$ firefox --app /usr/share/conkeror/application.ini

(process:8412): GLib-CRITICAL **: g_slice_set_config: assertion 'sys_page_size == 0' failed
JavaScript strict warning: chrome://conkeror/content/keywords.js, line 20: SyntaxError: in strict mode code, functions may be declared only at top level or immediately within another function
JavaScript strict warning: chrome://conkeror/content/keywords.js, line 30: SyntaxError: in strict mode code, functions may be declared only at top level or immediately within another function
JavaScript strict warning: chrome://conkeror/content/keywords.js, line 62: SyntaxError: in strict mode code, functions may be declared only at top level or immediately within another function
JavaScript strict warning: chrome://conkeror/content/keywords.js, line 68: SyntaxError: in strict mode code, functions may be declared only at top level or immediately within another function
JavaScript strict warning: chrome://conkeror/content/keywords.js, line 72: SyntaxError: in strict mode code, functions may be declared only at top level or immediately within another function
JavaScript warning: chrome://conkeror/content/coroutine.js, line 354: mutating the [[Prototype]] of an object will cause your code to run very slowly; instead create the object with the correct initial [[Prototype]] value using Object.create
JavaScript strict warning: chrome://conkeror/content/env.js, line 16: SyntaxError: in strict mode code, functions may be declared only at top level or immediately within another function
JavaScript strict warning: chrome://conkeror/content/env.js, line 42: SyntaxError: in strict mode code, functions may be declared only at top level or immediately within another function
JavaScript strict warning: chrome://conkeror/content/env.js, line 79: SyntaxError: in strict mode code, functions may be declared only at top level or immediately within another function
JavaScript strict warning: chrome://conkeror/content/utils.js, line 207: SyntaxError: octal literals and octal escape sequences are deprecated
JavaScript strict warning: chrome://conkeror/content/utils.js, line 207: SyntaxError: octal literals and octal escape sequences are deprecated
JavaScript strict warning: chrome://conkeror/content/utils.js, line 207: SyntaxError: octal literals and octal escape sequences are deprecated
JavaScript strict warning: file:///usr/share/conkeror/components/application.js, line 167: ReferenceError: reference to undefined property (intermediate value)[e]
Error initializing.
Error: Error opening input stream (invalid filename?): chrome://conkeror/content/io
JavaScript error: file:///usr/share/conkeror/components/command-line.js, line 23: TypeError: conkeror.handle_command_line is not a function
Console error: [JavaScript Warning: "SyntaxError: in strict mode code, functions may be declared only at top level or immediately within another function" {file: "chrome://conkeror/content/env.js" line: 16 column: 13 source: "    function get_os () {
"}]
  Category: chrome javascript
Console error: [JavaScript Warning: "SyntaxError: in strict mode code, functions may be declared only at top level or immediately within another function" {file: "chrome://conkeror/content/env.js" line: 42 column: 13 source: "    function getenv (variable) {
"}]
  Category: chrome javascript
Console error: [JavaScript Warning: "SyntaxError: in strict mode code, functions may be declared only at top level or immediately within another function" {file: "chrome://conkeror/content/env.js" line: 79 column: 13 source: "    function get_current_profile () {
"}]
  Category: chrome javascript
Console error: [JavaScript Warning: "SyntaxError: octal literals and octal escape sequences are deprecated" {file: "chrome://conkeror/content/utils.js" line: 207 column: 51 source: "    file.createUnique(Ci.nsIFile.NORMAL_FILE_TYPE, 0600);
"}]
  Category: chrome javascript
Console error: [JavaScript Warning: "SyntaxError: octal literals and octal escape sequences are deprecated" {file: "chrome://conkeror/content/utils.js" line: 207 column: 51 source: "    file.createUnique(Ci.nsIFile.NORMAL_FILE_TYPE, 0600);
"}]
  Category: chrome javascript
Console error: [JavaScript Warning: "SyntaxError: octal literals and octal escape sequences are deprecated" {file: "chrome://conkeror/content/utils.js" line: 207 column: 51 source: "    file.createUnique(Ci.nsIFile.NORMAL_FILE_TYPE, 0600);
"}]
  Category: chrome javascript
Console error: [JavaScript Warning: "ReferenceError: reference to undefined property (intermediate value)[e]" {file: "file:///usr/share/conkeror/components/application.js" line: 167}]
  Category: chrome javascript
Console error: [JavaScript Error: "TypeError: conkeror.handle_command_line is not a function" {file: "file:///usr/share/conkeror/components/command-line.js" line: 23}]
  Category: chrome javascript