❯ sudo nix-store --verify --check-contents --repair                                07:54:24 PM
reading the Nix store...
checking path existence...
checking hashes...
path '/nix/store/7fqvbz3jmrvrw1fh4kgi1d3xzxnw433b-nixexprs.tar.xz' was modified! expected hash 'sha256:1scn1z47db47bx22271wpjlkpx2jygs32rn1zc1zsj0m1f1dqv6r', got 'sha256:13fjmkkjnx9pszxdn7h0qqinzf5xl9l60fbj8rm5b1dzvq39r5gf'
error: cannot repair path '/nix/store/7fqvbz3jmrvrw1fh4kgi1d3xzxnw433b-nixexprs.tar.xz'
path '/nix/store/cgkskkxhibhsh73v97y44l94mwrw3ama-user-environment.drv' was modified! expected hash 'sha256:0gdayi6m8dbrizx7v85dglam87s7513a83nid64h0h6ksix97390', got 'sha256:0ip26j2h11n1kgkz36rl4akv694yz65hr72q4kv4b3lxcbi65b3p'
error: cannot repair path '/nix/store/cgkskkxhibhsh73v97y44l94mwrw3ama-user-environment.drv'
path '/nix/store/ibwlf9ssjqpzf1ljwkwja27xyhs7aspx-nixos-18.09pre138687.1b1be29bf82.drv' was modified! expected hash 'sha256:11mcncdn99pajgmjv5w4nnd98cxlxmwhcqn8fwv1dy1fpf7wrj11', got 'sha256:0ip26j2h11n1kgkz36rl4akv694yz65hr72q4kv4b3lxcbi65b3p'
error: cannot repair path '/nix/store/ibwlf9ssjqpzf1ljwkwja27xyhs7aspx-nixos-18.09pre138687.1b1be29bf82.drv'
path '/nix/store/ip3qzfrk3m1bq1g3mxrnn1kgpm5mbqy9-nixos-unstable' was modified! expected hash 'sha256:1y2wz941xv7k886z83lp3fszq1bq9c7qvknnr655sbiklqfnairc', got 'sha256:01rjzm2p53h7ypx6mb4bbr85c3c779b9p4c4b6d7m1ij7s9s5wib'
error: cannot repair path '/nix/store/ip3qzfrk3m1bq1g3mxrnn1kgpm5mbqy9-nixos-unstable'
path '/nix/store/m560nicvh38cchixsqanm1z3yxzad24r-env-manifest.nix' was modified! expected hash 'sha256:04i2b54xl81nrmick3434jm3bpyi33nl2mnjzblfdh1alcwf5blx', got 'sha256:0ip26j2h11n1kgkz36rl4akv694yz65hr72q4kv4b3lxcbi65b3p'
error: cannot repair path '/nix/store/m560nicvh38cchixsqanm1z3yxzad24r-env-manifest.nix'
path '/nix/store/p9p4kvpl1vv66xldvr2fndwgkiwn9x1f-nixos-18.09pre138687.1b1be29bf82' was modified! expected hash 'sha256:0chgz9sj18g6dbrqpb58v0bzn3f270mqgjm255c2z25ifw3azw8g', got 'sha256:0144vh090br33994psqxsgnd2ifckd3ncksxm1brcvq54lxh340x'
error: error parsing derivation '/nix/store/ibwlf9ssjqpzf1ljwkwja27xyhs7aspx-nixos-18.09pre138687.1b1be29bf82.drv': expected string 'Derive(['
warning: not all errors were fixed