[INFO] cloning repository https://github.com/NiklasEi/minigrep
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/NiklasEi/minigrep" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNiklasEi%2Fminigrep", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNiklasEi%2Fminigrep'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3a5327dbb36369c5ca8ea1d0ec681fd0032e8aae
[INFO] checking NiklasEi/minigrep against master#9610dfe5a9a731ced1ea4923ecbd0c57fe367898 for beta-170-4
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNiklasEi%2Fminigrep" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/NiklasEi/minigrep on toolchain 9610dfe5a9a731ced1ea4923ecbd0c57fe367898
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/NiklasEi/minigrep
[INFO] finished tweaking git repo https://github.com/NiklasEi/minigrep
[INFO] tweaked toml for git repo https://github.com/NiklasEi/minigrep written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/NiklasEi/minigrep already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0ebee026f876f1c129c2c9162689dccd340fc91290c507758fe85a900e972253
[INFO] running `Command { std: "docker" "start" "-a" "0ebee026f876f1c129c2c9162689dccd340fc91290c507758fe85a900e972253", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0ebee026f876f1c129c2c9162689dccd340fc91290c507758fe85a900e972253", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ebee026f876f1c129c2c9162689dccd340fc91290c507758fe85a900e972253", kill_on_drop: false }`
[INFO] [stdout] 0ebee026f876f1c129c2c9162689dccd340fc91290c507758fe85a900e972253
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 23add82f66e0d47d9795b9ab9a27dc0aa6ca7ad0acde4f54e35d7cc96e3e7532
[INFO] running `Command { std: "docker" "start" "-a" "23add82f66e0d47d9795b9ab9a27dc0aa6ca7ad0acde4f54e35d7cc96e3e7532", kill_on_drop: false }`
[INFO] [stderr]     Checking minigrep v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `env`
[INFO] [stdout]   --> src/lib.rs:48:30
[INFO] [stdout]    |
[INFO] [stdout] 48 |         let case_sensitive = env::var("CASE_INSENSITIVE").is_err();
[INFO] [stdout]    |                              ^^^ use of undeclared crate or module `env`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `minigrep` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `env`
[INFO] [stdout]   --> src/lib.rs:48:30
[INFO] [stdout]    |
[INFO] [stdout] 48 |         let case_sensitive = env::var("CASE_INSENSITIVE").is_err();
[INFO] [stdout]    |                              ^^^ use of undeclared crate or module `env`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `minigrep` (lib test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "23add82f66e0d47d9795b9ab9a27dc0aa6ca7ad0acde4f54e35d7cc96e3e7532", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23add82f66e0d47d9795b9ab9a27dc0aa6ca7ad0acde4f54e35d7cc96e3e7532", kill_on_drop: false }`
[INFO] [stdout] 23add82f66e0d47d9795b9ab9a27dc0aa6ca7ad0acde4f54e35d7cc96e3e7532
