[INFO] cloning repository https://github.com/rajcspsg/ProgrammingRust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rajcspsg/ProgrammingRust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frajcspsg%2FProgrammingRust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frajcspsg%2FProgrammingRust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b7cb90349fc0ac55f4a86ef339b04b87bdba2a11
[INFO] checking rajcspsg/ProgrammingRust against master#90442458ac46b1d5eed752c316da25450f67285b for pr-81477
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frajcspsg%2FProgrammingRust" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rajcspsg/ProgrammingRust on toolchain 90442458ac46b1d5eed752c316da25450f67285b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rajcspsg/ProgrammingRust
[INFO] finished tweaking git repo https://github.com/rajcspsg/ProgrammingRust
[INFO] tweaked toml for git repo https://github.com/rajcspsg/ProgrammingRust written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/rajcspsg/ProgrammingRust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9af457e024dccd1bbdb56d3d6aa66be70a4044ccd22e2d9801b9507038b13823
[INFO] running `Command { std: "docker" "start" "-a" "9af457e024dccd1bbdb56d3d6aa66be70a4044ccd22e2d9801b9507038b13823", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9af457e024dccd1bbdb56d3d6aa66be70a4044ccd22e2d9801b9507038b13823", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9af457e024dccd1bbdb56d3d6aa66be70a4044ccd22e2d9801b9507038b13823", kill_on_drop: false }`
[INFO] [stdout] 9af457e024dccd1bbdb56d3d6aa66be70a4044ccd22e2d9801b9507038b13823
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6ddcbabf06c51497de22fe713cb0ab07b446d0c8772cb540d8b5b5f7caf80ee0
[INFO] running `Command { std: "docker" "start" "-a" "6ddcbabf06c51497de22fe713cb0ab07b446d0c8772cb540d8b5b5f7caf80ee0", kill_on_drop: false }`
[INFO] [stderr]     Checking ProgrammingRust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: crate `ProgrammingRust` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `programming_rust`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `chapter1`
[INFO] [stdout]  --> tests/gcd.rs:1:7
[INFO] [stdout]   |
[INFO] [stdout] 1 |   use chapter1;
[INFO] [stdout]   |       ^^^^^^^^ no `chapter1` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `gcd` in this scope
[INFO] [stdout]   --> tests/gcd.rs:10:20
[INFO] [stdout]    |
[INFO] [stdout] 10 |         assert_eq!(gcd(15, 14), 1);
[INFO] [stdout]    |                    ^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `ProgrammingRust` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `programming_rust`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ProgrammingRust`
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0432.
[INFO] [stdout] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "6ddcbabf06c51497de22fe713cb0ab07b446d0c8772cb540d8b5b5f7caf80ee0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ddcbabf06c51497de22fe713cb0ab07b446d0c8772cb540d8b5b5f7caf80ee0", kill_on_drop: false }`
[INFO] [stdout] 6ddcbabf06c51497de22fe713cb0ab07b446d0c8772cb540d8b5b5f7caf80ee0