[INFO] cloning repository https://github.com/egetelli/hello-world-cargo [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/egetelli/hello-world-cargo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fegetelli%2Fhello-world-cargo", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fegetelli%2Fhello-world-cargo'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 7a8b2e51a00dc206057f57381494ddcc6e6b4ff2 [INFO] checking egetelli/hello-world-cargo against try#1f5783cbeb5da8b38566d718631d016891e9c912 for pr-142704 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fegetelli%2Fhello-world-cargo" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] [stderr] error: unable to write file src/tempCodeRunnerFile.rs [INFO] [stderr] fatal: unable to checkout working tree [INFO] [stderr] warning: Clone succeeded, but checkout failed. [INFO] [stderr] You can inspect what was checked out with 'git status' [INFO] [stderr] and retry with 'git restore --source=HEAD :/' [INFO] [stderr] [INFO] checking egetelli/hello-world-cargo against try#1f5783cbeb5da8b38566d718631d016891e9c912 for pr-142704 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fegetelli%2Fhello-world-cargo" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/egetelli/hello-world-cargo on toolchain 1f5783cbeb5da8b38566d718631d016891e9c912 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f5783cbeb5da8b38566d718631d016891e9c912" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/egetelli/hello-world-cargo [INFO] finished tweaking git repo https://github.com/egetelli/hello-world-cargo [INFO] tweaked toml for git repo https://github.com/egetelli/hello-world-cargo written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/egetelli/hello-world-cargo 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" "+1f5783cbeb5da8b38566d718631d016891e9c912" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+1f5783cbeb5da8b38566d718631d016891e9c912" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 04f89d78cd490cf12aeb3f056ad7a354f2a3456169fb89deae501ed682352f3d [INFO] running `Command { std: "docker" "start" "-a" "04f89d78cd490cf12aeb3f056ad7a354f2a3456169fb89deae501ed682352f3d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "04f89d78cd490cf12aeb3f056ad7a354f2a3456169fb89deae501ed682352f3d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "04f89d78cd490cf12aeb3f056ad7a354f2a3456169fb89deae501ed682352f3d", kill_on_drop: false }` [INFO] [stdout] 04f89d78cd490cf12aeb3f056ad7a354f2a3456169fb89deae501ed682352f3d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+1f5783cbeb5da8b38566d718631d016891e9c912" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5cbd20a0d6d6e729ba5438501655162cba79492ea513c3b32cd046f5da6ca0a3 [INFO] running `Command { std: "docker" "start" "-a" "5cbd20a0d6d6e729ba5438501655162cba79492ea513c3b32cd046f5da6ca0a3", kill_on_drop: false }` [INFO] [stderr] Checking hello-world-cargo v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:3:9 [INFO] [stdout] | [INFO] [stdout] 3 | let mut x = 45; [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:5:9 [INFO] [stdout] | [INFO] [stdout] 5 | let mut y = 60; [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:7:9 [INFO] [stdout] | [INFO] [stdout] 7 | let mut f = 5.5; [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `Pazartesi`, `Carsamba`, `Persembe`, `Cuma`, `Cumartesi`, and `Pazar` are never constructed [INFO] [stdout] --> src/main.rs:150:5 [INFO] [stdout] | [INFO] [stdout] 149 | enum Gunler { [INFO] [stdout] | ------ variants in this enum [INFO] [stdout] 150 | Pazartesi, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 151 | Sali, [INFO] [stdout] 152 | Carsamba, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 153 | Persembe, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 154 | Cuma, [INFO] [stdout] | ^^^^ [INFO] [stdout] 155 | Cumartesi, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 156 | Pazar, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:3:9 [INFO] [stdout] | [INFO] [stdout] 3 | let mut x = 45; [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:5:9 [INFO] [stdout] | [INFO] [stdout] 5 | let mut y = 60; [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:7:9 [INFO] [stdout] | [INFO] [stdout] 7 | let mut f = 5.5; [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `Pazartesi`, `Carsamba`, `Persembe`, `Cuma`, `Cumartesi`, and `Pazar` are never constructed [INFO] [stdout] --> src/main.rs:150:5 [INFO] [stdout] | [INFO] [stdout] 149 | enum Gunler { [INFO] [stdout] | ------ variants in this enum [INFO] [stdout] 150 | Pazartesi, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 151 | Sali, [INFO] [stdout] 152 | Carsamba, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 153 | Persembe, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 154 | Cuma, [INFO] [stdout] | ^^^^ [INFO] [stdout] 155 | Cumartesi, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 156 | Pazar, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.10s [INFO] running `Command { std: "docker" "inspect" "5cbd20a0d6d6e729ba5438501655162cba79492ea513c3b32cd046f5da6ca0a3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5cbd20a0d6d6e729ba5438501655162cba79492ea513c3b32cd046f5da6ca0a3", kill_on_drop: false }` [INFO] [stdout] 5cbd20a0d6d6e729ba5438501655162cba79492ea513c3b32cd046f5da6ca0a3