[INFO] cloning repository https://github.com/gabucito/rust-closure [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gabucito/rust-closure" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgabucito%2Frust-closure", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgabucito%2Frust-closure'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] a43a4e5d1fdb72df56d5f943104605523c979d24 [INFO] testing gabucito/rust-closure against master#ff2c56344c764af598ad33027e9c7a48881808ef for pr-118825 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgabucito%2Frust-closure" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/gabucito/rust-closure on toolchain ff2c56344c764af598ad33027e9c7a48881808ef [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ff2c56344c764af598ad33027e9c7a48881808ef" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/gabucito/rust-closure [INFO] finished tweaking git repo https://github.com/gabucito/rust-closure [INFO] tweaked toml for git repo https://github.com/gabucito/rust-closure written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/gabucito/rust-closure 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" "+ff2c56344c764af598ad33027e9c7a48881808ef" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ff2c56344c764af598ad33027e9c7a48881808ef" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2e0706f2d39951d900f1f0214b94d8e8c8064afbd9a78c9de295c55058fc07ee [INFO] running `Command { std: "docker" "start" "-a" "2e0706f2d39951d900f1f0214b94d8e8c8064afbd9a78c9de295c55058fc07ee", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2e0706f2d39951d900f1f0214b94d8e8c8064afbd9a78c9de295c55058fc07ee", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2e0706f2d39951d900f1f0214b94d8e8c8064afbd9a78c9de295c55058fc07ee", kill_on_drop: false }` [INFO] [stdout] 2e0706f2d39951d900f1f0214b94d8e8c8064afbd9a78c9de295c55058fc07ee [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ff2c56344c764af598ad33027e9c7a48881808ef" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a2a7e5cc508acc43592f56dc6722a3b22e61761470e67b512be42bd660a17dda [INFO] running `Command { std: "docker" "start" "-a" "a2a7e5cc508acc43592f56dc6722a3b22e61761470e67b512be42bd660a17dda", kill_on_drop: false }` [INFO] [stderr] Compiling excercise v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `value` is never read [INFO] [stdout] --> src/main.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 5 | struct Cacher [INFO] [stdout] | ------ field in this struct [INFO] [stdout] ... [INFO] [stdout] 10 | value: Option, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `value` is never used [INFO] [stdout] --> src/main.rs:31:8 [INFO] [stdout] | [INFO] [stdout] 14 | / impl Cacher [INFO] [stdout] 15 | | where [INFO] [stdout] 16 | | T: Fn(u32) -> u32, [INFO] [stdout] | |______________________- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 31 | fn value(&mut self, arg: u32) -> u32 { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.24s [INFO] running `Command { std: "docker" "inspect" "a2a7e5cc508acc43592f56dc6722a3b22e61761470e67b512be42bd660a17dda", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a2a7e5cc508acc43592f56dc6722a3b22e61761470e67b512be42bd660a17dda", kill_on_drop: false }` [INFO] [stdout] a2a7e5cc508acc43592f56dc6722a3b22e61761470e67b512be42bd660a17dda [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ff2c56344c764af598ad33027e9c7a48881808ef" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] cb72b17da3fe52631cbfb361794358df7bc1b664fc0b7bc3c629337c18f35b86 [INFO] running `Command { std: "docker" "start" "-a" "cb72b17da3fe52631cbfb361794358df7bc1b664fc0b7bc3c629337c18f35b86", kill_on_drop: false }` [INFO] [stderr] Compiling excercise v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `v1` [INFO] [stdout] --> src/main.rs:91:13 [INFO] [stdout] | [INFO] [stdout] 91 | let v1 = c.hash(1); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_v1` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `value` is never read [INFO] [stdout] --> src/main.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 5 | struct Cacher [INFO] [stdout] | ------ field in this struct [INFO] [stdout] ... [INFO] [stdout] 10 | value: Option, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `value` is never used [INFO] [stdout] --> src/main.rs:31:8 [INFO] [stdout] | [INFO] [stdout] 14 | / impl Cacher [INFO] [stdout] 15 | | where [INFO] [stdout] 16 | | T: Fn(u32) -> u32, [INFO] [stdout] | |______________________- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 31 | fn value(&mut self, arg: u32) -> u32 { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.26s [INFO] running `Command { std: "docker" "inspect" "cb72b17da3fe52631cbfb361794358df7bc1b664fc0b7bc3c629337c18f35b86", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cb72b17da3fe52631cbfb361794358df7bc1b664fc0b7bc3c629337c18f35b86", kill_on_drop: false }` [INFO] [stdout] cb72b17da3fe52631cbfb361794358df7bc1b664fc0b7bc3c629337c18f35b86 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ff2c56344c764af598ad33027e9c7a48881808ef" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 05b8f03cb7df1a262d2aac3458dbf79e588eb035d2dc51f61ee6da5332f1b514 [INFO] running `Command { std: "docker" "start" "-a" "05b8f03cb7df1a262d2aac3458dbf79e588eb035d2dc51f61ee6da5332f1b514", kill_on_drop: false }` [INFO] [stderr] warning: unused variable: `v1` [INFO] [stderr] --> src/main.rs:91:13 [INFO] [stderr] | [INFO] [stderr] 91 | let v1 = c.hash(1); [INFO] [stderr] | ^^ help: if this is intentional, prefix it with an underscore: `_v1` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field `value` is never read [INFO] [stderr] --> src/main.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 5 | struct Cacher [INFO] [stderr] | ------ field in this struct [INFO] [stderr] ... [INFO] [stderr] 10 | value: Option, [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: method `value` is never used [INFO] [stderr] --> src/main.rs:31:8 [INFO] [stderr] | [INFO] [stderr] 14 | / impl Cacher [INFO] [stderr] 15 | | where [INFO] [stderr] 16 | | T: Fn(u32) -> u32, [INFO] [stderr] | |______________________- method in this implementation [INFO] [stderr] ... [INFO] [stderr] 31 | fn value(&mut self, arg: u32) -> u32 { [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `excercise` (bin "excercise" test) generated 3 warnings (run `cargo fix --bin "excercise" --tests` to apply 1 suggestion) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.00s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/excercise-46ebd28614f06c77) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test tests::call_with_different_values ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "05b8f03cb7df1a262d2aac3458dbf79e588eb035d2dc51f61ee6da5332f1b514", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "05b8f03cb7df1a262d2aac3458dbf79e588eb035d2dc51f61ee6da5332f1b514", kill_on_drop: false }` [INFO] [stdout] 05b8f03cb7df1a262d2aac3458dbf79e588eb035d2dc51f61ee6da5332f1b514