[INFO] cloning repository https://github.com/cheesekon/rust-practice [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cheesekon/rust-practice" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcheesekon%2Frust-practice", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcheesekon%2Frust-practice'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 35ef4c25a036cc5449e8c52709fb3b16c96802b5 [INFO] testing cheesekon/rust-practice against 1.60.0 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcheesekon%2Frust-practice" "/workspace/builds/worker-104/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-104/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/cheesekon/rust-practice on toolchain 1.60.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/cheesekon/rust-practice [INFO] finished tweaking git repo https://github.com/cheesekon/rust-practice [INFO] tweaked toml for git repo https://github.com/cheesekon/rust-practice written to /workspace/builds/worker-104/source/Cargo.toml [INFO] crate git repo https://github.com/cheesekon/rust-practice already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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-104/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1742e0106c5fa27166ddae79dd978d5045eb06b5e116f734434cc0deae3eb5de [INFO] running `Command { std: "docker" "start" "-a" "1742e0106c5fa27166ddae79dd978d5045eb06b5e116f734434cc0deae3eb5de", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1742e0106c5fa27166ddae79dd978d5045eb06b5e116f734434cc0deae3eb5de", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1742e0106c5fa27166ddae79dd978d5045eb06b5e116f734434cc0deae3eb5de", kill_on_drop: false }` [INFO] [stdout] 1742e0106c5fa27166ddae79dd978d5045eb06b5e116f734434cc0deae3eb5de [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1fc3487b0ae3cae65744edf9f87cd0b41b6660acb729253b5f9c7fa5ef1026b0 [INFO] running `Command { std: "docker" "start" "-a" "1fc3487b0ae3cae65744edf9f87cd0b41b6660acb729253b5f9c7fa5ef1026b0", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling homework v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variant is never constructed: `Red` [INFO] [stdout] --> src/lib.rs:32:3 [INFO] [stdout] | [INFO] [stdout] 32 | Red, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Green` [INFO] [stdout] --> src/lib.rs:33:3 [INFO] [stdout] | [INFO] [stdout] 33 | Green, [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Yellow` [INFO] [stdout] --> src/lib.rs:34:3 [INFO] [stdout] | [INFO] [stdout] 34 | Yellow [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3m 32s [INFO] running `Command { std: "docker" "inspect" "1fc3487b0ae3cae65744edf9f87cd0b41b6660acb729253b5f9c7fa5ef1026b0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1fc3487b0ae3cae65744edf9f87cd0b41b6660acb729253b5f9c7fa5ef1026b0", kill_on_drop: false }` [INFO] [stdout] 1fc3487b0ae3cae65744edf9f87cd0b41b6660acb729253b5f9c7fa5ef1026b0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 145baeb605a9c00081d1ccb98c4cc2d37e80485ffa820765eb52fb1af8d837fa [INFO] running `Command { std: "docker" "start" "-a" "145baeb605a9c00081d1ccb98c4cc2d37e80485ffa820765eb52fb1af8d837fa", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling homework v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variant is never constructed: `Red` [INFO] [stdout] --> src/lib.rs:32:3 [INFO] [stdout] | [INFO] [stdout] 32 | Red, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Green` [INFO] [stdout] --> src/lib.rs:33:3 [INFO] [stdout] | [INFO] [stdout] 33 | Green, [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Yellow` [INFO] [stdout] --> src/lib.rs:34:3 [INFO] [stdout] | [INFO] [stdout] 34 | Yellow [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Red` [INFO] [stdout] --> src/lib.rs:32:3 [INFO] [stdout] | [INFO] [stdout] 32 | Red, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Green` [INFO] [stdout] --> src/lib.rs:33:3 [INFO] [stdout] | [INFO] [stdout] 33 | Green, [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Yellow` [INFO] [stdout] --> src/lib.rs:34:3 [INFO] [stdout] | [INFO] [stdout] 34 | Yellow [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 3.25s [INFO] running `Command { std: "docker" "inspect" "145baeb605a9c00081d1ccb98c4cc2d37e80485ffa820765eb52fb1af8d837fa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "145baeb605a9c00081d1ccb98c4cc2d37e80485ffa820765eb52fb1af8d837fa", kill_on_drop: false }` [INFO] [stdout] 145baeb605a9c00081d1ccb98c4cc2d37e80485ffa820765eb52fb1af8d837fa [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 68fb645a7a668561d0d38ef2fe871bcffde41aca61fad6df2b83072a3de1db2f [INFO] running `Command { std: "docker" "start" "-a" "68fb645a7a668561d0d38ef2fe871bcffde41aca61fad6df2b83072a3de1db2f", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: variant is never constructed: `Red` [INFO] [stderr] --> src/lib.rs:32:3 [INFO] [stderr] | [INFO] [stderr] 32 | Red, [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Green` [INFO] [stderr] --> src/lib.rs:33:3 [INFO] [stderr] | [INFO] [stderr] 33 | Green, [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Yellow` [INFO] [stderr] --> src/lib.rs:34:3 [INFO] [stderr] | [INFO] [stderr] 34 | Yellow [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `homework` (lib) generated 3 warnings [INFO] [stderr] warning: `homework` (lib test) generated 3 warnings (3 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.39s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/homework-bc28a134dffd659b) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/homework-3c537d7b3daee4cb) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests homework [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "68fb645a7a668561d0d38ef2fe871bcffde41aca61fad6df2b83072a3de1db2f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "68fb645a7a668561d0d38ef2fe871bcffde41aca61fad6df2b83072a3de1db2f", kill_on_drop: false }` [INFO] [stdout] 68fb645a7a668561d0d38ef2fe871bcffde41aca61fad6df2b83072a3de1db2f