[INFO] cloning repository https://github.com/a-jonak/rust-project [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/a-jonak/rust-project" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fa-jonak%2Frust-project", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fa-jonak%2Frust-project'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 5b2636e850dd4b48f8cac070f85a533febc3b586 [INFO] testing a-jonak/rust-project against 1.55.0 for beta-1.56-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fa-jonak%2Frust-project" "/workspace/builds/worker-3/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/a-jonak/rust-project on toolchain 1.55.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/a-jonak/rust-project [INFO] finished tweaking git repo https://github.com/a-jonak/rust-project [INFO] tweaked toml for git repo https://github.com/a-jonak/rust-project written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/a-jonak/rust-project already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 18b0922f32b0752628c2f0a4df25e27b8bf3a9d31516d8eb82882c50f4cb4afe [INFO] running `Command { std: "docker" "start" "-a" "18b0922f32b0752628c2f0a4df25e27b8bf3a9d31516d8eb82882c50f4cb4afe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "18b0922f32b0752628c2f0a4df25e27b8bf3a9d31516d8eb82882c50f4cb4afe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "18b0922f32b0752628c2f0a4df25e27b8bf3a9d31516d8eb82882c50f4cb4afe", kill_on_drop: false }` [INFO] [stdout] 18b0922f32b0752628c2f0a4df25e27b8bf3a9d31516d8eb82882c50f4cb4afe [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 68b34a40771b551ce3faf1f3376078b6e0ff29350159d496c565466c80d2d200 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "68b34a40771b551ce3faf1f3376078b6e0ff29350159d496c565466c80d2d200", kill_on_drop: false }` [INFO] [stderr] Compiling inflate v0.1.1 [INFO] [stderr] Compiling miniz-sys v0.1.12 [INFO] [stderr] Compiling gif v0.9.2 [INFO] [stderr] Compiling num_cpus v1.12.0 [INFO] [stderr] Compiling crossbeam-queue v0.2.1 [INFO] [stderr] Compiling num-traits v0.1.43 [INFO] [stderr] Compiling num-iter v0.1.40 [INFO] [stderr] Compiling num-bigint v0.1.44 [INFO] [stderr] Compiling enum_primitive v0.1.1 [INFO] [stderr] Compiling rayon-core v1.7.0 [INFO] [stderr] Compiling rayon v1.3.0 [INFO] [stderr] Compiling num-rational v0.1.42 [INFO] [stderr] Compiling flate2 v0.2.20 [INFO] [stderr] Compiling png v0.5.2 [INFO] [stderr] Compiling jpeg-decoder v0.1.18 [INFO] [stderr] Compiling image v0.10.4 [INFO] [stderr] Compiling raster v0.2.0 [INFO] [stderr] Compiling image-processing v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/interface.rs:86:17 [INFO] [stdout] | [INFO] [stdout] 86 | / Command::new("display") [INFO] [stdout] 87 | | .arg(arguments[2].clone()) [INFO] [stdout] 88 | | .spawn(); [INFO] [stdout] | |_________________________________^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/interface.rs:99:17 [INFO] [stdout] | [INFO] [stdout] 99 | raster::save(&processed, &arguments[3].clone()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/interface.rs:100:17 [INFO] [stdout] | [INFO] [stdout] 100 | / Command::new("display") [INFO] [stdout] 101 | | .arg(arguments[3].clone()) [INFO] [stdout] 102 | | .spawn(); [INFO] [stdout] | |_________________________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/interface.rs:106:17 [INFO] [stdout] | [INFO] [stdout] 106 | / Command::new("display") [INFO] [stdout] 107 | | .arg(arguments[3].clone()) [INFO] [stdout] 108 | | .spawn(); [INFO] [stdout] | |_________________________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/interface.rs:116:17 [INFO] [stdout] | [INFO] [stdout] 116 | raster::save(&processed, &arguments[4].clone()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/interface.rs:117:17 [INFO] [stdout] | [INFO] [stdout] 117 | / Command::new("display") [INFO] [stdout] 118 | | .arg(arguments[4].clone()) [INFO] [stdout] 119 | | .spawn(); [INFO] [stdout] | |_________________________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 17.23s [INFO] running `Command { std: "docker" "inspect" "68b34a40771b551ce3faf1f3376078b6e0ff29350159d496c565466c80d2d200", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "68b34a40771b551ce3faf1f3376078b6e0ff29350159d496c565466c80d2d200", kill_on_drop: false }` [INFO] [stdout] 68b34a40771b551ce3faf1f3376078b6e0ff29350159d496c565466c80d2d200 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] cab1c1207d339cb480988d555f15683d413a87e55d87d47f4d98c722f0d17a56 [INFO] running `Command { std: "docker" "start" "-a" "cab1c1207d339cb480988d555f15683d413a87e55d87d47f4d98c722f0d17a56", kill_on_drop: false }` [INFO] [stderr] Compiling image-processing v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/interface.rs:86:17 [INFO] [stdout] | [INFO] [stdout] 86 | / Command::new("display") [INFO] [stdout] 87 | | .arg(arguments[2].clone()) [INFO] [stdout] 88 | | .spawn(); [INFO] [stdout] | |_________________________________^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/interface.rs:99:17 [INFO] [stdout] | [INFO] [stdout] 99 | raster::save(&processed, &arguments[3].clone()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/interface.rs:100:17 [INFO] [stdout] | [INFO] [stdout] 100 | / Command::new("display") [INFO] [stdout] 101 | | .arg(arguments[3].clone()) [INFO] [stdout] 102 | | .spawn(); [INFO] [stdout] | |_________________________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/interface.rs:106:17 [INFO] [stdout] | [INFO] [stdout] 106 | / Command::new("display") [INFO] [stdout] 107 | | .arg(arguments[3].clone()) [INFO] [stdout] 108 | | .spawn(); [INFO] [stdout] | |_________________________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/interface.rs:116:17 [INFO] [stdout] | [INFO] [stdout] 116 | raster::save(&processed, &arguments[4].clone()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/interface.rs:117:17 [INFO] [stdout] | [INFO] [stdout] 117 | / Command::new("display") [INFO] [stdout] 118 | | .arg(arguments[4].clone()) [INFO] [stdout] 119 | | .spawn(); [INFO] [stdout] | |_________________________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.13s [INFO] running `Command { std: "docker" "inspect" "cab1c1207d339cb480988d555f15683d413a87e55d87d47f4d98c722f0d17a56", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cab1c1207d339cb480988d555f15683d413a87e55d87d47f4d98c722f0d17a56", kill_on_drop: false }` [INFO] [stdout] cab1c1207d339cb480988d555f15683d413a87e55d87d47f4d98c722f0d17a56 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] aae22a5638272f67f6b85471f5199e635b701d4b564a0d29d5d8b2dd6cc983dc [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "aae22a5638272f67f6b85471f5199e635b701d4b564a0d29d5d8b2dd6cc983dc", kill_on_drop: false }` [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/interface.rs:86:17 [INFO] [stderr] | [INFO] [stderr] 86 | / Command::new("display") [INFO] [stderr] 87 | | .arg(arguments[2].clone()) [INFO] [stderr] 88 | | .spawn(); [INFO] [stderr] | |_________________________________^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/interface.rs:99:17 [INFO] [stderr] | [INFO] [stderr] 99 | raster::save(&processed, &arguments[3].clone()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/interface.rs:100:17 [INFO] [stderr] | [INFO] [stderr] 100 | / Command::new("display") [INFO] [stderr] 101 | | .arg(arguments[3].clone()) [INFO] [stderr] 102 | | .spawn(); [INFO] [stderr] | |_________________________________^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/interface.rs:106:17 [INFO] [stderr] | [INFO] [stderr] 106 | / Command::new("display") [INFO] [stderr] 107 | | .arg(arguments[3].clone()) [INFO] [stderr] 108 | | .spawn(); [INFO] [stderr] | |_________________________________^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/interface.rs:116:17 [INFO] [stderr] | [INFO] [stderr] 116 | raster::save(&processed, &arguments[4].clone()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/interface.rs:117:17 [INFO] [stderr] | [INFO] [stderr] 117 | / Command::new("display") [INFO] [stderr] 118 | | .arg(arguments[4].clone()) [INFO] [stderr] 119 | | .spawn(); [INFO] [stderr] | |_________________________________^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: `image-processing` (bin "image-processing" test) generated 6 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/methods-4b96913d3b6e6807) [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/image_processing-96eb80f063a6af85) [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 methods [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" "aae22a5638272f67f6b85471f5199e635b701d4b564a0d29d5d8b2dd6cc983dc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "aae22a5638272f67f6b85471f5199e635b701d4b564a0d29d5d8b2dd6cc983dc", kill_on_drop: false }` [INFO] [stdout] aae22a5638272f67f6b85471f5199e635b701d4b564a0d29d5d8b2dd6cc983dc