[INFO] fetching crate piano_keyboard 0.2.3... [INFO] testing piano_keyboard-0.2.3 against 1.55.0 for beta-1.56-1 [INFO] extracting crate piano_keyboard 0.2.3 into /workspace/builds/worker-11/source [INFO] validating manifest of crates.io crate piano_keyboard 0.2.3 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 crates.io crate piano_keyboard 0.2.3 [INFO] finished tweaking crates.io crate piano_keyboard 0.2.3 [INFO] tweaked toml for crates.io crate piano_keyboard 0.2.3 written to /workspace/builds/worker-11/source/Cargo.toml [INFO] crate crates.io crate piano_keyboard 0.2.3 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-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] [stdout] 5ef3dc46fccdfa8d5b95c7c6d58969c268fc65e94fd7caca6153a17e0c0b1a51 [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" "5ef3dc46fccdfa8d5b95c7c6d58969c268fc65e94fd7caca6153a17e0c0b1a51", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5ef3dc46fccdfa8d5b95c7c6d58969c268fc65e94fd7caca6153a17e0c0b1a51", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5ef3dc46fccdfa8d5b95c7c6d58969c268fc65e94fd7caca6153a17e0c0b1a51", kill_on_drop: false }` [INFO] [stdout] 5ef3dc46fccdfa8d5b95c7c6d58969c268fc65e94fd7caca6153a17e0c0b1a51 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 2bcfbd8473e899439caab0da5142a694a6155f8f367fd766f3f48a2dd726a545 [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" "2bcfbd8473e899439caab0da5142a694a6155f8f367fd766f3f48a2dd726a545", kill_on_drop: false }` [INFO] [stderr] Compiling piano_keyboard v0.2.3 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.96s [INFO] running `Command { std: "docker" "inspect" "2bcfbd8473e899439caab0da5142a694a6155f8f367fd766f3f48a2dd726a545", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2bcfbd8473e899439caab0da5142a694a6155f8f367fd766f3f48a2dd726a545", kill_on_drop: false }` [INFO] [stdout] 2bcfbd8473e899439caab0da5142a694a6155f8f367fd766f3f48a2dd726a545 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] [stdout] 3a42f269db985f666cd539a054dbb46d2a9287017f4d33556ca8f2ab529e4ce5 [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" "3a42f269db985f666cd539a054dbb46d2a9287017f4d33556ca8f2ab529e4ce5", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.68 [INFO] [stderr] Compiling num-traits v0.2.11 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling clap v2.33.0 [INFO] [stderr] Compiling num-integer v0.1.42 [INFO] [stderr] Compiling num-iter v0.1.40 [INFO] [stderr] Compiling png v0.14.1 [INFO] [stderr] Compiling piano_keyboard v0.2.3 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 13.82s [INFO] running `Command { std: "docker" "inspect" "3a42f269db985f666cd539a054dbb46d2a9287017f4d33556ca8f2ab529e4ce5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3a42f269db985f666cd539a054dbb46d2a9287017f4d33556ca8f2ab529e4ce5", kill_on_drop: false }` [INFO] [stdout] 3a42f269db985f666cd539a054dbb46d2a9287017f4d33556ca8f2ab529e4ce5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] d77008d5eb7e3eee358d1f3071d09ea3b7ceaa92c948300b368b557cac02e346 [INFO] running `Command { std: "docker" "start" "-a" "d77008d5eb7e3eee358d1f3071d09ea3b7ceaa92c948300b368b557cac02e346", kill_on_drop: false }` [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stdout] running 4 tests [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/piano_keyboard-7cb0c9e16ec0ea0c) [INFO] [stdout] test tests::test_all_pianos ... ignored [INFO] [stdout] test tests::test_max_width ... ok [INFO] [stdout] test tests::test_standard_pianos ... ok [INFO] [stderr] Doc-tests piano_keyboard [INFO] [stdout] test tests::test_several_widths ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.08s [INFO] [stdout] [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" "d77008d5eb7e3eee358d1f3071d09ea3b7ceaa92c948300b368b557cac02e346", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d77008d5eb7e3eee358d1f3071d09ea3b7ceaa92c948300b368b557cac02e346", kill_on_drop: false }` [INFO] [stdout] d77008d5eb7e3eee358d1f3071d09ea3b7ceaa92c948300b368b557cac02e346