[INFO] fetching crate piano_keyboard 0.2.3...
[INFO] testing piano_keyboard-0.2.3 against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274
[INFO] extracting crate piano_keyboard 0.2.3 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate piano_keyboard 0.2.3 on toolchain 28742a1146f10a4f09369baad027a464acb7a766
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "read-manifest" "--manifest-path" "Cargo.toml"`
[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-1/source/Cargo.toml
[INFO] crate crates.io crate piano_keyboard 0.2.3 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8494e18570dd1497fc2b0e30f54060f335e16972a0d8979d4e85d4c81f98d105
[INFO] running `"docker" "start" "-a" "8494e18570dd1497fc2b0e30f54060f335e16972a0d8979d4e85d4c81f98d105"`
[INFO] [stderr]    Compiling piano_keyboard v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `"docker" "inspect" "8494e18570dd1497fc2b0e30f54060f335e16972a0d8979d4e85d4c81f98d105"`
[INFO] running `"docker" "rm" "-f" "8494e18570dd1497fc2b0e30f54060f335e16972a0d8979d4e85d4c81f98d105"`
[INFO] [stdout] 8494e18570dd1497fc2b0e30f54060f335e16972a0d8979d4e85d4c81f98d105
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 79c50b291c98e2decdd1e218e740b0e372a6b0472235beb93db8ff909fa4ed88
[INFO] running `"docker" "start" "-a" "79c50b291c98e2decdd1e218e740b0e372a6b0472235beb93db8ff909fa4ed88"`
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling libc v0.2.68
[INFO] [stderr]    Compiling adler32 v1.0.4
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]    Compiling inflate v0.4.5
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling deflate v0.7.20
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.0
[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 18.41s
[INFO] running `"docker" "inspect" "79c50b291c98e2decdd1e218e740b0e372a6b0472235beb93db8ff909fa4ed88"`
[INFO] running `"docker" "rm" "-f" "79c50b291c98e2decdd1e218e740b0e372a6b0472235beb93db8ff909fa4ed88"`
[INFO] [stdout] 79c50b291c98e2decdd1e218e740b0e372a6b0472235beb93db8ff909fa4ed88
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4840e8f27d7d86baee529fd4150a7afc16a6bea409cc6f3968b32795e0d6c8ac
[INFO] running `"docker" "start" "-a" "4840e8f27d7d86baee529fd4150a7afc16a6bea409cc6f3968b32795e0d6c8ac"`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/piano_keyboard-2fa182f0f05553ef
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::test_all_pianos ... ignored
[INFO] [stdout] test tests::test_standard_pianos ... ok
[INFO] [stdout] test tests::test_max_width ... ok
[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
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests piano_keyboard
[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
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "4840e8f27d7d86baee529fd4150a7afc16a6bea409cc6f3968b32795e0d6c8ac"`
[INFO] running `"docker" "rm" "-f" "4840e8f27d7d86baee529fd4150a7afc16a6bea409cc6f3968b32795e0d6c8ac"`
[INFO] [stdout] 4840e8f27d7d86baee529fd4150a7afc16a6bea409cc6f3968b32795e0d6c8ac