[INFO] fetching crate piston-button_tracker 0.14.0...
[INFO] testing piston-button_tracker-0.14.0 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] extracting crate piston-button_tracker 0.14.0 into /workspace/builds/worker-78/source
[INFO] validating manifest of crates.io crate piston-button_tracker 0.14.0 on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate piston-button_tracker 0.14.0
[INFO] finished tweaking crates.io crate piston-button_tracker 0.14.0
[INFO] tweaked toml for crates.io crate piston-button_tracker 0.14.0 written to /workspace/builds/worker-78/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "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-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b55da232c0319129c74447cfcd3fc23cb96282416eb85c2af051d0ce7e634ffe
[INFO] running `Command { std: "docker" "start" "-a" "b55da232c0319129c74447cfcd3fc23cb96282416eb85c2af051d0ce7e634ffe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b55da232c0319129c74447cfcd3fc23cb96282416eb85c2af051d0ce7e634ffe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b55da232c0319129c74447cfcd3fc23cb96282416eb85c2af051d0ce7e634ffe", kill_on_drop: false }`
[INFO] [stdout] b55da232c0319129c74447cfcd3fc23cb96282416eb85c2af051d0ce7e634ffe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d696fda5abbadfa781d32f8879fbc6108ae68f45c78b3b6d28c314504ea8c44d
[INFO] running `Command { std: "docker" "start" "-a" "d696fda5abbadfa781d32f8879fbc6108ae68f45c78b3b6d28c314504ea8c44d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling piston-float v1.0.1
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling piston-viewport v1.0.1
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling pistoncore-input v1.0.1
[INFO] [stderr]    Compiling piston-button_tracker v0.14.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.22s
[INFO] running `Command { std: "docker" "inspect" "d696fda5abbadfa781d32f8879fbc6108ae68f45c78b3b6d28c314504ea8c44d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d696fda5abbadfa781d32f8879fbc6108ae68f45c78b3b6d28c314504ea8c44d", kill_on_drop: false }`
[INFO] [stdout] d696fda5abbadfa781d32f8879fbc6108ae68f45c78b3b6d28c314504ea8c44d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8acb8026c271385fb11d7243fc9fcd1b18ad4aefa87330bf11af18dc467dbd24
[INFO] running `Command { std: "docker" "start" "-a" "8acb8026c271385fb11d7243fc9fcd1b18ad4aefa87330bf11af18dc467dbd24", kill_on_drop: false }`
[INFO] [stderr]    Compiling piston-button_tracker v0.14.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `Command { std: "docker" "inspect" "8acb8026c271385fb11d7243fc9fcd1b18ad4aefa87330bf11af18dc467dbd24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8acb8026c271385fb11d7243fc9fcd1b18ad4aefa87330bf11af18dc467dbd24", kill_on_drop: false }`
[INFO] [stdout] 8acb8026c271385fb11d7243fc9fcd1b18ad4aefa87330bf11af18dc467dbd24
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8346041ef0ce81f932fc26511ec1b09a392a9e02cf1645a1d8cb4de8577630d6
[INFO] running `Command { std: "docker" "start" "-a" "8346041ef0ce81f932fc26511ec1b09a392a9e02cf1645a1d8cb4de8577630d6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/button_tracker-5c3a7a42541d1b60)
[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 button_tracker
[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" "8346041ef0ce81f932fc26511ec1b09a392a9e02cf1645a1d8cb4de8577630d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8346041ef0ce81f932fc26511ec1b09a392a9e02cf1645a1d8cb4de8577630d6", kill_on_drop: false }`
[INFO] [stdout] 8346041ef0ce81f932fc26511ec1b09a392a9e02cf1645a1d8cb4de8577630d6