[INFO] fetching crate mpu6000 0.2.1...
[INFO] testing mpu6000-0.2.1 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate mpu6000 0.2.1 into /workspace/builds/worker-57/source
[INFO] validating manifest of crates.io crate mpu6000 0.2.1 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mpu6000 0.2.1
[INFO] finished tweaking crates.io crate mpu6000 0.2.1
[INFO] tweaked toml for crates.io crate mpu6000 0.2.1 written to /workspace/builds/worker-57/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7cfbc1bcf5af57f46dc0ec442e73a77cb97e014c0ff83422546e99e973b1f2e3
[INFO] running `Command { std: "docker" "start" "-a" "7cfbc1bcf5af57f46dc0ec442e73a77cb97e014c0ff83422546e99e973b1f2e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7cfbc1bcf5af57f46dc0ec442e73a77cb97e014c0ff83422546e99e973b1f2e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7cfbc1bcf5af57f46dc0ec442e73a77cb97e014c0ff83422546e99e973b1f2e3", kill_on_drop: false }`
[INFO] [stdout] 7cfbc1bcf5af57f46dc0ec442e73a77cb97e014c0ff83422546e99e973b1f2e3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f79f6f957888e0a3f985185328c387ee4fde8b6ea4816f285e2af923a2cceb40
[INFO] running `Command { std: "docker" "start" "-a" "f79f6f957888e0a3f985185328c387ee4fde8b6ea4816f285e2af923a2cceb40", kill_on_drop: false }`
[INFO] [stderr]    Compiling nb v1.0.0
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling nb v0.1.3
[INFO] [stderr]    Compiling embedded-hal v0.2.6
[INFO] [stderr]    Compiling mpu6000 v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.03s
[INFO] running `Command { std: "docker" "inspect" "f79f6f957888e0a3f985185328c387ee4fde8b6ea4816f285e2af923a2cceb40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f79f6f957888e0a3f985185328c387ee4fde8b6ea4816f285e2af923a2cceb40", kill_on_drop: false }`
[INFO] [stdout] f79f6f957888e0a3f985185328c387ee4fde8b6ea4816f285e2af923a2cceb40
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/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" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0f9a6bbe850d8059236cdf2d03dc19a7063c06483db74f7852b54e7d8716f323
[INFO] running `Command { std: "docker" "start" "-a" "0f9a6bbe850d8059236cdf2d03dc19a7063c06483db74f7852b54e7d8716f323", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling mpu6000 v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 16.74s
[INFO] running `Command { std: "docker" "inspect" "0f9a6bbe850d8059236cdf2d03dc19a7063c06483db74f7852b54e7d8716f323", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f9a6bbe850d8059236cdf2d03dc19a7063c06483db74f7852b54e7d8716f323", kill_on_drop: false }`
[INFO] [stdout] 0f9a6bbe850d8059236cdf2d03dc19a7063c06483db74f7852b54e7d8716f323
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/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" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c4250a171039c6431b8e13db2cf43c7286ded6e8d73dc05d6a62ff9982397d8e
[INFO] running `Command { std: "docker" "start" "-a" "c4250a171039c6431b8e13db2cf43c7286ded6e8d73dc05d6a62ff9982397d8e", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 2 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mpu6000-00e3d50c0a8f2b3e)
[INFO] [stdout] test test::test_functional ... ok
[INFO] [stderr]    Doc-tests mpu6000
[INFO] [stdout] test test::test_macro ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[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" "c4250a171039c6431b8e13db2cf43c7286ded6e8d73dc05d6a62ff9982397d8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4250a171039c6431b8e13db2cf43c7286ded6e8d73dc05d6a62ff9982397d8e", kill_on_drop: false }`
[INFO] [stdout] c4250a171039c6431b8e13db2cf43c7286ded6e8d73dc05d6a62ff9982397d8e