[INFO] cloning repository https://github.com/arpho/battery_saver
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/arpho/battery_saver" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farpho%2Fbattery_saver", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farpho%2Fbattery_saver'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] eeaf40fb3885279c93b952ad4cba6bc3b02cc32f
[INFO] testing arpho/battery_saver against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farpho%2Fbattery_saver" "/workspace/builds/worker-34/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-34/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/arpho/battery_saver 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/arpho/battery_saver
[INFO] finished tweaking git repo https://github.com/arpho/battery_saver
[INFO] tweaked toml for git repo https://github.com/arpho/battery_saver written to /workspace/builds/worker-34/source/Cargo.toml
[INFO] crate git repo https://github.com/arpho/battery_saver 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded battery v0.7.8
[INFO] [stderr]   Downloaded uom v0.30.0
[INFO] [stderr]   Downloaded winbluetooth v0.1.0
[INFO] [stderr]   Downloaded libbluetooth v0.1.0
[INFO] [stderr]   Downloaded rodio v0.12.0
[INFO] [stderr]   Downloaded io_bluetooth v0.1.0
[INFO] [stderr]   Downloaded uom v0.31.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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] 7f307918176bc500ec8afd9d5821029c59cc0729394e1169bd306cd21bb4c6cc
[INFO] running `Command { std: "docker" "start" "-a" "7f307918176bc500ec8afd9d5821029c59cc0729394e1169bd306cd21bb4c6cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7f307918176bc500ec8afd9d5821029c59cc0729394e1169bd306cd21bb4c6cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f307918176bc500ec8afd9d5821029c59cc0729394e1169bd306cd21bb4c6cc", kill_on_drop: false }`
[INFO] [stdout] 7f307918176bc500ec8afd9d5821029c59cc0729394e1169bd306cd21bb4c6cc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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] 290712f3d9253315086241a507760feb9af5ca305d08aa7fb2d21273ae5f8512
[INFO] running `Command { std: "docker" "start" "-a" "290712f3d9253315086241a507760feb9af5ca305d08aa7fb2d21273ae5f8512", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]    Compiling syn v1.0.67
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling cc v1.0.66
[INFO] [stderr]    Compiling nix v0.15.0
[INFO] [stderr]    Compiling nix v0.13.1
[INFO] [stderr]    Compiling cpal v0.12.1
[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling battery v0.7.8
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling claxon v0.4.3
[INFO] [stderr]    Compiling hound v3.4.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling tinyvec v1.3.1
[INFO] [stderr]    Compiling ogg v0.8.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling alsa-sys v0.3.1
[INFO] [stderr]    Compiling minimp3-sys v0.3.2
[INFO] [stderr]    Compiling lewton v0.10.2
[INFO] [stderr]    Compiling uom v0.30.0
[INFO] [stderr]    Compiling uom v0.31.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling slice-deque v0.3.0
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling libbluetooth v0.1.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]    Compiling io_bluetooth v0.1.0
[INFO] [stderr]    Compiling alsa v0.4.3
[INFO] [stderr]    Compiling thiserror v1.0.26
[INFO] [stderr]    Compiling minimp3 v0.5.1
[INFO] [stderr]    Compiling structopt v0.3.21
[INFO] [stderr]    Compiling rodio v0.12.0
[INFO] [stderr]    Compiling battery_saver v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.10s
[INFO] running `Command { std: "docker" "inspect" "290712f3d9253315086241a507760feb9af5ca305d08aa7fb2d21273ae5f8512", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "290712f3d9253315086241a507760feb9af5ca305d08aa7fb2d21273ae5f8512", kill_on_drop: false }`
[INFO] [stdout] 290712f3d9253315086241a507760feb9af5ca305d08aa7fb2d21273ae5f8512
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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] dbf85c01be4cb7c4ecc1cc28e27f05f6c884be43805edec48a3c464aec9c3bd9
[INFO] running `Command { std: "docker" "start" "-a" "dbf85c01be4cb7c4ecc1cc28e27f05f6c884be43805edec48a3c464aec9c3bd9", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling battery_saver v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.93s
[INFO] running `Command { std: "docker" "inspect" "dbf85c01be4cb7c4ecc1cc28e27f05f6c884be43805edec48a3c464aec9c3bd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dbf85c01be4cb7c4ecc1cc28e27f05f6c884be43805edec48a3c464aec9c3bd9", kill_on_drop: false }`
[INFO] [stdout] dbf85c01be4cb7c4ecc1cc28e27f05f6c884be43805edec48a3c464aec9c3bd9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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] d7296f6708cec14d4f3b54bb0cdc7e1b284a26bc86f4e3368eec75fc718b2e34
[INFO] running `Command { std: "docker" "start" "-a" "d7296f6708cec14d4f3b54bb0cdc7e1b284a26bc86f4e3368eec75fc718b2e34", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.20s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/battery_saver-1f926c6adb60035b)
[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" "d7296f6708cec14d4f3b54bb0cdc7e1b284a26bc86f4e3368eec75fc718b2e34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7296f6708cec14d4f3b54bb0cdc7e1b284a26bc86f4e3368eec75fc718b2e34", kill_on_drop: false }`
[INFO] [stdout] d7296f6708cec14d4f3b54bb0cdc7e1b284a26bc86f4e3368eec75fc718b2e34