[INFO] fetching crate battery-widget 0.1.0...
[INFO] testing battery-widget-0.1.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate battery-widget 0.1.0 into /workspace/builds/worker-62/source
[INFO] validating manifest of crates.io crate battery-widget 0.1.0 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 battery-widget 0.1.0
[INFO] finished tweaking crates.io crate battery-widget 0.1.0
[INFO] tweaked toml for crates.io crate battery-widget 0.1.0 written to /workspace/builds/worker-62/source/Cargo.toml
[INFO] crate crates.io crate battery-widget 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/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] 77662df610f7d712e77739fa2a3a33a48f3c09d89b2397c4e8d555ff1a5afbec
[INFO] running `Command { std: "docker" "start" "-a" "77662df610f7d712e77739fa2a3a33a48f3c09d89b2397c4e8d555ff1a5afbec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "77662df610f7d712e77739fa2a3a33a48f3c09d89b2397c4e8d555ff1a5afbec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77662df610f7d712e77739fa2a3a33a48f3c09d89b2397c4e8d555ff1a5afbec", kill_on_drop: false }`
[INFO] [stdout] 77662df610f7d712e77739fa2a3a33a48f3c09d89b2397c4e8d555ff1a5afbec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/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] d8f17a7c822a00992470269a8808832e3864dd02f5b318d4a17410132e3082e4
[INFO] running `Command { std: "docker" "start" "-a" "d8f17a7c822a00992470269a8808832e3864dd02f5b318d4a17410132e3082e4", kill_on_drop: false }`
[INFO] [stderr]    Compiling battery-widget v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.21s
[INFO] running `Command { std: "docker" "inspect" "d8f17a7c822a00992470269a8808832e3864dd02f5b318d4a17410132e3082e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8f17a7c822a00992470269a8808832e3864dd02f5b318d4a17410132e3082e4", kill_on_drop: false }`
[INFO] [stdout] d8f17a7c822a00992470269a8808832e3864dd02f5b318d4a17410132e3082e4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/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] 85d3bbebd8fee906f95321282c87aebc193091e8618ece23683a21761c24cc53
[INFO] running `Command { std: "docker" "start" "-a" "85d3bbebd8fee906f95321282c87aebc193091e8618ece23683a21761c24cc53", kill_on_drop: false }`
[INFO] [stderr]    Compiling battery-widget v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `Command { std: "docker" "inspect" "85d3bbebd8fee906f95321282c87aebc193091e8618ece23683a21761c24cc53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85d3bbebd8fee906f95321282c87aebc193091e8618ece23683a21761c24cc53", kill_on_drop: false }`
[INFO] [stdout] 85d3bbebd8fee906f95321282c87aebc193091e8618ece23683a21761c24cc53
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/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] a576f1e3a0787fbe1290a6097a0207892351932c4b3d9c3cc86df14c94f96386
[INFO] running `Command { std: "docker" "start" "-a" "a576f1e3a0787fbe1290a6097a0207892351932c4b3d9c3cc86df14c94f96386", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/battery_widget-3266338b85c085bf)
[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" "a576f1e3a0787fbe1290a6097a0207892351932c4b3d9c3cc86df14c94f96386", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a576f1e3a0787fbe1290a6097a0207892351932c4b3d9c3cc86df14c94f96386", kill_on_drop: false }`
[INFO] [stdout] a576f1e3a0787fbe1290a6097a0207892351932c4b3d9c3cc86df14c94f96386