[INFO] fetching crate ds18b20 0.1.1...
[INFO] testing ds18b20-0.1.1 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate ds18b20 0.1.1 into /workspace/builds/worker-21/source
[INFO] validating manifest of crates.io crate ds18b20 0.1.1 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ds18b20 0.1.1
[INFO] finished tweaking crates.io crate ds18b20 0.1.1
[INFO] tweaked toml for crates.io crate ds18b20 0.1.1 written to /workspace/builds/worker-21/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "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" "+beta-2022-02-22" "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-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 97e1e9309975f2f8b06f28142a766ac31da30487ceb05e35e9579ab0229fee8a
[INFO] running `Command { std: "docker" "start" "-a" "97e1e9309975f2f8b06f28142a766ac31da30487ceb05e35e9579ab0229fee8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "97e1e9309975f2f8b06f28142a766ac31da30487ceb05e35e9579ab0229fee8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97e1e9309975f2f8b06f28142a766ac31da30487ceb05e35e9579ab0229fee8a", kill_on_drop: false }`
[INFO] [stdout] 97e1e9309975f2f8b06f28142a766ac31da30487ceb05e35e9579ab0229fee8a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b611548d36ac6f513e225bd8d667ac715b3105540e593e531d2ea1613bd6b5cf
[INFO] running `Command { std: "docker" "start" "-a" "b611548d36ac6f513e225bd8d667ac715b3105540e593e531d2ea1613bd6b5cf", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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 v0.2.7
[INFO] [stderr]    Compiling one-wire-bus v0.1.1
[INFO] [stderr]    Compiling ds18b20 v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.66s
[INFO] running `Command { std: "docker" "inspect" "b611548d36ac6f513e225bd8d667ac715b3105540e593e531d2ea1613bd6b5cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b611548d36ac6f513e225bd8d667ac715b3105540e593e531d2ea1613bd6b5cf", kill_on_drop: false }`
[INFO] [stdout] b611548d36ac6f513e225bd8d667ac715b3105540e593e531d2ea1613bd6b5cf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8728ad6924b0d624a3a6316aff076d5f76c2e5fa2fb5bf9519e5c8d94a7bd5cd
[INFO] running `Command { std: "docker" "start" "-a" "8728ad6924b0d624a3a6316aff076d5f76c2e5fa2fb5bf9519e5c8d94a7bd5cd", kill_on_drop: false }`
[INFO] [stderr]    Compiling ds18b20 v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `Command { std: "docker" "inspect" "8728ad6924b0d624a3a6316aff076d5f76c2e5fa2fb5bf9519e5c8d94a7bd5cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8728ad6924b0d624a3a6316aff076d5f76c2e5fa2fb5bf9519e5c8d94a7bd5cd", kill_on_drop: false }`
[INFO] [stdout] 8728ad6924b0d624a3a6316aff076d5f76c2e5fa2fb5bf9519e5c8d94a7bd5cd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 331ea885b1ac82a0a5e997039489adc3521bf343594668415f2b1cd88e94f18c
[INFO] running `Command { std: "docker" "start" "-a" "331ea885b1ac82a0a5e997039489adc3521bf343594668415f2b1cd88e94f18c", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ds18b20-1a547a6263467767)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ds18b20
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[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" "331ea885b1ac82a0a5e997039489adc3521bf343594668415f2b1cd88e94f18c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "331ea885b1ac82a0a5e997039489adc3521bf343594668415f2b1cd88e94f18c", kill_on_drop: false }`
[INFO] [stdout] 331ea885b1ac82a0a5e997039489adc3521bf343594668415f2b1cd88e94f18c