[INFO] fetching crate viking 0.0.0...
[INFO] testing viking-0.0.0 against 1.59.0 for beta-1.60-1
[INFO] extracting crate viking 0.0.0 into /workspace/builds/worker-16/source
[INFO] validating manifest of crates.io crate viking 0.0.0 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate viking 0.0.0
[INFO] finished tweaking crates.io crate viking 0.0.0
[INFO] tweaked toml for crates.io crate viking 0.0.0 written to /workspace/builds/worker-16/source/Cargo.toml
[INFO] crate crates.io crate viking 0.0.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "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-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2b1d2a6331ce091d1d5a835350ae337697152b02df36bbfb19e7d12877a4eeb6
[INFO] running `Command { std: "docker" "start" "-a" "2b1d2a6331ce091d1d5a835350ae337697152b02df36bbfb19e7d12877a4eeb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2b1d2a6331ce091d1d5a835350ae337697152b02df36bbfb19e7d12877a4eeb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b1d2a6331ce091d1d5a835350ae337697152b02df36bbfb19e7d12877a4eeb6", kill_on_drop: false }`
[INFO] [stdout] 2b1d2a6331ce091d1d5a835350ae337697152b02df36bbfb19e7d12877a4eeb6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cbe923cc3364d6fa019a93e102ee4fde9c152128e15e1c3917e1e7a1adf521bc
[INFO] running `Command { std: "docker" "start" "-a" "cbe923cc3364d6fa019a93e102ee4fde9c152128e15e1c3917e1e7a1adf521bc", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling libc v0.2.109
[INFO] [stderr]    Compiling async-trait v0.1.51
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling futures-macro v0.3.18
[INFO] [stderr]    Compiling futures-util v0.3.18
[INFO] [stderr]    Compiling futures-executor v0.3.18
[INFO] [stderr]    Compiling futures v0.3.18
[INFO] [stderr]    Compiling viking v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.55s
[INFO] running `Command { std: "docker" "inspect" "cbe923cc3364d6fa019a93e102ee4fde9c152128e15e1c3917e1e7a1adf521bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cbe923cc3364d6fa019a93e102ee4fde9c152128e15e1c3917e1e7a1adf521bc", kill_on_drop: false }`
[INFO] [stdout] cbe923cc3364d6fa019a93e102ee4fde9c152128e15e1c3917e1e7a1adf521bc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 98a8655fe36892102bad4ff4a0885289d09fca01bb5cbbd8c7f2cef31956cbd6
[INFO] running `Command { std: "docker" "start" "-a" "98a8655fe36892102bad4ff4a0885289d09fca01bb5cbbd8c7f2cef31956cbd6", kill_on_drop: false }`
[INFO] [stderr]    Compiling viking v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "98a8655fe36892102bad4ff4a0885289d09fca01bb5cbbd8c7f2cef31956cbd6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98a8655fe36892102bad4ff4a0885289d09fca01bb5cbbd8c7f2cef31956cbd6", kill_on_drop: false }`
[INFO] [stdout] 98a8655fe36892102bad4ff4a0885289d09fca01bb5cbbd8c7f2cef31956cbd6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] bc97196fb31a2c887887ea373e634f13ccfe2fe77a4ef9bc74c185f11747bc48
[INFO] running `Command { std: "docker" "start" "-a" "bc97196fb31a2c887887ea373e634f13ccfe2fe77a4ef9bc74c185f11747bc48", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/viking-71ce255b4c55b3b3)
[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" "bc97196fb31a2c887887ea373e634f13ccfe2fe77a4ef9bc74c185f11747bc48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc97196fb31a2c887887ea373e634f13ccfe2fe77a4ef9bc74c185f11747bc48", kill_on_drop: false }`
[INFO] [stdout] bc97196fb31a2c887887ea373e634f13ccfe2fe77a4ef9bc74c185f11747bc48