[INFO] fetching crate umber 0.0.0...
[INFO] testing umber-0.0.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate umber 0.0.0 into /workspace/builds/worker-83/source
[INFO] validating manifest of crates.io crate umber 0.0.0 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 umber 0.0.0
[INFO] finished tweaking crates.io crate umber 0.0.0
[INFO] tweaked toml for crates.io crate umber 0.0.0 written to /workspace/builds/worker-83/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] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/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] 3c80defe3323c09b18e656d18a343f29c512c6cb872b5bcbb8d537aea62e33dc
[INFO] running `Command { std: "docker" "start" "-a" "3c80defe3323c09b18e656d18a343f29c512c6cb872b5bcbb8d537aea62e33dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3c80defe3323c09b18e656d18a343f29c512c6cb872b5bcbb8d537aea62e33dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c80defe3323c09b18e656d18a343f29c512c6cb872b5bcbb8d537aea62e33dc", kill_on_drop: false }`
[INFO] [stdout] 3c80defe3323c09b18e656d18a343f29c512c6cb872b5bcbb8d537aea62e33dc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/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] e4ee5cd1016e7c7b06c0532cf5fc7552ecb7f52119278f79c17e24132b7c476c
[INFO] running `Command { std: "docker" "start" "-a" "e4ee5cd1016e7c7b06c0532cf5fc7552ecb7f52119278f79c17e24132b7c476c", kill_on_drop: false }`
[INFO] [stderr]    Compiling umber v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `Command { std: "docker" "inspect" "e4ee5cd1016e7c7b06c0532cf5fc7552ecb7f52119278f79c17e24132b7c476c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4ee5cd1016e7c7b06c0532cf5fc7552ecb7f52119278f79c17e24132b7c476c", kill_on_drop: false }`
[INFO] [stdout] e4ee5cd1016e7c7b06c0532cf5fc7552ecb7f52119278f79c17e24132b7c476c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/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] 0bf30b77f2add1fab83a6ee3ba6623fd240f2b11b4c9febbfd92782701f72dcb
[INFO] running `Command { std: "docker" "start" "-a" "0bf30b77f2add1fab83a6ee3ba6623fd240f2b11b4c9febbfd92782701f72dcb", kill_on_drop: false }`
[INFO] [stderr]    Compiling umber v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `Command { std: "docker" "inspect" "0bf30b77f2add1fab83a6ee3ba6623fd240f2b11b4c9febbfd92782701f72dcb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0bf30b77f2add1fab83a6ee3ba6623fd240f2b11b4c9febbfd92782701f72dcb", kill_on_drop: false }`
[INFO] [stdout] 0bf30b77f2add1fab83a6ee3ba6623fd240f2b11b4c9febbfd92782701f72dcb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/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] 6ec5b06db5ae1e83ae392e7175cfdfd420b9982dd74e0ba47665df7470fbd25e
[INFO] running `Command { std: "docker" "start" "-a" "6ec5b06db5ae1e83ae392e7175cfdfd420b9982dd74e0ba47665df7470fbd25e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/umber-6d4086f155ba7ef4)
[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" "6ec5b06db5ae1e83ae392e7175cfdfd420b9982dd74e0ba47665df7470fbd25e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ec5b06db5ae1e83ae392e7175cfdfd420b9982dd74e0ba47665df7470fbd25e", kill_on_drop: false }`
[INFO] [stdout] 6ec5b06db5ae1e83ae392e7175cfdfd420b9982dd74e0ba47665df7470fbd25e