[INFO] fetching crate mossback 0.0.0...
[INFO] testing mossback-0.0.0 against 1.59.0 for beta-1.60-1
[INFO] extracting crate mossback 0.0.0 into /workspace/builds/worker-29/source
[INFO] validating manifest of crates.io crate mossback 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 mossback 0.0.0
[INFO] finished tweaking crates.io crate mossback 0.0.0
[INFO] tweaked toml for crates.io crate mossback 0.0.0 written to /workspace/builds/worker-29/source/Cargo.toml
[INFO] crate crates.io crate mossback 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-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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] 63ed098bc1e0e154c0038ce907c297c271dce97a6017574f1ced6e693a404ebe
[INFO] running `Command { std: "docker" "start" "-a" "63ed098bc1e0e154c0038ce907c297c271dce97a6017574f1ced6e693a404ebe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "63ed098bc1e0e154c0038ce907c297c271dce97a6017574f1ced6e693a404ebe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63ed098bc1e0e154c0038ce907c297c271dce97a6017574f1ced6e693a404ebe", kill_on_drop: false }`
[INFO] [stdout] 63ed098bc1e0e154c0038ce907c297c271dce97a6017574f1ced6e693a404ebe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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] 128cb9f420ed63f5aa30b4995953b51d45a9060251ae8cd1698641589f7e222e
[INFO] running `Command { std: "docker" "start" "-a" "128cb9f420ed63f5aa30b4995953b51d45a9060251ae8cd1698641589f7e222e", kill_on_drop: false }`
[INFO] [stderr]    Compiling mossback v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.24s
[INFO] running `Command { std: "docker" "inspect" "128cb9f420ed63f5aa30b4995953b51d45a9060251ae8cd1698641589f7e222e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "128cb9f420ed63f5aa30b4995953b51d45a9060251ae8cd1698641589f7e222e", kill_on_drop: false }`
[INFO] [stdout] 128cb9f420ed63f5aa30b4995953b51d45a9060251ae8cd1698641589f7e222e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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] daf7e061337205fd753537ce40cf21cfcd37f4be0956d67bbd13c141a02e81ea
[INFO] running `Command { std: "docker" "start" "-a" "daf7e061337205fd753537ce40cf21cfcd37f4be0956d67bbd13c141a02e81ea", kill_on_drop: false }`
[INFO] [stderr]    Compiling mossback v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `Command { std: "docker" "inspect" "daf7e061337205fd753537ce40cf21cfcd37f4be0956d67bbd13c141a02e81ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "daf7e061337205fd753537ce40cf21cfcd37f4be0956d67bbd13c141a02e81ea", kill_on_drop: false }`
[INFO] [stdout] daf7e061337205fd753537ce40cf21cfcd37f4be0956d67bbd13c141a02e81ea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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] 9d1b37db9e86b7f088f4b7982eccb268e53316402782e98a18ab24d6bb91e66d
[INFO] running `Command { std: "docker" "start" "-a" "9d1b37db9e86b7f088f4b7982eccb268e53316402782e98a18ab24d6bb91e66d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mossback-0fb5459038382669)
[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" "9d1b37db9e86b7f088f4b7982eccb268e53316402782e98a18ab24d6bb91e66d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d1b37db9e86b7f088f4b7982eccb268e53316402782e98a18ab24d6bb91e66d", kill_on_drop: false }`
[INFO] [stdout] 9d1b37db9e86b7f088f4b7982eccb268e53316402782e98a18ab24d6bb91e66d