[INFO] fetching crate rangl 999999999.999999999.999999999...
[INFO] testing rangl-999999999.999999999.999999999 against 1.55.0 for beta-1.56-1
[INFO] extracting crate rangl 999999999.999999999.999999999 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate rangl 999999999.999999999.999999999 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rangl 999999999.999999999.999999999
[INFO] finished tweaking crates.io crate rangl 999999999.999999999.999999999
[INFO] tweaked toml for crates.io crate rangl 999999999.999999999.999999999 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate rangl 999999999.999999999.999999999 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1dabfa1f61e48ef9e73775e4b054a0f34950e0f289c6a226b3bd00ba67c49159
[INFO] running `Command { std: "docker" "start" "-a" "1dabfa1f61e48ef9e73775e4b054a0f34950e0f289c6a226b3bd00ba67c49159", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1dabfa1f61e48ef9e73775e4b054a0f34950e0f289c6a226b3bd00ba67c49159", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1dabfa1f61e48ef9e73775e4b054a0f34950e0f289c6a226b3bd00ba67c49159", kill_on_drop: false }`
[INFO] [stdout] 1dabfa1f61e48ef9e73775e4b054a0f34950e0f289c6a226b3bd00ba67c49159
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 05cd246a57a0b8a178fd5843eafeb5e5e355cbd2d6854bda434d946380fdb6ff
[INFO] running `Command { std: "docker" "start" "-a" "05cd246a57a0b8a178fd5843eafeb5e5e355cbd2d6854bda434d946380fdb6ff", kill_on_drop: false }`
[INFO] [stderr]    Compiling rangl v999999999.999999999.999999999 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "05cd246a57a0b8a178fd5843eafeb5e5e355cbd2d6854bda434d946380fdb6ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05cd246a57a0b8a178fd5843eafeb5e5e355cbd2d6854bda434d946380fdb6ff", kill_on_drop: false }`
[INFO] [stdout] 05cd246a57a0b8a178fd5843eafeb5e5e355cbd2d6854bda434d946380fdb6ff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9de2bc1eb75f8ba76369c912763085570827b9ea1868ffcef730e2eda2ad927b
[INFO] running `Command { std: "docker" "start" "-a" "9de2bc1eb75f8ba76369c912763085570827b9ea1868ffcef730e2eda2ad927b", kill_on_drop: false }`
[INFO] [stderr]    Compiling rangl v999999999.999999999.999999999 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `Command { std: "docker" "inspect" "9de2bc1eb75f8ba76369c912763085570827b9ea1868ffcef730e2eda2ad927b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9de2bc1eb75f8ba76369c912763085570827b9ea1868ffcef730e2eda2ad927b", kill_on_drop: false }`
[INFO] [stdout] 9de2bc1eb75f8ba76369c912763085570827b9ea1868ffcef730e2eda2ad927b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f10ec1d0c5195fb4850708e49de2020181a13f1a1a0ea5555f8eeb066f0f0701
[INFO] running `Command { std: "docker" "start" "-a" "f10ec1d0c5195fb4850708e49de2020181a13f1a1a0ea5555f8eeb066f0f0701", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rangl-dfa2761aec1fb238)
[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" "f10ec1d0c5195fb4850708e49de2020181a13f1a1a0ea5555f8eeb066f0f0701", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f10ec1d0c5195fb4850708e49de2020181a13f1a1a0ea5555f8eeb066f0f0701", kill_on_drop: false }`
[INFO] [stdout] f10ec1d0c5195fb4850708e49de2020181a13f1a1a0ea5555f8eeb066f0f0701