[INFO] fetching crate giga 0.0.1...
[INFO] testing giga-0.0.1 against 1.59.0 for beta-1.60-1
[INFO] extracting crate giga 0.0.1 into /workspace/builds/worker-20/source
[INFO] validating manifest of crates.io crate giga 0.0.1 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 giga 0.0.1
[INFO] finished tweaking crates.io crate giga 0.0.1
[INFO] tweaked toml for crates.io crate giga 0.0.1 written to /workspace/builds/worker-20/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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] 5662d76986bb985a4e54feda46568610c4ac233d25882cbe66f23fc919880ac8
[INFO] running `Command { std: "docker" "start" "-a" "5662d76986bb985a4e54feda46568610c4ac233d25882cbe66f23fc919880ac8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5662d76986bb985a4e54feda46568610c4ac233d25882cbe66f23fc919880ac8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5662d76986bb985a4e54feda46568610c4ac233d25882cbe66f23fc919880ac8", kill_on_drop: false }`
[INFO] [stdout] 5662d76986bb985a4e54feda46568610c4ac233d25882cbe66f23fc919880ac8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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] 2aefc41a498dd4325f475981826c177b892ee8701f1c51468020eddd9b7dbd56
[INFO] running `Command { std: "docker" "start" "-a" "2aefc41a498dd4325f475981826c177b892ee8701f1c51468020eddd9b7dbd56", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling libc v0.2.119
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling gimli v0.26.1
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling rustc-demangle v0.1.21
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling object v0.27.1
[INFO] [stderr]    Compiling backtrace v0.3.64
[INFO] [stderr]    Compiling addr2line v0.17.0
[INFO] [stderr]    Compiling giga v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.41s
[INFO] running `Command { std: "docker" "inspect" "2aefc41a498dd4325f475981826c177b892ee8701f1c51468020eddd9b7dbd56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2aefc41a498dd4325f475981826c177b892ee8701f1c51468020eddd9b7dbd56", kill_on_drop: false }`
[INFO] [stdout] 2aefc41a498dd4325f475981826c177b892ee8701f1c51468020eddd9b7dbd56
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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] eb5855c818f9fb08e21f872f6163cd94ef790f21e45e3b306df0a7233346bc0e
[INFO] running `Command { std: "docker" "start" "-a" "eb5855c818f9fb08e21f872f6163cd94ef790f21e45e3b306df0a7233346bc0e", kill_on_drop: false }`
[INFO] [stderr]    Compiling giga v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `Command { std: "docker" "inspect" "eb5855c818f9fb08e21f872f6163cd94ef790f21e45e3b306df0a7233346bc0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb5855c818f9fb08e21f872f6163cd94ef790f21e45e3b306df0a7233346bc0e", kill_on_drop: false }`
[INFO] [stdout] eb5855c818f9fb08e21f872f6163cd94ef790f21e45e3b306df0a7233346bc0e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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] 439c2bf0bccc196a87d0cf90dc22410e1b21c2de6c2a51b69e0dcf1ea134fed9
[INFO] running `Command { std: "docker" "start" "-a" "439c2bf0bccc196a87d0cf90dc22410e1b21c2de6c2a51b69e0dcf1ea134fed9", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/giga-716ff4478a62df06)
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests giga
[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] [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" "439c2bf0bccc196a87d0cf90dc22410e1b21c2de6c2a51b69e0dcf1ea134fed9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "439c2bf0bccc196a87d0cf90dc22410e1b21c2de6c2a51b69e0dcf1ea134fed9", kill_on_drop: false }`
[INFO] [stdout] 439c2bf0bccc196a87d0cf90dc22410e1b21c2de6c2a51b69e0dcf1ea134fed9