[INFO] fetching crate mdo 0.3.0...
[INFO] testing mdo-0.3.0 against 1.59.0 for beta-1.60-1
[INFO] extracting crate mdo 0.3.0 into /workspace/builds/worker-35/source
[INFO] validating manifest of crates.io crate mdo 0.3.0 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 mdo 0.3.0
[INFO] finished tweaking crates.io crate mdo 0.3.0
[INFO] tweaked toml for crates.io crate mdo 0.3.0 written to /workspace/builds/worker-35/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] [stderr]     Blocking waiting for file lock on package cache
[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-35/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/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] 5058f7f5dc0c3164f1365779fdd09a62b838603794b8d070eccd71c96b279fe4
[INFO] running `Command { std: "docker" "start" "-a" "5058f7f5dc0c3164f1365779fdd09a62b838603794b8d070eccd71c96b279fe4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5058f7f5dc0c3164f1365779fdd09a62b838603794b8d070eccd71c96b279fe4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5058f7f5dc0c3164f1365779fdd09a62b838603794b8d070eccd71c96b279fe4", kill_on_drop: false }`
[INFO] [stdout] 5058f7f5dc0c3164f1365779fdd09a62b838603794b8d070eccd71c96b279fe4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/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] 0bcad35449377d139bf05f8e3073fb7529918889efb9631600db3ca027385125
[INFO] running `Command { std: "docker" "start" "-a" "0bcad35449377d139bf05f8e3073fb7529918889efb9631600db3ca027385125", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling mdo v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.39s
[INFO] running `Command { std: "docker" "inspect" "0bcad35449377d139bf05f8e3073fb7529918889efb9631600db3ca027385125", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0bcad35449377d139bf05f8e3073fb7529918889efb9631600db3ca027385125", kill_on_drop: false }`
[INFO] [stdout] 0bcad35449377d139bf05f8e3073fb7529918889efb9631600db3ca027385125
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/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] f040e540bfd5842109e578beee60dd4d92a27c64166e85eda81a53f072334c7a
[INFO] running `Command { std: "docker" "start" "-a" "f040e540bfd5842109e578beee60dd4d92a27c64166e85eda81a53f072334c7a", kill_on_drop: false }`
[INFO] [stderr]    Compiling mdo v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.95s
[INFO] running `Command { std: "docker" "inspect" "f040e540bfd5842109e578beee60dd4d92a27c64166e85eda81a53f072334c7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f040e540bfd5842109e578beee60dd4d92a27c64166e85eda81a53f072334c7a", kill_on_drop: false }`
[INFO] [stdout] f040e540bfd5842109e578beee60dd4d92a27c64166e85eda81a53f072334c7a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/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] 84dbf794d188ea9d64ea844a91ffce21ffb200b49083b9e78f4fa24d04c4cb5d
[INFO] running `Command { std: "docker" "start" "-a" "84dbf794d188ea9d64ea844a91ffce21ffb200b49083b9e78f4fa24d04c4cb5d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mdo-72926e9c02e700ca)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test tests::ign_trick ... ok
[INFO] [stdout] test tests::iter_bind ... ok
[INFO] [stdout] test tests::iter_ignore ... ok
[INFO] [stdout] test tests::iter_mdo ... ok
[INFO] [stdout] test tests::let_type ... ok
[INFO] [stdout] test tests::mdo_doc_example ... ok
[INFO] [stdout] test tests::option_bind ... ok
[INFO] [stdout] test tests::option_mdo ... ok
[INFO] [stdout] test tests::ret_trick ... ok
[INFO] [stdout] test tests::when_trick ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mdo
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - mdo (line 33) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.37s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "84dbf794d188ea9d64ea844a91ffce21ffb200b49083b9e78f4fa24d04c4cb5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84dbf794d188ea9d64ea844a91ffce21ffb200b49083b9e78f4fa24d04c4cb5d", kill_on_drop: false }`
[INFO] [stdout] 84dbf794d188ea9d64ea844a91ffce21ffb200b49083b9e78f4fa24d04c4cb5d