[INFO] fetching crate flag-mast 0.2.1...
[INFO] testing flag-mast-0.2.1 against 1.59.0 for beta-1.60-1
[INFO] extracting crate flag-mast 0.2.1 into /workspace/builds/worker-91/source
[INFO] validating manifest of crates.io crate flag-mast 0.2.1 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 flag-mast 0.2.1
[INFO] finished tweaking crates.io crate flag-mast 0.2.1
[INFO] tweaked toml for crates.io crate flag-mast 0.2.1 written to /workspace/builds/worker-91/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-91/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/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] ed4b60b729076715a0c231da8c7e67b915dca47abfd83058292074966dc16246
[INFO] running `Command { std: "docker" "start" "-a" "ed4b60b729076715a0c231da8c7e67b915dca47abfd83058292074966dc16246", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ed4b60b729076715a0c231da8c7e67b915dca47abfd83058292074966dc16246", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed4b60b729076715a0c231da8c7e67b915dca47abfd83058292074966dc16246", kill_on_drop: false }`
[INFO] [stdout] ed4b60b729076715a0c231da8c7e67b915dca47abfd83058292074966dc16246
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/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] 335dbab973d6b66de85b2698ed515bc2ad0bfbb6d5279d08a0dbdd1832a63d63
[INFO] running `Command { std: "docker" "start" "-a" "335dbab973d6b66de85b2698ed515bc2ad0bfbb6d5279d08a0dbdd1832a63d63", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling flag-mast-derive v0.2.1
[INFO] [stderr]    Compiling flag-mast v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.19s
[INFO] running `Command { std: "docker" "inspect" "335dbab973d6b66de85b2698ed515bc2ad0bfbb6d5279d08a0dbdd1832a63d63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "335dbab973d6b66de85b2698ed515bc2ad0bfbb6d5279d08a0dbdd1832a63d63", kill_on_drop: false }`
[INFO] [stdout] 335dbab973d6b66de85b2698ed515bc2ad0bfbb6d5279d08a0dbdd1832a63d63
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/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] 83a9e2190d7428c4a8e9a61ed9145f0b508855f1f598bf169127bbf426a247b5
[INFO] running `Command { std: "docker" "start" "-a" "83a9e2190d7428c4a8e9a61ed9145f0b508855f1f598bf169127bbf426a247b5", kill_on_drop: false }`
[INFO] [stderr]    Compiling flag-mast v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.72s
[INFO] running `Command { std: "docker" "inspect" "83a9e2190d7428c4a8e9a61ed9145f0b508855f1f598bf169127bbf426a247b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83a9e2190d7428c4a8e9a61ed9145f0b508855f1f598bf169127bbf426a247b5", kill_on_drop: false }`
[INFO] [stdout] 83a9e2190d7428c4a8e9a61ed9145f0b508855f1f598bf169127bbf426a247b5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/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] a930213cabeb8d59c91009d89ac12246b992f41390991e1ecf3f0ca7afe5a4f5
[INFO] running `Command { std: "docker" "start" "-a" "a930213cabeb8d59c91009d89ac12246b992f41390991e1ecf3f0ca7afe5a4f5", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/flag_mast-7074fbc4930cf697)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] test tests::it_works_three ... ok
[INFO] [stdout] test tests::it_works_two ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests flag-mast
[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" "a930213cabeb8d59c91009d89ac12246b992f41390991e1ecf3f0ca7afe5a4f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a930213cabeb8d59c91009d89ac12246b992f41390991e1ecf3f0ca7afe5a4f5", kill_on_drop: false }`
[INFO] [stdout] a930213cabeb8d59c91009d89ac12246b992f41390991e1ecf3f0ca7afe5a4f5