[INFO] cloning repository https://github.com/nilaykumar/must
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nilaykumar/must" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnilaykumar%2Fmust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnilaykumar%2Fmust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ca606122f5b3d7b92ad9ebc87667554219311bec
[INFO] testing nilaykumar/must against 1.59.0 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnilaykumar%2Fmust" "/workspace/builds/worker-24/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-24/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nilaykumar/must 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 git repo https://github.com/nilaykumar/must
[INFO] finished tweaking git repo https://github.com/nilaykumar/must
[INFO] tweaked toml for git repo https://github.com/nilaykumar/must written to /workspace/builds/worker-24/source/Cargo.toml
[INFO] crate git repo https://github.com/nilaykumar/must 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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] 918d7c6374dded6215f4e20651a1f907504db8613c14e1f2977b8628b67d7a87
[INFO] running `Command { std: "docker" "start" "-a" "918d7c6374dded6215f4e20651a1f907504db8613c14e1f2977b8628b67d7a87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "918d7c6374dded6215f4e20651a1f907504db8613c14e1f2977b8628b67d7a87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "918d7c6374dded6215f4e20651a1f907504db8613c14e1f2977b8628b67d7a87", kill_on_drop: false }`
[INFO] [stdout] 918d7c6374dded6215f4e20651a1f907504db8613c14e1f2977b8628b67d7a87
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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] 62d4762e735244b7107cb5ebac1ef08fd7eea8878c11baeee0bae20c2924f32c
[INFO] running `Command { std: "docker" "start" "-a" "62d4762e735244b7107cb5ebac1ef08fd7eea8878c11baeee0bae20c2924f32c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling home v0.5.3
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling must v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.41s
[INFO] running `Command { std: "docker" "inspect" "62d4762e735244b7107cb5ebac1ef08fd7eea8878c11baeee0bae20c2924f32c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62d4762e735244b7107cb5ebac1ef08fd7eea8878c11baeee0bae20c2924f32c", kill_on_drop: false }`
[INFO] [stdout] 62d4762e735244b7107cb5ebac1ef08fd7eea8878c11baeee0bae20c2924f32c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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] 2d6fa567c59f11d53882e83527e5a3eb0cb8c2455bd3f209b28b2f363aa32d53
[INFO] running `Command { std: "docker" "start" "-a" "2d6fa567c59f11d53882e83527e5a3eb0cb8c2455bd3f209b28b2f363aa32d53", kill_on_drop: false }`
[INFO] [stderr]    Compiling must v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "2d6fa567c59f11d53882e83527e5a3eb0cb8c2455bd3f209b28b2f363aa32d53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d6fa567c59f11d53882e83527e5a3eb0cb8c2455bd3f209b28b2f363aa32d53", kill_on_drop: false }`
[INFO] [stdout] 2d6fa567c59f11d53882e83527e5a3eb0cb8c2455bd3f209b28b2f363aa32d53
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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] 4fa8fba3b5072d4a5290eec377a10553b6bb2b2006d7a37f4ccba8888d6ec66a
[INFO] running `Command { std: "docker" "start" "-a" "4fa8fba3b5072d4a5290eec377a10553b6bb2b2006d7a37f4ccba8888d6ec66a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/must-cd7c11d30bc1a39a)
[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" "4fa8fba3b5072d4a5290eec377a10553b6bb2b2006d7a37f4ccba8888d6ec66a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4fa8fba3b5072d4a5290eec377a10553b6bb2b2006d7a37f4ccba8888d6ec66a", kill_on_drop: false }`
[INFO] [stdout] 4fa8fba3b5072d4a5290eec377a10553b6bb2b2006d7a37f4ccba8888d6ec66a