[INFO] cloning repository https://github.com/mebble/narrator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mebble/narrator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmebble%2Fnarrator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmebble%2Fnarrator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dda270230fcdbaed568ddd54b77713e1e8ca4598
[INFO] testing mebble/narrator against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmebble%2Fnarrator" "/workspace/builds/worker-110/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-110/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mebble/narrator 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 git repo https://github.com/mebble/narrator
[INFO] finished tweaking git repo https://github.com/mebble/narrator
[INFO] tweaked toml for git repo https://github.com/mebble/narrator written to /workspace/builds/worker-110/source/Cargo.toml
[INFO] crate git repo https://github.com/mebble/narrator 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/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] 7712b164836c3ee76638e831ac9fb78c34f6c6a16465fcb877e2e6e4d59a0390
[INFO] running `Command { std: "docker" "start" "-a" "7712b164836c3ee76638e831ac9fb78c34f6c6a16465fcb877e2e6e4d59a0390", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7712b164836c3ee76638e831ac9fb78c34f6c6a16465fcb877e2e6e4d59a0390", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7712b164836c3ee76638e831ac9fb78c34f6c6a16465fcb877e2e6e4d59a0390", kill_on_drop: false }`
[INFO] [stdout] 7712b164836c3ee76638e831ac9fb78c34f6c6a16465fcb877e2e6e4d59a0390
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/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] 09247cc4497de7bd8ce5a1363594aa8b1656601a0c5e984fb82e1f8d65491506
[INFO] running `Command { std: "docker" "start" "-a" "09247cc4497de7bd8ce5a1363594aa8b1656601a0c5e984fb82e1f8d65491506", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling narrator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.28s
[INFO] running `Command { std: "docker" "inspect" "09247cc4497de7bd8ce5a1363594aa8b1656601a0c5e984fb82e1f8d65491506", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09247cc4497de7bd8ce5a1363594aa8b1656601a0c5e984fb82e1f8d65491506", kill_on_drop: false }`
[INFO] [stdout] 09247cc4497de7bd8ce5a1363594aa8b1656601a0c5e984fb82e1f8d65491506
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/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] f4f03dbe48caff00375a271459ce633260f3889b8f9f727e098e5cafe0d46dd5
[INFO] running `Command { std: "docker" "start" "-a" "f4f03dbe48caff00375a271459ce633260f3889b8f9f727e098e5cafe0d46dd5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling narrator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.05s
[INFO] running `Command { std: "docker" "inspect" "f4f03dbe48caff00375a271459ce633260f3889b8f9f727e098e5cafe0d46dd5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4f03dbe48caff00375a271459ce633260f3889b8f9f727e098e5cafe0d46dd5", kill_on_drop: false }`
[INFO] [stdout] f4f03dbe48caff00375a271459ce633260f3889b8f9f727e098e5cafe0d46dd5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/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] 210a73a8a860ef351e7573e717d1868f0d16be0c66fc167d7df0c18e6b3e51e5
[INFO] running `Command { std: "docker" "start" "-a" "210a73a8a860ef351e7573e717d1868f0d16be0c66fc167d7df0c18e6b3e51e5", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.33s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/narrator-0c22e7df77124c7d)
[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" "210a73a8a860ef351e7573e717d1868f0d16be0c66fc167d7df0c18e6b3e51e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "210a73a8a860ef351e7573e717d1868f0d16be0c66fc167d7df0c18e6b3e51e5", kill_on_drop: false }`
[INFO] [stdout] 210a73a8a860ef351e7573e717d1868f0d16be0c66fc167d7df0c18e6b3e51e5