[INFO] fetching crate syllable 0.1.0...
[INFO] testing syllable-0.1.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate syllable 0.1.0 into /workspace/builds/worker-17/source
[INFO] validating manifest of crates.io crate syllable 0.1.0 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate syllable 0.1.0
[INFO] finished tweaking crates.io crate syllable 0.1.0
[INFO] tweaked toml for crates.io crate syllable 0.1.0 written to /workspace/builds/worker-17/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 38c13a5db9e89715943c9575a7803adb39f2d294b8f75eebded84a2686d7c5a9
[INFO] running `Command { std: "docker" "start" "-a" "38c13a5db9e89715943c9575a7803adb39f2d294b8f75eebded84a2686d7c5a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "38c13a5db9e89715943c9575a7803adb39f2d294b8f75eebded84a2686d7c5a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38c13a5db9e89715943c9575a7803adb39f2d294b8f75eebded84a2686d7c5a9", kill_on_drop: false }`
[INFO] [stdout] 38c13a5db9e89715943c9575a7803adb39f2d294b8f75eebded84a2686d7c5a9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 894932baf74c1f03d2db95d0a8758519f9624ac5add99e8a117f317f8b923299
[INFO] running `Command { std: "docker" "start" "-a" "894932baf74c1f03d2db95d0a8758519f9624ac5add99e8a117f317f8b923299", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syllable v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.07s
[INFO] running `Command { std: "docker" "inspect" "894932baf74c1f03d2db95d0a8758519f9624ac5add99e8a117f317f8b923299", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "894932baf74c1f03d2db95d0a8758519f9624ac5add99e8a117f317f8b923299", kill_on_drop: false }`
[INFO] [stdout] 894932baf74c1f03d2db95d0a8758519f9624ac5add99e8a117f317f8b923299
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1e4b9c6f0e51553ce71d8e269f08ba52031f3ef532dc0a65552de7aaaf3311dd
[INFO] running `Command { std: "docker" "start" "-a" "1e4b9c6f0e51553ce71d8e269f08ba52031f3ef532dc0a65552de7aaaf3311dd", kill_on_drop: false }`
[INFO] [stderr]    Compiling syllable v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.78s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/syllable-0258dae3abf91815)
[INFO] running `Command { std: "docker" "inspect" "1e4b9c6f0e51553ce71d8e269f08ba52031f3ef532dc0a65552de7aaaf3311dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e4b9c6f0e51553ce71d8e269f08ba52031f3ef532dc0a65552de7aaaf3311dd", kill_on_drop: false }`
[INFO] [stdout] 1e4b9c6f0e51553ce71d8e269f08ba52031f3ef532dc0a65552de7aaaf3311dd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8ba6d2289ca8de3b4ed15c54bcdc9825aabcee99c515e105ec22c17a2a38f94e
[INFO] running `Command { std: "docker" "start" "-a" "8ba6d2289ca8de3b4ed15c54bcdc9825aabcee99c515e105ec22c17a2a38f94e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/syllable-0258dae3abf91815)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::can_count ... ok
[INFO] [stdout] test tests::can_initialize ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests syllable
[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" "8ba6d2289ca8de3b4ed15c54bcdc9825aabcee99c515e105ec22c17a2a38f94e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ba6d2289ca8de3b4ed15c54bcdc9825aabcee99c515e105ec22c17a2a38f94e", kill_on_drop: false }`
[INFO] [stdout] 8ba6d2289ca8de3b4ed15c54bcdc9825aabcee99c515e105ec22c17a2a38f94e