[INFO] fetching crate ungrammar2json 1.0.0...
[INFO] testing ungrammar2json-1.0.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate ungrammar2json 1.0.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate ungrammar2json 1.0.0 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ungrammar2json 1.0.0
[INFO] finished tweaking crates.io crate ungrammar2json 1.0.0
[INFO] tweaked toml for crates.io crate ungrammar2json 1.0.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate ungrammar2json 1.0.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 14c934981c28bf99281161c63c3f44e474ad0af7d7da9b645663b387db0760cf
[INFO] running `Command { std: "docker" "start" "-a" "14c934981c28bf99281161c63c3f44e474ad0af7d7da9b645663b387db0760cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "14c934981c28bf99281161c63c3f44e474ad0af7d7da9b645663b387db0760cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14c934981c28bf99281161c63c3f44e474ad0af7d7da9b645663b387db0760cf", kill_on_drop: false }`
[INFO] [stdout] 14c934981c28bf99281161c63c3f44e474ad0af7d7da9b645663b387db0760cf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f92995dde475bd939cd6d1b304bafba776a4607bb31116463335c6738cdd2858
[INFO] running `Command { std: "docker" "start" "-a" "f92995dde475bd939cd6d1b304bafba776a4607bb31116463335c6738cdd2858", kill_on_drop: false }`
[INFO] [stderr]    Compiling write-json v0.1.1
[INFO] [stderr]    Compiling ungrammar v1.1.0
[INFO] [stderr]    Compiling ungrammar2json v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.51s
[INFO] running `Command { std: "docker" "inspect" "f92995dde475bd939cd6d1b304bafba776a4607bb31116463335c6738cdd2858", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f92995dde475bd939cd6d1b304bafba776a4607bb31116463335c6738cdd2858", kill_on_drop: false }`
[INFO] [stdout] f92995dde475bd939cd6d1b304bafba776a4607bb31116463335c6738cdd2858
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ecf21ba53c15ca5e96eb7655043e9296be5a0904b528578b767aecbb184749b8
[INFO] running `Command { std: "docker" "start" "-a" "ecf21ba53c15ca5e96eb7655043e9296be5a0904b528578b767aecbb184749b8", kill_on_drop: false }`
[INFO] [stderr]    Compiling ungrammar2json v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "ecf21ba53c15ca5e96eb7655043e9296be5a0904b528578b767aecbb184749b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ecf21ba53c15ca5e96eb7655043e9296be5a0904b528578b767aecbb184749b8", kill_on_drop: false }`
[INFO] [stdout] ecf21ba53c15ca5e96eb7655043e9296be5a0904b528578b767aecbb184749b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f9c475cdb5d01acbbde2b98220c043e89703d32e2a1259ac8f233dc36a56d8ba
[INFO] running `Command { std: "docker" "start" "-a" "f9c475cdb5d01acbbde2b98220c043e89703d32e2a1259ac8f233dc36a56d8ba", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ungrammar2json-13138812f7cc9169)
[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" "f9c475cdb5d01acbbde2b98220c043e89703d32e2a1259ac8f233dc36a56d8ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9c475cdb5d01acbbde2b98220c043e89703d32e2a1259ac8f233dc36a56d8ba", kill_on_drop: false }`
[INFO] [stdout] f9c475cdb5d01acbbde2b98220c043e89703d32e2a1259ac8f233dc36a56d8ba