[INFO] fetching crate mortar_grammar 0.0.0...
[INFO] testing mortar_grammar-0.0.0 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-2
[INFO] extracting crate mortar_grammar 0.0.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate mortar_grammar 0.0.0
[INFO] finished tweaking crates.io crate mortar_grammar 0.0.0
[INFO] tweaked toml for crates.io crate mortar_grammar 0.0.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate mortar_grammar 0.0.0 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mortar_grammar 0.0.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8a8e54bc529ea82ad182892f38b6fdc4b4983a1fb97e9ff34cbb5985bc1bcb43
[INFO] running `Command { std: "docker" "start" "-a" "8a8e54bc529ea82ad182892f38b6fdc4b4983a1fb97e9ff34cbb5985bc1bcb43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8a8e54bc529ea82ad182892f38b6fdc4b4983a1fb97e9ff34cbb5985bc1bcb43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a8e54bc529ea82ad182892f38b6fdc4b4983a1fb97e9ff34cbb5985bc1bcb43", kill_on_drop: false }`
[INFO] [stdout] 8a8e54bc529ea82ad182892f38b6fdc4b4983a1fb97e9ff34cbb5985bc1bcb43
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4397d888ab88f7eec5ad5e538532162102f2495b7bc8af187f6486c521364327
[INFO] running `Command { std: "docker" "start" "-a" "4397d888ab88f7eec5ad5e538532162102f2495b7bc8af187f6486c521364327", kill_on_drop: false }`
[INFO] [stderr]    Compiling mortar_grammar v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] running `Command { std: "docker" "inspect" "4397d888ab88f7eec5ad5e538532162102f2495b7bc8af187f6486c521364327", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4397d888ab88f7eec5ad5e538532162102f2495b7bc8af187f6486c521364327", kill_on_drop: false }`
[INFO] [stdout] 4397d888ab88f7eec5ad5e538532162102f2495b7bc8af187f6486c521364327
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d80f66894134db1f436787fd721314753c75c8361efb3dfa0459f4eb3fd777d5
[INFO] running `Command { std: "docker" "start" "-a" "d80f66894134db1f436787fd721314753c75c8361efb3dfa0459f4eb3fd777d5", kill_on_drop: false }`
[INFO] [stderr]    Compiling mortar_grammar v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `Command { std: "docker" "inspect" "d80f66894134db1f436787fd721314753c75c8361efb3dfa0459f4eb3fd777d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d80f66894134db1f436787fd721314753c75c8361efb3dfa0459f4eb3fd777d5", kill_on_drop: false }`
[INFO] [stdout] d80f66894134db1f436787fd721314753c75c8361efb3dfa0459f4eb3fd777d5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ee83ba2558a7bba6b6bb9ed12c93be6becf9842eb08cf27e5f9075caf21b8c2a
[INFO] running `Command { std: "docker" "start" "-a" "ee83ba2558a7bba6b6bb9ed12c93be6becf9842eb08cf27e5f9075caf21b8c2a", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mortar_grammar-fd62fc2b12992b68)
[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] [stderr]    Doc-tests mortar_grammar
[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" "ee83ba2558a7bba6b6bb9ed12c93be6becf9842eb08cf27e5f9075caf21b8c2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee83ba2558a7bba6b6bb9ed12c93be6becf9842eb08cf27e5f9075caf21b8c2a", kill_on_drop: false }`
[INFO] [stdout] ee83ba2558a7bba6b6bb9ed12c93be6becf9842eb08cf27e5f9075caf21b8c2a