[INFO] fetching crate grammartec 0.3.1...
[INFO] checking grammartec-0.3.1 against master#a3f76a26e045a760bb1163b7eab36872985242d5 for pr-130930
[INFO] extracting crate grammartec 0.3.1 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate grammartec 0.3.1 on toolchain a3f76a26e045a760bb1163b7eab36872985242d5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a3f76a26e045a760bb1163b7eab36872985242d5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate grammartec 0.3.1
[INFO] finished tweaking crates.io crate grammartec 0.3.1
[INFO] tweaked toml for crates.io crate grammartec 0.3.1 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a3f76a26e045a760bb1163b7eab36872985242d5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 61 packages to latest compatible versions
[INFO] [stderr]       Adding indoc v1.0.9 (available: v2.0.5)
[INFO] [stderr]       Adding memoffset v0.8.0 (available: v0.9.1)
[INFO] [stderr]       Adding pyo3 v0.18.3 (available: v0.22.3)
[INFO] [stderr]       Adding pyo3-build-config v0.18.3 (available: v0.22.3)
[INFO] [stderr]       Adding pyo3-ffi v0.18.3 (available: v0.22.3)
[INFO] [stderr]       Adding pyo3-macros v0.18.3 (available: v0.22.3)
[INFO] [stderr]       Adding pyo3-macros-backend v0.18.3 (available: v0.22.3)
[INFO] [stderr]       Adding regex-syntax v0.6.29 (available: v0.8.4)
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.79)
[INFO] [stderr]       Adding unindent v0.1.11 (available: v0.2.3)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (available: v0.13.2+wasi-0.2.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a3f76a26e045a760bb1163b7eab36872985242d5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pyo3-macros v0.18.3
[INFO] [stderr]   Downloaded pyo3-macros-backend v0.18.3
[INFO] [stderr]   Downloaded regex_mutator v0.3.1
[INFO] [stderr]   Downloaded pyo3-build-config v0.18.3
[INFO] [stderr]   Downloaded pyo3-ffi v0.18.3
[INFO] [stderr]   Downloaded pyo3 v0.18.3
[INFO] [stderr]   Downloaded loaded_dice v0.2.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+a3f76a26e045a760bb1163b7eab36872985242d5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a20ff266916407b2d99cdf944ce7ea9f822caf712e0884a7a12bcf86da7bbc6d
[INFO] running `Command { std: "docker" "start" "-a" "a20ff266916407b2d99cdf944ce7ea9f822caf712e0884a7a12bcf86da7bbc6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a20ff266916407b2d99cdf944ce7ea9f822caf712e0884a7a12bcf86da7bbc6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a20ff266916407b2d99cdf944ce7ea9f822caf712e0884a7a12bcf86da7bbc6d", kill_on_drop: false }`
[INFO] [stdout] a20ff266916407b2d99cdf944ce7ea9f822caf712e0884a7a12bcf86da7bbc6d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+a3f76a26e045a760bb1163b7eab36872985242d5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 545e45cd3ac0a2b5c89e21f7f1707fe60802c760e09a57df25b6fb0ed1934677
[INFO] running `Command { std: "docker" "start" "-a" "545e45cd3ac0a2b5c89e21f7f1707fe60802c760e09a57df25b6fb0ed1934677", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]    Compiling target-lexicon v0.12.16
[INFO] [stderr]    Compiling memoffset v0.8.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling serde_derive v1.0.210
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling indoc v1.0.9
[INFO] [stderr]     Checking unindent v0.1.11
[INFO] [stderr]     Checking regex_mutator v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking loaded_dice v0.2.2
[INFO] [stderr]    Compiling pyo3-build-config v0.18.3
[INFO] [stderr]    Compiling pyo3-ffi v0.18.3
[INFO] [stderr]    Compiling pyo3 v0.18.3
[INFO] [stderr]     Checking serde v1.0.210
[INFO] [stderr]    Compiling pyo3-macros-backend v0.18.3
[INFO] [stderr]    Compiling pyo3-macros v0.18.3
[INFO] [stderr]     Checking grammartec v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 22.07s
[INFO] running `Command { std: "docker" "inspect" "545e45cd3ac0a2b5c89e21f7f1707fe60802c760e09a57df25b6fb0ed1934677", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "545e45cd3ac0a2b5c89e21f7f1707fe60802c760e09a57df25b6fb0ed1934677", kill_on_drop: false }`
[INFO] [stdout] 545e45cd3ac0a2b5c89e21f7f1707fe60802c760e09a57df25b6fb0ed1934677