[INFO] fetching crate rustpython-ast 0.3.1...
[INFO] checking rustpython-ast-0.3.1 against master#506512391b1a75ae450d36c9420978402a91abcc for pr-125384
[INFO] extracting crate rustpython-ast 0.3.1 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate rustpython-ast 0.3.1 on toolchain 506512391b1a75ae450d36c9420978402a91abcc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rustpython-ast 0.3.1
[INFO] finished tweaking crates.io crate rustpython-ast 0.3.1
[INFO] tweaked toml for crates.io crate rustpython-ast 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" "+506512391b1a75ae450d36c9420978402a91abcc" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 48 packages to latest compatible versions
[INFO] [stderr]       Adding convert_case v0.4.0 (latest: v0.6.0)
[INFO] [stderr]       Adding itertools v0.11.0 (latest: v0.13.0)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.66)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rustpython-parser-vendored v0.3.1
[INFO] [stderr]   Downloaded malachite-bigint v0.2.0
[INFO] [stderr]   Downloaded malachite v0.4.9
[INFO] [stderr]   Downloaded rustpython-literal v0.3.1
[INFO] [stderr]   Downloaded rustpython-parser-core v0.3.1
[INFO] [stderr]   Downloaded unic-ucd-category v0.9.0
[INFO] [stderr]   Downloaded malachite-q v0.4.9
[INFO] [stderr]   Downloaded malachite-base v0.4.9
[INFO] [stderr]   Downloaded malachite-nz v0.4.9
[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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 58f59018b26e7158a3bc0b7f2ccbaf1ff490f5224e8f6b87e311a03c49deb387
[INFO] running `Command { std: "docker" "start" "-a" "58f59018b26e7158a3bc0b7f2ccbaf1ff490f5224e8f6b87e311a03c49deb387", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "58f59018b26e7158a3bc0b7f2ccbaf1ff490f5224e8f6b87e311a03c49deb387", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58f59018b26e7158a3bc0b7f2ccbaf1ff490f5224e8f6b87e311a03c49deb387", kill_on_drop: false }`
[INFO] [stdout] 58f59018b26e7158a3bc0b7f2ccbaf1ff490f5224e8f6b87e311a03c49deb387
[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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cf0f24defc54615bc4ba45738f126eda39ea842874643c5171ca0ad11d9619a7
[INFO] running `Command { std: "docker" "start" "-a" "cf0f24defc54615bc4ba45738f126eda39ea842874643c5171ca0ad11d9619a7", kill_on_drop: false }`
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]     Checking zerocopy v0.7.34
[INFO] [stderr]    Compiling libm v0.2.8
[INFO] [stderr]     Checking either v1.12.0
[INFO] [stderr]    Compiling malachite-nz v0.4.9
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling syn v2.0.66
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]     Checking itertools v0.11.0
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]     Checking rustpython-parser-vendored v0.3.1
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking malachite-base v0.4.9
[INFO] [stderr]    Compiling derive_more v0.99.17
[INFO] [stderr]    Compiling is-macro v0.3.5
[INFO] [stderr]     Checking rustpython-parser-core v0.3.1
[INFO] [stderr]     Checking malachite-q v0.4.9
[INFO] [stderr]     Checking malachite v0.4.9
[INFO] [stderr]     Checking malachite-bigint v0.2.0
[INFO] [stderr]     Checking rustpython-ast v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.43s
[INFO] running `Command { std: "docker" "inspect" "cf0f24defc54615bc4ba45738f126eda39ea842874643c5171ca0ad11d9619a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf0f24defc54615bc4ba45738f126eda39ea842874643c5171ca0ad11d9619a7", kill_on_drop: false }`
[INFO] [stdout] cf0f24defc54615bc4ba45738f126eda39ea842874643c5171ca0ad11d9619a7