[INFO] fetching crate synstructure 0.12.4...
[INFO] testing synstructure-0.12.4 against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] extracting crate synstructure 0.12.4 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate synstructure 0.12.4 on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate synstructure 0.12.4
[INFO] finished tweaking crates.io crate synstructure 0.12.4
[INFO] tweaked toml for crates.io crate synstructure 0.12.4 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2b725193a0400afc1f0b8628a39c8f4088bbb4c41eb9dbbeb910da0f2bdf5f0d
[INFO] running `Command { std: "docker" "start" "-a" "2b725193a0400afc1f0b8628a39c8f4088bbb4c41eb9dbbeb910da0f2bdf5f0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2b725193a0400afc1f0b8628a39c8f4088bbb4c41eb9dbbeb910da0f2bdf5f0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b725193a0400afc1f0b8628a39c8f4088bbb4c41eb9dbbeb910da0f2bdf5f0d", kill_on_drop: false }`
[INFO] [stdout] 2b725193a0400afc1f0b8628a39c8f4088bbb4c41eb9dbbeb910da0f2bdf5f0d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f212da833acd0d2d99f6d322f7772cca77afaef17e893374e3bc16aae7e8ab54
[INFO] running `Command { std: "docker" "start" "-a" "f212da833acd0d2d99f6d322f7772cca77afaef17e893374e3bc16aae7e8ab54", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling synstructure v0.12.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.59s
[INFO] running `Command { std: "docker" "inspect" "f212da833acd0d2d99f6d322f7772cca77afaef17e893374e3bc16aae7e8ab54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f212da833acd0d2d99f6d322f7772cca77afaef17e893374e3bc16aae7e8ab54", kill_on_drop: false }`
[INFO] [stdout] f212da833acd0d2d99f6d322f7772cca77afaef17e893374e3bc16aae7e8ab54
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ffe54090ff34e9ce0c2546b05086a6cbd8c6b652a19129fea5885d1f474baed1
[INFO] running `Command { std: "docker" "start" "-a" "ffe54090ff34e9ce0c2546b05086a6cbd8c6b652a19129fea5885d1f474baed1", kill_on_drop: false }`
[INFO] [stderr]    Compiling synstructure_test_traits v0.1.0
[INFO] [stderr]    Compiling synstructure v0.12.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `Command { std: "docker" "inspect" "ffe54090ff34e9ce0c2546b05086a6cbd8c6b652a19129fea5885d1f474baed1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ffe54090ff34e9ce0c2546b05086a6cbd8c6b652a19129fea5885d1f474baed1", kill_on_drop: false }`
[INFO] [stdout] ffe54090ff34e9ce0c2546b05086a6cbd8c6b652a19129fea5885d1f474baed1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] dcf0bef2fdaabae963131f88cc19439e14801ca54ce7d0abdf3715e26144dd4b
[INFO] running `Command { std: "docker" "start" "-a" "dcf0bef2fdaabae963131f88cc19439e14801ca54ce7d0abdf3715e26144dd4b", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/synstructure-be433c62af5d5666)
[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 synstructure
[INFO] [stdout] 
[INFO] [stdout] running 42 tests
[INFO] [stdout] test src/lib.rs - Structure::gen_impl (line 1993) ... ignored
[INFO] [stdout] test src/lib.rs - Structure::gen_impl (line 2035) ... ignored
[INFO] [stdout] test src/lib.rs - Structure::gen_impl (line 2048) ... ignored
[INFO] [stdout] test src/lib.rs - (line 79) ... ok
[INFO] [stdout] test src/lib.rs - (line 10) ... ok
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name synstructure --test /opt/rustwide/workdir/src/lib.rs -L dependency=/opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-5b330f06fc285dbb.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-0ef54a662d4e5a40.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-86920d7e4582be3e.rlib --extern synstructure=/opt/rustwide/target/debug/deps/libsynstructure-34b42f110fe2ce61.rlib --extern synstructure_test_traits=/opt/rustwide/target/debug/deps/libsynstructure_test_traits-23d149b16e177139.rlib --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-38987aa89d2b0d41.rlib -C embed-bitcode=no --cfg 'feature="default"' --cfg 'feature="proc-macro"' --error-format human` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "dcf0bef2fdaabae963131f88cc19439e14801ca54ce7d0abdf3715e26144dd4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dcf0bef2fdaabae963131f88cc19439e14801ca54ce7d0abdf3715e26144dd4b", kill_on_drop: false }`
[INFO] [stdout] dcf0bef2fdaabae963131f88cc19439e14801ca54ce7d0abdf3715e26144dd4b