[INFO] fetching crate gc_derive 0.4.1...
[INFO] testing gc_derive-0.4.1 against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] extracting crate gc_derive 0.4.1 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate gc_derive 0.4.1 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 gc_derive 0.4.1
[INFO] finished tweaking crates.io crate gc_derive 0.4.1
[INFO] tweaked toml for crates.io crate gc_derive 0.4.1 written to /workspace/builds/worker-12/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-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] bc3df75a8ebef0a49a2e2a4e3f5321ea537fb5f5cbbaf30e7e06699f99fdd921
[INFO] running `Command { std: "docker" "start" "-a" "bc3df75a8ebef0a49a2e2a4e3f5321ea537fb5f5cbbaf30e7e06699f99fdd921", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bc3df75a8ebef0a49a2e2a4e3f5321ea537fb5f5cbbaf30e7e06699f99fdd921", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc3df75a8ebef0a49a2e2a4e3f5321ea537fb5f5cbbaf30e7e06699f99fdd921", kill_on_drop: false }`
[INFO] [stdout] bc3df75a8ebef0a49a2e2a4e3f5321ea537fb5f5cbbaf30e7e06699f99fdd921
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 65c5d67c89d708d8a4f6903ab73a3f88a46eeb3d977200b03a536a71af0a5033
[INFO] running `Command { std: "docker" "start" "-a" "65c5d67c89d708d8a4f6903ab73a3f88a46eeb3d977200b03a536a71af0a5033", 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 v0.12.5
[INFO] [stderr]    Compiling gc_derive v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.00s
[INFO] running `Command { std: "docker" "inspect" "65c5d67c89d708d8a4f6903ab73a3f88a46eeb3d977200b03a536a71af0a5033", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65c5d67c89d708d8a4f6903ab73a3f88a46eeb3d977200b03a536a71af0a5033", kill_on_drop: false }`
[INFO] [stdout] 65c5d67c89d708d8a4f6903ab73a3f88a46eeb3d977200b03a536a71af0a5033
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] cd658bb86082306fa040da72253cbc48656c82c1a1605c935a2cfba3e2813e9f
[INFO] running `Command { std: "docker" "start" "-a" "cd658bb86082306fa040da72253cbc48656c82c1a1605c935a2cfba3e2813e9f", kill_on_drop: false }`
[INFO] [stderr]    Compiling gc_derive v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "cd658bb86082306fa040da72253cbc48656c82c1a1605c935a2cfba3e2813e9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd658bb86082306fa040da72253cbc48656c82c1a1605c935a2cfba3e2813e9f", kill_on_drop: false }`
[INFO] [stdout] cd658bb86082306fa040da72253cbc48656c82c1a1605c935a2cfba3e2813e9f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 23aaf6f25c85b2f4e4e253300b3786cf977acf9b47514946e8a1fa61115bcc91
[INFO] running `Command { std: "docker" "start" "-a" "23aaf6f25c85b2f4e4e253300b3786cf977acf9b47514946e8a1fa61115bcc91", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/gc_derive-a1acb62d68566540)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests gc_derive
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[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" "23aaf6f25c85b2f4e4e253300b3786cf977acf9b47514946e8a1fa61115bcc91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23aaf6f25c85b2f4e4e253300b3786cf977acf9b47514946e8a1fa61115bcc91", kill_on_drop: false }`
[INFO] [stdout] 23aaf6f25c85b2f4e4e253300b3786cf977acf9b47514946e8a1fa61115bcc91