[INFO] fetching crate struct2vec_derive 0.1.6...
[INFO] testing struct2vec_derive-0.1.6 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate struct2vec_derive 0.1.6 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate struct2vec_derive 0.1.6 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate struct2vec_derive 0.1.6
[INFO] finished tweaking crates.io crate struct2vec_derive 0.1.6
[INFO] tweaked toml for crates.io crate struct2vec_derive 0.1.6 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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 struct2vec v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0ac35c73595ecd536c8ad8179f6bc787262a1909e727812f1ee9493d49e6ac0d
[INFO] running `Command { std: "docker" "start" "-a" "0ac35c73595ecd536c8ad8179f6bc787262a1909e727812f1ee9493d49e6ac0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0ac35c73595ecd536c8ad8179f6bc787262a1909e727812f1ee9493d49e6ac0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ac35c73595ecd536c8ad8179f6bc787262a1909e727812f1ee9493d49e6ac0d", kill_on_drop: false }`
[INFO] [stdout] 0ac35c73595ecd536c8ad8179f6bc787262a1909e727812f1ee9493d49e6ac0d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 48cc9cef43b8f2a78a44459e601136c154a1ab44940f43acf1178b874134ad7d
[INFO] running `Command { std: "docker" "start" "-a" "48cc9cef43b8f2a78a44459e601136c154a1ab44940f43acf1178b874134ad7d", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling serde_json v1.0.71
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling struct2vec v0.1.0
[INFO] [stderr]    Compiling struct2vec_derive v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.04s
[INFO] running `Command { std: "docker" "inspect" "48cc9cef43b8f2a78a44459e601136c154a1ab44940f43acf1178b874134ad7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48cc9cef43b8f2a78a44459e601136c154a1ab44940f43acf1178b874134ad7d", kill_on_drop: false }`
[INFO] [stdout] 48cc9cef43b8f2a78a44459e601136c154a1ab44940f43acf1178b874134ad7d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0609c1a17a0322a4c2e69430c417c649541301ada34ca1da8b00a858ad3a3fcd
[INFO] running `Command { std: "docker" "start" "-a" "0609c1a17a0322a4c2e69430c417c649541301ada34ca1da8b00a858ad3a3fcd", kill_on_drop: false }`
[INFO] [stderr]    Compiling struct2vec_derive v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "0609c1a17a0322a4c2e69430c417c649541301ada34ca1da8b00a858ad3a3fcd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0609c1a17a0322a4c2e69430c417c649541301ada34ca1da8b00a858ad3a3fcd", kill_on_drop: false }`
[INFO] [stdout] 0609c1a17a0322a4c2e69430c417c649541301ada34ca1da8b00a858ad3a3fcd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c83b7387abd323ab6a46ef483ea22171ef3b446f823a25c3fb00fbe194fad291
[INFO] running `Command { std: "docker" "start" "-a" "c83b7387abd323ab6a46ef483ea22171ef3b446f823a25c3fb00fbe194fad291", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/struct2vec_derive-6030ac272b0e67a8)
[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 struct2vec_derive
[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" "c83b7387abd323ab6a46ef483ea22171ef3b446f823a25c3fb00fbe194fad291", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c83b7387abd323ab6a46ef483ea22171ef3b446f823a25c3fb00fbe194fad291", kill_on_drop: false }`
[INFO] [stdout] c83b7387abd323ab6a46ef483ea22171ef3b446f823a25c3fb00fbe194fad291