[INFO] fetching crate thread-count 0.3.1...
[INFO] testing thread-count-0.3.1 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-8
[INFO] extracting crate thread-count 0.3.1 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate thread-count 0.3.1
[INFO] finished tweaking crates.io crate thread-count 0.3.1
[INFO] tweaked toml for crates.io crate thread-count 0.3.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate thread-count 0.3.1 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate thread-count 0.3.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded windows_aarch64_msvc v0.38.0
[INFO] [stderr]   Downloaded windows_i686_msvc v0.38.0
[INFO] [stderr]   Downloaded windows_i686_gnu v0.38.0
[INFO] [stderr]   Downloaded windows v0.38.0
[INFO] [stderr]   Downloaded windows_x86_64_gnu v0.38.0
[INFO] [stderr]   Downloaded windows_x86_64_msvc v0.38.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 27a61f858833ed3e613a48dc62e1123cb6696b654d8157d2cdc61c2ae31a788a
[INFO] running `Command { std: "docker" "start" "-a" "27a61f858833ed3e613a48dc62e1123cb6696b654d8157d2cdc61c2ae31a788a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "27a61f858833ed3e613a48dc62e1123cb6696b654d8157d2cdc61c2ae31a788a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27a61f858833ed3e613a48dc62e1123cb6696b654d8157d2cdc61c2ae31a788a", kill_on_drop: false }`
[INFO] [stdout] 27a61f858833ed3e613a48dc62e1123cb6696b654d8157d2cdc61c2ae31a788a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 979626b66f2c1c9092de78c9cd367cb4618608b70e1c639a7167004cd04fea0d
[INFO] running `Command { std: "docker" "start" "-a" "979626b66f2c1c9092de78c9cd367cb4618608b70e1c639a7167004cd04fea0d", kill_on_drop: false }`
[INFO] [stderr]    Compiling thread-count v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `Command { std: "docker" "inspect" "979626b66f2c1c9092de78c9cd367cb4618608b70e1c639a7167004cd04fea0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "979626b66f2c1c9092de78c9cd367cb4618608b70e1c639a7167004cd04fea0d", kill_on_drop: false }`
[INFO] [stdout] 979626b66f2c1c9092de78c9cd367cb4618608b70e1c639a7167004cd04fea0d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c9c1fef8bc43cd0424fc5e58691c90ab294596c9171c6f610963813fe03d0639
[INFO] running `Command { std: "docker" "start" "-a" "c9c1fef8bc43cd0424fc5e58691c90ab294596c9171c6f610963813fe03d0639", kill_on_drop: false }`
[INFO] [stderr]    Compiling thread-count v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `Command { std: "docker" "inspect" "c9c1fef8bc43cd0424fc5e58691c90ab294596c9171c6f610963813fe03d0639", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9c1fef8bc43cd0424fc5e58691c90ab294596c9171c6f610963813fe03d0639", kill_on_drop: false }`
[INFO] [stdout] c9c1fef8bc43cd0424fc5e58691c90ab294596c9171c6f610963813fe03d0639
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] bf9b27475b7071b295268c099d941e55bd5806e12e1710e17ea549a3bc5eafac
[INFO] running `Command { std: "docker" "start" "-a" "bf9b27475b7071b295268c099d941e55bd5806e12e1710e17ea549a3bc5eafac", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/thread_count-62f65a0e1aab5634)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::thread_count ... ok
[INFO] [stdout] test tests::is_single_threaded ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.09s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests thread_count
[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" "bf9b27475b7071b295268c099d941e55bd5806e12e1710e17ea549a3bc5eafac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf9b27475b7071b295268c099d941e55bd5806e12e1710e17ea549a3bc5eafac", kill_on_drop: false }`
[INFO] [stdout] bf9b27475b7071b295268c099d941e55bd5806e12e1710e17ea549a3bc5eafac