[INFO] fetching crate spinwait 0.1.3...
[INFO] testing spinwait-0.1.3 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-2
[INFO] extracting crate spinwait 0.1.3 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate spinwait 0.1.3
[INFO] finished tweaking crates.io crate spinwait 0.1.3
[INFO] tweaked toml for crates.io crate spinwait 0.1.3 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate spinwait 0.1.3 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate spinwait 0.1.3 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" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded num_cpus v1.16.0
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2a436760dcc5f9f807fca2586e1182ea9a056d24bc5d6e86e2b54f4ea4007bb8
[INFO] running `Command { std: "docker" "start" "-a" "2a436760dcc5f9f807fca2586e1182ea9a056d24bc5d6e86e2b54f4ea4007bb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2a436760dcc5f9f807fca2586e1182ea9a056d24bc5d6e86e2b54f4ea4007bb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a436760dcc5f9f807fca2586e1182ea9a056d24bc5d6e86e2b54f4ea4007bb8", kill_on_drop: false }`
[INFO] [stdout] 2a436760dcc5f9f807fca2586e1182ea9a056d24bc5d6e86e2b54f4ea4007bb8
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1666e95148aff4e065f8e4cd8564eff311b4eaa1b01d9f74fd6211822cb679f3
[INFO] running `Command { std: "docker" "start" "-a" "1666e95148aff4e065f8e4cd8564eff311b4eaa1b01d9f74fd6211822cb679f3", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.171
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]    Compiling spinwait v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.19s
[INFO] running `Command { std: "docker" "inspect" "1666e95148aff4e065f8e4cd8564eff311b4eaa1b01d9f74fd6211822cb679f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1666e95148aff4e065f8e4cd8564eff311b4eaa1b01d9f74fd6211822cb679f3", kill_on_drop: false }`
[INFO] [stdout] 1666e95148aff4e065f8e4cd8564eff311b4eaa1b01d9f74fd6211822cb679f3
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ea16da197c905655f8d1c67c0c702704e3f4dc0eeadb5c671492dc65a74cd265
[INFO] running `Command { std: "docker" "start" "-a" "ea16da197c905655f8d1c67c0c702704e3f4dc0eeadb5c671492dc65a74cd265", kill_on_drop: false }`
[INFO] [stderr]    Compiling spinwait v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "ea16da197c905655f8d1c67c0c702704e3f4dc0eeadb5c671492dc65a74cd265", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea16da197c905655f8d1c67c0c702704e3f4dc0eeadb5c671492dc65a74cd265", kill_on_drop: false }`
[INFO] [stdout] ea16da197c905655f8d1c67c0c702704e3f4dc0eeadb5c671492dc65a74cd265
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c169ebe603350a45ea38f6ad42ab9b0266cb3829384f5874f6f1b740790b71f0
[INFO] running `Command { std: "docker" "start" "-a" "c169ebe603350a45ea38f6ad42ab9b0266cb3829384f5874f6f1b740790b71f0", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/spinwait-9a599b895fb8aab2)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::test_spin_once_increments_count ... ok
[INFO] [stdout] test tests::test_reset_clears_count ... ok
[INFO] [stdout] test tests::test_next_spin_will_yield ... ok
[INFO] [stdout] test tests::test_spin_until ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests spinwait
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - SpinWait::spin_until (line 79) has been running for over 60 seconds
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "c169ebe603350a45ea38f6ad42ab9b0266cb3829384f5874f6f1b740790b71f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c169ebe603350a45ea38f6ad42ab9b0266cb3829384f5874f6f1b740790b71f0", kill_on_drop: false }`
[INFO] [stdout] c169ebe603350a45ea38f6ad42ab9b0266cb3829384f5874f6f1b740790b71f0