[INFO] fetching crate spinning_top 0.3.0...
[INFO] testing spinning_top-0.3.0 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1
[INFO] extracting crate spinning_top 0.3.0 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate spinning_top 0.3.0
[INFO] finished tweaking crates.io crate spinning_top 0.3.0
[INFO] tweaked toml for crates.io crate spinning_top 0.3.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate spinning_top 0.3.0 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 18 packages to latest compatible versions
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.10.0)
[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]     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 owning_ref v0.4.1
[INFO] [stderr]   Downloaded zerocopy-derive v0.8.48
[INFO] [stderr]   Downloaded zerocopy v0.8.48
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 391ba019e8725188c9d66aa52f2e03c58fb2b485d4baf6416ebb7d7e5c7df816
[INFO] running `Command { std: "docker" "start" "-a" "391ba019e8725188c9d66aa52f2e03c58fb2b485d4baf6416ebb7d7e5c7df816", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "391ba019e8725188c9d66aa52f2e03c58fb2b485d4baf6416ebb7d7e5c7df816", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "391ba019e8725188c9d66aa52f2e03c58fb2b485d4baf6416ebb7d7e5c7df816", kill_on_drop: false }`
[INFO] [stdout] 391ba019e8725188c9d66aa52f2e03c58fb2b485d4baf6416ebb7d7e5c7df816
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 6a97526559113078bfc40fc6d96db777e11e0db02d9d2faf41a8220fb0075714
[INFO] running `Command { std: "docker" "start" "-a" "6a97526559113078bfc40fc6d96db777e11e0db02d9d2faf41a8220fb0075714", kill_on_drop: false }`
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling lock_api v0.4.14
[INFO] [stderr]    Compiling spinning_top v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "6a97526559113078bfc40fc6d96db777e11e0db02d9d2faf41a8220fb0075714", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a97526559113078bfc40fc6d96db777e11e0db02d9d2faf41a8220fb0075714", kill_on_drop: false }`
[INFO] [stdout] 6a97526559113078bfc40fc6d96db777e11e0db02d9d2faf41a8220fb0075714
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 24baedce4c9f139c69a9b8a13dd1b7b7e48e94c8fbba1f6c5c8114401f4aaa8f
[INFO] running `Command { std: "docker" "start" "-a" "24baedce4c9f139c69a9b8a13dd1b7b7e48e94c8fbba1f6c5c8114401f4aaa8f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.184
[INFO] [stderr]    Compiling zerocopy v0.8.48
[INFO] [stderr]    Compiling cfg-if v1.0.4
[INFO] [stderr]    Compiling getrandom v0.2.17
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling spinning_top v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 7.26s
[INFO] running `Command { std: "docker" "inspect" "24baedce4c9f139c69a9b8a13dd1b7b7e48e94c8fbba1f6c5c8114401f4aaa8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24baedce4c9f139c69a9b8a13dd1b7b7e48e94c8fbba1f6c5c8114401f4aaa8f", kill_on_drop: false }`
[INFO] [stdout] 24baedce4c9f139c69a9b8a13dd1b7b7e48e94c8fbba1f6c5c8114401f4aaa8f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] b48114089eb2c9d7a9e11f19943ab360913bd69dbf6c44889eed3970a9e0ca64
[INFO] running `Command { std: "docker" "start" "-a" "b48114089eb2c9d7a9e11f19943ab360913bd69dbf6c44889eed3970a9e0ca64", 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/spinning_top-285f4a67695518f5)
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test rw_spinlock::tests::test_into_inner_drop ... ok
[INFO] [stdout] test rw_spinlock::tests::test_into_inner ... ok
[INFO] [stdout] test rw_spinlock::tests::test_unlock_exclusive ... ok
[INFO] [stdout] test rw_spinlock::tests::test_rwlock_unsized ... ok
[INFO] [stdout] test rw_spinlock::tests::test_unlock_shared ... ok
[INFO] [stdout] test rw_spinlock::tests::test_upgrade_downgrade ... ok
[INFO] [stdout] test spinlock::tests::create_and_lock ... ok
[INFO] [stdout] test rw_spinlock::tests::smoke ... ok
[INFO] [stdout] test rw_spinlock::tests::test_rw_try_read ... ok
[INFO] [stdout] test rw_spinlock::tests::frob ... ok
[INFO] [stdout] test spinlock::tests::mapped_lock ... ok
[INFO] [stdout] test rw_spinlock::tests::test_rwlock_try_write ... ok
[INFO] [stdout] test spinlock::tests::mutual_exclusion ... ok
[INFO] [stdout] test spinlock::tests::three_locks ... ok
[INFO] [stdout] test rw_spinlock::tests::test_rw_arc ... ok
[INFO] [stdout] test rw_spinlock::tests::test_rw_access_in_unwind ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests spinning_top
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test src/spinlock.rs - spinlock::SpinlockGuard (line 154) ... ok
[INFO] [stdout] test src/spinlock.rs - spinlock::BackoffSpinlock (line 216) ... ok
[INFO] [stdout] test src/lib.rs - (line 9) ... ok
[INFO] [stdout] test src/spinlock.rs - spinlock::MappedSpinlockGuard (line 178) ... ok
[INFO] [stdout] test src/lib.rs - (line 32) ... ok
[INFO] [stdout] test src/spinlock.rs - spinlock::BackoffSpinlock (line 246) ... ok
[INFO] [stdout] test src/spinlock.rs - spinlock::MappedBackoffSpinlockGuard (line 289) ... ok
[INFO] [stdout] test src/spinlock.rs - spinlock::RawSpinlock (line 19) ... ok
[INFO] [stdout] test src/spinlock.rs - spinlock::Spinlock (line 135) ... ok
[INFO] [stdout] test src/spinlock.rs - spinlock::BackoffSpinlockGuard (line 265) ... ok
[INFO] [stdout] test src/spinlock.rs - spinlock::Spinlock (line 105) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.71s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b48114089eb2c9d7a9e11f19943ab360913bd69dbf6c44889eed3970a9e0ca64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b48114089eb2c9d7a9e11f19943ab360913bd69dbf6c44889eed3970a9e0ca64", kill_on_drop: false }`
[INFO] [stdout] b48114089eb2c9d7a9e11f19943ab360913bd69dbf6c44889eed3970a9e0ca64