[INFO] fetching crate treiber_stack 1.1.1...
[INFO] testing treiber_stack-1.1.1 against master#7704328ba5ae8d6ce0ac303c9d5a1a1605906766 for pr-146989
[INFO] extracting crate treiber_stack 1.1.1 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate treiber_stack 1.1.1
[INFO] finished tweaking crates.io crate treiber_stack 1.1.1
[INFO] tweaked toml for crates.io crate treiber_stack 1.1.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate treiber_stack 1.1.1 on toolchain 7704328ba5ae8d6ce0ac303c9d5a1a1605906766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7704328ba5ae8d6ce0ac303c9d5a1a1605906766" "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" "+7704328ba5ae8d6ce0ac303c9d5a1a1605906766" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 2 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7704328ba5ae8d6ce0ac303c9d5a1a1605906766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+7704328ba5ae8d6ce0ac303c9d5a1a1605906766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2875a1414d64a6510e9e91c18d17943c5c0303496fd7e5ebdd6a3e2780a29ff3
[INFO] running `Command { std: "docker" "start" "-a" "2875a1414d64a6510e9e91c18d17943c5c0303496fd7e5ebdd6a3e2780a29ff3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2875a1414d64a6510e9e91c18d17943c5c0303496fd7e5ebdd6a3e2780a29ff3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2875a1414d64a6510e9e91c18d17943c5c0303496fd7e5ebdd6a3e2780a29ff3", kill_on_drop: false }`
[INFO] [stdout] 2875a1414d64a6510e9e91c18d17943c5c0303496fd7e5ebdd6a3e2780a29ff3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+7704328ba5ae8d6ce0ac303c9d5a1a1605906766" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 04914585eeda540e427a4ebe7cf615d539a465e61247f66553cc12054d29d9df
[INFO] running `Command { std: "docker" "start" "-a" "04914585eeda540e427a4ebe7cf615d539a465e61247f66553cc12054d29d9df", kill_on_drop: false }`
[INFO] [stderr]    Compiling arc-swap v1.8.0
[INFO] [stderr]    Compiling treiber_stack v1.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "04914585eeda540e427a4ebe7cf615d539a465e61247f66553cc12054d29d9df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04914585eeda540e427a4ebe7cf615d539a465e61247f66553cc12054d29d9df", kill_on_drop: false }`
[INFO] [stdout] 04914585eeda540e427a4ebe7cf615d539a465e61247f66553cc12054d29d9df
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+7704328ba5ae8d6ce0ac303c9d5a1a1605906766" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e483f28fafc8f457786c0ee65988fe5fda4a47ce13fe09280d18ed81a015f55d
[INFO] running `Command { std: "docker" "start" "-a" "e483f28fafc8f457786c0ee65988fe5fda4a47ce13fe09280d18ed81a015f55d", kill_on_drop: false }`
[INFO] [stderr]    Compiling treiber_stack v1.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `Command { std: "docker" "inspect" "e483f28fafc8f457786c0ee65988fe5fda4a47ce13fe09280d18ed81a015f55d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e483f28fafc8f457786c0ee65988fe5fda4a47ce13fe09280d18ed81a015f55d", kill_on_drop: false }`
[INFO] [stdout] e483f28fafc8f457786c0ee65988fe5fda4a47ce13fe09280d18ed81a015f55d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+7704328ba5ae8d6ce0ac303c9d5a1a1605906766" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4ebe10bd1917a9207a1b2c875c4a825fd7bc11d882693da9f211d20d4aaf7e38
[INFO] running `Command { std: "docker" "start" "-a" "4ebe10bd1917a9207a1b2c875c4a825fd7bc11d882693da9f211d20d4aaf7e38", 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/treiber_stack-5d48e5b4b5d42c11)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test treiber_stack_tests::test_pop_fn ... ok
[INFO] [stdout] test treiber_stack_tests::test_simple ... ok
[INFO] [stdout] test treiber_stack_tests::test_pop_fn_filter ... ok
[INFO] [stdout] test treiber_stack_tests::test_from_and_into ... ok
[INFO] [stderr]    Doc-tests treiber_stack
[INFO] [stdout] test treiber_stack_tests::test_threaded ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test src/lib.rs - TreiberStack<T>::clear (line 314) ... ok
[INFO] [stdout] test src/lib.rs - TreiberStack<T>::drain_all_into (line 212) ... ok
[INFO] [stdout] test src/lib.rs - TreiberStack<T>::pop_raw (line 183) ... ok
[INFO] [stdout] test src/lib.rs - TreiberStack<T>::snapshot (line 437) ... ok
[INFO] [stdout] test src/lib.rs - TreiberStack<T>::initialized_with (line 97) ... ok
[INFO] [stdout] test src/lib.rs - TreiberStack<T>::push (line 114) ... ok
[INFO] [stdout] test src/lib.rs - TreiberStack<T>::drain_into (line 270) ... ok
[INFO] [stdout] test src/lib.rs - TreiberStack<T>::exchange_contents (line 499) ... ok
[INFO] [stdout] test src/lib.rs - TreiberStack<T>::contains (line 327) ... ok
[INFO] [stdout] test src/lib.rs - TreiberStack<T>::drain (line 358) ... ok
[INFO] [stdout] test src/lib.rs - TreiberStack<T>::peek (line 458) ... ok
[INFO] [stdout] test src/lib.rs - TreiberStack<T>::drain_all_copy (line 241) ... ok
[INFO] [stdout] test src/lib.rs - TreiberStack<T>::iter (line 479) ... ok
[INFO] [stdout] test src/lib.rs - TreiberStack<T>::pop (line 151) ... ok
[INFO] [stdout] test src/lib.rs - TreiberStack<T>::drain_replace (line 383) ... ok
[INFO] [stdout] test src/lib.rs - TreiberStack<T>::drain_transforming (line 413) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.42s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4ebe10bd1917a9207a1b2c875c4a825fd7bc11d882693da9f211d20d4aaf7e38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ebe10bd1917a9207a1b2c875c4a825fd7bc11d882693da9f211d20d4aaf7e38", kill_on_drop: false }`
[INFO] [stdout] 4ebe10bd1917a9207a1b2c875c4a825fd7bc11d882693da9f211d20d4aaf7e38