[INFO] fetching crate treiber_stack 1.2.3...
[INFO] testing treiber_stack-1.2.3 against 1.100.0-beta.1+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate treiber_stack 1.2.3 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate treiber_stack 1.2.3
[INFO] finished tweaking crates.io crate treiber_stack 1.2.3
[INFO] tweaked toml for crates.io crate treiber_stack 1.2.3 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate treiber_stack 1.2.3 on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate treiber_stack 1.2.3 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" "+1.100.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] a4b6ed7e1c8f380b9d906fc1c589cce5d584094b67db50f21e92ce6f88035daf
[INFO] running `Command { std: "docker" "start" "a4b6ed7e1c8f380b9d906fc1c589cce5d584094b67db50f21e92ce6f88035daf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a4b6ed7e1c8f380b9d906fc1c589cce5d584094b67db50f21e92ce6f88035daf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "a4b6ed7e1c8f380b9d906fc1c589cce5d584094b67db50f21e92ce6f88035daf" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a4b6ed7e1c8f380b9d906fc1c589cce5d584094b67db50f21e92ce6f88035daf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "a4b6ed7e1c8f380b9d906fc1c589cce5d584094b67db50f21e92ce6f88035daf" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling treiber_stack v1.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.30s
[INFO] running `Command { std: "docker" "inspect" "a4b6ed7e1c8f380b9d906fc1c589cce5d584094b67db50f21e92ce6f88035daf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "a4b6ed7e1c8f380b9d906fc1c589cce5d584094b67db50f21e92ce6f88035daf" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.8.3
[INFO] [stderr]    Compiling gimli v0.32.3
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling nix v0.23.2
[INFO] [stderr]    Compiling object v0.37.3
[INFO] [stderr]    Compiling addr2line v0.25.1
[INFO] [stderr]    Compiling backtrace v0.3.76
[INFO] [stderr]    Compiling backtrace-on-stack-overflow v0.3.0
[INFO] [stderr]    Compiling treiber_stack v1.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 14.53s
[INFO] running `Command { std: "docker" "inspect" "a4b6ed7e1c8f380b9d906fc1c589cce5d584094b67db50f21e92ce6f88035daf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "a4b6ed7e1c8f380b9d906fc1c589cce5d584094b67db50f21e92ce6f88035daf" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--release", kill_on_drop: false }`
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/release/build/treiber_stack/6280cde89bad4bd1/out/treiber_stack-6280cde89bad4bd1)
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test stack::treiber_stack_tests::test_into_item_vec_clean ... ok
[INFO] [stdout] test stack::treiber_stack_tests::test_from_and_into ... ok
[INFO] [stdout] test queue::queue_tests::test_push_reports_state_correctly ... ok
[INFO] [stdout] test stack::treiber_stack_tests::test_pop_fn ... ok
[INFO] [stdout] test stack::treiber_stack_tests::test_pop_fn_filter ... ok
[INFO] [stdout] test stack::treiber_stack_tests::test_simple ... ok
[INFO] [stdout] test queue::queue_tests::test_contents_are_dropped ... ok
[INFO] [stdout] test queue::queue_tests::test_head_cell ... ok
[INFO] [stdout] test stack::treiber_stack_tests::test_into_item_vec_dirty ... ok
[INFO] [stdout] test stack::treiber_stack_tests::test_threaded ... ok
[INFO] [stdout] test stack::treiber_stack_tests::test_batches ... ok
[INFO] [stdout] test queue::queue_tests::test_concurrent_pushes_and_pops ... ok
[INFO] [stdout] test queue::queue_tests::test_concurrent_pushes_then_concurrent_pops ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.19s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests treiber_stack
[INFO] [stdout] 
[INFO] [stdout] running 19 tests
[INFO] [stdout] test src/queue.rs - queue::TreiberQueue<T>::push (line 130) ... ok
[INFO] [stdout] test src/stack.rs - stack::TreiberStack<T>::drain_into (line 332) ... ok
[INFO] [stdout] test src/stack.rs - stack::TreiberStack<T>::exchange_contents (line 553) ... ok
[INFO] [stdout] test src/stack.rs - stack::TreiberStack<T>::clear (line 372) ... ok
[INFO] [stdout] test src/queue.rs - queue::TreiberQueue<T> (line 208) ... ok
[INFO] [stdout] test src/stack.rs - stack::TreiberStack<T>::drain (line 416) ... ok
[INFO] [stdout] test src/stack.rs - stack::TreiberStack<T>::peek (line 516) ... ok
[INFO] [stdout] test src/stack.rs - stack::TreiberStack<T>::pop_raw (line 249) ... ok
[INFO] [stdout] test src/stack.rs - stack::TreiberStack<T>::drain_all_into (line 274) ... ok
[INFO] [stdout] test src/stack.rs - stack::TreiberStack<T>::drain_all_copy (line 303) ... ok
[INFO] [stdout] test src/stack.rs - stack::TreiberStack<T>::initialized_with (line 175) ... ok
[INFO] [stdout] test src/stack.rs - stack::TreiberStack<T>::iter (line 533) ... ok
[INFO] [stdout] test src/stack.rs - stack::TreiberStack<T>::contains (line 385) ... ok
[INFO] [stdout] test src/queue.rs - queue::TreiberQueue<T>::drain (line 171) ... ok
[INFO] [stdout] test src/stack.rs - stack::TreiberStack<T>::pop (line 229) ... ok
[INFO] [stdout] test src/stack.rs - stack::TreiberStack<T>::drain_replace (line 441) ... ok
[INFO] [stdout] test src/stack.rs - stack::TreiberStack<T>::push (line 192) ... ok
[INFO] [stdout] test src/stack.rs - stack::TreiberStack<T>::snapshot (line 495) ... ok
[INFO] [stdout] test src/stack.rs - stack::TreiberStack<T>::drain_transforming (line 471) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 19 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.79s; merged doctests compilation took 0.69s
[INFO] running `Command { std: "docker" "inspect" "a4b6ed7e1c8f380b9d906fc1c589cce5d584094b67db50f21e92ce6f88035daf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4b6ed7e1c8f380b9d906fc1c589cce5d584094b67db50f21e92ce6f88035daf", kill_on_drop: false }`
[INFO] [stdout] a4b6ed7e1c8f380b9d906fc1c589cce5d584094b67db50f21e92ce6f88035daf
