[INFO] fetching crate may_queue 0.1.23...
[INFO] testing may_queue-0.1.23 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-8
[INFO] extracting crate may_queue 0.1.23 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate may_queue 0.1.23
[INFO] finished tweaking crates.io crate may_queue 0.1.23
[INFO] tweaked toml for crates.io crate may_queue 0.1.23 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate may_queue 0.1.23 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 3 packages to latest compatible versions
[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]     Blocking waiting for file lock on package cache
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1f6b8b148172cdcf254c38f2aa718e370f1c4638bfe25296873ee941f0561572
[INFO] running `Command { std: "docker" "start" "-a" "1f6b8b148172cdcf254c38f2aa718e370f1c4638bfe25296873ee941f0561572", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1f6b8b148172cdcf254c38f2aa718e370f1c4638bfe25296873ee941f0561572", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f6b8b148172cdcf254c38f2aa718e370f1c4638bfe25296873ee941f0561572", kill_on_drop: false }`
[INFO] [stdout] 1f6b8b148172cdcf254c38f2aa718e370f1c4638bfe25296873ee941f0561572
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c83f34394007dece3ef98a01d1d572ee2a304e437e9979a6cf34c2d34f0b0bcc
[INFO] running `Command { std: "docker" "start" "-a" "c83f34394007dece3ef98a01d1d572ee2a304e437e9979a6cf34c2d34f0b0bcc", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustversion v1.0.22
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling may_queue v0.1.23 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.65s
[INFO] running `Command { std: "docker" "inspect" "c83f34394007dece3ef98a01d1d572ee2a304e437e9979a6cf34c2d34f0b0bcc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c83f34394007dece3ef98a01d1d572ee2a304e437e9979a6cf34c2d34f0b0bcc", kill_on_drop: false }`
[INFO] [stdout] c83f34394007dece3ef98a01d1d572ee2a304e437e9979a6cf34c2d34f0b0bcc
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ca7bdd3422b87173f25e1b3ccf942eb6d88a5664171c18d8cf2f83ad08d4a9bc
[INFO] running `Command { std: "docker" "start" "-a" "ca7bdd3422b87173f25e1b3ccf942eb6d88a5664171c18d8cf2f83ad08d4a9bc", kill_on_drop: false }`
[INFO] [stderr]    Compiling may_queue v0.1.23 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.39s
[INFO] running `Command { std: "docker" "inspect" "ca7bdd3422b87173f25e1b3ccf942eb6d88a5664171c18d8cf2f83ad08d4a9bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca7bdd3422b87173f25e1b3ccf942eb6d88a5664171c18d8cf2f83ad08d4a9bc", kill_on_drop: false }`
[INFO] [stdout] ca7bdd3422b87173f25e1b3ccf942eb6d88a5664171c18d8cf2f83ad08d4a9bc
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2b0539d8ae42c95c55b8fe32f9bf9ed0e0a6c035da55d3d5a57fa34fd56e64da
[INFO] running `Command { std: "docker" "start" "-a" "2b0539d8ae42c95c55b8fe32f9bf9ed0e0a6c035da55d3d5a57fa34fd56e64da", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/may_queue-411ccb0524467f71)
[INFO] [stdout] running 25 tests
[INFO] [stdout] test mpsc::test::queue_sanity ... ok
[INFO] [stdout] test mpsc::test::single_thread_test ... ok
[INFO] [stdout] test mpsc_list::bench::queue_sanity ... ok
[INFO] [stdout] test mpsc_list::bench::single_thread_test ... ok
[INFO] [stdout] test mpsc_list_v1::tests::test_queue ... ok
[INFO] [stdout] test spmc::test::queue_sanity ... ok
[INFO] [stdout] test mpsc_list::tests::test ... ok
[INFO] [stdout] test mpsc_list::tests::test_queue ... ok
[INFO] [stdout] test spsc::bench::spsc_peek ... ok
[INFO] [stdout] test spsc::tests::queue_sanity ... ok
[INFO] [stdout] test spsc::tests::bulk_pop_test ... ok
[INFO] [stdout] test spmc::test::single_thread_test ... ok
[INFO] [stdout] test spsc::bench::single_thread_test ... ok
[INFO] [stdout] test mpsc_list_v1::tests::test ... ok
[INFO] [stdout] test spsc::bench::multi_1p1c_test ... ok
[INFO] [stdout] test spsc::bench::bulk_pop_1p1c_bench ... ok
[INFO] [stdout] test mpsc_list::bench::multi_2p1c_test ... ok
[INFO] [stdout] test mpsc_list::bench::multi_1p1c_test ... ok
[INFO] [stdout] test mpsc::test::multi_1p1c_test ... ok
[INFO] [stdout] test mpsc::test::multi_2p1c_test ... ok
[INFO] [stdout] test mpsc::test::bulk_pop_1p1c_bench ... ok
[INFO] [stdout] test spmc::test::multi_1p2c_test ... ok
[INFO] [stdout] test spmc::test::multi_1p1c_test ... ok
[INFO] [stdout] test mpsc::test::bulk_2p1c_test ... ok
[INFO] [stdout] test spmc::test::bulk_1p2c_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 25 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.25s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests may_queue
[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" "2b0539d8ae42c95c55b8fe32f9bf9ed0e0a6c035da55d3d5a57fa34fd56e64da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b0539d8ae42c95c55b8fe32f9bf9ed0e0a6c035da55d3d5a57fa34fd56e64da", kill_on_drop: false }`
[INFO] [stdout] 2b0539d8ae42c95c55b8fe32f9bf9ed0e0a6c035da55d3d5a57fa34fd56e64da