[INFO] fetching crate may_queue 0.1.23...
[INFO] testing may_queue-0.1.23 against 1.90.0 for beta-1.91-3
[INFO] extracting crate may_queue 0.1.23 into /workspace/builds/worker-6-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-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate may_queue 0.1.23 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "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" "+1.90.0" "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" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5bf026c973824494420a0fe75c4361b7c3341a9a639f0b833519f3f5239e61c9
[INFO] running `Command { std: "docker" "start" "-a" "5bf026c973824494420a0fe75c4361b7c3341a9a639f0b833519f3f5239e61c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5bf026c973824494420a0fe75c4361b7c3341a9a639f0b833519f3f5239e61c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5bf026c973824494420a0fe75c4361b7c3341a9a639f0b833519f3f5239e61c9", kill_on_drop: false }`
[INFO] [stdout] 5bf026c973824494420a0fe75c4361b7c3341a9a639f0b833519f3f5239e61c9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cb3007b9efb257d1cda1ae12acab68b033306c65a594687b34db3890af96737a
[INFO] running `Command { std: "docker" "start" "-a" "cb3007b9efb257d1cda1ae12acab68b033306c65a594687b34db3890af96737a", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustversion v1.0.22
[INFO] [stderr]    Compiling may_queue v0.1.23 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.37s
[INFO] running `Command { std: "docker" "inspect" "cb3007b9efb257d1cda1ae12acab68b033306c65a594687b34db3890af96737a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb3007b9efb257d1cda1ae12acab68b033306c65a594687b34db3890af96737a", kill_on_drop: false }`
[INFO] [stdout] cb3007b9efb257d1cda1ae12acab68b033306c65a594687b34db3890af96737a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 31a7ac5a81324d149fff73c39b306cba29318f16b761a586fa463c66e649a21f
[INFO] running `Command { std: "docker" "start" "-a" "31a7ac5a81324d149fff73c39b306cba29318f16b761a586fa463c66e649a21f", kill_on_drop: false }`
[INFO] [stderr]    Compiling may_queue v0.1.23 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `ScBlockPop` is never used
[INFO] [stdout]   --> src/lib.rs:13:15
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub trait ScBlockPop<T> {
[INFO] [stdout]    |               ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `Command { std: "docker" "inspect" "31a7ac5a81324d149fff73c39b306cba29318f16b761a586fa463c66e649a21f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31a7ac5a81324d149fff73c39b306cba29318f16b761a586fa463c66e649a21f", kill_on_drop: false }`
[INFO] [stdout] 31a7ac5a81324d149fff73c39b306cba29318f16b761a586fa463c66e649a21f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ade52044bf63f36e97bdaa1f3c88687c9474b0a3d470102ead4bb1d33c10f3f3
[INFO] running `Command { std: "docker" "start" "-a" "ade52044bf63f36e97bdaa1f3c88687c9474b0a3d470102ead4bb1d33c10f3f3", kill_on_drop: false }`
[INFO] [stderr] warning: trait `ScBlockPop` is never used
[INFO] [stderr]   --> src/lib.rs:13:15
[INFO] [stderr]    |
[INFO] [stderr] 13 |     pub trait ScBlockPop<T> {
[INFO] [stderr]    |               ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `may_queue` (lib test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/may_queue-0ab6d00fe4038b18)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test mpsc_list::tests::test_queue ... ok
[INFO] [stdout] test spsc::tests::bulk_pop_test ... ok
[INFO] [stdout] test spsc::tests::queue_sanity ... ok
[INFO] [stderr]    Doc-tests may_queue
[INFO] [stdout] test mpsc_list_v1::tests::test_queue ... ok
[INFO] [stdout] test mpsc_list_v1::tests::test ... ok
[INFO] [stdout] test mpsc_list::tests::test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[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" "ade52044bf63f36e97bdaa1f3c88687c9474b0a3d470102ead4bb1d33c10f3f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ade52044bf63f36e97bdaa1f3c88687c9474b0a3d470102ead4bb1d33c10f3f3", kill_on_drop: false }`
[INFO] [stdout] ade52044bf63f36e97bdaa1f3c88687c9474b0a3d470102ead4bb1d33c10f3f3