[INFO] crate spmc 0.3.0 is already in cache
[INFO] testing spmc-0.3.0 against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274
[INFO] extracting crate spmc 0.3.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate spmc 0.3.0 on toolchain 28742a1146f10a4f09369baad027a464acb7a766
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate spmc 0.3.0
[INFO] finished tweaking crates.io crate spmc 0.3.0
[INFO] tweaked toml for crates.io crate spmc 0.3.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] be12b83622258e2e7466044d9c066503633940f6266ef3e2e0fd4a34b33408b8
[INFO] running `"docker" "start" "-a" "be12b83622258e2e7466044d9c066503633940f6266ef3e2e0fd4a34b33408b8"`
[INFO] [stderr]    Compiling spmc v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `"docker" "inspect" "be12b83622258e2e7466044d9c066503633940f6266ef3e2e0fd4a34b33408b8"`
[INFO] running `"docker" "rm" "-f" "be12b83622258e2e7466044d9c066503633940f6266ef3e2e0fd4a34b33408b8"`
[INFO] [stdout] be12b83622258e2e7466044d9c066503633940f6266ef3e2e0fd4a34b33408b8
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f6970d53c2d1ac2f24c6afffbfeae1311b3a8aafd46dad7b7726794fe99e3a50
[INFO] running `"docker" "start" "-a" "f6970d53c2d1ac2f24c6afffbfeae1311b3a8aafd46dad7b7726794fe99e3a50"`
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling cc v1.0.51
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling scoped-tls v0.1.2
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling generator v0.6.20
[INFO] [stderr]    Compiling loom v0.2.15
[INFO] [stderr]    Compiling spmc v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 18.17s
[INFO] running `"docker" "inspect" "f6970d53c2d1ac2f24c6afffbfeae1311b3a8aafd46dad7b7726794fe99e3a50"`
[INFO] running `"docker" "rm" "-f" "f6970d53c2d1ac2f24c6afffbfeae1311b3a8aafd46dad7b7726794fe99e3a50"`
[INFO] [stdout] f6970d53c2d1ac2f24c6afffbfeae1311b3a8aafd46dad7b7726794fe99e3a50
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 134cb083dae097b203a4e46e939663a0e4c8ddba237fc826f40800f8b81fa9de
[INFO] running `"docker" "start" "-a" "134cb083dae097b203a4e46e939663a0e4c8ddba237fc826f40800f8b81fa9de"`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/spmc-fc02533f6618cef2
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test tests::msg_dropped ... ok
[INFO] [stdout] test tests::test_recv_blocks ... ok
[INFO] [stdout] test tests::test_recv_unblocks_on_dropped_chan ... ok
[INFO] [stdout] test tests::test_sanity ... ok
[INFO] [stdout] test tests::test_multiple_consumers ... ok
[INFO] [stdout] test tests::msgs_dropped ... ok
[INFO] [stdout] test tests::test_try_recv_on_dropped_chan ... ok
[INFO] [stdout] test tests::test_send_on_dropped_chan ... ok
[INFO] [stdout] test tests::test_tx_dropped_rxs_drain ... ok
[INFO] [stdout] test tests::test_send_sleep ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/fuzz-4c465204627df0e0
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test no_send ... ok
[INFO] [stdout] test smoke ... ok
[INFO] [stdout] test message_per_thread ... test message_per_thread has been running for over 60 seconds
[INFO] [stdout] test extra_message ... test extra_message has been running for over 60 seconds
[INFO] [stdout] test multiple_threads_race ... test multiple_threads_race has been running for over 60 seconds
[ERROR] error running command: no output for 300 seconds
[INFO] running `"docker" "inspect" "134cb083dae097b203a4e46e939663a0e4c8ddba237fc826f40800f8b81fa9de"`
[INFO] running `"docker" "rm" "-f" "134cb083dae097b203a4e46e939663a0e4c8ddba237fc826f40800f8b81fa9de"`
[INFO] [stdout] 134cb083dae097b203a4e46e939663a0e4c8ddba237fc826f40800f8b81fa9de