[INFO] fetching crate simple_parallel 0.3.0...
[INFO] checking simple_parallel-0.3.0 against try#6024cfef3a82f9a7688f07054f1650081bad3af5 for pr-74130
[INFO] extracting crate simple_parallel 0.3.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate simple_parallel 0.3.0 on toolchain 6024cfef3a82f9a7688f07054f1650081bad3af5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate simple_parallel 0.3.0
[INFO] finished tweaking crates.io crate simple_parallel 0.3.0
[INFO] tweaked toml for crates.io crate simple_parallel 0.3.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded strided v0.2.9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dab649846e68be36ca21c67921b2708322c611a2df977da5c4b6a3e1caabe4ca
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "dab649846e68be36ca21c67921b2708322c611a2df977da5c4b6a3e1caabe4ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dab649846e68be36ca21c67921b2708322c611a2df977da5c4b6a3e1caabe4ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dab649846e68be36ca21c67921b2708322c611a2df977da5c4b6a3e1caabe4ca", kill_on_drop: false }`
[INFO] [stdout] dab649846e68be36ca21c67921b2708322c611a2df977da5c4b6a3e1caabe4ca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5fbd2f57261b20d0aa6cae92f7d7120b3a57ad54e7782ad64191b2538d2f9f98
[INFO] running `Command { std: "docker" "start" "-a" "5fbd2f57261b20d0aa6cae92f7d7120b3a57ad54e7782ad64191b2538d2f9f98", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.72
[INFO] [stderr]     Checking crossbeam v0.1.6
[INFO] [stderr]     Checking strided v0.2.9
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling num-bigint v0.3.0
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]    Compiling num-rational v0.3.0
[INFO] [stdout] error[E0512]: cannot transmute between types of different sizes, or dependently-sized types
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/crossbeam-0.1.6/src/sync/seg_queue.rs:34:29
[INFO] [stdout]    |
[INFO] [stdout] 34 |             ready: unsafe { mem::transmute([0usize; SEG_SIZE]) },
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: source type: `[usize; 32]` (2048 bits)
[INFO] [stdout]    = note: target type: `[std::sync::atomic::AtomicBool; 32]` (256 bits)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `crossbeam`.
[INFO] [stderr] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0512`.
[INFO] [stdout] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "5fbd2f57261b20d0aa6cae92f7d7120b3a57ad54e7782ad64191b2538d2f9f98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5fbd2f57261b20d0aa6cae92f7d7120b3a57ad54e7782ad64191b2538d2f9f98", kill_on_drop: false }`
[INFO] [stdout] 5fbd2f57261b20d0aa6cae92f7d7120b3a57ad54e7782ad64191b2538d2f9f98