[INFO] fetching crate bh_alloc 0.2.4...
[INFO] checking bh_alloc-0.2.4 against master#b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18 for pr-79470
[INFO] extracting crate bh_alloc 0.2.4 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate bh_alloc 0.2.4 on toolchain b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bh_alloc 0.2.4
[INFO] finished tweaking crates.io crate bh_alloc 0.2.4
[INFO] tweaked toml for crates.io crate bh_alloc 0.2.4 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 020fa8dc32d43a3b7e4235dddcc05d1960eaf0124ce3a83f85e687dc711b2e98
[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" "020fa8dc32d43a3b7e4235dddcc05d1960eaf0124ce3a83f85e687dc711b2e98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "020fa8dc32d43a3b7e4235dddcc05d1960eaf0124ce3a83f85e687dc711b2e98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "020fa8dc32d43a3b7e4235dddcc05d1960eaf0124ce3a83f85e687dc711b2e98", kill_on_drop: false }`
[INFO] [stdout] 020fa8dc32d43a3b7e4235dddcc05d1960eaf0124ce3a83f85e687dc711b2e98
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] defa0091b5b4158c82fd1016fb5b3c0278b42a836f5c161dde67b02fd97423cb
[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" "defa0091b5b4158c82fd1016fb5b3c0278b42a836f5c161dde67b02fd97423cb", kill_on_drop: false }`
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]     Checking bh_alloc v0.2.4 (/opt/rustwide/workdir)
[INFO] [stdout] error: deny(rust_2018_idioms) is ignored unless specified at crate level
[INFO] [stdout]   --> src/lib.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | #[deny(rust_2018_idioms)]
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | #[deny(unused)]
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout]    = note: `#[deny(unused_attributes)]` implied by `#[deny(unused)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: deny(rust_2018_idioms) is ignored unless specified at crate level
[INFO] [stdout]   --> src/lib.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | #[deny(rust_2018_idioms)]
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `core::sync::atomic::ATOMIC_BOOL_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/lib.rs:20:56
[INFO] [stdout]    |
[INFO] [stdout] 20 |     spin_loop_hint, AtomicBool, AtomicUsize, Ordering, ATOMIC_BOOL_INIT, ATOMIC_USIZE_INIT,
[INFO] [stdout]    |                                                        ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `core::sync::atomic::ATOMIC_USIZE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/lib.rs:20:74
[INFO] [stdout]    |
[INFO] [stdout] 20 |     spin_loop_hint, AtomicBool, AtomicUsize, Ordering, ATOMIC_BOOL_INIT, ATOMIC_USIZE_INIT,
[INFO] [stdout]    |                                                                          ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `core::sync::atomic::ATOMIC_BOOL_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/lib.rs:52:21
[INFO] [stdout]    |
[INFO] [stdout] 52 |         alloc_lock: ATOMIC_BOOL_INIT,
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^ help: replace the use of the deprecated constant: `AtomicBool::new(false)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `core::sync::atomic::ATOMIC_USIZE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/lib.rs:54:17
[INFO] [stdout]    |
[INFO] [stdout] 54 |         offset: ATOMIC_USIZE_INIT,
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated constant: `AtomicUsize::new(0)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `bh_alloc`
[INFO] [stderr] 
[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" "defa0091b5b4158c82fd1016fb5b3c0278b42a836f5c161dde67b02fd97423cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "defa0091b5b4158c82fd1016fb5b3c0278b42a836f5c161dde67b02fd97423cb", kill_on_drop: false }`
[INFO] [stdout] defa0091b5b4158c82fd1016fb5b3c0278b42a836f5c161dde67b02fd97423cb