[INFO] fetching crate chex 0.1.1...
[INFO] checking chex-0.1.1 against try#66388cc165a6c4ac98c074dc9f0281ff23528c55 for pr-150727
[INFO] extracting crate chex 0.1.1 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate chex 0.1.1
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate chex 0.1.1
[INFO] tweaked toml for crates.io crate chex 0.1.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate chex 0.1.1 on toolchain 66388cc165a6c4ac98c074dc9f0281ff23528c55
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+66388cc165a6c4ac98c074dc9f0281ff23528c55" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate chex 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+66388cc165a6c4ac98c074dc9f0281ff23528c55" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+66388cc165a6c4ac98c074dc9f0281ff23528c55" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e5fdf6b7e828bad5b866c81905b487fdaca6ae2ef1a01607f0f2525038157d2f
[INFO] running `Command { std: "docker" "start" "-a" "e5fdf6b7e828bad5b866c81905b487fdaca6ae2ef1a01607f0f2525038157d2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e5fdf6b7e828bad5b866c81905b487fdaca6ae2ef1a01607f0f2525038157d2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5fdf6b7e828bad5b866c81905b487fdaca6ae2ef1a01607f0f2525038157d2f", kill_on_drop: false }`
[INFO] [stdout] e5fdf6b7e828bad5b866c81905b487fdaca6ae2ef1a01607f0f2525038157d2f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+66388cc165a6c4ac98c074dc9f0281ff23528c55" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2cf9d88a0d377f2b0f5e2da7d6fe9e08b805d88b47366b7f2bdc6d53d98da54f
[INFO] running `Command { std: "docker" "start" "-a" "2cf9d88a0d377f2b0f5e2da7d6fe9e08b805d88b47366b7f2bdc6d53d98da54f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]     Checking parking v2.2.0
[INFO] [stderr]     Checking log v0.4.22
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking concurrent-queue v2.5.0
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling syn v2.0.74
[INFO] [stderr]     Checking event-listener v5.3.1
[INFO] [stderr]     Checking event-listener-strategy v0.5.2
[INFO] [stderr]     Checking async-broadcast v0.7.1
[INFO] [stderr]     Checking chex v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling tokio-macros v2.4.0
[INFO] [stderr]     Checking tokio v1.39.2
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stdout] error: `#[should_panic]` should only be applied to functions annotated with `#[test]` or `#[bench]`
[INFO] [stdout]  --> tests/integration_async_panic.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[should_panic]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `chex` (test "integration_async_panic") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "2cf9d88a0d377f2b0f5e2da7d6fe9e08b805d88b47366b7f2bdc6d53d98da54f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2cf9d88a0d377f2b0f5e2da7d6fe9e08b805d88b47366b7f2bdc6d53d98da54f", kill_on_drop: false }`
[INFO] [stdout] 2cf9d88a0d377f2b0f5e2da7d6fe9e08b805d88b47366b7f2bdc6d53d98da54f