[INFO] fetching crate k66 0.0.1...
[INFO] checking k66-0.0.1 against beta-2020-07-24 for pr-75494-beta
[INFO] extracting crate k66 0.0.1 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate k66 0.0.1 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate k66 0.0.1
[INFO] finished tweaking crates.io crate k66 0.0.1
[INFO] tweaked toml for crates.io crate k66 0.0.1 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3b5ea2aa5e1902fa46f95fc7c9ff1610d5a49737da0bbf6cbb06c89abe2e43b4
[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" "3b5ea2aa5e1902fa46f95fc7c9ff1610d5a49737da0bbf6cbb06c89abe2e43b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3b5ea2aa5e1902fa46f95fc7c9ff1610d5a49737da0bbf6cbb06c89abe2e43b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b5ea2aa5e1902fa46f95fc7c9ff1610d5a49737da0bbf6cbb06c89abe2e43b4", kill_on_drop: false }`
[INFO] [stdout] 3b5ea2aa5e1902fa46f95fc7c9ff1610d5a49737da0bbf6cbb06c89abe2e43b4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f0bfefd559198e5842b358a1c2dc3a33f32f2f384b8eb888edcf7c851720913b
[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" "f0bfefd559198e5842b358a1c2dc3a33f32f2f384b8eb888edcf7c851720913b", kill_on_drop: false }`
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling k66 v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]     Checking generic-array v0.13.2
[INFO] [stderr]     Checking as-slice v0.1.3
[INFO] [stderr]     Checking aligned v0.3.4
[INFO] [stderr]     Checking cortex-m v0.6.3
[INFO] [stderr]     Checking cortex-m v0.5.10
[INFO] [stderr] error: could not compile `k66`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name k66 src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --emit=dep-info,metadata -Cembed-bitcode=no -C debuginfo=2 --test -C metadata=7e5bc4e64a7437cc -C extra-filename=-7e5bc4e64a7437cc --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bare_metal=/opt/rustwide/target/debug/deps/libbare_metal-e031b5518942963c.rmeta --extern cortex_m=/opt/rustwide/target/debug/deps/libcortex_m-d8000ed704aa8b51.rmeta --extern vcell=/opt/rustwide/target/debug/deps/libvcell-26c0afb41e86d883.rmeta --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "f0bfefd559198e5842b358a1c2dc3a33f32f2f384b8eb888edcf7c851720913b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0bfefd559198e5842b358a1c2dc3a33f32f2f384b8eb888edcf7c851720913b", kill_on_drop: false }`
[INFO] [stdout] f0bfefd559198e5842b358a1c2dc3a33f32f2f384b8eb888edcf7c851720913b
