[INFO] fetching crate k22f 0.1.0...
[INFO] testing k22f-0.1.0 against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate k22f 0.1.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate k22f 0.1.0 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate k22f 0.1.0
[INFO] finished tweaking crates.io crate k22f 0.1.0
[INFO] tweaked toml for crates.io crate k22f 0.1.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cc04ececb51b89d3fce7a0cbe35cb91a5b2313ab1c75f4a09ac491afb3181182
[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" "cc04ececb51b89d3fce7a0cbe35cb91a5b2313ab1c75f4a09ac491afb3181182", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cc04ececb51b89d3fce7a0cbe35cb91a5b2313ab1c75f4a09ac491afb3181182", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc04ececb51b89d3fce7a0cbe35cb91a5b2313ab1c75f4a09ac491afb3181182", kill_on_drop: false }`
[INFO] [stdout] cc04ececb51b89d3fce7a0cbe35cb91a5b2313ab1c75f4a09ac491afb3181182
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5002297178af160a1f4720660d7264891d0ab742b01b502f27105c3054fc5680
[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" "5002297178af160a1f4720660d7264891d0ab742b01b502f27105c3054fc5680", kill_on_drop: false }`
[INFO] [stderr]    Compiling cortex-m v0.5.11
[INFO] [stderr]    Compiling aligned v0.2.0
[INFO] [stderr]    Compiling k22f v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `k22f`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name k22f --edition=2018 src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 -C metadata=bcdf853c3c31fc7b -C extra-filename=-bcdf853c3c31fc7b --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bare_metal=/opt/rustwide/target/debug/deps/libbare_metal-4f516ef965f24d33.rmeta --extern cortex_m=/opt/rustwide/target/debug/deps/libcortex_m-de69ddae36e70aa5.rmeta --extern vcell=/opt/rustwide/target/debug/deps/libvcell-5887eab011832827.rmeta --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "5002297178af160a1f4720660d7264891d0ab742b01b502f27105c3054fc5680", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5002297178af160a1f4720660d7264891d0ab742b01b502f27105c3054fc5680", kill_on_drop: false }`
[INFO] [stdout] 5002297178af160a1f4720660d7264891d0ab742b01b502f27105c3054fc5680
