[INFO] fetching crate esp32 0.10.0...
[INFO] checking esp32-0.10.0 against try#3d9fdbff4f377de96b3a51174e7a64086bee9a5c for pr-81477
[INFO] extracting crate esp32 0.10.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate esp32 0.10.0 on toolchain 3d9fdbff4f377de96b3a51174e7a64086bee9a5c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate esp32 0.10.0
[INFO] finished tweaking crates.io crate esp32 0.10.0
[INFO] tweaked toml for crates.io crate esp32 0.10.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fe908d2c338c28ba4e2d92ad700e98cd3fde183c77f1e68a54cdce4ae73cfc5e
[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" "fe908d2c338c28ba4e2d92ad700e98cd3fde183c77f1e68a54cdce4ae73cfc5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fe908d2c338c28ba4e2d92ad700e98cd3fde183c77f1e68a54cdce4ae73cfc5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe908d2c338c28ba4e2d92ad700e98cd3fde183c77f1e68a54cdce4ae73cfc5e", kill_on_drop: false }`
[INFO] [stdout] fe908d2c338c28ba4e2d92ad700e98cd3fde183c77f1e68a54cdce4ae73cfc5e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fa83ffb1cb4c7441255ff417e83cf0f99f28b1e81728ce2aa7d6f255a25f59c8
[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" "fa83ffb1cb4c7441255ff417e83cf0f99f28b1e81728ce2aa7d6f255a25f59c8", kill_on_drop: false }`
[INFO] [stderr]    Compiling xtensa-lx v0.3.0
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]    Compiling esp32 v0.10.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking mutex-trait v0.2.0
[INFO] [stderr]     Checking r0 v1.0.0
[INFO] [stderr]     Checking vcell v0.1.3
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr] error: could not compile `esp32`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name esp32 --edition=2018 src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' -C metadata=64d6ef2a73949386 -C extra-filename=-64d6ef2a73949386 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bare_metal=/opt/rustwide/target/debug/deps/libbare_metal-96a68a87349c7f47.rmeta --extern vcell=/opt/rustwide/target/debug/deps/libvcell-68d426a8db839521.rmeta --extern xtensa_lx=/opt/rustwide/target/debug/deps/libxtensa_lx-22d87d8506dc4b1f.rmeta --cap-lints=forbid -L /opt/rustwide/target/debug/build/xtensa-lx-576a91273c9a4ec7/out` (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" "fa83ffb1cb4c7441255ff417e83cf0f99f28b1e81728ce2aa7d6f255a25f59c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa83ffb1cb4c7441255ff417e83cf0f99f28b1e81728ce2aa7d6f255a25f59c8", kill_on_drop: false }`
[INFO] [stdout] fa83ffb1cb4c7441255ff417e83cf0f99f28b1e81728ce2aa7d6f255a25f59c8