[INFO] fetching crate esp32 0.10.0...
[INFO] checking esp32-0.10.0 against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050
[INFO] extracting crate esp32 0.10.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate esp32 0.10.0 on toolchain dfd7b8d03fb93d0e03147d28b3be6d93260fa94d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "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-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "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" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 589a411fc649c0ee311a2b32f8add74f1ac4d945d792d1e6ef5bce73e51eb1a3
[INFO] running `Command { std: "docker" "start" "-a" "589a411fc649c0ee311a2b32f8add74f1ac4d945d792d1e6ef5bce73e51eb1a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "589a411fc649c0ee311a2b32f8add74f1ac4d945d792d1e6ef5bce73e51eb1a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "589a411fc649c0ee311a2b32f8add74f1ac4d945d792d1e6ef5bce73e51eb1a3", kill_on_drop: false }`
[INFO] [stdout] 589a411fc649c0ee311a2b32f8add74f1ac4d945d792d1e6ef5bce73e51eb1a3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e6a37f4ab638c933decceb11036cda22d9d95438507039b6fc728a7b1869b90b
[INFO] running `Command { std: "docker" "start" "-a" "e6a37f4ab638c933decceb11036cda22d9d95438507039b6fc728a7b1869b90b", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling xtensa-lx v0.3.0
[INFO] [stderr]     Checking mutex-trait v0.2.0
[INFO] [stderr]     Checking r0 v1.0.0
[INFO] [stderr]    Compiling esp32 v0.10.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking vcell v0.1.3
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[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 --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --test --cfg 'feature="default"' -C metadata=265ff92c2ce2668c -C extra-filename=-265ff92c2ce2668c --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" "e6a37f4ab638c933decceb11036cda22d9d95438507039b6fc728a7b1869b90b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6a37f4ab638c933decceb11036cda22d9d95438507039b6fc728a7b1869b90b", kill_on_drop: false }`
[INFO] [stdout] e6a37f4ab638c933decceb11036cda22d9d95438507039b6fc728a7b1869b90b