[INFO] fetching crate efm32wg380-pac 0.1.0...
[INFO] checking efm32wg380-pac-0.1.0 against master#b657dc555b1ecf837cc4ea471fbae6a731529d55 for pr-113457
[INFO] extracting crate efm32wg380-pac 0.1.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate efm32wg380-pac 0.1.0 on toolchain b657dc555b1ecf837cc4ea471fbae6a731529d55
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b657dc555b1ecf837cc4ea471fbae6a731529d55" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate efm32wg380-pac 0.1.0
[INFO] finished tweaking crates.io crate efm32wg380-pac 0.1.0
[INFO] tweaked toml for crates.io crate efm32wg380-pac 0.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b657dc555b1ecf837cc4ea471fbae6a731529d55" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b657dc555b1ecf837cc4ea471fbae6a731529d55" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:5c16f4e6c37141f9fef0bc86f7a492d732943053e42aab8461035881e3f53823" "/opt/rustwide/cargo-home/bin/cargo" "+b657dc555b1ecf837cc4ea471fbae6a731529d55" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7aeeef25b2003bb826f7386c4d0d5d343f48cc8be648d49d72898ca0ec06e1e3
[INFO] running `Command { std: "docker" "start" "-a" "7aeeef25b2003bb826f7386c4d0d5d343f48cc8be648d49d72898ca0ec06e1e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7aeeef25b2003bb826f7386c4d0d5d343f48cc8be648d49d72898ca0ec06e1e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7aeeef25b2003bb826f7386c4d0d5d343f48cc8be648d49d72898ca0ec06e1e3", kill_on_drop: false }`
[INFO] [stdout] 7aeeef25b2003bb826f7386c4d0d5d343f48cc8be648d49d72898ca0ec06e1e3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:5c16f4e6c37141f9fef0bc86f7a492d732943053e42aab8461035881e3f53823" "/opt/rustwide/cargo-home/bin/cargo" "+b657dc555b1ecf837cc4ea471fbae6a731529d55" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3e9c65c8f590834b3575272abd46a04df70294767773e464b1a54f9a94a4ae86
[INFO] running `Command { std: "docker" "start" "-a" "3e9c65c8f590834b3575272abd46a04df70294767773e464b1a54f9a94a4ae86", kill_on_drop: false }`
[INFO] [stderr]    Compiling cortex-m v0.7.7
[INFO] [stderr]     Checking vcell v0.1.3
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]    Compiling efm32wg380-pac v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking volatile-register v0.2.1
[INFO] [stdout] warning: lint `const_err` has been removed: converted into hard error, see issue #71800 <https://github.com/rust-lang/rust/issues/71800> for more information
[INFO] [stdout]  --> src/lib.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![deny(const_err)]
[INFO] [stdout]   |         ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `const_err` has been removed: converted into hard error, see issue #71800 <https://github.com/rust-lang/rust/issues/71800> for more information
[INFO] [stdout]  --> src/lib.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![deny(const_err)]
[INFO] [stdout]   |         ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `efm32wg380-pac` (lib test); 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/b657dc555b1ecf837cc4ea471fbae6a731529d55/bin/rustc --crate-name efm32wg380_pac --edition=2021 src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --test -C metadata=c0a37429a90ba9e6 -C extra-filename=-c0a37429a90ba9e6 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern cortex_m=/opt/rustwide/target/debug/deps/libcortex_m-754a0f35faf81235.rmeta --extern vcell=/opt/rustwide/target/debug/deps/libvcell-e137ff2c937c5022.rmeta --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3e9c65c8f590834b3575272abd46a04df70294767773e464b1a54f9a94a4ae86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e9c65c8f590834b3575272abd46a04df70294767773e464b1a54f9a94a4ae86", kill_on_drop: false }`
[INFO] [stdout] 3e9c65c8f590834b3575272abd46a04df70294767773e464b1a54f9a94a4ae86