[INFO] fetching crate efm32wg395-pac 0.1.0...
[INFO] checking efm32wg395-pac-0.1.0 against try#d48499c087dc9ccf49e58dd584b2df4a2c08657c for pr-113312
[INFO] extracting crate efm32wg395-pac 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate efm32wg395-pac 0.1.0 on toolchain d48499c087dc9ccf49e58dd584b2df4a2c08657c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d48499c087dc9ccf49e58dd584b2df4a2c08657c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate efm32wg395-pac 0.1.0
[INFO] finished tweaking crates.io crate efm32wg395-pac 0.1.0
[INFO] tweaked toml for crates.io crate efm32wg395-pac 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d48499c087dc9ccf49e58dd584b2df4a2c08657c" "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" "+d48499c087dc9ccf49e58dd584b2df4a2c08657c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:a420fdec406141845121210faa381f8029b0be6d4170deff7c4445a424f67918" "/opt/rustwide/cargo-home/bin/cargo" "+d48499c087dc9ccf49e58dd584b2df4a2c08657c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c3f9927cc4b4b927b685f4dd9d47a7a3cb0f32f87a0587e208da0134bebd38cc
[INFO] running `Command { std: "docker" "start" "-a" "c3f9927cc4b4b927b685f4dd9d47a7a3cb0f32f87a0587e208da0134bebd38cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c3f9927cc4b4b927b685f4dd9d47a7a3cb0f32f87a0587e208da0134bebd38cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3f9927cc4b4b927b685f4dd9d47a7a3cb0f32f87a0587e208da0134bebd38cc", kill_on_drop: false }`
[INFO] [stdout] c3f9927cc4b4b927b685f4dd9d47a7a3cb0f32f87a0587e208da0134bebd38cc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:a420fdec406141845121210faa381f8029b0be6d4170deff7c4445a424f67918" "/opt/rustwide/cargo-home/bin/cargo" "+d48499c087dc9ccf49e58dd584b2df4a2c08657c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bb1329ec0955eb9c2e11f5bc0e73c579af851c45958b94bffbf53e28317f9d63
[INFO] running `Command { std: "docker" "start" "-a" "bb1329ec0955eb9c2e11f5bc0e73c579af851c45958b94bffbf53e28317f9d63", kill_on_drop: false }`
[INFO] [stderr]    Compiling efm32wg395-pac v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]     Checking embedded-hal v0.2.7
[INFO] [stderr]     Checking cortex-m v0.7.7
[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 `efm32wg395-pac` (lib test); 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/d48499c087dc9ccf49e58dd584b2df4a2c08657c/bin/rustc --crate-name efm32wg395_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=6cee6f66b39e71ba -C extra-filename=-6cee6f66b39e71ba --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" "bb1329ec0955eb9c2e11f5bc0e73c579af851c45958b94bffbf53e28317f9d63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb1329ec0955eb9c2e11f5bc0e73c579af851c45958b94bffbf53e28317f9d63", kill_on_drop: false }`
[INFO] [stdout] bb1329ec0955eb9c2e11f5bc0e73c579af851c45958b94bffbf53e28317f9d63