[INFO] fetching crate efm32wg995-pac 0.1.0...
[INFO] checking efm32wg995-pac-0.1.0 against try#b86c3b4b0ed7ac3cd1dc08a5d86c8f78b9e21603 for pr-114933
[INFO] extracting crate efm32wg995-pac 0.1.0 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate efm32wg995-pac 0.1.0 on toolchain b86c3b4b0ed7ac3cd1dc08a5d86c8f78b9e21603
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b86c3b4b0ed7ac3cd1dc08a5d86c8f78b9e21603" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate efm32wg995-pac 0.1.0
[INFO] finished tweaking crates.io crate efm32wg995-pac 0.1.0
[INFO] tweaked toml for crates.io crate efm32wg995-pac 0.1.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b86c3b4b0ed7ac3cd1dc08a5d86c8f78b9e21603" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "+b86c3b4b0ed7ac3cd1dc08a5d86c8f78b9e21603" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:ee140239ab1b0f8122969764b067164664e0d95d26f53df575574e2e5e286359" "/opt/rustwide/cargo-home/bin/cargo" "+b86c3b4b0ed7ac3cd1dc08a5d86c8f78b9e21603" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 68d58d16fe955c0e8fabcc916f880af12a84e7c3c34347bb54ad1e06de18b0b0
[INFO] running `Command { std: "docker" "start" "-a" "68d58d16fe955c0e8fabcc916f880af12a84e7c3c34347bb54ad1e06de18b0b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "68d58d16fe955c0e8fabcc916f880af12a84e7c3c34347bb54ad1e06de18b0b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68d58d16fe955c0e8fabcc916f880af12a84e7c3c34347bb54ad1e06de18b0b0", kill_on_drop: false }`
[INFO] [stdout] 68d58d16fe955c0e8fabcc916f880af12a84e7c3c34347bb54ad1e06de18b0b0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:ee140239ab1b0f8122969764b067164664e0d95d26f53df575574e2e5e286359" "/opt/rustwide/cargo-home/bin/cargo" "+b86c3b4b0ed7ac3cd1dc08a5d86c8f78b9e21603" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dc0357e9f2f40b9b2b732b470b4ec6cc99cbbfdbe374842f27aabae890fe7242
[INFO] running `Command { std: "docker" "start" "-a" "dc0357e9f2f40b9b2b732b470b4ec6cc99cbbfdbe374842f27aabae890fe7242", kill_on_drop: false }`
[INFO] [stderr]    Compiling efm32wg995-pac v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling bare-metal v0.2.5
[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] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.81s
[INFO] running `Command { std: "docker" "inspect" "dc0357e9f2f40b9b2b732b470b4ec6cc99cbbfdbe374842f27aabae890fe7242", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc0357e9f2f40b9b2b732b470b4ec6cc99cbbfdbe374842f27aabae890fe7242", kill_on_drop: false }`
[INFO] [stdout] dc0357e9f2f40b9b2b732b470b4ec6cc99cbbfdbe374842f27aabae890fe7242