[INFO] crate rv32m1_ri5cy-hal 0.0.1 is already in cache
[INFO] checking rv32m1_ri5cy-hal-0.0.1 against master#893fadd11a52aa26fc19c67ee1b79f03d6a1bed3 for pr-77153
[INFO] extracting crate rv32m1_ri5cy-hal 0.0.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate rv32m1_ri5cy-hal 0.0.1 on toolchain 893fadd11a52aa26fc19c67ee1b79f03d6a1bed3
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+893fadd11a52aa26fc19c67ee1b79f03d6a1bed3" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-4/source/.cargo/config
[INFO] started tweaking crates.io crate rv32m1_ri5cy-hal 0.0.1
[INFO] finished tweaking crates.io crate rv32m1_ri5cy-hal 0.0.1
[INFO] tweaked toml for crates.io crate rv32m1_ri5cy-hal 0.0.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+893fadd11a52aa26fc19c67ee1b79f03d6a1bed3" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+893fadd11a52aa26fc19c67ee1b79f03d6a1bed3" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+893fadd11a52aa26fc19c67ee1b79f03d6a1bed3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 724d84ecf181f256e32ef8b815e8c26711b05c85c3edf743b7d23ab28a020597
[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" "724d84ecf181f256e32ef8b815e8c26711b05c85c3edf743b7d23ab28a020597", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "724d84ecf181f256e32ef8b815e8c26711b05c85c3edf743b7d23ab28a020597", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "724d84ecf181f256e32ef8b815e8c26711b05c85c3edf743b7d23ab28a020597", kill_on_drop: false }`
[INFO] [stdout] 724d84ecf181f256e32ef8b815e8c26711b05c85c3edf743b7d23ab28a020597
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+893fadd11a52aa26fc19c67ee1b79f03d6a1bed3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 24b376cbcdcff141fb3da70a3d97a4f9344a6e22c32d84a520956acb609c9a71
[INFO] running `Command { std: "docker" "start" "-a" "24b376cbcdcff141fb3da70a3d97a4f9344a6e22c32d84a520956acb609c9a71", kill_on_drop: false }`
[INFO] [stderr]    Compiling riscv v0.5.4
[INFO] [stderr]     Checking nb v1.0.0
[INFO] [stderr]     Checking bit_field v0.9.0
[INFO] [stderr]     Checking vcell v0.1.2
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]     Checking embedded-hal v0.2.4
[INFO] [stderr]     Checking rv32m1_ri5cy-pac v0.1.1
[INFO] [stderr]     Checking rv32m1_ri5cy-hal v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `core::any::Any`
[INFO] [stdout]   --> src/gpio.rs:69:9
[INFO] [stdout]    |
[INFO] [stdout] 69 |     use core::any::Any;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rv32m1_ri5cy_pac::flexio0::PIN`
[INFO] [stdout]   --> src/gpio.rs:70:9
[INFO] [stdout]    |
[INFO] [stdout] 70 |     use rv32m1_ri5cy_pac::flexio0::PIN;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::any::Any`
[INFO] [stdout]   --> src/gpio.rs:69:9
[INFO] [stdout]    |
[INFO] [stdout] 69 |     use core::any::Any;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rv32m1_ri5cy_pac::flexio0::PIN`
[INFO] [stdout]   --> src/gpio.rs:70:9
[INFO] [stdout]    |
[INFO] [stdout] 70 |     use rv32m1_ri5cy_pac::flexio0::PIN;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 57s
[INFO] running `Command { std: "docker" "inspect" "24b376cbcdcff141fb3da70a3d97a4f9344a6e22c32d84a520956acb609c9a71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24b376cbcdcff141fb3da70a3d97a4f9344a6e22c32d84a520956acb609c9a71", kill_on_drop: false }`
[INFO] [stdout] 24b376cbcdcff141fb3da70a3d97a4f9344a6e22c32d84a520956acb609c9a71