[INFO] fetching crate rv32m1_ri5cy-hal 0.0.1...
[INFO] checking rv32m1_ri5cy-hal-0.0.1 against master#9503ea19edbf01b9435e80e17d60ce1b88390116 for pr-81782
[INFO] extracting crate rv32m1_ri5cy-hal 0.0.1 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate rv32m1_ri5cy-hal 0.0.1 on toolchain 9503ea19edbf01b9435e80e17d60ce1b88390116
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-8/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-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b55531070529037a9ae443877e2961d51d8d83ce37eaa1bd21e8c1f495c381d3
[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" "b55531070529037a9ae443877e2961d51d8d83ce37eaa1bd21e8c1f495c381d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b55531070529037a9ae443877e2961d51d8d83ce37eaa1bd21e8c1f495c381d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b55531070529037a9ae443877e2961d51d8d83ce37eaa1bd21e8c1f495c381d3", kill_on_drop: false }`
[INFO] [stdout] b55531070529037a9ae443877e2961d51d8d83ce37eaa1bd21e8c1f495c381d3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 777c9c8c0e1a33e4265b5f10d0e54213031c2690e711cdd660e138ce4c47a393
[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" "777c9c8c0e1a33e4265b5f10d0e54213031c2690e711cdd660e138ce4c47a393", 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 void v1.0.2
[INFO] [stderr]     Checking vcell v0.1.3
[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 31s
[INFO] running `Command { std: "docker" "inspect" "777c9c8c0e1a33e4265b5f10d0e54213031c2690e711cdd660e138ce4c47a393", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "777c9c8c0e1a33e4265b5f10d0e54213031c2690e711cdd660e138ce4c47a393", kill_on_drop: false }`
[INFO] [stdout] 777c9c8c0e1a33e4265b5f10d0e54213031c2690e711cdd660e138ce4c47a393