[INFO] fetching crate gd32vf103-hal 0.0.6...
[INFO] checking gd32vf103-hal-0.0.6 against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744
[INFO] extracting crate gd32vf103-hal 0.0.6 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate gd32vf103-hal 0.0.6 on toolchain 45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gd32vf103-hal 0.0.6
[INFO] finished tweaking crates.io crate gd32vf103-hal 0.0.6
[INFO] tweaked toml for crates.io crate gd32vf103-hal 0.0.6 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3c4bcd1eef9d9e53029e98eba72f3db96fbc5eb111f5a495a8bb796041597396
[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" "3c4bcd1eef9d9e53029e98eba72f3db96fbc5eb111f5a495a8bb796041597396", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3c4bcd1eef9d9e53029e98eba72f3db96fbc5eb111f5a495a8bb796041597396", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c4bcd1eef9d9e53029e98eba72f3db96fbc5eb111f5a495a8bb796041597396", kill_on_drop: false }`
[INFO] [stdout] 3c4bcd1eef9d9e53029e98eba72f3db96fbc5eb111f5a495a8bb796041597396
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7cf6c4cd00210cc6bae3e9027053f2109b03acec1cf38b28c8654c9de73f2f48
[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" "7cf6c4cd00210cc6bae3e9027053f2109b03acec1cf38b28c8654c9de73f2f48", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling regex-syntax v0.6.23
[INFO] [stderr]     Checking bit_field v0.10.1
[INFO] [stderr]     Checking vcell v0.1.3
[INFO] [stderr]    Compiling gd32vf103-hal v0.0.6 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking embedded-hal v1.0.0-alpha.4
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]    Compiling regex v1.4.5
[INFO] [stderr]    Compiling riscv-target v0.1.2
[INFO] [stderr]    Compiling riscv v0.6.0
[INFO] [stderr]     Checking gd32vf103-pac v0.4.0
[INFO] [stdout] warning: unused import: `bkp`
[INFO] [stdout]  --> src/backup.rs:3:18
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::pac::{bkp, BKP, PMU};
[INFO] [stdout]   |                  ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `cfg1`
[INFO] [stdout]    --> src/rcu.rs:127:19
[INFO] [stdout]     |
[INFO] [stdout] 127 |     pub(crate) fn cfg1(&mut self) -> &rcu::CFG1 {
[INFO] [stdout]     |                   ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `target_ck_i2s`
[INFO] [stdout]    --> src/rcu.rs:214:5
[INFO] [stdout]     |
[INFO] [stdout] 214 |     target_ck_i2s: Option<NonZeroU32>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `bdctl`
[INFO] [stdout]    --> src/rcu.rs:510:19
[INFO] [stdout]     |
[INFO] [stdout] 510 |     pub(crate) fn bdctl(&mut self) -> &rcu::BDCTL {
[INFO] [stdout]     |                   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `state`
[INFO] [stdout]   --> src/wdog.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 44 |     state: STATE,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `wwdgt`
[INFO] [stdout]    --> src/wdog.rs:190:5
[INFO] [stdout]     |
[INFO] [stdout] 190 |     wwdgt: WWDGT,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 37.73s
[INFO] running `Command { std: "docker" "inspect" "7cf6c4cd00210cc6bae3e9027053f2109b03acec1cf38b28c8654c9de73f2f48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7cf6c4cd00210cc6bae3e9027053f2109b03acec1cf38b28c8654c9de73f2f48", kill_on_drop: false }`
[INFO] [stdout] 7cf6c4cd00210cc6bae3e9027053f2109b03acec1cf38b28c8654c9de73f2f48