[INFO] fetching crate ch32v103-hal 0.0.4...
[INFO] checking ch32v103-hal-0.0.4 against master#642c19bfc3a5c1de985bf5d0cc8207ac9d22708a for pr-148577
[INFO] extracting crate ch32v103-hal 0.0.4 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate ch32v103-hal 0.0.4
[INFO] finished tweaking crates.io crate ch32v103-hal 0.0.4
[INFO] tweaked toml for crates.io crate ch32v103-hal 0.0.4 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate ch32v103-hal 0.0.4 on toolchain 642c19bfc3a5c1de985bf5d0cc8207ac9d22708a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 10 packages to latest compatible versions
[INFO] [stderr]       Adding embedded-hal v0.2.7 (available: v1.0.0)
[INFO] [stderr]       Adding riscv v0.10.1 (available: v0.15.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bit_field v0.10.3
[INFO] [stderr]   Downloaded riscv v0.10.1
[INFO] [stderr]   Downloaded ch32v1 v0.1.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 58a187573afc30c36edf2aa204e67e437d3f6fc81cd4d6dadcc60ad1a968f410
[INFO] running `Command { std: "docker" "start" "-a" "58a187573afc30c36edf2aa204e67e437d3f6fc81cd4d6dadcc60ad1a968f410", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "58a187573afc30c36edf2aa204e67e437d3f6fc81cd4d6dadcc60ad1a968f410", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58a187573afc30c36edf2aa204e67e437d3f6fc81cd4d6dadcc60ad1a968f410", kill_on_drop: false }`
[INFO] [stdout] 58a187573afc30c36edf2aa204e67e437d3f6fc81cd4d6dadcc60ad1a968f410
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6372c5a1d087297c086fce4c84c636256d868f33d8add511c9d3fb53f5f89f94
[INFO] running `Command { std: "docker" "start" "-a" "6372c5a1d087297c086fce4c84c636256d868f33d8add511c9d3fb53f5f89f94", kill_on_drop: false }`
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]    Compiling riscv v0.10.1
[INFO] [stderr]     Checking critical-section v1.2.0
[INFO] [stderr]     Checking bit_field v0.10.3
[INFO] [stderr]    Compiling ch32v1 v0.1.6
[INFO] [stderr]     Checking embedded-hal v0.2.7
[INFO] [stderr]     Checking ch32v103-hal v0.0.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/delay.rs:2:21
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::clocks::{self, Clocks};
[INFO] [stdout]   |                     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/delay.rs:2:21
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::clocks::{self, Clocks};
[INFO] [stdout]   |                     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/gpio.rs:200:28
[INFO] [stdout]     |
[INFO] [stdout] 200 |     pub fn cfg_lock(&self, value: CfgLock) {
[INFO] [stdout]     |                            ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/gpio.rs:200:28
[INFO] [stdout]     |
[INFO] [stdout] 200 |     pub fn cfg_lock(&self, value: CfgLock) {
[INFO] [stdout]     |                            ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.27s
[INFO] running `Command { std: "docker" "inspect" "6372c5a1d087297c086fce4c84c636256d868f33d8add511c9d3fb53f5f89f94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6372c5a1d087297c086fce4c84c636256d868f33d8add511c9d3fb53f5f89f94", kill_on_drop: false }`
[INFO] [stdout] 6372c5a1d087297c086fce4c84c636256d868f33d8add511c9d3fb53f5f89f94