[INFO] fetching crate stusb4500 0.1.0-beta...
[INFO] checking stusb4500-0.1.0-beta against master#836c31742687ba4e2f857b5b698e1e9e6b67619c for pr-81789
[INFO] extracting crate stusb4500 0.1.0-beta into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate stusb4500 0.1.0-beta on toolchain 836c31742687ba4e2f857b5b698e1e9e6b67619c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate stusb4500 0.1.0-beta
[INFO] finished tweaking crates.io crate stusb4500 0.1.0-beta
[INFO] tweaked toml for crates.io crate stusb4500 0.1.0-beta written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3cb1bb973af95dfcb07170fd618ae6ff0b29750036992aee431664300344ccbf
[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" "3cb1bb973af95dfcb07170fd618ae6ff0b29750036992aee431664300344ccbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3cb1bb973af95dfcb07170fd618ae6ff0b29750036992aee431664300344ccbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3cb1bb973af95dfcb07170fd618ae6ff0b29750036992aee431664300344ccbf", kill_on_drop: false }`
[INFO] [stdout] 3cb1bb973af95dfcb07170fd618ae6ff0b29750036992aee431664300344ccbf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 097dad8ee212f0860a67be7cab08374261d60c313b0c430c72e5013d7896dd32
[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" "097dad8ee212f0860a67be7cab08374261d60c313b0c430c72e5013d7896dd32", kill_on_drop: false }`
[INFO] [stderr]     Checking bitfield v0.13.2
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]    Compiling nix v0.6.0
[INFO] [stderr]     Checking nix v0.14.1
[INFO] [stderr]    Compiling cast v0.2.5
[INFO] [stderr]     Checking embedded-hal v0.2.4
[INFO] [stderr]     Checking embedded-hal-mock v0.4.1
[INFO] [stderr]     Checking stusb4500 v0.1.0-beta (/opt/rustwide/workdir)
[INFO] [stderr]     Checking spidev v0.3.0
[INFO] [stderr]     Checking sysfs_gpio v0.5.4
[INFO] [stderr]     Checking i2cdev v0.4.4
[INFO] [stderr]     Checking linux-embedded-hal v0.2.2
[INFO] [stdout] warning: unused import: `Pdo`
[INFO] [stdout]    --> src/pdo.rs:161:22
[INFO] [stdout]     |
[INFO] [stdout] 161 |     use crate::pdo::{Pdo};
[INFO] [stdout]     |                      ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.20s
[INFO] running `Command { std: "docker" "inspect" "097dad8ee212f0860a67be7cab08374261d60c313b0c430c72e5013d7896dd32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "097dad8ee212f0860a67be7cab08374261d60c313b0c430c72e5013d7896dd32", kill_on_drop: false }`
[INFO] [stdout] 097dad8ee212f0860a67be7cab08374261d60c313b0c430c72e5013d7896dd32