[INFO] fetching crate pcf857x 0.3.0...
[INFO] checking pcf857x-0.3.0 against master#836c31742687ba4e2f857b5b698e1e9e6b67619c for pr-81789
[INFO] extracting crate pcf857x 0.3.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate pcf857x 0.3.0 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 pcf857x 0.3.0
[INFO] finished tweaking crates.io crate pcf857x 0.3.0
[INFO] tweaked toml for crates.io crate pcf857x 0.3.0 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] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 35718102988e5120c1aac79347e88ab0a08fd4aa93e79b95c567fe0161e8e7df
[INFO] running `Command { std: "docker" "start" "-a" "35718102988e5120c1aac79347e88ab0a08fd4aa93e79b95c567fe0161e8e7df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "35718102988e5120c1aac79347e88ab0a08fd4aa93e79b95c567fe0161e8e7df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35718102988e5120c1aac79347e88ab0a08fd4aa93e79b95c567fe0161e8e7df", kill_on_drop: false }`
[INFO] [stdout] 35718102988e5120c1aac79347e88ab0a08fd4aa93e79b95c567fe0161e8e7df
[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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 266098caf9ee0b489a74bec7564a62914f2b08632cce17a95e78505eccf70672
[INFO] running `Command { std: "docker" "start" "-a" "266098caf9ee0b489a74bec7564a62914f2b08632cce17a95e78505eccf70672", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking nb v1.0.0
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]     Checking bitflags v0.4.0
[INFO] [stderr]     Checking bitflags v1.2.1
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]     Checking embedded-hal v0.2.4
[INFO] [stderr]    Compiling rustc_version v0.1.7
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking embedded-hal-mock v0.4.1
[INFO] [stderr]     Checking pcf857x v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling nix v0.6.0
[INFO] [stderr]    Compiling cast v0.2.5
[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] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.68s
[INFO] running `Command { std: "docker" "inspect" "266098caf9ee0b489a74bec7564a62914f2b08632cce17a95e78505eccf70672", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "266098caf9ee0b489a74bec7564a62914f2b08632cce17a95e78505eccf70672", kill_on_drop: false }`
[INFO] [stdout] 266098caf9ee0b489a74bec7564a62914f2b08632cce17a95e78505eccf70672