[INFO] fetching crate embedded-spi 0.6.2...
[INFO] checking embedded-spi-0.6.2 against beta-2021-10-15 for beta-1.56-3
[INFO] extracting crate embedded-spi 0.6.2 into /workspace/builds/worker-44/source
[INFO] validating manifest of crates.io crate embedded-spi 0.6.2 on toolchain beta-2021-10-15
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate embedded-spi 0.6.2
[INFO] finished tweaking crates.io crate embedded-spi 0.6.2
[INFO] tweaked toml for crates.io crate embedded-spi 0.6.2 written to /workspace/builds/worker-44/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "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" "+beta-2021-10-15" "fetch" "--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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded spidev v0.5.0
[INFO] [stderr]   Downloaded linux-embedded-hal v0.3.1
[INFO] [stderr]   Downloaded gpio-cdev v0.5.0
[INFO] [stderr]   Downloaded libusb-sys v0.2.3
[INFO] [stderr]   Downloaded driver-cp2130 v0.3.1
[INFO] [stderr]   Downloaded simplelog v0.5.3
[INFO] [stderr]   Downloaded cast v0.3.0
[INFO] [stderr]   Downloaded i2cdev v0.5.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-10-15" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3ef88a95113fbe76a5bcfeb5bf04ae1a0f712b4398ae5760901967f491f27348
[INFO] running `Command { std: "docker" "start" "-a" "3ef88a95113fbe76a5bcfeb5bf04ae1a0f712b4398ae5760901967f491f27348", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3ef88a95113fbe76a5bcfeb5bf04ae1a0f712b4398ae5760901967f491f27348", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ef88a95113fbe76a5bcfeb5bf04ae1a0f712b4398ae5760901967f491f27348", kill_on_drop: false }`
[INFO] [stdout] 3ef88a95113fbe76a5bcfeb5bf04ae1a0f712b4398ae5760901967f491f27348
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-10-15" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2299240a59310152223877c7ef9f6215fcf7d5958987b412b3f6835754f926ec
[INFO] running `Command { std: "docker" "start" "-a" "2299240a59310152223877c7ef9f6215fcf7d5958987b412b3f6835754f926ec", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking nb v1.0.0
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking cast v0.3.0
[INFO] [stderr]    Compiling libusb-sys v0.2.3
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking dirs-sys v0.3.6
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]     Checking serial-core v0.4.0
[INFO] [stderr]     Checking termios v0.2.2
[INFO] [stderr]     Checking ioctl-rs v0.1.6
[INFO] [stderr]     Checking nix v0.22.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]     Checking term v0.5.2
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking bit-set v0.2.0
[INFO] [stderr]     Checking serial-unix v0.4.0
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking embedded-hal v0.2.6
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling structopt-derive v0.4.16
[INFO] [stderr]     Checking term v0.6.1
[INFO] [stderr]     Checking libusb v0.3.0
[INFO] [stderr]     Checking i2cdev v0.5.0
[INFO] [stderr]     Checking gpio-cdev v0.5.0
[INFO] [stderr]     Checking spidev v0.5.0
[INFO] [stderr]     Checking sysfs_gpio v0.6.0
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking linux-embedded-hal v0.3.1
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking simplelog v0.7.6
[INFO] [stderr]     Checking simplelog v0.5.3
[INFO] [stderr]     Checking serde v1.0.130
[INFO] [stderr]     Checking structopt v0.3.23
[INFO] [stderr]     Checking driver-cp2130 v0.3.1
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking embedded-spi v0.6.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `panic`
[INFO] [stdout]  --> src/mock.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::{panic, vec};
[INFO] [stdout]   |           ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `panic`
[INFO] [stdout]    --> src/mock.rs:512:15
[INFO] [stdout]     |
[INFO] [stdout] 512 |     use std::{panic, vec};
[INFO] [stdout]     |               ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `panic`
[INFO] [stdout]  --> src/mock.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::{panic, vec};
[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] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.21s
[INFO] running `Command { std: "docker" "inspect" "2299240a59310152223877c7ef9f6215fcf7d5958987b412b3f6835754f926ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2299240a59310152223877c7ef9f6215fcf7d5958987b412b3f6835754f926ec", kill_on_drop: false }`
[INFO] [stdout] 2299240a59310152223877c7ef9f6215fcf7d5958987b412b3f6835754f926ec