[INFO] fetching crate linux-embedded-hal 0.4.0-alpha.3...
[INFO] checking linux-embedded-hal-0.4.0-alpha.3 against master#020bbe46bdf613c0b8211984eaa8e5fe97d6c92d for pr-122960
[INFO] extracting crate linux-embedded-hal 0.4.0-alpha.3 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate linux-embedded-hal 0.4.0-alpha.3 on toolchain 020bbe46bdf613c0b8211984eaa8e5fe97d6c92d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+020bbe46bdf613c0b8211984eaa8e5fe97d6c92d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate linux-embedded-hal 0.4.0-alpha.3
[INFO] finished tweaking crates.io crate linux-embedded-hal 0.4.0-alpha.3
[INFO] tweaked toml for crates.io crate linux-embedded-hal 0.4.0-alpha.3 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate crates.io crate linux-embedded-hal 0.4.0-alpha.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+020bbe46bdf613c0b8211984eaa8e5fe97d6c92d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded spidev v0.5.1
[INFO] [stderr]   Downloaded sysfs_gpio v0.6.1
[INFO] [stderr]   Downloaded openpty v0.2.0
[INFO] [stderr]   Downloaded serial-core v0.4.0
[INFO] [stderr]   Downloaded i2cdev v0.5.1
[INFO] [stderr]   Downloaded gpio-cdev v0.5.1
[INFO] [stderr]   Downloaded embedded-hal v1.0.0-alpha.8
[INFO] [stderr]   Downloaded termios v0.2.2
[INFO] [stderr]   Downloaded serial-unix v0.4.0
[INFO] [stderr]   Downloaded ioctl-rs v0.1.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+020bbe46bdf613c0b8211984eaa8e5fe97d6c92d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 519c9cded66cdf10fc4b9799b56272b130d08b7ee062c48ea2a73f3ba03b23d9
[INFO] running `Command { std: "docker" "start" "-a" "519c9cded66cdf10fc4b9799b56272b130d08b7ee062c48ea2a73f3ba03b23d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "519c9cded66cdf10fc4b9799b56272b130d08b7ee062c48ea2a73f3ba03b23d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "519c9cded66cdf10fc4b9799b56272b130d08b7ee062c48ea2a73f3ba03b23d9", kill_on_drop: false }`
[INFO] [stdout] 519c9cded66cdf10fc4b9799b56272b130d08b7ee062c48ea2a73f3ba03b23d9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+020bbe46bdf613c0b8211984eaa8e5fe97d6c92d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a9cd54c4f0bde11f714df229ef5a679efe239361189c05e51fe3b8e48164dde9
[INFO] running `Command { std: "docker" "start" "-a" "a9cd54c4f0bde11f714df229ef5a679efe239361189c05e51fe3b8e48164dde9", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.116
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking nb v1.0.0
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking cast v0.3.0
[INFO] [stderr]     Checking embedded-hal v1.0.0-alpha.8
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]     Checking nix v0.23.1
[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 serial-unix v0.4.0
[INFO] [stderr]     Checking spidev v0.5.1
[INFO] [stderr]     Checking i2cdev v0.5.1
[INFO] [stderr]     Checking sysfs_gpio v0.6.1
[INFO] [stderr]     Checking gpio-cdev v0.5.1
[INFO] [stderr]     Checking openpty v0.2.0
[INFO] [stderr]     Checking linux-embedded-hal v0.4.0-alpha.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `nb` is imported redundantly
[INFO] [stdout]  --> src/serial.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use nb;
[INFO] [stdout]   |     ^^ the item `nb` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `serial_core` is imported redundantly
[INFO] [stdout]  --> src/serial.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use serial_core;
[INFO] [stdout]   |     ^^^^^^^^^^^ the item `serial_core` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `serial_core` is imported redundantly
[INFO] [stdout]  --> src/serial.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use serial_core;
[INFO] [stdout]   |     ^^^^^^^^^^^ the item `serial_core` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Path` is imported redundantly
[INFO] [stdout]   --> src/serial.rs:84:9
[INFO] [stdout]    |
[INFO] [stdout] 84 |     use std::path::Path;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 89 |     use super::*;
[INFO] [stdout]    |         -------- the item `Path` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.67s
[INFO] running `Command { std: "docker" "inspect" "a9cd54c4f0bde11f714df229ef5a679efe239361189c05e51fe3b8e48164dde9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9cd54c4f0bde11f714df229ef5a679efe239361189c05e51fe3b8e48164dde9", kill_on_drop: false }`
[INFO] [stdout] a9cd54c4f0bde11f714df229ef5a679efe239361189c05e51fe3b8e48164dde9
[INFO] checking linux-embedded-hal-0.4.0-alpha.3 against try#8e5ca945edcf8a11e3cd7ac6d9fda930a8832cde for pr-122960
[INFO] extracting crate linux-embedded-hal 0.4.0-alpha.3 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate linux-embedded-hal 0.4.0-alpha.3 on toolchain 8e5ca945edcf8a11e3cd7ac6d9fda930a8832cde
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8e5ca945edcf8a11e3cd7ac6d9fda930a8832cde" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate linux-embedded-hal 0.4.0-alpha.3
[INFO] finished tweaking crates.io crate linux-embedded-hal 0.4.0-alpha.3
[INFO] tweaked toml for crates.io crate linux-embedded-hal 0.4.0-alpha.3 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate crates.io crate linux-embedded-hal 0.4.0-alpha.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8e5ca945edcf8a11e3cd7ac6d9fda930a8832cde" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+8e5ca945edcf8a11e3cd7ac6d9fda930a8832cde" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a4532f1c8c36c65c9757c501dc5b74b8d1268882bb76620f281ce71c22e9b076
[INFO] running `Command { std: "docker" "start" "-a" "a4532f1c8c36c65c9757c501dc5b74b8d1268882bb76620f281ce71c22e9b076", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a4532f1c8c36c65c9757c501dc5b74b8d1268882bb76620f281ce71c22e9b076", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4532f1c8c36c65c9757c501dc5b74b8d1268882bb76620f281ce71c22e9b076", kill_on_drop: false }`
[INFO] [stdout] a4532f1c8c36c65c9757c501dc5b74b8d1268882bb76620f281ce71c22e9b076
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+8e5ca945edcf8a11e3cd7ac6d9fda930a8832cde" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9008d3a95c0b9a515c8179667a65a39f6acf710a5250a559f3b5bb9c289d3941
[INFO] running `Command { std: "docker" "start" "-a" "9008d3a95c0b9a515c8179667a65a39f6acf710a5250a559f3b5bb9c289d3941", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] skipping non-2021 edition `2018`
[INFO] running `Command { std: "docker" "inspect" "9008d3a95c0b9a515c8179667a65a39f6acf710a5250a559f3b5bb9c289d3941", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9008d3a95c0b9a515c8179667a65a39f6acf710a5250a559f3b5bb9c289d3941", kill_on_drop: false }`
[INFO] [stdout] 9008d3a95c0b9a515c8179667a65a39f6acf710a5250a559f3b5bb9c289d3941