[INFO] fetching crate system76_ecflash 0.1.2...
[INFO] checking system76_ecflash-0.1.2 against master#36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923 for pr-81863
[INFO] extracting crate system76_ecflash 0.1.2 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate system76_ecflash 0.1.2 on toolchain 36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate system76_ecflash 0.1.2
[INFO] finished tweaking crates.io crate system76_ecflash 0.1.2
[INFO] tweaked toml for crates.io crate system76_ecflash 0.1.2 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate system76_ecflash 0.1.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "fetch" "--locked" "--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-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:ce6408862c0f4858e6cd2b85b2cf085ff7d0d6323904d0a94b71664a228554ab" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "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] 3009dace9ac6fb3705d4622a79614b728a70c93cee178088f593dced1ed48354
[INFO] running `Command { std: "docker" "start" "-a" "3009dace9ac6fb3705d4622a79614b728a70c93cee178088f593dced1ed48354", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3009dace9ac6fb3705d4622a79614b728a70c93cee178088f593dced1ed48354", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3009dace9ac6fb3705d4622a79614b728a70c93cee178088f593dced1ed48354", kill_on_drop: false }`
[INFO] [stdout] 3009dace9ac6fb3705d4622a79614b728a70c93cee178088f593dced1ed48354
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:ce6408862c0f4858e6cd2b85b2cf085ff7d0d6323904d0a94b71664a228554ab" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bbdd5baefed0a2fe5e12b6690e82612a722229af4e060abd25e5c6495d74f4a6
[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" "bbdd5baefed0a2fe5e12b6690e82612a722229af4e060abd25e5c6495d74f4a6", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]     Checking system76_ecflash v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking redox_hwio v0.1.3
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:36:35
[INFO] [stdout]    |
[INFO] [stdout] 36 |     let mut ecs: Vec<(String, Box<Ec>)> = Vec::new();
[INFO] [stdout]    |                                   ^^ help: use `dyn`: `dyn Ec`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking libudev v0.2.0
[INFO] [stderr]     Checking serialport v3.3.0
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:36:35
[INFO] [stdout]    |
[INFO] [stdout] 36 |     let mut ecs: Vec<(String, Box<Ec>)> = Vec::new();
[INFO] [stdout]    |                                   ^^ help: use `dyn`: `dyn Ec`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> examples/read.rs:30:13
[INFO] [stdout]    |
[INFO] [stdout] 30 |             flasher.stop();
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `erase_chip`
[INFO] [stdout]    --> examples/isp.rs:225:12
[INFO] [stdout]     |
[INFO] [stdout] 225 |     pub fn erase_chip(&mut self) -> Result<()> {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `address`
[INFO] [stdout]    --> examples/isp.rs:449:5
[INFO] [stdout]     |
[INFO] [stdout] 449 |     address: Pio<u8>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `data`
[INFO] [stdout]    --> examples/isp.rs:450:5
[INFO] [stdout]     |
[INFO] [stdout] 450 |     data: Pio<u8>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `super_io_read`
[INFO] [stdout]    --> examples/isp.rs:468:8
[INFO] [stdout]     |
[INFO] [stdout] 468 |     fn super_io_read(&mut self, reg: u8) -> u8 {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `super_io_write`
[INFO] [stdout]    --> examples/isp.rs:473:8
[INFO] [stdout]     |
[INFO] [stdout] 473 |     fn super_io_write(&mut self, reg: u8, value: u8) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `d2_read`
[INFO] [stdout]    --> examples/isp.rs:478:8
[INFO] [stdout]     |
[INFO] [stdout] 478 |     fn d2_read(&mut self, reg: u8) -> u8 {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `d2_write`
[INFO] [stdout]    --> examples/isp.rs:483:8
[INFO] [stdout]     |
[INFO] [stdout] 483 |     fn d2_write(&mut self, reg: u8, value: u8) {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `i2ec_read`
[INFO] [stdout]    --> examples/isp.rs:488:8
[INFO] [stdout]     |
[INFO] [stdout] 488 |     fn i2ec_read(&mut self, addr: u16) -> u8 {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `i2ec_write`
[INFO] [stdout]    --> examples/isp.rs:494:8
[INFO] [stdout]     |
[INFO] [stdout] 494 |     fn i2ec_write(&mut self, addr: u16, value: u8) {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.08s
[INFO] running `Command { std: "docker" "inspect" "bbdd5baefed0a2fe5e12b6690e82612a722229af4e060abd25e5c6495d74f4a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bbdd5baefed0a2fe5e12b6690e82612a722229af4e060abd25e5c6495d74f4a6", kill_on_drop: false }`
[INFO] [stdout] bbdd5baefed0a2fe5e12b6690e82612a722229af4e060abd25e5c6495d74f4a6