[INFO] fetching crate ecu_diagnostics 0.3.0...
[INFO] testing ecu_diagnostics-0.3.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate ecu_diagnostics 0.3.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate ecu_diagnostics 0.3.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ecu_diagnostics 0.3.0
[INFO] finished tweaking crates.io crate ecu_diagnostics 0.3.0
[INFO] tweaked toml for crates.io crate ecu_diagnostics 0.3.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c97ac081a9f3a0955c2e99a79237b1c4ab1d50c47b6873ac0749f3a92e062b52
[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" "c97ac081a9f3a0955c2e99a79237b1c4ab1d50c47b6873ac0749f3a92e062b52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c97ac081a9f3a0955c2e99a79237b1c4ab1d50c47b6873ac0749f3a92e062b52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c97ac081a9f3a0955c2e99a79237b1c4ab1d50c47b6873ac0749f3a92e062b52", kill_on_drop: false }`
[INFO] [stdout] c97ac081a9f3a0955c2e99a79237b1c4ab1d50c47b6873ac0749f3a92e062b52
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+1.55.0" "build" "--frozen" "--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] e70801536a728dac89e900abe9057f16d4d6c22e35a50110b33e5d4d93aae272
[INFO] running `Command { std: "docker" "start" "-a" "e70801536a728dac89e900abe9057f16d4d6c22e35a50110b33e5d4d93aae272", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling nix v0.16.1
[INFO] [stderr]    Compiling hex v0.2.0
[INFO] [stderr]    Compiling try_from v0.2.2
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling nix v0.5.1
[INFO] [stderr]    Compiling j2534_rust v1.0.0
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling shellexpand v2.1.0
[INFO] [stderr]    Compiling socketcan v1.7.0
[INFO] [stderr]    Compiling socketcan-isotp v0.1.1
[INFO] [stderr]    Compiling ecu_diagnostics v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `BorrowMut`, `Borrow`, `LockResult`, `cell::RefCell`, `convert::TryInto`, `default`
[INFO] [stdout]   --> src/hardware/passthru/mod.rs:22:14
[INFO] [stdout]    |
[INFO] [stdout] 22 |     borrow::{Borrow, BorrowMut},
[INFO] [stdout]    |              ^^^^^^  ^^^^^^^^^
[INFO] [stdout] 23 |     cell::RefCell,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 24 |     convert::TryInto,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 25 |     default,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 26 |     ffi::c_void,
[INFO] [stdout] 27 |     sync::{Arc, LockResult, Mutex, PoisonError},
[INFO] [stdout]    |                 ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `RwLock`
[INFO] [stdout]  --> src/hardware/passthru/lib_funcs.rs:5:22
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::sync::{Arc, RwLock};
[INFO] [stdout]   |                      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `borrow::BorrowMut`
[INFO] [stdout]  --> src/hardware/socketcan.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::{borrow::BorrowMut, sync::{Arc, Mutex}, time::Instant};
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `FlowControlOptions`
[INFO] [stdout]  --> src/hardware/socketcan.rs:5:23
[INFO] [stdout]   |
[INFO] [stdout] 5 | use socketcan_isotp::{FlowControlOptions, IsoTpBehaviour, IsoTpOptions, LinkLayerOptions};
[INFO] [stdout]   |                       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `HardwareResult`
[INFO] [stdout]  --> src/hardware/socketcan.rs:9:74
[INFO] [stdout]   |
[INFO] [stdout] 9 | use super::{Hardware, HardwareCapabilities, HardwareError, HardwareInfo, HardwareResult, HardwareScanner};
[INFO] [stdout]   |                                                                          ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `intrinsics::transmute`
[INFO] [stdout]   --> src/kwp2000/mod.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     intrinsics::transmute,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `intrinsics::transmute`
[INFO] [stdout]  --> src/uds/mod.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     intrinsics::transmute,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/hardware/passthru/mod.rs:811:13
[INFO] [stdout]     |
[INFO] [stdout] 811 |     fn from(x: PoisonError<T>) -> Self {
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/hardware/passthru/mod.rs:820:13
[INFO] [stdout]     |
[INFO] [stdout] 820 |     fn from(x: PoisonError<T>) -> Self {
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `addr`
[INFO] [stdout]    --> src/hardware/socketcan.rs:277:31
[INFO] [stdout]     |
[INFO] [stdout] 277 |     fn write_bytes(&mut self, addr: u32, buffer: &[u8], timeout_ms: u32) -> ChannelResult<()> {
[INFO] [stdout]     |                               ^^^^ help: if this is intentional, prefix it with an underscore: `_addr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `timeout_ms`
[INFO] [stdout]    --> src/hardware/socketcan.rs:277:57
[INFO] [stdout]     |
[INFO] [stdout] 277 |     fn write_bytes(&mut self, addr: u32, buffer: &[u8], timeout_ms: u32) -> ChannelResult<()> {
[INFO] [stdout]     |                                                         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_timeout_ms`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/kwp2000/read_dtc_by_status.rs:87:9
[INFO] [stdout]    |
[INFO] [stdout] 87 |     let mut res: Vec<DTC> = Vec::new();
[INFO] [stdout]    |         ----^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/hardware/passthru/mod.rs:464:17
[INFO] [stdout]     |
[INFO] [stdout] 464 |                 self.close();
[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: unused `Result` that must be used
[INFO] [stdout]    --> src/hardware/passthru/mod.rs:636:17
[INFO] [stdout]     |
[INFO] [stdout] 636 |                 self.close();
[INFO] [stdout]     |                 ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.39s
[INFO] running `Command { std: "docker" "inspect" "e70801536a728dac89e900abe9057f16d4d6c22e35a50110b33e5d4d93aae272", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e70801536a728dac89e900abe9057f16d4d6c22e35a50110b33e5d4d93aae272", kill_on_drop: false }`
[INFO] [stdout] e70801536a728dac89e900abe9057f16d4d6c22e35a50110b33e5d4d93aae272
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+1.55.0" "test" "--frozen" "--no-run" "--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] 8dd66d503a6c072a083fe50b432d5310fdfab43362090f41913a4cac13867ec7
[INFO] running `Command { std: "docker" "start" "-a" "8dd66d503a6c072a083fe50b432d5310fdfab43362090f41913a4cac13867ec7", kill_on_drop: false }`
[INFO] [stderr]    Compiling ecu_diagnostics v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `BorrowMut`, `Borrow`, `LockResult`, `cell::RefCell`, `convert::TryInto`, `default`
[INFO] [stdout]   --> src/hardware/passthru/mod.rs:22:14
[INFO] [stdout]    |
[INFO] [stdout] 22 |     borrow::{Borrow, BorrowMut},
[INFO] [stdout]    |              ^^^^^^  ^^^^^^^^^
[INFO] [stdout] 23 |     cell::RefCell,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 24 |     convert::TryInto,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 25 |     default,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 26 |     ffi::c_void,
[INFO] [stdout] 27 |     sync::{Arc, LockResult, Mutex, PoisonError},
[INFO] [stdout]    |                 ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `RwLock`
[INFO] [stdout]  --> src/hardware/passthru/lib_funcs.rs:5:22
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::sync::{Arc, RwLock};
[INFO] [stdout]   |                      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `borrow::BorrowMut`
[INFO] [stdout]  --> src/hardware/socketcan.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::{borrow::BorrowMut, sync::{Arc, Mutex}, time::Instant};
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `FlowControlOptions`
[INFO] [stdout]  --> src/hardware/socketcan.rs:5:23
[INFO] [stdout]   |
[INFO] [stdout] 5 | use socketcan_isotp::{FlowControlOptions, IsoTpBehaviour, IsoTpOptions, LinkLayerOptions};
[INFO] [stdout]   |                       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `HardwareResult`
[INFO] [stdout]  --> src/hardware/socketcan.rs:9:74
[INFO] [stdout]   |
[INFO] [stdout] 9 | use super::{Hardware, HardwareCapabilities, HardwareError, HardwareInfo, HardwareResult, HardwareScanner};
[INFO] [stdout]   |                                                                          ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `intrinsics::transmute`
[INFO] [stdout]   --> src/kwp2000/mod.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     intrinsics::transmute,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `intrinsics::transmute`
[INFO] [stdout]  --> src/uds/mod.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     intrinsics::transmute,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/hardware/passthru/mod.rs:811:13
[INFO] [stdout]     |
[INFO] [stdout] 811 |     fn from(x: PoisonError<T>) -> Self {
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/hardware/passthru/mod.rs:820:13
[INFO] [stdout]     |
[INFO] [stdout] 820 |     fn from(x: PoisonError<T>) -> Self {
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `addr`
[INFO] [stdout]    --> src/hardware/socketcan.rs:277:31
[INFO] [stdout]     |
[INFO] [stdout] 277 |     fn write_bytes(&mut self, addr: u32, buffer: &[u8], timeout_ms: u32) -> ChannelResult<()> {
[INFO] [stdout]     |                               ^^^^ help: if this is intentional, prefix it with an underscore: `_addr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `timeout_ms`
[INFO] [stdout]    --> src/hardware/socketcan.rs:277:57
[INFO] [stdout]     |
[INFO] [stdout] 277 |     fn write_bytes(&mut self, addr: u32, buffer: &[u8], timeout_ms: u32) -> ChannelResult<()> {
[INFO] [stdout]     |                                                         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_timeout_ms`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/kwp2000/read_dtc_by_status.rs:87:9
[INFO] [stdout]    |
[INFO] [stdout] 87 |     let mut res: Vec<DTC> = Vec::new();
[INFO] [stdout]    |         ----^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/hardware/passthru/mod.rs:464:17
[INFO] [stdout]     |
[INFO] [stdout] 464 |                 self.close();
[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: unused `Result` that must be used
[INFO] [stdout]    --> src/hardware/passthru/mod.rs:636:17
[INFO] [stdout]     |
[INFO] [stdout] 636 |                 self.close();
[INFO] [stdout]     |                 ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BorrowMut`, `Borrow`, `LockResult`, `cell::RefCell`, `convert::TryInto`, `default`
[INFO] [stdout]   --> src/hardware/passthru/mod.rs:22:14
[INFO] [stdout]    |
[INFO] [stdout] 22 |     borrow::{Borrow, BorrowMut},
[INFO] [stdout]    |              ^^^^^^  ^^^^^^^^^
[INFO] [stdout] 23 |     cell::RefCell,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 24 |     convert::TryInto,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 25 |     default,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 26 |     ffi::c_void,
[INFO] [stdout] 27 |     sync::{Arc, LockResult, Mutex, PoisonError},
[INFO] [stdout]    |                 ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `RwLock`
[INFO] [stdout]  --> src/hardware/passthru/lib_funcs.rs:5:22
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::sync::{Arc, RwLock};
[INFO] [stdout]   |                      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `borrow::BorrowMut`
[INFO] [stdout]  --> src/hardware/socketcan.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::{borrow::BorrowMut, sync::{Arc, Mutex}, time::Instant};
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `FlowControlOptions`
[INFO] [stdout]  --> src/hardware/socketcan.rs:5:23
[INFO] [stdout]   |
[INFO] [stdout] 5 | use socketcan_isotp::{FlowControlOptions, IsoTpBehaviour, IsoTpOptions, LinkLayerOptions};
[INFO] [stdout]   |                       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `HardwareResult`
[INFO] [stdout]  --> src/hardware/socketcan.rs:9:74
[INFO] [stdout]   |
[INFO] [stdout] 9 | use super::{Hardware, HardwareCapabilities, HardwareError, HardwareInfo, HardwareResult, HardwareScanner};
[INFO] [stdout]   |                                                                          ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `intrinsics::transmute`
[INFO] [stdout]   --> src/kwp2000/mod.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     intrinsics::transmute,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `intrinsics::transmute`
[INFO] [stdout]  --> src/uds/mod.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     intrinsics::transmute,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/hardware/passthru/mod.rs:811:13
[INFO] [stdout]     |
[INFO] [stdout] 811 |     fn from(x: PoisonError<T>) -> Self {
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/hardware/passthru/mod.rs:820:13
[INFO] [stdout]     |
[INFO] [stdout] 820 |     fn from(x: PoisonError<T>) -> Self {
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `addr`
[INFO] [stdout]    --> src/hardware/socketcan.rs:277:31
[INFO] [stdout]     |
[INFO] [stdout] 277 |     fn write_bytes(&mut self, addr: u32, buffer: &[u8], timeout_ms: u32) -> ChannelResult<()> {
[INFO] [stdout]     |                               ^^^^ help: if this is intentional, prefix it with an underscore: `_addr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `timeout_ms`
[INFO] [stdout]    --> src/hardware/socketcan.rs:277:57
[INFO] [stdout]     |
[INFO] [stdout] 277 |     fn write_bytes(&mut self, addr: u32, buffer: &[u8], timeout_ms: u32) -> ChannelResult<()> {
[INFO] [stdout]     |                                                         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_timeout_ms`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/kwp2000/read_dtc_by_status.rs:87:9
[INFO] [stdout]    |
[INFO] [stdout] 87 |     let mut res: Vec<DTC> = Vec::new();
[INFO] [stdout]    |         ----^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/hardware/passthru/mod.rs:464:17
[INFO] [stdout]     |
[INFO] [stdout] 464 |                 self.close();
[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: unused `Result` that must be used
[INFO] [stdout]    --> src/hardware/passthru/mod.rs:636:17
[INFO] [stdout]     |
[INFO] [stdout] 636 |                 self.close();
[INFO] [stdout]     |                 ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.76s
[INFO] running `Command { std: "docker" "inspect" "8dd66d503a6c072a083fe50b432d5310fdfab43362090f41913a4cac13867ec7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8dd66d503a6c072a083fe50b432d5310fdfab43362090f41913a4cac13867ec7", kill_on_drop: false }`
[INFO] [stdout] 8dd66d503a6c072a083fe50b432d5310fdfab43362090f41913a4cac13867ec7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f842eaec07bfd5ba85b743b047b6dcb6f8c48a27bf53101625ac9fca2d83d57a
[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" "f842eaec07bfd5ba85b743b047b6dcb6f8c48a27bf53101625ac9fca2d83d57a", kill_on_drop: false }`
[INFO] [stderr] warning: unused imports: `BorrowMut`, `Borrow`, `LockResult`, `cell::RefCell`, `convert::TryInto`, `default`
[INFO] [stderr]   --> src/hardware/passthru/mod.rs:22:14
[INFO] [stderr]    |
[INFO] [stderr] 22 |     borrow::{Borrow, BorrowMut},
[INFO] [stderr]    |              ^^^^^^  ^^^^^^^^^
[INFO] [stderr] 23 |     cell::RefCell,
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 24 |     convert::TryInto,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 25 |     default,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 26 |     ffi::c_void,
[INFO] [stderr] 27 |     sync::{Arc, LockResult, Mutex, PoisonError},
[INFO] [stderr]    |                 ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `RwLock`
[INFO] [stderr]  --> src/hardware/passthru/lib_funcs.rs:5:22
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::sync::{Arc, RwLock};
[INFO] [stderr]   |                      ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `borrow::BorrowMut`
[INFO] [stderr]  --> src/hardware/socketcan.rs:3:11
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::{borrow::BorrowMut, sync::{Arc, Mutex}, time::Instant};
[INFO] [stderr]   |           ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `FlowControlOptions`
[INFO] [stderr]  --> src/hardware/socketcan.rs:5:23
[INFO] [stderr]   |
[INFO] [stderr] 5 | use socketcan_isotp::{FlowControlOptions, IsoTpBehaviour, IsoTpOptions, LinkLayerOptions};
[INFO] [stderr]   |                       ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `HardwareResult`
[INFO] [stderr]  --> src/hardware/socketcan.rs:9:74
[INFO] [stderr]   |
[INFO] [stderr] 9 | use super::{Hardware, HardwareCapabilities, HardwareError, HardwareInfo, HardwareResult, HardwareScanner};
[INFO] [stderr]   |                                                                          ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `intrinsics::transmute`
[INFO] [stderr]   --> src/kwp2000/mod.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 |     intrinsics::transmute,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `intrinsics::transmute`
[INFO] [stderr]  --> src/uds/mod.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     intrinsics::transmute,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `x`
[INFO] [stderr]    --> src/hardware/passthru/mod.rs:811:13
[INFO] [stderr]     |
[INFO] [stderr] 811 |     fn from(x: PoisonError<T>) -> Self {
[INFO] [stderr]     |             ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `x`
[INFO] [stderr]    --> src/hardware/passthru/mod.rs:820:13
[INFO] [stderr]     |
[INFO] [stderr] 820 |     fn from(x: PoisonError<T>) -> Self {
[INFO] [stderr]     |             ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `addr`
[INFO] [stderr]    --> src/hardware/socketcan.rs:277:31
[INFO] [stderr]     |
[INFO] [stderr] 277 |     fn write_bytes(&mut self, addr: u32, buffer: &[u8], timeout_ms: u32) -> ChannelResult<()> {
[INFO] [stderr]     |                               ^^^^ help: if this is intentional, prefix it with an underscore: `_addr`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `timeout_ms`
[INFO] [stderr]    --> src/hardware/socketcan.rs:277:57
[INFO] [stderr]     |
[INFO] [stderr] 277 |     fn write_bytes(&mut self, addr: u32, buffer: &[u8], timeout_ms: u32) -> ChannelResult<()> {
[INFO] [stderr]     |                                                         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_timeout_ms`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/kwp2000/read_dtc_by_status.rs:87:9
[INFO] [stderr]    |
[INFO] [stderr] 87 |     let mut res: Vec<DTC> = Vec::new();
[INFO] [stderr]    |         ----^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/hardware/passthru/mod.rs:464:17
[INFO] [stderr]     |
[INFO] [stderr] 464 |                 self.close();
[INFO] [stderr]     |                 ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/hardware/passthru/mod.rs:636:17
[INFO] [stderr]     |
[INFO] [stderr] 636 |                 self.close();
[INFO] [stderr]     |                 ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: `ecu_diagnostics` (lib) generated 14 warnings
[INFO] [stderr] warning: `ecu_diagnostics` (lib test) generated 14 warnings (14 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ecu_diagnostics-de90e88f8d8d7b79)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ecu_diagnostics
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/uds/mod.rs - uds::get_description_of_ecu_error (line 648) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.21s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f842eaec07bfd5ba85b743b047b6dcb6f8c48a27bf53101625ac9fca2d83d57a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f842eaec07bfd5ba85b743b047b6dcb6f8c48a27bf53101625ac9fca2d83d57a", kill_on_drop: false }`
[INFO] [stdout] f842eaec07bfd5ba85b743b047b6dcb6f8c48a27bf53101625ac9fca2d83d57a