[INFO] fetching crate mouse-keyboard-input 0.9.1...
[INFO] building mouse-keyboard-input-0.9.1 against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] extracting crate mouse-keyboard-input 0.9.1 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate mouse-keyboard-input 0.9.1 on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-4-tc1/source/.cargo/config.toml
[INFO] started tweaking crates.io crate mouse-keyboard-input 0.9.1
[INFO] finished tweaking crates.io crate mouse-keyboard-input 0.9.1
[INFO] tweaked toml for crates.io crate mouse-keyboard-input 0.9.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate mouse-keyboard-input 0.9.1 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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ioctl-sys v0.8.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] da0fb2fef7e711205d6efd82ece9cc19ade55799a043f292969affc55080fc70
[INFO] running `Command { std: "docker" "start" "-a" "da0fb2fef7e711205d6efd82ece9cc19ade55799a043f292969affc55080fc70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "da0fb2fef7e711205d6efd82ece9cc19ade55799a043f292969affc55080fc70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da0fb2fef7e711205d6efd82ece9cc19ade55799a043f292969affc55080fc70", kill_on_drop: false }`
[INFO] [stdout] da0fb2fef7e711205d6efd82ece9cc19ade55799a043f292969affc55080fc70
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3878cea6bc57841bd01b8611a151f1c5e173efe2a693c0b1d97deb918abf01aa
[INFO] running `Command { std: "docker" "start" "-a" "3878cea6bc57841bd01b8611a151f1c5e173efe2a693c0b1d97deb918abf01aa", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling cfg_aliases v0.1.1
[INFO] [stderr]    Compiling ioctl-sys v0.8.0
[INFO] [stderr]    Compiling crossbeam-channel v0.5.12
[INFO] [stderr]    Compiling nix v0.28.0
[INFO] [stderr]    Compiling mouse-keyboard-input v0.9.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `ptr`
[INFO] [stdout]  --> src/virtual_device.rs:2:20
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::{fs, mem, ptr, slice, thread};
[INFO] [stdout]   |                    ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `SystemTime`
[INFO] [stdout]  --> src/virtual_device.rs:8:36
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::time::{Duration, Instant, SystemTime};
[INFO] [stdout]   |                                    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `libc::gettimeofday`
[INFO] [stdout]   --> src/virtual_device.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use libc::gettimeofday;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/virtual_device.rs:42:9
[INFO] [stdout]    |
[INFO] [stdout] 42 |     let mut input_event = input_event {
[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: variable does not need to be mutable
[INFO] [stdout]    --> src/virtual_device.rs:110:13
[INFO] [stdout]     |
[INFO] [stdout] 110 |         let mut device_name: String;
[INFO] [stdout]     |             ----^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/virtual_device.rs:310:17
[INFO] [stdout]     |
[INFO] [stdout] 310 |             let mut input_event = input_event {
[INFO] [stdout]     |                 ----^^^^^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/virtual_device.rs:336:17
[INFO] [stdout]     |
[INFO] [stdout] 336 |             let mut input_event = input_event {
[INFO] [stdout]     |                 ----^^^^^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/virtual_device.rs:361:13
[INFO] [stdout]     |
[INFO] [stdout] 361 |         let mut input_event = input_event {
[INFO] [stdout]     |             ----^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `convert_event_for_writing` is never used
[INFO] [stdout]   --> src/virtual_device.rs:41:4
[INFO] [stdout]    |
[INFO] [stdout] 41 | fn convert_event_for_writing(kind: u16, code: u16, value: i32) -> Vec<u8> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.35s
[INFO] running `Command { std: "docker" "inspect" "3878cea6bc57841bd01b8611a151f1c5e173efe2a693c0b1d97deb918abf01aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3878cea6bc57841bd01b8611a151f1c5e173efe2a693c0b1d97deb918abf01aa", kill_on_drop: false }`
[INFO] [stdout] 3878cea6bc57841bd01b8611a151f1c5e173efe2a693c0b1d97deb918abf01aa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f6b7475a2a544ea4147b20aef850d0fa3c2d8f8f1c700afe7395432fcb8ec847
[INFO] running `Command { std: "docker" "start" "-a" "f6b7475a2a544ea4147b20aef850d0fa3c2d8f8f1c700afe7395432fcb8ec847", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `ptr`
[INFO] [stdout]  --> src/virtual_device.rs:2:20
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::{fs, mem, ptr, slice, thread};
[INFO] [stdout]   |                    ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `SystemTime`
[INFO] [stdout]  --> src/virtual_device.rs:8:36
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::time::{Duration, Instant, SystemTime};
[INFO] [stdout]   |                                    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `libc::gettimeofday`
[INFO] [stdout]   --> src/virtual_device.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use libc::gettimeofday;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/virtual_device.rs:42:9
[INFO] [stdout]    |
[INFO] [stdout] 42 |     let mut input_event = input_event {
[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: variable does not need to be mutable
[INFO] [stdout]    --> src/virtual_device.rs:110:13
[INFO] [stdout]     |
[INFO] [stdout] 110 |         let mut device_name: String;
[INFO] [stdout]     |             ----^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/virtual_device.rs:310:17
[INFO] [stdout]     |
[INFO] [stdout] 310 |             let mut input_event = input_event {
[INFO] [stdout]     |                 ----^^^^^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/virtual_device.rs:336:17
[INFO] [stdout]     |
[INFO] [stdout] 336 |             let mut input_event = input_event {
[INFO] [stdout]     |                 ----^^^^^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/virtual_device.rs:361:13
[INFO] [stdout]     |
[INFO] [stdout] 361 |         let mut input_event = input_event {
[INFO] [stdout]     |             ----^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `convert_event_for_writing` is never used
[INFO] [stdout]   --> src/virtual_device.rs:41:4
[INFO] [stdout]    |
[INFO] [stdout] 41 | fn convert_event_for_writing(kind: u16, code: u16, value: i32) -> Vec<u8> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling mouse-keyboard-input v0.9.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `ptr`
[INFO] [stdout]  --> src/virtual_device.rs:2:20
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::{fs, mem, ptr, slice, thread};
[INFO] [stdout]   |                    ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `SystemTime`
[INFO] [stdout]  --> src/virtual_device.rs:8:36
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::time::{Duration, Instant, SystemTime};
[INFO] [stdout]   |                                    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `libc::gettimeofday`
[INFO] [stdout]   --> src/virtual_device.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use libc::gettimeofday;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/virtual_device.rs:42:9
[INFO] [stdout]    |
[INFO] [stdout] 42 |     let mut input_event = input_event {
[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: variable does not need to be mutable
[INFO] [stdout]    --> src/virtual_device.rs:110:13
[INFO] [stdout]     |
[INFO] [stdout] 110 |         let mut device_name: String;
[INFO] [stdout]     |             ----^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/virtual_device.rs:310:17
[INFO] [stdout]     |
[INFO] [stdout] 310 |             let mut input_event = input_event {
[INFO] [stdout]     |                 ----^^^^^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/virtual_device.rs:336:17
[INFO] [stdout]     |
[INFO] [stdout] 336 |             let mut input_event = input_event {
[INFO] [stdout]     |                 ----^^^^^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/virtual_device.rs:361:13
[INFO] [stdout]     |
[INFO] [stdout] 361 |         let mut input_event = input_event {
[INFO] [stdout]     |             ----^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `convert_event_for_writing` is never used
[INFO] [stdout]   --> src/virtual_device.rs:41:4
[INFO] [stdout]    |
[INFO] [stdout] 41 | fn convert_event_for_writing(kind: u16, code: u16, value: i32) -> Vec<u8> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.19s
[INFO] running `Command { std: "docker" "inspect" "f6b7475a2a544ea4147b20aef850d0fa3c2d8f8f1c700afe7395432fcb8ec847", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6b7475a2a544ea4147b20aef850d0fa3c2d8f8f1c700afe7395432fcb8ec847", kill_on_drop: false }`
[INFO] [stdout] f6b7475a2a544ea4147b20aef850d0fa3c2d8f8f1c700afe7395432fcb8ec847