[INFO] crate shawl 0.4.0 is already in cache
[INFO] checking shawl-0.4.0 against master#fdc0011561c6365c596dfd8fa1ef388162bc89c7 for pr-66504-1
[INFO] extracting crate shawl 0.4.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate shawl 0.4.0 on toolchain fdc0011561c6365c596dfd8fa1ef388162bc89c7
[INFO] running `"/workspace/cargo-home/bin/cargo" "+fdc0011561c6365c596dfd8fa1ef388162bc89c7" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate shawl 0.4.0
[INFO] finished tweaking crates.io crate shawl 0.4.0
[INFO] tweaked toml for crates.io crate shawl 0.4.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate shawl 0.4.0 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+fdc0011561c6365c596dfd8fa1ef388162bc89c7" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+fdc0011561c6365c596dfd8fa1ef388162bc89c7" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9ba0d037805b6c3d9f363d4a7a945fce8aebad14d237b83afa1b7a3195a36cf7
[INFO] running `"docker" "start" "-a" "9ba0d037805b6c3d9f363d4a7a945fce8aebad14d237b83afa1b7a3195a36cf7"`
[INFO] [stderr]    Compiling winapi v0.3.8
[INFO] [stderr]     Checking windows-service v0.2.0
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]     Checking term v0.6.1
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]     Checking simplelog v0.7.3
[INFO] [stderr]    Compiling proc-macro-error v0.2.6
[INFO] [stderr]    Compiling structopt-derive v0.3.2
[INFO] [stderr]    Compiling speculate v0.1.2
[INFO] [stderr]     Checking structopt v0.3.2
[INFO] [stderr]     Checking shawl v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `debug`
[INFO] [stderr]  --> src/main.rs:1:11
[INFO] [stderr]   |
[INFO] [stderr] 1 | use log::{debug, error};
[INFO] [stderr]   |           ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `structopt::StructOpt`
[INFO] [stderr]  --> src/main.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use structopt::StructOpt;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `prepare_logging`
[INFO] [stderr]   --> src/main.rs:91:4
[INFO] [stderr]    |
[INFO] [stderr] 91 | fn prepare_logging(console: bool) -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `add_service`
[INFO] [stderr]    --> src/main.rs:125:4
[INFO] [stderr]     |
[INFO] [stderr] 125 | fn add_service(name: String, cwd: Option<String>, opts: CommonOpts) -> Result<(), ()> {
[INFO] [stderr]     |    ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `should_restart_exited_command`
[INFO] [stderr]    --> src/main.rs:159:4
[INFO] [stderr]     |
[INFO] [stderr] 159 | fn should_restart_exited_command(
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `should_restart_terminated_command`
[INFO] [stderr]    --> src/main.rs:175:4
[INFO] [stderr]     |
[INFO] [stderr] 175 | fn should_restart_terminated_command(restart: bool, _no_restart: bool) -> bool {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `construct_shawl_run_args`
[INFO] [stderr]    --> src/main.rs:179:4
[INFO] [stderr]     |
[INFO] [stderr] 179 | fn construct_shawl_run_args(name: &String, cwd: &Option<String>, opts: &CommonOpts) -> Vec<String> {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `prepare_command`
[INFO] [stderr]    --> src/main.rs:232:4
[INFO] [stderr]     |
[INFO] [stderr] 232 | fn prepare_command(command: &Vec<String>) -> Vec<String> {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `quote`
[INFO] [stderr]    --> src/main.rs:236:4
[INFO] [stderr]     |
[INFO] [stderr] 236 | fn quote(text: &String) -> String {
[INFO] [stderr]     |    ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `ProcessStatus`
[INFO] [stderr]    --> src/main.rs:282:6
[INFO] [stderr]     |
[INFO] [stderr] 282 | enum ProcessStatus {
[INFO] [stderr]     |      ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `check_process`
[INFO] [stderr]    --> src/main.rs:288:4
[INFO] [stderr]     |
[INFO] [stderr] 288 | fn check_process(
[INFO] [stderr]     |    ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `debug`
[INFO] [stderr]  --> src/main.rs:1:11
[INFO] [stderr]   |
[INFO] [stderr] 1 | use log::{debug, error};
[INFO] [stderr]   |           ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `prepare_logging`
[INFO] [stderr]   --> src/main.rs:91:4
[INFO] [stderr]    |
[INFO] [stderr] 91 | fn prepare_logging(console: bool) -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `add_service`
[INFO] [stderr]    --> src/main.rs:125:4
[INFO] [stderr]     |
[INFO] [stderr] 125 | fn add_service(name: String, cwd: Option<String>, opts: CommonOpts) -> Result<(), ()> {
[INFO] [stderr]     |    ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `ProcessStatus`
[INFO] [stderr]    --> src/main.rs:282:6
[INFO] [stderr]     |
[INFO] [stderr] 282 | enum ProcessStatus {
[INFO] [stderr]     |      ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `check_process`
[INFO] [stderr]    --> src/main.rs:288:4
[INFO] [stderr]     |
[INFO] [stderr] 288 | fn check_process(
[INFO] [stderr]     |    ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 37.77s
[INFO] running `"docker" "inspect" "9ba0d037805b6c3d9f363d4a7a945fce8aebad14d237b83afa1b7a3195a36cf7"`
[INFO] running `"docker" "rm" "-f" "9ba0d037805b6c3d9f363d4a7a945fce8aebad14d237b83afa1b7a3195a36cf7"`
[INFO] [stdout] 9ba0d037805b6c3d9f363d4a7a945fce8aebad14d237b83afa1b7a3195a36cf7