Dec 04 18:28:26.096 INFO checking fredlahde/kermit against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 18:28:26.097 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-1/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 04 18:28:26.266 INFO [stdout] 303122c4ff8b0f48e19699031db6d5bb5eb7c72bae0af2e881e41b5f3e9cda32
Dec 04 18:28:26.269 INFO running `"docker" "start" "-a" "303122c4ff8b0f48e19699031db6d5bb5eb7c72bae0af2e881e41b5f3e9cda32"`
Dec 04 18:28:26.747 INFO [stderr] usermod: no changes
Dec 04 18:28:26.863 INFO [stderr]    Compiling backtrace-sys v0.1.24
Dec 04 18:28:26.863 INFO [stderr]     Checking serde_json v1.0.27
Dec 04 18:28:28.240 INFO [stderr]     Checking backtrace v0.3.9
Dec 04 18:28:28.998 INFO [stderr]     Checking failure v0.1.2
Dec 04 18:28:29.930 INFO [stderr]     Checking kermit v0.1.0 (/source)
Dec 04 18:28:30.975 INFO [stderr] warning: unused variable: `args`
Dec 04 18:28:30.975 INFO [stderr]   --> src/main.rs:16:9
Dec 04 18:28:30.975 INFO [stderr]    |
Dec 04 18:28:30.975 INFO [stderr] 16 |     let args: Vec<String> = env::args().collect();
Dec 04 18:28:30.975 INFO [stderr]    |         ^^^^ help: consider using `_args` instead
Dec 04 18:28:30.975 INFO [stderr]    |
Dec 04 18:28:30.975 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 04 18:28:30.975 INFO [stderr] 
Dec 04 18:28:31.036 INFO [stderr] warning: struct is never constructed: `ComposeRunner`
Dec 04 18:28:31.036 INFO [stderr]  --> src/compose_runner.rs:1:1
Dec 04 18:28:31.036 INFO [stderr]   |
Dec 04 18:28:31.036 INFO [stderr] 1 | pub struct ComposeRunner {}
Dec 04 18:28:31.036 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 18:28:31.036 INFO [stderr]   |
Dec 04 18:28:31.036 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 04 18:28:31.036 INFO [stderr] 
Dec 04 18:28:31.036 INFO [stderr] warning: method is never used: `new`
Dec 04 18:28:31.036 INFO [stderr]   --> src/compose_scanner.rs:14:5
Dec 04 18:28:31.036 INFO [stderr]    |
Dec 04 18:28:31.036 INFO [stderr] 14 |     fn new(path: &str) -> ScanResult {
Dec 04 18:28:31.036 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 18:28:31.036 INFO [stderr] 
Dec 04 18:28:31.036 INFO [stderr] warning: method is never used: `scan`
Dec 04 18:28:31.036 INFO [stderr]   --> src/compose_scanner.rs:28:5
Dec 04 18:28:31.036 INFO [stderr]    |
Dec 04 18:28:31.036 INFO [stderr] 28 |     pub fn scan(&self, base_path: &str) -> Result<Vec<ScanResult>, Error> {
Dec 04 18:28:31.036 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 18:28:31.036 INFO [stderr] 
Dec 04 18:28:31.036 INFO [stderr] warning: method is never used: `to_file`
Dec 04 18:28:31.036 INFO [stderr]   --> src/compose_scanner.rs:45:5
Dec 04 18:28:31.036 INFO [stderr]    |
Dec 04 18:28:31.036 INFO [stderr] 45 |     pub fn to_file(&self, path: &str, out_file: &str) -> Result<(), Error> {
Dec 04 18:28:31.036 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 18:28:31.036 INFO [stderr] 
Dec 04 18:28:31.036 INFO [stderr] warning: function is never used: `check_compose_directory`
Dec 04 18:28:31.036 INFO [stderr]   --> src/compose_scanner.rs:65:1
Dec 04 18:28:31.036 INFO [stderr]    |
Dec 04 18:28:31.036 INFO [stderr] 65 | fn check_compose_directory(path: &str) -> bool {
Dec 04 18:28:31.036 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 18:28:31.036 INFO [stderr] 
Dec 04 18:28:31.116 INFO [stderr] warning: unused variable: `args`
Dec 04 18:28:31.116 INFO [stderr]   --> src/main.rs:16:9
Dec 04 18:28:31.116 INFO [stderr]    |
Dec 04 18:28:31.116 INFO [stderr] 16 |     let args: Vec<String> = env::args().collect();
Dec 04 18:28:31.116 INFO [stderr]    |         ^^^^ help: consider using `_args` instead
Dec 04 18:28:31.116 INFO [stderr]    |
Dec 04 18:28:31.116 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 04 18:28:31.116 INFO [stderr] 
Dec 04 18:28:31.154 INFO [stderr] warning: struct is never constructed: `ComposeRunner`
Dec 04 18:28:31.154 INFO [stderr]  --> src/compose_runner.rs:1:1
Dec 04 18:28:31.154 INFO [stderr]   |
Dec 04 18:28:31.154 INFO [stderr] 1 | pub struct ComposeRunner {}
Dec 04 18:28:31.154 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 18:28:31.154 INFO [stderr]   |
Dec 04 18:28:31.154 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 04 18:28:31.154 INFO [stderr] 
Dec 04 18:28:31.154 INFO [stderr] warning: method is never used: `new`
Dec 04 18:28:31.154 INFO [stderr]   --> src/compose_scanner.rs:14:5
Dec 04 18:28:31.154 INFO [stderr]    |
Dec 04 18:28:31.154 INFO [stderr] 14 |     fn new(path: &str) -> ScanResult {
Dec 04 18:28:31.154 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 18:28:31.154 INFO [stderr] 
Dec 04 18:28:31.154 INFO [stderr] warning: method is never used: `scan`
Dec 04 18:28:31.154 INFO [stderr]   --> src/compose_scanner.rs:28:5
Dec 04 18:28:31.154 INFO [stderr]    |
Dec 04 18:28:31.154 INFO [stderr] 28 |     pub fn scan(&self, base_path: &str) -> Result<Vec<ScanResult>, Error> {
Dec 04 18:28:31.154 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 18:28:31.154 INFO [stderr] 
Dec 04 18:28:31.159 INFO [stderr] warning: method is never used: `to_file`
Dec 04 18:28:31.159 INFO [stderr]   --> src/compose_scanner.rs:45:5
Dec 04 18:28:31.159 INFO [stderr]    |
Dec 04 18:28:31.159 INFO [stderr] 45 |     pub fn to_file(&self, path: &str, out_file: &str) -> Result<(), Error> {
Dec 04 18:28:31.159 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 18:28:31.159 INFO [stderr] 
Dec 04 18:28:31.159 INFO [stderr] warning: function is never used: `check_compose_directory`
Dec 04 18:28:31.159 INFO [stderr]   --> src/compose_scanner.rs:65:1
Dec 04 18:28:31.159 INFO [stderr]    |
Dec 04 18:28:31.159 INFO [stderr] 65 | fn check_compose_directory(path: &str) -> bool {
Dec 04 18:28:31.159 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 18:28:31.159 INFO [stderr] 
Dec 04 18:28:31.172 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.41s
Dec 04 18:28:31.178 INFO [stderr] su: No module specific data is present
Dec 04 18:28:31.695 INFO running `"docker" "inspect" "303122c4ff8b0f48e19699031db6d5bb5eb7c72bae0af2e881e41b5f3e9cda32"`
Dec 04 18:28:31.985 INFO running `"docker" "rm" "-f" "303122c4ff8b0f48e19699031db6d5bb5eb7c72bae0af2e881e41b5f3e9cda32"`
Dec 04 18:28:32.248 INFO [stdout] 303122c4ff8b0f48e19699031db6d5bb5eb7c72bae0af2e881e41b5f3e9cda32