Dec 19 21:12:27.463 INFO checking Zanadar/carapice against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 21:12:27.464 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-4/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/Zanadar/carapice:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 21:12:27.628 INFO [stdout] c6f519b0912089274248fc6e88c851a7772d3f3935cfb4ea18075418debc4496
Dec 19 21:12:27.630 INFO running `"docker" "start" "-a" "c6f519b0912089274248fc6e88c851a7772d3f3935cfb4ea18075418debc4496"`
Dec 19 21:12:28.232 INFO [stderr]     Checking memchr v2.1.0
Dec 19 21:12:28.922 INFO [stderr]     Checking aho-corasick v0.6.8
Dec 19 21:12:29.493 INFO [stderr]     Checking regex v1.0.5
Dec 19 21:12:31.532 INFO [stderr]     Checking carapice v0.1.0 (/opt/crater/workdir)
Dec 19 21:12:31.840 INFO [stderr] warning: unused import: `regex::Regex`
Dec 19 21:12:31.840 INFO [stderr]  --> src/main.rs:9:5
Dec 19 21:12:31.840 INFO [stderr]   |
Dec 19 21:12:31.840 INFO [stderr] 9 | use regex::Regex;
Dec 19 21:12:31.840 INFO [stderr]   |     ^^^^^^^^^^^^
Dec 19 21:12:31.840 INFO [stderr]   |
Dec 19 21:12:31.840 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 21:12:31.840 INFO [stderr] 
Dec 19 21:12:31.856 INFO [stderr] warning: unused import: `regex::Regex`
Dec 19 21:12:31.856 INFO [stderr]  --> src/main.rs:9:5
Dec 19 21:12:31.856 INFO [stderr]   |
Dec 19 21:12:31.856 INFO [stderr] 9 | use regex::Regex;
Dec 19 21:12:31.856 INFO [stderr]   |     ^^^^^^^^^^^^
Dec 19 21:12:31.856 INFO [stderr]   |
Dec 19 21:12:31.856 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 21:12:31.856 INFO [stderr] 
Dec 19 21:12:31.888 INFO [stderr] warning: unreachable expression
Dec 19 21:12:31.888 INFO [stderr]   --> src/main.rs:54:5
Dec 19 21:12:31.888 INFO [stderr]    |
Dec 19 21:12:31.888 INFO [stderr] 54 |     Ok(())
Dec 19 21:12:31.888 INFO [stderr]    |     ^^^^^^
Dec 19 21:12:31.888 INFO [stderr]    |
Dec 19 21:12:31.888 INFO [stderr]    = note: #[warn(unreachable_code)] on by default
Dec 19 21:12:31.888 INFO [stderr] 
Dec 19 21:12:31.899 INFO [stderr] warning: unreachable expression
Dec 19 21:12:31.899 INFO [stderr]   --> src/main.rs:54:5
Dec 19 21:12:31.899 INFO [stderr]    |
Dec 19 21:12:31.899 INFO [stderr] 54 |     Ok(())
Dec 19 21:12:31.899 INFO [stderr]    |     ^^^^^^
Dec 19 21:12:31.899 INFO [stderr]    |
Dec 19 21:12:31.899 INFO [stderr]    = note: #[warn(unreachable_code)] on by default
Dec 19 21:12:31.899 INFO [stderr] 
Dec 19 21:12:31.899 INFO [stderr] warning: unused import: `Read`
Dec 19 21:12:31.899 INFO [stderr]  --> src/main.rs:2:21
Dec 19 21:12:31.899 INFO [stderr]   |
Dec 19 21:12:31.899 INFO [stderr] 2 | use std::io::{self, Read, Write};
Dec 19 21:12:31.899 INFO [stderr]   |                     ^^^^
Dec 19 21:12:31.899 INFO [stderr] 
Dec 19 21:12:31.904 INFO [stderr] warning: unused variable: `stdin`
Dec 19 21:12:31.904 INFO [stderr]   --> src/main.rs:60:12
Dec 19 21:12:31.904 INFO [stderr]    |
Dec 19 21:12:31.904 INFO [stderr] 60 |     fn new(stdin: String) -> Cmd {
Dec 19 21:12:31.904 INFO [stderr]    |            ^^^^^ help: consider using `_stdin` instead
Dec 19 21:12:31.904 INFO [stderr]    |
Dec 19 21:12:31.904 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 21:12:31.904 INFO [stderr] 
Dec 19 21:12:31.916 INFO [stderr] warning: unused import: `Read`
Dec 19 21:12:31.916 INFO [stderr]  --> src/main.rs:2:21
Dec 19 21:12:31.916 INFO [stderr]   |
Dec 19 21:12:31.916 INFO [stderr] 2 | use std::io::{self, Read, Write};
Dec 19 21:12:31.916 INFO [stderr]   |                     ^^^^
Dec 19 21:12:31.916 INFO [stderr] 
Dec 19 21:12:31.920 INFO [stderr] warning: struct is never constructed: `Cmd`
Dec 19 21:12:31.920 INFO [stderr]   --> src/main.rs:57:1
Dec 19 21:12:31.920 INFO [stderr]    |
Dec 19 21:12:31.920 INFO [stderr] 57 | struct Cmd {}
Dec 19 21:12:31.920 INFO [stderr]    | ^^^^^^^^^^
Dec 19 21:12:31.920 INFO [stderr]    |
Dec 19 21:12:31.920 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 21:12:31.920 INFO [stderr] 
Dec 19 21:12:31.920 INFO [stderr] warning: method is never used: `new`
Dec 19 21:12:31.920 INFO [stderr]   --> src/main.rs:60:5
Dec 19 21:12:31.920 INFO [stderr]    |
Dec 19 21:12:31.920 INFO [stderr] 60 |     fn new(stdin: String) -> Cmd {
Dec 19 21:12:31.920 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 21:12:31.920 INFO [stderr] 
Dec 19 21:12:31.920 INFO [stderr] warning: enum is never used: `Token`
Dec 19 21:12:31.920 INFO [stderr]   --> src/main.rs:68:1
Dec 19 21:12:31.920 INFO [stderr]    |
Dec 19 21:12:31.920 INFO [stderr] 68 | enum Token {
Dec 19 21:12:31.920 INFO [stderr]    | ^^^^^^^^^^
Dec 19 21:12:31.920 INFO [stderr] 
Dec 19 21:12:31.921 INFO [stderr] warning: unused variable: `stdin`
Dec 19 21:12:31.921 INFO [stderr]   --> src/main.rs:60:12
Dec 19 21:12:31.921 INFO [stderr]    |
Dec 19 21:12:31.921 INFO [stderr] 60 |     fn new(stdin: String) -> Cmd {
Dec 19 21:12:31.921 INFO [stderr]    |            ^^^^^ help: consider using `_stdin` instead
Dec 19 21:12:31.921 INFO [stderr]    |
Dec 19 21:12:31.921 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 21:12:31.921 INFO [stderr] 
Dec 19 21:12:31.941 INFO [stderr] warning: struct is never constructed: `Cmd`
Dec 19 21:12:31.941 INFO [stderr]   --> src/main.rs:57:1
Dec 19 21:12:31.941 INFO [stderr]    |
Dec 19 21:12:31.941 INFO [stderr] 57 | struct Cmd {}
Dec 19 21:12:31.941 INFO [stderr]    | ^^^^^^^^^^
Dec 19 21:12:31.941 INFO [stderr]    |
Dec 19 21:12:31.941 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 21:12:31.941 INFO [stderr] 
Dec 19 21:12:31.941 INFO [stderr] warning: method is never used: `new`
Dec 19 21:12:31.941 INFO [stderr]   --> src/main.rs:60:5
Dec 19 21:12:31.941 INFO [stderr]    |
Dec 19 21:12:31.941 INFO [stderr] 60 |     fn new(stdin: String) -> Cmd {
Dec 19 21:12:31.941 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 21:12:31.941 INFO [stderr] 
Dec 19 21:12:31.941 INFO [stderr] warning: enum is never used: `Token`
Dec 19 21:12:31.941 INFO [stderr]   --> src/main.rs:68:1
Dec 19 21:12:31.941 INFO [stderr]    |
Dec 19 21:12:31.941 INFO [stderr] 68 | enum Token {
Dec 19 21:12:31.941 INFO [stderr]    | ^^^^^^^^^^
Dec 19 21:12:31.941 INFO [stderr] 
Dec 19 21:12:31.974 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.78s
Dec 19 21:12:32.316 INFO running `"docker" "inspect" "c6f519b0912089274248fc6e88c851a7772d3f3935cfb4ea18075418debc4496"`
Dec 19 21:12:32.458 INFO running `"docker" "rm" "-f" "c6f519b0912089274248fc6e88c851a7772d3f3935cfb4ea18075418debc4496"`
Dec 19 21:12:32.568 INFO [stdout] c6f519b0912089274248fc6e88c851a7772d3f3935cfb4ea18075418debc4496