Dec 19 08:35:12.828 INFO checking smoench/maexchen against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 08:35:12.829 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-2/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/smoench/maexchen:/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" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 08:35:13.300 INFO [stdout] 2d0894057ce4b41fd45b0469a632d42d43e916b36284dd392873f4a2efad945d
Dec 19 08:35:13.306 INFO running `"docker" "start" "-a" "2d0894057ce4b41fd45b0469a632d42d43e916b36284dd392873f4a2efad945d"`
Dec 19 08:35:14.408 INFO [stderr]     Checking maexchen v0.1.0 (/opt/crater/workdir)
Dec 19 08:35:14.593 INFO [stderr] warning: variable `last_announced_dice` is assigned to, but never used
Dec 19 08:35:14.593 INFO [stderr]   --> src/main.rs:13:13
Dec 19 08:35:14.593 INFO [stderr]    |
Dec 19 08:35:14.593 INFO [stderr] 13 |     let mut last_announced_dice: String = String::new();
Dec 19 08:35:14.593 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^
Dec 19 08:35:14.593 INFO [stderr]    |
Dec 19 08:35:14.593 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 08:35:14.593 INFO [stderr]    = note: consider using `_last_announced_dice` instead
Dec 19 08:35:14.593 INFO [stderr] 
Dec 19 08:35:14.593 INFO [stderr] warning: value assigned to `last_announced_dice` is never read
Dec 19 08:35:14.593 INFO [stderr]   --> src/main.rs:63:13
Dec 19 08:35:14.593 INFO [stderr]    |
Dec 19 08:35:14.593 INFO [stderr] 63 |             last_announced_dice = split_msg[2].to_string();
Dec 19 08:35:14.593 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^
Dec 19 08:35:14.593 INFO [stderr]    |
Dec 19 08:35:14.593 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Dec 19 08:35:14.593 INFO [stderr]    = help: maybe it is overwritten before being read?
Dec 19 08:35:14.593 INFO [stderr] 
Dec 19 08:35:14.593 INFO [stderr] warning: unused variable: `hash`
Dec 19 08:35:14.593 INFO [stderr]    --> src/main.rs:112:9
Dec 19 08:35:14.593 INFO [stderr]     |
Dec 19 08:35:14.593 INFO [stderr] 112 |     let hash: Vec<&str> = vec![
Dec 19 08:35:14.593 INFO [stderr]     |         ^^^^ help: consider using `_hash` instead
Dec 19 08:35:14.593 INFO [stderr] 
Dec 19 08:35:14.593 INFO [stderr] warning: unused variable: `a`
Dec 19 08:35:14.593 INFO [stderr]    --> src/main.rs:111:15
Dec 19 08:35:14.593 INFO [stderr]     |
Dec 19 08:35:14.593 INFO [stderr] 111 | fn is_greater(a: String, b: String) -> bool {
Dec 19 08:35:14.593 INFO [stderr]     |               ^ help: consider using `_a` instead
Dec 19 08:35:14.593 INFO [stderr] 
Dec 19 08:35:14.593 INFO [stderr] warning: unused variable: `b`
Dec 19 08:35:14.593 INFO [stderr]    --> src/main.rs:111:26
Dec 19 08:35:14.593 INFO [stderr]     |
Dec 19 08:35:14.593 INFO [stderr] 111 | fn is_greater(a: String, b: String) -> bool {
Dec 19 08:35:14.593 INFO [stderr]     |                          ^ help: consider using `_b` instead
Dec 19 08:35:14.593 INFO [stderr] 
Dec 19 08:35:14.624 INFO [stderr] warning: function is never used: `is_greater`
Dec 19 08:35:14.624 INFO [stderr]    --> src/main.rs:111:1
Dec 19 08:35:14.624 INFO [stderr]     |
Dec 19 08:35:14.624 INFO [stderr] 111 | fn is_greater(a: String, b: String) -> bool {
Dec 19 08:35:14.624 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 08:35:14.624 INFO [stderr]     |
Dec 19 08:35:14.624 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 19 08:35:14.624 INFO [stderr] 
Dec 19 08:35:14.632 INFO [stderr] warning: variable `last_announced_dice` is assigned to, but never used
Dec 19 08:35:14.632 INFO [stderr]   --> src/main.rs:13:13
Dec 19 08:35:14.632 INFO [stderr]    |
Dec 19 08:35:14.632 INFO [stderr] 13 |     let mut last_announced_dice: String = String::new();
Dec 19 08:35:14.632 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^
Dec 19 08:35:14.632 INFO [stderr]    |
Dec 19 08:35:14.632 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 08:35:14.632 INFO [stderr]    = note: consider using `_last_announced_dice` instead
Dec 19 08:35:14.632 INFO [stderr] 
Dec 19 08:35:14.632 INFO [stderr] warning: value assigned to `last_announced_dice` is never read
Dec 19 08:35:14.633 INFO [stderr]   --> src/main.rs:63:13
Dec 19 08:35:14.633 INFO [stderr]    |
Dec 19 08:35:14.633 INFO [stderr] 63 |             last_announced_dice = split_msg[2].to_string();
Dec 19 08:35:14.633 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^
Dec 19 08:35:14.633 INFO [stderr]    |
Dec 19 08:35:14.633 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Dec 19 08:35:14.633 INFO [stderr]    = help: maybe it is overwritten before being read?
Dec 19 08:35:14.633 INFO [stderr] 
Dec 19 08:35:14.633 INFO [stderr] warning: unused variable: `hash`
Dec 19 08:35:14.633 INFO [stderr]    --> src/main.rs:112:9
Dec 19 08:35:14.633 INFO [stderr]     |
Dec 19 08:35:14.633 INFO [stderr] 112 |     let hash: Vec<&str> = vec![
Dec 19 08:35:14.633 INFO [stderr]     |         ^^^^ help: consider using `_hash` instead
Dec 19 08:35:14.633 INFO [stderr] 
Dec 19 08:35:14.633 INFO [stderr] warning: unused variable: `a`
Dec 19 08:35:14.633 INFO [stderr]    --> src/main.rs:111:15
Dec 19 08:35:14.633 INFO [stderr]     |
Dec 19 08:35:14.633 INFO [stderr] 111 | fn is_greater(a: String, b: String) -> bool {
Dec 19 08:35:14.633 INFO [stderr]     |               ^ help: consider using `_a` instead
Dec 19 08:35:14.633 INFO [stderr] 
Dec 19 08:35:14.633 INFO [stderr] warning: unused variable: `b`
Dec 19 08:35:14.633 INFO [stderr]    --> src/main.rs:111:26
Dec 19 08:35:14.633 INFO [stderr]     |
Dec 19 08:35:14.633 INFO [stderr] 111 | fn is_greater(a: String, b: String) -> bool {
Dec 19 08:35:14.633 INFO [stderr]     |                          ^ help: consider using `_b` instead
Dec 19 08:35:14.633 INFO [stderr] 
Dec 19 08:35:14.659 INFO [stderr] warning: function is never used: `is_greater`
Dec 19 08:35:14.659 INFO [stderr]    --> src/main.rs:111:1
Dec 19 08:35:14.659 INFO [stderr]     |
Dec 19 08:35:14.659 INFO [stderr] 111 | fn is_greater(a: String, b: String) -> bool {
Dec 19 08:35:14.659 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 08:35:14.659 INFO [stderr]     |
Dec 19 08:35:14.659 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 19 08:35:14.659 INFO [stderr] 
Dec 19 08:35:14.683 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.29s
Dec 19 08:35:14.986 INFO running `"docker" "inspect" "2d0894057ce4b41fd45b0469a632d42d43e916b36284dd392873f4a2efad945d"`
Dec 19 08:35:15.206 INFO running `"docker" "rm" "-f" "2d0894057ce4b41fd45b0469a632d42d43e916b36284dd392873f4a2efad945d"`
Dec 19 08:35:15.416 INFO [stdout] 2d0894057ce4b41fd45b0469a632d42d43e916b36284dd392873f4a2efad945d