Dec 18 11:55:09.307 INFO checking run-0.1.0 against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 11:55:09.307 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-4/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/reg/run/0.1.0:/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" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 11:55:09.718 INFO [stdout] f1782166b05db8fc4b68bd240b322bcdbc5841b1d0a4609f421071ec07262d26
Dec 18 11:55:09.720 INFO running `"docker" "start" "-a" "f1782166b05db8fc4b68bd240b322bcdbc5841b1d0a4609f421071ec07262d26"`
Dec 18 11:55:11.094 INFO [stderr]     Checking run v0.1.0 (/opt/crater/workdir)
Dec 18 11:55:11.381 INFO [stderr] warning: unused import: `std::error::Error`
Dec 18 11:55:11.381 INFO [stderr]  --> src/main.rs:6:5
Dec 18 11:55:11.381 INFO [stderr]   |
Dec 18 11:55:11.381 INFO [stderr] 6 | use std::error::Error;
Dec 18 11:55:11.381 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^
Dec 18 11:55:11.381 INFO [stderr]   |
Dec 18 11:55:11.381 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 11:55:11.381 INFO [stderr] 
Dec 18 11:55:11.381 INFO [stderr] warning: unused import: `toml::Value`
Dec 18 11:55:11.381 INFO [stderr]   --> src/main.rs:15:5
Dec 18 11:55:11.381 INFO [stderr]    |
Dec 18 11:55:11.381 INFO [stderr] 15 | use toml::Value;
Dec 18 11:55:11.381 INFO [stderr]    |     ^^^^^^^^^^^
Dec 18 11:55:11.381 INFO [stderr] 
Dec 18 11:55:11.381 INFO [stderr] warning: unused import: `std::error::Error`
Dec 18 11:55:11.381 INFO [stderr]  --> src/main.rs:6:5
Dec 18 11:55:11.381 INFO [stderr]   |
Dec 18 11:55:11.381 INFO [stderr] 6 | use std::error::Error;
Dec 18 11:55:11.381 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^
Dec 18 11:55:11.381 INFO [stderr]   |
Dec 18 11:55:11.381 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 11:55:11.381 INFO [stderr] 
Dec 18 11:55:11.386 INFO [stderr] warning: unused import: `toml::Value`
Dec 18 11:55:11.386 INFO [stderr]   --> src/main.rs:15:5
Dec 18 11:55:11.386 INFO [stderr]    |
Dec 18 11:55:11.386 INFO [stderr] 15 | use toml::Value;
Dec 18 11:55:11.386 INFO [stderr]    |     ^^^^^^^^^^^
Dec 18 11:55:11.386 INFO [stderr] 
Dec 18 11:55:11.486 INFO [stderr] warning: unused variable: `config`
Dec 18 11:55:11.486 INFO [stderr]    --> src/main.rs:120:12
Dec 18 11:55:11.486 INFO [stderr]     |
Dec 18 11:55:11.486 INFO [stderr] 120 |         Ok(config) => println!("{}", ""),
Dec 18 11:55:11.486 INFO [stderr]     |            ^^^^^^ help: consider using `_config` instead
Dec 18 11:55:11.486 INFO [stderr]     |
Dec 18 11:55:11.486 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 18 11:55:11.486 INFO [stderr] 
Dec 18 11:55:11.506 INFO [stderr] warning: unused variable: `config`
Dec 18 11:55:11.506 INFO [stderr]    --> src/main.rs:120:12
Dec 18 11:55:11.506 INFO [stderr]     |
Dec 18 11:55:11.506 INFO [stderr] 120 |         Ok(config) => println!("{}", ""),
Dec 18 11:55:11.506 INFO [stderr]     |            ^^^^^^ help: consider using `_config` instead
Dec 18 11:55:11.506 INFO [stderr]     |
Dec 18 11:55:11.506 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 18 11:55:11.506 INFO [stderr] 
Dec 18 11:55:11.530 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 11:55:11.530 INFO [stderr]   --> src/main.rs:64:5
Dec 18 11:55:11.530 INFO [stderr]    |
Dec 18 11:55:11.530 INFO [stderr] 64 |     io::stdout().flush();
Dec 18 11:55:11.530 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Dec 18 11:55:11.530 INFO [stderr]    |
Dec 18 11:55:11.530 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 18 11:55:11.530 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 11:55:11.530 INFO [stderr] 
Dec 18 11:55:11.530 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 11:55:11.530 INFO [stderr]   --> src/main.rs:67:5
Dec 18 11:55:11.530 INFO [stderr]    |
Dec 18 11:55:11.530 INFO [stderr] 67 |     io::stdin().read_line(&mut opt);
Dec 18 11:55:11.530 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 11:55:11.530 INFO [stderr]    |
Dec 18 11:55:11.530 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 11:55:11.530 INFO [stderr] 
Dec 18 11:55:11.552 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 11:55:11.552 INFO [stderr]   --> src/main.rs:64:5
Dec 18 11:55:11.552 INFO [stderr]    |
Dec 18 11:55:11.552 INFO [stderr] 64 |     io::stdout().flush();
Dec 18 11:55:11.552 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Dec 18 11:55:11.552 INFO [stderr]    |
Dec 18 11:55:11.552 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 18 11:55:11.552 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 11:55:11.552 INFO [stderr] 
Dec 18 11:55:11.552 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 11:55:11.552 INFO [stderr]   --> src/main.rs:67:5
Dec 18 11:55:11.552 INFO [stderr]    |
Dec 18 11:55:11.552 INFO [stderr] 67 |     io::stdin().read_line(&mut opt);
Dec 18 11:55:11.552 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 11:55:11.552 INFO [stderr]    |
Dec 18 11:55:11.552 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 11:55:11.552 INFO [stderr] 
Dec 18 11:55:11.567 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.51s
Dec 18 11:55:11.846 INFO running `"docker" "inspect" "f1782166b05db8fc4b68bd240b322bcdbc5841b1d0a4609f421071ec07262d26"`
Dec 18 11:55:11.922 INFO running `"docker" "rm" "-f" "f1782166b05db8fc4b68bd240b322bcdbc5841b1d0a4609f421071ec07262d26"`
Dec 18 11:55:12.094 INFO [stdout] f1782166b05db8fc4b68bd240b322bcdbc5841b1d0a4609f421071ec07262d26