Dec 04 14:53:19.473 INFO checking luki/calc against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 14:53:19.473 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-7/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/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 14:53:19.807 INFO [stdout] fcfd73a4f99d57c163e801edd8666c6ae1cf5a558621411c0f38a1b1f5bec30c
Dec 04 14:53:19.815 INFO running `"docker" "start" "-a" "fcfd73a4f99d57c163e801edd8666c6ae1cf5a558621411c0f38a1b1f5bec30c"`
Dec 04 14:53:20.356 INFO [stderr] usermod: no changes
Dec 04 14:53:20.410 INFO [stderr]     Checking calc v0.1.0 (/source)
Dec 04 14:53:20.707 INFO [stderr] warning: unused variable: `calc`
Dec 04 14:53:20.707 INFO [stderr]  --> src/main.rs:7:9
Dec 04 14:53:20.707 INFO [stderr]   |
Dec 04 14:53:20.707 INFO [stderr] 7 |     let calc = Calc::new();
Dec 04 14:53:20.707 INFO [stderr]   |         ^^^^ help: consider using `_calc` instead
Dec 04 14:53:20.707 INFO [stderr]   |
Dec 04 14:53:20.707 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Dec 04 14:53:20.707 INFO [stderr] 
Dec 04 14:53:20.707 INFO [stderr] warning: variant is never constructed: `Add`
Dec 04 14:53:20.707 INFO [stderr]   --> src/operations.rs:24:5
Dec 04 14:53:20.707 INFO [stderr]    |
Dec 04 14:53:20.707 INFO [stderr] 24 |     Add,
Dec 04 14:53:20.707 INFO [stderr]    |     ^^^
Dec 04 14:53:20.707 INFO [stderr]    |
Dec 04 14:53:20.710 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 04 14:53:20.711 INFO [stderr] 
Dec 04 14:53:20.711 INFO [stderr] warning: variant is never constructed: `Subtract`
Dec 04 14:53:20.711 INFO [stderr]   --> src/operations.rs:25:5
Dec 04 14:53:20.711 INFO [stderr]    |
Dec 04 14:53:20.711 INFO [stderr] 25 |     Subtract,
Dec 04 14:53:20.711 INFO [stderr]    |     ^^^^^^^^
Dec 04 14:53:20.711 INFO [stderr] 
Dec 04 14:53:20.711 INFO [stderr] warning: variant is never constructed: `Multiply`
Dec 04 14:53:20.711 INFO [stderr]   --> src/operations.rs:26:5
Dec 04 14:53:20.711 INFO [stderr]    |
Dec 04 14:53:20.711 INFO [stderr] 26 |     Multiply,
Dec 04 14:53:20.711 INFO [stderr]    |     ^^^^^^^^
Dec 04 14:53:20.711 INFO [stderr] 
Dec 04 14:53:20.711 INFO [stderr] warning: variant is never constructed: `Divide`
Dec 04 14:53:20.711 INFO [stderr]   --> src/operations.rs:27:5
Dec 04 14:53:20.711 INFO [stderr]    |
Dec 04 14:53:20.711 INFO [stderr] 27 |     Divide
Dec 04 14:53:20.711 INFO [stderr]    |     ^^^^^^
Dec 04 14:53:20.711 INFO [stderr] 
Dec 04 14:53:20.870 INFO [stderr] warning: unused variable: `calc`
Dec 04 14:53:20.870 INFO [stderr]  --> src/main.rs:7:9
Dec 04 14:53:20.870 INFO [stderr]   |
Dec 04 14:53:20.870 INFO [stderr] 7 |     let calc = Calc::new();
Dec 04 14:53:20.870 INFO [stderr]   |         ^^^^ help: consider using `_calc` instead
Dec 04 14:53:20.870 INFO [stderr]   |
Dec 04 14:53:20.870 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Dec 04 14:53:20.870 INFO [stderr] 
Dec 04 14:53:20.876 INFO [stderr] warning: variant is never constructed: `Add`
Dec 04 14:53:20.876 INFO [stderr]   --> src/operations.rs:24:5
Dec 04 14:53:20.876 INFO [stderr]    |
Dec 04 14:53:20.876 INFO [stderr] 24 |     Add,
Dec 04 14:53:20.876 INFO [stderr]    |     ^^^
Dec 04 14:53:20.876 INFO [stderr]    |
Dec 04 14:53:20.877 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 04 14:53:20.877 INFO [stderr] 
Dec 04 14:53:20.877 INFO [stderr] warning: variant is never constructed: `Subtract`
Dec 04 14:53:20.877 INFO [stderr]   --> src/operations.rs:25:5
Dec 04 14:53:20.877 INFO [stderr]    |
Dec 04 14:53:20.877 INFO [stderr] 25 |     Subtract,
Dec 04 14:53:20.877 INFO [stderr]    |     ^^^^^^^^
Dec 04 14:53:20.878 INFO [stderr] 
Dec 04 14:53:20.878 INFO [stderr] warning: variant is never constructed: `Multiply`
Dec 04 14:53:20.878 INFO [stderr]   --> src/operations.rs:26:5
Dec 04 14:53:20.878 INFO [stderr]    |
Dec 04 14:53:20.878 INFO [stderr] 26 |     Multiply,
Dec 04 14:53:20.878 INFO [stderr]    |     ^^^^^^^^
Dec 04 14:53:20.878 INFO [stderr] 
Dec 04 14:53:20.878 INFO [stderr] warning: variant is never constructed: `Divide`
Dec 04 14:53:20.879 INFO [stderr]   --> src/operations.rs:27:5
Dec 04 14:53:20.879 INFO [stderr]    |
Dec 04 14:53:20.879 INFO [stderr] 27 |     Divide
Dec 04 14:53:20.879 INFO [stderr]    |     ^^^^^^
Dec 04 14:53:20.879 INFO [stderr] 
Dec 04 14:53:20.907 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.53s
Dec 04 14:53:20.909 INFO [stderr] su: No module specific data is present
Dec 04 14:53:21.665 INFO running `"docker" "inspect" "fcfd73a4f99d57c163e801edd8666c6ae1cf5a558621411c0f38a1b1f5bec30c"`
Dec 04 14:53:21.973 INFO running `"docker" "rm" "-f" "fcfd73a4f99d57c163e801edd8666c6ae1cf5a558621411c0f38a1b1f5bec30c"`
Dec 04 14:53:22.254 INFO [stdout] fcfd73a4f99d57c163e801edd8666c6ae1cf5a558621411c0f38a1b1f5bec30c