Dec 05 10:28:22.253 INFO testing ravendyg/rust-playground against master#906deae0790bd18681b937fe9a141a3c26cf1855 for pr-56514
Dec 05 10:28:22.253 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-0/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-alt build --frozen" "-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 05 10:28:22.732 INFO [stdout] d1601fb1c00ae71c8d38b002611dc51ca0eee27bdc80aca74c7730ef2c655979
Dec 05 10:28:22.736 INFO running `"docker" "start" "-a" "d1601fb1c00ae71c8d38b002611dc51ca0eee27bdc80aca74c7730ef2c655979"`
Dec 05 10:28:24.048 INFO [stderr] usermod: no changes
Dec 05 10:28:24.132 INFO [stderr]    Compiling guessing v0.1.0 (/source)
Dec 05 10:28:24.428 INFO [stderr] warning: unused variable: `x`
Dec 05 10:28:24.428 INFO [stderr]   --> src/main.rs:60:7
Dec 05 10:28:24.428 INFO [stderr]    |
Dec 05 10:28:24.428 INFO [stderr] 60 |   let x: Option<i32> = Option::Some(5);
Dec 05 10:28:24.428 INFO [stderr]    |       ^ help: consider using `_x` instead
Dec 05 10:28:24.428 INFO [stderr]    |
Dec 05 10:28:24.428 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 05 10:28:24.428 INFO [stderr] 
Dec 05 10:28:24.428 INFO [stderr] warning: unused variable: `q`
Dec 05 10:28:24.428 INFO [stderr]   --> src/main.rs:62:7
Dec 05 10:28:24.428 INFO [stderr]    |
Dec 05 10:28:24.428 INFO [stderr] 62 |   let q: Option<f64> = Option::Some(5f64);
Dec 05 10:28:24.428 INFO [stderr]    |       ^ help: consider using `_q` instead
Dec 05 10:28:24.428 INFO [stderr] 
Dec 05 10:28:24.428 INFO [stderr] warning: unused variable: `b`
Dec 05 10:28:24.428 INFO [stderr]   --> src/main.rs:71:7
Dec 05 10:28:24.428 INFO [stderr]    |
Dec 05 10:28:24.428 INFO [stderr] 71 |   let b = 10;
Dec 05 10:28:24.428 INFO [stderr]    |       ^ help: consider using `_b` instead
Dec 05 10:28:24.429 INFO [stderr] 
Dec 05 10:28:24.432 INFO [stderr] warning: variant is never constructed: `None`
Dec 05 10:28:24.432 INFO [stderr]   --> src/main.rs:49:3
Dec 05 10:28:24.432 INFO [stderr]    |
Dec 05 10:28:24.432 INFO [stderr] 49 |   None
Dec 05 10:28:24.432 INFO [stderr]    |   ^^^^
Dec 05 10:28:24.432 INFO [stderr]    |
Dec 05 10:28:24.432 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 05 10:28:24.432 INFO [stderr] 
Dec 05 10:28:24.432 INFO [stderr] warning: enum is never used: `Result`
Dec 05 10:28:24.432 INFO [stderr]   --> src/main.rs:53:1
Dec 05 10:28:24.432 INFO [stderr]    |
Dec 05 10:28:24.432 INFO [stderr] 53 | enum Result<T, E> {
Dec 05 10:28:24.432 INFO [stderr]    | ^^^^^^^^^^^^^^^^^
Dec 05 10:28:24.432 INFO [stderr] 
Dec 05 10:28:24.756 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.66s
Dec 05 10:28:24.756 INFO [stderr] su: No module specific data is present
Dec 05 10:28:25.354 INFO running `"docker" "inspect" "d1601fb1c00ae71c8d38b002611dc51ca0eee27bdc80aca74c7730ef2c655979"`
Dec 05 10:28:25.752 INFO running `"docker" "rm" "-f" "d1601fb1c00ae71c8d38b002611dc51ca0eee27bdc80aca74c7730ef2c655979"`
Dec 05 10:28:26.208 INFO [stdout] d1601fb1c00ae71c8d38b002611dc51ca0eee27bdc80aca74c7730ef2c655979
Dec 05 10:28:26.210 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-0/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-alt test --frozen --no-run" "-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 05 10:28:26.724 INFO [stdout] b48ebb9f819aeca3607515360414716eab0656a594ec5f38fd976dc05442736a
Dec 05 10:28:26.726 INFO running `"docker" "start" "-a" "b48ebb9f819aeca3607515360414716eab0656a594ec5f38fd976dc05442736a"`
Dec 05 10:28:28.136 INFO [stderr] usermod: no changes
Dec 05 10:28:28.196 INFO [stderr]    Compiling guessing v0.1.0 (/source)
Dec 05 10:28:28.512 INFO [stderr] warning: unused variable: `x`
Dec 05 10:28:28.512 INFO [stderr]   --> src/main.rs:60:7
Dec 05 10:28:28.512 INFO [stderr]    |
Dec 05 10:28:28.512 INFO [stderr] 60 |   let x: Option<i32> = Option::Some(5);
Dec 05 10:28:28.513 INFO [stderr]    |       ^ help: consider using `_x` instead
Dec 05 10:28:28.513 INFO [stderr]    |
Dec 05 10:28:28.513 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 05 10:28:28.513 INFO [stderr] 
Dec 05 10:28:28.513 INFO [stderr] warning: unused variable: `q`
Dec 05 10:28:28.513 INFO [stderr]   --> src/main.rs:62:7
Dec 05 10:28:28.513 INFO [stderr]    |
Dec 05 10:28:28.513 INFO [stderr] 62 |   let q: Option<f64> = Option::Some(5f64);
Dec 05 10:28:28.513 INFO [stderr]    |       ^ help: consider using `_q` instead
Dec 05 10:28:28.513 INFO [stderr] 
Dec 05 10:28:28.513 INFO [stderr] warning: unused variable: `b`
Dec 05 10:28:28.513 INFO [stderr]   --> src/main.rs:71:7
Dec 05 10:28:28.513 INFO [stderr]    |
Dec 05 10:28:28.513 INFO [stderr] 71 |   let b = 10;
Dec 05 10:28:28.513 INFO [stderr]    |       ^ help: consider using `_b` instead
Dec 05 10:28:28.513 INFO [stderr] 
Dec 05 10:28:28.520 INFO [stderr] warning: variant is never constructed: `None`
Dec 05 10:28:28.520 INFO [stderr]   --> src/main.rs:49:3
Dec 05 10:28:28.520 INFO [stderr]    |
Dec 05 10:28:28.520 INFO [stderr] 49 |   None
Dec 05 10:28:28.520 INFO [stderr]    |   ^^^^
Dec 05 10:28:28.520 INFO [stderr]    |
Dec 05 10:28:28.520 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 05 10:28:28.520 INFO [stderr] 
Dec 05 10:28:28.520 INFO [stderr] warning: enum is never used: `Result`
Dec 05 10:28:28.520 INFO [stderr]   --> src/main.rs:53:1
Dec 05 10:28:28.520 INFO [stderr]    |
Dec 05 10:28:28.520 INFO [stderr] 53 | enum Result<T, E> {
Dec 05 10:28:28.520 INFO [stderr]    | ^^^^^^^^^^^^^^^^^
Dec 05 10:28:28.520 INFO [stderr] 
Dec 05 10:28:28.872 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.70s
Dec 05 10:28:28.872 INFO [stderr] su: No module specific data is present
Dec 05 10:28:29.584 INFO running `"docker" "inspect" "b48ebb9f819aeca3607515360414716eab0656a594ec5f38fd976dc05442736a"`
Dec 05 10:28:29.894 INFO running `"docker" "rm" "-f" "b48ebb9f819aeca3607515360414716eab0656a594ec5f38fd976dc05442736a"`
Dec 05 10:28:30.163 INFO [stdout] b48ebb9f819aeca3607515360414716eab0656a594ec5f38fd976dc05442736a
Dec 05 10:28:30.172 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-0/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-alt test --frozen" "-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 05 10:28:30.566 INFO [stdout] b7586034df609c069ae97ee24a2f72165530c66b616db2de9a2f6b88b7138bc9
Dec 05 10:28:30.576 INFO running `"docker" "start" "-a" "b7586034df609c069ae97ee24a2f72165530c66b616db2de9a2f6b88b7138bc9"`
Dec 05 10:28:31.907 INFO [stderr] usermod: no changes
Dec 05 10:28:31.984 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
Dec 05 10:28:31.996 INFO [stderr]      Running /target/debug/deps/guessing-ccb23fca354fb893
Dec 05 10:28:32.000 INFO [stdout] 
Dec 05 10:28:32.000 INFO [stdout] running 0 tests
Dec 05 10:28:32.000 INFO [stdout] 
Dec 05 10:28:32.000 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 05 10:28:32.000 INFO [stdout] 
Dec 05 10:28:32.000 INFO [stderr] su: No module specific data is present
Dec 05 10:28:32.551 INFO running `"docker" "inspect" "b7586034df609c069ae97ee24a2f72165530c66b616db2de9a2f6b88b7138bc9"`
Dec 05 10:28:32.883 INFO running `"docker" "rm" "-f" "b7586034df609c069ae97ee24a2f72165530c66b616db2de9a2f6b88b7138bc9"`
Dec 05 10:28:33.319 INFO [stdout] b7586034df609c069ae97ee24a2f72165530c66b616db2de9a2f6b88b7138bc9