Dec 13 15:39:45.254 INFO testing jevankovich/rpncalc against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 13 15:39:45.254 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-5/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 13 15:39:45.612 INFO [stdout] 82a38a0a86208d6eb8eb6ead7a0d9570809d2c89e1440a277afbd50132a5eee4
Dec 13 15:39:45.619 INFO running `"docker" "start" "-a" "82a38a0a86208d6eb8eb6ead7a0d9570809d2c89e1440a277afbd50132a5eee4"`
Dec 13 15:39:46.525 INFO [stderr] usermod: no changes
Dec 13 15:39:46.559 INFO [stderr]    Compiling rpncalc v0.1.0 (/source)
Dec 13 15:39:46.956 INFO [stderr] warning: unused import: `std::collections::HashMap`
Dec 13 15:39:46.956 INFO [stderr]  --> src/main.rs:4:5
Dec 13 15:39:46.956 INFO [stderr]   |
Dec 13 15:39:46.956 INFO [stderr] 4 | use std::collections::HashMap;
Dec 13 15:39:46.956 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 15:39:46.956 INFO [stderr]   |
Dec 13 15:39:46.956 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 13 15:39:46.956 INFO [stderr] 
Dec 13 15:39:46.956 INFO [stderr] warning: unused import: `std::rc::Rc`
Dec 13 15:39:46.956 INFO [stderr]  --> src/main.rs:5:5
Dec 13 15:39:46.956 INFO [stderr]   |
Dec 13 15:39:46.956 INFO [stderr] 5 | use std::rc::Rc;
Dec 13 15:39:46.956 INFO [stderr]   |     ^^^^^^^^^^^
Dec 13 15:39:46.956 INFO [stderr] 
Dec 13 15:39:46.975 INFO [stderr] warning: unused variable: `err`
Dec 13 15:39:46.975 INFO [stderr]   --> src/main.rs:45:17
Dec 13 15:39:46.975 INFO [stderr]    |
Dec 13 15:39:46.975 INFO [stderr] 45 |             Err(err) => println!("Unknown word: \"{}\"", word),
Dec 13 15:39:46.975 INFO [stderr]    |                 ^^^ help: consider using `_err` instead
Dec 13 15:39:46.975 INFO [stderr]    |
Dec 13 15:39:46.975 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 13 15:39:46.975 INFO [stderr] 
Dec 13 15:39:47.037 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 13 15:39:47.037 INFO [stderr]   --> src/main.rs:78:5
Dec 13 15:39:47.037 INFO [stderr]    |
Dec 13 15:39:47.037 INFO [stderr] 78 |     stdout.flush();
Dec 13 15:39:47.037 INFO [stderr]    |     ^^^^^^^^^^^^^^^
Dec 13 15:39:47.037 INFO [stderr]    |
Dec 13 15:39:47.037 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 13 15:39:47.038 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 13 15:39:47.038 INFO [stderr] 
Dec 13 15:39:47.038 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 13 15:39:47.038 INFO [stderr]   --> src/main.rs:87:9
Dec 13 15:39:47.038 INFO [stderr]    |
Dec 13 15:39:47.038 INFO [stderr] 87 |         stdout.flush();
Dec 13 15:39:47.038 INFO [stderr]    |         ^^^^^^^^^^^^^^^
Dec 13 15:39:47.038 INFO [stderr]    |
Dec 13 15:39:47.038 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 13 15:39:47.038 INFO [stderr] 
Dec 13 15:39:47.837 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.30s
Dec 13 15:39:47.850 INFO [stderr] su: No module specific data is present
Dec 13 15:39:48.559 INFO running `"docker" "inspect" "82a38a0a86208d6eb8eb6ead7a0d9570809d2c89e1440a277afbd50132a5eee4"`
Dec 13 15:39:48.865 INFO running `"docker" "rm" "-f" "82a38a0a86208d6eb8eb6ead7a0d9570809d2c89e1440a277afbd50132a5eee4"`
Dec 13 15:39:49.183 INFO [stdout] 82a38a0a86208d6eb8eb6ead7a0d9570809d2c89e1440a277afbd50132a5eee4
Dec 13 15:39:49.185 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-5/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 13 15:39:49.595 INFO [stdout] f9dbc4be84fe595c100561b76c9844de3db135ad64450cc8b1a696521d33b3db
Dec 13 15:39:49.597 INFO running `"docker" "start" "-a" "f9dbc4be84fe595c100561b76c9844de3db135ad64450cc8b1a696521d33b3db"`
Dec 13 15:39:50.635 INFO [stderr] usermod: no changes
Dec 13 15:39:50.675 INFO [stderr]    Compiling rpncalc v0.1.0 (/source)
Dec 13 15:39:51.015 INFO [stderr] warning: unused import: `std::collections::HashMap`
Dec 13 15:39:51.015 INFO [stderr]  --> src/main.rs:4:5
Dec 13 15:39:51.015 INFO [stderr]   |
Dec 13 15:39:51.015 INFO [stderr] 4 | use std::collections::HashMap;
Dec 13 15:39:51.015 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 15:39:51.015 INFO [stderr]   |
Dec 13 15:39:51.015 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 13 15:39:51.015 INFO [stderr] 
Dec 13 15:39:51.015 INFO [stderr] warning: unused import: `std::rc::Rc`
Dec 13 15:39:51.015 INFO [stderr]  --> src/main.rs:5:5
Dec 13 15:39:51.015 INFO [stderr]   |
Dec 13 15:39:51.015 INFO [stderr] 5 | use std::rc::Rc;
Dec 13 15:39:51.015 INFO [stderr]   |     ^^^^^^^^^^^
Dec 13 15:39:51.015 INFO [stderr] 
Dec 13 15:39:51.059 INFO [stderr] warning: unused variable: `err`
Dec 13 15:39:51.059 INFO [stderr]   --> src/main.rs:45:17
Dec 13 15:39:51.059 INFO [stderr]    |
Dec 13 15:39:51.059 INFO [stderr] 45 |             Err(err) => println!("Unknown word: \"{}\"", word),
Dec 13 15:39:51.059 INFO [stderr]    |                 ^^^ help: consider using `_err` instead
Dec 13 15:39:51.059 INFO [stderr]    |
Dec 13 15:39:51.059 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 13 15:39:51.059 INFO [stderr] 
Dec 13 15:39:51.078 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 13 15:39:51.078 INFO [stderr]   --> src/main.rs:78:5
Dec 13 15:39:51.078 INFO [stderr]    |
Dec 13 15:39:51.078 INFO [stderr] 78 |     stdout.flush();
Dec 13 15:39:51.078 INFO [stderr]    |     ^^^^^^^^^^^^^^^
Dec 13 15:39:51.078 INFO [stderr]    |
Dec 13 15:39:51.078 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 13 15:39:51.078 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 13 15:39:51.078 INFO [stderr] 
Dec 13 15:39:51.078 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 13 15:39:51.078 INFO [stderr]   --> src/main.rs:87:9
Dec 13 15:39:51.078 INFO [stderr]    |
Dec 13 15:39:51.078 INFO [stderr] 87 |         stdout.flush();
Dec 13 15:39:51.078 INFO [stderr]    |         ^^^^^^^^^^^^^^^
Dec 13 15:39:51.078 INFO [stderr]    |
Dec 13 15:39:51.078 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 13 15:39:51.078 INFO [stderr] 
Dec 13 15:39:51.383 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.73s
Dec 13 15:39:51.385 INFO [stderr] su: No module specific data is present
Dec 13 15:39:52.233 INFO running `"docker" "inspect" "f9dbc4be84fe595c100561b76c9844de3db135ad64450cc8b1a696521d33b3db"`
Dec 13 15:39:52.499 INFO running `"docker" "rm" "-f" "f9dbc4be84fe595c100561b76c9844de3db135ad64450cc8b1a696521d33b3db"`
Dec 13 15:39:52.790 INFO [stdout] f9dbc4be84fe595c100561b76c9844de3db135ad64450cc8b1a696521d33b3db
Dec 13 15:39:52.796 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-5/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 13 15:39:53.227 INFO [stdout] 45bd82d3c054c979861f3cda099057dbe0fc43d090a7efd65fdaca954bc488dc
Dec 13 15:39:53.229 INFO running `"docker" "start" "-a" "45bd82d3c054c979861f3cda099057dbe0fc43d090a7efd65fdaca954bc488dc"`
Dec 13 15:39:54.579 INFO [stderr] usermod: no changes
Dec 13 15:39:54.623 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
Dec 13 15:39:54.631 INFO [stderr]      Running /target/debug/deps/rpncalc-9608815deb7f3c92
Dec 13 15:39:54.642 INFO [stdout] 
Dec 13 15:39:54.642 INFO [stdout] running 0 tests
Dec 13 15:39:54.642 INFO [stdout] 
Dec 13 15:39:54.642 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 13 15:39:54.642 INFO [stdout] 
Dec 13 15:39:54.643 INFO [stderr] su: No module specific data is present
Dec 13 15:39:55.293 INFO running `"docker" "inspect" "45bd82d3c054c979861f3cda099057dbe0fc43d090a7efd65fdaca954bc488dc"`
Dec 13 15:39:55.528 INFO running `"docker" "rm" "-f" "45bd82d3c054c979861f3cda099057dbe0fc43d090a7efd65fdaca954bc488dc"`
Dec 13 15:39:55.738 INFO [stdout] 45bd82d3c054c979861f3cda099057dbe0fc43d090a7efd65fdaca954bc488dc