Dec 06 15:19:24.494 INFO testing BurNiinTRee/stack-calculator against try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468 for pr-56514
Dec 06 15:19:24.495 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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 06 15:19:24.945 INFO [stdout] 5ea706a4e5664713d0aa5fad020ff6d0ac0aff79267847bef738787d8d69f663
Dec 06 15:19:24.948 INFO running `"docker" "start" "-a" "5ea706a4e5664713d0aa5fad020ff6d0ac0aff79267847bef738787d8d69f663"`
Dec 06 15:19:26.732 INFO [stderr] usermod: no changes
Dec 06 15:19:26.929 INFO [stderr]    Compiling encode_unicode v0.1.3
Dec 06 15:19:26.939 INFO [stderr]    Compiling nix v0.5.1
Dec 06 15:19:26.944 INFO [stderr]    Compiling structopt-derive v0.2.10
Dec 06 15:19:32.848 INFO [stderr]    Compiling structopt v0.2.10
Dec 06 15:19:34.837 INFO [stderr]    Compiling rustyline v1.0.0
Dec 06 15:19:37.327 INFO [stderr]    Compiling stack-calculator v0.1.0 (/source)
Dec 06 15:19:40.596 INFO [stderr] warning: unused `#[macro_use]` import
Dec 06 15:19:40.596 INFO [stderr]  --> src/main.rs:4:1
Dec 06 15:19:40.596 INFO [stderr]   |
Dec 06 15:19:40.596 INFO [stderr] 4 | #[macro_use]
Dec 06 15:19:40.596 INFO [stderr]   | ^^^^^^^^^^^^
Dec 06 15:19:40.596 INFO [stderr]   |
Dec 06 15:19:40.596 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 06 15:19:40.596 INFO [stderr] 
Dec 06 15:19:43.306 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.55s
Dec 06 15:19:43.313 INFO [stderr] su: No module specific data is present
Dec 06 15:19:44.094 INFO running `"docker" "inspect" "5ea706a4e5664713d0aa5fad020ff6d0ac0aff79267847bef738787d8d69f663"`
Dec 06 15:19:44.249 INFO running `"docker" "rm" "-f" "5ea706a4e5664713d0aa5fad020ff6d0ac0aff79267847bef738787d8d69f663"`
Dec 06 15:19:44.366 INFO [stdout] 5ea706a4e5664713d0aa5fad020ff6d0ac0aff79267847bef738787d8d69f663
Dec 06 15:19:44.368 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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 06 15:19:44.610 INFO [stdout] 81a28070b08bd560c48a111bae91061dc3ae03c16b1f0720d1940ae064445195
Dec 06 15:19:44.612 INFO running `"docker" "start" "-a" "81a28070b08bd560c48a111bae91061dc3ae03c16b1f0720d1940ae064445195"`
Dec 06 15:19:44.974 INFO [stderr] usermod: no changes
Dec 06 15:19:45.060 INFO [stderr]    Compiling stack-calculator v0.1.0 (/source)
Dec 06 15:19:46.310 INFO [stderr] warning: unused `#[macro_use]` import
Dec 06 15:19:46.310 INFO [stderr]  --> src/main.rs:4:1
Dec 06 15:19:46.311 INFO [stderr]   |
Dec 06 15:19:46.311 INFO [stderr] 4 | #[macro_use]
Dec 06 15:19:46.311 INFO [stderr]   | ^^^^^^^^^^^^
Dec 06 15:19:46.311 INFO [stderr]   |
Dec 06 15:19:46.311 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 06 15:19:46.311 INFO [stderr] 
Dec 06 15:19:46.625 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.63s
Dec 06 15:19:46.632 INFO [stderr] su: No module specific data is present
Dec 06 15:19:47.377 INFO running `"docker" "inspect" "81a28070b08bd560c48a111bae91061dc3ae03c16b1f0720d1940ae064445195"`
Dec 06 15:19:47.638 INFO running `"docker" "rm" "-f" "81a28070b08bd560c48a111bae91061dc3ae03c16b1f0720d1940ae064445195"`
Dec 06 15:19:47.887 INFO [stdout] 81a28070b08bd560c48a111bae91061dc3ae03c16b1f0720d1940ae064445195
Dec 06 15:19:47.889 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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 06 15:19:48.383 INFO [stdout] 86f4619528b7c2483d4f5f41c6faf1c9770de0df5b74c7fb494fabcf58e2d48f
Dec 06 15:19:48.386 INFO running `"docker" "start" "-a" "86f4619528b7c2483d4f5f41c6faf1c9770de0df5b74c7fb494fabcf58e2d48f"`
Dec 06 15:19:49.126 INFO [stderr] usermod: no changes
Dec 06 15:19:49.215 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
Dec 06 15:19:49.230 INFO [stderr]      Running /target/debug/deps/stack_calculator-e0cb279606949225
Dec 06 15:19:49.232 INFO [stdout] 
Dec 06 15:19:49.232 INFO [stdout] running 4 tests
Dec 06 15:19:49.235 INFO [stdout] test arithmetic::tests::simple_division ... ok
Dec 06 15:19:49.235 INFO [stdout] test arithmetic::tests::simple_multiplication ... ok
Dec 06 15:19:49.244 INFO [stderr]      Running /target/debug/deps/stack_calculator-d55af279b6406012
Dec 06 15:19:49.244 INFO [stdout] test arithmetic::tests::simple_substraction ... ok
Dec 06 15:19:49.244 INFO [stdout] test arithmetic::tests::simple_addition ... ok
Dec 06 15:19:49.244 INFO [stdout] 
Dec 06 15:19:49.244 INFO [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 06 15:19:49.244 INFO [stdout] 
Dec 06 15:19:49.252 INFO [stdout] 
Dec 06 15:19:49.252 INFO [stderr]    Doc-tests stack-calculator
Dec 06 15:19:49.252 INFO [stdout] running 0 tests
Dec 06 15:19:49.252 INFO [stdout] 
Dec 06 15:19:49.252 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 06 15:19:49.252 INFO [stdout] 
Dec 06 15:19:50.576 INFO [stdout] 
Dec 06 15:19:50.576 INFO [stdout] running 0 tests
Dec 06 15:19:50.576 INFO [stdout] 
Dec 06 15:19:50.576 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 06 15:19:50.576 INFO [stdout] 
Dec 06 15:19:50.582 INFO [stderr] su: No module specific data is present
Dec 06 15:19:50.886 INFO running `"docker" "inspect" "86f4619528b7c2483d4f5f41c6faf1c9770de0df5b74c7fb494fabcf58e2d48f"`
Dec 06 15:19:50.971 INFO running `"docker" "rm" "-f" "86f4619528b7c2483d4f5f41c6faf1c9770de0df5b74c7fb494fabcf58e2d48f"`
Dec 06 15:19:51.060 INFO [stdout] 86f4619528b7c2483d4f5f41c6faf1c9770de0df5b74c7fb494fabcf58e2d48f