Dec 12 19:46:40.504 INFO testing zabio3/peano against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 12 19:46:40.504 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 12 19:46:40.995 INFO [stdout] 307f4f62ac3034aa50d4e9d2d075dd8e41b5cfdd1fc4f2bcfe996656fd47dbbb
Dec 12 19:46:40.995 INFO running `"docker" "start" "-a" "307f4f62ac3034aa50d4e9d2d075dd8e41b5cfdd1fc4f2bcfe996656fd47dbbb"`
Dec 12 19:46:42.207 INFO [stderr] usermod: no changes
Dec 12 19:46:42.263 INFO [stderr]    Compiling peano v0.1.0 (/source)
Dec 12 19:46:42.443 INFO [stderr] warning: enum is never used: `Peano`
Dec 12 19:46:42.443 INFO [stderr]  --> src/main.rs:2:1
Dec 12 19:46:42.443 INFO [stderr]   |
Dec 12 19:46:42.443 INFO [stderr] 2 | enum Peano<'a> {
Dec 12 19:46:42.443 INFO [stderr]   | ^^^^^^^^^^^^^^
Dec 12 19:46:42.443 INFO [stderr]   |
Dec 12 19:46:42.443 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 12 19:46:42.443 INFO [stderr] 
Dec 12 19:46:42.443 INFO [stderr] warning: method is never used: `to_i`
Dec 12 19:46:42.443 INFO [stderr]   --> src/main.rs:13:5
Dec 12 19:46:42.443 INFO [stderr]    |
Dec 12 19:46:42.443 INFO [stderr] 13 |     fn to_i(&self) -> u32 {
Dec 12 19:46:42.443 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Dec 12 19:46:42.443 INFO [stderr] 
Dec 12 19:46:42.443 INFO [stderr] warning: function is never used: `zero`
Dec 12 19:46:42.443 INFO [stderr]   --> src/main.rs:21:1
Dec 12 19:46:42.443 INFO [stderr]    |
Dec 12 19:46:42.443 INFO [stderr] 21 | fn zero<'a>() -> Peano<'a> {
Dec 12 19:46:42.443 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 19:46:42.443 INFO [stderr] 
Dec 12 19:46:42.443 INFO [stderr] warning: function is never used: `suc`
Dec 12 19:46:42.443 INFO [stderr]   --> src/main.rs:26:1
Dec 12 19:46:42.443 INFO [stderr]    |
Dec 12 19:46:42.443 INFO [stderr] 26 | fn suc<'a>(n: &'a Peano) -> Peano<'a> {
Dec 12 19:46:42.443 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 19:46:42.443 INFO [stderr] 
Dec 12 19:46:42.760 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.52s
Dec 12 19:46:42.760 INFO [stderr] su: No module specific data is present
Dec 12 19:46:43.403 INFO running `"docker" "inspect" "307f4f62ac3034aa50d4e9d2d075dd8e41b5cfdd1fc4f2bcfe996656fd47dbbb"`
Dec 12 19:46:43.815 INFO running `"docker" "rm" "-f" "307f4f62ac3034aa50d4e9d2d075dd8e41b5cfdd1fc4f2bcfe996656fd47dbbb"`
Dec 12 19:46:44.155 INFO [stdout] 307f4f62ac3034aa50d4e9d2d075dd8e41b5cfdd1fc4f2bcfe996656fd47dbbb
Dec 12 19:46:44.157 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 12 19:46:44.598 INFO [stdout] dfd6387f754892c516756c54891ef223c3d5403dcf417054582b1c2627ce5423
Dec 12 19:46:44.600 INFO running `"docker" "start" "-a" "dfd6387f754892c516756c54891ef223c3d5403dcf417054582b1c2627ce5423"`
Dec 12 19:46:45.880 INFO [stderr] usermod: no changes
Dec 12 19:46:45.963 INFO [stderr]    Compiling peano v0.1.0 (/source)
Dec 12 19:46:46.227 INFO [stderr] warning: variant is never constructed: `Suc`
Dec 12 19:46:46.227 INFO [stderr]  --> src/main.rs:8:5
Dec 12 19:46:46.227 INFO [stderr]   |
Dec 12 19:46:46.227 INFO [stderr] 8 |     Suc(&'a Peano<'a>),
Dec 12 19:46:46.227 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Dec 12 19:46:46.227 INFO [stderr]   |
Dec 12 19:46:46.227 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 12 19:46:46.227 INFO [stderr] 
Dec 12 19:46:46.227 INFO [stderr] warning: function is never used: `suc`
Dec 12 19:46:46.227 INFO [stderr]   --> src/main.rs:26:1
Dec 12 19:46:46.227 INFO [stderr]    |
Dec 12 19:46:46.227 INFO [stderr] 26 | fn suc<'a>(n: &'a Peano) -> Peano<'a> {
Dec 12 19:46:46.227 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 19:46:46.227 INFO [stderr] 
Dec 12 19:46:46.833 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.92s
Dec 12 19:46:46.839 INFO [stderr] su: No module specific data is present
Dec 12 19:46:47.940 INFO running `"docker" "inspect" "dfd6387f754892c516756c54891ef223c3d5403dcf417054582b1c2627ce5423"`
Dec 12 19:46:48.288 INFO running `"docker" "rm" "-f" "dfd6387f754892c516756c54891ef223c3d5403dcf417054582b1c2627ce5423"`
Dec 12 19:46:48.690 INFO [stdout] dfd6387f754892c516756c54891ef223c3d5403dcf417054582b1c2627ce5423
Dec 12 19:46:48.697 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 12 19:46:49.219 INFO [stdout] 24d11699b6a3e12d27c03ed5b5acb9ea8b363042d6675bd9c28ec49fed3c61e8
Dec 12 19:46:49.223 INFO running `"docker" "start" "-a" "24d11699b6a3e12d27c03ed5b5acb9ea8b363042d6675bd9c28ec49fed3c61e8"`
Dec 12 19:46:51.471 INFO [stderr] usermod: no changes
Dec 12 19:46:51.519 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
Dec 12 19:46:51.519 INFO [stderr]      Running /target/debug/deps/peano-05e5ab5a3691606b
Dec 12 19:46:51.523 INFO [stdout] 
Dec 12 19:46:51.523 INFO [stdout] running 2 tests
Dec 12 19:46:51.523 INFO [stdout] test test_zero ... ok
Dec 12 19:46:51.523 INFO [stdout] test test_to_i ... ok
Dec 12 19:46:51.523 INFO [stdout] 
Dec 12 19:46:51.523 INFO [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 12 19:46:51.523 INFO [stdout] 
Dec 12 19:46:51.527 INFO [stderr] su: No module specific data is present
Dec 12 19:46:52.905 INFO running `"docker" "inspect" "24d11699b6a3e12d27c03ed5b5acb9ea8b363042d6675bd9c28ec49fed3c61e8"`
Dec 12 19:46:53.213 INFO running `"docker" "rm" "-f" "24d11699b6a3e12d27c03ed5b5acb9ea8b363042d6675bd9c28ec49fed3c61e8"`
Dec 12 19:46:53.531 INFO [stdout] 24d11699b6a3e12d27c03ed5b5acb9ea8b363042d6675bd9c28ec49fed3c61e8