[INFO] updating cached repository NikitaSmall/rust_rpn [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/NikitaSmall/rust_rpn [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/NikitaSmall/rust_rpn" "work/ex/beta-1.38-1/sources/1.37.0/gh/NikitaSmall/rust_rpn"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/NikitaSmall/rust_rpn'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/NikitaSmall/rust_rpn" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/NikitaSmall/rust_rpn"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/NikitaSmall/rust_rpn'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 34a83739d911b80bb25319db4149fbd4084660a3 [INFO] sha for GitHub repo NikitaSmall/rust_rpn: 34a83739d911b80bb25319db4149fbd4084660a3 [INFO] validating manifest of NikitaSmall/rust_rpn on toolchain 1.37.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of NikitaSmall/rust_rpn on toolchain beta-2019-08-13 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing NikitaSmall/rust_rpn [INFO] finished frobbing NikitaSmall/rust_rpn [INFO] frobbed toml for NikitaSmall/rust_rpn written to work/ex/beta-1.38-1/sources/1.37.0/gh/NikitaSmall/rust_rpn/Cargo.toml [INFO] started frobbing NikitaSmall/rust_rpn [INFO] finished frobbing NikitaSmall/rust_rpn [INFO] frobbed toml for NikitaSmall/rust_rpn written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/NikitaSmall/rust_rpn/Cargo.toml [INFO] crate NikitaSmall/rust_rpn already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing NikitaSmall/rust_rpn against 1.37.0 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/NikitaSmall/rust_rpn:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "build" "--frozen"` [INFO] [stdout] 72c08691e65aed2ee7bf4c3c666233fd1b99b4c638fcdc7cad00af3d220e4676 [INFO] running `"docker" "start" "-a" "72c08691e65aed2ee7bf4c3c666233fd1b99b4c638fcdc7cad00af3d220e4676"` [INFO] [stderr] Compiling rpn v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: field is never used: `raw` [INFO] [stderr] --> src/converter.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 10 | raw: String, [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: field is never used: `prededence` [INFO] [stderr] --> src/converter.rs:12:5 [INFO] [stderr] | [INFO] [stderr] 12 | prededence: HashMap, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `convert` [INFO] [stderr] --> src/converter.rs:16:5 [INFO] [stderr] | [INFO] [stderr] 16 | pub fn convert(raw: String) -> Converter { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `process` [INFO] [stderr] --> src/converter.rs:33:5 [INFO] [stderr] | [INFO] [stderr] 33 | fn process(&mut self) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.52s [INFO] running `"docker" "inspect" "72c08691e65aed2ee7bf4c3c666233fd1b99b4c638fcdc7cad00af3d220e4676"` [INFO] running `"docker" "rm" "-f" "72c08691e65aed2ee7bf4c3c666233fd1b99b4c638fcdc7cad00af3d220e4676"` [INFO] [stdout] 72c08691e65aed2ee7bf4c3c666233fd1b99b4c638fcdc7cad00af3d220e4676 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/NikitaSmall/rust_rpn:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "test" "--frozen" "--no-run"` [INFO] [stdout] c244149c8f6c6c78f05d0246e5246fb4da4820cdd2f88161686ce56972446c95 [INFO] running `"docker" "start" "-a" "c244149c8f6c6c78f05d0246e5246fb4da4820cdd2f88161686ce56972446c95"` [INFO] [stderr] Compiling rpn v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/converter.rs:95:13 [INFO] [stderr] | [INFO] [stderr] 95 | let mut converter = Converter::convert(example_string); [INFO] [stderr] | ----^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_mut)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/converter.rs:103:13 [INFO] [stderr] | [INFO] [stderr] 103 | let mut converter = Converter::convert(example_string); [INFO] [stderr] | ----^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.16s [INFO] running `"docker" "inspect" "c244149c8f6c6c78f05d0246e5246fb4da4820cdd2f88161686ce56972446c95"` [INFO] running `"docker" "rm" "-f" "c244149c8f6c6c78f05d0246e5246fb4da4820cdd2f88161686ce56972446c95"` [INFO] [stdout] c244149c8f6c6c78f05d0246e5246fb4da4820cdd2f88161686ce56972446c95 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/NikitaSmall/rust_rpn:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "test" "--frozen"` [INFO] [stdout] e8d2fba1e315feff62b02feafcc6f1c5e0c6cb6579433fa8bad1f4207e4fa5a6 [INFO] running `"docker" "start" "-a" "e8d2fba1e315feff62b02feafcc6f1c5e0c6cb6579433fa8bad1f4207e4fa5a6"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stderr] Running /opt/crater/target/debug/deps/rpn-3c37e245ef307889 [INFO] [stdout] [INFO] [stdout] running 7 tests [INFO] [stdout] test tests::calculate_plus ... ok [INFO] [stdout] test tests::calculate_multi ... ok [INFO] [stdout] test tests::calculate_minus ... ok [INFO] [stdout] test tests::calculate_div ... ok [INFO] [stdout] test converter::tests::parse_simple ... ok [INFO] [stdout] test tests::calculate_complex ... ok [INFO] [stdout] test converter::tests::parse_complex ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- converter::tests::parse_complex stdout ---- [INFO] [stdout] thread 'converter::tests::parse_complex' panicked at 'assertion failed: `(left == right)` [INFO] [stdout] left: `"4 2 / 3 2 * +"`, [INFO] [stdout] right: `"2 3 4 2 / + *"`', src/converter.rs:104:9 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5635798dea3b - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5635798dea3b - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5635798dea3b - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5635798dea3b - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5635798dea3b - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x5635798de6aa - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x5635798df1b0 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x5635798ded32 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x5635798dec7f - std::panicking::begin_panic_fmt::ha6acf0ffd6d7f80d [INFO] [stdout] at src/libstd/panicking.rs:339 [INFO] [stdout] 9: 0x563579880898 - rpn::converter::tests::parse_complex::hba6b59646a32202d [INFO] [stdout] at src/converter.rs:104 [INFO] [stdout] 10: 0x56357988062a - rpn::converter::tests::parse_complex::{{closure}}::h53bf7c3f7865d0f1 [INFO] [stdout] at src/converter.rs:100 [INFO] [stdout] 11: 0x56357987ef4e - core::ops::function::FnOnce::call_once::h3b768e4588fe52f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 12: 0x5635798a167f - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 13: 0x5635798e172a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 14: 0x5635798bbc78 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 15: 0x5635798bbc78 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 16: 0x5635798bbc78 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 17: 0x563579896af5 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 18: 0x56357989abb5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 19: 0x56357989abb5 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 20: 0x56357989abb5 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 21: 0x5635798e172a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 22: 0x56357989b2b2 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 23: 0x56357989b2b2 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 24: 0x56357989b2b2 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 25: 0x56357989b2b2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 26: 0x5635798d47df - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 27: 0x5635798e0e80 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 28: 0x5635798e0e80 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 29: 0x5635798e0e80 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 30: 0x7f0cf6df64a4 - start_thread [INFO] [stdout] 31: 0x7f0cf6921d0f - __clone [INFO] [stdout] 32: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] converter::tests::parse_complex [INFO] [stdout] [INFO] [stdout] test result: FAILED. 6 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--lib' [INFO] running `"docker" "inspect" "e8d2fba1e315feff62b02feafcc6f1c5e0c6cb6579433fa8bad1f4207e4fa5a6"` [INFO] running `"docker" "rm" "-f" "e8d2fba1e315feff62b02feafcc6f1c5e0c6cb6579433fa8bad1f4207e4fa5a6"` [INFO] [stdout] e8d2fba1e315feff62b02feafcc6f1c5e0c6cb6579433fa8bad1f4207e4fa5a6