[INFO] crate comp 0.2.1 is already in cache [INFO] extracting crate comp 0.2.1 into work/ex/beta-1.37-6/sources/1.36.0/reg/comp/0.2.1 [INFO] extracting crate comp 0.2.1 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/comp/0.2.1 [INFO] validating manifest of comp-0.2.1 on toolchain 1.36.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of comp-0.2.1 on toolchain beta-2019-07-23 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing comp-0.2.1 [INFO] finished frobbing comp-0.2.1 [INFO] frobbed toml for comp-0.2.1 written to work/ex/beta-1.37-6/sources/1.36.0/reg/comp/0.2.1/Cargo.toml [INFO] started frobbing comp-0.2.1 [INFO] finished frobbing comp-0.2.1 [INFO] frobbed toml for comp-0.2.1 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/comp/0.2.1/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing comp-0.2.1 against 1.36.0 for beta-1.37-6 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/comp/0.2.1:/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" "+1.36.0" "build" "--frozen"` [INFO] [stdout] 5d0bd14f5dd8274c9020ee907b0dc94cad48b4db9d466e0d54af618959c776f3 [INFO] running `"docker" "start" "-a" "5d0bd14f5dd8274c9020ee907b0dc94cad48b4db9d466e0d54af618959c776f3"` [INFO] [stderr] Compiling comp v0.2.1 (/opt/crater/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.20s [INFO] running `"docker" "inspect" "5d0bd14f5dd8274c9020ee907b0dc94cad48b4db9d466e0d54af618959c776f3"` [INFO] running `"docker" "rm" "-f" "5d0bd14f5dd8274c9020ee907b0dc94cad48b4db9d466e0d54af618959c776f3"` [INFO] [stdout] 5d0bd14f5dd8274c9020ee907b0dc94cad48b4db9d466e0d54af618959c776f3 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/comp/0.2.1:/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" "+1.36.0" "test" "--frozen" "--no-run"` [INFO] [stdout] a21ef937bc467de17d46f51cbfbdc1a7776f5eaff138b6cbda5b767186b1357c [INFO] running `"docker" "start" "-a" "a21ef937bc467de17d46f51cbfbdc1a7776f5eaff138b6cbda5b767186b1357c"` [INFO] [stderr] Compiling comp v0.2.1 (/opt/crater/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.44s [INFO] running `"docker" "inspect" "a21ef937bc467de17d46f51cbfbdc1a7776f5eaff138b6cbda5b767186b1357c"` [INFO] running `"docker" "rm" "-f" "a21ef937bc467de17d46f51cbfbdc1a7776f5eaff138b6cbda5b767186b1357c"` [INFO] [stdout] a21ef937bc467de17d46f51cbfbdc1a7776f5eaff138b6cbda5b767186b1357c [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/comp/0.2.1:/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" "+1.36.0" "test" "--frozen"` [INFO] [stdout] 6d787147be567dc1352e115b4a7fb2e0937aa9349839ade283a10f057dbf6839 [INFO] running `"docker" "start" "-a" "6d787147be567dc1352e115b4a7fb2e0937aa9349839ade283a10f057dbf6839"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running /opt/crater/target/debug/deps/comp-8ec28699c1336890 [INFO] [stdout] [INFO] [stdout] running 11 tests [INFO] [stdout] test tests::test_comments ... ok [INFO] [stdout] test tests::test_block ... ok [INFO] [stdout] test tests::test_guard ... ok [INFO] [stdout] test tests::test_array ... ok [INFO] [stdout] test tests::test_if_expression ... ok [INFO] [stdout] test tests::test_ignore ... ok [INFO] [stdout] test tests::test_statement ... ok [INFO] [stdout] test tests::test_basic ... ok [INFO] [stdout] test tests::test_mut ... ok [INFO] [stdout] test tests::test_nested ... ok [INFO] [stdout] test tests::test_pattern ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Doc-tests comp [INFO] [stdout] [INFO] [stdout] running 18 tests [INFO] [stdout] test src/lib.rs - (line 151) ... ignored [INFO] [stdout] test src/lib.rs - (line 111) ... ok [INFO] [stdout] test src/lib.rs - (line 19) ... ok [INFO] [stdout] test src/lib.rs - (line 287) ... ok [INFO] [stdout] test src/lib.rs - (line 180) ... ok [INFO] [stdout] test src/lib.rs - (line 203) ... ok [INFO] [stdout] test src/lib.rs - (line 230) ... ok [INFO] [stdout] test src/lib.rs - (line 305) ... ok [INFO] [stdout] test src/lib.rs - (line 271) ... ok [INFO] [stdout] test src/lib.rs - (line 247) ... FAILED [INFO] [stdout] test src/lib.rs - (line 32) ... ok [INFO] [stdout] test src/lib.rs - (line 75) ... ok [INFO] [stdout] test src/lib.rs - (line 365) ... ok [INFO] [stdout] test src/lib.rs - (line 93) ... ok [INFO] [stdout] test src/lib.rs - (line 346) ... ok [INFO] [stdout] test src/lib.rs - (line 322) ... ok [INFO] [stdout] test src/lib.rs - (line 52) ... ok [INFO] [stdout] test src/lib.rs - (line 403) ... ok [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - (line 247) stdout ---- [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/lib.rs:260:3 [INFO] [stdout] | [INFO] [stdout] 14 | a + b; [INFO] [stdout] | ^^^^^ expected (), found integer [INFO] [stdout] | [INFO] [stdout] = note: expected type `()` [INFO] [stdout] found type `{integer}` [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0308`. [INFO] [stdout] thread 'src/lib.rs - (line 247)' panicked at 'couldn't compile the test', src/librustdoc/test.rs:319:13 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x7f923ae0e823 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::h6485381528590a55 [INFO] [stdout] at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39 [INFO] [stdout] 1: 0x7f923ae064cb - std::sys_common::backtrace::_print::h49a82ae9552e35c7 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:71 [INFO] [stdout] 2: 0x7f923ae0aa56 - std::panicking::default_hook::{{closure}}::he20974adbefcc046 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stdout] at src/libstd/panicking.rs:197 [INFO] [stdout] 3: 0x7f923ae0a77e - std::panicking::default_hook::he4af6af4ac7fef7b [INFO] [stdout] at src/libstd/panicking.rs:208 [INFO] [stdout] 4: 0x7f923ae0b15f - std::panicking::rust_panic_with_hook::h057ff03eb4c8000f [INFO] [stdout] at src/libstd/panicking.rs:474 [INFO] [stdout] 5: 0x5612ceed5784 - std::panicking::begin_panic::h2203228e86eb91b5 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panicking.rs:408 [INFO] [stdout] 6: 0x5612ceecb68f - rustdoc::test::run_test::h29a20600da33f74f [INFO] [stdout] at src/librustdoc/test.rs:319 [INFO] [stdout] 7: 0x5612ceebf7c9 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h84ad3bdb52e265e9 [INFO] [stdout] at src/librustdoc/test.rs:715 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libcore/ops/function.rs:231 [INFO] [stdout] 8: 0x7f923c391b7e - as core::ops::function::FnOnce>::call_once::h6b004fa8f4fc1608 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/liballoc/boxed.rs:704 [INFO] [stdout] 9: 0x7f923c391b7e - as core::ops::function::FnOnce>::call_once::h6b004fa8f4fc1608 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/liballoc/boxed.rs:704 [INFO] [stdout] 10: 0x7f923ae1c169 - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 11: 0x7f923c3acf87 - test::run_test::run_test_inner::{{closure}}::h9a4d23c41d058d37 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panicking.rs:272 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panic.rs:394 [INFO] [stdout] at src/libtest/lib.rs:1468 [INFO] [stdout] 12: 0x7f923c3869a4 - std::sys_common::backtrace::__rust_begin_short_backtrace::h3765d76361a33ff7 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/sys_common/backtrace.rs:136 [INFO] [stdout] 13: 0x7f923c38aa54 - std::panicking::try::do_call::h6f86e980b52f74d5 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/thread/mod.rs:470 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panic.rs:315 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panicking.rs:293 [INFO] [stdout] 14: 0x7f923ae1c169 - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 15: 0x7f923c38b551 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h760b8a2b155f54c3 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panicking.rs:272 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panic.rs:394 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/thread/mod.rs:469 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libcore/ops/function.rs:231 [INFO] [stdout] 16: 0x7f923aded36e - as core::ops::function::FnOnce>::call_once::h805c3cc89d534c05 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/liballoc/boxed.rs:704 [INFO] [stdout] 17: 0x7f923ae1addf - std::sys::unix::thread::Thread::new::thread_start::h6f10b78f26c98dc6 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/liballoc/boxed.rs:704 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 18: 0x7f923a9844a3 - start_thread [INFO] [stdout] 19: 0x7f923a4afd0e - __clone [INFO] [stdout] 20: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/lib.rs - (line 247) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 16 passed; 1 failed; 1 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--doc' [INFO] running `"docker" "inspect" "6d787147be567dc1352e115b4a7fb2e0937aa9349839ade283a10f057dbf6839"` [INFO] running `"docker" "rm" "-f" "6d787147be567dc1352e115b4a7fb2e0937aa9349839ade283a10f057dbf6839"` [INFO] [stdout] 6d787147be567dc1352e115b4a7fb2e0937aa9349839ade283a10f057dbf6839