[INFO] crate pipeliner 1.0.0 is already in cache [INFO] testing pipeliner-1.0.0 against beta-2019-09-28 for beta-1.39-1 [INFO] extracting crate pipeliner 1.0.0 into work/builds/worker-0/source [INFO] validating manifest of crates.io crate pipeliner 1.0.0 on toolchain beta-2019-09-28 [INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate pipeliner 1.0.0 [INFO] finished tweaking crates.io crate pipeliner 1.0.0 [INFO] tweaked toml for crates.io crate pipeliner 1.0.0 written to work/builds/worker-0/source/Cargo.toml [INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "build" "--frozen"` [INFO] [stdout] 8efffc76cc891480005b67622d4150e523a46d26de78cc33d03d9ed7139da23e [INFO] running `"docker" "start" "-a" "8efffc76cc891480005b67622d4150e523a46d26de78cc33d03d9ed7139da23e"` [INFO] [stderr] Compiling pipeliner v1.0.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/unordered.rs:91:39 [INFO] [stderr] | [INFO] [stderr] 91 | fn panic_msg_from<'a>(panic_data: &'a Any) -> &'a str { [INFO] [stderr] | ^^^ help: use `dyn`: `dyn Any` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: ambiguous associated item [INFO] [stderr] --> src/unordered.rs:196:31 [INFO] [stderr] | [INFO] [stderr] 196 | fn result(self) -> Result { self } [INFO] [stderr] | ^^^^^^^^ help: use fully-qualified syntax: ` as ResultTrait>::Ok` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(ambiguous_associated_items)]` on by default [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #57644 [INFO] [stderr] note: `Ok` could refer to variant defined here [INFO] [stderr] note: `Ok` could also refer to associated type defined here [INFO] [stderr] --> src/unordered.rs:184:5 [INFO] [stderr] | [INFO] [stderr] 184 | type Ok; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: ambiguous associated item [INFO] [stderr] --> src/unordered.rs:196:41 [INFO] [stderr] | [INFO] [stderr] 196 | fn result(self) -> Result { self } [INFO] [stderr] | ^^^^^^^^^ help: use fully-qualified syntax: ` as ResultTrait>::Err` [INFO] [stderr] | [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #57644 [INFO] [stderr] note: `Err` could refer to variant defined here [INFO] [stderr] note: `Err` could also refer to associated type defined here [INFO] [stderr] --> src/unordered.rs:185:5 [INFO] [stderr] | [INFO] [stderr] 185 | type Err; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/unordered.rs:119:17 [INFO] [stderr] | [INFO] [stderr] 119 | let mut output = match self.output { [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: ambiguous associated item [INFO] [stderr] --> src/unordered.rs:196:31 [INFO] [stderr] | [INFO] [stderr] 196 | fn result(self) -> Result { self } [INFO] [stderr] | ^^^^^^^^ help: use fully-qualified syntax: ` as ResultTrait>::Ok` [INFO] [stderr] | [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #57644 [INFO] [stderr] note: `Ok` could refer to variant defined here [INFO] [stderr] note: `Ok` could also refer to associated type defined here [INFO] [stderr] --> src/unordered.rs:184:5 [INFO] [stderr] | [INFO] [stderr] 184 | type Ok; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.30s [INFO] running `"docker" "inspect" "8efffc76cc891480005b67622d4150e523a46d26de78cc33d03d9ed7139da23e"` [INFO] running `"docker" "rm" "-f" "8efffc76cc891480005b67622d4150e523a46d26de78cc33d03d9ed7139da23e"` [INFO] [stdout] 8efffc76cc891480005b67622d4150e523a46d26de78cc33d03d9ed7139da23e [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen" "--no-run"` [INFO] [stdout] b611450c300d38225ea3c169db2ea959fba6465699a384babcdc873fde5b1eb2 [INFO] running `"docker" "start" "-a" "b611450c300d38225ea3c169db2ea959fba6465699a384babcdc873fde5b1eb2"` [INFO] [stderr] Compiling pipeliner v1.0.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/unordered.rs:91:39 [INFO] [stderr] | [INFO] [stderr] 91 | fn panic_msg_from<'a>(panic_data: &'a Any) -> &'a str { [INFO] [stderr] | ^^^ help: use `dyn`: `dyn Any` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: ambiguous associated item [INFO] [stderr] --> src/unordered.rs:196:31 [INFO] [stderr] | [INFO] [stderr] 196 | fn result(self) -> Result { self } [INFO] [stderr] | ^^^^^^^^ help: use fully-qualified syntax: ` as ResultTrait>::Ok` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(ambiguous_associated_items)]` on by default [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #57644 [INFO] [stderr] note: `Ok` could refer to variant defined here [INFO] [stderr] note: `Ok` could also refer to associated type defined here [INFO] [stderr] --> src/unordered.rs:184:5 [INFO] [stderr] | [INFO] [stderr] 184 | type Ok; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: ambiguous associated item [INFO] [stderr] --> src/unordered.rs:196:41 [INFO] [stderr] | [INFO] [stderr] 196 | fn result(self) -> Result { self } [INFO] [stderr] | ^^^^^^^^^ help: use fully-qualified syntax: ` as ResultTrait>::Err` [INFO] [stderr] | [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #57644 [INFO] [stderr] note: `Err` could refer to variant defined here [INFO] [stderr] note: `Err` could also refer to associated type defined here [INFO] [stderr] --> src/unordered.rs:185:5 [INFO] [stderr] | [INFO] [stderr] 185 | type Err; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/unordered.rs:119:17 [INFO] [stderr] | [INFO] [stderr] 119 | let mut output = match self.output { [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: ambiguous associated item [INFO] [stderr] --> src/unordered.rs:196:31 [INFO] [stderr] | [INFO] [stderr] 196 | fn result(self) -> Result { self } [INFO] [stderr] | ^^^^^^^^ help: use fully-qualified syntax: ` as ResultTrait>::Ok` [INFO] [stderr] | [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #57644 [INFO] [stderr] note: `Ok` could refer to variant defined here [INFO] [stderr] note: `Ok` could also refer to associated type defined here [INFO] [stderr] --> src/unordered.rs:184:5 [INFO] [stderr] | [INFO] [stderr] 184 | type Ok; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.03s [INFO] running `"docker" "inspect" "b611450c300d38225ea3c169db2ea959fba6465699a384babcdc873fde5b1eb2"` [INFO] running `"docker" "rm" "-f" "b611450c300d38225ea3c169db2ea959fba6465699a384babcdc873fde5b1eb2"` [INFO] [stdout] b611450c300d38225ea3c169db2ea959fba6465699a384babcdc873fde5b1eb2 [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen"` [INFO] [stdout] 2f79be2811375f2fe1c1e4d158bfc0072112271c2a9358f5c24afd71075315dd [INFO] running `"docker" "start" "-a" "2f79be2811375f2fe1c1e4d158bfc0072112271c2a9358f5c24afd71075315dd"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/pipeliner-04fabe8b32cb1268 [INFO] [stdout] [INFO] [stdout] running 6 tests [INFO] [stdout] test tests::basic_test ... ok [INFO] [stdout] test tests::basic_test_ordered ... ok [INFO] [stderr] thread '' panicked at 'I don't like the number 14', src/tests.rs:44:13 [INFO] [stderr] stack backtrace: [INFO] [stderr] thread '' panicked at 'I don't like the number 14', src/tests.rs:63:13 [INFO] [stderr] note: run with `RUST_BACKTRACE=1` environment variable to display a backtrace. [INFO] [stdout] test tests::test_panic_ordered ... ok [INFO] [stderr] 0: 0x5560fca95984 - backtrace::backtrace::libunwind::trace::hf625d18232cbbbd4 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.37/src/backtrace/libunwind.rs:88 [INFO] [stderr] 1: 0x5560fca95984 - backtrace::backtrace::trace_unsynchronized::h41d74150fc6ff542 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.37/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x5560fca95984 - std::sys_common::backtrace::_print_fmt::h85d37830c667a1f9 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:76 [INFO] [stderr] 3: 0x5560fca95984 - ::fmt::h2b7ac01d5feaf9b2 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:60 [INFO] [stderr] 4: 0x5560fcab090c - core::fmt::write::h7fd0d904495c035f [INFO] [stderr] at src/libcore/fmt/mod.rs:1030 [INFO] [stderr] 5: 0x5560fca934e7 - std::io::Write::write_fmt::h663e4bf63637c947 [INFO] [stderr] at src/libstd/io/mod.rs:1412 [INFO] [stderr] 6: 0x5560fca97e95 - std::sys_common::backtrace::_print::h4c743f7c274a5a74 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:64 [INFO] [stderr] 7: 0x5560fca97e95 - std::sys_common::backtrace::print::ha5c4f4bf03800d4d [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x5560fca97e95 - std::panicking::default_hook::{{closure}}::h8b842185774c09e6 [INFO] [stderr] at src/libstd/panicking.rs:196 [INFO] [stderr] 9: 0x5560fca97b86 - std::panicking::default_hook::hd8ec13ee1bc2a65a [INFO] [stderr] at src/libstd/panicking.rs:210 [INFO] [stderr] 10: 0x5560fca98595 - std::panicking::rust_panic_with_hook::hf3b27166e5f403e7 [INFO] [stderr] at src/libstd/panicking.rs:473 [INFO] [stderr] 11: 0x5560fca98132 - std::panicking::continue_panic_fmt::hd961751be84a6f83 [INFO] [stderr] at src/libstd/panicking.rs:380 [INFO] [stderr] 12: 0x5560fca9808c - std::panicking::begin_panic_fmt::h23ef54e17e5a13fa [INFO] [stderr] at src/libstd/panicking.rs:335 [INFO] [stderr] 13: 0x5560fca43014 - pipeliner::tests::test_panic::{{closure}}::hda36e185e7b4c982 [INFO] [stderr] at src/tests.rs:44 [INFO] [stderr] 14: 0x5560fca0e5f9 - pipeliner::unordered::PipelineIter::new::{{closure}}::h409532b67bb0c699 [INFO] [stderr] at src/unordered.rs:49 [INFO] [stderr] 15: 0x5560fca3060e - std::sys_common::backtrace::__rust_begin_short_backtrace::h720c110e74ab0657 [INFO] [stderr] at /rustc/5752b6348ee6971573b278c315a02193c847ee32/src/libstd/sys_common/backtrace.rs:126 [INFO] [stderr] 16: 0x5560fca00991 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h644da93c9472d740 [INFO] [stderr] at /rustc/5752b6348ee6971573b278c315a02193c847ee32/src/libstd/thread/mod.rs:470 [INFO] [stderr] 17: 0x5560fca43851 - as core::ops::function::FnOnce<()>>::call_once::ha2b1760e8699a867 [INFO] [stderr] at /rustc/5752b6348ee6971573b278c315a02193c847ee32/src/libstd/panic.rs:315 [INFO] [stderr] 18: 0x5560fca313b1 - std::panicking::try::do_call::hb3cef1e345a44d41 [INFO] [stderr] at /rustc/5752b6348ee6971573b278c315a02193c847ee32/src/libstd/panicking.rs:292 [INFO] [stderr] 19: 0x5560fca9ad7a - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:80 [INFO] [stderr] 20: 0x5560fca308e3 - std::panicking::try::h8a018481f9738b20 [INFO] [stderr] at /rustc/5752b6348ee6971573b278c315a02193c847ee32/src/libstd/panicking.rs:271 [INFO] [stderr] 21: 0x5560fca440f1 - std::panic::catch_unwind::hd268903bfd5bc32f [INFO] [stderr] at /rustc/5752b6348ee6971573b278c315a02193c847ee32/src/libstd/panic.rs:394 [INFO] [stderr] 22: 0x5560fc9ffb12 - std::thread::Builder::spawn_unchecked::{{closure}}::h19c5bd8fb2ac1eab [INFO] [stderr] at /rustc/5752b6348ee6971573b278c315a02193c847ee32/src/libstd/thread/mod.rs:469 [INFO] [stderr] 23: 0x5560fc9f6923 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h1dc7843e0b2e2dfc [INFO] [stderr] at /rustc/5752b6348ee6971573b278c315a02193c847ee32/src/libcore/ops/function.rs:227 [INFO] [stderr] 24: 0x5560fca8de7f - as core::ops::function::FnOnce>::call_once::h3cdef3b7ea22cd61 [INFO] [stderr] at /rustc/5752b6348ee6971573b278c315a02193c847ee32/src/liballoc/boxed.rs:922 [INFO] [stderr] 25: 0x5560fca9a420 - as core::ops::function::FnOnce>::call_once::hc8f25720bf0d5424 [INFO] [stderr] at /rustc/5752b6348ee6971573b278c315a02193c847ee32/src/liballoc/boxed.rs:922 [INFO] [stderr] 26: 0x5560fca9a420 - std::sys_common::thread::start_thread::h7e8885ccfd5d1932 [INFO] [stderr] at src/libstd/sys_common/thread.rs:13 [INFO] [stderr] 27: 0x5560fca9a420 - std::sys::unix::thread::Thread::new::thread_start::h5d24df932d688baf [INFO] [stderr] at src/libstd/sys/unix/thread.rs:79 [INFO] [stderr] 28: 0x7f4ec8ceb6db - start_thread [INFO] [stderr] 29: 0x7f4ec87fc88f - __clone [INFO] [stderr] 30: 0x0 - [INFO] [stdout] test tests::test_panic ... ok [INFO] [stdout] test tests::parallel_test ... ok [INFO] [stdout] test tests::serial_test ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Doc-tests pipeliner [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test src/lib.rs - (line 13) ... ok [INFO] [stdout] test src/lib.rs - (line 26) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "2f79be2811375f2fe1c1e4d158bfc0072112271c2a9358f5c24afd71075315dd"` [INFO] running `"docker" "rm" "-f" "2f79be2811375f2fe1c1e4d158bfc0072112271c2a9358f5c24afd71075315dd"` [INFO] [stdout] 2f79be2811375f2fe1c1e4d158bfc0072112271c2a9358f5c24afd71075315dd