[INFO] crate parc 1.0.1 is already in cache [INFO] testing parc-1.0.1 against 1.44.0 for beta-1.45-1 [INFO] extracting crate parc 1.0.1 into /workspace/builds/worker-5/source [INFO] validating manifest of crates.io crate parc 1.0.1 on toolchain 1.44.0 [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate parc 1.0.1 [INFO] finished tweaking crates.io crate parc 1.0.1 [INFO] tweaked toml for crates.io crate parc 1.0.1 written to /workspace/builds/worker-5/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-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" "+1.44.0" "build" "--frozen"` [INFO] [stdout] 22caf7707035d23863b046f4b2f2dda895324ab2321451275deba493d1525721 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "22caf7707035d23863b046f4b2f2dda895324ab2321451275deba493d1525721"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling parc v1.0.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.27s [INFO] running `"docker" "inspect" "22caf7707035d23863b046f4b2f2dda895324ab2321451275deba493d1525721"` [INFO] running `"docker" "rm" "-f" "22caf7707035d23863b046f4b2f2dda895324ab2321451275deba493d1525721"` [INFO] [stdout] 22caf7707035d23863b046f4b2f2dda895324ab2321451275deba493d1525721 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-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" "+1.44.0" "test" "--frozen" "--no-run"` [INFO] [stdout] edd77b9887ce6fb019b111314f8255beca401593d4aa8c79c5ebb601b119e062 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "edd77b9887ce6fb019b111314f8255beca401593d4aa8c79c5ebb601b119e062"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling parc v1.0.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.99s [INFO] running `"docker" "inspect" "edd77b9887ce6fb019b111314f8255beca401593d4aa8c79c5ebb601b119e062"` [INFO] running `"docker" "rm" "-f" "edd77b9887ce6fb019b111314f8255beca401593d4aa8c79c5ebb601b119e062"` [INFO] [stdout] edd77b9887ce6fb019b111314f8255beca401593d4aa8c79c5ebb601b119e062 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-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" "+1.44.0" "test" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] ea171ec054c21683fe86208413cf683a802fba3a7c2cfd160e6cab74266e1341 [INFO] running `"docker" "start" "-a" "ea171ec054c21683fe86208413cf683a802fba3a7c2cfd160e6cab74266e1341"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/parc-20d20456fe0ddce2 [INFO] [stderr] thread '' panicked at 'explicit panic', src/lib.rs:555:33 [INFO] [stdout] [INFO] [stderr] stack backtrace: [INFO] [stdout] running 7 tests [INFO] [stdout] test tests::new ... ok [INFO] [stdout] test tests::join_after_thread ... ok [INFO] [stdout] test tests::loop_read_thread ... ok [INFO] [stdout] test tests::one_simple_thread ... ok [INFO] [stdout] test tests::many_loop_read_threads ... ok [INFO] [stderr] 0: 0x55d5b8526814 - backtrace::backtrace::libunwind::trace::hc1c4a1d8ad423b97 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stderr] 1: 0x55d5b8526814 - backtrace::backtrace::trace_unsynchronized::h82274781060cb056 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x55d5b8526814 - std::sys_common::backtrace::_print_fmt::h2a45d89b653a4da8 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stderr] 3: 0x55d5b8526814 - ::fmt::h41a0a93ab85e6aa1 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] 4: 0x55d5b854f50c - core::fmt::write::hdaea18585065a96d [INFO] [stderr] at src/libcore/fmt/mod.rs:1069 [INFO] [stderr] 5: 0x55d5b85233c3 - std::io::Write::write_fmt::h0cea70c809005252 [INFO] [stderr] at src/libstd/io/mod.rs:1504 [INFO] [stderr] 6: 0x55d5b85290e5 - std::sys_common::backtrace::_print::hd95f9978cc145ca4 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stderr] 7: 0x55d5b85290e5 - std::sys_common::backtrace::print::hfb25ca2291be47d0 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x55d5b85290e5 - std::panicking::default_hook::{{closure}}::h44f76cee5dc8591c [INFO] [stderr] at src/libstd/panicking.rs:198 [INFO] [stderr] 9: 0x55d5b8528e22 - std::panicking::default_hook::h198e1a712910f1e6 [INFO] [stderr] at src/libstd/panicking.rs:218 [INFO] [stderr] 10: 0x55d5b8529742 - std::panicking::rust_panic_with_hook::hc0b4730bb8013f9d [INFO] [stderr] at src/libstd/panicking.rs:511 [INFO] [stderr] 11: 0x55d5b852932b - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:419 [INFO] [stderr] 12: 0x55d5b854df31 - core::panicking::panic_fmt::h1ac71ad045d55416 [INFO] [stderr] at src/libcore/panicking.rs:111 [INFO] [stderr] 13: 0x55d5b854de7d - core::panicking::panic::h57854ec308e1f8ab [INFO] [stderr] at src/libcore/panicking.rs:54 [INFO] [stderr] 14: 0x55d5b84d6c63 - parc::tests::one_panic_read_threads::{{closure}}::h6069cce117097ef0 [INFO] [stderr] at src/lib.rs:555 [INFO] [stderr] 15: 0x55d5b84d7a42 - std::sys_common::backtrace::__rust_begin_short_backtrace::h80f2b4595286bfb6 [INFO] [stderr] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/sys_common/backtrace.rs:130 [INFO] [stderr] 16: 0x55d5b84cb872 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h0cca6db73089fde4 [INFO] [stderr] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/thread/mod.rs:475 [INFO] [stderr] 17: 0x55d5b84ce602 - as core::ops::function::FnOnce<()>>::call_once::he5988252bbc6229a [INFO] [stderr] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panic.rs:318 [INFO] [stderr] 18: 0x55d5b84d34e8 - std::panicking::try::do_call::hef21246d18fe6243 [INFO] [stderr] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panicking.rs:331 [INFO] [stderr] 19: 0x55d5b84d38ad - __rust_try [INFO] [stderr] 20: 0x55d5b84d3289 - std::panicking::try::hc47765e0c9b482d5 [INFO] [stderr] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panicking.rs:274 [INFO] [stderr] 21: 0x55d5b84cea02 - std::panic::catch_unwind::hd7db2ce4dbd6d31d [INFO] [stderr] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panic.rs:394 [INFO] [stderr] 22: 0x55d5b84cb3e7 - std::thread::Builder::spawn_unchecked::{{closure}}::hca3b43a55ad43378 [INFO] [stderr] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/thread/mod.rs:474 [INFO] [stderr] 23: 0x55d5b84d7ebe - core::ops::function::FnOnce::call_once{{vtable.shim}}::hd8fc59da637a41b4 [INFO] [stderr] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libcore/ops/function.rs:232 [INFO] [stderr] 24: 0x55d5b852ff2a - as core::ops::function::FnOnce>::call_once::h1f1fac7de7dd9691 [INFO] [stderr] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/liballoc/boxed.rs:1008 [INFO] [stderr] 25: 0x55d5b852ff2a - as core::ops::function::FnOnce>::call_once::ha031f48633a6af54 [INFO] [stderr] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/liballoc/boxed.rs:1008 [INFO] [stderr] 26: 0x55d5b852ff2a - std::sys::unix::thread::Thread::new::thread_start::h241864caf436e182 [INFO] [stderr] at src/libstd/sys/unix/thread.rs:87 [INFO] [stderr] 27: 0x7f7d37a83609 - start_thread [INFO] [stderr] 28: 0x7f7d3798f103 - __clone [INFO] [stderr] 29: 0x0 - [INFO] [stdout] test tests::multiple_threads ... ok [INFO] [stdout] test tests::one_panic_read_threads ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Doc-tests parc [INFO] [stdout] [INFO] [stdout] running 9 tests [INFO] [stdout] test src/lib.rs - ParentArc::try_downgrade (line 168) ... ok [INFO] [stdout] test src/lib.rs - LockWeak::upgrade (line 342) ... ok [INFO] [stdout] test src/lib.rs - ChildArc (line 390) ... ok [INFO] [stdout] test src/lib.rs - ParentArc::downgrade (line 153) ... ok [INFO] [stdout] test src/lib.rs - ParentArc::unlock (line 132) ... ok [INFO] [stdout] test src/lib.rs - ParentArc::lock (line 108) ... ok [INFO] [stdout] test src/lib.rs - ParentArc::block_into_inner (line 195) ... ok [INFO] [stdout] test src/lib.rs - ParentArc::new (line 81) ... ok [INFO] [stdout] test src/lib.rs - ParentArc::try_unwrap (line 232) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "ea171ec054c21683fe86208413cf683a802fba3a7c2cfd160e6cab74266e1341"` [INFO] running `"docker" "rm" "-f" "ea171ec054c21683fe86208413cf683a802fba3a7c2cfd160e6cab74266e1341"` [INFO] [stdout] ea171ec054c21683fe86208413cf683a802fba3a7c2cfd160e6cab74266e1341