[INFO] crate exar-net 0.1.0 is already in cache [INFO] extracting crate exar-net 0.1.0 into work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/exar-net/0.1.0 [INFO] extracting crate exar-net 0.1.0 into work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/exar-net/0.1.0 [INFO] validating manifest of exar-net-0.1.0 on toolchain master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of exar-net-0.1.0 on toolchain try#7fea0229842e79db1159ea58ad9a653b288efee9 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing exar-net-0.1.0 [INFO] removed path dependency exar from exar-net-0.1.0 [INFO] removed path dependency exar-testkit from exar-net-0.1.0 [INFO] finished frobbing exar-net-0.1.0 [INFO] frobbed toml for exar-net-0.1.0 written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/exar-net/0.1.0/Cargo.toml [INFO] started frobbing exar-net-0.1.0 [INFO] removed path dependency exar from exar-net-0.1.0 [INFO] removed path dependency exar-testkit from exar-net-0.1.0 [INFO] finished frobbing exar-net-0.1.0 [INFO] frobbed toml for exar-net-0.1.0 written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/exar-net/0.1.0/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing exar-net-0.1.0 against master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54 for pr-57967 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-7/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/exar-net/0.1.0:/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=forbid" "-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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "build" "--frozen"` [INFO] [stdout] 77162e85ab22334c6091f227cd9dbc779bce50ada5f801ba6680723297fcd62a [INFO] running `"docker" "start" "-a" "77162e85ab22334c6091f227cd9dbc779bce50ada5f801ba6680723297fcd62a"` [INFO] [stderr] Compiling indexed-line-reader v0.2.0 [INFO] [stderr] Compiling exar v0.1.0 [INFO] [stderr] Compiling exar-net v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused `#[macro_use]` import [INFO] [stderr] --> src/lib.rs:123:1 [INFO] [stderr] | [INFO] [stderr] 123 | #[macro_use] [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 5.59s [INFO] running `"docker" "inspect" "77162e85ab22334c6091f227cd9dbc779bce50ada5f801ba6680723297fcd62a"` [INFO] running `"docker" "rm" "-f" "77162e85ab22334c6091f227cd9dbc779bce50ada5f801ba6680723297fcd62a"` [INFO] [stdout] 77162e85ab22334c6091f227cd9dbc779bce50ada5f801ba6680723297fcd62a [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-7/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/exar-net/0.1.0:/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=forbid" "-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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "test" "--frozen" "--no-run"` [INFO] [stdout] 697e7747449689bac842eb6cc902e59bbfb157b9da046b8afad3321503d2b34c [INFO] running `"docker" "start" "-a" "697e7747449689bac842eb6cc902e59bbfb157b9da046b8afad3321503d2b34c"` [INFO] [stderr] Compiling exar-testkit v0.1.0 [INFO] [stderr] Compiling exar-net v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused `#[macro_use]` import [INFO] [stderr] --> src/lib.rs:123:1 [INFO] [stderr] | [INFO] [stderr] 123 | #[macro_use] [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.68s [INFO] running `"docker" "inspect" "697e7747449689bac842eb6cc902e59bbfb157b9da046b8afad3321503d2b34c"` [INFO] running `"docker" "rm" "-f" "697e7747449689bac842eb6cc902e59bbfb157b9da046b8afad3321503d2b34c"` [INFO] [stdout] 697e7747449689bac842eb6cc902e59bbfb157b9da046b8afad3321503d2b34c [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-7/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/exar-net/0.1.0:/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=forbid" "-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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "test" "--frozen"` [INFO] [stdout] 5d7d345eab671750a32e11d4a362798690370f8a6a217e1594ef9922199bf427 [INFO] running `"docker" "start" "-a" "5d7d345eab671750a32e11d4a362798690370f8a6a217e1594ef9922199bf427"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running /opt/crater/target/debug/deps/exar_net-dca4883862e22cb4 [INFO] [stdout] [INFO] [stdout] running 10 tests [INFO] [stdout] test message::tests::test_end_of_event_stream ... ok [INFO] [stdout] test message::tests::test_connect ... ok [INFO] [stdout] test message::tests::test_error ... ok [INFO] [stdout] test message::tests::test_connected ... ok [INFO] [stdout] test message::tests::test_publish ... ok [INFO] [stdout] test message::tests::test_subscribed ... ok [INFO] [stdout] test message::tests::test_published ... ok [INFO] [stdout] test message::tests::test_subscribe ... ok [INFO] [stdout] test message::tests::test_event ... ok [INFO] [stdout] test stream::tests::test_tcp_message_stream ... FAILED [INFO] [stderr] error: test failed, to rerun pass '--lib' [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- stream::tests::test_tcp_message_stream stdout ---- [INFO] [stdout] thread 'stream::tests::test_tcp_message_stream' panicked at 'Unable to create log stream: Os { code: 30, kind: Other, message: "Read-only file system" }', src/libcore/result.rs:997:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55f77352ceb3 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::hb587d2734f1dc7c5 [INFO] [stdout] at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39 [INFO] [stdout] 1: 0x55f773528bcb - std::sys_common::backtrace::_print::he39717f7cfbd122d [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:70 [INFO] [stdout] 2: 0x55f77352bb66 - std::panicking::default_hook::{{closure}}::hb7f1ae5149814e5e [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:58 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 3: 0x55f77352b867 - std::panicking::default_hook::hc2b73d8ffc772b35 [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 4: 0x55f77352c270 - std::panicking::rust_panic_with_hook::h625072734a147d22 [INFO] [stdout] at src/libstd/panicking.rs:478 [INFO] [stdout] 5: 0x55f77352bdf1 - std::panicking::continue_panic_fmt::h3d3b66f689c3e04e [INFO] [stdout] at src/libstd/panicking.rs:385 [INFO] [stdout] 6: 0x55f77352bcd5 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:312 [INFO] [stdout] 7: 0x55f77353e5ec - core::panicking::panic_fmt::h3dc182ff7fefc0c0 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 8: 0x55f77351b0c7 - core::result::unwrap_failed::h31a9ccb9e79ce14d [INFO] [stdout] at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/libcore/macros.rs:16 [INFO] [stdout] 9: 0x55f7734b95ed - >::expect::h3775bf2fdf077926 [INFO] [stdout] at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/libcore/result.rs:825 [INFO] [stdout] 10: 0x55f7734bb83f - exar_net::stream::tests::test_tcp_message_stream::h43c5517033294e89 [INFO] [stdout] at src/stream.rs:163 [INFO] [stdout] 11: 0x55f7734bb7c9 - exar_net::stream::tests::test_tcp_message_stream::{{closure}}::ha59514d3ff149ad9 [INFO] [stdout] at src/stream.rs:161 [INFO] [stdout] 12: 0x55f7734b7eed - core::ops::function::FnOnce::call_once::h44a77ccb89239393 [INFO] [stdout] at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/libcore/ops/function.rs:231 [INFO] [stdout] 13: 0x55f7734c8e7e - >::call_box::h6b39ff82621fe3f5 [INFO] [stdout] at src/libtest/lib.rs:1474 [INFO] [stdout] at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/libcore/ops/function.rs:231 [INFO] [stdout] at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/liballoc/boxed.rs:734 [INFO] [stdout] 14: 0x55f77352f499 - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:92 [INFO] [stdout] 15: 0x55f7734e6107 - test::run_test::run_test_inner::{{closure}}::h57942e399d1cc807 [INFO] [stdout] at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/libstd/panicking.rs:276 [INFO] [stdout] at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/libstd/panic.rs:388 [INFO] [stdout] at src/libtest/lib.rs:1429 [INFO] [stdout] 16: 0x55f7734c18c4 - std::sys_common::backtrace::__rust_begin_short_backtrace::h85c77ad9ddf8fba3 [INFO] [stdout] at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/libstd/sys_common/backtrace.rs:135 [INFO] [stdout] 17: 0x55f7734c1f94 - std::panicking::try::do_call::hf5b2072d080453d1 [INFO] [stdout] at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/libstd/thread/mod.rs:469 [INFO] [stdout] at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/libstd/panic.rs:309 [INFO] [stdout] at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/libstd/panicking.rs:297 [INFO] [stdout] 18: 0x55f77352f499 - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:92 [INFO] [stdout] 19: 0x55f7734c90fc - >::call_box::hf0a5ea81172c4bf3 [INFO] [stdout] at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/libstd/panicking.rs:276 [INFO] [stdout] at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/libstd/panic.rs:388 [INFO] [stdout] at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/libstd/thread/mod.rs:468 [INFO] [stdout] at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/liballoc/boxed.rs:734 [INFO] [stdout] 20: 0x55f77352ec4d - std::sys::unix::thread::Thread::new::thread_start::h60ff5f253b4125d5 [INFO] [stdout] at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/liballoc/boxed.rs:744 [INFO] [stdout] at src/libstd/sys_common/thread.rs:14 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:81 [INFO] [stdout] 21: 0x7fe0040ca493 - start_thread [INFO] [stdout] 22: 0x7fe003bf5ace - __clone [INFO] [stdout] 23: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] stream::tests::test_tcp_message_stream [INFO] [stdout] [INFO] [stdout] test result: FAILED. 9 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "5d7d345eab671750a32e11d4a362798690370f8a6a217e1594ef9922199bf427"` [INFO] running `"docker" "rm" "-f" "5d7d345eab671750a32e11d4a362798690370f8a6a217e1594ef9922199bf427"` [INFO] [stdout] 5d7d345eab671750a32e11d4a362798690370f8a6a217e1594ef9922199bf427