[INFO] crate single-instance 0.1.2 is already in cache [INFO] testing single-instance-0.1.2 against try#03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 for pr-74409 [INFO] extracting crate single-instance 0.1.2 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate single-instance 0.1.2 on toolchain 03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate single-instance 0.1.2 [INFO] finished tweaking crates.io crate single-instance 0.1.2 [INFO] tweaked toml for crates.io crate single-instance 0.1.2 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate crates.io crate single-instance 0.1.2 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2d7f63a0f5d6c25566b0f4ceeb389ed36edd14ff8e17b412a0d4f857a4f3d14f [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "2d7f63a0f5d6c25566b0f4ceeb389ed36edd14ff8e17b412a0d4f857a4f3d14f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2d7f63a0f5d6c25566b0f4ceeb389ed36edd14ff8e17b412a0d4f857a4f3d14f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2d7f63a0f5d6c25566b0f4ceeb389ed36edd14ff8e17b412a0d4f857a4f3d14f", kill_on_drop: false }` [INFO] [stdout] 2d7f63a0f5d6c25566b0f4ceeb389ed36edd14ff8e17b412a0d4f857a4f3d14f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=forbid" "-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@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8c39e8ec7215810b2021dda76a70cc36c92cf3be19904bb46c71ac3ef8c6ca2f [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "8c39e8ec7215810b2021dda76a70cc36c92cf3be19904bb46c71ac3ef8c6ca2f", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.9 [INFO] [stderr] Compiling syn v1.0.16 [INFO] [stderr] Compiling failure_derive v0.1.7 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling widestring v0.2.2 [INFO] [stderr] Compiling backtrace-sys v0.1.33 [INFO] [stderr] Compiling quote v1.0.3 [INFO] [stderr] Compiling backtrace v0.3.45 [INFO] [stderr] Compiling synstructure v0.12.3 [INFO] [stderr] Compiling failure v0.1.7 [INFO] [stderr] Compiling single-instance v0.1.2 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 20.29s [INFO] running `Command { std: "docker" "inspect" "8c39e8ec7215810b2021dda76a70cc36c92cf3be19904bb46c71ac3ef8c6ca2f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8c39e8ec7215810b2021dda76a70cc36c92cf3be19904bb46c71ac3ef8c6ca2f", kill_on_drop: false }` [INFO] [stdout] 8c39e8ec7215810b2021dda76a70cc36c92cf3be19904bb46c71ac3ef8c6ca2f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=forbid" "-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@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] c9facfc031fde128f9b64decc7cc4527567152cfcd0181806bd2d9fcc6fdc998 [INFO] running `Command { std: "docker" "start" "-a" "c9facfc031fde128f9b64decc7cc4527567152cfcd0181806bd2d9fcc6fdc998", kill_on_drop: false }` [INFO] [stderr] Compiling single-instance v0.1.2 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.09s [INFO] running `Command { std: "docker" "inspect" "c9facfc031fde128f9b64decc7cc4527567152cfcd0181806bd2d9fcc6fdc998", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c9facfc031fde128f9b64decc7cc4527567152cfcd0181806bd2d9fcc6fdc998", kill_on_drop: false }` [INFO] [stdout] c9facfc031fde128f9b64decc7cc4527567152cfcd0181806bd2d9fcc6fdc998 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=forbid" "-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@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 80712c065980b29ba5a885e707c42909bd09c637ae8352f4d1ccc6cdc87f6a21 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "80712c065980b29ba5a885e707c42909bd09c637ae8352f4d1ccc6cdc87f6a21", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.10s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/single_instance-fa00021a3ecffc04 [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test test_single_instance ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- test_single_instance stdout ---- [INFO] [stdout] thread 'test_single_instance' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: Other, message: "Read-only file system" } [INFO] [stdout] [INFO] [stdout] 0: failure::backtrace::internal::InternalBacktrace::new [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.7/src/backtrace/internal.rs:46 [INFO] [stdout] 1: failure::backtrace::Backtrace::new [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.7/src/backtrace/mod.rs:121 [INFO] [stdout] 2: >::from [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.7/src/error/error_impl.rs:19 [INFO] [stdout] 3: >::from [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.7/src/error/mod.rs:36 [INFO] [stdout] 4: single_instance::inner::SingleInstance::new [INFO] [stdout] at src/lib.rs:99 [INFO] [stdout] 5: single_instance::test_single_instance [INFO] [stdout] at src/lib.rs:155 [INFO] [stdout] 6: single_instance::test_single_instance::{{closure}} [INFO] [stdout] at src/lib.rs:153 [INFO] [stdout] 7: core::ops::function::FnOnce::call_once [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libcore/ops/function.rs:233 [INFO] [stdout] 8: as core::ops::function::FnOnce>::call_once [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/liballoc/boxed.rs:1081 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/panic.rs:318 [INFO] [stdout] std::panicking::try::do_call [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/panicking.rs:348 [INFO] [stdout] std::panicking::try [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/panicking.rs:325 [INFO] [stdout] std::panic::catch_unwind [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test_in_process [INFO] [stdout] at src/libtest/lib.rs:541 [INFO] [stdout] test::run_test::run_test_inner::{{closure}} [INFO] [stdout] at src/libtest/lib.rs:450 [INFO] [stdout] 9: std::sys_common::backtrace::__rust_begin_short_backtrace [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/sys_common/backtrace.rs:130 [INFO] [stdout] 10: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}} [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/thread/mod.rs:475 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/panic.rs:318 [INFO] [stdout] std::panicking::try::do_call [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/panicking.rs:348 [INFO] [stdout] std::panicking::try [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/panicking.rs:325 [INFO] [stdout] std::panic::catch_unwind [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}} [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/thread/mod.rs:474 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}} [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libcore/ops/function.rs:233 [INFO] [stdout] 11: as core::ops::function::FnOnce>::call_once [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/liballoc/boxed.rs:1081 [INFO] [stdout] as core::ops::function::FnOnce>::call_once [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/liballoc/boxed.rs:1081 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start [INFO] [stdout] at src/libstd/sys/unix/thread.rs:87 [INFO] [stdout] 12: start_thread [INFO] [stdout] 13: __clone [INFO] [stdout] ', src/lib.rs:155:86 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5654545bb4a5 - backtrace::backtrace::libunwind::trace::hea89dfbbfe67f40d [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stdout] 1: 0x5654545bb4a5 - backtrace::backtrace::trace_unsynchronized::h0513dd713d7644d4 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5654545bb4a5 - std::sys_common::backtrace::_print_fmt::h040abae64e4a24a9 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stdout] 3: 0x5654545bb4a5 - ::fmt::hb4bdb37c3c335733 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stdout] 4: 0x5654545e315c - core::fmt::write::h540ac4a6a1232abc [INFO] [stdout] at src/libcore/fmt/mod.rs:1076 [INFO] [stdout] 5: 0x56545453b9d5 - std::io::Write::write_fmt::h4be0daababb55bba [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/io/mod.rs:1539 [INFO] [stdout] 6: 0x5654545b5981 - std::io::impls::>::write_fmt::h83c1e1aa73f374f5 [INFO] [stdout] at src/libstd/io/impls.rs:176 [INFO] [stdout] 7: 0x5654545bdc00 - std::sys_common::backtrace::_print::hb55cc635eaf1882e [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stdout] 8: 0x5654545bdc00 - std::sys_common::backtrace::print::h2b2218fa55714084 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stdout] 9: 0x5654545bdc00 - std::panicking::default_hook::{{closure}}::h578517c025765cf3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 10: 0x5654545bd8fa - std::panicking::default_hook::h4cafc94c2fc640fb [INFO] [stdout] at src/libstd/panicking.rs:214 [INFO] [stdout] 11: 0x5654545be243 - std::panicking::rust_panic_with_hook::h3eeb5001beeca5c3 [INFO] [stdout] at src/libstd/panicking.rs:526 [INFO] [stdout] 12: 0x5654545bde3b - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:437 [INFO] [stdout] 13: 0x5654545e1af1 - core::panicking::panic_fmt::h78830ea6a34e7206 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 14: 0x5654545e1913 - core::option::expect_none_failed::hf79bbb5ca7e09e08 [INFO] [stdout] at src/libcore/option.rs:1269 [INFO] [stdout] 15: 0x5654545397e4 - core::result::Result::unwrap::h8ce0e7c26040e0f6 [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libcore/result.rs:1005 [INFO] [stdout] 16: 0x565454539fbf - single_instance::test_single_instance::h635a866dc0b09029 [INFO] [stdout] at src/lib.rs:155 [INFO] [stdout] 17: 0x565454539f6a - single_instance::test_single_instance::{{closure}}::h3e78e2ef88d3d749 [INFO] [stdout] at src/lib.rs:153 [INFO] [stdout] 18: 0x565454539b1e - core::ops::function::FnOnce::call_once::h443cb5a8fd943afb [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libcore/ops/function.rs:233 [INFO] [stdout] 19: 0x565454562f4c - as core::ops::function::FnOnce>::call_once::h8340ba6798e0c4ff [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/liballoc/boxed.rs:1081 [INFO] [stdout] 20: 0x565454562f4c - as core::ops::function::FnOnce<()>>::call_once::h5590e98676605094 [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/panic.rs:318 [INFO] [stdout] 21: 0x565454562f4c - std::panicking::try::do_call::hd8680a2dbb0ed3c4 [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/panicking.rs:348 [INFO] [stdout] 22: 0x565454562f4c - std::panicking::try::h46b4de2d705e7a8d [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/panicking.rs:325 [INFO] [stdout] 23: 0x565454562f4c - std::panic::catch_unwind::h059b3f06991e0a9c [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/panic.rs:394 [INFO] [stdout] 24: 0x565454562f4c - test::run_test_in_process::h5ae08a65430494a4 [INFO] [stdout] at src/libtest/lib.rs:541 [INFO] [stdout] 25: 0x565454562f4c - test::run_test::run_test_inner::{{closure}}::h4b36073838376ae8 [INFO] [stdout] at src/libtest/lib.rs:450 [INFO] [stdout] 26: 0x56545453aec6 - std::sys_common::backtrace::__rust_begin_short_backtrace::h0169d0be588b8bf0 [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/sys_common/backtrace.rs:130 [INFO] [stdout] 27: 0x56545453feb5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h71bfc37e887d3973 [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/thread/mod.rs:475 [INFO] [stdout] 28: 0x56545453feb5 - as core::ops::function::FnOnce<()>>::call_once::h36c65072907dc180 [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/panic.rs:318 [INFO] [stdout] 29: 0x56545453feb5 - std::panicking::try::do_call::h4e0f426e17cd216c [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/panicking.rs:348 [INFO] [stdout] 30: 0x56545453feb5 - std::panicking::try::hd05e4ef6b4303d29 [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/panicking.rs:325 [INFO] [stdout] 31: 0x56545453feb5 - std::panic::catch_unwind::h19a1127ec729c5dd [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/panic.rs:394 [INFO] [stdout] 32: 0x56545453feb5 - std::thread::Builder::spawn_unchecked::{{closure}}::h011300735f06b1e2 [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/thread/mod.rs:474 [INFO] [stdout] 33: 0x56545453feb5 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h1e3c55f31f1d122e [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libcore/ops/function.rs:233 [INFO] [stdout] 34: 0x5654545c442a - as core::ops::function::FnOnce>::call_once::hc0e15d78a519721e [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/liballoc/boxed.rs:1081 [INFO] [stdout] 35: 0x5654545c442a - as core::ops::function::FnOnce>::call_once::h211da8fffb09f192 [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/liballoc/boxed.rs:1081 [INFO] [stdout] 36: 0x5654545c442a - std::sys::unix::thread::Thread::new::thread_start::h29594ddebf23e421 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:87 [INFO] [stdout] 37: 0x7f18b371b609 - start_thread [INFO] [stdout] 38: 0x7f18b3627103 - __clone [INFO] [stdout] 39: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] test_single_instance [INFO] [stdout] [INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--lib' [INFO] running `Command { std: "docker" "inspect" "80712c065980b29ba5a885e707c42909bd09c637ae8352f4d1ccc6cdc87f6a21", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "80712c065980b29ba5a885e707c42909bd09c637ae8352f4d1ccc6cdc87f6a21", kill_on_drop: false }` [INFO] [stdout] 80712c065980b29ba5a885e707c42909bd09c637ae8352f4d1ccc6cdc87f6a21