[INFO] fetching crate shm_open_anonymous 1.0.1... [INFO] testing shm_open_anonymous-1.0.1 against try#61cd42370816fd135c0f3b9debf2f5dfcf194594 for pr-98839 [INFO] extracting crate shm_open_anonymous 1.0.1 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate shm_open_anonymous 1.0.1 on toolchain 61cd42370816fd135c0f3b9debf2f5dfcf194594 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+61cd42370816fd135c0f3b9debf2f5dfcf194594" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate shm_open_anonymous 1.0.1 [INFO] finished tweaking crates.io crate shm_open_anonymous 1.0.1 [INFO] tweaked toml for crates.io crate shm_open_anonymous 1.0.1 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+61cd42370816fd135c0f3b9debf2f5dfcf194594" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+61cd42370816fd135c0f3b9debf2f5dfcf194594" "fetch" "--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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5873ed620acfc3295992aedd9294443d62a478a48ba243bc5e6c4f5abaffa05f" "/opt/rustwide/cargo-home/bin/cargo" "+61cd42370816fd135c0f3b9debf2f5dfcf194594" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0257eaf46630cd914ab620f1f4f33cb016a3f620402a703b7aa6c5c58d8d4fa0 [INFO] running `Command { std: "docker" "start" "-a" "0257eaf46630cd914ab620f1f4f33cb016a3f620402a703b7aa6c5c58d8d4fa0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0257eaf46630cd914ab620f1f4f33cb016a3f620402a703b7aa6c5c58d8d4fa0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0257eaf46630cd914ab620f1f4f33cb016a3f620402a703b7aa6c5c58d8d4fa0", kill_on_drop: false }` [INFO] [stdout] 0257eaf46630cd914ab620f1f4f33cb016a3f620402a703b7aa6c5c58d8d4fa0 [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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5873ed620acfc3295992aedd9294443d62a478a48ba243bc5e6c4f5abaffa05f" "/opt/rustwide/cargo-home/bin/cargo" "+61cd42370816fd135c0f3b9debf2f5dfcf194594" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9328015a98b909ce3d329c3cf4d89b28f3f07a459a912dddf08086b20be912c1 [INFO] running `Command { std: "docker" "start" "-a" "9328015a98b909ce3d329c3cf4d89b28f3f07a459a912dddf08086b20be912c1", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.126 [INFO] [stderr] Compiling shm_open_anonymous v1.0.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.81s [INFO] running `Command { std: "docker" "inspect" "9328015a98b909ce3d329c3cf4d89b28f3f07a459a912dddf08086b20be912c1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9328015a98b909ce3d329c3cf4d89b28f3f07a459a912dddf08086b20be912c1", kill_on_drop: false }` [INFO] [stdout] 9328015a98b909ce3d329c3cf4d89b28f3f07a459a912dddf08086b20be912c1 [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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5873ed620acfc3295992aedd9294443d62a478a48ba243bc5e6c4f5abaffa05f" "/opt/rustwide/cargo-home/bin/cargo" "+61cd42370816fd135c0f3b9debf2f5dfcf194594" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b80b66a44ed82df24f888b4c48533afe034ec3b1a33e8009d9f9f625e146581e [INFO] running `Command { std: "docker" "start" "-a" "b80b66a44ed82df24f888b4c48533afe034ec3b1a33e8009d9f9f625e146581e", kill_on_drop: false }` [INFO] [stderr] Compiling shm_open_anonymous v1.0.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.72s [INFO] running `Command { std: "docker" "inspect" "b80b66a44ed82df24f888b4c48533afe034ec3b1a33e8009d9f9f625e146581e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b80b66a44ed82df24f888b4c48533afe034ec3b1a33e8009d9f9f625e146581e", kill_on_drop: false }` [INFO] [stdout] b80b66a44ed82df24f888b4c48533afe034ec3b1a33e8009d9f9f625e146581e [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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5873ed620acfc3295992aedd9294443d62a478a48ba243bc5e6c4f5abaffa05f" "/opt/rustwide/cargo-home/bin/cargo" "+61cd42370816fd135c0f3b9debf2f5dfcf194594" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] a06963965662a9988728c00ce61a8d22f60d3e1ff381f1e38eb8e33f8be46a68 [INFO] running `Command { std: "docker" "start" "-a" "a06963965662a9988728c00ce61a8d22f60d3e1ff381f1e38eb8e33f8be46a68", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/shm_open_anonymous-4bcc3e7582378752) [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test test::shm_open_anonymous ... ok [INFO] [stdout] test test::shm_open_anonymous_posix ... ok [INFO] [stdout] test test::shm_open_anonymous_posix_contention ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- test::shm_open_anonymous_posix_contention stdout ---- [INFO] [stdout] thread 'test::shm_open_anonymous_posix_contention' panicked at 'assertion failed: taken_fd != -1', src/lib.rs:167:9 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x562d899f35b0 - std::backtrace_rs::backtrace::libunwind::trace::h385ffbf574363e81 [INFO] [stdout] at /rustc/61cd42370816fd135c0f3b9debf2f5dfcf194594/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 1: 0x562d899f35b0 - std::backtrace_rs::backtrace::trace_unsynchronized::h1d1dbabbc7babee7 [INFO] [stdout] at /rustc/61cd42370816fd135c0f3b9debf2f5dfcf194594/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x562d899f35b0 - std::sys_common::backtrace::_print_fmt::h3fd7a321b650d311 [INFO] [stdout] at /rustc/61cd42370816fd135c0f3b9debf2f5dfcf194594/library/std/src/sys_common/backtrace.rs:66:5 [INFO] [stdout] 3: 0x562d899f35b0 - ::fmt::h9c5fc513eb6f6c7a [INFO] [stdout] at /rustc/61cd42370816fd135c0f3b9debf2f5dfcf194594/library/std/src/sys_common/backtrace.rs:45:22 [INFO] [stdout] 4: 0x562d89a1622c - core::fmt::write::h149259a69b3e2f89 [INFO] [stdout] at /rustc/61cd42370816fd135c0f3b9debf2f5dfcf194594/library/core/src/fmt/mod.rs:1198:17 [INFO] [stdout] 5: 0x562d899effd5 - std::io::Write::write_fmt::h6d11f4b16fd2c9e6 [INFO] [stdout] at /rustc/61cd42370816fd135c0f3b9debf2f5dfcf194594/library/std/src/io/mod.rs:1672:15 [INFO] [stdout] 6: 0x562d899f4ff1 - std::sys_common::backtrace::_print::h350a49f9ba10dc38 [INFO] [stdout] at /rustc/61cd42370816fd135c0f3b9debf2f5dfcf194594/library/std/src/sys_common/backtrace.rs:48:5 [INFO] [stdout] 7: 0x562d899f4ff1 - std::sys_common::backtrace::print::hc9483bcde74add9a [INFO] [stdout] at /rustc/61cd42370816fd135c0f3b9debf2f5dfcf194594/library/std/src/sys_common/backtrace.rs:35:9 [INFO] [stdout] 8: 0x562d899f4ff1 - std::panicking::default_hook::{{closure}}::h033c319db21062da [INFO] [stdout] at /rustc/61cd42370816fd135c0f3b9debf2f5dfcf194594/library/std/src/panicking.rs:295:22 [INFO] [stdout] 9: 0x562d899f4c46 - std::panicking::default_hook::h082702b84ddf9cba [INFO] [stdout] at /rustc/61cd42370816fd135c0f3b9debf2f5dfcf194594/library/std/src/panicking.rs:311:9 [INFO] [stdout] 10: 0x562d899f5693 - std::panicking::rust_panic_with_hook::hb5031567964b2362 [INFO] [stdout] at /rustc/61cd42370816fd135c0f3b9debf2f5dfcf194594/library/std/src/panicking.rs:698:17 [INFO] [stdout] 11: 0x562d899f5549 - std::panicking::begin_panic_handler::{{closure}}::h040f81592aed215a [INFO] [stdout] at /rustc/61cd42370816fd135c0f3b9debf2f5dfcf194594/library/std/src/panicking.rs:586:13 [INFO] [stdout] 12: 0x562d899f3a84 - std::sys_common::backtrace::__rust_end_short_backtrace::hb55752442d66befe [INFO] [stdout] at /rustc/61cd42370816fd135c0f3b9debf2f5dfcf194594/library/std/src/sys_common/backtrace.rs:138:18 [INFO] [stdout] 13: 0x562d899f52b2 - rust_begin_unwind [INFO] [stdout] at /rustc/61cd42370816fd135c0f3b9debf2f5dfcf194594/library/std/src/panicking.rs:584:5 [INFO] [stdout] 14: 0x562d89996d23 - core::panicking::panic_fmt::hab8e33512c332233 [INFO] [stdout] at /rustc/61cd42370816fd135c0f3b9debf2f5dfcf194594/library/core/src/panicking.rs:142:14 [INFO] [stdout] 15: 0x562d89996bed - core::panicking::panic::hf97f736a376a5fe9 [INFO] [stdout] at /rustc/61cd42370816fd135c0f3b9debf2f5dfcf194594/library/core/src/panicking.rs:48:5 [INFO] [stdout] 16: 0x562d89999422 - shm_open_anonymous::test::shm_open_anonymous_posix_contention::h0d606bf2966adc08 [INFO] [stdout] at /opt/rustwide/workdir/src/lib.rs:167:9 [INFO] [stdout] 17: 0x562d8999939a - shm_open_anonymous::test::shm_open_anonymous_posix_contention::{{closure}}::hf67b9b4b2c5f487e [INFO] [stdout] at /opt/rustwide/workdir/src/lib.rs:159:5 [INFO] [stdout] 18: 0x562d89997c6e - core::ops::function::FnOnce::call_once::h5768fbfa8fd62750 [INFO] [stdout] at /rustc/61cd42370816fd135c0f3b9debf2f5dfcf194594/library/core/src/ops/function.rs:248:5 [INFO] [stdout] 19: 0x562d899ce9c3 - core::ops::function::FnOnce::call_once::ha7afe1ddf9a8665b [INFO] [stdout] at /rustc/61cd42370816fd135c0f3b9debf2f5dfcf194594/library/core/src/ops/function.rs:248:5 [INFO] [stdout] 20: 0x562d899ce9c3 - test::__rust_begin_short_backtrace::h02df713062fe0d09 [INFO] [stdout] at /rustc/61cd42370816fd135c0f3b9debf2f5dfcf194594/library/test/src/lib.rs:572:5 [INFO] [stdout] 21: 0x562d899cd7bc - as core::ops::function::FnOnce>::call_once::h4f2b36c78ff85792 [INFO] [stdout] at /rustc/61cd42370816fd135c0f3b9debf2f5dfcf194594/library/alloc/src/boxed.rs:1934:9 [INFO] [stdout] 22: 0x562d899cd7bc - as core::ops::function::FnOnce<()>>::call_once::h8624c6094a076c25 [INFO] [stdout] at /rustc/61cd42370816fd135c0f3b9debf2f5dfcf194594/library/core/src/panic/unwind_safe.rs:271:9 [INFO] [stdout] 23: 0x562d899cd7bc - std::panicking::try::do_call::h0c501a0f7fa5bee0 [INFO] [stdout] at /rustc/61cd42370816fd135c0f3b9debf2f5dfcf194594/library/std/src/panicking.rs:492:40 [INFO] [stdout] 24: 0x562d899cd7bc - std::panicking::try::h60ab49b272d3e4f0 [INFO] [stdout] at /rustc/61cd42370816fd135c0f3b9debf2f5dfcf194594/library/std/src/panicking.rs:456:19 [INFO] [stdout] 25: 0x562d899cd7bc - std::panic::catch_unwind::h5f34d55961997ae8 [INFO] [stdout] at /rustc/61cd42370816fd135c0f3b9debf2f5dfcf194594/library/std/src/panic.rs:137:14 [INFO] [stdout] 26: 0x562d899cd7bc - test::run_test_in_process::hcf99044408a39ffa [INFO] [stdout] at /rustc/61cd42370816fd135c0f3b9debf2f5dfcf194594/library/test/src/lib.rs:595:18 [INFO] [stdout] 27: 0x562d899cd7bc - test::run_test::run_test_inner::{{closure}}::h5f747e7c34969277 [INFO] [stdout] at /rustc/61cd42370816fd135c0f3b9debf2f5dfcf194594/library/test/src/lib.rs:489:39 [INFO] [stdout] 28: 0x562d8999972c - test::run_test::run_test_inner::{{closure}}::hfbc9b7f814e7611c [INFO] [stdout] at /rustc/61cd42370816fd135c0f3b9debf2f5dfcf194594/library/test/src/lib.rs:516:37 [INFO] [stdout] 29: 0x562d8999972c - std::sys_common::backtrace::__rust_begin_short_backtrace::hc864e8be9763567e [INFO] [stdout] at /rustc/61cd42370816fd135c0f3b9debf2f5dfcf194594/library/std/src/sys_common/backtrace.rs:122:18 [INFO] [stdout] 30: 0x562d8999f63f - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h635fae7f98a9851a [INFO] [stdout] at /rustc/61cd42370816fd135c0f3b9debf2f5dfcf194594/library/std/src/thread/mod.rs:505:17 [INFO] [stdout] 31: 0x562d8999f63f - as core::ops::function::FnOnce<()>>::call_once::hb0e77e0fbf0b74e7 [INFO] [stdout] at /rustc/61cd42370816fd135c0f3b9debf2f5dfcf194594/library/core/src/panic/unwind_safe.rs:271:9 [INFO] [stdout] 32: 0x562d8999f63f - std::panicking::try::do_call::h843a2c7f433b6950 [INFO] [stdout] at /rustc/61cd42370816fd135c0f3b9debf2f5dfcf194594/library/std/src/panicking.rs:492:40 [INFO] [stdout] 33: 0x562d8999f63f - std::panicking::try::h64dfa5d8b1ef556f [INFO] [stdout] at /rustc/61cd42370816fd135c0f3b9debf2f5dfcf194594/library/std/src/panicking.rs:456:19 [INFO] [stdout] 34: 0x562d8999f63f - std::panic::catch_unwind::h3af2f5bf220b9738 [INFO] [stdout] at /rustc/61cd42370816fd135c0f3b9debf2f5dfcf194594/library/std/src/panic.rs:137:14 [INFO] [stdout] 35: 0x562d8999f63f - std::thread::Builder::spawn_unchecked_::{{closure}}::h8fd0a07746213f59 [INFO] [stdout] at /rustc/61cd42370816fd135c0f3b9debf2f5dfcf194594/library/std/src/thread/mod.rs:504:30 [INFO] [stdout] 36: 0x562d8999f63f - core::ops::function::FnOnce::call_once{{vtable.shim}}::h589aaf080555aafb [INFO] [stdout] at /rustc/61cd42370816fd135c0f3b9debf2f5dfcf194594/library/core/src/ops/function.rs:248:5 [INFO] [stdout] 37: 0x562d899f9c03 - as core::ops::function::FnOnce>::call_once::h4a4c573311170bd5 [INFO] [stdout] at /rustc/61cd42370816fd135c0f3b9debf2f5dfcf194594/library/alloc/src/boxed.rs:1934:9 [INFO] [stdout] 38: 0x562d899f9c03 - as core::ops::function::FnOnce>::call_once::h4c3a154b8915668e [INFO] [stdout] at /rustc/61cd42370816fd135c0f3b9debf2f5dfcf194594/library/alloc/src/boxed.rs:1934:9 [INFO] [stdout] 39: 0x562d899f9c03 - std::sys::unix::thread::Thread::new::thread_start::h9d4e5992c5fda7ce [INFO] [stdout] at /rustc/61cd42370816fd135c0f3b9debf2f5dfcf194594/library/std/src/sys/unix/thread.rs:108:17 [INFO] [stdout] 40: 0x7f4f0e311609 - start_thread [INFO] [stdout] 41: 0x7f4f0e0e1133 - clone [INFO] [stdout] 42: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] test::shm_open_anonymous_posix_contention [INFO] [stdout] [INFO] [stdout] test result: FAILED. 2 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--lib' [INFO] running `Command { std: "docker" "inspect" "a06963965662a9988728c00ce61a8d22f60d3e1ff381f1e38eb8e33f8be46a68", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a06963965662a9988728c00ce61a8d22f60d3e1ff381f1e38eb8e33f8be46a68", kill_on_drop: false }` [INFO] [stdout] a06963965662a9988728c00ce61a8d22f60d3e1ff381f1e38eb8e33f8be46a68