[INFO] fetching crate userfaultfd 0.3.2...
[INFO] testing userfaultfd-0.3.2 against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] extracting crate userfaultfd 0.3.2 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate userfaultfd 0.3.2 on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate userfaultfd 0.3.2
[INFO] finished tweaking crates.io crate userfaultfd 0.3.2
[INFO] tweaked toml for crates.io crate userfaultfd 0.3.2 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate crates.io crate userfaultfd 0.3.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded userfaultfd-sys v0.3.0
[INFO] [stderr]   Downloaded clang-sys v1.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", 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] 772608eec591ff748387c6975c45d2c45aa8cdd12bed12c7f39e54e54d9310f1
[INFO] running `Command { std: "docker" "start" "-a" "772608eec591ff748387c6975c45d2c45aa8cdd12bed12c7f39e54e54d9310f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "772608eec591ff748387c6975c45d2c45aa8cdd12bed12c7f39e54e54d9310f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "772608eec591ff748387c6975c45d2c45aa8cdd12bed12c7f39e54e54d9310f1", kill_on_drop: false }`
[INFO] [stdout] 772608eec591ff748387c6975c45d2c45aa8cdd12bed12c7f39e54e54d9310f1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--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] c387f0633a6fbc1d8f04743bd3b02698d988502afd994c0e74dd4a27ac55fd35
[INFO] running `Command { std: "docker" "start" "-a" "c387f0633a6fbc1d8f04743bd3b02698d988502afd994c0e74dd4a27ac55fd35", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling regex-syntax v0.6.22
[INFO] [stderr]    Compiling bindgen v0.57.0
[INFO] [stderr]    Compiling cc v1.0.66
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling libloading v0.6.7
[INFO] [stderr]    Compiling clang-sys v1.1.0
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling regex v1.4.3
[INFO] [stderr]    Compiling cexpr v0.4.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.23
[INFO] [stderr]    Compiling thiserror v1.0.23
[INFO] [stderr]    Compiling userfaultfd-sys v0.3.0
[INFO] [stderr]    Compiling userfaultfd v0.3.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 03s
[INFO] running `Command { std: "docker" "inspect" "c387f0633a6fbc1d8f04743bd3b02698d988502afd994c0e74dd4a27ac55fd35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c387f0633a6fbc1d8f04743bd3b02698d988502afd994c0e74dd4a27ac55fd35", kill_on_drop: false }`
[INFO] [stdout] c387f0633a6fbc1d8f04743bd3b02698d988502afd994c0e74dd4a27ac55fd35
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bf9b3b324626eed13d0944356515b4557cadb127042678727953325bd6717839
[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" "bf9b3b324626eed13d0944356515b4557cadb127042678727953325bd6717839", kill_on_drop: false }`
[INFO] [stderr]    Compiling userfaultfd v0.3.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.47s
[INFO] running `Command { std: "docker" "inspect" "bf9b3b324626eed13d0944356515b4557cadb127042678727953325bd6717839", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf9b3b324626eed13d0944356515b4557cadb127042678727953325bd6717839", kill_on_drop: false }`
[INFO] [stdout] bf9b3b324626eed13d0944356515b4557cadb127042678727953325bd6717839
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c42a62b5882f9ffbfa9e8d224c5b2422016fced772bd6a71cb381529acd18a1c
[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" "c42a62b5882f9ffbfa9e8d224c5b2422016fced772bd6a71cb381529acd18a1c", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/userfaultfd-569df3ab62c1c22a)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test::test_nonblocking_read_event ... FAILED
[INFO] [stdout] test test::test_read_event ... FAILED
[INFO] [stdout] test test::test_read_events ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- test::test_nonblocking_read_event stdout ----
[INFO] [stdout] Error: SystemError(Sys(EPERM))
[INFO] [stdout] thread 'test::test_nonblocking_read_event' panicked at 'assertion failed: `(left == right)`
[INFO] [stdout]   left: `1`,
[INFO] [stdout]  right: `0`: the test returned a termination value with a non-zero status code (1) which indicates a failure', /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/test/src/lib.rs:193:5
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55ee5494f380 - std[77c0456e0eb29f0c]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stdout]    1:     0x55ee5494f380 - std[77c0456e0eb29f0c]::backtrace_rs::backtrace::trace_unsynchronized::<std[77c0456e0eb29f0c]::sys_common::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x55ee5494f380 - std[77c0456e0eb29f0c]::sys_common::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x55ee5494f380 - <std[77c0456e0eb29f0c]::sys_common::backtrace::_print::DisplayBacktrace as core[ee1ca6415511a9c4]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stdout]    4:     0x55ee54971bac - core[ee1ca6415511a9c4]::fmt::write
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/core/src/fmt/mod.rs:1110:17
[INFO] [stdout]    5:     0x55ee5494c2c5 - <alloc[cda43b294bbfc5d0]::vec::Vec<u8> as std[77c0456e0eb29f0c]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/io/mod.rs:1584:15
[INFO] [stdout]    6:     0x55ee5495150b - std[77c0456e0eb29f0c]::sys_common::backtrace::_print
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stdout]    7:     0x55ee5495150b - std[77c0456e0eb29f0c]::sys_common::backtrace::print
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stdout]    8:     0x55ee5495150b - std[77c0456e0eb29f0c]::panicking::default_hook::{closure#1}
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panicking.rs:208:50
[INFO] [stdout]    9:     0x55ee5495101c - std[77c0456e0eb29f0c]::panicking::default_hook
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panicking.rs:222:9
[INFO] [stdout]   10:     0x55ee54951bb1 - std[77c0456e0eb29f0c]::panicking::rust_panic_with_hook
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panicking.rs:622:17
[INFO] [stdout]   11:     0x55ee549516b7 - std[77c0456e0eb29f0c]::panicking::begin_panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panicking.rs:519:13
[INFO] [stdout]   12:     0x55ee5494f87c - std[77c0456e0eb29f0c]::sys_common::backtrace::__rust_end_short_backtrace::<std[77c0456e0eb29f0c]::panicking::begin_panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stdout]   13:     0x55ee54951619 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panicking.rs:515:5
[INFO] [stdout]   14:     0x55ee548e94b1 - core[ee1ca6415511a9c4]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/core/src/panicking.rs:92:14
[INFO] [stdout]   15:     0x55ee549705ae - core[ee1ca6415511a9c4]::panicking::assert_failed_inner
[INFO] [stdout]   16:     0x55ee549380fa - core[ee1ca6415511a9c4]::panicking::assert_failed::<i32, i32>
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/core/src/panicking.rs:117:5
[INFO] [stdout]   17:     0x55ee548f9033 - test[eeb9024d9ac7bc83]::assert_test_result::<core[ee1ca6415511a9c4]::result::Result<(), userfaultfd[8cffc8adf92af776]::error::Error>>
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/test/src/lib.rs:193:5
[INFO] [stdout]   18:     0x55ee548f740d - userfaultfd[8cffc8adf92af776]::test::test_nonblocking_read_event::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:365:5
[INFO] [stdout]   19:     0x55ee548f2a5e - <userfaultfd[8cffc8adf92af776]::test::test_nonblocking_read_event::{closure#0} as core[ee1ca6415511a9c4]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   20:     0x55ee5491fcb3 - <fn() as core[ee1ca6415511a9c4]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   21:     0x55ee5491fcb3 - test[eeb9024d9ac7bc83]::__rust_begin_short_backtrace::<fn()>
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/test/src/lib.rs:577:5
[INFO] [stdout]   22:     0x55ee5491e77c - <alloc[cda43b294bbfc5d0]::boxed::Box<dyn core[ee1ca6415511a9c4]::ops::function::FnOnce<(), Output = ()> + core[ee1ca6415511a9c4]::marker::Send> as core[ee1ca6415511a9c4]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/alloc/src/boxed.rs:1575:9
[INFO] [stdout]   23:     0x55ee5491e77c - <std[77c0456e0eb29f0c]::panic::AssertUnwindSafe<alloc[cda43b294bbfc5d0]::boxed::Box<dyn core[ee1ca6415511a9c4]::ops::function::FnOnce<(), Output = ()> + core[ee1ca6415511a9c4]::marker::Send>> as core[ee1ca6415511a9c4]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panic.rs:346:9
[INFO] [stdout]   24:     0x55ee5491e77c - std[77c0456e0eb29f0c]::panicking::try::do_call::<std[77c0456e0eb29f0c]::panic::AssertUnwindSafe<alloc[cda43b294bbfc5d0]::boxed::Box<dyn core[ee1ca6415511a9c4]::ops::function::FnOnce<(), Output = ()> + core[ee1ca6415511a9c4]::marker::Send>>, ()>
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panicking.rs:401:40
[INFO] [stdout]   25:     0x55ee5491e77c - std[77c0456e0eb29f0c]::panicking::try::<(), std[77c0456e0eb29f0c]::panic::AssertUnwindSafe<alloc[cda43b294bbfc5d0]::boxed::Box<dyn core[ee1ca6415511a9c4]::ops::function::FnOnce<(), Output = ()> + core[ee1ca6415511a9c4]::marker::Send>>>
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panicking.rs:365:19
[INFO] [stdout]   26:     0x55ee5491e77c - std[77c0456e0eb29f0c]::panic::catch_unwind::<std[77c0456e0eb29f0c]::panic::AssertUnwindSafe<alloc[cda43b294bbfc5d0]::boxed::Box<dyn core[ee1ca6415511a9c4]::ops::function::FnOnce<(), Output = ()> + core[ee1ca6415511a9c4]::marker::Send>>, ()>
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panic.rs:433:14
[INFO] [stdout]   27:     0x55ee5491e77c - test[eeb9024d9ac7bc83]::run_test_in_process
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/test/src/lib.rs:600:18
[INFO] [stdout]   28:     0x55ee5491e77c - test[eeb9024d9ac7bc83]::run_test::run_test_inner::{closure#0}
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/test/src/lib.rs:492:39
[INFO] [stdout]   29:     0x55ee548fe442 - test[eeb9024d9ac7bc83]::run_test::run_test_inner::{closure#1}
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/test/src/lib.rs:519:37
[INFO] [stdout]   30:     0x55ee548fe442 - std[77c0456e0eb29f0c]::sys_common::backtrace::__rust_begin_short_backtrace::<test[eeb9024d9ac7bc83]::run_test::run_test_inner::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stdout]   31:     0x55ee548fed28 - <std[77c0456e0eb29f0c]::thread::Builder>::spawn_unchecked::<test[eeb9024d9ac7bc83]::run_test::run_test_inner::{closure#1}, ()>::{closure#0}::{closure#0}
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/thread/mod.rs:481:17
[INFO] [stdout]   32:     0x55ee548fed28 - <std[77c0456e0eb29f0c]::panic::AssertUnwindSafe<<std[77c0456e0eb29f0c]::thread::Builder>::spawn_unchecked<test[eeb9024d9ac7bc83]::run_test::run_test_inner::{closure#1}, ()>::{closure#0}::{closure#0}> as core[ee1ca6415511a9c4]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panic.rs:346:9
[INFO] [stdout]   33:     0x55ee548fed28 - std[77c0456e0eb29f0c]::panicking::try::do_call::<std[77c0456e0eb29f0c]::panic::AssertUnwindSafe<<std[77c0456e0eb29f0c]::thread::Builder>::spawn_unchecked<test[eeb9024d9ac7bc83]::run_test::run_test_inner::{closure#1}, ()>::{closure#0}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panicking.rs:401:40
[INFO] [stdout]   34:     0x55ee548fed28 - std[77c0456e0eb29f0c]::panicking::try::<(), std[77c0456e0eb29f0c]::panic::AssertUnwindSafe<<std[77c0456e0eb29f0c]::thread::Builder>::spawn_unchecked<test[eeb9024d9ac7bc83]::run_test::run_test_inner::{closure#1}, ()>::{closure#0}::{closure#0}>>
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panicking.rs:365:19
[INFO] [stdout]   35:     0x55ee548fed28 - std[77c0456e0eb29f0c]::panic::catch_unwind::<std[77c0456e0eb29f0c]::panic::AssertUnwindSafe<<std[77c0456e0eb29f0c]::thread::Builder>::spawn_unchecked<test[eeb9024d9ac7bc83]::run_test::run_test_inner::{closure#1}, ()>::{closure#0}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panic.rs:433:14
[INFO] [stdout]   36:     0x55ee548fed28 - <std[77c0456e0eb29f0c]::thread::Builder>::spawn_unchecked::<test[eeb9024d9ac7bc83]::run_test::run_test_inner::{closure#1}, ()>::{closure#0}
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/thread/mod.rs:480:30
[INFO] [stdout]   37:     0x55ee548fed28 - <<std[77c0456e0eb29f0c]::thread::Builder>::spawn_unchecked<test[eeb9024d9ac7bc83]::run_test::run_test_inner::{closure#1}, ()>::{closure#0} as core[ee1ca6415511a9c4]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   38:     0x55ee54956667 - <alloc[cda43b294bbfc5d0]::boxed::Box<dyn core[ee1ca6415511a9c4]::ops::function::FnOnce<(), Output = ()>> as core[ee1ca6415511a9c4]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/alloc/src/boxed.rs:1575:9
[INFO] [stdout]   39:     0x55ee54956667 - <alloc[cda43b294bbfc5d0]::boxed::Box<alloc[cda43b294bbfc5d0]::boxed::Box<dyn core[ee1ca6415511a9c4]::ops::function::FnOnce<(), Output = ()>>> as core[ee1ca6415511a9c4]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/alloc/src/boxed.rs:1575:9
[INFO] [stdout]   40:     0x55ee54956667 - <std[77c0456e0eb29f0c]::sys::unix::thread::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/sys/unix/thread.rs:71:17
[INFO] [stdout]   41:     0x7f8af4889609 - start_thread
[INFO] [stdout]   42:     0x7f8af4659293 - clone
[INFO] [stdout]   43:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- test::test_read_event stdout ----
[INFO] [stdout] Error: SystemError(Sys(EPERM))
[INFO] [stdout] thread 'test::test_read_event' panicked at 'assertion failed: `(left == right)`
[INFO] [stdout]   left: `1`,
[INFO] [stdout]  right: `0`: the test returned a termination value with a non-zero status code (1) which indicates a failure', /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/test/src/lib.rs:193:5
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55ee5494f380 - std[77c0456e0eb29f0c]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stdout]    1:     0x55ee5494f380 - std[77c0456e0eb29f0c]::backtrace_rs::backtrace::trace_unsynchronized::<std[77c0456e0eb29f0c]::sys_common::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x55ee5494f380 - std[77c0456e0eb29f0c]::sys_common::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x55ee5494f380 - <std[77c0456e0eb29f0c]::sys_common::backtrace::_print::DisplayBacktrace as core[ee1ca6415511a9c4]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stdout]    4:     0x55ee54971bac - core[ee1ca6415511a9c4]::fmt::write
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/core/src/fmt/mod.rs:1110:17
[INFO] [stdout]    5:     0x55ee5494c2c5 - <alloc[cda43b294bbfc5d0]::vec::Vec<u8> as std[77c0456e0eb29f0c]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/io/mod.rs:1584:15
[INFO] [stdout]    6:     0x55ee5495150b - std[77c0456e0eb29f0c]::sys_common::backtrace::_print
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stdout]    7:     0x55ee5495150b - std[77c0456e0eb29f0c]::sys_common::backtrace::print
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stdout]    8:     0x55ee5495150b - std[77c0456e0eb29f0c]::panicking::default_hook::{closure#1}
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panicking.rs:208:50
[INFO] [stdout]    9:     0x55ee5495101c - std[77c0456e0eb29f0c]::panicking::default_hook
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panicking.rs:222:9
[INFO] [stdout]   10:     0x55ee54951bb1 - std[77c0456e0eb29f0c]::panicking::rust_panic_with_hook
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panicking.rs:622:17
[INFO] [stdout]   11:     0x55ee549516b7 - std[77c0456e0eb29f0c]::panicking::begin_panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panicking.rs:519:13
[INFO] [stdout]   12:     0x55ee5494f87c - std[77c0456e0eb29f0c]::sys_common::backtrace::__rust_end_short_backtrace::<std[77c0456e0eb29f0c]::panicking::begin_panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stdout]   13:     0x55ee54951619 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panicking.rs:515:5
[INFO] [stdout]   14:     0x55ee548e94b1 - core[ee1ca6415511a9c4]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/core/src/panicking.rs:92:14
[INFO] [stdout]   15:     0x55ee549705ae - core[ee1ca6415511a9c4]::panicking::assert_failed_inner
[INFO] [stdout]   16:     0x55ee549380fa - core[ee1ca6415511a9c4]::panicking::assert_failed::<i32, i32>
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/core/src/panicking.rs:117:5
[INFO] [stdout]   17:     0x55ee548f9033 - test[eeb9024d9ac7bc83]::assert_test_result::<core[ee1ca6415511a9c4]::result::Result<(), userfaultfd[8cffc8adf92af776]::error::Error>>
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/test/src/lib.rs:193:5
[INFO] [stdout]   18:     0x55ee548f6b7d - userfaultfd[8cffc8adf92af776]::test::test_read_event::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:317:5
[INFO] [stdout]   19:     0x55ee548f29de - <userfaultfd[8cffc8adf92af776]::test::test_read_event::{closure#0} as core[ee1ca6415511a9c4]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   20:     0x55ee5491fcb3 - <fn() as core[ee1ca6415511a9c4]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   21:     0x55ee5491fcb3 - test[eeb9024d9ac7bc83]::__rust_begin_short_backtrace::<fn()>
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/test/src/lib.rs:577:5
[INFO] [stdout]   22:     0x55ee5491e77c - <alloc[cda43b294bbfc5d0]::boxed::Box<dyn core[ee1ca6415511a9c4]::ops::function::FnOnce<(), Output = ()> + core[ee1ca6415511a9c4]::marker::Send> as core[ee1ca6415511a9c4]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/alloc/src/boxed.rs:1575:9
[INFO] [stdout]   23:     0x55ee5491e77c - <std[77c0456e0eb29f0c]::panic::AssertUnwindSafe<alloc[cda43b294bbfc5d0]::boxed::Box<dyn core[ee1ca6415511a9c4]::ops::function::FnOnce<(), Output = ()> + core[ee1ca6415511a9c4]::marker::Send>> as core[ee1ca6415511a9c4]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panic.rs:346:9
[INFO] [stdout]   24:     0x55ee5491e77c - std[77c0456e0eb29f0c]::panicking::try::do_call::<std[77c0456e0eb29f0c]::panic::AssertUnwindSafe<alloc[cda43b294bbfc5d0]::boxed::Box<dyn core[ee1ca6415511a9c4]::ops::function::FnOnce<(), Output = ()> + core[ee1ca6415511a9c4]::marker::Send>>, ()>
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panicking.rs:401:40
[INFO] [stdout]   25:     0x55ee5491e77c - std[77c0456e0eb29f0c]::panicking::try::<(), std[77c0456e0eb29f0c]::panic::AssertUnwindSafe<alloc[cda43b294bbfc5d0]::boxed::Box<dyn core[ee1ca6415511a9c4]::ops::function::FnOnce<(), Output = ()> + core[ee1ca6415511a9c4]::marker::Send>>>
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panicking.rs:365:19
[INFO] [stdout]   26:     0x55ee5491e77c - std[77c0456e0eb29f0c]::panic::catch_unwind::<std[77c0456e0eb29f0c]::panic::AssertUnwindSafe<alloc[cda43b294bbfc5d0]::boxed::Box<dyn core[ee1ca6415511a9c4]::ops::function::FnOnce<(), Output = ()> + core[ee1ca6415511a9c4]::marker::Send>>, ()>
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panic.rs:433:14
[INFO] [stdout]   27:     0x55ee5491e77c - test[eeb9024d9ac7bc83]::run_test_in_process
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/test/src/lib.rs:600:18
[INFO] [stdout]   28:     0x55ee5491e77c - test[eeb9024d9ac7bc83]::run_test::run_test_inner::{closure#0}
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/test/src/lib.rs:492:39
[INFO] [stdout]   29:     0x55ee548fe442 - test[eeb9024d9ac7bc83]::run_test::run_test_inner::{closure#1}
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/test/src/lib.rs:519:37
[INFO] [stdout]   30:     0x55ee548fe442 - std[77c0456e0eb29f0c]::sys_common::backtrace::__rust_begin_short_backtrace::<test[eeb9024d9ac7bc83]::run_test::run_test_inner::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stdout]   31:     0x55ee548fed28 - <std[77c0456e0eb29f0c]::thread::Builder>::spawn_unchecked::<test[eeb9024d9ac7bc83]::run_test::run_test_inner::{closure#1}, ()>::{closure#0}::{closure#0}
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/thread/mod.rs:481:17
[INFO] [stdout]   32:     0x55ee548fed28 - <std[77c0456e0eb29f0c]::panic::AssertUnwindSafe<<std[77c0456e0eb29f0c]::thread::Builder>::spawn_unchecked<test[eeb9024d9ac7bc83]::run_test::run_test_inner::{closure#1}, ()>::{closure#0}::{closure#0}> as core[ee1ca6415511a9c4]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panic.rs:346:9
[INFO] [stdout]   33:     0x55ee548fed28 - std[77c0456e0eb29f0c]::panicking::try::do_call::<std[77c0456e0eb29f0c]::panic::AssertUnwindSafe<<std[77c0456e0eb29f0c]::thread::Builder>::spawn_unchecked<test[eeb9024d9ac7bc83]::run_test::run_test_inner::{closure#1}, ()>::{closure#0}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panicking.rs:401:40
[INFO] [stdout]   34:     0x55ee548fed28 - std[77c0456e0eb29f0c]::panicking::try::<(), std[77c0456e0eb29f0c]::panic::AssertUnwindSafe<<std[77c0456e0eb29f0c]::thread::Builder>::spawn_unchecked<test[eeb9024d9ac7bc83]::run_test::run_test_inner::{closure#1}, ()>::{closure#0}::{closure#0}>>
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panicking.rs:365:19
[INFO] [stdout]   35:     0x55ee548fed28 - std[77c0456e0eb29f0c]::panic::catch_unwind::<std[77c0456e0eb29f0c]::panic::AssertUnwindSafe<<std[77c0456e0eb29f0c]::thread::Builder>::spawn_unchecked<test[eeb9024d9ac7bc83]::run_test::run_test_inner::{closure#1}, ()>::{closure#0}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panic.rs:433:14
[INFO] [stdout]   36:     0x55ee548fed28 - <std[77c0456e0eb29f0c]::thread::Builder>::spawn_unchecked::<test[eeb9024d9ac7bc83]::run_test::run_test_inner::{closure#1}, ()>::{closure#0}
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/thread/mod.rs:480:30
[INFO] [stdout]   37:     0x55ee548fed28 - <<std[77c0456e0eb29f0c]::thread::Builder>::spawn_unchecked<test[eeb9024d9ac7bc83]::run_test::run_test_inner::{closure#1}, ()>::{closure#0} as core[ee1ca6415511a9c4]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   38:     0x55ee54956667 - <alloc[cda43b294bbfc5d0]::boxed::Box<dyn core[ee1ca6415511a9c4]::ops::function::FnOnce<(), Output = ()>> as core[ee1ca6415511a9c4]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/alloc/src/boxed.rs:1575:9
[INFO] [stdout]   39:     0x55ee54956667 - <alloc[cda43b294bbfc5d0]::boxed::Box<alloc[cda43b294bbfc5d0]::boxed::Box<dyn core[ee1ca6415511a9c4]::ops::function::FnOnce<(), Output = ()>>> as core[ee1ca6415511a9c4]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/alloc/src/boxed.rs:1575:9
[INFO] [stdout]   40:     0x55ee54956667 - <std[77c0456e0eb29f0c]::sys::unix::thread::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/sys/unix/thread.rs:71:17
[INFO] [stdout]   41:     0x7f8af4889609 - start_thread
[INFO] [stdout]   42:     0x7f8af4659293 - clone
[INFO] [stdout]   43:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- test::test_read_events stdout ----
[INFO] [stdout] Error: SystemError(Sys(EPERM))
[INFO] [stdout] thread 'test::test_read_events' panicked at 'assertion failed: `(left == right)`
[INFO] [stdout]   left: `1`,
[INFO] [stdout]  right: `0`: the test returned a termination value with a non-zero status code (1) which indicates a failure', /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/test/src/lib.rs:193:5
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55ee5494f380 - std[77c0456e0eb29f0c]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stdout]    1:     0x55ee5494f380 - std[77c0456e0eb29f0c]::backtrace_rs::backtrace::trace_unsynchronized::<std[77c0456e0eb29f0c]::sys_common::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x55ee5494f380 - std[77c0456e0eb29f0c]::sys_common::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x55ee5494f380 - <std[77c0456e0eb29f0c]::sys_common::backtrace::_print::DisplayBacktrace as core[ee1ca6415511a9c4]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stdout]    4:     0x55ee54971bac - core[ee1ca6415511a9c4]::fmt::write
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/core/src/fmt/mod.rs:1110:17
[INFO] [stdout]    5:     0x55ee5494c2c5 - <alloc[cda43b294bbfc5d0]::vec::Vec<u8> as std[77c0456e0eb29f0c]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/io/mod.rs:1584:15
[INFO] [stdout]    6:     0x55ee5495150b - std[77c0456e0eb29f0c]::sys_common::backtrace::_print
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stdout]    7:     0x55ee5495150b - std[77c0456e0eb29f0c]::sys_common::backtrace::print
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stdout]    8:     0x55ee5495150b - std[77c0456e0eb29f0c]::panicking::default_hook::{closure#1}
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panicking.rs:208:50
[INFO] [stdout]    9:     0x55ee5495101c - std[77c0456e0eb29f0c]::panicking::default_hook
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panicking.rs:222:9
[INFO] [stdout]   10:     0x55ee54951bb1 - std[77c0456e0eb29f0c]::panicking::rust_panic_with_hook
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panicking.rs:622:17
[INFO] [stdout]   11:     0x55ee549516b7 - std[77c0456e0eb29f0c]::panicking::begin_panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panicking.rs:519:13
[INFO] [stdout]   12:     0x55ee5494f87c - std[77c0456e0eb29f0c]::sys_common::backtrace::__rust_end_short_backtrace::<std[77c0456e0eb29f0c]::panicking::begin_panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stdout]   13:     0x55ee54951619 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panicking.rs:515:5
[INFO] [stdout]   14:     0x55ee548e94b1 - core[ee1ca6415511a9c4]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/core/src/panicking.rs:92:14
[INFO] [stdout]   15:     0x55ee549705ae - core[ee1ca6415511a9c4]::panicking::assert_failed_inner
[INFO] [stdout]   16:     0x55ee549380fa - core[ee1ca6415511a9c4]::panicking::assert_failed::<i32, i32>
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/core/src/panicking.rs:117:5
[INFO] [stdout]   17:     0x55ee548f9033 - test[eeb9024d9ac7bc83]::assert_test_result::<core[ee1ca6415511a9c4]::result::Result<(), userfaultfd[8cffc8adf92af776]::error::Error>>
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/test/src/lib.rs:193:5
[INFO] [stdout]   18:     0x55ee548f7e2d - userfaultfd[8cffc8adf92af776]::test::test_read_events::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:422:5
[INFO] [stdout]   19:     0x55ee548f2a1e - <userfaultfd[8cffc8adf92af776]::test::test_read_events::{closure#0} as core[ee1ca6415511a9c4]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   20:     0x55ee5491fcb3 - <fn() as core[ee1ca6415511a9c4]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   21:     0x55ee5491fcb3 - test[eeb9024d9ac7bc83]::__rust_begin_short_backtrace::<fn()>
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/test/src/lib.rs:577:5
[INFO] [stdout]   22:     0x55ee5491e77c - <alloc[cda43b294bbfc5d0]::boxed::Box<dyn core[ee1ca6415511a9c4]::ops::function::FnOnce<(), Output = ()> + core[ee1ca6415511a9c4]::marker::Send> as core[ee1ca6415511a9c4]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/alloc/src/boxed.rs:1575:9
[INFO] [stdout]   23:     0x55ee5491e77c - <std[77c0456e0eb29f0c]::panic::AssertUnwindSafe<alloc[cda43b294bbfc5d0]::boxed::Box<dyn core[ee1ca6415511a9c4]::ops::function::FnOnce<(), Output = ()> + core[ee1ca6415511a9c4]::marker::Send>> as core[ee1ca6415511a9c4]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panic.rs:346:9
[INFO] [stdout]   24:     0x55ee5491e77c - std[77c0456e0eb29f0c]::panicking::try::do_call::<std[77c0456e0eb29f0c]::panic::AssertUnwindSafe<alloc[cda43b294bbfc5d0]::boxed::Box<dyn core[ee1ca6415511a9c4]::ops::function::FnOnce<(), Output = ()> + core[ee1ca6415511a9c4]::marker::Send>>, ()>
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panicking.rs:401:40
[INFO] [stdout]   25:     0x55ee5491e77c - std[77c0456e0eb29f0c]::panicking::try::<(), std[77c0456e0eb29f0c]::panic::AssertUnwindSafe<alloc[cda43b294bbfc5d0]::boxed::Box<dyn core[ee1ca6415511a9c4]::ops::function::FnOnce<(), Output = ()> + core[ee1ca6415511a9c4]::marker::Send>>>
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panicking.rs:365:19
[INFO] [stdout]   26:     0x55ee5491e77c - std[77c0456e0eb29f0c]::panic::catch_unwind::<std[77c0456e0eb29f0c]::panic::AssertUnwindSafe<alloc[cda43b294bbfc5d0]::boxed::Box<dyn core[ee1ca6415511a9c4]::ops::function::FnOnce<(), Output = ()> + core[ee1ca6415511a9c4]::marker::Send>>, ()>
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panic.rs:433:14
[INFO] [stdout]   27:     0x55ee5491e77c - test[eeb9024d9ac7bc83]::run_test_in_process
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/test/src/lib.rs:600:18
[INFO] [stdout]   28:     0x55ee5491e77c - test[eeb9024d9ac7bc83]::run_test::run_test_inner::{closure#0}
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/test/src/lib.rs:492:39
[INFO] [stdout]   29:     0x55ee548fe442 - test[eeb9024d9ac7bc83]::run_test::run_test_inner::{closure#1}
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/test/src/lib.rs:519:37
[INFO] [stdout]   30:     0x55ee548fe442 - std[77c0456e0eb29f0c]::sys_common::backtrace::__rust_begin_short_backtrace::<test[eeb9024d9ac7bc83]::run_test::run_test_inner::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stdout]   31:     0x55ee548fed28 - <std[77c0456e0eb29f0c]::thread::Builder>::spawn_unchecked::<test[eeb9024d9ac7bc83]::run_test::run_test_inner::{closure#1}, ()>::{closure#0}::{closure#0}
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/thread/mod.rs:481:17
[INFO] [stdout]   32:     0x55ee548fed28 - <std[77c0456e0eb29f0c]::panic::AssertUnwindSafe<<std[77c0456e0eb29f0c]::thread::Builder>::spawn_unchecked<test[eeb9024d9ac7bc83]::run_test::run_test_inner::{closure#1}, ()>::{closure#0}::{closure#0}> as core[ee1ca6415511a9c4]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panic.rs:346:9
[INFO] [stdout]   33:     0x55ee548fed28 - std[77c0456e0eb29f0c]::panicking::try::do_call::<std[77c0456e0eb29f0c]::panic::AssertUnwindSafe<<std[77c0456e0eb29f0c]::thread::Builder>::spawn_unchecked<test[eeb9024d9ac7bc83]::run_test::run_test_inner::{closure#1}, ()>::{closure#0}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panicking.rs:401:40
[INFO] [stdout]   34:     0x55ee548fed28 - std[77c0456e0eb29f0c]::panicking::try::<(), std[77c0456e0eb29f0c]::panic::AssertUnwindSafe<<std[77c0456e0eb29f0c]::thread::Builder>::spawn_unchecked<test[eeb9024d9ac7bc83]::run_test::run_test_inner::{closure#1}, ()>::{closure#0}::{closure#0}>>
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panicking.rs:365:19
[INFO] [stdout]   35:     0x55ee548fed28 - std[77c0456e0eb29f0c]::panic::catch_unwind::<std[77c0456e0eb29f0c]::panic::AssertUnwindSafe<<std[77c0456e0eb29f0c]::thread::Builder>::spawn_unchecked<test[eeb9024d9ac7bc83]::run_test::run_test_inner::{closure#1}, ()>::{closure#0}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panic.rs:433:14
[INFO] [stdout]   36:     0x55ee548fed28 - <std[77c0456e0eb29f0c]::thread::Builder>::spawn_unchecked::<test[eeb9024d9ac7bc83]::run_test::run_test_inner::{closure#1}, ()>::{closure#0}
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/thread/mod.rs:480:30
[INFO] [stdout]   37:     0x55ee548fed28 - <<std[77c0456e0eb29f0c]::thread::Builder>::spawn_unchecked<test[eeb9024d9ac7bc83]::run_test::run_test_inner::{closure#1}, ()>::{closure#0} as core[ee1ca6415511a9c4]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   38:     0x55ee54956667 - <alloc[cda43b294bbfc5d0]::boxed::Box<dyn core[ee1ca6415511a9c4]::ops::function::FnOnce<(), Output = ()>> as core[ee1ca6415511a9c4]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/alloc/src/boxed.rs:1575:9
[INFO] [stdout]   39:     0x55ee54956667 - <alloc[cda43b294bbfc5d0]::boxed::Box<alloc[cda43b294bbfc5d0]::boxed::Box<dyn core[ee1ca6415511a9c4]::ops::function::FnOnce<(), Output = ()>>> as core[ee1ca6415511a9c4]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/alloc/src/boxed.rs:1575:9
[INFO] [stdout]   40:     0x55ee54956667 - <std[77c0456e0eb29f0c]::sys::unix::thread::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/sys/unix/thread.rs:71:17
[INFO] [stdout]   41:     0x7f8af4889609 - start_thread
[INFO] [stdout]   42:     0x7f8af4659293 - clone
[INFO] [stdout]   43:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     test::test_nonblocking_read_event
[INFO] [stdout]     test::test_read_event
[INFO] [stdout]     test::test_read_events
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 3 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--lib'
[INFO] running `Command { std: "docker" "inspect" "c42a62b5882f9ffbfa9e8d224c5b2422016fced772bd6a71cb381529acd18a1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c42a62b5882f9ffbfa9e8d224c5b2422016fced772bd6a71cb381529acd18a1c", kill_on_drop: false }`
[INFO] [stdout] c42a62b5882f9ffbfa9e8d224c5b2422016fced772bd6a71cb381529acd18a1c