[INFO] fetching crate filepath 0.1.1...
[INFO] testing filepath-0.1.1 against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] extracting crate filepath 0.1.1 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate filepath 0.1.1 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 filepath 0.1.1
[INFO] finished tweaking crates.io crate filepath 0.1.1
[INFO] tweaked toml for crates.io crate filepath 0.1.1 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] [stdout] e755a197544c6ef9715f826bbe33deb40ce9f3fef82b9d7e4a80039e59639176
[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" "e755a197544c6ef9715f826bbe33deb40ce9f3fef82b9d7e4a80039e59639176", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e755a197544c6ef9715f826bbe33deb40ce9f3fef82b9d7e4a80039e59639176", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e755a197544c6ef9715f826bbe33deb40ce9f3fef82b9d7e4a80039e59639176", kill_on_drop: false }`
[INFO] [stdout] e755a197544c6ef9715f826bbe33deb40ce9f3fef82b9d7e4a80039e59639176
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] [stdout] 22ba2277f07c38e9f42210248a05db677bd034aa0bd96e1c3e8d200164dc0ce1
[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" "22ba2277f07c38e9f42210248a05db677bd034aa0bd96e1c3e8d200164dc0ce1", kill_on_drop: false }`
[INFO] [stderr]    Compiling filepath v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `Command { std: "docker" "inspect" "22ba2277f07c38e9f42210248a05db677bd034aa0bd96e1c3e8d200164dc0ce1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22ba2277f07c38e9f42210248a05db677bd034aa0bd96e1c3e8d200164dc0ce1", kill_on_drop: false }`
[INFO] [stdout] 22ba2277f07c38e9f42210248a05db677bd034aa0bd96e1c3e8d200164dc0ce1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] dd5668f96b3b7c8a078164223dafd91a030b10fc8aadc0bef1f2c29d7505ec31
[INFO] running `Command { std: "docker" "start" "-a" "dd5668f96b3b7c8a078164223dafd91a030b10fc8aadc0bef1f2c29d7505ec31", kill_on_drop: false }`
[INFO] [stderr]    Compiling filepath v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.18s
[INFO] running `Command { std: "docker" "inspect" "dd5668f96b3b7c8a078164223dafd91a030b10fc8aadc0bef1f2c29d7505ec31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd5668f96b3b7c8a078164223dafd91a030b10fc8aadc0bef1f2c29d7505ec31", kill_on_drop: false }`
[INFO] [stdout] dd5668f96b3b7c8a078164223dafd91a030b10fc8aadc0bef1f2c29d7505ec31
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] cc623d0f4040e4386e5306f02d3cf3a64f5456ab79d59e255821551650985410
[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" "cc623d0f4040e4386e5306f02d3cf3a64f5456ab79d59e255821551650985410", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/filepath-dc4a882e589f07fb)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::roundtrip ... FAILED
[INFO] [stdout] test tests::simple ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- tests::roundtrip stdout ----
[INFO] [stdout] thread 'tests::roundtrip' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: Other, message: "Read-only file system" }', src/lib.rs:146:44
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55ac14149240 - 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:     0x55ac14149240 - 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:     0x55ac14149240 - std[77c0456e0eb29f0c]::sys_common::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x55ac14149240 - <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:     0x55ac1416bbec - core[ee1ca6415511a9c4]::fmt::write
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/core/src/fmt/mod.rs:1110:17
[INFO] [stdout]    5:     0x55ac14145fa5 - <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:     0x55ac1414b3cb - std[77c0456e0eb29f0c]::sys_common::backtrace::_print
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stdout]    7:     0x55ac1414b3cb - std[77c0456e0eb29f0c]::sys_common::backtrace::print
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stdout]    8:     0x55ac1414b3cb - std[77c0456e0eb29f0c]::panicking::default_hook::{closure#1}
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panicking.rs:208:50
[INFO] [stdout]    9:     0x55ac1414aedc - std[77c0456e0eb29f0c]::panicking::default_hook
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panicking.rs:222:9
[INFO] [stdout]   10:     0x55ac1414ba71 - std[77c0456e0eb29f0c]::panicking::rust_panic_with_hook
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panicking.rs:622:17
[INFO] [stdout]   11:     0x55ac1414b577 - std[77c0456e0eb29f0c]::panicking::begin_panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panicking.rs:519:13
[INFO] [stdout]   12:     0x55ac1414973c - 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:     0x55ac1414b4d9 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panicking.rs:515:5
[INFO] [stdout]   14:     0x55ac140f24b1 - core[ee1ca6415511a9c4]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/core/src/panicking.rs:92:14
[INFO] [stdout]   15:     0x55ac140f25a3 - core[ee1ca6415511a9c4]::result::unwrap_failed
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/core/src/result.rs:1355:5
[INFO] [stdout]   16:     0x55ac140f3aae - <core[ee1ca6415511a9c4]::result::Result<std[77c0456e0eb29f0c]::fs::File, std[77c0456e0eb29f0c]::io::error::Error>>::unwrap
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/core/src/result.rs:1037:23
[INFO] [stdout]   17:     0x55ac140f524e - filepath[b60de23a1927a719]::tests::roundtrip
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:146:24
[INFO] [stdout]   18:     0x55ac140f520a - filepath[b60de23a1927a719]::tests::roundtrip::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:145:5
[INFO] [stdout]   19:     0x55ac140f5bfe - <filepath[b60de23a1927a719]::tests::roundtrip::{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:     0x55ac141206d3 - <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:     0x55ac141206d3 - test[eeb9024d9ac7bc83]::__rust_begin_short_backtrace::<fn()>
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/test/src/lib.rs:577:5
[INFO] [stdout]   22:     0x55ac1411f19c - <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:     0x55ac1411f19c - <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:     0x55ac1411f19c - 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:     0x55ac1411f19c - 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:     0x55ac1411f19c - 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:     0x55ac1411f19c - test[eeb9024d9ac7bc83]::run_test_in_process
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/test/src/lib.rs:600:18
[INFO] [stdout]   28:     0x55ac1411f19c - test[eeb9024d9ac7bc83]::run_test::run_test_inner::{closure#0}
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/test/src/lib.rs:492:39
[INFO] [stdout]   29:     0x55ac140fee62 - test[eeb9024d9ac7bc83]::run_test::run_test_inner::{closure#1}
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/test/src/lib.rs:519:37
[INFO] [stdout]   30:     0x55ac140fee62 - 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:     0x55ac140ff748 - <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:     0x55ac140ff748 - <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:     0x55ac140ff748 - 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:     0x55ac140ff748 - 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:     0x55ac140ff748 - 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:     0x55ac140ff748 - <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:     0x55ac140ff748 - <<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:     0x55ac141506f7 - <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:     0x55ac141506f7 - <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:     0x55ac141506f7 - <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:     0x7f776c779609 - start_thread
[INFO] [stdout]   42:     0x7f776c54b293 - clone
[INFO] [stdout]   43:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- tests::simple stdout ----
[INFO] [stdout] thread 'tests::simple' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: Other, message: "Read-only file system" }', src/lib.rs:139:43
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55ac14149240 - 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:     0x55ac14149240 - 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:     0x55ac14149240 - std[77c0456e0eb29f0c]::sys_common::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x55ac14149240 - <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:     0x55ac1416bbec - core[ee1ca6415511a9c4]::fmt::write
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/core/src/fmt/mod.rs:1110:17
[INFO] [stdout]    5:     0x55ac14145fa5 - <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:     0x55ac1414b3cb - std[77c0456e0eb29f0c]::sys_common::backtrace::_print
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stdout]    7:     0x55ac1414b3cb - std[77c0456e0eb29f0c]::sys_common::backtrace::print
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stdout]    8:     0x55ac1414b3cb - std[77c0456e0eb29f0c]::panicking::default_hook::{closure#1}
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panicking.rs:208:50
[INFO] [stdout]    9:     0x55ac1414aedc - std[77c0456e0eb29f0c]::panicking::default_hook
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panicking.rs:222:9
[INFO] [stdout]   10:     0x55ac1414ba71 - std[77c0456e0eb29f0c]::panicking::rust_panic_with_hook
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panicking.rs:622:17
[INFO] [stdout]   11:     0x55ac1414b577 - std[77c0456e0eb29f0c]::panicking::begin_panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panicking.rs:519:13
[INFO] [stdout]   12:     0x55ac1414973c - 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:     0x55ac1414b4d9 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panicking.rs:515:5
[INFO] [stdout]   14:     0x55ac140f24b1 - core[ee1ca6415511a9c4]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/core/src/panicking.rs:92:14
[INFO] [stdout]   15:     0x55ac140f25a3 - core[ee1ca6415511a9c4]::result::unwrap_failed
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/core/src/result.rs:1355:5
[INFO] [stdout]   16:     0x55ac140f3aae - <core[ee1ca6415511a9c4]::result::Result<std[77c0456e0eb29f0c]::fs::File, std[77c0456e0eb29f0c]::io::error::Error>>::unwrap
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/core/src/result.rs:1037:23
[INFO] [stdout]   17:     0x55ac140f4fbe - filepath[b60de23a1927a719]::tests::simple
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:139:20
[INFO] [stdout]   18:     0x55ac140f4f7a - filepath[b60de23a1927a719]::tests::simple::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:138:5
[INFO] [stdout]   19:     0x55ac140f5bbe - <filepath[b60de23a1927a719]::tests::simple::{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:     0x55ac141206d3 - <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:     0x55ac141206d3 - test[eeb9024d9ac7bc83]::__rust_begin_short_backtrace::<fn()>
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/test/src/lib.rs:577:5
[INFO] [stdout]   22:     0x55ac1411f19c - <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:     0x55ac1411f19c - <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:     0x55ac1411f19c - 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:     0x55ac1411f19c - 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:     0x55ac1411f19c - 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:     0x55ac1411f19c - test[eeb9024d9ac7bc83]::run_test_in_process
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/test/src/lib.rs:600:18
[INFO] [stdout]   28:     0x55ac1411f19c - test[eeb9024d9ac7bc83]::run_test::run_test_inner::{closure#0}
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/test/src/lib.rs:492:39
[INFO] [stdout]   29:     0x55ac140fee62 - test[eeb9024d9ac7bc83]::run_test::run_test_inner::{closure#1}
[INFO] [stdout]                                at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/test/src/lib.rs:519:37
[INFO] [stdout]   30:     0x55ac140fee62 - 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:     0x55ac140ff748 - <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:     0x55ac140ff748 - <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:     0x55ac140ff748 - 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:     0x55ac140ff748 - 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:     0x55ac140ff748 - 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:     0x55ac140ff748 - <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:     0x55ac140ff748 - <<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:     0x55ac141506f7 - <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:     0x55ac141506f7 - <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:     0x55ac141506f7 - <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:     0x7f776c779609 - start_thread
[INFO] [stdout]   42:     0x7f776c54b293 - clone
[INFO] [stdout]   43:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     tests::roundtrip
[INFO] [stdout]     tests::simple
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--lib'
[INFO] running `Command { std: "docker" "inspect" "cc623d0f4040e4386e5306f02d3cf3a64f5456ab79d59e255821551650985410", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc623d0f4040e4386e5306f02d3cf3a64f5456ab79d59e255821551650985410", kill_on_drop: false }`
[INFO] [stdout] cc623d0f4040e4386e5306f02d3cf3a64f5456ab79d59e255821551650985410