[INFO] fetching crate greattraits 0.1.0...
[INFO] testing greattraits-0.1.0 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_getrandom_patch_0
[INFO] extracting crate greattraits 0.1.0 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate greattraits 0.1.0
[INFO] finished tweaking crates.io crate greattraits 0.1.0
[INFO] tweaked toml for crates.io crate greattraits 0.1.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate greattraits 0.1.0 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 97c947dfc409ec26f57c6d25d33fe63e69c089e81ca5fd4a2f63d8678cb9a321
[INFO] running `Command { std: "docker" "start" "-a" "97c947dfc409ec26f57c6d25d33fe63e69c089e81ca5fd4a2f63d8678cb9a321", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "97c947dfc409ec26f57c6d25d33fe63e69c089e81ca5fd4a2f63d8678cb9a321", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97c947dfc409ec26f57c6d25d33fe63e69c089e81ca5fd4a2f63d8678cb9a321", kill_on_drop: false }`
[INFO] [stdout] 97c947dfc409ec26f57c6d25d33fe63e69c089e81ca5fd4a2f63d8678cb9a321
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "RUSTDOCFLAGS=--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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] c233b9ed2ac135d487dd87412c40f643f8a58ed1b3211479fa1eec52c4417157
[INFO] running `Command { std: "docker" "start" "-a" "c233b9ed2ac135d487dd87412c40f643f8a58ed1b3211479fa1eec52c4417157", kill_on_drop: false }`
[INFO] [stderr]    Compiling greattraits v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] running `Command { std: "docker" "inspect" "c233b9ed2ac135d487dd87412c40f643f8a58ed1b3211479fa1eec52c4417157", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c233b9ed2ac135d487dd87412c40f643f8a58ed1b3211479fa1eec52c4417157", kill_on_drop: false }`
[INFO] [stdout] c233b9ed2ac135d487dd87412c40f643f8a58ed1b3211479fa1eec52c4417157
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "RUSTDOCFLAGS=--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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] ae8f516b5c4bdb3ee127b4c5354db545066d0de47501564e85fe998d7d4d4d2b
[INFO] running `Command { std: "docker" "start" "-a" "ae8f516b5c4bdb3ee127b4c5354db545066d0de47501564e85fe998d7d4d4d2b", kill_on_drop: false }`
[INFO] [stderr]    Compiling greattraits v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "ae8f516b5c4bdb3ee127b4c5354db545066d0de47501564e85fe998d7d4d4d2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae8f516b5c4bdb3ee127b4c5354db545066d0de47501564e85fe998d7d4d4d2b", kill_on_drop: false }`
[INFO] [stdout] ae8f516b5c4bdb3ee127b4c5354db545066d0de47501564e85fe998d7d4d4d2b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "RUSTDOCFLAGS=--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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 8367b0e0d1ac4496ece8535b35e87c1d464b8df3d5bb1d10e395a20e39769bfb
[INFO] running `Command { std: "docker" "start" "-a" "8367b0e0d1ac4496ece8535b35e87c1d464b8df3d5bb1d10e395a20e39769bfb", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/greattraits-84583a2e5830a914)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test::readfile ... ok
[INFO] [stdout] test test::create_delete_dir ... FAILED
[INFO] [stdout] test test::writefile ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- test::create_delete_dir stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'test::create_delete_dir' panicked at src/test.rs:25:15:
[INFO] [stdout] cannot mkdir!: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] stack backtrace:
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] [stdout]    0:     0x769a30a91712 - std::backtrace_rs::backtrace::libunwind::trace::h559918daaaf51ab7
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x769a30a91712 - std::backtrace_rs::backtrace::trace_unsynchronized::hb04fbcf80d07af8b
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x769a30a91712 - std::sys::backtrace::_print_fmt::h7c0bbbbfac0065d4
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x769a30a91712 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hb62c8ed31943daa5
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x769a30acc0d3 - core::fmt::rt::Argument::fmt::he5eaa7dd607ed4c9
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x769a30acc0d3 - core::fmt::write::h375399f8cb90b45a
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/core/src/fmt/mod.rs:1460:25
[INFO] [stdout]    6:     0x769a30a8e8b3 - std::io::default_write_fmt::hdc1b4dd565dd0099
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x769a30a8e8b3 - std::io::Write::write_fmt::h29f6044e9bc43c23
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x769a30a91562 - std::sys::backtrace::BacktraceLock::print::ha189c586374f916a
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x769a30a92eac - std::panicking::default_hook::{{closure}}::ha3a26c98ff210e12
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/panicking.rs:300:27
[INFO] [stdout]   10:     0x769a30a92d02 - std::panicking::default_hook::h8c8a86b4390ab794
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/panicking.rs:324:9
[INFO] [stdout]   11:     0x769a30a5f284 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::ha39ae63ed1e9a130
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/alloc/src/boxed.rs:1980:9
[INFO] [stdout]   12:     0x769a30a5f284 - test::test_main_with_exit_callback::{{closure}}::h9df7c328ebe18c28
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x769a30a93833 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h96b7201b552e9069
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/alloc/src/boxed.rs:1980:9
[INFO] [stdout]   14:     0x769a30a93833 - std::panicking::rust_panic_with_hook::hb3b66c2e80efa371
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/panicking.rs:841:13
[INFO] [stdout]   15:     0x769a30a935fa - std::panicking::begin_panic_handler::{{closure}}::h9c68d0f839e62070
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/panicking.rs:706:13
[INFO] [stdout]   16:     0x769a30a91c09 - std::sys::backtrace::__rust_end_short_backtrace::h68d22ddde4a73ad6
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/sys/backtrace.rs:168:18
[INFO] [stdout]   17:     0x769a30a9328d - __rustc[f4ffc7196a45a630]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/panicking.rs:697:5
[INFO] [stdout]   18:     0x769a30a21e90 - core::panicking::panic_fmt::h8cdd4c81eb9069aa
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x769a30a22226 - core::result::unwrap_failed::h8476ffaa6db8205b
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/core/src/result.rs:1761:5
[INFO] [stdout]   20:     0x769a30a25b1c - core::result::Result<T,E>::expect::h311a5df6a3ebf905
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/core/src/result.rs:1119:23
[INFO] [stdout]   21:     0x769a30a26d50 - greattraits::test::create_delete_dir::h98dcfc925c8b9cd4
[INFO] [stdout]                                at /opt/rustwide/workdir/src/test.rs:25:15
[INFO] [stdout]   22:     0x769a30a26cd7 - greattraits::test::create_delete_dir::{{closure}}::hb6392d8df8617a13
[INFO] [stdout]                                at /opt/rustwide/workdir/src/test.rs:23:23
[INFO] [stdout]   23:     0x769a30a24716 - core::ops::function::FnOnce::call_once::h350981c1165792f6
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x769a30a6497b - core::ops::function::FnOnce::call_once::h9633dcf760ae81b2
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x769a30a6497b - test::__rust_begin_short_backtrace::h12ad5e04c8d7b4a5
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/test/src/lib.rs:648:18
[INFO] [stdout]   26:     0x769a30a63bee - test::run_test_in_process::{{closure}}::he596b4fd3fa4893c
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/test/src/lib.rs:671:74
[INFO] [stdout]   27:     0x769a30a63bee - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hc746bc3fa75190e0
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   28:     0x769a30a63bee - std::panicking::catch_unwind::do_call::hf4843906108d6299
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/panicking.rs:589:40
[INFO] [stdout]   29:     0x769a30a63bee - std::panicking::catch_unwind::h849d4e8b03577bb9
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/panicking.rs:552:19
[INFO] [stdout]   30:     0x769a30a63bee - std::panic::catch_unwind::ha1f814c1dec025d2
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x769a30a63bee - test::run_test_in_process::h542aad3fe61255e7
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/test/src/lib.rs:671:27
[INFO] [stdout]   32:     0x769a30a63bee - test::run_test::{{closure}}::h612788d75908cb63
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/test/src/lib.rs:592:43
[INFO] [stdout]   33:     0x769a30a28a74 - test::run_test::{{closure}}::hbfeea3bcb7245123
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/test/src/lib.rs:622:41
[INFO] [stdout]   34:     0x769a30a28a74 - std::sys::backtrace::__rust_begin_short_backtrace::h72542b83b4f87d5b
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/sys/backtrace.rs:152:18
[INFO] [stdout]   35:     0x769a30a2c26a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hff26a7547ea762c9
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   36:     0x769a30a2c26a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hbee49bc759312884
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   37:     0x769a30a2c26a - std::panicking::catch_unwind::do_call::h61de12ce5e04e28f
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/panicking.rs:589:40
[INFO] [stdout]   38:     0x769a30a2c26a - std::panicking::catch_unwind::h454dd49873d22e18
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/panicking.rs:552:19
[INFO] [stdout]   39:     0x769a30a2c26a - std::panic::catch_unwind::h5c15187324f8cebb
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x769a30a2c26a - std::thread::Builder::spawn_unchecked_::{{closure}}::hbc9d9c7427673d42
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   41:     0x769a30a2c26a - core::ops::function::FnOnce::call_once{{vtable.shim}}::hefd458a129ddca13
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x769a30a96287 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h2d6e2e526b02c3da
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/alloc/src/boxed.rs:1966:9
[INFO] [stdout]   43:     0x769a30a96287 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h1aefced482b33c72
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/alloc/src/boxed.rs:1966:9
[INFO] [stdout]   44:     0x769a30a96287 - std::sys::pal::unix::thread::Thread::new::thread_start::h7c9c6951b48f721d
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/sys/pal/unix/thread.rs:97:17
[INFO] [stdout] 
[INFO] [stdout] ---- test::writefile stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'test::writefile' panicked at src/test.rs:8:28:
[INFO] [stdout] cannot create file: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x769a30a91712 - std::backtrace_rs::backtrace::libunwind::trace::h559918daaaf51ab7
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x769a30a91712 - std::backtrace_rs::backtrace::trace_unsynchronized::hb04fbcf80d07af8b
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x769a30a91712 - std::sys::backtrace::_print_fmt::h7c0bbbbfac0065d4
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x769a30a91712 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hb62c8ed31943daa5
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x769a30acc0d3 - core::fmt::rt::Argument::fmt::he5eaa7dd607ed4c9
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x769a30acc0d3 - core::fmt::write::h375399f8cb90b45a
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/core/src/fmt/mod.rs:1460:25
[INFO] [stdout]    6:     0x769a30a8e8b3 - std::io::default_write_fmt::hdc1b4dd565dd0099
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x769a30a8e8b3 - std::io::Write::write_fmt::h29f6044e9bc43c23
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x769a30a91562 - std::sys::backtrace::BacktraceLock::print::ha189c586374f916a
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x769a30a92eac - std::panicking::default_hook::{{closure}}::ha3a26c98ff210e12
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/panicking.rs:300:27
[INFO] [stdout]   10:     0x769a30a92d02 - std::panicking::default_hook::h8c8a86b4390ab794
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/panicking.rs:324:9
[INFO] [stdout]   11:     0x769a30a5f284 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::ha39ae63ed1e9a130
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/alloc/src/boxed.rs:1980:9
[INFO] [stdout]   12:     0x769a30a5f284 - test::test_main_with_exit_callback::{{closure}}::h9df7c328ebe18c28
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x769a30a93833 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h96b7201b552e9069
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/alloc/src/boxed.rs:1980:9
[INFO] [stdout]   14:     0x769a30a93833 - std::panicking::rust_panic_with_hook::hb3b66c2e80efa371
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/panicking.rs:841:13
[INFO] [stdout]   15:     0x769a30a935fa - std::panicking::begin_panic_handler::{{closure}}::h9c68d0f839e62070
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/panicking.rs:706:13
[INFO] [stdout]   16:     0x769a30a91c09 - std::sys::backtrace::__rust_end_short_backtrace::h68d22ddde4a73ad6
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/sys/backtrace.rs:168:18
[INFO] [stdout]   17:     0x769a30a9328d - __rustc[f4ffc7196a45a630]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/panicking.rs:697:5
[INFO] [stdout]   18:     0x769a30a21e90 - core::panicking::panic_fmt::h8cdd4c81eb9069aa
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x769a30a22226 - core::result::unwrap_failed::h8476ffaa6db8205b
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/core/src/result.rs:1761:5
[INFO] [stdout]   20:     0x769a30a25bbe - core::result::Result<T,E>::expect::h5172de31baa03fc4
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/core/src/result.rs:1119:23
[INFO] [stdout]   21:     0x769a30a26a74 - greattraits::test::writefile::hf55c4fa3a85abc37
[INFO] [stdout]                                at /opt/rustwide/workdir/src/test.rs:8:28
[INFO] [stdout]   22:     0x769a30a269f7 - greattraits::test::writefile::{{closure}}::hc43a98ec5e185044
[INFO] [stdout]                                at /opt/rustwide/workdir/src/test.rs:6:15
[INFO] [stdout]   23:     0x769a30a246a6 - core::ops::function::FnOnce::call_once::h0309efcd02659ae3
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x769a30a6497b - core::ops::function::FnOnce::call_once::h9633dcf760ae81b2
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x769a30a6497b - test::__rust_begin_short_backtrace::h12ad5e04c8d7b4a5
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/test/src/lib.rs:648:18
[INFO] [stdout]   26:     0x769a30a63bee - test::run_test_in_process::{{closure}}::he596b4fd3fa4893c
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/test/src/lib.rs:671:74
[INFO] [stdout]   27:     0x769a30a63bee - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hc746bc3fa75190e0
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   28:     0x769a30a63bee - std::panicking::catch_unwind::do_call::hf4843906108d6299
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/panicking.rs:589:40
[INFO] [stdout]   29:     0x769a30a63bee - std::panicking::catch_unwind::h849d4e8b03577bb9
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/panicking.rs:552:19
[INFO] [stdout]   30:     0x769a30a63bee - std::panic::catch_unwind::ha1f814c1dec025d2
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x769a30a63bee - test::run_test_in_process::h542aad3fe61255e7
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/test/src/lib.rs:671:27
[INFO] [stdout]   32:     0x769a30a63bee - test::run_test::{{closure}}::h612788d75908cb63
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/test/src/lib.rs:592:43
[INFO] [stdout]   33:     0x769a30a28a74 - test::run_test::{{closure}}::hbfeea3bcb7245123
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/test/src/lib.rs:622:41
[INFO] [stdout]   34:     0x769a30a28a74 - std::sys::backtrace::__rust_begin_short_backtrace::h72542b83b4f87d5b
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/sys/backtrace.rs:152:18
[INFO] [stdout]   35:     0x769a30a2c26a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hff26a7547ea762c9
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   36:     0x769a30a2c26a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hbee49bc759312884
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   37:     0x769a30a2c26a - std::panicking::catch_unwind::do_call::h61de12ce5e04e28f
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/panicking.rs:589:40
[INFO] [stdout]   38:     0x769a30a2c26a - std::panicking::catch_unwind::h454dd49873d22e18
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/panicking.rs:552:19
[INFO] [stdout]   39:     0x769a30a2c26a - std::panic::catch_unwind::h5c15187324f8cebb
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x769a30a2c26a - std::thread::Builder::spawn_unchecked_::{{closure}}::hbc9d9c7427673d42
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   41:     0x769a30a2c26a - core::ops::function::FnOnce::call_once{{vtable.shim}}::hefd458a129ddca13
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x769a30a96287 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h2d6e2e526b02c3da
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/alloc/src/boxed.rs:1966:9
[INFO] [stdout]   43:     0x769a30a96287 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h1aefced482b33c72
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/alloc/src/boxed.rs:1966:9
[INFO] [stdout]   44:     0x769a30a96287 - std::sys::pal::unix::thread::Thread::new::thread_start::h7c9c6951b48f721d
[INFO] [stdout]                                at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/sys/pal/unix/thread.rs:97:17
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     test::create_delete_dir
[INFO] [stdout]     test::writefile
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 1 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8367b0e0d1ac4496ece8535b35e87c1d464b8df3d5bb1d10e395a20e39769bfb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8367b0e0d1ac4496ece8535b35e87c1d464b8df3d5bb1d10e395a20e39769bfb", kill_on_drop: false }`
[INFO] [stdout] 8367b0e0d1ac4496ece8535b35e87c1d464b8df3d5bb1d10e395a20e39769bfb