[INFO] fetching crate greattraits 0.1.0...
[INFO] testing greattraits-0.1.0 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1
[INFO] extracting crate greattraits 0.1.0 into /workspace/builds/worker-7-tc2/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-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate greattraits 0.1.0 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1b807f47e6bd8935905e3e7bf3ca745370e3a2b1a111034ad3561a0751c45a75
[INFO] running `Command { std: "docker" "start" "-a" "1b807f47e6bd8935905e3e7bf3ca745370e3a2b1a111034ad3561a0751c45a75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1b807f47e6bd8935905e3e7bf3ca745370e3a2b1a111034ad3561a0751c45a75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b807f47e6bd8935905e3e7bf3ca745370e3a2b1a111034ad3561a0751c45a75", kill_on_drop: false }`
[INFO] [stdout] 1b807f47e6bd8935905e3e7bf3ca745370e3a2b1a111034ad3561a0751c45a75
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 42d79b789d6485dbfc93cf63429d081d86e5f54d3277e2b2444037808511bfeb
[INFO] running `Command { std: "docker" "start" "-a" "42d79b789d6485dbfc93cf63429d081d86e5f54d3277e2b2444037808511bfeb", kill_on_drop: false }`
[INFO] [stderr]    Compiling greattraits v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "42d79b789d6485dbfc93cf63429d081d86e5f54d3277e2b2444037808511bfeb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42d79b789d6485dbfc93cf63429d081d86e5f54d3277e2b2444037808511bfeb", kill_on_drop: false }`
[INFO] [stdout] 42d79b789d6485dbfc93cf63429d081d86e5f54d3277e2b2444037808511bfeb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e6a319b550f2993f096844e270776b1234ed0f67ec8808fdcff633575bff9549
[INFO] running `Command { std: "docker" "start" "-a" "e6a319b550f2993f096844e270776b1234ed0f67ec8808fdcff633575bff9549", kill_on_drop: false }`
[INFO] [stderr]    Compiling greattraits v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "e6a319b550f2993f096844e270776b1234ed0f67ec8808fdcff633575bff9549", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6a319b550f2993f096844e270776b1234ed0f67ec8808fdcff633575bff9549", kill_on_drop: false }`
[INFO] [stdout] e6a319b550f2993f096844e270776b1234ed0f67ec8808fdcff633575bff9549
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] cee85bac3505f05ba567bbf79d4efe5061884ccf13ffbf0af9b57fa86aed9145
[INFO] running `Command { std: "docker" "start" "-a" "cee85bac3505f05ba567bbf79d4efe5061884ccf13ffbf0af9b57fa86aed9145", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/greattraits-3499f7d9dc957448)
[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' (25) 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] [stdout]    0:     0x5b6b6d7eeda2 - std::backtrace_rs::backtrace::libunwind::trace::hc4a5f428cfb78751
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5b6b6d7eeda2 - std::backtrace_rs::backtrace::trace_unsynchronized::h20e1095684b4c296
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5b6b6d7eeda2 - std::sys::backtrace::_print_fmt::h461f2e3a8f6b29e2
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x5b6b6d7eeda2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h4ee3a75aa71a2c45
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x5b6b6d81182f - core::fmt::rt::Argument::fmt::h6f1564705cd089af
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x5b6b6d81182f - core::fmt::write::h21ca93b65a7c281a
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/core/src/fmt/mod.rs:1468:25
[INFO] [stdout]    6:     0x5b6b6d7db6d3 - std::io::default_write_fmt::h6f3360f4711e9130
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5b6b6d7db6d3 - std::io::Write::write_fmt::hf4539125c0e0bc30
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x5b6b6d7ef3b2 - std::sys::backtrace::BacktraceLock::print::h58d5d73f9e953cf1
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x5b6b6d7d9d2c - std::panicking::default_hook::{{closure}}::h1457fbe47c9457d1
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x5b6b6d7d9ba4 - std::panicking::default_hook::hccb5e73b206c0830
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/panicking.rs:325:9
[INFO] [stdout]   11:     0x5b6b6d78b21e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h04940a86aa899793
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   12:     0x5b6b6d78b21e - test::test_main_with_exit_callback::{{closure}}::hca6cc295403b83e8
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x5b6b6d7da983 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h9d85285925beb538
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   14:     0x5b6b6d7da983 - std::panicking::panic_with_hook::h3190ecc6229cdd29
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/panicking.rs:842:13
[INFO] [stdout]   15:     0x5b6b6d7ef1ba - std::panicking::panic_handler::{{closure}}::ha1f1b769bc2bb40c
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/panicking.rs:707:13
[INFO] [stdout]   16:     0x5b6b6d7ef119 - std::sys::backtrace::__rust_end_short_backtrace::h5f9cf66f19c2a172
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x5b6b6d7da62d - __rustc[a93bd50104b99ad4]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/panicking.rs:698:5
[INFO] [stdout]   18:     0x5b6b6d8187e0 - core::panicking::panic_fmt::hc70c3c83f13c1375
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x5b6b6d819826 - core::result::unwrap_failed::ha809bf80017a514a
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/core/src/result.rs:1852:5
[INFO] [stdout]   20:     0x5b6b6d779eac - core::result::Result<T,E>::expect::h031bca8e973ce82d
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/core/src/result.rs:1175:23
[INFO] [stdout]   21:     0x5b6b6d778d70 - greattraits::test::create_delete_dir::hb039f512c49ada33
[INFO] [stdout]                                at /opt/rustwide/workdir/src/test.rs:25:15
[INFO] [stdout]   22:     0x5b6b6d778cc7 - greattraits::test::create_delete_dir::{{closure}}::h63804dbe7c94e7e2
[INFO] [stdout]                                at /opt/rustwide/workdir/src/test.rs:23:23
[INFO] [stdout]   23:     0x5b6b6d77a056 - core::ops::function::FnOnce::call_once::ha5869c0b5ced0178
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   24:     0x5b6b6d78c29b - core::ops::function::FnOnce::call_once::h70d190c46966003b
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   25:     0x5b6b6d78c29b - test::__rust_begin_short_backtrace::hb077ccaabb17d2ec
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/test/src/lib.rs:663:18
[INFO] [stdout]   26:     0x5b6b6d789f05 - test::run_test_in_process::{{closure}}::hd73eeb633a1507bd
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/test/src/lib.rs:686:74
[INFO] [stdout]   27:     0x5b6b6d789f05 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h033c82756fc9d192
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   28:     0x5b6b6d789f05 - std::panicking::catch_unwind::do_call::h734b44e243d34585
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/panicking.rs:590:40
[INFO] [stdout]   29:     0x5b6b6d789f05 - std::panicking::catch_unwind::h5e85417122517fb1
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/panicking.rs:553:19
[INFO] [stdout]   30:     0x5b6b6d789f05 - std::panic::catch_unwind::h0900e58a82a7d188
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x5b6b6d789f05 - test::run_test_in_process::h27721efd62ae77d0
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/test/src/lib.rs:686:27
[INFO] [stdout]   32:     0x5b6b6d789f05 - test::run_test::{{closure}}::h8b1264838cc597aa
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/test/src/lib.rs:607:43
[INFO] [stdout]   33:     0x5b6b6d7b0e14 - test::run_test::{{closure}}::h6ecb96835e2eae4f
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/test/src/lib.rs:637:41
[INFO] [stdout]   34:     0x5b6b6d7b0e14 - std::sys::backtrace::__rust_begin_short_backtrace::h098f38ee82a820a7
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   35:     0x5b6b6d797a2a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h042592f748f5e369
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   36:     0x5b6b6d797a2a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h134fe7f3a2d9ec8d
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   37:     0x5b6b6d797a2a - std::panicking::catch_unwind::do_call::heb87d604f60aee16
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/panicking.rs:590:40
[INFO] [stdout]   38:     0x5b6b6d797a2a - std::panicking::catch_unwind::h2203a0f553b89fd7
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/panicking.rs:553:19
[INFO] [stdout]   39:     0x5b6b6d797a2a - std::panic::catch_unwind::h4d383e0b0e25d838
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x5b6b6d797a2a - std::thread::Builder::spawn_unchecked_::{{closure}}::h76cbdd4635cfd58b
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   41:     0x5b6b6d797a2a - core::ops::function::FnOnce::call_once{{vtable.shim}}::he72e066680f5e267
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   42:     0x5b6b6d7c4c3f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h1b9c6fea2cbefc68
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/alloc/src/boxed.rs:1971:9
[INFO] [stdout]   43:     0x5b6b6d7c4c3f - std::sys::pal::unix::thread::Thread::new::thread_start::h92caa992bc760789
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/sys/pal/unix/thread.rs:107:17
[INFO] [stdout]   44:     0x74b4f45c5aa4 - <unknown>
[INFO] [stdout]   45:     0x74b4f4652a34 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- test::writefile stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'test::writefile' (27) 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:     0x5b6b6d7eeda2 - std::backtrace_rs::backtrace::libunwind::trace::hc4a5f428cfb78751
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5b6b6d7eeda2 - std::backtrace_rs::backtrace::trace_unsynchronized::h20e1095684b4c296
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5b6b6d7eeda2 - std::sys::backtrace::_print_fmt::h461f2e3a8f6b29e2
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x5b6b6d7eeda2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h4ee3a75aa71a2c45
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] [stdout]    4:     0x5b6b6d81182f - core::fmt::rt::Argument::fmt::h6f1564705cd089af
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x5b6b6d81182f - core::fmt::write::h21ca93b65a7c281a
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/core/src/fmt/mod.rs:1468:25
[INFO] [stdout]    6:     0x5b6b6d7db6d3 - std::io::default_write_fmt::h6f3360f4711e9130
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5b6b6d7db6d3 - std::io::Write::write_fmt::hf4539125c0e0bc30
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x5b6b6d7ef3b2 - std::sys::backtrace::BacktraceLock::print::h58d5d73f9e953cf1
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x5b6b6d7d9d2c - std::panicking::default_hook::{{closure}}::h1457fbe47c9457d1
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x5b6b6d7d9ba4 - std::panicking::default_hook::hccb5e73b206c0830
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/panicking.rs:325:9
[INFO] [stdout]   11:     0x5b6b6d78b21e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h04940a86aa899793
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   12:     0x5b6b6d78b21e - test::test_main_with_exit_callback::{{closure}}::hca6cc295403b83e8
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x5b6b6d7da983 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h9d85285925beb538
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   14:     0x5b6b6d7da983 - std::panicking::panic_with_hook::h3190ecc6229cdd29
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/panicking.rs:842:13
[INFO] [stdout]   15:     0x5b6b6d7ef1ba - std::panicking::panic_handler::{{closure}}::ha1f1b769bc2bb40c
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/panicking.rs:707:13
[INFO] [stdout]   16:     0x5b6b6d7ef119 - std::sys::backtrace::__rust_end_short_backtrace::h5f9cf66f19c2a172
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x5b6b6d7da62d - __rustc[a93bd50104b99ad4]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/panicking.rs:698:5
[INFO] [stdout]   18:     0x5b6b6d8187e0 - core::panicking::panic_fmt::hc70c3c83f13c1375
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x5b6b6d819826 - core::result::unwrap_failed::ha809bf80017a514a
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/core/src/result.rs:1852:5
[INFO] [stdout]   20:     0x5b6b6d779f4e - core::result::Result<T,E>::expect::h72ea25290f2ca030
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/core/src/result.rs:1175:23
[INFO] [stdout]   21:     0x5b6b6d7790b4 - greattraits::test::writefile::hf036b2a763b06862
[INFO] [stdout]                                at /opt/rustwide/workdir/src/test.rs:8:28
[INFO] [stdout]   22:     0x5b6b6d7792e7 - greattraits::test::writefile::{{closure}}::hfbcda5b482690baa
[INFO] [stdout]                                at /opt/rustwide/workdir/src/test.rs:6:15
[INFO] [stdout]   23:     0x5b6b6d77a256 - core::ops::function::FnOnce::call_once::h80d60ec3030d9480
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   24:     0x5b6b6d78c29b - core::ops::function::FnOnce::call_once::h70d190c46966003b
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   25:     0x5b6b6d78c29b - test::__rust_begin_short_backtrace::hb077ccaabb17d2ec
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/test/src/lib.rs:663:18
[INFO] [stdout]   26:     0x5b6b6d789f05 - test::run_test_in_process::{{closure}}::hd73eeb633a1507bd
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/test/src/lib.rs:686:74
[INFO] [stdout]   27:     0x5b6b6d789f05 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h033c82756fc9d192
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   28:     0x5b6b6d789f05 - std::panicking::catch_unwind::do_call::h734b44e243d34585
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/panicking.rs:590:40
[INFO] [stdout]   29:     0x5b6b6d789f05 - std::panicking::catch_unwind::h5e85417122517fb1
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/panicking.rs:553:19
[INFO] [stdout]   30:     0x5b6b6d789f05 - std::panic::catch_unwind::h0900e58a82a7d188
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x5b6b6d789f05 - test::run_test_in_process::h27721efd62ae77d0
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/test/src/lib.rs:686:27
[INFO] [stdout]   32:     0x5b6b6d789f05 - test::run_test::{{closure}}::h8b1264838cc597aa
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/test/src/lib.rs:607:43
[INFO] [stdout]   33:     0x5b6b6d7b0e14 - test::run_test::{{closure}}::h6ecb96835e2eae4f
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/test/src/lib.rs:637:41
[INFO] [stdout]   34:     0x5b6b6d7b0e14 - std::sys::backtrace::__rust_begin_short_backtrace::h098f38ee82a820a7
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   35:     0x5b6b6d797a2a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h042592f748f5e369
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   36:     0x5b6b6d797a2a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h134fe7f3a2d9ec8d
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   37:     0x5b6b6d797a2a - std::panicking::catch_unwind::do_call::heb87d604f60aee16
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/panicking.rs:590:40
[INFO] [stdout]   38:     0x5b6b6d797a2a - std::panicking::catch_unwind::h2203a0f553b89fd7
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/panicking.rs:553:19
[INFO] [stdout]   39:     0x5b6b6d797a2a - std::panic::catch_unwind::h4d383e0b0e25d838
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x5b6b6d797a2a - std::thread::Builder::spawn_unchecked_::{{closure}}::h76cbdd4635cfd58b
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   41:     0x5b6b6d797a2a - core::ops::function::FnOnce::call_once{{vtable.shim}}::he72e066680f5e267
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   42:     0x5b6b6d7c4c3f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h1b9c6fea2cbefc68
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/alloc/src/boxed.rs:1971:9
[INFO] [stdout]   43:     0x5b6b6d7c4c3f - std::sys::pal::unix::thread::Thread::new::thread_start::h92caa992bc760789
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/sys/pal/unix/thread.rs:107:17
[INFO] [stdout]   44:     0x74b4f45c5aa4 - <unknown>
[INFO] [stdout]   45:     0x74b4f4652a34 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[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" "cee85bac3505f05ba567bbf79d4efe5061884ccf13ffbf0af9b57fa86aed9145", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cee85bac3505f05ba567bbf79d4efe5061884ccf13ffbf0af9b57fa86aed9145", kill_on_drop: false }`
[INFO] [stdout] cee85bac3505f05ba567bbf79d4efe5061884ccf13ffbf0af9b57fa86aed9145