[INFO] fetching crate poly_logger 0.1.1...
[INFO] testing poly_logger-0.1.1 against nightly-2025-01-18+rustflags=-Zrandomize-layout for randomize-layout-2
[INFO] extracting crate poly_logger 0.1.1 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate poly_logger 0.1.1 on toolchain nightly-2025-01-18
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2025-01-18" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate poly_logger 0.1.1
[INFO] finished tweaking crates.io crate poly_logger 0.1.1
[INFO] tweaked toml for crates.io crate poly_logger 0.1.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate crates.io crate poly_logger 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2025-01-18" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:819108c5571ea2e421544af4d832f968d213c87fbe3707a016657f43d2f853bc" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2025-01-18" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0264375b8b2d2dfc5425f908670733e05deb508e5c3a114e016d3a7c1180b955
[INFO] running `Command { std: "docker" "start" "-a" "0264375b8b2d2dfc5425f908670733e05deb508e5c3a114e016d3a7c1180b955", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0264375b8b2d2dfc5425f908670733e05deb508e5c3a114e016d3a7c1180b955", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0264375b8b2d2dfc5425f908670733e05deb508e5c3a114e016d3a7c1180b955", kill_on_drop: false }`
[INFO] [stdout] 0264375b8b2d2dfc5425f908670733e05deb508e5c3a114e016d3a7c1180b955
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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 -Zrandomize-layout" "-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@sha256:819108c5571ea2e421544af4d832f968d213c87fbe3707a016657f43d2f853bc" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2025-01-18" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4fe1b41bef9a911fe4656dfb29503ceea9e4de5b22ba7ae5f07fb741101757dd
[INFO] running `Command { std: "docker" "start" "-a" "4fe1b41bef9a911fe4656dfb29503ceea9e4de5b22ba7ae5f07fb741101757dd", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling strfmt v0.1.6
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling chrono v0.4.15
[INFO] [stderr]    Compiling poly_logger v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/log_formatter.rs:22:52
[INFO] [stdout]    |
[INFO] [stdout] 22 |             timestamp_format: self.timestamp_format.clone(),
[INFO] [stdout]    |                                                    ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/log_formatter.rs:23:40
[INFO] [stdout]    |
[INFO] [stdout] 23 |             msg_format: self.msg_format.clone(),
[INFO] [stdout]    |                                        ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.29s
[INFO] running `Command { std: "docker" "inspect" "4fe1b41bef9a911fe4656dfb29503ceea9e4de5b22ba7ae5f07fb741101757dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4fe1b41bef9a911fe4656dfb29503ceea9e4de5b22ba7ae5f07fb741101757dd", kill_on_drop: false }`
[INFO] [stdout] 4fe1b41bef9a911fe4656dfb29503ceea9e4de5b22ba7ae5f07fb741101757dd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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 -Zrandomize-layout" "-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@sha256:819108c5571ea2e421544af4d832f968d213c87fbe3707a016657f43d2f853bc" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2025-01-18" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6ce705f4209a87864172d2b6be396179c2f68852aa7c6563d9bac229ab88a1de
[INFO] running `Command { std: "docker" "start" "-a" "6ce705f4209a87864172d2b6be396179c2f68852aa7c6563d9bac229ab88a1de", kill_on_drop: false }`
[INFO] [stderr]    Compiling poly_logger v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/log_formatter.rs:22:52
[INFO] [stdout]    |
[INFO] [stdout] 22 |             timestamp_format: self.timestamp_format.clone(),
[INFO] [stdout]    |                                                    ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/log_formatter.rs:23:40
[INFO] [stdout]    |
[INFO] [stdout] 23 |             msg_format: self.msg_format.clone(),
[INFO] [stdout]    |                                        ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/log_formatter.rs:22:52
[INFO] [stdout]    |
[INFO] [stdout] 22 |             timestamp_format: self.timestamp_format.clone(),
[INFO] [stdout]    |                                                    ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/log_formatter.rs:23:40
[INFO] [stdout]    |
[INFO] [stdout] 23 |             msg_format: self.msg_format.clone(),
[INFO] [stdout]    |                                        ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.35s
[INFO] running `Command { std: "docker" "inspect" "6ce705f4209a87864172d2b6be396179c2f68852aa7c6563d9bac229ab88a1de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ce705f4209a87864172d2b6be396179c2f68852aa7c6563d9bac229ab88a1de", kill_on_drop: false }`
[INFO] [stdout] 6ce705f4209a87864172d2b6be396179c2f68852aa7c6563d9bac229ab88a1de
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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 -Zrandomize-layout" "-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@sha256:819108c5571ea2e421544af4d832f968d213c87fbe3707a016657f43d2f853bc" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2025-01-18" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 74b5158a8a40db2eac9ad873b062d62e03f85d8281294800dec94503343e5b53
[INFO] running `Command { std: "docker" "start" "-a" "74b5158a8a40db2eac9ad873b062d62e03f85d8281294800dec94503343e5b53", kill_on_drop: false }`
[INFO] [stderr] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stderr]   --> src/log_formatter.rs:22:52
[INFO] [stderr]    |
[INFO] [stderr] 22 |             timestamp_format: self.timestamp_format.clone(),
[INFO] [stderr]    |                                                    ^^^^^^^^ help: remove this redundant call
[INFO] [stderr]    |
[INFO] [stderr]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stderr]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stderr]   --> src/log_formatter.rs:23:40
[INFO] [stderr]    |
[INFO] [stderr] 23 |             msg_format: self.msg_format.clone(),
[INFO] [stderr]    |                                        ^^^^^^^^ help: remove this redundant call
[INFO] [stderr]    |
[INFO] [stderr]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stderr] 
[INFO] [stderr] warning: `poly_logger` (lib) generated 2 warnings (run `cargo fix --lib -p poly_logger` to apply 2 suggestions)
[INFO] [stderr] warning: `poly_logger` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/poly_logger-54d30e51acb4a374)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests poly_logger
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test src/gen_logger.rs - gen_logger::GenLogger (line 10) ... ok
[INFO] [stdout] test src/instance.rs - instance::FileLogger (line 116) ... FAILED
[INFO] [stdout] test src/instance.rs - instance::StderrLogger (line 54) ... ok
[INFO] [stdout] test src/instance.rs - instance::StderrLogger (line 66) ... ok
[INFO] [stdout] test src/instance.rs - instance::StdoutLogger (line 23) ... ok
[INFO] [stdout] test src/instance.rs - instance::StdoutLogger (line 11) ... ok
[INFO] [stdout] test src/poly_logger.rs - poly_logger::PolyLogger (line 16) ... FAILED
[INFO] [stdout] test src/gen_logger.rs - gen_logger::GenLogger (line 21) ... ok
[INFO] [stdout] test src/instance.rs - instance::FileLogger (line 98) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/instance.rs - instance::FileLogger (line 116) stdout ----
[INFO] [stdout] Test executable failed (exit status: 101).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] 
[INFO] [stdout] thread 'main' panicked at src/instance.rs:213:22:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x58a57fdf46ea - std::backtrace_rs::backtrace::libunwind::trace::hb059275cfc8d6126
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/../../backtrace/src/backtrace/libunwind.rs:116:5
[INFO] [stdout]    1:     0x58a57fdf46ea - std::backtrace_rs::backtrace::trace_unsynchronized::h2da071e4327ce3ee
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x58a57fdf46ea - std::sys::backtrace::_print_fmt::h842a1474e6f8d23f
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x58a57fdf46ea - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h71a62eb3b9696b12
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x58a57fe125f3 - core::fmt::rt::Argument::fmt::hdb6b616786b41dc1
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/core/src/fmt/rt.rs:177:76
[INFO] [stdout]    5:     0x58a57fe125f3 - core::fmt::write::h2cc1698af7e2d686
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/core/src/fmt/mod.rs:1440:21
[INFO] [stdout]    6:     0x58a57fdf1ab3 - std::io::Write::write_fmt::h00c8700df393f328
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/io/mod.rs:1887:15
[INFO] [stdout]    7:     0x58a57fdf4532 - std::sys::backtrace::BacktraceLock::print::h147fe35b4ea13b08
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    8:     0x58a57fdf548f - std::panicking::default_hook::{{closure}}::hbd44223dbdc0d208
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panicking.rs:298:22
[INFO] [stdout]    9:     0x58a57fdf52fa - std::panicking::default_hook::h20f81eb0576efcec
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panicking.rs:325:9
[INFO] [stdout]   10:     0x58a57fdf5e72 - std::panicking::rust_panic_with_hook::h625eea43051b2edc
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panicking.rs:831:13
[INFO] [stdout]   11:     0x58a57fdf5bfa - std::panicking::begin_panic_handler::{{closure}}::h4f9159cfbc3f6bd3
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panicking.rs:704:13
[INFO] [stdout]   12:     0x58a57fdf4be9 - std::sys::backtrace::__rust_end_short_backtrace::h0390abce48353151
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/sys/backtrace.rs:168:18
[INFO] [stdout]   13:     0x58a57fdf588d - rust_begin_unwind
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panicking.rs:695:5
[INFO] [stdout]   14:     0x58a57fe11770 - core::panicking::panic_fmt::h9e7c637e9e5f29c9
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/core/src/panicking.rs:75:14
[INFO] [stdout]   15:     0x58a57fe11b16 - core::result::unwrap_failed::h7979f09313fe1849
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/core/src/result.rs:1704:5
[INFO] [stdout]   16:     0x58a57fdad8c5 - core::result::Result<T,E>::unwrap::hc150f27024a0aed8
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/core/src/result.rs:1109:23
[INFO] [stdout]   17:     0x58a57fdad8c5 - poly_logger::instance::FileLogger::create::h816d3850df49a550
[INFO] [stdout]                                at /opt/rustwide/workdir/src/instance.rs:211:28
[INFO] [stdout]   18:     0x58a57fdad3d5 - poly_logger::instance::FileLogger::init::h7455b05952c09113
[INFO] [stdout]                                at /opt/rustwide/workdir/src/instance.rs:162:22
[INFO] [stdout]   19:     0x58a57fda751a - rust_out::main::_doctest_main_src_instance_rs_116_0::h1e0515c6c26a5a19
[INFO] [stdout]   20:     0x58a57fda7426 - rust_out::main::he88f0b9b281d54e0
[INFO] [stdout]   21:     0x58a57fda7333 - core::ops::function::FnOnce::call_once::hcf3829d8b58d0254
[INFO] [stdout]   22:     0x58a57fda72d6 - std::sys::backtrace::__rust_begin_short_backtrace::h5e1527399e8d5bd4
[INFO] [stdout]   23:     0x58a57fda72b9 - std::rt::lang_start::{{closure}}::h2c234101ed7b1b74
[INFO] [stdout]   24:     0x58a57fdeebb0 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h1b085b6c1d2518b2
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/core/src/ops/function.rs:284:13
[INFO] [stdout]   25:     0x58a57fdeebb0 - std::panicking::try::do_call::h382f964a5a23b565
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panicking.rs:587:40
[INFO] [stdout]   26:     0x58a57fdeebb0 - std::panicking::try::h57f991055eb622f9
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panicking.rs:550:19
[INFO] [stdout]   27:     0x58a57fdeebb0 - std::panic::catch_unwind::h4d9a74ef04456343
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panic.rs:358:14
[INFO] [stdout]   28:     0x58a57fdeebb0 - std::rt::lang_start_internal::{{closure}}::h2faa8ae84a93f314
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/rt.rs:163:24
[INFO] [stdout]   29:     0x58a57fdeebb0 - std::panicking::try::do_call::h0f8932bf638a9bf5
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panicking.rs:587:40
[INFO] [stdout]   30:     0x58a57fdeebb0 - std::panicking::try::h683416ea756b175d
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panicking.rs:550:19
[INFO] [stdout]   31:     0x58a57fdeebb0 - std::panic::catch_unwind::h56189fac8994979f
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panic.rs:358:14
[INFO] [stdout]   32:     0x58a57fdeebb0 - std::rt::lang_start_internal::h8bbc1061691274fe
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/rt.rs:159:5
[INFO] [stdout]   33:     0x58a57fda72a1 - std::rt::lang_start::h601b10a269c70ef7
[INFO] [stdout]   34:     0x58a57fda76b5 - main
[INFO] [stdout]   35:     0x799b385b3d90 - <unknown>
[INFO] [stdout]   36:     0x799b385b3e40 - __libc_start_main
[INFO] [stdout]   37:     0x58a57fda71b5 - _start
[INFO] [stdout]   38:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] ---- src/poly_logger.rs - poly_logger::PolyLogger (line 16) stdout ----
[INFO] [stdout] Test executable failed (exit status: 101).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] 
[INFO] [stdout] thread 'main' panicked at src/instance.rs:213:22:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x62cfcbcef81a - std::backtrace_rs::backtrace::libunwind::trace::hb059275cfc8d6126
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/../../backtrace/src/backtrace/libunwind.rs:116:5
[INFO] [stdout]    1:     0x62cfcbcef81a - std::backtrace_rs::backtrace::trace_unsynchronized::h2da071e4327ce3ee
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x62cfcbcef81a - std::sys::backtrace::_print_fmt::h842a1474e6f8d23f
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x62cfcbcef81a - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h71a62eb3b9696b12
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x62cfcbd0d883 - core::fmt::rt::Argument::fmt::hdb6b616786b41dc1
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/core/src/fmt/rt.rs:177:76
[INFO] [stdout]    5:     0x62cfcbd0d883 - core::fmt::write::h2cc1698af7e2d686
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/core/src/fmt/mod.rs:1440:21
[INFO] [stdout]    6:     0x62cfcbcecbe3 - std::io::Write::write_fmt::h00c8700df393f328
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/io/mod.rs:1887:15
[INFO] [stdout]    7:     0x62cfcbcef662 - std::sys::backtrace::BacktraceLock::print::h147fe35b4ea13b08
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    8:     0x62cfcbcf05bf - std::panicking::default_hook::{{closure}}::hbd44223dbdc0d208
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panicking.rs:298:22
[INFO] [stdout]    9:     0x62cfcbcf042a - std::panicking::default_hook::h20f81eb0576efcec
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panicking.rs:325:9
[INFO] [stdout]   10:     0x62cfcbcf0fa2 - std::panicking::rust_panic_with_hook::h625eea43051b2edc
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panicking.rs:831:13
[INFO] [stdout]   11:     0x62cfcbcf0d2a - std::panicking::begin_panic_handler::{{closure}}::h4f9159cfbc3f6bd3
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panicking.rs:704:13
[INFO] [stdout]   12:     0x62cfcbcefd19 - std::sys::backtrace::__rust_end_short_backtrace::h0390abce48353151
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/sys/backtrace.rs:168:18
[INFO] [stdout]   13:     0x62cfcbcf09bd - rust_begin_unwind
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panicking.rs:695:5
[INFO] [stdout]   14:     0x62cfcbd0c960 - core::panicking::panic_fmt::h9e7c637e9e5f29c9
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/core/src/panicking.rs:75:14
[INFO] [stdout]   15:     0x62cfcbd0cda6 - core::result::unwrap_failed::h7979f09313fe1849
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/core/src/result.rs:1704:5
[INFO] [stdout]   16:     0x62cfcbca7f85 - core::result::Result<T,E>::unwrap::hc150f27024a0aed8
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/core/src/result.rs:1109:23
[INFO] [stdout]   17:     0x62cfcbca7f85 - poly_logger::instance::FileLogger::create::h816d3850df49a550
[INFO] [stdout]                                at /opt/rustwide/workdir/src/instance.rs:211:28
[INFO] [stdout]   18:     0x62cfcbca1ade - rust_out::main::_doctest_main_src_poly_logger_rs_16_0::hf9bf6221d68b872f
[INFO] [stdout]   19:     0x62cfcbca19e6 - rust_out::main::he88f0b9b281d54e0
[INFO] [stdout]   20:     0x62cfcbca05d3 - core::ops::function::FnOnce::call_once::hcf3829d8b58d0254
[INFO] [stdout]   21:     0x62cfcbca0376 - std::sys::backtrace::__rust_begin_short_backtrace::h5e1527399e8d5bd4
[INFO] [stdout]   22:     0x62cfcbca0359 - std::rt::lang_start::{{closure}}::h2c234101ed7b1b74
[INFO] [stdout]   23:     0x62cfcbce9a00 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h1b085b6c1d2518b2
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/core/src/ops/function.rs:284:13
[INFO] [stdout]   24:     0x62cfcbce9a00 - std::panicking::try::do_call::h382f964a5a23b565
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panicking.rs:587:40
[INFO] [stdout]   25:     0x62cfcbce9a00 - std::panicking::try::h57f991055eb622f9
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panicking.rs:550:19
[INFO] [stdout]   26:     0x62cfcbce9a00 - std::panic::catch_unwind::h4d9a74ef04456343
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panic.rs:358:14
[INFO] [stdout]   27:     0x62cfcbce9a00 - std::rt::lang_start_internal::{{closure}}::h2faa8ae84a93f314
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/rt.rs:163:24
[INFO] [stdout]   28:     0x62cfcbce9a00 - std::panicking::try::do_call::h0f8932bf638a9bf5
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panicking.rs:587:40
[INFO] [stdout]   29:     0x62cfcbce9a00 - std::panicking::try::h683416ea756b175d
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panicking.rs:550:19
[INFO] [stdout]   30:     0x62cfcbce9a00 - std::panic::catch_unwind::h56189fac8994979f
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panic.rs:358:14
[INFO] [stdout]   31:     0x62cfcbce9a00 - std::rt::lang_start_internal::h8bbc1061691274fe
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/rt.rs:159:5
[INFO] [stdout]   32:     0x62cfcbca0341 - std::rt::lang_start::h601b10a269c70ef7
[INFO] [stdout]   33:     0x62cfcbca1da5 - main
[INFO] [stdout]   34:     0x73329e5ead90 - <unknown>
[INFO] [stdout]   35:     0x73329e5eae40 - __libc_start_main
[INFO] [stdout]   36:     0x62cfcbc9f895 - _start
[INFO] [stdout]   37:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] ---- src/instance.rs - instance::FileLogger (line 98) stdout ----
[INFO] [stdout] Test executable failed (exit status: 101).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] 
[INFO] [stdout] thread 'main' panicked at src/instance.rs:213:22:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x59d6ea14047a - std::backtrace_rs::backtrace::libunwind::trace::hb059275cfc8d6126
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/../../backtrace/src/backtrace/libunwind.rs:116:5
[INFO] [stdout]    1:     0x59d6ea14047a - std::backtrace_rs::backtrace::trace_unsynchronized::h2da071e4327ce3ee
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x59d6ea14047a - std::sys::backtrace::_print_fmt::h842a1474e6f8d23f
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x59d6ea14047a - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h71a62eb3b9696b12
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x59d6ea15e383 - core::fmt::rt::Argument::fmt::hdb6b616786b41dc1
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/core/src/fmt/rt.rs:177:76
[INFO] [stdout]    5:     0x59d6ea15e383 - core::fmt::write::h2cc1698af7e2d686
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/core/src/fmt/mod.rs:1440:21
[INFO] [stdout]    6:     0x59d6ea13d843 - std::io::Write::write_fmt::h00c8700df393f328
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/io/mod.rs:1887:15
[INFO] [stdout]    7:     0x59d6ea1402c2 - std::sys::backtrace::BacktraceLock::print::h147fe35b4ea13b08
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    8:     0x59d6ea14121f - std::panicking::default_hook::{{closure}}::hbd44223dbdc0d208
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panicking.rs:298:22
[INFO] [stdout]    9:     0x59d6ea14108a - std::panicking::default_hook::h20f81eb0576efcec
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panicking.rs:325:9
[INFO] [stdout]   10:     0x59d6ea141c02 - std::panicking::rust_panic_with_hook::h625eea43051b2edc
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panicking.rs:831:13
[INFO] [stdout]   11:     0x59d6ea14198a - std::panicking::begin_panic_handler::{{closure}}::h4f9159cfbc3f6bd3
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panicking.rs:704:13
[INFO] [stdout]   12:     0x59d6ea140979 - std::sys::backtrace::__rust_end_short_backtrace::h0390abce48353151
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/sys/backtrace.rs:168:18
[INFO] [stdout]   13:     0x59d6ea14161d - rust_begin_unwind
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panicking.rs:695:5
[INFO] [stdout]   14:     0x59d6ea15d500 - core::panicking::panic_fmt::h9e7c637e9e5f29c9
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/core/src/panicking.rs:75:14
[INFO] [stdout]   15:     0x59d6ea15d8a6 - core::result::unwrap_failed::h7979f09313fe1849
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/core/src/result.rs:1704:5
[INFO] [stdout]   16:     0x59d6ea0f9695 - core::result::Result<T,E>::unwrap::hc150f27024a0aed8
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/core/src/result.rs:1109:23
[INFO] [stdout]   17:     0x59d6ea0f9695 - poly_logger::instance::FileLogger::create::h816d3850df49a550
[INFO] [stdout]                                at /opt/rustwide/workdir/src/instance.rs:211:28
[INFO] [stdout]   18:     0x59d6ea0f9225 - poly_logger::instance::FileLogger::init::h7455b05952c09113
[INFO] [stdout]                                at /opt/rustwide/workdir/src/instance.rs:162:22
[INFO] [stdout]   19:     0x59d6ea0f3371 - rust_out::main::_doctest_main_src_instance_rs_98_0::hcd5a106c40c97323
[INFO] [stdout]   20:     0x59d6ea0f32d6 - rust_out::main::he88f0b9b281d54e0
[INFO] [stdout]   21:     0x59d6ea0f31e3 - core::ops::function::FnOnce::call_once::hcf3829d8b58d0254
[INFO] [stdout]   22:     0x59d6ea0f3186 - std::sys::backtrace::__rust_begin_short_backtrace::h5e1527399e8d5bd4
[INFO] [stdout]   23:     0x59d6ea0f3169 - std::rt::lang_start::{{closure}}::h2c234101ed7b1b74
[INFO] [stdout]   24:     0x59d6ea13a940 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h1b085b6c1d2518b2
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/core/src/ops/function.rs:284:13
[INFO] [stdout]   25:     0x59d6ea13a940 - std::panicking::try::do_call::h382f964a5a23b565
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panicking.rs:587:40
[INFO] [stdout]   26:     0x59d6ea13a940 - std::panicking::try::h57f991055eb622f9
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panicking.rs:550:19
[INFO] [stdout]   27:     0x59d6ea13a940 - std::panic::catch_unwind::h4d9a74ef04456343
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panic.rs:358:14
[INFO] [stdout]   28:     0x59d6ea13a940 - std::rt::lang_start_internal::{{closure}}::h2faa8ae84a93f314
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/rt.rs:163:24
[INFO] [stdout]   29:     0x59d6ea13a940 - std::panicking::try::do_call::h0f8932bf638a9bf5
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panicking.rs:587:40
[INFO] [stdout]   30:     0x59d6ea13a940 - std::panicking::try::h683416ea756b175d
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panicking.rs:550:19
[INFO] [stdout]   31:     0x59d6ea13a940 - std::panic::catch_unwind::h56189fac8994979f
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panic.rs:358:14
[INFO] [stdout]   32:     0x59d6ea13a940 - std::rt::lang_start_internal::h8bbc1061691274fe
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/rt.rs:159:5
[INFO] [stdout]   33:     0x59d6ea0f3151 - std::rt::lang_start::h601b10a269c70ef7
[INFO] [stdout]   34:     0x59d6ea0f3505 - main
[INFO] [stdout]   35:     0x73ad33a5ed90 - <unknown>
[INFO] [stdout]   36:     0x73ad33a5ee40 - __libc_start_main
[INFO] [stdout]   37:     0x59d6ea0f3065 - _start
[INFO] [stdout]   38:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/instance.rs - instance::FileLogger (line 116)
[INFO] [stdout]     src/instance.rs - instance::FileLogger (line 98)
[INFO] [stdout]     src/poly_logger.rs - poly_logger::PolyLogger (line 16)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 6 passed; 3 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.82s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "74b5158a8a40db2eac9ad873b062d62e03f85d8281294800dec94503343e5b53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74b5158a8a40db2eac9ad873b062d62e03f85d8281294800dec94503343e5b53", kill_on_drop: false }`
[INFO] [stdout] 74b5158a8a40db2eac9ad873b062d62e03f85d8281294800dec94503343e5b53
