[INFO] fetching crate rivet-logger 0.1.0...
[INFO] testing rivet-logger-0.1.0 against master#1f7f8ea0721a3b1eb73e6c6d25cccb371434b320 for pr-154065-1
[INFO] extracting crate rivet-logger 0.1.0 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate rivet-logger 0.1.0
[INFO] finished tweaking crates.io crate rivet-logger 0.1.0
[INFO] tweaked toml for crates.io crate rivet-logger 0.1.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rivet-logger 0.1.0 on toolchain 1f7f8ea0721a3b1eb73e6c6d25cccb371434b320
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rivet-logger 0.1.0 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" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9473e953e4e5683d366a7b2c02b8d1cd3183d44d280660e5e46c3ab393638415
[INFO] running `Command { std: "docker" "start" "-a" "9473e953e4e5683d366a7b2c02b8d1cd3183d44d280660e5e46c3ab393638415", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9473e953e4e5683d366a7b2c02b8d1cd3183d44d280660e5e46c3ab393638415", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9473e953e4e5683d366a7b2c02b8d1cd3183d44d280660e5e46c3ab393638415", kill_on_drop: false }`
[INFO] [stdout] 9473e953e4e5683d366a7b2c02b8d1cd3183d44d280660e5e46c3ab393638415
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 52abe9d9e54da1a03f75b3aa39d7049e04ebeb7e5eeb9dd7d3c6ac391bbdefdd
[INFO] running `Command { std: "docker" "start" "-a" "52abe9d9e54da1a03f75b3aa39d7049e04ebeb7e5eeb9dd7d3c6ac391bbdefdd", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.23
[INFO] [stderr]    Compiling libc v0.2.182
[INFO] [stderr]    Compiling object v0.37.3
[INFO] [stderr]    Compiling gimli v0.32.3
[INFO] [stderr]    Compiling adler2 v2.0.1
[INFO] [stderr]    Compiling num-conv v0.2.0
[INFO] [stderr]    Compiling time-core v0.1.8
[INFO] [stderr]    Compiling log v0.4.29
[INFO] [stderr]    Compiling tracing-core v0.1.36
[INFO] [stderr]    Compiling thread_local v1.1.9
[INFO] [stderr]    Compiling deranged v0.5.8
[INFO] [stderr]    Compiling nu-ansi-term v0.50.3
[INFO] [stderr]    Compiling rustc-demangle v0.1.27
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling time-macros v0.2.27
[INFO] [stderr]    Compiling tracing-log v0.2.0
[INFO] [stderr]    Compiling quote v1.0.44
[INFO] [stderr]    Compiling tracing-subscriber v0.3.22
[INFO] [stderr]    Compiling syn v2.0.114
[INFO] [stderr]    Compiling getrandom v0.2.17
[INFO] [stderr]    Compiling sysinfo v0.38.4
[INFO] [stderr]    Compiling time v0.3.47
[INFO] [stderr]    Compiling addr2line v0.25.1
[INFO] [stderr]    Compiling backtrace v0.3.76
[INFO] [stderr]    Compiling thiserror-impl v2.0.18
[INFO] [stderr]    Compiling tracing-attributes v0.1.31
[INFO] [stderr]    Compiling thiserror v2.0.18
[INFO] [stderr]    Compiling rivet-foundation v0.1.0
[INFO] [stderr]    Compiling tracing v0.1.44
[INFO] [stderr]    Compiling rivet-logger v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.83s
[INFO] running `Command { std: "docker" "inspect" "52abe9d9e54da1a03f75b3aa39d7049e04ebeb7e5eeb9dd7d3c6ac391bbdefdd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52abe9d9e54da1a03f75b3aa39d7049e04ebeb7e5eeb9dd7d3c6ac391bbdefdd", kill_on_drop: false }`
[INFO] [stdout] 52abe9d9e54da1a03f75b3aa39d7049e04ebeb7e5eeb9dd7d3c6ac391bbdefdd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e4ab2b5f7ff91614d93a757eb9cd59289e349acc72aa4d1ba7a4e64392a07236
[INFO] running `Command { std: "docker" "start" "-a" "e4ab2b5f7ff91614d93a757eb9cd59289e349acc72aa4d1ba7a4e64392a07236", kill_on_drop: false }`
[INFO] [stderr]    Compiling rivet-logger v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.27s
[INFO] running `Command { std: "docker" "inspect" "e4ab2b5f7ff91614d93a757eb9cd59289e349acc72aa4d1ba7a4e64392a07236", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4ab2b5f7ff91614d93a757eb9cd59289e349acc72aa4d1ba7a4e64392a07236", kill_on_drop: false }`
[INFO] [stdout] e4ab2b5f7ff91614d93a757eb9cd59289e349acc72aa4d1ba7a4e64392a07236
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e401be3a934bc29cd1c58cd2fd91ed5585895a1dab04e705455599bd47f85cd3
[INFO] running `Command { std: "docker" "start" "-a" "e401be3a934bc29cd1c58cd2fd91ed5585895a1dab04e705455599bd47f85cd3", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.18s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rivet_logger-e89b2aea0a359eda)
[INFO] [stdout] 
[INFO] [stdout] running 43 tests
[INFO] [stdout] test handlers::daily::tests::parses_dated_path_consistently ... ok
[INFO] [stdout] test handlers::build::tests::builds_daily_handler ... ok
[INFO] [stdout] test handlers::build::tests::builds_only_requested_channel ... ok
[INFO] [stdout] test handlers::build::tests::builds_nested_stack_handler ... ok
[INFO] [stdout] test handlers::build::tests::fails_for_cycle ... ok
[INFO] [stdout] test handlers::stack::tests::succeeds_when_at_least_one_child_succeeds ... ok
[INFO] [stdout] test handlers::stack::tests::fans_out_to_all_children_in_order ... ok
[INFO] [stdout] test handlers::build::tests::builds_stdout_handler ... ok
[INFO] [stdout] test handlers::stdout::tests::colorizes_known_levels_when_enabled ... ok
[INFO] [stdout] test handlers::build::tests::fails_for_missing_channel_reference ... ok
[INFO] [stdout] test handlers::stdout::tests::applies_requested_level_palette ... ok
[INFO] [stdout] test handlers::stdout::tests::leaves_non_rivet_lines_uncolored ... ok
[INFO] [stdout] test handlers::stdout::tests::writes_lines_to_writer ... ok
[INFO] [stdout] test log::tests::writes_to_named_channel ... ok
[INFO] [stdout] test logger::tests::bubbling_stops_when_handler_returns_true ... ok
[INFO] [stdout] test logger::tests::handlers_are_called_in_stack_order ... ok
[INFO] [stdout] test logger::tests::parses_rfc_5424_level_values ... ok
[INFO] [stdout] test logger::tests::processor_mutates_message_before_dispatch ... ok
[INFO] [stdout] test handlers::build::tests::supports_default_channel_fallback ... ok
[INFO] [stdout] test handlers::build::tests::fails_for_invalid_days ... ok
[INFO] [stdout] test logger::tests::reset_calls_processor_reset ... ok
[INFO] [stdout] test handlers::single::tests::writes_message_to_file ... ok
[INFO] [stdout] test handlers::daily::tests::appends_multiple_lines ... ok
[INFO] [stdout] test processors::git::tests::parses_current_branch_and_commit ... ok
[INFO] [stdout] test processors::closure_context::tests::resolves_deferred_map_context ... ok
[INFO] [stdout] test processors::closure_context::tests::writes_error_message_when_resolution_fails ... ok
[INFO] [stdout] test processors::mercurial::tests::parses_three_token_hg_output ... ok
[INFO] [stdout] test processors::mercurial::tests::parses_two_token_hg_output ... ok
[INFO] [stdout] test processors::psr_log_message::tests::removes_used_context_when_enabled ... ok
[INFO] [stdout] test handlers::daily::tests::supports_base_path_without_extension ... ok
[INFO] [stdout] test processors::psr_log_message::tests::interpolates_placeholders ... ok
[INFO] [stdout] test handlers::daily::tests::writes_to_dated_file ... ok
[INFO] [stdout] test processors::web::tests::adds_default_web_fields_when_request_uri_exists ... ok
[INFO] [stdout] test handlers::daily::tests::cleans_up_expired_files_on_init ... ok
[INFO] [stdout] test tests::level_column_is_fixed_width_for_alignment ... ok
[INFO] [stdout] test processors::git::tests::returns_none_for_invalid_commit_hash ... ok
[INFO] [stdout] test processors::uid::tests::reset_regenerates_uid ... ok
[INFO] [stdout] test handlers::daily::tests::rejects_zero_retention ... ok
[INFO] [stdout] test handlers::build::tests::supports_stack_channel_push_semantics ... ok
[INFO] [stdout] test handlers::stack::tests::fails_when_all_children_fail ... ok
[INFO] [stdout] test handlers::build::tests::builds_single_handler ... ok
[INFO] [stdout] test processors::uid::tests::validates_uid_length ... ok
[INFO] [stderr]    Doc-tests rivet_logger
[INFO] [stdout] test processors::introspection::tests::injects_trace_fields ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 43 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.42s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - (line 11) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 47) ... ok
[INFO] [stdout] test src/lib.rs - (line 28) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 11) stdout ----
[INFO] [stdout] Test executable failed (exit status: 101).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] 
[INFO] [stdout] thread 'main' (145) panicked at src/lib.rs:17:35:
[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:     0x5aaef2f12cfa - std[f92b4c606f291077]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5aaef2f12cfa - std[f92b4c606f291077]::backtrace_rs::backtrace::trace_unsynchronized::<std[f92b4c606f291077]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5aaef2f12cfa - std[f92b4c606f291077]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5aaef2f12cfa - <<std[f92b4c606f291077]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[786f478f706679df]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5aaef2f2352a - <core[786f478f706679df]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5aaef2f2352a - core[786f478f706679df]::fmt::write
[INFO] [stdout]    6:     0x5aaef2f16442 - std[f92b4c606f291077]::io::default_write_fmt::<std[f92b4c606f291077]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5aaef2f16442 - <std[f92b4c606f291077]::sys::stdio::unix::Stderr as std[f92b4c606f291077]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x5aaef2efdd2f - <std[f92b4c606f291077]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x5aaef2efdd2f - std[f92b4c606f291077]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x5aaef2f0f2b1 - std[f92b4c606f291077]::panicking::default_hook
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/panicking.rs:319:9
[INFO] [stdout]   11:     0x5aaef2f0f46b - std[f92b4c606f291077]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/panicking.rs:825:13
[INFO] [stdout]   12:     0x5aaef2efdde8 - std[f92b4c606f291077]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/panicking.rs:698:13
[INFO] [stdout]   13:     0x5aaef2ef5a89 - std[f92b4c606f291077]::sys::backtrace::__rust_end_short_backtrace::<std[f92b4c606f291077]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   14:     0x5aaef2efe5cd - __rustc[8241495c18a89d70]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/panicking.rs:689:5
[INFO] [stdout]   15:     0x5aaef2f23c1c - core[786f478f706679df]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/core/src/panicking.rs:80:14
[INFO] [stdout]   16:     0x5aaef2f239f2 - core[786f478f706679df]::result::unwrap_failed
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/core/src/result.rs:1867:5
[INFO] [stdout]   17:     0x5aaef2eccd2c - rust_out[ed1579ae55fdba85]::main
[INFO] [stdout]   18:     0x5aaef2ecd0d3 - <fn() as core[786f478f706679df]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   19:     0x5aaef2eccc66 - std[f92b4c606f291077]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stdout]   20:     0x5aaef2eccca9 - std[f92b4c606f291077]::rt::lang_start::<()>::{closure#0}
[INFO] [stdout]   21:     0x5aaef2f0ea34 - <&dyn core[786f478f706679df]::ops::function::Fn<(), Output = i32> + core[786f478f706679df]::marker::Sync + core[786f478f706679df]::panic::unwind_safe::RefUnwindSafe as core[786f478f706679df]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   22:     0x5aaef2f0ea34 - std[f92b4c606f291077]::panicking::catch_unwind::do_call::<&dyn core[786f478f706679df]::ops::function::Fn<(), Output = i32> + core[786f478f706679df]::marker::Sync + core[786f478f706679df]::panic::unwind_safe::RefUnwindSafe, i32>
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/panicking.rs:581:40
[INFO] [stdout]   23:     0x5aaef2f0ea34 - std[f92b4c606f291077]::panicking::catch_unwind::<i32, &dyn core[786f478f706679df]::ops::function::Fn<(), Output = i32> + core[786f478f706679df]::marker::Sync + core[786f478f706679df]::panic::unwind_safe::RefUnwindSafe>
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/panicking.rs:544:19
[INFO] [stdout]   24:     0x5aaef2f0ea34 - std[f92b4c606f291077]::panic::catch_unwind::<&dyn core[786f478f706679df]::ops::function::Fn<(), Output = i32> + core[786f478f706679df]::marker::Sync + core[786f478f706679df]::panic::unwind_safe::RefUnwindSafe, i32>
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/panic.rs:359:14
[INFO] [stdout]   25:     0x5aaef2f0ea34 - std[f92b4c606f291077]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/rt.rs:175:24
[INFO] [stdout]   26:     0x5aaef2f0ea34 - std[f92b4c606f291077]::panicking::catch_unwind::do_call::<std[f92b4c606f291077]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/panicking.rs:581:40
[INFO] [stdout]   27:     0x5aaef2f0ea34 - std[f92b4c606f291077]::panicking::catch_unwind::<isize, std[f92b4c606f291077]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/panicking.rs:544:19
[INFO] [stdout]   28:     0x5aaef2f0ea34 - std[f92b4c606f291077]::panic::catch_unwind::<std[f92b4c606f291077]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/panic.rs:359:14
[INFO] [stdout]   29:     0x5aaef2f0ea34 - std[f92b4c606f291077]::rt::lang_start_internal
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/rt.rs:171:5
[INFO] [stdout]   30:     0x5aaef2eccc51 - std[f92b4c606f291077]::rt::lang_start::<()>
[INFO] [stdout]   31:     0x5aaef2ecd135 - main
[INFO] [stdout]   32:     0x73a69f8911ca - <unknown>
[INFO] [stdout]   33:     0x73a69f89128b - __libc_start_main
[INFO] [stdout]   34:     0x5aaef2ecc4a5 - _start
[INFO] [stdout]   35:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 28) stdout ----
[INFO] [stdout] Test executable failed (exit status: 101).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] 
[INFO] [stdout] thread 'main' (146) panicked at src/lib.rs:19:35:
[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:     0x602fbc78592a - std[f92b4c606f291077]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x602fbc78592a - std[f92b4c606f291077]::backtrace_rs::backtrace::trace_unsynchronized::<std[f92b4c606f291077]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x602fbc78592a - std[f92b4c606f291077]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x602fbc78592a - <<std[f92b4c606f291077]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[786f478f706679df]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x602fbc7978ea - <core[786f478f706679df]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x602fbc7978ea - core[786f478f706679df]::fmt::write
[INFO] [stdout]    6:     0x602fbc78a802 - std[f92b4c606f291077]::io::default_write_fmt::<std[f92b4c606f291077]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x602fbc78a802 - <std[f92b4c606f291077]::sys::stdio::unix::Stderr as std[f92b4c606f291077]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x602fbc77047f - <std[f92b4c606f291077]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x602fbc77047f - std[f92b4c606f291077]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x602fbc781eb1 - std[f92b4c606f291077]::panicking::default_hook
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/panicking.rs:319:9
[INFO] [stdout]   11:     0x602fbc78206b - std[f92b4c606f291077]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/panicking.rs:825:13
[INFO] [stdout]   12:     0x602fbc770538 - std[f92b4c606f291077]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/panicking.rs:698:13
[INFO] [stdout]   13:     0x602fbc7680a9 - std[f92b4c606f291077]::sys::backtrace::__rust_end_short_backtrace::<std[f92b4c606f291077]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   14:     0x602fbc770d9d - __rustc[8241495c18a89d70]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/panicking.rs:689:5
[INFO] [stdout]   15:     0x602fbc79803c - core[786f478f706679df]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/core/src/panicking.rs:80:14
[INFO] [stdout]   16:     0x602fbc797db2 - core[786f478f706679df]::result::unwrap_failed
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/core/src/result.rs:1867:5
[INFO] [stdout]   17:     0x602fbc73ae7c - rust_out[ed1579ae55fdba85]::main
[INFO] [stdout]   18:     0x602fbc73ba33 - <fn() as core[786f478f706679df]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   19:     0x602fbc73adb6 - std[f92b4c606f291077]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stdout]   20:     0x602fbc73adf9 - std[f92b4c606f291077]::rt::lang_start::<()>::{closure#0}
[INFO] [stdout]   21:     0x602fbc781414 - <&dyn core[786f478f706679df]::ops::function::Fn<(), Output = i32> + core[786f478f706679df]::marker::Sync + core[786f478f706679df]::panic::unwind_safe::RefUnwindSafe as core[786f478f706679df]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   22:     0x602fbc781414 - std[f92b4c606f291077]::panicking::catch_unwind::do_call::<&dyn core[786f478f706679df]::ops::function::Fn<(), Output = i32> + core[786f478f706679df]::marker::Sync + core[786f478f706679df]::panic::unwind_safe::RefUnwindSafe, i32>
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/panicking.rs:581:40
[INFO] [stdout]   23:     0x602fbc781414 - std[f92b4c606f291077]::panicking::catch_unwind::<i32, &dyn core[786f478f706679df]::ops::function::Fn<(), Output = i32> + core[786f478f706679df]::marker::Sync + core[786f478f706679df]::panic::unwind_safe::RefUnwindSafe>
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/panicking.rs:544:19
[INFO] [stdout]   24:     0x602fbc781414 - std[f92b4c606f291077]::panic::catch_unwind::<&dyn core[786f478f706679df]::ops::function::Fn<(), Output = i32> + core[786f478f706679df]::marker::Sync + core[786f478f706679df]::panic::unwind_safe::RefUnwindSafe, i32>
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/panic.rs:359:14
[INFO] [stdout]   25:     0x602fbc781414 - std[f92b4c606f291077]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/rt.rs:175:24
[INFO] [stdout]   26:     0x602fbc781414 - std[f92b4c606f291077]::panicking::catch_unwind::do_call::<std[f92b4c606f291077]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/panicking.rs:581:40
[INFO] [stdout]   27:     0x602fbc781414 - std[f92b4c606f291077]::panicking::catch_unwind::<isize, std[f92b4c606f291077]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/panicking.rs:544:19
[INFO] [stdout]   28:     0x602fbc781414 - std[f92b4c606f291077]::panic::catch_unwind::<std[f92b4c606f291077]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/panic.rs:359:14
[INFO] [stdout]   29:     0x602fbc781414 - std[f92b4c606f291077]::rt::lang_start_internal
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/rt.rs:171:5
[INFO] [stdout]   30:     0x602fbc73ada1 - std[f92b4c606f291077]::rt::lang_start::<()>
[INFO] [stdout]   31:     0x602fbc73ba95 - main
[INFO] [stdout]   32:     0x746ae62bc1ca - <unknown>
[INFO] [stdout]   33:     0x746ae62bc28b - __libc_start_main
[INFO] [stdout]   34:     0x602fbc73a755 - _start
[INFO] [stdout]   35:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 11)
[INFO] [stdout]     src/lib.rs - (line 28)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 1 passed; 2 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" "e401be3a934bc29cd1c58cd2fd91ed5585895a1dab04e705455599bd47f85cd3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e401be3a934bc29cd1c58cd2fd91ed5585895a1dab04e705455599bd47f85cd3", kill_on_drop: false }`
[INFO] [stdout] e401be3a934bc29cd1c58cd2fd91ed5585895a1dab04e705455599bd47f85cd3
