[INFO] cloning repository https://github.com/justin-luoma/level-up-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/justin-luoma/level-up-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjustin-luoma%2Flevel-up-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjustin-luoma%2Flevel-up-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4c18d73efa54cdb7b4deb977e368bb0a6a18965a
[INFO] testing justin-luoma/level-up-rust against 1.90.0 for beta-1.91-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjustin-luoma%2Flevel-up-rust" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/justin-luoma/level-up-rust
[INFO] finished tweaking git repo https://github.com/justin-luoma/level-up-rust
[INFO] tweaked toml for git repo https://github.com/justin-luoma/level-up-rust written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/justin-luoma/level-up-rust on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/justin-luoma/level-up-rust 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" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded num_enum_derive v0.7.0
[INFO] [stderr]   Downloaded errno v0.3.2
[INFO] [stderr]   Downloaded num_enum v0.7.0
[INFO] [stderr]   Downloaded rustix v0.38.8
[INFO] [stderr]   Downloaded cc v1.0.81
[INFO] [stderr]   Downloaded linux-raw-sys v0.4.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aa94dd5fc9755ded67edeed585e6c0089de295fa8c0b993bb380a4b3defd95c7
[INFO] running `Command { std: "docker" "start" "-a" "aa94dd5fc9755ded67edeed585e6c0089de295fa8c0b993bb380a4b3defd95c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aa94dd5fc9755ded67edeed585e6c0089de295fa8c0b993bb380a4b3defd95c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa94dd5fc9755ded67edeed585e6c0089de295fa8c0b993bb380a4b3defd95c7", kill_on_drop: false }`
[INFO] [stdout] aa94dd5fc9755ded67edeed585e6c0089de295fa8c0b993bb380a4b3defd95c7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a7c229f7b5aee761facc0a36b97543bbe16d37107bbc9f0084ee9a3a2742c3c2
[INFO] running `Command { std: "docker" "start" "-a" "a7c229f7b5aee761facc0a36b97543bbe16d37107bbc9f0084ee9a3a2742c3c2", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]    Compiling hashbrown v0.14.0
[INFO] [stderr]    Compiling toml_datetime v0.6.3
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling winnow v0.5.15
[INFO] [stderr]    Compiling rustix v0.38.8
[INFO] [stderr]    Compiling once_cell v1.18.0
[INFO] [stderr]    Compiling linux-raw-sys v0.4.5
[INFO] [stderr]    Compiling bitflags v2.4.0
[INFO] [stderr]    Compiling fastrand v2.0.0
[INFO] [stderr]    Compiling iana-time-zone v0.1.57
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]    Compiling indexmap v2.0.0
[INFO] [stderr]    Compiling quote v1.0.32
[INFO] [stderr]    Compiling time v0.1.45
[INFO] [stderr]    Compiling syn v2.0.28
[INFO] [stderr]    Compiling chrono v0.4.26
[INFO] [stderr]    Compiling toml_edit v0.19.14
[INFO] [stderr]    Compiling tempfile v3.8.0
[INFO] [stderr]    Compiling proc-macro-crate v1.3.1
[INFO] [stderr]    Compiling num_enum_derive v0.7.0
[INFO] [stderr]    Compiling num_enum v0.7.0
[INFO] [stderr]    Compiling level-up-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.26s
[INFO] running `Command { std: "docker" "inspect" "a7c229f7b5aee761facc0a36b97543bbe16d37107bbc9f0084ee9a3a2742c3c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7c229f7b5aee761facc0a36b97543bbe16d37107bbc9f0084ee9a3a2742c3c2", kill_on_drop: false }`
[INFO] [stdout] a7c229f7b5aee761facc0a36b97543bbe16d37107bbc9f0084ee9a3a2742c3c2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 22bf894e4b3c69e01ba3ff6dec0411381e52bef8950f4c5ad58f4581a996c2b8
[INFO] running `Command { std: "docker" "start" "-a" "22bf894e4b3c69e01ba3ff6dec0411381e52bef8950f4c5ad58f4581a996c2b8", kill_on_drop: false }`
[INFO] [stderr]    Compiling level-up-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `chrono::NaiveDate::from_ymd`: use `from_ymd_opt()` instead
[INFO] [stdout]   --> src/flexible_date_format.rs:25:71
[INFO] [stdout]    |
[INFO] [stdout] 25 |         assert_eq!(flexible_date_parse("2010-12-11"), Some(NaiveDate::from_ymd(2010, 12, 11)))
[INFO] [stdout]    |                                                                       ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `chrono::NaiveDate::from_ymd`: use `from_ymd_opt()` instead
[INFO] [stdout]   --> src/flexible_date_format.rs:30:72
[INFO] [stdout]    |
[INFO] [stdout] 30 |         assert_eq!(flexible_date_parse("1999/Mar/02"), Some(NaiveDate::from_ymd(1999, 3, 2)))
[INFO] [stdout]    |                                                                        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `chrono::NaiveDate::from_ymd`: use `from_ymd_opt()` instead
[INFO] [stdout]   --> src/flexible_date_format.rs:35:72
[INFO] [stdout]    |
[INFO] [stdout] 35 |         assert_eq!(flexible_date_parse("01.Mar.2021"), Some(NaiveDate::from_ymd(2021, 3, 1)))
[INFO] [stdout]    |                                                                        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `chrono::NaiveDate::from_ymd`: use `from_ymd_opt()` instead
[INFO] [stdout]   --> src/flexible_date_format.rs:40:72
[INFO] [stdout]    |
[INFO] [stdout] 40 |         assert_eq!(flexible_date_parse("Apr.05.2021"), Some(NaiveDate::from_ymd(2021, 4, 5)))
[INFO] [stdout]    |                                                                        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 6.40s
[INFO] running `Command { std: "docker" "inspect" "22bf894e4b3c69e01ba3ff6dec0411381e52bef8950f4c5ad58f4581a996c2b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22bf894e4b3c69e01ba3ff6dec0411381e52bef8950f4c5ad58f4581a996c2b8", kill_on_drop: false }`
[INFO] [stdout] 22bf894e4b3c69e01ba3ff6dec0411381e52bef8950f4c5ad58f4581a996c2b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 404b54940d37cafc0251611e9d90aab63111d4ad6bde23dbae884c3ee13e00dc
[INFO] running `Command { std: "docker" "start" "-a" "404b54940d37cafc0251611e9d90aab63111d4ad6bde23dbae884c3ee13e00dc", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated associated function `chrono::NaiveDate::from_ymd`: use `from_ymd_opt()` instead
[INFO] [stderr]   --> src/flexible_date_format.rs:25:71
[INFO] [stderr]    |
[INFO] [stderr] 25 |         assert_eq!(flexible_date_parse("2010-12-11"), Some(NaiveDate::from_ymd(2010, 12, 11)))
[INFO] [stderr]    |                                                                       ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `chrono::NaiveDate::from_ymd`: use `from_ymd_opt()` instead
[INFO] [stderr]   --> src/flexible_date_format.rs:30:72
[INFO] [stderr]    |
[INFO] [stderr] 30 |         assert_eq!(flexible_date_parse("1999/Mar/02"), Some(NaiveDate::from_ymd(1999, 3, 2)))
[INFO] [stderr]    |                                                                        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `chrono::NaiveDate::from_ymd`: use `from_ymd_opt()` instead
[INFO] [stderr]   --> src/flexible_date_format.rs:35:72
[INFO] [stderr]    |
[INFO] [stderr] 35 |         assert_eq!(flexible_date_parse("01.Mar.2021"), Some(NaiveDate::from_ymd(2021, 3, 1)))
[INFO] [stderr]    |                                                                        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `chrono::NaiveDate::from_ymd`: use `from_ymd_opt()` instead
[INFO] [stderr]   --> src/flexible_date_format.rs:40:72
[INFO] [stderr]    |
[INFO] [stderr] 40 |         assert_eq!(flexible_date_parse("Apr.05.2021"), Some(NaiveDate::from_ymd(2021, 4, 5)))
[INFO] [stderr]    |                                                                        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `level-up-rust` (bin "level-up-rust" test) generated 4 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/level_up_rust-2dbf9cfc15e4d6a1)
[INFO] [stdout] 
[INFO] [stdout] running 51 tests
[INFO] [stdout] test blackjack::tests::risky_hand ... ok
[INFO] [stdout] test deadline::tests::in_past ... ok
[INFO] [stdout] test deadline::tests::in_future ... ok
[INFO] [stdout] test blackjack::tests::empty_hand ... ok
[INFO] [stdout] test blackjack::tests::bust ... ok
[INFO] [stdout] test flexible_date_format::tests::dmy_dot ... ok
[INFO] [stdout] test flexible_date_format::tests::invalid ... ok
[INFO] [stdout] test flexible_date_format::tests::mdy_dot ... ok
[INFO] [stdout] test flexible_date_format::tests::ymd_hyphen ... ok
[INFO] [stdout] test isbn13::tests::test_too_long ... ok
[INFO] [stdout] test flexible_date_format::tests::ymd_slash ... ok
[INFO] [stdout] test median::tests::test_median_no_elements ... ok
[INFO] [stdout] test isbn13::tests::can_correctly_calculate_check_digits ... ok
[INFO] [stdout] test isbn13::tests::rust_in_action ... ok
[INFO] [stdout] test missing_values::tests::no_missing ... ok
[INFO] [stdout] test morse_code::hello_world ... ok
[INFO] [stdout] test missing_values::tests::some_missing ... ok
[INFO] [stdout] test missing_values::tests::empty ... ok
[INFO] [stdout] test median::tests::test_median_odd_elements ... ok
[INFO] [stdout] test missing_values::tests::all_missing ... ok
[INFO] [stdout] test files::tests::writeable ... ok
[INFO] [stdout] test isbn13::tests::test_too_short ... ok
[INFO] [stdout] test files::tests::test_exists ... ok
[INFO] [stdout] test run_length_encoding::tests::abc ... ok
[INFO] [stdout] test median::tests::test_median_even_elements ... ok
[INFO] [stdout] test rgb::tests::every_color ... ok
[INFO] [stdout] test run_length_encoding::tests::long_run_2 ... ok
[INFO] [stdout] test run_length_encoding::tests::round_trip ... ok
[INFO] [stdout] test isbn13::tests::test_invalid_character ... ok
[INFO] [stdout] test isbn13::tests::test_invalid_check ... ok
[INFO] [stdout] test isbn13::tests::test_parse ... ok
[INFO] [stdout] test morse_code::whole_alphabet ... ok
[INFO] [stdout] test temperature::tests::boiling ... ok
[INFO] [stdout] test temperature::tests::freezing ... ok
[INFO] [stdout] test temperature::tests::one_degree ... ok
[INFO] [stdout] test vigenere_cipher::vigenere::tests::test_encrypt ... ok
[INFO] [stdout] test vigenere_cipher::vigenere::tests::test_keys ... ok
[INFO] [stdout] test vigenere_cipher::vigenere::tests::test_decrypt ... ok
[INFO] [stdout] test vigenere_cipher::vigenere::tests::test_puzzle ... ok
[INFO] [stdout] test weeks_between::tests::one_week ... ok
[INFO] [stdout] test weeks_between::tests::past ... ok
[INFO] [stdout] test weeks_between::tests::same_day ... ok
[INFO] [stdout] test rgb::tests::no_leading_hash - should panic ... ok
[INFO] [stdout] test rgb::tests::not_a_hex_code - should panic ... ok
[INFO] [stdout] test rgb::tests::invalid_literals - should panic ... ok
[INFO] [stdout] test rgb::tests::out_of_bounds - should panic ... ok
[INFO] [stdout] test files::tests::read_only ... FAILED
[INFO] [stdout] test rgb::tests::too_short - should panic ... ok
[INFO] [stdout] test blackjack::tests::strong_hand ... ok
[INFO] [stdout] test run_length_encoding::tests::long_run ... ok
[INFO] [stdout] test shortest_path::tests::large_graph ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- files::tests::read_only stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'files::tests::read_only' panicked at src/files.rs:60:9:
[INFO] [stdout] assertion failed: !f.path().is_writeable()
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5a80208d90c2 - std::backtrace_rs::backtrace::libunwind::trace::h2d45396358f41939
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5a80208d90c2 - std::backtrace_rs::backtrace::trace_unsynchronized::hffcefc0b67f1d6e2
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5a80208d90c2 - std::sys::backtrace::_print_fmt::hd72f71d23b436b92
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x5a80208d90c2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hdcfcb6d4c8489523
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x5a80208ffe03 - core::fmt::rt::Argument::fmt::h2c56b3114963061a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x5a80208ffe03 - core::fmt::write::h8a494366950f23bb
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/fmt/mod.rs:1468:25
[INFO] [stdout]    6:     0x5a80208d5df3 - std::io::default_write_fmt::h7b8824096454f323
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5a80208d5df3 - std::io::Write::write_fmt::h4e71294925c334d0
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x5a80208d8f12 - std::sys::backtrace::BacktraceLock::print::hb2a626a81e06b2dc
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x5a80208daa49 - std::panicking::default_hook::{{closure}}::h4f78485264f12d10
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:300:27
[INFO] [stdout]   10:     0x5a80208da87e - std::panicking::default_hook::h2c66fc99e962531d
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:324:9
[INFO] [stdout]   11:     0x5a802085b064 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hb6bd65493727d71a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   12:     0x5a802085b064 - test::test_main_with_exit_callback::{{closure}}::h60217ec76a0ece4a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x5a80208db51e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h318e4efb8c1a5689
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   14:     0x5a80208db51e - std::panicking::rust_panic_with_hook::h33ac55f64bbd807d
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:841:13
[INFO] [stdout]   15:     0x5a80208db1b6 - std::panicking::begin_panic_handler::{{closure}}::h30e7cb89678a57fe
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:699:13
[INFO] [stdout]   16:     0x5a80208d95c9 - std::sys::backtrace::__rust_end_short_backtrace::hed60f27456c16ced
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x5a80208dae7d - __rustc[de2ca18b4c54d5b8]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:697:5
[INFO] [stdout]   18:     0x5a80208fdde0 - core::panicking::panic_fmt::h62f63d096dd276af
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x5a80208fde6c - core::panicking::panic::h89a5f2df32b0508a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panicking.rs:145:5
[INFO] [stdout]   20:     0x5a80208140ab - level_up_rust::files::tests::read_only::hc47a66b1f00ce885
[INFO] [stdout]                                at /opt/rustwide/workdir/src/files.rs:60:9
[INFO] [stdout]   21:     0x5a8020813ca7 - level_up_rust::files::tests::read_only::{{closure}}::h6bb8175d6e1cead6
[INFO] [stdout]                                at /opt/rustwide/workdir/src/files.rs:55:19
[INFO] [stdout]   22:     0x5a80207fdf46 - core::ops::function::FnOnce::call_once::h608db904f759b557
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   23:     0x5a80208608cb - core::ops::function::FnOnce::call_once::h1f9474f1347fff52
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   24:     0x5a80208608cb - test::__rust_begin_short_backtrace::ha52ab26e77157f03
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:648:18
[INFO] [stdout]   25:     0x5a802085fa05 - test::run_test_in_process::{{closure}}::h229c1a11a50b261f
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:671:74
[INFO] [stdout]   26:     0x5a802085fa05 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h78821afbf97b39a9
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   27:     0x5a802085fa05 - std::panicking::catch_unwind::do_call::h53abf3ed5bd32ba3
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:589:40
[INFO] [stdout]   28:     0x5a802085fa05 - std::panicking::catch_unwind::h6deb5fe1e91873c9
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:552:19
[INFO] [stdout]   29:     0x5a802085fa05 - std::panic::catch_unwind::hea0829b6b565654b
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x5a802085fa05 - test::run_test_in_process::hdc44dfecea3db21b
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:671:27
[INFO] [stdout]   31:     0x5a802085fa05 - test::run_test::{{closure}}::h0364ba59bf23f652
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:592:43
[INFO] [stdout]   32:     0x5a8020823604 - test::run_test::{{closure}}::h32730b304eec05da
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:622:41
[INFO] [stdout]   33:     0x5a8020823604 - std::sys::backtrace::__rust_begin_short_backtrace::h177cb952fc54ad2c
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   34:     0x5a8020826fda - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h119d903520007597
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   35:     0x5a8020826fda - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hab88401d606702a6
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   36:     0x5a8020826fda - std::panicking::catch_unwind::do_call::h163fe12cca9901c2
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:589:40
[INFO] [stdout]   37:     0x5a8020826fda - std::panicking::catch_unwind::he81557d0e17cc1bc
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:552:19
[INFO] [stdout]   38:     0x5a8020826fda - std::panic::catch_unwind::hc2b8e79c20593955
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x5a8020826fda - std::thread::Builder::spawn_unchecked_::{{closure}}::hfa6b4978e07815cc
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   40:     0x5a8020826fda - core::ops::function::FnOnce::call_once{{vtable.shim}}::hddcd7484a13fd793
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   41:     0x5a80208de49f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h5924238c754de3b8
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/boxed.rs:1971:9
[INFO] [stdout]   42:     0x5a80208de49f - std::sys::pal::unix::thread::Thread::new::thread_start::hb6e99e73da4d28f8
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/pal/unix/thread.rs:107:17
[INFO] [stdout]   43:     0x724a27daaaa4 - <unknown>
[INFO] [stdout]   44:     0x724a27e37a34 - clone
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     files::tests::read_only
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 50 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.20s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--bin level-up-rust`
[INFO] running `Command { std: "docker" "inspect" "404b54940d37cafc0251611e9d90aab63111d4ad6bde23dbae884c3ee13e00dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "404b54940d37cafc0251611e9d90aab63111d4ad6bde23dbae884c3ee13e00dc", kill_on_drop: false }`
[INFO] [stdout] 404b54940d37cafc0251611e9d90aab63111d4ad6bde23dbae884c3ee13e00dc
