[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 1.97.0-beta.6 for beta-1.98-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjustin-luoma%2Flevel-up-rust" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-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-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/justin-luoma/level-up-rust on toolchain 1.97.0-beta.6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.97.0-beta.6" "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" "+1.97.0-beta.6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded errno v0.3.2
[INFO] [stderr]   Downloaded tempfile v3.8.0
[INFO] [stderr]   Downloaded cc v1.0.81
[INFO] [stderr]   Downloaded fastrand v2.0.0
[INFO] [stderr]   Downloaded num_enum v0.7.0
[INFO] [stderr]   Downloaded num_enum_derive v0.7.0
[INFO] [stderr]   Downloaded bitflags v2.4.0
[INFO] [stderr]   Downloaded num-traits v0.2.16
[INFO] [stderr]   Downloaded toml_edit v0.19.14
[INFO] [stderr]   Downloaded memchr v2.6.3
[INFO] [stderr]   Downloaded winnow v0.5.15
[INFO] [stderr]   Downloaded syn v2.0.28
[INFO] [stderr]   Downloaded rustix v0.38.8
[INFO] [stderr]   Downloaded linux-raw-sys v0.4.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3d5ced03c013a94a2f102a4510f48a6e9184255caf5fd8244f58017bde7f5210" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 18e3096c48e6e5c5463406243ef3e4d2476b7d5391093628ca81fe2cedad0ea5
[INFO] running `Command { std: "docker" "start" "18e3096c48e6e5c5463406243ef3e4d2476b7d5391093628ca81fe2cedad0ea5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "18e3096c48e6e5c5463406243ef3e4d2476b7d5391093628ca81fe2cedad0ea5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "18e3096c48e6e5c5463406243ef3e4d2476b7d5391093628ca81fe2cedad0ea5" "/opt/rustwide/cargo-home/bin/cargo" "+1.97.0-beta.6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "18e3096c48e6e5c5463406243ef3e4d2476b7d5391093628ca81fe2cedad0ea5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "18e3096c48e6e5c5463406243ef3e4d2476b7d5391093628ca81fe2cedad0ea5" "/opt/rustwide/cargo-home/bin/cargo" "+1.97.0-beta.6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling equivalent v1.0.1
[INFO] [stderr]    Compiling hashbrown v0.14.0
[INFO] [stderr]    Compiling winnow v0.5.15
[INFO] [stderr]    Compiling toml_datetime v0.6.3
[INFO] [stderr]    Compiling once_cell v1.18.0
[INFO] [stderr]    Compiling rustix v0.38.8
[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 syn v2.0.28
[INFO] [stderr]    Compiling time v0.1.45
[INFO] [stderr]    Compiling indexmap v2.0.0
[INFO] [stderr]    Compiling chrono v0.4.26
[INFO] [stderr]    Compiling tempfile v3.8.0
[INFO] [stderr]    Compiling toml_edit v0.19.14
[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 10.49s
[INFO] running `Command { std: "docker" "inspect" "18e3096c48e6e5c5463406243ef3e4d2476b7d5391093628ca81fe2cedad0ea5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "18e3096c48e6e5c5463406243ef3e4d2476b7d5391093628ca81fe2cedad0ea5" "/opt/rustwide/cargo-home/bin/cargo" "+1.97.0-beta.6" "test" "--frozen" "--no-run" "--message-format=json", 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 6.48s
[INFO] running `Command { std: "docker" "inspect" "18e3096c48e6e5c5463406243ef3e4d2476b7d5391093628ca81fe2cedad0ea5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "18e3096c48e6e5c5463406243ef3e4d2476b7d5391093628ca81fe2cedad0ea5" "/opt/rustwide/cargo-home/bin/cargo" "+1.97.0-beta.6" "test" "--frozen", 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 0.06s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/level_up_rust-ae63b506da0e3176)
[INFO] [stdout] 
[INFO] [stdout] running 51 tests
[INFO] [stdout] test blackjack::tests::bust ... ok
[INFO] [stdout] test blackjack::tests::risky_hand ... ok
[INFO] [stdout] test blackjack::tests::strong_hand ... ok
[INFO] [stdout] test deadline::tests::in_future ... ok
[INFO] [stdout] test deadline::tests::in_past ... ok
[INFO] [stdout] test files::tests::writeable ... ok
[INFO] [stdout] test flexible_date_format::tests::dmy_dot ... ok
[INFO] [stdout] test flexible_date_format::tests::mdy_dot ... ok
[INFO] [stdout] test flexible_date_format::tests::invalid ... ok
[INFO] [stdout] test blackjack::tests::empty_hand ... ok
[INFO] [stdout] test flexible_date_format::tests::ymd_hyphen ... ok
[INFO] [stdout] test files::tests::test_exists ... ok
[INFO] [stdout] test flexible_date_format::tests::ymd_slash ... ok
[INFO] [stdout] test isbn13::tests::can_correctly_calculate_check_digits ... ok
[INFO] [stdout] test isbn13::tests::rust_in_action ... ok
[INFO] [stdout] test isbn13::tests::test_invalid_check ... ok
[INFO] [stdout] test isbn13::tests::test_too_long ... ok
[INFO] [stdout] test isbn13::tests::test_parse ... ok
[INFO] [stdout] test isbn13::tests::test_too_short ... ok
[INFO] [stdout] test median::tests::test_median_even_elements ... ok
[INFO] [stdout] test median::tests::test_median_odd_elements ... ok
[INFO] [stdout] test median::tests::test_median_no_elements ... ok
[INFO] [stdout] test missing_values::tests::empty ... ok
[INFO] [stdout] test missing_values::tests::some_missing ... ok
[INFO] [stdout] test morse_code::whole_alphabet ... ok
[INFO] [stdout] test missing_values::tests::all_missing ... ok
[INFO] [stdout] test missing_values::tests::no_missing ... ok
[INFO] [stdout] test run_length_encoding::tests::abc ... ok
[INFO] [stdout] test morse_code::hello_world ... ok
[INFO] [stdout] test isbn13::tests::test_invalid_character ... ok
[INFO] [stdout] test temperature::tests::freezing ... ok
[INFO] [stdout] test temperature::tests::boiling ... ok
[INFO] [stdout] test run_length_encoding::tests::long_run ... 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 temperature::tests::one_degree ... ok
[INFO] [stdout] test rgb::tests::every_color ... ok
[INFO] [stdout] test vigenere_cipher::vigenere::tests::test_decrypt ... 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_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 files::tests::read_only ... FAILED
[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::no_leading_hash - should panic ... ok
[INFO] [stdout] test rgb::tests::out_of_bounds - should panic ... ok
[INFO] [stdout] test rgb::tests::too_short - should panic ... 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' (528) panicked at src/files.rs:60:9:
[INFO] [stdout] assertion failed: !f.path().is_writeable()
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x574b84d10278 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x574b84d10278 - std[10d71ac2c42b111e]::backtrace_rs::backtrace::trace_unsynchronized::<std[10d71ac2c42b111e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x574b84d10278 - std[10d71ac2c42b111e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x574b84d10278 - <<std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8fb95b77d25ab6c8]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x574b84d2573a - <core[8fb95b77d25ab6c8]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x574b84d2573a - core[8fb95b77d25ab6c8]::fmt::write
[INFO] [stdout]    6:     0x574b84d14b72 - std[10d71ac2c42b111e]::io::default_write_fmt::<alloc[a7ee25936407c584]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x574b84d14b72 - <alloc[a7ee25936407c584]::vec::Vec<u8> as std[10d71ac2c42b111e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x574b84cee656 - <std[10d71ac2c42b111e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x574b84cee656 - std[10d71ac2c42b111e]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x574b84d07dc9 - std[10d71ac2c42b111e]::panicking::default_hook
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x574b84c5e67c - <alloc[a7ee25936407c584]::boxed::Box<dyn for<'a, 'b> core[8fb95b77d25ab6c8]::ops::function::Fn<(&'a std[10d71ac2c42b111e]::panic::PanicHookInfo<'b>,), Output = ()> + core[8fb95b77d25ab6c8]::marker::Sync + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::Fn<(&std[10d71ac2c42b111e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2289:9
[INFO] [stdout]   12:     0x574b84c5e67c - test[213991da798b1c03]::test_main_inner::<test[213991da798b1c03]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:155:21
[INFO] [stdout]   13:     0x574b84d07f82 - <alloc[a7ee25936407c584]::boxed::Box<dyn for<'a, 'b> core[8fb95b77d25ab6c8]::ops::function::Fn<(&'a std[10d71ac2c42b111e]::panic::PanicHookInfo<'b>,), Output = ()> + core[8fb95b77d25ab6c8]::marker::Sync + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::Fn<(&std[10d71ac2c42b111e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2289:9
[INFO] [stdout]   14:     0x574b84d07f82 - std[10d71ac2c42b111e]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x574b84cee744 - std[10d71ac2c42b111e]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:691:13
[INFO] [stdout]   16:     0x574b84ce36e9 - std[10d71ac2c42b111e]::sys::backtrace::__rust_end_short_backtrace::<std[10d71ac2c42b111e]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x574b84cef4bd - __rustc[3be9ba60078d4c86]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x574b84d25ecc - core[8fb95b77d25ab6c8]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x574b84d25e92 - core[8fb95b77d25ab6c8]::panicking::panic
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panicking.rs:150:5
[INFO] [stdout]   20:     0x574b84c318bb - level_up_rust[bd8b3c1c245fb0ac]::files::tests::read_only
[INFO] [stdout]                                at /opt/rustwide/workdir/src/files.rs:60:9
[INFO] [stdout]   21:     0x574b84c2e2c7 - level_up_rust[bd8b3c1c245fb0ac]::files::tests::read_only::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/files.rs:55:19
[INFO] [stdout]   22:     0x574b84c2b4e6 - <level_up_rust[bd8b3c1c245fb0ac]::files::tests::read_only::{closure#0} as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x574b84c5175b - <fn() -> core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x574b84c5175b - test[213991da798b1c03]::__rust_begin_short_backtrace::<core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>, fn() -> core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:724:18
[INFO] [stdout]   25:     0x574b84c5efd5 - test[213991da798b1c03]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:747:74
[INFO] [stdout]   26:     0x574b84c5efd5 - <core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   27:     0x574b84c5efd5 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>, core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   28:     0x574b84c5efd5 - std[10d71ac2c42b111e]::panicking::catch_unwind::<core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>, core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   29:     0x574b84c5efd5 - std[10d71ac2c42b111e]::panic::catch_unwind::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<test[213991da798b1c03]::run_test_in_process::{closure#0}>, core[8fb95b77d25ab6c8]::result::Result<(), alloc[a7ee25936407c584]::string::String>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x574b84c5efd5 - test[213991da798b1c03]::run_test_in_process
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:747:27
[INFO] [stdout]   31:     0x574b84c5efd5 - test[213991da798b1c03]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:668:43
[INFO] [stdout]   32:     0x574b84c588e4 - test[213991da798b1c03]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/test/src/lib.rs:698:41
[INFO] [stdout]   33:     0x574b84c588e4 - std[10d71ac2c42b111e]::sys::backtrace::__rust_begin_short_backtrace::<test[213991da798b1c03]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   34:     0x574b84c62052 - std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked::<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/thread/lifecycle.rs:70:13
[INFO] [stdout]   35:     0x574b84c62052 - <core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   36:     0x574b84c62052 - std[10d71ac2c42b111e]::panicking::catch_unwind::do_call::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x574b84c62052 - std[10d71ac2c42b111e]::panicking::catch_unwind::<(), core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x574b84c62052 - std[10d71ac2c42b111e]::panic::catch_unwind::<core[8fb95b77d25ab6c8]::panic::unwind_safe::AssertUnwindSafe<std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x574b84c62052 - std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked::<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/thread/lifecycle.rs:68:26
[INFO] [stdout]   40:     0x574b84c62052 - <std[10d71ac2c42b111e]::thread::lifecycle::spawn_unchecked<test[213991da798b1c03]::run_test::{closure#1}, ()>::{closure#1} as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   41:     0x574b84d0f5bf - <alloc[a7ee25936407c584]::boxed::Box<dyn core[8fb95b77d25ab6c8]::ops::function::FnOnce<(), Output = ()> + core[8fb95b77d25ab6c8]::marker::Send> as core[8fb95b77d25ab6c8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/alloc/src/boxed.rs:2275:9
[INFO] [stdout]   42:     0x574b84d0f5bf - <std[10d71ac2c42b111e]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/b2282dd5646a57d570fc86fbe8df0e8826665ef6/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   43:     0x779ff1623aa4 - <unknown>
[INFO] [stdout]   44:     0x779ff16b0a64 - 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 0.16s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--bin level-up-rust`
[INFO] running `Command { std: "docker" "inspect" "18e3096c48e6e5c5463406243ef3e4d2476b7d5391093628ca81fe2cedad0ea5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18e3096c48e6e5c5463406243ef3e4d2476b7d5391093628ca81fe2cedad0ea5", kill_on_drop: false }`
[INFO] [stdout] 18e3096c48e6e5c5463406243ef3e4d2476b7d5391093628ca81fe2cedad0ea5
