[INFO] cloning repository https://github.com/smilepakawat/kata_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/smilepakawat/kata_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsmilepakawat%2Fkata_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsmilepakawat%2Fkata_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 39f2d4676658674fd75ed5c7ef9f01d5a96bcb8a
[INFO] testing smilepakawat/kata_rust against try#33835004928d3bf65db4d4712e1330766263b0bd for pr-155739
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsmilepakawat%2Fkata_rust" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/smilepakawat/kata_rust
[INFO] finished tweaking git repo https://github.com/smilepakawat/kata_rust
[INFO] tweaked toml for git repo https://github.com/smilepakawat/kata_rust written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/smilepakawat/kata_rust on toolchain 33835004928d3bf65db4d4712e1330766263b0bd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/smilepakawat/kata_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" "+33835004928d3bf65db4d4712e1330766263b0bd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9ee68aa4914276b15e10d355dc77b8a10dbc98d0b61e19509e2b7bca0cd4d766
[INFO] running `Command { std: "docker" "start" "-a" "9ee68aa4914276b15e10d355dc77b8a10dbc98d0b61e19509e2b7bca0cd4d766", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9ee68aa4914276b15e10d355dc77b8a10dbc98d0b61e19509e2b7bca0cd4d766", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ee68aa4914276b15e10d355dc77b8a10dbc98d0b61e19509e2b7bca0cd4d766", kill_on_drop: false }`
[INFO] [stdout] 9ee68aa4914276b15e10d355dc77b8a10dbc98d0b61e19509e2b7bca0cd4d766
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4db9c90ce038676e8c4b4dff26a96c3bc24f6c8d2c9600659b2c37ca1e2f99aa
[INFO] running `Command { std: "docker" "start" "-a" "4db9c90ce038676e8c4b4dff26a96c3bc24f6c8d2c9600659b2c37ca1e2f99aa", kill_on_drop: false }`
[INFO] [stderr]    Compiling leetcode v0.1.0 (/opt/rustwide/workdir/katas/leetcode)
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]   --> katas/leetcode/src/easy/k03_roman_to_int.rs:22:21
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub fn roman_to_int(s: String) -> i32 {
[INFO] [stdout]    |                     ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `Command { std: "docker" "inspect" "4db9c90ce038676e8c4b4dff26a96c3bc24f6c8d2c9600659b2c37ca1e2f99aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4db9c90ce038676e8c4b4dff26a96c3bc24f6c8d2c9600659b2c37ca1e2f99aa", kill_on_drop: false }`
[INFO] [stdout] 4db9c90ce038676e8c4b4dff26a96c3bc24f6c8d2c9600659b2c37ca1e2f99aa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0ba9c9d438998dbcab39ebcf7fb4f4a73769b0914f382d17b72f176c0368f5c4
[INFO] running `Command { std: "docker" "start" "-a" "0ba9c9d438998dbcab39ebcf7fb4f4a73769b0914f382d17b72f176c0368f5c4", kill_on_drop: false }`
[INFO] [stderr]    Compiling leetcode v0.1.0 (/opt/rustwide/workdir/katas/leetcode)
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]   --> katas/leetcode/src/easy/k03_roman_to_int.rs:22:21
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub fn roman_to_int(s: String) -> i32 {
[INFO] [stdout]    |                     ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]   --> katas/leetcode/src/easy/k03_roman_to_int.rs:22:21
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub fn roman_to_int(s: String) -> i32 {
[INFO] [stdout]    |                     ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `Command { std: "docker" "inspect" "0ba9c9d438998dbcab39ebcf7fb4f4a73769b0914f382d17b72f176c0368f5c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ba9c9d438998dbcab39ebcf7fb4f4a73769b0914f382d17b72f176c0368f5c4", kill_on_drop: false }`
[INFO] [stdout] 0ba9c9d438998dbcab39ebcf7fb4f4a73769b0914f382d17b72f176c0368f5c4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] db4d305eac2f8550c11e6375fc971df64c83f5ef1047c86fc5951c2fbad1e768
[INFO] running `Command { std: "docker" "start" "-a" "db4d305eac2f8550c11e6375fc971df64c83f5ef1047c86fc5951c2fbad1e768", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `s`
[INFO] [stderr]   --> katas/leetcode/src/easy/k03_roman_to_int.rs:22:21
[INFO] [stderr]    |
[INFO] [stderr] 22 | pub fn roman_to_int(s: String) -> i32 {
[INFO] [stderr]    |                     ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `leetcode` (lib) generated 1 warning (run `cargo fix --lib -p leetcode` to apply 1 suggestion)
[INFO] [stderr] warning: `leetcode` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/leetcode-5d2ecf5e0dbfc03e)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test easy::k01_two_sum::tests::two_sum_found ... ok
[INFO] [stdout] test easy::k01_two_sum::tests::two_sum_not_found ... ok
[INFO] [stdout] test easy::k02_is_palindrome::tests::palindrome_number ... ok
[INFO] [stdout] test easy::k02_is_palindrome::tests::non_palindrome_number ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests leetcode
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test katas/leetcode/src/easy/k01_two_sum.rs - easy::k01_two_sum::two_sum (line 14) ... ok
[INFO] [stdout] test katas/leetcode/src/easy/k02_is_palindrome.rs - easy::k02_is_palindrome::is_palindrome (line 13) ... ok
[INFO] [stdout] test katas/leetcode/src/easy/k03_roman_to_int.rs - easy::k03_roman_to_int::roman_to_int (line 13) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- katas/leetcode/src/easy/k03_roman_to_int.rs - easy::k03_roman_to_int::roman_to_int (line 13) stdout ----
[INFO] [stdout] Test executable failed (exit status: 101).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] 
[INFO] [stdout] thread 'main' (63) panicked at katas/leetcode/src/easy/k03_roman_to_int.rs:23:5:
[INFO] [stdout] return should be siged integer 32 bit
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5dff79d54f1a - std[ec419fa8110287d5]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5dff79d54f1a - std[ec419fa8110287d5]::backtrace_rs::backtrace::trace_unsynchronized::<std[ec419fa8110287d5]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5dff79d54f1a - std[ec419fa8110287d5]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5dff79d54f1a - <<std[ec419fa8110287d5]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[35159d6ffb30e017]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5dff79d68e7a - <core[35159d6ffb30e017]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5dff79d68e7a - core[35159d6ffb30e017]::fmt::write
[INFO] [stdout]    6:     0x5dff79d5a2a2 - std[ec419fa8110287d5]::io::default_write_fmt::<std[ec419fa8110287d5]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/io/mod.rs:621:11
[INFO] [stdout]    7:     0x5dff79d5a2a2 - <std[ec419fa8110287d5]::sys::stdio::unix::Stderr as std[ec419fa8110287d5]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/io/mod.rs:1976:13
[INFO] [stdout]    8:     0x5dff79d33c1f - <std[ec419fa8110287d5]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x5dff79d33c1f - std[ec419fa8110287d5]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x5dff79d4d291 - std[ec419fa8110287d5]::panicking::default_hook
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/panicking.rs:319:9
[INFO] [stdout]   11:     0x5dff79d4d44b - std[ec419fa8110287d5]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/panicking.rs:825:13
[INFO] [stdout]   12:     0x5dff79d33d0a - std[ec419fa8110287d5]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/panicking.rs:691:13
[INFO] [stdout]   13:     0x5dff79d2b5c9 - std[ec419fa8110287d5]::sys::backtrace::__rust_end_short_backtrace::<std[ec419fa8110287d5]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   14:     0x5dff79d34b0d - __rustc[cfb3622dd870db93]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/panicking.rs:689:5
[INFO] [stdout]   15:     0x5dff79d6960c - core[35159d6ffb30e017]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/core/src/panicking.rs:80:14
[INFO] [stdout]   16:     0x5dff79cdbd9e - leetcode[6cf68ef304d9fdd7]::easy::k03_roman_to_int::roman_to_int
[INFO] [stdout]                                at /opt/rustwide/workdir/katas/leetcode/src/easy/k03_roman_to_int.rs:23:5
[INFO] [stdout]   17:     0x5dff79cda7a8 - doctest_bundle_2024[4e6eee4c6eec5a4a]::__doctest_2::main
[INFO] [stdout]   18:     0x5dff79cda936 - doctest_bundle_2024[4e6eee4c6eec5a4a]::__doctest_2::__main_fn
[INFO] [stdout]   19:     0x5dff79cd5521 - doctest_runner_2024[16ee0b818ff6a0a3]::__doctest_2::TEST::{closure#0}
[INFO] [stdout]   20:     0x5dff79cd9e96 - <doctest_runner_2024[16ee0b818ff6a0a3]::__doctest_2::TEST::{closure#0} as core[35159d6ffb30e017]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   21:     0x5dff79cd5ae5 - doctest_runner_2024[16ee0b818ff6a0a3]::main
[INFO] [stdout]   22:     0x5dff79cd9d13 - <fn() -> std[ec419fa8110287d5]::process::ExitCode as core[35159d6ffb30e017]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   23:     0x5dff79cd4a96 - std[ec419fa8110287d5]::sys::backtrace::__rust_begin_short_backtrace::<fn() -> std[ec419fa8110287d5]::process::ExitCode, std[ec419fa8110287d5]::process::ExitCode>
[INFO] [stdout]   24:     0x5dff79cd5239 - std[ec419fa8110287d5]::rt::lang_start::<std[ec419fa8110287d5]::process::ExitCode>::{closure#0}
[INFO] [stdout]   25:     0x5dff79d4bf17 - <&dyn core[35159d6ffb30e017]::ops::function::Fn<(), Output = i32> + core[35159d6ffb30e017]::marker::Sync + core[35159d6ffb30e017]::panic::unwind_safe::RefUnwindSafe as core[35159d6ffb30e017]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   26:     0x5dff79d4bf17 - std[ec419fa8110287d5]::panicking::catch_unwind::do_call::<&dyn core[35159d6ffb30e017]::ops::function::Fn<(), Output = i32> + core[35159d6ffb30e017]::marker::Sync + core[35159d6ffb30e017]::panic::unwind_safe::RefUnwindSafe, i32>
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/panicking.rs:581:40
[INFO] [stdout]   27:     0x5dff79d4bf17 - std[ec419fa8110287d5]::panicking::catch_unwind::<i32, &dyn core[35159d6ffb30e017]::ops::function::Fn<(), Output = i32> + core[35159d6ffb30e017]::marker::Sync + core[35159d6ffb30e017]::panic::unwind_safe::RefUnwindSafe>
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/panicking.rs:544:19
[INFO] [stdout]   28:     0x5dff79d4bf17 - std[ec419fa8110287d5]::panic::catch_unwind::<&dyn core[35159d6ffb30e017]::ops::function::Fn<(), Output = i32> + core[35159d6ffb30e017]::marker::Sync + core[35159d6ffb30e017]::panic::unwind_safe::RefUnwindSafe, i32>
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/panic.rs:359:14
[INFO] [stdout]   29:     0x5dff79d4bf17 - std[ec419fa8110287d5]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/rt.rs:175:24
[INFO] [stdout]   30:     0x5dff79d4bf17 - std[ec419fa8110287d5]::panicking::catch_unwind::do_call::<std[ec419fa8110287d5]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/panicking.rs:581:40
[INFO] [stdout]   31:     0x5dff79d4bf17 - std[ec419fa8110287d5]::panicking::catch_unwind::<isize, std[ec419fa8110287d5]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/panicking.rs:544:19
[INFO] [stdout]   32:     0x5dff79d4bf17 - std[ec419fa8110287d5]::panic::catch_unwind::<std[ec419fa8110287d5]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/panic.rs:359:14
[INFO] [stdout]   33:     0x5dff79d4bf17 - std[ec419fa8110287d5]::rt::lang_start_internal
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/rt.rs:171:5
[INFO] [stdout]   34:     0x5dff79cd48d1 - std[ec419fa8110287d5]::rt::lang_start::<std[ec419fa8110287d5]::process::ExitCode>
[INFO] [stdout]   35:     0x5dff79cda285 - main
[INFO] [stdout]   36:     0x7f440dfac1ca - <unknown>
[INFO] [stdout]   37:     0x7f440dfac28b - __libc_start_main
[INFO] [stdout]   38:     0x5dff79cd28c5 - _start
[INFO] [stdout]   39:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     katas/leetcode/src/easy/k03_roman_to_int.rs - easy::k03_roman_to_int::roman_to_int (line 13)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 2 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.53s; merged doctests compilation took 0.50s
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "db4d305eac2f8550c11e6375fc971df64c83f5ef1047c86fc5951c2fbad1e768", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db4d305eac2f8550c11e6375fc971df64c83f5ef1047c86fc5951c2fbad1e768", kill_on_drop: false }`
[INFO] [stdout] db4d305eac2f8550c11e6375fc971df64c83f5ef1047c86fc5951c2fbad1e768
