[INFO] cloning repository https://github.com/jakeec/tcr_kata
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jakeec/tcr_kata" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjakeec%2Ftcr_kata", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjakeec%2Ftcr_kata'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0226bbd8d043eb31f2922ea2135167cd45ee9e66
[INFO] testing jakeec/tcr_kata against 1.98.0-beta.8+cargoflags=--release for beta-release-1.99-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjakeec%2Ftcr_kata" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/jakeec/tcr_kata
[INFO] finished tweaking git repo https://github.com/jakeec/tcr_kata
[INFO] tweaked toml for git repo https://github.com/jakeec/tcr_kata written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/jakeec/tcr_kata on toolchain 1.98.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.98.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/jakeec/tcr_kata 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" "+1.98.0-beta.8" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded aho-corasick v0.7.7
[INFO] [stderr]   Downloaded memchr v2.3.0
[INFO] [stderr]   Downloaded regex v1.3.4
[INFO] [stderr]   Downloaded regex-syntax v0.6.14
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] be53ff83cb34907351d7f03fd450c77bb072b575d2ef95c32df0512032c439ad
[INFO] running `Command { std: "docker" "start" "be53ff83cb34907351d7f03fd450c77bb072b575d2ef95c32df0512032c439ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "be53ff83cb34907351d7f03fd450c77bb072b575d2ef95c32df0512032c439ad", 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" "be53ff83cb34907351d7f03fd450c77bb072b575d2ef95c32df0512032c439ad" "/opt/rustwide/cargo-home/bin/cargo" "+1.98.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "be53ff83cb34907351d7f03fd450c77bb072b575d2ef95c32df0512032c439ad", 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" "be53ff83cb34907351d7f03fd450c77bb072b575d2ef95c32df0512032c439ad" "/opt/rustwide/cargo-home/bin/cargo" "+1.98.0-beta.8" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.0
[INFO] [stderr]    Compiling regex-syntax v0.6.14
[INFO] [stderr]    Compiling aho-corasick v0.7.7
[INFO] [stderr]    Compiling regex v1.3.4
[INFO] [stderr]    Compiling tcr_kata v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: enum `StringAddError` is never used
[INFO] [stdout]  --> src/string_adder.rs:2:6
[INFO] [stdout]   |
[INFO] [stdout] 2 | enum StringAddError {
[INFO] [stdout]   |      ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `string_add` is never used
[INFO] [stdout]  --> src/string_adder.rs:6:4
[INFO] [stdout]   |
[INFO] [stdout] 6 | fn string_add(a: &str, b: &str) -> Result<String, StringAddError> {
[INFO] [stdout]   |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `hex_string_add` is never used
[INFO] [stdout]   --> src/string_adder.rs:35:4
[INFO] [stdout]    |
[INFO] [stdout] 35 | fn hex_string_add(a: &str, b: &str) -> Result<String, StringAddError> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 14.98s
[INFO] running `Command { std: "docker" "inspect" "be53ff83cb34907351d7f03fd450c77bb072b575d2ef95c32df0512032c439ad", 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" "be53ff83cb34907351d7f03fd450c77bb072b575d2ef95c32df0512032c439ad" "/opt/rustwide/cargo-home/bin/cargo" "+1.98.0-beta.8" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling tcr_kata v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant `ArgumentNotValid` is never constructed
[INFO] [stdout]  --> src/string_adder.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | enum StringAddError {
[INFO] [stdout]   |      -------------- variant in this enum
[INFO] [stdout] 3 |     ArgumentNotValid(String),
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `StringAddError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `given_0x0F_0x0F_return_145709` should have a snake case name
[INFO] [stdout]    --> src/string_adder.rs:120:12
[INFO] [stdout]     |
[INFO] [stdout] 120 |         fn given_0x0F_0x0F_return_145709() {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `given_0x0_f_0x0_f_return_145709`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.71s
[INFO] running `Command { std: "docker" "inspect" "be53ff83cb34907351d7f03fd450c77bb072b575d2ef95c32df0512032c439ad", 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" "be53ff83cb34907351d7f03fd450c77bb072b575d2ef95c32df0512032c439ad" "/opt/rustwide/cargo-home/bin/cargo" "+1.98.0-beta.8" "test" "--frozen" "--release", kill_on_drop: false }`
[INFO] [stderr] warning: variant `ArgumentNotValid` is never constructed
[INFO] [stderr]  --> src/string_adder.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | enum StringAddError {
[INFO] [stderr]   |      -------------- variant in this enum
[INFO] [stderr] 3 |     ArgumentNotValid(String),
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `StringAddError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `given_0x0F_0x0F_return_145709` should have a snake case name
[INFO] [stderr]    --> src/string_adder.rs:120:12
[INFO] [stderr]     |
[INFO] [stderr] 120 |         fn given_0x0F_0x0F_return_145709() {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `given_0x0_f_0x0_f_return_145709`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `tcr_kata` (bin "tcr_kata" test) generated 2 warnings
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/release/deps/tcr_kata-577b105dce00c092)
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test string_adder::string_adder_tests::string_add_tests::given_1_1_return_2 ... ok
[INFO] [stdout] test string_adder::string_adder_tests::string_add_tests::given_123456_123456_return_246912 ... ok
[INFO] [stdout] test string_adder::string_adder_tests::hex_string_add_tests::given_67587_78122_return_145709 ... ok
[INFO] [stdout] test string_adder::string_adder_tests::hex_string_add_tests::given_12_12_return_24 ... ok
[INFO] [stdout] test string_adder::string_adder_tests::string_add_tests::given_543210_543210_return_1086420 ... ok
[INFO] [stdout] test string_adder::string_adder_tests::string_add_tests::given_5_5_return_10 ... ok
[INFO] [stdout] test string_calculator::string_calculator::add::given_empty_string_return_0 ... ok
[INFO] [stdout] test string_calculator::string_calculator::add::given_list_of_numbers_return_sum ... ok
[INFO] [stdout] test string_adder::string_adder_tests::hex_string_add_tests::given_0x0F_0x0F_return_145709 ... FAILED
[INFO] [stdout] test string_calculator::string_calculator::add::given_newline_treat_it_as_whitespace ... ok
[INFO] [stdout] test string_calculator::string_calculator::add::given_number_greater_than_1000_ignore_it ... ok
[INFO] [stdout] test string_calculator::string_calculator::add::given_negative_number_return_err ... ok
[INFO] [stdout] test tests::test ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- string_adder::string_adder_tests::hex_string_add_tests::given_0x0F_0x0F_return_145709 stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'string_adder::string_adder_tests::hex_string_add_tests::given_0x0F_0x0F_return_145709' (309) panicked at src/string_adder.rs:37:32:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: ParseIntError { kind: InvalidDigit }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x56178ebff081 - <<std[97b98282bc616a66]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[832e9a552fc17241]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x56178ec12f3a - core[832e9a552fc17241]::fmt::write
[INFO] [stdout]    2:     0x56178ec035ec - <alloc[3ecab9f82c41dc7d]::vec::Vec<u8> as std[97b98282bc616a66]::io::Write>::write_fmt
[INFO] [stdout]    3:     0x56178ebdd7a6 - std[97b98282bc616a66]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x56178ebf72a9 - std[97b98282bc616a66]::panicking::default_hook
[INFO] [stdout]    5:     0x56178eb92270 - test[39766f3d73431624]::test_main_inner::<test[39766f3d73431624]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]    6:     0x56178ebf7462 - std[97b98282bc616a66]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x56178ebdd852 - std[97b98282bc616a66]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x56178ebd5179 - std[97b98282bc616a66]::sys::backtrace::__rust_end_short_backtrace::<std[97b98282bc616a66]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x56178ebde44d - __rustc[e3d8617bb01b7f69]::rust_begin_unwind
[INFO] [stdout]   10:     0x56178ec1366c - core[832e9a552fc17241]::panicking::panic_fmt
[INFO] [stdout]   11:     0x56178ec13442 - core[832e9a552fc17241]::result::unwrap_failed
[INFO] [stdout]   12:     0x56178eb83d31 - tcr_kata[e99b38b782d01c83]::string_adder::hex_string_add
[INFO] [stdout]   13:     0x56178eb84e0b - <tcr_kata[e99b38b782d01c83]::string_adder::string_adder_tests::hex_string_add_tests::given_0x0F_0x0F_return_145709::{closure#0} as core[832e9a552fc17241]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   14:     0x56178eb855ab - test[39766f3d73431624]::__rust_begin_short_backtrace::<core[832e9a552fc17241]::result::Result<(), alloc[3ecab9f82c41dc7d]::string::String>, fn() -> core[832e9a552fc17241]::result::Result<(), alloc[3ecab9f82c41dc7d]::string::String>>
[INFO] [stdout]   15:     0x56178eb92bf5 - test[39766f3d73431624]::run_test::{closure#0}
[INFO] [stdout]   16:     0x56178eb8d6a4 - std[97b98282bc616a66]::sys::backtrace::__rust_begin_short_backtrace::<test[39766f3d73431624]::run_test::{closure#1}, ()>
[INFO] [stdout]   17:     0x56178eb95d42 - <std[97b98282bc616a66]::thread::lifecycle::spawn_unchecked<test[39766f3d73431624]::run_test::{closure#1}, ()>::{closure#1} as core[832e9a552fc17241]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   18:     0x56178ebfe90f - <std[97b98282bc616a66]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   19:     0x7062b67ab07a - <unknown>
[INFO] [stdout]   20:     0x7062b683e534 - clone
[INFO] [stdout]   21:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     string_adder::string_adder_tests::hex_string_add_tests::given_0x0F_0x0F_return_145709
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 12 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--bin tcr_kata`
[INFO] running `Command { std: "docker" "inspect" "be53ff83cb34907351d7f03fd450c77bb072b575d2ef95c32df0512032c439ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be53ff83cb34907351d7f03fd450c77bb072b575d2ef95c32df0512032c439ad", kill_on_drop: false }`
[INFO] [stdout] be53ff83cb34907351d7f03fd450c77bb072b575d2ef95c32df0512032c439ad
