[INFO] cloning repository https://github.com/litala123/kiwi-lang
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/litala123/kiwi-lang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flitala123%2Fkiwi-lang", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flitala123%2Fkiwi-lang'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e87fab5ef05302ed3569a1169405ab0818f3eb80
[INFO] testing litala123/kiwi-lang against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flitala123%2Fkiwi-lang" "/workspace/builds/worker-20/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-20/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/litala123/kiwi-lang on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/litala123/kiwi-lang
[INFO] finished tweaking git repo https://github.com/litala123/kiwi-lang
[INFO] tweaked toml for git repo https://github.com/litala123/kiwi-lang written to /workspace/builds/worker-20/source/Cargo.toml
[INFO] crate git repo https://github.com/litala123/kiwi-lang already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ebb34f794c82d5412339208ab110087c051faa57fae886fc32c1ae9a024e05a3
[INFO] running `Command { std: "docker" "start" "-a" "ebb34f794c82d5412339208ab110087c051faa57fae886fc32c1ae9a024e05a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ebb34f794c82d5412339208ab110087c051faa57fae886fc32c1ae9a024e05a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ebb34f794c82d5412339208ab110087c051faa57fae886fc32c1ae9a024e05a3", kill_on_drop: false }`
[INFO] [stdout] ebb34f794c82d5412339208ab110087c051faa57fae886fc32c1ae9a024e05a3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a649ba79409de983d7f6dfed621f42159436444f37719f971d01a6c347b11992
[INFO] running `Command { std: "docker" "start" "-a" "a649ba79409de983d7f6dfed621f42159436444f37719f971d01a6c347b11992", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling radium v0.5.3
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling tap v1.0.1
[INFO] [stderr]    Compiling funty v1.1.0
[INFO] [stderr]    Compiling wyz v0.2.0
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling nom v6.1.2
[INFO] [stderr]    Compiling bitvec v0.19.5
[INFO] [stderr]    Compiling kiwi-lang v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `id_nonid_parser`
[INFO] [stdout]  --> src/parser.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn id_nonid_parser(i: &str) -> nom::IResult<&str, &str> {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `identifier_parser`
[INFO] [stdout]  --> src/parser.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn identifier_parser(i: &str) -> nom::IResult<&str, &str> {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `non_identifier_parser`
[INFO] [stdout]   --> src/parser.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub fn non_identifier_parser(i: &str) -> nom::IResult<&str, &str> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `integer_literal_parser`
[INFO] [stdout]   --> src/parser.rs:29:8
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub fn integer_literal_parser(i: &str) -> nom::IResult<&str, &str> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `whitespace_maybe_parser`
[INFO] [stdout]   --> src/parser.rs:40:8
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub fn whitespace_maybe_parser(i: &str) -> nom::IResult<&str, &str> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `whitespace_parser`
[INFO] [stdout]   --> src/parser.rs:44:8
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub fn whitespace_parser(i: &str) -> nom::IResult<&str, &str> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 44s
[INFO] running `Command { std: "docker" "inspect" "a649ba79409de983d7f6dfed621f42159436444f37719f971d01a6c347b11992", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a649ba79409de983d7f6dfed621f42159436444f37719f971d01a6c347b11992", kill_on_drop: false }`
[INFO] [stdout] a649ba79409de983d7f6dfed621f42159436444f37719f971d01a6c347b11992
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6171ee5ef4680ac34c121fb599144f86be1e4dcb8120d3948262df6daa18ff82
[INFO] running `Command { std: "docker" "start" "-a" "6171ee5ef4680ac34c121fb599144f86be1e4dcb8120d3948262df6daa18ff82", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling test-case v1.1.0
[INFO] [stderr]    Compiling kiwi-lang v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `whitespace_maybe_parser`
[INFO] [stdout]   --> src/parser.rs:40:8
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub fn whitespace_maybe_parser(i: &str) -> nom::IResult<&str, &str> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 31.70s
[INFO] running `Command { std: "docker" "inspect" "6171ee5ef4680ac34c121fb599144f86be1e4dcb8120d3948262df6daa18ff82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6171ee5ef4680ac34c121fb599144f86be1e4dcb8120d3948262df6daa18ff82", kill_on_drop: false }`
[INFO] [stdout] 6171ee5ef4680ac34c121fb599144f86be1e4dcb8120d3948262df6daa18ff82
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b84e3773ae10e88c060c0fddf1a09ea6f586374a6d68405d31c4ed997ea73070
[INFO] running `Command { std: "docker" "start" "-a" "b84e3773ae10e88c060c0fddf1a09ea6f586374a6d68405d31c4ed997ea73070", kill_on_drop: false }`
[INFO] [stderr] warning: function is never used: `whitespace_maybe_parser`
[INFO] [stderr]   --> src/parser.rs:40:8
[INFO] [stderr]    |
[INFO] [stderr] 40 | pub fn whitespace_maybe_parser(i: &str) -> nom::IResult<&str, &str> {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `kiwi-lang` (bin "kiwi-lang" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/kiwi_lang-b098696c4b2a77f0)
[INFO] [stdout] 
[INFO] [stdout] running 19 tests
[INFO] [stdout] test tests::tests::test_line::long_input ... ok
[INFO] [stdout] test tests::tests::test_line::simple_identifier ... ok
[INFO] [stdout] test tests::tests::test_line::simple_non_identifier ... ok
[INFO] [stdout] test tests::tests::test_string_is_identifier::single_digit ... ok
[INFO] [stdout] test tests::tests::test_string_is_identifier::single_letter ... ok
[INFO] [stdout] test tests::tests::test_string_is_identifier::single_underscore ... ok
[INFO] [stdout] test tests::tests::test_string_is_identifier::starts_with_correct_character_contains_invalid_character ... ok
[INFO] [stdout] test tests::tests::test_string_is_identifier::starts_with_invalid_character ... ok
[INFO] [stdout] test tests::tests::test_string_is_identifier::starts_with_letter_followed_by_numbers ... ok
[INFO] [stdout] test tests::tests::test_string_is_identifier::starts_with_number_followed_by_letters ... ok
[INFO] [stdout] test tests::tests::test_string_is_identifier::starts_with_number_followed_by_misc_alphanumeric_and_ ... ok
[INFO] [stdout] test tests::tests::test_string_is_integer_literal::character ... ok
[INFO] [stdout] test tests::tests::test_string_is_integer_literal::digits_then_i_character ... ok
[INFO] [stdout] test tests::tests::test_string_is_integer_literal::digits_then_invalid_character ... ok
[INFO] [stdout] test tests::tests::test_string_is_integer_literal::digits_then_multiple_u_characters ... ok
[INFO] [stdout] test tests::tests::test_string_is_integer_literal::digits_then_u_character ... ok
[INFO] [stdout] test tests::tests::test_string_is_integer_literal::digits_with_decimal_point ... ok
[INFO] [stdout] test tests::tests::test_string_is_integer_literal::many_digits ... ok
[INFO] [stdout] test tests::tests::test_string_is_integer_literal::single_digit ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 19 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b84e3773ae10e88c060c0fddf1a09ea6f586374a6d68405d31c4ed997ea73070", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b84e3773ae10e88c060c0fddf1a09ea6f586374a6d68405d31c4ed997ea73070", kill_on_drop: false }`
[INFO] [stdout] b84e3773ae10e88c060c0fddf1a09ea6f586374a6d68405d31c4ed997ea73070