[INFO] fetching crate teo-language-parser 0.0.1...
[INFO] testing teo-language-parser-0.0.1 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-8
[INFO] extracting crate teo-language-parser 0.0.1 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate teo-language-parser 0.0.1
[INFO] finished tweaking crates.io crate teo-language-parser 0.0.1
[INFO] tweaked toml for crates.io crate teo-language-parser 0.0.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate teo-language-parser 0.0.1 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 14 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2f9fb253c76e3f3b9918587f48e7d3158964d5a9ccfa5c153e26eadf7a74b1c3
[INFO] running `Command { std: "docker" "start" "-a" "2f9fb253c76e3f3b9918587f48e7d3158964d5a9ccfa5c153e26eadf7a74b1c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2f9fb253c76e3f3b9918587f48e7d3158964d5a9ccfa5c153e26eadf7a74b1c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f9fb253c76e3f3b9918587f48e7d3158964d5a9ccfa5c153e26eadf7a74b1c3", kill_on_drop: false }`
[INFO] [stdout] 2f9fb253c76e3f3b9918587f48e7d3158964d5a9ccfa5c153e26eadf7a74b1c3
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4323e4950a8a258f71d3409861ec2982a08a9331f9aee93c42e8b58e17da85dd
[INFO] running `Command { std: "docker" "start" "-a" "4323e4950a8a258f71d3409861ec2982a08a9331f9aee93c42e8b58e17da85dd", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver v1.0.27
[INFO] [stderr]    Compiling regex-syntax v0.8.8
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling beef v0.5.2
[INFO] [stderr]    Compiling path-clean v1.0.1
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]    Compiling logos-codegen v0.15.1
[INFO] [stderr]    Compiling logos-derive v0.15.1
[INFO] [stderr]    Compiling logos v0.15.1
[INFO] [stderr]    Compiling teo-language-parser v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lexer/lexer.rs:126:9
[INFO] [stdout]     |
[INFO] [stdout] 126 |     let mut lex = Token::lexer(r#"
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Token` is never used
[INFO] [stdout]  --> src/lexer/lexer.rs:5:6
[INFO] [stdout]   |
[INFO] [stdout] 5 | enum Token {
[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 `main` is never used
[INFO] [stdout]    --> src/lexer/lexer.rs:125:4
[INFO] [stdout]     |
[INFO] [stdout] 125 | fn main() {
[INFO] [stdout]     |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.48s
[INFO] running `Command { std: "docker" "inspect" "4323e4950a8a258f71d3409861ec2982a08a9331f9aee93c42e8b58e17da85dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4323e4950a8a258f71d3409861ec2982a08a9331f9aee93c42e8b58e17da85dd", kill_on_drop: false }`
[INFO] [stdout] 4323e4950a8a258f71d3409861ec2982a08a9331f9aee93c42e8b58e17da85dd
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9104d0bf9067d4b486c97cc362d15cc5b607dbb58aaceba25a500d8734035e0a
[INFO] running `Command { std: "docker" "start" "-a" "9104d0bf9067d4b486c97cc362d15cc5b607dbb58aaceba25a500d8734035e0a", kill_on_drop: false }`
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lexer/lexer.rs:126:9
[INFO] [stdout]     |
[INFO] [stdout] 126 |     let mut lex = Token::lexer(r#"
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Token` is never used
[INFO] [stdout]  --> src/lexer/lexer.rs:5:6
[INFO] [stdout]   |
[INFO] [stdout] 5 | enum Token {
[INFO] [stdout]   |      ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling teo-language-parser v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `main` is never used
[INFO] [stdout]    --> src/lexer/lexer.rs:125:4
[INFO] [stdout]     |
[INFO] [stdout] 125 | fn main() {
[INFO] [stdout]     |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lexer/lexer.rs:126:9
[INFO] [stdout]     |
[INFO] [stdout] 126 |     let mut lex = Token::lexer(r#"
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.76s
[INFO] running `Command { std: "docker" "inspect" "9104d0bf9067d4b486c97cc362d15cc5b607dbb58aaceba25a500d8734035e0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9104d0bf9067d4b486c97cc362d15cc5b607dbb58aaceba25a500d8734035e0a", kill_on_drop: false }`
[INFO] [stdout] 9104d0bf9067d4b486c97cc362d15cc5b607dbb58aaceba25a500d8734035e0a
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b4a41e32c2c10d68bfa6a8d3df72550c672ec667f4fbdd28ad8804308d4a088e
[INFO] running `Command { std: "docker" "start" "-a" "b4a41e32c2c10d68bfa6a8d3df72550c672ec667f4fbdd28ad8804308d4a088e", kill_on_drop: false }`
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/lexer/lexer.rs:126:9
[INFO] [stderr]     |
[INFO] [stderr] 126 |     let mut lex = Token::lexer(r#"
[INFO] [stderr]     |         ----^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: enum `Token` is never used
[INFO] [stderr]  --> src/lexer/lexer.rs:5:6
[INFO] [stderr]   |
[INFO] [stderr] 5 | enum Token {
[INFO] [stderr]   |      ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `main` is never used
[INFO] [stderr]    --> src/lexer/lexer.rs:125:4
[INFO] [stderr]     |
[INFO] [stderr] 125 | fn main() {
[INFO] [stderr]     |    ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `teo-language-parser` (lib) generated 3 warnings (run `cargo fix --lib -p teo-language-parser` to apply 1 suggestion)
[INFO] [stderr] warning: `teo-language-parser` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/teo_language_parser-b58547ae1ac1c913)
[INFO] [stdout] 
[INFO] [stdout] running 32 tests
[INFO] [stdout] test fsutil::default::tests::test_file_exists_returns_true_if_file_exists ... ok
[INFO] [stdout] test fsutil::default::tests::test_file_is_directory_returns_false_if_file_is_not_directory ... ok
[INFO] [stdout] test fsutil::default::tests::test_parent_directory_returns_empty_string_if_path_is_empty ... ok
[INFO] [stdout] test fsutil::default::tests::test_file_is_directory_returns_true_if_file_is_directory ... ok
[INFO] [stdout] test fsutil::default::tests::test_parent_directory_returns_empty_string_if_path_is_single_component_with_trailing_slash ... ok
[INFO] [stdout] test fsutil::default::tests::test_parent_directory_returns_parent_directory_of_path ... ok
[INFO] [stdout] test fsutil::default::tests::test_parent_directory_returns_parent_directory_of_path_with_multiple_components ... ok
[INFO] [stdout] test fsutil::default::tests::test_parent_directory_returns_parent_directory_of_path_with_multiple_components_and_multiple_trailing_slashes ... ok
[INFO] [stdout] test fsutil::default::tests::test_parent_directory_returns_parent_directory_of_path_with_multiple_components_and_multiple_trailing_slashes_and_root ... ok
[INFO] [stdout] test fsutil::default::tests::test_parent_directory_returns_parent_directory_of_path_with_multiple_components_and_multiple_trailing_slashes_and_root_and_trailing_slash ... ok
[INFO] [stdout] test fsutil::default::tests::test_parent_directory_returns_parent_directory_of_path_with_multiple_components_and_trailing_slash ... ok
[INFO] [stdout] test fsutil::default::tests::test_parent_directory_returns_parent_directory_of_path_with_multiple_components_and_multiple_trailing_slashes_and_root_and_trailing_slash_and_root ... ok
[INFO] [stdout] test fsutil::default::tests::test_parent_directory_returns_parent_directory_of_path_with_trailing_slash ... ok
[INFO] [stdout] test fsutil::default::tests::test_parent_directory_returns_root_if_path_is_root ... ok
[INFO] [stdout] test fsutil::default::tests::test_path_is_absolute_returns_false_if_path_is_not_absolute ... ok
[INFO] [stdout] test fsutil::default::tests::test_path_is_absolute_returns_true_if_path_is_absolute ... ok
[INFO] [stdout] test fsutil::default::tests::test_file_exists_returns_false_if_file_does_not_exist ... ok
[INFO] [stdout] test fsutil::default::tests::test_path_join_removes_redundant_path_components ... ok
[INFO] [stdout] test fsutil::default::tests::test_path_join_returns_path_if_base_is_empty ... ok
[INFO] [stdout] test fsutil::fsutil::tests::file_exists_calls_the_argument_function ... ok
[INFO] [stdout] test fsutil::fsutil::tests::file_is_directory_calls_the_argument_function ... ok
[INFO] [stdout] test fsutil::fsutil::tests::import_path_calls_parent_directory_and_path_join ... ok
[INFO] [stdout] test fsutil::fsutil::tests::path_is_absolute_calls_the_argument_function ... ok
[INFO] [stdout] test fsutil::fsutil::tests::path_join_calls_the_argument_function ... ok
[INFO] [stdout] test lexer::lexer::tests::token ... ok
[INFO] [stdout] test fsutil::fsutil::tests::read_file_calls_the_argument_function ... ok
[INFO] [stdout] test fsutil::default::tests::test_path_join_returns_base_if_path_is_empty ... ok
[INFO] [stdout] test fsutil::default::tests::test_parent_directory_returns_empty_string_if_path_is_single_component ... ok
[INFO] [stdout] test fsutil::default::tests::test_path_join_returns_joined_path ... ok
[INFO] [stdout] test fsutil::default::tests::test_read_file_returns_none_if_file_does_not_exist ... ok
[INFO] [stdout] test fsutil::default::tests::test_read_file_returns_string_if_file_exists_and_readable ... ok
[INFO] [stdout] test fsutil::fsutil::tests::parent_directory_calls_the_argument_function ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 32 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests teo_language_parser
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/fsutil/fsutil.rs - fsutil::fsutil::FSUtil::new (line 36) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.30s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b4a41e32c2c10d68bfa6a8d3df72550c672ec667f4fbdd28ad8804308d4a088e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4a41e32c2c10d68bfa6a8d3df72550c672ec667f4fbdd28ad8804308d4a088e", kill_on_drop: false }`
[INFO] [stdout] b4a41e32c2c10d68bfa6a8d3df72550c672ec667f4fbdd28ad8804308d4a088e