[INFO] cloning repository https://github.com/mazurwiktor/rustgrepper
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mazurwiktor/rustgrepper" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmazurwiktor%2Frustgrepper", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmazurwiktor%2Frustgrepper'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 820b4335ee20c57726e7d46c9890a19cd4da6ce7
[INFO] testing mazurwiktor/rustgrepper against 1.83.0 for beta-1.84.0-4
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmazurwiktor%2Frustgrepper" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mazurwiktor/rustgrepper on toolchain 1.83.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.83.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mazurwiktor/rustgrepper
[INFO] finished tweaking git repo https://github.com/mazurwiktor/rustgrepper
[INFO] tweaked toml for git repo https://github.com/mazurwiktor/rustgrepper written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/mazurwiktor/rustgrepper 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" "+1.83.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded gcc v0.3.46
[INFO] [stderr]   Downloaded ncurses v5.85.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ed7101006260bea63e2a841523969c5c2e14ed84a91056503f196dc41aa6cde3
[INFO] running `Command { std: "docker" "start" "-a" "ed7101006260bea63e2a841523969c5c2e14ed84a91056503f196dc41aa6cde3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ed7101006260bea63e2a841523969c5c2e14ed84a91056503f196dc41aa6cde3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed7101006260bea63e2a841523969c5c2e14ed84a91056503f196dc41aa6cde3", kill_on_drop: false }`
[INFO] [stdout] ed7101006260bea63e2a841523969c5c2e14ed84a91056503f196dc41aa6cde3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 53344d4f672197a66aa7efbb10e10a01df75622f5b14b070e2559ce02f0bf070
[INFO] running `Command { std: "docker" "start" "-a" "53344d4f672197a66aa7efbb10e10a01df75622f5b14b070e2559ce02f0bf070", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]    Compiling libc v0.2.21
[INFO] [stderr]    Compiling gcc v0.3.46
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling regex-syntax v0.4.0
[INFO] [stderr]    Compiling utf8-ranges v1.0.0
[INFO] [stderr]    Compiling unreachable v0.1.1
[INFO] [stderr]    Compiling thread-id v3.0.0
[INFO] [stderr]    Compiling memchr v1.0.1
[INFO] [stderr]    Compiling thread_local v0.3.3
[INFO] [stderr]    Compiling aho-corasick v0.6.3
[INFO] [stderr]    Compiling ncurses v5.85.0
[INFO] [stderr]    Compiling regex v0.2.1
[INFO] [stderr]    Compiling rustgrepper v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/pager.rs:27:25
[INFO] [stdout]    |
[INFO] [stdout] 27 |     fn print(&mut self, &str);
[INFO] [stdout]    |                         ^^^^ help: try naming the parameter or explicitly ignoring it: `_: &str`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout]    = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/pager.rs:29:29
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn mv_cursor(&mut self, (usize, usize));
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: (usize, usize)`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/pager.rs:32:35
[INFO] [stdout]    |
[INFO] [stdout] 32 |     fn clear_line_from(&mut self, (usize, usize));
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: (usize, usize)`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `top_leftofer` is never used
[INFO] [stdout]   --> src/pager.rs:47:8
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub trait TermOperations {
[INFO] [stdout]    |           -------------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 47 |     fn top_leftofer<'a>(&mut self, line: &'a str) -> Option<&'a str> {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.33s
[INFO] running `Command { std: "docker" "inspect" "53344d4f672197a66aa7efbb10e10a01df75622f5b14b070e2559ce02f0bf070", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53344d4f672197a66aa7efbb10e10a01df75622f5b14b070e2559ce02f0bf070", kill_on_drop: false }`
[INFO] [stdout] 53344d4f672197a66aa7efbb10e10a01df75622f5b14b070e2559ce02f0bf070
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6ca5dbc68a2986c7595880e18f8bf733cfc10723c904fb92c954220fbf7f1953
[INFO] running `Command { std: "docker" "start" "-a" "6ca5dbc68a2986c7595880e18f8bf733cfc10723c904fb92c954220fbf7f1953", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]    Compiling rustgrepper v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/pager.rs:27:25
[INFO] [stdout]    |
[INFO] [stdout] 27 |     fn print(&mut self, &str);
[INFO] [stdout]    |                         ^^^^ help: try naming the parameter or explicitly ignoring it: `_: &str`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout]    = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/pager.rs:29:29
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn mv_cursor(&mut self, (usize, usize));
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: (usize, usize)`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/pager.rs:32:35
[INFO] [stdout]    |
[INFO] [stdout] 32 |     fn clear_line_from(&mut self, (usize, usize));
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: (usize, usize)`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.01s
[INFO] running `Command { std: "docker" "inspect" "6ca5dbc68a2986c7595880e18f8bf733cfc10723c904fb92c954220fbf7f1953", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ca5dbc68a2986c7595880e18f8bf733cfc10723c904fb92c954220fbf7f1953", kill_on_drop: false }`
[INFO] [stdout] 6ca5dbc68a2986c7595880e18f8bf733cfc10723c904fb92c954220fbf7f1953
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f39d0049f50c925ec5063a54ad788c6f7edc9f4b69e121184ff035a5434cd92e
[INFO] running `Command { std: "docker" "start" "-a" "f39d0049f50c925ec5063a54ad788c6f7edc9f4b69e121184ff035a5434cd92e", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stderr]   --> src/pager.rs:27:25
[INFO] [stderr]    |
[INFO] [stderr] 27 |     fn print(&mut self, &str);
[INFO] [stderr]    |                         ^^^^ help: try naming the parameter or explicitly ignoring it: `_: &str`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stderr]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stderr]    = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stderr]   --> src/pager.rs:29:29
[INFO] [stderr]    |
[INFO] [stderr] 29 |     fn mv_cursor(&mut self, (usize, usize));
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: (usize, usize)`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stderr]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stderr] 
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stderr]   --> src/pager.rs:32:35
[INFO] [stderr]    |
[INFO] [stderr] 32 |     fn clear_line_from(&mut self, (usize, usize));
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: (usize, usize)`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stderr]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stderr] 
[INFO] [stderr] warning: `rustgrepper` (bin "rustgrepper" test) generated 3 warnings (run `cargo fix --bin "rustgrepper" --tests` to apply 3 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rustgrepper-03bd06c1ce1f17d8)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test utils::find_closest_index_empty_test ... ok
[INFO] [stdout] test utils::find_closest_index_test ... ok
[INFO] [stdout] test utils::find_closest_index_more_data_test ... ok
[INFO] [stdout] test pager::top_leftofer_test_none ... ok
[INFO] [stdout] test utils::test_new_tex_from_buffer ... ok
[INFO] [stdout] test utils::test_pattern_decorations ... ok
[INFO] [stdout] test utils::test_match_against_pattern ... ok
[INFO] [stdout] test pager::top_leftofer_test_overflow ... ok
[INFO] [stdout] test utils::more_complicated_pattern_decorations_last_is_first ... ok
[INFO] [stdout] test utils::match_same_pattern ... ok
[INFO] [stdout] test utils::more_complicated_pattern_decorations ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f39d0049f50c925ec5063a54ad788c6f7edc9f4b69e121184ff035a5434cd92e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f39d0049f50c925ec5063a54ad788c6f7edc9f4b69e121184ff035a5434cd92e", kill_on_drop: false }`
[INFO] [stdout] f39d0049f50c925ec5063a54ad788c6f7edc9f4b69e121184ff035a5434cd92e