[INFO] cloning repository https://github.com/kakapo1933/file-list
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kakapo1933/file-list" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkakapo1933%2Ffile-list", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkakapo1933%2Ffile-list'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0a701e47cbe8d8c6ca9971792b9c309451d3fe5b
[INFO] testing kakapo1933/file-list against master#733b47ea4b1b86216f14ef56e49440c33933f230+rustflags=-Copt-level=3 for pr-138759
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkakapo1933%2Ffile-list" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/kakapo1933/file-list
[INFO] finished tweaking git repo https://github.com/kakapo1933/file-list
[INFO] tweaked toml for git repo https://github.com/kakapo1933/file-list written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/kakapo1933/file-list on toolchain 733b47ea4b1b86216f14ef56e49440c33933f230
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/kakapo1933/file-list 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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "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 tabled_derive v0.11.0
[INFO] [stderr]   Downloaded bytecount v0.6.9
[INFO] [stderr]   Downloaded testing_table v0.3.0
[INFO] [stderr]   Downloaded tabled v0.20.0
[INFO] [stderr]   Downloaded papergrid v0.17.0
[INFO] [stderr]   Downloaded open v5.3.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dc5770d8101725b888fcfc04656453a3f9302748c9ba2cd71bed7de8622853e7
[INFO] running `Command { std: "docker" "start" "-a" "dc5770d8101725b888fcfc04656453a3f9302748c9ba2cd71bed7de8622853e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dc5770d8101725b888fcfc04656453a3f9302748c9ba2cd71bed7de8622853e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc5770d8101725b888fcfc04656453a3f9302748c9ba2cd71bed7de8622853e7", kill_on_drop: false }`
[INFO] [stdout] dc5770d8101725b888fcfc04656453a3f9302748c9ba2cd71bed7de8622853e7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dc32fc969a1c2571b8cea234afcc11a9f4d0f9e8778add3592781904defdcdd9
[INFO] running `Command { std: "docker" "start" "-a" "dc32fc969a1c2571b8cea234afcc11a9f4d0f9e8778add3592781904defdcdd9", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling anstyle-query v1.1.3
[INFO] [stderr]    Compiling unicode-width v0.2.1
[INFO] [stderr]    Compiling colorchoice v1.0.4
[INFO] [stderr]    Compiling anstyle v1.0.11
[INFO] [stderr]    Compiling bytecount v0.6.9
[INFO] [stderr]    Compiling clap_lex v0.7.5
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling anstyle-parse v0.2.7
[INFO] [stderr]    Compiling is-docker v0.2.0
[INFO] [stderr]    Compiling pathdiff v0.2.3
[INFO] [stderr]    Compiling iana-time-zone v0.1.63
[INFO] [stderr]    Compiling log v0.4.27
[INFO] [stderr]    Compiling colored v3.0.0
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling proc-macro-error-attr2 v2.0.0
[INFO] [stderr]    Compiling is-wsl v0.4.0
[INFO] [stderr]    Compiling testing_table v0.3.0
[INFO] [stderr]    Compiling papergrid v0.17.0
[INFO] [stderr]    Compiling anstream v0.6.19
[INFO] [stderr]    Compiling clap_builder v4.5.40
[INFO] [stderr]    Compiling chrono v0.4.41
[INFO] [stderr]    Compiling open v5.3.2
[INFO] [stderr]    Compiling users v0.11.0
[INFO] [stderr]    Compiling proc-macro-error2 v2.0.1
[INFO] [stderr]    Compiling tabled_derive v0.11.0
[INFO] [stderr]    Compiling clap_derive v4.5.40
[INFO] [stderr]    Compiling tabled v0.20.0
[INFO] [stderr]    Compiling clap v4.5.40
[INFO] [stderr]    Compiling file-list v0.4.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function `from_matches` is never used
[INFO] [stdout]   --> src/config.rs:36:12
[INFO] [stdout]    |
[INFO] [stdout] 26 | impl Config {
[INFO] [stdout]    | ----------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 36 |     pub fn from_matches(matches: clap::ArgMatches) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `from_metadata` is never used
[INFO] [stdout]   --> src/file_info.rs:55:12
[INFO] [stdout]    |
[INFO] [stdout] 44 | impl FileInfo {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 55 |     pub fn from_metadata(name: String, metadata: &fs::Metadata) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `count_directory_items` is never used
[INFO] [stdout]    --> src/file_info.rs:291:4
[INFO] [stdout]     |
[INFO] [stdout] 291 | fn count_directory_items(dir_name: &str) -> Result<String, std::io::Error> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 29.21s
[INFO] running `Command { std: "docker" "inspect" "dc32fc969a1c2571b8cea234afcc11a9f4d0f9e8778add3592781904defdcdd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc32fc969a1c2571b8cea234afcc11a9f4d0f9e8778add3592781904defdcdd9", kill_on_drop: false }`
[INFO] [stdout] dc32fc969a1c2571b8cea234afcc11a9f4d0f9e8778add3592781904defdcdd9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 87c27c3105dd6b67fc56fcaf6ffc058307e700a734db2758a87bb4610d8688cd
[INFO] running `Command { std: "docker" "start" "-a" "87c27c3105dd6b67fc56fcaf6ffc058307e700a734db2758a87bb4610d8688cd", kill_on_drop: false }`
[INFO] [stderr]    Compiling file-list v0.4.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `output`
[INFO] [stdout]   --> examples/tree_display.rs:60:13
[INFO] [stdout]    |
[INFO] [stdout] 60 |         let output = Command::new("fls")
[INFO] [stdout]    |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_output`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `ALT_BRANCH` is never used
[INFO] [stdout]   --> examples/tree_display.rs:37:11
[INFO] [stdout]    |
[INFO] [stdout] 37 |     const ALT_BRANCH: &str = "+-";
[INFO] [stdout]    |           ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `ALT_LAST` is never used
[INFO] [stdout]   --> examples/tree_display.rs:38:11
[INFO] [stdout]    |
[INFO] [stdout] 38 |     const ALT_LAST: &str = "`-";
[INFO] [stdout]    |           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `ALT_VERTICAL` is never used
[INFO] [stdout]   --> examples/tree_display.rs:39:11
[INFO] [stdout]    |
[INFO] [stdout] 39 |     const ALT_VERTICAL: &str = "| ";
[INFO] [stdout]    |           ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `ALT_SPACE` is never used
[INFO] [stdout]   --> examples/tree_display.rs:40:11
[INFO] [stdout]    |
[INFO] [stdout] 40 |     const ALT_SPACE: &str = "  ";
[INFO] [stdout]    |           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `from_matches` is never used
[INFO] [stdout]   --> src/config.rs:36:12
[INFO] [stdout]    |
[INFO] [stdout] 26 | impl Config {
[INFO] [stdout]    | ----------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 36 |     pub fn from_matches(matches: clap::ArgMatches) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `from_metadata` is never used
[INFO] [stdout]   --> src/file_info.rs:55:12
[INFO] [stdout]    |
[INFO] [stdout] 44 | impl FileInfo {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 55 |     pub fn from_metadata(name: String, metadata: &fs::Metadata) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `count_directory_items` is never used
[INFO] [stdout]    --> src/file_info.rs:291:4
[INFO] [stdout]     |
[INFO] [stdout] 291 | fn count_directory_items(dir_name: &str) -> Result<String, std::io::Error> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "87c27c3105dd6b67fc56fcaf6ffc058307e700a734db2758a87bb4610d8688cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87c27c3105dd6b67fc56fcaf6ffc058307e700a734db2758a87bb4610d8688cd", kill_on_drop: false }`
[INFO] [stdout] 87c27c3105dd6b67fc56fcaf6ffc058307e700a734db2758a87bb4610d8688cd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 450b9b491d0863a7b80812f7b86e0d039910ccbfecb3bbbf72871dad780ef7bb
[INFO] running `Command { std: "docker" "start" "-a" "450b9b491d0863a7b80812f7b86e0d039910ccbfecb3bbbf72871dad780ef7bb", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `output`
[INFO] [stderr]   --> examples/tree_display.rs:60:13
[INFO] [stderr]    |
[INFO] [stderr] 60 |         let output = Command::new("fls")
[INFO] [stderr]    |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_output`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant `ALT_BRANCH` is never used
[INFO] [stderr]   --> examples/tree_display.rs:37:11
[INFO] [stderr]    |
[INFO] [stderr] 37 |     const ALT_BRANCH: &str = "+-";
[INFO] [stderr]    |           ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant `ALT_LAST` is never used
[INFO] [stderr]   --> examples/tree_display.rs:38:11
[INFO] [stderr]    |
[INFO] [stderr] 38 |     const ALT_LAST: &str = "`-";
[INFO] [stderr]    |           ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `ALT_VERTICAL` is never used
[INFO] [stderr]   --> examples/tree_display.rs:39:11
[INFO] [stderr]    |
[INFO] [stderr] 39 |     const ALT_VERTICAL: &str = "| ";
[INFO] [stderr]    |           ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `ALT_SPACE` is never used
[INFO] [stderr]   --> examples/tree_display.rs:40:11
[INFO] [stderr]    |
[INFO] [stderr] 40 |     const ALT_SPACE: &str = "  ";
[INFO] [stderr]    |           ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `from_matches` is never used
[INFO] [stderr]   --> src/config.rs:36:12
[INFO] [stderr]    |
[INFO] [stderr] 26 | impl Config {
[INFO] [stderr]    | ----------- associated function in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 36 |     pub fn from_matches(matches: clap::ArgMatches) -> Self {
[INFO] [stderr]    |            ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `from_metadata` is never used
[INFO] [stderr]   --> src/file_info.rs:55:12
[INFO] [stderr]    |
[INFO] [stderr] 44 | impl FileInfo {
[INFO] [stderr]    | ------------- associated function in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 55 |     pub fn from_metadata(name: String, metadata: &fs::Metadata) -> Self {
[INFO] [stderr]    |            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `count_directory_items` is never used
[INFO] [stderr]    --> src/file_info.rs:291:4
[INFO] [stderr]     |
[INFO] [stderr] 291 | fn count_directory_items(dir_name: &str) -> Result<String, std::io::Error> {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `file-list` (example "tree_display") generated 5 warnings
[INFO] [stderr] warning: `file-list` (bin "fls" test) generated 3 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/fls-9c4ab2ffdb1be2dc)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "450b9b491d0863a7b80812f7b86e0d039910ccbfecb3bbbf72871dad780ef7bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "450b9b491d0863a7b80812f7b86e0d039910ccbfecb3bbbf72871dad780ef7bb", kill_on_drop: false }`
[INFO] [stdout] 450b9b491d0863a7b80812f7b86e0d039910ccbfecb3bbbf72871dad780ef7bb