[INFO] cloning repository https://github.com/sadbro/RLSE
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sadbro/RLSE" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsadbro%2FRLSE", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsadbro%2FRLSE'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5ac033556823404ee176c8e94c52fd42182dd6ff
[INFO] checking sadbro/RLSE against master#fce0e74720d199eb7839fdb51af35ac5226da178 for pr-145262
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsadbro%2FRLSE" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/sadbro/RLSE
[INFO] finished tweaking git repo https://github.com/sadbro/RLSE
[INFO] tweaked toml for git repo https://github.com/sadbro/RLSE written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/sadbro/RLSE on toolchain fce0e74720d199eb7839fdb51af35ac5226da178
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+fce0e74720d199eb7839fdb51af35ac5226da178" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/sadbro/RLSE 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" "+fce0e74720d199eb7839fdb51af35ac5226da178" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+fce0e74720d199eb7839fdb51af35ac5226da178" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1e49640d0eb245497d04adb4d7b50512fde7526e21809e16c4ba48788173f231
[INFO] running `Command { std: "docker" "start" "-a" "1e49640d0eb245497d04adb4d7b50512fde7526e21809e16c4ba48788173f231", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1e49640d0eb245497d04adb4d7b50512fde7526e21809e16c4ba48788173f231", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e49640d0eb245497d04adb4d7b50512fde7526e21809e16c4ba48788173f231", kill_on_drop: false }`
[INFO] [stdout] 1e49640d0eb245497d04adb4d7b50512fde7526e21809e16c4ba48788173f231
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+fce0e74720d199eb7839fdb51af35ac5226da178" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 750750b11c86de2a2cfa3e1216b605c1e8a4bedb73d882e8b736e67ea2a9172e
[INFO] running `Command { std: "docker" "start" "-a" "750750b11c86de2a2cfa3e1216b605c1e8a4bedb73d882e8b736e67ea2a9172e", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.204
[INFO] [stderr]    Compiling serde_json v1.0.120
[INFO] [stderr]     Checking chunked_transfer v1.5.0
[INFO] [stderr]     Checking ryu v1.0.18
[INFO] [stderr]     Checking itoa v1.0.11
[INFO] [stderr]     Checking httpdate v1.0.3
[INFO] [stderr]     Checking log v0.4.22
[INFO] [stderr]     Checking ascii v1.1.0
[INFO] [stderr]     Checking xml-rs v0.8.20
[INFO] [stderr]     Checking tiny_http v0.12.0
[INFO] [stderr]     Checking RLSE v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `c`
[INFO] [stdout]    --> src/utils.rs:183:69
[INFO] [stdout]     |
[INFO] [stdout] 183 |             let rank_array_of_str = json!(rank_array.iter().map(|(s,c)|s.to_owned()).collect::<Vec<String>>());
[INFO] [stdout]     |                                                                     ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `build` is never used
[INFO] [stdout]  --> src/main.rs:4:4
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn build() {
[INFO] [stdout]   |    ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c`
[INFO] [stdout]    --> src/utils.rs:183:69
[INFO] [stdout]     |
[INFO] [stdout] 183 |             let rank_array_of_str = json!(rank_array.iter().map(|(s,c)|s.to_owned()).collect::<Vec<String>>());
[INFO] [stdout]     |                                                                     ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `index_document` is never used
[INFO] [stdout]   --> src/utils.rs:66:15
[INFO] [stdout]    |
[INFO] [stdout] 66 | pub(crate) fn index_document(file_path: &str) -> HashMap<String, usize> {
[INFO] [stdout]    |               ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_xml_file` is never used
[INFO] [stdout]   --> src/utils.rs:79:15
[INFO] [stdout]    |
[INFO] [stdout] 79 | pub(crate) fn read_xml_file(file_path: &str) -> io::Result<String> {
[INFO] [stdout]    |               ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `save_index_to_file` is never used
[INFO] [stdout]   --> src/utils.rs:93:15
[INFO] [stdout]    |
[INFO] [stdout] 93 | pub(crate) fn save_index_to_file(directory_root_path: Vec<&str>, directory_paths: Vec<&str>, index_path: &str){
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `build` is never used
[INFO] [stdout]  --> src/main.rs:4:4
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn build() {
[INFO] [stdout]   |    ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `index_document` is never used
[INFO] [stdout]   --> src/utils.rs:66:15
[INFO] [stdout]    |
[INFO] [stdout] 66 | pub(crate) fn index_document(file_path: &str) -> HashMap<String, usize> {
[INFO] [stdout]    |               ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_xml_file` is never used
[INFO] [stdout]   --> src/utils.rs:79:15
[INFO] [stdout]    |
[INFO] [stdout] 79 | pub(crate) fn read_xml_file(file_path: &str) -> io::Result<String> {
[INFO] [stdout]    |               ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `save_index_to_file` is never used
[INFO] [stdout]   --> src/utils.rs:93:15
[INFO] [stdout]    |
[INFO] [stdout] 93 | pub(crate) fn save_index_to_file(directory_root_path: Vec<&str>, directory_paths: Vec<&str>, index_path: &str){
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.33s
[INFO] running `Command { std: "docker" "inspect" "750750b11c86de2a2cfa3e1216b605c1e8a4bedb73d882e8b736e67ea2a9172e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "750750b11c86de2a2cfa3e1216b605c1e8a4bedb73d882e8b736e67ea2a9172e", kill_on_drop: false }`
[INFO] [stdout] 750750b11c86de2a2cfa3e1216b605c1e8a4bedb73d882e8b736e67ea2a9172e