[INFO] cloning repository https://github.com/hairui19/rust-search
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hairui19/rust-search" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhairui19%2Frust-search", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhairui19%2Frust-search'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 44e99cc967889be297927de043bb96129796e9a5
[INFO] checking hairui19/rust-search against master#69fd5e4059f8840f09f60269bcda23dcdcb77151 for pr-135733
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhairui19%2Frust-search" "/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/hairui19/rust-search on toolchain 69fd5e4059f8840f09f60269bcda23dcdcb77151
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+69fd5e4059f8840f09f60269bcda23dcdcb77151" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hairui19/rust-search
[INFO] finished tweaking git repo https://github.com/hairui19/rust-search
[INFO] tweaked toml for git repo https://github.com/hairui19/rust-search written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/hairui19/rust-search 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" "+69fd5e4059f8840f09f60269bcda23dcdcb77151" "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-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+69fd5e4059f8840f09f60269bcda23dcdcb77151" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 97897726da739ab404d8ddad81a0768a367f7c2bc8f9dd4cb4bdbde7c2fe6304
[INFO] running `Command { std: "docker" "start" "-a" "97897726da739ab404d8ddad81a0768a367f7c2bc8f9dd4cb4bdbde7c2fe6304", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "97897726da739ab404d8ddad81a0768a367f7c2bc8f9dd4cb4bdbde7c2fe6304", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97897726da739ab404d8ddad81a0768a367f7c2bc8f9dd4cb4bdbde7c2fe6304", kill_on_drop: false }`
[INFO] [stdout] 97897726da739ab404d8ddad81a0768a367f7c2bc8f9dd4cb4bdbde7c2fe6304
[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=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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+69fd5e4059f8840f09f60269bcda23dcdcb77151" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 55491cb3d0ed3ed6dcfb80e4715cf35e6157539f61433c6fb68d329b08274075
[INFO] running `Command { std: "docker" "start" "-a" "55491cb3d0ed3ed6dcfb80e4715cf35e6157539f61433c6fb68d329b08274075", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.159
[INFO] [stderr]    Compiling serde_json v1.0.95
[INFO] [stderr]     Checking itoa v1.0.6
[INFO] [stderr]     Checking ryu v1.0.13
[INFO] [stderr]     Checking xml-rs v0.8.4
[INFO] [stderr]     Checking rust-search v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: constant `DIR_PATH` is never used
[INFO] [stdout]  --> src/main.rs:9:7
[INFO] [stdout]   |
[INFO] [stdout] 9 | const DIR_PATH: &str = "/Users/hairuilin/Documents/docs.gl";
[INFO] [stdout]   |       ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `extract_files` is never used
[INFO] [stdout]  --> src/dir.rs:9:4
[INFO] [stdout]   |
[INFO] [stdout] 9 | fn extract_files<P, F>(dir_path: P, predicate: F) -> std::io::Result<Vec<DirEntry>>
[INFO] [stdout]   |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_xml_file` is never used
[INFO] [stdout]   --> src/dir.rs:31:4
[INFO] [stdout]    |
[INFO] [stdout] 31 | fn parse_xml_file<P: AsRef<Path>>(file_path: P) -> std::io::Result<Vec<char>> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `write_xhtml_files_in_json` is never used
[INFO] [stdout]   --> src/dir.rs:54:8
[INFO] [stdout]    |
[INFO] [stdout] 54 | pub fn write_xhtml_files_in_json<P, Q>(target_file_path: P, from_dir_path: Q) -> std::io::Result<()>
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]  --> src/lexer.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | impl<'a> Lexer<'a> {
[INFO] [stdout]   | ------------------ associated function in this implementation
[INFO] [stdout] 7 |     pub fn new(content: &'a [char]) -> Self {
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `DIR_PATH` is never used
[INFO] [stdout]  --> src/main.rs:9:7
[INFO] [stdout]   |
[INFO] [stdout] 9 | const DIR_PATH: &str = "/Users/hairuilin/Documents/docs.gl";
[INFO] [stdout]   |       ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `extract_files` is never used
[INFO] [stdout]  --> src/dir.rs:9:4
[INFO] [stdout]   |
[INFO] [stdout] 9 | fn extract_files<P, F>(dir_path: P, predicate: F) -> std::io::Result<Vec<DirEntry>>
[INFO] [stdout]   |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_xml_file` is never used
[INFO] [stdout]   --> src/dir.rs:31:4
[INFO] [stdout]    |
[INFO] [stdout] 31 | fn parse_xml_file<P: AsRef<Path>>(file_path: P) -> std::io::Result<Vec<char>> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `write_xhtml_files_in_json` is never used
[INFO] [stdout]   --> src/dir.rs:54:8
[INFO] [stdout]    |
[INFO] [stdout] 54 | pub fn write_xhtml_files_in_json<P, Q>(target_file_path: P, from_dir_path: Q) -> std::io::Result<()>
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]  --> src/lexer.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | impl<'a> Lexer<'a> {
[INFO] [stdout]   | ------------------ associated function in this implementation
[INFO] [stdout] 7 |     pub fn new(content: &'a [char]) -> Self {
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.60s
[INFO] running `Command { std: "docker" "inspect" "55491cb3d0ed3ed6dcfb80e4715cf35e6157539f61433c6fb68d329b08274075", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55491cb3d0ed3ed6dcfb80e4715cf35e6157539f61433c6fb68d329b08274075", kill_on_drop: false }`
[INFO] [stdout] 55491cb3d0ed3ed6dcfb80e4715cf35e6157539f61433c6fb68d329b08274075