[INFO] cloning repository https://github.com/likongyang/handle_csv
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/likongyang/handle_csv" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flikongyang%2Fhandle_csv", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flikongyang%2Fhandle_csv'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4c894c40ec6e08c7173a7710a571011e20aed44b
[INFO] checking likongyang/handle_csv against master#36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923 for pr-81863
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flikongyang%2Fhandle_csv" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] [stderr] Updating files:  96% (370/383)
Updating files:  97% (372/383)
Updating files:  98% (376/383)
Updating files:  99% (380/383)
Updating files: 100% (383/383)
Updating files: 100% (383/383), done.
[INFO] validating manifest of git repo https://github.com/likongyang/handle_csv on toolchain 36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/likongyang/handle_csv
[INFO] finished tweaking git repo https://github.com/likongyang/handle_csv
[INFO] tweaked toml for git repo https://github.com/likongyang/handle_csv written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/likongyang/handle_csv already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7c79b6e0d4685314ab09e9c92c7c2b6f77a840a3ba77e659140efd027749584e
[INFO] running `Command { std: "docker" "start" "-a" "7c79b6e0d4685314ab09e9c92c7c2b6f77a840a3ba77e659140efd027749584e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7c79b6e0d4685314ab09e9c92c7c2b6f77a840a3ba77e659140efd027749584e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c79b6e0d4685314ab09e9c92c7c2b6f77a840a3ba77e659140efd027749584e", kill_on_drop: false }`
[INFO] [stdout] 7c79b6e0d4685314ab09e9c92c7c2b6f77a840a3ba77e659140efd027749584e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d0ea986ebad43e6ef13b1c10451cf44c910af79f434030ab805dc39b1ca1edf3
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d0ea986ebad43e6ef13b1c10451cf44c910af79f434030ab805dc39b1ca1edf3", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking bstr v0.2.14
[INFO] [stderr]     Checking csv v1.1.4
[INFO] [stderr]     Checking wenlv v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `file_complementary_set`
[INFO] [stdout]  --> src/main.rs:9:4
[INFO] [stdout]   |
[INFO] [stdout] 9 | fn file_complementary_set(file_path: &PathBuf, total_file_path: &PathBuf, target_file_path: &PathBuf, keyword_index: usize, header: bool)...
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `multiple_file_union`
[INFO] [stdout]   --> src/main.rs:67:4
[INFO] [stdout]    |
[INFO] [stdout] 67 | fn multiple_file_union(file_path: Vec<PathBuf>, target_file_path: &PathBuf, keyword_index: usize, header: bool) -> i32 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `search_keyword`
[INFO] [stdout]    --> src/main.rs:197:4
[INFO] [stdout]     |
[INFO] [stdout] 197 | fn search_keyword(keyword: Vec<&str>, file_path: &PathBuf, target_file_path: &PathBuf, header: bool, search_index: usize) -> u16 {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `file_complementary_set`
[INFO] [stdout]  --> src/main.rs:9:4
[INFO] [stdout]   |
[INFO] [stdout] 9 | fn file_complementary_set(file_path: &PathBuf, total_file_path: &PathBuf, target_file_path: &PathBuf, keyword_index: usize, header: bool)...
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `multiple_file_union`
[INFO] [stdout]   --> src/main.rs:67:4
[INFO] [stdout]    |
[INFO] [stdout] 67 | fn multiple_file_union(file_path: Vec<PathBuf>, target_file_path: &PathBuf, keyword_index: usize, header: bool) -> i32 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `search_keyword`
[INFO] [stdout]    --> src/main.rs:197:4
[INFO] [stdout]     |
[INFO] [stdout] 197 | fn search_keyword(keyword: Vec<&str>, file_path: &PathBuf, target_file_path: &PathBuf, header: bool, search_index: usize) -> u16 {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.64s
[INFO] running `Command { std: "docker" "inspect" "d0ea986ebad43e6ef13b1c10451cf44c910af79f434030ab805dc39b1ca1edf3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0ea986ebad43e6ef13b1c10451cf44c910af79f434030ab805dc39b1ca1edf3", kill_on_drop: false }`
[INFO] [stdout] d0ea986ebad43e6ef13b1c10451cf44c910af79f434030ab805dc39b1ca1edf3