[INFO] cloning repository https://github.com/sungshen/linecount
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sungshen/linecount" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsungshen%2Flinecount", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsungshen%2Flinecount'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 09e93602970e3010ee9905c216282658e0e74078
[INFO] checking sungshen/linecount against try#0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef for pr-147859
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsungshen%2Flinecount" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/sungshen/linecount
[INFO] finished tweaking git repo https://github.com/sungshen/linecount
[INFO] tweaked toml for git repo https://github.com/sungshen/linecount written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/sungshen/linecount on toolchain 0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/sungshen/linecount 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" "+0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef" "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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 957021b3aa5fd524a49b22d8f73510d581d22bc1cd2c56ae64b64dca30b811fc
[INFO] running `Command { std: "docker" "start" "-a" "957021b3aa5fd524a49b22d8f73510d581d22bc1cd2c56ae64b64dca30b811fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "957021b3aa5fd524a49b22d8f73510d581d22bc1cd2c56ae64b64dca30b811fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "957021b3aa5fd524a49b22d8f73510d581d22bc1cd2c56ae64b64dca30b811fc", kill_on_drop: false }`
[INFO] [stdout] 957021b3aa5fd524a49b22d8f73510d581d22bc1cd2c56ae64b64dca30b811fc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 505765591a680e4e8475f0730d97f754cd6b9c8992ec96eab456f31f23e2f3f7
[INFO] running `Command { std: "docker" "start" "-a" "505765591a680e4e8475f0730d97f754cd6b9c8992ec96eab456f31f23e2f3f7", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.105
[INFO] [stderr]     Checking clap_builder v4.5.54
[INFO] [stderr]    Compiling quote v1.0.43
[INFO] [stderr]    Compiling syn v2.0.113
[INFO] [stderr]    Compiling clap_derive v4.5.49
[INFO] [stderr]     Checking clap v4.5.54
[INFO] [stderr]     Checking linecount v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::fs`
[INFO] [stdout]  --> src/counter/line.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::fs;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::fs::walker::Walker`
[INFO] [stdout]   --> src/main.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use crate::fs::walker::Walker;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::fs::reader::Reader`
[INFO] [stdout]   --> src/main.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use crate::fs::reader::Reader;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::counter::line::Line`
[INFO] [stdout]   --> src/main.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use crate::counter::line::Line;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `Walker` is never used
[INFO] [stdout]  --> src/fs/walker.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub(crate) fn Walker() {
[INFO] [stdout]   |               ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `A`, `B`, and `C` are never constructed
[INFO] [stdout]  --> src/error.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub enum Error {
[INFO] [stdout]   |          ----- variants in this enum
[INFO] [stdout] 2 |     A,
[INFO] [stdout]   |     ^
[INFO] [stdout] 3 |     B,
[INFO] [stdout]   |     ^
[INFO] [stdout] 4 |     C,
[INFO] [stdout]   |     ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `Runner` should have a snake case name
[INFO] [stdout]  --> src/runner.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub fn Runner(c: Config) -> Result<usize,Error>{
[INFO] [stdout]   |        ^^^^^^ help: convert the identifier to snake case: `runner`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `Walker` should have a snake case name
[INFO] [stdout]   --> src/runner.rs:12:4
[INFO] [stdout]    |
[INFO] [stdout] 12 | fn Walker(path: &str, mut i: usize) -> usize{
[INFO] [stdout]    |    ^^^^^^ help: convert the identifier to snake case (notice the capitalization): `walker`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `Walker` should have a snake case name
[INFO] [stdout]  --> src/fs/walker.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub(crate) fn Walker() {
[INFO] [stdout]   |               ^^^^^^ help: convert the identifier to snake case (notice the capitalization): `walker`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `Reader` should have a snake case name
[INFO] [stdout]  --> src/fs/reader.rs:3:16
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub(crate) fn  Reader(path:&str) -> String {
[INFO] [stdout]   |                ^^^^^^ help: convert the identifier to snake case: `reader`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `Line` should have a snake case name
[INFO] [stdout]  --> src/counter/line.rs:3:15
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub(crate) fn Line(content : &str) -> usize {
[INFO] [stdout]   |               ^^^^ help: convert the identifier to snake case: `line`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs`
[INFO] [stdout]  --> src/counter/line.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::fs;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::fs::walker::Walker`
[INFO] [stdout]   --> src/main.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use crate::fs::walker::Walker;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::fs::reader::Reader`
[INFO] [stdout]   --> src/main.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use crate::fs::reader::Reader;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::counter::line::Line`
[INFO] [stdout]   --> src/main.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use crate::counter::line::Line;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `Walker` is never used
[INFO] [stdout]  --> src/fs/walker.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub(crate) fn Walker() {
[INFO] [stdout]   |               ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `A`, `B`, and `C` are never constructed
[INFO] [stdout]  --> src/error.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub enum Error {
[INFO] [stdout]   |          ----- variants in this enum
[INFO] [stdout] 2 |     A,
[INFO] [stdout]   |     ^
[INFO] [stdout] 3 |     B,
[INFO] [stdout]   |     ^
[INFO] [stdout] 4 |     C,
[INFO] [stdout]   |     ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `Runner` should have a snake case name
[INFO] [stdout]  --> src/runner.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub fn Runner(c: Config) -> Result<usize,Error>{
[INFO] [stdout]   |        ^^^^^^ help: convert the identifier to snake case: `runner`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `Walker` should have a snake case name
[INFO] [stdout]   --> src/runner.rs:12:4
[INFO] [stdout]    |
[INFO] [stdout] 12 | fn Walker(path: &str, mut i: usize) -> usize{
[INFO] [stdout]    |    ^^^^^^ help: convert the identifier to snake case (notice the capitalization): `walker`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `Walker` should have a snake case name
[INFO] [stdout]  --> src/fs/walker.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub(crate) fn Walker() {
[INFO] [stdout]   |               ^^^^^^ help: convert the identifier to snake case (notice the capitalization): `walker`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `Reader` should have a snake case name
[INFO] [stdout]  --> src/fs/reader.rs:3:16
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub(crate) fn  Reader(path:&str) -> String {
[INFO] [stdout]   |                ^^^^^^ help: convert the identifier to snake case: `reader`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `Line` should have a snake case name
[INFO] [stdout]  --> src/counter/line.rs:3:15
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub(crate) fn Line(content : &str) -> usize {
[INFO] [stdout]   |               ^^^^ help: convert the identifier to snake case: `line`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.49s
[INFO] running `Command { std: "docker" "inspect" "505765591a680e4e8475f0730d97f754cd6b9c8992ec96eab456f31f23e2f3f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "505765591a680e4e8475f0730d97f754cd6b9c8992ec96eab456f31f23e2f3f7", kill_on_drop: false }`
[INFO] [stdout] 505765591a680e4e8475f0730d97f754cd6b9c8992ec96eab456f31f23e2f3f7