[INFO] cloning repository https://github.com/Unearthlyglow/rust_Cli_book_ch3
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Unearthlyglow/rust_Cli_book_ch3" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FUnearthlyglow%2Frust_Cli_book_ch3", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FUnearthlyglow%2Frust_Cli_book_ch3'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b6ae81e45dbb75ec9fe118a1091f75a40137619a
[INFO] checking Unearthlyglow/rust_Cli_book_ch3 against try#47eaa3b85fbe5fa2b3b731b5fecdc5954cbfc268 for pr-149058
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FUnearthlyglow%2Frust_Cli_book_ch3" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Unearthlyglow/rust_Cli_book_ch3
[INFO] finished tweaking git repo https://github.com/Unearthlyglow/rust_Cli_book_ch3
[INFO] tweaked toml for git repo https://github.com/Unearthlyglow/rust_Cli_book_ch3 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Unearthlyglow/rust_Cli_book_ch3 on toolchain 47eaa3b85fbe5fa2b3b731b5fecdc5954cbfc268
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+47eaa3b85fbe5fa2b3b731b5fecdc5954cbfc268" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Unearthlyglow/rust_Cli_book_ch3 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" "+47eaa3b85fbe5fa2b3b731b5fecdc5954cbfc268" "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 termtree v0.4.1
[INFO] [stderr]   Downloaded assert_cmd v2.0.12
[INFO] [stderr]   Downloaded predicates-tree v1.0.9
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[INFO] [stderr]   Downloaded serde v1.0.180
[INFO] [stderr]   Downloaded aho-corasick v1.0.2
[INFO] [stderr]   Downloaded regex v1.9.1
[INFO] [stderr]   Downloaded bstr v1.6.0
[INFO] [stderr]   Downloaded regex-automata v0.3.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+47eaa3b85fbe5fa2b3b731b5fecdc5954cbfc268" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 46df64cb749e48094cc79fc047486f335ad459d9fe4bfcaa85bf8a2f1023cf09
[INFO] running `Command { std: "docker" "start" "-a" "46df64cb749e48094cc79fc047486f335ad459d9fe4bfcaa85bf8a2f1023cf09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "46df64cb749e48094cc79fc047486f335ad459d9fe4bfcaa85bf8a2f1023cf09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46df64cb749e48094cc79fc047486f335ad459d9fe4bfcaa85bf8a2f1023cf09", kill_on_drop: false }`
[INFO] [stdout] 46df64cb749e48094cc79fc047486f335ad459d9fe4bfcaa85bf8a2f1023cf09
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+47eaa3b85fbe5fa2b3b731b5fecdc5954cbfc268" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 03d47968cef3cb515b8dfcf15447c6f984f93cb5c7305d88e48d04091a4f4077
[INFO] running `Command { std: "docker" "start" "-a" "03d47968cef3cb515b8dfcf15447c6f984f93cb5c7305d88e48d04091a4f4077", kill_on_drop: false }`
[INFO] [stderr]     Checking regex-syntax v0.7.4
[INFO] [stderr]     Checking unicode-width v0.1.10
[INFO] [stderr]     Checking predicates-core v1.0.6
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking aho-corasick v1.0.2
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking difflib v0.4.0
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking anstyle v1.0.1
[INFO] [stderr]     Checking termtree v0.4.1
[INFO] [stderr]     Checking predicates-tree v1.0.9
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking regex-automata v0.3.4
[INFO] [stderr]     Checking float-cmp v0.9.0
[INFO] [stderr]     Checking catr v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking predicates v3.0.3
[INFO] [stdout] warning: fields `files`, `number_lines`, and `number_nonblank_lines` are never read
[INFO] [stdout]   --> src/lib.rs:8:5
[INFO] [stdout]    |
[INFO] [stdout]  7 | pub struct Config {
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout]  8 |     files: Vec<String>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]  9 |     number_lines: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 10 |     number_nonblank_lines: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Config` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking regex v1.9.1
[INFO] [stderr]     Checking bstr v1.6.0
[INFO] [stderr]     Checking predicates v2.1.5
[INFO] [stderr]     Checking assert_cmd v2.0.12
[INFO] [stdout] warning: fields `files`, `number_lines`, and `number_nonblank_lines` are never read
[INFO] [stdout]   --> src/lib.rs:8:5
[INFO] [stdout]    |
[INFO] [stdout]  7 | pub struct Config {
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout]  8 |     files: Vec<String>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]  9 |     number_lines: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 10 |     number_nonblank_lines: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Config` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.09s
[INFO] running `Command { std: "docker" "inspect" "03d47968cef3cb515b8dfcf15447c6f984f93cb5c7305d88e48d04091a4f4077", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03d47968cef3cb515b8dfcf15447c6f984f93cb5c7305d88e48d04091a4f4077", kill_on_drop: false }`
[INFO] [stdout] 03d47968cef3cb515b8dfcf15447c6f984f93cb5c7305d88e48d04091a4f4077
