[INFO] cloning repository https://github.com/JaynewDee/readme_generator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JaynewDee/readme_generator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJaynewDee%2Freadme_generator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJaynewDee%2Freadme_generator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f0dc27794327496e251fc6d7f7fb054de140b206
[INFO] checking JaynewDee/readme_generator against master#180dffba142c47240ca0d93096ce90b9fd97c8d7 for pr-114716
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJaynewDee%2Freadme_generator" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/JaynewDee/readme_generator on toolchain 180dffba142c47240ca0d93096ce90b9fd97c8d7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+180dffba142c47240ca0d93096ce90b9fd97c8d7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/JaynewDee/readme_generator
[INFO] finished tweaking git repo https://github.com/JaynewDee/readme_generator
[INFO] tweaked toml for git repo https://github.com/JaynewDee/readme_generator written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/JaynewDee/readme_generator 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" "+180dffba142c47240ca0d93096ce90b9fd97c8d7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:84cb280c7acaf12c1f874411053406050a24f846e52f817d4d9e64bcbe5ce959" "/opt/rustwide/cargo-home/bin/cargo" "+180dffba142c47240ca0d93096ce90b9fd97c8d7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5fa4751ee7e3104180a3258ea786562fbf77c9dc986042f6f22403b23b1426a4
[INFO] running `Command { std: "docker" "start" "-a" "5fa4751ee7e3104180a3258ea786562fbf77c9dc986042f6f22403b23b1426a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5fa4751ee7e3104180a3258ea786562fbf77c9dc986042f6f22403b23b1426a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5fa4751ee7e3104180a3258ea786562fbf77c9dc986042f6f22403b23b1426a4", kill_on_drop: false }`
[INFO] [stdout] 5fa4751ee7e3104180a3258ea786562fbf77c9dc986042f6f22403b23b1426a4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:84cb280c7acaf12c1f874411053406050a24f846e52f817d4d9e64bcbe5ce959" "/opt/rustwide/cargo-home/bin/cargo" "+180dffba142c47240ca0d93096ce90b9fd97c8d7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8c3008b0f9319edda0f832bd8654780ac84f54beae8c0f7422d2f1168d73b800
[INFO] running `Command { std: "docker" "start" "-a" "8c3008b0f9319edda0f832bd8654780ac84f54beae8c0f7422d2f1168d73b800", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.144
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling anyhow v1.0.71
[INFO] [stderr]     Checking nix v0.26.2
[INFO] [stderr]     Checking ctrlc v3.2.5
[INFO] [stderr]     Checking readme_generator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: enum `CountError` is never used
[INFO] [stdout]   --> src/cli.rs:15:6
[INFO] [stdout]    |
[INFO] [stdout] 15 | enum CountError {
[INFO] [stdout]    |      ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `error` is never read
[INFO] [stdout]  --> src/errors.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct WriteError {
[INFO] [stdout]   |            ---------- field in this struct
[INFO] [stdout] 5 |     message: String,
[INFO] [stdout] 6 |     error: anyhow::Error,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `WriteError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `error` is never read
[INFO] [stdout]   --> src/errors.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub struct ControlError {
[INFO] [stdout]    |            ------------ field in this struct
[INFO] [stdout] 26 |     message: String,
[INFO] [stdout] 27 |     error: anyhow::Error,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ControlError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `CountError` is never used
[INFO] [stdout]   --> src/cli.rs:15:6
[INFO] [stdout]    |
[INFO] [stdout] 15 | enum CountError {
[INFO] [stdout]    |      ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `error` is never read
[INFO] [stdout]  --> src/errors.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct WriteError {
[INFO] [stdout]   |            ---------- field in this struct
[INFO] [stdout] 5 |     message: String,
[INFO] [stdout] 6 |     error: anyhow::Error,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `WriteError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `error` is never read
[INFO] [stdout]   --> src/errors.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub struct ControlError {
[INFO] [stdout]    |            ------------ field in this struct
[INFO] [stdout] 26 |     message: String,
[INFO] [stdout] 27 |     error: anyhow::Error,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ControlError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.20s
[INFO] running `Command { std: "docker" "inspect" "8c3008b0f9319edda0f832bd8654780ac84f54beae8c0f7422d2f1168d73b800", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c3008b0f9319edda0f832bd8654780ac84f54beae8c0f7422d2f1168d73b800", kill_on_drop: false }`
[INFO] [stdout] 8c3008b0f9319edda0f832bd8654780ac84f54beae8c0f7422d2f1168d73b800