[INFO] cloning repository https://github.com/JacobS219/rusty-docs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JacobS219/rusty-docs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJacobS219%2Frusty-docs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJacobS219%2Frusty-docs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5738af37b8cbc2d19c803eee696b847cc55543b5
[INFO] checking JacobS219/rusty-docs against try#2c4e58eac5a232e49065e517c1cf50b2715ccf85 for pr-140283
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJacobS219%2Frusty-docs" "/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/JacobS219/rusty-docs
[INFO] finished tweaking git repo https://github.com/JacobS219/rusty-docs
[INFO] tweaked toml for git repo https://github.com/JacobS219/rusty-docs written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/JacobS219/rusty-docs on toolchain 2c4e58eac5a232e49065e517c1cf50b2715ccf85
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2c4e58eac5a232e49065e517c1cf50b2715ccf85" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/JacobS219/rusty-docs 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" "+2c4e58eac5a232e49065e517c1cf50b2715ccf85" "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 regex-syntax v0.8.1
[INFO] [stderr]   Downloaded regex v1.10.0
[INFO] [stderr]   Downloaded regex-automata v0.4.1
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2c4e58eac5a232e49065e517c1cf50b2715ccf85" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 945cad22e8fb43dcd27c31e28e68d0eeeb13829953889a9b886a9061257d5dd4
[INFO] running `Command { std: "docker" "start" "-a" "945cad22e8fb43dcd27c31e28e68d0eeeb13829953889a9b886a9061257d5dd4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "945cad22e8fb43dcd27c31e28e68d0eeeb13829953889a9b886a9061257d5dd4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "945cad22e8fb43dcd27c31e28e68d0eeeb13829953889a9b886a9061257d5dd4", kill_on_drop: false }`
[INFO] [stdout] 945cad22e8fb43dcd27c31e28e68d0eeeb13829953889a9b886a9061257d5dd4
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2c4e58eac5a232e49065e517c1cf50b2715ccf85" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b8a08e40af0970ac3dc77d68e8fb998d640a68c548090af3e91f289fb7c79fcd
[INFO] running `Command { std: "docker" "start" "-a" "b8a08e40af0970ac3dc77d68e8fb998d640a68c548090af3e91f289fb7c79fcd", kill_on_drop: false }`
[INFO] [stderr]     Checking aho-corasick v1.1.2
[INFO] [stderr]     Checking regex-syntax v0.8.1
[INFO] [stderr]     Checking regex-automata v0.4.1
[INFO] [stderr]     Checking regex v1.10.0
[INFO] [stderr]     Checking rusty-docs-generator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable `N1` should have a snake case name
[INFO] [stdout]    --> src/main.rs:227:30
[INFO] [stdout]     |
[INFO] [stdout] 227 |                 let (n1, n2, N1, N2) = count_operators_and_operands(&content);
[INFO] [stdout]     |                              ^^ help: convert the identifier to snake case: `n1`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `N1` should have a snake case name
[INFO] [stdout]    --> src/main.rs:227:30
[INFO] [stdout]     |
[INFO] [stdout] 227 |                 let (n1, n2, N1, N2) = count_operators_and_operands(&content);
[INFO] [stdout]     |                              ^^ help: convert the identifier to snake case: `n1`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `N2` should have a snake case name
[INFO] [stdout]    --> src/main.rs:227:34
[INFO] [stdout]     |
[INFO] [stdout] 227 |                 let (n1, n2, N1, N2) = count_operators_and_operands(&content);
[INFO] [stdout]     |                                  ^^ help: convert the identifier to snake case: `n2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `N` should have a snake case name
[INFO] [stdout]    --> src/main.rs:231:21
[INFO] [stdout]     |
[INFO] [stdout] 231 |                 let N = N1 + N2; // program length
[INFO] [stdout]     |                     ^ help: convert the identifier to snake case: `n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `N2` should have a snake case name
[INFO] [stdout]    --> src/main.rs:227:34
[INFO] [stdout]     |
[INFO] [stdout] 227 |                 let (n1, n2, N1, N2) = count_operators_and_operands(&content);
[INFO] [stdout]     |                                  ^^ help: convert the identifier to snake case: `n2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `N` should have a snake case name
[INFO] [stdout]    --> src/main.rs:231:21
[INFO] [stdout]     |
[INFO] [stdout] 231 |                 let N = N1 + N2; // program length
[INFO] [stdout]     |                     ^ help: convert the identifier to snake case: `n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.48s
[INFO] running `Command { std: "docker" "inspect" "b8a08e40af0970ac3dc77d68e8fb998d640a68c548090af3e91f289fb7c79fcd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8a08e40af0970ac3dc77d68e8fb998d640a68c548090af3e91f289fb7c79fcd", kill_on_drop: false }`
[INFO] [stdout] b8a08e40af0970ac3dc77d68e8fb998d640a68c548090af3e91f289fb7c79fcd