[INFO] cloning repository https://github.com/vssenko/rust-minigrep
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vssenko/rust-minigrep" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvssenko%2Frust-minigrep", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvssenko%2Frust-minigrep'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e5a06aa81910cfe219b346e5be3bb404b5218807
[INFO] checking vssenko/rust-minigrep against master#4ecd70ddd1039a3954056c1071e40278048476fa for pr-137633
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvssenko%2Frust-minigrep" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/vssenko/rust-minigrep on toolchain 4ecd70ddd1039a3954056c1071e40278048476fa
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4ecd70ddd1039a3954056c1071e40278048476fa" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/vssenko/rust-minigrep
[INFO] finished tweaking git repo https://github.com/vssenko/rust-minigrep
[INFO] tweaked toml for git repo https://github.com/vssenko/rust-minigrep written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/vssenko/rust-minigrep 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" "+4ecd70ddd1039a3954056c1071e40278048476fa" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+4ecd70ddd1039a3954056c1071e40278048476fa" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 35f3e35601f43b4db0ae6dc29a3ab2cacfc8ffb99fa8b9d243d90fa094023655
[INFO] running `Command { std: "docker" "start" "-a" "35f3e35601f43b4db0ae6dc29a3ab2cacfc8ffb99fa8b9d243d90fa094023655", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "35f3e35601f43b4db0ae6dc29a3ab2cacfc8ffb99fa8b9d243d90fa094023655", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35f3e35601f43b4db0ae6dc29a3ab2cacfc8ffb99fa8b9d243d90fa094023655", kill_on_drop: false }`
[INFO] [stdout] 35f3e35601f43b4db0ae6dc29a3ab2cacfc8ffb99fa8b9d243d90fa094023655
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+4ecd70ddd1039a3954056c1071e40278048476fa" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 638f36be97a3c05ec5514312fd2ee49501adb792527a039268879bd935dec968
[INFO] running `Command { std: "docker" "start" "-a" "638f36be97a3c05ec5514312fd2ee49501adb792527a039268879bd935dec968", kill_on_drop: false }`
[INFO] [stderr]     Checking memchr v2.6.4
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]     Checking regex-syntax v0.7.5
[INFO] [stderr]    Compiling libc v0.2.148
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]     Checking predicates-core v1.0.6
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]     Checking anstyle v1.0.4
[INFO] [stderr]     Checking difflib v0.4.0
[INFO] [stderr]     Checking normalize-line-endings v0.3.0
[INFO] [stderr]     Checking termtree v0.4.1
[INFO] [stderr]     Checking minigrep v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/config/options.rs:21:20
[INFO] [stdout]    |
[INFO] [stdout] 21 |                 if (parse_result.is_ok()) {
[INFO] [stdout]    |                    ^                    ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 21 -                 if (parse_result.is_ok()) {
[INFO] [stdout] 21 +                 if parse_result.is_ok() {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `lineMap` should have a snake case name
[INFO] [stdout]  --> src/content_search/mod.rs:9:13
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let mut lineMap: HashMap<String, usize> = HashMap::new();
[INFO] [stdout]   |             ^^^^^^^ help: convert the identifier to snake case: `line_map`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking predicates-tree v1.0.9
[INFO] [stderr]     Checking itertools v0.11.0
[INFO] [stderr]     Checking aho-corasick v1.1.1
[INFO] [stderr]     Checking float-cmp v0.9.0
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking regex-automata v0.3.9
[INFO] [stderr]     Checking regex v1.9.6
[INFO] [stderr]     Checking bstr v1.6.2
[INFO] [stderr]     Checking predicates v3.0.4
[INFO] [stderr]     Checking assert_cmd v2.0.12
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/config/options.rs:21:20
[INFO] [stdout]    |
[INFO] [stdout] 21 |                 if (parse_result.is_ok()) {
[INFO] [stdout]    |                    ^                    ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 21 -                 if (parse_result.is_ok()) {
[INFO] [stdout] 21 +                 if parse_result.is_ok() {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `lineMap` should have a snake case name
[INFO] [stdout]  --> src/content_search/mod.rs:9:13
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let mut lineMap: HashMap<String, usize> = HashMap::new();
[INFO] [stdout]   |             ^^^^^^^ help: convert the identifier to snake case: `line_map`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.60s
[INFO] running `Command { std: "docker" "inspect" "638f36be97a3c05ec5514312fd2ee49501adb792527a039268879bd935dec968", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "638f36be97a3c05ec5514312fd2ee49501adb792527a039268879bd935dec968", kill_on_drop: false }`
[INFO] [stdout] 638f36be97a3c05ec5514312fd2ee49501adb792527a039268879bd935dec968