[INFO] cloning repository https://github.com/karaketir16/rust-basic-grep
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/karaketir16/rust-basic-grep" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkaraketir16%2Frust-basic-grep", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkaraketir16%2Frust-basic-grep'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b1b862d9b9759ac7290ddedf4ee6f1d836925600
[INFO] testing karaketir16/rust-basic-grep against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkaraketir16%2Frust-basic-grep" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/karaketir16/rust-basic-grep on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/karaketir16/rust-basic-grep
[INFO] finished tweaking git repo https://github.com/karaketir16/rust-basic-grep
[INFO] tweaked toml for git repo https://github.com/karaketir16/rust-basic-grep written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/karaketir16/rust-basic-grep already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9748c346d3b040f4aaef7d88d437fc794b2368b6e690d61b1f35164368eff970
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "9748c346d3b040f4aaef7d88d437fc794b2368b6e690d61b1f35164368eff970", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9748c346d3b040f4aaef7d88d437fc794b2368b6e690d61b1f35164368eff970", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9748c346d3b040f4aaef7d88d437fc794b2368b6e690d61b1f35164368eff970", kill_on_drop: false }`
[INFO] [stdout] 9748c346d3b040f4aaef7d88d437fc794b2368b6e690d61b1f35164368eff970
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c48def721c263b8eea1a0c34fe100fb99a20a72efd53d90da3841ae791429984
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c48def721c263b8eea1a0c34fe100fb99a20a72efd53d90da3841ae791429984", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling myGrep v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: crate `myGrep` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `my_grep`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `lineNumber` should have a snake case name
[INFO] [stdout]   --> src/main.rs:16:18
[INFO] [stdout]    |
[INFO] [stdout] 16 |             for (lineNumber, line) in lines.enumerate() {
[INFO] [stdout]    |                  ^^^^^^^^^^ help: convert the identifier to snake case: `line_number`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.40s
[INFO] running `Command { std: "docker" "inspect" "c48def721c263b8eea1a0c34fe100fb99a20a72efd53d90da3841ae791429984", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c48def721c263b8eea1a0c34fe100fb99a20a72efd53d90da3841ae791429984", kill_on_drop: false }`
[INFO] [stdout] c48def721c263b8eea1a0c34fe100fb99a20a72efd53d90da3841ae791429984
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bb70dd88d3053e114350425e0166df31641d08eb42f317e217a7d5d9ac1065a3
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "bb70dd88d3053e114350425e0166df31641d08eb42f317e217a7d5d9ac1065a3", kill_on_drop: false }`
[INFO] [stderr]    Compiling myGrep v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: crate `myGrep` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `my_grep`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `lineNumber` should have a snake case name
[INFO] [stdout]   --> src/main.rs:16:18
[INFO] [stdout]    |
[INFO] [stdout] 16 |             for (lineNumber, line) in lines.enumerate() {
[INFO] [stdout]    |                  ^^^^^^^^^^ help: convert the identifier to snake case: `line_number`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `Command { std: "docker" "inspect" "bb70dd88d3053e114350425e0166df31641d08eb42f317e217a7d5d9ac1065a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb70dd88d3053e114350425e0166df31641d08eb42f317e217a7d5d9ac1065a3", kill_on_drop: false }`
[INFO] [stdout] bb70dd88d3053e114350425e0166df31641d08eb42f317e217a7d5d9ac1065a3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fb03f5837e538445b6e437c98ce99e93c3434f7136f2e5e6eebf0b33a3858cd0
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "fb03f5837e538445b6e437c98ce99e93c3434f7136f2e5e6eebf0b33a3858cd0", kill_on_drop: false }`
[INFO] [stderr] warning: crate `myGrep` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `my_grep`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `lineNumber` should have a snake case name
[INFO] [stderr]   --> src/main.rs:16:18
[INFO] [stderr]    |
[INFO] [stderr] 16 |             for (lineNumber, line) in lines.enumerate() {
[INFO] [stderr]    |                  ^^^^^^^^^^ help: convert the identifier to snake case: `line_number`
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/myGrep-1fc1bd32f3d1839c)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "fb03f5837e538445b6e437c98ce99e93c3434f7136f2e5e6eebf0b33a3858cd0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb03f5837e538445b6e437c98ce99e93c3434f7136f2e5e6eebf0b33a3858cd0", kill_on_drop: false }`
[INFO] [stdout] fb03f5837e538445b6e437c98ce99e93c3434f7136f2e5e6eebf0b33a3858cd0