[INFO] updating cached repository https://github.com/StanislawTerziev/rust_exploration
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6dfb28996775d20b38f492755cd56399b9948572
[INFO] checking StanislawTerziev/rust_exploration against try#5fdfba63a96c5e8ae0ebf6b8b66853110277087d for pr-73166
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FStanislawTerziev%2Frust_exploration" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/StanislawTerziev/rust_exploration on toolchain 5fdfba63a96c5e8ae0ebf6b8b66853110277087d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5fdfba63a96c5e8ae0ebf6b8b66853110277087d" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/StanislawTerziev/rust_exploration
[INFO] finished tweaking git repo https://github.com/StanislawTerziev/rust_exploration
[INFO] tweaked toml for git repo https://github.com/StanislawTerziev/rust_exploration written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/StanislawTerziev/rust_exploration already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5fdfba63a96c5e8ae0ebf6b8b66853110277087d" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+5fdfba63a96c5e8ae0ebf6b8b66853110277087d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e0b68196ca1c48f4d65f0f3e5e6c1bc77db61b27a283ae321d08c805c7f2d55e
[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" "e0b68196ca1c48f4d65f0f3e5e6c1bc77db61b27a283ae321d08c805c7f2d55e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e0b68196ca1c48f4d65f0f3e5e6c1bc77db61b27a283ae321d08c805c7f2d55e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0b68196ca1c48f4d65f0f3e5e6c1bc77db61b27a283ae321d08c805c7f2d55e", kill_on_drop: false }`
[INFO] [stdout] e0b68196ca1c48f4d65f0f3e5e6c1bc77db61b27a283ae321d08c805c7f2d55e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+5fdfba63a96c5e8ae0ebf6b8b66853110277087d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a7b46fb65f498a8ef8937e98f45d6f02476c009daf09260781c0f1cb480c9fba
[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" "a7b46fb65f498a8ef8937e98f45d6f02476c009daf09260781c0f1cb480c9fba", kill_on_drop: false }`
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking guessing_game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `loopingWorker` should have a snake case name
[INFO] [stdout]   --> src/string_manipulation.rs:45:4
[INFO] [stdout]    |
[INFO] [stdout] 45 | fn loopingWorker(symbol_sequence: &String) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^ help: convert the identifier to snake case: `looping_worker`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `loopingWorker` should have a snake case name
[INFO] [stdout]   --> src/string_manipulation.rs:45:4
[INFO] [stdout]    |
[INFO] [stdout] 45 | fn loopingWorker(symbol_sequence: &String) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^ help: convert the identifier to snake case: `looping_worker`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.25s
[INFO] running `Command { std: "docker" "inspect" "a7b46fb65f498a8ef8937e98f45d6f02476c009daf09260781c0f1cb480c9fba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7b46fb65f498a8ef8937e98f45d6f02476c009daf09260781c0f1cb480c9fba", kill_on_drop: false }`
[INFO] [stdout] a7b46fb65f498a8ef8937e98f45d6f02476c009daf09260781c0f1cb480c9fba