[INFO] cloning repository https://github.com/dmarcr1997/rustFibonacci
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dmarcr1997/rustFibonacci" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdmarcr1997%2FrustFibonacci", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdmarcr1997%2FrustFibonacci'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7b373d605463a93bb7b8baf19beb5cbf41934e07
[INFO] checking dmarcr1997/rustFibonacci against try#ff044a3d65d25a17c3e14c1530004e1540179ba7 for pr-78338
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdmarcr1997%2FrustFibonacci" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dmarcr1997/rustFibonacci on toolchain ff044a3d65d25a17c3e14c1530004e1540179ba7
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff044a3d65d25a17c3e14c1530004e1540179ba7" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/dmarcr1997/rustFibonacci
[INFO] finished tweaking git repo https://github.com/dmarcr1997/rustFibonacci
[INFO] tweaked toml for git repo https://github.com/dmarcr1997/rustFibonacci written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/dmarcr1997/rustFibonacci already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff044a3d65d25a17c3e14c1530004e1540179ba7" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+ff044a3d65d25a17c3e14c1530004e1540179ba7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4b437cdd0cfc3ffdff01dbd5275ae9a2af2891e5676ba8b13a5efb7cf618d6e1
[INFO] running `Command { std: "docker" "start" "-a" "4b437cdd0cfc3ffdff01dbd5275ae9a2af2891e5676ba8b13a5efb7cf618d6e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4b437cdd0cfc3ffdff01dbd5275ae9a2af2891e5676ba8b13a5efb7cf618d6e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b437cdd0cfc3ffdff01dbd5275ae9a2af2891e5676ba8b13a5efb7cf618d6e1", kill_on_drop: false }`
[INFO] [stdout] 4b437cdd0cfc3ffdff01dbd5275ae9a2af2891e5676ba8b13a5efb7cf618d6e1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+ff044a3d65d25a17c3e14c1530004e1540179ba7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ac242c3d0d50c7f853960e8080567ea8e33b46b4ea732ab38752f81bffe08842
[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" "ac242c3d0d50c7f853960e8080567ea8e33b46b4ea732ab38752f81bffe08842", kill_on_drop: false }`
[INFO] [stderr]     Checking Fibonacci_Number v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: crate `Fibonacci_Number` 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: `fibonacci_number`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `Fibonacci_Number` 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: `fibonacci_number`
[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 0.26s
[INFO] running `Command { std: "docker" "inspect" "ac242c3d0d50c7f853960e8080567ea8e33b46b4ea732ab38752f81bffe08842", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac242c3d0d50c7f853960e8080567ea8e33b46b4ea732ab38752f81bffe08842", kill_on_drop: false }`
[INFO] [stdout] ac242c3d0d50c7f853960e8080567ea8e33b46b4ea732ab38752f81bffe08842