[INFO] cloning repository https://github.com/N0R4H/fibonacci-_series_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/N0R4H/fibonacci-_series_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FN0R4H%2Ffibonacci-_series_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FN0R4H%2Ffibonacci-_series_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6f3fadd444fa18ca243712ebffdd07e7db083479
[INFO] testing N0R4H/fibonacci-_series_rust against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FN0R4H%2Ffibonacci-_series_rust" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/N0R4H/fibonacci-_series_rust on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/N0R4H/fibonacci-_series_rust
[INFO] finished tweaking git repo https://github.com/N0R4H/fibonacci-_series_rust
[INFO] tweaked toml for git repo https://github.com/N0R4H/fibonacci-_series_rust written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/N0R4H/fibonacci-_series_rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1db0e06a5a3695f2b0a96119d72e0fda8263cc4c4f6fa4a7438b62b66a2d9855
[INFO] running `Command { std: "docker" "start" "-a" "1db0e06a5a3695f2b0a96119d72e0fda8263cc4c4f6fa4a7438b62b66a2d9855", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1db0e06a5a3695f2b0a96119d72e0fda8263cc4c4f6fa4a7438b62b66a2d9855", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1db0e06a5a3695f2b0a96119d72e0fda8263cc4c4f6fa4a7438b62b66a2d9855", kill_on_drop: false }`
[INFO] [stdout] 1db0e06a5a3695f2b0a96119d72e0fda8263cc4c4f6fa4a7438b62b66a2d9855
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 370610b54b9314020bce5214fca2be5888ad0893435fad38c84e538f383f53eb
[INFO] running `Command { std: "docker" "start" "-a" "370610b54b9314020bce5214fca2be5888ad0893435fad38c84e538f383f53eb", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling prac v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `c` is never read
[INFO] [stdout]  --> src/main.rs:5:14
[INFO] [stdout]   |
[INFO] [stdout] 5 |      let mut c:i32 = 0;
[INFO] [stdout]   |              ^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]   = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.76s
[INFO] running `Command { std: "docker" "inspect" "370610b54b9314020bce5214fca2be5888ad0893435fad38c84e538f383f53eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "370610b54b9314020bce5214fca2be5888ad0893435fad38c84e538f383f53eb", kill_on_drop: false }`
[INFO] [stdout] 370610b54b9314020bce5214fca2be5888ad0893435fad38c84e538f383f53eb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] de54f932b24b3d0f6bd9bf1340d7c8544dc4ef03e41143fdd7968aa964afbef0
[INFO] running `Command { std: "docker" "start" "-a" "de54f932b24b3d0f6bd9bf1340d7c8544dc4ef03e41143fdd7968aa964afbef0", kill_on_drop: false }`
[INFO] [stderr]    Compiling prac v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `c` is never read
[INFO] [stdout]  --> src/main.rs:5:14
[INFO] [stdout]   |
[INFO] [stdout] 5 |      let mut c:i32 = 0;
[INFO] [stdout]   |              ^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]   = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "de54f932b24b3d0f6bd9bf1340d7c8544dc4ef03e41143fdd7968aa964afbef0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de54f932b24b3d0f6bd9bf1340d7c8544dc4ef03e41143fdd7968aa964afbef0", kill_on_drop: false }`
[INFO] [stdout] de54f932b24b3d0f6bd9bf1340d7c8544dc4ef03e41143fdd7968aa964afbef0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9c93ceefbac4e30f1665e6a6c360107e225e00b08195d82ea1ec347269ce2b45
[INFO] running `Command { std: "docker" "start" "-a" "9c93ceefbac4e30f1665e6a6c360107e225e00b08195d82ea1ec347269ce2b45", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] 
[INFO] [stderr] warning: value assigned to `c` is never read
[INFO] [stdout] running 0 tests
[INFO] [stderr]  --> src/main.rs:5:14
[INFO] [stdout] 
[INFO] [stderr]   |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 5 |      let mut c:i32 = 0;
[INFO] [stdout] 
[INFO] [stderr]   |              ^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]   = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: `prac` (bin "prac" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.81s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/prac-c82dcd096810752b)
[INFO] running `Command { std: "docker" "inspect" "9c93ceefbac4e30f1665e6a6c360107e225e00b08195d82ea1ec347269ce2b45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c93ceefbac4e30f1665e6a6c360107e225e00b08195d82ea1ec347269ce2b45", kill_on_drop: false }`
[INFO] [stdout] 9c93ceefbac4e30f1665e6a6c360107e225e00b08195d82ea1ec347269ce2b45