[INFO] cloning repository https://github.com/YoungHaKim7/Rust_fibonacci [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/YoungHaKim7/Rust_fibonacci" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYoungHaKim7%2FRust_fibonacci", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYoungHaKim7%2FRust_fibonacci'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 5822833271ea20620268b1693dd31745db85a974 [INFO] testing YoungHaKim7/Rust_fibonacci against 1.59.0 for beta-1.60-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYoungHaKim7%2FRust_fibonacci" "/workspace/builds/worker-13/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/YoungHaKim7/Rust_fibonacci on toolchain 1.59.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/YoungHaKim7/Rust_fibonacci [INFO] finished tweaking git repo https://github.com/YoungHaKim7/Rust_fibonacci [INFO] tweaked toml for git repo https://github.com/YoungHaKim7/Rust_fibonacci written to /workspace/builds/worker-13/source/Cargo.toml [INFO] crate git repo https://github.com/YoungHaKim7/Rust_fibonacci already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e35a03b0d8f3dd2ea9c67ea1d34b2ffff78730214d09cd212d8dcf7354c7b744 [INFO] running `Command { std: "docker" "start" "-a" "e35a03b0d8f3dd2ea9c67ea1d34b2ffff78730214d09cd212d8dcf7354c7b744", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e35a03b0d8f3dd2ea9c67ea1d34b2ffff78730214d09cd212d8dcf7354c7b744", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e35a03b0d8f3dd2ea9c67ea1d34b2ffff78730214d09cd212d8dcf7354c7b744", kill_on_drop: false }` [INFO] [stdout] e35a03b0d8f3dd2ea9c67ea1d34b2ffff78730214d09cd212d8dcf7354c7b744 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] cc55e083464da587344abf13a25bf39f87a65c8e81dea265ccc070379ecc7b4c [INFO] running `Command { std: "docker" "start" "-a" "cc55e083464da587344abf13a25bf39f87a65c8e81dea265ccc070379ecc7b4c", kill_on_drop: false }` [INFO] [stderr] Compiling fibonacci v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: value assigned to `c` is never read [INFO] [stdout] --> src/main.rs:4:13 [INFO] [stdout] | [INFO] [stdout] 4 | let mut c = 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 0.61s [INFO] running `Command { std: "docker" "inspect" "cc55e083464da587344abf13a25bf39f87a65c8e81dea265ccc070379ecc7b4c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cc55e083464da587344abf13a25bf39f87a65c8e81dea265ccc070379ecc7b4c", kill_on_drop: false }` [INFO] [stdout] cc55e083464da587344abf13a25bf39f87a65c8e81dea265ccc070379ecc7b4c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 77414cd600b3d1b66d9c2d8ac32c43de3c47e4bc0eeaa489b1300ff622b70cec [INFO] running `Command { std: "docker" "start" "-a" "77414cd600b3d1b66d9c2d8ac32c43de3c47e4bc0eeaa489b1300ff622b70cec", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling fibonacci v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: value assigned to `c` is never read [INFO] [stdout] --> src/main.rs:4:13 [INFO] [stdout] | [INFO] [stdout] 4 | let mut c = 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 0.50s [INFO] running `Command { std: "docker" "inspect" "77414cd600b3d1b66d9c2d8ac32c43de3c47e4bc0eeaa489b1300ff622b70cec", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "77414cd600b3d1b66d9c2d8ac32c43de3c47e4bc0eeaa489b1300ff622b70cec", kill_on_drop: false }` [INFO] [stdout] 77414cd600b3d1b66d9c2d8ac32c43de3c47e4bc0eeaa489b1300ff622b70cec [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] ab7d0f815df24a31e41a0243654e04fc09ac8b622aec2eabde05ec4a07725b9d [INFO] running `Command { std: "docker" "start" "-a" "ab7d0f815df24a31e41a0243654e04fc09ac8b622aec2eabde05ec4a07725b9d", kill_on_drop: false }` [INFO] [stderr] warning: value assigned to `c` is never read [INFO] [stderr] --> src/main.rs:4:13 [INFO] [stderr] | [INFO] [stderr] 4 | let mut c = 0; [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: `fibonacci` (bin "fibonacci" test) generated 1 warning [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.00s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/fibonacci-96f8f263e9e3e337) [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" "ab7d0f815df24a31e41a0243654e04fc09ac8b622aec2eabde05ec4a07725b9d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ab7d0f815df24a31e41a0243654e04fc09ac8b622aec2eabde05ec4a07725b9d", kill_on_drop: false }` [INFO] [stdout] ab7d0f815df24a31e41a0243654e04fc09ac8b622aec2eabde05ec4a07725b9d