[INFO] cloning repository https://github.com/SyedUmerHasan/Rust-programming-language-crash-course
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SyedUmerHasan/Rust-programming-language-crash-course" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSyedUmerHasan%2FRust-programming-language-crash-course", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSyedUmerHasan%2FRust-programming-language-crash-course'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8b5375f2ac84312b9da8b12cb29522afca5da7cd
[INFO] testing SyedUmerHasan/Rust-programming-language-crash-course against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSyedUmerHasan%2FRust-programming-language-crash-course" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/SyedUmerHasan/Rust-programming-language-crash-course on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/SyedUmerHasan/Rust-programming-language-crash-course
[INFO] finished tweaking git repo https://github.com/SyedUmerHasan/Rust-programming-language-crash-course
[INFO] tweaked toml for git repo https://github.com/SyedUmerHasan/Rust-programming-language-crash-course written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/SyedUmerHasan/Rust-programming-language-crash-course already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 094bf728f1932d97d6760ffe6cf5ea5dce28222775cab90692a6b8700d7b6097
[INFO] running `Command { std: "docker" "start" "-a" "094bf728f1932d97d6760ffe6cf5ea5dce28222775cab90692a6b8700d7b6097", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "094bf728f1932d97d6760ffe6cf5ea5dce28222775cab90692a6b8700d7b6097", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "094bf728f1932d97d6760ffe6cf5ea5dce28222775cab90692a6b8700d7b6097", kill_on_drop: false }`
[INFO] [stdout] 094bf728f1932d97d6760ffe6cf5ea5dce28222775cab90692a6b8700d7b6097
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6f746ff237e05efff507847a1911650334b959b11c9ea46842ec1c593ee71200
[INFO] running `Command { std: "docker" "start" "-a" "6f746ff237e05efff507847a1911650334b959b11c9ea46842ec1c593ee71200", kill_on_drop: false }`
[INFO] [stderr]    Compiling RustCrashCourse v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/main.rs:45:9
[INFO] [stdout]    |
[INFO] [stdout] 45 |         _ =>  println!("Invalid Case")
[INFO] [stdout]    |         ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `RustCrashCourse` 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: `rust_crash_course`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.21s
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6f746ff237e05efff507847a1911650334b959b11c9ea46842ec1c593ee71200", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f746ff237e05efff507847a1911650334b959b11c9ea46842ec1c593ee71200", kill_on_drop: false }`
[INFO] [stdout] 6f746ff237e05efff507847a1911650334b959b11c9ea46842ec1c593ee71200
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d87b83677326b6d0a03cd84ff0ce2633f986bac7672e6d660f69fbe5c9fc97df
[INFO] running `Command { std: "docker" "start" "-a" "d87b83677326b6d0a03cd84ff0ce2633f986bac7672e6d660f69fbe5c9fc97df", kill_on_drop: false }`
[INFO] [stderr]    Compiling RustCrashCourse v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/main.rs:45:9
[INFO] [stdout]    |
[INFO] [stdout] 45 |         _ =>  println!("Invalid Case")
[INFO] [stdout]    |         ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `RustCrashCourse` 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: `rust_crash_course`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `Command { std: "docker" "inspect" "d87b83677326b6d0a03cd84ff0ce2633f986bac7672e6d660f69fbe5c9fc97df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d87b83677326b6d0a03cd84ff0ce2633f986bac7672e6d660f69fbe5c9fc97df", kill_on_drop: false }`
[INFO] [stdout] d87b83677326b6d0a03cd84ff0ce2633f986bac7672e6d660f69fbe5c9fc97df
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] af8bd61cbcfa62501ae31455b789a2176de74d79f1bf365e558f5f81b2fee6bb
[INFO] running `Command { std: "docker" "start" "-a" "af8bd61cbcfa62501ae31455b789a2176de74d79f1bf365e558f5f81b2fee6bb", kill_on_drop: false }`
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]   --> src/main.rs:45:9
[INFO] [stderr]    |
[INFO] [stderr] 45 |         _ =>  println!("Invalid Case")
[INFO] [stderr]    |         ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: crate `RustCrashCourse` 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: `rust_crash_course`
[INFO] [stderr] 
[INFO] [stderr] warning: `RustCrashCourse` (bin "RustCrashCourse" test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/RustCrashCourse-9d11a3a1756ab199)
[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" "af8bd61cbcfa62501ae31455b789a2176de74d79f1bf365e558f5f81b2fee6bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af8bd61cbcfa62501ae31455b789a2176de74d79f1bf365e558f5f81b2fee6bb", kill_on_drop: false }`
[INFO] [stdout] af8bd61cbcfa62501ae31455b789a2176de74d79f1bf365e558f5f81b2fee6bb