[INFO] cloning repository https://github.com/chetanjangir0/hill_cipher_in_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/chetanjangir0/hill_cipher_in_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchetanjangir0%2Fhill_cipher_in_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchetanjangir0%2Fhill_cipher_in_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ac51a2a731af8553efb907e7303d89729f8b4419
[INFO] testing chetanjangir0/hill_cipher_in_rust against try#0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6 for pr-137122-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchetanjangir0%2Fhill_cipher_in_rust" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/chetanjangir0/hill_cipher_in_rust
[INFO] finished tweaking git repo https://github.com/chetanjangir0/hill_cipher_in_rust
[INFO] tweaked toml for git repo https://github.com/chetanjangir0/hill_cipher_in_rust written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/chetanjangir0/hill_cipher_in_rust on toolchain 0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/chetanjangir0/hill_cipher_in_rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6" "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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6ab460b9174cd78c5d1a3c45992aef798a750d1cb56151548da08ac4ab5ea9c4
[INFO] running `Command { std: "docker" "start" "-a" "6ab460b9174cd78c5d1a3c45992aef798a750d1cb56151548da08ac4ab5ea9c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6ab460b9174cd78c5d1a3c45992aef798a750d1cb56151548da08ac4ab5ea9c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ab460b9174cd78c5d1a3c45992aef798a750d1cb56151548da08ac4ab5ea9c4", kill_on_drop: false }`
[INFO] [stdout] 6ab460b9174cd78c5d1a3c45992aef798a750d1cb56151548da08ac4ab5ea9c4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7e7fb0c6c246db7f6da7709cdc1ad038056f6ef5b30e533c5cb5ab955eeabba8
[INFO] running `Command { std: "docker" "start" "-a" "7e7fb0c6c246db7f6da7709cdc1ad038056f6ef5b30e533c5cb5ab955eeabba8", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.94
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling bytemuck v1.22.0
[INFO] [stderr]    Compiling paste v1.0.15
[INFO] [stderr]    Compiling typenum v1.18.0
[INFO] [stderr]    Compiling safe_arch v0.7.4
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling matrixmultiply v0.3.9
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling wide v0.7.32
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]    Compiling approx v0.5.1
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling num-rational v0.4.2
[INFO] [stderr]    Compiling simba v0.9.0
[INFO] [stderr]    Compiling nalgebra-macros v0.2.2
[INFO] [stderr]    Compiling nalgebra v0.33.2
[INFO] [stderr]    Compiling hill_cipher v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0601]: `main` function not found in crate `hill_cipher`
[INFO] [stdout]    --> src/main.rs:128:2
[INFO] [stdout]     |
[INFO] [stdout] 128 | }
[INFO] [stdout]     |  ^ consider adding a `main` function to `src/main.rs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0601`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hill_cipher` (bin "hill_cipher") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "7e7fb0c6c246db7f6da7709cdc1ad038056f6ef5b30e533c5cb5ab955eeabba8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e7fb0c6c246db7f6da7709cdc1ad038056f6ef5b30e533c5cb5ab955eeabba8", kill_on_drop: false }`
[INFO] [stdout] 7e7fb0c6c246db7f6da7709cdc1ad038056f6ef5b30e533c5cb5ab955eeabba8