[INFO] cloning repository https://github.com/rjkerrison/joke
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rjkerrison/joke" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frjkerrison%2Fjoke", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frjkerrison%2Fjoke'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ea721e611566a248d8882e4650cdb86083876dea
[INFO] testing rjkerrison/joke against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frjkerrison%2Fjoke" "/workspace/builds/worker-24/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-24/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rjkerrison/joke on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rjkerrison/joke
[INFO] finished tweaking git repo https://github.com/rjkerrison/joke
[INFO] tweaked toml for git repo https://github.com/rjkerrison/joke written to /workspace/builds/worker-24/source/Cargo.toml
[INFO] crate git repo https://github.com/rjkerrison/joke already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 772265f3410abb926ccd6f8b7e08746b35d27cb0cfc03414ad7564d12d885713
[INFO] running `Command { std: "docker" "start" "-a" "772265f3410abb926ccd6f8b7e08746b35d27cb0cfc03414ad7564d12d885713", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "772265f3410abb926ccd6f8b7e08746b35d27cb0cfc03414ad7564d12d885713", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "772265f3410abb926ccd6f8b7e08746b35d27cb0cfc03414ad7564d12d885713", kill_on_drop: false }`
[INFO] [stdout] 772265f3410abb926ccd6f8b7e08746b35d27cb0cfc03414ad7564d12d885713
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 00adab61389a54d7d4cc1daf6d5e61e253dd12e9f40e862e41d543b4ab658541
[INFO] running `Command { std: "docker" "start" "-a" "00adab61389a54d7d4cc1daf6d5e61e253dd12e9f40e862e41d543b4ab658541", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling joke v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0601]: `main` function not found in crate `joke`
[INFO] [stdout]   --> src/main.rs:72:2
[INFO] [stdout]    |
[INFO] [stdout] 72 | }
[INFO] [stdout]    |  ^ consider adding a `main` function to `src/main.rs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0601`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `joke` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "00adab61389a54d7d4cc1daf6d5e61e253dd12e9f40e862e41d543b4ab658541", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00adab61389a54d7d4cc1daf6d5e61e253dd12e9f40e862e41d543b4ab658541", kill_on_drop: false }`
[INFO] [stdout] 00adab61389a54d7d4cc1daf6d5e61e253dd12e9f40e862e41d543b4ab658541