[INFO] cloning repository https://github.com/ConradOsawe/Learning-Rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ConradOsawe/Learning-Rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FConradOsawe%2FLearning-Rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FConradOsawe%2FLearning-Rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a92c7da4b9eb6865369505b1b7f593d7cc633d3e
[INFO] testing ConradOsawe/Learning-Rust against try#9f93af291970322f4f1c6315ccde4d7078201159 for pr-146098-6
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FConradOsawe%2FLearning-Rust" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ConradOsawe/Learning-Rust
[INFO] finished tweaking git repo https://github.com/ConradOsawe/Learning-Rust
[INFO] tweaked toml for git repo https://github.com/ConradOsawe/Learning-Rust written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ConradOsawe/Learning-Rust on toolchain 9f93af291970322f4f1c6315ccde4d7078201159
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9f93af291970322f4f1c6315ccde4d7078201159" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ConradOsawe/Learning-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" "+9f93af291970322f4f1c6315ccde4d7078201159" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+9f93af291970322f4f1c6315ccde4d7078201159" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 44e16de68f71cf54a0afb33c51814920aedfb067857c705e78d44ebc867249b0
[INFO] running `Command { std: "docker" "start" "-a" "44e16de68f71cf54a0afb33c51814920aedfb067857c705e78d44ebc867249b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "44e16de68f71cf54a0afb33c51814920aedfb067857c705e78d44ebc867249b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44e16de68f71cf54a0afb33c51814920aedfb067857c705e78d44ebc867249b0", kill_on_drop: false }`
[INFO] [stdout] 44e16de68f71cf54a0afb33c51814920aedfb067857c705e78d44ebc867249b0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+9f93af291970322f4f1c6315ccde4d7078201159" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ef789410a26cf90b62150e5c6cf4a69b0b2f08b4908e308ccab7359183049941
[INFO] running `Command { std: "docker" "start" "-a" "ef789410a26cf90b62150e5c6cf4a69b0b2f08b4908e308ccab7359183049941", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.13
[INFO] [stderr]    Compiling tokio v1.41.1
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling proc-macro2 v1.0.89
[INFO] [stderr]    Compiling sha2 v0.10.8
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.87
[INFO] [stderr]    Compiling async-trait v0.1.83
[INFO] [stderr]    Compiling sha256 v1.5.0
[INFO] [stderr]    Compiling play_ground v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variants `Running` and `Waiting` are never constructed
[INFO] [stdout]  --> src/bin/if_let.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | enum State {
[INFO] [stdout]   |      ----- variants in this enum
[INFO] [stdout] 3 |     Idle,
[INFO] [stdout] 4 |     Running, //variants not used
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 5 |     Waiting, //variants not used
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0601]: `main` function not found in crate `side_effects`
[INFO] [stdout]   --> src/bin/side_effects.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | // }
[INFO] [stdout]    |     ^ consider adding a `main` function to `src/bin/side_effects.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 `play_ground` (bin "side_effects") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "ef789410a26cf90b62150e5c6cf4a69b0b2f08b4908e308ccab7359183049941", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef789410a26cf90b62150e5c6cf4a69b0b2f08b4908e308ccab7359183049941", kill_on_drop: false }`
[INFO] [stdout] ef789410a26cf90b62150e5c6cf4a69b0b2f08b4908e308ccab7359183049941
