[INFO] cloning repository https://github.com/AndreiHan/idle_flow
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AndreiHan/idle_flow" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAndreiHan%2Fidle_flow", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAndreiHan%2Fidle_flow'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c9642aa90f8a932946741e4017ad8b8ffd8d8fb3
[INFO] checking AndreiHan/idle_flow against try#0bdee9e879c87b7211d316e9152109cfd46c576b for pr-150097
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAndreiHan%2Fidle_flow" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-6-tc2/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/AndreiHan/idle_flow
[INFO] finished tweaking git repo https://github.com/AndreiHan/idle_flow
[INFO] tweaked toml for git repo https://github.com/AndreiHan/idle_flow written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/AndreiHan/idle_flow on toolchain 0bdee9e879c87b7211d316e9152109cfd46c576b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0bdee9e879c87b7211d316e9152109cfd46c576b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/AndreiHan/idle_flow 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" "+0bdee9e879c87b7211d316e9152109cfd46c576b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0bdee9e879c87b7211d316e9152109cfd46c576b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8fafb2410be837f5491e36d3a13bb0471ee4ec2b0cafd6084d1f28e4cffff78c
[INFO] running `Command { std: "docker" "start" "-a" "8fafb2410be837f5491e36d3a13bb0471ee4ec2b0cafd6084d1f28e4cffff78c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8fafb2410be837f5491e36d3a13bb0471ee4ec2b0cafd6084d1f28e4cffff78c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8fafb2410be837f5491e36d3a13bb0471ee4ec2b0cafd6084d1f28e4cffff78c", kill_on_drop: false }`
[INFO] [stdout] 8fafb2410be837f5491e36d3a13bb0471ee4ec2b0cafd6084d1f28e4cffff78c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0bdee9e879c87b7211d316e9152109cfd46c576b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ebe69ae67fdd3f19d4d943ec5dafd796f7d60622710179c93f7d435b5b0bf260
[INFO] running `Command { std: "docker" "start" "-a" "ebe69ae67fdd3f19d4d943ec5dafd796f7d60622710179c93f7d435b5b0bf260", kill_on_drop: false }`
[INFO] [stderr]    Compiling flow v0.1.9 (/opt/rustwide/workdir/flow)
[INFO] [stderr]     Checking tray v0.1.9 (/opt/rustwide/workdir/crates/tray)
[INFO] [stderr]     Checking app_controller v0.1.9 (/opt/rustwide/workdir/crates/app_controller)
[INFO] [stderr]     Checking mitigations v0.1.9 (/opt/rustwide/workdir/crates/mitigations)
[INFO] [stderr]     Checking app v0.1.9 (/opt/rustwide/workdir/crates/app)
[INFO] [stderr]     Checking idler_utils v0.1.9 (/opt/rustwide/workdir/crates/idler_utils)
[INFO] [stdout] error[E0601]: `main` function not found in crate `build_script_build`
[INFO] [stdout]   --> flow/build.rs:26:2
[INFO] [stdout]    |
[INFO] [stdout] 26 | }
[INFO] [stdout]    |  ^ consider adding a `main` function to `flow/build.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 `flow` (build script) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "ebe69ae67fdd3f19d4d943ec5dafd796f7d60622710179c93f7d435b5b0bf260", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ebe69ae67fdd3f19d4d943ec5dafd796f7d60622710179c93f7d435b5b0bf260", kill_on_drop: false }`
[INFO] [stdout] ebe69ae67fdd3f19d4d943ec5dafd796f7d60622710179c93f7d435b5b0bf260
