[INFO] cloning repository https://github.com/Amdrija/comprehensive-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Amdrija/comprehensive-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAmdrija%2Fcomprehensive-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAmdrija%2Fcomprehensive-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 66f7a05d6c01df38f5abf0421ddca66ad55b1678
[INFO] checking Amdrija/comprehensive-rust against master#46424fb5054f211ec836c5c03159f92e46bb35ac for pr-139042
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAmdrija%2Fcomprehensive-rust" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Amdrija/comprehensive-rust on toolchain 46424fb5054f211ec836c5c03159f92e46bb35ac
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+46424fb5054f211ec836c5c03159f92e46bb35ac" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Amdrija/comprehensive-rust
[INFO] finished tweaking git repo https://github.com/Amdrija/comprehensive-rust
[INFO] tweaked toml for git repo https://github.com/Amdrija/comprehensive-rust written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Amdrija/comprehensive-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" "+46424fb5054f211ec836c5c03159f92e46bb35ac" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:4b26683ee3c49f365255c425c23003cbf4366de097804722c29c5bbbee3624d2" "/opt/rustwide/cargo-home/bin/cargo" "+46424fb5054f211ec836c5c03159f92e46bb35ac" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e13c64158757d2f988f61181de902fbf1d6aed0cfc861ab3cb2ebd4b8ccf438a
[INFO] running `Command { std: "docker" "start" "-a" "e13c64158757d2f988f61181de902fbf1d6aed0cfc861ab3cb2ebd4b8ccf438a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e13c64158757d2f988f61181de902fbf1d6aed0cfc861ab3cb2ebd4b8ccf438a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e13c64158757d2f988f61181de902fbf1d6aed0cfc861ab3cb2ebd4b8ccf438a", kill_on_drop: false }`
[INFO] [stdout] e13c64158757d2f988f61181de902fbf1d6aed0cfc861ab3cb2ebd4b8ccf438a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:4b26683ee3c49f365255c425c23003cbf4366de097804722c29c5bbbee3624d2" "/opt/rustwide/cargo-home/bin/cargo" "+46424fb5054f211ec836c5c03159f92e46bb35ac" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e85e09296160e3cd420273f36d343fe69b0e12d358cf31f1bd54035b490d0418
[INFO] running `Command { std: "docker" "start" "-a" "e85e09296160e3cd420273f36d343fe69b0e12d358cf31f1bd54035b490d0418", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]     Checking array-for v0.1.0 (/opt/rustwide/workdir/array-for)
[INFO] [stderr]     Checking book-library v0.1.0 (/opt/rustwide/workdir/book-library)
[INFO] [stderr]     Checking health-statistics v0.1.0 (/opt/rustwide/workdir/health-statistics)
[INFO] [stderr]     Checking luhn v0.1.0 (/opt/rustwide/workdir/luhn)
[INFO] [stderr]     Checking gui v0.1.0 (/opt/rustwide/workdir/gui)
[INFO] [stderr]     Checking router v0.1.0 (/opt/rustwide/workdir/router)
[INFO] [stderr]     Checking implicit-conversions v0.1.0 (/opt/rustwide/workdir/implicit-conversions)
[INFO] [stderr]     Checking polygons v0.1.0 (/opt/rustwide/workdir/polygons)
[INFO] [stdout] error[E0601]: `main` function not found in crate `router`
[INFO] [stdout]   --> router/src/main.rs:50:2
[INFO] [stdout]    |
[INFO] [stdout] 50 | }
[INFO] [stdout]    |  ^ consider adding a `main` function to `router/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 `router` (bin "router") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: field `callback` is never read
[INFO] [stdout]   --> gui/src/main.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub struct Button {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] 29 |     label: Label,
[INFO] [stdout] 30 |     callback: Box<dyn FnMut()>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `callback` is never read
[INFO] [stdout]   --> gui/src/main.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub struct Button {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] 29 |     label: Label,
[INFO] [stdout] 30 |     callback: Box<dyn FnMut()>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e85e09296160e3cd420273f36d343fe69b0e12d358cf31f1bd54035b490d0418", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e85e09296160e3cd420273f36d343fe69b0e12d358cf31f1bd54035b490d0418", kill_on_drop: false }`
[INFO] [stdout] e85e09296160e3cd420273f36d343fe69b0e12d358cf31f1bd54035b490d0418
