[INFO] cloning repository https://github.com/isurakka/rpn
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/isurakka/rpn" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fisurakka%2Frpn", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fisurakka%2Frpn'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ae4a80b88809cb2ed0b2068e2c7ae756bceb5846
[INFO] checking isurakka/rpn against master#f5d3fe273b8b9e7125bf8856d44793b6cc4b6735 for pr-139587-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fisurakka%2Frpn" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/isurakka/rpn on toolchain f5d3fe273b8b9e7125bf8856d44793b6cc4b6735
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f5d3fe273b8b9e7125bf8856d44793b6cc4b6735" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/isurakka/rpn
[INFO] finished tweaking git repo https://github.com/isurakka/rpn
[INFO] tweaked toml for git repo https://github.com/isurakka/rpn written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/isurakka/rpn 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" "+f5d3fe273b8b9e7125bf8856d44793b6cc4b6735" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+f5d3fe273b8b9e7125bf8856d44793b6cc4b6735" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 697558da5705df06dc85097fe556521e6499c06561d14f022135c889c9bcc2bf
[INFO] running `Command { std: "docker" "start" "-a" "697558da5705df06dc85097fe556521e6499c06561d14f022135c889c9bcc2bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "697558da5705df06dc85097fe556521e6499c06561d14f022135c889c9bcc2bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "697558da5705df06dc85097fe556521e6499c06561d14f022135c889c9bcc2bf", kill_on_drop: false }`
[INFO] [stdout] 697558da5705df06dc85097fe556521e6499c06561d14f022135c889c9bcc2bf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+f5d3fe273b8b9e7125bf8856d44793b6cc4b6735" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 234f1d1ccdaa69765441d2f558ea05352ed2f62db48d468f00c62669562f37f2
[INFO] running `Command { std: "docker" "start" "-a" "234f1d1ccdaa69765441d2f558ea05352ed2f62db48d468f00c62669562f37f2", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]     Checking rpn v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0601]: `main` function not found in crate `rpn`
[INFO] [stdout]    --> src/main.rs:114:2
[INFO] [stdout]     |
[INFO] [stdout] 114 | }
[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 `rpn` (bin "rpn") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "234f1d1ccdaa69765441d2f558ea05352ed2f62db48d468f00c62669562f37f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "234f1d1ccdaa69765441d2f558ea05352ed2f62db48d468f00c62669562f37f2", kill_on_drop: false }`
[INFO] [stdout] 234f1d1ccdaa69765441d2f558ea05352ed2f62db48d468f00c62669562f37f2