[INFO] cloning repository https://github.com/gefjon/saturn
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gefjon/saturn" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgefjon%2Fsaturn", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgefjon%2Fsaturn'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 25fba444c5bd7d1c1a68d483f504498b98ad3370
[INFO] checking gefjon/saturn against 416264364aa47959f5827723e1d7dabc95d0744b for pr-162242
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgefjon%2Fsaturn" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-3-tc2/source/.cargo/config
[INFO] started tweaking git repo https://github.com/gefjon/saturn
[INFO] finished tweaking git repo https://github.com/gefjon/saturn
[INFO] tweaked toml for git repo https://github.com/gefjon/saturn written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/gefjon/saturn on toolchain 416264364aa47959f5827723e1d7dabc95d0744b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+416264364aa47959f5827723e1d7dabc95d0744b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/gefjon/saturn 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" "+416264364aa47959f5827723e1d7dabc95d0744b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded spin v0.9.2
[INFO] [stderr]   Downloaded r0 v1.0.0
[INFO] [stderr]   Downloaded cortex-a v6.1.0
[INFO] [stderr]   Downloaded tock-registers v0.7.0
[INFO] [stderr]   Downloaded lock_api v0.4.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 7f3e522224925975420dfb99d1d0f89b4ae5c5636e87ced7ffbe1529b8646d95
[INFO] running `Command { std: "docker" "start" "7f3e522224925975420dfb99d1d0f89b4ae5c5636e87ced7ffbe1529b8646d95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7f3e522224925975420dfb99d1d0f89b4ae5c5636e87ced7ffbe1529b8646d95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "7f3e522224925975420dfb99d1d0f89b4ae5c5636e87ced7ffbe1529b8646d95" "/opt/rustwide/cargo-home/bin/cargo" "+416264364aa47959f5827723e1d7dabc95d0744b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7f3e522224925975420dfb99d1d0f89b4ae5c5636e87ced7ffbe1529b8646d95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "7f3e522224925975420dfb99d1d0f89b4ae5c5636e87ced7ffbe1529b8646d95" "/opt/rustwide/cargo-home/bin/cargo" "+416264364aa47959f5827723e1d7dabc95d0744b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking lock_api v0.4.5
[INFO] [stderr]     Checking tock-registers v0.7.0
[INFO] [stderr]     Checking r0 v1.0.0
[INFO] [stderr]     Checking cortex-a v6.1.0
[INFO] [stderr]     Checking spin v0.9.2
[INFO] [stderr]     Checking saturn v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0601]: `main` function not found in crate `kernel8`
[INFO] [stdout]    --> src/main.rs:105:2
[INFO] [stdout]     |
[INFO] [stdout] 105 | }
[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 `saturn` (bin "kernel8") due to 1 previous error
[INFO] [stderr] warning: unused dependency `cortex-a`
[INFO] [stderr]  --> Cargo.toml:6:1
[INFO] [stderr]   |
[INFO] [stderr] 6 | cortex-a = "6.1"
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `cortex-a`
[INFO] [stderr] warning: unused dependency `r0`
[INFO] [stderr]  --> Cargo.toml:7:1
[INFO] [stderr]   |
[INFO] [stderr] 7 | r0 = "1.0"
[INFO] [stderr]   | ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: consider removing the dependency on `r0`
[INFO] [stderr] warning: unused dependency `spin`
[INFO] [stderr]  --> Cargo.toml:8:1
[INFO] [stderr]   |
[INFO] [stderr] 8 | spin = "0.9"
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: consider removing the dependency on `spin`
[INFO] [stderr] warning: `saturn` (manifest) generated 3 warnings
[INFO] running `Command { std: "docker" "inspect" "7f3e522224925975420dfb99d1d0f89b4ae5c5636e87ced7ffbe1529b8646d95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f3e522224925975420dfb99d1d0f89b4ae5c5636e87ced7ffbe1529b8646d95", kill_on_drop: false }`
[INFO] [stdout] 7f3e522224925975420dfb99d1d0f89b4ae5c5636e87ced7ffbe1529b8646d95
