[INFO] cloning repository https://github.com/bbl4de/rust-book
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bbl4de/rust-book" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbbl4de%2Frust-book", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbbl4de%2Frust-book'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 44a666bfab15d3e33a21e38169ce3c92037356b3
[INFO] testing bbl4de/rust-book against try#0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6 for pr-137122-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbbl4de%2Frust-book" "/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/bbl4de/rust-book
[INFO] finished tweaking git repo https://github.com/bbl4de/rust-book
[INFO] tweaked toml for git repo https://github.com/bbl4de/rust-book written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/bbl4de/rust-book on toolchain 0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/bbl4de/rust-book 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" "+0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6451a23340903f7c1df5d22af193af716023591929b3e2540e0cadea086bded1
[INFO] running `Command { std: "docker" "start" "-a" "6451a23340903f7c1df5d22af193af716023591929b3e2540e0cadea086bded1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6451a23340903f7c1df5d22af193af716023591929b3e2540e0cadea086bded1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6451a23340903f7c1df5d22af193af716023591929b3e2540e0cadea086bded1", kill_on_drop: false }`
[INFO] [stdout] 6451a23340903f7c1df5d22af193af716023591929b3e2540e0cadea086bded1
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 289ba62873158bc37f15234ec3acba2852f54f3f71c32233c3fa4d6f78a9dcd3
[INFO] running `Command { std: "docker" "start" "-a" "289ba62873158bc37f15234ec3acba2852f54f3f71c32233c3fa4d6f78a9dcd3", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-codespaces v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: missing parameters for function definition
[INFO] [stdout]   --> src/main.rs:66:13
[INFO] [stdout]    |
[INFO] [stdout] 66 | fn reference 
[INFO] [stdout]    |             ^
[INFO] [stdout]    |
[INFO] [stdout] help: add a parameter list
[INFO] [stdout]    |
[INFO] [stdout] 66 | fn reference() 
[INFO] [stdout]    |             ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected one of `->`, `<`, `where`, or `{`, found `<eof>`
[INFO] [stdout]   --> src/main.rs:66:4
[INFO] [stdout]    |
[INFO] [stdout] 66 | fn reference 
[INFO] [stdout]    |    ^^^^^^^^^ expected one of `->`, `<`, `where`, or `{`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust-codespaces` (bin "rust-codespaces") due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "289ba62873158bc37f15234ec3acba2852f54f3f71c32233c3fa4d6f78a9dcd3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "289ba62873158bc37f15234ec3acba2852f54f3f71c32233c3fa4d6f78a9dcd3", kill_on_drop: false }`
[INFO] [stdout] 289ba62873158bc37f15234ec3acba2852f54f3f71c32233c3fa4d6f78a9dcd3