[INFO] cloning repository https://github.com/Captured77/rust_proj
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Captured77/rust_proj" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCaptured77%2Frust_proj", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCaptured77%2Frust_proj'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f8111eec407cd69d8e70e73ee921d5cd74c97d59
[INFO] testing Captured77/rust_proj against master#d98a5da813da67eb189387b8ccfb73cf481275d8+rustflags=-Copt-level=3 for pr-138759
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCaptured77%2Frust_proj" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Captured77/rust_proj
[INFO] finished tweaking git repo https://github.com/Captured77/rust_proj
[INFO] tweaked toml for git repo https://github.com/Captured77/rust_proj written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Captured77/rust_proj on toolchain d98a5da813da67eb189387b8ccfb73cf481275d8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Captured77/rust_proj 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" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1545d6a6c3cc85ddaed9901c859f3f0385bfec512e285e0e177969d36b9c216d
[INFO] running `Command { std: "docker" "start" "-a" "1545d6a6c3cc85ddaed9901c859f3f0385bfec512e285e0e177969d36b9c216d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1545d6a6c3cc85ddaed9901c859f3f0385bfec512e285e0e177969d36b9c216d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1545d6a6c3cc85ddaed9901c859f3f0385bfec512e285e0e177969d36b9c216d", kill_on_drop: false }`
[INFO] [stdout] 1545d6a6c3cc85ddaed9901c859f3f0385bfec512e285e0e177969d36b9c216d
[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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 48bc6497e2016fe97d399afc2e8af682561b43822f8dd568e831e16276313b2c
[INFO] running `Command { std: "docker" "start" "-a" "48bc6497e2016fe97d399afc2e8af682561b43822f8dd568e831e16276313b2c", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-practice v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> src/main.rs:24:9
[INFO] [stdout]    |
[INFO] [stdout] 24 |     let y;
[INFO] [stdout]    |         ^
[INFO] [stdout]    |
[INFO] [stdout] help: consider giving `y` an explicit type
[INFO] [stdout]    |
[INFO] [stdout] 24 |     let y: /* Type */;
[INFO] [stdout]    |          ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust-practice` (bin "rust-practice") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "48bc6497e2016fe97d399afc2e8af682561b43822f8dd568e831e16276313b2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48bc6497e2016fe97d399afc2e8af682561b43822f8dd568e831e16276313b2c", kill_on_drop: false }`
[INFO] [stdout] 48bc6497e2016fe97d399afc2e8af682561b43822f8dd568e831e16276313b2c
