[INFO] cloning repository https://github.com/A14Narriaga/rust-course
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/A14Narriaga/rust-course" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FA14Narriaga%2Frust-course", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FA14Narriaga%2Frust-course'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a18afbf875a3af68642fb2eb5e006066a85107d0
[INFO] checking A14Narriaga/rust-course against f4dd856795debe636f2ba39a900f162f5abeb7e8 for pr-160904
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FA14Narriaga%2Frust-course" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/A14Narriaga/rust-course
[INFO] finished tweaking git repo https://github.com/A14Narriaga/rust-course
[INFO] tweaked toml for git repo https://github.com/A14Narriaga/rust-course written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/A14Narriaga/rust-course on toolchain f4dd856795debe636f2ba39a900f162f5abeb7e8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f4dd856795debe636f2ba39a900f162f5abeb7e8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/A14Narriaga/rust-course 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" "+f4dd856795debe636f2ba39a900f162f5abeb7e8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] e0acbf18b1b6e4d14cbe4c85c530b8e4bd745922303dd248a5436285f8bcb04d
[INFO] running `Command { std: "docker" "start" "e0acbf18b1b6e4d14cbe4c85c530b8e4bd745922303dd248a5436285f8bcb04d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e0acbf18b1b6e4d14cbe4c85c530b8e4bd745922303dd248a5436285f8bcb04d", 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" "e0acbf18b1b6e4d14cbe4c85c530b8e4bd745922303dd248a5436285f8bcb04d" "/opt/rustwide/cargo-home/bin/cargo" "+f4dd856795debe636f2ba39a900f162f5abeb7e8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e0acbf18b1b6e4d14cbe4c85c530b8e4bd745922303dd248a5436285f8bcb04d", 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" "e0acbf18b1b6e4d14cbe4c85c530b8e4bd745922303dd248a5436285f8bcb04d" "/opt/rustwide/cargo-home/bin/cargo" "+f4dd856795debe636f2ba39a900f162f5abeb7e8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]     Checking Rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated constant `std::i32::MAX`: replaced by the `MAX` associated constant on this type
[INFO] [stdout]   --> src/types.rs:27:36
[INFO] [stdout]    |
[INFO] [stdout] 27 |     println!("Max i32: {}", std::i32::MAX);
[INFO] [stdout]    |                                       ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::i32::MAX`: replaced by the `MAX` associated constant on this type
[INFO] [stdout]   --> src/types.rs:27:36
[INFO] [stdout]    |
[INFO] [stdout] 27 |     println!("Max i32: {}", std::i32::MAX);
[INFO] [stdout]    |                                       ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::i64::MAX`: replaced by the `MAX` associated constant on this type
[INFO] [stdout]   --> src/types.rs:28:36
[INFO] [stdout]    |
[INFO] [stdout] 28 |     println!("Max i64: {}", std::i64::MAX);
[INFO] [stdout]    |                                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::i64::MAX`: replaced by the `MAX` associated constant on this type
[INFO] [stdout]   --> src/types.rs:28:36
[INFO] [stdout]    |
[INFO] [stdout] 28 |     println!("Max i64: {}", std::i64::MAX);
[INFO] [stdout]    |                                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] running `Command { std: "docker" "inspect" "e0acbf18b1b6e4d14cbe4c85c530b8e4bd745922303dd248a5436285f8bcb04d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0acbf18b1b6e4d14cbe4c85c530b8e4bd745922303dd248a5436285f8bcb04d", kill_on_drop: false }`
[INFO] [stdout] e0acbf18b1b6e4d14cbe4c85c530b8e4bd745922303dd248a5436285f8bcb04d