[INFO] cloning repository https://github.com/b4284/guessing_game [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/b4284/guessing_game" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fb4284%2Fguessing_game", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fb4284%2Fguessing_game'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c1780cdf1b0740d0297c46b50d131e91c6ae2bd8 [INFO] testing b4284/guessing_game against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fb4284%2Fguessing_game" "/workspace/builds/worker-9/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/b4284/guessing_game on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/b4284/guessing_game [INFO] finished tweaking git repo https://github.com/b4284/guessing_game [INFO] tweaked toml for git repo https://github.com/b4284/guessing_game written to /workspace/builds/worker-9/source/Cargo.toml [INFO] crate git repo https://github.com/b4284/guessing_game already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d32255d88f00497fb5d64aad1169125a42ca91f0598d156b7007137c003214d9 [INFO] running `Command { std: "docker" "start" "-a" "d32255d88f00497fb5d64aad1169125a42ca91f0598d156b7007137c003214d9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d32255d88f00497fb5d64aad1169125a42ca91f0598d156b7007137c003214d9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d32255d88f00497fb5d64aad1169125a42ca91f0598d156b7007137c003214d9", kill_on_drop: false }` [INFO] [stdout] d32255d88f00497fb5d64aad1169125a42ca91f0598d156b7007137c003214d9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 82a4af3da9543f81d9ad823b39c3b33be0871fba68fc65472f37459435dfe69f [INFO] running `Command { std: "docker" "start" "-a" "82a4af3da9543f81d9ad823b39c3b33be0871fba68fc65472f37459435dfe69f", kill_on_drop: false }` [INFO] [stderr] Compiling guessing_game v0.0.1 (/opt/rustwide/workdir) [INFO] [stdout] error[E0433]: failed to resolve: could not find `rand` in `std` [INFO] [stdout] --> src/main.rs:4:23 [INFO] [stdout] | [INFO] [stdout] 4 | let secret = std::rand::random::() % 100 + 1; [INFO] [stdout] | ^^^^ could not find `rand` in `std` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0061]: this function takes 1 argument but 0 arguments were supplied [INFO] [stdout] --> src/main.rs:31:38 [INFO] [stdout] | [INFO] [stdout] 31 | let input = std::io::stdin().read_line().ok().expect("shouldn't fail"); [INFO] [stdout] | ^^^^^^^^^- supplied 0 arguments [INFO] [stdout] | | [INFO] [stdout] | expected 1 argument [INFO] [stdout] | [INFO] [stdout] note: associated function defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no method named `trim` found for type `usize` in the current scope [INFO] [stdout] --> src/main.rs:32:21 [INFO] [stdout] | [INFO] [stdout] 32 | match input.trim().parse::() { [INFO] [stdout] | ^^^^ method not found in `usize` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0061, E0433, E0599. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0061`. [INFO] [stdout] [INFO] [stderr] error: could not compile `guessing_game` [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `Command { std: "docker" "inspect" "82a4af3da9543f81d9ad823b39c3b33be0871fba68fc65472f37459435dfe69f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "82a4af3da9543f81d9ad823b39c3b33be0871fba68fc65472f37459435dfe69f", kill_on_drop: false }` [INFO] [stdout] 82a4af3da9543f81d9ad823b39c3b33be0871fba68fc65472f37459435dfe69f