[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#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fb4284%2Fguessing_game" "/workspace/builds/worker-50/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-50/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/b4284/guessing_game on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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-50/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 15aae11951ba740c1add40882fd3f0e2f616a43a5e7055d3649dc7f42b6b282d [INFO] running `Command { std: "docker" "start" "-a" "15aae11951ba740c1add40882fd3f0e2f616a43a5e7055d3649dc7f42b6b282d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "15aae11951ba740c1add40882fd3f0e2f616a43a5e7055d3649dc7f42b6b282d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "15aae11951ba740c1add40882fd3f0e2f616a43a5e7055d3649dc7f42b6b282d", kill_on_drop: false }` [INFO] [stdout] 15aae11951ba740c1add40882fd3f0e2f616a43a5e7055d3649dc7f42b6b282d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0c385c557836b886da329c9227c4c6ca534502674f5cffd2afc80736fc91d78b [INFO] running `Command { std: "docker" "start" "-a" "0c385c557836b886da329c9227c4c6ca534502674f5cffd2afc80736fc91d78b", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [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` due to 4 previous errors [INFO] running `Command { std: "docker" "inspect" "0c385c557836b886da329c9227c4c6ca534502674f5cffd2afc80736fc91d78b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0c385c557836b886da329c9227c4c6ca534502674f5cffd2afc80736fc91d78b", kill_on_drop: false }` [INFO] [stdout] 0c385c557836b886da329c9227c4c6ca534502674f5cffd2afc80736fc91d78b