[INFO] cloning repository https://github.com/tsinghqs/Rust-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/tsinghqs/Rust-Guessing-Game" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftsinghqs%2FRust-Guessing-Game", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftsinghqs%2FRust-Guessing-Game'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] abe36a1c1daa9e2b75662765d57e8371e4a1f099 [INFO] checking tsinghqs/Rust-Guessing-Game against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftsinghqs%2FRust-Guessing-Game" "/workspace/builds/worker-3/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/tsinghqs/Rust-Guessing-Game on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/tsinghqs/Rust-Guessing-Game [INFO] finished tweaking git repo https://github.com/tsinghqs/Rust-Guessing-Game [INFO] tweaked toml for git repo https://github.com/tsinghqs/Rust-Guessing-Game written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/tsinghqs/Rust-Guessing-Game already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7756d132cdcc80639b08986b4c44ec409ae1657b891fa4c11a0d20140ed86c75 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "7756d132cdcc80639b08986b4c44ec409ae1657b891fa4c11a0d20140ed86c75", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7756d132cdcc80639b08986b4c44ec409ae1657b891fa4c11a0d20140ed86c75", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7756d132cdcc80639b08986b4c44ec409ae1657b891fa4c11a0d20140ed86c75", kill_on_drop: false }` [INFO] [stdout] 7756d132cdcc80639b08986b4c44ec409ae1657b891fa4c11a0d20140ed86c75 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 597199d817cf081e97a8e87f577acb6083f6915c219f54b7fd43d58cf32392d5 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "597199d817cf081e97a8e87f577acb6083f6915c219f54b7fd43d58cf32392d5", kill_on_drop: false }` [INFO] [stderr] Checking rand_core v0.2.1 [INFO] [stderr] Checking rand v0.5.1 [INFO] [stderr] Checking RustPractice v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: crate `RustPractice` should have a snake case name [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] = help: convert the identifier to snake case: `rust_practice` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: crate `RustPractice` should have a snake case name [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] = help: convert the identifier to snake case: `rust_practice` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.49s [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "597199d817cf081e97a8e87f577acb6083f6915c219f54b7fd43d58cf32392d5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "597199d817cf081e97a8e87f577acb6083f6915c219f54b7fd43d58cf32392d5", kill_on_drop: false }` [INFO] [stdout] 597199d817cf081e97a8e87f577acb6083f6915c219f54b7fd43d58cf32392d5