[INFO] cloning repository https://github.com/arturts/ProjectEuler-Rust [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/arturts/ProjectEuler-Rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farturts%2FProjectEuler-Rust"` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farturts%2FProjectEuler-Rust'... [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 0d6b5ae9979049d6258101fbe55eb91fefc7d39d [INFO] checking arturts/ProjectEuler-Rust against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farturts%2FProjectEuler-Rust" "/workspace/builds/worker-14/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/arturts/ProjectEuler-Rust on toolchain e4dba30b9b475d8750370c4dfb49b6541990904d [INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/arturts/ProjectEuler-Rust [INFO] finished tweaking git repo https://github.com/arturts/ProjectEuler-Rust [INFO] tweaked toml for git repo https://github.com/arturts/ProjectEuler-Rust written to /workspace/builds/worker-14/source/Cargo.toml [INFO] crate git repo https://github.com/arturts/ProjectEuler-Rust already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 64e54de635d3882eff643e47dcd732987d7dc7636021c633a444ee154cec03ba [INFO] running `"docker" "start" "-a" "64e54de635d3882eff643e47dcd732987d7dc7636021c633a444ee154cec03ba"` [INFO] [stderr] Checking project_euler v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] error[E0600]: cannot apply unary operator `-` to type `usize` [INFO] [stderr] --> src/problem_4/mod.rs:4:36 [INFO] [stderr] | [INFO] [stderr] 4 | for num_a in (999..99).step_by(-1) { [INFO] [stderr] | ^^ cannot apply unary operator `-` [INFO] [stderr] | [INFO] [stderr] = note: unsigned values cannot be negated [INFO] [stderr] [INFO] [stderr] error[E0600]: cannot apply unary operator `-` to type `usize` [INFO] [stderr] --> src/problem_4/mod.rs:5:42 [INFO] [stderr] | [INFO] [stderr] 5 | for num_b in (num_a..99).step_by(-1) { [INFO] [stderr] | ^^ cannot apply unary operator `-` [INFO] [stderr] | [INFO] [stderr] = note: unsigned values cannot be negated [INFO] [stderr] [INFO] [stderr] error[E0600]: cannot apply unary operator `-` to type `usize` [INFO] [stderr] --> src/problem_4/mod.rs:4:36 [INFO] [stderr] | [INFO] [stderr] 4 | for num_a in (999..99).step_by(-1) { [INFO] [stderr] | ^^ cannot apply unary operator `-` [INFO] [stderr] | [INFO] [stderr] = note: unsigned values cannot be negated [INFO] [stderr] [INFO] [stderr] error[E0600]: cannot apply unary operator `-` to type `usize` [INFO] [stderr] --> src/problem_4/mod.rs:5:42 [INFO] [stderr] | [INFO] [stderr] 5 | for num_b in (num_a..99).step_by(-1) { [INFO] [stderr] | ^^ cannot apply unary operator `-` [INFO] [stderr] | [INFO] [stderr] = note: unsigned values cannot be negated [INFO] [stderr] [INFO] [stderr] error[E0606]: casting `f64` as `u64` is invalid [INFO] [stderr] --> src/problem_7/mod.rs:25:17 [INFO] [stderr] | [INFO] [stderr] 25 | let limit = (candidate as f64).sqrt() as u64; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error: aborting due to 3 previous errors [INFO] [stderr] [INFO] [stderr] Some errors have detailed explanations: E0600, E0606. [INFO] [stderr] For more information about an error, try `rustc --explain E0600`. [INFO] [stderr] error[E0606]: casting `f64` as `u64` is invalid [INFO] [stderr] --> src/problem_7/mod.rs:25:17 [INFO] [stderr] | [INFO] [stderr] 25 | let limit = (candidate as f64).sqrt() as u64; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error: could not compile `project_euler`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: aborting due to 3 previous errors [INFO] [stderr] [INFO] [stderr] Some errors have detailed explanations: E0600, E0606. [INFO] [stderr] For more information about an error, try `rustc --explain E0600`. [INFO] [stderr] error: could not compile `project_euler`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "64e54de635d3882eff643e47dcd732987d7dc7636021c633a444ee154cec03ba"` [INFO] running `"docker" "rm" "-f" "64e54de635d3882eff643e47dcd732987d7dc7636021c633a444ee154cec03ba"` [INFO] [stdout] 64e54de635d3882eff643e47dcd732987d7dc7636021c633a444ee154cec03ba