[INFO] updating cached repository https://github.com/fgaray/project-euler-rust
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] d61b820d5bdb1b22269fa9c173c836d3cca64bc5
[INFO] checking fgaray/project-euler-rust against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffgaray%2Fproject-euler-rust" "/workspace/builds/worker-6/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/fgaray/project-euler-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/fgaray/project-euler-rust
[INFO] finished tweaking git repo https://github.com/fgaray/project-euler-rust
[INFO] tweaked toml for git repo https://github.com/fgaray/project-euler-rust written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/fgaray/project-euler-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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] cd67020badc97fec6bfe7d302f201d9b71aeb3896840ae3ca1e2279e878b91e2
[INFO] running `"docker" "start" "-a" "cd67020badc97fec6bfe7d302f201d9b71aeb3896840ae3ca1e2279e878b91e2"`
[INFO] [stderr]     Checking euler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `std`
[INFO] [stderr]  --> src/problem3/mod.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std;
[INFO] [stderr]   |     ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stderr]  --> src/problem9/mod.rs:6:14
[INFO] [stderr]   |
[INFO] [stderr] 6 |     for b in (1..1000) {
[INFO] [stderr]   |              ^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stderr]  --> src/problem9/mod.rs:7:18
[INFO] [stderr]   |
[INFO] [stderr] 7 |         for c in (1..1000) {
[INFO] [stderr]   |                  ^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std`
[INFO] [stderr]  --> src/problem10/mod.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std;
[INFO] [stderr]   |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std`
[INFO] [stderr]  --> src/problem3/mod.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std;
[INFO] [stderr]   |     ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stderr]  --> src/problem9/mod.rs:6:14
[INFO] [stderr]   |
[INFO] [stderr] 6 |     for b in (1..1000) {
[INFO] [stderr]   |              ^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stderr]  --> src/problem9/mod.rs:7:18
[INFO] [stderr]   |
[INFO] [stderr] 7 |         for c in (1..1000) {
[INFO] [stderr]   |                  ^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std`
[INFO] [stderr]  --> src/problem10/mod.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std;
[INFO] [stderr]   |     ^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0606]: casting `f64` as `i64` is invalid
[INFO] [stderr]   --> src/problem3/mod.rs:10:12
[INFO] [stderr]    |
[INFO] [stderr] 10 |    let s = (n as f64).sqrt() as i64 + 1;
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0606]: casting `f64` as `i64` is invalid
[INFO] [stderr]  --> src/problem9/mod.rs:9:24
[INFO] [stderr]   |
[INFO] [stderr] 9 |                 return (((c.pow(2) - b.pow(2)) as f64).sqrt() as i64)*b*c
[INFO] [stderr]   |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0606]: casting `f64` as `i64` is invalid
[INFO] [stderr]   --> src/problem3/mod.rs:10:12
[INFO] [stderr]    |
[INFO] [stderr] 10 |    let s = (n as f64).sqrt() as i64 + 1;
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0606]: casting `f64` as `i64` is invalid
[INFO] [stderr]   --> src/utils/prime.rs:39:17
[INFO] [stderr]    |
[INFO] [stderr] 39 |         let s = (n as f64).sqrt() as i64 + 1;
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0606]: casting `f64` as `i64` is invalid
[INFO] [stderr]   --> src/utils/prime.rs:74:17
[INFO] [stderr]    |
[INFO] [stderr] 74 |         let s = (n as f64).sqrt() as i64 + 1;
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 4 previous errors; 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0606`.
[INFO] [stderr] error: could not compile `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[E0606]: casting `f64` as `i64` is invalid
[INFO] [stderr]  --> src/problem9/mod.rs:9:24
[INFO] [stderr]   |
[INFO] [stderr] 9 |                 return (((c.pow(2) - b.pow(2)) as f64).sqrt() as i64)*b*c
[INFO] [stderr]   |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0606]: casting `f64` as `i64` is invalid
[INFO] [stderr]   --> src/utils/prime.rs:39:17
[INFO] [stderr]    |
[INFO] [stderr] 39 |         let s = (n as f64).sqrt() as i64 + 1;
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0606]: casting `f64` as `i64` is invalid
[INFO] [stderr]   --> src/utils/prime.rs:74:17
[INFO] [stderr]    |
[INFO] [stderr] 74 |         let s = (n as f64).sqrt() as i64 + 1;
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 4 previous errors; 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0606`.
[INFO] [stderr] error: could not compile `euler`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "cd67020badc97fec6bfe7d302f201d9b71aeb3896840ae3ca1e2279e878b91e2"`
[INFO] running `"docker" "rm" "-f" "cd67020badc97fec6bfe7d302f201d9b71aeb3896840ae3ca1e2279e878b91e2"`
[INFO] [stdout] cd67020badc97fec6bfe7d302f201d9b71aeb3896840ae3ca1e2279e878b91e2