[INFO] cloning repository https://github.com/Wallace-Watler/PerlinNoise
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Wallace-Watler/PerlinNoise" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWallace-Watler%2FPerlinNoise"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWallace-Watler%2FPerlinNoise'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f6a3f2d8322ca20e96de4d4ff9ad799e758f9541
[INFO] testing Wallace-Watler/PerlinNoise against 1.44.0 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWallace-Watler%2FPerlinNoise" "/workspace/builds/worker-2/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Wallace-Watler/PerlinNoise on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/Wallace-Watler/PerlinNoise
[INFO] finished tweaking git repo https://github.com/Wallace-Watler/PerlinNoise
[INFO] tweaked toml for git repo https://github.com/Wallace-Watler/PerlinNoise written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/Wallace-Watler/PerlinNoise already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=warn" "-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" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7dec49800ca0242f243f0c1073f568871d9a0549d510c13c7761b6b1db8e4a49
[INFO] running `"docker" "start" "-a" "7dec49800ca0242f243f0c1073f568871d9a0549d510c13c7761b6b1db8e4a49"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling rand_hc128 v0.1.0
[INFO] [stderr]    Compiling rand_isaac v0.1.0
[INFO] [stderr]    Compiling rand_xorshift v0.1.0
[INFO] [stderr]    Compiling rand_pcg v0.1.1
[INFO] [stderr]    Compiling rand_chacha v0.1.0
[INFO] [stderr]    Compiling rand v0.6.0-pre.0
[INFO] [stderr]    Compiling perlin_noise v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> src/main.rs:51:85
[INFO] [stderr]    |
[INFO] [stderr] 51 |             let mut range_sum: Vec<f64> = self.perlin_noise_1d_iter(&domain_abs, 0, &rng);
[INFO] [stderr]    |                                                                                     ^^^^ types differ in mutability
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected mutable reference `&mut rand::prelude::StdRng`
[INFO] [stderr]                       found reference `&rand::prelude::StdRng`
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> src/main.rs:53:74
[INFO] [stderr]    |
[INFO] [stderr] 53 |                 let range = self.perlin_noise_1d_iter(&domain_abs, iter, &rng);
[INFO] [stderr]    |                                                                          ^^^^ types differ in mutability
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected mutable reference `&mut rand::prelude::StdRng`
[INFO] [stderr]                       found reference `&rand::prelude::StdRng`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0308`.
[INFO] [stderr] error: could not compile `perlin_noise`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "7dec49800ca0242f243f0c1073f568871d9a0549d510c13c7761b6b1db8e4a49"`
[INFO] running `"docker" "rm" "-f" "7dec49800ca0242f243f0c1073f568871d9a0549d510c13c7761b6b1db8e4a49"`
[INFO] [stdout] 7dec49800ca0242f243f0c1073f568871d9a0549d510c13c7761b6b1db8e4a49