[INFO] cloning repository https://github.com/ahaggi/rust_kattis_6.8_zero_one_sequences
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ahaggi/rust_kattis_6.8_zero_one_sequences" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fahaggi%2Frust_kattis_6.8_zero_one_sequences", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fahaggi%2Frust_kattis_6.8_zero_one_sequences'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0c4ba07d03c54579be118c03d9e8bff331ba1629
[INFO] documenting ahaggi/rust_kattis_6.8_zero_one_sequences against 1.61.0 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fahaggi%2Frust_kattis_6.8_zero_one_sequences" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ahaggi/rust_kattis_6.8_zero_one_sequences on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ahaggi/rust_kattis_6.8_zero_one_sequences
[INFO] finished tweaking git repo https://github.com/ahaggi/rust_kattis_6.8_zero_one_sequences
[INFO] tweaked toml for git repo https://github.com/ahaggi/rust_kattis_6.8_zero_one_sequences written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/ahaggi/rust_kattis_6.8_zero_one_sequences already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d27c0beb29d841803a49b70e715c0bbfd39118fe0261691133e0b85b93c39bc9
[INFO] running `Command { std: "docker" "start" "-a" "d27c0beb29d841803a49b70e715c0bbfd39118fe0261691133e0b85b93c39bc9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d27c0beb29d841803a49b70e715c0bbfd39118fe0261691133e0b85b93c39bc9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d27c0beb29d841803a49b70e715c0bbfd39118fe0261691133e0b85b93c39bc9", kill_on_drop: false }`
[INFO] [stdout] d27c0beb29d841803a49b70e715c0bbfd39118fe0261691133e0b85b93c39bc9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 67ca3a32cdeed6ba2550fb3016fc502744b59a205bc15eaa28435dccbae35006
[INFO] running `Command { std: "docker" "start" "-a" "67ca3a32cdeed6ba2550fb3016fc502744b59a205bc15eaa28435dccbae35006", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling getrandom v0.1.13
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.6
[INFO] [stderr]     Checking regex-syntax v0.6.12
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking c2-chacha v0.2.3
[INFO] [stderr]     Checking aho-corasick v0.7.6
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking rand v0.7.2
[INFO] [stderr]     Checking regex v1.3.1
[INFO] [stderr]  Documenting zero_one_sequences v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/all_the_solutions.rs:116:22
[INFO] [stdout]     |
[INFO] [stdout] 116 |                 mult((k) , get_2_pow_k(k - 1))
[INFO] [stdout]     |                      ^ ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 116 -                 mult((k) , get_2_pow_k(k - 1))
[INFO] [stdout] 116 +                 mult(k , get_2_pow_k(k - 1))
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/all_the_solutions.rs:200:32
[INFO] [stdout]     |
[INFO] [stdout] 200 |             let mut i: usize = (old_len);
[INFO] [stdout]     |                                ^       ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 200 -             let mut i: usize = (old_len);
[INFO] [stdout] 200 +             let mut i: usize = old_len;
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.22s
[INFO] running `Command { std: "docker" "inspect" "67ca3a32cdeed6ba2550fb3016fc502744b59a205bc15eaa28435dccbae35006", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67ca3a32cdeed6ba2550fb3016fc502744b59a205bc15eaa28435dccbae35006", kill_on_drop: false }`
[INFO] [stdout] 67ca3a32cdeed6ba2550fb3016fc502744b59a205bc15eaa28435dccbae35006