[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] checking ahaggi/rust_kattis_6.8_zero_one_sequences against master#bca37a20bd376ce3fd138e7cdee7fe704e0f8814 for pr-139493-3
[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-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[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-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ahaggi/rust_kattis_6.8_zero_one_sequences on toolchain bca37a20bd376ce3fd138e7cdee7fe704e0f8814
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 95419b06d006abd1f6939d2448e974638e3b72365063f0a2bc4b4557af4c17a0
[INFO] running `Command { std: "docker" "start" "-a" "95419b06d006abd1f6939d2448e974638e3b72365063f0a2bc4b4557af4c17a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "95419b06d006abd1f6939d2448e974638e3b72365063f0a2bc4b4557af4c17a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95419b06d006abd1f6939d2448e974638e3b72365063f0a2bc4b4557af4c17a0", kill_on_drop: false }`
[INFO] [stdout] 95419b06d006abd1f6939d2448e974638e3b72365063f0a2bc4b4557af4c17a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d7195abe4bb1781dd106d30c6347b525a719bb1c6e536827334e5aa29d1daae2
[INFO] running `Command { std: "docker" "start" "-a" "d7195abe4bb1781dd106d30c6347b525a719bb1c6e536827334e5aa29d1daae2", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling getrandom v0.1.13
[INFO] [stderr]     Checking regex-syntax v0.6.12
[INFO] [stderr]     Checking c2-chacha v0.2.3
[INFO] [stderr]     Checking thread_local v0.3.6
[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]     Checking zero_one_sequences v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::io`
[INFO] [stdout]  --> src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::io;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::prelude::*`
[INFO] [stdout]  --> src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::io::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Duration`
[INFO] [stdout]  --> src/all_the_solutions.rs:2:17
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::time::{Duration, Instant};
[INFO] [stdout]   |                 ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[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)]` (part of `#[warn(unused)]`) 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: unused variable: `i`
[INFO] [stdout]   --> src/all_the_solutions.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 |     for i in 0..10000 {
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/all_the_solutions.rs:71:13
[INFO] [stdout]    |
[INFO] [stdout] 71 |         let mut a:u64 = a as u64;
[INFO] [stdout]    |             ----^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/all_the_solutions.rs:72:13
[INFO] [stdout]    |
[INFO] [stdout] 72 |         let mut b:u64 = b as u64;
[INFO] [stdout]    |             ----^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `nr_of_inversion` is never read
[INFO] [stdout]    --> src/all_the_solutions.rs:137:36
[INFO] [stdout]     |
[INFO] [stdout] 137 |     let mut nr_of_inversion: u64 = 0;
[INFO] [stdout]     |                                    ^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `nr_of_inversion` is never read
[INFO] [stdout]    --> src/all_the_solutions.rs:171:36
[INFO] [stdout]     |
[INFO] [stdout] 171 |     let mut nr_of_inversion: u64 = 0;
[INFO] [stdout]     |                                    ^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `generate_test_text` is never used
[INFO] [stdout]  --> src/all_the_solutions.rs:4:4
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn generate_test_text() -> String {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sol_alt` is never used
[INFO] [stdout]    --> src/all_the_solutions.rs:170:4
[INFO] [stdout]     |
[INFO] [stdout] 170 | fn sol_alt(text: &str) -> i64 {
[INFO] [stdout]     |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io`
[INFO] [stdout]  --> src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::io;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::prelude::*`
[INFO] [stdout]  --> src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::io::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Duration`
[INFO] [stdout]  --> src/all_the_solutions.rs:2:17
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::time::{Duration, Instant};
[INFO] [stdout]   |                 ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[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)]` (part of `#[warn(unused)]`) 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: unused variable: `i`
[INFO] [stdout]   --> src/all_the_solutions.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 |     for i in 0..10000 {
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/all_the_solutions.rs:71:13
[INFO] [stdout]    |
[INFO] [stdout] 71 |         let mut a:u64 = a as u64;
[INFO] [stdout]    |             ----^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/all_the_solutions.rs:72:13
[INFO] [stdout]    |
[INFO] [stdout] 72 |         let mut b:u64 = b as u64;
[INFO] [stdout]    |             ----^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `nr_of_inversion` is never read
[INFO] [stdout]    --> src/all_the_solutions.rs:137:36
[INFO] [stdout]     |
[INFO] [stdout] 137 |     let mut nr_of_inversion: u64 = 0;
[INFO] [stdout]     |                                    ^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `nr_of_inversion` is never read
[INFO] [stdout]    --> src/all_the_solutions.rs:171:36
[INFO] [stdout]     |
[INFO] [stdout] 171 |     let mut nr_of_inversion: u64 = 0;
[INFO] [stdout]     |                                    ^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `generate_test_text` is never used
[INFO] [stdout]  --> src/all_the_solutions.rs:4:4
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn generate_test_text() -> String {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sol_alt` is never used
[INFO] [stdout]    --> src/all_the_solutions.rs:170:4
[INFO] [stdout]     |
[INFO] [stdout] 170 | fn sol_alt(text: &str) -> i64 {
[INFO] [stdout]     |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.88s
[INFO] running `Command { std: "docker" "inspect" "d7195abe4bb1781dd106d30c6347b525a719bb1c6e536827334e5aa29d1daae2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7195abe4bb1781dd106d30c6347b525a719bb1c6e536827334e5aa29d1daae2", kill_on_drop: false }`
[INFO] [stdout] d7195abe4bb1781dd106d30c6347b525a719bb1c6e536827334e5aa29d1daae2
