[INFO] updating cached repository https://github.com/sierisimo/algorith-mx-rust
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/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] c4a8a431f68c65eb9e9d50ab3a00a451fbf973f2
[INFO] testing sierisimo/algorith-mx-rust against beta-2019-09-28 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsierisimo%2Falgorith-mx-rust" "work/builds/worker-4/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sierisimo/algorith-mx-rust on toolchain beta-2019-09-28
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/sierisimo/algorith-mx-rust
[INFO] finished tweaking git repo https://github.com/sierisimo/algorith-mx-rust
[INFO] tweaked toml for git repo https://github.com/sierisimo/algorith-mx-rust written to work/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/sierisimo/algorith-mx-rust already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "+beta-2019-09-28" "build" "--frozen"`
[INFO] [stdout] 36e1da6294375b7f043c0c5165c5801aa846b70e4217d5e77254a77ec71b8574
[INFO] running `"docker" "start" "-a" "36e1da6294375b7f043c0c5165c5801aa846b70e4217d5e77254a77ec71b8574"`
[INFO] [stderr]    Compiling algorith-mx v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary parentheses around `while` condition
[INFO] [stderr]   --> src/main.rs:13:10
[INFO] [stderr]    |
[INFO] [stderr] 13 |     while(idx_start != idx_end){
[INFO] [stderr]    |          ^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `numberToSearch`
[INFO] [stderr]  --> src/main.rs:9:32
[INFO] [stderr]   |
[INFO] [stderr] 9 | fn bigO(arrayOfInts: Vec<u32>, numberToSearch: u32) {
[INFO] [stderr]   |                                ^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_numberToSearch`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:10:9
[INFO] [stderr]    |
[INFO] [stderr] 10 |     let mut idx_start = 0;
[INFO] [stderr]    |         ----^^^^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:11:9
[INFO] [stderr]    |
[INFO] [stderr] 11 |     let mut idx_end = arrayOfInts.len();
[INFO] [stderr]    |         ----^^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: function `bigO` should have a snake case name
[INFO] [stderr]  --> src/main.rs:9:4
[INFO] [stderr]   |
[INFO] [stderr] 9 | fn bigO(arrayOfInts: Vec<u32>, numberToSearch: u32) {
[INFO] [stderr]   |    ^^^^ help: convert the identifier to snake case: `big_o`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `arrayOfInts` should have a snake case name
[INFO] [stderr]  --> src/main.rs:9:9
[INFO] [stderr]   |
[INFO] [stderr] 9 | fn bigO(arrayOfInts: Vec<u32>, numberToSearch: u32) {
[INFO] [stderr]   |         ^^^^^^^^^^^ help: convert the identifier to snake case: `array_of_ints`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `numberToSearch` should have a snake case name
[INFO] [stderr]  --> src/main.rs:9:32
[INFO] [stderr]   |
[INFO] [stderr] 9 | fn bigO(arrayOfInts: Vec<u32>, numberToSearch: u32) {
[INFO] [stderr]   |                                ^^^^^^^^^^^^^^ help: convert the identifier to snake case: `number_to_search`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `"docker" "inspect" "36e1da6294375b7f043c0c5165c5801aa846b70e4217d5e77254a77ec71b8574"`
[INFO] running `"docker" "rm" "-f" "36e1da6294375b7f043c0c5165c5801aa846b70e4217d5e77254a77ec71b8574"`
[INFO] [stdout] 36e1da6294375b7f043c0c5165c5801aa846b70e4217d5e77254a77ec71b8574
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "+beta-2019-09-28" "test" "--frozen" "--no-run"`
[INFO] [stdout] 4a2992753c01d55cb310fb8750fa970a3651322d0e5e6e7f024ff84aa82b824d
[INFO] running `"docker" "start" "-a" "4a2992753c01d55cb310fb8750fa970a3651322d0e5e6e7f024ff84aa82b824d"`
[INFO] [stderr]    Compiling algorith-mx v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary parentheses around `while` condition
[INFO] [stderr]   --> src/main.rs:13:10
[INFO] [stderr]    |
[INFO] [stderr] 13 |     while(idx_start != idx_end){
[INFO] [stderr]    |          ^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `numberToSearch`
[INFO] [stderr]  --> src/main.rs:9:32
[INFO] [stderr]   |
[INFO] [stderr] 9 | fn bigO(arrayOfInts: Vec<u32>, numberToSearch: u32) {
[INFO] [stderr]   |                                ^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_numberToSearch`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:10:9
[INFO] [stderr]    |
[INFO] [stderr] 10 |     let mut idx_start = 0;
[INFO] [stderr]    |         ----^^^^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:11:9
[INFO] [stderr]    |
[INFO] [stderr] 11 |     let mut idx_end = arrayOfInts.len();
[INFO] [stderr]    |         ----^^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: function `bigO` should have a snake case name
[INFO] [stderr]  --> src/main.rs:9:4
[INFO] [stderr]   |
[INFO] [stderr] 9 | fn bigO(arrayOfInts: Vec<u32>, numberToSearch: u32) {
[INFO] [stderr]   |    ^^^^ help: convert the identifier to snake case: `big_o`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `arrayOfInts` should have a snake case name
[INFO] [stderr]  --> src/main.rs:9:9
[INFO] [stderr]   |
[INFO] [stderr] 9 | fn bigO(arrayOfInts: Vec<u32>, numberToSearch: u32) {
[INFO] [stderr]   |         ^^^^^^^^^^^ help: convert the identifier to snake case: `array_of_ints`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `numberToSearch` should have a snake case name
[INFO] [stderr]  --> src/main.rs:9:32
[INFO] [stderr]   |
[INFO] [stderr] 9 | fn bigO(arrayOfInts: Vec<u32>, numberToSearch: u32) {
[INFO] [stderr]   |                                ^^^^^^^^^^^^^^ help: convert the identifier to snake case: `number_to_search`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.87s
[INFO] running `"docker" "inspect" "4a2992753c01d55cb310fb8750fa970a3651322d0e5e6e7f024ff84aa82b824d"`
[INFO] running `"docker" "rm" "-f" "4a2992753c01d55cb310fb8750fa970a3651322d0e5e6e7f024ff84aa82b824d"`
[INFO] [stdout] 4a2992753c01d55cb310fb8750fa970a3651322d0e5e6e7f024ff84aa82b824d
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "+beta-2019-09-28" "test" "--frozen"`
[INFO] [stdout] ef2d8574409feaf369159e72cace26d49a6de8614c67e208f13e4710de6b2abb
[INFO] running `"docker" "start" "-a" "ef2d8574409feaf369159e72cace26d49a6de8614c67e208f13e4710de6b2abb"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/algorith_mx-f5c715c421989d91
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "ef2d8574409feaf369159e72cace26d49a6de8614c67e208f13e4710de6b2abb"`
[INFO] running `"docker" "rm" "-f" "ef2d8574409feaf369159e72cace26d49a6de8614c67e208f13e4710de6b2abb"`
[INFO] [stdout] ef2d8574409feaf369159e72cace26d49a6de8614c67e208f13e4710de6b2abb