[INFO] cloning repository https://github.com/ekaterinaYashkina/HammingCode1
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ekaterinaYashkina/HammingCode1" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FekaterinaYashkina%2FHammingCode1", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FekaterinaYashkina%2FHammingCode1'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1b5a689497b81a101d93d0ebb4e3788509454dc4
[INFO] documenting ekaterinaYashkina/HammingCode1 against 1.75.0 for beta-1.76-rustdoc-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FekaterinaYashkina%2FHammingCode1" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ekaterinaYashkina/HammingCode1 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ekaterinaYashkina/HammingCode1
[INFO] finished tweaking git repo https://github.com/ekaterinaYashkina/HammingCode1
[INFO] tweaked toml for git repo https://github.com/ekaterinaYashkina/HammingCode1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/ekaterinaYashkina/HammingCode1 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" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded num-rational v0.1.39
[INFO] [stderr]   Downloaded num-bigint v0.1.40
[INFO] [stderr]   Downloaded num-complex v0.1.40
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 86f9d76525f112cf3eb73eb8c2e15227c0f51a39502a273a6f1089639e4f7e67
[INFO] running `Command { std: "docker" "start" "-a" "86f9d76525f112cf3eb73eb8c2e15227c0f51a39502a273a6f1089639e4f7e67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "86f9d76525f112cf3eb73eb8c2e15227c0f51a39502a273a6f1089639e4f7e67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86f9d76525f112cf3eb73eb8c2e15227c0f51a39502a273a6f1089639e4f7e67", kill_on_drop: false }`
[INFO] [stdout] 86f9d76525f112cf3eb73eb8c2e15227c0f51a39502a273a6f1089639e4f7e67
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 439ae623300963f3f3263087aa85c0dcdcbd376d1079198179576b1023acc3fc
[INFO] running `Command { std: "docker" "start" "-a" "439ae623300963f3f3263087aa85c0dcdcbd376d1079198179576b1023acc3fc", kill_on_drop: false }`
[INFO] [stderr]     Checking num-traits v0.1.40
[INFO] [stderr]     Checking libc v0.2.33
[INFO] [stderr]     Checking rand v0.3.18
[INFO] [stderr]     Checking num-integer v0.1.35
[INFO] [stderr]     Checking num-complex v0.1.40
[INFO] [stderr]     Checking num-iter v0.1.34
[INFO] [stderr]     Checking num-bigint v0.1.40
[INFO] [stderr]     Checking num-rational v0.1.39
[INFO] [stderr]     Checking num v0.1.40
[INFO] [stderr]  Documenting HammingCode v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/encoder.rs:45:16
[INFO] [stdout]    |
[INFO] [stdout] 45 |             if (pos >= ((with_parity.len()) as u32)){
[INFO] [stdout]    |                ^                                   ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 45 -             if (pos >= ((with_parity.len()) as u32)){
[INFO] [stdout] 45 +             if pos >= ((with_parity.len()) as u32) {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/encoder.rs:49:16
[INFO] [stdout]    |
[INFO] [stdout] 49 |             if (with_parity.get(pos as usize).unwrap() == true){
[INFO] [stdout]    |                ^                                              ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 49 -             if (with_parity.get(pos as usize).unwrap() == true){
[INFO] [stdout] 49 +             if with_parity.get(pos as usize).unwrap() == true {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/encoder.rs:52:16
[INFO] [stdout]    |
[INFO] [stdout] 52 |             if (c<pow) {
[INFO] [stdout]    |                ^     ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 52 -             if (c<pow) {
[INFO] [stdout] 52 +             if c<pow {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/encoder.rs:61:12
[INFO] [stdout]    |
[INFO] [stdout] 61 |         if (counter%2 == 0) {
[INFO] [stdout]    |            ^              ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 61 -         if (counter%2 == 0) {
[INFO] [stdout] 61 +         if counter%2 == 0 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/decoder.rs:46:12
[INFO] [stdout]    |
[INFO] [stdout] 46 |         if (end>word.len()){
[INFO] [stdout]    |            ^              ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 46 -         if (end>word.len()){
[INFO] [stdout] 46 +         if end>word.len() {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/decoder.rs:82:12
[INFO] [stdout]    |
[INFO] [stdout] 82 |         if (pp==2u32.pow(a)){
[INFO] [stdout]    |            ^               ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 82 -         if (pp==2u32.pow(a)){
[INFO] [stdout] 82 +         if pp==2u32.pow(a) {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/decoder.rs:115:23
[INFO] [stdout]     |
[INFO] [stdout] 115 |                    if (ind1==4){
[INFO] [stdout]     |                       ^       ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 115 -                    if (ind1==4){
[INFO] [stdout] 115 +                    if ind1==4 {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/decoder.rs:130:16
[INFO] [stdout]     |
[INFO] [stdout] 130 |             if (decoded.get(bit_to_flip ).unwrap()==true){
[INFO] [stdout]     |                ^                                        ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 130 -             if (decoded.get(bit_to_flip ).unwrap()==true){
[INFO] [stdout] 130 +             if decoded.get(bit_to_flip ).unwrap()==true {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/decoder.rs:136:16
[INFO] [stdout]     |
[INFO] [stdout] 136 |             if (decoded.get(6 ).unwrap()==true){
[INFO] [stdout]     |                ^                              ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 136 -             if (decoded.get(6 ).unwrap()==true){
[INFO] [stdout] 136 +             if decoded.get(6 ).unwrap()==true {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/decoder.rs:173:12
[INFO] [stdout]     |
[INFO] [stdout] 173 |         if (code.get((2u32.pow(x)-1) as usize).unwrap()!=kk){
[INFO] [stdout]     |            ^                                               ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 173 -         if (code.get((2u32.pow(x)-1) as usize).unwrap()!=kk){
[INFO] [stdout] 173 +         if code.get((2u32.pow(x)-1) as usize).unwrap()!=kk {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.22s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rustc-serialize v0.3.24
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] [stderr]    Generated /opt/rustwide/target/doc/HammingCode/index.html
[INFO] running `Command { std: "docker" "inspect" "439ae623300963f3f3263087aa85c0dcdcbd376d1079198179576b1023acc3fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "439ae623300963f3f3263087aa85c0dcdcbd376d1079198179576b1023acc3fc", kill_on_drop: false }`
[INFO] [stdout] 439ae623300963f3f3263087aa85c0dcdcbd376d1079198179576b1023acc3fc