[INFO] cloning repository https://github.com/hrishikeshsoman/algos_rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hrishikeshsoman/algos_rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhrishikeshsoman%2Falgos_rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhrishikeshsoman%2Falgos_rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 99c56edb35d69c8dc345c1ef6521446bfb8580e1
[INFO] checking hrishikeshsoman/algos_rs against try#7b3da9103634dffd4f4365cfd8642427c781d99f+rustflags=-Dinherent-method-on-receiver for 152214-denied
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhrishikeshsoman%2Falgos_rs" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/hrishikeshsoman/algos_rs
[INFO] finished tweaking git repo https://github.com/hrishikeshsoman/algos_rs
[INFO] tweaked toml for git repo https://github.com/hrishikeshsoman/algos_rs written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/hrishikeshsoman/algos_rs on toolchain 7b3da9103634dffd4f4365cfd8642427c781d99f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7b3da9103634dffd4f4365cfd8642427c781d99f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/hrishikeshsoman/algos_rs 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" "+7b3da9103634dffd4f4365cfd8642427c781d99f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+7b3da9103634dffd4f4365cfd8642427c781d99f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 65e3910bed2e234bacff251aa435d5f3c55fa5c132f2bf479fdd8b7ccaab6f1a
[INFO] running `Command { std: "docker" "start" "-a" "65e3910bed2e234bacff251aa435d5f3c55fa5c132f2bf479fdd8b7ccaab6f1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "65e3910bed2e234bacff251aa435d5f3c55fa5c132f2bf479fdd8b7ccaab6f1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65e3910bed2e234bacff251aa435d5f3c55fa5c132f2bf479fdd8b7ccaab6f1a", kill_on_drop: false }`
[INFO] [stdout] 65e3910bed2e234bacff251aa435d5f3c55fa5c132f2bf479fdd8b7ccaab6f1a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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 -Dinherent-method-on-receiver" "-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+7b3da9103634dffd4f4365cfd8642427c781d99f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f52c408427b5b06cc7390364011f63d7dc38520f29fa8225d6be961ff0533368
[INFO] running `Command { std: "docker" "start" "-a" "f52c408427b5b06cc7390364011f63d7dc38520f29fa8225d6be961ff0533368", kill_on_drop: false }`
[INFO] [stderr]     Checking algos v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/longest_sub_str_no_rep.rs:10:11
[INFO] [stdout]    |
[INFO] [stdout] 10 |         if(seen.contains(&c)){
[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] 10 -         if(seen.contains(&c)){
[INFO] [stdout] 10 +         if seen.contains(&c) {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/longest_sub_str_no_rep.rs:10:11
[INFO] [stdout]    |
[INFO] [stdout] 10 |         if(seen.contains(&c)){
[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] 10 -         if(seen.contains(&c)){
[INFO] [stdout] 10 +         if seen.contains(&c) {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed for `HashSet<_>`
[INFO] [stdout]   --> src/find_all_unique_substring_sliding_window.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 |     let mut seen = HashSet::new();
[INFO] [stdout]    |         ^^^^^^^^   -------------- type must be known at this point
[INFO] [stdout]    |
[INFO] [stdout] help: consider giving `seen` an explicit type, where the type for type parameter `T` is specified
[INFO] [stdout]    |
[INFO] [stdout] 12 |     let mut seen: HashSet<T> = HashSet::new();
[INFO] [stdout]    |                 ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed for `HashSet<_>`
[INFO] [stdout]   --> src/find_all_unique_substring_sliding_window.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 |     let mut seen = HashSet::new();
[INFO] [stdout]    |         ^^^^^^^^   -------------- type must be known at this point
[INFO] [stdout]    |
[INFO] [stdout] help: consider giving `seen` an explicit type, where the type for type parameter `T` is specified
[INFO] [stdout]    |
[INFO] [stdout] 12 |     let mut seen: HashSet<T> = HashSet::new();
[INFO] [stdout]    |                 ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `algos` (bin "algos" test) due to 1 previous error; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] For more information about this error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `algos` (bin "algos") due to 1 previous error; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "f52c408427b5b06cc7390364011f63d7dc38520f29fa8225d6be961ff0533368", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f52c408427b5b06cc7390364011f63d7dc38520f29fa8225d6be961ff0533368", kill_on_drop: false }`
[INFO] [stdout] f52c408427b5b06cc7390364011f63d7dc38520f29fa8225d6be961ff0533368
