[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] fixing hrishikeshsoman/algos_rs against try#622891a4e29178280638a6b63a8908bde2c0c854+cargoflags=-Zfix-edition=start=2015 for pr-157817-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhrishikeshsoman%2Falgos_rs" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/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-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/hrishikeshsoman/algos_rs on toolchain 622891a4e29178280638a6b63a8908bde2c0c854
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "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" "+622891a4e29178280638a6b63a8908bde2c0c854" "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-6-tc1/source:/opt/rustwide/workdir:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3a6becf2bc8dde7f3fa57ede90e4f284e72d296796fc446bbb1e2c7cc0530151" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] a3f73684acac4deed7fea0050fb2d8419d343040d665d10ddfe42a33e6c1cc2b
[INFO] running `Command { std: "docker" "start" "a3f73684acac4deed7fea0050fb2d8419d343040d665d10ddfe42a33e6c1cc2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "a3f73684acac4deed7fea0050fb2d8419d343040d665d10ddfe42a33e6c1cc2b" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a3f73684acac4deed7fea0050fb2d8419d343040d665d10ddfe42a33e6c1cc2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=" "-e" "RUSTDOCFLAGS=" "-w" "/opt/rustwide/workdir" "--user" "0:0" "a3f73684acac4deed7fea0050fb2d8419d343040d665d10ddfe42a33e6c1cc2b" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "fix" "--allow-no-vcs" "--allow-dirty" "--frozen" "--all" "--all-targets" "--message-format=json" "-Zfix-edition=start=2015", 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] [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] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `algos` (bin "algos" test) due to 1 previous error; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "a3f73684acac4deed7fea0050fb2d8419d343040d665d10ddfe42a33e6c1cc2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3f73684acac4deed7fea0050fb2d8419d343040d665d10ddfe42a33e6c1cc2b", kill_on_drop: false }`
[INFO] [stdout] a3f73684acac4deed7fea0050fb2d8419d343040d665d10ddfe42a33e6c1cc2b
