[INFO] cloning repository https://github.com/the-soup/leetcode_dsa_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/the-soup/leetcode_dsa_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthe-soup%2Fleetcode_dsa_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthe-soup%2Fleetcode_dsa_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d1be03637f64cbdbf2d4e6505fea0d3332f54a47
[INFO] testing the-soup/leetcode_dsa_rust against try#a7ee93192a766fb0dafa23def7154fc03cfcfc3e for pr-146989
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthe-soup%2Fleetcode_dsa_rust" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/the-soup/leetcode_dsa_rust
[INFO] finished tweaking git repo https://github.com/the-soup/leetcode_dsa_rust
[INFO] tweaked toml for git repo https://github.com/the-soup/leetcode_dsa_rust written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/the-soup/leetcode_dsa_rust on toolchain a7ee93192a766fb0dafa23def7154fc03cfcfc3e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a7ee93192a766fb0dafa23def7154fc03cfcfc3e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/the-soup/leetcode_dsa_rust 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" "+a7ee93192a766fb0dafa23def7154fc03cfcfc3e" "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-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+a7ee93192a766fb0dafa23def7154fc03cfcfc3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ff8a94a441be5d87faa5e50089ddd3ff994e4a1d28d98d390b1f15f7bf1e7a90
[INFO] running `Command { std: "docker" "start" "-a" "ff8a94a441be5d87faa5e50089ddd3ff994e4a1d28d98d390b1f15f7bf1e7a90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ff8a94a441be5d87faa5e50089ddd3ff994e4a1d28d98d390b1f15f7bf1e7a90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff8a94a441be5d87faa5e50089ddd3ff994e4a1d28d98d390b1f15f7bf1e7a90", kill_on_drop: false }`
[INFO] [stdout] ff8a94a441be5d87faa5e50089ddd3ff994e4a1d28d98d390b1f15f7bf1e7a90
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+a7ee93192a766fb0dafa23def7154fc03cfcfc3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 70bf890b3a25befafda5870cf5531be8d86269ebc4af7e14a6b4ca5bef5df274
[INFO] running `Command { std: "docker" "start" "-a" "70bf890b3a25befafda5870cf5531be8d86269ebc4af7e14a6b4ca5bef5df274", kill_on_drop: false }`
[INFO] [stderr]    Compiling playground v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `nums`
[INFO] [stdout]    --> src/hashing/hash.rs:629:21
[INFO] [stdout]     |
[INFO] [stdout] 629 | fn contiguous_array(nums: Vec<i32>) -> i32 {
[INFO] [stdout]     |                     ^^^^ help: if this is intentional, prefix it with an underscore: `_nums`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `k`
[INFO] [stdout]    --> src/hashing/hash.rs:631:9
[INFO] [stdout]     |
[INFO] [stdout] 631 |     let k = 0; // k will represent the mirror
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "70bf890b3a25befafda5870cf5531be8d86269ebc4af7e14a6b4ca5bef5df274", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70bf890b3a25befafda5870cf5531be8d86269ebc4af7e14a6b4ca5bef5df274", kill_on_drop: false }`
[INFO] [stdout] 70bf890b3a25befafda5870cf5531be8d86269ebc4af7e14a6b4ca5bef5df274
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+a7ee93192a766fb0dafa23def7154fc03cfcfc3e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ba68af035a7bd87f2d6f90348f46cd826c00fa97d7e813d17b2b3bf039b2b8ff
[INFO] running `Command { std: "docker" "start" "-a" "ba68af035a7bd87f2d6f90348f46cd826c00fa97d7e813d17b2b3bf039b2b8ff", kill_on_drop: false }`
[INFO] [stderr]    Compiling playground v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `nums`
[INFO] [stdout]    --> src/hashing/hash.rs:629:21
[INFO] [stdout]     |
[INFO] [stdout] 629 | fn contiguous_array(nums: Vec<i32>) -> i32 {
[INFO] [stdout]     |                     ^^^^ help: if this is intentional, prefix it with an underscore: `_nums`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `k`
[INFO] [stdout]    --> src/hashing/hash.rs:631:9
[INFO] [stdout]     |
[INFO] [stdout] 631 |     let k = 0; // k will represent the mirror
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `Command { std: "docker" "inspect" "ba68af035a7bd87f2d6f90348f46cd826c00fa97d7e813d17b2b3bf039b2b8ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba68af035a7bd87f2d6f90348f46cd826c00fa97d7e813d17b2b3bf039b2b8ff", kill_on_drop: false }`
[INFO] [stdout] ba68af035a7bd87f2d6f90348f46cd826c00fa97d7e813d17b2b3bf039b2b8ff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+a7ee93192a766fb0dafa23def7154fc03cfcfc3e" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] dc78217f75462d7a400f758835112fe34e9f3f10967ada19adbe21d0c8c9ca58
[INFO] running `Command { std: "docker" "start" "-a" "dc78217f75462d7a400f758835112fe34e9f3f10967ada19adbe21d0c8c9ca58", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `nums`
[INFO] [stderr]    --> src/hashing/hash.rs:629:21
[INFO] [stderr]     |
[INFO] [stderr] 629 | fn contiguous_array(nums: Vec<i32>) -> i32 {
[INFO] [stderr]     |                     ^^^^ help: if this is intentional, prefix it with an underscore: `_nums`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `k`
[INFO] [stderr]    --> src/hashing/hash.rs:631:9
[INFO] [stderr]     |
[INFO] [stderr] 631 |     let k = 0; // k will represent the mirror
[INFO] [stderr]     |         ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stderr] 
[INFO] [stderr] warning: `playground` (bin "playground" test) generated 2 warnings (run `cargo fix --bin "playground" -p playground --tests` to apply 2 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/playground-6233d35ea24d5e41)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "dc78217f75462d7a400f758835112fe34e9f3f10967ada19adbe21d0c8c9ca58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc78217f75462d7a400f758835112fe34e9f3f10967ada19adbe21d0c8c9ca58", kill_on_drop: false }`
[INFO] [stdout] dc78217f75462d7a400f758835112fe34e9f3f10967ada19adbe21d0c8c9ca58