[INFO] fetching crate leetcode-SAO 0.0.1...
[INFO] checking leetcode-SAO-0.0.1 against master#0d37dca25a51fb900a402c94c8818ad1c2789e30 for pr-77526
[INFO] extracting crate leetcode-SAO 0.0.1 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate leetcode-SAO 0.0.1 on toolchain 0d37dca25a51fb900a402c94c8818ad1c2789e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate leetcode-SAO 0.0.1
[INFO] finished tweaking crates.io crate leetcode-SAO 0.0.1
[INFO] tweaked toml for crates.io crate leetcode-SAO 0.0.1 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f2a3934fa77b5d55057f9908e566fab81fdaf047dcf3fce0bbc16eb325152cb7
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "f2a3934fa77b5d55057f9908e566fab81fdaf047dcf3fce0bbc16eb325152cb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f2a3934fa77b5d55057f9908e566fab81fdaf047dcf3fce0bbc16eb325152cb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2a3934fa77b5d55057f9908e566fab81fdaf047dcf3fce0bbc16eb325152cb7", kill_on_drop: false }`
[INFO] [stdout] f2a3934fa77b5d55057f9908e566fab81fdaf047dcf3fce0bbc16eb325152cb7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8d62af4c6d589b51dfe93ce83bc57e715348c87bc5a80a2b6c8d0eb6a2cc4ffa
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "8d62af4c6d589b51dfe93ce83bc57e715348c87bc5a80a2b6c8d0eb6a2cc4ffa", kill_on_drop: false }`
[INFO] [stderr]     Checking leetcode-SAO v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: crate `leetcode_SAO` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `leetcode_sao`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `N_i` should have a snake case name
[INFO] [stdout]   --> src/contests/contest130.rs:51:22
[INFO] [stdout]    |
[INFO] [stdout] 51 |         .fold(0i32, |N_i, &a_i| {
[INFO] [stdout]    |                      ^^^ help: convert the identifier to snake case: `n_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `N_i` should have a snake case name
[INFO] [stdout]   --> src/contests/contest130.rs:53:17
[INFO] [stdout]    |
[INFO] [stdout] 53 |             let N_i = (N_i * 2 + a_i) % 5;
[INFO] [stdout]    |                 ^^^ help: convert the identifier to snake case: `n_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `leetcode_SAO` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `leetcode_sao`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `N_i` should have a snake case name
[INFO] [stdout]   --> src/contests/contest130.rs:51:22
[INFO] [stdout]    |
[INFO] [stdout] 51 |         .fold(0i32, |N_i, &a_i| {
[INFO] [stdout]    |                      ^^^ help: convert the identifier to snake case: `n_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `N_i` should have a snake case name
[INFO] [stdout]   --> src/contests/contest130.rs:53:17
[INFO] [stdout]    |
[INFO] [stdout] 53 |             let N_i = (N_i * 2 + a_i) % 5;
[INFO] [stdout]    |                 ^^^ help: convert the identifier to snake case: `n_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `Command { std: "docker" "inspect" "8d62af4c6d589b51dfe93ce83bc57e715348c87bc5a80a2b6c8d0eb6a2cc4ffa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d62af4c6d589b51dfe93ce83bc57e715348c87bc5a80a2b6c8d0eb6a2cc4ffa", kill_on_drop: false }`
[INFO] [stdout] 8d62af4c6d589b51dfe93ce83bc57e715348c87bc5a80a2b6c8d0eb6a2cc4ffa