[INFO] fetching crate leetcode-SAO 0.0.1...
[INFO] checking leetcode-SAO-0.0.1 against master#8007b506ac5da629f223b755f5a5391edd5f6d01 for pr-88041
[INFO] extracting crate leetcode-SAO 0.0.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate leetcode-SAO 0.0.1 on toolchain 8007b506ac5da629f223b755f5a5391edd5f6d01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "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/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0e344bfb0c05fa230edd0f20a5284b9aad1ce99bc1e68156a9b43d74956f84cb
[INFO] running `Command { std: "docker" "start" "-a" "0e344bfb0c05fa230edd0f20a5284b9aad1ce99bc1e68156a9b43d74956f84cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0e344bfb0c05fa230edd0f20a5284b9aad1ce99bc1e68156a9b43d74956f84cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e344bfb0c05fa230edd0f20a5284b9aad1ce99bc1e68156a9b43d74956f84cb", kill_on_drop: false }`
[INFO] [stdout] 0e344bfb0c05fa230edd0f20a5284b9aad1ce99bc1e68156a9b43d74956f84cb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0bc92ac8b892926b35c8d4c281a25da9d4c6fde8a0afc04f1a054526c9acf7fe
[INFO] running `Command { std: "docker" "start" "-a" "0bc92ac8b892926b35c8d4c281a25da9d4c6fde8a0afc04f1a054526c9acf7fe", 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: 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: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `Command { std: "docker" "inspect" "0bc92ac8b892926b35c8d4c281a25da9d4c6fde8a0afc04f1a054526c9acf7fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0bc92ac8b892926b35c8d4c281a25da9d4c6fde8a0afc04f1a054526c9acf7fe", kill_on_drop: false }`
[INFO] [stdout] 0bc92ac8b892926b35c8d4c281a25da9d4c6fde8a0afc04f1a054526c9acf7fe