[INFO] fetching crate leetcode-SAO 0.0.1...
[INFO] checking leetcode-SAO-0.0.1 against try#9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c for pr-79472
[INFO] extracting crate leetcode-SAO 0.0.1 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate leetcode-SAO 0.0.1 on toolchain 9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c" "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-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c" "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" "+9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bcef66d8ee3dfa3d73b598a75b01102e1e3e4aeefd1514b512e02d185d07032f
[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" "bcef66d8ee3dfa3d73b598a75b01102e1e3e4aeefd1514b512e02d185d07032f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bcef66d8ee3dfa3d73b598a75b01102e1e3e4aeefd1514b512e02d185d07032f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bcef66d8ee3dfa3d73b598a75b01102e1e3e4aeefd1514b512e02d185d07032f", kill_on_drop: false }`
[INFO] [stdout] bcef66d8ee3dfa3d73b598a75b01102e1e3e4aeefd1514b512e02d185d07032f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e7e43054d4de09f1035cdb94f83dfadc9954f9e6fdb25973c5b167c9a005879f
[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" "e7e43054d4de09f1035cdb94f83dfadc9954f9e6fdb25973c5b167c9a005879f", 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 0.33s
[INFO] running `Command { std: "docker" "inspect" "e7e43054d4de09f1035cdb94f83dfadc9954f9e6fdb25973c5b167c9a005879f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7e43054d4de09f1035cdb94f83dfadc9954f9e6fdb25973c5b167c9a005879f", kill_on_drop: false }`
[INFO] [stdout] e7e43054d4de09f1035cdb94f83dfadc9954f9e6fdb25973c5b167c9a005879f