[INFO] updating cached repository lambdabear/increasing_speed_limits
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/lambdabear/increasing_speed_limits
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/lambdabear/increasing_speed_limits" "work/ex/pr-60039/sources/master#efe2f32a6b8217425f361ec7c206910c611c03ee/gh/lambdabear/increasing_speed_limits"`
[INFO] [stderr] Cloning into 'work/ex/pr-60039/sources/master#efe2f32a6b8217425f361ec7c206910c611c03ee/gh/lambdabear/increasing_speed_limits'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/lambdabear/increasing_speed_limits" "work/ex/pr-60039/sources/try#78b0bd8441ef961f6475e3d47fe3bca38cb83432/gh/lambdabear/increasing_speed_limits"`
[INFO] [stderr] Cloning into 'work/ex/pr-60039/sources/try#78b0bd8441ef961f6475e3d47fe3bca38cb83432/gh/lambdabear/increasing_speed_limits'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 99149c5336fe91b4c321acafbe9b4bb7230f26f6
[INFO] sha for GitHub repo lambdabear/increasing_speed_limits: 99149c5336fe91b4c321acafbe9b4bb7230f26f6
[INFO] validating manifest of lambdabear/increasing_speed_limits on toolchain master#efe2f32a6b8217425f361ec7c206910c611c03ee
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+efe2f32a6b8217425f361ec7c206910c611c03ee-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of lambdabear/increasing_speed_limits on toolchain try#78b0bd8441ef961f6475e3d47fe3bca38cb83432
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78b0bd8441ef961f6475e3d47fe3bca38cb83432-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing lambdabear/increasing_speed_limits
[INFO] finished frobbing lambdabear/increasing_speed_limits
[INFO] frobbed toml for lambdabear/increasing_speed_limits written to work/ex/pr-60039/sources/master#efe2f32a6b8217425f361ec7c206910c611c03ee/gh/lambdabear/increasing_speed_limits/Cargo.toml
[INFO] started frobbing lambdabear/increasing_speed_limits
[INFO] finished frobbing lambdabear/increasing_speed_limits
[INFO] frobbed toml for lambdabear/increasing_speed_limits written to work/ex/pr-60039/sources/try#78b0bd8441ef961f6475e3d47fe3bca38cb83432/gh/lambdabear/increasing_speed_limits/Cargo.toml
[INFO] crate lambdabear/increasing_speed_limits already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+efe2f32a6b8217425f361ec7c206910c611c03ee-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78b0bd8441ef961f6475e3d47fe3bca38cb83432-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking lambdabear/increasing_speed_limits against try#78b0bd8441ef961f6475e3d47fe3bca38cb83432 for pr-60039
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60039/worker-2/try#78b0bd8441ef961f6475e3d47fe3bca38cb83432:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60039/sources/try#78b0bd8441ef961f6475e3d47fe3bca38cb83432/gh/lambdabear/increasing_speed_limits:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+78b0bd8441ef961f6475e3d47fe3bca38cb83432-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 881872b05b5cc697f6fe515f18e2dae39b0928199fa8d98a4d535b05d2479bb7
[INFO] running `"docker" "start" "-a" "881872b05b5cc697f6fe515f18e2dae39b0928199fa8d98a4d535b05d2479bb7"`
[INFO] [stderr]     Checking increasing-speed-limits v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `j`
[INFO] [stderr]   --> src/lib.rs:48:13
[INFO] [stderr]    |
[INFO] [stderr] 48 |         for j in 0..m {
[INFO] [stderr]    |             ^ help: consider prefixing with an underscore: `_j`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `j`
[INFO] [stderr]   --> src/lib.rs:48:13
[INFO] [stderr]    |
[INFO] [stderr] 48 |         for j in 0..m {
[INFO] [stderr]    |             ^ help: consider prefixing with an underscore: `_j`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `N` should have a snake case name
[INFO] [stderr]   --> src/lib.rs:36:9
[INFO] [stderr]    |
[INFO] [stderr] 36 |     let N = v[0].parse::<u32>().expect("parse error");
[INFO] [stderr]    |         ^ help: convert the identifier to snake case: `n`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(non_snake_case)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `MOD` should have a snake case name
[INFO] [stderr]   --> src/compute.rs:34:9
[INFO] [stderr]    |
[INFO] [stderr] 34 |     let MOD = 1_000_000_007;
[INFO] [stderr]    |         ^^^ help: convert the identifier to snake case: `mod`
[INFO] [stderr] 
[INFO] [stderr] warning: function `test_BIT` should have a snake case name
[INFO] [stderr]   --> src/compute.rs:60:4
[INFO] [stderr]    |
[INFO] [stderr] 60 | fn test_BIT() {
[INFO] [stderr]    |    ^^^^^^^^ help: convert the identifier to snake case: `test_bit`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `N` should have a snake case name
[INFO] [stderr]   --> src/lib.rs:36:9
[INFO] [stderr]    |
[INFO] [stderr] 36 |     let N = v[0].parse::<u32>().expect("parse error");
[INFO] [stderr]    |         ^ help: convert the identifier to snake case: `n`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(non_snake_case)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `MOD` should have a snake case name
[INFO] [stderr]   --> src/compute.rs:34:9
[INFO] [stderr]    |
[INFO] [stderr] 34 |     let MOD = 1_000_000_007;
[INFO] [stderr]    |         ^^^ help: convert the identifier to snake case: `mod`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.17s
[INFO] running `"docker" "inspect" "881872b05b5cc697f6fe515f18e2dae39b0928199fa8d98a4d535b05d2479bb7"`
[INFO] running `"docker" "rm" "-f" "881872b05b5cc697f6fe515f18e2dae39b0928199fa8d98a4d535b05d2479bb7"`
[INFO] [stdout] 881872b05b5cc697f6fe515f18e2dae39b0928199fa8d98a4d535b05d2479bb7