[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-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/gh/lambdabear/increasing_speed_limits"`
[INFO] [stderr] Cloning into 'work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/gh/lambdabear/increasing_speed_limits'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/lambdabear/increasing_speed_limits" "work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/gh/lambdabear/increasing_speed_limits"`
[INFO] [stderr] Cloning into 'work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/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#5f9c0448dde167128d668da4555879f64e56af1d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of lambdabear/increasing_speed_limits on toolchain try#8ec8125bea94852768b56958f05da47666c21ab0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8ec8125bea94852768b56958f05da47666c21ab0-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-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/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-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/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" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking lambdabear/increasing_speed_limits against master#5f9c0448dde167128d668da4555879f64e56af1d for pr-62133
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62133/worker-4/master#5f9c0448dde167128d668da4555879f64e56af1d:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/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" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 29918edb1fc2b2660377fcb2a3d4890d08ed13f6e760237bf7b2207f107140e4
[INFO] running `"docker" "start" "-a" "29918edb1fc2b2660377fcb2a3d4890d08ed13f6e760237bf7b2207f107140e4"`
[INFO] [stderr]     Checking increasing-speed-limits v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:29:46
[INFO] [stderr]    |
[INFO] [stderr] 29 | pub fn run(config: Config) -> Result<(), Box<Error>> {
[INFO] [stderr]    |                                              ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:29:46
[INFO] [stderr]    |
[INFO] [stderr] 29 | pub fn run(config: Config) -> Result<(), Box<Error>> {
[INFO] [stderr]    |                                              ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] 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: 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]     Finished dev [unoptimized + debuginfo] target(s) in 1.91s
[INFO] running `"docker" "inspect" "29918edb1fc2b2660377fcb2a3d4890d08ed13f6e760237bf7b2207f107140e4"`
[INFO] running `"docker" "rm" "-f" "29918edb1fc2b2660377fcb2a3d4890d08ed13f6e760237bf7b2207f107140e4"`
[INFO] [stdout] 29918edb1fc2b2660377fcb2a3d4890d08ed13f6e760237bf7b2207f107140e4