[INFO] updating cached repository proshunsuke/fizzbuzz-rust-ver
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/proshunsuke/fizzbuzz-rust-ver
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/proshunsuke/fizzbuzz-rust-ver" "work/ex/pr-59928/sources/master#df25d79a33b0c82b716699a75a41bfdc6089850a/gh/proshunsuke/fizzbuzz-rust-ver"`
[INFO] [stderr] Cloning into 'work/ex/pr-59928/sources/master#df25d79a33b0c82b716699a75a41bfdc6089850a/gh/proshunsuke/fizzbuzz-rust-ver'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/proshunsuke/fizzbuzz-rust-ver" "work/ex/pr-59928/sources/try#424a4ae163d6517f301cd4048a4b5dd785be5b2f/gh/proshunsuke/fizzbuzz-rust-ver"`
[INFO] [stderr] Cloning into 'work/ex/pr-59928/sources/try#424a4ae163d6517f301cd4048a4b5dd785be5b2f/gh/proshunsuke/fizzbuzz-rust-ver'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 552ff4fc901fddbd1dcbc439f4f114a6af9942c3
[INFO] sha for GitHub repo proshunsuke/fizzbuzz-rust-ver: 552ff4fc901fddbd1dcbc439f4f114a6af9942c3
[INFO] validating manifest of proshunsuke/fizzbuzz-rust-ver on toolchain master#df25d79a33b0c82b716699a75a41bfdc6089850a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+df25d79a33b0c82b716699a75a41bfdc6089850a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of proshunsuke/fizzbuzz-rust-ver on toolchain try#424a4ae163d6517f301cd4048a4b5dd785be5b2f
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+424a4ae163d6517f301cd4048a4b5dd785be5b2f-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing proshunsuke/fizzbuzz-rust-ver
[INFO] finished frobbing proshunsuke/fizzbuzz-rust-ver
[INFO] frobbed toml for proshunsuke/fizzbuzz-rust-ver written to work/ex/pr-59928/sources/master#df25d79a33b0c82b716699a75a41bfdc6089850a/gh/proshunsuke/fizzbuzz-rust-ver/Cargo.toml
[INFO] started frobbing proshunsuke/fizzbuzz-rust-ver
[INFO] finished frobbing proshunsuke/fizzbuzz-rust-ver
[INFO] frobbed toml for proshunsuke/fizzbuzz-rust-ver written to work/ex/pr-59928/sources/try#424a4ae163d6517f301cd4048a4b5dd785be5b2f/gh/proshunsuke/fizzbuzz-rust-ver/Cargo.toml
[INFO] crate proshunsuke/fizzbuzz-rust-ver already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+df25d79a33b0c82b716699a75a41bfdc6089850a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+424a4ae163d6517f301cd4048a4b5dd785be5b2f-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking proshunsuke/fizzbuzz-rust-ver against master#df25d79a33b0c82b716699a75a41bfdc6089850a for pr-59928
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-59928/worker-4/master#df25d79a33b0c82b716699a75a41bfdc6089850a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-59928/sources/master#df25d79a33b0c82b716699a75a41bfdc6089850a/gh/proshunsuke/fizzbuzz-rust-ver:/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" "+df25d79a33b0c82b716699a75a41bfdc6089850a-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] fb65988016168b00b4aeecb7803006efa5c3be871481687b65ea6b4cb992cf65
[INFO] running `"docker" "start" "-a" "fb65988016168b00b4aeecb7803006efa5c3be871481687b65ea6b4cb992cf65"`
[INFO] [stderr]     Checking RustFizzBuzz v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: crate `RustFizzBuzz` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(non_snake_case)] on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `rust_fizz_buzz`
[INFO] [stderr] 
[INFO] [stderr] warning: crate `RustFizzBuzz` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(non_snake_case)] on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `rust_fizz_buzz`
[INFO] [stderr] 
[INFO] [stderr] warning: crate `RustFizzBuzz` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(non_snake_case)] on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `rust_fizz_buzz`
[INFO] [stderr] 
[INFO] [stderr] warning: crate `RustFizzBuzz` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(non_snake_case)] on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `rust_fizz_buzz`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.79s
[INFO] running `"docker" "inspect" "fb65988016168b00b4aeecb7803006efa5c3be871481687b65ea6b4cb992cf65"`
[INFO] running `"docker" "rm" "-f" "fb65988016168b00b4aeecb7803006efa5c3be871481687b65ea6b4cb992cf65"`
[INFO] [stdout] fb65988016168b00b4aeecb7803006efa5c3be871481687b65ea6b4cb992cf65