[INFO] updating cached repository https://github.com/proshunsuke/fizzbuzz-rust-ver
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 552ff4fc901fddbd1dcbc439f4f114a6af9942c3
[INFO] testing proshunsuke/fizzbuzz-rust-ver against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fproshunsuke%2Ffizzbuzz-rust-ver" "work/builds/worker-6/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/proshunsuke/fizzbuzz-rust-ver on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/proshunsuke/fizzbuzz-rust-ver
[INFO] finished tweaking git repo https://github.com/proshunsuke/fizzbuzz-rust-ver
[INFO] tweaked toml for git repo https://github.com/proshunsuke/fizzbuzz-rust-ver written to work/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/proshunsuke/fizzbuzz-rust-ver already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] e6fbff1a5958a68a3c9852dd89dcd3abbc8e4c0e6c53ff36dfcacfe239d0e5c0
[INFO] running `"docker" "start" "-a" "e6fbff1a5958a68a3c9852dd89dcd3abbc8e4c0e6c53ff36dfcacfe239d0e5c0"`
[INFO] [stderr]    Compiling RustFizzBuzz v0.1.0 (/opt/rustwide/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]     Finished dev [unoptimized + debuginfo] target(s) in 1.18s
[INFO] running `"docker" "inspect" "e6fbff1a5958a68a3c9852dd89dcd3abbc8e4c0e6c53ff36dfcacfe239d0e5c0"`
[INFO] running `"docker" "rm" "-f" "e6fbff1a5958a68a3c9852dd89dcd3abbc8e4c0e6c53ff36dfcacfe239d0e5c0"`
[INFO] [stdout] e6fbff1a5958a68a3c9852dd89dcd3abbc8e4c0e6c53ff36dfcacfe239d0e5c0
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 03f4bc3287c4788d25d08a8d472fba7b039456596385ce54dbb8e4b7a81d6ef1
[INFO] running `"docker" "start" "-a" "03f4bc3287c4788d25d08a8d472fba7b039456596385ce54dbb8e4b7a81d6ef1"`
[INFO] [stderr]    Compiling RustFizzBuzz v0.1.0 (/opt/rustwide/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]     Finished dev [unoptimized + debuginfo] target(s) in 0.59s
[INFO] running `"docker" "inspect" "03f4bc3287c4788d25d08a8d472fba7b039456596385ce54dbb8e4b7a81d6ef1"`
[INFO] running `"docker" "rm" "-f" "03f4bc3287c4788d25d08a8d472fba7b039456596385ce54dbb8e4b7a81d6ef1"`
[INFO] [stdout] 03f4bc3287c4788d25d08a8d472fba7b039456596385ce54dbb8e4b7a81d6ef1
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen"`
[INFO] [stdout] c1bbbe376807a0398e9f88eb99c67b57ee052cb540b742d284ed2f1c51ff42d3
[INFO] running `"docker" "start" "-a" "c1bbbe376807a0398e9f88eb99c67b57ee052cb540b742d284ed2f1c51ff42d3"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/RustFizzBuzz-403fdd36bf19fc09
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/RustFizzBuzz-5eede1fe19596ccc
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/test_rust_fizzbuzz-537c89fe331d6e09
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test _15is_fizzbuzz ... ok
[INFO] [stdout] test _1is_1 ... ok
[INFO] [stdout] test _3is_fizz ... ok
[INFO] [stdout] test _5is_buzz ... ok
[INFO] [stdout] test can_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests RustFizzBuzz
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "c1bbbe376807a0398e9f88eb99c67b57ee052cb540b742d284ed2f1c51ff42d3"`
[INFO] running `"docker" "rm" "-f" "c1bbbe376807a0398e9f88eb99c67b57ee052cb540b742d284ed2f1c51ff42d3"`
[INFO] [stdout] c1bbbe376807a0398e9f88eb99c67b57ee052cb540b742d284ed2f1c51ff42d3