[INFO] updating cached repository xorkevin/RustTest
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/xorkevin/RustTest
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/xorkevin/RustTest" "work/ex/beta-1.38-1/sources/1.37.0/gh/xorkevin/RustTest"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/xorkevin/RustTest'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/xorkevin/RustTest" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/xorkevin/RustTest"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/xorkevin/RustTest'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b776bef771fa9b296163755f23496a279f5d76b4
[INFO] sha for GitHub repo xorkevin/RustTest: b776bef771fa9b296163755f23496a279f5d76b4
[INFO] validating manifest of xorkevin/RustTest on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of xorkevin/RustTest on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing xorkevin/RustTest
[INFO] finished frobbing xorkevin/RustTest
[INFO] frobbed toml for xorkevin/RustTest written to work/ex/beta-1.38-1/sources/1.37.0/gh/xorkevin/RustTest/Cargo.toml
[INFO] started frobbing xorkevin/RustTest
[INFO] finished frobbing xorkevin/RustTest
[INFO] frobbed toml for xorkevin/RustTest written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/xorkevin/RustTest/Cargo.toml
[INFO] crate xorkevin/RustTest already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/xorkevin/RustTest/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing xorkevin/RustTest against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/xorkevin/RustTest:/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=warn" "-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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 74b28068511e66ca4e04b99be2349134b4c336785d42c7d48c8499a35d6fec10
[INFO] running `"docker" "start" "-a" "74b28068511e66ca4e04b99be2349134b4c336785d42c7d48c8499a35d6fec10"`
[INFO] [stderr]    Compiling rustTest v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: crate `rustTest` 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_test`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `"docker" "inspect" "74b28068511e66ca4e04b99be2349134b4c336785d42c7d48c8499a35d6fec10"`
[INFO] running `"docker" "rm" "-f" "74b28068511e66ca4e04b99be2349134b4c336785d42c7d48c8499a35d6fec10"`
[INFO] [stdout] 74b28068511e66ca4e04b99be2349134b4c336785d42c7d48c8499a35d6fec10
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/xorkevin/RustTest:/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=warn" "-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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 111d42cfcce6ac742c191d0614a70caba81a806c49d89c8f5411d0b6b636763b
[INFO] running `"docker" "start" "-a" "111d42cfcce6ac742c191d0614a70caba81a806c49d89c8f5411d0b6b636763b"`
[INFO] [stderr]    Compiling rustTest v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: crate `rustTest` 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_test`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `"docker" "inspect" "111d42cfcce6ac742c191d0614a70caba81a806c49d89c8f5411d0b6b636763b"`
[INFO] running `"docker" "rm" "-f" "111d42cfcce6ac742c191d0614a70caba81a806c49d89c8f5411d0b6b636763b"`
[INFO] [stdout] 111d42cfcce6ac742c191d0614a70caba81a806c49d89c8f5411d0b6b636763b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/xorkevin/RustTest:/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=warn" "-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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 37ebb2af8eef790ab3fa13e61397f6ac14930dcc7cfb76d89bc182020f88ce69
[INFO] running `"docker" "start" "-a" "37ebb2af8eef790ab3fa13e61397f6ac14930dcc7cfb76d89bc182020f88ce69"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rustTest-9a28a45730ac99b2
[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" "37ebb2af8eef790ab3fa13e61397f6ac14930dcc7cfb76d89bc182020f88ce69"`
[INFO] running `"docker" "rm" "-f" "37ebb2af8eef790ab3fa13e61397f6ac14930dcc7cfb76d89bc182020f88ce69"`
[INFO] [stdout] 37ebb2af8eef790ab3fa13e61397f6ac14930dcc7cfb76d89bc182020f88ce69