[INFO] updating cached repository shautvast/expr_parser
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/shautvast/expr_parser
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/shautvast/expr_parser" "work/ex/beta-1.37-6/sources/1.36.0/gh/shautvast/expr_parser"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/shautvast/expr_parser'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/shautvast/expr_parser" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/shautvast/expr_parser"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/shautvast/expr_parser'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 373c245f049896c60c91a829e60e95fff309757f
[INFO] sha for GitHub repo shautvast/expr_parser: 373c245f049896c60c91a829e60e95fff309757f
[INFO] validating manifest of shautvast/expr_parser on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of shautvast/expr_parser on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing shautvast/expr_parser
[INFO] finished frobbing shautvast/expr_parser
[INFO] frobbed toml for shautvast/expr_parser written to work/ex/beta-1.37-6/sources/1.36.0/gh/shautvast/expr_parser/Cargo.toml
[INFO] started frobbing shautvast/expr_parser
[INFO] finished frobbing shautvast/expr_parser
[INFO] frobbed toml for shautvast/expr_parser written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/shautvast/expr_parser/Cargo.toml
[INFO] crate shautvast/expr_parser already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing shautvast/expr_parser against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/shautvast/expr_parser:/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" "+beta-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 662537f15d33fa82fe4facdb57a02cb8955777f958cdbf0a1f731fa632ed823d
[INFO] running `"docker" "start" "-a" "662537f15d33fa82fe4facdb57a02cb8955777f958cdbf0a1f731fa632ed823d"`
[INFO] [stderr]    Compiling ExpressionParser v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: crate `ExpressionParser` 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: `expression_parser`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `"docker" "inspect" "662537f15d33fa82fe4facdb57a02cb8955777f958cdbf0a1f731fa632ed823d"`
[INFO] running `"docker" "rm" "-f" "662537f15d33fa82fe4facdb57a02cb8955777f958cdbf0a1f731fa632ed823d"`
[INFO] [stdout] 662537f15d33fa82fe4facdb57a02cb8955777f958cdbf0a1f731fa632ed823d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/shautvast/expr_parser:/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" "+beta-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] b0539c19265acf3f402f87875df7f31aacfd4f7d28fc97cdbb24a3e164d878a4
[INFO] running `"docker" "start" "-a" "b0539c19265acf3f402f87875df7f31aacfd4f7d28fc97cdbb24a3e164d878a4"`
[INFO] [stderr]    Compiling ExpressionParser v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: crate `ExpressionParser` 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: `expression_parser`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.70s
[INFO] running `"docker" "inspect" "b0539c19265acf3f402f87875df7f31aacfd4f7d28fc97cdbb24a3e164d878a4"`
[INFO] running `"docker" "rm" "-f" "b0539c19265acf3f402f87875df7f31aacfd4f7d28fc97cdbb24a3e164d878a4"`
[INFO] [stdout] b0539c19265acf3f402f87875df7f31aacfd4f7d28fc97cdbb24a3e164d878a4
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/shautvast/expr_parser:/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" "+beta-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 51d67e45f2e9f2c37f38f4e569d8021bed9e00e6a365594ddd7cd62412f62bb4
[INFO] running `"docker" "start" "-a" "51d67e45f2e9f2c37f38f4e569d8021bed9e00e6a365594ddd7cd62412f62bb4"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/ExpressionParser-4009ffbe36f467a0
[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" "51d67e45f2e9f2c37f38f4e569d8021bed9e00e6a365594ddd7cd62412f62bb4"`
[INFO] running `"docker" "rm" "-f" "51d67e45f2e9f2c37f38f4e569d8021bed9e00e6a365594ddd7cd62412f62bb4"`
[INFO] [stdout] 51d67e45f2e9f2c37f38f4e569d8021bed9e00e6a365594ddd7cd62412f62bb4