[INFO] updating cached repository rigma/rukt
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/rigma/rukt
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/rigma/rukt" "work/ex/beta-1.37-6/sources/1.36.0/gh/rigma/rukt"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/rigma/rukt'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/rigma/rukt" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/rigma/rukt"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/rigma/rukt'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 5f32a687a56101dc1f55b4ec059953f387e295ec
[INFO] sha for GitHub repo rigma/rukt: 5f32a687a56101dc1f55b4ec059953f387e295ec
[INFO] validating manifest of rigma/rukt 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 rigma/rukt 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 rigma/rukt
[INFO] finished frobbing rigma/rukt
[INFO] frobbed toml for rigma/rukt written to work/ex/beta-1.37-6/sources/1.36.0/gh/rigma/rukt/Cargo.toml
[INFO] started frobbing rigma/rukt
[INFO] finished frobbing rigma/rukt
[INFO] frobbed toml for rigma/rukt written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/rigma/rukt/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 rigma/rukt 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-7/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/rigma/rukt:/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] d196038dfb035f1a65606bde2777831d2b4677eb2d7a40e743c37446ccdc80ef
[INFO] running `"docker" "start" "-a" "d196038dfb035f1a65606bde2777831d2b4677eb2d7a40e743c37446ccdc80ef"`
[INFO] [stderr]    Compiling rukt v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.13s
[INFO] running `"docker" "inspect" "d196038dfb035f1a65606bde2777831d2b4677eb2d7a40e743c37446ccdc80ef"`
[INFO] running `"docker" "rm" "-f" "d196038dfb035f1a65606bde2777831d2b4677eb2d7a40e743c37446ccdc80ef"`
[INFO] [stdout] d196038dfb035f1a65606bde2777831d2b4677eb2d7a40e743c37446ccdc80ef
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/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/rigma/rukt:/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] 578586c249d76b34858f8ef28653edfe0fb26131cded0d37cbd9793d2a83dca9
[INFO] running `"docker" "start" "-a" "578586c249d76b34858f8ef28653edfe0fb26131cded0d37cbd9793d2a83dca9"`
[INFO] [stderr]    Compiling rukt v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.12s
[INFO] running `"docker" "inspect" "578586c249d76b34858f8ef28653edfe0fb26131cded0d37cbd9793d2a83dca9"`
[INFO] running `"docker" "rm" "-f" "578586c249d76b34858f8ef28653edfe0fb26131cded0d37cbd9793d2a83dca9"`
[INFO] [stdout] 578586c249d76b34858f8ef28653edfe0fb26131cded0d37cbd9793d2a83dca9
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/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/rigma/rukt:/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] 391f1d547b741b0bd3aec07c85b9156528d68fbd0eeed4268a6532547f19e87a
[INFO] running `"docker" "start" "-a" "391f1d547b741b0bd3aec07c85b9156528d68fbd0eeed4268a6532547f19e87a"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rukt-5dbfd9393d30b988
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running /opt/crater/target/debug/deps/main-6d5545f10f2003f1
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rukt
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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] [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" "391f1d547b741b0bd3aec07c85b9156528d68fbd0eeed4268a6532547f19e87a"`
[INFO] running `"docker" "rm" "-f" "391f1d547b741b0bd3aec07c85b9156528d68fbd0eeed4268a6532547f19e87a"`
[INFO] [stdout] 391f1d547b741b0bd3aec07c85b9156528d68fbd0eeed4268a6532547f19e87a