[INFO] updating cached repository intrepion/example-x-rust-x-rustbyexample-com-x-cast-inference
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/intrepion/example-x-rust-x-rustbyexample-com-x-cast-inference
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/intrepion/example-x-rust-x-rustbyexample-com-x-cast-inference" "work/ex/beta-1.38-1/sources/1.37.0/gh/intrepion/example-x-rust-x-rustbyexample-com-x-cast-inference"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/intrepion/example-x-rust-x-rustbyexample-com-x-cast-inference'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/intrepion/example-x-rust-x-rustbyexample-com-x-cast-inference" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/intrepion/example-x-rust-x-rustbyexample-com-x-cast-inference"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/intrepion/example-x-rust-x-rustbyexample-com-x-cast-inference'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e4eaf38804ae65b2a627515e55e42f48e20aa5ab
[INFO] sha for GitHub repo intrepion/example-x-rust-x-rustbyexample-com-x-cast-inference: e4eaf38804ae65b2a627515e55e42f48e20aa5ab
[INFO] validating manifest of intrepion/example-x-rust-x-rustbyexample-com-x-cast-inference 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 intrepion/example-x-rust-x-rustbyexample-com-x-cast-inference 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 intrepion/example-x-rust-x-rustbyexample-com-x-cast-inference
[INFO] finished frobbing intrepion/example-x-rust-x-rustbyexample-com-x-cast-inference
[INFO] frobbed toml for intrepion/example-x-rust-x-rustbyexample-com-x-cast-inference written to work/ex/beta-1.38-1/sources/1.37.0/gh/intrepion/example-x-rust-x-rustbyexample-com-x-cast-inference/Cargo.toml
[INFO] started frobbing intrepion/example-x-rust-x-rustbyexample-com-x-cast-inference
[INFO] finished frobbing intrepion/example-x-rust-x-rustbyexample-com-x-cast-inference
[INFO] frobbed toml for intrepion/example-x-rust-x-rustbyexample-com-x-cast-inference written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/intrepion/example-x-rust-x-rustbyexample-com-x-cast-inference/Cargo.toml
[INFO] crate intrepion/example-x-rust-x-rustbyexample-com-x-cast-inference 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] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing intrepion/example-x-rust-x-rustbyexample-com-x-cast-inference against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/intrepion/example-x-rust-x-rustbyexample-com-x-cast-inference:/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-2019-08-13" "build" "--frozen"`
[INFO] [stdout] a588ccb01334139461c90993826dc83505addffd092146def03bd648beec6817
[INFO] running `"docker" "start" "-a" "a588ccb01334139461c90993826dc83505addffd092146def03bd648beec6817"`
[INFO] [stderr]    Compiling example-x-rust-x-rustbyexample-com-x-cast-inference v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `"docker" "inspect" "a588ccb01334139461c90993826dc83505addffd092146def03bd648beec6817"`
[INFO] running `"docker" "rm" "-f" "a588ccb01334139461c90993826dc83505addffd092146def03bd648beec6817"`
[INFO] [stdout] a588ccb01334139461c90993826dc83505addffd092146def03bd648beec6817
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/intrepion/example-x-rust-x-rustbyexample-com-x-cast-inference:/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-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 74e22ccfcf98355864bb178bc3be40f4987fdc979321a1ab14bb1be7614cc2fd
[INFO] running `"docker" "start" "-a" "74e22ccfcf98355864bb178bc3be40f4987fdc979321a1ab14bb1be7614cc2fd"`
[INFO] [stderr]    Compiling example-x-rust-x-rustbyexample-com-x-cast-inference v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `"docker" "inspect" "74e22ccfcf98355864bb178bc3be40f4987fdc979321a1ab14bb1be7614cc2fd"`
[INFO] running `"docker" "rm" "-f" "74e22ccfcf98355864bb178bc3be40f4987fdc979321a1ab14bb1be7614cc2fd"`
[INFO] [stdout] 74e22ccfcf98355864bb178bc3be40f4987fdc979321a1ab14bb1be7614cc2fd
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/intrepion/example-x-rust-x-rustbyexample-com-x-cast-inference:/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-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 0570fd9ec6feaea5d69ff39ee1bcd3d6c3f5787a7a2639ee16e79b963faa60d0
[INFO] running `"docker" "start" "-a" "0570fd9ec6feaea5d69ff39ee1bcd3d6c3f5787a7a2639ee16e79b963faa60d0"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/example_x_rust_x_rustbyexample_com_x_cast_inference-912c807d4c55307d
[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" "0570fd9ec6feaea5d69ff39ee1bcd3d6c3f5787a7a2639ee16e79b963faa60d0"`
[INFO] running `"docker" "rm" "-f" "0570fd9ec6feaea5d69ff39ee1bcd3d6c3f5787a7a2639ee16e79b963faa60d0"`
[INFO] [stdout] 0570fd9ec6feaea5d69ff39ee1bcd3d6c3f5787a7a2639ee16e79b963faa60d0