[INFO] updating cached repository dialogbox/rust-tutorials-sample
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/dialogbox/rust-tutorials-sample
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/dialogbox/rust-tutorials-sample" "work/ex/beta-1.38-1/sources/1.37.0/gh/dialogbox/rust-tutorials-sample"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/dialogbox/rust-tutorials-sample'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/dialogbox/rust-tutorials-sample" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/dialogbox/rust-tutorials-sample"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/dialogbox/rust-tutorials-sample'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 8128f28c4c39e9aa0f9185bc1234904d64c3f3dc
[INFO] sha for GitHub repo dialogbox/rust-tutorials-sample: 8128f28c4c39e9aa0f9185bc1234904d64c3f3dc
[INFO] validating manifest of dialogbox/rust-tutorials-sample 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 dialogbox/rust-tutorials-sample 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 dialogbox/rust-tutorials-sample
[INFO] finished frobbing dialogbox/rust-tutorials-sample
[INFO] frobbed toml for dialogbox/rust-tutorials-sample written to work/ex/beta-1.38-1/sources/1.37.0/gh/dialogbox/rust-tutorials-sample/Cargo.toml
[INFO] started frobbing dialogbox/rust-tutorials-sample
[INFO] finished frobbing dialogbox/rust-tutorials-sample
[INFO] frobbed toml for dialogbox/rust-tutorials-sample written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/dialogbox/rust-tutorials-sample/Cargo.toml
[INFO] crate dialogbox/rust-tutorials-sample 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 dialogbox/rust-tutorials-sample 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-6/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/dialogbox/rust-tutorials-sample:/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] f36717c11b474706c6309bd6928e88c621c76eb748d92ac002491bc73bed1b89
[INFO] running `"docker" "start" "-a" "f36717c11b474706c6309bd6928e88c621c76eb748d92ac002491bc73bed1b89"`
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling tokio-executor v0.1.4
[INFO] [stderr]    Compiling bytes v0.4.9
[INFO] [stderr]    Compiling parking_lot v0.6.3
[INFO] [stderr]    Compiling tokio-threadpool v0.1.6
[INFO] [stderr]    Compiling tokio-current-thread v0.1.1
[INFO] [stderr]    Compiling tokio-timer v0.2.6
[INFO] [stderr]    Compiling mio v0.6.15
[INFO] [stderr]    Compiling tokio-io v0.1.8
[INFO] [stderr]    Compiling mio-uds v0.6.6
[INFO] [stderr]    Compiling tokio-codec v0.1.0
[INFO] [stderr]    Compiling tokio-reactor v0.1.4
[INFO] [stderr]    Compiling tokio-fs v0.1.3
[INFO] [stderr]    Compiling tokio-tcp v0.1.1
[INFO] [stderr]    Compiling tokio-uds v0.2.1
[INFO] [stderr]    Compiling tokio-udp v0.1.2
[INFO] [stderr]    Compiling tokio v0.1.8
[INFO] [stderr]    Compiling hello-futures v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.43s
[INFO] running `"docker" "inspect" "f36717c11b474706c6309bd6928e88c621c76eb748d92ac002491bc73bed1b89"`
[INFO] running `"docker" "rm" "-f" "f36717c11b474706c6309bd6928e88c621c76eb748d92ac002491bc73bed1b89"`
[INFO] [stdout] f36717c11b474706c6309bd6928e88c621c76eb748d92ac002491bc73bed1b89
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/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/dialogbox/rust-tutorials-sample:/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] 7d34229f9c58bd9289da17d6c7b85bef3415b3430a302d2ace93c507ff959eb6
[INFO] running `"docker" "start" "-a" "7d34229f9c58bd9289da17d6c7b85bef3415b3430a302d2ace93c507ff959eb6"`
[INFO] [stderr]    Compiling hello-futures v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.05s
[INFO] running `"docker" "inspect" "7d34229f9c58bd9289da17d6c7b85bef3415b3430a302d2ace93c507ff959eb6"`
[INFO] running `"docker" "rm" "-f" "7d34229f9c58bd9289da17d6c7b85bef3415b3430a302d2ace93c507ff959eb6"`
[INFO] [stdout] 7d34229f9c58bd9289da17d6c7b85bef3415b3430a302d2ace93c507ff959eb6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/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/dialogbox/rust-tutorials-sample:/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] c0c0a6521dcae633a734cdf0c9c20b59ffb08e6acb8fcb9ef06e1d46320a24fc
[INFO] running `"docker" "start" "-a" "c0c0a6521dcae633a734cdf0c9c20b59ffb08e6acb8fcb9ef06e1d46320a24fc"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/hello_futures-18527e94c30aa457
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test sync_timer::test::test_sleep ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/hello_futures-edabf106ed3dc193
[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]    Doc-tests hello-futures
[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" "c0c0a6521dcae633a734cdf0c9c20b59ffb08e6acb8fcb9ef06e1d46320a24fc"`
[INFO] running `"docker" "rm" "-f" "c0c0a6521dcae633a734cdf0c9c20b59ffb08e6acb8fcb9ef06e1d46320a24fc"`
[INFO] [stdout] c0c0a6521dcae633a734cdf0c9c20b59ffb08e6acb8fcb9ef06e1d46320a24fc