[INFO] crate futures-core 0.2.1 is already in cache
[INFO] extracting crate futures-core 0.2.1 into work/ex/beta-1.37-6/sources/1.36.0/reg/futures-core/0.2.1
[INFO] extracting crate futures-core 0.2.1 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/futures-core/0.2.1
[INFO] validating manifest of futures-core-0.2.1 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 futures-core-0.2.1 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 futures-core-0.2.1
[INFO] finished frobbing futures-core-0.2.1
[INFO] frobbed toml for futures-core-0.2.1 written to work/ex/beta-1.37-6/sources/1.36.0/reg/futures-core/0.2.1/Cargo.toml
[INFO] started frobbing futures-core-0.2.1
[INFO] finished frobbing futures-core-0.2.1
[INFO] frobbed toml for futures-core-0.2.1 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/futures-core/0.2.1/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 futures-core-0.2.1 against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/futures-core/0.2.1:/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] 910553520a306b4642b92342bf1ada10c8d46326048f9b0e734d4255b44ade12
[INFO] running `"docker" "start" "-a" "910553520a306b4642b92342bf1ada10c8d46326048f9b0e734d4255b44ade12"`
[INFO] [stderr]    Compiling futures-core v0.2.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `"docker" "inspect" "910553520a306b4642b92342bf1ada10c8d46326048f9b0e734d4255b44ade12"`
[INFO] running `"docker" "rm" "-f" "910553520a306b4642b92342bf1ada10c8d46326048f9b0e734d4255b44ade12"`
[INFO] [stdout] 910553520a306b4642b92342bf1ada10c8d46326048f9b0e734d4255b44ade12
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/futures-core/0.2.1:/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 105d4fcd8911a3c961dfc2d071880adf3c2b863665f427f7e7e42504f8f30890
[INFO] running `"docker" "start" "-a" "105d4fcd8911a3c961dfc2d071880adf3c2b863665f427f7e7e42504f8f30890"`
[INFO] [stderr]    Compiling futures-core v0.2.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `"docker" "inspect" "105d4fcd8911a3c961dfc2d071880adf3c2b863665f427f7e7e42504f8f30890"`
[INFO] running `"docker" "rm" "-f" "105d4fcd8911a3c961dfc2d071880adf3c2b863665f427f7e7e42504f8f30890"`
[INFO] [stdout] 105d4fcd8911a3c961dfc2d071880adf3c2b863665f427f7e7e42504f8f30890
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/futures-core/0.2.1:/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] c3d92fbd63b4533700d66afc296e5f2f2827d0132005cef633246b18a1edd23e
[INFO] running `"docker" "start" "-a" "c3d92fbd63b4533700d66afc296e5f2f2827d0132005cef633246b18a1edd23e"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/futures_core-4b9e8a1c129b7e53
[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 futures-core
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/task/wake.rs - task::wake::UnsafeWake::drop_raw (line 51) ... ignored
[INFO] [stdout] test src/task/atomic_waker.rs - task::atomic_waker::AtomicWaker::register (line 172) ... ok
[INFO] [stdout] test src/future/result.rs - future::result_::err (line 55) ... ok
[INFO] [stdout] test src/future/result.rs - future::result_::result (line 28) ... ok
[INFO] [stdout] test src/future/result.rs - future::result_::ok (line 42) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "c3d92fbd63b4533700d66afc296e5f2f2827d0132005cef633246b18a1edd23e"`
[INFO] running `"docker" "rm" "-f" "c3d92fbd63b4533700d66afc296e5f2f2827d0132005cef633246b18a1edd23e"`
[INFO] [stdout] c3d92fbd63b4533700d66afc296e5f2f2827d0132005cef633246b18a1edd23e