[INFO] crate d2_iterators 0.1.0 is already in cache
[INFO] extracting crate d2_iterators 0.1.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/d2_iterators/0.1.0
[INFO] extracting crate d2_iterators 0.1.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/d2_iterators/0.1.0
[INFO] validating manifest of d2_iterators-0.1.0 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 d2_iterators-0.1.0 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 d2_iterators-0.1.0
[INFO] finished frobbing d2_iterators-0.1.0
[INFO] frobbed toml for d2_iterators-0.1.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/d2_iterators/0.1.0/Cargo.toml
[INFO] started frobbing d2_iterators-0.1.0
[INFO] finished frobbing d2_iterators-0.1.0
[INFO] frobbed toml for d2_iterators-0.1.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/d2_iterators/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 d2_iterators-0.1.0 against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/d2_iterators/0.1.0:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 4c301292c963a11f3dc3c4489907561d35472c5b192b21ce9e7b40ce7d1aaaef
[INFO] running `"docker" "start" "-a" "4c301292c963a11f3dc3c4489907561d35472c5b192b21ce9e7b40ce7d1aaaef"`
[INFO] [stderr]    Compiling d2_iterators v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `"docker" "inspect" "4c301292c963a11f3dc3c4489907561d35472c5b192b21ce9e7b40ce7d1aaaef"`
[INFO] running `"docker" "rm" "-f" "4c301292c963a11f3dc3c4489907561d35472c5b192b21ce9e7b40ce7d1aaaef"`
[INFO] [stdout] 4c301292c963a11f3dc3c4489907561d35472c5b192b21ce9e7b40ce7d1aaaef
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/d2_iterators/0.1.0:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 7c23876fc1af991294b0ac314b2bd0fe0eee7ea10cc75587d448be1d02965604
[INFO] running `"docker" "start" "-a" "7c23876fc1af991294b0ac314b2bd0fe0eee7ea10cc75587d448be1d02965604"`
[INFO] [stderr]    Compiling d2_iterators v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `"docker" "inspect" "7c23876fc1af991294b0ac314b2bd0fe0eee7ea10cc75587d448be1d02965604"`
[INFO] running `"docker" "rm" "-f" "7c23876fc1af991294b0ac314b2bd0fe0eee7ea10cc75587d448be1d02965604"`
[INFO] [stdout] 7c23876fc1af991294b0ac314b2bd0fe0eee7ea10cc75587d448be1d02965604
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/d2_iterators/0.1.0:/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 5d578ff5792dbf216a31b92587a111aa3a7e10eaf2ae824d7c07a46a48a5fdb1
[INFO] running `"docker" "start" "-a" "5d578ff5792dbf216a31b92587a111aa3a7e10eaf2ae824d7c07a46a48a5fdb1"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/d2_iterators-79c4f90f4a55556e
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test combi::test_skip::test_interleave ... ok
[INFO] [stdout] test combi::test_skip::test_intersperse ... ok
[INFO] [stdout] test combi::test_skip::test_skip_half ... ok
[INFO] [stdout] test combi::test_skip::test_step_by ... ok
[INFO] [stdout] test gen_range::tests::filter ... ok
[INFO] [stdout] test gen_range::tests::gen_test1 ... ok
[INFO] [stdout] test into::test_into::test_into_iter ... ok
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/d2_printout-96c1e1c0eb072f74
[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 d2_iterators
[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" "5d578ff5792dbf216a31b92587a111aa3a7e10eaf2ae824d7c07a46a48a5fdb1"`
[INFO] running `"docker" "rm" "-f" "5d578ff5792dbf216a31b92587a111aa3a7e10eaf2ae824d7c07a46a48a5fdb1"`
[INFO] [stdout] 5d578ff5792dbf216a31b92587a111aa3a7e10eaf2ae824d7c07a46a48a5fdb1