[INFO] fetching crate cranelift-bforest 0.36.0...
[INFO] extracting crate cranelift-bforest 0.36.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/cranelift-bforest/0.36.0
[INFO] extracting crate cranelift-bforest 0.36.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/cranelift-bforest/0.36.0
[INFO] validating manifest of cranelift-bforest-0.36.0 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 cranelift-bforest-0.36.0 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 cranelift-bforest-0.36.0
[INFO] finished frobbing cranelift-bforest-0.36.0
[INFO] frobbed toml for cranelift-bforest-0.36.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/cranelift-bforest/0.36.0/Cargo.toml
[INFO] started frobbing cranelift-bforest-0.36.0
[INFO] finished frobbing cranelift-bforest-0.36.0
[INFO] frobbed toml for cranelift-bforest-0.36.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/cranelift-bforest/0.36.0/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 cranelift-bforest-0.36.0 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-1/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/cranelift-bforest/0.36.0:/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" "+beta-2019-07-23" "build" "--frozen"`
[INFO] [stdout] e88a7d6df87dd363cf09f2df820fd024a93a95c923ec2dffba8828d309ab158b
[INFO] running `"docker" "start" "-a" "e88a7d6df87dd363cf09f2df820fd024a93a95c923ec2dffba8828d309ab158b"`
[INFO] [stderr]    Compiling cranelift-entity v0.36.0
[INFO] [stderr]    Compiling cranelift-bforest v0.36.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.93s
[INFO] running `"docker" "inspect" "e88a7d6df87dd363cf09f2df820fd024a93a95c923ec2dffba8828d309ab158b"`
[INFO] running `"docker" "rm" "-f" "e88a7d6df87dd363cf09f2df820fd024a93a95c923ec2dffba8828d309ab158b"`
[INFO] [stdout] e88a7d6df87dd363cf09f2df820fd024a93a95c923ec2dffba8828d309ab158b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/cranelift-bforest/0.36.0:/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" "+beta-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] bbf74f887d6ebf90215b1446404e726c2fbe9a6b78f35bd11dded5bbe647b8b5
[INFO] running `"docker" "start" "-a" "bbf74f887d6ebf90215b1446404e726c2fbe9a6b78f35bd11dded5bbe647b8b5"`
[INFO] [stderr]    Compiling cranelift-bforest v0.36.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.07s
[INFO] running `"docker" "inspect" "bbf74f887d6ebf90215b1446404e726c2fbe9a6b78f35bd11dded5bbe647b8b5"`
[INFO] running `"docker" "rm" "-f" "bbf74f887d6ebf90215b1446404e726c2fbe9a6b78f35bd11dded5bbe647b8b5"`
[INFO] [stdout] bbf74f887d6ebf90215b1446404e726c2fbe9a6b78f35bd11dded5bbe647b8b5
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/cranelift-bforest/0.36.0:/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" "+beta-2019-07-23" "test" "--frozen"`
[INFO] [stdout] fdccfce0adbe835c2070dab67d497b1182b6dc9a0331aa8d1c8912c6240ff3d4
[INFO] running `"docker" "start" "-a" "fdccfce0adbe835c2070dab67d497b1182b6dc9a0331aa8d1c8912c6240ff3d4"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/cranelift_bforest-bdf71f079398ef93
[INFO] [stdout] 
[INFO] [stdout] running 26 tests
[INFO] [stdout] test map::tests::remove_level1_rightmost ... ok
[INFO] [stdout] test map::tests::split_level0_leaf ... ok
[INFO] [stdout] test map::tests::remove_level1 ... ok
[INFO] [stdout] test map::tests::node_size ... ok
[INFO] [stdout] test map::tests::level3_removes ... ok
[INFO] [stdout] test node::tests::leaf ... ok
[INFO] [stdout] test map::tests::inserting ... ok
[INFO] [stdout] test node::tests::optimal_split_pos ... ok
[INFO] [stdout] test map::tests::split_level1_leaf ... ok
[INFO] [stdout] test path::tests::search_single_leaf ... ok
[INFO] [stdout] test node::tests::inner_balance ... ok
[INFO] [stdout] test path::tests::search_single_inner ... ok
[INFO] [stdout] test node::tests::inner ... ok
[INFO] [stdout] test map::tests::empty ... ok
[INFO] [stdout] test node::tests::leaf_balance ... ok
[INFO] [stdout] test set::tests::node_size ... ok
[INFO] [stdout] test set::tests::empty ... ok
[INFO] [stdout] test tests::comparator ... ok
[INFO] [stdout] test set::tests::two_level_sparse_tree ... ok
[INFO] [stdout] test tests::slice_insertion ... ok
[INFO] [stdout] test set::tests::simple_cursor ... ok
[INFO] [stdout] test tests::slice_shifting ... ok
[INFO] [stdout] test set::tests::three_level_sparse_tree ... ok
[INFO] [stdout] test set::tests::four_level_clear ... ok
[INFO] [stdout] test set::tests::four_level ... ok
[INFO] [stdout] test map::tests::insert_many ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 26 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests cranelift-bforest
[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" "fdccfce0adbe835c2070dab67d497b1182b6dc9a0331aa8d1c8912c6240ff3d4"`
[INFO] running `"docker" "rm" "-f" "fdccfce0adbe835c2070dab67d497b1182b6dc9a0331aa8d1c8912c6240ff3d4"`
[INFO] [stdout] fdccfce0adbe835c2070dab67d497b1182b6dc9a0331aa8d1c8912c6240ff3d4