[INFO] crate netbuf 0.4.1 is already in cache
[INFO] extracting crate netbuf 0.4.1 into work/ex/beta-1.37-6/sources/1.36.0/reg/netbuf/0.4.1
[INFO] extracting crate netbuf 0.4.1 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/netbuf/0.4.1
[INFO] validating manifest of netbuf-0.4.1 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 netbuf-0.4.1 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 netbuf-0.4.1
[INFO] finished frobbing netbuf-0.4.1
[INFO] frobbed toml for netbuf-0.4.1 written to work/ex/beta-1.37-6/sources/1.36.0/reg/netbuf/0.4.1/Cargo.toml
[INFO] started frobbing netbuf-0.4.1
[INFO] finished frobbing netbuf-0.4.1
[INFO] frobbed toml for netbuf-0.4.1 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/netbuf/0.4.1/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 netbuf-0.4.1 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-5/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/netbuf/0.4.1:/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" "+beta-2019-07-23" "build" "--frozen"`
[INFO] [stdout] e84e7adbaedc8a7a321f08ff9ccfdc115213ea2ffd76af608c7469b7dbb2bf35
[INFO] running `"docker" "start" "-a" "e84e7adbaedc8a7a321f08ff9ccfdc115213ea2ffd76af608c7469b7dbb2bf35"`
[INFO] [stderr]    Compiling netbuf v0.4.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `"docker" "inspect" "e84e7adbaedc8a7a321f08ff9ccfdc115213ea2ffd76af608c7469b7dbb2bf35"`
[INFO] running `"docker" "rm" "-f" "e84e7adbaedc8a7a321f08ff9ccfdc115213ea2ffd76af608c7469b7dbb2bf35"`
[INFO] [stdout] e84e7adbaedc8a7a321f08ff9ccfdc115213ea2ffd76af608c7469b7dbb2bf35
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/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/netbuf/0.4.1:/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" "+beta-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] 98ef447e35aac9c456d18ea3d437e3137b123def36c97c0be5574d69de2efb20
[INFO] running `"docker" "start" "-a" "98ef447e35aac9c456d18ea3d437e3137b123def36c97c0be5574d69de2efb20"`
[INFO] [stderr]    Compiling mockstream v0.0.2
[INFO] [stderr]    Compiling netbuf v0.4.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.25s
[INFO] running `"docker" "inspect" "98ef447e35aac9c456d18ea3d437e3137b123def36c97c0be5574d69de2efb20"`
[INFO] running `"docker" "rm" "-f" "98ef447e35aac9c456d18ea3d437e3137b123def36c97c0be5574d69de2efb20"`
[INFO] [stdout] 98ef447e35aac9c456d18ea3d437e3137b123def36c97c0be5574d69de2efb20
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/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/netbuf/0.4.1:/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" "+beta-2019-07-23" "test" "--frozen"`
[INFO] [stdout] d16eb507c2237d232095b06344783479bdd7acebf916f5b8a06bc82d33cd37e9
[INFO] running `"docker" "start" "-a" "d16eb507c2237d232095b06344783479bdd7acebf916f5b8a06bc82d33cd37e9"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/netbuf-61df9c8f072af024
[INFO] [stdout] 
[INFO] [stdout] running 32 tests
[INFO] [stdout] test buf::test::consume_all ... ok
[INFO] [stdout] test buf::test::consume_ranges ... ok
[INFO] [stdout] test buf::test::empty_write_to_empty ... ok
[INFO] [stdout] test buf::test::extend_consume_extend ... ok
[INFO] [stdout] test buf::test::consumed_into ... ok
[INFO] [stdout] test buf::test::extend_empty ... ok
[INFO] [stdout] test buf::test::extend_consume_write ... ok
[INFO] [stdout] test buf::test::index_mut ... ok
[INFO] [stdout] test buf::test::into ... ok
[INFO] [stdout] test buf::test::empty ... ok
[INFO] [stdout] test buf::test::get_mut ... ok
[INFO] [stdout] test buf::test::get ... ok
[INFO] [stdout] test buf::test::ranges ... ok
[INFO] [stdout] test buf::test::index ... ok
[INFO] [stdout] test buf::test::extend_write ... ok
[INFO] [stdout] test buf::test::mut_ranges ... ok
[INFO] [stdout] test buf::test::read_from ... ok
[INFO] [stdout] test buf::test::read_max_from_err ... ok
[INFO] [stdout] test buf::test::read_from_empty ... ok
[INFO] [stdout] test buf::test::read_max_from_empty ... ok
[INFO] [stdout] test buf::test::read_from_err ... ok
[INFO] [stdout] test buf::test::split_off_realloc_self ... ok
[INFO] [stdout] test buf::test::read_max_from ... ok
[INFO] [stdout] test buf::test::two_reads ... ok
[INFO] [stdout] test buf::test::two_extends ... ok
[INFO] [stdout] test buf::test::write_extend ... ok
[INFO] [stdout] test buf::test::split_off_alloc_tail ... ok
[INFO] [stdout] test buf::test::size32 ... ok
[INFO] [stdout] test buf::test::two_writes ... ok
[INFO] [stdout] test buf::test::remove_ranges ... ok
[INFO] [stdout] test buf::test::write_to ... ok
[INFO] [stdout] test buf::test::realloc ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 32 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests netbuf
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/buf.rs - buf::Buf::remove_range (line 173) ... ignored
[INFO] [stdout] test src/buf.rs - buf::Buf::split_off (line 369) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "d16eb507c2237d232095b06344783479bdd7acebf916f5b8a06bc82d33cd37e9"`
[INFO] running `"docker" "rm" "-f" "d16eb507c2237d232095b06344783479bdd7acebf916f5b8a06bc82d33cd37e9"`
[INFO] [stdout] d16eb507c2237d232095b06344783479bdd7acebf916f5b8a06bc82d33cd37e9