[INFO] crate zbuf 0.1.2 is already in cache
[INFO] extracting crate zbuf 0.1.2 into work/ex/beta-1.37-6/sources/1.36.0/reg/zbuf/0.1.2
[INFO] extracting crate zbuf 0.1.2 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/zbuf/0.1.2
[INFO] validating manifest of zbuf-0.1.2 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 zbuf-0.1.2 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 zbuf-0.1.2
[INFO] removed 0 missing tests
[INFO] finished frobbing zbuf-0.1.2
[INFO] frobbed toml for zbuf-0.1.2 written to work/ex/beta-1.37-6/sources/1.36.0/reg/zbuf/0.1.2/Cargo.toml
[INFO] started frobbing zbuf-0.1.2
[INFO] removed 0 missing tests
[INFO] finished frobbing zbuf-0.1.2
[INFO] frobbed toml for zbuf-0.1.2 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/zbuf/0.1.2/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] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing zbuf-0.1.2 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-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/zbuf/0.1.2:/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] 6b3aa064eb24c4ea0ddd215e9c94966e8c3525842445cf1d48d595b7cc8eed29
[INFO] running `"docker" "start" "-a" "6b3aa064eb24c4ea0ddd215e9c94966e8c3525842445cf1d48d595b7cc8eed29"`
[INFO] [stderr]    Compiling zbuf v0.1.2 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `"docker" "inspect" "6b3aa064eb24c4ea0ddd215e9c94966e8c3525842445cf1d48d595b7cc8eed29"`
[INFO] running `"docker" "rm" "-f" "6b3aa064eb24c4ea0ddd215e9c94966e8c3525842445cf1d48d595b7cc8eed29"`
[INFO] [stdout] 6b3aa064eb24c4ea0ddd215e9c94966e8c3525842445cf1d48d595b7cc8eed29
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/zbuf/0.1.2:/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] 464aadb4aa10404d0756a308a6fbd777d4ce9accb3821fb50524f5b9d6b4a497
[INFO] running `"docker" "start" "-a" "464aadb4aa10404d0756a308a6fbd777d4ce9accb3821fb50524f5b9d6b4a497"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] [stderr]    Compiling zbuf v0.1.2 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead
[INFO] [stderr]    --> tests.rs:11:9
[INFO] [stderr]     |
[INFO] [stderr] 11  |     use std::ascii::AsciiExt;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 230 |     common_tests!(BytesBuf);
[INFO] [stderr]     |     ------------------------ in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead
[INFO] [stderr]    --> tests.rs:11:9
[INFO] [stderr]     |
[INFO] [stderr] 11  |     use std::ascii::AsciiExt;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 292 |     common_tests!(StrBuf);
[INFO] [stderr]     |     ---------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::ascii::AsciiExt`
[INFO] [stderr]    --> tests.rs:11:9
[INFO] [stderr]     |
[INFO] [stderr] 11  |     use std::ascii::AsciiExt;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 230 |     common_tests!(BytesBuf);
[INFO] [stderr]     |     ------------------------ in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::ascii::AsciiExt`
[INFO] [stderr]    --> tests.rs:11:9
[INFO] [stderr]     |
[INFO] [stderr] 11  |     use std::ascii::AsciiExt;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 292 |     common_tests!(StrBuf);
[INFO] [stderr]     |     ---------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.06s
[INFO] running `"docker" "inspect" "464aadb4aa10404d0756a308a6fbd777d4ce9accb3821fb50524f5b9d6b4a497"`
[INFO] running `"docker" "rm" "-f" "464aadb4aa10404d0756a308a6fbd777d4ce9accb3821fb50524f5b9d6b4a497"`
[INFO] [stdout] 464aadb4aa10404d0756a308a6fbd777d4ce9accb3821fb50524f5b9d6b4a497
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/zbuf/0.1.2:/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] a7d289fe7e52cf53cb4182aff5996d69643c4abcbdb2e76f2fd53410957fa223
[INFO] running `"docker" "start" "-a" "a7d289fe7e52cf53cb4182aff5996d69643c4abcbdb2e76f2fd53410957fa223"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/print_cfg-7d9a87fbe726834a
[INFO] [stdout] Little-endian
[INFO] [stdout] 64-bit
[INFO] [stderr]      Running /opt/crater/target/debug/deps/tests-848cfcba2b61f938
[INFO] [stdout] 
[INFO] [stdout] running 57 tests
[INFO] [stdout] test bytes_buf::new ... ok
[INFO] [stdout] test bytes_buf::deref_mut_make_ascii_lowercase ... ok
[INFO] [stdout] test bytes_buf::deref_mut ... ok
[INFO] [stdout] test bytes_buf::pop_back ... ok
[INFO] [stdout] test bytes_buf::len ... ok
[INFO] [stdout] test bytes_buf::clear ... ok
[INFO] [stdout] test bytes_buf::push_buf ... ok
[INFO] [stdout] test bytes_buf::debug ... ok
[INFO] [stdout] test bytes_buf::push_slice ... ok
[INFO] [stdout] test bytes_buf::reserve ... ok
[INFO] [stdout] test bytes_buf::pop_front ... ok
[INFO] [stdout] test bytes_buf::read_into_unititialized_tail_from ... ok
[INFO] [stdout] test bytes_buf::split_off ... ok
[INFO] [stdout] test bytes_buf::truncate ... ok
[INFO] [stdout] test bytes_buf::with_capacity ... ok
[INFO] [stdout] test bytes_buf::pop_back_out_of_bounds ... ok
[INFO] [stdout] test bytes_buf::write_to_uninitialized_tail ... ok
[INFO] [stdout] test bytes_buf::pop_front_out_of_bounds_inline ... ok
[INFO] [stdout] test bytes_buf::pop_back_out_of_bounds_inline ... ok
[INFO] [stdout] test bytes_buf::reserve_overflow ... ok
[INFO] [stdout] test bytes_buf::pop_front_out_of_bounds ... ok
[INFO] [stdout] test bytes_buf::write_to_zeroed_tail ... ok
[INFO] [stdout] test str_buf::clear ... ok
[INFO] [stdout] test str_buf::deref_mut_make_ascii_lowercase ... ok
[INFO] [stdout] test str_buf::from_utf8 ... ok
[INFO] [stdout] test str_buf::debug ... ok
[INFO] [stdout] test str_buf::from_utf8_lossy ... ok
[INFO] [stdout] test str_buf::new ... ok
[INFO] [stdout] test str_buf::len ... ok
[INFO] [stdout] test bytes_buf::split_off_out_of_bounds_inline ... ok
[INFO] [stdout] test bytes_buf::split_off_out_of_bounds ... ok
[INFO] [stdout] test str_buf::pop_back ... ok
[INFO] [stdout] test str_buf::pop_front_out_of_bounds_inline ... ok
[INFO] [stdout] test str_buf::push_buf ... ok
[INFO] [stdout] test str_buf::push_char ... ok
[INFO] [stdout] test str_buf::push_str ... ok
[INFO] [stdout] test str_buf::reserve ... ok
[INFO] [stdout] test str_buf::reserve_overflow ... ok
[INFO] [stdout] test str_buf::split_off ... ok
[INFO] [stdout] test str_buf::split_off_out_of_bounds ... ok
[INFO] [stdout] test str_buf::split_off_out_of_bounds_inline ... ok
[INFO] [stdout] test str_buf::truncate ... ok
[INFO] [stdout] test str_buf::with_capacity ... ok
[INFO] [stdout] test str_buf::pop_front_out_of_bounds ... ok
[INFO] [stdout] test str_buf::with_capacity_overflow ... ok
[INFO] [stdout] test str_buf::write_to_uninitialized_tail_out_of_bounds ... ok
[INFO] [stdout] test str_buf::write_to_zeroed_tail ... ok
[INFO] [stdout] test bytes_buf::write_to_zeroed_tail_out_of_bounds ... ok
[INFO] [stdout] test str_buf::pop_back_out_of_bounds ... ok
[INFO] [stdout] test bytes_buf::with_capacity_overflow ... ok
[INFO] [stdout] test str_buf::pop_front ... ok
[INFO] [stdout] test str_buf::pop_back_out_of_bounds_inline ... ok
[INFO] [stdout] test utf8_decoder::lossy ... ok
[INFO] [stdout] test utf8_decoder::strict ... ok
[INFO] [stdout] test str_buf::write_to_uninitialized_tail ... ok
[INFO] [stdout] test bytes_buf::write_to_uninitialized_tail_out_of_bounds ... ok
[INFO] [stdout] test str_buf::write_to_zeroed_tail_out_of_bounds ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 57 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests zbuf
[INFO] [stdout] 
[INFO] [stdout] running 38 tests
[INFO] [stdout] test bytesbuf.rs - bytesbuf::BytesBuf::pop_back (line 274) ... ok
[INFO] [stdout] test bytesbuf.rs - bytesbuf::BytesBuf::clear (line 327) ... ok
[INFO] [stdout] test bytesbuf.rs - bytesbuf::BytesBuf::push_buf (line 566) ... ok
[INFO] [stdout] test bytesbuf.rs - bytesbuf::BytesBuf::len (line 144) ... ok
[INFO] [stdout] test bytesbuf.rs - bytesbuf::BytesBuf::capacity (line 210) ... ok
[INFO] [stdout] test bytesbuf.rs - bytesbuf::BytesBuf::pop_front (line 242) ... ok
[INFO] [stdout] test bytesbuf.rs - bytesbuf::BytesBuf::push_slice (line 544) ... ok
[INFO] [stdout] test bytesbuf.rs - bytesbuf::BytesBuf::is_empty (line 160) ... ok
[INFO] [stdout] test bytesbuf.rs - bytesbuf::BytesBuf::reserve (line 380) ... ok
[INFO] [stdout] test bytesbuf.rs - bytesbuf::BytesBuf::read_into_unititialized_tail_from (line 505) ... ok
[INFO] [stdout] test bytesbuf.rs - bytesbuf::BytesBuf::with_capacity (line 118) ... ok
[INFO] [stdout] test bytesbuf.rs - bytesbuf::BytesBuf::truncate (line 346) ... ok
[INFO] [stdout] test strbuf.rs - strbuf::StrBuf::as_bytes_buf (line 180) ... ok
[INFO] [stdout] test bytesbuf.rs - bytesbuf::BytesBuf::split_off (line 299) ... ok
[INFO] [stdout] test bytesbuf.rs - bytesbuf::BytesBuf::write_to_zeroed_tail (line 465) ... ok
[INFO] [stdout] test bytesbuf.rs - bytesbuf::BytesBuf::write_to_uninitialized_tail (line 423) ... ok
[INFO] [stdout] test strbuf.rs - strbuf::StrBuf::capacity (line 226) ... ok
[INFO] [stdout] test strbuf.rs - strbuf::StrBuf::from_utf8 (line 54) ... ok
[INFO] [stdout] test strbuf.rs - strbuf::StrBuf::clear (line 309) ... ok
[INFO] [stdout] test strbuf.rs - strbuf::StrBuf::from_utf8_unchecked (line 81) ... ok
[INFO] [stdout] test strbuf.rs - strbuf::StrBuf::from_utf8_lossy (line 105) ... ok
[INFO] [stdout] test strbuf.rs - strbuf::StrBuf::from_utf8_iter (line 125) ... ok
[INFO] [stdout] test strbuf.rs - strbuf::StrBuf::from_utf8_iter_lossy (line 155) ... ok
[INFO] [stdout] test strbuf.rs - strbuf::StrBuf::is_empty (line 211) ... ok
[INFO] [stdout] test strbuf.rs - strbuf::StrBuf::len (line 198) ... ok
[INFO] [stdout] test strbuf.rs - strbuf::StrBuf::pop_back (line 266) ... ok
[INFO] [stdout] test strbuf.rs - strbuf::StrBuf::push_str (line 479) ... ok
[INFO] [stdout] test strbuf.rs - strbuf::StrBuf::reserve (line 354) ... ok
[INFO] [stdout] test strbuf.rs - strbuf::StrBuf::pop_front (line 245) ... ok
[INFO] [stdout] test strbuf.rs - strbuf::StrBuf::push_buf (line 516) ... ok
[INFO] [stdout] test strbuf.rs - strbuf::StrBuf::push_char (line 497) ... ok
[INFO] [stdout] test strbuf.rs - strbuf::StrBuf::truncate (line 332) ... ok
[INFO] [stdout] test strbuf.rs - strbuf::StrBuf::split_off (line 291) ... ok
[INFO] [stdout] test strbuf.rs - strbuf::StrBuf::with_capacity (line 33) ... ok
[INFO] [stdout] test utf8_decoder.rs - utf8_decoder::LossyUtf8Decoder (line 34) ... ok
[INFO] [stdout] test strbuf.rs - strbuf::StrBuf::write_to_uninitialized_tail (line 390) ... ok
[INFO] [stdout] test strbuf.rs - strbuf::StrBuf::write_to_zeroed_tail (line 439) ... ok
[INFO] [stdout] test utf8_decoder.rs - utf8_decoder::StrictUtf8Decoder (line 121) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 38 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "a7d289fe7e52cf53cb4182aff5996d69643c4abcbdb2e76f2fd53410957fa223"`
[INFO] running `"docker" "rm" "-f" "a7d289fe7e52cf53cb4182aff5996d69643c4abcbdb2e76f2fd53410957fa223"`
[INFO] [stdout] a7d289fe7e52cf53cb4182aff5996d69643c4abcbdb2e76f2fd53410957fa223