[INFO] crate bytebuffer 0.2.1 is already in cache
[INFO] testing bytebuffer-0.2.1 against 1.38.0 for beta-1.39-1
[INFO] extracting crate bytebuffer 0.2.1 into work/builds/worker-2/source
[INFO] validating manifest of crates.io crate bytebuffer 0.2.1 on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate bytebuffer 0.2.1
[INFO] finished tweaking crates.io crate bytebuffer 0.2.1
[INFO] tweaked toml for crates.io crate bytebuffer 0.2.1 written to work/builds/worker-2/source/Cargo.toml
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] 9d5a6b066181a39e56d97628a9bfeefc3653c1bb45f417fa61c25637a262a14d
[INFO] running `"docker" "start" "-a" "9d5a6b066181a39e56d97628a9bfeefc3653c1bb45f417fa61c25637a262a14d"`
[INFO] [stderr]    Compiling bytebuffer v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `"docker" "inspect" "9d5a6b066181a39e56d97628a9bfeefc3653c1bb45f417fa61c25637a262a14d"`
[INFO] running `"docker" "rm" "-f" "9d5a6b066181a39e56d97628a9bfeefc3653c1bb45f417fa61c25637a262a14d"`
[INFO] [stdout] 9d5a6b066181a39e56d97628a9bfeefc3653c1bb45f417fa61c25637a262a14d
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 5c1c7fe47bd0dc794eaed5630754cb2ff2dc2847414ab6d349f28a98579fc392
[INFO] running `"docker" "start" "-a" "5c1c7fe47bd0dc794eaed5630754cb2ff2dc2847414ab6d349f28a98579fc392"`
[INFO] [stderr]    Compiling bytebuffer v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `"docker" "inspect" "5c1c7fe47bd0dc794eaed5630754cb2ff2dc2847414ab6d349f28a98579fc392"`
[INFO] running `"docker" "rm" "-f" "5c1c7fe47bd0dc794eaed5630754cb2ff2dc2847414ab6d349f28a98579fc392"`
[INFO] [stdout] 5c1c7fe47bd0dc794eaed5630754cb2ff2dc2847414ab6d349f28a98579fc392
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen"`
[INFO] [stdout] ae60d6a12db0f9ed8cf510f78e79ab943ad046523cdc9ab8420bc69da40967cb
[INFO] running `"docker" "start" "-a" "ae60d6a12db0f9ed8cf510f78e79ab943ad046523cdc9ab8420bc69da40967cb"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/bytebuffer-d56acab525b53e8e
[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]      Running /opt/rustwide/target/debug/deps/lib-4394252a63b9284f
[INFO] [stdout] 
[INFO] [stdout] running 26 tests
[INFO] [stdout] test test_debug ... ok
[INFO] [stdout] test test_empty ... ok
[INFO] [stdout] test test_debug_with_bit_reads ... ok
[INFO] [stdout] test test_flush ... ok
[INFO] [stdout] test test_flush_bit ... ok
[INFO] [stdout] test test_from_bytes ... ok
[INFO] [stdout] test test_read_bit ... ok
[INFO] [stdout] test test_mixed ... ok
[INFO] [stdout] test test_read_empty_buffer ... ok
[INFO] [stdout] test test_read_bits ... ok
[INFO] [stdout] test test_read_larger_buffer ... ok
[INFO] [stdout] test test_read_exact_buffer ... ok
[INFO] [stdout] test test_rpos ... ok
[INFO] [stdout] test test_read_larger_buffer_twice ... ok
[INFO] [stdout] test test_signed ... ok
[INFO] [stdout] test test_string ... ok
[INFO] [stdout] test test_to_bytes ... ok
[INFO] [stdout] test test_to_string ... ok
[INFO] [stdout] test test_u16 ... ok
[INFO] [stdout] test test_u32 ... ok
[INFO] [stdout] test test_u64 ... ok
[INFO] [stdout] test test_u8 ... ok
[INFO] [stdout] test test_wpos ... ok
[INFO] [stdout] test test_write_bit ... ok
[INFO] [stdout] test test_write ... ok
[INFO] [stdout] test test_write_bits ... 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 bytebuffer
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test src/lib.rs - ByteBuffer::read_u8 (line 223) ... ok
[INFO] [stdout] test src/lib.rs - ByteBuffer::write_string (line 196) ... ok
[INFO] [stdout] test src/lib.rs - ByteBuffer::write_f64 (line 179) ... ok
[INFO] [stdout] test src/lib.rs - ByteBuffer::write_u32 (line 124) ... ok
[INFO] [stdout] test src/lib.rs - ByteBuffer::write_f32 (line 164) ... ok
[INFO] [stdout] test src/lib.rs - ByteBuffer::read_u32 (line 267) ... ok
[INFO] [stdout] test src/lib.rs - ByteBuffer::read_u16 (line 245) ... ok
[INFO] [stdout] test src/lib.rs - ByteBuffer::read_u64 (line 289) ... ok
[INFO] [stdout] test src/lib.rs - ByteBuffer::write_u16 (line 104) ... ok
[INFO] [stdout] test src/lib.rs - ByteBuffer::write_u8 (line 86) ... ok
[INFO] [stdout] test src/lib.rs - ByteBuffer::read_bit (line 380) ... ok
[INFO] [stdout] test src/lib.rs - ByteBuffer::write_bits (line 473) ... ok
[INFO] [stdout] test src/lib.rs - ByteBuffer::write_bytes (line 62) ... ok
[INFO] [stdout] test src/lib.rs - ByteBuffer::write_u64 (line 144) ... ok
[INFO] [stdout] test src/lib.rs - ByteBuffer::read_bits (line 405) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "ae60d6a12db0f9ed8cf510f78e79ab943ad046523cdc9ab8420bc69da40967cb"`
[INFO] running `"docker" "rm" "-f" "ae60d6a12db0f9ed8cf510f78e79ab943ad046523cdc9ab8420bc69da40967cb"`
[INFO] [stdout] ae60d6a12db0f9ed8cf510f78e79ab943ad046523cdc9ab8420bc69da40967cb