[INFO] crate hpack 0.3.0 is already in cache
[INFO] extracting crate hpack 0.3.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/hpack/0.3.0
[INFO] extracting crate hpack 0.3.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/hpack/0.3.0
[INFO] validating manifest of hpack-0.3.0 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 hpack-0.3.0 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 hpack-0.3.0
[INFO] finished frobbing hpack-0.3.0
[INFO] frobbed toml for hpack-0.3.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/hpack/0.3.0/Cargo.toml
[INFO] started frobbing hpack-0.3.0
[INFO] finished frobbing hpack-0.3.0
[INFO] frobbed toml for hpack-0.3.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/hpack/0.3.0/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 hpack-0.3.0 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-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/hpack/0.3.0:/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] 463a479e3ef7a16a531f1350101b9bd3325a99f64398711881cce4887c21e0e4
[INFO] running `"docker" "start" "-a" "463a479e3ef7a16a531f1350101b9bd3325a99f64398711881cce4887c21e0e4"`
[INFO] [stderr]    Compiling hpack v0.3.0 (/opt/crater/workdir)
[INFO] [stderr] warning: method is never used: `get_max_table_size`
[INFO] [stderr]    --> src/lib.rs:127:5
[INFO] [stderr]     |
[INFO] [stderr] 127 |     fn get_max_table_size(&self) -> usize {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `to_vec`
[INFO] [stderr]    --> src/lib.rs:180:5
[INFO] [stderr]     |
[INFO] [stderr] 180 |     fn to_vec(&self) -> Vec<(Vec<u8>, Vec<u8>)> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.50s
[INFO] running `"docker" "inspect" "463a479e3ef7a16a531f1350101b9bd3325a99f64398711881cce4887c21e0e4"`
[INFO] running `"docker" "rm" "-f" "463a479e3ef7a16a531f1350101b9bd3325a99f64398711881cce4887c21e0e4"`
[INFO] [stdout] 463a479e3ef7a16a531f1350101b9bd3325a99f64398711881cce4887c21e0e4
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/hpack/0.3.0:/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] 97a05bd0458df5538d52cd36e36643c912eb6821a33c2da0aae622039852f899
[INFO] running `"docker" "start" "-a" "97a05bd0458df5538d52cd36e36643c912eb6821a33c2da0aae622039852f899"`
[INFO] [stderr]    Compiling hpack v0.3.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.63s
[INFO] running `"docker" "inspect" "97a05bd0458df5538d52cd36e36643c912eb6821a33c2da0aae622039852f899"`
[INFO] running `"docker" "rm" "-f" "97a05bd0458df5538d52cd36e36643c912eb6821a33c2da0aae622039852f899"`
[INFO] [stdout] 97a05bd0458df5538d52cd36e36643c912eb6821a33c2da0aae622039852f899
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/hpack/0.3.0:/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] 5d31c94c90f316729ad9374ea90dd27322f1cde5ef67eb71f60ddd852dd2bf81
[INFO] running `"docker" "start" "-a" "5d31c94c90f316729ad9374ea90dd27322f1cde5ef67eb71f60ddd852dd2bf81"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/hpack-073fc314349c4c32
[INFO] [stdout] 
[INFO] [stdout] running 57 tests
[INFO] [stdout] test decoder::tests::response_sequence_no_huffman ... ok
[INFO] [stdout] test decoder::tests::test_decode_integer ... ok
[INFO] [stdout] test decoder::tests::test_decode_fully_in_static_table ... ok
[INFO] [stdout] test decoder::tests::test_decode_integer_errors ... ok
[INFO] [stdout] test decoder::tests::response_sequence_huffman ... ok
[INFO] [stdout] test decoder::tests::test_decode_literal_field_never_indexed ... ok
[INFO] [stdout] test decoder::tests::test_decode_literal_indexed_name ... ok
[INFO] [stdout] test decoder::tests::test_decode_literal_both ... ok
[INFO] [stdout] test decoder::tests::request_sequence_huffman ... ok
[INFO] [stdout] test decoder::tests::test_detect_dynamic_table_size_update ... ok
[INFO] [stdout] test decoder::tests::test_detect_literal_incremental_indexing ... ok
[INFO] [stdout] test decoder::tests::test_decode_multiple_fully_in_static_table ... ok
[INFO] [stdout] test decoder::tests::test_decode_string_no_huffman ... ok
[INFO] [stdout] test decoder::tests::test_decode_string_no_huffman_long ... ok
[INFO] [stdout] test decoder::tests::test_decode_literal_name_in_dynamic ... ok
[INFO] [stdout] test decoder::tests::test_detect_literal_without_indexing ... ok
[INFO] [stdout] test decoder::tests::test_detect_literal_never_indexed ... ok
[INFO] [stdout] test decoder::tests::test_detect_indexed ... ok
[INFO] [stdout] test decoder::tests::test_decoder_clear_dynamic_table ... ok
[INFO] [stdout] test decoder::tests::test_request_sequence_no_huffman ... ok
[INFO] [stdout] test encoder::tests::test_custom_header_gets_indexed ... ok
[INFO] [stdout] test encoder::tests::test_encode_integer ... ok
[INFO] [stdout] test encoder::tests::test_encode_only_method ... ok
[INFO] [stdout] test decoder::tests::test_literal_header_missing_value ... ok
[INFO] [stdout] test decoder::tests::test_literal_header_key_incomplete ... ok
[INFO] [stdout] test encoder::tests::test_multiple_headers_encoded ... ok
[INFO] [stdout] test encoder::tests::test_name_indexed_value_not ... ok
[INFO] [stdout] test encoder::tests::test_uses_index_on_second_iteration ... ok
[INFO] [stdout] test decoder::tests::test_invalid_literal_huffman_string ... ok
[INFO] [stdout] test huffman::tests::test_bit_iterator_multiple_bytes ... ok
[INFO] [stdout] test huffman::tests::test_bit_iterator_single_byte ... ok
[INFO] [stdout] test decoder::tests::test_index_out_of_bounds ... ok
[INFO] [stdout] test huffman::tests::test_eos_is_error ... ok
[INFO] [stdout] test huffman::tests::test_huffman_code_multiple_chars ... ok
[INFO] [stdout] test tests::test_dynamic_table_change_max_size ... ok
[INFO] [stdout] test huffman::tests::test_huffman_code_single_byte ... ok
[INFO] [stdout] test huffman::tests::test_huffman_code_single_char_multiple_byte ... ok
[INFO] [stdout] test tests::test_dynamic_table_auto_resize_into_empty ... ok
[INFO] [stdout] test huffman::tests::test_padding_invalid ... ok
[INFO] [stdout] test tests::test_dynamic_table_iter_no_elems ... ok
[INFO] [stdout] test tests::test_dynamic_table_max_size_zero ... ok
[INFO] [stdout] test tests::test_find_header_dynamic_full ... ok
[INFO] [stdout] test huffman::tests::test_padding_too_long ... ok
[INFO] [stdout] test tests::test_find_header_dynamic_partial ... ok
[INFO] [stdout] test huffman::tests::test_short_padding_okay ... ok
[INFO] [stdout] test tests::test_dynamic_table_size_calculation ... ok
[INFO] [stdout] test tests::test_dynamic_table_auto_resize ... ok
[INFO] [stdout] test tests::test_dynamic_table_size_calculation_simple ... ok
[INFO] [stdout] test tests::test_dynamic_table_clear ... ok
[INFO] [stdout] test tests::test_find_header_static_partial ... ok
[INFO] [stdout] test tests::test_dynamic_table_iter_with_elems ... ok
[INFO] [stdout] test tests::test_header_table_add_to_dynamic ... ok
[INFO] [stdout] test tests::test_find_header_static_full ... ok
[INFO] [stdout] test tests::test_header_table_index_out_of_bounds ... ok
[INFO] [stdout] test tests::test_header_table_index_static ... ok
[INFO] [stdout] test tests::test_header_table_iter ... ok
[INFO] [stdout] test tests::test_header_table_index_dynamic ... 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 hpack
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/decoder.rs - decoder (line 27) ... ok
[INFO] [stdout] test src/encoder.rs - encoder (line 11) ... ok
[INFO] [stdout] test src/encoder.rs - encoder::encode_integer_into (line 62) ... ok
[INFO] [stdout] test src/decoder.rs - decoder (line 12) ... ok
[INFO] [stdout] test src/encoder.rs - encoder (line 34) ... ok
[INFO] [stdout] test src/encoder.rs - encoder::Encoder (line 144) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "5d31c94c90f316729ad9374ea90dd27322f1cde5ef67eb71f60ddd852dd2bf81"`
[INFO] running `"docker" "rm" "-f" "5d31c94c90f316729ad9374ea90dd27322f1cde5ef67eb71f60ddd852dd2bf81"`
[INFO] [stdout] 5d31c94c90f316729ad9374ea90dd27322f1cde5ef67eb71f60ddd852dd2bf81