[INFO] fetching crate rcodec 1.0.1...
[INFO] testing rcodec-1.0.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate rcodec 1.0.1 into /workspace/builds/worker-71/source
[INFO] validating manifest of crates.io crate rcodec 1.0.1 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rcodec 1.0.1
[INFO] finished tweaking crates.io crate rcodec 1.0.1
[INFO] tweaked toml for crates.io crate rcodec 1.0.1 written to /workspace/builds/worker-71/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 48f9bf44c7817ee8c68ed986b8626a72075a701b1a283f4025a94a8530cbe6ce
[INFO] running `Command { std: "docker" "start" "-a" "48f9bf44c7817ee8c68ed986b8626a72075a701b1a283f4025a94a8530cbe6ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "48f9bf44c7817ee8c68ed986b8626a72075a701b1a283f4025a94a8530cbe6ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48f9bf44c7817ee8c68ed986b8626a72075a701b1a283f4025a94a8530cbe6ce", kill_on_drop: false }`
[INFO] [stdout] 48f9bf44c7817ee8c68ed986b8626a72075a701b1a283f4025a94a8530cbe6ce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 35125a798cee1966c0a9d71958e3ad11e751c4961d0477ab752412c1b18db9d2
[INFO] running `Command { std: "docker" "start" "-a" "35125a798cee1966c0a9d71958e3ad11e751c4961d0477ab752412c1b18db9d2", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling pl-hlist-derive v1.0.0
[INFO] [stderr]    Compiling pl-hlist v1.0.1
[INFO] [stderr]    Compiling rcodec v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.64s
[INFO] running `Command { std: "docker" "inspect" "35125a798cee1966c0a9d71958e3ad11e751c4961d0477ab752412c1b18db9d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35125a798cee1966c0a9d71958e3ad11e751c4961d0477ab752412c1b18db9d2", kill_on_drop: false }`
[INFO] [stdout] 35125a798cee1966c0a9d71958e3ad11e751c4961d0477ab752412c1b18db9d2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8129cc0fa2e1b58a14909c2dce9be13a8c379c2acf887021d5d9681a4272d18e
[INFO] running `Command { std: "docker" "start" "-a" "8129cc0fa2e1b58a14909c2dce9be13a8c379c2acf887021d5d9681a4272d18e", kill_on_drop: false }`
[INFO] [stderr]    Compiling rcodec v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.81s
[INFO] running `Command { std: "docker" "inspect" "8129cc0fa2e1b58a14909c2dce9be13a8c379c2acf887021d5d9681a4272d18e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8129cc0fa2e1b58a14909c2dce9be13a8c379c2acf887021d5d9681a4272d18e", kill_on_drop: false }`
[INFO] [stdout] 8129cc0fa2e1b58a14909c2dce9be13a8c379c2acf887021d5d9681a4272d18e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2dd90b46e7415d8ac366fc126b8ec2973afc4ef77911d805fe2e89ba6f69f94f
[INFO] running `Command { std: "docker" "start" "-a" "2dd90b46e7415d8ac366fc126b8ec2973afc4ef77911d805fe2e89ba6f69f94f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rcodec-1517aeab4008a7f1)
[INFO] [stdout] 
[INFO] [stdout] running 63 tests
[INFO] [stdout] test byte_vector::tests::append_should_work ... ok
[INFO] [stderr]      Running tests/lib.rs (/opt/rustwide/target/debug/deps/lib-7f53e409b2087b20)
[INFO] [stdout] test byte_vector::tests::big_appends_should_work ... ok
[INFO] [stdout] test byte_vector::tests::byte_vector_macro_should_work ... ok
[INFO] [stdout] test byte_vector::tests::clone_should_work ... ok
[INFO] [stdout] test byte_vector::tests::debug_string_should_be_formatted_correctly ... ok
[INFO] [stdout] test byte_vector::tests::drop_should_fail_if_length_is_invalid ... ok
[INFO] [stdout] test byte_vector::tests::drop_should_work_for_append_vector ... ok
[INFO] [stdout] test byte_vector::tests::drop_should_work_for_heap_vector ... ok
[INFO] [stdout] test byte_vector::tests::fill_should_work ... ok
[INFO] [stdout] test byte_vector::tests::file_should_work ... ok
[INFO] [stdout] test byte_vector::tests::length_of_heap_vector_should_be_correct ... ok
[INFO] [stdout] test byte_vector::tests::length_of_empty_vector_should_be_zero ... ok
[INFO] [stdout] test byte_vector::tests::pad_left_should_fail_if_length_is_invalid ... ok
[INFO] [stdout] test byte_vector::tests::pad_left_should_work ... ok
[INFO] [stdout] test byte_vector::tests::pad_right_should_fail_if_length_is_invalid ... ok
[INFO] [stdout] test byte_vector::tests::pad_right_should_work ... ok
[INFO] [stdout] test byte_vector::tests::read_should_fail_if_offset_is_out_of_bounds ... ok
[INFO] [stdout] test byte_vector::tests::read_should_work_for_nested_views ... ok
[INFO] [stdout] test byte_vector::tests::take_should_fail_if_length_is_invalid ... ok
[INFO] [stdout] test byte_vector::tests::read_should_work_for_heap_vector ... ok
[INFO] [stdout] test byte_vector::tests::take_should_work_for_append_vector ... ok
[INFO] [stdout] test byte_vector::tests::read_should_work_for_append_vector ... ok
[INFO] [stdout] test byte_vector::tests::take_should_work_for_heap_vector ... ok
[INFO] [stdout] test byte_vector::tests::to_vec_should_work ... ok
[INFO] [stdout] test codec::tests::a_byte_vector_codec_should_round_trip ... ok
[INFO] [stdout] test codec::tests::a_constant_codec_should_round_trip ... ok
[INFO] [stdout] test codec::tests::a_fixed_size_bytes_codec_should_round_trip ... ok
[INFO] [stdout] test codec::tests::a_struct_codec_should_round_trip ... ok
[INFO] [stdout] test codec::tests::a_u16_value_should_round_trip ... ok
[INFO] [stdout] test codec::tests::a_u32_value_should_round_trip ... ok
[INFO] [stdout] test codec::tests::a_u64_value_should_round_trip ... ok
[INFO] [stdout] test codec::tests::a_u8_value_should_round_trip ... ok
[INFO] [stdout] test codec::tests::a_variable_size_bytes_codec_should_round_trip ... ok
[INFO] [stdout] test codec::tests::an_eager_codec_should_round_trip ... ok
[INFO] [stdout] test codec::tests::an_hlist_codec_should_round_trip ... ok
[INFO] [stdout] test codec::tests::an_hlist_flat_prepend_codec_should_round_trip ... ok
[INFO] [stdout] test codec::tests::an_hlist_prepend_codec_should_round_trip ... ok
[INFO] [stdout] test codec::tests::an_hnil_codec_should_round_trip ... ok
[INFO] [stdout] test codec::tests::an_i16_value_should_round_trip ... ok
[INFO] [stdout] test codec::tests::an_i32_value_should_round_trip ... ok
[INFO] [stdout] test codec::tests::an_i64_value_should_round_trip ... ok
[INFO] [stdout] test codec::tests::an_i8_value_should_round_trip ... ok
[INFO] [stdout] test codec::tests::an_identity_codec_should_round_trip ... ok
[INFO] [stdout] test codec::tests::an_ignore_codec_should_round_trip ... ok
[INFO] [stdout] test codec::tests::boxed_codecs_should_work ... ok
[INFO] [stdout] test codec::tests::context_should_be_pushed_when_using_the_bitor_operator ... ok
[INFO] [stdout] test codec::tests::decoding_with_constant_codec_should_fail_if_the_input_vector_does_not_match_the_constant_vector ... ok
[INFO] [stdout] test codec::tests::decoding_with_byte_vector_codec_should_fail_when_vector_has_less_space_than_given_length ... ok
[INFO] [stdout] test codec::tests::decoding_with_byte_vector_codec_should_return_remainder_that_had_len_bytes_dropped ... ok
[INFO] [stdout] test codec::tests::decoding_with_constant_codec_should_fail_if_the_input_vector_is_smaller_than_the_constant_vector ... ok
[INFO] [stdout] test codec::tests::decoding_with_fixed_size_codec_should_fail_when_vector_has_less_space_than_given_length ... ok
[INFO] [stdout] test codec::tests::decoding_with_fixed_size_codec_should_return_remainder_that_had_len_bytes_dropped ... ok
[INFO] [stdout] test codec::tests::decoding_with_ignore_codec_should_succeed_if_the_input_vector_is_long_enough ... ok
[INFO] [stdout] test codec::tests::encoding_with_fixed_size_codec_should_fail_when_value_needs_more_space_than_given_length ... ok
[INFO] [stdout] test codec::tests::encoding_with_fixed_size_codec_should_pad_with_zeros_when_value_is_smaller_than_given_length ... ok
[INFO] [stdout] test codec::tests::decoding_with_ignore_codec_should_fail_if_the_input_vector_is_smaller_than_the_ignored_length ... ok
[INFO] [stdout] test codec::tests::encoding_with_variable_size_codec_should_fail_when_length_of_encoded_value_is_too_large ... ok
[INFO] [stdout] test codec::tests::forcomp_macro_should_work ... ok
[INFO] [stdout] test codec::tests::record_structs_should_work ... ok
[INFO] [stdout] test codec::tests::static_codecs_should_work ... ok
[INFO] [stdout] test codec::tests::the_hcodec_macro_should_support_drop_left ... ok
[INFO] [stdout] test codec::tests::the_hcodec_macro_should_work_with_a_mix_of_operations ... ok
[INFO] [stdout] test error::tests::the_error_message_should_include_context_in_the_correct_order ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 63 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stderr]    Doc-tests rcodec
[INFO] [stdout] test a_complex_codec_should_round_trip ... ok
[INFO] [stdout] test a_simple_struct_should_round_trip ... ok
[INFO] [stdout] test a_u32_value_should_round_trip ... ok
[INFO] [stdout] test a_u8_value_should_round_trip ... ok
[INFO] [stdout] test a_slightly_more_complex_struct_should_round_trip ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/macros.rs - record_struct (line 184) ... ok
[INFO] [stdout] test src/macros.rs - byte_vector (line 64) ... ok
[INFO] [stdout] test src/macros.rs - struct_codec (line 146) ... ok
[INFO] [stdout] test src/macros.rs - hcodec (line 91) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.48s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2dd90b46e7415d8ac366fc126b8ec2973afc4ef77911d805fe2e89ba6f69f94f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2dd90b46e7415d8ac366fc126b8ec2973afc4ef77911d805fe2e89ba6f69f94f", kill_on_drop: false }`
[INFO] [stdout] 2dd90b46e7415d8ac366fc126b8ec2973afc4ef77911d805fe2e89ba6f69f94f