[INFO] fetching crate fastnbt 0.14.0...
[INFO] testing fastnbt-0.14.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate fastnbt 0.14.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate fastnbt 0.14.0 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fastnbt 0.14.0
[INFO] finished tweaking crates.io crate fastnbt 0.14.0
[INFO] tweaked toml for crates.io crate fastnbt 0.14.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate fastnbt 0.14.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7f9f967f14d0c592d32f8354b44c470697839edb0e3ee84a08e8701cdd49d86a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "7f9f967f14d0c592d32f8354b44c470697839edb0e3ee84a08e8701cdd49d86a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7f9f967f14d0c592d32f8354b44c470697839edb0e3ee84a08e8701cdd49d86a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f9f967f14d0c592d32f8354b44c470697839edb0e3ee84a08e8701cdd49d86a", kill_on_drop: false }`
[INFO] [stdout] 7f9f967f14d0c592d32f8354b44c470697839edb0e3ee84a08e8701cdd49d86a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4a032b1a64f25f15b66f2e6653a3d68a747198c32eff4424d0e1113e487d6d2d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "4a032b1a64f25f15b66f2e6653a3d68a747198c32eff4424d0e1113e487d6d2d", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling fastnbt v0.14.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 31.68s
[INFO] running `Command { std: "docker" "inspect" "4a032b1a64f25f15b66f2e6653a3d68a747198c32eff4424d0e1113e487d6d2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a032b1a64f25f15b66f2e6653a3d68a747198c32eff4424d0e1113e487d6d2d", kill_on_drop: false }`
[INFO] [stdout] 4a032b1a64f25f15b66f2e6653a3d68a747198c32eff4424d0e1113e487d6d2d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 21a844817e292357a561e032f73d0633e04ea1b5abb6582d4fac8d3cd0a594e6
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "21a844817e292357a561e032f73d0633e04ea1b5abb6582d4fac8d3cd0a594e6", kill_on_drop: false }`
[INFO] [stderr]    Compiling flate2 v1.0.19
[INFO] [stderr]    Compiling fastnbt v0.14.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 19.98s
[INFO] running `Command { std: "docker" "inspect" "21a844817e292357a561e032f73d0633e04ea1b5abb6582d4fac8d3cd0a594e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21a844817e292357a561e032f73d0633e04ea1b5abb6582d4fac8d3cd0a594e6", kill_on_drop: false }`
[INFO] [stdout] 21a844817e292357a561e032f73d0633e04ea1b5abb6582d4fac8d3cd0a594e6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] bdc83b66759104f0bcd67d0b79fa87d00a10fcf73c75dc71df2e7292f49dc8de
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "bdc83b66759104f0bcd67d0b79fa87d00a10fcf73c75dc71df2e7292f49dc8de", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stdout] running 73 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/fastnbt-328e18f4d2929484
[INFO] [stdout] test test::de::blockstates ... ok
[INFO] [stdout] test test::de::basic_newtype_variant_enum ... ok
[INFO] [stdout] test test::de::basic_unit_variant_enum ... ok
[INFO] [stdout] test test::de::bool_from_integral ... ok
[INFO] [stdout] test test::de::bool_from_none_integral ... ok
[INFO] [stdout] test test::de::byte_array_from_nbt_int_list ... ok
[INFO] [stdout] test test::de::basic_palette_item ... ok
[INFO] [stdout] test test::de::byte_array_from_nbt_int_array ... ok
[INFO] [stdout] test test::de::byte_array_from_list_bytes ... ok
[INFO] [stdout] test test::de::byte_array_from_nbt_long_array ... ok
[INFO] [stdout] test test::de::byte_array_from_nbt_long_list ... ok
[INFO] [stdout] test test::de::byte_array_from_nbt_byte_array ... ok
[INFO] [stdout] test test::de::ignore_integral_arrays ... ok
[INFO] [stdout] test test::de::ignore_compound ... ok
[INFO] [stdout] test test::de::byte_array_from_nbt_short_list ... ok
[INFO] [stdout] test test::de::byte_array_in_fullvalue ... ok
[INFO] [stdout] test test::de::ignore_list ... ok
[INFO] [stdout] test test::de::ignore_list_of_compound ... ok
[INFO] [stdout] test test::de::floating_in_fullvalue ... ok
[INFO] [stdout] test test::de::fixed_array ... ok
[INFO] [stdout] test test::de::nested_compound ... ok
[INFO] [stdout] test test::de::int_array_in_fullvalue ... ok
[INFO] [stdout] test test::de::integrals_in_fullvalue ... ok
[INFO] [stdout] test test::de::multiple_fields ... ok
[INFO] [stdout] test test::de::complex_nesting ... ok
[INFO] [stdout] test test::de::list_of_compounds ... ok
[INFO] [stdout] test test::de::ignore_primitives_in_ignored_compound ... ok
[INFO] [stdout] test test::de::numbers_into_u32 ... ok
[INFO] [stdout] test test::de::optional ... ok
[INFO] [stdout] test test::de::simple_byte ... ok
[INFO] [stdout] test test::de::simple_short_to_i16 ... ok
[INFO] [stdout] test test::de::short_to_u16_out_of_range_errors ... ok
[INFO] [stdout] test test::de::newtype_struct ... ok
[INFO] [stdout] test test::de::simple_hashmap_with_enum ... ok
[INFO] [stdout] test test::de::simple_hashmap ... ok
[INFO] [stdout] test test::de::simple_list ... ok
[INFO] [stdout] test test::de::simple_floats ... ok
[INFO] [stdout] test test::de::nested_hashmaps_with_enums ... ok
[INFO] [stdout] test test::exhaustive_tag_check ... ok
[INFO] [stdout] test test::de::string_into_ref_str ... ok
[INFO] [stdout] test test::de::vec_from_nbt_byte_array ... ok
[INFO] [stdout] test test::de::unit_variant_enum ... ok
[INFO] [stdout] test test::de::unit_not_present_errors ... ok
[INFO] [stdout] test test::de::unwanted_primative_payloads ... ok
[INFO] [stdout] test test::de::string_into_string ... ok
[INFO] [stdout] test test::de::type_mismatch_string ... ok
[INFO] [stdout] test test::de::unwanted_byte ... ok
[INFO] [stdout] test test::de::unit_just_requires_presense ... ok
[INFO] [stdout] test test::de::simple_short_to_u16 ... ok
[INFO] [stdout] test test::stream::empty_payload ... ok
[INFO] [stdout] test test::stream::simple_int_array ... ok
[INFO] [stdout] test test::stream::simple_int ... ok
[INFO] [stdout] test test::stream::multiple_primatives ... ok
[INFO] [stdout] test test::stream::nested_compound ... ok
[INFO] [stdout] test test::stream::simple_float ... ok
[INFO] [stdout] test test::minecraft_chunk::avoiding_alloc_with_chunk ... ok
[INFO] [stdout] test test::stream::simple_list ... ok
[INFO] [stdout] test test::stream::simple_list_of_int ... ok
[INFO] [stdout] test test::stream::simple_long ... ok
[INFO] [stdout] test test::stream::simple_long_array ... ok
[INFO] [stdout] test test::stream::simple_short ... ok
[INFO] [stdout] test test::stream::simple_string ... ok
[INFO] [stdout] test test::stream::two_lists_one_after_another ... ok
[INFO] [stdout] test test::stream::compound_with_list_inside ... ok
[INFO] [stdout] test test::stream::simple_double ... ok
[INFO] [stdout] test test::stream::list_of_compounds ... ok
[INFO] [stdout] test test::stream::simple_byte_array ... ok
[INFO] [stdout] test test::stream::end_of_reader_is_signalled ... ok
[INFO] [stdout] test test::stream::simple_byte ... ok
[INFO] [stdout] test test::stream::simple_compound ... ok
[INFO] [stdout] test test::minecraft_chunk::tile_entities ... ok
[INFO] [stdout] test test::minecraft_chunk::unit_variant_enum_for_chunk_status ... ok
[INFO] [stderr]    Doc-tests fastnbt
[INFO] [stdout] test test::minecraft_chunk::chunk_to_value ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 73 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test src/stream.rs - stream::Parser (line 104) ... ignored
[INFO] [stdout] test src/de.rs - de::from_bytes (line 183) ... ok
[INFO] [stdout] test src/lib.rs - Value (line 119) ... ok
[INFO] [stdout] test src/de.rs - de (line 136) ... ok
[INFO] [stdout] test src/lib.rs - (line 25) ... ok
[INFO] [stdout] test src/de.rs - de (line 110) ... ok
[INFO] [stdout] test src/de.rs - de (line 77) ... ok
[INFO] [stdout] test src/de.rs - de (line 51) ... ok
[INFO] [stdout] test src/stream.rs - stream::Parser (line 64) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "bdc83b66759104f0bcd67d0b79fa87d00a10fcf73c75dc71df2e7292f49dc8de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bdc83b66759104f0bcd67d0b79fa87d00a10fcf73c75dc71df2e7292f49dc8de", kill_on_drop: false }`
[INFO] [stdout] bdc83b66759104f0bcd67d0b79fa87d00a10fcf73c75dc71df2e7292f49dc8de