[INFO] fetching crate srec 0.2.0...
[INFO] testing srec-0.2.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate srec 0.2.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate srec 0.2.0 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 srec 0.2.0
[INFO] finished tweaking crates.io crate srec 0.2.0
[INFO] tweaked toml for crates.io crate srec 0.2.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate srec 0.2.0 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] e179320080f1556f150494fd06de2da45482e041e83aeccd54b88031c7e47161
[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" "e179320080f1556f150494fd06de2da45482e041e83aeccd54b88031c7e47161", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e179320080f1556f150494fd06de2da45482e041e83aeccd54b88031c7e47161", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e179320080f1556f150494fd06de2da45482e041e83aeccd54b88031c7e47161", kill_on_drop: false }`
[INFO] [stdout] e179320080f1556f150494fd06de2da45482e041e83aeccd54b88031c7e47161
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7bd2805db064dd140dbfae41d5d3e3f77121c2676c54c31faa0b88b87ab3afb3
[INFO] running `Command { std: "docker" "start" "-a" "7bd2805db064dd140dbfae41d5d3e3f77121c2676c54c31faa0b88b87ab3afb3", kill_on_drop: false }`
[INFO] [stderr]    Compiling srec v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.03s
[INFO] running `Command { std: "docker" "inspect" "7bd2805db064dd140dbfae41d5d3e3f77121c2676c54c31faa0b88b87ab3afb3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7bd2805db064dd140dbfae41d5d3e3f77121c2676c54c31faa0b88b87ab3afb3", kill_on_drop: false }`
[INFO] [stdout] 7bd2805db064dd140dbfae41d5d3e3f77121c2676c54c31faa0b88b87ab3afb3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 11a639b2447d72b05b11beecc9009919aba34c3a04dfc9ead4aa63f6da8ee330
[INFO] running `Command { std: "docker" "start" "-a" "11a639b2447d72b05b11beecc9009919aba34c3a04dfc9ead4aa63f6da8ee330", kill_on_drop: false }`
[INFO] [stderr]    Compiling srec v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.79s
[INFO] running `Command { std: "docker" "inspect" "11a639b2447d72b05b11beecc9009919aba34c3a04dfc9ead4aa63f6da8ee330", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11a639b2447d72b05b11beecc9009919aba34c3a04dfc9ead4aa63f6da8ee330", kill_on_drop: false }`
[INFO] [stdout] 11a639b2447d72b05b11beecc9009919aba34c3a04dfc9ead4aa63f6da8ee330
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4bdaeb728bb408eda113311023c466bc62a006c19b0306991f32af4c4ce3bcd7
[INFO] running `Command { std: "docker" "start" "-a" "4bdaeb728bb408eda113311023c466bc62a006c19b0306991f32af4c4ce3bcd7", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 63 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/srec-7094e6a779118c29
[INFO] [stdout] test reader::tests::raw_record_from_str_byte_count_zero_returns_err_byte_count_zero ... ok
[INFO] [stdout] test reader::tests::raw_record_from_str_invalid_hex_character_returns_err_unexpected_character ... ok
[INFO] [stdout] test reader::tests::read_records_empty_string_returns_empty_iterator ... ok
[INFO] [stdout] test reader::tests::read_records_multiple_lines_returns_iterator_containing_all ... ok
[INFO] [stdout] test reader::tests::read_records_one_line_returns_iterator_with_one_item ... ok
[INFO] [stdout] test reader::tests::record_from_str_returns_err_unexpected_character_on_unknown_type ... ok
[INFO] [stdout] test reader::tests::s0_empty_string_from_str_returns_correct_record ... ok
[INFO] [stdout] test reader::tests::s0_null_terminated_string_from_str_returns_correct_record ... ok
[INFO] [stdout] test reader::tests::s0_simple_string_from_str_returns_correct_record ... ok
[INFO] [stdout] test reader::tests::s1_with_data_from_str_returns_correct_record ... ok
[INFO] [stdout] test reader::tests::s1_invalid_from_str_returns_err_not_enough_data ... ok
[INFO] [stdout] test reader::tests::s1_empty_from_str_returns_correct_record ... ok
[INFO] [stdout] test reader::tests::s2_empty_from_str_returns_correct_record ... ok
[INFO] [stdout] test reader::tests::s2_invalid_from_str_returns_err_not_enough_data ... ok
[INFO] [stdout] test reader::tests::s2_with_data_from_str_returns_correct_record ... ok
[INFO] [stdout] test reader::tests::s3_empty_from_str_returns_correct_record ... ok
[INFO] [stdout] test reader::tests::s3_invalid_from_str_returns_err_not_enough_data ... ok
[INFO] [stdout] test reader::tests::s3_with_data_from_str_returns_correct_record ... ok
[INFO] [stdout] test reader::tests::s5_invalid_from_str_returns_err_not_enough_data ... ok
[INFO] [stdout] test reader::tests::s5_returns_correct_record ... ok
[INFO] [stdout] test reader::tests::s6_invalid_from_str_returns_err_not_enough_data ... ok
[INFO] [stdout] test reader::tests::s6_returns_correct_record ... ok
[INFO] [stdout] test reader::tests::s7_invalid_from_str_returns_err_not_enough_data ... ok
[INFO] [stdout] test reader::tests::s7_returns_correct_record ... ok
[INFO] [stdout] test reader::tests::s8_invalid_from_str_returns_err_not_enough_data ... ok
[INFO] [stdout] test reader::tests::raw_record_from_str_empty_str_returns_err_not_enough_data ... ok
[INFO] [stdout] test reader::tests::raw_record_from_str_no_type_value_returns_err_not_enough_data ... ok
[INFO] [stdout] test checksum::tests::checksum_of_returns_correct_value ... ok
[INFO] [stdout] test reader::tests::read_records_one_line_with_empty_line_returns_iterator_with_one_item ... ok
[INFO] [stdout] test reader::tests::s9_returns_correct_record ... ok
[INFO] [stdout] test reader::tests::raw_record_from_str_valid_record_empty_returns_ok_correct_raw_record ... ok
[INFO] [stdout] test reader::tests::raw_record_from_str_invalid_type_value_returns_err_unexpected_character ... ok
[INFO] [stdout] test record::tests::address16_into_u32 ... ok
[INFO] [stdout] test reader::tests::raw_record_from_str_valid_record_invalid_checksum_returns_ok_correct_raw_record ... ok
[INFO] [stdout] test record::tests::address24_into_u32 ... ok
[INFO] [stdout] test reader::tests::raw_record_from_str_valid_record_valid_checksum_returns_ok_correct_raw_record ... ok
[INFO] [stdout] test reader::tests::s8_returns_correct_record ... ok
[INFO] [stdout] test reader::tests::raw_record_from_str_byte_count_too_large_returns_err_not_enough_data ... ok
[INFO] [stdout] test reader::tests::s9_invalid_from_str_returns_err_not_enough_data ... ok
[INFO] [stdout] test record::tests::count24_into_u32 ... ok
[INFO] [stdout] test reader::tests::raw_record_from_str_first_character_invalid_returns_err_unexpected_character ... ok
[INFO] [stdout] test reader::tests::read_records_one_line_with_trailing_newline_returns_iterator_with_one_item ... ok
[INFO] [stdout] test record::tests::address32_to_be_bytes ... ok
[INFO] [stdout] test writer::tests::encode_s0_empty_string_returns_empty_record ... ok
[INFO] [stdout] test writer::tests::encode_s2_with_data_returns_correct_record ... ok
[INFO] [stdout] test writer::tests::encode_s1_with_data_returns_correct_record ... ok
[INFO] [stdout] test writer::tests::encode_s2_empty_returns_empty_record ... ok
[INFO] [stdout] test writer::tests::encode_s1_empty_returns_empty_record ... ok
[INFO] [stdout] test writer::tests::generate_srec_file_empty_list_returns_empty_string ... ok
[INFO] [stdout] test writer::tests::encode_s0_simple_string_returns_correct_record ... ok
[INFO] [stdout] test writer::tests::generate_srec_file_multiple_records_returns_all_records_joined_by_newline ... ok
[INFO] [stdout] test record::tests::address32_into_u32 ... ok
[INFO] [stdout] test record::tests::address24_to_be_bytes ... ok
[INFO] [stdout] test record::tests::address16_to_be_bytes ... ok
[INFO] [stdout] test writer::tests::encode_s9_returns_correct_record ... ok
[INFO] [stdout] test writer::tests::encode_s7_returns_correct_record ... ok
[INFO] [stdout] test writer::tests::encode_s8_returns_correct_record ... ok
[INFO] [stdout] test writer::tests::encode_s3_with_data_returns_correct_record ... ok
[INFO] [stdout] test record::tests::count16_into_u32 ... ok
[INFO] [stdout] test writer::tests::generate_srec_file_one_record_returns_single_record_newline_terminated ... ok
[INFO] [stdout] test writer::tests::encode_s6_returns_correct_record ... ok
[INFO] [stdout] test writer::tests::encode_s5_returns_correct_record ... ok
[INFO] [stdout] test writer::tests::encode_s3_empty_returns_empty_record ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 63 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/test_reader-d946c35b9383eb4e
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test test_read_crlf ... ok
[INFO] [stdout] test test_read_lf ... ok
[INFO] [stdout] test test_read_crlf_with_err ... ok
[INFO] [stdout] test test_read_lf_with_err ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/test_round_trip-4f68cc79002e63ae
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_read_write ... ok
[INFO] [stdout] test test_write_read ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/test_writer-2b5bb9a7dd3d6bae
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests srec
[INFO] [stdout] test test_write ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/writer.rs - writer::generate_srec_file (line 50) ... ok
[INFO] [stdout] test src/reader.rs - reader::read_records (line 249) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4bdaeb728bb408eda113311023c466bc62a006c19b0306991f32af4c4ce3bcd7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4bdaeb728bb408eda113311023c466bc62a006c19b0306991f32af4c4ce3bcd7", kill_on_drop: false }`
[INFO] [stdout] 4bdaeb728bb408eda113311023c466bc62a006c19b0306991f32af4c4ce3bcd7