[INFO] fetching crate smtpc 0.1.0...
[INFO] testing smtpc-0.1.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate smtpc 0.1.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate smtpc 0.1.0 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 smtpc 0.1.0
[INFO] finished tweaking crates.io crate smtpc 0.1.0
[INFO] tweaked toml for crates.io crate smtpc 0.1.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate crates.io crate smtpc 0.1.0 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-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 157cb165de31ef929ac7e6d59622821f4c9d0110c3d1ab48b223b00891541319
[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" "157cb165de31ef929ac7e6d59622821f4c9d0110c3d1ab48b223b00891541319", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "157cb165de31ef929ac7e6d59622821f4c9d0110c3d1ab48b223b00891541319", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "157cb165de31ef929ac7e6d59622821f4c9d0110c3d1ab48b223b00891541319", kill_on_drop: false }`
[INFO] [stdout] 157cb165de31ef929ac7e6d59622821f4c9d0110c3d1ab48b223b00891541319
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 808eea00830d38e9fed92622a5b826f85f912e2b6ad84cd259ec1e83f355deb4
[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" "808eea00830d38e9fed92622a5b826f85f912e2b6ad84cd259ec1e83f355deb4", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v0.15.42
[INFO] [stderr]    Compiling ucd-util v0.1.5
[INFO] [stderr]    Compiling serde v1.0.98
[INFO] [stderr]    Compiling utf8-ranges v1.0.3
[INFO] [stderr]    Compiling mime v0.3.14
[INFO] [stderr]    Compiling aho-corasick v0.7.4
[INFO] [stderr]    Compiling regex-syntax v0.6.10
[INFO] [stderr]    Compiling regex v1.2.0
[INFO] [stderr]    Compiling serde_derive v1.0.98
[INFO] [stderr]    Compiling derive_more v0.15.0
[INFO] [stderr]    Compiling smtpc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 58.87s
[INFO] running `Command { std: "docker" "inspect" "808eea00830d38e9fed92622a5b826f85f912e2b6ad84cd259ec1e83f355deb4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "808eea00830d38e9fed92622a5b826f85f912e2b6ad84cd259ec1e83f355deb4", kill_on_drop: false }`
[INFO] [stdout] 808eea00830d38e9fed92622a5b826f85f912e2b6ad84cd259ec1e83f355deb4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] bdebe4aa982741bee1c19d4fb418f676695b7a028d304ce85a2e003e506facfc
[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" "bdebe4aa982741bee1c19d4fb418f676695b7a028d304ce85a2e003e506facfc", kill_on_drop: false }`
[INFO] [stderr]    Compiling smtpc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 6.23s
[INFO] running `Command { std: "docker" "inspect" "bdebe4aa982741bee1c19d4fb418f676695b7a028d304ce85a2e003e506facfc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bdebe4aa982741bee1c19d4fb418f676695b7a028d304ce85a2e003e506facfc", kill_on_drop: false }`
[INFO] [stdout] bdebe4aa982741bee1c19d4fb418f676695b7a028d304ce85a2e003e506facfc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] d5b067fe2a575a2573d32b651689e49c9765503a2ac1a50ce63f8984ce8186ac
[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" "d5b067fe2a575a2573d32b651689e49c9765503a2ac1a50ce63f8984ce8186ac", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] running 20 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/smtpc-10e6c81158e62bdb
[INFO] [stdout] test mail::address::test::test_can_parse_address_group ... ok
[INFO] [stdout] test mail::header::message_id::test::test_can_parse_multiple_message_ids ... ok
[INFO] [stdout] test mail::header::bag::test::test_can_parse_valid_header ... ok
[INFO] [stdout] test mail::date::tests::parse_dates ... ok
[INFO] [stdout] test mail::address::test::test_can_parse_single_email_address ... ok
[INFO] [stdout] test utils::quoted::rfc_2047::test::test_can_parse_rfc_2047 ... ok
[INFO] [stdout] test utils::quoted::rfc_2047::test::test_can_encode_and_parse ... ok
[INFO] [stdout] test utils::quoted::rfc_2047::test::test_encoded_len ... ok
[INFO] [stdout] test utils::test::test_partial_match ... ok
[INFO] [stdout] test encoding::multipart::test::test_can_read_part_form_multipart ... ok
[INFO] [stdout] test mail::header::message_id::test::test_can_parse_single_message_id ... ok
[INFO] [stdout] test mail::header::reader::test::test_can_read_mail_headers ... ok
[INFO] [stdout] test utils::quoted::quoted::test::test_can_unquote_string ... ok
[INFO] [stdout] test utils::hex::test::test_can_encode_any_byte ... ok
[INFO] [stdout] test utils::quoted::quoted::test::test_can_quote_string ... ok
[INFO] [stdout] test encoding::base64::test::test_encode_gives_same_result ... ok
[INFO] [stdout] test encoding::quoted_printable::test::test_can_decode_quoted_printable ... ok
[INFO] [stdout] test encoding::base64::test::test_decode_gives_same_result ... ok
[INFO] [stdout] test encoding::quoted_printable::test::test_can_encode_quoted_printable ... ok
[INFO] [stdout] test mail::header::raw_bag::test::test_can_parse_headers ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 20 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests smtpc
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/mail/header/bag.rs - mail::header::bag::ParsedHeaderBag::get_content_transfer_encoding (line 39) ... ok
[INFO] [stdout] test src/mail/header/reader.rs - mail::header::reader::count_header_bytes (line 19) ... 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" "d5b067fe2a575a2573d32b651689e49c9765503a2ac1a50ce63f8984ce8186ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5b067fe2a575a2573d32b651689e49c9765503a2ac1a50ce63f8984ce8186ac", kill_on_drop: false }`
[INFO] [stdout] d5b067fe2a575a2573d32b651689e49c9765503a2ac1a50ce63f8984ce8186ac