[INFO] fetching crate smtpc 0.1.0...
[INFO] testing smtpc-0.1.0 against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] extracting crate smtpc 0.1.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate smtpc 0.1.0 on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-10/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c8ae4f45b10e2bf3ef7ac3e00f59cb0121a9a824369f63368726e94c3ffad790
[INFO] running `Command { std: "docker" "start" "-a" "c8ae4f45b10e2bf3ef7ac3e00f59cb0121a9a824369f63368726e94c3ffad790", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c8ae4f45b10e2bf3ef7ac3e00f59cb0121a9a824369f63368726e94c3ffad790", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8ae4f45b10e2bf3ef7ac3e00f59cb0121a9a824369f63368726e94c3ffad790", kill_on_drop: false }`
[INFO] [stdout] c8ae4f45b10e2bf3ef7ac3e00f59cb0121a9a824369f63368726e94c3ffad790
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 744087dd98de3c14dc41ab3d6881692499e58821c1f089c7a916607fd3f52937
[INFO] running `Command { std: "docker" "start" "-a" "744087dd98de3c14dc41ab3d6881692499e58821c1f089c7a916607fd3f52937", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v0.15.42
[INFO] [stderr]    Compiling lazy_static v1.3.0
[INFO] [stderr]    Compiling byteorder v1.3.2
[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 quote v0.6.13
[INFO] [stderr]    Compiling aho-corasick v0.7.4
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling regex-syntax v0.6.10
[INFO] [stderr]    Compiling base64 v0.10.1
[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] [stdout] warning: field is never read: `is_err`
[INFO] [stdout]   --> src/encoding/base64.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     is_err: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.92s
[INFO] running `Command { std: "docker" "inspect" "744087dd98de3c14dc41ab3d6881692499e58821c1f089c7a916607fd3f52937", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "744087dd98de3c14dc41ab3d6881692499e58821c1f089c7a916607fd3f52937", kill_on_drop: false }`
[INFO] [stdout] 744087dd98de3c14dc41ab3d6881692499e58821c1f089c7a916607fd3f52937
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 14b0f4d1f75d1e4e4f01cb15eb306f11affa48a59d704634c5d40b8b409156f8
[INFO] running `Command { std: "docker" "start" "-a" "14b0f4d1f75d1e4e4f01cb15eb306f11affa48a59d704634c5d40b8b409156f8", kill_on_drop: false }`
[INFO] [stderr]    Compiling smtpc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `is_err`
[INFO] [stdout]   --> src/encoding/base64.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     is_err: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `is_err`
[INFO] [stdout]   --> src/encoding/base64.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     is_err: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.17s
[INFO] running `Command { std: "docker" "inspect" "14b0f4d1f75d1e4e4f01cb15eb306f11affa48a59d704634c5d40b8b409156f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14b0f4d1f75d1e4e4f01cb15eb306f11affa48a59d704634c5d40b8b409156f8", kill_on_drop: false }`
[INFO] [stdout] 14b0f4d1f75d1e4e4f01cb15eb306f11affa48a59d704634c5d40b8b409156f8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4af56c5907c09a519d5722a77173cddc5c0d8fbd6737059ae6df6333a321c2f1
[INFO] running `Command { std: "docker" "start" "-a" "4af56c5907c09a519d5722a77173cddc5c0d8fbd6737059ae6df6333a321c2f1", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `is_err`
[INFO] [stderr]   --> src/encoding/base64.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     is_err: bool,
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `is_err`
[INFO] [stderr]   --> src/encoding/base64.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     is_err: bool,
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/smtpc-de94cc940dcc09c7)
[INFO] [stdout] running 20 tests
[INFO] [stdout] test mail::address::test::test_can_parse_address_group ... ok
[INFO] [stdout] test encoding::base64::test::test_encode_gives_same_result ... ok
[INFO] [stdout] test utils::quoted::quoted::test::test_can_quote_string ... ok
[INFO] [stdout] test utils::quoted::quoted::test::test_can_unquote_string ... ok
[INFO] [stdout] test encoding::quoted_printable::test::test_can_decode_quoted_printable ... ok
[INFO] [stdout] test utils::quoted::rfc_2047::test::test_can_parse_rfc_2047 ... ok
[INFO] [stdout] test encoding::multipart::test::test_can_read_part_form_multipart ... ok
[INFO] [stdout] test mail::header::raw_bag::test::test_can_parse_headers ... ok
[INFO] [stdout] test encoding::base64::test::test_decode_gives_same_result ... ok
[INFO] [stdout] test mail::header::reader::test::test_can_read_mail_headers ... ok
[INFO] [stdout] test utils::hex::test::test_can_encode_any_byte ... 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 mail::header::message_id::test::test_can_parse_single_message_id ... ok
[INFO] [stdout] test encoding::quoted_printable::test::test_can_encode_quoted_printable ... ok
[INFO] [stdout] test mail::date::tests::parse_dates ... ok
[INFO] [stdout] test utils::test::test_partial_match ... 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::address::test::test_can_parse_single_email_address ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 20 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests smtpc
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/mail/header/reader.rs - mail::header::reader::count_header_bytes (line 19) ... ok
[INFO] [stdout] test src/mail/header/bag.rs - mail::header::bag::ParsedHeaderBag::get_content_transfer_encoding (line 39) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.61s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4af56c5907c09a519d5722a77173cddc5c0d8fbd6737059ae6df6333a321c2f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4af56c5907c09a519d5722a77173cddc5c0d8fbd6737059ae6df6333a321c2f1", kill_on_drop: false }`
[INFO] [stdout] 4af56c5907c09a519d5722a77173cddc5c0d8fbd6737059ae6df6333a321c2f1