[INFO] fetching crate rsmtp 0.1.3...
[INFO] testing rsmtp-0.1.3 against 1.75.0 for beta-1.76-1
[INFO] extracting crate rsmtp 0.1.3 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate rsmtp 0.1.3 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rsmtp 0.1.3
[INFO] finished tweaking crates.io crate rsmtp 0.1.3
[INFO] tweaked toml for crates.io crate rsmtp 0.1.3 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate rsmtp 0.1.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 147a0d4647e35be5df24a9c3ae93f71bc8015968e380ab6d9d8a399a834cbabf
[INFO] running `Command { std: "docker" "start" "-a" "147a0d4647e35be5df24a9c3ae93f71bc8015968e380ab6d9d8a399a834cbabf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "147a0d4647e35be5df24a9c3ae93f71bc8015968e380ab6d9d8a399a834cbabf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "147a0d4647e35be5df24a9c3ae93f71bc8015968e380ab6d9d8a399a834cbabf", kill_on_drop: false }`
[INFO] [stdout] 147a0d4647e35be5df24a9c3ae93f71bc8015968e380ab6d9d8a399a834cbabf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0c38a8f26b510bfcac5729b16d3f72c04f713eaaa9ca56a9090bbcc8d0ef162e
[INFO] running `Command { std: "docker" "start" "-a" "0c38a8f26b510bfcac5729b16d3f72c04f713eaaa9ca56a9090bbcc8d0ef162e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.150
[INFO] [stderr]    Compiling rsmtp v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `ready` is never used
[INFO] [stdout]    --> src/server/mod.rs:175:8
[INFO] [stdout]     |
[INFO] [stdout] 134 | impl<CT, ST> Command<CT, ST> {
[INFO] [stdout]     | ---------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 175 |     fn ready(&self) -> bool {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `set_hostname`, `set_max_recipients`, `set_max_message_size`, `increase_max_command_line_size`, and `increase_max_text_line_size` are never used
[INFO] [stdout]    --> src/server/mod.rs:257:8
[INFO] [stdout]     |
[INFO] [stdout] 236 | impl<CT: 'static + Send + Sync + Clone> Server<CT> {
[INFO] [stdout]     | -------------------------------------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 257 |     fn set_hostname(&mut self, hostname: &str) {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 261 |     fn set_max_recipients(&mut self, max: usize) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 268 |     fn set_max_message_size(&mut self, max: usize) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 283 |     fn increase_max_command_line_size(&mut self, bytes: usize) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 287 |     fn increase_max_text_line_size(&mut self, bytes: usize) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.53s
[INFO] running `Command { std: "docker" "inspect" "0c38a8f26b510bfcac5729b16d3f72c04f713eaaa9ca56a9090bbcc8d0ef162e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c38a8f26b510bfcac5729b16d3f72c04f713eaaa9ca56a9090bbcc8d0ef162e", kill_on_drop: false }`
[INFO] [stdout] 0c38a8f26b510bfcac5729b16d3f72c04f713eaaa9ca56a9090bbcc8d0ef162e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e5e774e6ac99f87b3ce086b716e1a9f12e09125fd0dc361bc63eab8255a344b6
[INFO] running `Command { std: "docker" "start" "-a" "e5e774e6ac99f87b3ce086b716e1a9f12e09125fd0dc361bc63eab8255a344b6", kill_on_drop: false }`
[INFO] [stdout] warning: method `ready` is never used
[INFO] [stdout]    --> src/server/mod.rs:175:8
[INFO] [stdout]     |
[INFO] [stdout] 134 | impl<CT, ST> Command<CT, ST> {
[INFO] [stdout]     | ---------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 175 |     fn ready(&self) -> bool {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `set_hostname`, `set_max_recipients`, `set_max_message_size`, `increase_max_command_line_size`, and `increase_max_text_line_size` are never used
[INFO] [stdout]    --> src/server/mod.rs:257:8
[INFO] [stdout]     |
[INFO] [stdout] 236 | impl<CT: 'static + Send + Sync + Clone> Server<CT> {
[INFO] [stdout]     | -------------------------------------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 257 |     fn set_hostname(&mut self, hostname: &str) {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 261 |     fn set_max_recipients(&mut self, max: usize) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 268 |     fn set_max_message_size(&mut self, max: usize) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 283 |     fn increase_max_command_line_size(&mut self, bytes: usize) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 287 |     fn increase_max_text_line_size(&mut self, bytes: usize) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rsmtp v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::error::Error`
[INFO] [stdout]   --> src/common/stream.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | use std::error::Error;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `ready` is never used
[INFO] [stdout]    --> src/server/mod.rs:175:8
[INFO] [stdout]     |
[INFO] [stdout] 134 | impl<CT, ST> Command<CT, ST> {
[INFO] [stdout]     | ---------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 175 |     fn ready(&self) -> bool {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `set_hostname`, `set_max_recipients`, `set_max_message_size`, `increase_max_command_line_size`, and `increase_max_text_line_size` are never used
[INFO] [stdout]    --> src/server/mod.rs:257:8
[INFO] [stdout]     |
[INFO] [stdout] 236 | impl<CT: 'static + Send + Sync + Clone> Server<CT> {
[INFO] [stdout]     | -------------------------------------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 257 |     fn set_hostname(&mut self, hostname: &str) {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 261 |     fn set_max_recipients(&mut self, max: usize) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 268 |     fn set_max_message_size(&mut self, max: usize) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 283 |     fn increase_max_command_line_size(&mut self, bytes: usize) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 287 |     fn increase_max_text_line_size(&mut self, bytes: usize) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.93s
[INFO] running `Command { std: "docker" "inspect" "e5e774e6ac99f87b3ce086b716e1a9f12e09125fd0dc361bc63eab8255a344b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5e774e6ac99f87b3ce086b716e1a9f12e09125fd0dc361bc63eab8255a344b6", kill_on_drop: false }`
[INFO] [stdout] e5e774e6ac99f87b3ce086b716e1a9f12e09125fd0dc361bc63eab8255a344b6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 45bb401627d856f7663873145014217b2f5741ba85a80506ea8cedb3deb1fe7a
[INFO] running `Command { std: "docker" "start" "-a" "45bb401627d856f7663873145014217b2f5741ba85a80506ea8cedb3deb1fe7a", kill_on_drop: false }`
[INFO] [stderr] warning: method `ready` is never used
[INFO] [stderr]    --> src/server/mod.rs:175:8
[INFO] [stderr]     |
[INFO] [stderr] 134 | impl<CT, ST> Command<CT, ST> {
[INFO] [stderr]     | ---------------------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 175 |     fn ready(&self) -> bool {
[INFO] [stderr]     |        ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: methods `set_hostname`, `set_max_recipients`, `set_max_message_size`, `increase_max_command_line_size`, and `increase_max_text_line_size` are never used
[INFO] [stderr]    --> src/server/mod.rs:257:8
[INFO] [stderr]     |
[INFO] [stderr] 236 | impl<CT: 'static + Send + Sync + Clone> Server<CT> {
[INFO] [stderr]     | -------------------------------------------------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 257 |     fn set_hostname(&mut self, hostname: &str) {
[INFO] [stderr]     |        ^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 261 |     fn set_max_recipients(&mut self, max: usize) {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 268 |     fn set_max_message_size(&mut self, max: usize) {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 283 |     fn increase_max_command_line_size(&mut self, bytes: usize) {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 287 |     fn increase_max_text_line_size(&mut self, bytes: usize) {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `rsmtp` (lib) generated 2 warnings
[INFO] [stderr] warning: unused import: `std::error::Error`
[INFO] [stderr]   --> src/common/stream.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 | use std::error::Error;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `rsmtp` (lib test) generated 3 warnings (2 duplicates) (run `cargo fix --lib -p rsmtp --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rsmtp-f5fd9a9f2f7c63f6)
[INFO] [stdout] 
[INFO] [stdout] running 23 tests
[INFO] [stdout] test common::mailbox::test_foreign_part ... ok
[INFO] [stdout] test common::mailbox::test_static_vars ... ok
[INFO] [stdout] test common::stream::test_limits ... ok
[INFO] [stdout] test common::stream::test_read_line ... ok
[INFO] [stdout] test common::mailbox::test_local_part ... ok
[INFO] [stdout] test common::stream::test_static_vars ... ok
[INFO] [stdout] test common::stream::test_new ... ok
[INFO] [stdout] test common::utils::test_get_at_domain ... ok
[INFO] [stdout] test common::mailbox::test_mailbox ... ok
[INFO] [stdout] test common::utils::test_get_atom ... ok
[INFO] [stdout] test common::utils::test_get_domain ... ok
[INFO] [stdout] test common::utils::test_get_dot_string ... ok
[INFO] [stdout] test common::utils::test_get_possible_mailbox ... ok
[INFO] [stdout] test common::utils::test_get_possible_mailbox_ipv4 ... ok
[INFO] [stdout] test common::utils::test_get_possible_mailbox_ipv6 ... ok
[INFO] [stdout] test common::utils::test_get_source_route ... ok
[INFO] [stdout] test common::utils::test_get_quoted_string ... ok
[INFO] [stdout] test common::utils::test_is_atext ... ok
[INFO] [stdout] test common::utils::test_is_alnum ... ok
[INFO] [stdout] test common::utils::test_is_qtext_smtp ... ok
[INFO] [stdout] test common::utils::test_is_quoted_pair_smtp ... ok
[INFO] [stdout] test common::utils::test_get_subdomain ... ok
[INFO] [stdout] test common::stream::test_write_line ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- common::stream::test_write_line stdout ----
[INFO] [stdout] thread 'common::stream::test_write_line' panicked at src/common/stream.rs:257:14:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x562eb388558c - std::backtrace_rs::backtrace::libunwind::trace::ha637c64ce894333a
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stdout]    1:     0x562eb388558c - std::backtrace_rs::backtrace::trace_unsynchronized::h47f62dea28e0c88d
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x562eb388558c - std::sys_common::backtrace::_print_fmt::h9eef0abe20ede486
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x562eb388558c - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hed7f999df88cc644
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x562eb38b1560 - core::fmt::rt::Argument::fmt::h1539a9308b8d058d
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/fmt/rt.rs:142:9
[INFO] [stdout]    5:     0x562eb38b1560 - core::fmt::write::h3a39390d8560d9c9
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/fmt/mod.rs:1120:17
[INFO] [stdout]    6:     0x562eb3882f3f - std::io::Write::write_fmt::h040b369f3a0f9cbc
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/io/mod.rs:1762:15
[INFO] [stdout]    7:     0x562eb3885374 - std::sys_common::backtrace::_print::h894006fb5c6f3d45
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x562eb3885374 - std::sys_common::backtrace::print::h23a2d212c6fff936
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x562eb3887037 - std::panicking::default_hook::{{closure}}::h8a1d2ee00185001a
[INFO] [stdout]   10:     0x562eb3886d23 - std::panicking::default_hook::h6038f2eba384e475
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:289:9
[INFO] [stdout]   11:     0x562eb3857707 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h0ad024c9bdc6d768
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2021:9
[INFO] [stdout]   12:     0x562eb3857707 - test::test_main::{{closure}}::h7500b54257359db6
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:138:21
[INFO] [stdout]   13:     0x562eb3887648 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h1f8f335eaa9cfaee
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2021:9
[INFO] [stdout]   14:     0x562eb3887648 - std::panicking::rust_panic_with_hook::h2b5517d590cab22e
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:783:13
[INFO] [stdout]   15:     0x562eb388739e - std::panicking::begin_panic_handler::{{closure}}::h233112c06e0ef43e
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:657:13
[INFO] [stdout]   16:     0x562eb3885a56 - std::sys_common::backtrace::__rust_end_short_backtrace::h6e893f24d7ebbff8
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:170:18
[INFO] [stdout]   17:     0x562eb3887102 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:645:5
[INFO] [stdout]   18:     0x562eb380bcf5 - core::panicking::panic_fmt::hbf0e066aabfa482c
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x562eb380c193 - core::result::unwrap_failed::hddb4fea594200c52
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/result.rs:1653:5
[INFO] [stdout]   20:     0x562eb382025b - core::result::Result<T,E>::unwrap::h73d5f3eac51e3a98
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/result.rs:1077:23
[INFO] [stdout]   21:     0x562eb381a7dc - rsmtp::common::stream::test_write_line::hd75be51a20ee1505
[INFO] [stdout]                                at /opt/rustwide/workdir/src/common/stream.rs:253:22
[INFO] [stdout]   22:     0x562eb381a717 - rsmtp::common::stream::test_write_line::{{closure}}::h5e2cbc11b4c03ca4
[INFO] [stdout]                                at /opt/rustwide/workdir/src/common/stream.rs:247:21
[INFO] [stdout]   23:     0x562eb381ea56 - core::ops::function::FnOnce::call_once::h9bb0d7ef043bb8a8
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x562eb385cd5f - core::ops::function::FnOnce::call_once::h2b5d431d5046312d
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x562eb385cd5f - test::__rust_begin_short_backtrace::h7714669af176e207
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:628:18
[INFO] [stdout]   26:     0x562eb385bd75 - test::run_test_in_process::{{closure}}::h85218797dcbcec12
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:651:60
[INFO] [stdout]   27:     0x562eb385bd75 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h76c106ea31c14d7b
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   28:     0x562eb385bd75 - std::panicking::try::do_call::h3bd5d0f6620ee946
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:552:40
[INFO] [stdout]   29:     0x562eb385bd75 - std::panicking::try::h232e535e4744fe31
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:516:19
[INFO] [stdout]   30:     0x562eb385bd75 - std::panic::catch_unwind::h3ce3bd6ca8dbac68
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panic.rs:142:14
[INFO] [stdout]   31:     0x562eb385bd75 - test::run_test_in_process::hc97b257c9621286a
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:651:27
[INFO] [stdout]   32:     0x562eb385bd75 - test::run_test::{{closure}}::h2aa798823a438d38
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:574:43
[INFO] [stdout]   33:     0x562eb3824036 - test::run_test::{{closure}}::h87d231c78fb59832
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:602:41
[INFO] [stdout]   34:     0x562eb3824036 - std::sys_common::backtrace::__rust_begin_short_backtrace::he6df152596625789
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:154:18
[INFO] [stdout]   35:     0x562eb38290e7 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::ha94be15d1e0acf36
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/thread/mod.rs:529:17
[INFO] [stdout]   36:     0x562eb38290e7 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h9dc6bd6372f16606
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   37:     0x562eb38290e7 - std::panicking::try::do_call::h9057517f80303cd4
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:552:40
[INFO] [stdout]   38:     0x562eb38290e7 - std::panicking::try::he3a30b11ee45340c
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:516:19
[INFO] [stdout]   39:     0x562eb38290e7 - std::panic::catch_unwind::h410458cfd3528b8b
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panic.rs:142:14
[INFO] [stdout]   40:     0x562eb38290e7 - std::thread::Builder::spawn_unchecked_::{{closure}}::h72ac3bdb567b737b
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/thread/mod.rs:528:30
[INFO] [stdout]   41:     0x562eb38290e7 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h38f34da3654a8344
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x562eb388c0d5 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hc7eafaff61e32df9
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2007:9
[INFO] [stdout]   43:     0x562eb388c0d5 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h6ba4a5de48dd2304
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2007:9
[INFO] [stdout]   44:     0x562eb388c0d5 - std::sys::unix::thread::Thread::new::thread_start::he469335aef763e45
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys/unix/thread.rs:108:17
[INFO] [stdout]   45:     0x7f2ecbaf1ac3 - <unknown>
[INFO] [stdout]   46:     0x7f2ecbb82bf4 - __clone
[INFO] [stdout]   47:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     common::stream::test_write_line
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 22 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "45bb401627d856f7663873145014217b2f5741ba85a80506ea8cedb3deb1fe7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45bb401627d856f7663873145014217b2f5741ba85a80506ea8cedb3deb1fe7a", kill_on_drop: false }`
[INFO] [stdout] 45bb401627d856f7663873145014217b2f5741ba85a80506ea8cedb3deb1fe7a
[INFO] testing rsmtp-0.1.3 against beta-2023-12-22 for beta-1.76-1
[INFO] extracting crate rsmtp 0.1.3 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate rsmtp 0.1.3 on toolchain beta-2023-12-22
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rsmtp 0.1.3
[INFO] finished tweaking crates.io crate rsmtp 0.1.3
[INFO] tweaked toml for crates.io crate rsmtp 0.1.3 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate crates.io crate rsmtp 0.1.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b3f5ccdf7ef7896e04649b9b3825a76d216ee141cbe9fd408c036e2fd0c8b9f0
[INFO] running `Command { std: "docker" "start" "-a" "b3f5ccdf7ef7896e04649b9b3825a76d216ee141cbe9fd408c036e2fd0c8b9f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b3f5ccdf7ef7896e04649b9b3825a76d216ee141cbe9fd408c036e2fd0c8b9f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3f5ccdf7ef7896e04649b9b3825a76d216ee141cbe9fd408c036e2fd0c8b9f0", kill_on_drop: false }`
[INFO] [stdout] b3f5ccdf7ef7896e04649b9b3825a76d216ee141cbe9fd408c036e2fd0c8b9f0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 110ceb433d1b7e6e2ad2edc19acece0269c57700908e2059bf35ed6f6123021b
[INFO] running `Command { std: "docker" "start" "-a" "110ceb433d1b7e6e2ad2edc19acece0269c57700908e2059bf35ed6f6123021b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.150
[INFO] [stderr]    Compiling rsmtp v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `ready` is never used
[INFO] [stdout]    --> src/server/mod.rs:175:8
[INFO] [stdout]     |
[INFO] [stdout] 134 | impl<CT, ST> Command<CT, ST> {
[INFO] [stdout]     | ---------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 175 |     fn ready(&self) -> bool {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `set_hostname`, `set_max_recipients`, `set_max_message_size`, `increase_max_command_line_size`, and `increase_max_text_line_size` are never used
[INFO] [stdout]    --> src/server/mod.rs:257:8
[INFO] [stdout]     |
[INFO] [stdout] 236 | impl<CT: 'static + Send + Sync + Clone> Server<CT> {
[INFO] [stdout]     | -------------------------------------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 257 |     fn set_hostname(&mut self, hostname: &str) {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 261 |     fn set_max_recipients(&mut self, max: usize) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 268 |     fn set_max_message_size(&mut self, max: usize) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 283 |     fn increase_max_command_line_size(&mut self, bytes: usize) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 287 |     fn increase_max_text_line_size(&mut self, bytes: usize) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.87s
[INFO] running `Command { std: "docker" "inspect" "110ceb433d1b7e6e2ad2edc19acece0269c57700908e2059bf35ed6f6123021b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "110ceb433d1b7e6e2ad2edc19acece0269c57700908e2059bf35ed6f6123021b", kill_on_drop: false }`
[INFO] [stdout] 110ceb433d1b7e6e2ad2edc19acece0269c57700908e2059bf35ed6f6123021b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1884cbeb6d326f5a0a1c77c057beeb696e1a69c3c816748ee2cc40d6e62b42f2
[INFO] running `Command { std: "docker" "start" "-a" "1884cbeb6d326f5a0a1c77c057beeb696e1a69c3c816748ee2cc40d6e62b42f2", kill_on_drop: false }`
[INFO] [stdout] warning: method `ready` is never used
[INFO] [stdout]    --> src/server/mod.rs:175:8
[INFO] [stdout]     |
[INFO] [stdout] 134 | impl<CT, ST> Command<CT, ST> {
[INFO] [stdout]     | ---------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 175 |     fn ready(&self) -> bool {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `set_hostname`, `set_max_recipients`, `set_max_message_size`, `increase_max_command_line_size`, and `increase_max_text_line_size` are never used
[INFO] [stdout]    --> src/server/mod.rs:257:8
[INFO] [stdout]     |
[INFO] [stdout] 236 | impl<CT: 'static + Send + Sync + Clone> Server<CT> {
[INFO] [stdout]     | -------------------------------------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 257 |     fn set_hostname(&mut self, hostname: &str) {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 261 |     fn set_max_recipients(&mut self, max: usize) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 268 |     fn set_max_message_size(&mut self, max: usize) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 283 |     fn increase_max_command_line_size(&mut self, bytes: usize) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 287 |     fn increase_max_text_line_size(&mut self, bytes: usize) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rsmtp v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::error::Error`
[INFO] [stdout]   --> src/common/stream.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | use std::error::Error;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `ready` is never used
[INFO] [stdout]    --> src/server/mod.rs:175:8
[INFO] [stdout]     |
[INFO] [stdout] 134 | impl<CT, ST> Command<CT, ST> {
[INFO] [stdout]     | ---------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 175 |     fn ready(&self) -> bool {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `set_hostname`, `set_max_recipients`, `set_max_message_size`, `increase_max_command_line_size`, and `increase_max_text_line_size` are never used
[INFO] [stdout]    --> src/server/mod.rs:257:8
[INFO] [stdout]     |
[INFO] [stdout] 236 | impl<CT: 'static + Send + Sync + Clone> Server<CT> {
[INFO] [stdout]     | -------------------------------------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 257 |     fn set_hostname(&mut self, hostname: &str) {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 261 |     fn set_max_recipients(&mut self, max: usize) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 268 |     fn set_max_message_size(&mut self, max: usize) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 283 |     fn increase_max_command_line_size(&mut self, bytes: usize) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 287 |     fn increase_max_text_line_size(&mut self, bytes: usize) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.79s
[INFO] running `Command { std: "docker" "inspect" "1884cbeb6d326f5a0a1c77c057beeb696e1a69c3c816748ee2cc40d6e62b42f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1884cbeb6d326f5a0a1c77c057beeb696e1a69c3c816748ee2cc40d6e62b42f2", kill_on_drop: false }`
[INFO] [stdout] 1884cbeb6d326f5a0a1c77c057beeb696e1a69c3c816748ee2cc40d6e62b42f2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ad34ae614d464032b09cc1917d7284e05b3b394eab4c7ac493ed6fc9cba54944
[INFO] running `Command { std: "docker" "start" "-a" "ad34ae614d464032b09cc1917d7284e05b3b394eab4c7ac493ed6fc9cba54944", kill_on_drop: false }`
[INFO] [stderr] warning: method `ready` is never used
[INFO] [stderr]    --> src/server/mod.rs:175:8
[INFO] [stderr]     |
[INFO] [stderr] 134 | impl<CT, ST> Command<CT, ST> {
[INFO] [stderr]     | ---------------------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 175 |     fn ready(&self) -> bool {
[INFO] [stderr]     |        ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: methods `set_hostname`, `set_max_recipients`, `set_max_message_size`, `increase_max_command_line_size`, and `increase_max_text_line_size` are never used
[INFO] [stderr]    --> src/server/mod.rs:257:8
[INFO] [stderr]     |
[INFO] [stderr] 236 | impl<CT: 'static + Send + Sync + Clone> Server<CT> {
[INFO] [stderr]     | -------------------------------------------------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 257 |     fn set_hostname(&mut self, hostname: &str) {
[INFO] [stderr]     |        ^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 261 |     fn set_max_recipients(&mut self, max: usize) {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 268 |     fn set_max_message_size(&mut self, max: usize) {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 283 |     fn increase_max_command_line_size(&mut self, bytes: usize) {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 287 |     fn increase_max_text_line_size(&mut self, bytes: usize) {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `rsmtp` (lib) generated 2 warnings
[INFO] [stderr] warning: unused import: `std::error::Error`
[INFO] [stderr]   --> src/common/stream.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 | use std::error::Error;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `rsmtp` (lib test) generated 3 warnings (2 duplicates) (run `cargo fix --lib -p rsmtp --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rsmtp-4f6aad4ec8298765)
[INFO] [stdout] 
[INFO] [stdout] running 23 tests
[INFO] [stdout] test common::mailbox::test_foreign_part ... ok
[INFO] [stdout] test common::mailbox::test_local_part ... ok
[INFO] [stdout] test common::mailbox::test_static_vars ... ok
[INFO] [stdout] test common::stream::test_limits ... ok
[INFO] [stdout] test common::stream::test_new ... ok
[INFO] [stdout] test common::stream::test_static_vars ... ok
[INFO] [stdout] test common::stream::test_read_line ... ok
[INFO] [stdout] test common::utils::test_get_at_domain ... ok
[INFO] [stdout] test common::utils::test_get_atom ... ok
[INFO] [stdout] test common::utils::test_get_dot_string ... ok
[INFO] [stdout] test common::utils::test_get_possible_mailbox ... ok
[INFO] [stdout] test common::utils::test_get_domain ... ok
[INFO] [stdout] test common::utils::test_get_possible_mailbox_ipv4 ... ok
[INFO] [stdout] test common::utils::test_get_possible_mailbox_ipv6 ... ok
[INFO] [stdout] test common::utils::test_is_atext ... ok
[INFO] [stdout] test common::utils::test_get_quoted_string ... ok
[INFO] [stdout] test common::utils::test_is_alnum ... ok
[INFO] [stdout] test common::utils::test_is_quoted_pair_smtp ... ok
[INFO] [stdout] test common::utils::test_get_subdomain ... ok
[INFO] [stdout] test common::utils::test_get_source_route ... ok
[INFO] [stdout] test common::utils::test_is_qtext_smtp ... ok
[INFO] [stdout] test common::mailbox::test_mailbox ... ok
[INFO] [stdout] test common::stream::test_write_line ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- common::stream::test_write_line stdout ----
[INFO] [stdout] thread 'common::stream::test_write_line' panicked at src/common/stream.rs:257:14:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5609c085e176 - std::backtrace_rs::backtrace::libunwind::trace::h261606ad26a499c1
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stdout]    1:     0x5609c085e176 - std::backtrace_rs::backtrace::trace_unsynchronized::hd183f0625477fb28
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x5609c085e176 - std::sys_common::backtrace::_print_fmt::hd7f8fef21b4eda67
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stdout]    3:     0x5609c085e176 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h623d9b51f2f453f1
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x5609c0889430 - core::fmt::rt::Argument::fmt::h9f417ac76a86f368
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/fmt/rt.rs:142:9
[INFO] [stdout]    5:     0x5609c0889430 - core::fmt::write::hc9b6faf4ac2aeff7
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/fmt/mod.rs:1120:17
[INFO] [stdout]    6:     0x5609c085bbdf - std::io::Write::write_fmt::he04625a3a989fec3
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/io/mod.rs:1810:15
[INFO] [stdout]    7:     0x5609c085df54 - std::sys_common::backtrace::_print::hd5d66399c7df88a2
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x5609c085df54 - std::sys_common::backtrace::print::he81ed2da642d37e5
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x5609c085fcc7 - std::panicking::default_hook::{{closure}}::h85773f4fa117163d
[INFO] [stdout]   10:     0x5609c085f9ad - std::panicking::default_hook::h6a1694a91d09b278
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:289:9
[INFO] [stdout]   11:     0x5609c082fb57 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h616ac37fa3cd6c8f
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/alloc/src/boxed.rs:2029:9
[INFO] [stdout]   12:     0x5609c082fb57 - test::test_main::{{closure}}::h00d84697cefdcbb6
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:138:21
[INFO] [stdout]   13:     0x5609c08602e6 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hcb3fe3b9bb537ba8
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/alloc/src/boxed.rs:2029:9
[INFO] [stdout]   14:     0x5609c08602e6 - std::panicking::rust_panic_with_hook::h0a7ad96e90f7145b
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:783:13
[INFO] [stdout]   15:     0x5609c0860032 - std::panicking::begin_panic_handler::{{closure}}::h7919090525c6485e
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:657:13
[INFO] [stdout]   16:     0x5609c085e676 - std::sys_common::backtrace::__rust_end_short_backtrace::hf3289479464f7dfe
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stdout]   17:     0x5609c085fd90 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:645:5
[INFO] [stdout]   18:     0x5609c07e1cd5 - core::panicking::panic_fmt::hcc9f77c5c132af55
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x5609c07e2183 - core::result::unwrap_failed::hbe14f498be1452f9
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/result.rs:1649:5
[INFO] [stdout]   20:     0x5609c07f60ab - core::result::Result<T,E>::unwrap::hc01d1264a8b067a4
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/result.rs:1073:23
[INFO] [stdout]   21:     0x5609c07f166c - rsmtp::common::stream::test_write_line::h36e0ddafc267ce1b
[INFO] [stdout]                                at /opt/rustwide/workdir/src/common/stream.rs:253:22
[INFO] [stdout]   22:     0x5609c07f15a7 - rsmtp::common::stream::test_write_line::{{closure}}::ha827d9ba64db5fb2
[INFO] [stdout]                                at /opt/rustwide/workdir/src/common/stream.rs:247:21
[INFO] [stdout]   23:     0x5609c07e2b86 - core::ops::function::FnOnce::call_once::h194f88aff056dc7e
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x5609c083542f - core::ops::function::FnOnce::call_once::hd64d26f405258157
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x5609c083542f - test::__rust_begin_short_backtrace::he21b0b7a6d731bf9
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:627:18
[INFO] [stdout]   26:     0x5609c08341b1 - test::run_test_in_process::{{closure}}::hf5c73986d7bdfde2
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:650:60
[INFO] [stdout]   27:     0x5609c08341b1 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h330011ad032aadc0
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   28:     0x5609c08341b1 - std::panicking::try::do_call::he61b0a958b795a41
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:552:40
[INFO] [stdout]   29:     0x5609c08341b1 - std::panicking::try::h7309da130f906eb7
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:516:19
[INFO] [stdout]   30:     0x5609c08341b1 - std::panic::catch_unwind::hc5c3a06fdaf0a92a
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panic.rs:142:14
[INFO] [stdout]   31:     0x5609c08341b1 - test::run_test_in_process::h7e7b7c71c3324e0f
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:650:27
[INFO] [stdout]   32:     0x5609c08341b1 - test::run_test::{{closure}}::h1f509f28f5cf20b1
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:573:43
[INFO] [stdout]   33:     0x5609c07fb4e6 - test::run_test::{{closure}}::h1754218abf443f6d
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:601:41
[INFO] [stdout]   34:     0x5609c07fb4e6 - std::sys_common::backtrace::__rust_begin_short_backtrace::h2ee174b9d5954948
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:155:18
[INFO] [stdout]   35:     0x5609c0800547 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hf60bee9c1a17ef09
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/thread/mod.rs:529:17
[INFO] [stdout]   36:     0x5609c0800547 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h33d0dddec5216160
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   37:     0x5609c0800547 - std::panicking::try::do_call::h144b3048b546f835
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:552:40
[INFO] [stdout]   38:     0x5609c0800547 - std::panicking::try::h978244d04646189f
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:516:19
[INFO] [stdout]   39:     0x5609c0800547 - std::panic::catch_unwind::hdf436369d188fe86
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panic.rs:142:14
[INFO] [stdout]   40:     0x5609c0800547 - std::thread::Builder::spawn_unchecked_::{{closure}}::h87329cbdd33c79ec
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/thread/mod.rs:528:30
[INFO] [stdout]   41:     0x5609c0800547 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h401abbe67897d450
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x5609c0864d95 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h5d7c8f150ab9c84c
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/alloc/src/boxed.rs:2015:9
[INFO] [stdout]   43:     0x5609c0864d95 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h570d5b005c242c15
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/alloc/src/boxed.rs:2015:9
[INFO] [stdout]   44:     0x5609c0864d95 - std::sys::unix::thread::Thread::new::thread_start::h36b0a20c0b2361ad
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys/unix/thread.rs:108:17
[INFO] [stdout]   45:     0x7f38dd61eac3 - <unknown>
[INFO] [stdout]   46:     0x7f38dd6afbf4 - __clone
[INFO] [stdout]   47:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     common::stream::test_write_line
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 22 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "ad34ae614d464032b09cc1917d7284e05b3b394eab4c7ac493ed6fc9cba54944", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad34ae614d464032b09cc1917d7284e05b3b394eab4c7ac493ed6fc9cba54944", kill_on_drop: false }`
[INFO] [stdout] ad34ae614d464032b09cc1917d7284e05b3b394eab4c7ac493ed6fc9cba54944
