[INFO] fetching crate rsmtp 0.1.3...
[INFO] testing rsmtp-0.1.3 against 1.99.0-beta.8+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate rsmtp 0.1.3 into /workspace/builds/worker-2-tc1/source
[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-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rsmtp 0.1.3 on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 08c9e9c3f992194267dec00586f9201b5433fa191ccfddd9e3bdc74a3f0295c4
[INFO] running `Command { std: "docker" "start" "08c9e9c3f992194267dec00586f9201b5433fa191ccfddd9e3bdc74a3f0295c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "08c9e9c3f992194267dec00586f9201b5433fa191ccfddd9e3bdc74a3f0295c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "08c9e9c3f992194267dec00586f9201b5433fa191ccfddd9e3bdc74a3f0295c4" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "08c9e9c3f992194267dec00586f9201b5433fa191ccfddd9e3bdc74a3f0295c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "08c9e9c3f992194267dec00586f9201b5433fa191ccfddd9e3bdc74a3f0295c4" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json" "--release", 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)]` (part of `#[warn(unused)]`) 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]     Finished `release` profile [optimized] target(s) in 1.38s
[INFO] running `Command { std: "docker" "inspect" "08c9e9c3f992194267dec00586f9201b5433fa191ccfddd9e3bdc74a3f0295c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "08c9e9c3f992194267dec00586f9201b5433fa191ccfddd9e3bdc74a3f0295c4" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
[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)]` (part of `#[warn(unused)]`) 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: 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)]` (part of `#[warn(unused)]`) 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)]` (part of `#[warn(unused)]`) 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]     Finished `release` profile [optimized] target(s) in 1.26s
[INFO] running `Command { std: "docker" "inspect" "08c9e9c3f992194267dec00586f9201b5433fa191ccfddd9e3bdc74a3f0295c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "08c9e9c3f992194267dec00586f9201b5433fa191ccfddd9e3bdc74a3f0295c4" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--release", 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)]` (part of `#[warn(unused)]`) 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)]` (part of `#[warn(unused)]`) 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 `release` profile [optimized] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/release/deps/rsmtp-bd22db9d69573515)
[INFO] [stdout] 
[INFO] [stdout] running 23 tests
[INFO] [stdout] test common::mailbox::test_local_part ... ok
[INFO] [stdout] test common::utils::test_get_domain ... ok
[INFO] [stdout] test common::stream::test_static_vars ... ok
[INFO] [stdout] test common::utils::test_get_dot_string ... ok
[INFO] [stdout] test common::stream::test_read_line ... ok
[INFO] [stdout] test common::utils::test_get_at_domain ... ok
[INFO] [stdout] test common::stream::test_limits ... ok
[INFO] [stdout] test common::utils::test_get_source_route ... ok
[INFO] [stdout] test common::utils::test_is_quoted_pair_smtp ... ok
[INFO] [stdout] test common::mailbox::test_static_vars ... ok
[INFO] [stdout] test common::stream::test_new ... 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_qtext_smtp ... ok
[INFO] [stdout] test common::stream::test_write_line ... FAILED
[INFO] [stdout] test common::mailbox::test_foreign_part ... ok
[INFO] [stdout] test common::utils::test_get_atom ... ok
[INFO] [stdout] test common::mailbox::test_mailbox ... ok
[INFO] [stdout] test common::utils::test_get_possible_mailbox ... ok
[INFO] [stdout] test common::utils::test_get_possible_mailbox_ipv6 ... ok
[INFO] [stdout] test common::utils::test_get_possible_mailbox_ipv4 ... ok
[INFO] [stdout] test common::utils::test_is_alnum ... ok
[INFO] [stdout] test common::utils::test_get_subdomain ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- common::stream::test_write_line stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'common::stream::test_write_line' (226) 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:     0x589a4b6883c1 - <<std[70759c8f55707aa4]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[df12db4294e9bfd3]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x589a4b69da4a - core[df12db4294e9bfd3]::fmt::write
[INFO] [stdout]    2:     0x589a4b68c92c - <alloc[2182bb758b4b3781]::vec::Vec<u8> as core[df12db4294e9bfd3]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x589a4b6649b6 - std[70759c8f55707aa4]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x589a4b680b29 - std[70759c8f55707aa4]::panicking::default_hook
[INFO] [stdout]    5:     0x589a4b61cf50 - test[9d35eded1c95d3be]::test_main_inner::<test[9d35eded1c95d3be]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]    6:     0x589a4b680ce2 - std[70759c8f55707aa4]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x589a4b664a62 - std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x589a4b65d7b9 - std[70759c8f55707aa4]::sys::backtrace::__rust_end_short_backtrace::<std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x589a4b66565d - __rustc[8fa7c3cbc660c2b3]::rust_begin_unwind
[INFO] [stdout]   10:     0x589a4b69e17c - core[df12db4294e9bfd3]::panicking::panic_fmt
[INFO] [stdout]   11:     0x589a4b69df52 - core[df12db4294e9bfd3]::result::unwrap_failed
[INFO] [stdout]   12:     0x589a4b60d32c - <rsmtp[3b9fdd24b8b14395]::common::stream::test_write_line::{closure#0} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   13:     0x589a4b61023b - test[9d35eded1c95d3be]::__rust_begin_short_backtrace::<core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>, fn() -> core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>>
[INFO] [stdout]   14:     0x589a4b61d8a5 - test[9d35eded1c95d3be]::run_test::{closure#0}
[INFO] [stdout]   15:     0x589a4b617164 - std[70759c8f55707aa4]::sys::backtrace::__rust_begin_short_backtrace::<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>
[INFO] [stdout]   16:     0x589a4b620a02 - <std[70759c8f55707aa4]::thread::lifecycle::spawn_unchecked<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>::{closure#1} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   17:     0x589a4b687c99 - <std[70759c8f55707aa4]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   18:     0x75bf7a6eadfa - <unknown>
[INFO] [stdout]   19:     0x75bf7a77e3d4 - clone
[INFO] [stdout]   20:                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 0.00s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "08c9e9c3f992194267dec00586f9201b5433fa191ccfddd9e3bdc74a3f0295c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08c9e9c3f992194267dec00586f9201b5433fa191ccfddd9e3bdc74a3f0295c4", kill_on_drop: false }`
[INFO] [stdout] 08c9e9c3f992194267dec00586f9201b5433fa191ccfddd9e3bdc74a3f0295c4
