[INFO] fetching crate middleman 0.3.1...
[INFO] testing middleman-0.3.1 against 1.99.0-beta.8+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate middleman 0.3.1 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate middleman 0.3.1
[INFO] finished tweaking crates.io crate middleman 0.3.1
[INFO] tweaked toml for crates.io crate middleman 0.3.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate middleman 0.3.1 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 27 packages to highest compatible versions
[INFO] [stderr]       Adding bincode v1.3.3 (available: v3.0.0)
[INFO] [stderr]       Adding mio v0.6.23 (available: v1.2.4)
[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] [stderr] warning: Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `middleman` (manifest) generated 1 warning
[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] 86f99ea0e9642e71d729b93bc5cf565094978c51085d8da65683aee4cc8e85e6
[INFO] running `Command { std: "docker" "start" "86f99ea0e9642e71d729b93bc5cf565094978c51085d8da65683aee4cc8e85e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "86f99ea0e9642e71d729b93bc5cf565094978c51085d8da65683aee4cc8e85e6", 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" "86f99ea0e9642e71d729b93bc5cf565094978c51085d8da65683aee4cc8e85e6" "/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" "86f99ea0e9642e71d729b93bc5cf565094978c51085d8da65683aee4cc8e85e6", 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" "86f99ea0e9642e71d729b93bc5cf565094978c51085d8da65683aee4cc8e85e6" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `middleman` (manifest) generated 1 warning
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling middleman v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated constant `std::u32::MAX`: replaced by the `MAX` associated constant on this type
[INFO] [stdout]    --> src/structs.rs:360:32
[INFO] [stdout]     |
[INFO] [stdout] 360 |         if m_len > ::std::u32::MAX as usize {
[INFO] [stdout]     |                                ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/structs.rs:313:18
[INFO] [stdout]     |
[INFO] [stdout] 313 |                 let mut vec = self.buf.drain(0..buf_end)
[INFO] [stdout]     |                     ----^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.85s
[INFO] running `Command { std: "docker" "inspect" "86f99ea0e9642e71d729b93bc5cf565094978c51085d8da65683aee4cc8e85e6", 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" "86f99ea0e9642e71d729b93bc5cf565094978c51085d8da65683aee4cc8e85e6" "/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] warning: Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `middleman` (manifest) generated 1 warning
[INFO] [stdout] warning: use of deprecated constant `std::u32::MAX`: replaced by the `MAX` associated constant on this type
[INFO] [stdout]    --> src/structs.rs:360:32
[INFO] [stdout]     |
[INFO] [stdout] 360 |         if m_len > ::std::u32::MAX as usize {
[INFO] [stdout]     |                                ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling middleman v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/structs.rs:313:18
[INFO] [stdout]     |
[INFO] [stdout] 313 |                 let mut vec = self.buf.drain(0..buf_end)
[INFO] [stdout]     |                     ----^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::u32::MAX`: replaced by the `MAX` associated constant on this type
[INFO] [stdout]    --> src/structs.rs:360:32
[INFO] [stdout]     |
[INFO] [stdout] 360 |         if m_len > ::std::u32::MAX as usize {
[INFO] [stdout]     |                                ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/structs.rs:313:18
[INFO] [stdout]     |
[INFO] [stdout] 313 |                 let mut vec = self.buf.drain(0..buf_end)
[INFO] [stdout]     |                     ----^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/tests.rs:532:41
[INFO] [stdout]     |
[INFO] [stdout] 532 | ...                   let mut stream = streams.get_mut(&token).unwrap();
[INFO] [stdout]     |                           ----^^^^^^
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` in tuple element 1 that must be used
[INFO] [stdout]    --> src/tests.rs:226:28
[INFO] [stdout]     |
[INFO] [stdout] 226 |                 TOK_A => { a.recv_all_map(&mut work); },
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` in tuple element 1 that must be used
[INFO] [stdout]    --> src/tests.rs:227:28
[INFO] [stdout]     |
[INFO] [stdout] 227 |                 TOK_B => { b.recv_all_map(&mut work); },
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` in tuple element 1 that must be used
[INFO] [stdout]    --> src/tests.rs:344:13
[INFO] [stdout]     |
[INFO] [stdout] 344 | /             a.recv_all_map::<_, Complex>(|_mm, msg| {
[INFO] [stdout] 345 | |                 assert_eq!(&msg, &struct_form);
[INFO] [stdout] 346 | |                 to_go -= 1;
[INFO] [stdout] 347 | |             });
[INFO] [stdout]     | |______________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 1.36s
[INFO] running `Command { std: "docker" "inspect" "86f99ea0e9642e71d729b93bc5cf565094978c51085d8da65683aee4cc8e85e6", 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" "86f99ea0e9642e71d729b93bc5cf565094978c51085d8da65683aee4cc8e85e6" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--release", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `middleman` (manifest) generated 1 warning
[INFO] [stderr] warning: use of deprecated constant `std::u32::MAX`: replaced by the `MAX` associated constant on this type
[INFO] [stderr]    --> src/structs.rs:360:32
[INFO] [stderr]     |
[INFO] [stderr] 360 |         if m_len > ::std::u32::MAX as usize {
[INFO] [stderr]     |                                ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/structs.rs:313:18
[INFO] [stderr]     |
[INFO] [stderr] 313 |                 let mut vec = self.buf.drain(0..buf_end)
[INFO] [stderr]     |                     ----^^^
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `middleman` (lib) generated 2 warnings (run `cargo fix --lib -p middleman` to apply 1 suggestion)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/tests.rs:532:41
[INFO] [stderr]     |
[INFO] [stderr] 532 | ...                   let mut stream = streams.get_mut(&token).unwrap();
[INFO] [stderr]     |                           ----^^^^^^
[INFO] [stderr]     |                           |
[INFO] [stderr]     |                           help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` in tuple element 1 that must be used
[INFO] [stderr]    --> src/tests.rs:226:28
[INFO] [stderr]     |
[INFO] [stderr] 226 |                 TOK_A => { a.recv_all_map(&mut work); },
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` in tuple element 1 that must be used
[INFO] [stderr]    --> src/tests.rs:227:28
[INFO] [stderr]     |
[INFO] [stderr] 227 |                 TOK_B => { b.recv_all_map(&mut work); },
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` in tuple element 1 that must be used
[INFO] [stderr]    --> src/tests.rs:344:13
[INFO] [stderr]     |
[INFO] [stderr] 344 | /             a.recv_all_map::<_, Complex>(|_mm, msg| {
[INFO] [stderr] 345 | |                 assert_eq!(&msg, &struct_form);
[INFO] [stderr] 346 | |                 to_go -= 1;
[INFO] [stderr] 347 | |             });
[INFO] [stderr]     | |______________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: `middleman` (lib test) generated 6 warnings (2 duplicates) (run `cargo fix --lib -p middleman --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/release/deps/middleman-f81f4027de2f5736)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test tests::echo_client_std ... ok
[INFO] [stdout] test tests::single_send_recv ... ok
[INFO] [stdout] test tests::not_ready - should panic ... FAILED
[INFO] [stdout] test tests::count_together ... ok
[INFO] [stdout] test tests::safe_echo_client ... FAILED
[INFO] [stdout] test tests::simple_packed ... ok
[INFO] [stdout] test tests::packed_best_case ... FAILED
[INFO] [stdout] test tests::is_ready ... ok
[INFO] [stdout] test tests::send_a_lot ... ok
[INFO] [stdout] test tests::recv_blocking ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- tests::not_ready stdout ----
[INFO] [stdout] note: test did not panic as expected at src/tests.rs:39:4
[INFO] [stdout] ---- tests::safe_echo_client stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::safe_echo_client' (174) panicked at src/tests.rs:164:21:
[INFO] [stdout] assertion `left == right` failed
[INFO] [stdout]   left: None
[INFO] [stdout]  right: Some(Hello)
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5805de512f61 - <<std[70759c8f55707aa4]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[df12db4294e9bfd3]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x5805de527b5a - core[df12db4294e9bfd3]::fmt::write
[INFO] [stdout]    2:     0x5805de51758c - <alloc[2182bb758b4b3781]::vec::Vec<u8> as core[df12db4294e9bfd3]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x5805de4eead6 - std[70759c8f55707aa4]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x5805de50b219 - std[70759c8f55707aa4]::panicking::default_hook
[INFO] [stdout]    5:     0x5805de4a3480 - test[9d35eded1c95d3be]::test_main_inner::<test[9d35eded1c95d3be]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]    6:     0x5805de50b3d2 - std[70759c8f55707aa4]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x5805de4eeb82 - std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x5805de4e78d9 - std[70759c8f55707aa4]::sys::backtrace::__rust_end_short_backtrace::<std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x5805de4ef77d - __rustc[8fa7c3cbc660c2b3]::rust_begin_unwind
[INFO] [stdout]   10:     0x5805de5282bc - core[df12db4294e9bfd3]::panicking::panic_fmt
[INFO] [stdout]   11:     0x5805de5281d3 - core[df12db4294e9bfd3]::panicking::assert_failed_inner
[INFO] [stdout]   12:     0x5805de48f5e9 - core[df12db4294e9bfd3]::panicking::assert_failed::<core[df12db4294e9bfd3]::option::Option<middleman[10d12a4eb0c71019]::tests::Msg>, core[df12db4294e9bfd3]::option::Option<middleman[10d12a4eb0c71019]::tests::Msg>>
[INFO] [stdout]   13:     0x5805de48babf - middleman[10d12a4eb0c71019]::tests::safe_echo_client
[INFO] [stdout]   14:     0x5805de4902d9 - <middleman[10d12a4eb0c71019]::tests::safe_echo_client::{closure#0} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   15:     0x5805de49676b - 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]   16:     0x5805de4a3dd5 - test[9d35eded1c95d3be]::run_test::{closure#0}
[INFO] [stdout]   17:     0x5805de49d694 - std[70759c8f55707aa4]::sys::backtrace::__rust_begin_short_backtrace::<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>
[INFO] [stdout]   18:     0x5805de4a6f32 - <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]   19:     0x5805de512439 - <std[70759c8f55707aa4]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   20:     0x7b1836a2adfa - <unknown>
[INFO] [stdout]   21:     0x7b1836abe3d4 - clone
[INFO] [stdout]   22:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- tests::packed_best_case stdout ----
[INFO] [stdout] packed: 15.274185ms
[INFO] [stdout] normal: 8.244826ms
[INFO] [stdout] Packed took 185% of normal
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::packed_best_case' (172) panicked at src/tests.rs:402:5:
[INFO] [stdout] assertion failed: time_1 <= time_2
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5805de512f61 - <<std[70759c8f55707aa4]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[df12db4294e9bfd3]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x5805de527b5a - core[df12db4294e9bfd3]::fmt::write
[INFO] [stdout]    2:     0x5805de51758c - <alloc[2182bb758b4b3781]::vec::Vec<u8> as core[df12db4294e9bfd3]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x5805de4eead6 - std[70759c8f55707aa4]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x5805de50b219 - std[70759c8f55707aa4]::panicking::default_hook
[INFO] [stdout]    5:     0x5805de4a3480 - test[9d35eded1c95d3be]::test_main_inner::<test[9d35eded1c95d3be]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]    6:     0x5805de50b3d2 - std[70759c8f55707aa4]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x5805de4eebb4 - std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x5805de4e78d9 - std[70759c8f55707aa4]::sys::backtrace::__rust_end_short_backtrace::<std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x5805de4ef77d - __rustc[8fa7c3cbc660c2b3]::rust_begin_unwind
[INFO] [stdout]   10:     0x5805de5282bc - core[df12db4294e9bfd3]::panicking::panic_fmt
[INFO] [stdout]   11:     0x5805de528282 - core[df12db4294e9bfd3]::panicking::panic
[INFO] [stdout]   12:     0x5805de48b040 - middleman[10d12a4eb0c71019]::tests::packed_best_case
[INFO] [stdout]   13:     0x5805de4902b9 - <middleman[10d12a4eb0c71019]::tests::packed_best_case::{closure#0} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   14:     0x5805de49676b - 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]   15:     0x5805de4a3dd5 - test[9d35eded1c95d3be]::run_test::{closure#0}
[INFO] [stdout]   16:     0x5805de49d694 - std[70759c8f55707aa4]::sys::backtrace::__rust_begin_short_backtrace::<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>
[INFO] [stdout]   17:     0x5805de4a6f32 - <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]   18:     0x5805de512439 - <std[70759c8f55707aa4]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   19:     0x7b1836a2adfa - <unknown>
[INFO] [stdout]   20:     0x7b1836abe3d4 - clone
[INFO] [stdout]   21:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     tests::not_ready
[INFO] [stdout]     tests::packed_best_case
[INFO] [stdout]     tests::safe_echo_client
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 7 passed; 3 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.17s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "86f99ea0e9642e71d729b93bc5cf565094978c51085d8da65683aee4cc8e85e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86f99ea0e9642e71d729b93bc5cf565094978c51085d8da65683aee4cc8e85e6", kill_on_drop: false }`
[INFO] [stdout] 86f99ea0e9642e71d729b93bc5cf565094978c51085d8da65683aee4cc8e85e6
