[INFO] fetching crate narwhal 0.3.0...
[INFO] testing narwhal-0.3.0 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate narwhal 0.3.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate narwhal 0.3.0 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate narwhal 0.3.0
[INFO] finished tweaking crates.io crate narwhal 0.3.0
[INFO] tweaked toml for crates.io crate narwhal 0.3.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3d3f2db2830e9cd00b7a5d4acb6c0ff3b5cff56501ff94938c7f49813eaf6c68
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "3d3f2db2830e9cd00b7a5d4acb6c0ff3b5cff56501ff94938c7f49813eaf6c68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3d3f2db2830e9cd00b7a5d4acb6c0ff3b5cff56501ff94938c7f49813eaf6c68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d3f2db2830e9cd00b7a5d4acb6c0ff3b5cff56501ff94938c7f49813eaf6c68", kill_on_drop: false }`
[INFO] [stdout] 3d3f2db2830e9cd00b7a5d4acb6c0ff3b5cff56501ff94938c7f49813eaf6c68
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 574d8813e1a428fbcb89fd00674b247e16d81de9f6436631418e11b8e556a8aa
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "574d8813e1a428fbcb89fd00674b247e16d81de9f6436631418e11b8e556a8aa", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling libc v0.2.107
[INFO] [stderr]    Compiling pkg-config v0.3.22
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling openssl v0.10.38
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling ucd-util v0.1.8
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling regex-syntax v0.5.6
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling object v0.27.1
[INFO] [stderr]    Compiling aho-corasick v0.6.10
[INFO] [stderr]    Compiling openssl-sys v0.9.71
[INFO] [stderr]    Compiling backtrace v0.3.63
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling serde_json v1.0.71
[INFO] [stderr]    Compiling error-chain v0.11.0
[INFO] [stderr]    Compiling narwhal v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]  --> src/errors.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | / error_chain!{
[INFO] [stdout] 3 | |     foreign_links {
[INFO] [stdout] 4 | |         Io(::std::io::Error) #[cfg(unix)];
[INFO] [stdout] 5 | |     }
[INFO] [stdout] 6 | | }
[INFO] [stdout]   | |_^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]   = note: this warning originates in the macro `impl_error_chain_processed` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stdout]  --> src/errors.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | / error_chain!{
[INFO] [stdout] 3 | |     foreign_links {
[INFO] [stdout] 4 | |         Io(::std::io::Error) #[cfg(unix)];
[INFO] [stdout] 5 | |     }
[INFO] [stdout] 6 | | }
[INFO] [stdout]   | |_^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this warning originates in the macro `impl_error_chain_processed` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 05s
[INFO] running `Command { std: "docker" "inspect" "574d8813e1a428fbcb89fd00674b247e16d81de9f6436631418e11b8e556a8aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "574d8813e1a428fbcb89fd00674b247e16d81de9f6436631418e11b8e556a8aa", kill_on_drop: false }`
[INFO] [stdout] 574d8813e1a428fbcb89fd00674b247e16d81de9f6436631418e11b8e556a8aa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5fc26510979cd57728a7d341ecbf0696f749f058c21b91007af1d4b460e68727
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "5fc26510979cd57728a7d341ecbf0696f749f058c21b91007af1d4b460e68727", kill_on_drop: false }`
[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling unicode-bidi v0.3.7
[INFO] [stderr]    Compiling matches v0.1.9
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]  --> src/errors.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | / error_chain!{
[INFO] [stdout] 3 | |     foreign_links {
[INFO] [stdout] 4 | |         Io(::std::io::Error) #[cfg(unix)];
[INFO] [stdout] 5 | |     }
[INFO] [stdout] 6 | | }
[INFO] [stdout]   | |_^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]   = note: this warning originates in the macro `impl_error_chain_processed` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stdout]  --> src/errors.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | / error_chain!{
[INFO] [stdout] 3 | |     foreign_links {
[INFO] [stdout] 4 | |         Io(::std::io::Error) #[cfg(unix)];
[INFO] [stdout] 5 | |     }
[INFO] [stdout] 6 | | }
[INFO] [stdout]   | |_^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this warning originates in the macro `impl_error_chain_processed` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling tinyvec v1.5.1
[INFO] [stderr]    Compiling unicode-normalization v0.1.19
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling narwhal v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]  --> src/errors.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | / error_chain!{
[INFO] [stdout] 3 | |     foreign_links {
[INFO] [stdout] 4 | |         Io(::std::io::Error) #[cfg(unix)];
[INFO] [stdout] 5 | |     }
[INFO] [stdout] 6 | | }
[INFO] [stdout]   | |_^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]   = note: this warning originates in the macro `impl_error_chain_processed` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stdout]  --> src/errors.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | / error_chain!{
[INFO] [stdout] 3 | |     foreign_links {
[INFO] [stdout] 4 | |         Io(::std::io::Error) #[cfg(unix)];
[INFO] [stdout] 5 | |     }
[INFO] [stdout] 6 | | }
[INFO] [stdout]   | |_^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this warning originates in the macro `impl_error_chain_processed` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 13.46s
[INFO] running `Command { std: "docker" "inspect" "5fc26510979cd57728a7d341ecbf0696f749f058c21b91007af1d4b460e68727", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5fc26510979cd57728a7d341ecbf0696f749f058c21b91007af1d4b460e68727", kill_on_drop: false }`
[INFO] [stdout] 5fc26510979cd57728a7d341ecbf0696f749f058c21b91007af1d4b460e68727
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c8a297545aa08904c77021270072e44dca0ee91d1aa20bbbd3c2d9bb9f288d0b
[INFO] running `Command { std: "docker" "start" "-a" "c8a297545aa08904c77021270072e44dca0ee91d1aa20bbbd3c2d9bb9f288d0b", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout] 
[INFO] [stderr]  --> src/errors.rs:2:1
[INFO] [stdout] running 0 tests
[INFO] [stderr]   |
[INFO] [stdout] 
[INFO] [stderr] 2 | / error_chain!{
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 3 | |     foreign_links {
[INFO] [stdout] 
[INFO] [stderr] 4 | |         Io(::std::io::Error) #[cfg(unix)];
[INFO] [stderr] 5 | |     }
[INFO] [stderr] 6 | | }
[INFO] [stderr]   | |_^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]   = note: this warning originates in the macro `impl_error_chain_processed` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stderr]  --> src/errors.rs:2:1
[INFO] [stderr]   |
[INFO] [stderr] 2 | / error_chain!{
[INFO] [stderr] 3 | |     foreign_links {
[INFO] [stderr] 4 | |         Io(::std::io::Error) #[cfg(unix)];
[INFO] [stderr] 5 | |     }
[INFO] [stderr] 6 | | }
[INFO] [stderr]   | |_^
[INFO] [stderr]   |
[INFO] [stderr]   = note: this warning originates in the macro `impl_error_chain_processed` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `narwhal` (lib) generated 2 warnings
[INFO] [stderr] warning: `narwhal` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/narwhal-c0cf3e4c902dec24)
[INFO] [stderr]      Running tests/lib.rs (/opt/rustwide/target/debug/deps/lib-bd272c02abd1ad17)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::utils::chunked_parsing ... ok
[INFO] [stdout] test tests::utils::http_request_generating ... ok
[INFO] [stdout] test tests::utils::http_response_parsing ... ok
[INFO] [stdout] test tests::engine::ping_engine ... FAILED
[INFO] [stdout] test tests::engine::get_version ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- tests::engine::ping_engine stdout ----
[INFO] [stdout] Error: Failed to ping engine
[INFO] [stdout] Caused by: Could not connect to unix socket
[INFO] [stdout] Caused by: Could not connect to unix socket
[INFO] [stdout] Caused by: No such file or directory (os error 2)
[INFO] [stdout]    0: error_chain::make_backtrace
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.11.0/src/lib.rs:616:23
[INFO] [stdout]    1: core::ops::function::FnOnce::call_once
[INFO] [stdout]              at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/core/src/ops/function.rs:227:5
[INFO] [stdout]    2: core::option::Option<T>::or_else
[INFO] [stdout]              at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/core/src/option.rs:1147:21
[INFO] [stdout]    3: error_chain::State::new
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.11.0/src/lib.rs:724:25
[INFO] [stdout]    4: <core::result::Result<T,E> as narwhal::errors::ResultExt<T>>::chain_err::{{closure}}
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.11.0/src/error_chain.rs:330:33
[INFO] [stdout]    5: core::result::Result<T,E>::map_err
[INFO] [stdout]              at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/core/src/result.rs:853:27
[INFO] [stdout]    6: <core::result::Result<T,E> as narwhal::errors::ResultExt<T>>::chain_err
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.11.0/src/error_chain.rs:329:17
[INFO] [stdout]    7: <narwhal::unix::UnixStream as narwhal::httpstream::HttpStream>::connect
[INFO] [stdout]              at src/unix.rs:19:22
[INFO] [stdout]    8: narwhal::network::get
[INFO] [stdout]              at src/network.rs:17:26
[INFO] [stdout]    9: narwhal::engine::ping
[INFO] [stdout]              at src/engine.rs:36:20
[INFO] [stdout]   10: lib::tests::engine::ping_engine
[INFO] [stdout]              at tests/lib.rs:60:24
[INFO] [stdout]   11: lib::tests::engine::ping_engine::{{closure}}
[INFO] [stdout]              at tests/lib.rs:58:9
[INFO] [stdout]   12: core::ops::function::FnOnce::call_once
[INFO] [stdout]              at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   13: core::ops::function::FnOnce::call_once
[INFO] [stdout]              at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/core/src/ops/function.rs:227:5
[INFO] [stdout]       test::__rust_begin_short_backtrace
[INFO] [stdout]              at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/test/src/lib.rs:585:5
[INFO] [stdout]   14: <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once
[INFO] [stdout]              at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/alloc/src/boxed.rs:1694:9
[INFO] [stdout]       <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]              at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/core/src/panic/unwind_safe.rs:271:9
[INFO] [stdout]       std::panicking::try::do_call
[INFO] [stdout]              at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:406:40
[INFO] [stdout]       std::panicking::try
[INFO] [stdout]              at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:370:19
[INFO] [stdout]       std::panic::catch_unwind
[INFO] [stdout]              at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panic.rs:133:14
[INFO] [stdout]       test::run_test_in_process
[INFO] [stdout]              at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/test/src/lib.rs:608:18
[INFO] [stdout]       test::run_test::run_test_inner::{{closure}}
[INFO] [stdout]              at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/test/src/lib.rs:500:39
[INFO] [stdout]   15: test::run_test::run_test_inner::{{closure}}
[INFO] [stdout]              at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/test/src/lib.rs:527:37
[INFO] [stdout]       std::sys_common::backtrace::__rust_begin_short_backtrace
[INFO] [stdout]              at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/sys_common/backtrace.rs:123:18
[INFO] [stdout]   16: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}
[INFO] [stdout]              at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/thread/mod.rs:484:17
[INFO] [stdout]       <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]              at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/core/src/panic/unwind_safe.rs:271:9
[INFO] [stdout]       std::panicking::try::do_call
[INFO] [stdout]              at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:406:40
[INFO] [stdout]       std::panicking::try
[INFO] [stdout]              at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:370:19
[INFO] [stdout]       std::panic::catch_unwind
[INFO] [stdout]              at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panic.rs:133:14
[INFO] [stdout]       std::thread::Builder::spawn_unchecked::{{closure}}
[INFO] [stdout]              at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/thread/mod.rs:483:30
[INFO] [stdout]       core::ops::function::FnOnce::call_once{{vtable.shim}}
[INFO] [stdout]              at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   17: <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once
[INFO] [stdout]              at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/alloc/src/boxed.rs:1694:9
[INFO] [stdout]       <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once
[INFO] [stdout]              at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/alloc/src/boxed.rs:1694:9
[INFO] [stdout]       std::sys::unix::thread::Thread::new::thread_start
[INFO] [stdout]              at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/sys/unix/thread.rs:106:17
[INFO] [stdout]   18: start_thread
[INFO] [stdout]   19: clone
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::engine::ping_engine' panicked at 'Could not ping engine', tests/lib.rs:64:17
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5572e0cae47c - std::backtrace_rs::backtrace::libunwind::trace::h7630ba4cba718aa0
[INFO] [stdout]                                at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5
[INFO] [stdout]    1:     0x5572e0cae47c - std::backtrace_rs::backtrace::trace_unsynchronized::he7498e79c157f5ac
[INFO] [stdout]                                at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x5572e0cae47c - std::sys_common::backtrace::_print_fmt::hdaebadaee17bca49
[INFO] [stdout]                                at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x5572e0cae47c - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h82b0e3aaf8a96140
[INFO] [stdout]                                at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stdout]    4:     0x5572e0cd1dfc - core::fmt::write::h72801a82c94e6ff1
[INFO] [stdout]                                at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/core/src/fmt/mod.rs:1149:17
[INFO] [stdout]    5:     0x5572e0ca7795 - std::io::Write::write_fmt::h21d7683cabdb4c35
[INFO] [stdout]                                at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/io/mod.rs:1697:15
[INFO] [stdout]    6:     0x5572e0cafed0 - std::sys_common::backtrace::_print::h1c9a1d19c48821c1
[INFO] [stdout]                                at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stdout]    7:     0x5572e0cafed0 - std::sys_common::backtrace::print::h7ce8802039fa9d0e
[INFO] [stdout]                                at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stdout]    8:     0x5572e0cafed0 - std::panicking::default_hook::{{closure}}::hb2a74a8c1499c326
[INFO] [stdout]                                at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:211:50
[INFO] [stdout]    9:     0x5572e0cafab6 - std::panicking::default_hook::hf4f180b00076f2b2
[INFO] [stdout]                                at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:225:9
[INFO] [stdout]   10:     0x5572e0cb0584 - std::panicking::rust_panic_with_hook::he85ce8435493b711
[INFO] [stdout]                                at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:606:17
[INFO] [stdout]   11:     0x5572e0a473e2 - std::panicking::begin_panic::{{closure}}::hafcddab2d03bcc4f
[INFO] [stdout]                                at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:526:9
[INFO] [stdout]   12:     0x5572e0a47279 - std::sys_common::backtrace::__rust_end_short_backtrace::h7c4a43e27ca4f2c0
[INFO] [stdout]                                at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/sys_common/backtrace.rs:139:18
[INFO] [stdout]   13:     0x5572e0a47323 - std::panicking::begin_panic::h6c24b5037d7977e4
[INFO] [stdout]                                at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:525:12
[INFO] [stdout]   14:     0x5572e099955d - lib::tests::engine::ping_engine::hf1467549e65d517b
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/lib.rs:64:17
[INFO] [stdout]   15:     0x5572e09993da - lib::tests::engine::ping_engine::{{closure}}::h6f6d17e79d70ed43
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/lib.rs:58:9
[INFO] [stdout]   16:     0x5572e0997ebe - core::ops::function::FnOnce::call_once::h7de7de19aed665ae
[INFO] [stdout]                                at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   17:     0x5572e09cdd33 - core::ops::function::FnOnce::call_once::h449577f1c5b077cb
[INFO] [stdout]                                at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   18:     0x5572e09cdd33 - test::__rust_begin_short_backtrace::h8c2a0a5090591869
[INFO] [stdout]                                at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/test/src/lib.rs:585:5
[INFO] [stdout]   19:     0x5572e09cc8c7 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hea00a22128a38543
[INFO] [stdout]                                at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/alloc/src/boxed.rs:1694:9
[INFO] [stdout]   20:     0x5572e09cc8c7 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::he10b35c3c50d78a0
[INFO] [stdout]                                at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/core/src/panic/unwind_safe.rs:271:9
[INFO] [stdout]   21:     0x5572e09cc8c7 - std::panicking::try::do_call::hc868e78bbc5af2ab
[INFO] [stdout]                                at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:406:40
[INFO] [stdout]   22:     0x5572e09cc8c7 - std::panicking::try::he468aede74df1b04
[INFO] [stdout]                                at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:370:19
[INFO] [stdout]   23:     0x5572e09cc8c7 - std::panic::catch_unwind::hce3c9152e1cf772d
[INFO] [stdout]                                at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panic.rs:133:14
[INFO] [stdout]   24:     0x5572e09cc8c7 - test::run_test_in_process::h9c4ab8162080cf8c
[INFO] [stdout]                                at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/test/src/lib.rs:608:18
[INFO] [stdout]   25:     0x5572e09cc8c7 - test::run_test::run_test_inner::{{closure}}::he9483433cef16afe
[INFO] [stdout]                                at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/test/src/lib.rs:500:39
[INFO] [stdout]   26:     0x5572e0999c0e - test::run_test::run_test_inner::{{closure}}::h479f1f872a5501ea
[INFO] [stdout]                                at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/test/src/lib.rs:527:37
[INFO] [stdout]   27:     0x5572e0999c0e - std::sys_common::backtrace::__rust_begin_short_backtrace::h0f1e9b1f279687bc
[INFO] [stdout]                                at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/sys_common/backtrace.rs:123:18
[INFO] [stdout]   28:     0x5572e099ea38 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he5560613c5f5cb83
[INFO] [stdout]                                at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/thread/mod.rs:484:17
[INFO] [stdout]   29:     0x5572e099ea38 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h8190a68cb05ab92f
[INFO] [stdout]                                at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/core/src/panic/unwind_safe.rs:271:9
[INFO] [stdout]   30:     0x5572e099ea38 - std::panicking::try::do_call::h6ae22f5ac22596e4
[INFO] [stdout]                                at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:406:40
[INFO] [stdout]   31:     0x5572e099ea38 - std::panicking::try::h2381c25487d6a7c2
[INFO] [stdout]                                at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:370:19
[INFO] [stdout]   32:     0x5572e099ea38 - std::panic::catch_unwind::hfe902f4d5c9d7b6d
[INFO] [stdout]                                at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panic.rs:133:14
[INFO] [stdout]   33:     0x5572e099ea38 - std::thread::Builder::spawn_unchecked::{{closure}}::h547fad40771a584e
[INFO] [stdout]                                at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/thread/mod.rs:483:30
[INFO] [stdout]   34:     0x5572e099ea38 - core::ops::function::FnOnce::call_once{{vtable.shim}}::he8602a9971738410
[INFO] [stdout]                                at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   35:     0x5572e0cb5263 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::he162a5c338a10a39
[INFO] [stdout]                                at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/alloc/src/boxed.rs:1694:9
[INFO] [stdout]   36:     0x5572e0cb5263 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hb27497b21740dd97
[INFO] [stdout]                                at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/alloc/src/boxed.rs:1694:9
[INFO] [stdout]   37:     0x5572e0cb5263 - std::sys::unix::thread::Thread::new::thread_start::he467e990e49c5136
[INFO] [stdout]                                at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/sys/unix/thread.rs:106:17
[INFO] [stdout]   38:     0x7fabc5de9609 - start_thread
[INFO] [stdout]   39:     0x7fabc5bb9293 - clone
[INFO] [stdout]   40:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- tests::engine::get_version stdout ----
[INFO] [stdout] Error: Failed to get engine version
[INFO] [stdout] Caused by: Could not connect to unix socket
[INFO] [stdout] Caused by: Could not connect to unix socket
[INFO] [stdout] Caused by: No such file or directory (os error 2)
[INFO] [stdout]    0: error_chain::make_backtrace
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.11.0/src/lib.rs:616:23
[INFO] [stdout]    1: core::ops::function::FnOnce::call_once
[INFO] [stdout]              at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/core/src/ops/function.rs:227:5
[INFO] [stdout]    2: core::option::Option<T>::or_else
[INFO] [stdout]              at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/core/src/option.rs:1147:21
[INFO] [stdout]    3: error_chain::State::new
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.11.0/src/lib.rs:724:25
[INFO] [stdout]    4: <core::result::Result<T,E> as narwhal::errors::ResultExt<T>>::chain_err::{{closure}}
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.11.0/src/error_chain.rs:330:33
[INFO] [stdout]    5: core::result::Result<T,E>::map_err
[INFO] [stdout]              at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/core/src/result.rs:853:27
[INFO] [stdout]    6: <core::result::Result<T,E> as narwhal::errors::ResultExt<T>>::chain_err
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.11.0/src/error_chain.rs:329:17
[INFO] [stdout]    7: <narwhal::unix::UnixStream as narwhal::httpstream::HttpStream>::connect
[INFO] [stdout]              at src/unix.rs:19:22
[INFO] [stdout]    8: narwhal::network::get
[INFO] [stdout]              at src/network.rs:17:26
[INFO] [stdout]    9: narwhal::engine::version
[INFO] [stdout]              at src/engine.rs:23:20
[INFO] [stdout]   10: lib::tests::engine::get_version
[INFO] [stdout]              at tests/lib.rs:48:27
[INFO] [stdout]   11: lib::tests::engine::get_version::{{closure}}
[INFO] [stdout]              at tests/lib.rs:46:9
[INFO] [stdout]   12: core::ops::function::FnOnce::call_once
[INFO] [stdout]              at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   13: core::ops::function::FnOnce::call_once
[INFO] [stdout]              at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/core/src/ops/function.rs:227:5
[INFO] [stdout]       test::__rust_begin_short_backtrace
[INFO] [stdout]              at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/test/src/lib.rs:585:5
[INFO] [stdout]   14: <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once
[INFO] [stdout]              at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/alloc/src/boxed.rs:1694:9
[INFO] [stdout]       <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]              at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/core/src/panic/unwind_safe.rs:271:9
[INFO] [stdout]       std::panicking::try::do_call
[INFO] [stdout]              at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:406:40
[INFO] [stdout]       std::panicking::try
[INFO] [stdout]              at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:370:19
[INFO] [stdout]       std::panic::catch_unwind
[INFO] [stdout]              at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panic.rs:133:14
[INFO] [stdout]       test::run_test_in_process
[INFO] [stdout]              at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/test/src/lib.rs:608:18
[INFO] [stdout]       test::run_test::run_test_inner::{{closure}}
[INFO] [stdout]              at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/test/src/lib.rs:500:39
[INFO] [stdout]   15: test::run_test::run_test_inner::{{closure}}
[INFO] [stdout]              at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/test/src/lib.rs:527:37
[INFO] [stdout]       std::sys_common::backtrace::__rust_begin_short_backtrace
[INFO] [stdout]              at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/sys_common/backtrace.rs:123:18
[INFO] [stdout]   16: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}
[INFO] [stdout]              at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/thread/mod.rs:484:17
[INFO] [stdout]       <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]              at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/core/src/panic/unwind_safe.rs:271:9
[INFO] [stdout]       std::panicking::try::do_call
[INFO] [stdout]              at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:406:40
[INFO] [stdout]       std::panicking::try
[INFO] [stdout]              at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:370:19
[INFO] [stdout]       std::panic::catch_unwind
[INFO] [stdout]              at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panic.rs:133:14
[INFO] [stdout]       std::thread::Builder::spawn_unchecked::{{closure}}
[INFO] [stdout]              at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/thread/mod.rs:483:30
[INFO] [stdout]       core::ops::function::FnOnce::call_once{{vtable.shim}}
[INFO] [stdout]              at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   17: <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once
[INFO] [stdout]              at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/alloc/src/boxed.rs:1694:9
[INFO] [stdout]       <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once
[INFO] [stdout]              at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/alloc/src/boxed.rs:1694:9
[INFO] [stdout]       std::sys::unix::thread::Thread::new::thread_start
[INFO] [stdout]              at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/sys/unix/thread.rs:106:17
[INFO] [stdout]   18: start_thread
[INFO] [stdout]   19: clone
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::engine::get_version' panicked at 'Could not get engine version', tests/lib.rs:53:17
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5572e0cae47c - std::backtrace_rs::backtrace::libunwind::trace::h7630ba4cba718aa0
[INFO] [stdout]                                at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5
[INFO] [stdout]    1:     0x5572e0cae47c - std::backtrace_rs::backtrace::trace_unsynchronized::he7498e79c157f5ac
[INFO] [stdout]                                at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x5572e0cae47c - std::sys_common::backtrace::_print_fmt::hdaebadaee17bca49
[INFO] [stdout]                                at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x5572e0cae47c - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h82b0e3aaf8a96140
[INFO] [stdout]                                at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stdout]    4:     0x5572e0cd1dfc - core::fmt::write::h72801a82c94e6ff1
[INFO] [stdout]                                at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/core/src/fmt/mod.rs:1149:17
[INFO] [stdout]    5:     0x5572e0ca7795 - std::io::Write::write_fmt::h21d7683cabdb4c35
[INFO] [stdout]                                at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/io/mod.rs:1697:15
[INFO] [stdout]    6:     0x5572e0cafed0 - std::sys_common::backtrace::_print::h1c9a1d19c48821c1
[INFO] [stdout]                                at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stdout]    7:     0x5572e0cafed0 - std::sys_common::backtrace::print::h7ce8802039fa9d0e
[INFO] [stdout]                                at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stdout]    8:     0x5572e0cafed0 - std::panicking::default_hook::{{closure}}::hb2a74a8c1499c326
[INFO] [stdout]                                at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:211:50
[INFO] [stdout]    9:     0x5572e0cafab6 - std::panicking::default_hook::hf4f180b00076f2b2
[INFO] [stdout]                                at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:225:9
[INFO] [stdout]   10:     0x5572e0cb0584 - std::panicking::rust_panic_with_hook::he85ce8435493b711
[INFO] [stdout]                                at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:606:17
[INFO] [stdout]   11:     0x5572e0a473e2 - std::panicking::begin_panic::{{closure}}::hafcddab2d03bcc4f
[INFO] [stdout]                                at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:526:9
[INFO] [stdout]   12:     0x5572e0a47279 - std::sys_common::backtrace::__rust_end_short_backtrace::h7c4a43e27ca4f2c0
[INFO] [stdout]                                at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/sys_common/backtrace.rs:139:18
[INFO] [stdout]   13:     0x5572e0a47323 - std::panicking::begin_panic::h6c24b5037d7977e4
[INFO] [stdout]                                at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:525:12
[INFO] [stdout]   14:     0x5572e09993b5 - lib::tests::engine::get_version::he72e6c8dfff50f0c
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/lib.rs:53:17
[INFO] [stdout]   15:     0x5572e099924a - lib::tests::engine::get_version::{{closure}}::h0433cd2c36720dfb
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/lib.rs:46:9
[INFO] [stdout]   16:     0x5572e0997efe - core::ops::function::FnOnce::call_once::hd1a7347c4f0e2143
[INFO] [stdout]                                at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   17:     0x5572e09cdd33 - core::ops::function::FnOnce::call_once::h449577f1c5b077cb
[INFO] [stdout]                                at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   18:     0x5572e09cdd33 - test::__rust_begin_short_backtrace::h8c2a0a5090591869
[INFO] [stdout]                                at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/test/src/lib.rs:585:5
[INFO] [stdout]   19:     0x5572e09cc8c7 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hea00a22128a38543
[INFO] [stdout]                                at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/alloc/src/boxed.rs:1694:9
[INFO] [stdout]   20:     0x5572e09cc8c7 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::he10b35c3c50d78a0
[INFO] [stdout]                                at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/core/src/panic/unwind_safe.rs:271:9
[INFO] [stdout]   21:     0x5572e09cc8c7 - std::panicking::try::do_call::hc868e78bbc5af2ab
[INFO] [stdout]                                at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:406:40
[INFO] [stdout]   22:     0x5572e09cc8c7 - std::panicking::try::he468aede74df1b04
[INFO] [stdout]                                at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:370:19
[INFO] [stdout]   23:     0x5572e09cc8c7 - std::panic::catch_unwind::hce3c9152e1cf772d
[INFO] [stdout]                                at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panic.rs:133:14
[INFO] [stdout]   24:     0x5572e09cc8c7 - test::run_test_in_process::h9c4ab8162080cf8c
[INFO] [stdout]                                at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/test/src/lib.rs:608:18
[INFO] [stdout]   25:     0x5572e09cc8c7 - test::run_test::run_test_inner::{{closure}}::he9483433cef16afe
[INFO] [stdout]                                at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/test/src/lib.rs:500:39
[INFO] [stdout]   26:     0x5572e0999c0e - test::run_test::run_test_inner::{{closure}}::h479f1f872a5501ea
[INFO] [stdout]                                at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/test/src/lib.rs:527:37
[INFO] [stdout]   27:     0x5572e0999c0e - std::sys_common::backtrace::__rust_begin_short_backtrace::h0f1e9b1f279687bc
[INFO] [stdout]                                at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/sys_common/backtrace.rs:123:18
[INFO] [stdout]   28:     0x5572e099ea38 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he5560613c5f5cb83
[INFO] [stdout]                                at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/thread/mod.rs:484:17
[INFO] [stdout]   29:     0x5572e099ea38 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h8190a68cb05ab92f
[INFO] [stdout]                                at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/core/src/panic/unwind_safe.rs:271:9
[INFO] [stdout]   30:     0x5572e099ea38 - std::panicking::try::do_call::h6ae22f5ac22596e4
[INFO] [stdout]                                at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:406:40
[INFO] [stdout]   31:     0x5572e099ea38 - std::panicking::try::h2381c25487d6a7c2
[INFO] [stdout]                                at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:370:19
[INFO] [stdout]   32:     0x5572e099ea38 - std::panic::catch_unwind::hfe902f4d5c9d7b6d
[INFO] [stdout]                                at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panic.rs:133:14
[INFO] [stdout]   33:     0x5572e099ea38 - std::thread::Builder::spawn_unchecked::{{closure}}::h547fad40771a584e
[INFO] [stdout]                                at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/thread/mod.rs:483:30
[INFO] [stdout]   34:     0x5572e099ea38 - core::ops::function::FnOnce::call_once{{vtable.shim}}::he8602a9971738410
[INFO] [stdout]                                at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   35:     0x5572e0cb5263 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::he162a5c338a10a39
[INFO] [stdout]                                at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/alloc/src/boxed.rs:1694:9
[INFO] [stdout]   36:     0x5572e0cb5263 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hb27497b21740dd97
[INFO] [stdout]                                at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/alloc/src/boxed.rs:1694:9
[INFO] [stdout]   37:     0x5572e0cb5263 - std::sys::unix::thread::Thread::new::thread_start::he467e990e49c5136
[INFO] [stdout]                                at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/sys/unix/thread.rs:106:17
[INFO] [stdout]   38:     0x7fabc5de9609 - start_thread
[INFO] [stdout]   39:     0x7fabc5bb9293 - clone
[INFO] [stdout]   40:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     tests::engine::get_version
[INFO] [stdout]     tests::engine::ping_engine
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 3 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.73s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--test lib'
[INFO] running `Command { std: "docker" "inspect" "c8a297545aa08904c77021270072e44dca0ee91d1aa20bbbd3c2d9bb9f288d0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8a297545aa08904c77021270072e44dca0ee91d1aa20bbbd3c2d9bb9f288d0b", kill_on_drop: false }`
[INFO] [stdout] c8a297545aa08904c77021270072e44dca0ee91d1aa20bbbd3c2d9bb9f288d0b