[INFO] cloning repository https://github.com/HeltonEthan/mbo-engine
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/HeltonEthan/mbo-engine" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHeltonEthan%2Fmbo-engine", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHeltonEthan%2Fmbo-engine'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1e7a2813638f8109bce3da5369bb9dbf686e0277
[INFO] testing HeltonEthan/mbo-engine against 1.94.0 for beta-1.95-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHeltonEthan%2Fmbo-engine" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/HeltonEthan/mbo-engine
[INFO] finished tweaking git repo https://github.com/HeltonEthan/mbo-engine
[INFO] tweaked toml for git repo https://github.com/HeltonEthan/mbo-engine written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/HeltonEthan/mbo-engine on toolchain 1.94.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.94.0" "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" "+1.94.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 80 packages to latest compatible versions
[INFO] [stderr]       Adding dbn v0.44.0 (available: v0.51.0)
[INFO] [stderr]       Adding rand v0.9.2 (available: v0.10.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.94.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded dbn-macros v0.44.0
[INFO] [stderr]   Downloaded rtrb v0.3.3
[INFO] [stderr]   Downloaded json-writer v0.4.0
[INFO] [stderr]   Downloaded oval v2.0.0
[INFO] [stderr]   Downloaded dbn v0.44.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.94.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 67b8b19eacf235d465062f5b1d471d16c52f4571a235843c03e700103bc2c6ff
[INFO] running `Command { std: "docker" "start" "-a" "67b8b19eacf235d465062f5b1d471d16c52f4571a235843c03e700103bc2c6ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "67b8b19eacf235d465062f5b1d471d16c52f4571a235843c03e700103bc2c6ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67b8b19eacf235d465062f5b1d471d16c52f4571a235843c03e700103bc2c6ff", kill_on_drop: false }`
[INFO] [stdout] 67b8b19eacf235d465062f5b1d471d16c52f4571a235843c03e700103bc2c6ff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.94.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 93e31c875b713b666013b583d8584519904e2136f7ef7a92645dfb1d84133a5b
[INFO] running `Command { std: "docker" "start" "-a" "93e31c875b713b666013b583d8584519904e2136f7ef7a92645dfb1d84133a5b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.183
[INFO] [stderr]    Compiling winnow v0.7.15
[INFO] [stderr]    Compiling toml_datetime v1.0.0+spec-1.1.0
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling zerocopy v0.8.41
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling memchr v2.8.0
[INFO] [stderr]    Compiling anyhow v1.0.102
[INFO] [stderr]    Compiling time-macros v0.2.27
[INFO] [stderr]    Compiling json-writer v0.4.0
[INFO] [stderr]    Compiling oval v2.0.0
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling fallible-streaming-iterator v0.1.9
[INFO] [stderr]    Compiling iana-time-zone v0.1.65
[INFO] [stderr]    Compiling foldhash v0.2.0
[INFO] [stderr]    Compiling rtrb v0.3.3
[INFO] [stderr]    Compiling mbo_tui v0.1.0 (/opt/rustwide/workdir/crates/mbo_tui)
[INFO] [stderr]    Compiling mbo_graphing v0.1.0 (/opt/rustwide/workdir/crates/mbo_graphing)
[INFO] [stderr]    Compiling hashbrown v0.16.1
[INFO] [stderr]    Compiling chrono v0.4.44
[INFO] [stderr]    Compiling csv-core v0.1.13
[INFO] [stderr]    Compiling csv v1.4.0
[INFO] [stderr]    Compiling time v0.3.47
[INFO] [stderr]    Compiling jobserver v0.1.34
[INFO] [stderr]    Compiling cc v1.2.56
[INFO] [stderr]    Compiling rand_core v0.9.5
[INFO] [stderr]    Compiling zstd-sys v2.0.16+zstd.1.5.7
[INFO] [stderr]    Compiling toml_parser v1.0.9+spec-1.1.0
[INFO] [stderr]    Compiling toml_edit v0.25.4+spec-1.1.0
[INFO] [stderr]    Compiling thiserror-impl v2.0.18
[INFO] [stderr]    Compiling proc-macro-crate v3.5.0
[INFO] [stderr]    Compiling num_enum_derive v0.7.5
[INFO] [stderr]    Compiling dbn-macros v0.44.0
[INFO] [stderr]    Compiling thiserror v2.0.18
[INFO] [stderr]    Compiling num_enum v0.7.5
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling rand v0.9.2
[INFO] [stderr]    Compiling zstd-safe v7.2.4
[INFO] [stderr]    Compiling zstd v0.13.3
[INFO] [stderr]    Compiling dbn v0.44.0
[INFO] [stderr]    Compiling mbo_engine v0.1.0 (/opt/rustwide/workdir/crates/mbo_engine)
[INFO] [stdout] warning: unused variable: `ts_recv`
[INFO] [stdout]   --> crates/mbo_engine/src/execution/request.rs:32:13
[INFO] [stdout]    |
[INFO] [stdout] 32 |         let ts_recv = latency.ts_recv(&self.ts_send);
[INFO] [stdout]    |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ts_recv`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ts_recv`
[INFO] [stdout]   --> crates/mbo_engine/src/execution/request.rs:61:13
[INFO] [stdout]    |
[INFO] [stdout] 61 |         let ts_recv = latency.ts_recv(&self.ts_send);
[INFO] [stdout]    |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ts_recv`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ts_recv`
[INFO] [stdout]   --> crates/mbo_engine/src/execution/request.rs:88:13
[INFO] [stdout]    |
[INFO] [stdout] 88 |         let ts_recv = latency.ts_recv(&self.ts_send);
[INFO] [stdout]    |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ts_recv`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling mbo_internal v0.1.0 (/opt/rustwide/workdir/crates/mbo_internal)
[INFO] [stderr]    Compiling mbo-lib v0.1.0 (/opt/rustwide/workdir/mbo-lib)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 28.81s
[INFO] running `Command { std: "docker" "inspect" "93e31c875b713b666013b583d8584519904e2136f7ef7a92645dfb1d84133a5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93e31c875b713b666013b583d8584519904e2136f7ef7a92645dfb1d84133a5b", kill_on_drop: false }`
[INFO] [stdout] 93e31c875b713b666013b583d8584519904e2136f7ef7a92645dfb1d84133a5b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.94.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6a238218b379d743d69d97de9a7f44449865a2e5aea8fbb87fadb2f454c32b22
[INFO] running `Command { std: "docker" "start" "-a" "6a238218b379d743d69d97de9a7f44449865a2e5aea8fbb87fadb2f454c32b22", kill_on_drop: false }`
[INFO] [stderr]    Compiling mbo_graphing v0.1.0 (/opt/rustwide/workdir/crates/mbo_graphing)
[INFO] [stderr]    Compiling mbo_tui v0.1.0 (/opt/rustwide/workdir/crates/mbo_tui)
[INFO] [stdout] warning: unused variable: `ts_recv`
[INFO] [stdout]   --> crates/mbo_engine/src/execution/request.rs:32:13
[INFO] [stdout]    |
[INFO] [stdout] 32 |         let ts_recv = latency.ts_recv(&self.ts_send);
[INFO] [stdout]    |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ts_recv`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ts_recv`
[INFO] [stdout]   --> crates/mbo_engine/src/execution/request.rs:61:13
[INFO] [stdout]    |
[INFO] [stdout] 61 |         let ts_recv = latency.ts_recv(&self.ts_send);
[INFO] [stdout]    |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ts_recv`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ts_recv`
[INFO] [stdout]   --> crates/mbo_engine/src/execution/request.rs:88:13
[INFO] [stdout]    |
[INFO] [stdout] 88 |         let ts_recv = latency.ts_recv(&self.ts_send);
[INFO] [stdout]    |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ts_recv`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling mbo_engine v0.1.0 (/opt/rustwide/workdir/crates/mbo_engine)
[INFO] [stderr]    Compiling mbo_internal v0.1.0 (/opt/rustwide/workdir/crates/mbo_internal)
[INFO] [stderr]    Compiling mbo-lib v0.1.0 (/opt/rustwide/workdir/mbo-lib)
[INFO] [stdout] warning: unused variable: `ts_recv`
[INFO] [stdout]   --> crates/mbo_engine/src/execution/request.rs:32:13
[INFO] [stdout]    |
[INFO] [stdout] 32 |         let ts_recv = latency.ts_recv(&self.ts_send);
[INFO] [stdout]    |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ts_recv`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ts_recv`
[INFO] [stdout]   --> crates/mbo_engine/src/execution/request.rs:61:13
[INFO] [stdout]    |
[INFO] [stdout] 61 |         let ts_recv = latency.ts_recv(&self.ts_send);
[INFO] [stdout]    |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ts_recv`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ts_recv`
[INFO] [stdout]   --> crates/mbo_engine/src/execution/request.rs:88:13
[INFO] [stdout]    |
[INFO] [stdout] 88 |         let ts_recv = latency.ts_recv(&self.ts_send);
[INFO] [stdout]    |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ts_recv`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.08s
[INFO] running `Command { std: "docker" "inspect" "6a238218b379d743d69d97de9a7f44449865a2e5aea8fbb87fadb2f454c32b22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a238218b379d743d69d97de9a7f44449865a2e5aea8fbb87fadb2f454c32b22", kill_on_drop: false }`
[INFO] [stdout] 6a238218b379d743d69d97de9a7f44449865a2e5aea8fbb87fadb2f454c32b22
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.94.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8336c12eea39d11125fa8e1d6a6dd369ea9e92d03cb0dbee8a13e7f14c836804
[INFO] running `Command { std: "docker" "start" "-a" "8336c12eea39d11125fa8e1d6a6dd369ea9e92d03cb0dbee8a13e7f14c836804", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `ts_recv`
[INFO] [stderr]   --> crates/mbo_engine/src/execution/request.rs:32:13
[INFO] [stderr]    |
[INFO] [stderr] 32 |         let ts_recv = latency.ts_recv(&self.ts_send);
[INFO] [stderr]    |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ts_recv`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ts_recv`
[INFO] [stderr]   --> crates/mbo_engine/src/execution/request.rs:61:13
[INFO] [stderr]    |
[INFO] [stderr] 61 |         let ts_recv = latency.ts_recv(&self.ts_send);
[INFO] [stderr]    |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ts_recv`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ts_recv`
[INFO] [stderr]   --> crates/mbo_engine/src/execution/request.rs:88:13
[INFO] [stderr]    |
[INFO] [stderr] 88 |         let ts_recv = latency.ts_recv(&self.ts_send);
[INFO] [stderr]    |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ts_recv`
[INFO] [stderr] 
[INFO] [stderr] warning: `mbo_engine` (lib) generated 3 warnings (run `cargo fix --lib -p mbo_engine` to apply 3 suggestions)
[INFO] [stderr] warning: `mbo_engine` (lib test) generated 3 warnings (3 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mbo_lib-97eab67af4a72261)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mbo_engine-616715cee070d7e7)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/integration.rs (/opt/rustwide/target/debug/deps/integration-93ede76e79f4caa4)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test engine_test ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- engine_test stdout ----
[INFO] [stdout] Error: No such file or directory (os error 2)
[INFO] [stdout] 
[INFO] [stdout] Stack backtrace:
[INFO] [stdout]    0: anyhow::error::<impl core::convert::From<E> for anyhow::Error>::from
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/anyhow-1.0.102/src/backtrace.rs:10:14
[INFO] [stdout]    1: <core::result::Result<T,F> as core::ops::try_trait::FromResidual<core::result::Result<core::convert::Infallible,E>>>::from_residual
[INFO] [stdout]              at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/result.rs:2189:27
[INFO] [stdout]    2: mbo_engine::stream::process_dir
[INFO] [stdout]              at ./src/stream/mod.rs:18:17
[INFO] [stdout]    3: mbo_engine::stream::hotloop::run
[INFO] [stdout]              at ./src/stream/hotloop.rs:180:24
[INFO] [stdout]    4: integration::engine_test
[INFO] [stdout]              at ./tests/integration.rs:34:5
[INFO] [stdout]    5: integration::engine_test::{{closure}}
[INFO] [stdout]              at ./tests/integration.rs:12:21
[INFO] [stdout]    6: core::ops::function::FnOnce::call_once
[INFO] [stdout]              at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/ops/function.rs:250:5
[INFO] [stdout]    7: core::ops::function::FnOnce::call_once
[INFO] [stdout]              at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/ops/function.rs:250:5
[INFO] [stdout]    8: test::__rust_begin_short_backtrace
[INFO] [stdout]              at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:663:18
[INFO] [stdout]    9: test::run_test_in_process::{{closure}}
[INFO] [stdout]              at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:686:74
[INFO] [stdout]   10: <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]              at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   11: std::panicking::catch_unwind::do_call
[INFO] [stdout]              at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:581:40
[INFO] [stdout]   12: std::panicking::catch_unwind
[INFO] [stdout]              at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:544:19
[INFO] [stdout]   13: std::panic::catch_unwind
[INFO] [stdout]              at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panic.rs:359:14
[INFO] [stdout]   14: test::run_test_in_process
[INFO] [stdout]              at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:686:27
[INFO] [stdout]   15: test::run_test::{{closure}}
[INFO] [stdout]              at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:607:43
[INFO] [stdout]   16: test::run_test::{{closure}}
[INFO] [stdout]              at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:637:41
[INFO] [stdout]   17: std::sys::backtrace::__rust_begin_short_backtrace
[INFO] [stdout]              at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   18: std::thread::lifecycle::spawn_unchecked::{{closure}}::{{closure}}
[INFO] [stdout]              at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   19: <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]              at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   20: std::panicking::catch_unwind::do_call
[INFO] [stdout]              at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:581:40
[INFO] [stdout]   21: std::panicking::catch_unwind
[INFO] [stdout]              at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:544:19
[INFO] [stdout]   22: std::panic::catch_unwind
[INFO] [stdout]              at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panic.rs:359:14
[INFO] [stdout]   23: std::thread::lifecycle::spawn_unchecked::{{closure}}
[INFO] [stdout]              at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   24: core::ops::function::FnOnce::call_once{{vtable.shim}}
[INFO] [stdout]              at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25: <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once
[INFO] [stdout]              at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   26: std::sys::thread::unix::Thread::new::thread_start
[INFO] [stdout]              at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/thread/unix.rs:127:17
[INFO] [stdout]   27: <unknown>
[INFO] [stdout]   28: clone
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     engine_test
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `-p mbo_engine --test integration`
[INFO] running `Command { std: "docker" "inspect" "8336c12eea39d11125fa8e1d6a6dd369ea9e92d03cb0dbee8a13e7f14c836804", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8336c12eea39d11125fa8e1d6a6dd369ea9e92d03cb0dbee8a13e7f14c836804", kill_on_drop: false }`
[INFO] [stdout] 8336c12eea39d11125fa8e1d6a6dd369ea9e92d03cb0dbee8a13e7f14c836804
