[INFO] fetching crate interoptopus_reference_project 0.10.1...
[INFO] testing interoptopus_reference_project-0.10.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate interoptopus_reference_project 0.10.1 into /workspace/builds/worker-43/source
[INFO] validating manifest of crates.io crate interoptopus_reference_project 0.10.1 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate interoptopus_reference_project 0.10.1
[INFO] finished tweaking crates.io crate interoptopus_reference_project 0.10.1
[INFO] tweaked toml for crates.io crate interoptopus_reference_project 0.10.1 written to /workspace/builds/worker-43/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded interoptopus_proc v0.10.1
[INFO] [stderr]   Downloaded interoptopus v0.10.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 276ba4fcef260b5be81044875ed575e4223743ca056f0fe2fbfa76eff157a689
[INFO] running `Command { std: "docker" "start" "-a" "276ba4fcef260b5be81044875ed575e4223743ca056f0fe2fbfa76eff157a689", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "276ba4fcef260b5be81044875ed575e4223743ca056f0fe2fbfa76eff157a689", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "276ba4fcef260b5be81044875ed575e4223743ca056f0fe2fbfa76eff157a689", kill_on_drop: false }`
[INFO] [stdout] 276ba4fcef260b5be81044875ed575e4223743ca056f0fe2fbfa76eff157a689
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6cef2a205d5bbf006f645abc78bee7f386b34926ebc2474534ad5217c4be7a7b
[INFO] running `Command { std: "docker" "start" "-a" "6cef2a205d5bbf006f645abc78bee7f386b34926ebc2474534ad5217c4be7a7b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling darling_core v0.13.0
[INFO] [stderr]    Compiling darling_macro v0.13.0
[INFO] [stderr]    Compiling darling v0.13.0
[INFO] [stderr]    Compiling interoptopus_proc v0.10.1
[INFO] [stderr]    Compiling interoptopus v0.10.3
[INFO] [stderr]    Compiling interoptopus_reference_project v0.10.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.04s
[INFO] running `Command { std: "docker" "inspect" "6cef2a205d5bbf006f645abc78bee7f386b34926ebc2474534ad5217c4be7a7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6cef2a205d5bbf006f645abc78bee7f386b34926ebc2474534ad5217c4be7a7b", kill_on_drop: false }`
[INFO] [stdout] 6cef2a205d5bbf006f645abc78bee7f386b34926ebc2474534ad5217c4be7a7b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 78040c7a6babb78bbb04bd0e79b8630057ffce316c79ce17f5a1c078682f8824
[INFO] running `Command { std: "docker" "start" "-a" "78040c7a6babb78bbb04bd0e79b8630057ffce316c79ce17f5a1c078682f8824", kill_on_drop: false }`
[INFO] [stderr]    Compiling interoptopus_reference_project v0.10.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.49s
[INFO] running `Command { std: "docker" "inspect" "78040c7a6babb78bbb04bd0e79b8630057ffce316c79ce17f5a1c078682f8824", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78040c7a6babb78bbb04bd0e79b8630057ffce316c79ce17f5a1c078682f8824", kill_on_drop: false }`
[INFO] [stdout] 78040c7a6babb78bbb04bd0e79b8630057ffce316c79ce17f5a1c078682f8824
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 597ca1da3a8eaaf8f7f081709668d8901653aeb488ee3e093bf6ebf080d14e68
[INFO] running `Command { std: "docker" "start" "-a" "597ca1da3a8eaaf8f7f081709668d8901653aeb488ee3e093bf6ebf080d14e68", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.49s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/interoptopus_reference_project-d02911f76b12bd27)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test patterns::slice::test::test_pattern_ffi_slice_3 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests interoptopus_reference_project
[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] running `Command { std: "docker" "inspect" "597ca1da3a8eaaf8f7f081709668d8901653aeb488ee3e093bf6ebf080d14e68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "597ca1da3a8eaaf8f7f081709668d8901653aeb488ee3e093bf6ebf080d14e68", kill_on_drop: false }`
[INFO] [stdout] 597ca1da3a8eaaf8f7f081709668d8901653aeb488ee3e093bf6ebf080d14e68