[INFO] cloning repository https://github.com/janhohenheim/unsynn_ext
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/janhohenheim/unsynn_ext" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjanhohenheim%2Funsynn_ext", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjanhohenheim%2Funsynn_ext'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a2fafd5cd39d83a433cf6fa315a06fa6b40b29ee
[INFO] testing janhohenheim/unsynn_ext against 1.97.0-beta.6 for beta-1.98-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjanhohenheim%2Funsynn_ext" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/janhohenheim/unsynn_ext
[INFO] finished tweaking git repo https://github.com/janhohenheim/unsynn_ext
[INFO] tweaked toml for git repo https://github.com/janhohenheim/unsynn_ext written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/janhohenheim/unsynn_ext on toolchain 1.97.0-beta.6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.97.0-beta.6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/janhohenheim/unsynn_ext already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.97.0-beta.6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded mutants v0.0.3
[INFO] [stderr]   Downloaded unsynn v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:3d5ced03c013a94a2f102a4510f48a6e9184255caf5fd8244f58017bde7f5210" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 89ffe0c56dbb47890662531c9e73ba31988ebdccc2cea95e32e694634b13ee96
[INFO] running `Command { std: "docker" "start" "89ffe0c56dbb47890662531c9e73ba31988ebdccc2cea95e32e694634b13ee96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "89ffe0c56dbb47890662531c9e73ba31988ebdccc2cea95e32e694634b13ee96", 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" "89ffe0c56dbb47890662531c9e73ba31988ebdccc2cea95e32e694634b13ee96" "/opt/rustwide/cargo-home/bin/cargo" "+1.97.0-beta.6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "89ffe0c56dbb47890662531c9e73ba31988ebdccc2cea95e32e694634b13ee96", 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" "89ffe0c56dbb47890662531c9e73ba31988ebdccc2cea95e32e694634b13ee96" "/opt/rustwide/cargo-home/bin/cargo" "+1.97.0-beta.6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling unicode-ident v1.0.24
[INFO] [stderr]    Compiling rustc-hash v2.1.2
[INFO] [stderr]    Compiling mutants v0.0.3
[INFO] [stderr]    Compiling unsynn v0.3.0
[INFO] [stderr]    Compiling unsynn_ext v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.66s
[INFO] running `Command { std: "docker" "inspect" "89ffe0c56dbb47890662531c9e73ba31988ebdccc2cea95e32e694634b13ee96", 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" "89ffe0c56dbb47890662531c9e73ba31988ebdccc2cea95e32e694634b13ee96" "/opt/rustwide/cargo-home/bin/cargo" "+1.97.0-beta.6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling unsynn_ext v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 4.20s
[INFO] running `Command { std: "docker" "inspect" "89ffe0c56dbb47890662531c9e73ba31988ebdccc2cea95e32e694634b13ee96", 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" "89ffe0c56dbb47890662531c9e73ba31988ebdccc2cea95e32e694634b13ee96" "/opt/rustwide/cargo-home/bin/cargo" "+1.97.0-beta.6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/unsynn_ext-9f7aae0861bd6415)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test rust::tests::parse_attribute ... ok
[INFO] [stdout] test rust::tests::parses_enum ... ok
[INFO] [stdout] test rust::tests::parses_visibility ... ok
[INFO] [stdout] test rust::tests::parse_visibility ... ok
[INFO] [stderr] 
[INFO] [stderr] thread 'rust::tests::parses_function' (289) has overflowed its stack
[INFO] [stderr] fatal runtime error: stack overflow, aborting
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/unsynn_ext-9f7aae0861bd6415` (signal: 6, SIGABRT: process abort signal)
[INFO] running `Command { std: "docker" "inspect" "89ffe0c56dbb47890662531c9e73ba31988ebdccc2cea95e32e694634b13ee96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89ffe0c56dbb47890662531c9e73ba31988ebdccc2cea95e32e694634b13ee96", kill_on_drop: false }`
[INFO] [stdout] 89ffe0c56dbb47890662531c9e73ba31988ebdccc2cea95e32e694634b13ee96
