[INFO] fetching crate snafu-virtstack 0.1.0...
[INFO] testing snafu-virtstack-0.1.0 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate snafu-virtstack 0.1.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate snafu-virtstack 0.1.0
[INFO] finished tweaking crates.io crate snafu-virtstack 0.1.0
[INFO] tweaked toml for crates.io crate snafu-virtstack 0.1.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate snafu-virtstack 0.1.0 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate snafu-virtstack 0.1.0 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" "+beta-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 899db1a8e848f1cf9ca1d867128eb25b7d67a031b8a8082214c0126c4102aa38
[INFO] running `Command { std: "docker" "start" "-a" "899db1a8e848f1cf9ca1d867128eb25b7d67a031b8a8082214c0126c4102aa38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "899db1a8e848f1cf9ca1d867128eb25b7d67a031b8a8082214c0126c4102aa38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "899db1a8e848f1cf9ca1d867128eb25b7d67a031b8a8082214c0126c4102aa38", kill_on_drop: false }`
[INFO] [stdout] 899db1a8e848f1cf9ca1d867128eb25b7d67a031b8a8082214c0126c4102aa38
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 55795cc9d6f7c8b8bd7221e384e615285ff32707fd6b7de58f20cc4a54f19abc
[INFO] running `Command { std: "docker" "start" "-a" "55795cc9d6f7c8b8bd7221e384e615285ff32707fd6b7de58f20cc4a54f19abc", kill_on_drop: false }`
[INFO] [stderr]    Compiling snafu-derive v0.8.6
[INFO] [stderr]    Compiling snafu v0.8.6
[INFO] [stderr]    Compiling snafu-virtstack-macro v0.1.0
[INFO] [stderr]    Compiling snafu-virtstack v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.63s
[INFO] running `Command { std: "docker" "inspect" "55795cc9d6f7c8b8bd7221e384e615285ff32707fd6b7de58f20cc4a54f19abc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55795cc9d6f7c8b8bd7221e384e615285ff32707fd6b7de58f20cc4a54f19abc", kill_on_drop: false }`
[INFO] [stdout] 55795cc9d6f7c8b8bd7221e384e615285ff32707fd6b7de58f20cc4a54f19abc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 80c9ab8bd207e8a4708ea23b563eb70c49752ceea62d6770a33fd62728d97d10
[INFO] running `Command { std: "docker" "start" "-a" "80c9ab8bd207e8a4708ea23b563eb70c49752ceea62d6770a33fd62728d97d10", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling snafu v0.8.6
[INFO] [stderr]    Compiling snafu-virtstack-macro v0.1.0
[INFO] [stderr]    Compiling snafu-virtstack v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling serde_json v1.0.142
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 5.64s
[INFO] running `Command { std: "docker" "inspect" "80c9ab8bd207e8a4708ea23b563eb70c49752ceea62d6770a33fd62728d97d10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80c9ab8bd207e8a4708ea23b563eb70c49752ceea62d6770a33fd62728d97d10", kill_on_drop: false }`
[INFO] [stdout] 80c9ab8bd207e8a4708ea23b563eb70c49752ceea62d6770a33fd62728d97d10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1c279318346a02bda20f8f7c8524a16143652bf4acf348873bbd10becdc592e6
[INFO] running `Command { std: "docker" "start" "-a" "1c279318346a02bda20f8f7c8524a16143652bf4acf348873bbd10becdc592e6", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/snafu_virtstack-bf5d608b31a27c99)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests snafu_virtstack
[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] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - (line 69) ... ok
[INFO] [stdout] test src/lib.rs - StackFrame::new (line 194) ... ok
[INFO] [stdout] test src/lib.rs - (line 29) ... ok
[INFO] [stdout] test src/lib.rs - VirtualStackTrace (line 146) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.65s; merged doctests compilation took 0.63s
[INFO] running `Command { std: "docker" "inspect" "1c279318346a02bda20f8f7c8524a16143652bf4acf348873bbd10becdc592e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c279318346a02bda20f8f7c8524a16143652bf4acf348873bbd10becdc592e6", kill_on_drop: false }`
[INFO] [stdout] 1c279318346a02bda20f8f7c8524a16143652bf4acf348873bbd10becdc592e6