[INFO] fetching crate stacker 0.1.22...
[INFO] testing stacker-0.1.22 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate stacker 0.1.22 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate stacker 0.1.22
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate stacker 0.1.22
[INFO] tweaked toml for crates.io crate stacker 0.1.22 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate stacker 0.1.22 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 stacker 0.1.22 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] bede686182485493fc8e13b290b964cc97263b1995c8aaa2ec90c30c45728beb
[INFO] running `Command { std: "docker" "start" "-a" "bede686182485493fc8e13b290b964cc97263b1995c8aaa2ec90c30c45728beb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bede686182485493fc8e13b290b964cc97263b1995c8aaa2ec90c30c45728beb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bede686182485493fc8e13b290b964cc97263b1995c8aaa2ec90c30c45728beb", kill_on_drop: false }`
[INFO] [stdout] bede686182485493fc8e13b290b964cc97263b1995c8aaa2ec90c30c45728beb
[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] fb9c51ffab34308be2af7bbb863044dfe0951bc492ac81cf13a394276228c7c2
[INFO] running `Command { std: "docker" "start" "-a" "fb9c51ffab34308be2af7bbb863044dfe0951bc492ac81cf13a394276228c7c2", kill_on_drop: false }`
[INFO] [stderr]    Compiling psm v0.1.27
[INFO] [stderr]    Compiling stacker v0.1.22 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.92s
[INFO] running `Command { std: "docker" "inspect" "fb9c51ffab34308be2af7bbb863044dfe0951bc492ac81cf13a394276228c7c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb9c51ffab34308be2af7bbb863044dfe0951bc492ac81cf13a394276228c7c2", kill_on_drop: false }`
[INFO] [stdout] fb9c51ffab34308be2af7bbb863044dfe0951bc492ac81cf13a394276228c7c2
[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] 02b765fb82c97c6130dded535c8c2490226432fbbb725bc8b46cc27049c92bc2
[INFO] running `Command { std: "docker" "start" "-a" "02b765fb82c97c6130dded535c8c2490226432fbbb725bc8b46cc27049c92bc2", kill_on_drop: false }`
[INFO] [stderr]    Compiling stacker v0.1.22 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.81s
[INFO] running `Command { std: "docker" "inspect" "02b765fb82c97c6130dded535c8c2490226432fbbb725bc8b46cc27049c92bc2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02b765fb82c97c6130dded535c8c2490226432fbbb725bc8b46cc27049c92bc2", kill_on_drop: false }`
[INFO] [stdout] 02b765fb82c97c6130dded535c8c2490226432fbbb725bc8b46cc27049c92bc2
[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] e62a3e09e27979e10ebaddd569d75e5b7c9ad69a1612615ee6cd4d226a4c8fde
[INFO] running `Command { std: "docker" "start" "-a" "e62a3e09e27979e10ebaddd569d75e5b7c9ad69a1612615ee6cd4d226a4c8fde", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running tests/simple.rs (/opt/rustwide/target/debug/deps/simple-8abdb42289e4c710)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running tests/smoke.rs (/opt/rustwide/target/debug/deps/smoke-747ec500117a66de)
[INFO] [stdout] test foo ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.93s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test catch_panic_leaf ... ok
[INFO] [stdout] test catch_panic_inside ... ok
[INFO] [stdout] test catch_panic ... ok
[INFO] [stdout] test deep ... ok
[INFO] [stdout] test panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.81s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e62a3e09e27979e10ebaddd569d75e5b7c9ad69a1612615ee6cd4d226a4c8fde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e62a3e09e27979e10ebaddd569d75e5b7c9ad69a1612615ee6cd4d226a4c8fde", kill_on_drop: false }`
[INFO] [stdout] e62a3e09e27979e10ebaddd569d75e5b7c9ad69a1612615ee6cd4d226a4c8fde