[INFO] fetching crate scoped-callback 0.2.0...
[INFO] testing scoped-callback-0.2.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate scoped-callback 0.2.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate scoped-callback 0.2.0
[INFO] finished tweaking crates.io crate scoped-callback 0.2.0
[INFO] tweaked toml for crates.io crate scoped-callback 0.2.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate scoped-callback 0.2.0 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "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" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 11 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f99766d144e9494b18f63b7d252c0b9aa8776e0bb638c100d2fc5907e042d545
[INFO] running `Command { std: "docker" "start" "-a" "f99766d144e9494b18f63b7d252c0b9aa8776e0bb638c100d2fc5907e042d545", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f99766d144e9494b18f63b7d252c0b9aa8776e0bb638c100d2fc5907e042d545", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f99766d144e9494b18f63b7d252c0b9aa8776e0bb638c100d2fc5907e042d545", kill_on_drop: false }`
[INFO] [stdout] f99766d144e9494b18f63b7d252c0b9aa8776e0bb638c100d2fc5907e042d545
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e71e206b00f19ea63d04a728f5229724b909c3140451a01caabca5a14edda577
[INFO] running `Command { std: "docker" "start" "-a" "e71e206b00f19ea63d04a728f5229724b909c3140451a01caabca5a14edda577", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling unicode-ident v1.0.19
[INFO] [stderr]    Compiling futures-task v0.3.31
[INFO] [stderr]    Compiling pin-project-lite v0.2.16
[INFO] [stderr]    Compiling futures-core v0.3.31
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling slab v0.4.11
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling scoped-callback v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.94s
[INFO] running `Command { std: "docker" "inspect" "e71e206b00f19ea63d04a728f5229724b909c3140451a01caabca5a14edda577", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e71e206b00f19ea63d04a728f5229724b909c3140451a01caabca5a14edda577", kill_on_drop: false }`
[INFO] [stdout] e71e206b00f19ea63d04a728f5229724b909c3140451a01caabca5a14edda577
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 96b604742211b324dfb4b3cf7ceceefcb6b6ea6b8d2f54dd488d8db70ddeae38
[INFO] running `Command { std: "docker" "start" "-a" "96b604742211b324dfb4b3cf7ceceefcb6b6ea6b8d2f54dd488d8db70ddeae38", kill_on_drop: false }`
[INFO] [stderr]    Compiling scoped-callback v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `Command { std: "docker" "inspect" "96b604742211b324dfb4b3cf7ceceefcb6b6ea6b8d2f54dd488d8db70ddeae38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96b604742211b324dfb4b3cf7ceceefcb6b6ea6b8d2f54dd488d8db70ddeae38", kill_on_drop: false }`
[INFO] [stdout] 96b604742211b324dfb4b3cf7ceceefcb6b6ea6b8d2f54dd488d8db70ddeae38
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4ee8d9c9a53ff284d34f820528373d3dd124edd42201ba039f4792f9bf27e0a6
[INFO] running `Command { std: "docker" "start" "-a" "4ee8d9c9a53ff284d34f820528373d3dd124edd42201ba039f4792f9bf27e0a6", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/scoped_callback-548cbc0d8a6d7df5)
[INFO] [stdout] running 7 tests
[INFO] [stdout] test tests::calling ... ok
[INFO] [stdout] test tests::drop_registered_causes_deregister ... ok
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] test tests::leaving_scope_causes_deregister ... ok
[INFO] [stdout] test tests::panic_in_scoped_is_safe ... ok
[INFO] [stdout] test tests::calling_static_callback_after_drop_panics ... ok
[INFO] [stdout] test tests::calling_static_callback_after_scope_panics ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests scoped_callback
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 6) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.17s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4ee8d9c9a53ff284d34f820528373d3dd124edd42201ba039f4792f9bf27e0a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ee8d9c9a53ff284d34f820528373d3dd124edd42201ba039f4792f9bf27e0a6", kill_on_drop: false }`
[INFO] [stdout] 4ee8d9c9a53ff284d34f820528373d3dd124edd42201ba039f4792f9bf27e0a6