[INFO] fetching crate zlib_stream 0.1.0...
[INFO] testing zlib_stream-0.1.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate zlib_stream 0.1.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate zlib_stream 0.1.0
[INFO] finished tweaking crates.io crate zlib_stream 0.1.0
[INFO] tweaked toml for crates.io crate zlib_stream 0.1.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate zlib_stream 0.1.0 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "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-2026-04-21" "generate-lockfile" "--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]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 42 packages to latest compatible versions
[INFO] [stderr]       Adding env_logger v0.9.3 (available: v0.11.10)
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.18)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] be3abf2a725332aaffb1f28b0ed68c0638b4bac98150894ab647714265823c98
[INFO] running `Command { std: "docker" "start" "-a" "be3abf2a725332aaffb1f28b0ed68c0638b4bac98150894ab647714265823c98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "be3abf2a725332aaffb1f28b0ed68c0638b4bac98150894ab647714265823c98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be3abf2a725332aaffb1f28b0ed68c0638b4bac98150894ab647714265823c98", kill_on_drop: false }`
[INFO] [stdout] be3abf2a725332aaffb1f28b0ed68c0638b4bac98150894ab647714265823c98
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3bf88ae39d614a4a5bc091fb2e548e8e1159e21be0f7dbd8312b0251977c43a0
[INFO] running `Command { std: "docker" "start" "-a" "3bf88ae39d614a4a5bc091fb2e548e8e1159e21be0f7dbd8312b0251977c43a0", kill_on_drop: false }`
[INFO] [stderr]    Compiling cloudflare-zlib-sys v0.3.7
[INFO] [stderr]    Compiling regex-syntax v0.8.10
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling futures-macro v0.3.32
[INFO] [stderr]    Compiling humantime v2.3.0
[INFO] [stderr]    Compiling futures-util v0.3.32
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling regex-automata v0.4.14
[INFO] [stderr]    Compiling flate2 v1.1.9
[INFO] [stderr]    Compiling regex v1.12.3
[INFO] [stderr]    Compiling env_logger v0.9.3
[INFO] [stderr]    Compiling zlib_stream v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.05s
[INFO] running `Command { std: "docker" "inspect" "3bf88ae39d614a4a5bc091fb2e548e8e1159e21be0f7dbd8312b0251977c43a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3bf88ae39d614a4a5bc091fb2e548e8e1159e21be0f7dbd8312b0251977c43a0", kill_on_drop: false }`
[INFO] [stdout] 3bf88ae39d614a4a5bc091fb2e548e8e1159e21be0f7dbd8312b0251977c43a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 36c2dd6c101f68672ad258753af307e01b3a9ef614ac8e33763f84942c3f267a
[INFO] running `Command { std: "docker" "start" "-a" "36c2dd6c101f68672ad258753af307e01b3a9ef614ac8e33763f84942c3f267a", kill_on_drop: false }`
[INFO] [stderr]    Compiling tokio v1.52.1
[INFO] [stderr]    Compiling zlib_stream v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: The runtime flavor `multi_thread` requires the `rt-multi-thread` feature.
[INFO] [stdout]   --> src/test.rs:68:1
[INFO] [stdout]    |
[INFO] [stdout] 68 | #[tokio::test(flavor = "multi_thread", worker_threads = 2)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the attribute macro `tokio::test` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: The runtime flavor `multi_thread` requires the `rt-multi-thread` feature.
[INFO] [stdout]   --> src/test.rs:88:1
[INFO] [stdout]    |
[INFO] [stdout] 88 | #[tokio::test(flavor = "multi_thread", worker_threads = 2)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the attribute macro `tokio::test` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `zlib_stream` (lib test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "36c2dd6c101f68672ad258753af307e01b3a9ef614ac8e33763f84942c3f267a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36c2dd6c101f68672ad258753af307e01b3a9ef614ac8e33763f84942c3f267a", kill_on_drop: false }`
[INFO] [stdout] 36c2dd6c101f68672ad258753af307e01b3a9ef614ac8e33763f84942c3f267a
