[INFO] fetching crate hydroflow_plus_cli_integration 0.8.0...
[INFO] testing hydroflow_plus_cli_integration-0.8.0 against 1.90.0 for beta-1.91-3
[INFO] extracting crate hydroflow_plus_cli_integration 0.8.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate hydroflow_plus_cli_integration 0.8.0
[INFO] finished tweaking crates.io crate hydroflow_plus_cli_integration 0.8.0
[INFO] tweaked toml for crates.io crate hydroflow_plus_cli_integration 0.8.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate hydroflow_plus_cli_integration 0.8.0 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "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" "+1.90.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 231 packages to latest compatible versions
[INFO] [stderr]       Adding hydro_deploy v0.8.0 (available: v0.14.0)
[INFO] [stderr]       Adding hydroflow_plus v0.8.0 (available: v0.10.0)
[INFO] [stderr]       Adding stageleft v0.3.0 (available: v0.9.8)
[INFO] [stderr]       Adding stageleft_tool v0.2.0 (available: v0.9.8)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded auto_impl v1.3.0
[INFO] [stderr]   Downloaded variadics v0.0.5
[INFO] [stderr]   Downloaded syn-inline-mod v0.6.0
[INFO] [stderr]   Downloaded stageleft_macro v0.2.0
[INFO] [stderr]   Downloaded hydroflow_plus v0.8.0
[INFO] [stderr]   Downloaded waker-fn v1.2.0
[INFO] [stderr]   Downloaded number_prefix v0.4.0
[INFO] [stderr]   Downloaded variadics_macro v0.5.6
[INFO] [stderr]   Downloaded pusherator v0.0.7
[INFO] [stderr]   Downloaded stageleft v0.3.0
[INFO] [stderr]   Downloaded stageleft_tool v0.2.0
[INFO] [stderr]   Downloaded cargo_metadata v0.15.4
[INFO] [stderr]   Downloaded async-signal v0.2.13
[INFO] [stderr]   Downloaded event-listener v3.1.0
[INFO] [stderr]   Downloaded polling v2.8.0
[INFO] [stderr]   Downloaded async-lock v3.4.1
[INFO] [stderr]   Downloaded polling v3.11.0
[INFO] [stderr]   Downloaded ssh2 v0.9.5
[INFO] [stderr]   Downloaded openssl-sys v0.9.109
[INFO] [stderr]   Downloaded indicatif v0.17.11
[INFO] [stderr]   Downloaded lattices v0.5.9
[INFO] [stderr]   Downloaded hydroflow_lang v0.8.0
[INFO] [stderr]   Downloaded futures-lite v2.6.1
[INFO] [stderr]   Downloaded async-io v1.13.0
[INFO] [stderr]   Downloaded async-lock v2.8.0
[INFO] [stderr]   Downloaded async-io v2.6.0
[INFO] [stderr]   Downloaded event-listener v5.4.1
[INFO] [stderr]   Downloaded camino v1.2.1
[INFO] [stderr]   Downloaded nix v0.26.4
[INFO] [stderr]   Downloaded rustix v0.37.28
[INFO] [stderr]   Downloaded console v0.15.11
[INFO] [stderr]   Downloaded hydro_deploy v0.8.0
[INFO] [stderr]   Downloaded async-ssh2-lite v0.4.7
[INFO] [stderr]   Downloaded dunce v1.0.5
[INFO] [stderr]   Downloaded lattices_macro v0.5.10
[INFO] [stderr]   Downloaded variadics v0.0.8
[INFO] [stderr]   Downloaded event-listener-strategy v0.5.4
[INFO] [stderr]   Downloaded async-channel v2.5.0
[INFO] [stderr]   Downloaded blocking v1.6.2
[INFO] [stderr]   Downloaded async-process v1.8.1
[INFO] [stderr]   Downloaded memo-map v0.3.3
[INFO] [stderr]   Downloaded memoffset v0.7.1
[INFO] [stderr]   Downloaded hydroflow v0.8.0
[INFO] [stderr]   Downloaded hydroflow_cli_integration v0.5.2
[INFO] [stderr]   Downloaded libssh2-sys v0.3.1
[INFO] [stderr]   Downloaded cc-traits v2.0.0
[INFO] [stderr]   Downloaded sealed v0.5.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b5fbc911e9ccc23c69dabebfedca85cc2aa434794f8c75b994701419a647a532
[INFO] running `Command { std: "docker" "start" "-a" "b5fbc911e9ccc23c69dabebfedca85cc2aa434794f8c75b994701419a647a532", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b5fbc911e9ccc23c69dabebfedca85cc2aa434794f8c75b994701419a647a532", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5fbc911e9ccc23c69dabebfedca85cc2aa434794f8c75b994701419a647a532", kill_on_drop: false }`
[INFO] [stdout] b5fbc911e9ccc23c69dabebfedca85cc2aa434794f8c75b994701419a647a532
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6aa8852122e97dc24012a17e903ad3a71387d44abc4baa9113f7b132ca7e9ff3
[INFO] running `Command { std: "docker" "start" "-a" "6aa8852122e97dc24012a17e903ad3a71387d44abc4baa9113f7b132ca7e9ff3", 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 cfg-if v1.0.3
[INFO] [stderr]    Compiling typenum v1.18.0
[INFO] [stderr]    Compiling libc v0.2.176
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling hashbrown v0.16.0
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling cpufeatures v0.2.17
[INFO] [stderr]    Compiling tokio v1.47.1
[INFO] [stderr]    Compiling zerocopy v0.8.27
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling indexmap v2.11.4
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling toml_datetime v0.6.11
[INFO] [stderr]    Compiling winnow v0.5.40
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling winnow v0.7.13
[INFO] [stderr]    Compiling sha2 v0.10.9
[INFO] [stderr]    Compiling parking_lot v0.12.4
[INFO] [stderr]    Compiling mio v1.0.4
[INFO] [stderr]    Compiling socket2 v0.6.0
[INFO] [stderr]    Compiling signal-hook-registry v1.4.6
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling toml_datetime v0.7.2
[INFO] [stderr]    Compiling toml_edit v0.19.15
[INFO] [stderr]    Compiling slab v0.4.11
[INFO] [stderr]    Compiling allocator-api2 v0.2.21
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling prettyplease v0.2.37
[INFO] [stderr]    Compiling rustix v1.1.2
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling slotmap v1.0.7
[INFO] [stderr]    Compiling linux-raw-sys v0.11.0
[INFO] [stderr]    Compiling toml_parser v1.0.3
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling regex-syntax v0.8.6
[INFO] [stderr]    Compiling ref-cast v1.0.25
[INFO] [stderr]    Compiling bitflags v2.9.4
[INFO] [stderr]    Compiling toml_edit v0.23.6
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling fastrand v2.3.0
[INFO] [stderr]    Compiling proc-macro-crate v1.3.1
[INFO] [stderr]    Compiling syn-inline-mod v0.6.0
[INFO] [stderr]    Compiling regex-automata v0.4.11
[INFO] [stderr]    Compiling proc-macro-crate v3.4.0
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling tempfile v3.23.0
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling cc-traits v2.0.0
[INFO] [stderr]    Compiling web-time v1.1.0
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling dyn-clone v1.0.20
[INFO] [stderr]    Compiling async-trait v0.1.89
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling sealed v0.5.0
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling variadics v0.0.8
[INFO] [stderr]    Compiling ref-cast-impl v1.0.25
[INFO] [stderr]    Compiling hydroflow_lang v0.8.0
[INFO] [stderr]    Compiling sha256 v1.6.0
[INFO] [stderr]    Compiling pin-project-internal v1.1.10
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling regex v1.11.3
[INFO] [stderr]    Compiling stageleft_tool v0.2.0
[INFO] [stderr]    Compiling variadics_macro v0.5.6
[INFO] [stderr]    Compiling variadics v0.0.5
[INFO] [stderr]    Compiling lattices_macro v0.5.10
[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[INFO] [stderr]    Compiling async-recursion v1.1.1
[INFO] [stderr]    Compiling pin-project v1.1.10
[INFO] [stderr]    Compiling auto_impl v1.3.0
[INFO] [stderr]    Compiling hydroflow_plus v0.8.0
[INFO] [stderr]    Compiling pusherator v0.0.7
[INFO] [stderr]    Compiling stageleft_macro v0.2.0
[INFO] [stderr]    Compiling hydroflow_plus_cli_integration v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling stageleft v0.3.0
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling lattices v0.5.9
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling tokio-util v0.7.16
[INFO] [stderr]    Compiling tokio-stream v0.1.17
[INFO] [stderr]    Compiling hydroflow_cli_integration v0.5.2
[INFO] [stderr]    Compiling hydroflow v0.8.0
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/hydroflow_plus-0.8.0/src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(box_patterns)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hydroflow_plus` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "6aa8852122e97dc24012a17e903ad3a71387d44abc4baa9113f7b132ca7e9ff3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6aa8852122e97dc24012a17e903ad3a71387d44abc4baa9113f7b132ca7e9ff3", kill_on_drop: false }`
[INFO] [stdout] 6aa8852122e97dc24012a17e903ad3a71387d44abc4baa9113f7b132ca7e9ff3