[INFO] fetching crate viz-core 0.10.0...
[INFO] testing viz-core-0.10.0 against 1.91.0 for beta-1.92-2
[INFO] extracting crate viz-core 0.10.0 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate viz-core 0.10.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate viz-core 0.10.0
[INFO] tweaked toml for crates.io crate viz-core 0.10.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate viz-core 0.10.0 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate viz-core 0.10.0 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" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sessions-core v0.7.0
[INFO] [stderr]   Downloaded rfc7239 v0.1.3
[INFO] [stderr]   Downloaded thiserror-impl v2.0.9
[INFO] [stderr]   Downloaded async-trait v0.1.83
[INFO] [stderr]   Downloaded thiserror v2.0.9
[INFO] [stderr]   Downloaded tokio-util v0.7.13
[INFO] [stderr]   Downloaded form-data v0.6.0
[INFO] [stderr]   Downloaded tokio-tungstenite v0.26.1
[INFO] [stderr]   Downloaded tungstenite v0.26.1
[INFO] [stderr]   Downloaded headers v0.4.0
[INFO] [stderr]   Downloaded opentelemetry-semantic-conventions v0.27.0
[INFO] [stderr]   Downloaded opentelemetry v0.27.1
[INFO] [stderr]   Downloaded http v1.2.0
[INFO] [stderr]   Downloaded async-compression v0.4.18
[INFO] [stderr]   Downloaded serde_json v1.0.134
[INFO] [stderr]   Downloaded brotli-decompressor v4.0.1
[INFO] [stderr]   Downloaded syn v2.0.92
[INFO] [stderr]   Downloaded tokio v1.42.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0c78a5f332aa65cf595e85f0cb560af741f60458b624c8f17182b825bd19caf6
[INFO] running `Command { std: "docker" "start" "-a" "0c78a5f332aa65cf595e85f0cb560af741f60458b624c8f17182b825bd19caf6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0c78a5f332aa65cf595e85f0cb560af741f60458b624c8f17182b825bd19caf6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c78a5f332aa65cf595e85f0cb560af741f60458b624c8f17182b825bd19caf6", kill_on_drop: false }`
[INFO] [stdout] 0c78a5f332aa65cf595e85f0cb560af741f60458b624c8f17182b825bd19caf6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7177fd924fc5a2cc0284b32b4e3458c4265573e6c53f64c49c64d7133763eb77
[INFO] running `Command { std: "docker" "start" "-a" "7177fd924fc5a2cc0284b32b4e3458c4265573e6c53f64c49c64d7133763eb77", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling bytes v1.9.0
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling cpufeatures v0.2.16
[INFO] [stderr]    Compiling subtle v2.6.1
[INFO] [stderr]    Compiling mio v1.0.3
[INFO] [stderr]    Compiling socket2 v0.5.8
[INFO] [stderr]    Compiling uncased v0.9.10
[INFO] [stderr]    Compiling thiserror v2.0.9
[INFO] [stderr]    Compiling serde_json v1.0.134
[INFO] [stderr]    Compiling time-macros v0.2.19
[INFO] [stderr]    Compiling syn v2.0.92
[INFO] [stderr]    Compiling tracing-core v0.1.33
[INFO] [stderr]    Compiling cookie v0.18.1
[INFO] [stderr]    Compiling tokio v1.42.0
[INFO] [stderr]    Compiling http v1.2.0
[INFO] [stderr]    Compiling sync_wrapper v1.0.2
[INFO] [stderr]    Compiling rfc7239 v0.1.3
[INFO] [stderr]    Compiling time v0.3.37
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling http-body v1.0.1
[INFO] [stderr]    Compiling headers-core v0.3.0
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling inout v0.1.3
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling universal-hash v0.5.1
[INFO] [stderr]    Compiling aead v0.5.2
[INFO] [stderr]    Compiling cipher v0.4.4
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling polyval v0.6.2
[INFO] [stderr]    Compiling sha1 v0.10.6
[INFO] [stderr]    Compiling headers v0.4.0
[INFO] [stderr]    Compiling ghash v0.5.1
[INFO] [stderr]    Compiling aes v0.8.4
[INFO] [stderr]    Compiling ctr v0.9.2
[INFO] [stderr]    Compiling aes-gcm v0.10.3
[INFO] [stderr]    Compiling hyper v1.5.2
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling serde_derive v1.0.217
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling thiserror-impl v2.0.9
[INFO] [stderr]    Compiling tracing-attributes v0.1.28
[INFO] [stderr]    Compiling async-trait v0.1.83
[INFO] [stderr]    Compiling zerocopy v0.7.35
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling ppv-lite86 v0.2.20
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling serde v1.0.217
[INFO] [stderr]    Compiling http-body-util v0.1.2
[INFO] [stderr]    Compiling hyper-util v0.1.10
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling form-data v0.6.0
[INFO] [stderr]    Compiling sessions-core v0.7.0
[INFO] [stderr]    Compiling viz-core v0.10.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 45.19s
[INFO] running `Command { std: "docker" "inspect" "7177fd924fc5a2cc0284b32b4e3458c4265573e6c53f64c49c64d7133763eb77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7177fd924fc5a2cc0284b32b4e3458c4265573e6c53f64c49c64d7133763eb77", kill_on_drop: false }`
[INFO] [stdout] 7177fd924fc5a2cc0284b32b4e3458c4265573e6c53f64c49c64d7133763eb77
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e21379931f47829cff5a7d4ecfec3c2b22cf768f2c79c2cb17e9ccb577a854b7
[INFO] running `Command { std: "docker" "start" "-a" "e21379931f47829cff5a7d4ecfec3c2b22cf768f2c79c2cb17e9ccb577a854b7", kill_on_drop: false }`
[INFO] [stderr]    Compiling tokio-macros v2.4.0
[INFO] [stderr]    Compiling tokio v1.42.0
[INFO] [stderr]    Compiling hyper v1.5.2
[INFO] [stderr]    Compiling hyper-util v0.1.10
[INFO] [stderr]    Compiling viz-core v0.10.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> tests/response.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(test)]
[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 `viz-core` (test "response") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "e21379931f47829cff5a7d4ecfec3c2b22cf768f2c79c2cb17e9ccb577a854b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e21379931f47829cff5a7d4ecfec3c2b22cf768f2c79c2cb17e9ccb577a854b7", kill_on_drop: false }`
[INFO] [stdout] e21379931f47829cff5a7d4ecfec3c2b22cf768f2c79c2cb17e9ccb577a854b7