[INFO] fetching crate brush_lang 1.8.0...
[INFO] testing brush_lang-1.8.0 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate brush_lang 1.8.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate brush_lang 1.8.0
[INFO] finished tweaking crates.io crate brush_lang 1.8.0
[INFO] tweaked toml for crates.io crate brush_lang 1.8.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate brush_lang 1.8.0 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 110 packages to latest compatible versions
[INFO] [stderr]       Adding ink_env v3.4.0 (available: v5.1.1)
[INFO] [stderr]       Adding ink_primitives v3.4.0 (available: v5.1.1)
[INFO] [stderr]       Adding ink_storage v3.4.0 (available: v5.1.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ink_storage v3.4.0
[INFO] [stderr]   Downloaded ink_metadata v3.4.0
[INFO] [stderr]   Downloaded rlibc v1.0.0
[INFO] [stderr]   Downloaded ink_primitives v3.4.0
[INFO] [stderr]   Downloaded ink_storage_derive v3.4.0
[INFO] [stderr]   Downloaded ink_prelude v3.4.0
[INFO] [stderr]   Downloaded ink_env v3.4.0
[INFO] [stderr]   Downloaded brush_lang_codegen v1.8.0
[INFO] [stderr]   Downloaded blake2 v0.9.2
[INFO] [stderr]   Downloaded ink_lang_ir v3.4.0
[INFO] [stderr]   Downloaded ink_allocator v3.4.0
[INFO] [stderr]   Downloaded ink_lang v3.4.0
[INFO] [stderr]   Downloaded secp256k1 v0.24.3
[INFO] [stderr]   Downloaded cargo_metadata v0.13.1
[INFO] [stderr]   Downloaded ink_lang_macro v3.4.0
[INFO] [stderr]   Downloaded brush_lang_macro v1.8.0
[INFO] [stderr]   Downloaded ink_lang_codegen v3.4.0
[INFO] [stderr]   Downloaded ink_engine v3.4.0
[INFO] [stderr]   Downloaded const_format v0.2.35
[INFO] [stderr]   Downloaded secp256k1-sys v0.6.1
[INFO] [stderr]   Downloaded unwrap v1.2.1
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] abc37d2e8364eda8ffe6ec5c5d781eb26e723fce00a4484b04d3bda754512875
[INFO] running `Command { std: "docker" "start" "-a" "abc37d2e8364eda8ffe6ec5c5d781eb26e723fce00a4484b04d3bda754512875", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "abc37d2e8364eda8ffe6ec5c5d781eb26e723fce00a4484b04d3bda754512875", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "abc37d2e8364eda8ffe6ec5c5d781eb26e723fce00a4484b04d3bda754512875", kill_on_drop: false }`
[INFO] [stdout] abc37d2e8364eda8ffe6ec5c5d781eb26e723fce00a4484b04d3bda754512875
[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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c757de3fc8c3ec7a915d22aa0be15e90563aa5543d21a4a1aeb557dce087494d
[INFO] running `Command { std: "docker" "start" "-a" "c757de3fc8c3ec7a915d22aa0be15e90563aa5543d21a4a1aeb557dce087494d", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.110
[INFO] [stderr]    Compiling typenum v1.19.0
[INFO] [stderr]    Compiling winnow v0.7.13
[INFO] [stderr]    Compiling toml_datetime v0.7.3
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling subtle v2.6.1
[INFO] [stderr]    Compiling arrayvec v0.7.6
[INFO] [stderr]    Compiling byte-slice-cast v1.2.3
[INFO] [stderr]    Compiling generic-array v0.14.9
[INFO] [stderr]    Compiling const_format_proc_macros v0.2.34
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling parity-scale-codec v3.7.5
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]    Compiling secp256k1-sys v0.6.1
[INFO] [stderr]    Compiling ink_prelude v3.4.0
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling ucd-trie v0.1.7
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling camino v1.2.1
[INFO] [stderr]    Compiling cpufeatures v0.2.17
[INFO] [stderr]    Compiling keccak v0.1.5
[INFO] [stderr]    Compiling ryu v1.0.20
[INFO] [stderr]    Compiling itoa v1.0.15
[INFO] [stderr]    Compiling ink_allocator v3.4.0
[INFO] [stderr]    Compiling opaque-debug v0.3.1
[INFO] [stderr]    Compiling arrayref v0.3.9
[INFO] [stderr]    Compiling array-init v2.1.0
[INFO] [stderr]    Compiling unwrap v1.2.1
[INFO] [stderr]    Compiling pest v2.8.3
[INFO] [stderr]    Compiling const_format v0.2.35
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling fs2 v0.4.3
[INFO] [stderr]    Compiling toml_parser v1.0.4
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling crypto-mac v0.8.0
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling blake2 v0.9.2
[INFO] [stderr]    Compiling toml_edit v0.23.7
[INFO] [stderr]    Compiling blake2 v0.10.6
[INFO] [stderr]    Compiling sha2 v0.10.9
[INFO] [stderr]    Compiling sha3 v0.10.8
[INFO] [stderr]    Compiling semver-parser v0.10.3
[INFO] [stderr]    Compiling proc-macro-crate v3.4.0
[INFO] [stderr]    Compiling secp256k1 v0.24.3
[INFO] [stderr]    Compiling ink_lang_ir v3.4.0
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling ink_storage_derive v3.4.0
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling parity-scale-codec-derive v3.7.5
[INFO] [stderr]    Compiling impl-trait-for-tuples v0.2.3
[INFO] [stderr]    Compiling derive_more-impl v1.0.0
[INFO] [stderr]    Compiling scale-info-derive v2.11.6
[INFO] [stderr]    Compiling derive_more v0.99.20
[INFO] [stderr]    Compiling derive_more v1.0.0
[INFO] [stderr]    Compiling semver v0.11.0
[INFO] [stderr]    Compiling cargo-platform v0.1.9
[INFO] [stderr]    Compiling impl-serde v0.3.2
[INFO] [stderr]    Compiling cargo_metadata v0.13.1
[INFO] [stderr]    Compiling scale-info v2.11.6
[INFO] [stderr]    Compiling ink_lang_codegen v3.4.0
[INFO] [stderr]    Compiling ink_engine v3.4.0
[INFO] [stderr]    Compiling brush_lang_codegen v1.8.0
[INFO] [stdout] error[E0635]: unknown feature `drain_filter`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/brush_lang_codegen-1.8.0/src/lib.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 22 | #![feature(drain_filter)]
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `drain_filter` found for mutable reference `&mut Vec<Attribute>` in the current scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/brush_lang_codegen-1.8.0/src/internal.rs:303:11
[INFO] [stdout]     |
[INFO] [stdout] 303 |     attrs.drain_filter(|attr| is_attr(&vec![attr.clone()], ident)).collect()
[INFO] [stdout]     |           ^^^^^^^^^^^^ method not found in `&mut Vec<Attribute>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/brush_lang_codegen-1.8.0/src/internal.rs:303:25
[INFO] [stdout]     |
[INFO] [stdout] 303 |     attrs.drain_filter(|attr| is_attr(&vec![attr.clone()], ident)).collect()
[INFO] [stdout]     |                         ^^^^                ---- type must be known at this point
[INFO] [stdout]     |
[INFO] [stdout] help: consider giving this closure parameter an explicit type
[INFO] [stdout]     |
[INFO] [stdout] 303 |     attrs.drain_filter(|attr: /* Type */| is_attr(&vec![attr.clone()], ident)).collect()
[INFO] [stdout]     |                             ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling ink_primitives v3.4.0
[INFO] [stdout] Some errors have detailed explanations: E0282, E0599, E0635.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `brush_lang_codegen` (lib) due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "c757de3fc8c3ec7a915d22aa0be15e90563aa5543d21a4a1aeb557dce087494d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c757de3fc8c3ec7a915d22aa0be15e90563aa5543d21a4a1aeb557dce087494d", kill_on_drop: false }`
[INFO] [stdout] c757de3fc8c3ec7a915d22aa0be15e90563aa5543d21a4a1aeb557dce087494d