[INFO] fetching crate stailwc 0.17.0...
[INFO] testing stailwc-0.17.0 against master#caccb4d0368bd918ef6668af8e13834d07040417 for pr-146098-1
[INFO] extracting crate stailwc 0.17.0 into /workspace/builds/worker-7-tc1/source
[INFO] removed /workspace/builds/worker-7-tc1/source/.cargo/config
[INFO] started tweaking crates.io crate stailwc 0.17.0
[INFO] finished tweaking crates.io crate stailwc 0.17.0
[INFO] tweaked toml for crates.io crate stailwc 0.17.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate stailwc 0.17.0 on toolchain caccb4d0368bd918ef6668af8e13834d07040417
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "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" "+caccb4d0368bd918ef6668af8e13834d07040417" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 290 packages to latest compatible versions
[INFO] [stderr]       Adding bytecheck v0.6.11 (available: v0.6.12)
[INFO] [stderr]       Adding cmd_lib v1.9.6 (available: v2.0.0)
[INFO] [stderr]       Adding itertools v0.10.5 (available: v0.14.0)
[INFO] [stderr]       Adding nom v7.1.3 (available: v8.0.0)
[INFO] [stderr]       Adding nom_locate v4.2.0 (available: v5.0.0)
[INFO] [stderr]       Adding rkyv v0.7.42 (available: v0.7.45)
[INFO] [stderr]       Adding swc_core v0.76.9 (available: v0.76.50)
[INFO] [stderr]       Adding test-case v2.2.2 (available: v3.3.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
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[INFO] [stderr]   Downloaded stailwc-swc-utils v0.16.0
[INFO] [stderr]   Downloaded pmutil v0.5.3
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+caccb4d0368bd918ef6668af8e13834d07040417" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4b13fc827ebee1a4fe6f023019279cdfb2181b219b8814b8d3deb0ac62bbb970
[INFO] running `Command { std: "docker" "start" "-a" "4b13fc827ebee1a4fe6f023019279cdfb2181b219b8814b8d3deb0ac62bbb970", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4b13fc827ebee1a4fe6f023019279cdfb2181b219b8814b8d3deb0ac62bbb970", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b13fc827ebee1a4fe6f023019279cdfb2181b219b8814b8d3deb0ac62bbb970", kill_on_drop: false }`
[INFO] [stdout] 4b13fc827ebee1a4fe6f023019279cdfb2181b219b8814b8d3deb0ac62bbb970
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 40ce81c75b0cc73792574961b09c7c2430918c91699bf1e29311917749343e2c
[INFO] running `Command { std: "docker" "start" "-a" "40ce81c75b0cc73792574961b09c7c2430918c91699bf1e29311917749343e2c", kill_on_drop: false }`
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[INFO] [stdout] error[E0635]: unknown feature `drain_filter`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tailwind-parse-macro-0.17.0/src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(drain_filter)]
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `drain_filter` found for mutable reference `&mut Vec<syn::Item>` in the current scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tailwind-parse-macro-0.17.0/src/lib.rs:17:10
[INFO] [stdout]    |
[INFO] [stdout] 16 |       let mut root = content
[INFO] [stdout]    |  ____________________-
[INFO] [stdout] 17 | |         .drain_filter(|i| {
[INFO] [stdout]    | |         -^^^^^^^^^^^^ method not found in `&mut Vec<syn::Item>`
[INFO] [stdout]    | |_________|
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `drain_filter` found for struct `Vec<Attribute>` in the current scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tailwind-parse-macro-0.17.0/src/lib.rs:20:22
[INFO] [stdout]    |
[INFO] [stdout] 19 | /                 i.attrs
[INFO] [stdout] 20 | |                     .drain_filter(|a| a.path.segments.last().unwrap().ident.to_string().eq("root"))
[INFO] [stdout]    | |                     -^^^^^^^^^^^^ method not found in `Vec<Attribute>`
[INFO] [stdout]    | |_____________________|
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stdout] Some errors have detailed explanations: E0599, E0635.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr]    Compiling backtrace v0.3.76
[INFO] [stderr] error: could not compile `tailwind-parse-macro` (lib) due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "40ce81c75b0cc73792574961b09c7c2430918c91699bf1e29311917749343e2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40ce81c75b0cc73792574961b09c7c2430918c91699bf1e29311917749343e2c", kill_on_drop: false }`
[INFO] [stdout] 40ce81c75b0cc73792574961b09c7c2430918c91699bf1e29311917749343e2c