[INFO] crate wasm-bindgen-backend 0.2.42 is already in cache
[INFO] extracting crate wasm-bindgen-backend 0.2.42 into work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/reg/wasm-bindgen-backend/0.2.42
[INFO] extracting crate wasm-bindgen-backend 0.2.42 into work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/reg/wasm-bindgen-backend/0.2.42
[INFO] validating manifest of wasm-bindgen-backend-0.2.42 on toolchain master#9f06855064ed06a50c496577b21ca50f92a2e67d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+9f06855064ed06a50c496577b21ca50f92a2e67d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of wasm-bindgen-backend-0.2.42 on toolchain try#d3301713b54af69ca9de941a8c6b0d8287dbd6df
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing wasm-bindgen-backend-0.2.42
[INFO] finished frobbing wasm-bindgen-backend-0.2.42
[INFO] frobbed toml for wasm-bindgen-backend-0.2.42 written to work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/reg/wasm-bindgen-backend/0.2.42/Cargo.toml
[INFO] started frobbing wasm-bindgen-backend-0.2.42
[INFO] finished frobbing wasm-bindgen-backend-0.2.42
[INFO] frobbed toml for wasm-bindgen-backend-0.2.42 written to work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/reg/wasm-bindgen-backend/0.2.42/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+9f06855064ed06a50c496577b21ca50f92a2e67d-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+9f06855064ed06a50c496577b21ca50f92a2e67d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking wasm-bindgen-backend-0.2.42 against try#d3301713b54af69ca9de941a8c6b0d8287dbd6df for pr-61874
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61874/worker-7/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/reg/wasm-bindgen-backend/0.2.42:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 4c271c8542560df7df28b7dd826af8e4fbb22d24b714310f6b547414aa3ce529
[INFO] running `"docker" "start" "-a" "4c271c8542560df7df28b7dd826af8e4fbb22d24b714310f6b547414aa3ce529"`
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.42
[INFO] [stderr]     Checking bumpalo v2.4.3
[INFO] [stderr]     Checking syn v0.15.36
[INFO] [stderr]     Checking wasm-bindgen-backend v0.2.42 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/error.rs:55:50
[INFO] [stderr]    |
[INFO] [stderr] 55 |     pub fn spanned_error<T: Into<String>>(node: &ToTokens, text: T) -> Diagnostic {
[INFO] [stderr]    |                                                  ^^^^^^^^ help: use `dyn`: `dyn ToTokens`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/error.rs:92:25
[INFO] [stderr]    |
[INFO] [stderr] 92 | fn extract_spans(node: &ToTokens) -> Option<(Span, Span)> {
[INFO] [stderr]    |                         ^^^^^^^^ help: use `dyn`: `dyn ToTokens`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/error.rs:55:50
[INFO] [stderr]    |
[INFO] [stderr] 55 |     pub fn spanned_error<T: Into<String>>(node: &ToTokens, text: T) -> Diagnostic {
[INFO] [stderr]    |                                                  ^^^^^^^^ help: use `dyn`: `dyn ToTokens`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/error.rs:92:25
[INFO] [stderr]    |
[INFO] [stderr] 92 | fn extract_spans(node: &ToTokens) -> Option<(Span, Span)> {
[INFO] [stderr]    |                         ^^^^^^^^ help: use `dyn`: `dyn ToTokens`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.34s
[INFO] running `"docker" "inspect" "4c271c8542560df7df28b7dd826af8e4fbb22d24b714310f6b547414aa3ce529"`
[INFO] running `"docker" "rm" "-f" "4c271c8542560df7df28b7dd826af8e4fbb22d24b714310f6b547414aa3ce529"`
[INFO] [stdout] 4c271c8542560df7df28b7dd826af8e4fbb22d24b714310f6b547414aa3ce529