[INFO] fetching crate wasm-webidl-bindings 0.8.0...
[INFO] checking wasm-webidl-bindings-0.8.0 against master#8c32e313cccf7df531e2d49ffb8227bb92304aee for pr-145608-1
[INFO] extracting crate wasm-webidl-bindings 0.8.0 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate wasm-webidl-bindings 0.8.0
[INFO] finished tweaking crates.io crate wasm-webidl-bindings 0.8.0
[INFO] tweaked toml for crates.io crate wasm-webidl-bindings 0.8.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate wasm-webidl-bindings 0.8.0 on toolchain 8c32e313cccf7df531e2d49ffb8227bb92304aee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "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" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 95 packages to latest compatible versions
[INFO] [stderr]       Adding quickcheck v0.8.5 (available: v1.0.3)
[INFO] [stderr]       Adding rand v0.6.5 (available: v0.9.2)
[INFO] [stderr]       Adding walrus v0.15.0 (available: v0.23.3)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded walrus-macro v0.15.0
[INFO] [stderr]   Downloaded phf_shared v0.7.24
[INFO] [stderr]   Downloaded redox_users v0.3.5
[INFO] [stderr]   Downloaded lalrpop-util v0.17.2
[INFO] [stderr]   Downloaded phf_generator v0.7.24
[INFO] [stderr]   Downloaded string_cache v0.7.5
[INFO] [stderr]   Downloaded wasm-webidl-bindings-text-parser v0.8.0
[INFO] [stderr]   Downloaded ascii-canvas v2.0.0
[INFO] [stderr]   Downloaded string_cache_shared v0.3.0
[INFO] [stderr]   Downloaded siphasher v0.2.3
[INFO] [stderr]   Downloaded string_cache_codegen v0.4.4
[INFO] [stderr]   Downloaded ena v0.13.1
[INFO] [stderr]   Downloaded docopt v1.1.1
[INFO] [stderr]   Downloaded ordermap v0.3.5
[INFO] [stderr]   Downloaded walrus v0.15.0
[INFO] [stderr]   Downloaded rust-argon2 v0.8.3
[INFO] [stderr]   Downloaded petgraph v0.4.13
[INFO] [stderr]   Downloaded lalrpop v0.17.2
[INFO] [stderr]   Downloaded wasmparser v0.48.2
[INFO] [stderr]   Downloaded dirs v1.0.5
[INFO] [stderr]   Downloaded term v0.5.2
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 88d39d16057706bddb4af3bde4d8cbb3d8959535d43c66a1706d7ff7eabd7ff8
[INFO] running `Command { std: "docker" "start" "-a" "88d39d16057706bddb4af3bde4d8cbb3d8959535d43c66a1706d7ff7eabd7ff8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "88d39d16057706bddb4af3bde4d8cbb3d8959535d43c66a1706d7ff7eabd7ff8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88d39d16057706bddb4af3bde4d8cbb3d8959535d43c66a1706d7ff7eabd7ff8", kill_on_drop: false }`
[INFO] [stdout] 88d39d16057706bddb4af3bde4d8cbb3d8959535d43c66a1706d7ff7eabd7ff8
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7e9e93fad7ba42989cef3bde31f1f1483a297a1d524da8c9e2d5e67e3e3d3725
[INFO] running `Command { std: "docker" "start" "-a" "7e9e93fad7ba42989cef3bde31f1f1483a297a1d524da8c9e2d5e67e3e3d3725", kill_on_drop: false }`
[INFO] [stderr]     Checking id-arena v2.2.1
[INFO] [stderr]     Checking wasmparser v0.48.2
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling walrus-macro v0.15.0
[INFO] [stderr]     Checking walrus v0.15.0
[INFO] [stderr]     Checking wasm-webidl-bindings v0.8.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `section`, `module`, and `ids` are never read
[INFO] [stdout]    --> src/ast.rs:290:5
[INFO] [stdout]     |
[INFO] [stdout] 289 | pub struct BuildAstActions<'a> {
[INFO] [stdout]     |            --------------- fields in this struct
[INFO] [stdout] 290 |     section: &'a mut WebidlBindings,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 291 |     module: &'a walrus::Module,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 292 |     ids: &'a walrus::IndicesToIds,
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `BuildAstActions` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/ast.rs:19:13
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn data(&self, ids_to_indices: &walrus::IdsToIndices) -> Cow<[u8]> {
[INFO] [stdout]    |             ^^^^^ the lifetime is elided here                --------- the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn data(&self, ids_to_indices: &walrus::IdsToIndices) -> Cow<'_, [u8]> {
[INFO] [stdout]    |                                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/binary/encode.rs:53:25
[INFO] [stdout]    |
[INFO] [stdout] 53 |     pub fn new(indices: &walrus::IdsToIndices) -> EncodeContext {
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^     ------------- the same lifetime is hidden here
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 53 |     pub fn new(indices: &walrus::IdsToIndices) -> EncodeContext<'_> {
[INFO] [stdout]    |                                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `section`, `module`, and `ids` are never read
[INFO] [stdout]    --> src/ast.rs:290:5
[INFO] [stdout]     |
[INFO] [stdout] 289 | pub struct BuildAstActions<'a> {
[INFO] [stdout]     |            --------------- fields in this struct
[INFO] [stdout] 290 |     section: &'a mut WebidlBindings,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 291 |     module: &'a walrus::Module,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 292 |     ids: &'a walrus::IndicesToIds,
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `BuildAstActions` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/ast.rs:19:13
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn data(&self, ids_to_indices: &walrus::IdsToIndices) -> Cow<[u8]> {
[INFO] [stdout]    |             ^^^^^ the lifetime is elided here                --------- the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn data(&self, ids_to_indices: &walrus::IdsToIndices) -> Cow<'_, [u8]> {
[INFO] [stdout]    |                                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/binary/encode.rs:53:25
[INFO] [stdout]    |
[INFO] [stdout] 53 |     pub fn new(indices: &walrus::IdsToIndices) -> EncodeContext {
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^     ------------- the same lifetime is hidden here
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 53 |     pub fn new(indices: &walrus::IdsToIndices) -> EncodeContext<'_> {
[INFO] [stdout]    |                                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.11s
[INFO] running `Command { std: "docker" "inspect" "7e9e93fad7ba42989cef3bde31f1f1483a297a1d524da8c9e2d5e67e3e3d3725", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e9e93fad7ba42989cef3bde31f1f1483a297a1d524da8c9e2d5e67e3e3d3725", kill_on_drop: false }`
[INFO] [stdout] 7e9e93fad7ba42989cef3bde31f1f1483a297a1d524da8c9e2d5e67e3e3d3725