[INFO] fetching crate wasm-webidl-bindings 0.8.0...
[INFO] building wasm-webidl-bindings-0.8.0 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] extracting crate wasm-webidl-bindings 0.8.0 into /workspace/builds/worker-2-tc2/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-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate wasm-webidl-bindings 0.8.0 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 96 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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7c5cc05c2653ceedf38f7e1023e2c038d9a79b92bb418bce26109abc6d709cfc
[INFO] running `Command { std: "docker" "start" "-a" "7c5cc05c2653ceedf38f7e1023e2c038d9a79b92bb418bce26109abc6d709cfc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7c5cc05c2653ceedf38f7e1023e2c038d9a79b92bb418bce26109abc6d709cfc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c5cc05c2653ceedf38f7e1023e2c038d9a79b92bb418bce26109abc6d709cfc", kill_on_drop: false }`
[INFO] [stdout] 7c5cc05c2653ceedf38f7e1023e2c038d9a79b92bb418bce26109abc6d709cfc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 211df9514342c464e3455b024a2e02759820791d677e58abee154a28087743b2
[INFO] running `Command { std: "docker" "start" "-a" "211df9514342c464e3455b024a2e02759820791d677e58abee154a28087743b2", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling leb128 v0.2.5
[INFO] [stderr]    Compiling wasmparser v0.48.2
[INFO] [stderr]    Compiling id-arena v2.2.1
[INFO] [stderr]    Compiling anyhow v1.0.100
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling walrus-macro v0.15.0
[INFO] [stderr]    Compiling walrus v0.15.0
[INFO] [stderr]    Compiling wasm-webidl-bindings v0.8.0 (/opt/rustwide/workdir)
[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]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[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)]` (part of `#[warn(unused)]`) 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] 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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.87s
[INFO] running `Command { std: "docker" "inspect" "211df9514342c464e3455b024a2e02759820791d677e58abee154a28087743b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "211df9514342c464e3455b024a2e02759820791d677e58abee154a28087743b2", kill_on_drop: false }`
[INFO] [stdout] 211df9514342c464e3455b024a2e02759820791d677e58abee154a28087743b2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c4671b655ceef61cc89424af6762539780fd40e1aedd08216118eda677350c59
[INFO] running `Command { std: "docker" "start" "-a" "c4671b655ceef61cc89424af6762539780fd40e1aedd08216118eda677350c59", kill_on_drop: false }`
[INFO] [stderr]    Compiling wasm-webidl-bindings v0.8.0 (/opt/rustwide/workdir)
[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]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[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)]` (part of `#[warn(unused)]`) 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] 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/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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 4.02s
[INFO] running `Command { std: "docker" "inspect" "c4671b655ceef61cc89424af6762539780fd40e1aedd08216118eda677350c59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4671b655ceef61cc89424af6762539780fd40e1aedd08216118eda677350c59", kill_on_drop: false }`
[INFO] [stdout] c4671b655ceef61cc89424af6762539780fd40e1aedd08216118eda677350c59
