[INFO] fetching crate wit-bindgen-gen-rust-lib 0.3.0... [INFO] testing wit-bindgen-gen-rust-lib-0.3.0 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1 [INFO] extracting crate wit-bindgen-gen-rust-lib 0.3.0 into /workspace/builds/worker-5-tc2/source [INFO] started tweaking crates.io crate wit-bindgen-gen-rust-lib 0.3.0 [INFO] finished tweaking crates.io crate wit-bindgen-gen-rust-lib 0.3.0 [INFO] tweaked toml for crates.io crate wit-bindgen-gen-rust-lib 0.3.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate wit-bindgen-gen-rust-lib 0.3.0 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 55 packages to latest compatible versions [INFO] [stderr] Adding heck v0.4.1 (available: v0.5.0) [INFO] [stderr] Adding wit-bindgen-core v0.3.0 (available: v0.46.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d59508cf0ccf069251d3bf7639de04e1f5ec35f48638dec607a6d6fb0e7c9993 [INFO] running `Command { std: "docker" "start" "-a" "d59508cf0ccf069251d3bf7639de04e1f5ec35f48638dec607a6d6fb0e7c9993", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d59508cf0ccf069251d3bf7639de04e1f5ec35f48638dec607a6d6fb0e7c9993", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d59508cf0ccf069251d3bf7639de04e1f5ec35f48638dec607a6d6fb0e7c9993", kill_on_drop: false }` [INFO] [stdout] d59508cf0ccf069251d3bf7639de04e1f5ec35f48638dec607a6d6fb0e7c9993 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] da9536d4b17b032ed3c47c6a5daaf3df98fa5512e2a24507e5f7686be589f3d8 [INFO] running `Command { std: "docker" "start" "-a" "da9536d4b17b032ed3c47c6a5daaf3df98fa5512e2a24507e5f7686be589f3d8", kill_on_drop: false }` [INFO] [stderr] Compiling syn v2.0.106 [INFO] [stderr] Compiling indexmap v1.9.3 [INFO] [stderr] Compiling anyhow v1.0.100 [INFO] [stderr] Compiling pulldown-cmark v0.8.0 [INFO] [stderr] Compiling leb128 v0.2.5 [INFO] [stderr] Compiling id-arena v2.2.1 [INFO] [stderr] Compiling heck v0.4.1 [INFO] [stderr] Compiling wasm-encoder v0.23.0 [INFO] [stderr] Compiling synstructure v0.13.2 [INFO] [stderr] Compiling zerovec-derive v0.11.1 [INFO] [stderr] Compiling displaydoc v0.2.5 [INFO] [stderr] Compiling serde_derive v1.0.228 [INFO] [stderr] Compiling zerofrom-derive v0.1.6 [INFO] [stderr] Compiling yoke-derive v0.8.0 [INFO] [stderr] Compiling zerofrom v0.1.6 [INFO] [stderr] Compiling yoke v0.8.0 [INFO] [stderr] Compiling zerotrie v0.2.2 [INFO] [stderr] Compiling zerovec v0.11.4 [INFO] [stderr] Compiling tinystr v0.8.1 [INFO] [stderr] Compiling potential_utf v0.1.3 [INFO] [stderr] Compiling icu_collections v2.0.0 [INFO] [stderr] Compiling icu_locale_core v2.0.0 [INFO] [stderr] Compiling icu_provider v2.0.0 [INFO] [stderr] Compiling icu_properties v2.0.1 [INFO] [stderr] Compiling icu_normalizer v2.0.0 [INFO] [stderr] Compiling serde v1.0.228 [INFO] [stderr] Compiling idna_adapter v1.2.1 [INFO] [stderr] Compiling idna v1.1.0 [INFO] [stderr] Compiling url v2.5.7 [INFO] [stderr] Compiling wasmparser v0.100.0 [INFO] [stderr] Compiling wit-parser v0.6.4 [INFO] [stderr] Compiling wasm-metadata v0.1.2 [INFO] [stderr] Compiling wit-component v0.6.0 [INFO] [stderr] Compiling wit-bindgen-core v0.3.0 [INFO] [stderr] Compiling wit-bindgen-gen-rust-lib v0.3.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing [INFO] [stdout] --> src/lib.rs:55:9 [INFO] [stdout] | [INFO] [stdout] 55 | drop((docs, header)); [INFO] [stdout] | ^^^^^--------------^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `(&[(std::string::String, wit_bindgen_core::wit_parser::Type)], &str)` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dropping_copy_types)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 55 - drop((docs, header)); [INFO] [stdout] 55 + let _ = (docs, header); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:1001:17 [INFO] [stdout] | [INFO] [stdout] 1001 | fn rust_gen(&self) -> &dyn RustGenerator; [INFO] [stdout] | ^^^^^ ------------------ [INFO] [stdout] | | || [INFO] [stdout] | | |the same lifetime is hidden here [INFO] [stdout] | | the same lifetime is elided here [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] 1001 | fn rust_gen(&self) -> &dyn RustGenerator<'_>; [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 34.20s [INFO] running `Command { std: "docker" "inspect" "da9536d4b17b032ed3c47c6a5daaf3df98fa5512e2a24507e5f7686be589f3d8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "da9536d4b17b032ed3c47c6a5daaf3df98fa5512e2a24507e5f7686be589f3d8", kill_on_drop: false }` [INFO] [stdout] da9536d4b17b032ed3c47c6a5daaf3df98fa5512e2a24507e5f7686be589f3d8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 638a49a636ecfa18f30a00626a869627e1708bcc514f08887d697efad84d55c7 [INFO] running `Command { std: "docker" "start" "-a" "638a49a636ecfa18f30a00626a869627e1708bcc514f08887d697efad84d55c7", kill_on_drop: false }` [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s [INFO] running `Command { std: "docker" "inspect" "638a49a636ecfa18f30a00626a869627e1708bcc514f08887d697efad84d55c7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "638a49a636ecfa18f30a00626a869627e1708bcc514f08887d697efad84d55c7", kill_on_drop: false }` [INFO] [stdout] 638a49a636ecfa18f30a00626a869627e1708bcc514f08887d697efad84d55c7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] ded4a24184a2e6565b95e8ed1b840950e59b85d3867faef4212f08e86f95599b [INFO] running `Command { std: "docker" "start" "-a" "ded4a24184a2e6565b95e8ed1b840950e59b85d3867faef4212f08e86f95599b", kill_on_drop: false }` [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s [INFO] running `Command { std: "docker" "inspect" "ded4a24184a2e6565b95e8ed1b840950e59b85d3867faef4212f08e86f95599b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ded4a24184a2e6565b95e8ed1b840950e59b85d3867faef4212f08e86f95599b", kill_on_drop: false }` [INFO] [stdout] ded4a24184a2e6565b95e8ed1b840950e59b85d3867faef4212f08e86f95599b