[INFO] fetching crate wai-bindgen-gen-core 0.2.3... [INFO] testing wai-bindgen-gen-core-0.2.3 against master#caccb4d0368bd918ef6668af8e13834d07040417 for pr-146098-1 [INFO] extracting crate wai-bindgen-gen-core 0.2.3 into /workspace/builds/worker-3-tc1/source [INFO] started tweaking crates.io crate wai-bindgen-gen-core 0.2.3 [INFO] finished tweaking crates.io crate wai-bindgen-gen-core 0.2.3 [INFO] tweaked toml for crates.io crate wai-bindgen-gen-core 0.2.3 written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate wai-bindgen-gen-core 0.2.3 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 11 packages to latest compatible versions [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 ... [INFO] [stderr] Downloaded wai-parser v0.2.3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 528e22fc089b126c84564ca4993eb5947d930114824491e1c99381414322e7c3 [INFO] running `Command { std: "docker" "start" "-a" "528e22fc089b126c84564ca4993eb5947d930114824491e1c99381414322e7c3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "528e22fc089b126c84564ca4993eb5947d930114824491e1c99381414322e7c3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "528e22fc089b126c84564ca4993eb5947d930114824491e1c99381414322e7c3", kill_on_drop: false }` [INFO] [stdout] 528e22fc089b126c84564ca4993eb5947d930114824491e1c99381414322e7c3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 52fb28cc9069aab9558a7d633ce92634ab3776c81f508f5cfdf1d317df3395d9 [INFO] running `Command { std: "docker" "start" "-a" "52fb28cc9069aab9558a7d633ce92634ab3776c81f508f5cfdf1d317df3395d9", kill_on_drop: false }` [INFO] [stderr] Compiling pulldown-cmark v0.8.0 [INFO] [stderr] Compiling anyhow v1.0.100 [INFO] [stderr] Compiling memchr v2.7.6 [INFO] [stderr] Compiling id-arena v2.2.1 [INFO] [stderr] Compiling unicode-xid v0.2.6 [INFO] [stderr] Compiling wai-parser v0.2.3 [INFO] [stderr] Compiling wai-bindgen-gen-core v0.2.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing [INFO] [stdout] --> src/lib.rs:44:9 [INFO] [stdout] | [INFO] [stdout] 44 | drop((imports, exports)); [INFO] [stdout] | ^^^^^------------------^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `(&[wai_parser::Interface], &[wai_parser::Interface])` [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] 44 - drop((imports, exports)); [INFO] [stdout] 44 + let _ = (imports, exports); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing [INFO] [stdout] --> src/lib.rs:48:9 [INFO] [stdout] | [INFO] [stdout] 48 | drop((iface, dir)); [INFO] [stdout] | ^^^^^------------^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `(&wai_parser::Interface, Direction)` [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 48 - drop((iface, dir)); [INFO] [stdout] 48 + let _ = (iface, dir); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing [INFO] [stdout] --> src/lib.rs:93:9 [INFO] [stdout] | [INFO] [stdout] 93 | drop((iface, dir)); [INFO] [stdout] | ^^^^^------------^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `(&wai_parser::Interface, Direction)` [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 93 - drop((iface, dir)); [INFO] [stdout] 93 + let _ = (iface, dir); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing [INFO] [stdout] --> src/lib.rs:98:9 [INFO] [stdout] | [INFO] [stdout] 98 | drop((iface, dir)); [INFO] [stdout] | ^^^^^------------^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `(&wai_parser::Interface, Direction)` [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 98 - drop((iface, dir)); [INFO] [stdout] 98 + let _ = (iface, dir); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stdout] --> src/lib.rs:104:9 [INFO] [stdout] | [INFO] [stdout] 104 | drop(files); [INFO] [stdout] | ^^^^^-----^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `&mut Files` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dropping_references)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 104 - drop(files); [INFO] [stdout] 104 + let _ = files; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.63s [INFO] running `Command { std: "docker" "inspect" "52fb28cc9069aab9558a7d633ce92634ab3776c81f508f5cfdf1d317df3395d9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "52fb28cc9069aab9558a7d633ce92634ab3776c81f508f5cfdf1d317df3395d9", kill_on_drop: false }` [INFO] [stdout] 52fb28cc9069aab9558a7d633ce92634ab3776c81f508f5cfdf1d317df3395d9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d7d223f7735f94a2395b3f4fafc3e53e6b7b6740e657501f7ac10b718e4f3a0b [INFO] running `Command { std: "docker" "start" "-a" "d7d223f7735f94a2395b3f4fafc3e53e6b7b6740e657501f7ac10b718e4f3a0b", kill_on_drop: false }` [INFO] [stderr] Compiling wai-bindgen-gen-core v0.2.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing [INFO] [stdout] --> src/lib.rs:44:9 [INFO] [stdout] | [INFO] [stdout] 44 | drop((imports, exports)); [INFO] [stdout] | ^^^^^------------------^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `(&[wai_parser::Interface], &[wai_parser::Interface])` [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] 44 - drop((imports, exports)); [INFO] [stdout] 44 + let _ = (imports, exports); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing [INFO] [stdout] --> src/lib.rs:48:9 [INFO] [stdout] | [INFO] [stdout] 48 | drop((iface, dir)); [INFO] [stdout] | ^^^^^------------^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `(&wai_parser::Interface, Direction)` [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 48 - drop((iface, dir)); [INFO] [stdout] 48 + let _ = (iface, dir); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing [INFO] [stdout] --> src/lib.rs:93:9 [INFO] [stdout] | [INFO] [stdout] 93 | drop((iface, dir)); [INFO] [stdout] | ^^^^^------------^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `(&wai_parser::Interface, Direction)` [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 93 - drop((iface, dir)); [INFO] [stdout] 93 + let _ = (iface, dir); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing [INFO] [stdout] --> src/lib.rs:98:9 [INFO] [stdout] | [INFO] [stdout] 98 | drop((iface, dir)); [INFO] [stdout] | ^^^^^------------^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `(&wai_parser::Interface, Direction)` [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 98 - drop((iface, dir)); [INFO] [stdout] 98 + let _ = (iface, dir); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stdout] --> src/lib.rs:104:9 [INFO] [stdout] | [INFO] [stdout] 104 | drop(files); [INFO] [stdout] | ^^^^^-----^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `&mut Files` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dropping_references)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 104 - drop(files); [INFO] [stdout] 104 + let _ = files; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.23s [INFO] running `Command { std: "docker" "inspect" "d7d223f7735f94a2395b3f4fafc3e53e6b7b6740e657501f7ac10b718e4f3a0b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d7d223f7735f94a2395b3f4fafc3e53e6b7b6740e657501f7ac10b718e4f3a0b", kill_on_drop: false }` [INFO] [stdout] d7d223f7735f94a2395b3f4fafc3e53e6b7b6740e657501f7ac10b718e4f3a0b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] cec2aad272e8aafbfe5dbf7358ca12ca888403fa795597660a5de3bab328522f [INFO] running `Command { std: "docker" "start" "-a" "cec2aad272e8aafbfe5dbf7358ca12ca888403fa795597660a5de3bab328522f", kill_on_drop: false }` [INFO] [stderr] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing [INFO] [stderr] --> src/lib.rs:44:9 [INFO] [stderr] | [INFO] [stderr] 44 | drop((imports, exports)); [INFO] [stderr] | ^^^^^------------------^ [INFO] [stderr] | | [INFO] [stderr] | argument has type `(&[wai_parser::Interface], &[wai_parser::Interface])` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dropping_copy_types)]` on by default [INFO] [stderr] help: use `let _ = ...` to ignore the expression or result [INFO] [stderr] | [INFO] [stderr] 44 - drop((imports, exports)); [INFO] [stderr] 44 + let _ = (imports, exports); [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing [INFO] [stderr] --> src/lib.rs:48:9 [INFO] [stderr] | [INFO] [stderr] 48 | drop((iface, dir)); [INFO] [stderr] | ^^^^^------------^ [INFO] [stderr] | | [INFO] [stderr] | argument has type `(&wai_parser::Interface, Direction)` [INFO] [stderr] | [INFO] [stderr] help: use `let _ = ...` to ignore the expression or result [INFO] [stderr] | [INFO] [stderr] 48 - drop((iface, dir)); [INFO] [stderr] 48 + let _ = (iface, dir); [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing [INFO] [stderr] --> src/lib.rs:93:9 [INFO] [stderr] | [INFO] [stderr] 93 | drop((iface, dir)); [INFO] [stderr] | ^^^^^------------^ [INFO] [stderr] | | [INFO] [stderr] | argument has type `(&wai_parser::Interface, Direction)` [INFO] [stderr] | [INFO] [stderr] help: use `let _ = ...` to ignore the expression or result [INFO] [stderr] | [INFO] [stderr] 93 - drop((iface, dir)); [INFO] [stderr] 93 + let _ = (iface, dir); [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing [INFO] [stderr] --> src/lib.rs:98:9 [INFO] [stderr] | [INFO] [stderr] 98 | drop((iface, dir)); [INFO] [stderr] | ^^^^^------------^ [INFO] [stderr] | | [INFO] [stderr] | argument has type `(&wai_parser::Interface, Direction)` [INFO] [stderr] | [INFO] [stderr] help: use `let _ = ...` to ignore the expression or result [INFO] [stderr] | [INFO] [stderr] 98 - drop((iface, dir)); [INFO] [stderr] 98 + let _ = (iface, dir); [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stderr] --> src/lib.rs:104:9 [INFO] [stderr] | [INFO] [stderr] 104 | drop(files); [INFO] [stderr] | ^^^^^-----^ [INFO] [stderr] | | [INFO] [stderr] | argument has type `&mut Files` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dropping_references)]` on by default [INFO] [stderr] help: use `let _ = ...` to ignore the expression or result [INFO] [stderr] | [INFO] [stderr] 104 - drop(files); [INFO] [stderr] 104 + let _ = files; [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: `wai-bindgen-gen-core` (lib test) generated 5 warnings [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/wai_bindgen_gen_core-b7025dd50e5006e1) [INFO] [stdout] [INFO] [stdout] running 5 tests [INFO] [stdout] test tests::generator_is_object_safe ... ok [INFO] [stdout] test tests::if_else ... ok [INFO] [stdout] test tests::newline_remap ... ok [INFO] [stdout] test tests::simple_append ... ok [INFO] [stdout] test tests::trim_ws ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "cec2aad272e8aafbfe5dbf7358ca12ca888403fa795597660a5de3bab328522f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cec2aad272e8aafbfe5dbf7358ca12ca888403fa795597660a5de3bab328522f", kill_on_drop: false }` [INFO] [stdout] cec2aad272e8aafbfe5dbf7358ca12ca888403fa795597660a5de3bab328522f