[INFO] cloning repository https://github.com/CallumJHays/wasm-bindgen-futures-test [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/CallumJHays/wasm-bindgen-futures-test" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCallumJHays%2Fwasm-bindgen-futures-test", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCallumJHays%2Fwasm-bindgen-futures-test'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b66d02d74e5e834f2c78b6414f8421fe81ddd72f [INFO] checking CallumJHays/wasm-bindgen-futures-test against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCallumJHays%2Fwasm-bindgen-futures-test" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/CallumJHays/wasm-bindgen-futures-test on toolchain 22572d0994593197593e2a1b7b18d720a9a349a7 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/CallumJHays/wasm-bindgen-futures-test [INFO] finished tweaking git repo https://github.com/CallumJHays/wasm-bindgen-futures-test [INFO] tweaked toml for git repo https://github.com/CallumJHays/wasm-bindgen-futures-test written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/CallumJHays/wasm-bindgen-futures-test already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: Found `debug_assertions` in `target.'cfg(...)'.dependencies`. This value is not supported for selecting dependencies and will not work as expected. To learn more visit https://doc.rust-lang.org/cargo/reference/specifying-dependencies.html#platform-specific-dependencies [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded wasm-bindgen-backend v0.2.47 [INFO] [stderr] Downloaded bumpalo v2.4.3 [INFO] [stderr] Downloaded wee_alloc v0.4.4 [INFO] [stderr] Downloaded syn v0.15.39 [INFO] [stderr] Downloaded console_error_panic_hook v0.1.6 [INFO] [stderr] Downloaded web-sys v0.3.24 [INFO] [stderr] Downloaded wasm-bindgen-test-macro v0.2.47 [INFO] [stderr] Downloaded js-sys v0.3.24 [INFO] [stderr] Downloaded wasm-bindgen-macro v0.2.47 [INFO] [stderr] Downloaded weedle v0.9.0 [INFO] [stderr] Downloaded wasm-bindgen-test v0.2.47 [INFO] [stderr] Downloaded wasm-bindgen-futures v0.3.24 [INFO] [stderr] Downloaded wasm-bindgen v0.2.47 [INFO] [stderr] Downloaded wasm-bindgen-macro-support v0.2.47 [INFO] [stderr] Downloaded wasm-bindgen-shared v0.2.47 [INFO] [stderr] Downloaded wasm-bindgen-webidl v0.2.47 [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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5d0d741993a338101ceb69f616a127f590dd26ba10ef3e5214a77ab9fb01ad4a [INFO] running `Command { std: "docker" "start" "-a" "5d0d741993a338101ceb69f616a127f590dd26ba10ef3e5214a77ab9fb01ad4a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5d0d741993a338101ceb69f616a127f590dd26ba10ef3e5214a77ab9fb01ad4a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5d0d741993a338101ceb69f616a127f590dd26ba10ef3e5214a77ab9fb01ad4a", kill_on_drop: false }` [INFO] [stdout] 5d0d741993a338101ceb69f616a127f590dd26ba10ef3e5214a77ab9fb01ad4a [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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 709abc3e736a6a28d43ae04cdcff8384b7cd1cf1ab1009b11d802c505c675dd1 [INFO] running `Command { std: "docker" "start" "-a" "709abc3e736a6a28d43ae04cdcff8384b7cd1cf1ab1009b11d802c505c675dd1", kill_on_drop: false }` [INFO] [stderr] warning: Found `debug_assertions` in `target.'cfg(...)'.dependencies`. This value is not supported for selecting dependencies and will not work as expected. To learn more visit https://doc.rust-lang.org/cargo/reference/specifying-dependencies.html#platform-specific-dependencies [INFO] [stderr] Compiling quote v0.6.12 [INFO] [stderr] Compiling syn v0.15.39 [INFO] [stderr] Compiling cfg-if v0.1.9 [INFO] [stderr] Compiling wasm-bindgen-shared v0.2.47 [INFO] [stderr] Compiling bumpalo v2.4.3 [INFO] [stderr] Compiling lazy_static v1.3.0 [INFO] [stderr] Compiling cc v1.0.37 [INFO] [stderr] Compiling libc v0.2.58 [INFO] [stderr] Compiling memchr v2.2.0 [INFO] [stderr] Compiling wasm-bindgen v0.2.47 [INFO] [stderr] Compiling failure_derive v0.1.5 [INFO] [stderr] Compiling rustc-demangle v0.1.15 [INFO] [stderr] Compiling unicode-segmentation v1.3.0 [INFO] [stderr] Compiling sourcefile v0.1.4 [INFO] [stderr] Checking futures v0.1.28 [INFO] [stderr] Compiling log v0.4.6 [INFO] [stderr] Checking scoped-tls v1.0.0 [INFO] [stderr] Compiling wasm-bindgen-test-macro v0.2.47 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Compiling nom v4.2.3 [INFO] [stderr] Compiling backtrace-sys v0.1.29 [INFO] [stderr] Compiling weedle v0.9.0 [INFO] [stderr] Compiling backtrace v0.3.32 [INFO] [stderr] Compiling wasm-bindgen-backend v0.2.47 [INFO] [stderr] Compiling synstructure v0.10.2 [INFO] [stderr] Compiling failure v0.1.5 [INFO] [stderr] Compiling wasm-bindgen-macro-support v0.2.47 [INFO] [stderr] Compiling wasm-bindgen-webidl v0.2.47 [INFO] [stderr] Compiling wasm-bindgen-macro v0.2.47 [INFO] [stderr] Compiling web-sys v0.3.24 [INFO] [stderr] Checking js-sys v0.3.24 [INFO] [stderr] Checking console_error_panic_hook v0.1.6 [INFO] [stderr] Checking wasm-bindgen-futures v0.3.24 [INFO] [stderr] Checking wasm-bindgen-test v0.2.47 [INFO] [stderr] Checking rust-webpack-template v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused return value of `from` that must be used [INFO] [stdout] --> src/lib.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | JsFuture::from(promise_true()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 15 | let _ = JsFuture::from(promise_true()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `from` that must be used [INFO] [stdout] --> src/lib.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | JsFuture::from(promise_true()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 15 | let _ = JsFuture::from(promise_true()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.34s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v4.2.3, wasm-bindgen v0.2.47 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 5` [INFO] running `Command { std: "docker" "inspect" "709abc3e736a6a28d43ae04cdcff8384b7cd1cf1ab1009b11d802c505c675dd1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "709abc3e736a6a28d43ae04cdcff8384b7cd1cf1ab1009b11d802c505c675dd1", kill_on_drop: false }` [INFO] [stdout] 709abc3e736a6a28d43ae04cdcff8384b7cd1cf1ab1009b11d802c505c675dd1 [INFO] checking CallumJHays/wasm-bindgen-futures-test against try#6289438dbad80b1a0029c66dd3f6abf57c2c51be for pr-126452-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCallumJHays%2Fwasm-bindgen-futures-test" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/CallumJHays/wasm-bindgen-futures-test on toolchain 6289438dbad80b1a0029c66dd3f6abf57c2c51be [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/CallumJHays/wasm-bindgen-futures-test [INFO] finished tweaking git repo https://github.com/CallumJHays/wasm-bindgen-futures-test [INFO] tweaked toml for git repo https://github.com/CallumJHays/wasm-bindgen-futures-test written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/CallumJHays/wasm-bindgen-futures-test already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: Found `debug_assertions` in `target.'cfg(...)'.dependencies`. This value is not supported for selecting dependencies and will not work as expected. To learn more visit https://doc.rust-lang.org/cargo/reference/specifying-dependencies.html#platform-specific-dependencies [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0c147b4f9c617e9e0aa7fb663e30f7b6cfbeaefbee112a3d8c734e6962e0c14f [INFO] running `Command { std: "docker" "start" "-a" "0c147b4f9c617e9e0aa7fb663e30f7b6cfbeaefbee112a3d8c734e6962e0c14f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0c147b4f9c617e9e0aa7fb663e30f7b6cfbeaefbee112a3d8c734e6962e0c14f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0c147b4f9c617e9e0aa7fb663e30f7b6cfbeaefbee112a3d8c734e6962e0c14f", kill_on_drop: false }` [INFO] [stdout] 0c147b4f9c617e9e0aa7fb663e30f7b6cfbeaefbee112a3d8c734e6962e0c14f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9559165657f491b9043887520edce2291d59e4a79a6da33ead58e68cdabcd2bb [INFO] running `Command { std: "docker" "start" "-a" "9559165657f491b9043887520edce2291d59e4a79a6da33ead58e68cdabcd2bb", kill_on_drop: false }` [INFO] [stderr] warning: Found `debug_assertions` in `target.'cfg(...)'.dependencies`. This value is not supported for selecting dependencies and will not work as expected. To learn more visit https://doc.rust-lang.org/cargo/reference/specifying-dependencies.html#platform-specific-dependencies [INFO] [stderr] Compiling quote v0.6.12 [INFO] [stderr] Compiling syn v0.15.39 [INFO] [stderr] Compiling cfg-if v0.1.9 [INFO] [stderr] Compiling wasm-bindgen-shared v0.2.47 [INFO] [stderr] Compiling lazy_static v1.3.0 [INFO] [stderr] Compiling bumpalo v2.4.3 [INFO] [stderr] Compiling cc v1.0.37 [INFO] [stderr] Compiling libc v0.2.58 [INFO] [stderr] Compiling memchr v2.2.0 [INFO] [stderr] Compiling wasm-bindgen v0.2.47 [INFO] [stderr] Compiling failure_derive v0.1.5 [INFO] [stderr] Compiling rustc-demangle v0.1.15 [INFO] [stderr] Compiling unicode-segmentation v1.3.0 [INFO] [stderr] Compiling sourcefile v0.1.4 [INFO] [stderr] Checking futures v0.1.28 [INFO] [stderr] Checking scoped-tls v1.0.0 [INFO] [stderr] Compiling log v0.4.6 [INFO] [stderr] Compiling wasm-bindgen-test-macro v0.2.47 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Compiling backtrace-sys v0.1.29 [INFO] [stderr] Compiling nom v4.2.3 [INFO] [stderr] Compiling weedle v0.9.0 [INFO] [stderr] Compiling backtrace v0.3.32 [INFO] [stderr] Compiling wasm-bindgen-backend v0.2.47 [INFO] [stderr] Compiling synstructure v0.10.2 [INFO] [stderr] Compiling failure v0.1.5 [INFO] [stderr] Compiling wasm-bindgen-macro-support v0.2.47 [INFO] [stderr] Compiling wasm-bindgen-webidl v0.2.47 [INFO] [stderr] Compiling wasm-bindgen-macro v0.2.47 [INFO] [stderr] Compiling web-sys v0.3.24 [INFO] [stderr] Checking js-sys v0.3.24 [INFO] [stderr] Checking console_error_panic_hook v0.1.6 [INFO] [stderr] Checking wasm-bindgen-futures v0.3.24 [INFO] [stderr] Checking wasm-bindgen-test v0.2.47 [INFO] [stderr] Checking rust-webpack-template v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused return value of `from` that must be used [INFO] [stdout] --> src/lib.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | JsFuture::from(promise_true()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 15 | let _ = JsFuture::from(promise_true()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `from` that must be used [INFO] [stdout] --> src/lib.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | JsFuture::from(promise_true()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 15 | let _ = JsFuture::from(promise_true()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.97s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v4.2.3, wasm-bindgen v0.2.47 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 4` [INFO] running `Command { std: "docker" "inspect" "9559165657f491b9043887520edce2291d59e4a79a6da33ead58e68cdabcd2bb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9559165657f491b9043887520edce2291d59e4a79a6da33ead58e68cdabcd2bb", kill_on_drop: false }` [INFO] [stdout] 9559165657f491b9043887520edce2291d59e4a79a6da33ead58e68cdabcd2bb