[INFO] fetching crate js-sys-futures 0.3.4...
[INFO] checking js-sys-futures-0.3.4 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864
[INFO] extracting crate js-sys-futures 0.3.4 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate js-sys-futures 0.3.4 on toolchain 7014e13d5becc920d4bea3cd87942c8a13d359bf
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-6-tc2/source/.cargo/config
[INFO] removed /workspace/builds/worker-6-tc2/source/rust-toolchain
[INFO] started tweaking crates.io crate js-sys-futures 0.3.4
[INFO] finished tweaking crates.io crate js-sys-futures 0.3.4
[INFO] tweaked toml for crates.io crate js-sys-futures 0.3.4 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 32 packages to latest compatible versions
[INFO] [stderr]       Adding js-sys v0.3.57 (available: v0.3.70)
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.77)
[INFO] [stderr]       Adding wasm-bindgen v0.2.80 (available: v0.2.93)
[INFO] [stderr]       Adding wasm-bindgen-backend v0.2.80 (available: v0.2.93)
[INFO] [stderr]       Adding wasm-bindgen-futures v0.4.30 (available: v0.4.43)
[INFO] [stderr]       Adding wasm-bindgen-macro v0.2.80 (available: v0.2.93)
[INFO] [stderr]       Adding wasm-bindgen-macro-support v0.2.80 (available: v0.2.93)
[INFO] [stderr]       Adding wasm-bindgen-shared v0.2.80 (available: v0.2.93)
[INFO] [stderr]       Adding wasm-bindgen-test v0.3.30 (available: v0.3.43)
[INFO] [stderr]       Adding wasm-bindgen-test-macro v0.3.30 (available: v0.3.43)
[INFO] [stderr]       Adding web-sys v0.3.57 (available: v0.3.70)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 88ca1c1759b94f6798631839248c1d69b1b798540ee69eb8a78bc8a26b04bbab
[INFO] running `Command { std: "docker" "start" "-a" "88ca1c1759b94f6798631839248c1d69b1b798540ee69eb8a78bc8a26b04bbab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "88ca1c1759b94f6798631839248c1d69b1b798540ee69eb8a78bc8a26b04bbab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88ca1c1759b94f6798631839248c1d69b1b798540ee69eb8a78bc8a26b04bbab", kill_on_drop: false }`
[INFO] [stdout] 88ca1c1759b94f6798631839248c1d69b1b798540ee69eb8a78bc8a26b04bbab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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 -Dtail_expr_drop_order" "-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fa79bec6dd4f96d89cab9f14d165d2f89c04e8ac06e17052a620468260f923c4
[INFO] running `Command { std: "docker" "start" "-a" "fa79bec6dd4f96d89cab9f14d165d2f89c04e8ac06e17052a620468260f923c4", kill_on_drop: false }`
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.80
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling bumpalo v3.16.0
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling wasm-bindgen v0.2.80
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]    Compiling wasm-bindgen-test-macro v0.3.30
[INFO] [stderr]     Checking scoped-tls v1.0.1
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.80
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.80
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.80
[INFO] [stderr]     Checking js-sys v0.3.57
[INFO] [stderr]     Checking console_error_panic_hook v0.1.7
[INFO] [stderr]     Checking wasm-bindgen-futures v0.4.30
[INFO] [stderr]     Checking wasm-bindgen-test v0.3.30
[INFO] [stderr]     Checking js-sys-futures v0.3.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.80s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: wasm-bindgen v0.2.80
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "fa79bec6dd4f96d89cab9f14d165d2f89c04e8ac06e17052a620468260f923c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa79bec6dd4f96d89cab9f14d165d2f89c04e8ac06e17052a620468260f923c4", kill_on_drop: false }`
[INFO] [stdout] fa79bec6dd4f96d89cab9f14d165d2f89c04e8ac06e17052a620468260f923c4