[INFO] fetching crate wasm-rs-async-executor 0.9.0...
[INFO] checking wasm-rs-async-executor-0.9.0 against try#39e1293fce4b650061e85dda88aa428f726a8444 for pr-88041
[INFO] extracting crate wasm-rs-async-executor 0.9.0 into /workspace/builds/worker-82/source
[INFO] validating manifest of crates.io crate wasm-rs-async-executor 0.9.0 on toolchain 39e1293fce4b650061e85dda88aa428f726a8444
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-82/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-82/source/rust-toolchain
[INFO] started tweaking crates.io crate wasm-rs-async-executor 0.9.0
[INFO] finished tweaking crates.io crate wasm-rs-async-executor 0.9.0
[INFO] tweaked toml for crates.io crate wasm-rs-async-executor 0.9.0 written to /workspace/builds/worker-82/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "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-82/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3c896ff5d209ada9da3ad7293e51d21bf66697977543d4a287f7e4b2f40c7959
[INFO] running `Command { std: "docker" "start" "-a" "3c896ff5d209ada9da3ad7293e51d21bf66697977543d4a287f7e4b2f40c7959", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3c896ff5d209ada9da3ad7293e51d21bf66697977543d4a287f7e4b2f40c7959", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c896ff5d209ada9da3ad7293e51d21bf66697977543d4a287f7e4b2f40c7959", kill_on_drop: false }`
[INFO] [stdout] 3c896ff5d209ada9da3ad7293e51d21bf66697977543d4a287f7e4b2f40c7959
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f35f8cf59d068f878f8a4e3e951b235162d0d7775a3d840180849ba522f6725f
[INFO] running `Command { std: "docker" "start" "-a" "f35f8cf59d068f878f8a4e3e951b235162d0d7775a3d840180849ba522f6725f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling futures-core v0.3.16
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling futures-task v0.3.16
[INFO] [stderr]    Compiling futures-channel v0.3.16
[INFO] [stderr]     Checking futures-sink v0.3.16
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking slab v0.4.4
[INFO] [stderr]     Checking futures-io v0.3.16
[INFO] [stderr]    Compiling futures-macro v0.3.16
[INFO] [stderr]    Compiling futures-util v0.3.16
[INFO] [stderr]    Compiling tokio v1.10.0
[INFO] [stderr]     Checking futures-executor v0.3.16
[INFO] [stderr]     Checking futures v0.3.16
[INFO] [stderr]     Checking wasm-rs-async-executor v0.9.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: could not find `future` in `futures`
[INFO] [stdout]    --> src/single_threaded.rs:773:22
[INFO] [stdout]     |
[INFO] [stdout] 773 |             futures::future::pending::<()>().await // this will never end
[INFO] [stdout]     |                      ^^^^^^ could not find `future` in `futures`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `wasm-rs-async-executor` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "f35f8cf59d068f878f8a4e3e951b235162d0d7775a3d840180849ba522f6725f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f35f8cf59d068f878f8a4e3e951b235162d0d7775a3d840180849ba522f6725f", kill_on_drop: false }`
[INFO] [stdout] f35f8cf59d068f878f8a4e3e951b235162d0d7775a3d840180849ba522f6725f