[INFO] fetching crate actix-utils 3.0.0...
[INFO] testing actix-utils-3.0.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate actix-utils 3.0.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate actix-utils 3.0.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate actix-utils 3.0.0
[INFO] finished tweaking crates.io crate actix-utils 3.0.0
[INFO] tweaked toml for crates.io crate actix-utils 3.0.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 179b76cfda4426b2eef5b1323ea59f877dc00dc4cfd71a5399df5025e4a17958
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "179b76cfda4426b2eef5b1323ea59f877dc00dc4cfd71a5399df5025e4a17958", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "179b76cfda4426b2eef5b1323ea59f877dc00dc4cfd71a5399df5025e4a17958", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "179b76cfda4426b2eef5b1323ea59f877dc00dc4cfd71a5399df5025e4a17958", kill_on_drop: false }`
[INFO] [stdout] 179b76cfda4426b2eef5b1323ea59f877dc00dc4cfd71a5399df5025e4a17958
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e7b575f376a3c370c54695be1681295a178a9a93f1ad955aeb8fac40d0d2472c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "e7b575f376a3c370c54695be1681295a178a9a93f1ad955aeb8fac40d0d2472c", kill_on_drop: false }`
[INFO] [stderr]    Compiling actix-utils v3.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.10s
[INFO] running `Command { std: "docker" "inspect" "e7b575f376a3c370c54695be1681295a178a9a93f1ad955aeb8fac40d0d2472c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7b575f376a3c370c54695be1681295a178a9a93f1ad955aeb8fac40d0d2472c", kill_on_drop: false }`
[INFO] [stdout] e7b575f376a3c370c54695be1681295a178a9a93f1ad955aeb8fac40d0d2472c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d2a5e839cbf2ccd581f0af8e5dc1e7727876dd87e7fccea61d63bfed1b7fbdbe
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d2a5e839cbf2ccd581f0af8e5dc1e7727876dd87e7fccea61d63bfed1b7fbdbe", kill_on_drop: false }`
[INFO] [stderr]    Compiling actix-utils v3.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `futures_util`
[INFO] [stdout]    --> src/future/ready.rs:106:9
[INFO] [stdout]     |
[INFO] [stdout] 106 |     use futures_util::task::noop_waker;
[INFO] [stdout]     |         ^^^^^^^^^^^^ use of undeclared crate or module `futures_util`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `actix_rt`
[INFO] [stdout]   --> src/future/either.rs:83:7
[INFO] [stdout]    |
[INFO] [stdout] 83 |     #[actix_rt::test]
[INFO] [stdout]    |       ^^^^^^^^ use of undeclared crate or module `actix_rt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `actix_rt`
[INFO] [stdout]   --> src/future/poll_fn.rs:46:7
[INFO] [stdout]    |
[INFO] [stdout] 46 |     #[actix_rt::test]
[INFO] [stdout]    |       ^^^^^^^^ use of undeclared crate or module `actix_rt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `noop_waker` in this scope
[INFO] [stdout]    --> src/future/ready.rs:113:21
[INFO] [stdout]     |
[INFO] [stdout] 113 |         let waker = noop_waker();
[INFO] [stdout]     |                     ^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `actix-utils` due to 5 previous errors
[INFO] running `Command { std: "docker" "inspect" "d2a5e839cbf2ccd581f0af8e5dc1e7727876dd87e7fccea61d63bfed1b7fbdbe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2a5e839cbf2ccd581f0af8e5dc1e7727876dd87e7fccea61d63bfed1b7fbdbe", kill_on_drop: false }`
[INFO] [stdout] d2a5e839cbf2ccd581f0af8e5dc1e7727876dd87e7fccea61d63bfed1b7fbdbe