[INFO] fetching crate libp2prs-runtime 0.3.0...
[INFO] checking libp2prs-runtime-0.3.0 against master#f609b7e0586f81fefb3523e3e17adf779ac416be for pr-129466-2
[INFO] extracting crate libp2prs-runtime 0.3.0 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate libp2prs-runtime 0.3.0 on toolchain f609b7e0586f81fefb3523e3e17adf779ac416be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate libp2prs-runtime 0.3.0
[INFO] finished tweaking crates.io crate libp2prs-runtime 0.3.0
[INFO] tweaked toml for crates.io crate libp2prs-runtime 0.3.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate crates.io crate libp2prs-runtime 0.3.0 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" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded vec-arena v1.1.0
[INFO] [stderr]   Downloaded polling v2.0.3
[INFO] [stderr]   Downloaded async-io v1.4.0
[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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 13b54af3941e28ea51dcbe04bcf66ca7625922ffc44d95f4af4442b8764dcb2e
[INFO] running `Command { std: "docker" "start" "-a" "13b54af3941e28ea51dcbe04bcf66ca7625922ffc44d95f4af4442b8764dcb2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "13b54af3941e28ea51dcbe04bcf66ca7625922ffc44d95f4af4442b8764dcb2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13b54af3941e28ea51dcbe04bcf66ca7625922ffc44d95f4af4442b8764dcb2e", kill_on_drop: false }`
[INFO] [stdout] 13b54af3941e28ea51dcbe04bcf66ca7625922ffc44d95f4af4442b8764dcb2e
[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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 97b7ba3fa33dacc20f98f0e7c564f122375bfced86e51a2e792fe69b7516f25b
[INFO] running `Command { std: "docker" "start" "-a" "97b7ba3fa33dacc20f98f0e7c564f122375bfced86e51a2e792fe69b7516f25b", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking futures-sink v0.3.14
[INFO] [stderr]     Checking futures-core v0.3.14
[INFO] [stderr]     Checking futures-task v0.3.14
[INFO] [stderr]     Checking slab v0.4.3
[INFO] [stderr]     Checking pin-project-lite v0.2.6
[INFO] [stderr]     Checking futures-io v0.3.14
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]     Checking futures-channel v0.3.14
[INFO] [stderr]     Checking futures-util v0.3.14
[INFO] [stderr]     Checking futures-executor v0.3.14
[INFO] [stderr]     Checking futures v0.3.14
[INFO] [stderr]     Checking libp2prs-runtime v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `libp2prs_runtime::task`
[INFO] [stdout]   --> examples/task_simple.rs:1:5
[INFO] [stdout]    |
[INFO] [stdout] 1  | use libp2prs_runtime::task;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^ no `task` in the root
[INFO] [stdout]    |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]   --> /opt/rustwide/workdir/src/lib.rs:41:31
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub use self::async_std::{task, net};
[INFO] [stdout]    |                               ^^^^
[INFO] [stdout] note: the item is gated behind the `async-std` feature
[INFO] [stdout]   --> /opt/rustwide/workdir/src/lib.rs:39:1
[INFO] [stdout]    |
[INFO] [stdout] 39 | / cfg_async_std! {
[INFO] [stdout] 40 | |     mod async_std;
[INFO] [stdout] 41 | |     pub use self::async_std::{task, net};
[INFO] [stdout] 42 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    = note: this error originates in the macro `cfg_async_std` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider importing one of these modules instead
[INFO] [stdout]    |
[INFO] [stdout] 1  | use std::task;
[INFO] [stdout]    |     ~~~~~~~~~
[INFO] [stdout] 1  | use futures::task;
[INFO] [stdout]    |     ~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `libp2prs-runtime` (example "task_simple") due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "97b7ba3fa33dacc20f98f0e7c564f122375bfced86e51a2e792fe69b7516f25b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97b7ba3fa33dacc20f98f0e7c564f122375bfced86e51a2e792fe69b7516f25b", kill_on_drop: false }`
[INFO] [stdout] 97b7ba3fa33dacc20f98f0e7c564f122375bfced86e51a2e792fe69b7516f25b