[INFO] fetching crate raft4rs 0.1.4...
[INFO] checking raft4rs-0.1.4 against try#7c3a44cf5f95fa5cf164a312bdcf845157af7093 for pr-77325
[INFO] extracting crate raft4rs 0.1.4 into /workspace/builds/worker-15/source
[INFO] validating manifest of crates.io crate raft4rs 0.1.4 on toolchain 7c3a44cf5f95fa5cf164a312bdcf845157af7093
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7c3a44cf5f95fa5cf164a312bdcf845157af7093" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate raft4rs 0.1.4
[INFO] finished tweaking crates.io crate raft4rs 0.1.4
[INFO] tweaked toml for crates.io crate raft4rs 0.1.4 written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7c3a44cf5f95fa5cf164a312bdcf845157af7093" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7c3a44cf5f95fa5cf164a312bdcf845157af7093" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded deadpool v0.5.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7c3a44cf5f95fa5cf164a312bdcf845157af7093" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8f547bfbd4b7e78556ccb64553b9f3b71fc69212c3ea4549d74b1e6dca4f008c
[INFO] running `Command { std: "docker" "start" "-a" "8f547bfbd4b7e78556ccb64553b9f3b71fc69212c3ea4549d74b1e6dca4f008c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8f547bfbd4b7e78556ccb64553b9f3b71fc69212c3ea4549d74b1e6dca4f008c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f547bfbd4b7e78556ccb64553b9f3b71fc69212c3ea4549d74b1e6dca4f008c", kill_on_drop: false }`
[INFO] [stdout] 8f547bfbd4b7e78556ccb64553b9f3b71fc69212c3ea4549d74b1e6dca4f008c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7c3a44cf5f95fa5cf164a312bdcf845157af7093" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7d17d3e3ccc4fb544f9d59904d17e6bd3d94fae86077e8850b3f18c3ced24a41
[INFO] running `Command { std: "docker" "start" "-a" "7d17d3e3ccc4fb544f9d59904d17e6bd3d94fae86077e8850b3f18c3ced24a41", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]     Checking futures-io v0.3.15
[INFO] [stderr]     Checking slab v0.4.3
[INFO] [stderr]     Checking pin-project-lite v0.2.6
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling signal-hook v0.3.9
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]     Checking async-lock v2.4.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]     Checking socket2 v0.4.0
[INFO] [stderr]     Checking async-channel v1.6.1
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking futures-channel v0.3.15
[INFO] [stderr]     Checking crossbeam-utils v0.8.5
[INFO] [stderr]     Checking tokio v0.2.25
[INFO] [stderr]    Compiling value-bag v1.0.0-alpha.7
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking lexical-core v0.7.6
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]     Checking futures-lite v1.12.0
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking async-executor v1.4.1
[INFO] [stderr]     Checking blocking v1.0.2
[INFO] [stderr]     Checking futures v0.3.15
[INFO] [stderr]    Compiling ctor v0.1.20
[INFO] [stderr]    Compiling thiserror-impl v1.0.25
[INFO] [stderr]    Compiling async-attributes v1.1.2
[INFO] [stderr]    Compiling async-trait v0.1.50
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]     Checking thiserror v1.0.25
[INFO] [stderr]     Checking polling v2.0.3
[INFO] [stderr]     Checking kv-log-macro v1.0.7
[INFO] [stderr]     Checking async-io v1.4.1
[INFO] [stderr]     Checking async-global-executor v2.0.2
[INFO] [stderr]     Checking async-process v1.1.0
[INFO] [stderr]     Checking async-std v1.9.0
[INFO] [stderr]     Checking config v0.10.1
[INFO] [stderr]     Checking deadpool v0.5.2
[INFO] [stderr]     Checking raft4rs v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved imports `async_std::sync::channel`, `async_std::sync::Receiver`, `async_std::sync::Sender`
[INFO] [stdout]  --> src/raft.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 |     sync::{channel, Mutex, Receiver, RwLock, Sender as Tx},
[INFO] [stdout]   |            ^^^^^^^         ^^^^^^^^          ^^^^^^^^^^^^ no `Sender` in `sync`
[INFO] [stdout]   |            |               |
[INFO] [stdout]   |            |               no `Receiver` in `sync`
[INFO] [stdout]   |            no `channel` in `sync`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved imports `async_std::sync::channel`, `async_std::sync::Receiver`, `async_std::sync::Sender`
[INFO] [stdout]  --> src/raft.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 |     sync::{channel, Mutex, Receiver, RwLock, Sender as Tx},
[INFO] [stdout]   |            ^^^^^^^         ^^^^^^^^          ^^^^^^^^^^^^ no `Sender` in `sync`
[INFO] [stdout]   |            |               |
[INFO] [stdout]   |            |               no `Receiver` in `sync`
[INFO] [stdout]   |            no `channel` in `sync`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `async_std::sync::channel`
[INFO] [stdout]  --> src/sender.rs:4:45
[INFO] [stdout]   |
[INFO] [stdout] 4 | use async_std::{net::TcpStream, prelude::*, sync::channel, sync::RwLock, task};
[INFO] [stdout]   |                                             ^^^^^^^^^^^^^ no `channel` in `sync`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `async_std::sync::channel`
[INFO] [stdout]  --> src/sender.rs:4:45
[INFO] [stdout]   |
[INFO] [stdout] 4 | use async_std::{net::TcpStream, prelude::*, sync::channel, sync::RwLock, task};
[INFO] [stdout]   |                                             ^^^^^^^^^^^^^ no `channel` in `sync`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `raft4rs`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "7d17d3e3ccc4fb544f9d59904d17e6bd3d94fae86077e8850b3f18c3ced24a41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d17d3e3ccc4fb544f9d59904d17e6bd3d94fae86077e8850b3f18c3ced24a41", kill_on_drop: false }`
[INFO] [stdout] 7d17d3e3ccc4fb544f9d59904d17e6bd3d94fae86077e8850b3f18c3ced24a41