[INFO] fetching crate acestream_client 0.1.1...
[INFO] checking acestream_client-0.1.1 against master#de32266a1780aa4ef748ce7f6200a1554fad0aca for pr-75585
[INFO] extracting crate acestream_client 0.1.1 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate acestream_client 0.1.1 on toolchain de32266a1780aa4ef748ce7f6200a1554fad0aca
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+de32266a1780aa4ef748ce7f6200a1554fad0aca" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate acestream_client 0.1.1
[INFO] finished tweaking crates.io crate acestream_client 0.1.1
[INFO] tweaked toml for crates.io crate acestream_client 0.1.1 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+de32266a1780aa4ef748ce7f6200a1554fad0aca" "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" "+de32266a1780aa4ef748ce7f6200a1554fad0aca" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+de32266a1780aa4ef748ce7f6200a1554fad0aca" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2dd42dfa5cae1cb0c9053410e0c8acef9f8f8889b44f7aab79d3f7c742e1ec40
[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" "2dd42dfa5cae1cb0c9053410e0c8acef9f8f8889b44f7aab79d3f7c742e1ec40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2dd42dfa5cae1cb0c9053410e0c8acef9f8f8889b44f7aab79d3f7c742e1ec40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2dd42dfa5cae1cb0c9053410e0c8acef9f8f8889b44f7aab79d3f7c742e1ec40", kill_on_drop: false }`
[INFO] [stdout] 2dd42dfa5cae1cb0c9053410e0c8acef9f8f8889b44f7aab79d3f7c742e1ec40
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+de32266a1780aa4ef748ce7f6200a1554fad0aca" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cf8ff6b5ada7bbd2bac9c0f3bc9991c5799a7fb542c08354fc36bb85e7231c3e
[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" "cf8ff6b5ada7bbd2bac9c0f3bc9991c5799a7fb542c08354fc36bb85e7231c3e", kill_on_drop: false }`
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[INFO] [stderr]     Checking acestream_client v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `acestream`
[INFO] [stdout]  --> tests/engine_url.rs:5:29
[INFO] [stdout]   |
[INFO] [stdout] 5 |     let engine = acestream::Engine::new();
[INFO] [stdout]   |                             ^^^^^^ not found in `acestream`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 4 | use acestream_client::Engine;
[INFO] [stdout]   |
[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 `acestream_client`.
[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] warning: unused return value of `std::result::Result::<T, E>::is_ok` that must be used
[INFO] [stdout]    --> examples/aceplay.rs:53:5
[INFO] [stdout]     |
[INFO] [stdout] 53  | /     panic::catch_unwind(|| {
[INFO] [stdout] 54  | |         let mut engine = match matches.values_of("server") {
[INFO] [stdout] 55  | |             Some(ip) => acestream::Engine::new(&format!("http://{}:6878", ip.collect::<String>())),
[INFO] [stdout] 56  | |             None => Default::default(),
[INFO] [stdout] ...   |
[INFO] [stdout] 128 | |     })
[INFO] [stdout] 129 | |     .is_ok();
[INFO] [stdout]     | |_____________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "cf8ff6b5ada7bbd2bac9c0f3bc9991c5799a7fb542c08354fc36bb85e7231c3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf8ff6b5ada7bbd2bac9c0f3bc9991c5799a7fb542c08354fc36bb85e7231c3e", kill_on_drop: false }`
[INFO] [stdout] cf8ff6b5ada7bbd2bac9c0f3bc9991c5799a7fb542c08354fc36bb85e7231c3e