[INFO] fetching crate jsonrpc-tcp-server 18.0.0... [INFO] checking jsonrpc-tcp-server-18.0.0 against try#8ea250bdb76176ecb0225baa34aa634b024ae0e2 for pr-101692 [INFO] extracting crate jsonrpc-tcp-server 18.0.0 into /workspace/builds/worker-6/source [INFO] validating manifest of crates.io crate jsonrpc-tcp-server 18.0.0 on toolchain 8ea250bdb76176ecb0225baa34aa634b024ae0e2 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8ea250bdb76176ecb0225baa34aa634b024ae0e2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate jsonrpc-tcp-server 18.0.0 [INFO] finished tweaking crates.io crate jsonrpc-tcp-server 18.0.0 [INFO] tweaked toml for crates.io crate jsonrpc-tcp-server 18.0.0 written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate crates.io crate jsonrpc-tcp-server 18.0.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8ea250bdb76176ecb0225baa34aa634b024ae0e2" "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-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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+8ea250bdb76176ecb0225baa34aa634b024ae0e2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b865ccef09ae31f280f9226368ae63c707190ec8f6a74d82d933b84be99ec78a [INFO] running `Command { std: "docker" "start" "-a" "b865ccef09ae31f280f9226368ae63c707190ec8f6a74d82d933b84be99ec78a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b865ccef09ae31f280f9226368ae63c707190ec8f6a74d82d933b84be99ec78a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b865ccef09ae31f280f9226368ae63c707190ec8f6a74d82d933b84be99ec78a", kill_on_drop: false }` [INFO] [stdout] b865ccef09ae31f280f9226368ae63c707190ec8f6a74d82d933b84be99ec78a [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=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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+8ea250bdb76176ecb0225baa34aa634b024ae0e2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2e43131c4960e0f54785d578f5d3a5303d263e667998d24a7f771dd02e12f3ad [INFO] running `Command { std: "docker" "start" "-a" "2e43131c4960e0f54785d578f5d3a5303d263e667998d24a7f771dd02e12f3ad", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling memchr v2.4.0 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling libc v0.2.98 [INFO] [stderr] Compiling proc-macro2 v1.0.27 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling futures-core v0.3.15 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.73 [INFO] [stderr] Checking pin-project-lite v0.2.7 [INFO] [stderr] Compiling proc-macro-hack v0.5.19 [INFO] [stderr] Compiling futures-task v0.3.15 [INFO] [stderr] Compiling proc-macro-nested v0.1.7 [INFO] [stderr] Checking futures-sink v0.3.15 [INFO] [stderr] Compiling futures-channel v0.3.15 [INFO] [stderr] Checking slab v0.4.3 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling serde v1.0.126 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Checking futures-io v0.3.15 [INFO] [stderr] Checking regex-syntax v0.6.25 [INFO] [stderr] Compiling serde_derive v1.0.126 [INFO] [stderr] Checking bytes v1.0.1 [INFO] [stderr] Compiling serde_json v1.0.64 [INFO] [stderr] Compiling version_check v0.9.3 [INFO] [stderr] Checking itoa v0.4.7 [INFO] [stderr] Checking smallvec v1.6.1 [INFO] [stderr] Checking fnv v1.0.7 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking quick-error v1.2.3 [INFO] [stderr] Checking tower-service v0.3.1 [INFO] [stderr] Checking termcolor v1.1.2 [INFO] [stderr] Checking instant v0.1.10 [INFO] [stderr] Compiling futures-macro v0.3.15 [INFO] [stderr] Compiling futures-util v0.3.15 [INFO] [stderr] Compiling tokio v1.8.2 [INFO] [stderr] Checking lock_api v0.4.4 [INFO] [stderr] Compiling unicase v2.6.0 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking parking_lot_core v0.8.3 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking aho-corasick v0.7.18 [INFO] [stderr] Checking bstr v0.2.16 [INFO] [stderr] Checking mio v0.7.13 [INFO] [stderr] Checking parking_lot v0.11.1 [INFO] [stderr] Checking regex v1.5.4 [INFO] [stderr] Checking globset v0.4.8 [INFO] [stderr] Checking env_logger v0.7.1 [INFO] [stderr] Checking tokio-util v0.6.7 [INFO] [stderr] Checking tokio-stream v0.1.7 [INFO] [stderr] Checking futures-executor v0.3.15 [INFO] [stderr] Checking futures v0.3.15 [INFO] [stderr] Checking jsonrpc-core v18.0.0 [INFO] [stderr] Checking jsonrpc-server-utils v18.0.0 [INFO] [stderr] Checking jsonrpc-tcp-server v18.0.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0391]: cycle detected when type-checking `tests::message` [INFO] [stdout] --> src/tests.rs:292:2 [INFO] [stdout] | [INFO] [stdout] 292 | run_future(client).unwrap(); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: ...which requires evaluating trait selection obligation `[generator interior@src/tests.rs:244:26: 290:3]: core::marker::Send`... [INFO] [stdout] note: ...which requires generator glue MIR for `tests::message::{closure#1}`... [INFO] [stdout] --> src/tests.rs:244:26 [INFO] [stdout] | [INFO] [stdout] 244 | let client = async move { [INFO] [stdout] | _____________________________^ [INFO] [stdout] 245 | | let stream = TcpStream::connect(&addr); [INFO] [stdout] 246 | | let delay = tokio::time::sleep(Duration::from_millis(500)); [INFO] [stdout] 247 | | let (stream, _) = futures::join!(stream, delay); [INFO] [stdout] ... | [INFO] [stdout] 289 | | Ok::<(), Box>(()) [INFO] [stdout] 290 | | }; [INFO] [stdout] | |_____^ [INFO] [stdout] note: ...which requires elaborating drops for `tests::message::{closure#1}`... [INFO] [stdout] --> src/tests.rs:244:26 [INFO] [stdout] | [INFO] [stdout] 244 | let client = async move { [INFO] [stdout] | _____________________________^ [INFO] [stdout] 245 | | let stream = TcpStream::connect(&addr); [INFO] [stdout] 246 | | let delay = tokio::time::sleep(Duration::from_millis(500)); [INFO] [stdout] 247 | | let (stream, _) = futures::join!(stream, delay); [INFO] [stdout] ... | [INFO] [stdout] 289 | | Ok::<(), Box>(()) [INFO] [stdout] 290 | | }; [INFO] [stdout] | |_____^ [INFO] [stdout] note: ...which requires borrow-checking `tests::message::{closure#1}`... [INFO] [stdout] --> src/tests.rs:244:26 [INFO] [stdout] | [INFO] [stdout] 244 | let client = async move { [INFO] [stdout] | _____________________________^ [INFO] [stdout] 245 | | let stream = TcpStream::connect(&addr); [INFO] [stdout] 246 | | let delay = tokio::time::sleep(Duration::from_millis(500)); [INFO] [stdout] 247 | | let (stream, _) = futures::join!(stream, delay); [INFO] [stdout] ... | [INFO] [stdout] 289 | | Ok::<(), Box>(()) [INFO] [stdout] 290 | | }; [INFO] [stdout] | |_____^ [INFO] [stdout] note: ...which requires processing `tests::message::{closure#1}`... [INFO] [stdout] --> src/tests.rs:244:26 [INFO] [stdout] | [INFO] [stdout] 244 | let client = async move { [INFO] [stdout] | _____________________________^ [INFO] [stdout] 245 | | let stream = TcpStream::connect(&addr); [INFO] [stdout] 246 | | let delay = tokio::time::sleep(Duration::from_millis(500)); [INFO] [stdout] 247 | | let (stream, _) = futures::join!(stream, delay); [INFO] [stdout] ... | [INFO] [stdout] 289 | | Ok::<(), Box>(()) [INFO] [stdout] 290 | | }; [INFO] [stdout] | |_____^ [INFO] [stdout] note: ...which requires processing MIR for `tests::message::{closure#1}`... [INFO] [stdout] --> src/tests.rs:244:26 [INFO] [stdout] | [INFO] [stdout] 244 | let client = async move { [INFO] [stdout] | _____________________________^ [INFO] [stdout] 245 | | let stream = TcpStream::connect(&addr); [INFO] [stdout] 246 | | let delay = tokio::time::sleep(Duration::from_millis(500)); [INFO] [stdout] 247 | | let (stream, _) = futures::join!(stream, delay); [INFO] [stdout] ... | [INFO] [stdout] 289 | | Ok::<(), Box>(()) [INFO] [stdout] 290 | | }; [INFO] [stdout] | |_____^ [INFO] [stdout] note: ...which requires unsafety-checking `tests::message::{closure#1}`... [INFO] [stdout] --> src/tests.rs:244:26 [INFO] [stdout] | [INFO] [stdout] 244 | let client = async move { [INFO] [stdout] | _____________________________^ [INFO] [stdout] 245 | | let stream = TcpStream::connect(&addr); [INFO] [stdout] 246 | | let delay = tokio::time::sleep(Duration::from_millis(500)); [INFO] [stdout] 247 | | let (stream, _) = futures::join!(stream, delay); [INFO] [stdout] ... | [INFO] [stdout] 289 | | Ok::<(), Box>(()) [INFO] [stdout] 290 | | }; [INFO] [stdout] | |_____^ [INFO] [stdout] note: ...which requires building MIR for `tests::message::{closure#1}`... [INFO] [stdout] --> src/tests.rs:244:26 [INFO] [stdout] | [INFO] [stdout] 244 | let client = async move { [INFO] [stdout] | _____________________________^ [INFO] [stdout] 245 | | let stream = TcpStream::connect(&addr); [INFO] [stdout] 246 | | let delay = tokio::time::sleep(Duration::from_millis(500)); [INFO] [stdout] 247 | | let (stream, _) = futures::join!(stream, delay); [INFO] [stdout] ... | [INFO] [stdout] 289 | | Ok::<(), Box>(()) [INFO] [stdout] 290 | | }; [INFO] [stdout] | |_____^ [INFO] [stdout] note: ...which requires type-checking `tests::message::{closure#1}`... [INFO] [stdout] --> src/tests.rs:244:26 [INFO] [stdout] | [INFO] [stdout] 244 | let client = async move { [INFO] [stdout] | _____________________________^ [INFO] [stdout] 245 | | let stream = TcpStream::connect(&addr); [INFO] [stdout] 246 | | let delay = tokio::time::sleep(Duration::from_millis(500)); [INFO] [stdout] 247 | | let (stream, _) = futures::join!(stream, delay); [INFO] [stdout] ... | [INFO] [stdout] 289 | | Ok::<(), Box>(()) [INFO] [stdout] 290 | | }; [INFO] [stdout] | |_____^ [INFO] [stdout] = note: ...which again requires type-checking `tests::message`, completing the cycle [INFO] [stdout] = note: cycle used when type-checking all item bodies [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 E0391`. [INFO] [stdout] [INFO] [stderr] error: could not compile `jsonrpc-tcp-server` due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "2e43131c4960e0f54785d578f5d3a5303d263e667998d24a7f771dd02e12f3ad", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2e43131c4960e0f54785d578f5d3a5303d263e667998d24a7f771dd02e12f3ad", kill_on_drop: false }` [INFO] [stdout] 2e43131c4960e0f54785d578f5d3a5303d263e667998d24a7f771dd02e12f3ad