[INFO] cloning repository https://github.com/mzhou/udp_in_tcp [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mzhou/udp_in_tcp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmzhou%2Fudp_in_tcp", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmzhou%2Fudp_in_tcp'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 1586601e5cb97271d566f7ad215dd54cb21c79c2 [INFO] checking mzhou/udp_in_tcp against try#8ea250bdb76176ecb0225baa34aa634b024ae0e2 for pr-101692 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmzhou%2Fudp_in_tcp" "/workspace/builds/worker-6/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/mzhou/udp_in_tcp 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 git repo https://github.com/mzhou/udp_in_tcp [INFO] finished tweaking git repo https://github.com/mzhou/udp_in_tcp [INFO] tweaked toml for git repo https://github.com/mzhou/udp_in_tcp written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate git repo https://github.com/mzhou/udp_in_tcp 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] 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] 3550501b67990072685d3957f8a5a389b60064f22211e635bc8678ccc59b9633 [INFO] running `Command { std: "docker" "start" "-a" "3550501b67990072685d3957f8a5a389b60064f22211e635bc8678ccc59b9633", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3550501b67990072685d3957f8a5a389b60064f22211e635bc8678ccc59b9633", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3550501b67990072685d3957f8a5a389b60064f22211e635bc8678ccc59b9633", kill_on_drop: false }` [INFO] [stdout] 3550501b67990072685d3957f8a5a389b60064f22211e635bc8678ccc59b9633 [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] ffe264446c723ec618f4cbe7314064bfb62b6446d0c5b528d60081091b5c4aa4 [INFO] running `Command { std: "docker" "start" "-a" "ffe264446c723ec618f4cbe7314064bfb62b6446d0c5b528d60081091b5c4aa4", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.72 [INFO] [stderr] Compiling proc-macro2 v1.0.18 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling syn v1.0.33 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking arc-swap v0.4.7 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Checking futures-core v0.3.5 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking fnv v1.0.7 [INFO] [stderr] Checking pin-project-lite v0.1.7 [INFO] [stderr] Checking bytes v0.5.5 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking maligned v0.2.1 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking net2 v0.2.34 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking signal-hook-registry v1.2.0 [INFO] [stderr] Checking clap v2.33.1 [INFO] [stderr] Checking mio v0.6.22 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Checking mio-uds v0.6.8 [INFO] [stderr] Compiling tokio-macros v0.2.5 [INFO] [stderr] Checking tokio v0.2.21 [INFO] [stderr] Checking udp_in_tcp v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0391]: cycle detected when type-checking `send_main` [INFO] [stdout] --> src/main.rs:116:20 [INFO] [stdout] | [INFO] [stdout] 116 | let accepter = tokio::spawn(async move { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: ...which requires evaluating trait selection obligation `[generator interior@src/main.rs:116:44: 123:6]: core::marker::Send`... [INFO] [stdout] note: ...which requires generator glue MIR for `send_main::{closure#0}::{closure#1}`... [INFO] [stdout] --> src/main.rs:116:44 [INFO] [stdout] | [INFO] [stdout] 116 | let accepter = tokio::spawn(async move { [INFO] [stdout] | ____________________________________________^ [INFO] [stdout] 117 | | let mut tcp_listener = tcp_listener; [INFO] [stdout] 118 | | loop { [INFO] [stdout] 119 | | let (stream, _) = tcp_listener.accept().await?; [INFO] [stdout] ... | [INFO] [stdout] 122 | | tokio_ok() [INFO] [stdout] 123 | | }); [INFO] [stdout] | |_____^ [INFO] [stdout] note: ...which requires elaborating drops for `send_main::{closure#0}::{closure#1}`... [INFO] [stdout] --> src/main.rs:116:44 [INFO] [stdout] | [INFO] [stdout] 116 | let accepter = tokio::spawn(async move { [INFO] [stdout] | ____________________________________________^ [INFO] [stdout] 117 | | let mut tcp_listener = tcp_listener; [INFO] [stdout] 118 | | loop { [INFO] [stdout] 119 | | let (stream, _) = tcp_listener.accept().await?; [INFO] [stdout] ... | [INFO] [stdout] 122 | | tokio_ok() [INFO] [stdout] 123 | | }); [INFO] [stdout] | |_____^ [INFO] [stdout] note: ...which requires borrow-checking `send_main::{closure#0}::{closure#1}`... [INFO] [stdout] --> src/main.rs:116:44 [INFO] [stdout] | [INFO] [stdout] 116 | let accepter = tokio::spawn(async move { [INFO] [stdout] | ____________________________________________^ [INFO] [stdout] 117 | | let mut tcp_listener = tcp_listener; [INFO] [stdout] 118 | | loop { [INFO] [stdout] 119 | | let (stream, _) = tcp_listener.accept().await?; [INFO] [stdout] ... | [INFO] [stdout] 122 | | tokio_ok() [INFO] [stdout] 123 | | }); [INFO] [stdout] | |_____^ [INFO] [stdout] note: ...which requires processing `send_main::{closure#0}::{closure#1}`... [INFO] [stdout] --> src/main.rs:116:44 [INFO] [stdout] | [INFO] [stdout] 116 | let accepter = tokio::spawn(async move { [INFO] [stdout] | ____________________________________________^ [INFO] [stdout] 117 | | let mut tcp_listener = tcp_listener; [INFO] [stdout] 118 | | loop { [INFO] [stdout] 119 | | let (stream, _) = tcp_listener.accept().await?; [INFO] [stdout] ... | [INFO] [stdout] 122 | | tokio_ok() [INFO] [stdout] 123 | | }); [INFO] [stdout] | |_____^ [INFO] [stdout] note: ...which requires processing MIR for `send_main::{closure#0}::{closure#1}`... [INFO] [stdout] --> src/main.rs:116:44 [INFO] [stdout] | [INFO] [stdout] 116 | let accepter = tokio::spawn(async move { [INFO] [stdout] | ____________________________________________^ [INFO] [stdout] 117 | | let mut tcp_listener = tcp_listener; [INFO] [stdout] 118 | | loop { [INFO] [stdout] 119 | | let (stream, _) = tcp_listener.accept().await?; [INFO] [stdout] ... | [INFO] [stdout] 122 | | tokio_ok() [INFO] [stdout] 123 | | }); [INFO] [stdout] | |_____^ [INFO] [stdout] note: ...which requires unsafety-checking `send_main::{closure#0}::{closure#1}`... [INFO] [stdout] --> src/main.rs:116:44 [INFO] [stdout] | [INFO] [stdout] 116 | let accepter = tokio::spawn(async move { [INFO] [stdout] | ____________________________________________^ [INFO] [stdout] 117 | | let mut tcp_listener = tcp_listener; [INFO] [stdout] 118 | | loop { [INFO] [stdout] 119 | | let (stream, _) = tcp_listener.accept().await?; [INFO] [stdout] ... | [INFO] [stdout] 122 | | tokio_ok() [INFO] [stdout] 123 | | }); [INFO] [stdout] | |_____^ [INFO] [stdout] note: ...which requires building MIR for `send_main::{closure#0}::{closure#1}`... [INFO] [stdout] --> src/main.rs:116:44 [INFO] [stdout] | [INFO] [stdout] 116 | let accepter = tokio::spawn(async move { [INFO] [stdout] | ____________________________________________^ [INFO] [stdout] 117 | | let mut tcp_listener = tcp_listener; [INFO] [stdout] 118 | | loop { [INFO] [stdout] 119 | | let (stream, _) = tcp_listener.accept().await?; [INFO] [stdout] ... | [INFO] [stdout] 122 | | tokio_ok() [INFO] [stdout] 123 | | }); [INFO] [stdout] | |_____^ [INFO] [stdout] note: ...which requires type-checking `send_main::{closure#0}::{closure#1}`... [INFO] [stdout] --> src/main.rs:116:44 [INFO] [stdout] | [INFO] [stdout] 116 | let accepter = tokio::spawn(async move { [INFO] [stdout] | ____________________________________________^ [INFO] [stdout] 117 | | let mut tcp_listener = tcp_listener; [INFO] [stdout] 118 | | loop { [INFO] [stdout] 119 | | let (stream, _) = tcp_listener.accept().await?; [INFO] [stdout] ... | [INFO] [stdout] 122 | | tokio_ok() [INFO] [stdout] 123 | | }); [INFO] [stdout] | |_____^ [INFO] [stdout] = note: ...which again requires type-checking `send_main`, completing the cycle [INFO] [stdout] note: cycle used when building MIR for `send_main` [INFO] [stdout] --> src/main.rs:87:1 [INFO] [stdout] | [INFO] [stdout] 87 | async fn send_main(matches: &ArgMatches<'_>) -> TokioVoidResult { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0391]: cycle detected when type-checking `send_main` [INFO] [stdout] --> src/main.rs:116:20 [INFO] [stdout] | [INFO] [stdout] 116 | let accepter = tokio::spawn(async move { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: ...which requires evaluating trait selection obligation `[generator interior@src/main.rs:116:44: 123:6]: core::marker::Send`... [INFO] [stdout] note: ...which requires generator glue MIR for `send_main::{closure#0}::{closure#1}`... [INFO] [stdout] --> src/main.rs:116:44 [INFO] [stdout] | [INFO] [stdout] 116 | let accepter = tokio::spawn(async move { [INFO] [stdout] | ____________________________________________^ [INFO] [stdout] 117 | | let mut tcp_listener = tcp_listener; [INFO] [stdout] 118 | | loop { [INFO] [stdout] 119 | | let (stream, _) = tcp_listener.accept().await?; [INFO] [stdout] ... | [INFO] [stdout] 122 | | tokio_ok() [INFO] [stdout] 123 | | }); [INFO] [stdout] | |_____^ [INFO] [stdout] note: ...which requires elaborating drops for `send_main::{closure#0}::{closure#1}`... [INFO] [stdout] --> src/main.rs:116:44 [INFO] [stdout] | [INFO] [stdout] 116 | let accepter = tokio::spawn(async move { [INFO] [stdout] | ____________________________________________^ [INFO] [stdout] 117 | | let mut tcp_listener = tcp_listener; [INFO] [stdout] 118 | | loop { [INFO] [stdout] 119 | | let (stream, _) = tcp_listener.accept().await?; [INFO] [stdout] ... | [INFO] [stdout] 122 | | tokio_ok() [INFO] [stdout] 123 | | }); [INFO] [stdout] | |_____^ [INFO] [stdout] note: ...which requires borrow-checking `send_main::{closure#0}::{closure#1}`... [INFO] [stdout] --> src/main.rs:116:44 [INFO] [stdout] | [INFO] [stdout] 116 | let accepter = tokio::spawn(async move { [INFO] [stdout] | ____________________________________________^ [INFO] [stdout] 117 | | let mut tcp_listener = tcp_listener; [INFO] [stdout] 118 | | loop { [INFO] [stdout] 119 | | let (stream, _) = tcp_listener.accept().await?; [INFO] [stdout] ... | [INFO] [stdout] 122 | | tokio_ok() [INFO] [stdout] 123 | | }); [INFO] [stdout] | |_____^ [INFO] [stdout] note: ...which requires processing `send_main::{closure#0}::{closure#1}`... [INFO] [stdout] --> src/main.rs:116:44 [INFO] [stdout] | [INFO] [stdout] 116 | let accepter = tokio::spawn(async move { [INFO] [stdout] | ____________________________________________^ [INFO] [stdout] 117 | | let mut tcp_listener = tcp_listener; [INFO] [stdout] 118 | | loop { [INFO] [stdout] 119 | | let (stream, _) = tcp_listener.accept().await?; [INFO] [stdout] ... | [INFO] [stdout] 122 | | tokio_ok() [INFO] [stdout] 123 | | }); [INFO] [stdout] | |_____^ [INFO] [stdout] note: ...which requires processing MIR for `send_main::{closure#0}::{closure#1}`... [INFO] [stdout] --> src/main.rs:116:44 [INFO] [stdout] | [INFO] [stdout] 116 | let accepter = tokio::spawn(async move { [INFO] [stdout] | ____________________________________________^ [INFO] [stdout] 117 | | let mut tcp_listener = tcp_listener; [INFO] [stdout] 118 | | loop { [INFO] [stdout] 119 | | let (stream, _) = tcp_listener.accept().await?; [INFO] [stdout] ... | [INFO] [stdout] 122 | | tokio_ok() [INFO] [stdout] 123 | | }); [INFO] [stdout] | |_____^ [INFO] [stdout] note: ...which requires unsafety-checking `send_main::{closure#0}::{closure#1}`... [INFO] [stdout] --> src/main.rs:116:44 [INFO] [stdout] | [INFO] [stdout] 116 | let accepter = tokio::spawn(async move { [INFO] [stdout] | ____________________________________________^ [INFO] [stdout] 117 | | let mut tcp_listener = tcp_listener; [INFO] [stdout] 118 | | loop { [INFO] [stdout] 119 | | let (stream, _) = tcp_listener.accept().await?; [INFO] [stdout] ... | [INFO] [stdout] 122 | | tokio_ok() [INFO] [stdout] 123 | | }); [INFO] [stdout] | |_____^ [INFO] [stdout] note: ...which requires building MIR for `send_main::{closure#0}::{closure#1}`... [INFO] [stdout] --> src/main.rs:116:44 [INFO] [stdout] | [INFO] [stdout] 116 | let accepter = tokio::spawn(async move { [INFO] [stdout] | ____________________________________________^ [INFO] [stdout] 117 | | let mut tcp_listener = tcp_listener; [INFO] [stdout] 118 | | loop { [INFO] [stdout] 119 | | let (stream, _) = tcp_listener.accept().await?; [INFO] [stdout] ... | [INFO] [stdout] 122 | | tokio_ok() [INFO] [stdout] 123 | | }); [INFO] [stdout] | |_____^ [INFO] [stdout] note: ...which requires type-checking `send_main::{closure#0}::{closure#1}`... [INFO] [stdout] --> src/main.rs:116:44 [INFO] [stdout] | [INFO] [stdout] 116 | let accepter = tokio::spawn(async move { [INFO] [stdout] | ____________________________________________^ [INFO] [stdout] 117 | | let mut tcp_listener = tcp_listener; [INFO] [stdout] 118 | | loop { [INFO] [stdout] 119 | | let (stream, _) = tcp_listener.accept().await?; [INFO] [stdout] ... | [INFO] [stdout] 122 | | tokio_ok() [INFO] [stdout] 123 | | }); [INFO] [stdout] | |_____^ [INFO] [stdout] = note: ...which again requires type-checking `send_main`, completing the cycle [INFO] [stdout] note: cycle used when building MIR for `send_main` [INFO] [stdout] --> src/main.rs:87:1 [INFO] [stdout] | [INFO] [stdout] 87 | async fn send_main(matches: &ArgMatches<'_>) -> TokioVoidResult { [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 E0391`. [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 `udp_in_tcp` due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `udp_in_tcp` due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "ffe264446c723ec618f4cbe7314064bfb62b6446d0c5b528d60081091b5c4aa4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ffe264446c723ec618f4cbe7314064bfb62b6446d0c5b528d60081091b5c4aa4", kill_on_drop: false }` [INFO] [stdout] ffe264446c723ec618f4cbe7314064bfb62b6446d0c5b528d60081091b5c4aa4