[INFO] fetching crate simple-life 0.1.8... [INFO] checking simple-life-0.1.8 against try#8ea250bdb76176ecb0225baa34aa634b024ae0e2 for pr-101692 [INFO] extracting crate simple-life 0.1.8 into /workspace/builds/worker-0/source [INFO] validating manifest of crates.io crate simple-life 0.1.8 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 simple-life 0.1.8 [INFO] finished tweaking crates.io crate simple-life 0.1.8 [INFO] tweaked toml for crates.io crate simple-life 0.1.8 written to /workspace/builds/worker-0/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8ea250bdb76176ecb0225baa34aa634b024ae0e2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] fc3a512f7e7877a68cc7d5ee39170125c66587924df89dd92932d57d00557269 [INFO] running `Command { std: "docker" "start" "-a" "fc3a512f7e7877a68cc7d5ee39170125c66587924df89dd92932d57d00557269", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fc3a512f7e7877a68cc7d5ee39170125c66587924df89dd92932d57d00557269", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fc3a512f7e7877a68cc7d5ee39170125c66587924df89dd92932d57d00557269", kill_on_drop: false }` [INFO] [stdout] fc3a512f7e7877a68cc7d5ee39170125c66587924df89dd92932d57d00557269 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 89ef51b46830a266cbd2926fe767b6ed21a8c08da3c4c82f0d90521cd63ddc50 [INFO] running `Command { std: "docker" "start" "-a" "89ef51b46830a266cbd2926fe767b6ed21a8c08da3c4c82f0d90521cd63ddc50", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.43 [INFO] [stderr] Compiling quote v1.0.21 [INFO] [stderr] Compiling unicode-ident v1.0.4 [INFO] [stderr] Compiling syn v1.0.99 [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling async-trait v0.1.57 [INFO] [stderr] Checking pin-project-lite v0.2.9 [INFO] [stderr] Checking once_cell v1.14.0 [INFO] [stderr] Compiling tokio v1.21.1 [INFO] [stderr] Compiling tokio-macros v1.8.0 [INFO] [stderr] Checking simple-life v0.1.8 (/opt/rustwide/workdir) [INFO] [stdout] error[E0391]: cycle detected when type-checking `parallel` [INFO] [stdout] --> src/lib.rs:34:1 [INFO] [stdout] | [INFO] [stdout] 34 | / pub fn parallel(a: A, b: B) -> impl Lifecycle [INFO] [stdout] 35 | | where [INFO] [stdout] 36 | | A: Lifecycle, [INFO] [stdout] 37 | | B: Lifecycle, [INFO] [stdout] | |_____________________^ [INFO] [stdout] | [INFO] [stdout] note: ...which requires generator glue MIR for `parallel::{closure#0}::{closure#0}`... [INFO] [stdout] --> src/lib.rs:67:24 [INFO] [stdout] | [INFO] [stdout] 39 | / lifecycle!(state, { [INFO] [stdout] 40 | | tokio::join!(a.start(), b.start()) [INFO] [stdout] 41 | | }, { [INFO] [stdout] 42 | | let (a_stop, b_stop) = state; [INFO] [stdout] 43 | | let _ = tokio::join!(a_stop.stop(), b_stop.stop()); [INFO] [stdout] 44 | | }) [INFO] [stdout] | |______- in this macro invocation [INFO] [stdout] ... [INFO] [stdout] 67 | async move { [INFO] [stdout] | ________________________^ [INFO] [stdout] 68 | | let $state = $start; [INFO] [stdout] 69 | | move || { [INFO] [stdout] 70 | | async move { [INFO] [stdout] ... | [INFO] [stdout] 73 | | } [INFO] [stdout] 74 | | } [INFO] [stdout] | |_____________^ [INFO] [stdout] note: ...which requires elaborating drops for `parallel::{closure#0}::{closure#0}`... [INFO] [stdout] --> src/lib.rs:67:24 [INFO] [stdout] | [INFO] [stdout] 39 | / lifecycle!(state, { [INFO] [stdout] 40 | | tokio::join!(a.start(), b.start()) [INFO] [stdout] 41 | | }, { [INFO] [stdout] 42 | | let (a_stop, b_stop) = state; [INFO] [stdout] 43 | | let _ = tokio::join!(a_stop.stop(), b_stop.stop()); [INFO] [stdout] 44 | | }) [INFO] [stdout] | |______- in this macro invocation [INFO] [stdout] ... [INFO] [stdout] 67 | async move { [INFO] [stdout] | ________________________^ [INFO] [stdout] 68 | | let $state = $start; [INFO] [stdout] 69 | | move || { [INFO] [stdout] 70 | | async move { [INFO] [stdout] ... | [INFO] [stdout] 73 | | } [INFO] [stdout] 74 | | } [INFO] [stdout] | |_____________^ [INFO] [stdout] note: ...which requires borrow-checking `parallel::{closure#0}::{closure#0}`... [INFO] [stdout] --> src/lib.rs:67:24 [INFO] [stdout] | [INFO] [stdout] 39 | / lifecycle!(state, { [INFO] [stdout] 40 | | tokio::join!(a.start(), b.start()) [INFO] [stdout] 41 | | }, { [INFO] [stdout] 42 | | let (a_stop, b_stop) = state; [INFO] [stdout] 43 | | let _ = tokio::join!(a_stop.stop(), b_stop.stop()); [INFO] [stdout] 44 | | }) [INFO] [stdout] | |______- in this macro invocation [INFO] [stdout] ... [INFO] [stdout] 67 | async move { [INFO] [stdout] | ________________________^ [INFO] [stdout] 68 | | let $state = $start; [INFO] [stdout] 69 | | move || { [INFO] [stdout] 70 | | async move { [INFO] [stdout] ... | [INFO] [stdout] 73 | | } [INFO] [stdout] 74 | | } [INFO] [stdout] | |_____________^ [INFO] [stdout] note: ...which requires processing `parallel::{closure#0}::{closure#0}`... [INFO] [stdout] --> src/lib.rs:67:24 [INFO] [stdout] | [INFO] [stdout] 39 | / lifecycle!(state, { [INFO] [stdout] 40 | | tokio::join!(a.start(), b.start()) [INFO] [stdout] 41 | | }, { [INFO] [stdout] 42 | | let (a_stop, b_stop) = state; [INFO] [stdout] 43 | | let _ = tokio::join!(a_stop.stop(), b_stop.stop()); [INFO] [stdout] 44 | | }) [INFO] [stdout] | |______- in this macro invocation [INFO] [stdout] ... [INFO] [stdout] 67 | async move { [INFO] [stdout] | ________________________^ [INFO] [stdout] 68 | | let $state = $start; [INFO] [stdout] 69 | | move || { [INFO] [stdout] 70 | | async move { [INFO] [stdout] ... | [INFO] [stdout] 73 | | } [INFO] [stdout] 74 | | } [INFO] [stdout] | |_____________^ [INFO] [stdout] note: ...which requires processing MIR for `parallel::{closure#0}::{closure#0}`... [INFO] [stdout] --> src/lib.rs:67:24 [INFO] [stdout] | [INFO] [stdout] 39 | / lifecycle!(state, { [INFO] [stdout] 40 | | tokio::join!(a.start(), b.start()) [INFO] [stdout] 41 | | }, { [INFO] [stdout] 42 | | let (a_stop, b_stop) = state; [INFO] [stdout] 43 | | let _ = tokio::join!(a_stop.stop(), b_stop.stop()); [INFO] [stdout] 44 | | }) [INFO] [stdout] | |______- in this macro invocation [INFO] [stdout] ... [INFO] [stdout] 67 | async move { [INFO] [stdout] | ________________________^ [INFO] [stdout] 68 | | let $state = $start; [INFO] [stdout] 69 | | move || { [INFO] [stdout] 70 | | async move { [INFO] [stdout] ... | [INFO] [stdout] 73 | | } [INFO] [stdout] 74 | | } [INFO] [stdout] | |_____________^ [INFO] [stdout] note: ...which requires unsafety-checking `parallel::{closure#0}::{closure#0}`... [INFO] [stdout] --> src/lib.rs:67:24 [INFO] [stdout] | [INFO] [stdout] 39 | / lifecycle!(state, { [INFO] [stdout] 40 | | tokio::join!(a.start(), b.start()) [INFO] [stdout] 41 | | }, { [INFO] [stdout] 42 | | let (a_stop, b_stop) = state; [INFO] [stdout] 43 | | let _ = tokio::join!(a_stop.stop(), b_stop.stop()); [INFO] [stdout] 44 | | }) [INFO] [stdout] | |______- in this macro invocation [INFO] [stdout] ... [INFO] [stdout] 67 | async move { [INFO] [stdout] | ________________________^ [INFO] [stdout] 68 | | let $state = $start; [INFO] [stdout] 69 | | move || { [INFO] [stdout] 70 | | async move { [INFO] [stdout] ... | [INFO] [stdout] 73 | | } [INFO] [stdout] 74 | | } [INFO] [stdout] | |_____________^ [INFO] [stdout] note: ...which requires building MIR for `parallel::{closure#0}::{closure#0}`... [INFO] [stdout] --> src/lib.rs:67:24 [INFO] [stdout] | [INFO] [stdout] 39 | / lifecycle!(state, { [INFO] [stdout] 40 | | tokio::join!(a.start(), b.start()) [INFO] [stdout] 41 | | }, { [INFO] [stdout] 42 | | let (a_stop, b_stop) = state; [INFO] [stdout] 43 | | let _ = tokio::join!(a_stop.stop(), b_stop.stop()); [INFO] [stdout] 44 | | }) [INFO] [stdout] | |______- in this macro invocation [INFO] [stdout] ... [INFO] [stdout] 67 | async move { [INFO] [stdout] | ________________________^ [INFO] [stdout] 68 | | let $state = $start; [INFO] [stdout] 69 | | move || { [INFO] [stdout] 70 | | async move { [INFO] [stdout] ... | [INFO] [stdout] 73 | | } [INFO] [stdout] 74 | | } [INFO] [stdout] | |_____________^ [INFO] [stdout] note: ...which requires type-checking `parallel::{closure#0}::{closure#0}`... [INFO] [stdout] --> src/lib.rs:67:24 [INFO] [stdout] | [INFO] [stdout] 39 | / lifecycle!(state, { [INFO] [stdout] 40 | | tokio::join!(a.start(), b.start()) [INFO] [stdout] 41 | | }, { [INFO] [stdout] 42 | | let (a_stop, b_stop) = state; [INFO] [stdout] 43 | | let _ = tokio::join!(a_stop.stop(), b_stop.stop()); [INFO] [stdout] 44 | | }) [INFO] [stdout] | |______- in this macro invocation [INFO] [stdout] ... [INFO] [stdout] 67 | async move { [INFO] [stdout] | ________________________^ [INFO] [stdout] 68 | | let $state = $start; [INFO] [stdout] 69 | | move || { [INFO] [stdout] 70 | | async move { [INFO] [stdout] ... | [INFO] [stdout] 73 | | } [INFO] [stdout] 74 | | } [INFO] [stdout] | |_____________^ [INFO] [stdout] = note: ...which again requires type-checking `parallel`, completing the cycle [INFO] [stdout] note: cycle used when building MIR for `parallel` [INFO] [stdout] --> src/lib.rs:34:1 [INFO] [stdout] | [INFO] [stdout] 34 | / pub fn parallel(a: A, b: B) -> impl Lifecycle [INFO] [stdout] 35 | | where [INFO] [stdout] 36 | | A: Lifecycle, [INFO] [stdout] 37 | | B: Lifecycle, [INFO] [stdout] | |_____________________^ [INFO] [stdout] = note: this error originates in the macro `lifecycle` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `simple-life` due to 2 previous errors [INFO] [stdout] For more information about this error, try `rustc --explain E0391`. [INFO] [stdout] [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error[E0391]: cycle detected when type-checking `parallel` [INFO] [stdout] --> src/lib.rs:34:1 [INFO] [stdout] | [INFO] [stdout] 34 | / pub fn parallel(a: A, b: B) -> impl Lifecycle [INFO] [stdout] 35 | | where [INFO] [stdout] 36 | | A: Lifecycle, [INFO] [stdout] 37 | | B: Lifecycle, [INFO] [stdout] | |_____________________^ [INFO] [stdout] | [INFO] [stdout] note: ...which requires generator glue MIR for `parallel::{closure#0}::{closure#0}`... [INFO] [stdout] --> src/lib.rs:67:24 [INFO] [stdout] | [INFO] [stdout] 39 | / lifecycle!(state, { [INFO] [stdout] 40 | | tokio::join!(a.start(), b.start()) [INFO] [stdout] 41 | | }, { [INFO] [stdout] 42 | | let (a_stop, b_stop) = state; [INFO] [stdout] 43 | | let _ = tokio::join!(a_stop.stop(), b_stop.stop()); [INFO] [stdout] 44 | | }) [INFO] [stdout] | |______- in this macro invocation [INFO] [stdout] ... [INFO] [stdout] 67 | async move { [INFO] [stdout] | ________________________^ [INFO] [stdout] 68 | | let $state = $start; [INFO] [stdout] 69 | | move || { [INFO] [stdout] 70 | | async move { [INFO] [stdout] ... | [INFO] [stdout] 73 | | } [INFO] [stdout] 74 | | } [INFO] [stdout] | |_____________^ [INFO] [stdout] note: ...which requires elaborating drops for `parallel::{closure#0}::{closure#0}`... [INFO] [stdout] --> src/lib.rs:67:24 [INFO] [stdout] | [INFO] [stdout] 39 | / lifecycle!(state, { [INFO] [stdout] 40 | | tokio::join!(a.start(), b.start()) [INFO] [stdout] 41 | | }, { [INFO] [stdout] 42 | | let (a_stop, b_stop) = state; [INFO] [stdout] 43 | | let _ = tokio::join!(a_stop.stop(), b_stop.stop()); [INFO] [stdout] 44 | | }) [INFO] [stdout] | |______- in this macro invocation [INFO] [stdout] ... [INFO] [stdout] 67 | async move { [INFO] [stdout] | ________________________^ [INFO] [stdout] 68 | | let $state = $start; [INFO] [stdout] 69 | | move || { [INFO] [stdout] 70 | | async move { [INFO] [stdout] ... | [INFO] [stdout] 73 | | } [INFO] [stdout] 74 | | } [INFO] [stdout] | |_____________^ [INFO] [stdout] note: ...which requires borrow-checking `parallel::{closure#0}::{closure#0}`... [INFO] [stdout] --> src/lib.rs:67:24 [INFO] [stdout] | [INFO] [stdout] 39 | / lifecycle!(state, { [INFO] [stdout] 40 | | tokio::join!(a.start(), b.start()) [INFO] [stdout] 41 | | }, { [INFO] [stdout] 42 | | let (a_stop, b_stop) = state; [INFO] [stdout] 43 | | let _ = tokio::join!(a_stop.stop(), b_stop.stop()); [INFO] [stdout] 44 | | }) [INFO] [stdout] | |______- in this macro invocation [INFO] [stdout] ... [INFO] [stdout] 67 | async move { [INFO] [stdout] | ________________________^ [INFO] [stdout] 68 | | let $state = $start; [INFO] [stdout] 69 | | move || { [INFO] [stdout] 70 | | async move { [INFO] [stdout] ... | [INFO] [stdout] 73 | | } [INFO] [stdout] 74 | | } [INFO] [stdout] | |_____________^ [INFO] [stdout] note: ...which requires processing `parallel::{closure#0}::{closure#0}`... [INFO] [stdout] --> src/lib.rs:67:24 [INFO] [stdout] | [INFO] [stdout] 39 | / lifecycle!(state, { [INFO] [stdout] 40 | | tokio::join!(a.start(), b.start()) [INFO] [stdout] 41 | | }, { [INFO] [stdout] 42 | | let (a_stop, b_stop) = state; [INFO] [stdout] 43 | | let _ = tokio::join!(a_stop.stop(), b_stop.stop()); [INFO] [stdout] 44 | | }) [INFO] [stdout] | |______- in this macro invocation [INFO] [stdout] ... [INFO] [stdout] 67 | async move { [INFO] [stdout] | ________________________^ [INFO] [stdout] 68 | | let $state = $start; [INFO] [stdout] 69 | | move || { [INFO] [stdout] 70 | | async move { [INFO] [stdout] ... | [INFO] [stdout] 73 | | } [INFO] [stdout] 74 | | } [INFO] [stdout] | |_____________^ [INFO] [stdout] note: ...which requires processing MIR for `parallel::{closure#0}::{closure#0}`... [INFO] [stdout] --> src/lib.rs:67:24 [INFO] [stdout] | [INFO] [stdout] 39 | / lifecycle!(state, { [INFO] [stdout] 40 | | tokio::join!(a.start(), b.start()) [INFO] [stdout] 41 | | }, { [INFO] [stdout] 42 | | let (a_stop, b_stop) = state; [INFO] [stdout] 43 | | let _ = tokio::join!(a_stop.stop(), b_stop.stop()); [INFO] [stdout] 44 | | }) [INFO] [stdout] | |______- in this macro invocation [INFO] [stdout] ... [INFO] [stdout] 67 | async move { [INFO] [stdout] | ________________________^ [INFO] [stdout] 68 | | let $state = $start; [INFO] [stdout] 69 | | move || { [INFO] [stdout] 70 | | async move { [INFO] [stdout] ... | [INFO] [stdout] 73 | | } [INFO] [stdout] 74 | | } [INFO] [stdout] | |_____________^ [INFO] [stdout] note: ...which requires unsafety-checking `parallel::{closure#0}::{closure#0}`... [INFO] [stdout] --> src/lib.rs:67:24 [INFO] [stdout] | [INFO] [stdout] 39 | / lifecycle!(state, { [INFO] [stdout] 40 | | tokio::join!(a.start(), b.start()) [INFO] [stdout] 41 | | }, { [INFO] [stdout] 42 | | let (a_stop, b_stop) = state; [INFO] [stdout] 43 | | let _ = tokio::join!(a_stop.stop(), b_stop.stop()); [INFO] [stdout] 44 | | }) [INFO] [stdout] | |______- in this macro invocation [INFO] [stdout] ... [INFO] [stdout] 67 | async move { [INFO] [stdout] | ________________________^ [INFO] [stdout] 68 | | let $state = $start; [INFO] [stdout] 69 | | move || { [INFO] [stdout] 70 | | async move { [INFO] [stdout] ... | [INFO] [stdout] 73 | | } [INFO] [stdout] 74 | | } [INFO] [stdout] | |_____________^ [INFO] [stdout] note: ...which requires building MIR for `parallel::{closure#0}::{closure#0}`... [INFO] [stdout] --> src/lib.rs:67:24 [INFO] [stdout] | [INFO] [stdout] 39 | / lifecycle!(state, { [INFO] [stdout] 40 | | tokio::join!(a.start(), b.start()) [INFO] [stdout] 41 | | }, { [INFO] [stdout] 42 | | let (a_stop, b_stop) = state; [INFO] [stdout] 43 | | let _ = tokio::join!(a_stop.stop(), b_stop.stop()); [INFO] [stdout] 44 | | }) [INFO] [stdout] | |______- in this macro invocation [INFO] [stdout] ... [INFO] [stdout] 67 | async move { [INFO] [stdout] | ________________________^ [INFO] [stdout] 68 | | let $state = $start; [INFO] [stdout] 69 | | move || { [INFO] [stdout] 70 | | async move { [INFO] [stdout] ... | [INFO] [stdout] 73 | | } [INFO] [stdout] 74 | | } [INFO] [stdout] | |_____________^ [INFO] [stdout] note: ...which requires type-checking `parallel::{closure#0}::{closure#0}`... [INFO] [stdout] --> src/lib.rs:67:24 [INFO] [stdout] | [INFO] [stdout] 39 | / lifecycle!(state, { [INFO] [stdout] 40 | | tokio::join!(a.start(), b.start()) [INFO] [stdout] 41 | | }, { [INFO] [stdout] 42 | | let (a_stop, b_stop) = state; [INFO] [stdout] 43 | | let _ = tokio::join!(a_stop.stop(), b_stop.stop()); [INFO] [stdout] 44 | | }) [INFO] [stdout] | |______- in this macro invocation [INFO] [stdout] ... [INFO] [stdout] 67 | async move { [INFO] [stdout] | ________________________^ [INFO] [stdout] 68 | | let $state = $start; [INFO] [stdout] 69 | | move || { [INFO] [stdout] 70 | | async move { [INFO] [stdout] ... | [INFO] [stdout] 73 | | } [INFO] [stdout] 74 | | } [INFO] [stdout] | |_____________^ [INFO] [stdout] = note: ...which again requires type-checking `parallel`, completing the cycle [INFO] [stdout] note: cycle used when building MIR for `parallel` [INFO] [stdout] --> src/lib.rs:34:1 [INFO] [stdout] | [INFO] [stdout] 34 | / pub fn parallel(a: A, b: B) -> impl Lifecycle [INFO] [stdout] 35 | | where [INFO] [stdout] 36 | | A: Lifecycle, [INFO] [stdout] 37 | | B: Lifecycle, [INFO] [stdout] | |_____________________^ [INFO] [stdout] = note: this error originates in the macro `lifecycle` (in Nightly builds, run with -Z macro-backtrace for more info) [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 `simple-life` due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "89ef51b46830a266cbd2926fe767b6ed21a8c08da3c4c82f0d90521cd63ddc50", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "89ef51b46830a266cbd2926fe767b6ed21a8c08da3c4c82f0d90521cd63ddc50", kill_on_drop: false }` [INFO] [stdout] 89ef51b46830a266cbd2926fe767b6ed21a8c08da3c4c82f0d90521cd63ddc50