[INFO] fetching crate alopecosa 0.1.3...
[INFO] checking alopecosa-0.1.3 against try#8ea250bdb76176ecb0225baa34aa634b024ae0e2 for pr-101692
[INFO] extracting crate alopecosa 0.1.3 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate alopecosa 0.1.3 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 alopecosa 0.1.3
[INFO] finished tweaking crates.io crate alopecosa 0.1.3
[INFO] tweaked toml for crates.io crate alopecosa 0.1.3 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate alopecosa 0.1.3 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] 706fafd9d2ca100e254f4cfa60114bc479d4eda6271d2c748c1585fd476f2161
[INFO] running `Command { std: "docker" "start" "-a" "706fafd9d2ca100e254f4cfa60114bc479d4eda6271d2c748c1585fd476f2161", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "706fafd9d2ca100e254f4cfa60114bc479d4eda6271d2c748c1585fd476f2161", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "706fafd9d2ca100e254f4cfa60114bc479d4eda6271d2c748c1585fd476f2161", kill_on_drop: false }`
[INFO] [stdout] 706fafd9d2ca100e254f4cfa60114bc479d4eda6271d2c748c1585fd476f2161
[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] 88a524db13b14a06b3b78716d9c6aabfe133ceb91e4bf8d574a96f57a9f50886
[INFO] running `Command { std: "docker" "start" "-a" "88a524db13b14a06b3b78716d9c6aabfe133ceb91e4bf8d574a96f57a9f50886", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking bytes v1.0.1
[INFO] [stderr]     Checking cpufeatures v0.1.5
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]     Checking pin-project-lite v0.2.7
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking instant v0.1.10
[INFO] [stderr]     Checking lock_api v0.4.4
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling tokio v1.9.0
[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 signal-hook-registry v1.4.0
[INFO] [stderr]     Checking mio v0.7.13
[INFO] [stderr]     Checking dashmap v4.0.2
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking rmp v0.8.10
[INFO] [stderr]     Checking rmpv v0.4.7
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking sha-1 v0.9.7
[INFO] [stderr]    Compiling tokio-macros v1.3.0
[INFO] [stderr]    Compiling num-derive v0.3.3
[INFO] [stderr]     Checking rmp-serde v0.15.5
[INFO] [stderr]     Checking alopecosa v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0391]: cycle detected when type-checking `connection::tests::test_tnt_30k_async`
[INFO] [stdout]    --> src/connection.rs:339:17
[INFO] [stdout]     |
[INFO] [stdout] 339 |     let calls = tokio::spawn(async move {
[INFO] [stdout]     |                 ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: ...which requires evaluating trait selection obligation `[generator interior@src/connection.rs:339:41: 348:6]: core::marker::Send`...
[INFO] [stdout] note: ...which requires generator glue MIR for `connection::tests::test_tnt_30k_async::{closure#0}::{closure#0}`...
[INFO] [stdout]    --> src/connection.rs:339:41
[INFO] [stdout]     |
[INFO] [stdout] 339 |       let calls = tokio::spawn(async move {
[INFO] [stdout]     |  _________________________________________^
[INFO] [stdout] 340 | |       for i in 0..10_000u32 {
[INFO] [stdout] 341 | |         let res: (u32, u32) = conn_calls.call(Call {
[INFO] [stdout] 342 | |           function: "test".into(),
[INFO] [stdout] ...   |
[INFO] [stdout] 347 | |       }
[INFO] [stdout] 348 | |     });
[INFO] [stdout]     | |_____^
[INFO] [stdout] note: ...which requires elaborating drops for `connection::tests::test_tnt_30k_async::{closure#0}::{closure#0}`...
[INFO] [stdout]    --> src/connection.rs:339:41
[INFO] [stdout]     |
[INFO] [stdout] 339 |       let calls = tokio::spawn(async move {
[INFO] [stdout]     |  _________________________________________^
[INFO] [stdout] 340 | |       for i in 0..10_000u32 {
[INFO] [stdout] 341 | |         let res: (u32, u32) = conn_calls.call(Call {
[INFO] [stdout] 342 | |           function: "test".into(),
[INFO] [stdout] ...   |
[INFO] [stdout] 347 | |       }
[INFO] [stdout] 348 | |     });
[INFO] [stdout]     | |_____^
[INFO] [stdout] note: ...which requires borrow-checking `connection::tests::test_tnt_30k_async::{closure#0}::{closure#0}`...
[INFO] [stdout]    --> src/connection.rs:339:41
[INFO] [stdout]     |
[INFO] [stdout] 339 |       let calls = tokio::spawn(async move {
[INFO] [stdout]     |  _________________________________________^
[INFO] [stdout] 340 | |       for i in 0..10_000u32 {
[INFO] [stdout] 341 | |         let res: (u32, u32) = conn_calls.call(Call {
[INFO] [stdout] 342 | |           function: "test".into(),
[INFO] [stdout] ...   |
[INFO] [stdout] 347 | |       }
[INFO] [stdout] 348 | |     });
[INFO] [stdout]     | |_____^
[INFO] [stdout] note: ...which requires processing `connection::tests::test_tnt_30k_async::{closure#0}::{closure#0}`...
[INFO] [stdout]    --> src/connection.rs:339:41
[INFO] [stdout]     |
[INFO] [stdout] 339 |       let calls = tokio::spawn(async move {
[INFO] [stdout]     |  _________________________________________^
[INFO] [stdout] 340 | |       for i in 0..10_000u32 {
[INFO] [stdout] 341 | |         let res: (u32, u32) = conn_calls.call(Call {
[INFO] [stdout] 342 | |           function: "test".into(),
[INFO] [stdout] ...   |
[INFO] [stdout] 347 | |       }
[INFO] [stdout] 348 | |     });
[INFO] [stdout]     | |_____^
[INFO] [stdout] note: ...which requires processing MIR for `connection::tests::test_tnt_30k_async::{closure#0}::{closure#0}`...
[INFO] [stdout]    --> src/connection.rs:339:41
[INFO] [stdout]     |
[INFO] [stdout] 339 |       let calls = tokio::spawn(async move {
[INFO] [stdout]     |  _________________________________________^
[INFO] [stdout] 340 | |       for i in 0..10_000u32 {
[INFO] [stdout] 341 | |         let res: (u32, u32) = conn_calls.call(Call {
[INFO] [stdout] 342 | |           function: "test".into(),
[INFO] [stdout] ...   |
[INFO] [stdout] 347 | |       }
[INFO] [stdout] 348 | |     });
[INFO] [stdout]     | |_____^
[INFO] [stdout] note: ...which requires unsafety-checking `connection::tests::test_tnt_30k_async::{closure#0}::{closure#0}`...
[INFO] [stdout]    --> src/connection.rs:339:41
[INFO] [stdout]     |
[INFO] [stdout] 339 |       let calls = tokio::spawn(async move {
[INFO] [stdout]     |  _________________________________________^
[INFO] [stdout] 340 | |       for i in 0..10_000u32 {
[INFO] [stdout] 341 | |         let res: (u32, u32) = conn_calls.call(Call {
[INFO] [stdout] 342 | |           function: "test".into(),
[INFO] [stdout] ...   |
[INFO] [stdout] 347 | |       }
[INFO] [stdout] 348 | |     });
[INFO] [stdout]     | |_____^
[INFO] [stdout] note: ...which requires building MIR for `connection::tests::test_tnt_30k_async::{closure#0}::{closure#0}`...
[INFO] [stdout]    --> src/connection.rs:339:41
[INFO] [stdout]     |
[INFO] [stdout] 339 |       let calls = tokio::spawn(async move {
[INFO] [stdout]     |  _________________________________________^
[INFO] [stdout] 340 | |       for i in 0..10_000u32 {
[INFO] [stdout] 341 | |         let res: (u32, u32) = conn_calls.call(Call {
[INFO] [stdout] 342 | |           function: "test".into(),
[INFO] [stdout] ...   |
[INFO] [stdout] 347 | |       }
[INFO] [stdout] 348 | |     });
[INFO] [stdout]     | |_____^
[INFO] [stdout] note: ...which requires type-checking `connection::tests::test_tnt_30k_async::{closure#0}::{closure#0}`...
[INFO] [stdout]    --> src/connection.rs:339:41
[INFO] [stdout]     |
[INFO] [stdout] 339 |       let calls = tokio::spawn(async move {
[INFO] [stdout]     |  _________________________________________^
[INFO] [stdout] 340 | |       for i in 0..10_000u32 {
[INFO] [stdout] 341 | |         let res: (u32, u32) = conn_calls.call(Call {
[INFO] [stdout] 342 | |           function: "test".into(),
[INFO] [stdout] ...   |
[INFO] [stdout] 347 | |       }
[INFO] [stdout] 348 | |     });
[INFO] [stdout]     | |_____^
[INFO] [stdout]     = note: ...which again requires type-checking `connection::tests::test_tnt_30k_async`, 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 `alopecosa` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "88a524db13b14a06b3b78716d9c6aabfe133ceb91e4bf8d574a96f57a9f50886", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88a524db13b14a06b3b78716d9c6aabfe133ceb91e4bf8d574a96f57a9f50886", kill_on_drop: false }`
[INFO] [stdout] 88a524db13b14a06b3b78716d9c6aabfe133ceb91e4bf8d574a96f57a9f50886