[INFO] fetching crate agilulf_driver 0.1.0...
[INFO] checking agilulf_driver-0.1.0 against master#8007b506ac5da629f223b755f5a5391edd5f6d01 for pr-88041
[INFO] extracting crate agilulf_driver 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate agilulf_driver 0.1.0 on toolchain 8007b506ac5da629f223b755f5a5391edd5f6d01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate agilulf_driver 0.1.0
[INFO] finished tweaking crates.io crate agilulf_driver 0.1.0
[INFO] tweaked toml for crates.io crate agilulf_driver 0.1.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a27d1bcc71cc43e81e5acc8892aef87fe9aa453185d760acd4713800cacafa8c
[INFO] running `Command { std: "docker" "start" "-a" "a27d1bcc71cc43e81e5acc8892aef87fe9aa453185d760acd4713800cacafa8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a27d1bcc71cc43e81e5acc8892aef87fe9aa453185d760acd4713800cacafa8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a27d1bcc71cc43e81e5acc8892aef87fe9aa453185d760acd4713800cacafa8c", kill_on_drop: false }`
[INFO] [stdout] a27d1bcc71cc43e81e5acc8892aef87fe9aa453185d760acd4713800cacafa8c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c86856ea68505f4b73b09e7929b4fa16fa408824db85d3c18b4bf78fc7d204d4
[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" "c86856ea68505f4b73b09e7929b4fa16fa408824db85d3c18b4bf78fc7d204d4", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking bitflags v1.3.1
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking crossbeam-channel v0.3.9
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking nix v0.14.1
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]     Checking crossbeam-channel v0.4.4
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking crossbeam-deque v0.7.4
[INFO] [stderr]     Checking romio v0.3.0-alpha.9
[INFO] [stderr]     Checking crossbeam v0.7.3
[INFO] [stderr]     Checking agilulf_protocol v0.1.0
[INFO] [stderr]     Checking agilulf_skiplist v0.1.0
[INFO] [stderr]     Checking agilulf_driver v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0658]: async closures are unstable
[INFO] [stdout]    --> src/client.rs:284:18
[INFO] [stdout]     |
[INFO] [stdout] 284 |         run_test(async move |port, _| {
[INFO] [stdout]     |                  ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #62290 <https://github.com/rust-lang/rust/issues/62290> for more information
[INFO] [stdout]     = help: add `#![feature(async_closure)]` to the crate attributes to enable
[INFO] [stdout]     = help: to use an async block, remove the `||`: `async {`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: async closures are unstable
[INFO] [stdout]    --> src/client.rs:312:18
[INFO] [stdout]     |
[INFO] [stdout] 312 |         run_test(async move |port, _| {
[INFO] [stdout]     |                  ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #62290 <https://github.com/rust-lang/rust/issues/62290> for more information
[INFO] [stdout]     = help: add `#![feature(async_closure)]` to the crate attributes to enable
[INFO] [stdout]     = help: to use an async block, remove the `||`: `async {`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: async closures are unstable
[INFO] [stdout]    --> src/client.rs:343:18
[INFO] [stdout]     |
[INFO] [stdout] 343 |         run_test(async move |port, _| {
[INFO] [stdout]     |                  ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #62290 <https://github.com/rust-lang/rust/issues/62290> for more information
[INFO] [stdout]     = help: add `#![feature(async_closure)]` to the crate attributes to enable
[INFO] [stdout]     = help: to use an async block, remove the `||`: `async {`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: async closures are unstable
[INFO] [stdout]    --> src/client.rs:396:18
[INFO] [stdout]     |
[INFO] [stdout] 396 |         run_test(async move |port, _| {
[INFO] [stdout]     |                  ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #62290 <https://github.com/rust-lang/rust/issues/62290> for more information
[INFO] [stdout]     = help: add `#![feature(async_closure)]` to the crate attributes to enable
[INFO] [stdout]     = help: to use an async block, remove the `||`: `async {`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: async closures are unstable
[INFO] [stdout]    --> src/client.rs:485:18
[INFO] [stdout]     |
[INFO] [stdout] 485 |         run_test(async move |port, _| {
[INFO] [stdout]     |                  ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #62290 <https://github.com/rust-lang/rust/issues/62290> for more information
[INFO] [stdout]     = help: add `#![feature(async_closure)]` to the crate attributes to enable
[INFO] [stdout]     = help: to use an async block, remove the `||`: `async {`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: async closures are unstable
[INFO] [stdout]    --> src/client.rs:498:18
[INFO] [stdout]     |
[INFO] [stdout] 498 |         run_test(async move |port, _| {
[INFO] [stdout]     |                  ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #62290 <https://github.com/rust-lang/rust/issues/62290> for more information
[INFO] [stdout]     = help: add `#![feature(async_closure)]` to the crate attributes to enable
[INFO] [stdout]     = help: to use an async block, remove the `||`: `async {`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: async closures are unstable
[INFO] [stdout]    --> src/client.rs:509:18
[INFO] [stdout]     |
[INFO] [stdout] 509 |         run_test(async move |port, mut thread_pool| {
[INFO] [stdout]     |                  ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #62290 <https://github.com/rust-lang/rust/issues/62290> for more information
[INFO] [stdout]     = help: add `#![feature(async_closure)]` to the crate attributes to enable
[INFO] [stdout]     = help: to use an async block, remove the `||`: `async {`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: async closures are unstable
[INFO] [stdout]    --> src/client.rs:537:18
[INFO] [stdout]     |
[INFO] [stdout] 537 |         run_test(async move |port, mut thread_pool| {
[INFO] [stdout]     |                  ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #62290 <https://github.com/rust-lang/rust/issues/62290> for more information
[INFO] [stdout]     = help: add `#![feature(async_closure)]` to the crate attributes to enable
[INFO] [stdout]     = help: to use an async block, remove the `||`: `async {`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: async closures are unstable
[INFO] [stdout]    --> src/client.rs:566:18
[INFO] [stdout]     |
[INFO] [stdout] 566 |         run_test(async move |port, mut thread_pool| {
[INFO] [stdout]     |                  ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #62290 <https://github.com/rust-lang/rust/issues/62290> for more information
[INFO] [stdout]     = help: add `#![feature(async_closure)]` to the crate attributes to enable
[INFO] [stdout]     = help: to use an async block, remove the `||`: `async {`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: async closures are unstable
[INFO] [stdout]    --> src/client.rs:594:18
[INFO] [stdout]     |
[INFO] [stdout] 594 |         run_test(async move |port, mut thread_pool| {
[INFO] [stdout]     |                  ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #62290 <https://github.com/rust-lang/rust/issues/62290> for more information
[INFO] [stdout]     = help: add `#![feature(async_closure)]` to the crate attributes to enable
[INFO] [stdout]     = help: to use an async block, remove the `||`: `async {`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 10 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0658`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `agilulf_driver` due to 11 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "c86856ea68505f4b73b09e7929b4fa16fa408824db85d3c18b4bf78fc7d204d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c86856ea68505f4b73b09e7929b4fa16fa408824db85d3c18b4bf78fc7d204d4", kill_on_drop: false }`
[INFO] [stdout] c86856ea68505f4b73b09e7929b4fa16fa408824db85d3c18b4bf78fc7d204d4