[INFO] updating cached repository https://github.com/sindreij/network-test-harness [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }` [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 9319a804a10da74c56d886d4b02e9e18950d544b [INFO] documenting sindreij/network-test-harness against try#66dfc4e010913fbed0c4ea91fc2c010004b0f441 for pr-73566 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsindreij%2Fnetwork-test-harness" "/workspace/builds/worker-9/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/sindreij/network-test-harness on toolchain 66dfc4e010913fbed0c4ea91fc2c010004b0f441 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/sindreij/network-test-harness [INFO] finished tweaking git repo https://github.com/sindreij/network-test-harness [INFO] tweaked toml for git repo https://github.com/sindreij/network-test-harness written to /workspace/builds/worker-9/source/Cargo.toml [INFO] crate git repo https://github.com/sindreij/network-test-harness already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "fetch" "--locked" "--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-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8351d623a25c79660d418f4abab48e2a1a69bc06df6990ce5cf73385ccb2e3b8 [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" "8351d623a25c79660d418f4abab48e2a1a69bc06df6990ce5cf73385ccb2e3b8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8351d623a25c79660d418f4abab48e2a1a69bc06df6990ce5cf73385ccb2e3b8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8351d623a25c79660d418f4abab48e2a1a69bc06df6990ce5cf73385ccb2e3b8", kill_on_drop: false }` [INFO] [stdout] 8351d623a25c79660d418f4abab48e2a1a69bc06df6990ce5cf73385ccb2e3b8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", 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] 7cfef3455d67ef29b58379398b8031056ad331b3b17c55d1e826bc1d38322989 [INFO] running `Command { std: "docker" "start" "-a" "7cfef3455d67ef29b58379398b8031056ad331b3b17c55d1e826bc1d38322989", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.55 [INFO] [stderr] Compiling byteorder v1.3.1 [INFO] [stderr] Compiling syn v0.15.34 [INFO] [stderr] Checking nodrop v0.1.13 [INFO] [stderr] Checking memoffset v0.2.1 [INFO] [stderr] Checking futures-core-preview v0.3.0-alpha.16 [INFO] [stderr] Compiling regex v1.1.6 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Compiling backtrace v0.3.26 [INFO] [stderr] Checking tokio-trace-core v0.1.0 [INFO] [stderr] Checking regex-syntax v0.6.6 [INFO] [stderr] Checking log v0.4.6 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking tokio-sync v0.1.5 [INFO] [stderr] Checking crossbeam-queue v0.1.2 [INFO] [stderr] Checking arrayvec v0.4.10 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Checking rand_chacha v0.1.1 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Checking want v0.0.6 [INFO] [stderr] Checking futures-channel-preview v0.3.0-alpha.16 [INFO] [stderr] Checking futures-io-preview v0.3.0-alpha.16 [INFO] [stderr] Checking futures-sink-preview v0.3.0-alpha.16 [INFO] [stderr] Checking crossbeam-epoch v0.7.1 [INFO] [stderr] Checking crossbeam-deque v0.7.1 [INFO] [stderr] Checking iovec v0.1.2 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking num_cpus v1.10.0 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking atty v0.2.11 [INFO] [stderr] Checking time v0.1.42 [INFO] [stderr] Checking backtrace-sys v0.1.28 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking futures-cpupool v0.1.8 [INFO] [stderr] Checking rand v0.6.5 [INFO] [stderr] Checking mio v0.6.18 [INFO] [stderr] Checking tokio-io v0.1.12 [INFO] [stderr] Checking http v0.1.17 [INFO] [stderr] Checking tokio-buf v0.1.1 [INFO] [stderr] Checking chrono v0.4.6 [INFO] [stderr] Checking tokio-codec v0.1.1 [INFO] [stderr] Checking mio-uds v0.6.7 [INFO] [stderr] Checking parking_lot_core v0.4.0 [INFO] [stderr] Checking tokio-threadpool v0.1.14 [INFO] [stderr] Checking parking_lot v0.7.1 [INFO] [stderr] Checking tokio-fs v0.1.6 [INFO] [stderr] Checking tokio-reactor v0.1.9 [INFO] [stderr] Checking tokio-udp v0.1.3 [INFO] [stderr] Checking tokio-uds v0.2.5 [INFO] [stderr] Checking tokio-tcp v0.1.3 [INFO] [stderr] Checking http-body v0.1.0 [INFO] [stderr] Checking h2 v0.1.20 [INFO] [stderr] Checking env_logger v0.6.1 [INFO] [stderr] Checking tokio v0.1.20 [INFO] [stderr] Checking pretty_env_logger v0.3.0 [INFO] [stderr] Compiling proc-macro-hack v0.5.7 [INFO] [stderr] Compiling structopt-derive v0.2.15 [INFO] [stderr] Compiling snafu-derive v0.4.1 [INFO] [stderr] Checking hyper v0.12.29 [INFO] [stderr] Compiling futures-select-macro-preview v0.3.0-alpha.16 [INFO] [stderr] Checking structopt v0.2.15 [INFO] [stderr] Checking snafu v0.4.1 [INFO] [stderr] Checking futures-util-preview v0.3.0-alpha.16 [INFO] [stderr] Checking futures-executor-preview v0.3.0-alpha.16 [INFO] [stderr] Checking futures-preview v0.3.0-alpha.16 [INFO] [stderr] Documenting crucio v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0658]: async closures are unstable [INFO] [stdout] --> src/modes/never_body.rs:34:9 [INFO] [stdout] | [INFO] [stdout] 34 | async move |()| -> Option<(Result, Error>, ())> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #62290 for more information [INFO] [stdout] = help: add `#![feature(async_closure)]` to the crate attributes to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: async closures are unstable [INFO] [stdout] --> src/modes/random.rs:37:9 [INFO] [stdout] | [INFO] [stdout] 37 | async move |mut rng| -> Option<(Result, Error>, StdRng)> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #62290 for more information [INFO] [stdout] = help: add `#![feature(async_closure)]` to the crate attributes to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: async closures are unstable [INFO] [stdout] --> src/modes/random_text.rs:37:9 [INFO] [stdout] | [INFO] [stdout] 37 | async move |mut rng| -> Option<(Result, StdRng)> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #62290 for more information [INFO] [stdout] = help: add `#![feature(async_closure)]` to the crate attributes to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: async closures are unstable [INFO] [stdout] --> src/modes/slow_body.rs:42:9 [INFO] [stdout] | [INFO] [stdout] 42 | async move |mut data| -> Option<(Result, Error>, VecDeque)> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #62290 for more information [INFO] [stdout] = help: add `#![feature(async_closure)]` to the crate attributes to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: Compilation failed, aborting rustdoc [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 5 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 document `crucio`. [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name crucio src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern futures=/opt/rustwide/target/debug/deps/libfutures-491fd8a7c3f224c7.rmeta --extern hyper=/opt/rustwide/target/debug/deps/libhyper-ed4882e19623caf1.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-9bbab6e51207bb2a.rmeta --extern pretty_env_logger=/opt/rustwide/target/debug/deps/libpretty_env_logger-8f53bad1b9acb1e8.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-e2288d30348c817e.rmeta --extern snafu=/opt/rustwide/target/debug/deps/libsnafu-dd26ff77d90baf3d.rmeta --extern structopt=/opt/rustwide/target/debug/deps/libstructopt-ebb374662a151836.rmeta --extern tokio=/opt/rustwide/target/debug/deps/libtokio-92034311d152c626.rmeta --cap-lints=forbid` (exit code: 1) [INFO] running `Command { std: "docker" "inspect" "7cfef3455d67ef29b58379398b8031056ad331b3b17c55d1e826bc1d38322989", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7cfef3455d67ef29b58379398b8031056ad331b3b17c55d1e826bc1d38322989", kill_on_drop: false }` [INFO] [stdout] 7cfef3455d67ef29b58379398b8031056ad331b3b17c55d1e826bc1d38322989