[INFO] cloning repository https://github.com/tene/async-nonsense [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tene/async-nonsense" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftene%2Fasync-nonsense", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftene%2Fasync-nonsense'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] a91d6953e9424988a71e777eb9c246cb1597e854 [INFO] checking tene/async-nonsense against try#23ffd2897cbb44320ca18dfe4d05dbacb37d55e0 for pr-115950 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftene%2Fasync-nonsense" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/tene/async-nonsense on toolchain 23ffd2897cbb44320ca18dfe4d05dbacb37d55e0 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+23ffd2897cbb44320ca18dfe4d05dbacb37d55e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/tene/async-nonsense [INFO] finished tweaking git repo https://github.com/tene/async-nonsense [INFO] tweaked toml for git repo https://github.com/tene/async-nonsense written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/tene/async-nonsense already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+23ffd2897cbb44320ca18dfe4d05dbacb37d55e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:4f8da3c744d2da974e54ce020a79f4ad54313e914ebeaab8fc086f07e8d8b066" "/opt/rustwide/cargo-home/bin/cargo" "+23ffd2897cbb44320ca18dfe4d05dbacb37d55e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] fd51d71a1233e0ddcbdefdb9eb9a45351032f78c5db4df0f026f9e8e4819c3ae [INFO] running `Command { std: "docker" "start" "-a" "fd51d71a1233e0ddcbdefdb9eb9a45351032f78c5db4df0f026f9e8e4819c3ae", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fd51d71a1233e0ddcbdefdb9eb9a45351032f78c5db4df0f026f9e8e4819c3ae", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fd51d71a1233e0ddcbdefdb9eb9a45351032f78c5db4df0f026f9e8e4819c3ae", kill_on_drop: false }` [INFO] [stdout] fd51d71a1233e0ddcbdefdb9eb9a45351032f78c5db4df0f026f9e8e4819c3ae [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:4f8da3c744d2da974e54ce020a79f4ad54313e914ebeaab8fc086f07e8d8b066" "/opt/rustwide/cargo-home/bin/cargo" "+23ffd2897cbb44320ca18dfe4d05dbacb37d55e0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 58e5e5d7885fa9ec38f38afd3a2400059a82c4c2bbbe238b0b9f9ce8574d8868 [INFO] running `Command { std: "docker" "start" "-a" "58e5e5d7885fa9ec38f38afd3a2400059a82c4c2bbbe238b0b9f9ce8574d8868", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.66 [INFO] [stderr] Compiling proc-macro2 v1.0.6 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Compiling rand_core v0.4.2 [INFO] [stderr] Compiling syn v1.0.11 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling siphasher v0.2.3 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Checking futures-core v0.3.1 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking fnv v1.0.6 [INFO] [stderr] Checking futures-sink v0.3.1 [INFO] [stderr] Compiling proc-macro-nested v0.1.3 [INFO] [stderr] Compiling typenum v1.11.2 [INFO] [stderr] Compiling nix v0.14.1 [INFO] [stderr] Checking futures-channel v0.3.1 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling rand_jitter v0.1.4 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Compiling phf_shared v0.7.24 [INFO] [stderr] Compiling nom v4.2.3 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Checking smallvec v0.6.13 [INFO] [stderr] Checking phf v0.7.24 [INFO] [stderr] Compiling serde v1.0.104 [INFO] [stderr] Checking futures-io v0.3.1 [INFO] [stderr] Checking futures-task v0.3.1 [INFO] [stderr] Checking smallvec v1.0.0 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Compiling version_check v0.9.1 [INFO] [stderr] Checking arc-swap v0.4.4 [INFO] [stderr] Checking pin-utils v0.1.0-alpha.4 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking smallstr v0.1.0 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking pin-project-lite v0.1.1 [INFO] [stderr] Checking unicode-width v0.1.7 [INFO] [stderr] Checking unicode-normalization v0.1.11 [INFO] [stderr] Checking bytes v0.5.3 [INFO] [stderr] Checking match_cfg v0.1.0 [INFO] [stderr] Checking either v1.5.3 [INFO] [stderr] Checking rand_xoshiro v0.4.0 [INFO] [stderr] Checking itertools v0.8.2 [INFO] [stderr] Compiling im v14.1.0 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking signal-hook-registry v1.2.0 [INFO] [stderr] Checking num_cpus v1.11.1 [INFO] [stderr] Checking dirs v1.0.5 [INFO] [stderr] Checking hostname v0.3.0 [INFO] [stderr] Checking mio v0.6.21 [INFO] [stderr] Checking bitmaps v2.0.0 [INFO] [stderr] Checking mio-uds v0.6.7 [INFO] [stderr] Compiling phf_generator v0.7.24 [INFO] [stderr] Compiling phf_codegen v0.7.24 [INFO] [stderr] Compiling terminfo v0.6.1 [INFO] [stderr] Checking sized-chunks v0.5.1 [INFO] [stderr] Compiling proc-macro-hack v0.5.11 [INFO] [stderr] Compiling tokio-macros v0.2.0 [INFO] [stderr] Compiling serde_derive v1.0.104 [INFO] [stderr] Compiling async-stream-impl v0.2.0 [INFO] [stderr] Checking mortal v0.2.1 [INFO] [stderr] Checking linefeed v0.6.0 [INFO] [stderr] Checking tokio v0.2.4 [INFO] [stderr] Checking async-stream v0.2.0 [INFO] [stderr] Compiling futures-macro v0.3.1 [INFO] [stderr] Checking futures-util v0.3.1 [INFO] [stderr] Checking tokio-util v0.2.0 [INFO] [stderr] Checking futures-executor v0.3.1 [INFO] [stderr] Checking futures v0.3.1 [INFO] [stderr] Checking bincode v1.2.1 [INFO] [stderr] Checking chat v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/types.rs:77:38 [INFO] [stdout] | [INFO] [stdout] 77 | Self::Io(ref err) => err.description(), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/types.rs:78:43 [INFO] [stdout] | [INFO] [stdout] 78 | Self::Bincode(ref err) => err.description(), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/types.rs:77:38 [INFO] [stdout] | [INFO] [stdout] 77 | Self::Io(ref err) => err.description(), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/types.rs:78:43 [INFO] [stdout] | [INFO] [stdout] 78 | Self::Bincode(ref err) => err.description(), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0499]: cannot borrow `web` as mutable more than once at a time [INFO] [stdout] --> src/bin/client.rs:35:21 [INFO] [stdout] | [INFO] [stdout] 8 | #[tokio::main] [INFO] [stdout] | - return type of async block is Result<(), Box<(dyn std::error::Error + '1)>> [INFO] [stdout] ... [INFO] [stdout] 35 | web.broadcast(line).await?; [INFO] [stdout] | ^^^----------------------- [INFO] [stdout] | | [INFO] [stdout] | `web` was mutably borrowed here in the previous iteration of the loop [INFO] [stdout] | returning this value requires that `web` is borrowed for `'1` [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `proc_macro_call_1` which comes from the expansion of the macro `select` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0499]: cannot borrow `web` as mutable more than once at a time [INFO] [stdout] --> src/bin/client.rs:35:21 [INFO] [stdout] | [INFO] [stdout] 8 | #[tokio::main] [INFO] [stdout] | - return type of async block is Result<(), Box<(dyn std::error::Error + '1)>> [INFO] [stdout] ... [INFO] [stdout] 35 | web.broadcast(line).await?; [INFO] [stdout] | ^^^----------------------- [INFO] [stdout] | | [INFO] [stdout] | `web` was mutably borrowed here in the previous iteration of the loop [INFO] [stdout] | returning this value requires that `web` is borrowed for `'1` [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `proc_macro_call_1` which comes from the expansion of the macro `select` (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 E0499`. [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 E0499`. [INFO] [stdout] [INFO] [stderr] error: could not compile `chat` (bin "client") due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `chat` (bin "client" test) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "58e5e5d7885fa9ec38f38afd3a2400059a82c4c2bbbe238b0b9f9ce8574d8868", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "58e5e5d7885fa9ec38f38afd3a2400059a82c4c2bbbe238b0b9f9ce8574d8868", kill_on_drop: false }` [INFO] [stdout] 58e5e5d7885fa9ec38f38afd3a2400059a82c4c2bbbe238b0b9f9ce8574d8868