[INFO] fetching crate melnet 0.2.27... [INFO] checking melnet-0.2.27 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] extracting crate melnet 0.2.27 into /workspace/builds/worker-3-tc1/source [INFO] validating manifest of crates.io crate melnet 0.2.27 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate melnet 0.2.27 [INFO] finished tweaking crates.io crate melnet 0.2.27 [INFO] tweaked toml for crates.io crate melnet 0.2.27 written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] crate crates.io crate melnet 0.2.27 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded futures-intrusive v0.4.0 [INFO] [stderr] Downloaded pin-project v1.0.10 [INFO] [stderr] Downloaded stdcode v0.1.7 [INFO] [stderr] Downloaded async-fs v1.5.0 [INFO] [stderr] Downloaded async-lock v2.5.0 [INFO] [stderr] Downloaded async-net v1.6.1 [INFO] [stderr] Downloaded async-process v1.4.0 [INFO] [stderr] Downloaded signal-hook v0.3.14 [INFO] [stderr] Downloaded miniz_oxide v0.5.3 [INFO] [stderr] Downloaded backtrace v0.3.65 [INFO] [stderr] Downloaded regex v1.5.6 [INFO] [stderr] Downloaded regex-syntax v0.6.26 [INFO] [stderr] Downloaded object v0.28.4 [INFO] [stderr] Downloaded flume v0.10.12 [INFO] [stderr] Downloaded async-io v1.7.0 [INFO] [stderr] Downloaded async-task v4.2.0 [INFO] [stderr] Downloaded atomic-waker v1.0.0 [INFO] [stderr] Downloaded blocking v1.2.0 [INFO] [stderr] Downloaded smol-timeout v0.6.0 [INFO] [stderr] Downloaded async-channel v1.6.1 [INFO] [stderr] Downloaded async-executor v1.4.1 [INFO] [stderr] Downloaded polling v2.2.0 [INFO] [stderr] Downloaded futures-micro v0.3.1 [INFO] [stderr] Downloaded async-oneshot v0.4.2 [INFO] [stderr] Downloaded event-listener v2.5.2 [INFO] [stderr] Downloaded pin-project-internal v1.0.10 [INFO] [stderr] Downloaded spin v0.9.3 [INFO] [stderr] Downloaded rtrb v0.1.4 [INFO] [stderr] Downloaded smolscale v0.3.24 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9a3aa2b509d4f9760377fbae81bbdeda082efdeee98cfa067e0e65eea1b30795 [INFO] running `Command { std: "docker" "start" "-a" "9a3aa2b509d4f9760377fbae81bbdeda082efdeee98cfa067e0e65eea1b30795", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9a3aa2b509d4f9760377fbae81bbdeda082efdeee98cfa067e0e65eea1b30795", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9a3aa2b509d4f9760377fbae81bbdeda082efdeee98cfa067e0e65eea1b30795", kill_on_drop: false }` [INFO] [stdout] 9a3aa2b509d4f9760377fbae81bbdeda082efdeee98cfa067e0e65eea1b30795 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 625869c69e5092ddb0aee6d006eac10f6aecd293536d9a403e5fcbf307c61dca [INFO] running `Command { std: "docker" "start" "-a" "625869c69e5092ddb0aee6d006eac10f6aecd293536d9a403e5fcbf307c61dca", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.126 [INFO] [stderr] Compiling proc-macro2 v1.0.39 [INFO] [stderr] Compiling unicode-ident v1.0.0 [INFO] [stderr] Compiling syn v1.0.96 [INFO] [stderr] Checking cache-padded v1.2.0 [INFO] [stderr] Checking parking v2.0.0 [INFO] [stderr] Checking fastrand v1.7.0 [INFO] [stderr] Checking waker-fn v1.1.0 [INFO] [stderr] Checking concurrent-queue v1.2.2 [INFO] [stderr] Checking once_cell v1.12.0 [INFO] [stderr] Checking futures-io v0.3.21 [INFO] [stderr] Checking event-listener v2.5.2 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Checking futures-lite v1.12.0 [INFO] [stderr] Checking async-task v4.2.0 [INFO] [stderr] Checking lock_api v0.4.7 [INFO] [stderr] Compiling memoffset v0.6.5 [INFO] [stderr] Checking async-channel v1.6.1 [INFO] [stderr] Compiling parking_lot_core v0.8.5 [INFO] [stderr] Compiling crossbeam-utils v0.8.8 [INFO] [stderr] Compiling serde_derive v1.0.137 [INFO] [stderr] Compiling crossbeam-epoch v0.9.8 [INFO] [stderr] Checking atomic-waker v1.0.0 [INFO] [stderr] Compiling serde v1.0.137 [INFO] [stderr] Compiling signal-hook v0.3.14 [INFO] [stderr] Compiling backtrace v0.3.65 [INFO] [stderr] Checking miniz_oxide v0.5.3 [INFO] [stderr] Checking spin v0.9.3 [INFO] [stderr] Compiling quote v1.0.18 [INFO] [stderr] Checking getrandom v0.2.6 [INFO] [stderr] Checking socket2 v0.4.4 [INFO] [stderr] Checking polling v2.2.0 [INFO] [stderr] Checking blocking v1.2.0 [INFO] [stderr] Checking signal-hook-registry v1.4.0 [INFO] [stderr] Checking async-io v1.7.0 [INFO] [stderr] Checking nanorand v0.7.0 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Checking async-executor v1.4.1 [INFO] [stderr] Checking parking_lot v0.11.2 [INFO] [stderr] Checking num_cpus v1.13.1 [INFO] [stderr] Checking async-lock v2.5.0 [INFO] [stderr] Checking object v0.28.4 [INFO] [stderr] Checking futures-sink v0.3.21 [INFO] [stderr] Checking ppv-lite86 v0.2.16 [INFO] [stderr] Checking regex-syntax v0.6.26 [INFO] [stderr] Checking futures-micro v0.3.1 [INFO] [stderr] Compiling futures-util v0.3.21 [INFO] [stderr] Compiling async-trait v0.1.56 [INFO] [stderr] Checking async-fs v1.5.0 [INFO] [stderr] Checking async-oneshot v0.4.2 [INFO] [stderr] Checking async-process v1.4.0 [INFO] [stderr] Checking async-net v1.6.1 [INFO] [stderr] Checking crossbeam-deque v0.8.1 [INFO] [stderr] Checking futures-intrusive v0.4.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking thread_local v1.1.4 [INFO] [stderr] Checking rtrb v0.1.4 [INFO] [stderr] Checking smol-timeout v0.6.0 [INFO] [stderr] Checking smol v1.2.5 [INFO] [stderr] Checking dashmap v4.0.2 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking regex v1.5.6 [INFO] [stderr] Checking env_logger v0.8.4 [INFO] [stderr] Compiling pin-project-internal v1.0.10 [INFO] [stderr] Compiling thiserror-impl v1.0.31 [INFO] [stderr] Compiling futures-macro v0.3.21 [INFO] [stderr] Compiling derivative v2.2.0 [INFO] [stderr] Compiling async-recursion v1.0.0 [INFO] [stderr] Checking thiserror v1.0.31 [INFO] [stderr] Checking pin-project v1.0.10 [INFO] [stderr] Checking flume v0.10.12 [INFO] [stderr] Checking smolscale v0.3.24 [INFO] [stderr] Checking bincode v1.3.3 [INFO] [stderr] Checking stdcode v0.1.7 [INFO] [stderr] Checking melnet v0.2.27 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `Future` is imported redundantly [INFO] [stdout] --> src/pipeline.rs:5:36 [INFO] [stdout] | [INFO] [stdout] 5 | use futures_util::{future::Shared, Future, FutureExt}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 6 | use smol::prelude::*; [INFO] [stdout] | ---------------- the item `Future` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `SliceRandom` is imported redundantly [INFO] [stdout] --> src/lib.rs:33:5 [INFO] [stdout] | [INFO] [stdout] 32 | use rand::prelude::*; [INFO] [stdout] | ---------------- the item `SliceRandom` is already imported here [INFO] [stdout] 33 | use rand::seq::SliceRandom; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `thread_rng` is imported redundantly [INFO] [stdout] --> src/lib.rs:34:5 [INFO] [stdout] | [INFO] [stdout] 32 | use rand::prelude::*; [INFO] [stdout] | ---------------- the item `thread_rng` is already imported here [INFO] [stdout] 33 | use rand::seq::SliceRandom; [INFO] [stdout] 34 | use rand::thread_rng; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Future` is imported redundantly [INFO] [stdout] --> src/pipeline.rs:5:36 [INFO] [stdout] | [INFO] [stdout] 5 | use futures_util::{future::Shared, Future, FutureExt}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 6 | use smol::prelude::*; [INFO] [stdout] | ---------------- the item `Future` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `SliceRandom` is imported redundantly [INFO] [stdout] --> src/lib.rs:33:5 [INFO] [stdout] | [INFO] [stdout] 32 | use rand::prelude::*; [INFO] [stdout] | ---------------- the item `SliceRandom` is already imported here [INFO] [stdout] 33 | use rand::seq::SliceRandom; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `thread_rng` is imported redundantly [INFO] [stdout] --> src/lib.rs:34:5 [INFO] [stdout] | [INFO] [stdout] 32 | use rand::prelude::*; [INFO] [stdout] | ---------------- the item `thread_rng` is already imported here [INFO] [stdout] 33 | use rand::seq::SliceRandom; [INFO] [stdout] 34 | use rand::thread_rng; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 41.82s [INFO] running `Command { std: "docker" "inspect" "625869c69e5092ddb0aee6d006eac10f6aecd293536d9a403e5fcbf307c61dca", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "625869c69e5092ddb0aee6d006eac10f6aecd293536d9a403e5fcbf307c61dca", kill_on_drop: false }` [INFO] [stdout] 625869c69e5092ddb0aee6d006eac10f6aecd293536d9a403e5fcbf307c61dca [INFO] checking melnet-0.2.27 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never [INFO] extracting crate melnet 0.2.27 into /workspace/builds/worker-3-tc2/source [INFO] validating manifest of crates.io crate melnet 0.2.27 on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate melnet 0.2.27 [INFO] finished tweaking crates.io crate melnet 0.2.27 [INFO] tweaked toml for crates.io crate melnet 0.2.27 written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] crate crates.io crate melnet 0.2.27 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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 222fd01291e55f43646ecd575cb70161a282b91478dad2d4557920e53608e5ed [INFO] running `Command { std: "docker" "start" "-a" "222fd01291e55f43646ecd575cb70161a282b91478dad2d4557920e53608e5ed", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "222fd01291e55f43646ecd575cb70161a282b91478dad2d4557920e53608e5ed", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "222fd01291e55f43646ecd575cb70161a282b91478dad2d4557920e53608e5ed", kill_on_drop: false }` [INFO] [stdout] 222fd01291e55f43646ecd575cb70161a282b91478dad2d4557920e53608e5ed [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ebcc9cc3e5d7a6b349569f715ee8683fffec164be89c183b76564d8bf17afa43 [INFO] running `Command { std: "docker" "start" "-a" "ebcc9cc3e5d7a6b349569f715ee8683fffec164be89c183b76564d8bf17afa43", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.126 [INFO] [stderr] Compiling proc-macro2 v1.0.39 [INFO] [stderr] Compiling unicode-ident v1.0.0 [INFO] [stderr] Compiling syn v1.0.96 [INFO] [stderr] Checking cache-padded v1.2.0 [INFO] [stderr] Checking once_cell v1.12.0 [INFO] [stderr] Checking parking v2.0.0 [INFO] [stderr] Checking fastrand v1.7.0 [INFO] [stderr] Checking concurrent-queue v1.2.2 [INFO] [stderr] Checking waker-fn v1.1.0 [INFO] [stderr] Checking futures-io v0.3.21 [INFO] [stderr] Checking event-listener v2.5.2 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Checking async-task v4.2.0 [INFO] [stderr] Checking futures-lite v1.12.0 [INFO] [stderr] Compiling memoffset v0.6.5 [INFO] [stderr] Checking async-channel v1.6.1 [INFO] [stderr] Checking lock_api v0.4.7 [INFO] [stderr] Compiling parking_lot_core v0.8.5 [INFO] [stderr] Compiling crossbeam-utils v0.8.8 [INFO] [stderr] Compiling serde_derive v1.0.137 [INFO] [stderr] Compiling crossbeam-epoch v0.9.8 [INFO] [stderr] Compiling serde v1.0.137 [INFO] [stderr] Checking atomic-waker v1.0.0 [INFO] [stderr] Compiling signal-hook v0.3.14 [INFO] [stderr] Compiling backtrace v0.3.65 [INFO] [stderr] Checking miniz_oxide v0.5.3 [INFO] [stderr] Checking spin v0.9.3 [INFO] [stderr] Checking async-lock v2.5.0 [INFO] [stderr] Compiling quote v1.0.18 [INFO] [stderr] Checking getrandom v0.2.6 [INFO] [stderr] Checking polling v2.2.0 [INFO] [stderr] Checking socket2 v0.4.4 [INFO] [stderr] Checking signal-hook-registry v1.4.0 [INFO] [stderr] Checking blocking v1.2.0 [INFO] [stderr] Checking nanorand v0.7.0 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Checking async-executor v1.4.1 [INFO] [stderr] Checking async-io v1.7.0 [INFO] [stderr] Checking num_cpus v1.13.1 [INFO] [stderr] Checking parking_lot v0.11.2 [INFO] [stderr] Checking object v0.28.4 [INFO] [stderr] Compiling futures-util v0.3.21 [INFO] [stderr] Checking futures-sink v0.3.21 [INFO] [stderr] Checking regex-syntax v0.6.26 [INFO] [stderr] Compiling async-trait v0.1.56 [INFO] [stderr] Checking futures-micro v0.3.1 [INFO] [stderr] Checking ppv-lite86 v0.2.16 [INFO] [stderr] Checking futures-intrusive v0.4.0 [INFO] [stderr] Checking async-oneshot v0.4.2 [INFO] [stderr] Checking async-net v1.6.1 [INFO] [stderr] Checking async-process v1.4.0 [INFO] [stderr] Checking crossbeam-deque v0.8.1 [INFO] [stderr] Checking async-fs v1.5.0 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking thread_local v1.1.4 [INFO] [stderr] Checking rtrb v0.1.4 [INFO] [stderr] Checking smol-timeout v0.6.0 [INFO] [stderr] Checking dashmap v4.0.2 [INFO] [stderr] Checking smol v1.2.5 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking regex v1.5.6 [INFO] [stderr] Checking env_logger v0.8.4 [INFO] [stderr] Compiling pin-project-internal v1.0.10 [INFO] [stderr] Compiling futures-macro v0.3.21 [INFO] [stderr] Compiling thiserror-impl v1.0.31 [INFO] [stderr] Compiling async-recursion v1.0.0 [INFO] [stderr] Compiling derivative v2.2.0 [INFO] [stderr] Checking pin-project v1.0.10 [INFO] [stderr] Checking thiserror v1.0.31 [INFO] [stderr] Checking flume v0.10.12 [INFO] [stderr] Checking smolscale v0.3.24 [INFO] [stderr] Checking bincode v1.3.3 [INFO] [stderr] Checking stdcode v0.1.7 [INFO] [stderr] Checking melnet v0.2.27 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `Future` is imported redundantly [INFO] [stdout] --> src/pipeline.rs:5:36 [INFO] [stdout] | [INFO] [stdout] 5 | use futures_util::{future::Shared, Future, FutureExt}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 6 | use smol::prelude::*; [INFO] [stdout] | ---------------- the item `Future` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `SliceRandom` is imported redundantly [INFO] [stdout] --> src/lib.rs:33:5 [INFO] [stdout] | [INFO] [stdout] 32 | use rand::prelude::*; [INFO] [stdout] | ---------------- the item `SliceRandom` is already imported here [INFO] [stdout] 33 | use rand::seq::SliceRandom; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `thread_rng` is imported redundantly [INFO] [stdout] --> src/lib.rs:34:5 [INFO] [stdout] | [INFO] [stdout] 32 | use rand::prelude::*; [INFO] [stdout] | ---------------- the item `thread_rng` is already imported here [INFO] [stdout] 33 | use rand::seq::SliceRandom; [INFO] [stdout] 34 | use rand::thread_rng; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Future` is imported redundantly [INFO] [stdout] --> src/pipeline.rs:5:36 [INFO] [stdout] | [INFO] [stdout] 5 | use futures_util::{future::Shared, Future, FutureExt}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 6 | use smol::prelude::*; [INFO] [stdout] | ---------------- the item `Future` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `SliceRandom` is imported redundantly [INFO] [stdout] --> src/lib.rs:33:5 [INFO] [stdout] | [INFO] [stdout] 32 | use rand::prelude::*; [INFO] [stdout] | ---------------- the item `SliceRandom` is already imported here [INFO] [stdout] 33 | use rand::seq::SliceRandom; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `thread_rng` is imported redundantly [INFO] [stdout] --> src/lib.rs:34:5 [INFO] [stdout] | [INFO] [stdout] 32 | use rand::prelude::*; [INFO] [stdout] | ---------------- the item `thread_rng` is already imported here [INFO] [stdout] 33 | use rand::seq::SliceRandom; [INFO] [stdout] 34 | use rand::thread_rng; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the trait bound `!: DeserializeOwned` is not satisfied [INFO] [stdout] --> src/bin/mngossip.rs:52:9 [INFO] [stdout] | [INFO] [stdout] 52 | melnet::request(neigh, "gossip", "gossip", req.clone()).await?; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `for<'de> Deserialize<'de>` is not implemented for `!`, which is required by `!: DeserializeOwned` [INFO] [stdout] | [INFO] [stdout] = note: this error might have been caused by changes to Rust's type-inference algorithm (see issue #48950 for more information) [INFO] [stdout] = help: did you intend to use the type `()` here instead? [INFO] [stdout] = note: required for `!` to implement `DeserializeOwned` [INFO] [stdout] note: required by a bound in `request` [INFO] [stdout] --> /opt/rustwide/workdir/src/client.rs:21:58 [INFO] [stdout] | [INFO] [stdout] 21 | pub async fn request( [INFO] [stdout] | ^^^^^^^^^^^^^^^^ required by this bound in `request` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the trait bound `!: DeserializeOwned` is not satisfied [INFO] [stdout] --> src/bin/mngossip.rs:52:9 [INFO] [stdout] | [INFO] [stdout] 52 | melnet::request(neigh, "gossip", "gossip", req.clone()).await?; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `for<'de> Deserialize<'de>` is not implemented for `!`, which is required by `!: DeserializeOwned` [INFO] [stdout] | [INFO] [stdout] = note: this error might have been caused by changes to Rust's type-inference algorithm (see issue #48950 for more information) [INFO] [stdout] = help: did you intend to use the type `()` here instead? [INFO] [stdout] = note: required for `!` to implement `DeserializeOwned` [INFO] [stdout] note: required by a bound in `request` [INFO] [stdout] --> /opt/rustwide/workdir/src/client.rs:21:58 [INFO] [stdout] | [INFO] [stdout] 21 | pub async fn request( [INFO] [stdout] | ^^^^^^^^^^^^^^^^ required by this bound in `request` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0277`. [INFO] [stdout] [INFO] [stderr] error: could not compile `melnet` (bin "mngossip" test) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0277`. [INFO] [stdout] [INFO] [stderr] error: could not compile `melnet` (bin "mngossip") due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "ebcc9cc3e5d7a6b349569f715ee8683fffec164be89c183b76564d8bf17afa43", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ebcc9cc3e5d7a6b349569f715ee8683fffec164be89c183b76564d8bf17afa43", kill_on_drop: false }` [INFO] [stdout] ebcc9cc3e5d7a6b349569f715ee8683fffec164be89c183b76564d8bf17afa43