[INFO] cloning repository https://github.com/sanjitako/tun2socks_demo [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sanjitako/tun2socks_demo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsanjitako%2Ftun2socks_demo", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsanjitako%2Ftun2socks_demo'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] a238bdbd53d3d07708f56a88f4edd8ee68c22c57 [INFO] checking sanjitako/tun2socks_demo against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsanjitako%2Ftun2socks_demo" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/sanjitako/tun2socks_demo 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 git repo https://github.com/sanjitako/tun2socks_demo [INFO] finished tweaking git repo https://github.com/sanjitako/tun2socks_demo [INFO] tweaked toml for git repo https://github.com/sanjitako/tun2socks_demo written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/sanjitako/tun2socks_demo 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 git repository `https://github.com/sanjitako/protosocks` [INFO] [stderr] Updating git repository `https://github.com/sanjitako/ustcp` [INFO] [stderr] Updating git repository `https://github.com/sanjitako/smoltcp` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Updating git repository `https://github.com/wzhd/trilock.git` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded managed v0.8.0 [INFO] [stderr] Downloaded tokio-fd v0.3.0 [INFO] [stderr] Downloaded ioctl-sys v0.5.2 [INFO] [stderr] Downloaded tun v0.4.4 [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] f2b082adf0eaf33a975d26e807b17a6d8dcbfd59858b0b15b4a476ce3c61e774 [INFO] running `Command { std: "docker" "start" "-a" "f2b082adf0eaf33a975d26e807b17a6d8dcbfd59858b0b15b4a476ce3c61e774", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f2b082adf0eaf33a975d26e807b17a6d8dcbfd59858b0b15b4a476ce3c61e774", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f2b082adf0eaf33a975d26e807b17a6d8dcbfd59858b0b15b4a476ce3c61e774", kill_on_drop: false }` [INFO] [stdout] f2b082adf0eaf33a975d26e807b17a6d8dcbfd59858b0b15b4a476ce3c61e774 [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] 7aa640bb57aa12ac349f72bcafe947e9d45ddc5e207d1dd85a02e62c94afea01 [INFO] running `Command { std: "docker" "start" "-a" "7aa640bb57aa12ac349f72bcafe947e9d45ddc5e207d1dd85a02e62c94afea01", kill_on_drop: false }` [INFO] [stderr] Compiling serde v1.0.126 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Compiling tokio v1.6.1 [INFO] [stderr] Compiling futures-channel v0.3.15 [INFO] [stderr] Compiling backtrace v0.3.59 [INFO] [stderr] Checking signal-hook-registry v1.4.0 [INFO] [stderr] Checking gimli v0.24.0 [INFO] [stderr] Compiling doc-comment v0.3.3 [INFO] [stderr] Checking object v0.24.0 [INFO] [stderr] Checking rustc-demangle v0.1.19 [INFO] [stderr] Compiling snafu-derive v0.6.10 [INFO] [stderr] Compiling pin-project-internal v1.0.7 [INFO] [stderr] Compiling tracing-attributes v0.1.15 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Checking quick-error v1.2.3 [INFO] [stderr] Checking managed v0.8.0 [INFO] [stderr] Compiling unicode-segmentation v1.7.1 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Checking smoltcp v0.7.0 (https://github.com/sanjitako/smoltcp#d59f9289) [INFO] [stderr] Checking ioctl-sys v0.5.2 [INFO] [stderr] Compiling argh_shared v0.1.4 [INFO] [stderr] Checking env_logger v0.7.1 [INFO] [stderr] Compiling num-derive v0.3.3 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Checking futures-util v0.3.15 [INFO] [stderr] Compiling heck v0.3.3 [INFO] [stderr] Checking trilock v0.1.0 (https://github.com/wzhd/trilock.git#dc5b657f) [INFO] [stderr] Checking managed v0.7.2 [INFO] [stderr] Checking pretty_env_logger v0.4.0 [INFO] [stderr] Compiling argh_derive v0.1.4 [INFO] [stderr] Checking pin-project v1.0.7 [INFO] [stderr] Checking snafu v0.6.10 [INFO] [stderr] Checking tracing v0.1.26 [INFO] [stderr] Checking tracing-futures v0.2.5 [INFO] [stderr] Checking addr2line v0.15.1 [INFO] [stderr] Checking argh v0.1.4 [INFO] [stderr] Checking error-chain v0.11.0 [INFO] [stderr] Checking tun v0.4.4 [INFO] [stderr] Checking futures-executor v0.3.15 [INFO] [stderr] Checking futures v0.3.15 [INFO] [stderr] Checking bytes v1.0.1 [INFO] [stderr] Checking protosocks v0.7.0 (https://github.com/sanjitako/protosocks?branch=develop#478261dd) [INFO] [stderr] Checking tokio-stream v0.1.6 [INFO] [stderr] Checking tokio-fd v0.3.0 [INFO] [stderr] Checking tokio-util v0.6.7 [INFO] [stderr] Checking ustunet v0.2.0 (https://github.com/sanjitako/ustcp#9dcf6883) [INFO] [stderr] Checking tun2socks_demo v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `future::Select` [INFO] [stdout] --> src/main.rs:6:15 [INFO] [stdout] | [INFO] [stdout] 6 | use futures::{future::Select, StreamExt}; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `AuthReplyRepr`, `ProtocolDecoder`, `Reply::Method`, `Reply`, `Request`, `SocksAddr` [INFO] [stdout] --> src/main.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | AuthReplyRepr, CmdRepr, Method::NoAuth, MethodPacket, MethodRepr, MethodsRepr, ProtocolDecoder, [INFO] [stdout] | ^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^ [INFO] [stdout] 9 | ProtocolEncoder, Rep::Success, RepPacket, RepRepr, Reply, Reply::Method, Request, SocksAddr, [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^ ^^^^^^^ ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `future::Select` [INFO] [stdout] --> src/main.rs:6:15 [INFO] [stdout] | [INFO] [stdout] 6 | use futures::{future::Select, StreamExt}; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `AuthReplyRepr`, `ProtocolDecoder`, `Reply::Method`, `Reply`, `Request`, `SocksAddr` [INFO] [stdout] --> src/main.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | AuthReplyRepr, CmdRepr, Method::NoAuth, MethodPacket, MethodRepr, MethodsRepr, ProtocolDecoder, [INFO] [stdout] | ^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^ [INFO] [stdout] 9 | ProtocolEncoder, Rep::Success, RepPacket, RepRepr, Reply, Reply::Method, Request, SocksAddr, [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^ ^^^^^^^ ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:43:20 [INFO] [stdout] | [INFO] [stdout] 43 | while let Some(mut stream) = server.next().await { [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:43:20 [INFO] [stdout] | [INFO] [stdout] 43 | while let Some(mut stream) = server.next().await { [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:105:5 [INFO] [stdout] | [INFO] [stdout] 105 | socks5_stream.set_nodelay(true); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 105 | let _ = socks5_stream.set_nodelay(true); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:105:5 [INFO] [stdout] | [INFO] [stdout] 105 | socks5_stream.set_nodelay(true); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 105 | let _ = socks5_stream.set_nodelay(true); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.91s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: smoltcp v0.7.0 (https://github.com/sanjitako/smoltcp#d59f9289) [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 4` [INFO] running `Command { std: "docker" "inspect" "7aa640bb57aa12ac349f72bcafe947e9d45ddc5e207d1dd85a02e62c94afea01", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7aa640bb57aa12ac349f72bcafe947e9d45ddc5e207d1dd85a02e62c94afea01", kill_on_drop: false }` [INFO] [stdout] 7aa640bb57aa12ac349f72bcafe947e9d45ddc5e207d1dd85a02e62c94afea01