[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#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu [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 1f12b9b0fdbe735968ac002792a720f0ba4faca6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "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 rustc-demangle v0.1.19 [INFO] [stderr] Downloaded tokio-stream v0.1.6 [INFO] [stderr] Downloaded tokio-macros v1.2.0 [INFO] [stderr] Downloaded argh_shared v0.1.4 [INFO] [stderr] Downloaded tun v0.4.4 [INFO] [stderr] Downloaded argh_derive v0.1.4 [INFO] [stderr] Downloaded managed v0.7.2 [INFO] [stderr] Downloaded backtrace v0.3.59 [INFO] [stderr] Downloaded argh v0.1.4 [INFO] [stderr] Downloaded managed v0.8.0 [INFO] [stderr] Downloaded tokio-fd v0.3.0 [INFO] [stderr] Downloaded addr2line v0.15.1 [INFO] [stderr] Downloaded tokio v1.6.1 [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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2ee3512dd7fe111377415de6b671e1ef7aa049af9e51642231cbf275313fb34c [INFO] running `Command { std: "docker" "start" "-a" "2ee3512dd7fe111377415de6b671e1ef7aa049af9e51642231cbf275313fb34c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2ee3512dd7fe111377415de6b671e1ef7aa049af9e51642231cbf275313fb34c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2ee3512dd7fe111377415de6b671e1ef7aa049af9e51642231cbf275313fb34c", kill_on_drop: false }` [INFO] [stdout] 2ee3512dd7fe111377415de6b671e1ef7aa049af9e51642231cbf275313fb34c [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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5dc3693e14df1ca96e1bd0952a90ab6f47216c851a48330c99afc779e9e4370c [INFO] running `Command { std: "docker" "start" "-a" "5dc3693e14df1ca96e1bd0952a90ab6f47216c851a48330c99afc779e9e4370c", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.27 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.72 [INFO] [stderr] Compiling libc v0.2.95 [INFO] [stderr] Compiling memchr v2.4.0 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Checking pin-project-lite v0.2.6 [INFO] [stderr] Compiling serde v1.0.126 [INFO] [stderr] Compiling futures-core v0.3.15 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Checking smallvec v1.6.1 [INFO] [stderr] Compiling proc-macro-hack v0.5.19 [INFO] [stderr] Checking futures-sink v0.3.15 [INFO] [stderr] Compiling proc-macro-nested v0.1.7 [INFO] [stderr] Checking instant v0.1.9 [INFO] [stderr] Compiling futures-channel v0.3.15 [INFO] [stderr] Checking lock_api v0.4.4 [INFO] [stderr] Compiling futures-task v0.3.15 [INFO] [stderr] Compiling cc v1.0.68 [INFO] [stderr] Checking gimli v0.24.0 [INFO] [stderr] Checking adler v1.0.2 [INFO] [stderr] Compiling doc-comment v0.3.3 [INFO] [stderr] Checking once_cell v1.7.2 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking slab v0.4.3 [INFO] [stderr] Checking object v0.24.0 [INFO] [stderr] Compiling futures-macro v0.3.15 [INFO] [stderr] Compiling tokio v1.6.1 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Compiling futures-util v0.3.15 [INFO] [stderr] Checking futures-io v0.3.15 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Checking rustc-demangle v0.1.19 [INFO] [stderr] Checking tracing-core v0.1.18 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Checking regex-syntax v0.6.25 [INFO] [stderr] Compiling unicode-segmentation v1.7.1 [INFO] [stderr] Checking quick-error v1.2.3 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Checking managed v0.8.0 [INFO] [stderr] Compiling serde_derive v1.0.126 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking aho-corasick v0.7.18 [INFO] [stderr] Checking parking_lot_core v0.8.3 [INFO] [stderr] Checking signal-hook-registry v1.4.0 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking mio v0.7.11 [INFO] [stderr] Compiling heck v0.3.3 [INFO] [stderr] Checking smoltcp v0.7.0 (https://github.com/sanjitako/smoltcp#d59f9289) [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Checking ioctl-sys v0.5.2 [INFO] [stderr] Compiling argh_shared v0.1.4 [INFO] [stderr] Checking parking_lot v0.11.1 [INFO] [stderr] Checking termcolor v1.1.2 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Compiling backtrace v0.3.59 [INFO] [stderr] Checking managed v0.7.2 [INFO] [stderr] Checking trilock v0.1.0 (https://github.com/wzhd/trilock.git#dc5b657f) [INFO] [stderr] Checking addr2line v0.15.1 [INFO] [stderr] Checking regex v1.5.4 [INFO] [stderr] Checking error-chain v0.11.0 [INFO] [stderr] Checking tun v0.4.4 [INFO] [stderr] Checking bytes v1.0.1 [INFO] [stderr] Checking env_logger v0.7.1 [INFO] [stderr] Checking pretty_env_logger v0.4.0 [INFO] [stderr] Compiling tokio-macros v1.2.0 [INFO] [stderr] Compiling pin-project-internal v1.0.7 [INFO] [stderr] Compiling tracing-attributes v0.1.15 [INFO] [stderr] Compiling snafu-derive v0.6.10 [INFO] [stderr] Compiling argh_derive v0.1.4 [INFO] [stderr] Compiling num-derive v0.3.3 [INFO] [stderr] Checking tracing v0.1.26 [INFO] [stderr] Checking argh v0.1.4 [INFO] [stderr] Checking snafu v0.6.10 [INFO] [stderr] Checking pin-project v1.0.7 [INFO] [stderr] Checking tracing-futures v0.2.5 [INFO] [stderr] Checking protosocks v0.7.0 (https://github.com/sanjitako/protosocks?branch=develop#478261dd) [INFO] [stderr] Checking futures-executor v0.3.15 [INFO] [stderr] Checking futures v0.3.15 [INFO] [stderr] Checking tokio-fd v0.3.0 [INFO] [stderr] Checking tokio-stream v0.1.6 [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 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`, and `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 imports: `AuthReplyRepr`, `ProtocolDecoder`, `Reply::Method`, `Reply`, `Request`, and `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 7.59s [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 1` [INFO] running `Command { std: "docker" "inspect" "5dc3693e14df1ca96e1bd0952a90ab6f47216c851a48330c99afc779e9e4370c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5dc3693e14df1ca96e1bd0952a90ab6f47216c851a48330c99afc779e9e4370c", kill_on_drop: false }` [INFO] [stdout] 5dc3693e14df1ca96e1bd0952a90ab6f47216c851a48330c99afc779e9e4370c