[INFO] cloning repository https://github.com/luksab/udp_tcp_proxy [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/luksab/udp_tcp_proxy" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluksab%2Fudp_tcp_proxy", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluksab%2Fudp_tcp_proxy'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 410263c9910de1210b699481f995d58ba3559000 [INFO] checking luksab/udp_tcp_proxy against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluksab%2Fudp_tcp_proxy" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/luksab/udp_tcp_proxy on toolchain 22572d0994593197593e2a1b7b18d720a9a349a7 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/luksab/udp_tcp_proxy [INFO] finished tweaking git repo https://github.com/luksab/udp_tcp_proxy [INFO] tweaked toml for git repo https://github.com/luksab/udp_tcp_proxy written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/luksab/udp_tcp_proxy 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" "+22572d0994593197593e2a1b7b18d720a9a349a7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"` [INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest [INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest [INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded bus v2.2.3 [INFO] [stderr] Downloaded atomic-option v0.1.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 127080e71baf7cc9518c265f84311be5fa10da2036a383b75315b3e126675751 [INFO] running `Command { std: "docker" "start" "-a" "127080e71baf7cc9518c265f84311be5fa10da2036a383b75315b3e126675751", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "127080e71baf7cc9518c265f84311be5fa10da2036a383b75315b3e126675751", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "127080e71baf7cc9518c265f84311be5fa10da2036a383b75315b3e126675751", kill_on_drop: false }` [INFO] [stdout] 127080e71baf7cc9518c265f84311be5fa10da2036a383b75315b3e126675751 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+22572d0994593197593e2a1b7b18d720a9a349a7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2eb8bc1cf2a48abc5440b842db03b3cd219f6d1ec237f2b65984bdd35e9382af [INFO] running `Command { std: "docker" "start" "-a" "2eb8bc1cf2a48abc5440b842db03b3cd219f6d1ec237f2b65984bdd35e9382af", kill_on_drop: false }` [INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"` [INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest [INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest [INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions [INFO] [stderr] Compiling libc v0.2.118 [INFO] [stderr] Compiling proc-macro2 v1.0.36 [INFO] [stderr] Checking smallvec v1.8.0 [INFO] [stderr] Compiling syn v1.0.86 [INFO] [stderr] Compiling parking_lot_core v0.9.1 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Checking unicode-width v0.1.9 [INFO] [stderr] Compiling unicode-segmentation v1.9.0 [INFO] [stderr] Checking once_cell v1.9.0 [INFO] [stderr] Checking pin-project-lite v0.2.8 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Checking ansi_term v0.12.1 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking lock_api v0.4.6 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Checking fastrand v1.7.0 [INFO] [stderr] Checking atomic-option v0.1.2 [INFO] [stderr] Checking server v0.1.0 (/opt/rustwide/workdir/server) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> server/src/main.rs:9:9 [INFO] [stdout] | [INFO] [stdout] 9 | let mut buf = [0; BUFFER_SIZE]; [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: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> server/src/main.rs:9:9 [INFO] [stdout] | [INFO] [stdout] 9 | let mut buf = [0; BUFFER_SIZE]; [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: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling heck v0.3.3 [INFO] [stderr] Checking crossbeam-channel v0.4.4 [INFO] [stderr] Compiling quote v1.0.15 [INFO] [stderr] Checking num_cpus v1.13.1 [INFO] [stderr] Checking signal-hook-registry v1.4.0 [INFO] [stderr] Checking socket2 v0.4.4 [INFO] [stderr] Checking mio v0.8.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking parking_lot_core v0.7.2 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking parking_lot v0.12.0 [INFO] [stderr] Checking bus v2.2.3 [INFO] [stderr] Checking proxy v0.1.0 (/opt/rustwide/workdir/proxy) [INFO] [stderr] Compiling tokio-macros v1.7.0 [INFO] [stderr] Compiling structopt-derive v0.4.18 [INFO] [stderr] Checking tokio v1.17.0 [INFO] [stderr] Checking structopt v0.3.26 [INFO] [stderr] Checking tokio_server v0.1.0 (/opt/rustwide/workdir/tokio_server) [INFO] [stderr] Checking tokio_proxy v0.1.0 (/opt/rustwide/workdir/tokio_proxy) [INFO] [stderr] Checking tokio_client v0.1.0 (/opt/rustwide/workdir/tokio_client) [INFO] [stdout] warning: unused import: `std::time::Instant` [INFO] [stdout] --> tokio_client/src/main.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::time::Instant; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `AsyncWriteExt` [INFO] [stdout] --> tokio_client/src/main.rs:6:31 [INFO] [stdout] | [INFO] [stdout] 6 | use tokio::io::{AsyncReadExt, AsyncWriteExt}; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `tokio::net::TcpListener` [INFO] [stdout] --> tokio_client/src/main.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use tokio::net::TcpListener; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::time::Instant` [INFO] [stdout] --> tokio_client/src/main.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::time::Instant; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `AsyncWriteExt` [INFO] [stdout] --> tokio_client/src/main.rs:6:31 [INFO] [stdout] | [INFO] [stdout] 6 | use tokio::io::{AsyncReadExt, AsyncWriteExt}; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `tokio::net::TcpListener` [INFO] [stdout] --> tokio_client/src/main.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use tokio::net::TcpListener; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::sync::Mutex` [INFO] [stdout] --> tokio_proxy/src/main.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::sync::Mutex; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::time::Instant` [INFO] [stdout] --> tokio_proxy/src/main.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::time::Instant; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::vec` [INFO] [stdout] --> tokio_proxy/src/main.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use std::vec; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `AsyncReadExt` [INFO] [stdout] --> tokio_proxy/src/main.rs:8:17 [INFO] [stdout] | [INFO] [stdout] 8 | use tokio::io::{AsyncReadExt, AsyncWriteExt}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `tokio::sync::RwLock` [INFO] [stdout] --> tokio_proxy/src/main.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | use tokio::sync::RwLock; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::sync::Mutex` [INFO] [stdout] --> tokio_proxy/src/main.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::sync::Mutex; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::time::Instant` [INFO] [stdout] --> tokio_proxy/src/main.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::time::Instant; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::vec` [INFO] [stdout] --> tokio_proxy/src/main.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use std::vec; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `AsyncReadExt` [INFO] [stdout] --> tokio_proxy/src/main.rs:8:17 [INFO] [stdout] | [INFO] [stdout] 8 | use tokio::io::{AsyncReadExt, AsyncWriteExt}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `tokio::sync::RwLock` [INFO] [stdout] --> tokio_proxy/src/main.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | use tokio::sync::RwLock; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `total_buffer` [INFO] [stdout] --> tokio_proxy/src/main.rs:32:13 [INFO] [stdout] | [INFO] [stdout] 32 | let mut total_buffer = [0; BUFFER_SIZE]; [INFO] [stdout] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_total_buffer` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> tokio_proxy/src/main.rs:32:9 [INFO] [stdout] | [INFO] [stdout] 32 | let mut total_buffer = [0; BUFFER_SIZE]; [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 variable: `total_buffer` [INFO] [stdout] --> tokio_proxy/src/main.rs:32:13 [INFO] [stdout] | [INFO] [stdout] 32 | let mut total_buffer = [0; BUFFER_SIZE]; [INFO] [stdout] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_total_buffer` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> tokio_proxy/src/main.rs:32:9 [INFO] [stdout] | [INFO] [stdout] 32 | let mut total_buffer = [0; BUFFER_SIZE]; [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: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `rx1` [INFO] [stdout] --> tokio_proxy/src/main.rs:72:18 [INFO] [stdout] | [INFO] [stdout] 72 | let (tx, mut rx1) = broadcast::channel(16); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_rx1` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> tokio_proxy/src/main.rs:97:25 [INFO] [stdout] | [INFO] [stdout] 97 | let mut rx2 = tx.subscribe(); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> tokio_proxy/src/main.rs:72:14 [INFO] [stdout] | [INFO] [stdout] 72 | let (tx, mut rx1) = broadcast::channel(16); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `rx1` [INFO] [stdout] --> tokio_proxy/src/main.rs:72:18 [INFO] [stdout] | [INFO] [stdout] 72 | let (tx, mut rx1) = broadcast::channel(16); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_rx1` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> tokio_proxy/src/main.rs:97:25 [INFO] [stdout] | [INFO] [stdout] 97 | let mut rx2 = tx.subscribe(); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> tokio_proxy/src/main.rs:72:14 [INFO] [stdout] | [INFO] [stdout] 72 | let (tx, mut rx1) = broadcast::channel(16); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.12s [INFO] running `Command { std: "docker" "inspect" "2eb8bc1cf2a48abc5440b842db03b3cd219f6d1ec237f2b65984bdd35e9382af", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2eb8bc1cf2a48abc5440b842db03b3cd219f6d1ec237f2b65984bdd35e9382af", kill_on_drop: false }` [INFO] [stdout] 2eb8bc1cf2a48abc5440b842db03b3cd219f6d1ec237f2b65984bdd35e9382af [INFO] checking luksab/udp_tcp_proxy against try#6289438dbad80b1a0029c66dd3f6abf57c2c51be for pr-126452-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluksab%2Fudp_tcp_proxy" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/luksab/udp_tcp_proxy on toolchain 6289438dbad80b1a0029c66dd3f6abf57c2c51be [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/luksab/udp_tcp_proxy [INFO] finished tweaking git repo https://github.com/luksab/udp_tcp_proxy [INFO] tweaked toml for git repo https://github.com/luksab/udp_tcp_proxy written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/luksab/udp_tcp_proxy 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" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"` [INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest [INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest [INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b974c66d9f1fb0964724f5fa744a5c2d075a7994ead914474462a3a91a3584de [INFO] running `Command { std: "docker" "start" "-a" "b974c66d9f1fb0964724f5fa744a5c2d075a7994ead914474462a3a91a3584de", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b974c66d9f1fb0964724f5fa744a5c2d075a7994ead914474462a3a91a3584de", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b974c66d9f1fb0964724f5fa744a5c2d075a7994ead914474462a3a91a3584de", kill_on_drop: false }` [INFO] [stdout] b974c66d9f1fb0964724f5fa744a5c2d075a7994ead914474462a3a91a3584de [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] dd244eb78edd30fd562e871a2fa699ab63803f939272cf1a7643edfe82932048 [INFO] running `Command { std: "docker" "start" "-a" "dd244eb78edd30fd562e871a2fa699ab63803f939272cf1a7643edfe82932048", kill_on_drop: false }` [INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"` [INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest [INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest [INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions [INFO] [stderr] Compiling libc v0.2.118 [INFO] [stderr] Compiling proc-macro2 v1.0.36 [INFO] [stderr] Checking smallvec v1.8.0 [INFO] [stderr] Compiling syn v1.0.86 [INFO] [stderr] Compiling parking_lot_core v0.9.1 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Checking unicode-width v0.1.9 [INFO] [stderr] Checking once_cell v1.9.0 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Checking pin-project-lite v0.2.8 [INFO] [stderr] Compiling unicode-segmentation v1.9.0 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Checking ansi_term v0.12.1 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Checking lock_api v0.4.6 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking fastrand v1.7.0 [INFO] [stderr] Checking atomic-option v0.1.2 [INFO] [stderr] Checking server v0.1.0 (/opt/rustwide/workdir/server) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> server/src/main.rs:9:9 [INFO] [stdout] | [INFO] [stdout] 9 | let mut buf = [0; BUFFER_SIZE]; [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] --> server/src/main.rs:9:9 [INFO] [stdout] | [INFO] [stdout] 9 | let mut buf = [0; BUFFER_SIZE]; [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: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling heck v0.3.3 [INFO] [stderr] Compiling quote v1.0.15 [INFO] [stderr] Checking crossbeam-channel v0.4.4 [INFO] [stderr] Checking num_cpus v1.13.1 [INFO] [stderr] Checking signal-hook-registry v1.4.0 [INFO] [stderr] Checking mio v0.8.0 [INFO] [stderr] Checking socket2 v0.4.4 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking parking_lot_core v0.7.2 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking parking_lot v0.12.0 [INFO] [stderr] Checking bus v2.2.3 [INFO] [stderr] Checking proxy v0.1.0 (/opt/rustwide/workdir/proxy) [INFO] [stderr] Compiling tokio-macros v1.7.0 [INFO] [stderr] Compiling structopt-derive v0.4.18 [INFO] [stderr] Checking tokio v1.17.0 [INFO] [stderr] Checking structopt v0.3.26 [INFO] [stderr] Checking tokio_client v0.1.0 (/opt/rustwide/workdir/tokio_client) [INFO] [stderr] Checking tokio_server v0.1.0 (/opt/rustwide/workdir/tokio_server) [INFO] [stderr] Checking tokio_proxy v0.1.0 (/opt/rustwide/workdir/tokio_proxy) [INFO] [stdout] warning: unused import: `std::time::Instant` [INFO] [stdout] --> tokio_client/src/main.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::time::Instant; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `AsyncWriteExt` [INFO] [stdout] --> tokio_client/src/main.rs:6:31 [INFO] [stdout] | [INFO] [stdout] 6 | use tokio::io::{AsyncReadExt, AsyncWriteExt}; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `tokio::net::TcpListener` [INFO] [stdout] --> tokio_client/src/main.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use tokio::net::TcpListener; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::sync::Mutex` [INFO] [stdout] --> tokio_proxy/src/main.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::sync::Mutex; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::time::Instant` [INFO] [stdout] --> tokio_proxy/src/main.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::time::Instant; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::vec` [INFO] [stdout] --> tokio_proxy/src/main.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use std::vec; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `AsyncReadExt` [INFO] [stdout] --> tokio_proxy/src/main.rs:8:17 [INFO] [stdout] | [INFO] [stdout] 8 | use tokio::io::{AsyncReadExt, AsyncWriteExt}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `tokio::sync::RwLock` [INFO] [stdout] --> tokio_proxy/src/main.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | use tokio::sync::RwLock; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::time::Instant` [INFO] [stdout] --> tokio_client/src/main.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::time::Instant; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `AsyncWriteExt` [INFO] [stdout] --> tokio_client/src/main.rs:6:31 [INFO] [stdout] | [INFO] [stdout] 6 | use tokio::io::{AsyncReadExt, AsyncWriteExt}; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `tokio::net::TcpListener` [INFO] [stdout] --> tokio_client/src/main.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use tokio::net::TcpListener; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `total_buffer` [INFO] [stdout] --> tokio_proxy/src/main.rs:32:13 [INFO] [stdout] | [INFO] [stdout] 32 | let mut total_buffer = [0; BUFFER_SIZE]; [INFO] [stdout] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_total_buffer` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> tokio_proxy/src/main.rs:32:9 [INFO] [stdout] | [INFO] [stdout] 32 | let mut total_buffer = [0; BUFFER_SIZE]; [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: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `rx1` [INFO] [stdout] --> tokio_proxy/src/main.rs:72:18 [INFO] [stdout] | [INFO] [stdout] 72 | let (tx, mut rx1) = broadcast::channel(16); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_rx1` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::sync::Mutex` [INFO] [stdout] --> tokio_proxy/src/main.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::sync::Mutex; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::time::Instant` [INFO] [stdout] --> tokio_proxy/src/main.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::time::Instant; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::vec` [INFO] [stdout] --> tokio_proxy/src/main.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use std::vec; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `AsyncReadExt` [INFO] [stdout] --> tokio_proxy/src/main.rs:8:17 [INFO] [stdout] | [INFO] [stdout] 8 | use tokio::io::{AsyncReadExt, AsyncWriteExt}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `tokio::sync::RwLock` [INFO] [stdout] --> tokio_proxy/src/main.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | use tokio::sync::RwLock; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> tokio_proxy/src/main.rs:97:25 [INFO] [stdout] | [INFO] [stdout] 97 | let mut rx2 = tx.subscribe(); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> tokio_proxy/src/main.rs:72:14 [INFO] [stdout] | [INFO] [stdout] 72 | let (tx, mut rx1) = broadcast::channel(16); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `total_buffer` [INFO] [stdout] --> tokio_proxy/src/main.rs:32:13 [INFO] [stdout] | [INFO] [stdout] 32 | let mut total_buffer = [0; BUFFER_SIZE]; [INFO] [stdout] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_total_buffer` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> tokio_proxy/src/main.rs:32:9 [INFO] [stdout] | [INFO] [stdout] 32 | let mut total_buffer = [0; BUFFER_SIZE]; [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: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `rx1` [INFO] [stdout] --> tokio_proxy/src/main.rs:72:18 [INFO] [stdout] | [INFO] [stdout] 72 | let (tx, mut rx1) = broadcast::channel(16); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_rx1` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> tokio_proxy/src/main.rs:97:25 [INFO] [stdout] | [INFO] [stdout] 97 | let mut rx2 = tx.subscribe(); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> tokio_proxy/src/main.rs:72:14 [INFO] [stdout] | [INFO] [stdout] 72 | let (tx, mut rx1) = broadcast::channel(16); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.15s [INFO] running `Command { std: "docker" "inspect" "dd244eb78edd30fd562e871a2fa699ab63803f939272cf1a7643edfe82932048", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dd244eb78edd30fd562e871a2fa699ab63803f939272cf1a7643edfe82932048", kill_on_drop: false }` [INFO] [stdout] dd244eb78edd30fd562e871a2fa699ab63803f939272cf1a7643edfe82932048