[INFO] fetching crate netmod-tcp 0.4.0... [INFO] checking netmod-tcp-0.4.0 against master#2d3a85b4f8ba7e2554f4d4fee126bc2ac6ee2af4 for pr-84385 [INFO] extracting crate netmod-tcp 0.4.0 into /workspace/builds/worker-2/source [INFO] validating manifest of crates.io crate netmod-tcp 0.4.0 on toolchain 2d3a85b4f8ba7e2554f4d4fee126bc2ac6ee2af4 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+2d3a85b4f8ba7e2554f4d4fee126bc2ac6ee2af4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate netmod-tcp 0.4.0 [INFO] finished tweaking crates.io crate netmod-tcp 0.4.0 [INFO] tweaked toml for crates.io crate netmod-tcp 0.4.0 written to /workspace/builds/worker-2/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+2d3a85b4f8ba7e2554f4d4fee126bc2ac6ee2af4" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+2d3a85b4f8ba7e2554f4d4fee126bc2ac6ee2af4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded blake2 v0.8.1 [INFO] [stderr] Downloaded postcard-cobs v0.1.5-pre [INFO] [stderr] Downloaded postcard v0.4.3 [INFO] [stderr] Downloaded conjoiner-engine v1.2.3 [INFO] [stderr] Downloaded ratman-identity v0.6.2 [INFO] [stderr] Downloaded twox-hash v1.6.3 [INFO] [stderr] Downloaded ratman-netmod v0.5.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:3d1cd00eb6e6ea2a7969240779edeaeff35b24be85036c63b883ba933028a15f" "/opt/rustwide/cargo-home/bin/cargo" "+2d3a85b4f8ba7e2554f4d4fee126bc2ac6ee2af4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a75dae538c249e4fd879e2ff50dee1778c89a4f99b6e1e7c33390a6b3ea5acee [INFO] running `Command { std: "docker" "start" "-a" "a75dae538c249e4fd879e2ff50dee1778c89a4f99b6e1e7c33390a6b3ea5acee", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a75dae538c249e4fd879e2ff50dee1778c89a4f99b6e1e7c33390a6b3ea5acee", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a75dae538c249e4fd879e2ff50dee1778c89a4f99b6e1e7c33390a6b3ea5acee", kill_on_drop: false }` [INFO] [stdout] a75dae538c249e4fd879e2ff50dee1778c89a4f99b6e1e7c33390a6b3ea5acee [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:3d1cd00eb6e6ea2a7969240779edeaeff35b24be85036c63b883ba933028a15f" "/opt/rustwide/cargo-home/bin/cargo" "+2d3a85b4f8ba7e2554f4d4fee126bc2ac6ee2af4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] effdc7954d24fae9697f91d109a102240a30f3098618c3b6ddd231366a04cd7d [INFO] running `Command { std: "docker" "start" "-a" "effdc7954d24fae9697f91d109a102240a30f3098618c3b6ddd231366a04cd7d", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.46 [INFO] [stderr] Compiling quote v1.0.21 [INFO] [stderr] Compiling unicode-ident v1.0.5 [INFO] [stderr] Compiling syn v1.0.102 [INFO] [stderr] Compiling libc v0.2.134 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling version_check v0.9.4 [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling typenum v1.15.0 [INFO] [stderr] Compiling futures-core v0.3.24 [INFO] [stderr] Compiling value-bag v1.0.0-alpha.9 [INFO] [stderr] Compiling serde_derive v1.0.145 [INFO] [stderr] Checking once_cell v1.15.0 [INFO] [stderr] Checking pin-project-lite v0.2.9 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Checking cache-padded v1.2.0 [INFO] [stderr] Compiling serde v1.0.145 [INFO] [stderr] Checking concurrent-queue v1.2.4 [INFO] [stderr] Compiling slab v0.4.7 [INFO] [stderr] Checking generic-array v0.12.4 [INFO] [stderr] Compiling generic-array v0.14.6 [INFO] [stderr] Checking fastrand v1.8.0 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Checking futures-io v0.3.24 [INFO] [stderr] Checking ppv-lite86 v0.2.16 [INFO] [stderr] Checking parking v2.0.0 [INFO] [stderr] Checking waker-fn v1.1.0 [INFO] [stderr] Compiling polling v2.3.0 [INFO] [stderr] Checking event-listener v2.5.3 [INFO] [stderr] Checking generic-array v0.13.3 [INFO] [stderr] Checking getrandom v0.2.7 [INFO] [stderr] Compiling async-io v1.9.0 [INFO] [stderr] Compiling heapless v0.5.6 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Checking stable_deref_trait v1.2.0 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking futures-lite v1.12.0 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking socket2 v0.4.7 [INFO] [stderr] Checking as-slice v0.1.5 [INFO] [stderr] Compiling signal-hook v0.3.14 [INFO] [stderr] Checking async-task v4.3.0 [INFO] [stderr] Checking subtle v1.0.0 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking crypto-mac v0.7.0 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking hash32 v0.1.1 [INFO] [stderr] Checking async-channel v1.7.1 [INFO] [stderr] Checking digest v0.8.1 [INFO] [stderr] Checking signal-hook-registry v1.4.0 [INFO] [stderr] Compiling async-process v1.5.0 [INFO] [stderr] Compiling crossbeam-utils v0.8.12 [INFO] [stderr] Checking byte-tools v0.3.1 [INFO] [stderr] Compiling async-trait v0.1.57 [INFO] [stderr] Checking opaque-debug v0.2.3 [INFO] [stderr] Checking atomic-waker v1.0.0 [INFO] [stderr] Checking postcard-cobs v0.1.5-pre [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking async-executor v1.4.1 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking async-lock v2.5.0 [INFO] [stderr] Checking tracing-core v0.1.30 [INFO] [stderr] Checking blake2 v0.8.1 [INFO] [stderr] Checking blocking v1.2.0 [INFO] [stderr] Compiling thiserror v1.0.37 [INFO] [stderr] Checking hex v0.4.3 [INFO] [stderr] Checking static_assertions v1.1.0 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Checking twox-hash v1.6.3 [INFO] [stderr] Compiling ctor v0.1.23 [INFO] [stderr] Compiling pin-project-internal v1.0.12 [INFO] [stderr] Compiling tracing-attributes v0.1.23 [INFO] [stderr] Compiling async-attributes v1.1.2 [INFO] [stderr] Compiling thiserror-impl v1.0.37 [INFO] [stderr] Checking kv-log-macro v1.0.7 [INFO] [stderr] Checking async-global-executor v2.3.0 [INFO] [stderr] Checking async-std v1.12.0 [INFO] [stderr] Checking pin-project v1.0.12 [INFO] [stderr] Checking tracing v0.1.37 [INFO] [stderr] Checking tracing-futures v0.2.5 [INFO] [stderr] Checking ratman-identity v0.6.2 [INFO] [stderr] Checking bincode v1.3.3 [INFO] [stderr] Checking postcard v0.4.3 [INFO] [stderr] Checking conjoiner-engine v1.2.3 [INFO] [stderr] Checking ratman-netmod v0.5.1 [INFO] [stderr] Checking netmod-tcp v0.4.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:102:17 [INFO] [stdout] | [INFO] [stdout] 102 | let mut parts: Vec<_> = p.split(|x| x == ' ').collect(); [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/lib.rs:102:17 [INFO] [stdout] | [INFO] [stdout] 102 | let mut parts: Vec<_> = p.split(|x| x == ' ').collect(); [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: unreachable pattern [INFO] [stdout] --> src/server.rs:156:17 [INFO] [stdout] | [INFO] [stdout] 156 | (state, packet) => panic!(format!("state={:?}, packet={:?}", state, packet)), [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/server.rs:156:17 [INFO] [stdout] | [INFO] [stdout] 156 | (state, packet) => panic!(format!("state={:?}, packet={:?}", state, packet)), [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/server.rs:156:43 [INFO] [stdout] | [INFO] [stdout] 156 | (state, packet) => panic!(format!("state={:?}, packet={:?}", state, packet)), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 156 - (state, packet) => panic!(format!("state={:?}, packet={:?}", state, packet)), [INFO] [stdout] 156 + (state, packet) => panic!("state={:?}, packet={:?}", state, packet), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/server.rs:156:43 [INFO] [stdout] | [INFO] [stdout] 156 | (state, packet) => panic!(format!("state={:?}, packet={:?}", state, packet)), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 156 - (state, packet) => panic!(format!("state={:?}, packet={:?}", state, packet)), [INFO] [stdout] 156 + (state, packet) => panic!("state={:?}, packet={:?}", state, packet), [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 [unoptimized + debuginfo] target(s) in 33.57s [INFO] running `Command { std: "docker" "inspect" "effdc7954d24fae9697f91d109a102240a30f3098618c3b6ddd231366a04cd7d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "effdc7954d24fae9697f91d109a102240a30f3098618c3b6ddd231366a04cd7d", kill_on_drop: false }` [INFO] [stdout] effdc7954d24fae9697f91d109a102240a30f3098618c3b6ddd231366a04cd7d