[INFO] fetching crate mco-rpc 0.1.8... [INFO] checking mco-rpc-0.1.8 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604 [INFO] extracting crate mco-rpc 0.1.8 into /workspace/builds/worker-3-tc1/source [INFO] validating manifest of crates.io crate mco-rpc 0.1.8 on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate mco-rpc 0.1.8 [INFO] finished tweaking crates.io crate mco-rpc 0.1.8 [INFO] tweaked toml for crates.io crate mco-rpc 0.1.8 written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 88 packages to latest compatible versions [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.6.0) [INFO] [stderr] Adding generator v0.7.5 (latest: v0.8.3) [INFO] [stderr] Adding hermit-abi v0.3.9 (latest: v0.4.0) [INFO] [stderr] Adding nix v0.27.1 (latest: v0.29.0) [INFO] [stderr] Adding parking_lot v0.11.2 (latest: v0.12.3) [INFO] [stderr] Adding parking_lot_core v0.8.6 (latest: v0.9.10) [INFO] [stderr] Adding rand v0.4.6 (latest: v0.8.5) [INFO] [stderr] Adding rand_core v0.3.1 (latest: v0.6.4) [INFO] [stderr] Adding rand_core v0.4.2 (latest: v0.6.4) [INFO] [stderr] Adding rdrand v0.4.0 (latest: v0.8.3) [INFO] [stderr] Adding redox_syscall v0.2.16 (latest: v0.5.3) [INFO] [stderr] Adding remove_dir_all v0.5.3 (latest: v0.8.3) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.2+wasi-0.2.1) [INFO] [stderr] Adding windows v0.48.0 (latest: v0.58.0) [INFO] [stderr] Adding windows-sys v0.48.0 (latest: v0.59.0) [INFO] [stderr] Adding windows-sys v0.52.0 (latest: v0.59.0) [INFO] [stderr] Adding windows-targets v0.48.5 (latest: v0.52.6) [INFO] [stderr] Adding windows_aarch64_gnullvm v0.48.5 (latest: v0.52.6) [INFO] [stderr] Adding windows_aarch64_msvc v0.48.5 (latest: v0.52.6) [INFO] [stderr] Adding windows_i686_gnu v0.48.5 (latest: v0.52.6) [INFO] [stderr] Adding windows_i686_msvc v0.48.5 (latest: v0.52.6) [INFO] [stderr] Adding windows_x86_64_gnu v0.48.5 (latest: v0.52.6) [INFO] [stderr] Adding windows_x86_64_gnullvm v0.48.5 (latest: v0.52.6) [INFO] [stderr] Adding windows_x86_64_msvc v0.48.5 (latest: v0.52.6) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded mco v0.1.48 [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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7a76bda906b43e69bca939856bffc99e318cffc24b2adcc5f705886e11178245 [INFO] running `Command { std: "docker" "start" "-a" "7a76bda906b43e69bca939856bffc99e318cffc24b2adcc5f705886e11178245", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7a76bda906b43e69bca939856bffc99e318cffc24b2adcc5f705886e11178245", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7a76bda906b43e69bca939856bffc99e318cffc24b2adcc5f705886e11178245", kill_on_drop: false }` [INFO] [stdout] 7a76bda906b43e69bca939856bffc99e318cffc24b2adcc5f705886e11178245 [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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 15ab3c9d08fd91409a79195ed8a8f084a727990fa71a5590f35896c2a74fafce [INFO] running `Command { std: "docker" "start" "-a" "15ab3c9d08fd91409a79195ed8a8f084a727990fa71a5590f35896c2a74fafce", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Compiling libc v0.2.158 [INFO] [stderr] Compiling crossbeam-utils v0.8.20 [INFO] [stderr] Compiling rustversion v1.0.17 [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Checking smallvec v1.13.2 [INFO] [stderr] Compiling serde_derive v1.0.209 [INFO] [stderr] Compiling zerocopy-derive v0.7.35 [INFO] [stderr] Checking remove_dir_all v0.5.3 [INFO] [stderr] Checking bitflags v2.6.0 [INFO] [stderr] Compiling generator v0.7.5 [INFO] [stderr] Checking zerocopy v0.7.35 [INFO] [stderr] Checking crossbeam-epoch v0.9.18 [INFO] [stderr] Checking crossbeam-channel v0.5.13 [INFO] [stderr] Checking crossbeam-queue v0.3.11 [INFO] [stderr] Checking crossbeam-deque v0.8.5 [INFO] [stderr] Checking crossbeam v0.8.4 [INFO] [stderr] Checking ppv-lite86 v0.2.20 [INFO] [stderr] Checking getrandom v0.2.15 [INFO] [stderr] Checking parking_lot_core v0.8.6 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking socket2 v0.5.7 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking nix v0.27.1 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking parking_lot v0.11.2 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking tempdir v0.3.7 [INFO] [stderr] Checking serde v1.0.209 [INFO] [stderr] Checking deranged v0.3.11 [INFO] [stderr] Checking bincode v1.3.3 [INFO] [stderr] Checking serde_json v1.0.127 [INFO] [stderr] Checking time v0.3.36 [INFO] [stderr] Checking mco v0.1.48 [INFO] [stderr] Checking mco-rpc v0.1.8 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> src/lib.rs:5:1 [INFO] [stdout] | [INFO] [stdout] 5 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> src/lib.rs:5:1 [INFO] [stdout] | [INFO] [stdout] 5 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `b` [INFO] [stdout] --> benches/bench_serde.rs:21:13 [INFO] [stdout] | [INFO] [stdout] 21 | let b: A = serde_json::from_str(&a).unwrap(); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_b` [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] --> src/balance.rs:179:13 [INFO] [stdout] | [INFO] [stdout] 179 | let mut load: LoadBalance = LoadBalance::new(); [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/balance.rs:189:13 [INFO] [stdout] | [INFO] [stdout] 189 | let mut load: LoadBalance = LoadBalance::new(); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> benches/latency.rs:2:1 [INFO] [stdout] | [INFO] [stdout] 2 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::net::SocketAddr` [INFO] [stdout] --> benches/latency.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use std::net::SocketAddr; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Codecs` and `JsonCodec` [INFO] [stdout] --> benches/latency.rs:15:22 [INFO] [stdout] | [INFO] [stdout] 15 | use mco_rpc::codec::{Codecs, JsonCodec}; [INFO] [stdout] | ^^^^^^ ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/balance.rs:199:13 [INFO] [stdout] | [INFO] [stdout] 199 | let mut load: LoadBalance = LoadBalance::new(); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::mem::MaybeUninit` [INFO] [stdout] --> benches/bench_balance.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::mem::MaybeUninit; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::thread::sleep` [INFO] [stdout] --> benches/bench_balance.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use std::thread::sleep; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::time::Duration` [INFO] [stdout] --> benches/bench_balance.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use std::time::Duration; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `mco::co` [INFO] [stdout] --> benches/bench_balance.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use mco::co; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `mco_rpc::client::Client` [INFO] [stdout] --> benches/bench_balance.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use mco_rpc::client::Client; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> benches/bench_balance.rs:23:9 [INFO] [stdout] | [INFO] [stdout] 23 | let mut load =LoadBalance::::new(); [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: `resp` [INFO] [stdout] --> benches/latency.rs:50:13 [INFO] [stdout] | [INFO] [stdout] 50 | let resp:i32 = c.call("handle",1).unwrap(); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_resp` [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] --> benches/latency.rs:43:9 [INFO] [stdout] | [INFO] [stdout] 43 | let mut c = Client::dial("127.0.0.1:10000").unwrap(); [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: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `b` [INFO] [stdout] --> benches/bench_bincode.rs:21:13 [INFO] [stdout] | [INFO] [stdout] 21 | let b: A = bincode::deserialize(&a).unwrap(); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_b` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 23.61s [INFO] running `Command { std: "docker" "inspect" "15ab3c9d08fd91409a79195ed8a8f084a727990fa71a5590f35896c2a74fafce", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "15ab3c9d08fd91409a79195ed8a8f084a727990fa71a5590f35896c2a74fafce", kill_on_drop: false }` [INFO] [stdout] 15ab3c9d08fd91409a79195ed8a8f084a727990fa71a5590f35896c2a74fafce