[INFO] fetching crate mco-rpc 0.1.8... [INFO] checking mco-rpc-0.1.8 against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1 [INFO] extracting crate mco-rpc 0.1.8 into /workspace/builds/worker-1-tc2/source [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-1-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate mco-rpc 0.1.8 on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 87 packages to latest compatible versions [INFO] [stderr] Adding bincode v1.3.3 (available: v2.0.1) [INFO] [stderr] Adding rand v0.8.5 (available: v0.9.2) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Blocking waiting for file lock on package cache [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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 01bbfce7b9eb4347fa9f06f2ee0617c6b697bb815e1a631a50cb1fcb682e94e7 [INFO] running `Command { std: "docker" "start" "-a" "01bbfce7b9eb4347fa9f06f2ee0617c6b697bb815e1a631a50cb1fcb682e94e7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "01bbfce7b9eb4347fa9f06f2ee0617c6b697bb815e1a631a50cb1fcb682e94e7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "01bbfce7b9eb4347fa9f06f2ee0617c6b697bb815e1a631a50cb1fcb682e94e7", kill_on_drop: false }` [INFO] [stdout] 01bbfce7b9eb4347fa9f06f2ee0617c6b697bb815e1a631a50cb1fcb682e94e7 [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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7a7ab6a0468bbf10fe5187e7d3c125939cbec327ea004ad0bb656fb460c0ad6a [INFO] running `Command { std: "docker" "start" "-a" "7a7ab6a0468bbf10fe5187e7d3c125939cbec327ea004ad0bb656fb460c0ad6a", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Compiling libc v0.2.175 [INFO] [stderr] Compiling proc-macro2 v1.0.101 [INFO] [stderr] Compiling unicode-ident v1.0.18 [INFO] [stderr] Checking cfg-if v1.0.3 [INFO] [stderr] Compiling crossbeam-utils v0.8.21 [INFO] [stderr] Compiling serde v1.0.219 [INFO] [stderr] Compiling rustversion v1.0.22 [INFO] [stderr] Compiling shlex v1.3.0 [INFO] [stderr] Compiling autocfg v1.5.0 [INFO] [stderr] Compiling zerocopy v0.8.26 [INFO] [stderr] Compiling parking_lot_core v0.8.6 [INFO] [stderr] Checking smallvec v1.15.1 [INFO] [stderr] Checking powerfmt v0.2.0 [INFO] [stderr] Checking scopeguard v1.2.0 [INFO] [stderr] Checking itoa v1.0.15 [INFO] [stderr] Compiling serde_json v1.0.143 [INFO] [stderr] Checking instant v0.1.13 [INFO] [stderr] Checking num-conv v0.1.0 [INFO] [stderr] Checking remove_dir_all v0.5.3 [INFO] [stderr] Checking num_threads v0.1.7 [INFO] [stderr] Checking time-core v0.1.4 [INFO] [stderr] Checking log v0.4.27 [INFO] [stderr] Compiling cc v1.2.34 [INFO] [stderr] Checking bitflags v2.9.3 [INFO] [stderr] Checking once_cell v1.21.3 [INFO] [stderr] Checking ryu v1.0.20 [INFO] [stderr] Checking memchr v2.7.5 [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Compiling lock_api v0.4.13 [INFO] [stderr] Checking crossbeam-epoch v0.9.18 [INFO] [stderr] Checking crossbeam-queue v0.3.12 [INFO] [stderr] Checking crossbeam-channel v0.5.15 [INFO] [stderr] Checking crossbeam-deque v0.8.6 [INFO] [stderr] Compiling quote v1.0.40 [INFO] [stderr] Compiling syn v2.0.106 [INFO] [stderr] Compiling generator v0.7.5 [INFO] [stderr] Checking crossbeam v0.8.4 [INFO] [stderr] Checking getrandom v0.2.16 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking num_cpus v1.17.0 [INFO] [stderr] Checking nix v0.27.1 [INFO] [stderr] Checking socket2 v0.5.10 [INFO] [stderr] Checking ppv-lite86 v0.2.21 [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] Compiling serde_derive v1.0.219 [INFO] [stderr] Checking deranged v0.4.0 [INFO] [stderr] Checking bincode v1.3.3 [INFO] [stderr] Checking time v0.3.41 [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: 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: 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: 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: `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: 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: 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: 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] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.70s [INFO] running `Command { std: "docker" "inspect" "7a7ab6a0468bbf10fe5187e7d3c125939cbec327ea004ad0bb656fb460c0ad6a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7a7ab6a0468bbf10fe5187e7d3c125939cbec327ea004ad0bb656fb460c0ad6a", kill_on_drop: false }` [INFO] [stdout] 7a7ab6a0468bbf10fe5187e7d3c125939cbec327ea004ad0bb656fb460c0ad6a