[INFO] cloning repository https://github.com/Lang-Labs/raft [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Lang-Labs/raft" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLang-Labs%2Fraft", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLang-Labs%2Fraft'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 271aa9a2d798c9b44d726cd86798e8f489eb8b6b [INFO] checking Lang-Labs/raft/271aa9a2d798c9b44d726cd86798e8f489eb8b6b against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLang-Labs%2Fraft" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Lang-Labs/raft 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 git repo https://github.com/Lang-Labs/raft [INFO] finished tweaking git repo https://github.com/Lang-Labs/raft [INFO] tweaked toml for git repo https://github.com/Lang-Labs/raft written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/Lang-Labs/raft 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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded prost v0.6.1 [INFO] [stderr] Downloaded prost-derive v0.6.1 [INFO] [stderr] Downloaded prost-types v0.6.1 [INFO] [stderr] Downloaded wasm-bindgen-shared v0.2.61 [INFO] [stderr] Downloaded multimap v0.8.1 [INFO] [stderr] Downloaded wasm-bindgen-backend v0.2.61 [INFO] [stderr] Downloaded async-trait v0.1.30 [INFO] [stderr] Downloaded criterion-plot v0.4.2 [INFO] [stderr] Downloaded ryu v1.0.4 [INFO] [stderr] Downloaded js-sys v0.3.38 [INFO] [stderr] Downloaded criterion v0.3.2 [INFO] [stderr] Downloaded serde_json v1.0.52 [INFO] [stderr] Downloaded aho-corasick v0.7.10 [INFO] [stderr] Downloaded tinytemplate v1.0.4 [INFO] [stderr] Downloaded wasm-bindgen v0.2.61 [INFO] [stderr] Downloaded petgraph v0.5.0 [INFO] [stderr] Downloaded wasm-bindgen-macro-support v0.2.61 [INFO] [stderr] Downloaded wasm-bindgen-macro v0.2.61 [INFO] [stderr] Downloaded regex v1.3.7 [INFO] [stderr] Downloaded web-sys v0.3.38 [INFO] [stderr] Downloaded prost-build v0.6.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 6a5e4c735d8b56a547a1e15c48ca919dc20877035d48b0dc6a1d7dc5d7e861cd [INFO] running `Command { std: "docker" "start" "-a" "6a5e4c735d8b56a547a1e15c48ca919dc20877035d48b0dc6a1d7dc5d7e861cd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6a5e4c735d8b56a547a1e15c48ca919dc20877035d48b0dc6a1d7dc5d7e861cd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6a5e4c735d8b56a547a1e15c48ca919dc20877035d48b0dc6a1d7dc5d7e861cd", kill_on_drop: false }` [INFO] [stdout] 6a5e4c735d8b56a547a1e15c48ca919dc20877035d48b0dc6a1d7dc5d7e861cd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 7ad44e5a39d669bd09b29cb46979805da13e851dc20d6368d82a3eb457e36b1e [INFO] running `Command { std: "docker" "start" "-a" "7ad44e5a39d669bd09b29cb46979805da13e851dc20d6368d82a3eb457e36b1e", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.69 [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling proc-macro2 v1.0.10 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling syn v1.0.18 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling anyhow v1.0.28 [INFO] [stderr] Compiling either v1.5.3 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling ppv-lite86 v0.2.6 [INFO] [stderr] Compiling bytes v0.5.4 [INFO] [stderr] Compiling fixedbitset v0.2.0 [INFO] [stderr] Compiling remove_dir_all v0.5.2 [INFO] [stderr] Compiling unicode-segmentation v1.6.0 [INFO] [stderr] Compiling multimap v0.8.1 [INFO] [stderr] Compiling proc-macro-nested v0.1.4 [INFO] [stderr] Compiling itertools v0.8.2 [INFO] [stderr] Checking futures-sink v0.3.4 [INFO] [stderr] Compiling proc-macro-hack v0.5.15 [INFO] [stderr] Checking futures-core v0.3.4 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Checking futures-channel v0.3.4 [INFO] [stderr] Checking futures-io v0.3.4 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Checking futures-task v0.3.4 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling serde v1.0.106 [INFO] [stderr] Compiling indexmap v1.3.2 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling memoffset v0.5.4 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Checking aho-corasick v0.7.10 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Compiling which v3.1.1 [INFO] [stderr] Checking regex-syntax v0.6.17 [INFO] [stderr] Compiling ryu v1.0.4 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling quote v1.0.3 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking futures-timer v3.0.2 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling petgraph v0.5.0 [INFO] [stderr] Compiling prost-build v0.6.1 [INFO] [stderr] Compiling num-traits v0.2.11 [INFO] [stderr] Compiling rayon-core v1.7.0 [INFO] [stderr] Checking quick-error v1.2.3 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking itoa v0.4.5 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Compiling cast v0.2.3 [INFO] [stderr] Checking termcolor v1.1.0 [INFO] [stderr] Checking unicode-width v0.1.7 [INFO] [stderr] Checking itertools v0.9.0 [INFO] [stderr] Checking csv-core v0.1.10 [INFO] [stderr] Checking walkdir v2.3.1 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Checking regex-automata v0.1.9 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking oorandom v11.1.0 [INFO] [stderr] Checking crossbeam-queue v0.2.1 [INFO] [stderr] Checking linearizability v0.1.0 (/opt/rustwide/workdir/linearizability) [INFO] [stderr] Checking criterion-plot v0.4.2 [INFO] [stderr] Checking crossbeam-deque v0.7.3 [INFO] [stderr] Checking regex v1.3.7 [INFO] [stderr] Compiling tempfile v3.1.0 [INFO] [stderr] Checking plotters v0.2.12 [INFO] [stderr] Checking rayon v1.3.0 [INFO] [stderr] Checking env_logger v0.7.1 [INFO] [stderr] Checking bstr v0.2.12 [INFO] [stderr] Checking serde_json v1.0.52 [INFO] [stderr] Checking csv v1.1.3 [INFO] [stderr] Checking tinytemplate v1.0.4 [INFO] [stderr] Compiling prost-derive v0.6.1 [INFO] [stderr] Compiling futures-macro v0.3.4 [INFO] [stderr] Compiling async-trait v0.1.30 [INFO] [stderr] Compiling serde_derive v1.0.106 [INFO] [stderr] Checking futures-util v0.3.4 [INFO] [stderr] Compiling prost v0.6.1 [INFO] [stderr] Compiling prost-types v0.6.1 [INFO] [stderr] Checking futures-executor v0.3.4 [INFO] [stderr] Checking futures v0.3.4 [INFO] [stderr] Compiling labcodec v0.1.0 (/opt/rustwide/workdir/labcodec) [INFO] [stderr] Compiling raft v0.1.0 (/opt/rustwide/workdir/raft) [INFO] [stderr] Compiling percolator v0.1.0 (/opt/rustwide/workdir/percolator) [INFO] [stderr] Checking labrpc v0.1.0 (/opt/rustwide/workdir/labrpc) [INFO] [stderr] Checking criterion v0.3.2 [INFO] [stdout] warning: unused import: `add_service as add_raft_service` [INFO] [stdout] --> raft/src/proto/mod.rs:14:9 [INFO] [stdout] | [INFO] [stdout] 14 | add_service as add_raft_service, Client as RaftClient, Service as RaftService, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `add_service as add_kv_service` [INFO] [stdout] --> raft/src/proto/mod.rs:30:24 [INFO] [stdout] | [INFO] [stdout] 30 | pub use self::kv::{add_service as add_kv_service, Client as KvClient, Service as KvService}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> raft/src/raft/tests.rs:925:6 [INFO] [stdout] | [INFO] [stdout] 925 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Service` [INFO] [stdout] --> percolator/src/service.rs:12:74 [INFO] [stdout] | [INFO] [stdout] 12 | pub use timestamp::{add_service as add_tso_service, Client as TSOClient, Service}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Service` and `add_service as add_tso_service` [INFO] [stdout] --> percolator/src/service.rs:12:21 [INFO] [stdout] | [INFO] [stdout] 12 | pub use timestamp::{add_service as add_tso_service, Client as TSOClient, Service}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `add_service as add_transaction_service` [INFO] [stdout] --> percolator/src/service.rs:22:23 [INFO] [stdout] | [INFO] [stdout] 22 | pub use transaction::{add_service as add_transaction_service, Client as TransactionClient}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> raft/src/raft/mod.rs:326:68 [INFO] [stdout] | [INFO] [stdout] 326 | mpsc::TryRecvError::Disconnected => panic!(e), [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: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] help: add a "{}" format string to `Display` the message [INFO] [stdout] | [INFO] [stdout] 326 | mpsc::TryRecvError::Disconnected => panic!("{}", e), [INFO] [stdout] | +++++ [INFO] [stdout] help: or use std::panic::panic_any instead [INFO] [stdout] | [INFO] [stdout] 326 | mpsc::TryRecvError::Disconnected => std::panic::panic_any(e), [INFO] [stdout] | ~~~~~~~~~~~~~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> raft/src/raft/mod.rs:326:68 [INFO] [stdout] | [INFO] [stdout] 326 | mpsc::TryRecvError::Disconnected => panic!(e), [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: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] help: add a "{}" format string to `Display` the message [INFO] [stdout] | [INFO] [stdout] 326 | mpsc::TryRecvError::Disconnected => panic!("{}", e), [INFO] [stdout] | +++++ [INFO] [stdout] help: or use std::panic::panic_any instead [INFO] [stdout] | [INFO] [stdout] 326 | mpsc::TryRecvError::Disconnected => std::panic::panic_any(e), [INFO] [stdout] | ~~~~~~~~~~~~~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 25.13s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.3.2 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2` [INFO] running `Command { std: "docker" "inspect" "7ad44e5a39d669bd09b29cb46979805da13e851dc20d6368d82a3eb457e36b1e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7ad44e5a39d669bd09b29cb46979805da13e851dc20d6368d82a3eb457e36b1e", kill_on_drop: false }` [INFO] [stdout] 7ad44e5a39d669bd09b29cb46979805da13e851dc20d6368d82a3eb457e36b1e