[INFO] cloning repository https://github.com/YangchenYe323/distributed-system-in-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/YangchenYe323/distributed-system-in-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYangchenYe323%2Fdistributed-system-in-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYangchenYe323%2Fdistributed-system-in-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2e51d65a3ed86f71f3027b82c8b35b926843c0f4
[INFO] checking YangchenYe323/distributed-system-in-rust/2e51d65a3ed86f71f3027b82c8b35b926843c0f4 against master#31a9463c6e2794a59ce57a8f37abc6966afc2a58 for pr-156807
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYangchenYe323%2Fdistributed-system-in-rust" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/YangchenYe323/distributed-system-in-rust
[INFO] finished tweaking git repo https://github.com/YangchenYe323/distributed-system-in-rust
[INFO] tweaked toml for git repo https://github.com/YangchenYe323/distributed-system-in-rust written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/YangchenYe323/distributed-system-in-rust on toolchain 31a9463c6e2794a59ce57a8f37abc6966afc2a58
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+31a9463c6e2794a59ce57a8f37abc6966afc2a58" "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" "+31a9463c6e2794a59ce57a8f37abc6966afc2a58" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 141 packages to latest compatible versions
[INFO] [stderr]       Adding criterion v0.3.6 (available: v0.8.2)
[INFO] [stderr]       Adding env_logger v0.7.1 (available: v0.11.10)
[INFO] [stderr]       Adding prost v0.6.1 (available: v0.14.3)
[INFO] [stderr]       Adding prost-build v0.6.1 (available: v0.14.3)
[INFO] [stderr]       Adding prost-derive v0.6.1 (available: v0.14.3)
[INFO] [stderr]       Adding rand v0.7.3 (available: v0.10.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+31a9463c6e2794a59ce57a8f37abc6966afc2a58" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+31a9463c6e2794a59ce57a8f37abc6966afc2a58" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a6d3fbdc70ad4d19c9e10dbf39db954a6686924ba5e1811ef58b98eacf7bdef9
[INFO] running `Command { std: "docker" "start" "-a" "a6d3fbdc70ad4d19c9e10dbf39db954a6686924ba5e1811ef58b98eacf7bdef9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a6d3fbdc70ad4d19c9e10dbf39db954a6686924ba5e1811ef58b98eacf7bdef9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6d3fbdc70ad4d19c9e10dbf39db954a6686924ba5e1811ef58b98eacf7bdef9", kill_on_drop: false }`
[INFO] [stdout] a6d3fbdc70ad4d19c9e10dbf39db954a6686924ba5e1811ef58b98eacf7bdef9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+31a9463c6e2794a59ce57a8f37abc6966afc2a58" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5d3b30901a7a3ea8d79d46fc9b93a7cf4123b5ba8888a198792b8d52c3ca8790
[INFO] running `Command { std: "docker" "start" "-a" "5d3b30901a7a3ea8d79d46fc9b93a7cf4123b5ba8888a198792b8d52c3ca8790", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.5.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling either v1.16.0
[INFO] [stderr]    Compiling bitflags v2.11.1
[INFO] [stderr]    Compiling anyhow v1.0.102
[INFO] [stderr]    Compiling rustix v1.1.4
[INFO] [stderr]    Compiling getrandom v0.4.2
[INFO] [stderr]    Compiling linux-raw-sys v0.12.1
[INFO] [stderr]    Compiling bytes v0.5.6
[INFO] [stderr]    Compiling fastrand v2.4.1
[INFO] [stderr]    Compiling fixedbitset v0.2.0
[INFO] [stderr]    Compiling once_cell v1.21.4
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling log v0.4.30
[INFO] [stderr]    Compiling multimap v0.8.3
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]     Checking aho-corasick v1.1.4
[INFO] [stderr]    Compiling serde_json v1.0.150
[INFO] [stderr]    Compiling prost-build v0.6.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking csv-core v0.1.13
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking csv v1.4.0
[INFO] [stderr]     Checking num_cpus v1.17.0
[INFO] [stderr]     Checking futures v0.1.31
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking rayon v1.12.0
[INFO] [stderr]     Checking linearizability v0.1.0 (/opt/rustwide/workdir/linearizability)
[INFO] [stderr]     Checking regex-automata v0.4.14
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]     Checking criterion-plot v0.4.5
[INFO] [stderr]     Checking plotters v0.3.7
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]    Compiling prost-derive v0.6.1
[INFO] [stderr]    Compiling tempfile v3.27.0
[INFO] [stderr]     Checking regex v1.12.3
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]    Compiling prost v0.6.1
[INFO] [stderr]    Compiling prost-types v0.6.1
[INFO] [stderr]    Compiling futures-macro v0.3.32
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling async-trait v0.1.89
[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 futures-util v0.3.32
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]     Checking futures-executor v0.3.32
[INFO] [stderr]     Checking futures v0.3.32
[INFO] [stderr]     Checking labrpc v0.1.0 (/opt/rustwide/workdir/labrpc)
[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)]` (part of `#[warn(unused)]`) 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: 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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stdout] warning: unused import: `add_service as add_raft_service`
[INFO] [stdout]   --> raft/src/proto/mod.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 |         add_service as add_raft_service, Client as RaftClient, Service as RaftService,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) 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:29:24
[INFO] [stdout]    |
[INFO] [stdout] 29 |     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: fields `0` and `1` are never read
[INFO] [stdout]  --> raft/src/kvraft/client.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 |     Put(String, String),
[INFO] [stdout]   |     --- ^^^^^^  ^^^^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     fields in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]   |
[INFO] [stdout] 6 -     Put(String, String),
[INFO] [stdout] 6 +     Put((), ()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]  --> raft/src/kvraft/client.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 |     Append(String, String),
[INFO] [stdout]   |     ------ ^^^^^^  ^^^^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     fields in this variant
[INFO] [stdout]   |
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]   |
[INFO] [stdout] 7 -     Append(String, String),
[INFO] [stdout] 7 +     Append((), ()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `vote_for` is never used
[INFO] [stdout]   --> raft/src/raft/mod.rs:71:8
[INFO] [stdout]    |
[INFO] [stdout] 61 | impl PersistentState {
[INFO] [stdout]    | -------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 71 |     fn vote_for(&self) -> &Option<u64> {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `handle_request_vote`, `can_vote_for`, and `handle_append_entry` are never used
[INFO] [stdout]    --> raft/src/raft/mod.rs:383:8
[INFO] [stdout]     |
[INFO] [stdout] 189 | impl Raft {
[INFO] [stdout]     | --------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 383 |     fn handle_request_vote(&mut self, args: RequestVoteArgs) -> RequestVoteReply {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 423 |     fn can_vote_for(&mut self, last_log_term: u64, last_log_index: u64) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 503 |     fn handle_append_entry(&mut self, args: AppendEntryArgs) -> AppendEntryReply {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `clear_from_index` and `first_index_at_term_before` are never used
[INFO] [stdout]   --> raft/src/raft/log.rs:80:12
[INFO] [stdout]    |
[INFO] [stdout] 25 | impl Log {
[INFO] [stdout]    | -------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 80 |     pub fn clear_from_index(&mut self, index: u64) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 96 |     pub fn first_index_at_term_before(&self, term: u64, start_index: u64) -> u64 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking criterion v0.3.6
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]  --> raft/src/kvraft/client.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 |     Put(String, String),
[INFO] [stdout]   |     --- ^^^^^^  ^^^^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     fields in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]   |
[INFO] [stdout] 6 -     Put(String, String),
[INFO] [stdout] 6 +     Put((), ()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]  --> raft/src/kvraft/client.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 |     Append(String, String),
[INFO] [stdout]   |     ------ ^^^^^^  ^^^^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     fields in this variant
[INFO] [stdout]   |
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]   |
[INFO] [stdout] 7 -     Append(String, String),
[INFO] [stdout] 7 +     Append((), ()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 30.26s
[INFO] running `Command { std: "docker" "inspect" "5d3b30901a7a3ea8d79d46fc9b93a7cf4123b5ba8888a198792b8d52c3ca8790", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d3b30901a7a3ea8d79d46fc9b93a7cf4123b5ba8888a198792b8d52c3ca8790", kill_on_drop: false }`
[INFO] [stdout] 5d3b30901a7a3ea8d79d46fc9b93a7cf4123b5ba8888a198792b8d52c3ca8790
