[INFO] cloning repository https://github.com/yhc007/coredb
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yhc007/coredb" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyhc007%2Fcoredb", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyhc007%2Fcoredb'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d78b00054d6e8337b9fbc0f1423289b57cfc1db3
[INFO] checking yhc007/coredb against 1.95.0 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyhc007%2Fcoredb" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
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[INFO] started tweaking git repo https://github.com/yhc007/coredb
[INFO] finished tweaking git repo https://github.com/yhc007/coredb
[INFO] tweaked toml for git repo https://github.com/yhc007/coredb written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/yhc007/coredb on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/yhc007/coredb 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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "caea6100959604f245fa94132aa5e1fee163a6a8fdb34993436baa4fbc5b6637", kill_on_drop: false }`
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[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" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] [stdout] warning: unused imports: `Notify` and `RwLock`
[INFO] [stdout]  --> src/storage/write_batch.rs:4:34
[INFO] [stdout]   |
[INFO] [stdout] 4 | use tokio::sync::{mpsc, oneshot, RwLock, Notify};
[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: `CacheKey`
[INFO] [stdout]  --> src/database.rs:7:66
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::storage::{Memtable, SSTable, BlockCache, CacheConfig, CacheKey, IndexManager, IndexDefinition};
[INFO] [stdout]   |                                                                  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `TableSchema`
[INFO] [stdout]  --> src/persistence/backup.rs:7:21
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::schema::{TableSchema, CassandraValue, Row, PartitionKey, ClusteringKey, Cell};
[INFO] [stdout]   |                     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BufMut`
[INFO] [stdout]  --> src/protocol/codec.rs:3:35
[INFO] [stdout]   |
[INFO] [stdout] 3 | use bytes::{Bytes, BytesMut, Buf, BufMut};
[INFO] [stdout]   |                                   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::schema::CassandraValue`
[INFO] [stdout]  --> src/protocol/codec.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use crate::schema::CassandraValue;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Bytes`
[INFO] [stdout]  --> src/protocol/server.rs:7:23
[INFO] [stdout]   |
[INFO] [stdout] 7 | use bytes::{BytesMut, Bytes};
[INFO] [stdout]   |                       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `FrameHeader`, `Opcode`, and `PROTOCOL_VERSION_V4_RESPONSE`
[INFO] [stdout]   --> src/protocol/server.rs:10:37
[INFO] [stdout]    |
[INFO] [stdout] 10 | use crate::protocol::frame::{Frame, FrameHeader, Opcode, FRAME_HEADER_SIZE, PROTOCOL_VERSION_V4_RESPONSE};
[INFO] [stdout]    |                                     ^^^^^^^^^^^  ^^^^^^                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: ambiguous glob re-exports
[INFO] [stdout]   --> src/lib.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub use schema::*;
[INFO] [stdout]    |         ^^^^^^^^^ the name `TableOptions` in the type namespace is first re-exported here
[INFO] [stdout] 13 | pub use storage::*;
[INFO] [stdout] 14 | pub use query::*;
[INFO] [stdout]    |         -------- but the name `TableOptions` in the type namespace is also re-exported here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(ambiguous_glob_reexports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: ambiguous glob re-exports
[INFO] [stdout]   --> src/lib.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub use schema::*;
[INFO] [stdout]    |         ^^^^^^^^^ the name `CompactionStrategy` in the type namespace is first re-exported here
[INFO] [stdout] ...
[INFO] [stdout] 15 | pub use compaction::*;
[INFO] [stdout]    |         ------------- but the name `CompactionStrategy` in the type namespace is also re-exported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: ambiguous glob re-exports
[INFO] [stdout]   --> src/lib.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub use schema::*;
[INFO] [stdout]    |         ^^^^^^^^^ the name `Row` in the type namespace is first re-exported here
[INFO] [stdout] 13 | pub use storage::*;
[INFO] [stdout] 14 | pub use query::*;
[INFO] [stdout]    |         -------- but the name `Row` in the type namespace is also re-exported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Notify` and `RwLock`
[INFO] [stdout]  --> src/storage/write_batch.rs:4:34
[INFO] [stdout]   |
[INFO] [stdout] 4 | use tokio::sync::{mpsc, oneshot, RwLock, Notify};
[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: `CacheKey`
[INFO] [stdout]  --> src/database.rs:7:66
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::storage::{Memtable, SSTable, BlockCache, CacheConfig, CacheKey, IndexManager, IndexDefinition};
[INFO] [stdout]   |                                                                  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `TableSchema`
[INFO] [stdout]  --> src/persistence/backup.rs:7:21
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::schema::{TableSchema, CassandraValue, Row, PartitionKey, ClusteringKey, Cell};
[INFO] [stdout]   |                     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BufMut`
[INFO] [stdout]  --> src/protocol/codec.rs:3:35
[INFO] [stdout]   |
[INFO] [stdout] 3 | use bytes::{Bytes, BytesMut, Buf, BufMut};
[INFO] [stdout]   |                                   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::schema::CassandraValue`
[INFO] [stdout]  --> src/protocol/codec.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use crate::schema::CassandraValue;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `FrameHeader`, `Opcode`, and `PROTOCOL_VERSION_V4_RESPONSE`
[INFO] [stdout]   --> src/protocol/server.rs:10:37
[INFO] [stdout]    |
[INFO] [stdout] 10 | use crate::protocol::frame::{Frame, FrameHeader, Opcode, FRAME_HEADER_SIZE, PROTOCOL_VERSION_V4_RESPONSE};
[INFO] [stdout]    |                                     ^^^^^^^^^^^  ^^^^^^                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `bytes::BufMut`
[INFO] [stdout]    --> src/protocol/server.rs:153:9
[INFO] [stdout]     |
[INFO] [stdout] 153 |     use bytes::BufMut;
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: ambiguous glob re-exports
[INFO] [stdout]   --> src/lib.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub use schema::*;
[INFO] [stdout]    |         ^^^^^^^^^ the name `TableOptions` in the type namespace is first re-exported here
[INFO] [stdout] 13 | pub use storage::*;
[INFO] [stdout] 14 | pub use query::*;
[INFO] [stdout]    |         -------- but the name `TableOptions` in the type namespace is also re-exported here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(ambiguous_glob_reexports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: ambiguous glob re-exports
[INFO] [stdout]   --> src/lib.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub use schema::*;
[INFO] [stdout]    |         ^^^^^^^^^ the name `CompactionStrategy` in the type namespace is first re-exported here
[INFO] [stdout] ...
[INFO] [stdout] 15 | pub use compaction::*;
[INFO] [stdout]    |         ------------- but the name `CompactionStrategy` in the type namespace is also re-exported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: ambiguous glob re-exports
[INFO] [stdout]   --> src/lib.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub use schema::*;
[INFO] [stdout]    |         ^^^^^^^^^ the name `Row` in the type namespace is first re-exported here
[INFO] [stdout] 13 | pub use storage::*;
[INFO] [stdout] 14 | pub use query::*;
[INFO] [stdout]    |         -------- but the name `Row` in the type namespace is also re-exported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `page_size`
[INFO] [stdout]    --> src/query/engine.rs:520:335
[INFO] [stdout]     |
[INFO] [stdout] 520 | ...group_by: Vec<String>, page_size: Option<u32>, paging_state: Option<String>) -> Result<QueryResult> {
[INFO] [stdout]     |                           ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_page_size`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `paging_state`
[INFO] [stdout]    --> src/query/engine.rs:520:359
[INFO] [stdout]     |
[INFO] [stdout] 520 | ..._size: Option<u32>, paging_state: Option<String>) -> Result<QueryResult> {
[INFO] [stdout]     |                        ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_paging_state`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `group_key`
[INFO] [stdout]    --> src/query/engine.rs:895:14
[INFO] [stdout]     |
[INFO] [stdout] 895 |         for (group_key, group_rows) in groups {
[INFO] [stdout]     |              ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_group_key`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `page_size`
[INFO] [stdout]    --> src/query/engine.rs:520:335
[INFO] [stdout]     |
[INFO] [stdout] 520 | ...group_by: Vec<String>, page_size: Option<u32>, paging_state: Option<String>) -> Result<QueryResult> {
[INFO] [stdout]     |                           ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_page_size`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `paging_state`
[INFO] [stdout]    --> src/query/engine.rs:520:359
[INFO] [stdout]     |
[INFO] [stdout] 520 | ..._size: Option<u32>, paging_state: Option<String>) -> Result<QueryResult> {
[INFO] [stdout]     |                        ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_paging_state`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `group_key`
[INFO] [stdout]    --> src/query/engine.rs:895:14
[INFO] [stdout]     |
[INFO] [stdout] 895 |         for (group_key, group_rows) in groups {
[INFO] [stdout]     |              ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_group_key`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `is_running` is never read
[INFO] [stdout]   --> src/storage/write_batch.rs:95:5
[INFO] [stdout]    |
[INFO] [stdout] 92 | pub struct WriteBatcher {
[INFO] [stdout]    |            ------------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 95 |     is_running: Arc<AtomicBool>,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `is_running` is never read
[INFO] [stdout]   --> src/storage/write_batch.rs:95:5
[INFO] [stdout]    |
[INFO] [stdout] 92 | pub struct WriteBatcher {
[INFO] [stdout]    |            ------------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 95 |     is_running: Arc<AtomicBool>,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]   --> ycsb_benchmark.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::collections::HashMap;
[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: `Duration`
[INFO] [stdout]   --> ycsb_benchmark.rs:13:17
[INFO] [stdout]    |
[INFO] [stdout] 13 | use std::time::{Duration, Instant};
[INFO] [stdout]    |                 ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BufWriter`
[INFO] [stdout]  --> examples/persistent_demo.rs:3:39
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::{Write, Read, BufReader, BufWriter};
[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: `Read`
[INFO] [stdout]  --> examples/persistent_demo.rs:3:22
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::{Write, Read, BufReader, BufWriter};
[INFO] [stdout]   |                      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]   --> ycsb_benchmark.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::collections::HashMap;
[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: `Duration`
[INFO] [stdout]   --> ycsb_benchmark.rs:13:17
[INFO] [stdout]    |
[INFO] [stdout] 13 | use std::time::{Duration, Instant};
[INFO] [stdout]    |                 ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `Row` is ambiguous
[INFO] [stdout]   --> examples/persistence_example.rs:60:19
[INFO] [stdout]    |
[INFO] [stdout] 60 |         let row = Row {
[INFO] [stdout]    |                   ^^^ ambiguous name
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #114095 <https://github.com/rust-lang/rust/issues/114095>
[INFO] [stdout]    = note: ambiguous because of multiple glob imports of a name in the same module
[INFO] [stdout] note: `Row` could refer to the struct defined here
[INFO] [stdout]   --> src/lib.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub use schema::*;
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    = help: consider updating this dependency to resolve this error
[INFO] [stdout]    = help: if updating the dependency does not resolve the problem report the problem to the author of the relevant crate
[INFO] [stdout] note: `Row` could also refer to the struct defined here
[INFO] [stdout]   --> src/lib.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub use query::*;
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    = note: `#[warn(ambiguous_glob_imports)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `coredb::schema::*`
[INFO] [stdout]  --> examples/persistence_example.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use coredb::schema::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 42.57s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: coredb v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3`
[INFO] running `Command { std: "docker" "inspect" "9bce88552b20e188928792448b650d4f09fde0d44cb703e963c07a0f46a3bf68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9bce88552b20e188928792448b650d4f09fde0d44cb703e963c07a0f46a3bf68", kill_on_drop: false }`
[INFO] [stdout] 9bce88552b20e188928792448b650d4f09fde0d44cb703e963c07a0f46a3bf68
