[INFO] cloning repository https://github.com/frzifus/artemis-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/frzifus/artemis-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffrzifus%2Fartemis-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffrzifus%2Fartemis-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f21ed005889bf940b2232c39046cbf189348cf1a
[INFO] checking frzifus/artemis-rs against try#1bdcb63291ccffc030f8223f6f978568dd240e3e for 155501-infallible-never-with-reservation
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffrzifus%2Fartemis-rs" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/frzifus/artemis-rs
[INFO] finished tweaking git repo https://github.com/frzifus/artemis-rs
[INFO] tweaked toml for git repo https://github.com/frzifus/artemis-rs written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/frzifus/artemis-rs on toolchain 1bdcb63291ccffc030f8223f6f978568dd240e3e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1bdcb63291ccffc030f8223f6f978568dd240e3e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/frzifus/artemis-rs 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" "+1bdcb63291ccffc030f8223f6f978568dd240e3e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stdout] 32ba7a421538985177d16e8b9fd07d726b46ae8f718b6eaba205791c44cbff18
[INFO] running `Command { std: "docker" "start" "-a" "32ba7a421538985177d16e8b9fd07d726b46ae8f718b6eaba205791c44cbff18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "32ba7a421538985177d16e8b9fd07d726b46ae8f718b6eaba205791c44cbff18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32ba7a421538985177d16e8b9fd07d726b46ae8f718b6eaba205791c44cbff18", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1bdcb63291ccffc030f8223f6f978568dd240e3e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] [stdout] warning: unused import: `Span`
[INFO] [stdout]  --> src/block/mod.rs:3:21
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::{Result, Span};
[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: `BlockFormat`
[INFO] [stdout]  --> src/block/arrow_block.rs:1:20
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::{Block, BlockFormat, BlockMeta};
[INFO] [stdout]   |                    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::Arc`
[INFO] [stdout]  --> src/block/arrow_block.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::sync::Arc;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BlockFormat`
[INFO] [stdout]  --> src/block/parquet_block.rs:1:20
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::{Block, BlockFormat, BlockMeta};
[INFO] [stdout]   |                    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Error`
[INFO] [stdout]  --> src/compactor/mod.rs:3:21
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::{Result, Error};
[INFO] [stdout]   |                     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BlockFormat` and `BlockMeta`
[INFO] [stdout]  --> src/compactor/mod.rs:4:27
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::block::{Block, BlockMeta, BlockFormat};
[INFO] [stdout]   |                           ^^^^^^^^^  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Error`
[INFO] [stdout]  --> src/flightsql/service.rs:4:13
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::{Error, Result};
[INFO] [stdout]   |             ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/otlp/service.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Request`, `Response`, and `Status`
[INFO] [stdout]   --> src/otlp/service.rs:10:13
[INFO] [stdout]    |
[INFO] [stdout] 10 | use tonic::{Request, Response, Status};
[INFO] [stdout]    |             ^^^^^^^  ^^^^^^^^  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::Result`
[INFO] [stdout]  --> src/query/parquet_table.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::Result;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `datafusion::prelude::*`
[INFO] [stdout]   --> src/query/parquet_table.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use datafusion::prelude::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `datafusion::arrow::datatypes::SchemaRef`
[INFO] [stdout]  --> src/query/mod.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use datafusion::arrow::datatypes::SchemaRef;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/storage/arrow_storage.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Result` and `Span`
[INFO] [stdout]  --> src/storage/mod.rs:9:13
[INFO] [stdout]   |
[INFO] [stdout] 9 | use crate::{Result, Span};
[INFO] [stdout]   |             ^^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `arrow::array::RecordBatch`
[INFO] [stdout]   --> src/storage/mod.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use arrow::array::RecordBatch;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Error`
[INFO] [stdout]  --> src/wal/writer.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::{Error, Result, Span};
[INFO] [stdout]   |             ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `bytes::Buf`
[INFO] [stdout]  --> src/wal/reader.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use bytes::Buf;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Span`
[INFO] [stdout]  --> src/block/mod.rs:3:21
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::{Result, Span};
[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: `BlockFormat`
[INFO] [stdout]  --> src/block/arrow_block.rs:1:20
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::{Block, BlockFormat, BlockMeta};
[INFO] [stdout]   |                    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::Arc`
[INFO] [stdout]  --> src/block/arrow_block.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::sync::Arc;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BlockFormat`
[INFO] [stdout]  --> src/block/parquet_block.rs:1:20
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::{Block, BlockFormat, BlockMeta};
[INFO] [stdout]   |                    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Error`
[INFO] [stdout]  --> src/compactor/mod.rs:3:21
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::{Result, Error};
[INFO] [stdout]   |                     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BlockFormat` and `BlockMeta`
[INFO] [stdout]  --> src/compactor/mod.rs:4:27
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::block::{Block, BlockMeta, BlockFormat};
[INFO] [stdout]   |                           ^^^^^^^^^  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Error`
[INFO] [stdout]  --> src/flightsql/service.rs:4:13
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::{Error, Result};
[INFO] [stdout]   |             ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/otlp/service.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Request`, `Response`, and `Status`
[INFO] [stdout]   --> src/otlp/service.rs:10:13
[INFO] [stdout]    |
[INFO] [stdout] 10 | use tonic::{Request, Response, Status};
[INFO] [stdout]    |             ^^^^^^^  ^^^^^^^^  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::Result`
[INFO] [stdout]  --> src/query/parquet_table.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::Result;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `datafusion::arrow::datatypes::SchemaRef`
[INFO] [stdout]  --> src/query/mod.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use datafusion::arrow::datatypes::SchemaRef;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Result` and `Span`
[INFO] [stdout]  --> src/storage/mod.rs:9:13
[INFO] [stdout]   |
[INFO] [stdout] 9 | use crate::{Result, Span};
[INFO] [stdout]   |             ^^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `arrow::array::RecordBatch`
[INFO] [stdout]   --> src/storage/mod.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use arrow::array::RecordBatch;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Error`
[INFO] [stdout]  --> src/wal/writer.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::{Error, Result, Span};
[INFO] [stdout]   |             ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `bytes::Buf`
[INFO] [stdout]  --> src/wal/reader.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use bytes::Buf;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/otlp/grpc_service.rs:140:17
[INFO] [stdout]     |
[INFO] [stdout] 140 |             let mut wal = self.wal.lock().await;
[INFO] [stdout]     |                 ----^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/otlp/service.rs:97:17
[INFO] [stdout]    |
[INFO] [stdout] 97 |             let mut wal = self.wal.lock().await;
[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/otlp/grpc_service.rs:140:17
[INFO] [stdout]     |
[INFO] [stdout] 140 |             let mut wal = self.wal.lock().await;
[INFO] [stdout]     |                 ----^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/otlp/service.rs:97:17
[INFO] [stdout]    |
[INFO] [stdout] 97 |             let mut wal = self.wal.lock().await;
[INFO] [stdout]    |                 ----^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `batches` is never read
[INFO] [stdout]   --> src/block/arrow_block.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct ArrowBlock {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 13 |     batches: Option<Vec<RecordBatch>>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `load_batches` is never used
[INFO] [stdout]   --> src/block/arrow_block.rs:37:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl ArrowBlock {
[INFO] [stdout]    | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 37 |     fn load_batches(&mut self) -> Result<()> {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `blocks_dir` is never read
[INFO] [stdout]  --> src/compactor/mod.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Compactor {
[INFO] [stdout]   |            --------- field in this struct
[INFO] [stdout] 8 |     blocks_dir: PathBuf,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `path` is never read
[INFO] [stdout]   --> src/wal/writer.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | struct SegmentWriter {
[INFO] [stdout]    |        ------------- field in this struct
[INFO] [stdout] 19 |     file: File,
[INFO] [stdout] 20 |     path: PathBuf,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `batches` is never read
[INFO] [stdout]   --> src/block/arrow_block.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct ArrowBlock {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 13 |     batches: Option<Vec<RecordBatch>>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `load_batches` is never used
[INFO] [stdout]   --> src/block/arrow_block.rs:37:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl ArrowBlock {
[INFO] [stdout]    | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 37 |     fn load_batches(&mut self) -> Result<()> {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `blocks_dir` is never read
[INFO] [stdout]  --> src/compactor/mod.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Compactor {
[INFO] [stdout]   |            --------- field in this struct
[INFO] [stdout] 8 |     blocks_dir: PathBuf,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `path` is never read
[INFO] [stdout]   --> src/wal/writer.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | struct SegmentWriter {
[INFO] [stdout]    |        ------------- field in this struct
[INFO] [stdout] 19 |     file: File,
[INFO] [stdout] 20 |     path: PathBuf,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2m 41s
[INFO] running `Command { std: "docker" "inspect" "73f5ef8c03291d8b17d3bcaa0c00a42ffa299e3a4b4f093dd7a3c14575f1d982", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73f5ef8c03291d8b17d3bcaa0c00a42ffa299e3a4b4f093dd7a3c14575f1d982", kill_on_drop: false }`
[INFO] [stdout] 73f5ef8c03291d8b17d3bcaa0c00a42ffa299e3a4b4f093dd7a3c14575f1d982
