[INFO] fetching crate kyoto_data 0.1.0...
[INFO] checking kyoto_data-0.1.0 against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141
[INFO] extracting crate kyoto_data 0.1.0 into /workspace/builds/worker-113/source
[INFO] validating manifest of crates.io crate kyoto_data 0.1.0 on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate kyoto_data 0.1.0
[INFO] finished tweaking crates.io crate kyoto_data 0.1.0
[INFO] tweaked toml for crates.io crate kyoto_data 0.1.0 written to /workspace/builds/worker-113/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-113/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-113/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c7b7cddee21a67245c9ea362220a2cd43db273286ea0d35c3462ccce846d0ef2
[INFO] running `Command { std: "docker" "start" "-a" "c7b7cddee21a67245c9ea362220a2cd43db273286ea0d35c3462ccce846d0ef2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c7b7cddee21a67245c9ea362220a2cd43db273286ea0d35c3462ccce846d0ef2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7b7cddee21a67245c9ea362220a2cd43db273286ea0d35c3462ccce846d0ef2", kill_on_drop: false }`
[INFO] [stdout] c7b7cddee21a67245c9ea362220a2cd43db273286ea0d35c3462ccce846d0ef2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-113/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-113/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7445a3192809395ac2db1e377ca896e8197e52179f0ac063cf9cb7309d466b4f
[INFO] running `Command { std: "docker" "start" "-a" "7445a3192809395ac2db1e377ca896e8197e52179f0ac063cf9cb7309d466b4f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling ryu v1.0.6
[INFO] [stderr]    Compiling serde_json v1.0.72
[INFO] [stderr]    Compiling httparse v1.5.1
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]     Checking kyoto_protocol v0.1.0
[INFO] [stderr]     Checking kyoto_data v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `BufMut`
[INFO] [stdout]  --> src/server_state/machine_info.rs:1:24
[INFO] [stdout]   |
[INFO] [stdout] 1 | use bytes::{ BytesMut, BufMut };
[INFO] [stdout]   |                        ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BufMut`
[INFO] [stdout]  --> src/warehouse/data_info.rs:1:24
[INFO] [stdout]   |
[INFO] [stdout] 1 | use bytes::{ BytesMut, BufMut };
[INFO] [stdout]   |                        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BufMut`
[INFO] [stdout]  --> src/server_state/machine_info.rs:1:24
[INFO] [stdout]   |
[INFO] [stdout] 1 | use bytes::{ BytesMut, BufMut };
[INFO] [stdout]   |                        ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BufMut`
[INFO] [stdout]  --> src/warehouse/data_info.rs:1:24
[INFO] [stdout]   |
[INFO] [stdout] 1 | use bytes::{ BytesMut, BufMut };
[INFO] [stdout]   |                        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/warehouse/data_info.rs:13:33
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn generate_info(&self, mut info: BytesMut) -> BytesMut {
[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/warehouse/data_info.rs:13:33
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn generate_info(&self, mut info: BytesMut) -> BytesMut {
[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: field is never read: `total_keys`
[INFO] [stdout]  --> src/warehouse/data_info.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     total_keys: u32,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `total_keys`
[INFO] [stdout]  --> src/warehouse/data_info.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     total_keys: u32,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.00s
[INFO] running `Command { std: "docker" "inspect" "7445a3192809395ac2db1e377ca896e8197e52179f0ac063cf9cb7309d466b4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7445a3192809395ac2db1e377ca896e8197e52179f0ac063cf9cb7309d466b4f", kill_on_drop: false }`
[INFO] [stdout] 7445a3192809395ac2db1e377ca896e8197e52179f0ac063cf9cb7309d466b4f