[INFO] cloning repository https://github.com/cfeitong/cft-leveldb
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cfeitong/cft-leveldb" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcfeitong%2Fcft-leveldb", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcfeitong%2Fcft-leveldb'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4c9c30c9bf5cc68c3fbaf1f549b87f37d0efe78b
[INFO] building cfeitong/cft-leveldb against try#2cd6942e35a7765b6869d3a149ca54f2598b77ad for pr-93180
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcfeitong%2Fcft-leveldb" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cfeitong/cft-leveldb on toolchain 2cd6942e35a7765b6869d3a149ca54f2598b77ad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+2cd6942e35a7765b6869d3a149ca54f2598b77ad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/cfeitong/cft-leveldb
[INFO] finished tweaking git repo https://github.com/cfeitong/cft-leveldb
[INFO] tweaked toml for git repo https://github.com/cfeitong/cft-leveldb written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/cfeitong/cft-leveldb already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+2cd6942e35a7765b6869d3a149ca54f2598b77ad" "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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+2cd6942e35a7765b6869d3a149ca54f2598b77ad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b7c3c51c0d484080017cf0e61d471d84425b204803c3ae8c35253c09ec1595bc
[INFO] running `Command { std: "docker" "start" "-a" "b7c3c51c0d484080017cf0e61d471d84425b204803c3ae8c35253c09ec1595bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b7c3c51c0d484080017cf0e61d471d84425b204803c3ae8c35253c09ec1595bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7c3c51c0d484080017cf0e61d471d84425b204803c3ae8c35253c09ec1595bc", kill_on_drop: false }`
[INFO] [stdout] b7c3c51c0d484080017cf0e61d471d84425b204803c3ae8c35253c09ec1595bc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+2cd6942e35a7765b6869d3a149ca54f2598b77ad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e6a0a93b0d5f3449caa5667dcb780cf92926814f574d5c99caf9827c196b0838
[INFO] running `Command { std: "docker" "start" "-a" "e6a0a93b0d5f3449caa5667dcb780cf92926814f574d5c99caf9827c196b0838", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling pin-project-lite v0.2.4
[INFO] [stderr]    Compiling cc v1.0.66
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling futures-sink v0.3.13
[INFO] [stderr]    Compiling futures-core v0.3.13
[INFO] [stderr]    Compiling build_const v0.2.1
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]    Compiling futures-io v0.3.13
[INFO] [stderr]    Compiling futures-task v0.3.13
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling serde v1.0.123
[INFO] [stderr]    Compiling once_cell v1.5.2
[INFO] [stderr]    Compiling bytes v1.0.1
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling instant v0.1.9
[INFO] [stderr]    Compiling lock_api v0.4.2
[INFO] [stderr]    Compiling tokio v1.2.0
[INFO] [stderr]    Compiling tracing-core v0.1.17
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]    Compiling crc v1.8.1
[INFO] [stderr]    Compiling futures-channel v0.3.13
[INFO] [stderr]    Compiling cmake v0.1.45
[INFO] [stderr]    Compiling libmimalloc-sys v0.1.20
[INFO] [stderr]    Compiling parking_lot_core v0.8.2
[INFO] [stderr]    Compiling mio v0.7.7
[INFO] [stderr]    Compiling signal-hook-registry v1.3.0
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling memmap2 v0.2.1
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling mimalloc v0.1.24
[INFO] [stderr]    Compiling futures-macro v0.3.13
[INFO] [stderr]    Compiling thiserror-impl v1.0.23
[INFO] [stderr]    Compiling tokio-macros v1.1.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.12
[INFO] [stderr]    Compiling async-trait v0.1.42
[INFO] [stderr]    Compiling futures-util v0.3.13
[INFO] [stderr]    Compiling thiserror v1.0.23
[INFO] [stderr]    Compiling tracing v0.1.23
[INFO] [stderr]    Compiling futures-executor v0.3.13
[INFO] [stderr]    Compiling futures v0.3.13
[INFO] [stderr]    Compiling cft-db v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `contains`
[INFO] [stdout]   --> src/mem_table.rs:32:18
[INFO] [stdout]    |
[INFO] [stdout] 32 |     pub async fn contains(&self, key: &Bytes) -> bool {
[INFO] [stdout]    |                  ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `remove`
[INFO] [stdout]   --> src/mem_table.rs:37:18
[INFO] [stdout]    |
[INFO] [stdout] 37 |     pub async fn remove(&self, key: &Bytes) -> Option<Bytes> {
[INFO] [stdout]    |                  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `RESTART_THRESHOLD`
[INFO] [stdout]  --> src/sorted_stable.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | const RESTART_THRESHOLD: usize = 16;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `BlockHandle`
[INFO] [stdout]   --> src/sorted_stable.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | struct BlockHandle {}
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `BlockBuilder`
[INFO] [stdout]   --> src/sorted_stable.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | struct BlockBuilder {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/sorted_stable.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 21 |     fn new() -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `add`
[INFO] [stdout]   --> src/sorted_stable.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 30 |     fn add(&mut self, key: Bytes, value: Bytes) {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `build`
[INFO] [stdout]   --> src/sorted_stable.rs:48:8
[INFO] [stdout]    |
[INFO] [stdout] 48 |     fn build(mut self) -> Bytes {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `shared_prefix_len`
[INFO] [stdout]   --> src/sorted_stable.rs:58:4
[INFO] [stdout]    |
[INFO] [stdout] 58 | fn shared_prefix_len(key1: &Bytes, key2: &Bytes) -> usize {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `open_sstable`
[INFO] [stdout]   --> src/vfs.rs:60:18
[INFO] [stdout]    |
[INFO] [stdout] 60 |     pub async fn open_sstable(&self, level: usize) -> Result<VFile> {
[INFO] [stdout]    |                  ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `read_at`
[INFO] [stdout]   --> src/vfs.rs:91:18
[INFO] [stdout]    |
[INFO] [stdout] 91 |     pub async fn read_at(&self, offset: u64, len: usize) -> Result<Vec<u8>> {
[INFO] [stdout]    |                  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `read_exact`
[INFO] [stdout]   --> src/vfs.rs:96:18
[INFO] [stdout]    |
[INFO] [stdout] 96 |     pub async fn read_exact(&self, buf: &mut [u8]) -> Result<usize> {
[INFO] [stdout]    |                  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `sync`
[INFO] [stdout]    --> src/vfs.rs:101:18
[INFO] [stdout]     |
[INFO] [stdout] 101 |     pub async fn sync(&self) -> Result<()> {
[INFO] [stdout]     |                  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `read_at`
[INFO] [stdout]    --> src/vfs.rs:135:14
[INFO] [stdout]     |
[INFO] [stdout] 135 |     async fn read_at(&mut self, offset: u64, len: usize) -> Result<Vec<u8>> {
[INFO] [stdout]     |              ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `sync`
[INFO] [stdout]    --> src/vfs.rs:142:14
[INFO] [stdout]     |
[INFO] [stdout] 142 |     async fn sync(&self) -> Result<()> {
[INFO] [stdout]     |              ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `into_inner`
[INFO] [stdout]   --> src/wal.rs:74:12
[INFO] [stdout]    |
[INFO] [stdout] 74 |     pub fn into_inner(self) -> VFile {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `WalFileReader`
[INFO] [stdout]    --> src/wal.rs:146:12
[INFO] [stdout]     |
[INFO] [stdout] 146 | pub struct WalFileReader {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]    --> src/wal.rs:151:18
[INFO] [stdout]     |
[INFO] [stdout] 151 |     pub async fn new(file: VFile) -> Result<Self> {
[INFO] [stdout]     |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `open`
[INFO] [stdout]    --> src/wal.rs:155:18
[INFO] [stdout]     |
[INFO] [stdout] 155 |     pub async fn open(vfs: Vfs) -> Result<Self> {
[INFO] [stdout]     |                  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `read_record`
[INFO] [stdout]    --> src/wal.rs:161:14
[INFO] [stdout]     |
[INFO] [stdout] 161 |     async fn read_record(&mut self) -> Result<Option<Record>> {
[INFO] [stdout]     |              ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `into_record_stream`
[INFO] [stdout]    --> src/wal.rs:193:8
[INFO] [stdout]     |
[INFO] [stdout] 193 |     fn into_record_stream(self) -> impl Stream<Item = Result<Record>> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `read_data`
[INFO] [stdout]    --> src/wal.rs:200:18
[INFO] [stdout]     |
[INFO] [stdout] 200 |     pub async fn read_data(&mut self) -> Result<Option<Bytes>> {
[INFO] [stdout]     |                  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `into_data_stream`
[INFO] [stdout]    --> src/wal.rs:224:12
[INFO] [stdout]     |
[INFO] [stdout] 224 |     pub fn into_data_stream(self) -> impl Stream<Item = Result<Bytes>> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `read_rest_records`
[INFO] [stdout]    --> src/wal.rs:232:10
[INFO] [stdout]     |
[INFO] [stdout] 232 | async fn read_rest_records(reader: &mut WalFileReader) -> Result<Vec<Record>> {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `from_u8`
[INFO] [stdout]    --> src/wal.rs:271:8
[INFO] [stdout]     |
[INFO] [stdout] 271 |     fn from_u8(ty: u8) -> Result<Self> {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Record`
[INFO] [stdout]    --> src/wal.rs:283:12
[INFO] [stdout]     |
[INFO] [stdout] 283 | pub struct Record {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_valid`
[INFO] [stdout]    --> src/wal.rs:291:8
[INFO] [stdout]     |
[INFO] [stdout] 291 |     fn is_valid(&self) -> bool {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `vfs`
[INFO] [stdout]   --> src/db.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 32 |     vfs: Vfs,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 28 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.41s
[INFO] running `Command { std: "docker" "inspect" "e6a0a93b0d5f3449caa5667dcb780cf92926814f574d5c99caf9827c196b0838", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6a0a93b0d5f3449caa5667dcb780cf92926814f574d5c99caf9827c196b0838", kill_on_drop: false }`
[INFO] [stdout] e6a0a93b0d5f3449caa5667dcb780cf92926814f574d5c99caf9827c196b0838
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+2cd6942e35a7765b6869d3a149ca54f2598b77ad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 36e906315ae0b91d935dd307e2c4424dd568489de33e476cfbf6af854210f2cc
[INFO] running `Command { std: "docker" "start" "-a" "36e906315ae0b91d935dd307e2c4424dd568489de33e476cfbf6af854210f2cc", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stdout] warning: associated function is never used: `contains`
[INFO] [stdout]   --> src/mem_table.rs:32:18
[INFO] [stdout]    |
[INFO] [stdout] 32 |     pub async fn contains(&self, key: &Bytes) -> bool {
[INFO] [stdout]    |                  ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `remove`
[INFO] [stdout]   --> src/mem_table.rs:37:18
[INFO] [stdout]    |
[INFO] [stdout] 37 |     pub async fn remove(&self, key: &Bytes) -> Option<Bytes> {
[INFO] [stdout]    |                  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `RESTART_THRESHOLD`
[INFO] [stdout]  --> src/sorted_stable.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | const RESTART_THRESHOLD: usize = 16;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `BlockHandle`
[INFO] [stdout]   --> src/sorted_stable.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | struct BlockHandle {}
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `BlockBuilder`
[INFO] [stdout]   --> src/sorted_stable.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | struct BlockBuilder {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/sorted_stable.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 21 |     fn new() -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `add`
[INFO] [stdout]   --> src/sorted_stable.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 30 |     fn add(&mut self, key: Bytes, value: Bytes) {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `build`
[INFO] [stdout]   --> src/sorted_stable.rs:48:8
[INFO] [stdout]    |
[INFO] [stdout] 48 |     fn build(mut self) -> Bytes {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `shared_prefix_len`
[INFO] [stdout]   --> src/sorted_stable.rs:58:4
[INFO] [stdout]    |
[INFO] [stdout] 58 | fn shared_prefix_len(key1: &Bytes, key2: &Bytes) -> usize {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `open_sstable`
[INFO] [stdout]   --> src/vfs.rs:60:18
[INFO] [stdout]    |
[INFO] [stdout] 60 |     pub async fn open_sstable(&self, level: usize) -> Result<VFile> {
[INFO] [stdout]    |                  ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `read_at`
[INFO] [stdout]   --> src/vfs.rs:91:18
[INFO] [stdout]    |
[INFO] [stdout] 91 |     pub async fn read_at(&self, offset: u64, len: usize) -> Result<Vec<u8>> {
[INFO] [stdout]    |                  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `read_exact`
[INFO] [stdout]   --> src/vfs.rs:96:18
[INFO] [stdout]    |
[INFO] [stdout] 96 |     pub async fn read_exact(&self, buf: &mut [u8]) -> Result<usize> {
[INFO] [stdout]    |                  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `sync`
[INFO] [stdout]    --> src/vfs.rs:101:18
[INFO] [stdout]     |
[INFO] [stdout] 101 |     pub async fn sync(&self) -> Result<()> {
[INFO] [stdout]     |                  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `read_at`
[INFO] [stdout]    --> src/vfs.rs:135:14
[INFO] [stdout]     |
[INFO] [stdout] 135 |     async fn read_at(&mut self, offset: u64, len: usize) -> Result<Vec<u8>> {
[INFO] [stdout]     |              ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `sync`
[INFO] [stdout]    --> src/vfs.rs:142:14
[INFO] [stdout]     |
[INFO] [stdout] 142 |     async fn sync(&self) -> Result<()> {
[INFO] [stdout]     |              ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `into_inner`
[INFO] [stdout]   --> src/wal.rs:74:12
[INFO] [stdout]    |
[INFO] [stdout] 74 |     pub fn into_inner(self) -> VFile {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `WalFileReader`
[INFO] [stdout]    --> src/wal.rs:146:12
[INFO] [stdout]     |
[INFO] [stdout] 146 | pub struct WalFileReader {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]    --> src/wal.rs:151:18
[INFO] [stdout]     |
[INFO] [stdout] 151 |     pub async fn new(file: VFile) -> Result<Self> {
[INFO] [stdout]     |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `open`
[INFO] [stdout]    --> src/wal.rs:155:18
[INFO] [stdout]     |
[INFO] [stdout] 155 |     pub async fn open(vfs: Vfs) -> Result<Self> {
[INFO] [stdout]     |                  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `read_record`
[INFO] [stdout]    --> src/wal.rs:161:14
[INFO] [stdout]     |
[INFO] [stdout] 161 |     async fn read_record(&mut self) -> Result<Option<Record>> {
[INFO] [stdout]     |              ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `into_record_stream`
[INFO] [stdout]    --> src/wal.rs:193:8
[INFO] [stdout]     |
[INFO] [stdout] 193 |     fn into_record_stream(self) -> impl Stream<Item = Result<Record>> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `read_data`
[INFO] [stdout]    --> src/wal.rs:200:18
[INFO] [stdout]     |
[INFO] [stdout] 200 |     pub async fn read_data(&mut self) -> Result<Option<Bytes>> {
[INFO] [stdout]     |                  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `into_data_stream`
[INFO] [stdout]    --> src/wal.rs:224:12
[INFO] [stdout]     |
[INFO] [stdout] 224 |     pub fn into_data_stream(self) -> impl Stream<Item = Result<Bytes>> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `read_rest_records`
[INFO] [stdout]    --> src/wal.rs:232:10
[INFO] [stdout]     |
[INFO] [stdout] 232 | async fn read_rest_records(reader: &mut WalFileReader) -> Result<Vec<Record>> {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `from_u8`
[INFO] [stdout]    --> src/wal.rs:271:8
[INFO] [stdout]     |
[INFO] [stdout] 271 |     fn from_u8(ty: u8) -> Result<Self> {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Record`
[INFO] [stdout]    --> src/wal.rs:283:12
[INFO] [stdout]     |
[INFO] [stdout] 283 | pub struct Record {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_valid`
[INFO] [stdout]    --> src/wal.rs:291:8
[INFO] [stdout]     |
[INFO] [stdout] 291 |     fn is_valid(&self) -> bool {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `vfs`
[INFO] [stdout]   --> src/db.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 32 |     vfs: Vfs,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 28 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rand_core v0.6.2
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling rand v0.8.3
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]    Compiling cft-db v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `contains`
[INFO] [stdout]   --> src/mem_table.rs:32:18
[INFO] [stdout]    |
[INFO] [stdout] 32 |     pub async fn contains(&self, key: &Bytes) -> bool {
[INFO] [stdout]    |                  ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `remove`
[INFO] [stdout]   --> src/mem_table.rs:37:18
[INFO] [stdout]    |
[INFO] [stdout] 37 |     pub async fn remove(&self, key: &Bytes) -> Option<Bytes> {
[INFO] [stdout]    |                  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `RESTART_THRESHOLD`
[INFO] [stdout]  --> src/sorted_stable.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | const RESTART_THRESHOLD: usize = 16;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `BlockHandle`
[INFO] [stdout]   --> src/sorted_stable.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | struct BlockHandle {}
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `BlockBuilder`
[INFO] [stdout]   --> src/sorted_stable.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | struct BlockBuilder {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/sorted_stable.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 21 |     fn new() -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `add`
[INFO] [stdout]   --> src/sorted_stable.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 30 |     fn add(&mut self, key: Bytes, value: Bytes) {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `build`
[INFO] [stdout]   --> src/sorted_stable.rs:48:8
[INFO] [stdout]    |
[INFO] [stdout] 48 |     fn build(mut self) -> Bytes {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `shared_prefix_len`
[INFO] [stdout]   --> src/sorted_stable.rs:58:4
[INFO] [stdout]    |
[INFO] [stdout] 58 | fn shared_prefix_len(key1: &Bytes, key2: &Bytes) -> usize {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `open_sstable`
[INFO] [stdout]   --> src/vfs.rs:60:18
[INFO] [stdout]    |
[INFO] [stdout] 60 |     pub async fn open_sstable(&self, level: usize) -> Result<VFile> {
[INFO] [stdout]    |                  ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `read_at`
[INFO] [stdout]   --> src/vfs.rs:91:18
[INFO] [stdout]    |
[INFO] [stdout] 91 |     pub async fn read_at(&self, offset: u64, len: usize) -> Result<Vec<u8>> {
[INFO] [stdout]    |                  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `sync`
[INFO] [stdout]    --> src/vfs.rs:101:18
[INFO] [stdout]     |
[INFO] [stdout] 101 |     pub async fn sync(&self) -> Result<()> {
[INFO] [stdout]     |                  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `read_at`
[INFO] [stdout]    --> src/vfs.rs:135:14
[INFO] [stdout]     |
[INFO] [stdout] 135 |     async fn read_at(&mut self, offset: u64, len: usize) -> Result<Vec<u8>> {
[INFO] [stdout]     |              ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `sync`
[INFO] [stdout]    --> src/vfs.rs:142:14
[INFO] [stdout]     |
[INFO] [stdout] 142 |     async fn sync(&self) -> Result<()> {
[INFO] [stdout]     |              ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `into_inner`
[INFO] [stdout]   --> src/wal.rs:74:12
[INFO] [stdout]    |
[INFO] [stdout] 74 |     pub fn into_inner(self) -> VFile {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `into_record_stream`
[INFO] [stdout]    --> src/wal.rs:193:8
[INFO] [stdout]     |
[INFO] [stdout] 193 |     fn into_record_stream(self) -> impl Stream<Item = Result<Record>> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `into_data_stream`
[INFO] [stdout]    --> src/wal.rs:224:12
[INFO] [stdout]     |
[INFO] [stdout] 224 |     pub fn into_data_stream(self) -> impl Stream<Item = Result<Bytes>> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `vfs`
[INFO] [stdout]   --> src/db.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 32 |     vfs: Vfs,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] thread 'rustc' panicked at 'Box<dyn Any>', /rustc/2cd6942e35a7765b6869d3a149ca54f2598b77ad/compiler/rustc_errors/src/lib.rs:1103:9
[INFO] [stderr] stack backtrace:
[INFO] [stdout] error: internal compiler error: compiler/rustc_mir_transform/src/generator.rs:766:13: Broken MIR: generator contains type &mut wal::WalFileWriter in MIR, but typeck only knows about {ResumeTy, impl futures::Future<Output = std::result::Result<(wal::WalFileReader, wal::WalFileWriter), WalError>>, (), wal::WalFileReader, wal::WalFileWriter, &mut wal::WalFileReader, &str, impl futures::Future<Output = std::result::Result<(), WalError>>, impl futures::Future<Output = std::result::Result<String, WalError>>} and []
[INFO] [stdout]    --> src/wal.rs:342:41
[INFO] [stdout]     |
[INFO] [stdout] 342 |       async fn test_wal_data_read_write() {
[INFO] [stdout]     |  _________________________________________^
[INFO] [stdout] 343 | |         let (mut reader, mut writer) = setup_reader_writer().await.unwrap();
[INFO] [stdout] 344 | |         let reader = &mut reader;
[INFO] [stdout] 345 | |         let writer = &mut writer;
[INFO] [stdout] ...   |
[INFO] [stdout] 355 | |         assert_eq!(read(reader).await.unwrap(), "EOF");
[INFO] [stdout] 356 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    0:     0x7f04a018b67c - std::backtrace_rs::backtrace::libunwind::trace::hab3bb7239730ce1e
[INFO] [stderr]                                at /rustc/2cd6942e35a7765b6869d3a149ca54f2598b77ad/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5
[INFO] [stderr]    1:     0x7f04a018b67c - std::backtrace_rs::backtrace::trace_unsynchronized::h7c00739330269721
[INFO] [stderr]                                at /rustc/2cd6942e35a7765b6869d3a149ca54f2598b77ad/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]    2:     0x7f04a018b67c - std::sys_common::backtrace::_print_fmt::hc7fce0f2bad6b4e5
[INFO] [stderr]                                at /rustc/2cd6942e35a7765b6869d3a149ca54f2598b77ad/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stderr]    3:     0x7f04a018b67c - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h6b1f9c749ca5dfce
[INFO] [stderr]                                at /rustc/2cd6942e35a7765b6869d3a149ca54f2598b77ad/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stderr]    4:     0x7f04a01ec85c - core::fmt::write::h14b56021008c8193
[INFO] [stderr]                                at /rustc/2cd6942e35a7765b6869d3a149ca54f2598b77ad/library/core/src/fmt/mod.rs:1168:17
[INFO] [stderr]    5:     0x7f04a017ac23 - std::io::Write::write_fmt::h00903ac5c84da4ab
[INFO] [stderr]                                at /rustc/2cd6942e35a7765b6869d3a149ca54f2598b77ad/library/std/src/io/mod.rs:1653:15
[INFO] [stderr]    6:     0x7f04a018faa2 - std::sys_common::backtrace::_print::h520cdd5f2e9c382b
[INFO] [stderr]                                at /rustc/2cd6942e35a7765b6869d3a149ca54f2598b77ad/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stderr]    7:     0x7f04a018faa2 - std::sys_common::backtrace::print::hc31c18dd3d9e99d7
[INFO] [stderr]                                at /rustc/2cd6942e35a7765b6869d3a149ca54f2598b77ad/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stderr]    8:     0x7f04a018faa2 - std::panicking::default_hook::{{closure}}::h2b4911050a1d8d19
[INFO] [stderr]                                at /rustc/2cd6942e35a7765b6869d3a149ca54f2598b77ad/library/std/src/panicking.rs:290:50
[INFO] [stderr]    9:     0x7f04a018f685 - std::panicking::default_hook::hd9ee213c07ceee82
[INFO] [stderr]                                at /rustc/2cd6942e35a7765b6869d3a149ca54f2598b77ad/library/std/src/panicking.rs:307:9
[INFO] [stderr]   10:     0x7f04a096cf91 - rustc_driver[574060610cdb6686]::DEFAULT_HOOK::{closure#0}::{closure#0}
[INFO] [stderr]   11:     0x7f049024a063 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h9671d4eeac34b76e
[INFO] [stderr]                                at /rustc/2cd6942e35a7765b6869d3a149ca54f2598b77ad/library/alloc/src/boxed.rs:1868:9
[INFO] [stderr]   12:     0x7f049025235c - proc_macro::bridge::client::<impl proc_macro::bridge::Bridge>::enter::{{closure}}::{{closure}}::hb99b7760adf94b3a
[INFO] [stderr]                                at /rustc/2cd6942e35a7765b6869d3a149ca54f2598b77ad/library/proc_macro/src/bridge/client.rs:319:21
[INFO] [stderr]   13:     0x7f0490266980 - std::panicking::update_hook::{{closure}}::h0968be00028457e5
[INFO] [stderr]                                at /rustc/2cd6942e35a7765b6869d3a149ca54f2598b77ad/library/std/src/panicking.rs:257:41
[INFO] [stderr]   14:     0x7f04a01902bb - std::panicking::rust_panic_with_hook::hf221ce82965f4abb
[INFO] [stderr]                                at /rustc/2cd6942e35a7765b6869d3a149ca54f2598b77ad/library/std/src/panicking.rs:695:17
[INFO] [stderr]   15:     0x7f04a0be31d1 - std[8ff7d40267274bc7]::panicking::begin_panic::<rustc_errors[a0b4bf6c95948d12]::ExplicitBug>::{closure#0}
[INFO] [stderr]   16:     0x7f04a0be2d76 - std[8ff7d40267274bc7]::sys_common::backtrace::__rust_end_short_backtrace::<std[8ff7d40267274bc7]::panicking::begin_panic<rustc_errors[a0b4bf6c95948d12]::ExplicitBug>::{closure#0}, !>
[INFO] [stderr]   17:     0x7f04a0b493ff - std[8ff7d40267274bc7]::panicking::begin_panic::<rustc_errors[a0b4bf6c95948d12]::ExplicitBug>
[INFO] [stderr]   18:     0x7f04a0bc3f5d - std[8ff7d40267274bc7]::panic::panic_any::<rustc_errors[a0b4bf6c95948d12]::ExplicitBug>
[INFO] [stderr]   19:     0x7f04a0bc08c8 - <rustc_errors[a0b4bf6c95948d12]::HandlerInner>::span_bug::<rustc_span[7ad56b2a1dc47726]::span_encoding::Span>
[INFO] [stderr]   20:     0x7f04a0bc0680 - <rustc_errors[a0b4bf6c95948d12]::Handler>::span_bug::<rustc_span[7ad56b2a1dc47726]::span_encoding::Span>
[INFO] [stderr]   21:     0x7f04a0b260f8 - rustc_middle[8a77eead77a7de65]::ty::context::tls::with_opt::<rustc_middle[8a77eead77a7de65]::util::bug::opt_span_bug_fmt<rustc_span[7ad56b2a1dc47726]::span_encoding::Span>::{closure#0}, ()>
[INFO] [stderr]   22:     0x7f04a0b261b0 - rustc_middle[8a77eead77a7de65]::util::bug::opt_span_bug_fmt::<rustc_span[7ad56b2a1dc47726]::span_encoding::Span>
[INFO] [stderr]   23:     0x7f04a0b2617c - rustc_middle[8a77eead77a7de65]::util::bug::span_bug_fmt::<rustc_span[7ad56b2a1dc47726]::span_encoding::Span>
[INFO] [stderr]   24:     0x7f04a29849d3 - <rustc_mir_transform[e8bf563d71c3358c]::generator::StateTransform as rustc_middle[8a77eead77a7de65]::mir::MirPass>::run_pass
[INFO] [stderr]   25:     0x7f04a1cb750f - rustc_mir_transform[e8bf563d71c3358c]::pass_manager::run_passes
[INFO] [stderr]   26:     0x7f04a1c784e1 - rustc_mir_transform[e8bf563d71c3358c]::optimized_mir
[INFO] [stderr]   27:     0x7f04a222feb2 - rustc_query_system[ae4364215f97c5f4]::query::plumbing::try_execute_query::<rustc_query_impl[16a6d5cfc04c318]::plumbing::QueryCtxt, rustc_query_system[ae4364215f97c5f4]::query::caches::DefaultCache<rustc_span[7ad56b2a1dc47726]::def_id::DefId, &rustc_middle[8a77eead77a7de65]::mir::Body>>
[INFO] [stderr]   28:     0x7f04a227b247 - <rustc_query_impl[16a6d5cfc04c318]::Queries as rustc_middle[8a77eead77a7de65]::ty::query::QueryEngine>::optimized_mir
[INFO] [stderr]   29:     0x7f04a18f7e12 - <rustc_middle[8a77eead77a7de65]::ty::context::TyCtxt>::generator_layout
[INFO] [stderr]   30:     0x7f04a26d02af - <rustc_middle[8a77eead77a7de65]::ty::layout::LayoutCx<rustc_middle[8a77eead77a7de65]::ty::context::TyCtxt>>::layout_of_uncached
[INFO] [stderr]   31:     0x7f04a26d817a - rustc_middle[8a77eead77a7de65]::ty::layout::layout_of
[INFO] [stderr]   32:     0x7f04a2262f12 - rustc_query_system[ae4364215f97c5f4]::query::plumbing::get_query::<rustc_query_impl[16a6d5cfc04c318]::queries::layout_of, rustc_query_impl[16a6d5cfc04c318]::plumbing::QueryCtxt>
[INFO] [stderr]   33:     0x7f04a2286d0a - <rustc_query_impl[16a6d5cfc04c318]::Queries as rustc_middle[8a77eead77a7de65]::ty::query::QueryEngine>::layout_of
[INFO] [stderr]   34:     0x7f04a26fef68 - core[25abe57cfe4190a5]::iter::adapters::process_results::<core[25abe57cfe4190a5]::iter::adapters::map::Map<core[25abe57cfe4190a5]::slice::iter::Iter<rustc_middle[8a77eead77a7de65]::ty::FieldDef>, <rustc_middle[8a77eead77a7de65]::ty::layout::LayoutCx<rustc_middle[8a77eead77a7de65]::ty::context::TyCtxt>>::layout_of_uncached::{closure#5}::{closure#0}>, rustc_target[1eda696444af1ff]::abi::TyAndLayout<&rustc_middle[8a77eead77a7de65]::ty::TyS>, rustc_middle[8a77eead77a7de65]::ty::layout::LayoutError, <core[25abe57cfe4190a5]::result::Result<alloc[7db2980217c62220]::vec::Vec<rustc_target[1eda696444af1ff]::abi::TyAndLayout<&rustc_middle[8a77eead77a7de65]::ty::TyS>>, rustc_middle[8a77eead77a7de65]::ty::layout::LayoutError> as core[25abe57cfe4190a5]::iter::traits::collect::FromIterator<core[25abe57cfe4190a5]::result::Result<rustc_target[1eda696444af1ff]::abi::TyAndLayout<&rustc_middle[8a77eead77a7de65]::ty::TyS>, rustc_middle[8a77eead77a7de65]::ty::layout::LayoutError>>>::from_iter<core[25abe57cfe4190a5]::iter::adapters::map::Map<core[25abe57cfe4190a5]::slice::iter::Iter<rustc_middle[8a77eead77a7de65]::ty::FieldDef>, <rustc_middle[8a77eead77a7de65]::ty::layout::LayoutCx<rustc_middle[8a77eead77a7de65]::ty::context::TyCtxt>>::layout_of_uncached::{closure#5}::{closure#0}>>::{closure#0}, alloc[7db2980217c62220]::vec::Vec<rustc_target[1eda696444af1ff]::abi::TyAndLayout<&rustc_middle[8a77eead77a7de65]::ty::TyS>>>
[INFO] [stderr]   35:     0x7f04a26ca9bd - <rustc_middle[8a77eead77a7de65]::ty::layout::LayoutCx<rustc_middle[8a77eead77a7de65]::ty::context::TyCtxt>>::layout_of_uncached
[INFO] [stderr]   36:     0x7f04a26d817a - rustc_middle[8a77eead77a7de65]::ty::layout::layout_of
[INFO] [stderr]   37:     0x7f04a2262f12 - rustc_query_system[ae4364215f97c5f4]::query::plumbing::get_query::<rustc_query_impl[16a6d5cfc04c318]::queries::layout_of, rustc_query_impl[16a6d5cfc04c318]::plumbing::QueryCtxt>
[INFO] [stderr]   38:     0x7f04a2286d0a - <rustc_query_impl[16a6d5cfc04c318]::Queries as rustc_middle[8a77eead77a7de65]::ty::query::QueryEngine>::layout_of
[INFO] [stderr]   39:     0x7f04a26d8e4f - rustc_middle[8a77eead77a7de65]::ty::layout::layout_of
[INFO] [stderr]   40:     0x7f04a2262f12 - rustc_query_system[ae4364215f97c5f4]::query::plumbing::get_query::<rustc_query_impl[16a6d5cfc04c318]::queries::layout_of, rustc_query_impl[16a6d5cfc04c318]::plumbing::QueryCtxt>
[INFO] [stderr]   41:     0x7f04a2286d0a - <rustc_query_impl[16a6d5cfc04c318]::Queries as rustc_middle[8a77eead77a7de65]::ty::query::QueryEngine>::layout_of
[INFO] [stderr]   42:     0x7f04a1c8e906 - <rustc_mir_transform[e8bf563d71c3358c]::const_prop::ConstProp as rustc_middle[8a77eead77a7de65]::mir::MirPass>::run_pass
[INFO] [stderr]   43:     0x7f04a1cb750f - rustc_mir_transform[e8bf563d71c3358c]::pass_manager::run_passes
[INFO] [stderr]   44:     0x7f04a1c788d1 - rustc_mir_transform[e8bf563d71c3358c]::optimized_mir
[INFO] [stderr]   45:     0x7f04a222feb2 - rustc_query_system[ae4364215f97c5f4]::query::plumbing::try_execute_query::<rustc_query_impl[16a6d5cfc04c318]::plumbing::QueryCtxt, rustc_query_system[ae4364215f97c5f4]::query::caches::DefaultCache<rustc_span[7ad56b2a1dc47726]::def_id::DefId, &rustc_middle[8a77eead77a7de65]::mir::Body>>
[INFO] [stderr]   46:     0x7f04a227b247 - <rustc_query_impl[16a6d5cfc04c318]::Queries as rustc_middle[8a77eead77a7de65]::ty::query::QueryEngine>::optimized_mir
[INFO] [stderr]   47:     0x7f04a26959c6 - <rustc_middle[8a77eead77a7de65]::ty::context::TyCtxt>::instance_mir
[INFO] [stderr]   48:     0x7f04a1c46806 - rustc_monomorphize[d443c1900dbcbba2]::collector::collect_neighbours
[INFO] [stderr]   49:     0x7f04a1c423d6 - rustc_monomorphize[d443c1900dbcbba2]::collector::collect_items_rec
[INFO] [stderr]   50:     0x7f04a1c4250d - rustc_monomorphize[d443c1900dbcbba2]::collector::collect_items_rec
[INFO] [stderr]   51:     0x7f04a1c4250d - rustc_monomorphize[d443c1900dbcbba2]::collector::collect_items_rec
[INFO] [stderr]   52:     0x7f04a29679da - <rustc_session[721e5fa15336b6e9]::session::Session>::time::<(), rustc_monomorphize[d443c1900dbcbba2]::collector::collect_crate_mono_items::{closure#1}>
[INFO] [stderr]   53:     0x7f04a2964a51 - rustc_monomorphize[d443c1900dbcbba2]::collector::collect_crate_mono_items
[INFO] [stderr]   54:     0x7f04a296c2d6 - rustc_monomorphize[d443c1900dbcbba2]::partitioning::collect_and_partition_mono_items
[INFO] [stderr]   55:     0x7f04a2c7b9eb - rustc_query_system[ae4364215f97c5f4]::query::plumbing::try_execute_query::<rustc_query_impl[16a6d5cfc04c318]::plumbing::QueryCtxt, rustc_query_system[ae4364215f97c5f4]::query::caches::DefaultCache<(), (&std[8ff7d40267274bc7]::collections::hash::set::HashSet<rustc_span[7ad56b2a1dc47726]::def_id::DefId, core[25abe57cfe4190a5]::hash::BuildHasherDefault<rustc_hash[9d80bdde62a5652b]::FxHasher>>, &[rustc_middle[8a77eead77a7de65]::mir::mono::CodegenUnit])>>
[INFO] [stderr]   56:     0x7f04a2cafef0 - rustc_query_system[ae4364215f97c5f4]::query::plumbing::get_query::<rustc_query_impl[16a6d5cfc04c318]::queries::collect_and_partition_mono_items, rustc_query_impl[16a6d5cfc04c318]::plumbing::QueryCtxt>
[INFO] [stderr]   57:     0x7f04a2cd52ae - <rustc_query_impl[16a6d5cfc04c318]::Queries as rustc_middle[8a77eead77a7de65]::ty::query::QueryEngine>::collect_and_partition_mono_items
[INFO] [stderr]   58:     0x7f04a2841202 - rustc_codegen_ssa[dd388e5cb94d8695]::base::codegen_crate::<rustc_codegen_llvm[37592b3825cd07b4]::LlvmCodegenBackend>
[INFO] [stderr]   59:     0x7f04a2851eda - <rustc_codegen_llvm[37592b3825cd07b4]::LlvmCodegenBackend as rustc_codegen_ssa[dd388e5cb94d8695]::traits::backend::CodegenBackend>::codegen_crate
[INFO] [stderr]   60:     0x7f04a27fd367 - <rustc_session[721e5fa15336b6e9]::session::Session>::time::<alloc[7db2980217c62220]::boxed::Box<dyn core[25abe57cfe4190a5]::any::Any>, rustc_interface[925b183bd10502e3]::passes::start_codegen::{closure#0}>
[INFO] [stderr]   61:     0x7f04a27e0319 - <rustc_interface[925b183bd10502e3]::queries::Queries>::ongoing_codegen
[INFO] [stderr]   62:     0x7f04a27bb7dd - <rustc_interface[925b183bd10502e3]::interface::Compiler>::enter::<rustc_driver[574060610cdb6686]::run_compiler::{closure#1}::{closure#2}, core[25abe57cfe4190a5]::result::Result<core[25abe57cfe4190a5]::option::Option<rustc_interface[925b183bd10502e3]::queries::Linker>, rustc_errors[a0b4bf6c95948d12]::ErrorReported>>
[INFO] [stderr]   63:     0x7f04a27bcdb6 - rustc_span[7ad56b2a1dc47726]::with_source_map::<core[25abe57cfe4190a5]::result::Result<(), rustc_errors[a0b4bf6c95948d12]::ErrorReported>, rustc_interface[925b183bd10502e3]::interface::create_compiler_and_run<core[25abe57cfe4190a5]::result::Result<(), rustc_errors[a0b4bf6c95948d12]::ErrorReported>, rustc_driver[574060610cdb6686]::run_compiler::{closure#1}>::{closure#1}>
[INFO] [stderr]   64:     0x7f04a27bab5e - rustc_interface[925b183bd10502e3]::interface::create_compiler_and_run::<core[25abe57cfe4190a5]::result::Result<(), rustc_errors[a0b4bf6c95948d12]::ErrorReported>, rustc_driver[574060610cdb6686]::run_compiler::{closure#1}>
[INFO] [stderr]   65:     0x7f04a279ed5b - <scoped_tls[c72bdf8097127e02]::ScopedKey<rustc_span[7ad56b2a1dc47726]::SessionGlobals>>::set::<rustc_interface[925b183bd10502e3]::util::setup_callbacks_and_run_in_thread_pool_with_globals<rustc_interface[925b183bd10502e3]::interface::run_compiler<core[25abe57cfe4190a5]::result::Result<(), rustc_errors[a0b4bf6c95948d12]::ErrorReported>, rustc_driver[574060610cdb6686]::run_compiler::{closure#1}>::{closure#0}, core[25abe57cfe4190a5]::result::Result<(), rustc_errors[a0b4bf6c95948d12]::ErrorReported>>::{closure#0}::{closure#0}, core[25abe57cfe4190a5]::result::Result<(), rustc_errors[a0b4bf6c95948d12]::ErrorReported>>
[INFO] [stderr]   66:     0x7f04a279eb35 - std[8ff7d40267274bc7]::sys_common::backtrace::__rust_begin_short_backtrace::<rustc_interface[925b183bd10502e3]::util::setup_callbacks_and_run_in_thread_pool_with_globals<rustc_interface[925b183bd10502e3]::interface::run_compiler<core[25abe57cfe4190a5]::result::Result<(), rustc_errors[a0b4bf6c95948d12]::ErrorReported>, rustc_driver[574060610cdb6686]::run_compiler::{closure#1}>::{closure#0}, core[25abe57cfe4190a5]::result::Result<(), rustc_errors[a0b4bf6c95948d12]::ErrorReported>>::{closure#0}, core[25abe57cfe4190a5]::result::Result<(), rustc_errors[a0b4bf6c95948d12]::ErrorReported>>
[INFO] [stderr]   67:     0x7f04a279d6e9 - <<std[8ff7d40267274bc7]::thread::Builder>::spawn_unchecked_<rustc_interface[925b183bd10502e3]::util::setup_callbacks_and_run_in_thread_pool_with_globals<rustc_interface[925b183bd10502e3]::interface::run_compiler<core[25abe57cfe4190a5]::result::Result<(), rustc_errors[a0b4bf6c95948d12]::ErrorReported>, rustc_driver[574060610cdb6686]::run_compiler::{closure#1}>::{closure#0}, core[25abe57cfe4190a5]::result::Result<(), rustc_errors[a0b4bf6c95948d12]::ErrorReported>>::{closure#0}, core[25abe57cfe4190a5]::result::Result<(), rustc_errors[a0b4bf6c95948d12]::ErrorReported>>::{closure#1} as core[25abe57cfe4190a5]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stderr]   68:     0x7f04a019be63 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h37fad153086c8632
[INFO] [stderr]                                at /rustc/2cd6942e35a7765b6869d3a149ca54f2598b77ad/library/alloc/src/boxed.rs:1854:9
[INFO] [stderr]   69:     0x7f04a019be63 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h63ac285b00349412
[INFO] [stderr]                                at /rustc/2cd6942e35a7765b6869d3a149ca54f2598b77ad/library/alloc/src/boxed.rs:1854:9
[INFO] [stderr]   70:     0x7f04a019be63 - std::sys::unix::thread::Thread::new::thread_start::ha85c370649f33522
[INFO] [stderr]                                at /rustc/2cd6942e35a7765b6869d3a149ca54f2598b77ad/library/std/src/sys/unix/thread.rs:108:17
[INFO] [stderr]   71:     0x7f04a00ad609 - start_thread
[INFO] [stderr]   72:     0x7f049ffc7293 - clone
[INFO] [stderr]   73:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] [stderr] note: the compiler unexpectedly panicked. this is a bug.
[INFO] [stderr] 
[INFO] [stderr] note: we would appreciate a bug report: https://github.com/rust-lang/rust/issues/new?labels=C-bug%2C+I-ICE%2C+T-compiler&template=ice.md
[INFO] [stderr] 
[INFO] [stderr] note: rustc 1.60.0-nightly (2cd6942e3 2022-01-26) running on x86_64-unknown-linux-gnu
[INFO] [stderr] 
[INFO] [stderr] note: compiler flags: -C embed-bitcode=no -C debuginfo=2
[INFO] [stderr] 
[INFO] [stderr] note: some of the compiler flags provided by cargo are hidden
[INFO] [stderr] 
[INFO] [stderr] query stack during panic:
[INFO] [stderr] #0 [optimized_mir] optimizing MIR for `wal::tests::test_wal_data_read_write::{closure#0}`
[INFO] [stderr] #1 [layout_of] computing layout of `[static generator@src/wal.rs:342:41: 356:6]`
[INFO] [stderr] #2 [layout_of] computing layout of `core::future::from_generator::GenFuture<[static generator@src/wal.rs:342:41: 356:6]>`
[INFO] [stderr] #3 [layout_of] computing layout of `impl core::future::future::Future<Output = [async output]>`
[INFO] [stderr] #4 [optimized_mir] optimizing MIR for `wal::tests::test_wal_data_read_write`
[INFO] [stderr] #5 [collect_and_partition_mono_items] collect_and_partition_mono_items
[INFO] [stderr] end of query stack
[INFO] [stdout] error: aborting due to previous error; 18 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cft-db` due to previous error; 18 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "36e906315ae0b91d935dd307e2c4424dd568489de33e476cfbf6af854210f2cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36e906315ae0b91d935dd307e2c4424dd568489de33e476cfbf6af854210f2cc", kill_on_drop: false }`
[INFO] [stdout] 36e906315ae0b91d935dd307e2c4424dd568489de33e476cfbf6af854210f2cc