[INFO] cloning repository https://github.com/robbie-c/rtcdb
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/robbie-c/rtcdb" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frobbie-c%2Frtcdb", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frobbie-c%2Frtcdb'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5cead8214fa8254211d50f098d895a5c4bb2ff0c
[INFO] checking robbie-c/rtcdb against master#30f74ff0dc4d66debc8b50724c446f817e5f75f4 for pr-121848-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frobbie-c%2Frtcdb" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/robbie-c/rtcdb on toolchain 30f74ff0dc4d66debc8b50724c446f817e5f75f4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/robbie-c/rtcdb
[INFO] finished tweaking git repo https://github.com/robbie-c/rtcdb
[INFO] tweaked toml for git repo https://github.com/robbie-c/rtcdb written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/robbie-c/rtcdb 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" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "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-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5a6f3a92f801062109b5d7417ff4da77f9f7a1b38610e5c6f3290525ac27bcdd
[INFO] running `Command { std: "docker" "start" "-a" "5a6f3a92f801062109b5d7417ff4da77f9f7a1b38610e5c6f3290525ac27bcdd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5a6f3a92f801062109b5d7417ff4da77f9f7a1b38610e5c6f3290525ac27bcdd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a6f3a92f801062109b5d7417ff4da77f9f7a1b38610e5c6f3290525ac27bcdd", kill_on_drop: false }`
[INFO] [stdout] 5a6f3a92f801062109b5d7417ff4da77f9f7a1b38610e5c6f3290525ac27bcdd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ceda2edd71221499a2e4378faa6b4d94ae926199790cc0105e51bfc0b606e630
[INFO] running `Command { std: "docker" "start" "-a" "ceda2edd71221499a2e4378faa6b4d94ae926199790cc0105e51bfc0b606e630", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling serde v1.0.180
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.180
[INFO] [stderr]    Compiling serde_json v1.0.104
[INFO] [stderr]    Compiling anyhow v1.0.72
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling function_name-proc-macro v0.3.0
[INFO] [stderr]     Checking ryu v1.0.15
[INFO] [stderr]     Checking itoa v1.0.9
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking twox-hash v1.6.3
[INFO] [stderr]     Checking lz4_flex v0.11.1
[INFO] [stderr]     Checking function_name v0.3.0
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking rtcdb v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `anyhow::__private::kind::TraitKind`
[INFO] [stdout]  --> src/storage.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use anyhow::__private::kind::TraitKind;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `lz4_flex` is imported redundantly
[INFO] [stdout]   --> src/storage.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use lz4_flex;
[INFO] [stdout]    |     ^^^^^^^^ the item `lz4_flex` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `anyhow::__private::kind::TraitKind`
[INFO] [stdout]  --> src/storage.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use anyhow::__private::kind::TraitKind;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `lz4_flex` is imported redundantly
[INFO] [stdout]   --> src/storage.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use lz4_flex;
[INFO] [stdout]    |     ^^^^^^^^ the item `lz4_flex` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `block_group_rows`
[INFO] [stdout]    --> src/storage.rs:331:9
[INFO] [stdout]     |
[INFO] [stdout] 331 |     let block_group_rows = readers.iter_mut().enumerate().map(|(i, reader)| -> Result<()> {
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_block_group_rows`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rows`
[INFO] [stdout]    --> src/storage.rs:329:30
[INFO] [stdout]     |
[INFO] [stdout] 329 | fn read_all_from_block_group(rows: &mut Vec<Vec<DValue>>, readers: &mut Vec<ColumnReader>, indexes: Vec<IndexEntry>) -> Result<()> {
[INFO] [stdout]     |                              ^^^^ help: if this is intentional, prefix it with an underscore: `_rows`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `block_group_rows`
[INFO] [stdout]    --> src/storage.rs:331:9
[INFO] [stdout]     |
[INFO] [stdout] 331 |     let block_group_rows = readers.iter_mut().enumerate().map(|(i, reader)| -> Result<()> {
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_block_group_rows`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rows`
[INFO] [stdout]    --> src/storage.rs:329:30
[INFO] [stdout]     |
[INFO] [stdout] 329 | fn read_all_from_block_group(rows: &mut Vec<Vec<DValue>>, readers: &mut Vec<ColumnReader>, indexes: Vec<IndexEntry>) -> Result<()> {
[INFO] [stdout]     |                              ^^^^ help: if this is intentional, prefix it with an underscore: `_rows`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `from_bytes` is never used
[INFO] [stdout]   --> src/storage.rs:53:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | impl IndexValue {
[INFO] [stdout]    | --------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 53 |     fn from_bytes(bytes: &[u8], dtype: &DType) -> IndexValue {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `from_bytes` is never used
[INFO] [stdout]   --> src/storage.rs:89:8
[INFO] [stdout]    |
[INFO] [stdout] 79 | impl IndexEntry {
[INFO] [stdout]    | --------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 89 |     fn from_bytes(bytes: &[u8; 40], dtype: &DType) -> IndexEntry {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ColumnReader` is never constructed
[INFO] [stdout]    --> src/storage.rs:182:8
[INFO] [stdout]     |
[INFO] [stdout] 182 | struct ColumnReader<'a> {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `create_readers` is never used
[INFO] [stdout]    --> src/storage.rs:189:4
[INFO] [stdout]     |
[INFO] [stdout] 189 | fn create_readers<'a>(
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_all` is never used
[INFO] [stdout]    --> src/storage.rs:299:4
[INFO] [stdout]     |
[INFO] [stdout] 299 | fn read_all(root_path: &PathBuf, table: &TableMetaData) -> Result<Vec<Vec<DValue>>> {
[INFO] [stdout]     |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_all_from_block_group` is never used
[INFO] [stdout]    --> src/storage.rs:329:4
[INFO] [stdout]     |
[INFO] [stdout] 329 | fn read_all_from_block_group(rows: &mut Vec<Vec<DValue>>, readers: &mut Vec<ColumnReader>, indexes: Vec<IndexEntry>) -> Result<()> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_dvalue_data` is never used
[INFO] [stdout]    --> src/storage.rs:378:4
[INFO] [stdout]     |
[INFO] [stdout] 378 | fn read_dvalue_data(bytes: &[u8], dtype: &DType) -> (usize, DValue) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `from_bytes` is never used
[INFO] [stdout]   --> src/storage.rs:53:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | impl IndexValue {
[INFO] [stdout]    | --------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 53 |     fn from_bytes(bytes: &[u8], dtype: &DType) -> IndexValue {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `from_bytes` is never used
[INFO] [stdout]   --> src/storage.rs:89:8
[INFO] [stdout]    |
[INFO] [stdout] 79 | impl IndexEntry {
[INFO] [stdout]    | --------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 89 |     fn from_bytes(bytes: &[u8; 40], dtype: &DType) -> IndexEntry {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ColumnReader` is never constructed
[INFO] [stdout]    --> src/storage.rs:182:8
[INFO] [stdout]     |
[INFO] [stdout] 182 | struct ColumnReader<'a> {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `create_readers` is never used
[INFO] [stdout]    --> src/storage.rs:189:4
[INFO] [stdout]     |
[INFO] [stdout] 189 | fn create_readers<'a>(
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_all` is never used
[INFO] [stdout]    --> src/storage.rs:299:4
[INFO] [stdout]     |
[INFO] [stdout] 299 | fn read_all(root_path: &PathBuf, table: &TableMetaData) -> Result<Vec<Vec<DValue>>> {
[INFO] [stdout]     |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_all_from_block_group` is never used
[INFO] [stdout]    --> src/storage.rs:329:4
[INFO] [stdout]     |
[INFO] [stdout] 329 | fn read_all_from_block_group(rows: &mut Vec<Vec<DValue>>, readers: &mut Vec<ColumnReader>, indexes: Vec<IndexEntry>) -> Result<()> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_dvalue_data` is never used
[INFO] [stdout]    --> src/storage.rs:378:4
[INFO] [stdout]     |
[INFO] [stdout] 378 | fn read_dvalue_data(bytes: &[u8], dtype: &DType) -> (usize, DValue) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.23s
[INFO] running `Command { std: "docker" "inspect" "ceda2edd71221499a2e4378faa6b4d94ae926199790cc0105e51bfc0b606e630", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ceda2edd71221499a2e4378faa6b4d94ae926199790cc0105e51bfc0b606e630", kill_on_drop: false }`
[INFO] [stdout] ceda2edd71221499a2e4378faa6b4d94ae926199790cc0105e51bfc0b606e630
