[INFO] cloning repository https://github.com/caarmit/rsdb
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/caarmit/rsdb" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcaarmit%2Frsdb", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcaarmit%2Frsdb'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4ca600207a200d45d1babf4d8e5ba5a829c89959
[INFO] checking caarmit/rsdb against try#8e819ff5434466e9a823e03871a1775ac7d84ddf for pr-156027
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcaarmit%2Frsdb" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/caarmit/rsdb
[INFO] finished tweaking git repo https://github.com/caarmit/rsdb
[INFO] tweaked toml for git repo https://github.com/caarmit/rsdb written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/caarmit/rsdb on toolchain 8e819ff5434466e9a823e03871a1775ac7d84ddf
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8e819ff5434466e9a823e03871a1775ac7d84ddf" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/caarmit/rsdb 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" "+8e819ff5434466e9a823e03871a1775ac7d84ddf" "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
[ERROR] error running command: no output for 300 seconds
[INFO] checking caarmit/rsdb against try#8e819ff5434466e9a823e03871a1775ac7d84ddf for pr-156027
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcaarmit%2Frsdb" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/caarmit/rsdb
[INFO] finished tweaking git repo https://github.com/caarmit/rsdb
[INFO] tweaked toml for git repo https://github.com/caarmit/rsdb written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/caarmit/rsdb on toolchain 8e819ff5434466e9a823e03871a1775ac7d84ddf
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8e819ff5434466e9a823e03871a1775ac7d84ddf" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/caarmit/rsdb 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" "+8e819ff5434466e9a823e03871a1775ac7d84ddf" "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-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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_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" "+8e819ff5434466e9a823e03871a1775ac7d84ddf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a38f1d81d94bd56e291fc6013224a53481239f6129f6ec95bebc153819d2c154
[INFO] running `Command { std: "docker" "start" "-a" "a38f1d81d94bd56e291fc6013224a53481239f6129f6ec95bebc153819d2c154", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a38f1d81d94bd56e291fc6013224a53481239f6129f6ec95bebc153819d2c154", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a38f1d81d94bd56e291fc6013224a53481239f6129f6ec95bebc153819d2c154", kill_on_drop: false }`
[INFO] [stdout] a38f1d81d94bd56e291fc6013224a53481239f6129f6ec95bebc153819d2c154
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+8e819ff5434466e9a823e03871a1775ac7d84ddf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 799500245af76af08651cdce2f43b23f6fc767fd44926ca4ad9814fe45a7b853
[INFO] running `Command { std: "docker" "start" "-a" "799500245af76af08651cdce2f43b23f6fc767fd44926ca4ad9814fe45a7b853", kill_on_drop: false }`
[INFO] [stderr]     Checking regex-syntax v0.8.3
[INFO] [stderr]     Checking regex-automata v0.4.6
[INFO] [stderr]     Checking regex v1.10.4
[INFO] [stderr]     Checking testing_db v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `borrow::BorrowMut`
[INFO] [stdout]  --> src/database.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{borrow::BorrowMut, 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: variant `i32` should have an upper camel case name
[INFO] [stdout]  --> src/database.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     i32(i32),
[INFO] [stdout]   |     ^^^ help: convert the identifier to upper camel case (notice the capitalization): `I32`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `borrow::BorrowMut`
[INFO] [stdout]  --> src/database.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{borrow::BorrowMut, 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: variant `i32` should have an upper camel case name
[INFO] [stdout]  --> src/database.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     i32(i32),
[INFO] [stdout]   |     ^^^ help: convert the identifier to upper camel case (notice the capitalization): `I32`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `TableEntry` is more private than the item `Table::rows`
[INFO] [stdout]   --> src/database.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub rows: Vec<TableEntry>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^ field `Table::rows` is reachable at visibility `pub(crate)`
[INFO] [stdout]    |
[INFO] [stdout] note: but type `TableEntry` is only usable at visibility `pub(self)`
[INFO] [stdout]   --> src/database.rs:9:1
[INFO] [stdout]    |
[INFO] [stdout]  9 | struct TableEntry {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(private_interfaces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `i32` is never constructed
[INFO] [stdout]  --> src/database.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub enum FieldValue {
[INFO] [stdout]   |          ---------- variant in this enum
[INFO] [stdout] 6 |     i32(i32),
[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 `fields` is never read
[INFO] [stdout]   --> src/database.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout]  9 | struct TableEntry {
[INFO] [stdout]    |        ---------- field in this struct
[INFO] [stdout] 10 |     pub fields: Vec<FieldValue>,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `columns` and `rows` are never read
[INFO] [stdout]   --> src/database.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct Table {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout] 14 |     pub columns: Vec<ColumnDescription>,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] 15 |     pub rows: Vec<TableEntry>,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `column_name` and `column_type` are never read
[INFO] [stdout]   --> src/database.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub struct ColumnDescription {
[INFO] [stdout]    |            ----------------- fields in this struct
[INFO] [stdout] 23 |     pub column_name: String,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout] 24 |     pub column_type: String,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_table` is never used
[INFO] [stdout]   --> src/database.rs:32:19
[INFO] [stdout]    |
[INFO] [stdout] 27 | impl Database {
[INFO] [stdout]    | ------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 32 |     pub(crate) fn get_table(&self, name: &str) -> Option<&Table> {
[INFO] [stdout]    |                   ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `set_field` is never used
[INFO] [stdout]   --> src/database.rs:56:12
[INFO] [stdout]    |
[INFO] [stdout] 55 | impl TableEntry {
[INFO] [stdout]    | --------------- method in this implementation
[INFO] [stdout] 56 |     pub fn set_field(&mut self, field_id: usize, value: FieldValue) {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `insert_row` and `delete_row` are never used
[INFO] [stdout]   --> src/database.rs:66:8
[INFO] [stdout]    |
[INFO] [stdout] 61 | impl Table {
[INFO] [stdout]    | ---------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 66 |     fn insert_row(&mut self, values: Vec<FieldValue>) {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 70 |     fn delete_row(&mut self, row_id: usize) {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ErrorInfo` is never constructed
[INFO] [stdout]   --> src/tokenizer/mod.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | struct ErrorInfo;
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `TableEntry` is more private than the item `Table::rows`
[INFO] [stdout]   --> src/database.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub rows: Vec<TableEntry>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^ field `Table::rows` is reachable at visibility `pub(crate)`
[INFO] [stdout]    |
[INFO] [stdout] note: but type `TableEntry` is only usable at visibility `pub(self)`
[INFO] [stdout]   --> src/database.rs:9:1
[INFO] [stdout]    |
[INFO] [stdout]  9 | struct TableEntry {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(private_interfaces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `i32` is never constructed
[INFO] [stdout]  --> src/database.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub enum FieldValue {
[INFO] [stdout]   |          ---------- variant in this enum
[INFO] [stdout] 6 |     i32(i32),
[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 `fields` is never read
[INFO] [stdout]   --> src/database.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout]  9 | struct TableEntry {
[INFO] [stdout]    |        ---------- field in this struct
[INFO] [stdout] 10 |     pub fields: Vec<FieldValue>,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `rows` is never read
[INFO] [stdout]   --> src/database.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct Table {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] 14 |     pub columns: Vec<ColumnDescription>,
[INFO] [stdout] 15 |     pub rows: Vec<TableEntry>,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `set_field` is never used
[INFO] [stdout]   --> src/database.rs:56:12
[INFO] [stdout]    |
[INFO] [stdout] 55 | impl TableEntry {
[INFO] [stdout]    | --------------- method in this implementation
[INFO] [stdout] 56 |     pub fn set_field(&mut self, field_id: usize, value: FieldValue) {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `insert_row` and `delete_row` are never used
[INFO] [stdout]   --> src/database.rs:66:8
[INFO] [stdout]    |
[INFO] [stdout] 61 | impl Table {
[INFO] [stdout]    | ---------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 66 |     fn insert_row(&mut self, values: Vec<FieldValue>) {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 70 |     fn delete_row(&mut self, row_id: usize) {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ErrorInfo` is never constructed
[INFO] [stdout]   --> src/tokenizer/mod.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | struct ErrorInfo;
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.38s
[INFO] running `Command { std: "docker" "inspect" "799500245af76af08651cdce2f43b23f6fc767fd44926ca4ad9814fe45a7b853", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "799500245af76af08651cdce2f43b23f6fc767fd44926ca4ad9814fe45a7b853", kill_on_drop: false }`
[INFO] [stdout] 799500245af76af08651cdce2f43b23f6fc767fd44926ca4ad9814fe45a7b853
