[INFO] cloning repository https://github.com/stevethedev/steve-db
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/stevethedev/steve-db" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstevethedev%2Fsteve-db", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstevethedev%2Fsteve-db'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8e58dd52ee671599b796bb972d523d7d4833e4ce
[INFO] checking stevethedev/steve-db against 49a6044d37d694890450f52ceaceb66277a36b1e for pr-161154
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstevethedev%2Fsteve-db" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/stevethedev/steve-db
[INFO] finished tweaking git repo https://github.com/stevethedev/steve-db
[INFO] tweaked toml for git repo https://github.com/stevethedev/steve-db written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/stevethedev/steve-db on toolchain 49a6044d37d694890450f52ceaceb66277a36b1e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+49a6044d37d694890450f52ceaceb66277a36b1e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/stevethedev/steve-db 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" "+49a6044d37d694890450f52ceaceb66277a36b1e" "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 stevethedev/steve-db against 49a6044d37d694890450f52ceaceb66277a36b1e for pr-161154
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstevethedev%2Fsteve-db" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/stevethedev/steve-db
[INFO] finished tweaking git repo https://github.com/stevethedev/steve-db
[INFO] tweaked toml for git repo https://github.com/stevethedev/steve-db written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/stevethedev/steve-db on toolchain 49a6044d37d694890450f52ceaceb66277a36b1e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+49a6044d37d694890450f52ceaceb66277a36b1e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/stevethedev/steve-db 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" "+49a6044d37d694890450f52ceaceb66277a36b1e" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded blake2b_simd v1.0.0
[INFO] [stderr]   Downloaded rust-argon2 v1.0.0
[INFO] [stderr]   Downloaded crossbeam-utils v0.8.7
[INFO] [stderr]   Downloaded libc v0.2.116
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] ecef2e09597c7c665941226cf352f63453947dfb5710fa2e67853382710435e3
[INFO] running `Command { std: "docker" "start" "ecef2e09597c7c665941226cf352f63453947dfb5710fa2e67853382710435e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ecef2e09597c7c665941226cf352f63453947dfb5710fa2e67853382710435e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "ecef2e09597c7c665941226cf352f63453947dfb5710fa2e67853382710435e3" "/opt/rustwide/cargo-home/bin/cargo" "+49a6044d37d694890450f52ceaceb66277a36b1e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ecef2e09597c7c665941226cf352f63453947dfb5710fa2e67853382710435e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "ecef2e09597c7c665941226cf352f63453947dfb5710fa2e67853382710435e3" "/opt/rustwide/cargo-home/bin/cargo" "+49a6044d37d694890450f52ceaceb66277a36b1e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.116
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling crossbeam-utils v0.8.7
[INFO] [stderr]     Checking arrayvec v0.7.2
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]     Checking blake2b_simd v1.0.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rust-argon2 v1.0.0
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking rpassword v5.0.1
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking steve-db v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Creatable`
[INFO] [stdout]  --> src/compiler/mod.rs:9:27
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub use parser::{Command, Creatable};
[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: `serial::Serial as SerialIndex`
[INFO] [stdout]  --> src/index/mod.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub use serial::Serial as SerialIndex;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Creatable`
[INFO] [stdout]  --> src/compiler/mod.rs:9:27
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub use parser::{Command, Creatable};
[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: `serial::Serial as SerialIndex`
[INFO] [stdout]  --> src/index/mod.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub use serial::Serial as SerialIndex;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/index/serial.rs:76:21
[INFO] [stdout]    |
[INFO] [stdout] 76 |         if let Some(mut found) = self.inner.iter_mut().find(|(i_key, _)| i_key == &key) {
[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: variant `Pop` is never constructed
[INFO] [stdout]    --> src/data/instructions.rs:189:5
[INFO] [stdout]     |
[INFO] [stdout]   5 | pub enum Instruction {
[INFO] [stdout]     |          ----------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 189 |     Pop,
[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 `set_identifier` is never used
[INFO] [stdout]   --> src/data/query_field.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl QueryField {
[INFO] [stdout]    | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 22 |     pub fn set_identifier(&mut self, identifier: Identifier) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `for_each` is never used
[INFO] [stdout]   --> src/index/mod.rs:37:8
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub trait Index<TKey, TValue>: Serializable + Deserializable + Default
[INFO] [stdout]    |           ----- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 37 |     fn for_each(&self, f: impl Fn((&TKey, &TValue))) {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]    --> src/index/btree.rs:314:8
[INFO] [stdout]     |
[INFO] [stdout] 309 | / impl<TKey, TValue> BTree<TKey, TValue>
[INFO] [stdout] 310 | | where
[INFO] [stdout] 311 | |     TKey: std::cmp::Ord + Serializable + Deserializable + Clone + std::fmt::Debug,
[INFO] [stdout] 312 | |     TValue: Serializable + Deserializable + Clone + std::fmt::Debug,
[INFO] [stdout]     | |____________________________________________________________________- associated function in this implementation
[INFO] [stdout] 313 |   {
[INFO] [stdout] 314 |       fn new(t: usize) -> Self {
[INFO] [stdout]     |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Serial` is never constructed
[INFO] [stdout]  --> src/index/serial.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Serial<TKey, TValue>
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `truncate_table` is never used
[INFO] [stdout]    --> src/storage/types.rs:428:8
[INFO] [stdout]     |
[INFO] [stdout] 352 | pub trait RecordManager {
[INFO] [stdout]     |           ------------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 428 |     fn truncate_table(&mut self, database_id: u128, table_id: u128) -> Result<()> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/index/serial.rs:76:21
[INFO] [stdout]    |
[INFO] [stdout] 76 |         if let Some(mut found) = self.inner.iter_mut().find(|(i_key, _)| i_key == &key) {
[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: variant `Pop` is never constructed
[INFO] [stdout]    --> src/data/instructions.rs:189:5
[INFO] [stdout]     |
[INFO] [stdout]   5 | pub enum Instruction {
[INFO] [stdout]     |          ----------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 189 |     Pop,
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Instruction` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `set_identifier` is never used
[INFO] [stdout]   --> src/data/query_field.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl QueryField {
[INFO] [stdout]    | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 22 |     pub fn set_identifier(&mut self, identifier: Identifier) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `for_each` is never used
[INFO] [stdout]   --> src/index/mod.rs:37:8
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub trait Index<TKey, TValue>: Serializable + Deserializable + Default
[INFO] [stdout]    |           ----- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 37 |     fn for_each(&self, f: impl Fn((&TKey, &TValue))) {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.32s
[INFO] running `Command { std: "docker" "inspect" "ecef2e09597c7c665941226cf352f63453947dfb5710fa2e67853382710435e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ecef2e09597c7c665941226cf352f63453947dfb5710fa2e67853382710435e3", kill_on_drop: false }`
[INFO] [stdout] ecef2e09597c7c665941226cf352f63453947dfb5710fa2e67853382710435e3
