[INFO] cloning repository https://github.com/ZeroiJ/database-engine
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ZeroiJ/database-engine" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZeroiJ%2Fdatabase-engine", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZeroiJ%2Fdatabase-engine'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d8c1d6297c814da5e80c275fb1f8243419b6353a
[INFO] checking ZeroiJ/database-engine against eca445e5ae4a6679cc27d3a09106ce245e13a5a6 for pr-162478
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZeroiJ%2Fdatabase-engine" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ZeroiJ/database-engine
[INFO] finished tweaking git repo https://github.com/ZeroiJ/database-engine
[INFO] tweaked toml for git repo https://github.com/ZeroiJ/database-engine written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ZeroiJ/database-engine on toolchain eca445e5ae4a6679cc27d3a09106ce245e13a5a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ZeroiJ/database-engine 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" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 15 packages to highest Rust 1.100.0-nightly compatible versions
[INFO] [stderr]       Adding ahash v0.8.12
[INFO] [stderr]       Adding cc v1.4.6
[INFO] [stderr]       Adding fallible-iterator v0.3.0
[INFO] [stderr]       Adding fallible-streaming-iterator v0.1.9
[INFO] [stderr]       Adding find-msvc-tools v0.1.12
[INFO] [stderr]       Adding hashbrown v0.14.5
[INFO] [stderr]       Adding hashlink v0.9.1
[INFO] [stderr]       Adding libsqlite3-sys v0.28.0
[INFO] [stderr]       Adding pkg-config v0.3.34
[INFO] [stderr]       Adding rusqlite v0.31.0 (available: v0.40.2)
[INFO] [stderr]       Adding shlex v2.0.1
[INFO] [stderr]       Adding vcpkg v0.2.15
[INFO] [stderr]       Adding version_check v0.9.5
[INFO] [stderr]       Adding zerocopy v0.8.57
[INFO] [stderr]       Adding zerocopy-derive v0.8.57
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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] 1fc79b43ed92c59de0ec5e0807d6bf35121762ddd621d73f421126b898e90769
[INFO] running `Command { std: "docker" "start" "1fc79b43ed92c59de0ec5e0807d6bf35121762ddd621d73f421126b898e90769", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1fc79b43ed92c59de0ec5e0807d6bf35121762ddd621d73f421126b898e90769", 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" "1fc79b43ed92c59de0ec5e0807d6bf35121762ddd621d73f421126b898e90769" "/opt/rustwide/cargo-home/bin/cargo" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1fc79b43ed92c59de0ec5e0807d6bf35121762ddd621d73f421126b898e90769", 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" "1fc79b43ed92c59de0ec5e0807d6bf35121762ddd621d73f421126b898e90769" "/opt/rustwide/cargo-home/bin/cargo" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling zerocopy v0.8.57
[INFO] [stderr]    Compiling find-msvc-tools v0.1.12
[INFO] [stderr]    Compiling nix v0.31.2
[INFO] [stderr]     Checking nibble_vec v0.1.0
[INFO] [stderr]    Compiling nix v0.28.0
[INFO] [stderr]     Checking rustix v1.1.4
[INFO] [stderr]     Checking home v0.5.12
[INFO] [stderr]     Checking log v0.4.29
[INFO] [stderr]     Checking serde_json v1.0.149
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking radix_trie v0.2.1
[INFO] [stderr]    Compiling cc v1.4.6
[INFO] [stderr]     Checking ctrlc v3.5.2
[INFO] [stderr]     Checking fd-lock v4.0.4
[INFO] [stderr]     Checking tempfile v3.27.0
[INFO] [stderr]    Compiling libsqlite3-sys v0.28.0
[INFO] [stderr]     Checking rustyline v14.0.0
[INFO] [stderr]     Checking ahash v0.8.12
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]     Checking hashlink v0.9.1
[INFO] [stderr]     Checking rusqlite v0.31.0
[INFO] [stderr]     Checking database-engine v0.4.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/storage.rs:1428:13
[INFO] [stdout]      |
[INFO] [stdout] 1428 |         let mut db = Database::new();
[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: variable does not need to be mutable
[INFO] [stdout]     --> src/storage.rs:1449:13
[INFO] [stdout]      |
[INFO] [stdout] 1449 |         let mut db = Database::new();
[INFO] [stdout]      |             ----^^
[INFO] [stdout]      |             |
[INFO] [stdout]      |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/storage.rs:1479:13
[INFO] [stdout]      |
[INFO] [stdout] 1479 |         let mut db = Database::new();
[INFO] [stdout]      |             ----^^
[INFO] [stdout]      |             |
[INFO] [stdout]      |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/storage.rs:1526:13
[INFO] [stdout]      |
[INFO] [stdout] 1526 |         let mut db = Database::new();
[INFO] [stdout]      |             ----^^
[INFO] [stdout]      |             |
[INFO] [stdout]      |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/storage.rs:1608:13
[INFO] [stdout]      |
[INFO] [stdout] 1608 |         let mut db = Database::new();
[INFO] [stdout]      |             ----^^
[INFO] [stdout]      |             |
[INFO] [stdout]      |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/storage.rs:1652:13
[INFO] [stdout]      |
[INFO] [stdout] 1652 |         let mut db = Database::new();
[INFO] [stdout]      |             ----^^
[INFO] [stdout]      |             |
[INFO] [stdout]      |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/storage.rs:1713:13
[INFO] [stdout]      |
[INFO] [stdout] 1713 |         let mut db = Database::new();
[INFO] [stdout]      |             ----^^
[INFO] [stdout]      |             |
[INFO] [stdout]      |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/storage.rs:1752:13
[INFO] [stdout]      |
[INFO] [stdout] 1752 |         let mut db = Database::new();
[INFO] [stdout]      |             ----^^
[INFO] [stdout]      |             |
[INFO] [stdout]      |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/storage.rs:1796:13
[INFO] [stdout]      |
[INFO] [stdout] 1796 |         let mut db = Database::new();
[INFO] [stdout]      |             ----^^
[INFO] [stdout]      |             |
[INFO] [stdout]      |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/storage.rs:1844:13
[INFO] [stdout]      |
[INFO] [stdout] 1844 |         let mut db = Database::new();
[INFO] [stdout]      |             ----^^
[INFO] [stdout]      |             |
[INFO] [stdout]      |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/storage.rs:1918:13
[INFO] [stdout]      |
[INFO] [stdout] 1918 |         let mut db = Database::new();
[INFO] [stdout]      |             ----^^
[INFO] [stdout]      |             |
[INFO] [stdout]      |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/storage.rs:1931:13
[INFO] [stdout]      |
[INFO] [stdout] 1931 |         let mut db = Database::new();
[INFO] [stdout]      |             ----^^
[INFO] [stdout]      |             |
[INFO] [stdout]      |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/storage.rs:1953:13
[INFO] [stdout]      |
[INFO] [stdout] 1953 |         let mut db = Database::new();
[INFO] [stdout]      |             ----^^
[INFO] [stdout]      |             |
[INFO] [stdout]      |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/storage.rs:2015:13
[INFO] [stdout]      |
[INFO] [stdout] 2015 |         let mut db = Database::new();
[INFO] [stdout]      |             ----^^
[INFO] [stdout]      |             |
[INFO] [stdout]      |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/storage.rs:2077:13
[INFO] [stdout]      |
[INFO] [stdout] 2077 |         let mut db = Database::new();
[INFO] [stdout]      |             ----^^
[INFO] [stdout]      |             |
[INFO] [stdout]      |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/storage.rs:2132:13
[INFO] [stdout]      |
[INFO] [stdout] 2132 |         let mut db = Database::new();
[INFO] [stdout]      |             ----^^
[INFO] [stdout]      |             |
[INFO] [stdout]      |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/storage.rs:2187:13
[INFO] [stdout]      |
[INFO] [stdout] 2187 |         let mut db = Database::new();
[INFO] [stdout]      |             ----^^
[INFO] [stdout]      |             |
[INFO] [stdout]      |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/storage.rs:2218:13
[INFO] [stdout]      |
[INFO] [stdout] 2218 |         let mut db = Database::new();
[INFO] [stdout]      |             ----^^
[INFO] [stdout]      |             |
[INFO] [stdout]      |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/storage.rs:2257:13
[INFO] [stdout]      |
[INFO] [stdout] 2257 |         let mut db = Database::new();
[INFO] [stdout]      |             ----^^
[INFO] [stdout]      |             |
[INFO] [stdout]      |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/storage.rs:2335:13
[INFO] [stdout]      |
[INFO] [stdout] 2335 |         let mut db = Database::new();
[INFO] [stdout]      |             ----^^
[INFO] [stdout]      |             |
[INFO] [stdout]      |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/storage.rs:2373:13
[INFO] [stdout]      |
[INFO] [stdout] 2373 |         let mut db = Database::new();
[INFO] [stdout]      |             ----^^
[INFO] [stdout]      |             |
[INFO] [stdout]      |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/storage.rs:2411:13
[INFO] [stdout]      |
[INFO] [stdout] 2411 |         let mut db = Database::new();
[INFO] [stdout]      |             ----^^
[INFO] [stdout]      |             |
[INFO] [stdout]      |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/storage.rs:2442:13
[INFO] [stdout]      |
[INFO] [stdout] 2442 |         let mut db = Database::new();
[INFO] [stdout]      |             ----^^
[INFO] [stdout]      |             |
[INFO] [stdout]      |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 22.51s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nix v0.28.0, nix v0.31.2
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 10`
[INFO] running `Command { std: "docker" "inspect" "1fc79b43ed92c59de0ec5e0807d6bf35121762ddd621d73f421126b898e90769", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1fc79b43ed92c59de0ec5e0807d6bf35121762ddd621d73f421126b898e90769", kill_on_drop: false }`
[INFO] [stdout] 1fc79b43ed92c59de0ec5e0807d6bf35121762ddd621d73f421126b898e90769
