[INFO] cloning repository https://github.com/CaKellum/library-backend_rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/CaKellum/library-backend_rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCaKellum%2Flibrary-backend_rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCaKellum%2Flibrary-backend_rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 49504380b390300915f00ff9c3f0f675730a7a3f
[INFO] testing CaKellum/library-backend_rs against master#1ef7943ee607160a564655b6596f83670ef95df5 for pr-146098-6
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCaKellum%2Flibrary-backend_rs" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/CaKellum/library-backend_rs
[INFO] finished tweaking git repo https://github.com/CaKellum/library-backend_rs
[INFO] tweaked toml for git repo https://github.com/CaKellum/library-backend_rs written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/CaKellum/library-backend_rs on toolchain 1ef7943ee607160a564655b6596f83670ef95df5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1ef7943ee607160a564655b6596f83670ef95df5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/CaKellum/library-backend_rs 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" "+1ef7943ee607160a564655b6596f83670ef95df5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded uuid v1.11.1
[INFO] [stderr]   Downloaded bitflags v2.7.0
[INFO] [stderr]   Downloaded sqlite3-sys v0.17.0
[INFO] [stderr]   Downloaded sqlite v0.36.1
[INFO] [stderr]   Downloaded cc v1.2.9
[INFO] [stderr]   Downloaded sqlite3-src v0.6.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1ef7943ee607160a564655b6596f83670ef95df5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f9ebc8284924bfa65726c34dcf4c06b2cd670c25012b014457ae8fd7f9a06bf8
[INFO] running `Command { std: "docker" "start" "-a" "f9ebc8284924bfa65726c34dcf4c06b2cd670c25012b014457ae8fd7f9a06bf8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f9ebc8284924bfa65726c34dcf4c06b2cd670c25012b014457ae8fd7f9a06bf8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9ebc8284924bfa65726c34dcf4c06b2cd670c25012b014457ae8fd7f9a06bf8", kill_on_drop: false }`
[INFO] [stdout] f9ebc8284924bfa65726c34dcf4c06b2cd670c25012b014457ae8fd7f9a06bf8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1ef7943ee607160a564655b6596f83670ef95df5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 595d636d2f2b437adaf72c20933f9c3772bd3023a8d63d434765663789b837f6
[INFO] running `Command { std: "docker" "start" "-a" "595d636d2f2b437adaf72c20933f9c3772bd3023a8d63d434765663789b837f6", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
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[INFO] [stderr]    Compiling tracing-core v0.1.33
[INFO] [stderr]    Compiling alloc-stdlib v0.2.2
[INFO] [stderr]    Compiling regex-lite v0.1.6
[INFO] [stderr]    Compiling bytes v1.9.0
[INFO] [stderr]    Compiling parking_lot v0.12.3
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[INFO] [stderr]    Compiling brotli-decompressor v4.0.1
[INFO] [stderr]    Compiling time-macros v0.2.19
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[INFO] [stderr]    Compiling library-backend v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Connection`
[INFO] [stdout]   --> src/book.rs:12:18
[INFO] [stdout]    |
[INFO] [stdout] 12 |     use sqlite::{Connection, Statement};
[INFO] [stdout]    |                  ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/book.rs:14:63
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub fn create_query(q_str: &str) -> Result<Statement, Box<(dyn Error)>> {
[INFO] [stdout]    |                                                               ^         ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 14 -     pub fn create_query(q_str: &str) -> Result<Statement, Box<(dyn Error)>> {
[INFO] [stdout] 14 +     pub fn create_query(q_str: &str) -> Result<Statement, Box<dyn Error >> {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0515]: cannot return value referencing local variable `conn`
[INFO] [stdout]   --> src/book.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 16 |         Ok(conn.prepare(q_str)?)
[INFO] [stdout]    |         ^^^----^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |         |  |
[INFO] [stdout]    |         |  `conn` is borrowed here
[INFO] [stdout]    |         returns a value referencing data owned by the current function
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `id`
[INFO] [stdout]    --> src/book.rs:109:9
[INFO] [stdout]     |
[INFO] [stdout] 109 |     let id =  path.into_inner();
[INFO] [stdout]     |         ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `status`
[INFO] [stdout]    --> src/book.rs:110:9
[INFO] [stdout]     |
[INFO] [stdout] 110 |     let status = body.into_inner().status;
[INFO] [stdout]     |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_status`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0515`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `library-backend` (bin "library-backend") due to 1 previous error; 4 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "595d636d2f2b437adaf72c20933f9c3772bd3023a8d63d434765663789b837f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "595d636d2f2b437adaf72c20933f9c3772bd3023a8d63d434765663789b837f6", kill_on_drop: false }`
[INFO] [stdout] 595d636d2f2b437adaf72c20933f9c3772bd3023a8d63d434765663789b837f6
