[INFO] fetching crate csv2struct 0.1.0...
[INFO] testing csv2struct-0.1.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate csv2struct 0.1.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate csv2struct 0.1.0
[INFO] finished tweaking crates.io crate csv2struct 0.1.0
[INFO] tweaked toml for crates.io crate csv2struct 0.1.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate csv2struct 0.1.0 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 18 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 549a6bd754a68b806add78ffcc61dae7a1b2ed87ba9bbfab9207f04e8a77932a
[INFO] running `Command { std: "docker" "start" "-a" "549a6bd754a68b806add78ffcc61dae7a1b2ed87ba9bbfab9207f04e8a77932a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "549a6bd754a68b806add78ffcc61dae7a1b2ed87ba9bbfab9207f04e8a77932a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "549a6bd754a68b806add78ffcc61dae7a1b2ed87ba9bbfab9207f04e8a77932a", kill_on_drop: false }`
[INFO] [stdout] 549a6bd754a68b806add78ffcc61dae7a1b2ed87ba9bbfab9207f04e8a77932a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d8d4a3334d0d1ed9525c5c9191b8822b6545adc8347f525655bf62225b3409a9
[INFO] running `Command { std: "docker" "start" "-a" "d8d4a3334d0d1ed9525c5c9191b8822b6545adc8347f525655bf62225b3409a9", kill_on_drop: false }`
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling csv-core v0.1.12
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling csv v1.3.1
[INFO] [stderr]    Compiling regex-automata v0.4.11
[INFO] [stderr]    Compiling regex v1.11.3
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]    Compiling csv2struct v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `type_name` is never read
[INFO] [stdout]    --> src/main.rs:230:21
[INFO] [stdout]     |
[INFO] [stdout] 230 |             let mut type_name = String::new();
[INFO] [stdout]     |                     ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.85s
[INFO] running `Command { std: "docker" "inspect" "d8d4a3334d0d1ed9525c5c9191b8822b6545adc8347f525655bf62225b3409a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8d4a3334d0d1ed9525c5c9191b8822b6545adc8347f525655bf62225b3409a9", kill_on_drop: false }`
[INFO] [stdout] d8d4a3334d0d1ed9525c5c9191b8822b6545adc8347f525655bf62225b3409a9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d4386932bda9afe76b52888e3a5919b410295a75b0a7a610d29b3f9cf015d168
[INFO] running `Command { std: "docker" "start" "-a" "d4386932bda9afe76b52888e3a5919b410295a75b0a7a610d29b3f9cf015d168", kill_on_drop: false }`
[INFO] [stderr]    Compiling csv2struct v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `type_name` is never read
[INFO] [stdout]    --> src/main.rs:230:21
[INFO] [stdout]     |
[INFO] [stdout] 230 |             let mut type_name = String::new();
[INFO] [stdout]     |                     ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "d4386932bda9afe76b52888e3a5919b410295a75b0a7a610d29b3f9cf015d168", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4386932bda9afe76b52888e3a5919b410295a75b0a7a610d29b3f9cf015d168", kill_on_drop: false }`
[INFO] [stdout] d4386932bda9afe76b52888e3a5919b410295a75b0a7a610d29b3f9cf015d168
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f84fb62654557738f8f890158defbd85a4c66dc7a1e68ba519b6dcf65c66bbb3
[INFO] running `Command { std: "docker" "start" "-a" "f84fb62654557738f8f890158defbd85a4c66dc7a1e68ba519b6dcf65c66bbb3", kill_on_drop: false }`
[INFO] [stderr] warning: value assigned to `type_name` is never read
[INFO] [stderr]    --> src/main.rs:230:21
[INFO] [stderr]     |
[INFO] [stderr] 230 |             let mut type_name = String::new();
[INFO] [stderr]     |                     ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `csv2struct` (bin "csv2struct" test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/csv2struct-fcc5e8a1317aa04f)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f84fb62654557738f8f890158defbd85a4c66dc7a1e68ba519b6dcf65c66bbb3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f84fb62654557738f8f890158defbd85a4c66dc7a1e68ba519b6dcf65c66bbb3", kill_on_drop: false }`
[INFO] [stdout] f84fb62654557738f8f890158defbd85a4c66dc7a1e68ba519b6dcf65c66bbb3
