[INFO] fetching crate csv_generator 1.0.0...
[INFO] checking csv_generator-1.0.0 against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1
[INFO] extracting crate csv_generator 1.0.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate csv_generator 1.0.0
[INFO] finished tweaking crates.io crate csv_generator 1.0.0
[INFO] tweaked toml for crates.io crate csv_generator 1.0.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate csv_generator 1.0.0 on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate csv_generator 1.0.0 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" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ffe18146a1e60bfc626c0e17c3d88654fadce60fc731c27ec36d0822d25b4a36
[INFO] running `Command { std: "docker" "start" "-a" "ffe18146a1e60bfc626c0e17c3d88654fadce60fc731c27ec36d0822d25b4a36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ffe18146a1e60bfc626c0e17c3d88654fadce60fc731c27ec36d0822d25b4a36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ffe18146a1e60bfc626c0e17c3d88654fadce60fc731c27ec36d0822d25b4a36", kill_on_drop: false }`
[INFO] [stdout] ffe18146a1e60bfc626c0e17c3d88654fadce60fc731c27ec36d0822d25b4a36
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4fdf81bb515cbf3df8c6771aee65f1ab3ffbb999d62534972fa47c4d1e40a2bd
[INFO] running `Command { std: "docker" "start" "-a" "4fdf81bb515cbf3df8c6771aee65f1ab3ffbb999d62534972fa47c4d1e40a2bd", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.89
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[INFO] [stderr]    Compiling darling_core v0.20.10
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[INFO] [stderr]    Compiling darling_macro v0.20.10
[INFO] [stderr]     Checking clap v4.5.21
[INFO] [stderr]     Checking rand_chacha v0.3.1
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[INFO] [stderr]    Compiling darling v0.20.10
[INFO] [stderr]    Compiling dummy v0.9.1
[INFO] [stderr]    Compiling pyo3-macros v0.22.6
[INFO] [stderr]     Checking fake v3.0.1
[INFO] [stderr]     Checking arrow-select v53.2.0
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[INFO] [stderr]     Checking arrow-ord v53.2.0
[INFO] [stderr]     Checking csv v1.3.1
[INFO] [stderr]     Checking arrow-ipc v53.2.0
[INFO] [stderr]     Checking arrow-csv v53.2.0
[INFO] [stderr]     Checking arrow-json v53.2.0
[INFO] [stderr]     Checking parquet v53.2.0
[INFO] [stderr]     Checking arrow v53.2.0
[INFO] [stderr]     Checking csv_generator v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `current_file_size` is never read
[INFO] [stdout]    --> src/csv_generators.rs:117:17
[INFO] [stdout]     |
[INFO] [stdout] 117 |         let mut current_file_size = 0;
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `current_file_size` is never read
[INFO] [stdout]    --> src/csv_generators.rs:117:17
[INFO] [stdout]     |
[INFO] [stdout] 117 |         let mut current_file_size = 0;
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `current_file_size` is never read
[INFO] [stdout]    --> src/csv_generators.rs:117:17
[INFO] [stdout]     |
[INFO] [stdout] 117 |         let mut current_file_size = 0;
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `current_file_size` is never read
[INFO] [stdout]    --> src/csv_generators.rs:117:17
[INFO] [stdout]     |
[INFO] [stdout] 117 |         let mut current_file_size = 0;
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 48.59s
[INFO] running `Command { std: "docker" "inspect" "4fdf81bb515cbf3df8c6771aee65f1ab3ffbb999d62534972fa47c4d1e40a2bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4fdf81bb515cbf3df8c6771aee65f1ab3ffbb999d62534972fa47c4d1e40a2bd", kill_on_drop: false }`
[INFO] [stdout] 4fdf81bb515cbf3df8c6771aee65f1ab3ffbb999d62534972fa47c4d1e40a2bd