[INFO] cloning repository https://github.com/joonaspessi/rust-custom-error-kata [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/joonaspessi/rust-custom-error-kata" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoonaspessi%2Frust-custom-error-kata", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoonaspessi%2Frust-custom-error-kata'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] fcbb5bd7dc31207b3efbfb9d3854b93b4a4eec97 [INFO] testing joonaspessi/rust-custom-error-kata against 1.95.0 for beta-1.96-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoonaspessi%2Frust-custom-error-kata" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/joonaspessi/rust-custom-error-kata [INFO] finished tweaking git repo https://github.com/joonaspessi/rust-custom-error-kata [INFO] tweaked toml for git repo https://github.com/joonaspessi/rust-custom-error-kata written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/joonaspessi/rust-custom-error-kata on toolchain 1.95.0 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/joonaspessi/rust-custom-error-kata 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" "+1.95.0" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d89ff5e5463d437ddbf4ff98fc838b591dd138ba32eeca427519efeeaa2e505e [INFO] running `Command { std: "docker" "start" "-a" "d89ff5e5463d437ddbf4ff98fc838b591dd138ba32eeca427519efeeaa2e505e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d89ff5e5463d437ddbf4ff98fc838b591dd138ba32eeca427519efeeaa2e505e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d89ff5e5463d437ddbf4ff98fc838b591dd138ba32eeca427519efeeaa2e505e", kill_on_drop: false }` [INFO] [stdout] d89ff5e5463d437ddbf4ff98fc838b591dd138ba32eeca427519efeeaa2e505e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d7ab68db64f20a4ae9c3f3758d04362a9b76e0e019e4ba9a37990146b72ae58f [INFO] running `Command { std: "docker" "start" "-a" "d7ab68db64f20a4ae9c3f3758d04362a9b76e0e019e4ba9a37990146b72ae58f", kill_on_drop: false }` [INFO] [stderr] Compiling rust-custom-error-kata v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: fields `header` and `data` are never read [INFO] [stdout] --> src/csv.rs:12:9 [INFO] [stdout] | [INFO] [stdout] 11 | pub struct CsvData { [INFO] [stdout] | ------- fields in this struct [INFO] [stdout] 12 | pub header: Vec, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 13 | pub data: Vec>, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `CsvData` 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: fields `line_num` and `num_entries` are never read [INFO] [stdout] --> src/csv.rs:18:9 [INFO] [stdout] | [INFO] [stdout] 17 | pub struct CsvLineLen { [INFO] [stdout] | ---------- fields in this struct [INFO] [stdout] 18 | pub line_num: usize, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 19 | pub num_entries: usize, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `CsvLineLen` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/csv.rs:25:22 [INFO] [stdout] | [INFO] [stdout] 25 | CouldNotOpenFile(io::Error), [INFO] [stdout] | ---------------- ^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `CsvError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 25 - CouldNotOpenFile(io::Error), [INFO] [stdout] 25 + CouldNotOpenFile(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/csv.rs:26:23 [INFO] [stdout] | [INFO] [stdout] 26 | CouldNotParseLine(Box), [INFO] [stdout] | ----------------- ^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `CsvError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 26 - CouldNotParseLine(Box), [INFO] [stdout] 26 + CouldNotParseLine(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/csv.rs:28:24 [INFO] [stdout] | [INFO] [stdout] 28 | CouldNotParseValue(String), [INFO] [stdout] | ------------------ ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `CsvError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 28 - CouldNotParseValue(String), [INFO] [stdout] 28 + CouldNotParseValue(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/csv.rs:29:18 [INFO] [stdout] | [INFO] [stdout] 29 | LineTooShort(CsvLineLen), [INFO] [stdout] | ------------ ^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `CsvError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 29 - LineTooShort(CsvLineLen), [INFO] [stdout] 29 + LineTooShort(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/csv.rs:30:17 [INFO] [stdout] | [INFO] [stdout] 30 | LineTooLong(CsvLineLen), [INFO] [stdout] | ----------- ^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `CsvError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 30 - LineTooLong(CsvLineLen), [INFO] [stdout] 30 + LineTooLong(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] rustc-LLVM ERROR: IO failure on output stream: No space left on device [INFO] [stderr] error: could not compile `rust-custom-error-kata` (bin "rust-custom-error-kata"); 7 warnings emitted [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/1.95.0-x86_64-unknown-linux-gnu/bin/rustc --crate-name rust_custom_error_kata --edition=2024 src/main.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type bin --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values())' -C metadata=766e665dc1d15f73 -C extra-filename=-623a629fd9f38b4b --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints=warn` (exit status: 101) [INFO] running `Command { std: "docker" "inspect" "d7ab68db64f20a4ae9c3f3758d04362a9b76e0e019e4ba9a37990146b72ae58f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d7ab68db64f20a4ae9c3f3758d04362a9b76e0e019e4ba9a37990146b72ae58f", kill_on_drop: false }` [INFO] [stdout] d7ab68db64f20a4ae9c3f3758d04362a9b76e0e019e4ba9a37990146b72ae58f