[INFO] cloning repository https://github.com/kavitha-19/rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kavitha-19/rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkavitha-19%2Frust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkavitha-19%2Frust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7b93d69489d35bccf4f4903858aaf347d1eb3638
[INFO] checking kavitha-19/rust against 1.95.0 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkavitha-19%2Frust" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
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[INFO] started tweaking git repo https://github.com/kavitha-19/rust
[INFO] finished tweaking git repo https://github.com/kavitha-19/rust
[INFO] tweaked toml for git repo https://github.com/kavitha-19/rust written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/kavitha-19/rust 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/kavitha-19/rust 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 }`
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[INFO] [stderr]   Downloaded semver v1.0.20
[INFO] [stderr]   Downloaded pathfinder_simd v0.5.2
[INFO] [stderr]   Downloaded syn v2.0.40
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 4746fe629fbf020f0f175a8a579d5f56bcb1ffd021c6f00a61a85684dbde9fd7
[INFO] running `Command { std: "docker" "start" "-a" "4746fe629fbf020f0f175a8a579d5f56bcb1ffd021c6f00a61a85684dbde9fd7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4746fe629fbf020f0f175a8a579d5f56bcb1ffd021c6f00a61a85684dbde9fd7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4746fe629fbf020f0f175a8a579d5f56bcb1ffd021c6f00a61a85684dbde9fd7", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 47a9cc058d84cd257c65f169226c2958cc1694edcc6453a7d82633398a7ba560
[INFO] running `Command { std: "docker" "start" "-a" "47a9cc058d84cd257c65f169226c2958cc1694edcc6453a7d82633398a7ba560", kill_on_drop: false }`
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[INFO] [stdout] warning: fields `passenger_id`, `name`, `sib_sp`, `parch`, and `ticket` are never read
[INFO] [stdout]   --> src/csv_parser.rs:8:9
[INFO] [stdout]    |
[INFO] [stdout]  7 | pub struct TitanicData {
[INFO] [stdout]    |            ----------- fields in this struct
[INFO] [stdout]  8 |     pub passenger_id: i32,
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 11 |     pub name: String,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 14 |     pub sib_sp: i32,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 15 |     pub parch: i32,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 16 |     pub ticket: String,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TitanicData` has derived impls for the traits `Clone` and `Debug`, but these are 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 `mean_age`, `median_age`, `std_age`, `min_age`, and `max_age` are never read
[INFO] [stdout]   --> src/statistics.rs:7:9
[INFO] [stdout]    |
[INFO] [stdout]  6 | pub struct NumericalStatistics {
[INFO] [stdout]    |            ------------------- fields in this struct
[INFO] [stdout]  7 |     pub mean_age: f64,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]  8 |     pub median_age: f64,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout]  9 |     pub std_age: f64,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] 10 |     pub min_age: f64,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] 11 |     pub max_age: f64,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `NumericalStatistics` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `unique_sex_count`, `mode_sex`, `unique_embarked_count`, and `mode_embarked` are never read
[INFO] [stdout]   --> src/statistics.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct CategoricalStatistics {
[INFO] [stdout]    |            --------------------- fields in this struct
[INFO] [stdout] 16 |     pub unique_sex_count: usize,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 17 |     pub mode_sex: String,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 18 |     pub unique_embarked_count: usize,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 19 |     pub mode_embarked: String,
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `CategoricalStatistics` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `NumericalStatistics` is never constructed
[INFO] [stdout]  --> src/visualization.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct NumericalStatistics {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CategoricalStatistics` is never constructed
[INFO] [stdout]   --> src/visualization.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct CategoricalStatistics {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `passenger_id`, `name`, `sib_sp`, `parch`, and `ticket` are never read
[INFO] [stdout]   --> src/csv_parser.rs:8:9
[INFO] [stdout]    |
[INFO] [stdout]  7 | pub struct TitanicData {
[INFO] [stdout]    |            ----------- fields in this struct
[INFO] [stdout]  8 |     pub passenger_id: i32,
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 11 |     pub name: String,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 14 |     pub sib_sp: i32,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 15 |     pub parch: i32,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 16 |     pub ticket: String,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TitanicData` has derived impls for the traits `Clone` and `Debug`, but these are 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 `mean_age`, `median_age`, `std_age`, `min_age`, and `max_age` are never read
[INFO] [stdout]   --> src/statistics.rs:7:9
[INFO] [stdout]    |
[INFO] [stdout]  6 | pub struct NumericalStatistics {
[INFO] [stdout]    |            ------------------- fields in this struct
[INFO] [stdout]  7 |     pub mean_age: f64,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]  8 |     pub median_age: f64,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout]  9 |     pub std_age: f64,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] 10 |     pub min_age: f64,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] 11 |     pub max_age: f64,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `NumericalStatistics` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `unique_sex_count`, `mode_sex`, `unique_embarked_count`, and `mode_embarked` are never read
[INFO] [stdout]   --> src/statistics.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct CategoricalStatistics {
[INFO] [stdout]    |            --------------------- fields in this struct
[INFO] [stdout] 16 |     pub unique_sex_count: usize,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 17 |     pub mode_sex: String,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 18 |     pub unique_embarked_count: usize,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 19 |     pub mode_embarked: String,
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `CategoricalStatistics` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `NumericalStatistics` is never constructed
[INFO] [stdout]  --> src/visualization.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct NumericalStatistics {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CategoricalStatistics` is never constructed
[INFO] [stdout]   --> src/visualization.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct CategoricalStatistics {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.64s
[INFO] running `Command { std: "docker" "inspect" "47a9cc058d84cd257c65f169226c2958cc1694edcc6453a7d82633398a7ba560", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47a9cc058d84cd257c65f169226c2958cc1694edcc6453a7d82633398a7ba560", kill_on_drop: false }`
[INFO] [stdout] 47a9cc058d84cd257c65f169226c2958cc1694edcc6453a7d82633398a7ba560
