[INFO] cloning repository https://github.com/psomas/snap2daph
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/psomas/snap2daph" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpsomas%2Fsnap2daph", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpsomas%2Fsnap2daph'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bcba85fce8e6f7f152932feaba010bbb644bcb44
[INFO] checking psomas/snap2daph against master#368e2fd458a22d0cc133d0c254f2612ee999744f for pr-128351
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpsomas%2Fsnap2daph" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/psomas/snap2daph on toolchain 368e2fd458a22d0cc133d0c254f2612ee999744f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+368e2fd458a22d0cc133d0c254f2612ee999744f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/psomas/snap2daph
[INFO] finished tweaking git repo https://github.com/psomas/snap2daph
[INFO] tweaked toml for git repo https://github.com/psomas/snap2daph written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/psomas/snap2daph 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" "+368e2fd458a22d0cc133d0c254f2612ee999744f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[ERROR] this task or one of its parent failed!
[ERROR] no output for 300 seconds
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.
[INFO] checking psomas/snap2daph against try#09146510cdb33d15474a35fde290187a88b1cf35 for pr-128351
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpsomas%2Fsnap2daph" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/psomas/snap2daph on toolchain 09146510cdb33d15474a35fde290187a88b1cf35
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+09146510cdb33d15474a35fde290187a88b1cf35" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/psomas/snap2daph
[INFO] finished tweaking git repo https://github.com/psomas/snap2daph
[INFO] tweaked toml for git repo https://github.com/psomas/snap2daph written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/psomas/snap2daph 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" "+09146510cdb33d15474a35fde290187a88b1cf35" "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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+09146510cdb33d15474a35fde290187a88b1cf35" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3d4322c12a17f3a8ca36ecb5546f95b3fd2de516ab500f2df67e2c1113af59de
[INFO] running `Command { std: "docker" "start" "-a" "3d4322c12a17f3a8ca36ecb5546f95b3fd2de516ab500f2df67e2c1113af59de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3d4322c12a17f3a8ca36ecb5546f95b3fd2de516ab500f2df67e2c1113af59de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d4322c12a17f3a8ca36ecb5546f95b3fd2de516ab500f2df67e2c1113af59de", kill_on_drop: false }`
[INFO] [stdout] 3d4322c12a17f3a8ca36ecb5546f95b3fd2de516ab500f2df67e2c1113af59de
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+09146510cdb33d15474a35fde290187a88b1cf35" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7574ad0512f73a52914d0f59a1e67824c874a4fa26fb09130d9c7902dbf15222
[INFO] running `Command { std: "docker" "start" "-a" "7574ad0512f73a52914d0f59a1e67824c874a4fa26fb09130d9c7902dbf15222", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling rustix v0.38.34
[INFO] [stderr]     Checking linux-raw-sys v0.4.14
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]     Checking utf8parse v0.2.2
[INFO] [stderr]    Compiling rustversion v1.0.17
[INFO] [stderr]     Checking bitflags v2.6.0
[INFO] [stderr]     Checking anstyle-parse v0.2.4
[INFO] [stderr]     Checking is_terminal_polyfill v1.70.0
[INFO] [stderr]    Compiling serde v1.0.203
[INFO] [stderr]     Checking anstyle v1.0.7
[INFO] [stderr]     Checking colorchoice v1.0.1
[INFO] [stderr]    Compiling unicase v2.7.0
[INFO] [stderr]     Checking anstyle-query v1.1.0
[INFO] [stderr]     Checking clap_lex v0.7.1
[INFO] [stderr]     Checking unicode-width v0.1.13
[INFO] [stderr]     Checking strsim v0.11.1
[INFO] [stderr]     Checking anstream v0.6.14
[INFO] [stderr]    Compiling serde_json v1.0.118
[INFO] [stderr]     Checking itoa v1.0.11
[INFO] [stderr]     Checking either v1.13.0
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking ryu v1.0.18
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]     Checking itertools v0.13.0
[INFO] [stderr]    Compiling syn v2.0.68
[INFO] [stderr]     Checking terminal_size v0.3.0
[INFO] [stderr]     Checking clap_builder v4.5.7
[INFO] [stderr]    Compiling serde_derive v1.0.203
[INFO] [stderr]    Compiling zerocopy-derive v0.7.34
[INFO] [stderr]    Compiling clap_derive v4.5.5
[INFO] [stderr]    Compiling strum_macros v0.26.4
[INFO] [stderr]     Checking zerocopy v0.7.34
[INFO] [stderr]     Checking strum v0.26.3
[INFO] [stderr]     Checking clap v4.5.7
[INFO] [stderr]     Checking snap2daph v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant `reserved` should have an upper camel case name
[INFO] [stdout]   --> src/df.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 |     reserved = 0,
[INFO] [stdout]    |     ^^^^^^^^ help: convert the identifier to upper camel case: `Reserved`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `DenseMatrix_t` should have an upper camel case name
[INFO] [stdout]   --> src/df.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 |     DenseMatrix_t,
[INFO] [stdout]    |     ^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `DenseMatrixT`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `CSRMatrix_t` should have an upper camel case name
[INFO] [stdout]   --> src/df.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 |     CSRMatrix_t,
[INFO] [stdout]    |     ^^^^^^^^^^^ help: convert the identifier to upper camel case: `CsrmatrixT`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Frame_t` should have an upper camel case name
[INFO] [stdout]   --> src/df.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 32 |     Frame_t,
[INFO] [stdout]    |     ^^^^^^^ help: convert the identifier to upper camel case: `FrameT`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Value_t` should have an upper camel case name
[INFO] [stdout]   --> src/df.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 |     Value_t,
[INFO] [stdout]    |     ^^^^^^^ help: convert the identifier to upper camel case: `ValueT`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `empty` should have an upper camel case name
[INFO] [stdout]   --> src/df.rs:55:5
[INFO] [stdout]    |
[INFO] [stdout] 55 |     empty = 0,
[INFO] [stdout]    |     ^^^^^ help: convert the identifier to upper camel case: `Empty`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `dense` should have an upper camel case name
[INFO] [stdout]   --> src/df.rs:56:5
[INFO] [stdout]    |
[INFO] [stdout] 56 |     dense,
[INFO] [stdout]    |     ^^^^^ help: convert the identifier to upper camel case: `Dense`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `sparse` should have an upper camel case name
[INFO] [stdout]   --> src/df.rs:57:5
[INFO] [stdout]    |
[INFO] [stdout] 57 |     sparse,
[INFO] [stdout]    |     ^^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Sparse`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `ultra_sparse` should have an upper camel case name
[INFO] [stdout]   --> src/df.rs:58:5
[INFO] [stdout]    |
[INFO] [stdout] 58 |     ultra_sparse,
[INFO] [stdout]    |     ^^^^^^^^^^^^ help: convert the identifier to upper camel case: `UltraSparse`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `reserved` should have an upper camel case name
[INFO] [stdout]   --> src/df.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 |     reserved = 0,
[INFO] [stdout]    |     ^^^^^^^^ help: convert the identifier to upper camel case: `Reserved`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `DenseMatrix_t` should have an upper camel case name
[INFO] [stdout]   --> src/df.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 |     DenseMatrix_t,
[INFO] [stdout]    |     ^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `DenseMatrixT`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `CSRMatrix_t` should have an upper camel case name
[INFO] [stdout]   --> src/df.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 |     CSRMatrix_t,
[INFO] [stdout]    |     ^^^^^^^^^^^ help: convert the identifier to upper camel case: `CsrmatrixT`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Frame_t` should have an upper camel case name
[INFO] [stdout]   --> src/df.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 32 |     Frame_t,
[INFO] [stdout]    |     ^^^^^^^ help: convert the identifier to upper camel case: `FrameT`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Value_t` should have an upper camel case name
[INFO] [stdout]   --> src/df.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 |     Value_t,
[INFO] [stdout]    |     ^^^^^^^ help: convert the identifier to upper camel case: `ValueT`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `empty` should have an upper camel case name
[INFO] [stdout]   --> src/df.rs:55:5
[INFO] [stdout]    |
[INFO] [stdout] 55 |     empty = 0,
[INFO] [stdout]    |     ^^^^^ help: convert the identifier to upper camel case: `Empty`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `dense` should have an upper camel case name
[INFO] [stdout]   --> src/df.rs:56:5
[INFO] [stdout]    |
[INFO] [stdout] 56 |     dense,
[INFO] [stdout]    |     ^^^^^ help: convert the identifier to upper camel case: `Dense`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `sparse` should have an upper camel case name
[INFO] [stdout]   --> src/df.rs:57:5
[INFO] [stdout]    |
[INFO] [stdout] 57 |     sparse,
[INFO] [stdout]    |     ^^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Sparse`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `ultra_sparse` should have an upper camel case name
[INFO] [stdout]   --> src/df.rs:58:5
[INFO] [stdout]    |
[INFO] [stdout] 58 |     ultra_sparse,
[INFO] [stdout]    |     ^^^^^^^^^^^^ help: convert the identifier to upper camel case: `UltraSparse`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `reserved`, `DenseMatrix_t`, `Frame_t`, and `Value_t` are never constructed
[INFO] [stdout]   --> src/df.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 28 | enum DataType {
[INFO] [stdout]    |      -------- variants in this enum
[INFO] [stdout] 29 |     reserved = 0,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 30 |     DenseMatrix_t,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 31 |     CSRMatrix_t,
[INFO] [stdout] 32 |     Frame_t,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 33 |     Value_t,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `version`, `dt`, `nbrows`, and `nbcols` are never read
[INFO] [stdout]   --> src/df.rs:39:5
[INFO] [stdout]    |
[INFO] [stdout] 38 | struct Header {
[INFO] [stdout]    |        ------ fields in this struct
[INFO] [stdout] 39 |     version: u8,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 40 |     dt: DataType,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 41 |     nbrows: u64,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 42 |     nbcols: u64,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `rx` and `cx` are never read
[INFO] [stdout]   --> src/df.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 47 | struct Body {
[INFO] [stdout]    |        ---- fields in this struct
[INFO] [stdout] 48 |     rx: u64,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 49 |     cx: u64,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `empty`, `dense`, and `ultra_sparse` are never constructed
[INFO] [stdout]   --> src/df.rs:55:5
[INFO] [stdout]    |
[INFO] [stdout] 54 | enum BodyType {
[INFO] [stdout]    |      -------- variants in this enum
[INFO] [stdout] 55 |     empty = 0,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 56 |     dense,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 57 |     sparse,
[INFO] [stdout] 58 |     ultra_sparse,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `nbrows`, `nbcols`, and `bt` are never read
[INFO] [stdout]   --> src/df.rs:64:5
[INFO] [stdout]    |
[INFO] [stdout] 63 | struct BodyBlock {
[INFO] [stdout]    |        --------- fields in this struct
[INFO] [stdout] 64 |     nbrows: u32,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 65 |     nbcols: u32,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 66 |     bt: BodyType,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `vertices` is never read
[INFO] [stdout]   --> src/df.rs:70:9
[INFO] [stdout]    |
[INFO] [stdout] 69 | pub struct Serializer {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] 70 |     pub vertices: Vec<Vertex>,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `numRows` should have a snake case name
[INFO] [stdout]   --> src/main.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 42 |     numRows: usize,
[INFO] [stdout]    |     ^^^^^^^ help: convert the identifier to snake case: `num_rows`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `numCols` should have a snake case name
[INFO] [stdout]   --> src/main.rs:43:5
[INFO] [stdout]    |
[INFO] [stdout] 43 |     numCols: usize,
[INFO] [stdout]    |     ^^^^^^^ help: convert the identifier to snake case: `num_cols`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `valueType` should have a snake case name
[INFO] [stdout]   --> src/main.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 44 |     valueType: String,
[INFO] [stdout]    |     ^^^^^^^^^ help: convert the identifier to snake case: `value_type`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `numNonZeros` should have a snake case name
[INFO] [stdout]   --> src/main.rs:45:5
[INFO] [stdout]    |
[INFO] [stdout] 45 |     numNonZeros: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^ help: convert the identifier to snake case: `num_non_zeros`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `reserved`, `DenseMatrix_t`, `Frame_t`, and `Value_t` are never constructed
[INFO] [stdout]   --> src/df.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 28 | enum DataType {
[INFO] [stdout]    |      -------- variants in this enum
[INFO] [stdout] 29 |     reserved = 0,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 30 |     DenseMatrix_t,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 31 |     CSRMatrix_t,
[INFO] [stdout] 32 |     Frame_t,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 33 |     Value_t,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `version`, `dt`, `nbrows`, and `nbcols` are never read
[INFO] [stdout]   --> src/df.rs:39:5
[INFO] [stdout]    |
[INFO] [stdout] 38 | struct Header {
[INFO] [stdout]    |        ------ fields in this struct
[INFO] [stdout] 39 |     version: u8,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 40 |     dt: DataType,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 41 |     nbrows: u64,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 42 |     nbcols: u64,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `rx` and `cx` are never read
[INFO] [stdout]   --> src/df.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 47 | struct Body {
[INFO] [stdout]    |        ---- fields in this struct
[INFO] [stdout] 48 |     rx: u64,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 49 |     cx: u64,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `empty`, `dense`, and `ultra_sparse` are never constructed
[INFO] [stdout]   --> src/df.rs:55:5
[INFO] [stdout]    |
[INFO] [stdout] 54 | enum BodyType {
[INFO] [stdout]    |      -------- variants in this enum
[INFO] [stdout] 55 |     empty = 0,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 56 |     dense,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 57 |     sparse,
[INFO] [stdout] 58 |     ultra_sparse,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `nbrows`, `nbcols`, and `bt` are never read
[INFO] [stdout]   --> src/df.rs:64:5
[INFO] [stdout]    |
[INFO] [stdout] 63 | struct BodyBlock {
[INFO] [stdout]    |        --------- fields in this struct
[INFO] [stdout] 64 |     nbrows: u32,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 65 |     nbcols: u32,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 66 |     bt: BodyType,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `vertices` is never read
[INFO] [stdout]   --> src/df.rs:70:9
[INFO] [stdout]    |
[INFO] [stdout] 69 | pub struct Serializer {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] 70 |     pub vertices: Vec<Vertex>,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `numRows` should have a snake case name
[INFO] [stdout]   --> src/main.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 42 |     numRows: usize,
[INFO] [stdout]    |     ^^^^^^^ help: convert the identifier to snake case: `num_rows`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `numCols` should have a snake case name
[INFO] [stdout]   --> src/main.rs:43:5
[INFO] [stdout]    |
[INFO] [stdout] 43 |     numCols: usize,
[INFO] [stdout]    |     ^^^^^^^ help: convert the identifier to snake case: `num_cols`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `valueType` should have a snake case name
[INFO] [stdout]   --> src/main.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 44 |     valueType: String,
[INFO] [stdout]    |     ^^^^^^^^^ help: convert the identifier to snake case: `value_type`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `numNonZeros` should have a snake case name
[INFO] [stdout]   --> src/main.rs:45:5
[INFO] [stdout]    |
[INFO] [stdout] 45 |     numNonZeros: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^ help: convert the identifier to snake case: `num_non_zeros`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 19 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 19 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.47s
[INFO] running `Command { std: "docker" "inspect" "7574ad0512f73a52914d0f59a1e67824c874a4fa26fb09130d9c7902dbf15222", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7574ad0512f73a52914d0f59a1e67824c874a4fa26fb09130d9c7902dbf15222", kill_on_drop: false }`
[INFO] [stdout] 7574ad0512f73a52914d0f59a1e67824c874a4fa26fb09130d9c7902dbf15222