[INFO] cloning repository https://github.com/emmet-horgan/crablr
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/emmet-horgan/crablr" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Femmet-horgan%2Fcrablr", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Femmet-horgan%2Fcrablr'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d677e8a9f8725abd0455521ebd05188dad78fb31
[INFO] checking emmet-horgan/crablr against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Femmet-horgan%2Fcrablr" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/emmet-horgan/crablr
[INFO] finished tweaking git repo https://github.com/emmet-horgan/crablr
[INFO] tweaked toml for git repo https://github.com/emmet-horgan/crablr written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/emmet-horgan/crablr on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/emmet-horgan/crablr 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3a526365262e4206cc034f5c4ccd22f5b9efd7d64055567ca1eb0080cebec14f
[INFO] running `Command { std: "docker" "start" "-a" "3a526365262e4206cc034f5c4ccd22f5b9efd7d64055567ca1eb0080cebec14f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3a526365262e4206cc034f5c4ccd22f5b9efd7d64055567ca1eb0080cebec14f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a526365262e4206cc034f5c4ccd22f5b9efd7d64055567ca1eb0080cebec14f", kill_on_drop: false }`
[INFO] [stdout] 3a526365262e4206cc034f5c4ccd22f5b9efd7d64055567ca1eb0080cebec14f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1fd1ac6b7459c5ab54c30259e962b6197904c6a6504b2fbb0255d1de8cdfba76
[INFO] running `Command { std: "docker" "start" "-a" "1fd1ac6b7459c5ab54c30259e962b6197904c6a6504b2fbb0255d1de8cdfba76", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]    Compiling bitflags v2.9.0
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]    Compiling getrandom v0.3.2
[INFO] [stderr]    Compiling rustix v1.0.8
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling protobuf v3.7.2
[INFO] [stderr]    Compiling memchr v2.7.5
[INFO] [stderr]    Compiling anyhow v1.0.98
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling home v0.5.11
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]     Checking uuid v1.17.0
[INFO] [stderr]    Compiling tempfile v3.20.0
[INFO] [stderr]    Compiling which v4.4.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling strum_macros v0.27.1
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]    Compiling protobuf-support v3.7.2
[INFO] [stderr]     Checking strum v0.27.1
[INFO] [stderr]     Checking half v2.6.0
[INFO] [stderr]    Compiling protobuf-parse v3.7.2
[INFO] [stderr]    Compiling protobuf-codegen v3.7.2
[INFO] [stderr]    Compiling onnx-ir v0.18.0
[INFO] [stderr]     Checking crablr v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `OnnxGraph`
[INFO] [stdout]  --> src/ir/tensor.rs:4:15
[INFO] [stdout]   |
[INFO] [stdout] 4 | use onnx_ir::{OnnxGraph, NodeType, ArgType, ElementType};
[INFO] [stdout]   |               ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `output_id`
[INFO] [stdout]    --> src/ir/tensor.rs:180:29
[INFO] [stdout]     |
[INFO] [stdout] 180 |                 if let Some(output_id) = tensor_name_to_id.get(&arg.name) {
[INFO] [stdout]     |                             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_output_id`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `TensorId` is never constructed
[INFO] [stdout]  --> src/ir/tensor.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct TensorId(pub Uuid);
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/ir/tensor.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout]  9 | impl TensorId {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 10 |     fn new() -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `NodeId` is never constructed
[INFO] [stdout]   --> src/ir/tensor.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct NodeId(pub Uuid);
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/ir/tensor.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | impl NodeId {
[INFO] [stdout]    | ----------- associated function in this implementation
[INFO] [stdout] 19 |     fn new() -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `DType` is never used
[INFO] [stdout]   --> src/ir/tensor.rs:26:10
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub enum DType {
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `TensorType` is never constructed
[INFO] [stdout]   --> src/ir/tensor.rs:47:12
[INFO] [stdout]    |
[INFO] [stdout] 47 | pub struct TensorType {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `rank` is never used
[INFO] [stdout]   --> src/ir/tensor.rs:88:8
[INFO] [stdout]    |
[INFO] [stdout] 85 | impl TensorType {
[INFO] [stdout]    | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 88 |     fn rank(&self) -> usize {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Tensor` is never constructed
[INFO] [stdout]   --> src/ir/tensor.rs:94:12
[INFO] [stdout]    |
[INFO] [stdout] 94 | pub struct Tensor {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `OpKind` is never used
[INFO] [stdout]    --> src/ir/tensor.rs:104:10
[INFO] [stdout]     |
[INFO] [stdout] 104 | pub enum OpKind {
[INFO] [stdout]     |          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Node` is never constructed
[INFO] [stdout]    --> src/ir/tensor.rs:125:12
[INFO] [stdout]     |
[INFO] [stdout] 125 | pub struct Node {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Graph` is never constructed
[INFO] [stdout]    --> src/ir/tensor.rs:134:12
[INFO] [stdout]     |
[INFO] [stdout] 134 | pub struct Graph {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `from_onnx_file` is never used
[INFO] [stdout]    --> src/ir/tensor.rs:143:12
[INFO] [stdout]     |
[INFO] [stdout] 141 | impl Graph {
[INFO] [stdout]     | ---------- associated function in this implementation
[INFO] [stdout] 142 |
[INFO] [stdout] 143 |     pub fn from_onnx_file(path: &Path) -> Self {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `OnnxGraph`
[INFO] [stdout]  --> src/ir/tensor.rs:4:15
[INFO] [stdout]   |
[INFO] [stdout] 4 | use onnx_ir::{OnnxGraph, NodeType, ArgType, ElementType};
[INFO] [stdout]   |               ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `output_id`
[INFO] [stdout]    --> src/ir/tensor.rs:180:29
[INFO] [stdout]     |
[INFO] [stdout] 180 |                 if let Some(output_id) = tensor_name_to_id.get(&arg.name) {
[INFO] [stdout]     |                             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_output_id`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `I8`, `I16`, `U8`, `U16`, and `U32` are never constructed
[INFO] [stdout]   --> src/ir/tensor.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub enum DType {
[INFO] [stdout]    |          ----- variants in this enum
[INFO] [stdout] 27 |     F32,
[INFO] [stdout] 28 |     I8,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 29 |     I16,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 30 |     I32,
[INFO] [stdout] 31 |     U8,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 32 |     U16,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 33 |     U32
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DType` has derived impls for the traits `Debug` and `Clone`, 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 `shape` and `dtype` are never read
[INFO] [stdout]   --> src/ir/tensor.rs:48:9
[INFO] [stdout]    |
[INFO] [stdout] 47 | pub struct TensorType {
[INFO] [stdout]    |            ---------- fields in this struct
[INFO] [stdout] 48 |     pub shape: Vec<Option<usize>>,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 49 |     pub dtype: DType
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TensorType` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `rank` is never used
[INFO] [stdout]   --> src/ir/tensor.rs:88:8
[INFO] [stdout]    |
[INFO] [stdout] 85 | impl TensorType {
[INFO] [stdout]    | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 88 |     fn rank(&self) -> usize {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `id`, `ty`, `name`, and `produce` are never read
[INFO] [stdout]   --> src/ir/tensor.rs:95:9
[INFO] [stdout]    |
[INFO] [stdout] 94 | pub struct Tensor {
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout] 95 |     pub id: TensorId,
[INFO] [stdout]    |         ^^
[INFO] [stdout] 96 |     pub ty: TensorType,
[INFO] [stdout]    |         ^^
[INFO] [stdout] 97 |     pub name: Option<String>,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 98 |     pub produce: Option<NodeId>,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Tensor` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `id`, `op`, `inputs`, `outputs`, and `name` are never read
[INFO] [stdout]    --> src/ir/tensor.rs:126:9
[INFO] [stdout]     |
[INFO] [stdout] 125 | pub struct Node {
[INFO] [stdout]     |            ---- fields in this struct
[INFO] [stdout] 126 |     pub id: NodeId,
[INFO] [stdout]     |         ^^
[INFO] [stdout] 127 |     pub op: OpKind,
[INFO] [stdout]     |         ^^
[INFO] [stdout] 128 |     pub inputs: Vec<TensorId>, // Tensor IDs
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout] 129 |     pub outputs: Vec<TensorId>, // Tensor IDs
[INFO] [stdout]     |         ^^^^^^^
[INFO] [stdout] 130 |     pub name: Option<String>
[INFO] [stdout]     |         ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Node` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `nodes`, `tensors`, `inputs`, and `outputs` are never read
[INFO] [stdout]    --> src/ir/tensor.rs:135:9
[INFO] [stdout]     |
[INFO] [stdout] 134 | pub struct Graph {
[INFO] [stdout]     |            ----- fields in this struct
[INFO] [stdout] 135 |     pub nodes: HashMap<NodeId, Node>,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 136 |     pub tensors: HashMap<TensorId, Tensor>,
[INFO] [stdout]     |         ^^^^^^^
[INFO] [stdout] 137 |     pub inputs: Vec<TensorId>, // Input tensor IDs
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout] 138 |     pub outputs: Vec<TensorId> // Output tensor IDs
[INFO] [stdout]     |         ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Graph` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]    --> src/ir/tensor.rs:238:44
[INFO] [stdout]     |
[INFO] [stdout] 238 |         let graph = Graph::from_onnx_file(&PathBuf::from_str("./simple_model.onnx").unwrap());
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `crablr` (lib test) due to 1 previous error; 8 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "1fd1ac6b7459c5ab54c30259e962b6197904c6a6504b2fbb0255d1de8cdfba76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1fd1ac6b7459c5ab54c30259e962b6197904c6a6504b2fbb0255d1de8cdfba76", kill_on_drop: false }`
[INFO] [stdout] 1fd1ac6b7459c5ab54c30259e962b6197904c6a6504b2fbb0255d1de8cdfba76
