[INFO] fetching crate deep_core 0.1.1...
[INFO] testing deep_core-0.1.1 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate deep_core 0.1.1 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate deep_core 0.1.1
[INFO] finished tweaking crates.io crate deep_core 0.1.1
[INFO] tweaked toml for crates.io crate deep_core 0.1.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate deep_core 0.1.1 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 17804867aad6355be11dd09ade6b0ddb821cdf913dea449b5a727d66bb2e9c50
[INFO] running `Command { std: "docker" "start" "-a" "17804867aad6355be11dd09ade6b0ddb821cdf913dea449b5a727d66bb2e9c50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "17804867aad6355be11dd09ade6b0ddb821cdf913dea449b5a727d66bb2e9c50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17804867aad6355be11dd09ade6b0ddb821cdf913dea449b5a727d66bb2e9c50", kill_on_drop: false }`
[INFO] [stdout] 17804867aad6355be11dd09ade6b0ddb821cdf913dea449b5a727d66bb2e9c50
[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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7ee59c8e4f6a6aa0541b01a5baf48c3aa56a78efd1853439e3a05769dabf7c37
[INFO] running `Command { std: "docker" "start" "-a" "7ee59c8e4f6a6aa0541b01a5baf48c3aa56a78efd1853439e3a05769dabf7c37", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling deep_core v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `GraphVisitor` is never used
[INFO] [stdout]  --> src/graph/graph.rs:6:11
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub trait GraphVisitor {
[INFO] [stdout]   |           ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `id` is never read
[INFO] [stdout]   --> src/graph/graph.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct Graph {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] 12 |     id: GraphId,
[INFO] [stdout]    |     ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Graph` 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 `tensor_id` is never read
[INFO] [stdout]   --> src/graph/tensor_descriptor.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct TensorDescriptor {
[INFO] [stdout]    |            ---------------- field in this struct
[INFO] [stdout] 14 |     tensor_id: TensorId,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TensorDescriptor` 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 `indices_by_from` and `indices_by_to` are never read
[INFO] [stdout]   --> src/graph/edges_indices.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct EdgesIndices {
[INFO] [stdout]    |            ------------ fields in this struct
[INFO] [stdout] 11 |     indices_by_from: HashMap<NodeId, Indices>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 12 |     indices_by_to: HashMap<NodeId, Indices>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `EdgesIndices` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "7ee59c8e4f6a6aa0541b01a5baf48c3aa56a78efd1853439e3a05769dabf7c37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ee59c8e4f6a6aa0541b01a5baf48c3aa56a78efd1853439e3a05769dabf7c37", kill_on_drop: false }`
[INFO] [stdout] 7ee59c8e4f6a6aa0541b01a5baf48c3aa56a78efd1853439e3a05769dabf7c37
[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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2a09b0645ab3dd6cb76c92015084335e07d577d72986df41fd69ebae4ab92cf2
[INFO] running `Command { std: "docker" "start" "-a" "2a09b0645ab3dd6cb76c92015084335e07d577d72986df41fd69ebae4ab92cf2", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stdout] warning: trait `GraphVisitor` is never used
[INFO] [stdout]  --> src/graph/graph.rs:6:11
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub trait GraphVisitor {
[INFO] [stdout]   |           ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling deep_core v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `id` is never read
[INFO] [stdout]   --> src/graph/graph.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct Graph {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] 12 |     id: GraphId,
[INFO] [stdout]    |     ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Graph` 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 `tensor_id` is never read
[INFO] [stdout]   --> src/graph/tensor_descriptor.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct TensorDescriptor {
[INFO] [stdout]    |            ---------------- field in this struct
[INFO] [stdout] 14 |     tensor_id: TensorId,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TensorDescriptor` 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 `indices_by_from` and `indices_by_to` are never read
[INFO] [stdout]   --> src/graph/edges_indices.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct EdgesIndices {
[INFO] [stdout]    |            ------------ fields in this struct
[INFO] [stdout] 11 |     indices_by_from: HashMap<NodeId, Indices>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 12 |     indices_by_to: HashMap<NodeId, Indices>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `EdgesIndices` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `GraphVisitor` is never used
[INFO] [stdout]  --> src/graph/graph.rs:6:11
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub trait GraphVisitor {
[INFO] [stdout]   |           ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `id` is never read
[INFO] [stdout]   --> src/graph/graph.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct Graph {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] 12 |     id: GraphId,
[INFO] [stdout]    |     ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Graph` 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 `tensor_id` is never read
[INFO] [stdout]   --> src/graph/tensor_descriptor.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct TensorDescriptor {
[INFO] [stdout]    |            ---------------- field in this struct
[INFO] [stdout] 14 |     tensor_id: TensorId,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TensorDescriptor` 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 `indices_by_from` and `indices_by_to` are never read
[INFO] [stdout]   --> src/graph/edges_indices.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct EdgesIndices {
[INFO] [stdout]    |            ------------ fields in this struct
[INFO] [stdout] 11 |     indices_by_from: HashMap<NodeId, Indices>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 12 |     indices_by_to: HashMap<NodeId, Indices>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `EdgesIndices` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.70s
[INFO] running `Command { std: "docker" "inspect" "2a09b0645ab3dd6cb76c92015084335e07d577d72986df41fd69ebae4ab92cf2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a09b0645ab3dd6cb76c92015084335e07d577d72986df41fd69ebae4ab92cf2", kill_on_drop: false }`
[INFO] [stdout] 2a09b0645ab3dd6cb76c92015084335e07d577d72986df41fd69ebae4ab92cf2
[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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ee10ac4cd435a8e8ec1f83251660185ea5976912d01f6335405467219b04f014
[INFO] running `Command { std: "docker" "start" "-a" "ee10ac4cd435a8e8ec1f83251660185ea5976912d01f6335405467219b04f014", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr] warning: trait `GraphVisitor` is never used
[INFO] [stderr]  --> src/graph/graph.rs:6:11
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub trait GraphVisitor {
[INFO] [stderr]   |           ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `id` is never read
[INFO] [stderr]   --> src/graph/graph.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub struct Graph {
[INFO] [stderr]    |            ----- field in this struct
[INFO] [stderr] 12 |     id: GraphId,
[INFO] [stderr]    |     ^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Graph` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: field `tensor_id` is never read
[INFO] [stderr]   --> src/graph/tensor_descriptor.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub struct TensorDescriptor {
[INFO] [stderr]    |            ---------------- field in this struct
[INFO] [stderr] 14 |     tensor_id: TensorId,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `TensorDescriptor` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: fields `indices_by_from` and `indices_by_to` are never read
[INFO] [stderr]   --> src/graph/edges_indices.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | pub struct EdgesIndices {
[INFO] [stderr]    |            ------------ fields in this struct
[INFO] [stderr] 11 |     indices_by_from: HashMap<NodeId, Indices>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 12 |     indices_by_to: HashMap<NodeId, Indices>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `EdgesIndices` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: `deep_core` (lib) generated 4 warnings
[INFO] [stderr] warning: `deep_core` (lib test) generated 4 warnings (4 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/deep_core-b1ee24e3ca74a112)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests deep_core
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ee10ac4cd435a8e8ec1f83251660185ea5976912d01f6335405467219b04f014", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee10ac4cd435a8e8ec1f83251660185ea5976912d01f6335405467219b04f014", kill_on_drop: false }`
[INFO] [stdout] ee10ac4cd435a8e8ec1f83251660185ea5976912d01f6335405467219b04f014