[INFO] fetching crate tinygrad 0.1.0... [INFO] testing tinygrad-0.1.0 against beta-2025-10-28 for beta-1.92-2 [INFO] extracting crate tinygrad 0.1.0 into /workspace/builds/worker-5-tc2/source [INFO] started tweaking crates.io crate tinygrad 0.1.0 [INFO] finished tweaking crates.io crate tinygrad 0.1.0 [INFO] tweaked toml for crates.io crate tinygrad 0.1.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate tinygrad 0.1.0 on toolchain beta-2025-10-28 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "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-2025-10-28" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 7 packages to latest compatible versions [INFO] [stderr] Adding ndarray v0.15.6 (available: v0.17.1) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 90e8936e1bd51c75c1abce2f8b4a08b7f0d0e732412d154a743ea47c5ffe9c14 [INFO] running `Command { std: "docker" "start" "-a" "90e8936e1bd51c75c1abce2f8b4a08b7f0d0e732412d154a743ea47c5ffe9c14", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "90e8936e1bd51c75c1abce2f8b4a08b7f0d0e732412d154a743ea47c5ffe9c14", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "90e8936e1bd51c75c1abce2f8b4a08b7f0d0e732412d154a743ea47c5ffe9c14", kill_on_drop: false }` [INFO] [stdout] 90e8936e1bd51c75c1abce2f8b4a08b7f0d0e732412d154a743ea47c5ffe9c14 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ce833233827a14e5a305fb4dce5ffe7690fd3adb8612106c2574b3f7d519b81d [INFO] running `Command { std: "docker" "start" "-a" "ce833233827a14e5a305fb4dce5ffe7690fd3adb8612106c2574b3f7d519b81d", kill_on_drop: false }` [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling num-complex v0.4.6 [INFO] [stderr] Compiling num-integer v0.1.46 [INFO] [stderr] Compiling ndarray v0.15.6 [INFO] [stderr] Compiling tinygrad v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: struct `Dot` is never constructed [INFO] [stdout] --> src/lib.rs:231:8 [INFO] [stdout] | [INFO] [stdout] 231 | struct Dot; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Sum` is never constructed [INFO] [stdout] --> src/lib.rs:234:8 [INFO] [stdout] | [INFO] [stdout] 234 | struct Sum; [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:93:18 [INFO] [stdout] | [INFO] [stdout] 93 | fn get_value(&self) -> ArrayView1; [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 93 | fn get_value(&self) -> ArrayView1<'_, f64>; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:186:18 [INFO] [stdout] | [INFO] [stdout] 186 | fn get_value(&self) -> ArrayView1 { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 186 | fn get_value(&self) -> ArrayView1<'_, f64> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.19s [INFO] running `Command { std: "docker" "inspect" "ce833233827a14e5a305fb4dce5ffe7690fd3adb8612106c2574b3f7d519b81d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ce833233827a14e5a305fb4dce5ffe7690fd3adb8612106c2574b3f7d519b81d", kill_on_drop: false }` [INFO] [stdout] ce833233827a14e5a305fb4dce5ffe7690fd3adb8612106c2574b3f7d519b81d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9709702ffe482009e262a0ebe35531b873891bb44d7babe3bd410450bfeba0e6 [INFO] running `Command { std: "docker" "start" "-a" "9709702ffe482009e262a0ebe35531b873891bb44d7babe3bd410450bfeba0e6", kill_on_drop: false }` [INFO] [stderr] Compiling tinygrad v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: struct `Dot` is never constructed [INFO] [stdout] --> src/lib.rs:231:8 [INFO] [stdout] | [INFO] [stdout] 231 | struct Dot; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Sum` is never constructed [INFO] [stdout] --> src/lib.rs:234:8 [INFO] [stdout] | [INFO] [stdout] 234 | struct Sum; [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:93:18 [INFO] [stdout] | [INFO] [stdout] 93 | fn get_value(&self) -> ArrayView1; [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 93 | fn get_value(&self) -> ArrayView1<'_, f64>; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:186:18 [INFO] [stdout] | [INFO] [stdout] 186 | fn get_value(&self) -> ArrayView1 { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 186 | fn get_value(&self) -> ArrayView1<'_, f64> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.35s [INFO] running `Command { std: "docker" "inspect" "9709702ffe482009e262a0ebe35531b873891bb44d7babe3bd410450bfeba0e6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9709702ffe482009e262a0ebe35531b873891bb44d7babe3bd410450bfeba0e6", kill_on_drop: false }` [INFO] [stdout] 9709702ffe482009e262a0ebe35531b873891bb44d7babe3bd410450bfeba0e6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 1049c3783847cf7740271f88cf8294af7b8c1ea06f155b01ee9b90b8d33cd6be [INFO] running `Command { std: "docker" "start" "-a" "1049c3783847cf7740271f88cf8294af7b8c1ea06f155b01ee9b90b8d33cd6be", kill_on_drop: false }` [INFO] [stderr] warning: struct `Dot` is never constructed [INFO] [stderr] --> src/lib.rs:231:8 [INFO] [stderr] | [INFO] [stderr] 231 | struct Dot; [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: struct `Sum` is never constructed [INFO] [stderr] --> src/lib.rs:234:8 [INFO] [stderr] | [INFO] [stderr] 234 | struct Sum; [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/lib.rs:93:18 [INFO] [stderr] | [INFO] [stderr] 93 | fn get_value(&self) -> ArrayView1; [INFO] [stderr] | ^^^^^ ^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stderr] | | [INFO] [stderr] | the lifetime is elided here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stderr] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 93 | fn get_value(&self) -> ArrayView1<'_, f64>; [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/lib.rs:186:18 [INFO] [stderr] | [INFO] [stderr] 186 | fn get_value(&self) -> ArrayView1 { [INFO] [stderr] | ^^^^^ ^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stderr] | | [INFO] [stderr] | the lifetime is elided here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 186 | fn get_value(&self) -> ArrayView1<'_, f64> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: `tinygrad` (lib test) generated 4 warnings (run `cargo fix --lib -p tinygrad --tests` to apply 2 suggestions) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/tinygrad-9841c799239731b2) [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" "1049c3783847cf7740271f88cf8294af7b8c1ea06f155b01ee9b90b8d33cd6be", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1049c3783847cf7740271f88cf8294af7b8c1ea06f155b01ee9b90b8d33cd6be", kill_on_drop: false }` [INFO] [stdout] 1049c3783847cf7740271f88cf8294af7b8c1ea06f155b01ee9b90b8d33cd6be