[INFO] fetching crate femto-gpt 0.2.0... [INFO] checking femto-gpt-0.2.0 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170 [INFO] extracting crate femto-gpt 0.2.0 into /workspace/builds/worker-4-tc2/source [INFO] started tweaking crates.io crate femto-gpt 0.2.0 [INFO] finished tweaking crates.io crate femto-gpt 0.2.0 [INFO] tweaked toml for crates.io crate femto-gpt 0.2.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate femto-gpt 0.2.0 on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate femto-gpt 0.2.0 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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4166d4c1ac712452eee10f36553f9b0ffbd2501c5ab4f1cdb80e2f2d1b069c4b [INFO] running `Command { std: "docker" "start" "-a" "4166d4c1ac712452eee10f36553f9b0ffbd2501c5ab4f1cdb80e2f2d1b069c4b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4166d4c1ac712452eee10f36553f9b0ffbd2501c5ab4f1cdb80e2f2d1b069c4b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4166d4c1ac712452eee10f36553f9b0ffbd2501c5ab4f1cdb80e2f2d1b069c4b", kill_on_drop: false }` [INFO] [stdout] 4166d4c1ac712452eee10f36553f9b0ffbd2501c5ab4f1cdb80e2f2d1b069c4b [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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e20736476b9917e2a70dc597287d19fd91a1bcc8efed98f3da500383fe62ca0d [INFO] running `Command { std: "docker" "start" "-a" "e20736476b9917e2a70dc597287d19fd91a1bcc8efed98f3da500383fe62ca0d", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.84 [INFO] [stderr] Compiling unicode-ident v1.0.12 [INFO] [stderr] Compiling libc v0.2.155 [INFO] [stderr] Compiling crossbeam-utils v0.8.20 [INFO] [stderr] Compiling libm v0.2.8 [INFO] [stderr] Compiling serde v1.0.203 [INFO] [stderr] Compiling rayon-core v1.12.1 [INFO] [stderr] Checking ppv-lite86 v0.2.17 [INFO] [stderr] Compiling thiserror v1.0.61 [INFO] [stderr] Checking either v1.12.0 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Checking crossbeam-epoch v0.9.18 [INFO] [stderr] Compiling quote v1.0.36 [INFO] [stderr] Checking crossbeam-deque v0.8.5 [INFO] [stderr] Checking getrandom v0.2.15 [INFO] [stderr] Compiling syn v2.0.66 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rayon v1.10.0 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking rand_distr v0.4.3 [INFO] [stderr] Compiling serde_derive v1.0.203 [INFO] [stderr] Compiling thiserror-impl v1.0.61 [INFO] [stderr] Checking bincode v1.3.3 [INFO] [stderr] Checking femto-gpt v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `helper::*` [INFO] [stdout] --> src/tensor/mod.rs:8:9 [INFO] [stdout] | [INFO] [stdout] 8 | pub use helper::*; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `helper::*` [INFO] [stdout] --> src/tensor/mod.rs:8:9 [INFO] [stdout] | [INFO] [stdout] 8 | pub use helper::*; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/tensor/mod.rs:130:16 [INFO] [stdout] | [INFO] [stdout] 130 | fn get_mut(&mut self, ind: usize) -> Result, TensorError> { [INFO] [stdout] | ^^^^^^^^^ ---------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 130 | fn get_mut(&mut self, ind: usize) -> Result, TensorError> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/tensor/mod.rs:155:19 [INFO] [stdout] | [INFO] [stdout] 155 | fn keep_right(&self, dims: usize) -> Result, TensorError> { [INFO] [stdout] | ^^^^^ ------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 155 | fn keep_right(&self, dims: usize) -> Result, TensorError> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/tensor/mod.rs:227:13 [INFO] [stdout] | [INFO] [stdout] 227 | fn view(&self) -> TensorView { [INFO] [stdout] | ^^^^^ ------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 227 | fn view(&self) -> TensorView<'_, V> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/tensor/mod.rs:235:12 [INFO] [stdout] | [INFO] [stdout] 235 | fn get(&self, ind: usize) -> Result, TensorError> { [INFO] [stdout] | ^^^^^ ------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 235 | fn get(&self, ind: usize) -> Result, TensorError> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/tensor/mod.rs:130:16 [INFO] [stdout] | [INFO] [stdout] 130 | fn get_mut(&mut self, ind: usize) -> Result, TensorError> { [INFO] [stdout] | ^^^^^^^^^ ---------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 130 | fn get_mut(&mut self, ind: usize) -> Result, TensorError> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/tensor/mod.rs:155:19 [INFO] [stdout] | [INFO] [stdout] 155 | fn keep_right(&self, dims: usize) -> Result, TensorError> { [INFO] [stdout] | ^^^^^ ------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 155 | fn keep_right(&self, dims: usize) -> Result, TensorError> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/tensor/mod.rs:227:13 [INFO] [stdout] | [INFO] [stdout] 227 | fn view(&self) -> TensorView { [INFO] [stdout] | ^^^^^ ------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 227 | fn view(&self) -> TensorView<'_, V> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/tensor/mod.rs:235:12 [INFO] [stdout] | [INFO] [stdout] 235 | fn get(&self, ind: usize) -> Result, TensorError> { [INFO] [stdout] | ^^^^^ ------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 235 | fn get(&self, ind: usize) -> Result, TensorError> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.08s [INFO] running `Command { std: "docker" "inspect" "e20736476b9917e2a70dc597287d19fd91a1bcc8efed98f3da500383fe62ca0d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e20736476b9917e2a70dc597287d19fd91a1bcc8efed98f3da500383fe62ca0d", kill_on_drop: false }` [INFO] [stdout] e20736476b9917e2a70dc597287d19fd91a1bcc8efed98f3da500383fe62ca0d