[INFO] cloning repository https://github.com/Aalanli/MonadicBackprop [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Aalanli/MonadicBackprop" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAalanli%2FMonadicBackprop", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAalanli%2FMonadicBackprop'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 3ecda06525a1ecea542d264242d2554ef6075c59 [INFO] checking Aalanli/MonadicBackprop/3ecda06525a1ecea542d264242d2554ef6075c59 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAalanli%2FMonadicBackprop" "/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/Aalanli/MonadicBackprop on toolchain 7014e13d5becc920d4bea3cd87942c8a13d359bf [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Aalanli/MonadicBackprop [INFO] finished tweaking git repo https://github.com/Aalanli/MonadicBackprop [INFO] tweaked toml for git repo https://github.com/Aalanli/MonadicBackprop written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/Aalanli/MonadicBackprop 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" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1864f25f679ac45d99c73460ee3dbd5d1c69110d0c491deb113fda5a3bd86850 [INFO] running `Command { std: "docker" "start" "-a" "1864f25f679ac45d99c73460ee3dbd5d1c69110d0c491deb113fda5a3bd86850", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1864f25f679ac45d99c73460ee3dbd5d1c69110d0c491deb113fda5a3bd86850", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1864f25f679ac45d99c73460ee3dbd5d1c69110d0c491deb113fda5a3bd86850", kill_on_drop: false }` [INFO] [stdout] 1864f25f679ac45d99c73460ee3dbd5d1c69110d0c491deb113fda5a3bd86850 [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 -Dtail_expr_drop_order" "-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 40f47b5ed0ab4a0da8b3674a23c58f9e2b785c04840b897f0a34840604a45b4e [INFO] running `Command { std: "docker" "start" "-a" "40f47b5ed0ab4a0da8b3674a23c58f9e2b785c04840b897f0a34840604a45b4e", kill_on_drop: false }` [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Compiling num-integer v0.1.45 [INFO] [stderr] Compiling num-bigint v0.4.3 [INFO] [stderr] Compiling num-iter v0.1.43 [INFO] [stderr] Compiling num-rational v0.4.1 [INFO] [stderr] Checking rawpointer v0.2.1 [INFO] [stderr] Checking either v1.8.1 [INFO] [stderr] Checking matrixmultiply v0.3.2 [INFO] [stderr] Checking itertools v0.10.5 [INFO] [stderr] Checking num-complex v0.4.3 [INFO] [stderr] Checking ndarray v0.15.6 [INFO] [stderr] Checking num v0.4.0 [INFO] [stderr] Checking MonadicBackprop v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::iter::Extend` [INFO] [stdout] --> src/main.rs:126:5 [INFO] [stdout] | [INFO] [stdout] 126 | use std::iter::Extend; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/main.rs:136:51 [INFO] [stdout] | [INFO] [stdout] 134 | impl<'a, D: Dimension + 'a, F: num::Float + 'a> Unroll<'a, (&'a mut [F], &'a [F])> for ArrayParam> { [INFO] [stdout] | -- lifetime `'a` declared here [INFO] [stdout] 135 | type Grad = &'a Array; [INFO] [stdout] 136 | fn unroll(&'a mut self, grad: Self::Grad) -> (&mut [F], &[F]) { [INFO] [stdout] | ^ this elided lifetime gets resolved as `'a` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(elided_named_lifetimes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/main.rs:136:61 [INFO] [stdout] | [INFO] [stdout] 134 | impl<'a, D: Dimension + 'a, F: num::Float + 'a> Unroll<'a, (&'a mut [F], &'a [F])> for ArrayParam> { [INFO] [stdout] | -- lifetime `'a` declared here [INFO] [stdout] 135 | type Grad = &'a Array; [INFO] [stdout] 136 | fn unroll(&'a mut self, grad: Self::Grad) -> (&mut [F], &[F]) { [INFO] [stdout] | ^ this elided lifetime gets resolved as `'a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::iter::Extend` [INFO] [stdout] --> src/main.rs:126:5 [INFO] [stdout] | [INFO] [stdout] 126 | use std::iter::Extend; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/main.rs:136:51 [INFO] [stdout] | [INFO] [stdout] 134 | impl<'a, D: Dimension + 'a, F: num::Float + 'a> Unroll<'a, (&'a mut [F], &'a [F])> for ArrayParam> { [INFO] [stdout] | -- lifetime `'a` declared here [INFO] [stdout] 135 | type Grad = &'a Array; [INFO] [stdout] 136 | fn unroll(&'a mut self, grad: Self::Grad) -> (&mut [F], &[F]) { [INFO] [stdout] | ^ this elided lifetime gets resolved as `'a` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(elided_named_lifetimes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/main.rs:136:61 [INFO] [stdout] | [INFO] [stdout] 134 | impl<'a, D: Dimension + 'a, F: num::Float + 'a> Unroll<'a, (&'a mut [F], &'a [F])> for ArrayParam> { [INFO] [stdout] | -- lifetime `'a` declared here [INFO] [stdout] 135 | type Grad = &'a Array; [INFO] [stdout] 136 | fn unroll(&'a mut self, grad: Self::Grad) -> (&mut [F], &[F]) { [INFO] [stdout] | ^ this elided lifetime gets resolved as `'a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s` [INFO] [stdout] --> src/main.rs:333:35 [INFO] [stdout] | [INFO] [stdout] 333 | fn store_weight(&mut self, s: StaticArrayId) { todo!() } [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s` [INFO] [stdout] --> src/main.rs:334:36 [INFO] [stdout] | [INFO] [stdout] 334 | fn store_grad(&mut self, s: Array) { todo!() } [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `id` [INFO] [stdout] --> src/main.rs:335:36 [INFO] [stdout] | [INFO] [stdout] 335 | fn get(&self, id: StaticArrayId) -> &Array { todo!() } [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_id` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `shape` [INFO] [stdout] --> src/main.rs:336:38 [INFO] [stdout] | [INFO] [stdout] 336 | fn alloc(&self, shape: ::Pattern) -> (StaticArrayId, &mut Array) { todo!() } [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_shape` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `shape` [INFO] [stdout] --> src/main.rs:337:43 [INFO] [stdout] | [INFO] [stdout] 337 | fn alloc_temp(&self, shape: ::Pattern) -> (StaticArrayId, &mut Array) { todo!() } [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_shape` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s` [INFO] [stdout] --> src/main.rs:339:36 [INFO] [stdout] | [INFO] [stdout] 339 | fn dyn_store_weight(&mut self, s: ArrayId) { todo!() } [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s` [INFO] [stdout] --> src/main.rs:340:37 [INFO] [stdout] | [INFO] [stdout] 340 | fn dyn_store_grad(&mut self, s: ArrayD) { todo!() } [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `id` [INFO] [stdout] --> src/main.rs:341:26 [INFO] [stdout] | [INFO] [stdout] 341 | fn dyn_get(&self, id: ArrayId) -> &ArrayD { todo!() } [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_id` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `shape` [INFO] [stdout] --> src/main.rs:342:28 [INFO] [stdout] | [INFO] [stdout] 342 | fn dyn_alloc(&self, shape: &[usize]) -> (ArrayId, &mut ArrayD) { todo!() } [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_shape` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `shape` [INFO] [stdout] --> src/main.rs:343:33 [INFO] [stdout] | [INFO] [stdout] 343 | fn dyn_alloc_temp(&self, shape: &[usize]) -> (ArrayId, &mut ArrayD) { todo!() } [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_shape` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 13 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s` [INFO] [stdout] --> src/main.rs:333:35 [INFO] [stdout] | [INFO] [stdout] 333 | fn store_weight(&mut self, s: StaticArrayId) { todo!() } [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s` [INFO] [stdout] --> src/main.rs:334:36 [INFO] [stdout] | [INFO] [stdout] 334 | fn store_grad(&mut self, s: Array) { todo!() } [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `id` [INFO] [stdout] --> src/main.rs:335:36 [INFO] [stdout] | [INFO] [stdout] 335 | fn get(&self, id: StaticArrayId) -> &Array { todo!() } [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_id` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `shape` [INFO] [stdout] --> src/main.rs:336:38 [INFO] [stdout] | [INFO] [stdout] 336 | fn alloc(&self, shape: ::Pattern) -> (StaticArrayId, &mut Array) { todo!() } [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_shape` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `shape` [INFO] [stdout] --> src/main.rs:337:43 [INFO] [stdout] | [INFO] [stdout] 337 | fn alloc_temp(&self, shape: ::Pattern) -> (StaticArrayId, &mut Array) { todo!() } [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_shape` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s` [INFO] [stdout] --> src/main.rs:339:36 [INFO] [stdout] | [INFO] [stdout] 339 | fn dyn_store_weight(&mut self, s: ArrayId) { todo!() } [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s` [INFO] [stdout] --> src/main.rs:340:37 [INFO] [stdout] | [INFO] [stdout] 340 | fn dyn_store_grad(&mut self, s: ArrayD) { todo!() } [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `id` [INFO] [stdout] --> src/main.rs:341:26 [INFO] [stdout] | [INFO] [stdout] 341 | fn dyn_get(&self, id: ArrayId) -> &ArrayD { todo!() } [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_id` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `shape` [INFO] [stdout] --> src/main.rs:342:28 [INFO] [stdout] | [INFO] [stdout] 342 | fn dyn_alloc(&self, shape: &[usize]) -> (ArrayId, &mut ArrayD) { todo!() } [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_shape` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `shape` [INFO] [stdout] --> src/main.rs:343:33 [INFO] [stdout] | [INFO] [stdout] 343 | fn dyn_alloc_temp(&self, shape: &[usize]) -> (ArrayId, &mut ArrayD) { todo!() } [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_shape` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 13 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.36s [INFO] running `Command { std: "docker" "inspect" "40f47b5ed0ab4a0da8b3674a23c58f9e2b785c04840b897f0a34840604a45b4e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "40f47b5ed0ab4a0da8b3674a23c58f9e2b785c04840b897f0a34840604a45b4e", kill_on_drop: false }` [INFO] [stdout] 40f47b5ed0ab4a0da8b3674a23c58f9e2b785c04840b897f0a34840604a45b4e