[INFO] fetching crate xapphire 0.1.0... [INFO] checking xapphire-0.1.0 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604 [INFO] extracting crate xapphire 0.1.0 into /workspace/builds/worker-2-tc1/source [INFO] validating manifest of crates.io crate xapphire 0.1.0 on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate xapphire 0.1.0 [INFO] finished tweaking crates.io crate xapphire 0.1.0 [INFO] tweaked toml for crates.io crate xapphire 0.1.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 13 packages to latest compatible versions [INFO] [stderr] Adding matrixmultiply v0.2.4 (latest: v0.3.9) [INFO] [stderr] Adding ndarray v0.13.1 (latest: v0.16.1) [INFO] [stderr] Adding num v0.3.1 (latest: v0.4.3) [INFO] [stderr] Adding num-bigint v0.3.3 (latest: v0.4.6) [INFO] [stderr] Adding num-complex v0.2.4 (latest: v0.4.6) [INFO] [stderr] Adding num-complex v0.3.1 (latest: v0.4.6) [INFO] [stderr] Adding num-rational v0.3.2 (latest: v0.4.2) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ca3efc178b140a2801457e3fa91c17ab48e4a3ea87b32e9d931ce980a6179b99 [INFO] running `Command { std: "docker" "start" "-a" "ca3efc178b140a2801457e3fa91c17ab48e4a3ea87b32e9d931ce980a6179b99", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ca3efc178b140a2801457e3fa91c17ab48e4a3ea87b32e9d931ce980a6179b99", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ca3efc178b140a2801457e3fa91c17ab48e4a3ea87b32e9d931ce980a6179b99", kill_on_drop: false }` [INFO] [stdout] ca3efc178b140a2801457e3fa91c17ab48e4a3ea87b32e9d931ce980a6179b99 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 31c9c912c53a3afa5605ff289d9d2f937928966ef75b92cf5dbc189d731053d6 [INFO] running `Command { std: "docker" "start" "-a" "31c9c912c53a3afa5605ff289d9d2f937928966ef75b92cf5dbc189d731053d6", kill_on_drop: false }` [INFO] [stderr] Compiling num-bigint v0.3.3 [INFO] [stderr] Compiling num-complex v0.2.4 [INFO] [stderr] Compiling num-rational v0.3.2 [INFO] [stderr] Compiling ndarray v0.13.1 [INFO] [stderr] Checking rawpointer v0.2.1 [INFO] [stderr] Checking num-iter v0.1.45 [INFO] [stderr] Checking num-complex v0.3.1 [INFO] [stderr] Checking matrixmultiply v0.2.4 [INFO] [stderr] Checking num v0.3.1 [INFO] [stderr] Checking xapphire v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `num::Float` [INFO] [stdout] --> src/cg.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use num::Float; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `num::Float` [INFO] [stdout] --> src/cg.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use num::Float; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `num::Float` [INFO] [stdout] --> src/ssor.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use num::Float; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `num::Float` [INFO] [stdout] --> src/gs.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use num::Float; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `num::Float` [INFO] [stdout] --> src/jacobi.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use num::Float; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `alpha` is never read [INFO] [stdout] --> src/cg.rs:28:13 [INFO] [stdout] | [INFO] [stdout] 28 | let mut alpha = 0.; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `alpha` is never read [INFO] [stdout] --> src/cg.rs:105:13 [INFO] [stdout] | [INFO] [stdout] 105 | let mut alpha = 0.; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `det` is never used [INFO] [stdout] --> src/lu.rs:27:8 [INFO] [stdout] | [INFO] [stdout] 27 | pub fn det(a: &mut Array, count_permute: usize) -> Option { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `permute` is never used [INFO] [stdout] --> src/lu.rs:134:4 [INFO] [stdout] | [INFO] [stdout] 134 | fn permute(a: &mut Array, p: &mut [usize]) { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `num::Float` [INFO] [stdout] --> src/util.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use num::Float; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `num::Float` [INFO] [stdout] --> src/ssor.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use num::Float; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `num::Float` [INFO] [stdout] --> src/gs.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use num::Float; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `num::Float` [INFO] [stdout] --> src/jacobi.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use num::Float; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `alpha` is never read [INFO] [stdout] --> src/cg.rs:28:13 [INFO] [stdout] | [INFO] [stdout] 28 | let mut alpha = 0.; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `orig` [INFO] [stdout] --> src/cg.rs:56:9 [INFO] [stdout] | [INFO] [stdout] 56 | let orig = a.clone(); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_orig` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/cg.rs:54:9 [INFO] [stdout] | [INFO] [stdout] 54 | let mut a = arr2(&[[4., 1.], [1., 3.]]); [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `orig` [INFO] [stdout] --> src/cg.rs:71:9 [INFO] [stdout] | [INFO] [stdout] 71 | let orig = a.clone(); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_orig` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/cg.rs:69:9 [INFO] [stdout] | [INFO] [stdout] 69 | let mut a = arr2(&[[5., 3., 1.], [3., 4., 2.], [1., 2., 3.]]); [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `alpha` is never read [INFO] [stdout] --> src/cg.rs:105:13 [INFO] [stdout] | [INFO] [stdout] 105 | let mut alpha = 0.; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `orig` [INFO] [stdout] --> src/cg.rs:135:9 [INFO] [stdout] | [INFO] [stdout] 135 | let orig = a.clone(); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_orig` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/cg.rs:133:9 [INFO] [stdout] | [INFO] [stdout] 133 | let mut a = arr2(&[[5., 3., 1.], [3., 4., 2.], [1., 2., 3.]]); [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/cg.rs:141:9 [INFO] [stdout] | [INFO] [stdout] 141 | let mut precond = arr2(&[[5., 0., 0.], [0., 4., 0.], [0., 0., 5.]]); [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `arr2_eq_tol` is never used [INFO] [stdout] --> src/util.rs:39:8 [INFO] [stdout] | [INFO] [stdout] 39 | pub fn arr2_eq_tol(a: &Array, b: &Array, tol: f64) -> bool { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `det` is never used [INFO] [stdout] --> src/lu.rs:27:8 [INFO] [stdout] | [INFO] [stdout] 27 | pub fn det(a: &mut Array, count_permute: usize) -> Option { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 16 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.93s [INFO] running `Command { std: "docker" "inspect" "31c9c912c53a3afa5605ff289d9d2f937928966ef75b92cf5dbc189d731053d6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "31c9c912c53a3afa5605ff289d9d2f937928966ef75b92cf5dbc189d731053d6", kill_on_drop: false }` [INFO] [stdout] 31c9c912c53a3afa5605ff289d9d2f937928966ef75b92cf5dbc189d731053d6