[INFO] fetching crate convolician 0.1.0... [INFO] building convolician-0.1.0 against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523 [INFO] extracting crate convolician 0.1.0 into /workspace/builds/worker-7-tc1/source [INFO] validating manifest of crates.io crate convolician 0.1.0 on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate convolician 0.1.0 [INFO] finished tweaking crates.io crate convolician 0.1.0 [INFO] tweaked toml for crates.io crate convolician 0.1.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate crates.io crate convolician 0.1.0 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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded rand v0.7.0 [INFO] [stderr] Downloaded num-complex v0.2.3 [INFO] [stderr] Downloaded autocfg v0.1.5 [INFO] [stderr] Downloaded rand_core v0.5.0 [INFO] [stderr] Downloaded ndarray-rand v0.9.0 [INFO] [stderr] Downloaded getrandom v0.1.8 [INFO] [stderr] Downloaded matrixmultiply v0.1.15 [INFO] [stderr] Downloaded ndarray v0.12.1 [INFO] [stderr] Downloaded libc v0.2.60 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c46ce8ade023567e5e69dc9ef02586bb5e1b955859e912b1334af666a57a0718 [INFO] running `Command { std: "docker" "start" "-a" "c46ce8ade023567e5e69dc9ef02586bb5e1b955859e912b1334af666a57a0718", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c46ce8ade023567e5e69dc9ef02586bb5e1b955859e912b1334af666a57a0718", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c46ce8ade023567e5e69dc9ef02586bb5e1b955859e912b1334af666a57a0718", kill_on_drop: false }` [INFO] [stdout] c46ce8ade023567e5e69dc9ef02586bb5e1b955859e912b1334af666a57a0718 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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 -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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4ee01509c9969cbfd56ae00f7dfc4b1c3cd17fbfe80661ae462ef58e8e63dced [INFO] running `Command { std: "docker" "start" "-a" "4ee01509c9969cbfd56ae00f7dfc4b1c3cd17fbfe80661ae462ef58e8e63dced", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v0.1.5 [INFO] [stderr] Compiling libc v0.2.60 [INFO] [stderr] Compiling rand_core v0.4.2 [INFO] [stderr] Compiling matrixmultiply v0.1.15 [INFO] [stderr] Compiling cfg-if v0.1.9 [INFO] [stderr] Compiling ndarray v0.12.1 [INFO] [stderr] Compiling either v1.5.2 [INFO] [stderr] Compiling lazy_static v1.3.0 [INFO] [stderr] Compiling bitflags v1.1.0 [INFO] [stderr] Compiling ppv-lite86 v0.2.5 [INFO] [stderr] Compiling rawpointer v0.1.0 [INFO] [stderr] Compiling unicode-width v0.1.5 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling vec_map v0.8.1 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling itertools v0.7.11 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling rand_jitter v0.1.4 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling num-traits v0.2.8 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling num-complex v0.2.3 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling c2-chacha v0.2.2 [INFO] [stderr] Compiling getrandom v0.1.8 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling atty v0.2.13 [INFO] [stderr] Compiling clap v2.33.0 [INFO] [stderr] Compiling rand_core v0.5.0 [INFO] [stderr] Compiling rand_chacha v0.2.1 [INFO] [stderr] Compiling rand v0.7.0 [INFO] [stderr] Compiling ndarray-rand v0.9.0 [INFO] [stderr] Compiling convolician v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `super::*` [INFO] [stdout] --> src/array_implementation/random_matrix.rs:14:9 [INFO] [stdout] | [INFO] [stdout] 14 | use super::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `centre` [INFO] [stdout] --> src/array_implementation/central_difference.rs:29:13 [INFO] [stdout] | [INFO] [stdout] 29 | let mut centre = d_x.slice_mut(s![.., 1..-1]); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_centre` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `before` [INFO] [stdout] --> src/array_implementation/central_difference.rs:30:9 [INFO] [stdout] | [INFO] [stdout] 30 | let before = &m.slice(s![.., ..-2]); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_before` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `after` [INFO] [stdout] --> src/array_implementation/central_difference.rs:31:9 [INFO] [stdout] | [INFO] [stdout] 31 | let after = &m.slice(s![.., 2.. ]); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_after` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/array_implementation/central_difference.rs:29:9 [INFO] [stdout] | [INFO] [stdout] 29 | let mut centre = d_x.slice_mut(s![.., 1..-1]); [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: `d_x` [INFO] [stdout] --> src/array_implementation/mod.rs:15:9 [INFO] [stdout] | [INFO] [stdout] 15 | let d_x = central_difference::central_difference_x(&m); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_d_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `central_difference_x_2` is never used [INFO] [stdout] --> src/array_implementation/central_difference.rs:19:8 [INFO] [stdout] | [INFO] [stdout] 19 | pub fn central_difference_x_2(m: &Array2) -> Array2 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.90s [INFO] running `Command { std: "docker" "inspect" "4ee01509c9969cbfd56ae00f7dfc4b1c3cd17fbfe80661ae462ef58e8e63dced", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4ee01509c9969cbfd56ae00f7dfc4b1c3cd17fbfe80661ae462ef58e8e63dced", kill_on_drop: false }` [INFO] [stdout] 4ee01509c9969cbfd56ae00f7dfc4b1c3cd17fbfe80661ae462ef58e8e63dced [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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 -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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 94b3382f848c697a8285640b6036a68872dd9d61b0ed30f7f535dc5d8fc55105 [INFO] running `Command { std: "docker" "start" "-a" "94b3382f848c697a8285640b6036a68872dd9d61b0ed30f7f535dc5d8fc55105", kill_on_drop: false }` [INFO] [stdout] warning: unused import: `super::*` [INFO] [stdout] --> src/array_implementation/random_matrix.rs:14:9 [INFO] [stdout] | [INFO] [stdout] 14 | use super::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `centre` [INFO] [stdout] --> src/array_implementation/central_difference.rs:29:13 [INFO] [stdout] | [INFO] [stdout] 29 | let mut centre = d_x.slice_mut(s![.., 1..-1]); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_centre` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `before` [INFO] [stdout] --> src/array_implementation/central_difference.rs:30:9 [INFO] [stdout] | [INFO] [stdout] 30 | let before = &m.slice(s![.., ..-2]); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_before` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `after` [INFO] [stdout] --> src/array_implementation/central_difference.rs:31:9 [INFO] [stdout] | [INFO] [stdout] 31 | let after = &m.slice(s![.., 2.. ]); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_after` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/array_implementation/central_difference.rs:29:9 [INFO] [stdout] | [INFO] [stdout] 29 | let mut centre = d_x.slice_mut(s![.., 1..-1]); [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: `d_x` [INFO] [stdout] --> src/array_implementation/mod.rs:15:9 [INFO] [stdout] | [INFO] [stdout] 15 | let d_x = central_difference::central_difference_x(&m); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_d_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling convolician v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: function `central_difference_x_2` is never used [INFO] [stdout] --> src/array_implementation/central_difference.rs:19:8 [INFO] [stdout] | [INFO] [stdout] 19 | pub fn central_difference_x_2(m: &Array2) -> Array2 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `centre` [INFO] [stdout] --> src/array_implementation/central_difference.rs:29:13 [INFO] [stdout] | [INFO] [stdout] 29 | let mut centre = d_x.slice_mut(s![.., 1..-1]); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_centre` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `before` [INFO] [stdout] --> src/array_implementation/central_difference.rs:30:9 [INFO] [stdout] | [INFO] [stdout] 30 | let before = &m.slice(s![.., ..-2]); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_before` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `after` [INFO] [stdout] --> src/array_implementation/central_difference.rs:31:9 [INFO] [stdout] | [INFO] [stdout] 31 | let after = &m.slice(s![.., 2.. ]); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_after` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/array_implementation/central_difference.rs:29:9 [INFO] [stdout] | [INFO] [stdout] 29 | let mut centre = d_x.slice_mut(s![.., 1..-1]); [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: `d_x` [INFO] [stdout] --> src/array_implementation/mod.rs:15:9 [INFO] [stdout] | [INFO] [stdout] 15 | let d_x = central_difference::central_difference_x(&m); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_d_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `central_difference_x_2` is never used [INFO] [stdout] --> src/array_implementation/central_difference.rs:19:8 [INFO] [stdout] | [INFO] [stdout] 19 | pub fn central_difference_x_2(m: &Array2) -> Array2 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `test_central_difference_x_negative_gradients` is never used [INFO] [stdout] --> src/array_implementation/central_difference.rs:83:8 [INFO] [stdout] | [INFO] [stdout] 83 | fn test_central_difference_x_negative_gradients() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `test_central_difference_x_one_column` is never used [INFO] [stdout] --> src/array_implementation/central_difference.rs:87:8 [INFO] [stdout] | [INFO] [stdout] 87 | fn test_central_difference_x_one_column() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `test_central_difference_x_zero_columns` is never used [INFO] [stdout] --> src/array_implementation/central_difference.rs:91:8 [INFO] [stdout] | [INFO] [stdout] 91 | fn test_central_difference_x_zero_columns() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.51s [INFO] running `Command { std: "docker" "inspect" "94b3382f848c697a8285640b6036a68872dd9d61b0ed30f7f535dc5d8fc55105", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "94b3382f848c697a8285640b6036a68872dd9d61b0ed30f7f535dc5d8fc55105", kill_on_drop: false }` [INFO] [stdout] 94b3382f848c697a8285640b6036a68872dd9d61b0ed30f7f535dc5d8fc55105