[INFO] fetching crate mathpack 0.1.8... [INFO] checking mathpack-0.1.8 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] extracting crate mathpack 0.1.8 into /workspace/builds/worker-7-tc1/source [INFO] validating manifest of crates.io crate mathpack 0.1.8 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate mathpack 0.1.8 [INFO] finished tweaking crates.io crate mathpack 0.1.8 [INFO] tweaked toml for crates.io crate mathpack 0.1.8 written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 56 packages [INFO] [stderr] Adding approx v0.3.2 (latest: v0.5.1) [INFO] [stderr] Adding autocfg v0.1.8 (latest: v1.2.0) [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding cloudabi v0.0.3 (latest: v0.1.0) [INFO] [stderr] Adding generic-array v0.12.4 (latest: v1.0.0) [INFO] [stderr] Adding gnuplot v0.0.31 (latest: v0.0.43) [INFO] [stderr] Adding itertools v0.8.2 (latest: v0.12.1) [INFO] [stderr] Adding matrixmultiply v0.2.4 (latest: v0.3.8) [INFO] [stderr] Adding nalgebra v0.18.1 (latest: v0.32.5) [INFO] [stderr] Adding num v0.2.1 (latest: v0.4.1) [INFO] [stderr] Adding num-bigint v0.2.6 (latest: v0.4.4) [INFO] [stderr] Adding num-complex v0.2.4 (latest: v0.4.5) [INFO] [stderr] Adding num-rational v0.2.4 (latest: v0.4.1) [INFO] [stderr] Adding rand v0.6.5 (latest: v0.8.5) [INFO] [stderr] Adding rand_chacha v0.1.1 (latest: v0.3.1) [INFO] [stderr] Adding rand_core v0.3.1 (latest: v0.6.4) [INFO] [stderr] Adding rand_core v0.4.2 (latest: v0.6.4) [INFO] [stderr] Adding rand_hc v0.1.0 (latest: v0.3.2) [INFO] [stderr] Adding rand_isaac v0.1.1 (latest: v0.3.0) [INFO] [stderr] Adding rand_jitter v0.1.4 (latest: v0.4.0) [INFO] [stderr] Adding rand_os v0.1.3 (latest: v0.2.2) [INFO] [stderr] Adding rand_pcg v0.1.2 (latest: v0.3.1) [INFO] [stderr] Adding rand_xorshift v0.1.1 (latest: v0.3.0) [INFO] [stderr] Adding rdrand v0.4.0 (latest: v0.8.3) [INFO] [stderr] Adding sqlite v0.25.3 (latest: v0.34.0) [INFO] [stderr] Adding sqlite3-src v0.2.12 (latest: v0.6.0) [INFO] [stderr] Adding sqlite3-sys v0.12.0 (latest: v0.16.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded text_io v0.1.12 [INFO] [stderr] Downloaded alga v0.9.3 [INFO] [stderr] Downloaded gnuplot v0.0.31 [INFO] [stderr] Downloaded nalgebra v0.18.1 [INFO] [stderr] Downloaded matrixmultiply v0.2.4 [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e9c7b5ddd283017e43c13c620032c43d852d2ad0df102075c3ec3c7e96a68167 [INFO] running `Command { std: "docker" "start" "-a" "e9c7b5ddd283017e43c13c620032c43d852d2ad0df102075c3ec3c7e96a68167", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e9c7b5ddd283017e43c13c620032c43d852d2ad0df102075c3ec3c7e96a68167", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e9c7b5ddd283017e43c13c620032c43d852d2ad0df102075c3ec3c7e96a68167", kill_on_drop: false }` [INFO] [stdout] e9c7b5ddd283017e43c13c620032c43d852d2ad0df102075c3ec3c7e96a68167 [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" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5751d9c8f8b3ec305e9f1767b6ab515ab52b095af37ac86e04fe01e356b21805 [INFO] running `Command { std: "docker" "start" "-a" "5751d9c8f8b3ec305e9f1767b6ab515ab52b095af37ac86e04fe01e356b21805", kill_on_drop: false }` [INFO] [stderr] Compiling libm v0.2.8 [INFO] [stderr] Compiling num-traits v0.2.18 [INFO] [stderr] Checking rand_core v0.4.2 [INFO] [stderr] Compiling num-bigint v0.2.6 [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Compiling crossbeam-utils v0.8.19 [INFO] [stderr] Compiling sqlite3-src v0.2.12 [INFO] [stderr] Compiling num-complex v0.2.4 [INFO] [stderr] Compiling typenum v1.17.0 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Compiling num-rational v0.2.4 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rayon-core v1.12.1 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Checking crossbeam-epoch v0.9.18 [INFO] [stderr] Checking rand_jitter v0.1.4 [INFO] [stderr] Checking rawpointer v0.2.1 [INFO] [stderr] Checking either v1.10.0 [INFO] [stderr] Compiling serde v1.0.197 [INFO] [stderr] Checking matrixmultiply v0.2.4 [INFO] [stderr] Checking text_io v0.1.12 [INFO] [stderr] Checking gnuplot v0.0.31 [INFO] [stderr] Checking crossbeam-deque v0.8.5 [INFO] [stderr] Checking itertools v0.8.2 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking sqlite3-sys v0.12.0 [INFO] [stderr] Checking sqlite v0.25.3 [INFO] [stderr] Checking generic-array v0.12.4 [INFO] [stderr] Checking rayon v1.10.0 [INFO] [stderr] Checking num-integer v0.1.46 [INFO] [stderr] Checking approx v0.3.2 [INFO] [stderr] Checking num-iter v0.1.44 [INFO] [stderr] Checking alga v0.9.3 [INFO] [stderr] Checking num v0.2.1 [INFO] [stderr] Checking nalgebra v0.18.1 [INFO] [stderr] Checking mathpack v0.1.8 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/fitting/mod.rs:10:9 [INFO] [stdout] | [INFO] [stdout] 10 | &'a Fn(&dyn Fn(&[f64], &[f64]) -> f64, &[f64], &[Vec], &[f64], &[f64]) -> f64; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 10 | &'a dyn Fn(&dyn Fn(&[f64], &[f64]) -> f64, &[f64], &[Vec], &[f64], &[f64]) -> f64; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/fitting/mod.rs:10:9 [INFO] [stdout] | [INFO] [stdout] 10 | &'a Fn(&dyn Fn(&[f64], &[f64]) -> f64, &[f64], &[Vec], &[f64], &[f64]) -> f64; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 10 | &'a dyn Fn(&dyn Fn(&[f64], &[f64]) -> f64, &[f64], &[Vec], &[f64], &[f64]) -> f64; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `rows` and `cols` are never read [INFO] [stdout] --> src/linalg/matrix.rs:8:13 [INFO] [stdout] | [INFO] [stdout] 8 | rows: usize, [INFO] [stdout] | ^^^^ [INFO] [stdout] 9 | cols: usize, [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 93 | new_matrix!(Matrix3x900, 100, 500); [INFO] [stdout] | ---------------------------------- [INFO] [stdout] | | | [INFO] [stdout] | | fields in this struct [INFO] [stdout] | in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: `Matrix3x900` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] = note: this warning originates in the macro `new_matrix` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [optimized + debuginfo] target(s) in 21.11s [INFO] running `Command { std: "docker" "inspect" "5751d9c8f8b3ec305e9f1767b6ab515ab52b095af37ac86e04fe01e356b21805", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5751d9c8f8b3ec305e9f1767b6ab515ab52b095af37ac86e04fe01e356b21805", kill_on_drop: false }` [INFO] [stdout] 5751d9c8f8b3ec305e9f1767b6ab515ab52b095af37ac86e04fe01e356b21805 [INFO] checking mathpack-0.1.8 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] extracting crate mathpack 0.1.8 into /workspace/builds/worker-7-tc2/source [INFO] validating manifest of crates.io crate mathpack 0.1.8 on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate mathpack 0.1.8 [INFO] finished tweaking crates.io crate mathpack 0.1.8 [INFO] tweaked toml for crates.io crate mathpack 0.1.8 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8139a150cc4ae0b683857056c7bf5b173ef4e7ec80e5811fa0a38f7260094b7b [INFO] running `Command { std: "docker" "start" "-a" "8139a150cc4ae0b683857056c7bf5b173ef4e7ec80e5811fa0a38f7260094b7b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8139a150cc4ae0b683857056c7bf5b173ef4e7ec80e5811fa0a38f7260094b7b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8139a150cc4ae0b683857056c7bf5b173ef4e7ec80e5811fa0a38f7260094b7b", kill_on_drop: false }` [INFO] [stdout] 8139a150cc4ae0b683857056c7bf5b173ef4e7ec80e5811fa0a38f7260094b7b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9b8d189f1629416548e26f8473eb3cb51cbb04bb72d20a002d6667893fbad0af [INFO] running `Command { std: "docker" "start" "-a" "9b8d189f1629416548e26f8473eb3cb51cbb04bb72d20a002d6667893fbad0af", kill_on_drop: false }` [INFO] [stderr] Compiling libm v0.2.8 [INFO] [stderr] Compiling num-traits v0.2.18 [INFO] [stderr] Checking rand_core v0.4.2 [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Compiling num-bigint v0.2.6 [INFO] [stderr] Compiling crossbeam-utils v0.8.19 [INFO] [stderr] Compiling num-complex v0.2.4 [INFO] [stderr] Compiling sqlite3-src v0.2.12 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Compiling typenum v1.17.0 [INFO] [stderr] Compiling num-rational v0.2.4 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rayon-core v1.12.1 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Checking crossbeam-epoch v0.9.18 [INFO] [stderr] Checking rand_jitter v0.1.4 [INFO] [stderr] Checking rawpointer v0.2.1 [INFO] [stderr] Checking either v1.10.0 [INFO] [stderr] Compiling serde v1.0.197 [INFO] [stderr] Checking matrixmultiply v0.2.4 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking sqlite3-sys v0.12.0 [INFO] [stderr] Checking crossbeam-deque v0.8.5 [INFO] [stderr] Checking generic-array v0.12.4 [INFO] [stderr] Checking sqlite v0.25.3 [INFO] [stderr] Checking gnuplot v0.0.31 [INFO] [stderr] Checking itertools v0.8.2 [INFO] [stderr] Checking text_io v0.1.12 [INFO] [stderr] Checking rayon v1.10.0 [INFO] [stderr] Checking num-integer v0.1.46 [INFO] [stderr] Checking approx v0.3.2 [INFO] [stderr] Checking num-iter v0.1.44 [INFO] [stderr] Checking alga v0.9.3 [INFO] [stderr] Checking nalgebra v0.18.1 [INFO] [stderr] Checking num v0.2.1 [INFO] [stderr] Checking mathpack v0.1.8 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/fitting/mod.rs:10:9 [INFO] [stdout] | [INFO] [stdout] 10 | &'a Fn(&dyn Fn(&[f64], &[f64]) -> f64, &[f64], &[Vec], &[f64], &[f64]) -> f64; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 10 | &'a dyn Fn(&dyn Fn(&[f64], &[f64]) -> f64, &[f64], &[Vec], &[f64], &[f64]) -> f64; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/fitting/mod.rs:10:9 [INFO] [stdout] | [INFO] [stdout] 10 | &'a Fn(&dyn Fn(&[f64], &[f64]) -> f64, &[f64], &[Vec], &[f64], &[f64]) -> f64; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 10 | &'a dyn Fn(&dyn Fn(&[f64], &[f64]) -> f64, &[f64], &[Vec], &[f64], &[f64]) -> f64; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `rows` and `cols` are never read [INFO] [stdout] --> src/linalg/matrix.rs:8:13 [INFO] [stdout] | [INFO] [stdout] 8 | rows: usize, [INFO] [stdout] | ^^^^ [INFO] [stdout] 9 | cols: usize, [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 93 | new_matrix!(Matrix3x900, 100, 500); [INFO] [stdout] | ---------------------------------- [INFO] [stdout] | | | [INFO] [stdout] | | fields in this struct [INFO] [stdout] | in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: `Matrix3x900` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] = note: this warning originates in the macro `new_matrix` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [optimized + debuginfo] target(s) in 21.77s [INFO] running `Command { std: "docker" "inspect" "9b8d189f1629416548e26f8473eb3cb51cbb04bb72d20a002d6667893fbad0af", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9b8d189f1629416548e26f8473eb3cb51cbb04bb72d20a002d6667893fbad0af", kill_on_drop: false }` [INFO] [stdout] 9b8d189f1629416548e26f8473eb3cb51cbb04bb72d20a002d6667893fbad0af