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Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "5f5ad2af0674f34b28e3d1e50530950d7f235d8dd36e2820c7a6d5c266ade530", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5f5ad2af0674f34b28e3d1e50530950d7f235d8dd36e2820c7a6d5c266ade530", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5f5ad2af0674f34b28e3d1e50530950d7f235d8dd36e2820c7a6d5c266ade530", kill_on_drop: false }` [INFO] [stdout] 5f5ad2af0674f34b28e3d1e50530950d7f235d8dd36e2820c7a6d5c266ade530 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7d27ed0ab1515086b66528ee0580317a4ef556cbe04d14fb869d0493eeb74dbd [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. 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[INFO] running `Command { std: "docker" "start" "-a" "7d27ed0ab1515086b66528ee0580317a4ef556cbe04d14fb869d0493eeb74dbd", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling libc v0.2.67 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling pkg-config v0.3.17 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling syn v1.0.16 [INFO] [stderr] Compiling arrayvec v0.4.12 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling serde v1.0.104 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Checking adler32 v1.0.4 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling crc32fast v1.2.0 [INFO] [stderr] Compiling ryu v1.0.2 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Checking either v1.5.3 [INFO] [stderr] Compiling rayon-core v1.7.0 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Compiling palette v0.5.0 [INFO] [stderr] Checking itoa v0.4.5 [INFO] [stderr] Checking lzw v0.10.0 [INFO] [stderr] Checking color_quant v1.0.1 [INFO] [stderr] Checking unicode-width v0.1.7 [INFO] [stderr] Checking regex-syntax v0.6.16 [INFO] [stderr] Checking oorandom v11.1.0 [INFO] [stderr] Compiling cmake v0.1.42 [INFO] [stderr] Checking c2-chacha v0.2.3 [INFO] [stderr] Checking inflate v0.4.5 [INFO] [stderr] Checking itertools v0.8.2 [INFO] [stderr] Checking walkdir v2.3.1 [INFO] [stderr] Checking log v0.4.8 [INFO] [stderr] Compiling memoffset v0.5.3 [INFO] [stderr] Compiling cast v0.2.3 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking gif v0.10.3 [INFO] [stderr] Compiling num-traits v0.2.11 [INFO] [stderr] Compiling num-integer v0.1.42 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling num-iter v0.1.40 [INFO] [stderr] Compiling num-rational v0.2.3 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking csv-core v0.1.10 [INFO] [stderr] Compiling servo-freetype-sys v4.0.5 [INFO] [stderr] Compiling expat-sys v2.1.6 [INFO] [stderr] Compiling servo-fontconfig-sys v4.0.9 [INFO] [stderr] Checking deflate v0.7.20 [INFO] [stderr] Checking jpeg-decoder v0.1.18 [INFO] [stderr] Checking stb_truetype v0.3.1 [INFO] [stderr] Checking regex-automata v0.1.8 [INFO] [stderr] Checking num_cpus v1.12.0 [INFO] [stderr] Checking time v0.1.42 [INFO] [stderr] Checking dirs v1.0.5 [INFO] [stderr] Checking memmap v0.7.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking regex v1.3.4 [INFO] [stderr] Checking criterion-plot v0.4.1 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking png v0.15.3 [INFO] [stderr] Checking freetype v0.4.1 [INFO] [stderr] Checking rand_chacha v0.2.1 [INFO] [stderr] Checking rand_xorshift v0.2.0 [INFO] [stderr] Checking crossbeam-queue v0.2.1 [INFO] [stderr] Checking servo-fontconfig v0.4.0 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking crossbeam-deque v0.7.3 [INFO] [stderr] Checking euclid v0.20.7 [INFO] [stderr] Checking approx v0.3.2 [INFO] [stderr] Checking ordered-float v1.0.2 [INFO] [stderr] Checking rusttype v0.8.2 [INFO] [stderr] Checking rand_distr v0.2.2 [INFO] [stderr] Checking chrono v0.4.10 [INFO] [stderr] Checking rayon v1.3.0 [INFO] [stderr] Checking lyon_geom v0.14.1 [INFO] [stderr] Checking image v0.22.5 [INFO] [stderr] Checking serde_json v1.0.48 [INFO] [stderr] Checking bstr v0.2.11 [INFO] [stderr] Checking lyon_path v0.14.0 [INFO] [stderr] Checking font-kit v0.4.0 [INFO] [stderr] Checking csv v1.1.3 [INFO] [stderr] Checking tinytemplate v1.0.3 [INFO] [stderr] Compiling palette_derive v0.5.0 [INFO] [stderr] Compiling serde_derive v1.0.104 [INFO] [stderr] Checking plotters v0.2.12 [INFO] [stderr] Checking criterion v0.3.1 [INFO] [stderr] Checking plotters-example v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `rand::SeedableRng` [INFO] [stdout] --> src/lib.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use rand::SeedableRng; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Distribution`, `Normal` [INFO] [stdout] --> src/lib.rs:5:18 [INFO] [stdout] | [INFO] [stdout] 5 | use rand_distr::{Distribution, Normal}; [INFO] [stdout] | ^^^^^^^^^^^^ ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rand_xorshift::XorShiftRng` [INFO] [stdout] --> src/lib.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use rand_xorshift::XorShiftRng; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `itertools::Itertools` [INFO] [stdout] --> src/lib.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use itertools::Itertools; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `num_traits::sign::Signed` [INFO] [stdout] --> src/lib.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use num_traits::sign::Signed; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> src/lib.rs:134:44 [INFO] [stdout] | [INFO] [stdout] 134 | ErrorBar::new_vertical(*x, (*y-*y_err), *y, (*y+*y_err), BLUE.filled(), 10) [INFO] [stdout] | ^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> src/lib.rs:134:61 [INFO] [stdout] | [INFO] [stdout] 134 | ErrorBar::new_vertical(*x, (*y-*y_err), *y, (*y+*y_err), BLUE.filled(), 10) [INFO] [stdout] | ^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rand::SeedableRng` [INFO] [stdout] --> src/lib.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use rand::SeedableRng; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Distribution`, `Normal` [INFO] [stdout] --> src/lib.rs:5:18 [INFO] [stdout] | [INFO] [stdout] 5 | use rand_distr::{Distribution, Normal}; [INFO] [stdout] | ^^^^^^^^^^^^ ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rand_xorshift::XorShiftRng` [INFO] [stdout] --> src/lib.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use rand_xorshift::XorShiftRng; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `itertools::Itertools` [INFO] [stdout] --> src/lib.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use itertools::Itertools; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `num_traits::sign::Signed` [INFO] [stdout] --> src/lib.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use num_traits::sign::Signed; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> src/lib.rs:134:44 [INFO] [stdout] | [INFO] [stdout] 134 | ErrorBar::new_vertical(*x, (*y-*y_err), *y, (*y+*y_err), BLUE.filled(), 10) [INFO] [stdout] | ^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> src/lib.rs:134:61 [INFO] [stdout] | [INFO] [stdout] 134 | ErrorBar::new_vertical(*x, (*y-*y_err), *y, (*y+*y_err), BLUE.filled(), 10) [INFO] [stdout] | ^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rand::SeedableRng` [INFO] [stdout] --> src/lib.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use rand::SeedableRng; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Distribution`, `Normal` [INFO] [stdout] --> src/lib.rs:5:18 [INFO] [stdout] | [INFO] [stdout] 5 | use rand_distr::{Distribution, Normal}; [INFO] [stdout] | ^^^^^^^^^^^^ ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rand_xorshift::XorShiftRng` [INFO] [stdout] --> src/lib.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use rand_xorshift::XorShiftRng; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `itertools::Itertools` [INFO] [stdout] --> src/lib.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use itertools::Itertools; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `num_traits::sign::Signed` [INFO] [stdout] --> src/lib.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use num_traits::sign::Signed; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> src/lib.rs:134:44 [INFO] [stdout] | [INFO] [stdout] 134 | ErrorBar::new_vertical(*x, (*y-*y_err), *y, (*y+*y_err), BLUE.filled(), 10) [INFO] [stdout] | ^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> src/lib.rs:134:61 [INFO] [stdout] | [INFO] [stdout] 134 | ErrorBar::new_vertical(*x, (*y-*y_err), *y, (*y+*y_err), BLUE.filled(), 10) [INFO] [stdout] | ^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `plotters::prelude::*` [INFO] [stdout] --> src/main.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use plotters::prelude::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rand::SeedableRng` [INFO] [stdout] --> src/main.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | use rand::SeedableRng; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Distribution`, `Normal` [INFO] [stdout] --> src/main.rs:13:18 [INFO] [stdout] | [INFO] [stdout] 13 | use rand_distr::{Distribution, Normal}; [INFO] [stdout] | ^^^^^^^^^^^^ ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rand_xorshift::XorShiftRng` [INFO] [stdout] --> src/main.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | use rand_xorshift::XorShiftRng; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `itertools::Itertools` [INFO] [stdout] --> src/main.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | use itertools::Itertools; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `num_traits::sign::Signed` [INFO] [stdout] --> src/main.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 18 | use num_traits::sign::Signed; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rand::SeedableRng` [INFO] [stdout] --> src/lib.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use rand::SeedableRng; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Distribution`, `Normal` [INFO] [stdout] --> src/lib.rs:5:18 [INFO] [stdout] | [INFO] [stdout] 5 | use rand_distr::{Distribution, Normal}; [INFO] [stdout] | ^^^^^^^^^^^^ ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rand_xorshift::XorShiftRng` [INFO] [stdout] --> src/lib.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use rand_xorshift::XorShiftRng; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `itertools::Itertools` [INFO] [stdout] --> src/lib.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use itertools::Itertools; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `num_traits::sign::Signed` [INFO] [stdout] --> src/lib.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use num_traits::sign::Signed; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> src/lib.rs:134:44 [INFO] [stdout] | [INFO] [stdout] 134 | ErrorBar::new_vertical(*x, (*y-*y_err), *y, (*y+*y_err), BLUE.filled(), 10) [INFO] [stdout] | ^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> src/lib.rs:134:61 [INFO] [stdout] | [INFO] [stdout] 134 | ErrorBar::new_vertical(*x, (*y-*y_err), *y, (*y+*y_err), BLUE.filled(), 10) [INFO] [stdout] | ^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `plotters::prelude::*` [INFO] [stdout] --> src/main.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use plotters::prelude::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rand::SeedableRng` [INFO] [stdout] --> src/main.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | use rand::SeedableRng; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Distribution`, `Normal` [INFO] [stdout] --> src/main.rs:13:18 [INFO] [stdout] | [INFO] [stdout] 13 | use rand_distr::{Distribution, Normal}; [INFO] [stdout] | ^^^^^^^^^^^^ ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rand_xorshift::XorShiftRng` [INFO] [stdout] --> src/main.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | use rand_xorshift::XorShiftRng; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `itertools::Itertools` [INFO] [stdout] --> src/main.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | use itertools::Itertools; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `num_traits::sign::Signed` [INFO] [stdout] --> src/main.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 18 | use num_traits::sign::Signed; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `range` [INFO] [stdout] --> src/lib.rs:183:8 [INFO] [stdout] | [INFO] [stdout] 183 | pub fn range(min_val: f64, max_val: f64, n: usize) -> Vec { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:47:5 [INFO] [stdout] | [INFO] [stdout] 47 | scatter(&data); [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:48:5 [INFO] [stdout] | [INFO] [stdout] 48 | plot(&data); [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:50:5 [INFO] [stdout] | [INFO] [stdout] 50 | scatter_error(&data_err); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:51:5 [INFO] [stdout] | [INFO] [stdout] 51 | scatter_error2(&data_err2); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:52:5 [INFO] [stdout] | [INFO] [stdout] 52 | scatter_error3(&data_err3); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:58:5 [INFO] [stdout] | [INFO] [stdout] 58 | draw_function(&square, (-1.5,3.2), (0.0,12.0)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 20 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `range` [INFO] [stdout] --> src/lib.rs:183:8 [INFO] [stdout] | [INFO] [stdout] 183 | pub fn range(min_val: f64, max_val: f64, n: usize) -> Vec { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:47:5 [INFO] [stdout] | [INFO] [stdout] 47 | scatter(&data); [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:48:5 [INFO] [stdout] | [INFO] [stdout] 48 | plot(&data); [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:50:5 [INFO] [stdout] | [INFO] [stdout] 50 | scatter_error(&data_err); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:51:5 [INFO] [stdout] | [INFO] [stdout] 51 | scatter_error2(&data_err2); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:52:5 [INFO] [stdout] | [INFO] [stdout] 52 | scatter_error3(&data_err3); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:58:5 [INFO] [stdout] | [INFO] [stdout] 58 | draw_function(&square, (-1.5,3.2), (0.0,12.0)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 20 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 52.75s [INFO] running `Command { std: "docker" "inspect" "7d27ed0ab1515086b66528ee0580317a4ef556cbe04d14fb869d0493eeb74dbd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7d27ed0ab1515086b66528ee0580317a4ef556cbe04d14fb869d0493eeb74dbd", kill_on_drop: false }` [INFO] [stdout] 7d27ed0ab1515086b66528ee0580317a4ef556cbe04d14fb869d0493eeb74dbd