[INFO] cloning repository https://github.com/tamamu/rsplot
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tamamu/rsplot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftamamu%2Frsplot", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftamamu%2Frsplot'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ac1d648bcb6c19af04a2de26f3d73087cc85994d
[INFO] testing tamamu/rsplot against beta-2021-01-01 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftamamu%2Frsplot" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tamamu/rsplot on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tamamu/rsplot
[INFO] finished tweaking git repo https://github.com/tamamu/rsplot
[INFO] tweaked toml for git repo https://github.com/tamamu/rsplot written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/tamamu/rsplot already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded png v0.13.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] eb7a33bc1b72d38fdd23891223aa32a21e7aed01fbf8f140fb6c605bdfa7808f
[INFO] running `Command { std: "docker" "start" "-a" "eb7a33bc1b72d38fdd23891223aa32a21e7aed01fbf8f140fb6c605bdfa7808f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eb7a33bc1b72d38fdd23891223aa32a21e7aed01fbf8f140fb6c605bdfa7808f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb7a33bc1b72d38fdd23891223aa32a21e7aed01fbf8f140fb6c605bdfa7808f", kill_on_drop: false }`
[INFO] [stdout] eb7a33bc1b72d38fdd23891223aa32a21e7aed01fbf8f140fb6c605bdfa7808f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c3154aee55d8df67ccdac9d3d553bccd5654312c09b6f6dbc21f973ce13b542c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c3154aee55d8df67ccdac9d3d553bccd5654312c09b6f6dbc21f973ce13b542c", kill_on_drop: false }`
[INFO] [stderr]    Compiling pkg-config v0.3.14
[INFO] [stderr]    Compiling libc v0.2.45
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling bitflags v1.0.4
[INFO] [stderr]    Compiling adler32 v1.0.3
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]    Compiling lazy_static v1.2.0
[INFO] [stderr]    Compiling cairo-rs v0.5.0
[INFO] [stderr]    Compiling byteorder v1.2.7
[INFO] [stderr]    Compiling inflate v0.4.4
[INFO] [stderr]    Compiling deflate v0.7.19
[INFO] [stderr]    Compiling glib-sys v0.7.0
[INFO] [stderr]    Compiling gobject-sys v0.7.0
[INFO] [stderr]    Compiling cairo-sys-rs v0.7.0
[INFO] [stderr]    Compiling glib v0.6.1
[INFO] [stderr]    Compiling png v0.13.2
[INFO] [stderr]    Compiling rsplot v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::f64::consts::PI`
[INFO] [stdout]  --> src/unit.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::f64::consts::PI;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cmp`
[INFO] [stdout]  --> src/unit.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::cmp;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Format`, `ImageSurface`
[INFO] [stdout]  --> src/unit.rs:6:13
[INFO] [stdout]   |
[INFO] [stdout] 6 | use cairo::{ImageSurface, Format, Context};
[INFO] [stdout]   |             ^^^^^^^^^^^^  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/unit.rs:219:12
[INFO] [stdout]     |
[INFO] [stdout] 219 |         if (count >= 2) {
[INFO] [stdout]     |            ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/unit.rs:167:20
[INFO] [stdout]     |
[INFO] [stdout] 167 |     fn draw(&self, ctx: &Context, width: f64, height: f64) {
[INFO] [stdout]     |                    ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `width`
[INFO] [stdout]    --> src/unit.rs:167:35
[INFO] [stdout]     |
[INFO] [stdout] 167 |     fn draw(&self, ctx: &Context, width: f64, height: f64) {
[INFO] [stdout]     |                                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_width`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `height`
[INFO] [stdout]    --> src/unit.rs:167:47
[INFO] [stdout]     |
[INFO] [stdout] 167 |     fn draw(&self, ctx: &Context, width: f64, height: f64) {
[INFO] [stdout]     |                                               ^^^^^^ help: if this is intentional, prefix it with an underscore: `_height`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `unit_x`
[INFO] [stdout]    --> src/unit.rs:147:36
[INFO] [stdout]     |
[INFO] [stdout] 147 |     pub fn new(data: Vec<Point2D>, unit_x: PlotUnit, unit_y: PlotUnit) -> Self {
[INFO] [stdout]     |                                    ^^^^^^ help: if this is intentional, prefix it with an underscore: `_unit_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `unit_y`
[INFO] [stdout]    --> src/unit.rs:147:54
[INFO] [stdout]     |
[INFO] [stdout] 147 |     pub fn new(data: Vec<Point2D>, unit_x: PlotUnit, unit_y: PlotUnit) -> Self {
[INFO] [stdout]     |                                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_unit_y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static is never used: `ROUNDING_ERROR`
[INFO] [stdout]   --> src/unit.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | static ROUNDING_ERROR: PlotUnit = 100.;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Matrix`
[INFO] [stdout]  --> src/main.rs:6:44
[INFO] [stdout]   |
[INFO] [stdout] 6 | use cairo::{ImageSurface, Format, Context, Matrix};
[INFO] [stdout]   |                                            ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.92s
[INFO] running `Command { std: "docker" "inspect" "c3154aee55d8df67ccdac9d3d553bccd5654312c09b6f6dbc21f973ce13b542c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3154aee55d8df67ccdac9d3d553bccd5654312c09b6f6dbc21f973ce13b542c", kill_on_drop: false }`
[INFO] [stdout] c3154aee55d8df67ccdac9d3d553bccd5654312c09b6f6dbc21f973ce13b542c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d87e3f22160879b64bd8aec2bf51191797c2daee977a9d15f8bcb60e91df9724
[INFO] running `Command { std: "docker" "start" "-a" "d87e3f22160879b64bd8aec2bf51191797c2daee977a9d15f8bcb60e91df9724", kill_on_drop: false }`
[INFO] [stderr]    Compiling rsplot v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::f64::consts::PI`
[INFO] [stdout]  --> src/unit.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::f64::consts::PI;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cmp`
[INFO] [stdout]  --> src/unit.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::cmp;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Format`, `ImageSurface`
[INFO] [stdout]  --> src/unit.rs:6:13
[INFO] [stdout]   |
[INFO] [stdout] 6 | use cairo::{ImageSurface, Format, Context};
[INFO] [stdout]   |             ^^^^^^^^^^^^  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/unit.rs:219:12
[INFO] [stdout]     |
[INFO] [stdout] 219 |         if (count >= 2) {
[INFO] [stdout]     |            ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/unit.rs:167:20
[INFO] [stdout]     |
[INFO] [stdout] 167 |     fn draw(&self, ctx: &Context, width: f64, height: f64) {
[INFO] [stdout]     |                    ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `width`
[INFO] [stdout]    --> src/unit.rs:167:35
[INFO] [stdout]     |
[INFO] [stdout] 167 |     fn draw(&self, ctx: &Context, width: f64, height: f64) {
[INFO] [stdout]     |                                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_width`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `height`
[INFO] [stdout]    --> src/unit.rs:167:47
[INFO] [stdout]     |
[INFO] [stdout] 167 |     fn draw(&self, ctx: &Context, width: f64, height: f64) {
[INFO] [stdout]     |                                               ^^^^^^ help: if this is intentional, prefix it with an underscore: `_height`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `unit_x`
[INFO] [stdout]    --> src/unit.rs:147:36
[INFO] [stdout]     |
[INFO] [stdout] 147 |     pub fn new(data: Vec<Point2D>, unit_x: PlotUnit, unit_y: PlotUnit) -> Self {
[INFO] [stdout]     |                                    ^^^^^^ help: if this is intentional, prefix it with an underscore: `_unit_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `unit_y`
[INFO] [stdout]    --> src/unit.rs:147:54
[INFO] [stdout]     |
[INFO] [stdout] 147 |     pub fn new(data: Vec<Point2D>, unit_x: PlotUnit, unit_y: PlotUnit) -> Self {
[INFO] [stdout]     |                                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_unit_y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static is never used: `ROUNDING_ERROR`
[INFO] [stdout]   --> src/unit.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | static ROUNDING_ERROR: PlotUnit = 100.;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::f64::consts::PI`
[INFO] [stdout]  --> src/unit.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::f64::consts::PI;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cmp`
[INFO] [stdout]  --> src/unit.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::cmp;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Format`, `ImageSurface`
[INFO] [stdout]  --> src/unit.rs:6:13
[INFO] [stdout]   |
[INFO] [stdout] 6 | use cairo::{ImageSurface, Format, Context};
[INFO] [stdout]   |             ^^^^^^^^^^^^  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/unit.rs:219:12
[INFO] [stdout]     |
[INFO] [stdout] 219 |         if (count >= 2) {
[INFO] [stdout]     |            ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Matrix`
[INFO] [stdout]  --> src/main.rs:6:44
[INFO] [stdout]   |
[INFO] [stdout] 6 | use cairo::{ImageSurface, Format, Context, Matrix};
[INFO] [stdout]   |                                            ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/unit.rs:167:20
[INFO] [stdout]     |
[INFO] [stdout] 167 |     fn draw(&self, ctx: &Context, width: f64, height: f64) {
[INFO] [stdout]     |                    ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `width`
[INFO] [stdout]    --> src/unit.rs:167:35
[INFO] [stdout]     |
[INFO] [stdout] 167 |     fn draw(&self, ctx: &Context, width: f64, height: f64) {
[INFO] [stdout]     |                                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_width`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `height`
[INFO] [stdout]    --> src/unit.rs:167:47
[INFO] [stdout]     |
[INFO] [stdout] 167 |     fn draw(&self, ctx: &Context, width: f64, height: f64) {
[INFO] [stdout]     |                                               ^^^^^^ help: if this is intentional, prefix it with an underscore: `_height`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `unit_x`
[INFO] [stdout]    --> src/unit.rs:147:36
[INFO] [stdout]     |
[INFO] [stdout] 147 |     pub fn new(data: Vec<Point2D>, unit_x: PlotUnit, unit_y: PlotUnit) -> Self {
[INFO] [stdout]     |                                    ^^^^^^ help: if this is intentional, prefix it with an underscore: `_unit_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `unit_y`
[INFO] [stdout]    --> src/unit.rs:147:54
[INFO] [stdout]     |
[INFO] [stdout] 147 |     pub fn new(data: Vec<Point2D>, unit_x: PlotUnit, unit_y: PlotUnit) -> Self {
[INFO] [stdout]     |                                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_unit_y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static is never used: `ROUNDING_ERROR`
[INFO] [stdout]   --> src/unit.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | static ROUNDING_ERROR: PlotUnit = 100.;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.44s
[INFO] running `Command { std: "docker" "inspect" "d87e3f22160879b64bd8aec2bf51191797c2daee977a9d15f8bcb60e91df9724", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d87e3f22160879b64bd8aec2bf51191797c2daee977a9d15f8bcb60e91df9724", kill_on_drop: false }`
[INFO] [stdout] d87e3f22160879b64bd8aec2bf51191797c2daee977a9d15f8bcb60e91df9724
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f8dd0b996ed549e403f6800ce66be30f655a21f00c1ff14e849faee99ea4836a
[INFO] running `Command { std: "docker" "start" "-a" "f8dd0b996ed549e403f6800ce66be30f655a21f00c1ff14e849faee99ea4836a", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::f64::consts::PI`
[INFO] [stderr]  --> src/unit.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::f64::consts::PI;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::cmp`
[INFO] [stderr]  --> src/unit.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::cmp;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Format`, `ImageSurface`
[INFO] [stderr]  --> src/unit.rs:6:13
[INFO] [stderr]   |
[INFO] [stderr] 6 | use cairo::{ImageSurface, Format, Context};
[INFO] [stderr]   |             ^^^^^^^^^^^^  ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/unit.rs:219:12
[INFO] [stderr]     |
[INFO] [stderr] 219 |         if (count >= 2) {
[INFO] [stderr]     |            ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ctx`
[INFO] [stderr]    --> src/unit.rs:167:20
[INFO] [stderr]     |
[INFO] [stderr] 167 |     fn draw(&self, ctx: &Context, width: f64, height: f64) {
[INFO] [stderr]     |                    ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `width`
[INFO] [stderr]    --> src/unit.rs:167:35
[INFO] [stderr]     |
[INFO] [stderr] 167 |     fn draw(&self, ctx: &Context, width: f64, height: f64) {
[INFO] [stderr]     |                                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_width`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `height`
[INFO] [stderr]    --> src/unit.rs:167:47
[INFO] [stderr]     |
[INFO] [stderr] 167 |     fn draw(&self, ctx: &Context, width: f64, height: f64) {
[INFO] [stderr]     |                                               ^^^^^^ help: if this is intentional, prefix it with an underscore: `_height`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `unit_x`
[INFO] [stderr]    --> src/unit.rs:147:36
[INFO] [stderr]     |
[INFO] [stderr] 147 |     pub fn new(data: Vec<Point2D>, unit_x: PlotUnit, unit_y: PlotUnit) -> Self {
[INFO] [stderr]     |                                    ^^^^^^ help: if this is intentional, prefix it with an underscore: `_unit_x`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `unit_y`
[INFO] [stderr]    --> src/unit.rs:147:54
[INFO] [stderr]     |
[INFO] [stderr] 147 |     pub fn new(data: Vec<Point2D>, unit_x: PlotUnit, unit_y: PlotUnit) -> Self {
[INFO] [stderr]     |                                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_unit_y`
[INFO] [stderr] 
[INFO] [stderr] warning: static is never used: `ROUNDING_ERROR`
[INFO] [stderr]   --> src/unit.rs:10:1
[INFO] [stderr]    |
[INFO] [stderr] 10 | static ROUNDING_ERROR: PlotUnit = 100.;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 10 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::f64::consts::PI`
[INFO] [stderr]  --> src/unit.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::f64::consts::PI;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::cmp`
[INFO] [stderr]  --> src/unit.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::cmp;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Format`, `ImageSurface`
[INFO] [stderr]  --> src/unit.rs:6:13
[INFO] [stderr]   |
[INFO] [stderr] 6 | use cairo::{ImageSurface, Format, Context};
[INFO] [stderr]   |             ^^^^^^^^^^^^  ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/unit.rs:219:12
[INFO] [stderr]     |
[INFO] [stderr] 219 |         if (count >= 2) {
[INFO] [stderr]     |            ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ctx`
[INFO] [stderr]    --> src/unit.rs:167:20
[INFO] [stderr]     |
[INFO] [stderr] 167 |     fn draw(&self, ctx: &Context, width: f64, height: f64) {
[INFO] [stderr]     |                    ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `width`
[INFO] [stderr]    --> src/unit.rs:167:35
[INFO] [stderr]     |
[INFO] [stderr] 167 |     fn draw(&self, ctx: &Context, width: f64, height: f64) {
[INFO] [stderr]     |                                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_width`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `height`
[INFO] [stderr]    --> src/unit.rs:167:47
[INFO] [stderr]     |
[INFO] [stderr] 167 |     fn draw(&self, ctx: &Context, width: f64, height: f64) {
[INFO] [stderr]     |                                               ^^^^^^ help: if this is intentional, prefix it with an underscore: `_height`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `unit_x`
[INFO] [stderr]    --> src/unit.rs:147:36
[INFO] [stderr]     |
[INFO] [stderr] 147 |     pub fn new(data: Vec<Point2D>, unit_x: PlotUnit, unit_y: PlotUnit) -> Self {
[INFO] [stderr]     |                                    ^^^^^^ help: if this is intentional, prefix it with an underscore: `_unit_x`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `unit_y`
[INFO] [stderr]    --> src/unit.rs:147:54
[INFO] [stderr]     |
[INFO] [stderr] 147 |     pub fn new(data: Vec<Point2D>, unit_x: PlotUnit, unit_y: PlotUnit) -> Self {
[INFO] [stderr]     |                                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_unit_y`
[INFO] [stderr] 
[INFO] [stderr] warning: static is never used: `ROUNDING_ERROR`
[INFO] [stderr]   --> src/unit.rs:10:1
[INFO] [stderr]    |
[INFO] [stderr] 10 | static ROUNDING_ERROR: PlotUnit = 100.;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 10 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Matrix`
[INFO] [stderr]  --> src/main.rs:6:44
[INFO] [stderr]   |
[INFO] [stderr] 6 | use cairo::{ImageSurface, Format, Context, Matrix};
[INFO] [stderr]   |                                            ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rsplot-f7bd0ee61d0b7746
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rsplot-3d82c9a53e920e7f
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rsplot
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> /opt/rustwide/workdir/src/unit.rs:219:12
[INFO] [stderr]     |
[INFO] [stderr] 219 |         if (count >= 2) {
[INFO] [stderr]     |            ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f8dd0b996ed549e403f6800ce66be30f655a21f00c1ff14e849faee99ea4836a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8dd0b996ed549e403f6800ce66be30f655a21f00c1ff14e849faee99ea4836a", kill_on_drop: false }`
[INFO] [stdout] f8dd0b996ed549e403f6800ce66be30f655a21f00c1ff14e849faee99ea4836a