[INFO] fetching crate astrup 0.0.9...
[INFO] testing astrup-0.0.9 against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate astrup 0.0.9 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate astrup 0.0.9 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate astrup 0.0.9
[INFO] finished tweaking crates.io crate astrup 0.0.9
[INFO] tweaked toml for crates.io crate astrup 0.0.9 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 629fb78d1978d5702eb2d25cc25d9bf525db29f73ca344e5562624ce55af59e3
[INFO] running `Command { std: "docker" "start" "-a" "629fb78d1978d5702eb2d25cc25d9bf525db29f73ca344e5562624ce55af59e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "629fb78d1978d5702eb2d25cc25d9bf525db29f73ca344e5562624ce55af59e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "629fb78d1978d5702eb2d25cc25d9bf525db29f73ca344e5562624ce55af59e3", kill_on_drop: false }`
[INFO] [stdout] 629fb78d1978d5702eb2d25cc25d9bf525db29f73ca344e5562624ce55af59e3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2a0d7dea6adb99b411588831dc3479ae44bc676226f9b07a3f3743655e09f221
[INFO] running `Command { std: "docker" "start" "-a" "2a0d7dea6adb99b411588831dc3479ae44bc676226f9b07a3f3743655e09f221", 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling gio v0.3.0
[INFO] [stderr]    Compiling cairo-rs v0.3.0
[INFO] [stderr]    Compiling gdk-pixbuf v0.3.0
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]    Compiling matrixmultiply v0.1.15
[INFO] [stderr]    Compiling c_vec v1.2.1
[INFO] [stderr]    Compiling gdk v0.7.0
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling gtk v0.3.0
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling ndarray v0.11.2
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling rawpointer v0.1.0
[INFO] [stderr]    Compiling approx v0.1.1
[INFO] [stderr]    Compiling glib-sys v0.5.0
[INFO] [stderr]    Compiling gobject-sys v0.5.0
[INFO] [stderr]    Compiling gio-sys v0.5.0
[INFO] [stderr]    Compiling gdk-pixbuf-sys v0.5.0
[INFO] [stderr]    Compiling cairo-sys-rs v0.5.0
[INFO] [stderr]    Compiling pango-sys v0.5.0
[INFO] [stderr]    Compiling gdk-sys v0.5.0
[INFO] [stderr]    Compiling atk-sys v0.5.0
[INFO] [stderr]    Compiling gtk-sys v0.5.0
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling itertools v0.7.11
[INFO] [stderr]    Compiling phf v0.7.24
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling object v0.26.0
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling num-bigint v0.1.44
[INFO] [stderr]    Compiling num-complex v0.1.43
[INFO] [stderr]    Compiling glib v0.4.1
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr]    Compiling palette v0.2.1
[INFO] [stderr]    Compiling synstructure v0.12.5
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling pango v0.3.0
[INFO] [stderr]    Compiling backtrace v0.3.61
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]    Compiling bstr v0.2.16
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling astrup v0.0.9 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/view.rs:65:56
[INFO] [stdout]    |
[INFO] [stdout] 65 |     pub fn add(mut self, mut figure: Figure) -> Result<(Self), Error> {
[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/view.rs:69:12
[INFO] [stdout]    |
[INFO] [stdout] 69 |         Ok((self))
[INFO] [stdout]    |            ^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/figure.rs:138:49
[INFO] [stdout]     |
[INFO] [stdout] 138 |     pub fn save(self, filename: &str) -> Result<(Self), Error> {
[INFO] [stdout]     |                                                 ^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/figure.rs:156:12
[INFO] [stdout]     |
[INFO] [stdout] 156 |         Ok((self))
[INFO] [stdout]     |            ^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/utils.rs:239:9
[INFO] [stdout]     |
[INFO] [stdout] 239 | /         ((old_number - old_min) / (old_max - old_min) * new_max +
[INFO] [stdout] 240 | |          (old_max - old_number) / (old_max - old_min) * new_min)
[INFO] [stdout]     | |________________________________________________________________^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 239 |         (old_number - old_min) / (old_max - old_min) * new_max +
[INFO] [stdout] 240 |          (old_max - old_number) / (old_max - old_min) * new_min
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 52.75s
[INFO] running `Command { std: "docker" "inspect" "2a0d7dea6adb99b411588831dc3479ae44bc676226f9b07a3f3743655e09f221", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a0d7dea6adb99b411588831dc3479ae44bc676226f9b07a3f3743655e09f221", kill_on_drop: false }`
[INFO] [stdout] 2a0d7dea6adb99b411588831dc3479ae44bc676226f9b07a3f3743655e09f221
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e4836e1b97a43ce0b2e4c460f3664a577ce9677c61bef24af86b7e1a1d006237
[INFO] running `Command { std: "docker" "start" "-a" "e4836e1b97a43ce0b2e4c460f3664a577ce9677c61bef24af86b7e1a1d006237", kill_on_drop: false }`
[INFO] [stderr]    Compiling astrup v0.0.9 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/view.rs:65:56
[INFO] [stdout]    |
[INFO] [stdout] 65 |     pub fn add(mut self, mut figure: Figure) -> Result<(Self), Error> {
[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/view.rs:69:12
[INFO] [stdout]    |
[INFO] [stdout] 69 |         Ok((self))
[INFO] [stdout]    |            ^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/figure.rs:138:49
[INFO] [stdout]     |
[INFO] [stdout] 138 |     pub fn save(self, filename: &str) -> Result<(Self), Error> {
[INFO] [stdout]     |                                                 ^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/figure.rs:156:12
[INFO] [stdout]     |
[INFO] [stdout] 156 |         Ok((self))
[INFO] [stdout]     |            ^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/utils.rs:239:9
[INFO] [stdout]     |
[INFO] [stdout] 239 | /         ((old_number - old_min) / (old_max - old_min) * new_max +
[INFO] [stdout] 240 | |          (old_max - old_number) / (old_max - old_min) * new_min)
[INFO] [stdout]     | |________________________________________________________________^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 239 |         (old_number - old_min) / (old_max - old_min) * new_max +
[INFO] [stdout] 240 |          (old_max - old_number) / (old_max - old_min) * new_min
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/view.rs:65:56
[INFO] [stdout]    |
[INFO] [stdout] 65 |     pub fn add(mut self, mut figure: Figure) -> Result<(Self), Error> {
[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/view.rs:69:12
[INFO] [stdout]    |
[INFO] [stdout] 69 |         Ok((self))
[INFO] [stdout]    |            ^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/figure.rs:138:49
[INFO] [stdout]     |
[INFO] [stdout] 138 |     pub fn save(self, filename: &str) -> Result<(Self), Error> {
[INFO] [stdout]     |                                                 ^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/figure.rs:156:12
[INFO] [stdout]     |
[INFO] [stdout] 156 |         Ok((self))
[INFO] [stdout]     |            ^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/utils.rs:239:9
[INFO] [stdout]     |
[INFO] [stdout] 239 | /         ((old_number - old_min) / (old_max - old_min) * new_max +
[INFO] [stdout] 240 | |          (old_max - old_number) / (old_max - old_min) * new_min)
[INFO] [stdout]     | |________________________________________________________________^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 239 |         (old_number - old_min) / (old_max - old_min) * new_max +
[INFO] [stdout] 240 |          (old_max - old_number) / (old_max - old_min) * new_min
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 9.66s
[INFO] running `Command { std: "docker" "inspect" "e4836e1b97a43ce0b2e4c460f3664a577ce9677c61bef24af86b7e1a1d006237", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4836e1b97a43ce0b2e4c460f3664a577ce9677c61bef24af86b7e1a1d006237", kill_on_drop: false }`
[INFO] [stdout] e4836e1b97a43ce0b2e4c460f3664a577ce9677c61bef24af86b7e1a1d006237
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 558535b130b016217f3bb0b05c420a188c7ef0e30e42a0133b4b7893c9edbfda
[INFO] running `Command { std: "docker" "start" "-a" "558535b130b016217f3bb0b05c420a188c7ef0e30e42a0133b4b7893c9edbfda", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/view.rs:65:56
[INFO] [stderr]    |
[INFO] [stderr] 65 |     pub fn add(mut self, mut figure: Figure) -> Result<(Self), Error> {
[INFO] [stderr]    |                                                        ^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]   --> src/view.rs:69:12
[INFO] [stderr]    |
[INFO] [stderr] 69 |         Ok((self))
[INFO] [stderr]    |            ^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/figure.rs:138:49
[INFO] [stderr]     |
[INFO] [stderr] 138 |     pub fn save(self, filename: &str) -> Result<(Self), Error> {
[INFO] [stderr]     |                                                 ^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/figure.rs:156:12
[INFO] [stderr]     |
[INFO] [stderr] 156 |         Ok((self))
[INFO] [stderr]     |            ^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/utils.rs:239:9
[INFO] [stderr]     |
[INFO] [stderr] 239 | /         ((old_number - old_min) / (old_max - old_min) * new_max +
[INFO] [stderr] 240 | |          (old_max - old_number) / (old_max - old_min) * new_min)
[INFO] [stderr]     | |________________________________________________________________^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 239 |         (old_number - old_min) / (old_max - old_min) * new_max +
[INFO] [stderr] 240 |          (old_max - old_number) / (old_max - old_min) * new_min
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: `astrup` (lib) generated 5 warnings
[INFO] [stderr] warning: `astrup` (lib test) generated 5 warnings (5 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.24s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/astrup-ba8a3b1667719a3a)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests astrup
[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] warning: unnecessary parentheses around type
[INFO] [stderr]   --> /opt/rustwide/workdir/src/view.rs:65:56
[INFO] [stderr]    |
[INFO] [stderr] 65 |     pub fn add(mut self, mut figure: Figure) -> Result<(Self), Error> {
[INFO] [stderr]    |                                                        ^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]   --> /opt/rustwide/workdir/src/view.rs:69:12
[INFO] [stderr]    |
[INFO] [stderr] 69 |         Ok((self))
[INFO] [stderr]    |            ^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> /opt/rustwide/workdir/src/figure.rs:138:49
[INFO] [stderr]     |
[INFO] [stderr] 138 |     pub fn save(self, filename: &str) -> Result<(Self), Error> {
[INFO] [stderr]     |                                                 ^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> /opt/rustwide/workdir/src/figure.rs:156:12
[INFO] [stderr]     |
[INFO] [stderr] 156 |         Ok((self))
[INFO] [stderr]     |            ^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> /opt/rustwide/workdir/src/utils.rs:239:9
[INFO] [stderr]     |
[INFO] [stderr] 239 | /         ((old_number - old_min) / (old_max - old_min) * new_max +
[INFO] [stderr] 240 | |          (old_max - old_number) / (old_max - old_min) * new_min)
[INFO] [stderr]     | |________________________________________________________________^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 239 |         (old_number - old_min) / (old_max - old_min) * new_max +
[INFO] [stderr] 240 |          (old_max - old_number) / (old_max - old_min) * new_min
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 12) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 12) stdout ----
[INFO] [stdout] Test executable failed (exit code 101).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] thread 'main' panicked at 'Could not save frontpage_example.png: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] 
[INFO] [stdout]    0: failure::backtrace::internal::InternalBacktrace::new
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.8/src/backtrace/internal.rs:46:44
[INFO] [stdout]    1: failure::backtrace::Backtrace::new
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.8/src/backtrace/mod.rs:121:35
[INFO] [stdout]    2: <failure::error::error_impl::ErrorImpl as core::convert::From<F>>::from
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.8/src/error/error_impl.rs:19:17
[INFO] [stdout]    3: <failure::error::Error as core::convert::From<F>>::from
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.8/src/error/mod.rs:36:18
[INFO] [stdout]    4: <core::result::Result<T,F> as core::ops::try_trait::FromResidual<core::result::Result<core::convert::Infallible,E>>>::from_residual
[INFO] [stdout]              at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/result.rs:1897:27
[INFO] [stdout]    5: astrup::figure::Figure::save
[INFO] [stdout]              at src/figure.rs:153:24
[INFO] [stdout]    6: rust_out::main
[INFO] [stdout]    7: core::ops::function::FnOnce::call_once
[INFO] [stdout]    8: std::sys_common::backtrace::__rust_begin_short_backtrace
[INFO] [stdout]    9: std::rt::lang_start::{{closure}}
[INFO] [stdout]   10: core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once
[INFO] [stdout]              at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/ops/function.rs:259:13
[INFO] [stdout]       std::panicking::try::do_call
[INFO] [stdout]              at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:401:40
[INFO] [stdout]       std::panicking::try
[INFO] [stdout]              at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:365:19
[INFO] [stdout]       std::panic::catch_unwind
[INFO] [stdout]              at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panic.rs:434:14
[INFO] [stdout]       std::rt::lang_start_internal::{{closure}}
[INFO] [stdout]              at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/rt.rs:45:48
[INFO] [stdout]       std::panicking::try::do_call
[INFO] [stdout]              at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:401:40
[INFO] [stdout]       std::panicking::try
[INFO] [stdout]              at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:365:19
[INFO] [stdout]       std::panic::catch_unwind
[INFO] [stdout]              at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panic.rs:434:14
[INFO] [stdout]       std::rt::lang_start_internal
[INFO] [stdout]              at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/rt.rs:45:20
[INFO] [stdout]   11: std::rt::lang_start
[INFO] [stdout]   12: main
[INFO] [stdout]   13: __libc_start_main
[INFO] [stdout]   14: _start
[INFO] [stdout] ', src/lib.rs:58:66
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55bdb118ee90 - std::backtrace_rs::backtrace::libunwind::trace::hff4d1766e93f64f1
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stdout]    1:     0x55bdb118ee90 - std::backtrace_rs::backtrace::trace_unsynchronized::h56bbc8eb78770bcb
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x55bdb118ee90 - std::sys_common::backtrace::_print_fmt::h5c8e75464faca780
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x55bdb118ee90 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h48b88277def8b362
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stdout]    4:     0x55bdb11ae7dc - core::fmt::write::h3381b3176fe2b3d3
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/fmt/mod.rs:1115:17
[INFO] [stdout]    5:     0x55bdb118cf25 - std::io::Write::write_fmt::hd42607e5d8e44db0
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/io/mod.rs:1665:15
[INFO] [stdout]    6:     0x55bdb1190e1b - std::sys_common::backtrace::_print::ha537687d6c17dd0d
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stdout]    7:     0x55bdb1190e1b - std::sys_common::backtrace::print::h61376ae57d131d72
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stdout]    8:     0x55bdb1190e1b - std::panicking::default_hook::{{closure}}::h0f7208c0b9644a54
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:208:50
[INFO] [stdout]    9:     0x55bdb11908f1 - std::panicking::default_hook::hdac7fc06578c14ce
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:225:9
[INFO] [stdout]   10:     0x55bdb11914e4 - std::panicking::rust_panic_with_hook::h72b21c283da3d1ef
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:622:17
[INFO] [stdout]   11:     0x55bdb1190fc7 - std::panicking::begin_panic_handler::{{closure}}::he5778f1729cff84a
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:519:13
[INFO] [stdout]   12:     0x55bdb118f36c - std::sys_common::backtrace::__rust_end_short_backtrace::h2d11ca8b453b4b1d
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stdout]   13:     0x55bdb1190f29 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:515:5
[INFO] [stdout]   14:     0x55bdb103b341 - core::panicking::panic_fmt::hf9de31d4acbce4db
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/panicking.rs:92:14
[INFO] [stdout]   15:     0x55bdb103b433 - core::result::unwrap_failed::ha0c84e81219e5878
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/result.rs:1599:5
[INFO] [stdout]   16:     0x55bdb104163e - core::result::Result<T,E>::expect::hbfcff23cda14bd68
[INFO] [stdout]   17:     0x55bdb10495f9 - rust_out::main::h61823b600df25383
[INFO] [stdout]   18:     0x55bdb103e403 - core::ops::function::FnOnce::call_once::h3d07824a44777914
[INFO] [stdout]   19:     0x55bdb103da29 - std::sys_common::backtrace::__rust_begin_short_backtrace::h1ee1ba859d3174aa
[INFO] [stdout]   20:     0x55bdb103daa9 - std::rt::lang_start::{{closure}}::hee9719d6b6efb7fa
[INFO] [stdout]   21:     0x55bdb11919ea - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::ha88a7d1a4d24e549
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/ops/function.rs:259:13
[INFO] [stdout]   22:     0x55bdb11919ea - std::panicking::try::do_call::hd3b1d7740607ccc7
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:401:40
[INFO] [stdout]   23:     0x55bdb11919ea - std::panicking::try::h0ee8c65ac7461507
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:365:19
[INFO] [stdout]   24:     0x55bdb11919ea - std::panic::catch_unwind::head47f0de4ccd838
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panic.rs:434:14
[INFO] [stdout]   25:     0x55bdb11919ea - std::rt::lang_start_internal::{{closure}}::hbc7de8ec820ac085
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/rt.rs:45:48
[INFO] [stdout]   26:     0x55bdb11919ea - std::panicking::try::do_call::h2609e52e8bad4a7b
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:401:40
[INFO] [stdout]   27:     0x55bdb11919ea - std::panicking::try::hd0929f0b603e0389
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:365:19
[INFO] [stdout]   28:     0x55bdb11919ea - std::panic::catch_unwind::h27902b81c3e47571
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panic.rs:434:14
[INFO] [stdout]   29:     0x55bdb11919ea - std::rt::lang_start_internal::h3fb2d794dd391e3e
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/rt.rs:45:20
[INFO] [stdout]   30:     0x55bdb103da81 - std::rt::lang_start::h0745d281d96e0cdb
[INFO] [stdout]   31:     0x55bdb1049973 - main
[INFO] [stdout]   32:     0x7f63045620b3 - __libc_start_main
[INFO] [stdout]   33:     0x55bdb103bafe - _start
[INFO] [stdout]   34:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 12)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 6.24s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "558535b130b016217f3bb0b05c420a188c7ef0e30e42a0133b4b7893c9edbfda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "558535b130b016217f3bb0b05c420a188c7ef0e30e42a0133b4b7893c9edbfda", kill_on_drop: false }`
[INFO] [stdout] 558535b130b016217f3bb0b05c420a188c7ef0e30e42a0133b4b7893c9edbfda
