[INFO] fetching crate canrust 1.1.0... [INFO] testing canrust-1.1.0 against beta-2020-07-24 for beta-1.46-1 [INFO] extracting crate canrust 1.1.0 into /workspace/builds/worker-0/source [INFO] validating manifest of crates.io crate canrust 1.1.0 on toolchain beta-2020-07-24 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate canrust 1.1.0 [INFO] finished tweaking crates.io crate canrust 1.1.0 [INFO] tweaked toml for crates.io crate canrust 1.1.0 written to /workspace/builds/worker-0/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0b6168a56d03290ef60af932a399b6d12d7cf9ae51b9df8374cf815ea47c8414 [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" "0b6168a56d03290ef60af932a399b6d12d7cf9ae51b9df8374cf815ea47c8414", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0b6168a56d03290ef60af932a399b6d12d7cf9ae51b9df8374cf815ea47c8414", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0b6168a56d03290ef60af932a399b6d12d7cf9ae51b9df8374cf815ea47c8414", kill_on_drop: false }` [INFO] [stdout] 0b6168a56d03290ef60af932a399b6d12d7cf9ae51b9df8374cf815ea47c8414 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 446d489dc1318ad5e31b0b6b5afd228f3ffc89da286a20e737194798acb3d700 [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" "446d489dc1318ad5e31b0b6b5afd228f3ffc89da286a20e737194798acb3d700", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling sfml-build v0.3.0 [INFO] [stderr] Compiling const-cstr v0.3.0 [INFO] [stderr] Compiling widestring v0.4.2 [INFO] [stderr] Compiling yeslogic-fontconfig-sys v2.11.1 [INFO] [stderr] Compiling csfml-system-sys v0.5.0 [INFO] [stderr] Compiling csfml-window-sys v0.5.0 [INFO] [stderr] Compiling csfml-graphics-sys v0.5.0 [INFO] [stderr] Compiling csfml-audio-sys v0.5.0 [INFO] [stderr] Compiling fontconfig v0.2.0 [INFO] [stderr] Compiling sfml v0.15.1 [INFO] [stderr] Compiling canrust v1.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `canvas::Canvas` [INFO] [stdout] --> src/lib.rs:110:5 [INFO] [stdout] | [INFO] [stdout] 110 | use canvas::Canvas; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `func` [INFO] [stdout] --> src/canvas/mod.rs:371:13 [INFO] [stdout] | [INFO] [stdout] 371 | let func = match button.func { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_func` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `shift` [INFO] [stdout] --> src/canvas/mod.rs:573:25 [INFO] [stdout] | [INFO] [stdout] 573 | shift, [INFO] [stdout] | ^^^^^ help: try ignoring the field: `shift: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ctrl` [INFO] [stdout] --> src/canvas/mod.rs:574:25 [INFO] [stdout] | [INFO] [stdout] 574 | ctrl, [INFO] [stdout] | ^^^^ help: try ignoring the field: `ctrl: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `alt` [INFO] [stdout] --> src/canvas/mod.rs:575:25 [INFO] [stdout] | [INFO] [stdout] 575 | alt, [INFO] [stdout] | ^^^ help: try ignoring the field: `alt: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `system` [INFO] [stdout] --> src/canvas/mod.rs:576:25 [INFO] [stdout] | [INFO] [stdout] 576 | system, [INFO] [stdout] | ^^^^^^ help: try ignoring the field: `system: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `font_path` is never read [INFO] [stdout] --> src/canvas/mod.rs:639:29 [INFO] [stdout] | [INFO] [stdout] 639 | let mut font_path = String::new(); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `font_path` is never read [INFO] [stdout] --> src/canvas/mod.rs:714:29 [INFO] [stdout] | [INFO] [stdout] 714 | let mut font_path = String::new(); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `ret` is never read [INFO] [stdout] --> src/utils/mod.rs:26:17 [INFO] [stdout] | [INFO] [stdout] 26 | let mut ret = String::new(); [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `None` [INFO] [stdout] --> src/canvas/mod.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | None(), [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `size` [INFO] [stdout] --> src/canvas/mod.rs:37:5 [INFO] [stdout] | [INFO] [stdout] 37 | size: (u32, u32), [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `name` [INFO] [stdout] --> src/canvas/mod.rs:38:5 [INFO] [stdout] | [INFO] [stdout] 38 | name: String, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 8.68s [INFO] running `Command { std: "docker" "inspect" "446d489dc1318ad5e31b0b6b5afd228f3ffc89da286a20e737194798acb3d700", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "446d489dc1318ad5e31b0b6b5afd228f3ffc89da286a20e737194798acb3d700", kill_on_drop: false }` [INFO] [stdout] 446d489dc1318ad5e31b0b6b5afd228f3ffc89da286a20e737194798acb3d700 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 53441b38cb9b8413f39f7d0a760210e584dff40d74332224e42f280dbd376559 [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" "53441b38cb9b8413f39f7d0a760210e584dff40d74332224e42f280dbd376559", kill_on_drop: false }` [INFO] [stdout] warning: unused import: `canvas::Canvas` [INFO] [stdout] --> src/lib.rs:110:5 [INFO] [stdout] | [INFO] [stdout] 110 | use canvas::Canvas; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `func` [INFO] [stdout] --> src/canvas/mod.rs:371:13 [INFO] [stdout] | [INFO] [stdout] 371 | let func = match button.func { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_func` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `shift` [INFO] [stdout] --> src/canvas/mod.rs:573:25 [INFO] [stdout] | [INFO] [stdout] 573 | shift, [INFO] [stdout] | ^^^^^ help: try ignoring the field: `shift: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ctrl` [INFO] [stdout] --> src/canvas/mod.rs:574:25 [INFO] [stdout] | [INFO] [stdout] 574 | ctrl, [INFO] [stdout] | ^^^^ help: try ignoring the field: `ctrl: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `alt` [INFO] [stdout] --> src/canvas/mod.rs:575:25 [INFO] [stdout] | [INFO] [stdout] 575 | alt, [INFO] [stdout] | ^^^ help: try ignoring the field: `alt: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `system` [INFO] [stdout] --> src/canvas/mod.rs:576:25 [INFO] [stdout] | [INFO] [stdout] 576 | system, [INFO] [stdout] | ^^^^^^ help: try ignoring the field: `system: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `font_path` is never read [INFO] [stdout] --> src/canvas/mod.rs:639:29 [INFO] [stdout] | [INFO] [stdout] 639 | let mut font_path = String::new(); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `font_path` is never read [INFO] [stdout] --> src/canvas/mod.rs:714:29 [INFO] [stdout] | [INFO] [stdout] 714 | let mut font_path = String::new(); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `ret` is never read [INFO] [stdout] --> src/utils/mod.rs:26:17 [INFO] [stdout] | [INFO] [stdout] 26 | let mut ret = String::new(); [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `None` [INFO] [stdout] --> src/canvas/mod.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | None(), [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `size` [INFO] [stdout] --> src/canvas/mod.rs:37:5 [INFO] [stdout] | [INFO] [stdout] 37 | size: (u32, u32), [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `name` [INFO] [stdout] --> src/canvas/mod.rs:38:5 [INFO] [stdout] | [INFO] [stdout] 38 | name: String, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling canrust v1.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `Canvas` is imported redundantly [INFO] [stdout] --> src/lib.rs:45:18 [INFO] [stdout] | [INFO] [stdout] 45 | use canvas::{Canvas, Color, Line, Text}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 110 | use canvas::Canvas; [INFO] [stdout] | -------------- the item `Canvas` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Canvas` is imported redundantly [INFO] [stdout] --> src/lib.rs:81:18 [INFO] [stdout] | [INFO] [stdout] 81 | use canvas::{Canvas, Color, Text}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 110 | use canvas::Canvas; [INFO] [stdout] | -------------- the item `Canvas` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Canvas` is imported redundantly [INFO] [stdout] --> src/lib.rs:92:18 [INFO] [stdout] | [INFO] [stdout] 92 | use canvas::{Canvas, Color}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 110 | use canvas::Canvas; [INFO] [stdout] | -------------- the item `Canvas` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `handler` [INFO] [stdout] --> src/lib.rs:48:9 [INFO] [stdout] | [INFO] [stdout] 48 | let handler = FontHandler::find_fonts("SourceCodePro".to_string()).unwrap(); [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_handler` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `num` [INFO] [stdout] --> src/lib.rs:116:13 [INFO] [stdout] | [INFO] [stdout] 116 | let num = i as f32 * 10.; [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_num` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `func` [INFO] [stdout] --> src/canvas/mod.rs:371:13 [INFO] [stdout] | [INFO] [stdout] 371 | let func = match button.func { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_func` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `shift` [INFO] [stdout] --> src/canvas/mod.rs:573:25 [INFO] [stdout] | [INFO] [stdout] 573 | shift, [INFO] [stdout] | ^^^^^ help: try ignoring the field: `shift: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ctrl` [INFO] [stdout] --> src/canvas/mod.rs:574:25 [INFO] [stdout] | [INFO] [stdout] 574 | ctrl, [INFO] [stdout] | ^^^^ help: try ignoring the field: `ctrl: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `alt` [INFO] [stdout] --> src/canvas/mod.rs:575:25 [INFO] [stdout] | [INFO] [stdout] 575 | alt, [INFO] [stdout] | ^^^ help: try ignoring the field: `alt: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `system` [INFO] [stdout] --> src/canvas/mod.rs:576:25 [INFO] [stdout] | [INFO] [stdout] 576 | system, [INFO] [stdout] | ^^^^^^ help: try ignoring the field: `system: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `font_path` is never read [INFO] [stdout] --> src/canvas/mod.rs:639:29 [INFO] [stdout] | [INFO] [stdout] 639 | let mut font_path = String::new(); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `font_path` is never read [INFO] [stdout] --> src/canvas/mod.rs:714:29 [INFO] [stdout] | [INFO] [stdout] 714 | let mut font_path = String::new(); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `ret` is never read [INFO] [stdout] --> src/utils/mod.rs:26:17 [INFO] [stdout] | [INFO] [stdout] 26 | let mut ret = String::new(); [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `None` [INFO] [stdout] --> src/canvas/mod.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | None(), [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `size` [INFO] [stdout] --> src/canvas/mod.rs:37:5 [INFO] [stdout] | [INFO] [stdout] 37 | size: (u32, u32), [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `name` [INFO] [stdout] --> src/canvas/mod.rs:38:5 [INFO] [stdout] | [INFO] [stdout] 38 | name: String, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `test_all` [INFO] [stdout] --> src/lib.rs:44:4 [INFO] [stdout] | [INFO] [stdout] 44 | fn test_all() { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `test_fonts` [INFO] [stdout] --> src/lib.rs:80:4 [INFO] [stdout] | [INFO] [stdout] 80 | fn test_fonts() { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `bind_test` [INFO] [stdout] --> src/lib.rs:91:4 [INFO] [stdout] | [INFO] [stdout] 91 | fn bind_test() { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `hello` [INFO] [stdout] --> src/lib.rs:112:4 [INFO] [stdout] | [INFO] [stdout] 112 | fn hello(can: &mut Canvas) { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/lib.rs:135:5 [INFO] [stdout] | [INFO] [stdout] 135 | canvas.create_polygon(points, Color::RED, None, None); [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: 21 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.93s [INFO] running `Command { std: "docker" "inspect" "53441b38cb9b8413f39f7d0a760210e584dff40d74332224e42f280dbd376559", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "53441b38cb9b8413f39f7d0a760210e584dff40d74332224e42f280dbd376559", kill_on_drop: false }` [INFO] [stdout] 53441b38cb9b8413f39f7d0a760210e584dff40d74332224e42f280dbd376559 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "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] 345b54f13ce1d0282d5d4800d725dc5c637469e93c8218275996507298c4a11c [INFO] running `Command { std: "docker" "start" "-a" "345b54f13ce1d0282d5d4800d725dc5c637469e93c8218275996507298c4a11c", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `canvas::Canvas` [INFO] [stderr] --> src/lib.rs:110:5 [INFO] [stderr] | [INFO] [stderr] 110 | use canvas::Canvas; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `func` [INFO] [stderr] --> src/canvas/mod.rs:371:13 [INFO] [stderr] | [INFO] [stderr] 371 | let func = match button.func { [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_func` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `shift` [INFO] [stderr] --> src/canvas/mod.rs:573:25 [INFO] [stderr] | [INFO] [stderr] 573 | shift, [INFO] [stderr] | ^^^^^ help: try ignoring the field: `shift: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `ctrl` [INFO] [stderr] --> src/canvas/mod.rs:574:25 [INFO] [stderr] | [INFO] [stderr] 574 | ctrl, [INFO] [stderr] | ^^^^ help: try ignoring the field: `ctrl: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `alt` [INFO] [stderr] --> src/canvas/mod.rs:575:25 [INFO] [stderr] | [INFO] [stderr] 575 | alt, [INFO] [stderr] | ^^^ help: try ignoring the field: `alt: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `system` [INFO] [stderr] --> src/canvas/mod.rs:576:25 [INFO] [stderr] | [INFO] [stderr] 576 | system, [INFO] [stderr] | ^^^^^^ help: try ignoring the field: `system: _` [INFO] [stderr] [INFO] [stderr] warning: value assigned to `font_path` is never read [INFO] [stderr] --> src/canvas/mod.rs:639:29 [INFO] [stderr] | [INFO] [stderr] 639 | let mut font_path = String::new(); [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `font_path` is never read [INFO] [stderr] --> src/canvas/mod.rs:714:29 [INFO] [stderr] | [INFO] [stderr] 714 | let mut font_path = String::new(); [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `ret` is never read [INFO] [stderr] --> src/utils/mod.rs:26:17 [INFO] [stderr] | [INFO] [stderr] 26 | let mut ret = String::new(); [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `None` [INFO] [stderr] --> src/canvas/mod.rs:13:5 [INFO] [stderr] | [INFO] [stderr] 13 | None(), [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `size` [INFO] [stderr] --> src/canvas/mod.rs:37:5 [INFO] [stderr] | [INFO] [stderr] 37 | size: (u32, u32), [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `name` [INFO] [stderr] --> src/canvas/mod.rs:38:5 [INFO] [stderr] | [INFO] [stderr] 38 | name: String, [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 12 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: the item `Canvas` is imported redundantly [INFO] [stderr] --> src/lib.rs:45:18 [INFO] [stderr] | [INFO] [stderr] 45 | use canvas::{Canvas, Color, Line, Text}; [INFO] [stderr] | ^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 110 | use canvas::Canvas; [INFO] [stderr] | -------------- the item `Canvas` is already imported here [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: the item `Canvas` is imported redundantly [INFO] [stderr] --> src/lib.rs:81:18 [INFO] [stderr] | [INFO] [stderr] 81 | use canvas::{Canvas, Color, Text}; [INFO] [stderr] | ^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 110 | use canvas::Canvas; [INFO] [stderr] | -------------- the item `Canvas` is already imported here [INFO] [stderr] [INFO] [stderr] warning: the item `Canvas` is imported redundantly [INFO] [stderr] --> src/lib.rs:92:18 [INFO] [stderr] | [INFO] [stderr] 92 | use canvas::{Canvas, Color}; [INFO] [stderr] | ^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 110 | use canvas::Canvas; [INFO] [stderr] | -------------- the item `Canvas` is already imported here [INFO] [stderr] [INFO] [stderr] warning: unused variable: `handler` [INFO] [stderr] --> src/lib.rs:48:9 [INFO] [stderr] | [INFO] [stderr] 48 | let handler = FontHandler::find_fonts("SourceCodePro".to_string()).unwrap(); [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_handler` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `num` [INFO] [stderr] --> src/lib.rs:116:13 [INFO] [stderr] | [INFO] [stderr] 116 | let num = i as f32 * 10.; [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_num` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `func` [INFO] [stderr] --> src/canvas/mod.rs:371:13 [INFO] [stderr] | [INFO] [stderr] 371 | let func = match button.func { [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_func` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `shift` [INFO] [stderr] --> src/canvas/mod.rs:573:25 [INFO] [stderr] | [INFO] [stderr] 573 | shift, [INFO] [stderr] | ^^^^^ help: try ignoring the field: `shift: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `ctrl` [INFO] [stderr] --> src/canvas/mod.rs:574:25 [INFO] [stderr] | [INFO] [stderr] 574 | ctrl, [INFO] [stderr] | ^^^^ help: try ignoring the field: `ctrl: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `alt` [INFO] [stderr] --> src/canvas/mod.rs:575:25 [INFO] [stderr] | [INFO] [stderr] 575 | alt, [INFO] [stderr] | ^^^ help: try ignoring the field: `alt: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `system` [INFO] [stderr] --> src/canvas/mod.rs:576:25 [INFO] [stderr] | [INFO] [stderr] 576 | system, [INFO] [stderr] | ^^^^^^ help: try ignoring the field: `system: _` [INFO] [stderr] [INFO] [stderr] warning: value assigned to `font_path` is never read [INFO] [stderr] --> src/canvas/mod.rs:639:29 [INFO] [stderr] | [INFO] [stderr] 639 | let mut font_path = String::new(); [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `font_path` is never read [INFO] [stderr] --> src/canvas/mod.rs:714:29 [INFO] [stderr] | [INFO] [stderr] 714 | let mut font_path = String::new(); [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `ret` is never read [INFO] [stderr] --> src/utils/mod.rs:26:17 [INFO] [stderr] | [INFO] [stderr] 26 | let mut ret = String::new(); [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `None` [INFO] [stderr] --> src/canvas/mod.rs:13:5 [INFO] [stderr] | [INFO] [stderr] 13 | None(), [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `size` [INFO] [stderr] --> src/canvas/mod.rs:37:5 [INFO] [stderr] | [INFO] [stderr] 37 | size: (u32, u32), [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `name` [INFO] [stderr] --> src/canvas/mod.rs:38:5 [INFO] [stderr] | [INFO] [stderr] 38 | name: String, [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `test_all` [INFO] [stderr] --> src/lib.rs:44:4 [INFO] [stderr] | [INFO] [stderr] 44 | fn test_all() { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `test_fonts` [INFO] [stderr] --> src/lib.rs:80:4 [INFO] [stderr] | [INFO] [stderr] 80 | fn test_fonts() { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `bind_test` [INFO] [stderr] --> src/lib.rs:91:4 [INFO] [stderr] | [INFO] [stderr] 91 | fn bind_test() { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `hello` [INFO] [stderr] --> src/lib.rs:112:4 [INFO] [stderr] | [INFO] [stderr] 112 | fn hello(can: &mut Canvas) { [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/lib.rs:135:5 [INFO] [stderr] | [INFO] [stderr] 135 | canvas.create_polygon(points, Color::RED, None, None); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: 21 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.11s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/canrust-d258165269fa1afc [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stderr] Failed to open X11 display; make sure the DISPLAY environment variable is set correctly [INFO] [stderr] error: test failed, to rerun pass '--lib' [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/deps/canrust-d258165269fa1afc` (signal: 6, SIGABRT: process abort signal) [INFO] running `Command { std: "docker" "inspect" "345b54f13ce1d0282d5d4800d725dc5c637469e93c8218275996507298c4a11c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "345b54f13ce1d0282d5d4800d725dc5c637469e93c8218275996507298c4a11c", kill_on_drop: false }` [INFO] [stdout] 345b54f13ce1d0282d5d4800d725dc5c637469e93c8218275996507298c4a11c