[INFO] fetching crate ssd1322_di 0.2.0... [INFO] checking ssd1322_di-0.2.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577 [INFO] extracting crate ssd1322_di 0.2.0 into /workspace/builds/worker-6-tc2/source [INFO] started tweaking crates.io crate ssd1322_di 0.2.0 [INFO] finished tweaking crates.io crate ssd1322_di 0.2.0 [INFO] tweaked toml for crates.io crate ssd1322_di 0.2.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate ssd1322_di 0.2.0 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 15 packages to latest compatible versions [INFO] [stderr] Adding display-interface v0.4.1 (available: v0.5.0) [INFO] [stderr] Adding display-interface-spi v0.4.1 (available: v0.5.0) [INFO] [stderr] Adding embedded-hal v0.2.7 (available: v1.0.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 59a6224ee79e949d798a8cec8cf8d1dd099de5579deff8473be7af124a23aed0 [INFO] running `Command { std: "docker" "start" "-a" "59a6224ee79e949d798a8cec8cf8d1dd099de5579deff8473be7af124a23aed0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "59a6224ee79e949d798a8cec8cf8d1dd099de5579deff8473be7af124a23aed0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "59a6224ee79e949d798a8cec8cf8d1dd099de5579deff8473be7af124a23aed0", kill_on_drop: false }` [INFO] [stdout] 59a6224ee79e949d798a8cec8cf8d1dd099de5579deff8473be7af124a23aed0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Dunmustuse_in_always_ok" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 094962b02d7de08cd540cf0a94bf1813934cdd20d5df4ddf77c560eac84e07ce [INFO] running `Command { std: "docker" "start" "-a" "094962b02d7de08cd540cf0a94bf1813934cdd20d5df4ddf77c560eac84e07ce", kill_on_drop: false }` [INFO] [stderr] Compiling az v1.2.1 [INFO] [stderr] Checking display-interface v0.4.1 [INFO] [stderr] Checking micromath v2.1.0 [INFO] [stderr] Checking byte-slice-cast v0.3.5 [INFO] [stderr] Checking float-cmp v0.9.0 [INFO] [stderr] Checking display-interface-spi v0.4.1 [INFO] [stderr] Checking embedded-graphics-core v0.4.0 [INFO] [stderr] Checking embedded-graphics v0.8.1 [INFO] [stderr] Checking ssd1322_di v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] error: this type will no longer be must used: core::result::Result [INFO] [stdout] --> src/display.rs:273:9 [INFO] [stdout] | [INFO] [stdout] 273 | / Text::with_baseline("|", Point::new(0, 0), text_style, Baseline::Top) [INFO] [stdout] 274 | | .draw(&mut disp) [INFO] [stdout] | |____________________________^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: core::result::Result [INFO] [stdout] --> src/display.rs:312:9 [INFO] [stdout] | [INFO] [stdout] 312 | / Text::with_baseline("A", Point::new(0, 0), text_style, Baseline::Top) [INFO] [stdout] 313 | | .draw(&mut disp) [INFO] [stdout] | |____________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `ssd1322_di` (lib test) due to 4 previous errors [INFO] [stdout] error: this type will no longer be must used: core::result::Result [INFO] [stdout] --> src/display.rs:350:9 [INFO] [stdout] | [INFO] [stdout] 350 | / Text::with_baseline("A", Point::new(1, 5), text_style, Baseline::Top) [INFO] [stdout] 351 | | .draw(&mut disp) [INFO] [stdout] | |____________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: core::result::Result [INFO] [stdout] --> src/display.rs:383:9 [INFO] [stdout] | [INFO] [stdout] 383 | / Text::with_baseline("A", Point::new(255, 0), text_style, Baseline::Top) [INFO] [stdout] 384 | | .draw(&mut disp) [INFO] [stdout] | |____________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "094962b02d7de08cd540cf0a94bf1813934cdd20d5df4ddf77c560eac84e07ce", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "094962b02d7de08cd540cf0a94bf1813934cdd20d5df4ddf77c560eac84e07ce", kill_on_drop: false }` [INFO] [stdout] 094962b02d7de08cd540cf0a94bf1813934cdd20d5df4ddf77c560eac84e07ce