[INFO] cloning repository https://github.com/sdww0/rustOS [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sdww0/rustOS" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsdww0%2FrustOS", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsdww0%2FrustOS'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] fb04359a087c1c565b50ccf677a028ecd2b0819f [INFO] checking sdww0/rustOS against master#db1fb85cff63ad5fffe435e17128f99f9e1d970c for pr-89056 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsdww0%2FrustOS" "/workspace/builds/worker-84/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-84/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/sdww0/rustOS on toolchain db1fb85cff63ad5fffe435e17128f99f9e1d970c [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/sdww0/rustOS [INFO] removed 0 missing tests [INFO] finished tweaking git repo https://github.com/sdww0/rustOS [INFO] tweaked toml for git repo https://github.com/sdww0/rustOS written to /workspace/builds/worker-84/source/Cargo.toml [INFO] crate git repo https://github.com/sdww0/rustOS already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "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] [stderr] Downloading crates ... [INFO] [stderr] Downloaded volatile v0.2.7 [INFO] [stderr] Downloaded uart_16550 v0.2.15 [INFO] [stderr] Downloaded bootloader v0.9.19 [INFO] [stderr] Downloaded x86_64 v0.14.5 [INFO] [stderr] Downloaded pc-keyboard v0.5.1 [INFO] [stderr] Downloaded bit_field v0.10.1 [INFO] [stderr] Downloaded volatile v0.4.4 [INFO] [stderr] Downloaded pic8259 v0.10.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 388b8afee9137e247607501a33d0396cff2d1dd9f5442b4ff8f0cbd547c20b35 [INFO] running `Command { std: "docker" "start" "-a" "388b8afee9137e247607501a33d0396cff2d1dd9f5442b4ff8f0cbd547c20b35", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "388b8afee9137e247607501a33d0396cff2d1dd9f5442b4ff8f0cbd547c20b35", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "388b8afee9137e247607501a33d0396cff2d1dd9f5442b4ff8f0cbd547c20b35", kill_on_drop: false }` [INFO] [stdout] 388b8afee9137e247607501a33d0396cff2d1dd9f5442b4ff8f0cbd547c20b35 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 250057503a4c271eb4fbc50270c5376d1d267b5001e0cddaa53927385c480289 [INFO] running `Command { std: "docker" "start" "-a" "250057503a4c271eb4fbc50270c5376d1d267b5001e0cddaa53927385c480289", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling x86_64 v0.14.5 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Checking bit_field v0.10.1 [INFO] [stderr] Checking volatile v0.4.4 [INFO] [stderr] Compiling bootloader v0.9.19 [INFO] [stderr] Checking volatile v0.2.7 [INFO] [stderr] Checking lock_api v0.4.5 [INFO] [stderr] Checking spin v0.9.2 [INFO] [stderr] Checking uart_16550 v0.2.15 [INFO] [stderr] Checking pic8259 v0.10.2 [INFO] [stderr] Checking blog_os v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/vga_buffer.rs:107:25 [INFO] [stdout] | [INFO] [stdout] 107 | 0x20...0x7e | b'\n' => self.write_byte(byte), [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/vga_buffer.rs:107:25 [INFO] [stdout] | [INFO] [stdout] 107 | 0x20...0x7e | b'\n' => self.write_byte(byte), [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: language item required, but not found: `eh_personality` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `x86_64::instructions::segmentation::set_cs`: use `CS::set_reg()` instead [INFO] [stdout] --> src/gdt.rs:60:9 [INFO] [stdout] | [INFO] [stdout] 60 | set_cs(GDT.1.code_selector); [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `x86_64::instructions::segmentation::set_cs`: use `CS::set_reg()` instead [INFO] [stdout] --> src/gdt.rs:55:45 [INFO] [stdout] | [INFO] [stdout] 55 | use x86_64::instructions::segmentation::set_cs; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `x86_64::instructions::segmentation::set_cs`: use `CS::set_reg()` instead [INFO] [stdout] --> src/gdt.rs:60:9 [INFO] [stdout] | [INFO] [stdout] 60 | set_cs(GDT.1.code_selector); [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `x86_64::instructions::segmentation::set_cs`: use `CS::set_reg()` instead [INFO] [stdout] --> src/gdt.rs:55:45 [INFO] [stdout] | [INFO] [stdout] 55 | use x86_64::instructions::segmentation::set_cs; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `blog_os` due to 2 previous errors; 3 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/vga_buffer.rs:134:9 [INFO] [stdout] | [INFO] [stdout] 134 | writer.write_str("ello! "); [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: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "250057503a4c271eb4fbc50270c5376d1d267b5001e0cddaa53927385c480289", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "250057503a4c271eb4fbc50270c5376d1d267b5001e0cddaa53927385c480289", kill_on_drop: false }` [INFO] [stdout] 250057503a4c271eb4fbc50270c5376d1d267b5001e0cddaa53927385c480289