[INFO] cloning repository https://github.com/ToyVo/rulos [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ToyVo/rulos" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FToyVo%2Frulos", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FToyVo%2Frulos'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 6511e0a22d28d5f4e7951b343fa2c3f9ef618759 [INFO] checking ToyVo/rulos against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FToyVo%2Frulos" "/workspace/builds/worker-2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ToyVo/rulos on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-2/source/.cargo/config.toml [INFO] removed /workspace/builds/worker-2/source/rust-toolchain [INFO] started tweaking git repo https://github.com/ToyVo/rulos [INFO] removed 0 missing tests [INFO] finished tweaking git repo https://github.com/ToyVo/rulos [INFO] tweaked toml for git repo https://github.com/ToyVo/rulos written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/ToyVo/rulos already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded uart_16550 v0.2.14 [INFO] [stderr] Downloaded x86_64 v0.14.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d0b5d2fbd1f70701655995a3b9bbdecf19a5662a2bfdc2e42c22e2a6f4faa271 [INFO] running `Command { std: "docker" "start" "-a" "d0b5d2fbd1f70701655995a3b9bbdecf19a5662a2bfdc2e42c22e2a6f4faa271", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d0b5d2fbd1f70701655995a3b9bbdecf19a5662a2bfdc2e42c22e2a6f4faa271", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d0b5d2fbd1f70701655995a3b9bbdecf19a5662a2bfdc2e42c22e2a6f4faa271", kill_on_drop: false }` [INFO] [stdout] d0b5d2fbd1f70701655995a3b9bbdecf19a5662a2bfdc2e42c22e2a6f4faa271 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3caa9b72975fddc845e67fba32e1156810757258e2fc15c149ab02e22918f158 [INFO] running `Command { std: "docker" "start" "-a" "3caa9b72975fddc845e67fba32e1156810757258e2fc15c149ab02e22918f158", kill_on_drop: false }` [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling x86_64 v0.14.2 [INFO] [stderr] Compiling bootloader v0.9.17 [INFO] [stderr] Checking volatile v0.4.4 [INFO] [stderr] Checking spin v0.5.2 [INFO] [stderr] Checking volatile v0.2.7 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking uart_16550 v0.2.14 [INFO] [stderr] Checking rulos v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `Write` is imported redundantly [INFO] [stdout] --> src/serial.rs:16:9 [INFO] [stdout] | [INFO] [stdout] 1 | use core::fmt::{Arguments, Write}; [INFO] [stdout] | ----- the item `Write` is already imported here [INFO] [stdout] ... [INFO] [stdout] 16 | use Write; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Write` is imported redundantly [INFO] [stdout] --> src/vga_buffer.rs:169:9 [INFO] [stdout] | [INFO] [stdout] 1 | use core::fmt::{Arguments, Result, Write}; [INFO] [stdout] | ----- the item `Write` is already imported here [INFO] [stdout] ... [INFO] [stdout] 169 | use Write; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Write` is imported redundantly [INFO] [stdout] --> src/serial.rs:16:9 [INFO] [stdout] | [INFO] [stdout] 1 | use core::fmt::{Arguments, Write}; [INFO] [stdout] | ----- the item `Write` is already imported here [INFO] [stdout] ... [INFO] [stdout] 16 | use Write; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Write` is imported redundantly [INFO] [stdout] --> src/vga_buffer.rs:169:9 [INFO] [stdout] | [INFO] [stdout] 1 | use core::fmt::{Arguments, Result, Write}; [INFO] [stdout] | ----- the item `Write` is already imported here [INFO] [stdout] ... [INFO] [stdout] 169 | use Write; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: language item required, but not found: `eh_personality` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `rulos` due to 2 previous errors; 2 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "3caa9b72975fddc845e67fba32e1156810757258e2fc15c149ab02e22918f158", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3caa9b72975fddc845e67fba32e1156810757258e2fc15c149ab02e22918f158", kill_on_drop: false }` [INFO] [stdout] 3caa9b72975fddc845e67fba32e1156810757258e2fc15c149ab02e22918f158