[INFO] cloning repository https://github.com/pacificDeveloperPrakhar/OS_using_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pacificDeveloperPrakhar/OS_using_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FpacificDeveloperPrakhar%2FOS_using_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FpacificDeveloperPrakhar%2FOS_using_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 084e0cfb65f0f530c71db76a895ec938616967fb
[INFO] testing pacificDeveloperPrakhar/OS_using_rust against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FpacificDeveloperPrakhar%2FOS_using_rust" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-6-tc1/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-6-tc1/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/pacificDeveloperPrakhar/OS_using_rust
[INFO] finished tweaking git repo https://github.com/pacificDeveloperPrakhar/OS_using_rust
[INFO] tweaked toml for git repo https://github.com/pacificDeveloperPrakhar/OS_using_rust written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/pacificDeveloperPrakhar/OS_using_rust on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/pacificDeveloperPrakhar/OS_using_rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded uart_16550 v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fcae5a5376180faa48d15f4776245221fa3a50655bacf7e78eb0ade69c72ec4a
[INFO] running `Command { std: "docker" "start" "-a" "fcae5a5376180faa48d15f4776245221fa3a50655bacf7e78eb0ade69c72ec4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fcae5a5376180faa48d15f4776245221fa3a50655bacf7e78eb0ade69c72ec4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fcae5a5376180faa48d15f4776245221fa3a50655bacf7e78eb0ade69c72ec4a", kill_on_drop: false }`
[INFO] [stdout] fcae5a5376180faa48d15f4776245221fa3a50655bacf7e78eb0ade69c72ec4a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e79419a7e9f546552cc4b54863c234e525c827053ea33e6aabe0309d17ebbf44
[INFO] running `Command { std: "docker" "start" "-a" "e79419a7e9f546552cc4b54863c234e525c827053ea33e6aabe0309d17ebbf44", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustversion v1.0.22
[INFO] [stderr]    Compiling bit_field v0.10.3
[INFO] [stderr]    Compiling x86 v0.52.0
[INFO] [stderr]    Compiling bitflags v2.9.3
[INFO] [stderr]    Compiling bootloader v0.9.32
[INFO] [stderr]    Compiling raw-cpuid v10.7.0
[INFO] [stderr]    Compiling volatile v0.4.6
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling volatile v0.2.7
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling x86_64 v0.15.2
[INFO] [stderr]    Compiling uart_16550 v0.4.0
[INFO] [stderr]    Compiling os_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: unwinding panics are not supported without std
[INFO] [stdout]   |
[INFO] [stdout]   = help: using nightly cargo, use -Zbuild-std with panic="abort" to avoid unwinding
[INFO] [stdout]   = note: since the core library is usually precompiled with panic="unwind", rebuilding your crate with panic="abort" may not be enough to fix the problem
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `asm_const` has been stable since 1.82.0 and no longer requires an attribute to enable
[INFO] [stdout]   --> src/main.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | #![feature(asm_const)]
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `os_rust` (bin "os_rust") due to 1 previous error; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "e79419a7e9f546552cc4b54863c234e525c827053ea33e6aabe0309d17ebbf44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e79419a7e9f546552cc4b54863c234e525c827053ea33e6aabe0309d17ebbf44", kill_on_drop: false }`
[INFO] [stdout] e79419a7e9f546552cc4b54863c234e525c827053ea33e6aabe0309d17ebbf44