[INFO] fetching crate system-call 0.1.3...
[INFO] testing system-call-0.1.3 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate system-call 0.1.3 into /workspace/builds/worker-20/source
[INFO] validating manifest of crates.io crate system-call 0.1.3 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate system-call 0.1.3
[INFO] finished tweaking crates.io crate system-call 0.1.3
[INFO] tweaked toml for crates.io crate system-call 0.1.3 written to /workspace/builds/worker-20/source/Cargo.toml
[INFO] crate crates.io crate system-call 0.1.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--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-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 98d1d8be88bbf96c0a2778ab2ad4ed1ea86f4e3d50f19faac29f822fe3502ee4
[INFO] running `Command { std: "docker" "start" "-a" "98d1d8be88bbf96c0a2778ab2ad4ed1ea86f4e3d50f19faac29f822fe3502ee4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "98d1d8be88bbf96c0a2778ab2ad4ed1ea86f4e3d50f19faac29f822fe3502ee4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98d1d8be88bbf96c0a2778ab2ad4ed1ea86f4e3d50f19faac29f822fe3502ee4", kill_on_drop: false }`
[INFO] [stdout] 98d1d8be88bbf96c0a2778ab2ad4ed1ea86f4e3d50f19faac29f822fe3502ee4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dd03670f0c67686a03e419c164a9efdd7bc65a373f4b7c2953d709108a2a8753
[INFO] running `Command { std: "docker" "start" "-a" "dd03670f0c67686a03e419c164a9efdd7bc65a373f4b7c2953d709108a2a8753", kill_on_drop: false }`
[INFO] [stderr]    Compiling system-call v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] error: cannot find macro `llvm_asm` in this scope
[INFO] [stdout]   --> src/platform/linux-x86_64/mod.rs:94:5
[INFO] [stdout]    |
[INFO] [stdout] 94 |     llvm_asm!("syscall"
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `llvm_asm` in this scope
[INFO] [stdout]   --> src/platform/linux-x86_64/mod.rs:77:5
[INFO] [stdout]    |
[INFO] [stdout] 77 |     llvm_asm!("syscall"
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `llvm_asm` in this scope
[INFO] [stdout]   --> src/platform/linux-x86_64/mod.rs:61:5
[INFO] [stdout]    |
[INFO] [stdout] 61 |     llvm_asm!("syscall"
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `llvm_asm` in this scope
[INFO] [stdout]   --> src/platform/linux-x86_64/mod.rs:46:5
[INFO] [stdout]    |
[INFO] [stdout] 46 |     llvm_asm!("syscall"
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `llvm_asm` in this scope
[INFO] [stdout]   --> src/platform/linux-x86_64/mod.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 36 |     llvm_asm!("syscall"
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `llvm_asm` in this scope
[INFO] [stdout]   --> src/platform/linux-x86_64/mod.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 |     llvm_asm!("syscall"
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `llvm_asm` in this scope
[INFO] [stdout]   --> src/platform/linux-x86_64/mod.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     llvm_asm!("syscall"
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> src/lib.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | #![feature(llvm_asm)]
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `llvm_asm`
[INFO] [stdout]   --> src/lib.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | #![feature(llvm_asm)]
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 9 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0554, E0635.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `system-call` due to 10 previous errors
[INFO] running `Command { std: "docker" "inspect" "dd03670f0c67686a03e419c164a9efdd7bc65a373f4b7c2953d709108a2a8753", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd03670f0c67686a03e419c164a9efdd7bc65a373f4b7c2953d709108a2a8753", kill_on_drop: false }`
[INFO] [stdout] dd03670f0c67686a03e419c164a9efdd7bc65a373f4b7c2953d709108a2a8753