[INFO] cloning repository https://github.com/geropl/rs-libc-unix-shim
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/geropl/rs-libc-unix-shim" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgeropl%2Frs-libc-unix-shim", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgeropl%2Frs-libc-unix-shim'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 764fd8a32b9f3934186c60430817b4500e86b41c
[INFO] testing geropl/rs-libc-unix-shim against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgeropl%2Frs-libc-unix-shim" "/workspace/builds/worker-101/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-101/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/geropl/rs-libc-unix-shim 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 git repo https://github.com/geropl/rs-libc-unix-shim
[INFO] finished tweaking git repo https://github.com/geropl/rs-libc-unix-shim
[INFO] tweaked toml for git repo https://github.com/geropl/rs-libc-unix-shim written to /workspace/builds/worker-101/source/Cargo.toml
[INFO] crate git repo https://github.com/geropl/rs-libc-unix-shim 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/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] 01c28934424cd4234317ecfc18629adb7570d5a7895db527eb9eb860b9df8585
[INFO] running `Command { std: "docker" "start" "-a" "01c28934424cd4234317ecfc18629adb7570d5a7895db527eb9eb860b9df8585", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "01c28934424cd4234317ecfc18629adb7570d5a7895db527eb9eb860b9df8585", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01c28934424cd4234317ecfc18629adb7570d5a7895db527eb9eb860b9df8585", kill_on_drop: false }`
[INFO] [stdout] 01c28934424cd4234317ecfc18629adb7570d5a7895db527eb9eb860b9df8585
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/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] 23b193c50094c3afa292c440f89e832cf47f7f3583992f18bc23de90c9336cc8
[INFO] running `Command { std: "docker" "start" "-a" "23b193c50094c3afa292c440f89e832cf47f7f3583992f18bc23de90c9336cc8", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syscall v0.2.1
[INFO] [stdout] error: cannot find macro `asm` in this scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syscall-0.2.1/src/platform/linux-x86_64/mod.rs:82:5
[INFO] [stdout]    |
[INFO] [stdout] 82 |     asm!("syscall" : "={rax}"(ret)
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider importing this macro:
[INFO] [stdout]            core::arch::asm
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `asm` in this scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syscall-0.2.1/src/platform/linux-x86_64/mod.rs:70:5
[INFO] [stdout]    |
[INFO] [stdout] 70 |     asm!("syscall" : "={rax}"(ret)
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider importing this macro:
[INFO] [stdout]            core::arch::asm
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `asm` in this scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syscall-0.2.1/src/platform/linux-x86_64/mod.rs:58:5
[INFO] [stdout]    |
[INFO] [stdout] 58 |     asm!("syscall" : "={rax}"(ret)
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider importing this macro:
[INFO] [stdout]            core::arch::asm
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `asm` in this scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syscall-0.2.1/src/platform/linux-x86_64/mod.rs:47:5
[INFO] [stdout]    |
[INFO] [stdout] 47 |     asm!("syscall" : "={rax}"(ret)
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider importing this macro:
[INFO] [stdout]            core::arch::asm
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `asm` in this scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syscall-0.2.1/src/platform/linux-x86_64/mod.rs:37:5
[INFO] [stdout]    |
[INFO] [stdout] 37 |     asm!("syscall" : "={rax}"(ret)
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider importing this macro:
[INFO] [stdout]            core::arch::asm
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `asm` in this scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syscall-0.2.1/src/platform/linux-x86_64/mod.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 |     asm!("syscall" : "={rax}"(ret)
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider importing this macro:
[INFO] [stdout]            core::arch::asm
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `asm` in this scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syscall-0.2.1/src/platform/linux-x86_64/mod.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     asm!("syscall" : "={rax}"(ret)
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider importing this macro:
[INFO] [stdout]            core::arch::asm
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syscall-0.2.1/src/lib.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | #![feature(asm)]
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 8 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `syscall` due to 9 previous errors
[INFO] running `Command { std: "docker" "inspect" "23b193c50094c3afa292c440f89e832cf47f7f3583992f18bc23de90c9336cc8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23b193c50094c3afa292c440f89e832cf47f7f3583992f18bc23de90c9336cc8", kill_on_drop: false }`
[INFO] [stdout] 23b193c50094c3afa292c440f89e832cf47f7f3583992f18bc23de90c9336cc8