[INFO] fetching crate scall 0.2.4...
[INFO] testing scall-0.2.4 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate scall 0.2.4 into /workspace/builds/worker-28/source
[INFO] validating manifest of crates.io crate scall 0.2.4 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate scall 0.2.4
[INFO] finished tweaking crates.io crate scall 0.2.4
[INFO] tweaked toml for crates.io crate scall 0.2.4 written to /workspace/builds/worker-28/source/Cargo.toml
[INFO] crate crates.io crate scall 0.2.4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5e569805b67b222eb66b40c3256327e043ad400295eadbbe5dd464a1fa848af8
[INFO] running `Command { std: "docker" "start" "-a" "5e569805b67b222eb66b40c3256327e043ad400295eadbbe5dd464a1fa848af8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5e569805b67b222eb66b40c3256327e043ad400295eadbbe5dd464a1fa848af8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e569805b67b222eb66b40c3256327e043ad400295eadbbe5dd464a1fa848af8", kill_on_drop: false }`
[INFO] [stdout] 5e569805b67b222eb66b40c3256327e043ad400295eadbbe5dd464a1fa848af8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f270cc158388c2b7721b1921a10e5fceec6deef4b13779c59da98a4592490c4f
[INFO] running `Command { std: "docker" "start" "-a" "f270cc158388c2b7721b1921a10e5fceec6deef4b13779c59da98a4592490c4f", kill_on_drop: false }`
[INFO] [stderr]    Compiling scall v0.2.4 (/opt/rustwide/workdir)
[INFO] [stdout] error: cannot find macro `asm` in this scope
[INFO] [stdout]    --> src/platform/linux-x86_64/mod.rs:113:5
[INFO] [stdout]     |
[INFO] [stdout] 113 |     asm!(
[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]   --> src/platform/linux-x86_64/mod.rs:88:5
[INFO] [stdout]    |
[INFO] [stdout] 88 |     asm!(
[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]   --> src/platform/linux-x86_64/mod.rs:72:5
[INFO] [stdout]    |
[INFO] [stdout] 72 |     asm!(
[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]   --> src/platform/linux-x86_64/mod.rs:57:5
[INFO] [stdout]    |
[INFO] [stdout] 57 |     asm!(
[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]   --> src/platform/linux-x86_64/mod.rs:43:5
[INFO] [stdout]    |
[INFO] [stdout] 43 |     asm!(
[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]   --> src/platform/linux-x86_64/mod.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 |     asm!(
[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]   --> src/platform/linux-x86_64/mod.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     asm!(
[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]   --> src/lib.rs:28:1
[INFO] [stdout]    |
[INFO] [stdout] 28 | #![feature(llvm_asm)]
[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:29:1
[INFO] [stdout]    |
[INFO] [stdout] 29 | #![feature(asm)]
[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:30:1
[INFO] [stdout]    |
[INFO] [stdout] 30 | #![feature(doc_cfg)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 10 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 `scall` due to 11 previous errors
[INFO] running `Command { std: "docker" "inspect" "f270cc158388c2b7721b1921a10e5fceec6deef4b13779c59da98a4592490c4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f270cc158388c2b7721b1921a10e5fceec6deef4b13779c59da98a4592490c4f", kill_on_drop: false }`
[INFO] [stdout] f270cc158388c2b7721b1921a10e5fceec6deef4b13779c59da98a4592490c4f