[INFO] fetching crate ralloc 1.0.0...
[INFO] documenting ralloc-1.0.0 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate ralloc 1.0.0 into /workspace/builds/worker-34/source
[INFO] validating manifest of crates.io crate ralloc 1.0.0 on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ralloc 1.0.0
[INFO] finished tweaking crates.io crate ralloc 1.0.0
[INFO] tweaked toml for crates.io crate ralloc 1.0.0 written to /workspace/builds/worker-34/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded clippy_lints v0.0.85
[INFO] [stderr]   Downloaded clippy v0.0.85
[INFO] [stderr]   Downloaded unborrow v0.3.1
[INFO] [stderr]   Downloaded ralloc_shim v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3f3b8a294a9afe4a206a8d71dcadb27bb236af265707b400e5fc9df584716aff
[INFO] running `Command { std: "docker" "start" "-a" "3f3b8a294a9afe4a206a8d71dcadb27bb236af265707b400e5fc9df584716aff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3f3b8a294a9afe4a206a8d71dcadb27bb236af265707b400e5fc9df584716aff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f3b8a294a9afe4a206a8d71dcadb27bb236af265707b400e5fc9df584716aff", kill_on_drop: false }`
[INFO] [stdout] 3f3b8a294a9afe4a206a8d71dcadb27bb236af265707b400e5fc9df584716aff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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" "RUSTDOCFLAGS=--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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b1fb7ba750038f8e8c681213a233ff1c7a48a13d2a13ff5a389c04ec6a6ead9a
[INFO] running `Command { std: "docker" "start" "-a" "b1fb7ba750038f8e8c681213a233ff1c7a48a13d2a13ff5a389c04ec6a6ead9a", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling nom v1.2.4
[INFO] [stderr]    Compiling regex-syntax v0.3.9
[INFO] [stderr]    Compiling quine-mc_cluskey v0.2.4
[INFO] [stderr]     Checking syscall v0.2.1
[INFO] [stderr]     Checking unborrow v0.3.1
[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 stable 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] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "b1fb7ba750038f8e8c681213a233ff1c7a48a13d2a13ff5a389c04ec6a6ead9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1fb7ba750038f8e8c681213a233ff1c7a48a13d2a13ff5a389c04ec6a6ead9a", kill_on_drop: false }`
[INFO] [stdout] b1fb7ba750038f8e8c681213a233ff1c7a48a13d2a13ff5a389c04ec6a6ead9a