[INFO] fetching crate mmalloc 0.1.0...
[INFO] testing mmalloc-0.1.0 against 1.54.0 for beta-1.55-1
[INFO] extracting crate mmalloc 0.1.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate mmalloc 0.1.0 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mmalloc 0.1.0
[INFO] finished tweaking crates.io crate mmalloc 0.1.0
[INFO] tweaked toml for crates.io crate mmalloc 0.1.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 80b809dd83d377be734355e5c382af0568d5fbb83d2ded449384202ccd0e0d0b
[INFO] running `Command { std: "docker" "start" "-a" "80b809dd83d377be734355e5c382af0568d5fbb83d2ded449384202ccd0e0d0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "80b809dd83d377be734355e5c382af0568d5fbb83d2ded449384202ccd0e0d0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80b809dd83d377be734355e5c382af0568d5fbb83d2ded449384202ccd0e0d0b", kill_on_drop: false }`
[INFO] [stdout] 80b809dd83d377be734355e5c382af0568d5fbb83d2ded449384202ccd0e0d0b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 42c8684d9991a4fe34e471d833213cdcc2953ac8e388da44b2db8644c283bd3c
[INFO] running `Command { std: "docker" "start" "-a" "42c8684d9991a4fe34e471d833213cdcc2953ac8e388da44b2db8644c283bd3c", kill_on_drop: false }`
[INFO] [stderr]    Compiling sc v0.1.5
[INFO] [stdout] error: the legacy LLVM-style asm! syntax is no longer supported
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/sc-0.1.5/src/platform/linux-x86_64/mod.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |       asm!("syscall"
[INFO] [stdout]    |       ^---
[INFO] [stdout]    |       |
[INFO] [stdout]    |  _____help: replace with: `llvm_asm!`
[INFO] [stdout]    | |
[INFO] [stdout] 17 | |          : "+{rax}"(n)
[INFO] [stdout] 18 | |          :
[INFO] [stdout] 19 | |          : "rcx", "r11", "memory"
[INFO] [stdout] 20 | |          : "volatile");
[INFO] [stdout]    | |_______________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider migrating to the new asm! syntax specified in RFC 2873
[INFO] [stdout]    = note: alternatively, switch to llvm_asm! to keep your code working as it is
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the legacy LLVM-style asm! syntax is no longer supported
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/sc-0.1.5/src/platform/linux-x86_64/mod.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 |       asm!("syscall"
[INFO] [stdout]    |       ^---
[INFO] [stdout]    |       |
[INFO] [stdout]    |  _____help: replace with: `llvm_asm!`
[INFO] [stdout]    | |
[INFO] [stdout] 27 | |          : "+{rax}"(n)
[INFO] [stdout] 28 | |          : "{rdi}"(a1)
[INFO] [stdout] 29 | |          : "rcx", "r11", "memory"
[INFO] [stdout] 30 | |          : "volatile");
[INFO] [stdout]    | |_______________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider migrating to the new asm! syntax specified in RFC 2873
[INFO] [stdout]    = note: alternatively, switch to llvm_asm! to keep your code working as it is
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the legacy LLVM-style asm! syntax is no longer supported
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/sc-0.1.5/src/platform/linux-x86_64/mod.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 36 |       asm!("syscall"
[INFO] [stdout]    |       ^---
[INFO] [stdout]    |       |
[INFO] [stdout]    |  _____help: replace with: `llvm_asm!`
[INFO] [stdout]    | |
[INFO] [stdout] 37 | |          : "+{rax}"(n)
[INFO] [stdout] 38 | |          : "{rdi}"(a1) "{rsi}"(a2)
[INFO] [stdout] 39 | |          : "rcx", "r11", "memory"
[INFO] [stdout] 40 | |          : "volatile");
[INFO] [stdout]    | |_______________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider migrating to the new asm! syntax specified in RFC 2873
[INFO] [stdout]    = note: alternatively, switch to llvm_asm! to keep your code working as it is
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the legacy LLVM-style asm! syntax is no longer supported
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/sc-0.1.5/src/platform/linux-x86_64/mod.rs:46:5
[INFO] [stdout]    |
[INFO] [stdout] 46 |       asm!("syscall"
[INFO] [stdout]    |       ^---
[INFO] [stdout]    |       |
[INFO] [stdout]    |  _____help: replace with: `llvm_asm!`
[INFO] [stdout]    | |
[INFO] [stdout] 47 | |          : "+{rax}"(n)
[INFO] [stdout] 48 | |          : "{rdi}"(a1) "{rsi}"(a2) "{rdx}"(a3)
[INFO] [stdout] 49 | |          : "rcx", "r11", "memory"
[INFO] [stdout] 50 | |          : "volatile");
[INFO] [stdout]    | |_______________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider migrating to the new asm! syntax specified in RFC 2873
[INFO] [stdout]    = note: alternatively, switch to llvm_asm! to keep your code working as it is
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the legacy LLVM-style asm! syntax is no longer supported
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/sc-0.1.5/src/platform/linux-x86_64/mod.rs:61:5
[INFO] [stdout]    |
[INFO] [stdout] 61 |       asm!("syscall"
[INFO] [stdout]    |       ^---
[INFO] [stdout]    |       |
[INFO] [stdout]    |  _____help: replace with: `llvm_asm!`
[INFO] [stdout]    | |
[INFO] [stdout] 62 | |          : "+{rax}"(n)
[INFO] [stdout] 63 | |          : "{rdi}"(a1) "{rsi}"(a2) "{rdx}"(a3) "{r10}"(a4)
[INFO] [stdout] 64 | |          : "rcx", "r11", "memory"
[INFO] [stdout] 65 | |          : "volatile");
[INFO] [stdout]    | |_______________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider migrating to the new asm! syntax specified in RFC 2873
[INFO] [stdout]    = note: alternatively, switch to llvm_asm! to keep your code working as it is
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the legacy LLVM-style asm! syntax is no longer supported
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/sc-0.1.5/src/platform/linux-x86_64/mod.rs:77:5
[INFO] [stdout]    |
[INFO] [stdout] 77 |       asm!("syscall"
[INFO] [stdout]    |       ^---
[INFO] [stdout]    |       |
[INFO] [stdout]    |  _____help: replace with: `llvm_asm!`
[INFO] [stdout]    | |
[INFO] [stdout] 78 | |          : "+{rax}"(n)
[INFO] [stdout] 79 | |          : "{rdi}"(a1) "{rsi}"(a2) "{rdx}"(a3) "{r10}"(a4) "{r8}"(a5)
[INFO] [stdout] 80 | |          : "rcx", "r11", "memory"
[INFO] [stdout] 81 | |          : "volatile");
[INFO] [stdout]    | |_______________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider migrating to the new asm! syntax specified in RFC 2873
[INFO] [stdout]    = note: alternatively, switch to llvm_asm! to keep your code working as it is
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the legacy LLVM-style asm! syntax is no longer supported
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/sc-0.1.5/src/platform/linux-x86_64/mod.rs:94:5
[INFO] [stdout]    |
[INFO] [stdout] 94 |       asm!("syscall"
[INFO] [stdout]    |       ^---
[INFO] [stdout]    |       |
[INFO] [stdout]    |  _____help: replace with: `llvm_asm!`
[INFO] [stdout]    | |
[INFO] [stdout] 95 | |          : "+{rax}"(n)
[INFO] [stdout] 96 | |          : "{rdi}"(a1) "{rsi}"(a2) "{rdx}"(a3) "{r10}"(a4) "{r8}"(a5)"{r9}"(a6)
[INFO] [stdout] 97 | |          : "rcx", "r11", "memory"
[INFO] [stdout] 98 | |          : "volatile");
[INFO] [stdout]    | |_______________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider migrating to the new asm! syntax specified in RFC 2873
[INFO] [stdout]    = note: alternatively, switch to llvm_asm! to keep your code working as it is
[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/sc-0.1.5/src/lib.rs:15:1
[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 `sc`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "42c8684d9991a4fe34e471d833213cdcc2953ac8e388da44b2db8644c283bd3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42c8684d9991a4fe34e471d833213cdcc2953ac8e388da44b2db8644c283bd3c", kill_on_drop: false }`
[INFO] [stdout] 42c8684d9991a4fe34e471d833213cdcc2953ac8e388da44b2db8644c283bd3c
