[INFO] cloning repository https://github.com/johshoff/concurrent_queue
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/johshoff/concurrent_queue" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjohshoff%2Fconcurrent_queue", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjohshoff%2Fconcurrent_queue'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d517cfdfacb538416ba97a03e1af1381b81de510
[INFO] testing johshoff/concurrent_queue against 1.54.0 for beta-1.55-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjohshoff%2Fconcurrent_queue" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/johshoff/concurrent_queue 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 git repo https://github.com/johshoff/concurrent_queue
[INFO] finished tweaking git repo https://github.com/johshoff/concurrent_queue
[INFO] tweaked toml for git repo https://github.com/johshoff/concurrent_queue written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/johshoff/concurrent_queue already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] aa6b54c153fa5e4280120cb2403390f2cf9d12ab18d0ea9f2d20efe8481dec7f
[INFO] running `Command { std: "docker" "start" "-a" "aa6b54c153fa5e4280120cb2403390f2cf9d12ab18d0ea9f2d20efe8481dec7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aa6b54c153fa5e4280120cb2403390f2cf9d12ab18d0ea9f2d20efe8481dec7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa6b54c153fa5e4280120cb2403390f2cf9d12ab18d0ea9f2d20efe8481dec7f", kill_on_drop: false }`
[INFO] [stdout] aa6b54c153fa5e4280120cb2403390f2cf9d12ab18d0ea9f2d20efe8481dec7f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] ece73de9af32e7601b544fb5b0d59db4c08bf9d2f7894ccbbcb2e40877f9cb33
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ece73de9af32e7601b544fb5b0d59db4c08bf9d2f7894ccbbcb2e40877f9cb33", kill_on_drop: false }`
[INFO] [stderr]    Compiling concurrent_queue v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: the legacy LLVM-style asm! syntax is no longer supported
[INFO] [stdout]   --> src/atomics/x86.rs:6:9
[INFO] [stdout]    |
[INFO] [stdout] 6  |           asm!("LOCK CMPXCHG qword ptr [RCX], RBX"
[INFO] [stdout]    |           ^---
[INFO] [stdout]    |           |
[INFO] [stdout]    |  _________help: replace with: `llvm_asm!`
[INFO] [stdout]    | |
[INFO] [stdout] 7  | |              : "={rax}"(value_at_dest)   // output
[INFO] [stdout] 8  | |
[INFO] [stdout] 9  | |              : "{rbx}"(new_value),
[INFO] [stdout] ...  |
[INFO] [stdout] 15 | |              : "intel"                   // options
[INFO] [stdout] 16 | |         );
[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]   --> src/atomics/x86.rs:38:9
[INFO] [stdout]    |
[INFO] [stdout] 38 |           asm!("LOCK CMPXCHG16B [R8]"
[INFO] [stdout]    |           ^---
[INFO] [stdout]    |           |
[INFO] [stdout]    |  _________help: replace with: `llvm_asm!`
[INFO] [stdout]    | |
[INFO] [stdout] 39 | |              : "={rax}"(value_at_dest_high), // output
[INFO] [stdout] 40 | |                "={rdx}"(value_at_dest_low)
[INFO] [stdout] 41 | |
[INFO] [stdout] ...  |
[INFO] [stdout] 50 | |              : "intel"                       // options
[INFO] [stdout] 51 | |         );
[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]   --> src/atomics/x86.rs:64:9
[INFO] [stdout]    |
[INFO] [stdout] 64 |           asm!("LOCK XADD qword ptr [RCX], RBX"
[INFO] [stdout]    |           ^---
[INFO] [stdout]    |           |
[INFO] [stdout]    |  _________help: replace with: `llvm_asm!`
[INFO] [stdout]    | |
[INFO] [stdout] 65 | |              : "={rbx}"(value_at_dest)   // output
[INFO] [stdout] 66 | |
[INFO] [stdout] 67 | |              : "{rbx}"(addend),          // input
[INFO] [stdout] ...  |
[INFO] [stdout] 72 | |              : "intel"                   // options
[INFO] [stdout] 73 | |         );
[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]   --> src/atomics/x86.rs:82:9
[INFO] [stdout]    |
[INFO] [stdout] 82 |           asm!("LOCK BTS qword ptr [RCX], 63"
[INFO] [stdout]    |           ^---
[INFO] [stdout]    |           |
[INFO] [stdout]    |  _________help: replace with: `llvm_asm!`
[INFO] [stdout]    | |
[INFO] [stdout] 83 | |              :                                 // output
[INFO] [stdout] 84 | |              : "{rcx}"(destination)            // input
[INFO] [stdout] 85 | |              : "rbx", "memory"                 // clobbers
[INFO] [stdout] 86 | |              : "intel"                         // options
[INFO] [stdout] 87 | |         );
[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]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(asm)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/crq.rs:48:47
[INFO] [stdout]    |
[INFO] [stdout] 48 |             let mut ring: [Node; RING_SIZE] = mem::uninitialized();
[INFO] [stdout]    |                                               ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `concurrent_queue`
[INFO] [stdout] error: aborting due to 5 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "ece73de9af32e7601b544fb5b0d59db4c08bf9d2f7894ccbbcb2e40877f9cb33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ece73de9af32e7601b544fb5b0d59db4c08bf9d2f7894ccbbcb2e40877f9cb33", kill_on_drop: false }`
[INFO] [stdout] ece73de9af32e7601b544fb5b0d59db4c08bf9d2f7894ccbbcb2e40877f9cb33
