[INFO] fetching crate xtensa-lx6 0.2.0...
[INFO] testing xtensa-lx6-0.2.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate xtensa-lx6 0.2.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate xtensa-lx6 0.2.0 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate xtensa-lx6 0.2.0
[INFO] finished tweaking crates.io crate xtensa-lx6 0.2.0
[INFO] tweaked toml for crates.io crate xtensa-lx6 0.2.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5d6b0d09fafda8acd7f3171d09a19321ad0f9bbd5fffe1a819c04a42b9db5837
[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" "5d6b0d09fafda8acd7f3171d09a19321ad0f9bbd5fffe1a819c04a42b9db5837", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5d6b0d09fafda8acd7f3171d09a19321ad0f9bbd5fffe1a819c04a42b9db5837", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d6b0d09fafda8acd7f3171d09a19321ad0f9bbd5fffe1a819c04a42b9db5837", kill_on_drop: false }`
[INFO] [stdout] 5d6b0d09fafda8acd7f3171d09a19321ad0f9bbd5fffe1a819c04a42b9db5837
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f90987c34e426ecbc8d0f275d82e3f6abb0ab359a712f39a1545675f5e072513
[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" "f90987c34e426ecbc8d0f275d82e3f6abb0ab359a712f39a1545675f5e072513", kill_on_drop: false }`
[INFO] [stderr]    Compiling xtensa-lx6 v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling mutex-trait v0.2.0
[INFO] [stderr]    Compiling r0 v1.0.0
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(llvm_asm)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `llvm_asm`: will be removed from the compiler, use asm! instead
[INFO] [stdout]   --> src/interrupt.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 28 |     llvm_asm!("
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `llvm_asm`: will be removed from the compiler, use asm! instead
[INFO] [stdout]   --> src/interrupt.rs:41:9
[INFO] [stdout]    |
[INFO] [stdout] 41 |         llvm_asm!("
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `llvm_asm`: will be removed from the compiler, use asm! instead
[INFO] [stdout]   --> src/interrupt.rs:61:5
[INFO] [stdout]    |
[INFO] [stdout] 61 |     llvm_asm!("
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `llvm_asm`: will be removed from the compiler, use asm! instead
[INFO] [stdout]   --> src/interrupt.rs:75:14
[INFO] [stdout]    |
[INFO] [stdout] 75 |     unsafe { llvm_asm!("rsr.intenable $0" : "=r"(mask) ) };
[INFO] [stdout]    |              ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `llvm_asm`: will be removed from the compiler, use asm! instead
[INFO] [stdout]   --> src/interrupt.rs:84:9
[INFO] [stdout]    |
[INFO] [stdout] 84 |         llvm_asm!("rsr.interrupt $0":"=r"(mask):::"volatile");
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `llvm_asm`: will be removed from the compiler, use asm! instead
[INFO] [stdout]   --> src/interrupt.rs:94:5
[INFO] [stdout]    |
[INFO] [stdout] 94 |     llvm_asm!("wsr.interrupt $0"::"r"(mask)::"volatile");
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `llvm_asm`: will be removed from the compiler, use asm! instead
[INFO] [stdout]    --> src/interrupt.rs:102:5
[INFO] [stdout]     |
[INFO] [stdout] 102 |     llvm_asm!("wsr.intclear $0"::"r"(mask)::"volatile");
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `llvm_asm`: will be removed from the compiler, use asm! instead
[INFO] [stdout]    --> src/interrupt.rs:109:14
[INFO] [stdout]     |
[INFO] [stdout] 109 |     unsafe { llvm_asm!("rsr.ps $0":"=r"(ps):::"volatile") };
[INFO] [stdout]     |              ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `llvm_asm`: will be removed from the compiler, use asm! instead
[INFO] [stdout]  --> src/timer.rs:6:14
[INFO] [stdout]   |
[INFO] [stdout] 6 |     unsafe { llvm_asm!("rsr.ccompare0 $0" : "=r"(x) ::: "volatile" ) };
[INFO] [stdout]   |              ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `llvm_asm`: will be removed from the compiler, use asm! instead
[INFO] [stdout]   --> src/timer.rs:12:14
[INFO] [stdout]    |
[INFO] [stdout] 12 |     unsafe { llvm_asm!("rsr.ccompare1 $0" : "=r"(x) ::: "volatile" ) };
[INFO] [stdout]    |              ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `llvm_asm`: will be removed from the compiler, use asm! instead
[INFO] [stdout]   --> src/timer.rs:18:14
[INFO] [stdout]    |
[INFO] [stdout] 18 |     unsafe { llvm_asm!("rsr.ccompare2 $0" : "=r"(x) ::: "volatile" ) };
[INFO] [stdout]    |              ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `llvm_asm`: will be removed from the compiler, use asm! instead
[INFO] [stdout]   --> src/timer.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 25 |         llvm_asm!("
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `llvm_asm`: will be removed from the compiler, use asm! instead
[INFO] [stdout]   --> src/timer.rs:34:9
[INFO] [stdout]    |
[INFO] [stdout] 34 |         llvm_asm!("
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `llvm_asm`: will be removed from the compiler, use asm! instead
[INFO] [stdout]   --> src/timer.rs:43:9
[INFO] [stdout]    |
[INFO] [stdout] 43 |         llvm_asm!("
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `llvm_asm`: will be removed from the compiler, use asm! instead
[INFO] [stdout]   --> src/timer.rs:54:14
[INFO] [stdout]    |
[INFO] [stdout] 54 |     unsafe { llvm_asm!("rsr.ccount $0" : "=r"(x) ::: "volatile" ) };
[INFO] [stdout]    |              ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `llvm_asm`: will be removed from the compiler, use asm! instead
[INFO] [stdout]   --> src/lib.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     llvm_asm!("wsr.vecbase $0" ::"r"(base) :: "volatile");
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `llvm_asm`: will be removed from the compiler, use asm! instead
[INFO] [stdout]   --> src/lib.rs:21:14
[INFO] [stdout]    |
[INFO] [stdout] 21 |     unsafe { llvm_asm!("mov $0,sp" : "=r"(x) ::: "volatile") };
[INFO] [stdout]    |              ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `llvm_asm`: will be removed from the compiler, use asm! instead
[INFO] [stdout]   --> src/lib.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 |     llvm_asm!("
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `llvm_asm`: will be removed from the compiler, use asm! instead
[INFO] [stdout]   --> src/lib.rs:45:9
[INFO] [stdout]    |
[INFO] [stdout] 45 |         llvm_asm!("
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `llvm_asm`: will be removed from the compiler, use asm! instead
[INFO] [stdout]   --> src/lib.rs:61:14
[INFO] [stdout]    |
[INFO] [stdout] 61 |     unsafe { llvm_asm!("rsr.prid $0" : "=r"(x) ::: "volatile") };
[INFO] [stdout]    |              ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `llvm_asm`: will be removed from the compiler, use asm! instead
[INFO] [stdout]   --> src/lib.rs:72:14
[INFO] [stdout]    |
[INFO] [stdout] 72 |     unsafe { llvm_asm!("rer $0,$1" : "=r"(x): "r"(XDM_OCD_DCR_SET) :: "volatile" ) };
[INFO] [stdout]    |              ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `llvm_asm`: will be removed from the compiler, use asm! instead
[INFO] [stdout]   --> src/lib.rs:79:14
[INFO] [stdout]    |
[INFO] [stdout] 79 |     unsafe { llvm_asm!("break 1,15"::::"volatile") };
[INFO] [stdout]    |              ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 22 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `xtensa-lx6` due to 2 previous errors; 22 warnings emitted
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f90987c34e426ecbc8d0f275d82e3f6abb0ab359a712f39a1545675f5e072513", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f90987c34e426ecbc8d0f275d82e3f6abb0ab359a712f39a1545675f5e072513", kill_on_drop: false }`
[INFO] [stdout] f90987c34e426ecbc8d0f275d82e3f6abb0ab359a712f39a1545675f5e072513