[INFO] crate rustc-ap-rustc_span 654.0.0 is already in cache
[INFO] checking rustc-ap-rustc_span-654.0.0 against master#6d69caba110c0c2fb90180df1cbc8be5033b91d4 for pr-69530
[INFO] extracting crate rustc-ap-rustc_span 654.0.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate rustc-ap-rustc_span 654.0.0 on toolchain 6d69caba110c0c2fb90180df1cbc8be5033b91d4
[INFO] running `"/workspace/cargo-home/bin/cargo" "+6d69caba110c0c2fb90180df1cbc8be5033b91d4" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate rustc-ap-rustc_span 654.0.0
[INFO] finished tweaking crates.io crate rustc-ap-rustc_span 654.0.0
[INFO] tweaked toml for crates.io crate rustc-ap-rustc_span 654.0.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+6d69caba110c0c2fb90180df1cbc8be5033b91d4" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+6d69caba110c0c2fb90180df1cbc8be5033b91d4" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+6d69caba110c0c2fb90180df1cbc8be5033b91d4" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a6d537297b65f4ec964733515c03826521aeb45056c767b9946182639ec22e86
[INFO] running `"docker" "start" "-a" "a6d537297b65f4ec964733515c03826521aeb45056c767b9946182639ec22e86"`
[INFO] [stderr]     Checking smallvec v1.4.0
[INFO] [stderr]     Checking rustc-ap-graphviz v654.0.0
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]     Checking jobserver v0.1.21
[INFO] [stderr]     Checking ena v0.13.1
[INFO] [stderr]    Compiling rustc-ap-rustc_macros v654.0.0
[INFO] [stderr]     Checking parking_lot v0.9.0
[INFO] [stderr]     Checking rustc-ap-serialize v654.0.0
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking measureme v0.7.1
[INFO] [stderr] error: cannot find macro `llvm_asm` in this scope
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/parking_lot-0.10.2/src/elision.rs:77:13
[INFO] [stderr]    |
[INFO] [stderr] 77 |             llvm_asm!("xacquire; lock; cmpxchgq $2, $1"
[INFO] [stderr]    |             ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: cannot find macro `llvm_asm` in this scope
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/parking_lot-0.10.2/src/elision.rs:108:13
[INFO] [stderr]     |
[INFO] [stderr] 108 |             llvm_asm!("xrelease; lock; xaddq $2, $1"
[INFO] [stderr]     |             ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `parking_lot`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error[E0658]: use of unstable library feature 'assoc_int_consts': recently added
[INFO] [stderr]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-ap-serialize-654.0.0/json.rs:2348:30
[INFO] [stderr]      |
[INFO] [stderr] 2348 |             Json::Null => Ok(f64::NAN),
[INFO] [stderr]      |                              ^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: see issue #68490 <https://github.com/rust-lang/rust/issues/68490> for more information
[INFO] [stderr]      = help: add `#![feature(assoc_int_consts)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0658`.
[INFO] [stderr] error: could not compile `rustc-ap-serialize`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "a6d537297b65f4ec964733515c03826521aeb45056c767b9946182639ec22e86"`
[INFO] running `"docker" "rm" "-f" "a6d537297b65f4ec964733515c03826521aeb45056c767b9946182639ec22e86"`
[INFO] [stdout] a6d537297b65f4ec964733515c03826521aeb45056c767b9946182639ec22e86