[INFO] fetching crate fake-avx512 0.0.0...
[INFO] testing fake-avx512-0.0.0 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate fake-avx512 0.0.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate fake-avx512 0.0.0 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fake-avx512 0.0.0
[INFO] finished tweaking crates.io crate fake-avx512 0.0.0
[INFO] tweaked toml for crates.io crate fake-avx512 0.0.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3f971e3f6bb517df9f16d26d54ee96aec59cde88ff58906fa82800baf8ab9b41
[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" "3f971e3f6bb517df9f16d26d54ee96aec59cde88ff58906fa82800baf8ab9b41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3f971e3f6bb517df9f16d26d54ee96aec59cde88ff58906fa82800baf8ab9b41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f971e3f6bb517df9f16d26d54ee96aec59cde88ff58906fa82800baf8ab9b41", kill_on_drop: false }`
[INFO] [stdout] 3f971e3f6bb517df9f16d26d54ee96aec59cde88ff58906fa82800baf8ab9b41
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8b53e752e087c5ec7befbf45eb69f407063f829b1101054dcc8d0a21c799f7ec
[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" "8b53e752e087c5ec7befbf45eb69f407063f829b1101054dcc8d0a21c799f7ec", kill_on_drop: false }`
[INFO] [stderr]    Compiling fake-avx512 v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.48s
[INFO] running `Command { std: "docker" "inspect" "8b53e752e087c5ec7befbf45eb69f407063f829b1101054dcc8d0a21c799f7ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b53e752e087c5ec7befbf45eb69f407063f829b1101054dcc8d0a21c799f7ec", kill_on_drop: false }`
[INFO] [stdout] 8b53e752e087c5ec7befbf45eb69f407063f829b1101054dcc8d0a21c799f7ec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7c38f261c6ec3825df66a9b33d37f7a662434ee79c51f6eb546eb3913fb8374d
[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" "7c38f261c6ec3825df66a9b33d37f7a662434ee79c51f6eb546eb3913fb8374d", kill_on_drop: false }`
[INFO] [stderr]    Compiling fake-avx512 v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0659]: `_mm256_mask_abs_epi64` is ambiguous
[INFO] [stdout]   --> tests/abs.rs:13:24
[INFO] [stdout]    |
[INFO] [stdout] 13 |     let dst = unsafe { _mm256_mask_abs_epi64(src, k, a) };
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^^^^ ambiguous name
[INFO] [stdout]    |
[INFO] [stdout]    = note: ambiguous because of multiple glob imports of a name in the same module
[INFO] [stdout] note: `_mm256_mask_abs_epi64` could refer to the function imported here
[INFO] [stdout]   --> tests/abs.rs:1:5
[INFO] [stdout]    |
[INFO] [stdout] 1  | use fake_avx512::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    = help: consider adding an explicit import of `_mm256_mask_abs_epi64` to disambiguate
[INFO] [stdout] note: `_mm256_mask_abs_epi64` could also refer to the function imported here
[INFO] [stdout]   --> tests/abs.rs:2:5
[INFO] [stdout]    |
[INFO] [stdout] 2  | use std::arch::x86_64::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = help: consider adding an explicit import of `_mm256_mask_abs_epi64` to disambiguate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0659`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `fake-avx512` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "7c38f261c6ec3825df66a9b33d37f7a662434ee79c51f6eb546eb3913fb8374d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c38f261c6ec3825df66a9b33d37f7a662434ee79c51f6eb546eb3913fb8374d", kill_on_drop: false }`
[INFO] [stdout] 7c38f261c6ec3825df66a9b33d37f7a662434ee79c51f6eb546eb3913fb8374d