[INFO] fetching crate alpaca 0.1.0...
[INFO] checking alpaca-0.1.0 against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3
[INFO] extracting crate alpaca 0.1.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate alpaca 0.1.0 on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate alpaca 0.1.0
[INFO] finished tweaking crates.io crate alpaca 0.1.0
[INFO] tweaked toml for crates.io crate alpaca 0.1.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b320ad5ef4e3c1c6e79cfc3ec5669ef0653d51c27f6098d3db08253abfa53c12
[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" "b320ad5ef4e3c1c6e79cfc3ec5669ef0653d51c27f6098d3db08253abfa53c12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b320ad5ef4e3c1c6e79cfc3ec5669ef0653d51c27f6098d3db08253abfa53c12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b320ad5ef4e3c1c6e79cfc3ec5669ef0653d51c27f6098d3db08253abfa53c12", kill_on_drop: false }`
[INFO] [stdout] b320ad5ef4e3c1c6e79cfc3ec5669ef0653d51c27f6098d3db08253abfa53c12
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 82d84c2c1639a96e171e580de3d37fafed9b0127fb76c629321f537f187e369f
[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" "82d84c2c1639a96e171e580de3d37fafed9b0127fb76c629321f537f187e369f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.100
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling syn v1.0.75
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling serde_derive v1.0.128
[INFO] [stderr]    Compiling serde v1.0.128
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]     Checking matches v0.1.9
[INFO] [stderr]    Compiling paste v1.0.5
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]    Compiling ndarray v0.14.0
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking unicode-bidi v0.3.6
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]     Checking array-macro v1.0.5
[INFO] [stderr]     Checking custom_derive v0.1.7
[INFO] [stderr]    Compiling peg-runtime v0.7.0
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]    Compiling bio v0.37.0
[INFO] [stderr]     Checking fixedbitset v0.2.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking triple_accel v0.3.4
[INFO] [stderr]     Checking strum v0.20.0
[INFO] [stderr]     Checking linear-map v1.2.0
[INFO] [stderr]     Checking crossbeam v0.1.6
[INFO] [stderr]     Checking bytecount v0.6.2
[INFO] [stderr]     Checking ieee754 v0.2.6
[INFO] [stderr]     Checking argparse v0.2.2
[INFO] [stderr]     Checking tinyvec v1.3.1
[INFO] [stderr]     Checking matrixmultiply v0.3.1
[INFO] [stderr]     Checking matrixmultiply v0.2.4
[INFO] [stderr]    Compiling fs-utils v1.1.4
[INFO] [stdout] error[E0512]: cannot transmute between types of different sizes, or dependently-sized types
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/crossbeam-0.1.6/src/sync/seg_queue.rs:34:29
[INFO] [stdout]    |
[INFO] [stdout] 34 |             ready: unsafe { mem::transmute([0usize; SEG_SIZE]) },
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: source type: `[usize; 32]` (2048 bits)
[INFO] [stdout]    = note: target type: `[AtomicBool; 32]` (256 bits)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rustc_version v0.1.7
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0512`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `crossbeam` 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" "82d84c2c1639a96e171e580de3d37fafed9b0127fb76c629321f537f187e369f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82d84c2c1639a96e171e580de3d37fafed9b0127fb76c629321f537f187e369f", kill_on_drop: false }`
[INFO] [stdout] 82d84c2c1639a96e171e580de3d37fafed9b0127fb76c629321f537f187e369f