[INFO] fetching crate arrayfire 3.8.0...
[INFO] checking arrayfire-3.8.0 against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050
[INFO] extracting crate arrayfire 3.8.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate arrayfire 3.8.0 on toolchain dfd7b8d03fb93d0e03147d28b3be6d93260fa94d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate arrayfire 3.8.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate arrayfire 3.8.0
[INFO] tweaked toml for crates.io crate arrayfire 3.8.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate arrayfire 3.8.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "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-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b89481f25440c5a6ad279ee8863c8a0a2668cac7bc994a6396c53b8653beaf6f
[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" "b89481f25440c5a6ad279ee8863c8a0a2668cac7bc994a6396c53b8653beaf6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b89481f25440c5a6ad279ee8863c8a0a2668cac7bc994a6396c53b8653beaf6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b89481f25440c5a6ad279ee8863c8a0a2668cac7bc994a6396c53b8653beaf6f", kill_on_drop: false }`
[INFO] [stdout] b89481f25440c5a6ad279ee8863c8a0a2668cac7bc994a6396c53b8653beaf6f
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] 79aa57be9ac26fd57ba45d05a6fa8cd7e60fc86371e296d8f6d53f3d547f86d7
[INFO] running `Command { std: "docker" "start" "-a" "79aa57be9ac26fd57ba45d05a6fa8cd7e60fc86371e296d8f6d53f3d547f86d7", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.5
[INFO] [stderr]    Compiling serde v1.0.66
[INFO] [stderr]    Compiling num-bigint v0.2.2
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]    Compiling version_check v0.1.4
[INFO] [stderr]    Compiling itoa v0.4.1
[INFO] [stderr]    Compiling dtoa v0.4.2
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking half v1.5.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.6
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling lazy_static v1.1.0
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]    Compiling num-complex v0.2.3
[INFO] [stderr]    Compiling quote v0.6.3
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling syn v0.14.2
[INFO] [stderr]    Compiling serde_derive v1.0.66
[INFO] [stderr]     Checking num v0.2.0
[INFO] [stderr]     Checking bincode v1.3.1
[INFO] [stderr]     Checking serde_json v1.0.20
[INFO] [stderr]    Compiling arrayfire v3.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 43.85s
[INFO] running `Command { std: "docker" "inspect" "79aa57be9ac26fd57ba45d05a6fa8cd7e60fc86371e296d8f6d53f3d547f86d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79aa57be9ac26fd57ba45d05a6fa8cd7e60fc86371e296d8f6d53f3d547f86d7", kill_on_drop: false }`
[INFO] [stdout] 79aa57be9ac26fd57ba45d05a6fa8cd7e60fc86371e296d8f6d53f3d547f86d7