[INFO] fetching crate arrayfire_fork 3.8.1...
[INFO] checking arrayfire_fork-3.8.1 against master#b0696a5160711c068cb1f01b7437db7990d15750 for pr-121848
[INFO] extracting crate arrayfire_fork 3.8.1 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate arrayfire_fork 3.8.1 on toolchain b0696a5160711c068cb1f01b7437db7990d15750
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate arrayfire_fork 3.8.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate arrayfire_fork 3.8.1
[INFO] tweaked toml for crates.io crate arrayfire_fork 3.8.1 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate crates.io crate arrayfire_fork 3.8.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded flate2 v1.0.26
[INFO] [stderr]   Downloaded thiserror-impl v1.0.44
[INFO] [stderr]   Downloaded mnist v0.5.0
[INFO] [stderr]   Downloaded thiserror v1.0.44
[INFO] [stderr]   Downloaded openssl-sys v0.9.91
[INFO] [stderr]   Downloaded half v2.3.1
[INFO] [stderr]   Downloaded libm v0.2.7
[INFO] [stderr]   Downloaded pest v2.7.2
[INFO] [stderr]   Downloaded curl-sys v0.4.65+curl-8.2.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7bf9f439ddb2ecb9287a00e713cc05396f89f05d23da1ec4ac23f391cb2fa273
[INFO] running `Command { std: "docker" "start" "-a" "7bf9f439ddb2ecb9287a00e713cc05396f89f05d23da1ec4ac23f391cb2fa273", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7bf9f439ddb2ecb9287a00e713cc05396f89f05d23da1ec4ac23f391cb2fa273", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7bf9f439ddb2ecb9287a00e713cc05396f89f05d23da1ec4ac23f391cb2fa273", kill_on_drop: false }`
[INFO] [stdout] 7bf9f439ddb2ecb9287a00e713cc05396f89f05d23da1ec4ac23f391cb2fa273
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 528ebc63c80ec100b9ac033f3842cd520f856c3c48f7d2dbfa9178971567dfab
[INFO] running `Command { std: "docker" "start" "-a" "528ebc63c80ec100b9ac033f3842cd520f856c3c48f7d2dbfa9178971567dfab", kill_on_drop: false }`
[INFO] [stderr]    Compiling libm v0.2.7
[INFO] [stderr]    Compiling vcpkg v0.2.15
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]    Compiling thiserror v1.0.44
[INFO] [stderr]    Compiling ucd-trie v0.1.6
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling serde v1.0.183
[INFO] [stderr]    Compiling curl v0.4.44
[INFO] [stderr]    Compiling syn v2.0.28
[INFO] [stderr]     Checking socket2 v0.4.9
[INFO] [stderr]     Checking flate2 v1.0.26
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking crossbeam-channel v0.5.8
[INFO] [stderr]    Compiling cc v1.0.82
[INFO] [stderr]     Checking pbr v1.1.1
[INFO] [stderr]     Checking num-integer v0.1.45
[INFO] [stderr]     Checking num-complex v0.4.3
[INFO] [stderr]     Checking half v2.3.1
[INFO] [stderr]    Compiling openssl-sys v0.9.91
[INFO] [stderr]    Compiling libz-sys v1.1.12
[INFO] [stderr]    Compiling curl-sys v0.4.65+curl-8.2.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.44
[INFO] [stderr]    Compiling serde_json v1.0.104
[INFO] [stderr]    Compiling pest v2.7.2
[INFO] [stderr]     Checking num v0.4.1
[INFO] [stderr]     Checking mnist v0.5.0
[INFO] [stderr]    Compiling semver-parser v0.10.2
[INFO] [stderr]    Compiling semver v0.11.0
[INFO] [stderr]    Compiling rustc_version v0.3.3
[INFO] [stderr]    Compiling arrayfire_fork v3.8.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `AsRef` is imported redundantly
[INFO] [stdout]   --> build.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::convert::AsRef;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/b0696a5160711c068cb1f01b7437db7990d15750/library/std/src/prelude/mod.rs:115:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `AsRef` is already defined here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: failed to run custom build command for `arrayfire_fork v3.8.1 (/opt/rustwide/workdir)`
[INFO] [stderr] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_DEV_BUILD_OVERRIDE_DEBUG=true environment variable to enable debug information generation.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/arrayfire_fork-ed8c5f132b6b120a/build-script-build` (exit status: 1)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo:rerun-if-env-changed=AF_PATH
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr]   WARNING: USE_LIB is defined, but AF_PATH is not found. Trying to find libraries from known default locations.
[INFO] [stderr]   ERROR: no arrayfire backends found
[INFO] running `Command { std: "docker" "inspect" "528ebc63c80ec100b9ac033f3842cd520f856c3c48f7d2dbfa9178971567dfab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "528ebc63c80ec100b9ac033f3842cd520f856c3c48f7d2dbfa9178971567dfab", kill_on_drop: false }`
[INFO] [stdout] 528ebc63c80ec100b9ac033f3842cd520f856c3c48f7d2dbfa9178971567dfab
