[INFO] fetching crate gfx-backend-metal 0.9.1...
[INFO] testing gfx-backend-metal-0.9.1 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1
[INFO] extracting crate gfx-backend-metal 0.9.1 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate gfx-backend-metal 0.9.1
[INFO] finished tweaking crates.io crate gfx-backend-metal 0.9.1
[INFO] tweaked toml for crates.io crate gfx-backend-metal 0.9.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate gfx-backend-metal 0.9.1 on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 94 packages to latest compatible versions
[INFO] [stderr]       Adding arrayvec v0.5.2 (available: v0.7.6)
[INFO] [stderr]       Adding bincode v1.3.3 (available: v2.0.1)
[INFO] [stderr]       Adding bitflags v1.3.2 (available: v2.9.3)
[INFO] [stderr]       Adding cocoa-foundation v0.1.2 (available: v0.2.1)
[INFO] [stderr]       Adding core-graphics-types v0.1.3 (available: v0.2.0)
[INFO] [stderr]       Adding foreign-types v0.3.2 (available: v0.5.0)
[INFO] [stderr]       Adding metal v0.23.1 (available: v0.32.0)
[INFO] [stderr]       Adding naga v0.5.0 (available: v26.0.0)
[INFO] [stderr]       Adding parking_lot v0.11.2 (available: v0.12.4)
[INFO] [stderr]       Adding raw-window-handle v0.3.4 (available: v0.6.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded gfx-auxil v0.10.0
[INFO] [stderr]   Downloaded external-memory v0.0.1
[INFO] [stderr]   Downloaded rose_tree v0.2.0
[INFO] [stderr]   Downloaded gfx-hal v0.9.0
[INFO] [stderr]   Downloaded spirv_cross v0.23.1
[INFO] [stderr]   Downloaded naga v0.5.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c4fb904e4a5f948117500b36bfe100c59f11cdc861f286deac485e913f01dec5
[INFO] running `Command { std: "docker" "start" "-a" "c4fb904e4a5f948117500b36bfe100c59f11cdc861f286deac485e913f01dec5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c4fb904e4a5f948117500b36bfe100c59f11cdc861f286deac485e913f01dec5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4fb904e4a5f948117500b36bfe100c59f11cdc861f286deac485e913f01dec5", kill_on_drop: false }`
[INFO] [stdout] c4fb904e4a5f948117500b36bfe100c59f11cdc861f286deac485e913f01dec5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 72a6b9596f109457fbcfdd3322365631c5c1a006d1dd1d8e48bbca54e098f984
[INFO] running `Command { std: "docker" "start" "-a" "72a6b9596f109457fbcfdd3322365631c5c1a006d1dd1d8e48bbca54e098f984", kill_on_drop: false }`
[INFO] [stderr]    Compiling drm-fourcc v2.2.0
[INFO] [stderr]    Compiling core-foundation-sys v0.8.7
[INFO] [stderr]    Compiling fixedbitset v0.2.0
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling cty v0.2.2
[INFO] [stderr]    Compiling objc_exception v0.1.2
[INFO] [stderr]    Compiling malloc_buf v0.0.6
[INFO] [stderr]    Compiling block v0.1.6
[INFO] [stderr]    Compiling spirv_headers v1.5.0
[INFO] [stderr]    Compiling parking_lot_core v0.8.6
[INFO] [stderr]    Compiling storage-map v0.3.0
[INFO] [stderr]    Compiling profiling v1.0.17
[INFO] [stderr]    Compiling range-alloc v0.1.4
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling copyless v0.1.5
[INFO] [stderr]    Compiling raw-window-handle v0.4.3
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling bit-set v0.5.3
[INFO] [stderr]    Compiling raw-window-handle v0.3.4
[INFO] [stderr]    Compiling core-foundation v0.9.4
[INFO] [stderr] warning: objc_exception@0.1.2: cc: fatal error: cannot execute 'cc1obj': execvp: No such file or directory
[INFO] [stderr] warning: objc_exception@0.1.2: compilation terminated.
[INFO] [stderr] error: failed to run custom build command for `objc_exception v0.1.2`
[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/objc_exception-82a4679166505cfe/build-script-build` (exit status: 1)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   OUT_DIR = Some(/opt/rustwide/target/debug/build/objc_exception-9f44b243c339e1d5/out)
[INFO] [stderr]   OPT_LEVEL = Some(0)
[INFO] [stderr]   TARGET = Some(x86_64-unknown-linux-gnu)
[INFO] [stderr]   HOST = Some(x86_64-unknown-linux-gnu)
[INFO] [stderr]   cargo:rerun-if-env-changed=CC_x86_64-unknown-linux-gnu
[INFO] [stderr]   CC_x86_64-unknown-linux-gnu = None
[INFO] [stderr]   cargo:rerun-if-env-changed=CC_x86_64_unknown_linux_gnu
[INFO] [stderr]   CC_x86_64_unknown_linux_gnu = None
[INFO] [stderr]   cargo:rerun-if-env-changed=HOST_CC
[INFO] [stderr]   HOST_CC = None
[INFO] [stderr]   cargo:rerun-if-env-changed=CC
[INFO] [stderr]   CC = None
[INFO] [stderr]   cargo:rerun-if-env-changed=CC_ENABLE_DEBUG_OUTPUT
[INFO] [stderr]   RUSTC_WRAPPER = None
[INFO] [stderr]   cargo:rerun-if-env-changed=CRATE_CC_NO_DEFAULTS
[INFO] [stderr]   CRATE_CC_NO_DEFAULTS = None
[INFO] [stderr]   DEBUG = Some(true)
[INFO] [stderr]   CARGO_CFG_TARGET_FEATURE = Some(fxsr,sse,sse2,x87)
[INFO] [stderr]   cargo:rerun-if-env-changed=CFLAGS
[INFO] [stderr]   CFLAGS = None
[INFO] [stderr]   cargo:rerun-if-env-changed=HOST_CFLAGS
[INFO] [stderr]   HOST_CFLAGS = None
[INFO] [stderr]   cargo:rerun-if-env-changed=CFLAGS_x86_64_unknown_linux_gnu
[INFO] [stderr]   CFLAGS_x86_64_unknown_linux_gnu = None
[INFO] [stderr]   cargo:rerun-if-env-changed=CFLAGS_x86_64-unknown-linux-gnu
[INFO] [stderr]   CFLAGS_x86_64-unknown-linux-gnu = None
[INFO] [stderr]   CARGO_ENCODED_RUSTFLAGS = Some(--cap-lints=forbid)
[INFO] [stderr]   cargo:warning=cc: fatal error: cannot execute 'cc1obj': execvp: No such file or directory
[INFO] [stderr]   cargo:warning=compilation terminated.
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr]   error occurred in cc-rs: command did not execute successfully (status code exit status: 1): LC_ALL="C" "cc" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-gdwarf-4" "-fno-omit-frame-pointer" "-m64" "-Wall" "-Wextra" "-o" "/opt/rustwide/target/debug/build/objc_exception-9f44b243c339e1d5/out/6e31d61a582ee51a-exception.o" "-c" "extern/exception.m"
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "72a6b9596f109457fbcfdd3322365631c5c1a006d1dd1d8e48bbca54e098f984", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72a6b9596f109457fbcfdd3322365631c5c1a006d1dd1d8e48bbca54e098f984", kill_on_drop: false }`
[INFO] [stdout] 72a6b9596f109457fbcfdd3322365631c5c1a006d1dd1d8e48bbca54e098f984