[INFO] fetching crate candle-metal-kernels 0.9.1...
[INFO] testing candle-metal-kernels-0.9.1 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate candle-metal-kernels 0.9.1 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate candle-metal-kernels 0.9.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate candle-metal-kernels 0.9.1
[INFO] tweaked toml for crates.io crate candle-metal-kernels 0.9.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate candle-metal-kernels 0.9.1 on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate candle-metal-kernels 0.9.1 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" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3573e9bf883ac6f8748fd450bb2e02c76ffa0d2ace0e20a8ce68824e0ad0699c
[INFO] running `Command { std: "docker" "start" "-a" "3573e9bf883ac6f8748fd450bb2e02c76ffa0d2ace0e20a8ce68824e0ad0699c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3573e9bf883ac6f8748fd450bb2e02c76ffa0d2ace0e20a8ce68824e0ad0699c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3573e9bf883ac6f8748fd450bb2e02c76ffa0d2ace0e20a8ce68824e0ad0699c", kill_on_drop: false }`
[INFO] [stdout] 3573e9bf883ac6f8748fd450bb2e02c76ffa0d2ace0e20a8ce68824e0ad0699c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 881ce18fa6d3df7473c32e391d02b3b3fc4effb439057bbeda939d73628dcf20
[INFO] running `Command { std: "docker" "start" "-a" "881ce18fa6d3df7473c32e391d02b3b3fc4effb439057bbeda939d73628dcf20", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling libm v0.2.8
[INFO] [stderr]    Compiling cc v1.0.90
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling core-foundation-sys v0.8.6
[INFO] [stderr]    Compiling paste v1.0.14
[INFO] [stderr]    Compiling once_cell v1.19.0
[INFO] [stderr]    Compiling thiserror v1.0.58
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling foreign-types-shared v0.3.1
[INFO] [stderr]    Compiling block v0.1.6
[INFO] [stderr]    Compiling pin-project-lite v0.2.13
[INFO] [stderr]    Compiling bitflags v2.4.2
[INFO] [stderr]    Compiling tracing-core v0.1.32
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling objc_exception v0.1.2
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.53
[INFO] [stderr] warning: objc_exception@0.1.2: Compiler version doesn't include clang or GCC: "cc" "--version"
[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-9382771d4590794e/build-script-build` (exit status: 1)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr]   OPT_LEVEL = Some("0")
[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]   cargo:warning=Compiler version doesn't include clang or GCC: "cc" "--version"
[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_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:rerun-if-env-changed=HOST_CFLAGS
[INFO] [stderr]   HOST_CFLAGS = None
[INFO] [stderr]   cargo:rerun-if-env-changed=CFLAGS
[INFO] [stderr]   CFLAGS = None
[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: Command "cc" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-gdwarf-4" "-fno-omit-frame-pointer" "-m64" "-Wall" "-Wextra" "-o" "/opt/rustwide/target/debug/build/objc_exception-e4958fc33e847666/out/cd802d741d7fdd7c-exception.o" "-c" "extern/exception.m" with args "cc" did not execute successfully (status code exit status: 1).
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "881ce18fa6d3df7473c32e391d02b3b3fc4effb439057bbeda939d73628dcf20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "881ce18fa6d3df7473c32e391d02b3b3fc4effb439057bbeda939d73628dcf20", kill_on_drop: false }`
[INFO] [stdout] 881ce18fa6d3df7473c32e391d02b3b3fc4effb439057bbeda939d73628dcf20