[INFO] fetching crate oc-hook-macros 0.1.1...
[INFO] testing oc-hook-macros-0.1.1 against 1.100.0-beta.1+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate oc-hook-macros 0.1.1 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate oc-hook-macros 0.1.1
[INFO] finished tweaking crates.io crate oc-hook-macros 0.1.1
[INFO] tweaked toml for crates.io crate oc-hook-macros 0.1.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate oc-hook-macros 0.1.1 on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "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" "+1.100.0-beta.1" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 8 packages to highest compatible versions
[INFO] [stderr]       Adding ctor v0.2.9 (available: v1.0.13)
[INFO] [stderr]       Adding objc2 v0.5.3 (available: v0.6.5)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 0df816816b701a780ede4861d6b8964b0584bf769d8264bd0edd37b0706cff1f
[INFO] running `Command { std: "docker" "start" "0df816816b701a780ede4861d6b8964b0584bf769d8264bd0edd37b0706cff1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0df816816b701a780ede4861d6b8964b0584bf769d8264bd0edd37b0706cff1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "0df816816b701a780ede4861d6b8964b0584bf769d8264bd0edd37b0706cff1f" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0df816816b701a780ede4861d6b8964b0584bf769d8264bd0edd37b0706cff1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "0df816816b701a780ede4861d6b8964b0584bf769d8264bd0edd37b0706cff1f" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.107
[INFO] [stderr]    Compiling objc-sys v0.3.5
[INFO] [stderr]    Compiling objc2-encode v4.1.0
[INFO] [stderr] error: failed to run custom build command for `objc-sys v0.3.5`
[INFO] [stderr] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_RELEASE_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/release/build/objc-sys/abac45fae376a994/out/build_script_build` (exit status: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo:rerun-if-changed=build.rs
[INFO] [stderr]   cargo:rustc-check-cfg=cfg(target_abi_macabi)
[INFO] [stderr]   cargo:rustc-check-cfg=cfg(target_simulator)
[INFO] [stderr]   cargo:rustc-check-cfg=cfg(libobjc2_strict_apple_compat)
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' (93) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/objc-sys-0.3.5/build.rs:81:13:
[INFO] [stderr]   Must specify the desired runtime using Cargo features on non-Apple platforms
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x5e5ba9fd20b1 - <<std[617be2ca0a6fd877]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[a373ad73a504971]::fmt::Display>::fmt
[INFO] [stderr]      1:     0x5e5ba9fe2cca - core[a373ad73a504971]::fmt::write
[INFO] [stderr]      2:     0x5e5ba9fd565c - <std[617be2ca0a6fd877]::sys::stdio::unix::Stderr as core[a373ad73a504971]::io::write::Write>::write_fmt
[INFO] [stderr]      3:     0x5e5ba9fbbd56 - std[617be2ca0a6fd877]::panicking::default_hook::{closure#0}
[INFO] [stderr]      4:     0x5e5ba9fce681 - std[617be2ca0a6fd877]::panicking::default_hook
[INFO] [stderr]      5:     0x5e5ba9fce83b - std[617be2ca0a6fd877]::panicking::panic_with_hook
[INFO] [stderr]      6:     0x5e5ba9fbbe34 - std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}
[INFO] [stderr]      7:     0x5e5ba9fb4ed9 - std[617be2ca0a6fd877]::sys::backtrace::__rust_end_short_backtrace::<std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}, !>
[INFO] [stderr]      8:     0x5e5ba9fbc5cd - __rustc[ea4f61d10b84890b]::rust_begin_unwind
[INFO] [stderr]      9:     0x5e5ba9fe33fc - core[a373ad73a504971]::panicking::panic_fmt
[INFO] [stderr]     10:     0x5e5ba9fa9ba9 - build_script_build[bfb8fd19d9405efb]::main
[INFO] [stderr]     11:     0x5e5ba9faad03 - <fn() as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]     12:     0x5e5ba9fa92d6 - std[617be2ca0a6fd877]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stderr]     13:     0x5e5ba9fa9379 - std[617be2ca0a6fd877]::rt::lang_start::<()>::{closure#0}
[INFO] [stderr]     14:     0x5e5ba9fcde28 - std[617be2ca0a6fd877]::rt::lang_start_internal
[INFO] [stderr]     15:     0x5e5ba9fa90b1 - std[617be2ca0a6fd877]::rt::lang_start::<()>
[INFO] [stderr]     16:     0x5e5ba9faad75 - main
[INFO] [stderr]     17:     0x761cd743f601 - <unknown>
[INFO] [stderr]     18:     0x761cd743f718 - __libc_start_main
[INFO] [stderr]     19:     0x5e5ba9fa8e05 - _start
[INFO] [stderr]     20:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "0df816816b701a780ede4861d6b8964b0584bf769d8264bd0edd37b0706cff1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0df816816b701a780ede4861d6b8964b0584bf769d8264bd0edd37b0706cff1f", kill_on_drop: false }`
[INFO] [stdout] 0df816816b701a780ede4861d6b8964b0584bf769d8264bd0edd37b0706cff1f
