[INFO] fetching crate ios_impact 0.2.0...
[INFO] testing ios_impact-0.2.0 against 1.99.0-beta.8+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate ios_impact 0.2.0 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate ios_impact 0.2.0
[INFO] finished tweaking crates.io crate ios_impact 0.2.0
[INFO] tweaked toml for crates.io crate ios_impact 0.2.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate ios_impact 0.2.0 on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "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" "+1.99.0-beta.8" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 7 packages to highest compatible versions
[INFO] [stderr]       Adding objc2 v0.5.3 (available: v0.6.5)
[INFO] [stderr]       Adding objc2-foundation v0.2.2 (available: v0.3.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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] cc4d2bad7e2b6484106c74d85169d832c13ee99746ff9cafc97821b2ec00157b
[INFO] running `Command { std: "docker" "start" "cc4d2bad7e2b6484106c74d85169d832c13ee99746ff9cafc97821b2ec00157b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cc4d2bad7e2b6484106c74d85169d832c13ee99746ff9cafc97821b2ec00157b", 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" "cc4d2bad7e2b6484106c74d85169d832c13ee99746ff9cafc97821b2ec00157b" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cc4d2bad7e2b6484106c74d85169d832c13ee99746ff9cafc97821b2ec00157b", 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" "cc4d2bad7e2b6484106c74d85169d832c13ee99746ff9cafc97821b2ec00157b" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[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/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' (77) 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:     0x63e4443f2d81 - <<std[70759c8f55707aa4]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[df12db4294e9bfd3]::fmt::Display>::fmt
[INFO] [stderr]      1:     0x63e444403c4a - core[df12db4294e9bfd3]::fmt::write
[INFO] [stderr]      2:     0x63e4443f66ac - <std[70759c8f55707aa4]::sys::stdio::unix::Stderr as core[df12db4294e9bfd3]::io::write::Write>::write_fmt
[INFO] [stderr]      3:     0x63e4443dcb06 - std[70759c8f55707aa4]::panicking::default_hook::{closure#0}
[INFO] [stderr]      4:     0x63e4443ef441 - std[70759c8f55707aa4]::panicking::default_hook
[INFO] [stderr]      5:     0x63e4443ef5fb - std[70759c8f55707aa4]::panicking::panic_with_hook
[INFO] [stderr]      6:     0x63e4443dcbe4 - std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}
[INFO] [stderr]      7:     0x63e4443d5ca9 - std[70759c8f55707aa4]::sys::backtrace::__rust_end_short_backtrace::<std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}, !>
[INFO] [stderr]      8:     0x63e4443dd3ad - __rustc[8fa7c3cbc660c2b3]::rust_begin_unwind
[INFO] [stderr]      9:     0x63e44440437c - core[df12db4294e9bfd3]::panicking::panic_fmt
[INFO] [stderr]     10:     0x63e4443ca9e9 - build_script_build[e0057691126ddb4e]::main
[INFO] [stderr]     11:     0x63e4443cbb43 - <fn() as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]     12:     0x63e4443ca116 - std[70759c8f55707aa4]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stderr]     13:     0x63e4443ca1b9 - std[70759c8f55707aa4]::rt::lang_start::<()>::{closure#0}
[INFO] [stderr]     14:     0x63e4443eeba9 - std[70759c8f55707aa4]::rt::lang_start_internal
[INFO] [stderr]     15:     0x63e4443c9ef1 - std[70759c8f55707aa4]::rt::lang_start::<()>
[INFO] [stderr]     16:     0x63e4443cbbb5 - main
[INFO] [stderr]     17:     0x77ceed55a601 - <unknown>
[INFO] [stderr]     18:     0x77ceed55a718 - __libc_start_main
[INFO] [stderr]     19:     0x63e4443c9c45 - _start
[INFO] [stderr]     20:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "cc4d2bad7e2b6484106c74d85169d832c13ee99746ff9cafc97821b2ec00157b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc4d2bad7e2b6484106c74d85169d832c13ee99746ff9cafc97821b2ec00157b", kill_on_drop: false }`
[INFO] [stdout] cc4d2bad7e2b6484106c74d85169d832c13ee99746ff9cafc97821b2ec00157b
