[INFO] cloning repository https://github.com/linuss/synth
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/linuss/synth" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flinuss%2Fsynth", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flinuss%2Fsynth'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 38f4acb13b747386fe54b4477b0239b0a7daedf8
[INFO] testing linuss/synth against 1.99.0-beta.1+cargoflags=--release for beta-release-1.99-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flinuss%2Fsynth" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/linuss/synth
[INFO] finished tweaking git repo https://github.com/linuss/synth
[INFO] tweaked toml for git repo https://github.com/linuss/synth written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/linuss/synth on toolchain 1.99.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/linuss/synth 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" "+1.99.0-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@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 0dbd553cdbf1b2f996072db22dc0b13a3877856238b3af97845354a0ef34e65b
[INFO] running `Command { std: "docker" "start" "0dbd553cdbf1b2f996072db22dc0b13a3877856238b3af97845354a0ef34e65b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0dbd553cdbf1b2f996072db22dc0b13a3877856238b3af97845354a0ef34e65b", 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" "0dbd553cdbf1b2f996072db22dc0b13a3877856238b3af97845354a0ef34e65b" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0dbd553cdbf1b2f996072db22dc0b13a3877856238b3af97845354a0ef34e65b", 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" "0dbd553cdbf1b2f996072db22dc0b13a3877856238b3af97845354a0ef34e65b" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.1" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling cc v1.0.49
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling proc-macro2 v1.0.7
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling bindgen v0.51.1
[INFO] [stderr]    Compiling regex-syntax v0.6.12
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling shlex v0.1.1
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling clang-sys v0.28.1
[INFO] [stderr]    Compiling rustc-hash v1.0.1
[INFO] [stderr]    Compiling aho-corasick v0.7.6
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling cexpr v0.3.6
[INFO] [stderr]    Compiling regex v1.3.1
[INFO] [stderr]    Compiling coreaudio-sys v0.2.3
[INFO] [stderr] error: failed to run custom build command for `coreaudio-sys v0.2.3`
[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/coreaudio-sys-d5cd1e5115004501/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' (602) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/coreaudio-sys-0.2.3/build.rs:111:9:
[INFO] [stderr]   coreaudio-sys requires macos or ios target
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x564260c93321 - <<std[104cf6e2632825ea]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[7c831bd917ebf35f]::fmt::Display>::fmt
[INFO] [stderr]      1:     0x564260ca954a - core[7c831bd917ebf35f]::fmt::write
[INFO] [stderr]      2:     0x564260c983dc - <std[104cf6e2632825ea]::sys::stdio::unix::Stderr as core[7c831bd917ebf35f]::io::write::Write>::write_fmt
[INFO] [stderr]      3:     0x564260c73f46 - std[104cf6e2632825ea]::panicking::default_hook::{closure#0}
[INFO] [stderr]      4:     0x564260c8e151 - std[104cf6e2632825ea]::panicking::default_hook
[INFO] [stderr]      5:     0x564260c8e30b - std[104cf6e2632825ea]::panicking::panic_with_hook
[INFO] [stderr]      6:     0x564260c735ac - std[104cf6e2632825ea]::panicking::begin_panic::<&str>::{closure#0}
[INFO] [stderr]      7:     0x564260c6c8a9 - std[104cf6e2632825ea]::sys::backtrace::__rust_end_short_backtrace::<std[104cf6e2632825ea]::panicking::begin_panic<&str>::{closure#0}, !>
[INFO] [stderr]      8:     0x564260c69c5b - std[104cf6e2632825ea]::panicking::begin_panic::<&str>
[INFO] [stderr]      9:     0x56426097de42 - build_script_build[24de99aa01c06ea]::main
[INFO] [stderr]     10:     0x564260980063 - <fn() as core[7c831bd917ebf35f]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]     11:     0x56426097d836 - std[104cf6e2632825ea]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stderr]     12:     0x56426097db39 - std[104cf6e2632825ea]::rt::lang_start::<()>::{closure#0}
[INFO] [stderr]     13:     0x564260c8d589 - std[104cf6e2632825ea]::rt::lang_start_internal
[INFO] [stderr]     14:     0x56426097d751 - std[104cf6e2632825ea]::rt::lang_start::<()>
[INFO] [stderr]     15:     0x5642609802c5 - main
[INFO] [stderr]     16:     0x78177fa57601 - <unknown>
[INFO] [stderr]     17:     0x78177fa57718 - __libc_start_main
[INFO] [stderr]     18:     0x56426097cc55 - _start
[INFO] [stderr]     19:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "0dbd553cdbf1b2f996072db22dc0b13a3877856238b3af97845354a0ef34e65b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0dbd553cdbf1b2f996072db22dc0b13a3877856238b3af97845354a0ef34e65b", kill_on_drop: false }`
[INFO] [stdout] 0dbd553cdbf1b2f996072db22dc0b13a3877856238b3af97845354a0ef34e65b
