[INFO] cloning repository https://github.com/klingtnet/ytterbium
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/klingtnet/ytterbium" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fklingtnet%2Fytterbium", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fklingtnet%2Fytterbium'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6a210daece1b61a40b35e74ed6a583bf8ea4a6fd
[INFO] checking klingtnet/ytterbium against master#f5f33ec0e0455eefa72fc5567eb1280a4d5ee206 for pr-83312
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fklingtnet%2Fytterbium" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/klingtnet/ytterbium on toolchain f5f33ec0e0455eefa72fc5567eb1280a4d5ee206
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/klingtnet/ytterbium
[INFO] finished tweaking git repo https://github.com/klingtnet/ytterbium
[INFO] tweaked toml for git repo https://github.com/klingtnet/ytterbium written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/klingtnet/ytterbium already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 95850cca990767102ad3b731427c8d42fdcbab49ff0a2c9238e913a6b3642682
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "95850cca990767102ad3b731427c8d42fdcbab49ff0a2c9238e913a6b3642682", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "95850cca990767102ad3b731427c8d42fdcbab49ff0a2c9238e913a6b3642682", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95850cca990767102ad3b731427c8d42fdcbab49ff0a2c9238e913a6b3642682", kill_on_drop: false }`
[INFO] [stdout] 95850cca990767102ad3b731427c8d42fdcbab49ff0a2c9238e913a6b3642682
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 16a9a4772bbf8c952cc1430246bacb3f90b57fda55d86e5f55b2ebcae7c1d8a2
[INFO] running `Command { std: "docker" "start" "-a" "16a9a4772bbf8c952cc1430246bacb3f90b57fda55d86e5f55b2ebcae7c1d8a2", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking libc v0.2.43
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]    Compiling pkg-config v0.3.14
[INFO] [stderr]     Checking serde v0.7.15
[INFO] [stderr]     Checking bitflags v1.0.4
[INFO] [stderr]     Checking strsim v0.7.0
[INFO] [stderr]     Checking portmidi v0.2.4
[INFO] [stderr]     Checking itertools v0.4.19
[INFO] [stderr]     Checking rb v0.2.0
[INFO] [stderr]     Checking hound v2.0.0
[INFO] [stderr]     Checking textwrap v0.10.0
[INFO] [stderr]     Checking rosc v0.1.5
[INFO] [stderr]     Checking num-integer v0.1.39
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]    Compiling rsoundio v0.1.6
[INFO] [stderr]     Checking rand v0.4.3
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr] error: failed to run custom build command for `rsoundio v0.1.6`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/rsoundio-b0591b45962a79e6/build-script-build` (exit code: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo:rustc-link-lib=dylib=soundio
[INFO] [stderr]   cargo:rustc-link-search=native=/opt/rustwide/target/debug/build/rsoundio-02619965f8cd3582/out/lib
[INFO] [stderr]   cargo:include=/opt/rustwide/target/debug/build/rsoundio-02619965f8cd3582/out/include
[INFO] [stderr]   cargo:root=/opt/rustwide/target/debug/build/rsoundio-02619965f8cd3582/out
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread 'main' panicked at '/opt/rustwide/target/debug/build/rsoundio-02619965f8cd3582/out/libsoundio-1.1.0/build: No such file or directory (os error 2)', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rsoundio-0.1.6/build.rs:108:5
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x562fa1ab2a10 - std::backtrace_rs::backtrace::libunwind::trace::h4dee703919bfd40a
[INFO] [stderr]                                  at /rustc/f5f33ec0e0455eefa72fc5567eb1280a4d5ee206/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stderr]      1:     0x562fa1ab2a10 - std::backtrace_rs::backtrace::trace_unsynchronized::h457e839f1a563e20
[INFO] [stderr]                                  at /rustc/f5f33ec0e0455eefa72fc5567eb1280a4d5ee206/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x562fa1ab2a10 - std::sys_common::backtrace::_print_fmt::h86a55fb30f8393c8
[INFO] [stderr]                                  at /rustc/f5f33ec0e0455eefa72fc5567eb1280a4d5ee206/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stderr]      3:     0x562fa1ab2a10 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h7b3d6cac46d277e1
[INFO] [stderr]                                  at /rustc/f5f33ec0e0455eefa72fc5567eb1280a4d5ee206/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stderr]      4:     0x562fa1ace2af - core::fmt::write::h127419eb46f2ecc9
[INFO] [stderr]                                  at /rustc/f5f33ec0e0455eefa72fc5567eb1280a4d5ee206/library/core/src/fmt/mod.rs:1092:17
[INFO] [stderr]      5:     0x562fa1aaff32 - std::io::Write::write_fmt::h6010cfbb4726588b
[INFO] [stderr]                                  at /rustc/f5f33ec0e0455eefa72fc5567eb1280a4d5ee206/library/std/src/io/mod.rs:1572:15
[INFO] [stderr]      6:     0x562fa1ab4b15 - std::sys_common::backtrace::_print::h79b4f9652330cc9d
[INFO] [stderr]                                  at /rustc/f5f33ec0e0455eefa72fc5567eb1280a4d5ee206/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stderr]      7:     0x562fa1ab4b15 - std::sys_common::backtrace::print::h330bb326a76af8cf
[INFO] [stderr]                                  at /rustc/f5f33ec0e0455eefa72fc5567eb1280a4d5ee206/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stderr]      8:     0x562fa1ab4b15 - std::panicking::default_hook::{{closure}}::heb6a42a7d50a472e
[INFO] [stderr]                                  at /rustc/f5f33ec0e0455eefa72fc5567eb1280a4d5ee206/library/std/src/panicking.rs:208:50
[INFO] [stderr]      9:     0x562fa1ab45c3 - std::panicking::default_hook::h17e521ba6d68d6e1
[INFO] [stderr]                                  at /rustc/f5f33ec0e0455eefa72fc5567eb1280a4d5ee206/library/std/src/panicking.rs:225:9
[INFO] [stderr]     10:     0x562fa1ab511d - std::panicking::rust_panic_with_hook::h70db735e3a6e70cb
[INFO] [stderr]                                  at /rustc/f5f33ec0e0455eefa72fc5567eb1280a4d5ee206/library/std/src/panicking.rs:591:17
[INFO] [stderr]     11:     0x562fa1a6cdef - std::panicking::begin_panic::{{closure}}::hdf031f0b85f917ac
[INFO] [stderr]                                  at /rustc/f5f33ec0e0455eefa72fc5567eb1280a4d5ee206/library/std/src/panicking.rs:520:9
[INFO] [stderr]     12:     0x562fa1a6c60e - std::sys_common::backtrace::__rust_end_short_backtrace::hc34ce82f49a2deea
[INFO] [stderr]                                  at /rustc/f5f33ec0e0455eefa72fc5567eb1280a4d5ee206/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stderr]     13:     0x562fa1a6ccf7 - std::panicking::begin_panic::hd348a37dfa2d2448
[INFO] [stderr]                                  at /rustc/f5f33ec0e0455eefa72fc5567eb1280a4d5ee206/library/std/src/panicking.rs:519:12
[INFO] [stderr]     14:     0x562fa1a6b748 - build_script_build::build::h8d8d5b4375c52ee0
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rsoundio-0.1.6/build.rs:108:5
[INFO] [stderr]     15:     0x562fa1a69e8b - build_script_build::linux::h8c31fe361a4986d4
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rsoundio-0.1.6/build.rs:51:9
[INFO] [stderr]     16:     0x562fa1a6a05e - build_script_build::main::hbd28aceb68ed54f1
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rsoundio-0.1.6/build.rs:66:9
[INFO] [stderr]     17:     0x562fa1a6c7fb - core::ops::function::FnOnce::call_once::hffc5c7db24f63dd5
[INFO] [stderr]                                  at /rustc/f5f33ec0e0455eefa72fc5567eb1280a4d5ee206/library/core/src/ops/function.rs:227:5
[INFO] [stderr]     18:     0x562fa1a6c64e - std::sys_common::backtrace::__rust_begin_short_backtrace::h25322a63f3096d0f
[INFO] [stderr]                                  at /rustc/f5f33ec0e0455eefa72fc5567eb1280a4d5ee206/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stderr]     19:     0x562fa1a6db71 - std::rt::lang_start::{{closure}}::hffbac0114eb6ad0b
[INFO] [stderr]                                  at /rustc/f5f33ec0e0455eefa72fc5567eb1280a4d5ee206/library/std/src/rt.rs:66:18
[INFO] [stderr]     20:     0x562fa1ab551a - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hbcc915e668c7ca11
[INFO] [stderr]                                  at /rustc/f5f33ec0e0455eefa72fc5567eb1280a4d5ee206/library/core/src/ops/function.rs:259:13
[INFO] [stderr]     21:     0x562fa1ab551a - std::panicking::try::do_call::h6b0f430d48122ddf
[INFO] [stderr]                                  at /rustc/f5f33ec0e0455eefa72fc5567eb1280a4d5ee206/library/std/src/panicking.rs:379:40
[INFO] [stderr]     22:     0x562fa1ab551a - std::panicking::try::h6ba420e2e21b5afa
[INFO] [stderr]                                  at /rustc/f5f33ec0e0455eefa72fc5567eb1280a4d5ee206/library/std/src/panicking.rs:343:19
[INFO] [stderr]     23:     0x562fa1ab551a - std::panic::catch_unwind::h8366719d1f615eee
[INFO] [stderr]                                  at /rustc/f5f33ec0e0455eefa72fc5567eb1280a4d5ee206/library/std/src/panic.rs:431:14
[INFO] [stderr]     24:     0x562fa1ab551a - std::rt::lang_start_internal::h965c28c9ce06ee73
[INFO] [stderr]                                  at /rustc/f5f33ec0e0455eefa72fc5567eb1280a4d5ee206/library/std/src/rt.rs:51:25
[INFO] [stderr]     25:     0x562fa1a6db50 - std::rt::lang_start::hb1f33aebe0fa1079
[INFO] [stderr]                                  at /rustc/f5f33ec0e0455eefa72fc5567eb1280a4d5ee206/library/std/src/rt.rs:65:5
[INFO] [stderr]     26:     0x562fa1a6c03c - main
[INFO] [stderr]     27:     0x7f2c576570b3 - __libc_start_main
[INFO] [stderr]     28:     0x562fa1a6999e - _start
[INFO] [stderr]     29:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "16a9a4772bbf8c952cc1430246bacb3f90b57fda55d86e5f55b2ebcae7c1d8a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16a9a4772bbf8c952cc1430246bacb3f90b57fda55d86e5f55b2ebcae7c1d8a2", kill_on_drop: false }`
[INFO] [stdout] 16a9a4772bbf8c952cc1430246bacb3f90b57fda55d86e5f55b2ebcae7c1d8a2