[INFO] updating cached repository https://github.com/oxcable/subtractive-synth
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] be36f42912b54051bd058abcc8000864508d2f45
[INFO] testing oxcable/subtractive-synth against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foxcable%2Fsubtractive-synth" "/workspace/builds/worker-2/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/oxcable/subtractive-synth on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/oxcable/subtractive-synth
[INFO] finished tweaking git repo https://github.com/oxcable/subtractive-synth
[INFO] tweaked toml for git repo https://github.com/oxcable/subtractive-synth written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/oxcable/subtractive-synth already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] warning: An explicit [[bin]] section is specified in Cargo.toml which currently
[INFO] [stderr] disables Cargo from automatically inferring other binary targets.
[INFO] [stderr] This inference behavior will change in the Rust 2018 edition and the following
[INFO] [stderr] files will be included as a binary target:
[INFO] [stderr] 
[INFO] [stderr] * /workspace/builds/worker-2/source/src/main.rs
[INFO] [stderr] 
[INFO] [stderr] This is likely to break cargo build or cargo test as these files may not be
[INFO] [stderr] ready to be compiled as a binary target today. You can future-proof yourself
[INFO] [stderr] and disable this warning by adding `autobins = false` to your [package]
[INFO] [stderr] section. You may also move the files to a location where Cargo would not
[INFO] [stderr] automatically infer them to be a target, such as in subfolders.
[INFO] [stderr] 
[INFO] [stderr] For more information on this warning you can consult
[INFO] [stderr] https://github.com/rust-lang/cargo/issues/5330
[INFO] [stderr] warning: path `/workspace/builds/worker-2/source/src/main.rs` was erroneously implicitly accepted for binary `run-subtractive-synth`,
[INFO] [stderr] please set bin.path in Cargo.toml
[INFO] [stderr] error: the lock file /workspace/builds/worker-2/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] warning: An explicit [[bin]] section is specified in Cargo.toml which currently
[INFO] [stderr] disables Cargo from automatically inferring other binary targets.
[INFO] [stderr] This inference behavior will change in the Rust 2018 edition and the following
[INFO] [stderr] files will be included as a binary target:
[INFO] [stderr] 
[INFO] [stderr] * /workspace/builds/worker-2/source/src/main.rs
[INFO] [stderr] 
[INFO] [stderr] This is likely to break cargo build or cargo test as these files may not be
[INFO] [stderr] ready to be compiled as a binary target today. You can future-proof yourself
[INFO] [stderr] and disable this warning by adding `autobins = false` to your [package]
[INFO] [stderr] section. You may also move the files to a location where Cargo would not
[INFO] [stderr] automatically infer them to be a target, such as in subfolders.
[INFO] [stderr] 
[INFO] [stderr] For more information on this warning you can consult
[INFO] [stderr] https://github.com/rust-lang/cargo/issues/5330
[INFO] [stderr] warning: path `/workspace/builds/worker-2/source/src/main.rs` was erroneously implicitly accepted for binary `run-subtractive-synth`,
[INFO] [stderr] please set bin.path in Cargo.toml
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d0fe14d15b5185b6861119805779817b4d8cbe18d48ad7ee7e8b8cc805171328
[INFO] running `"docker" "start" "-a" "d0fe14d15b5185b6861119805779817b4d8cbe18d48ad7ee7e8b8cc805171328"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: An explicit [[bin]] section is specified in Cargo.toml which currently
[INFO] [stderr] disables Cargo from automatically inferring other binary targets.
[INFO] [stderr] This inference behavior will change in the Rust 2018 edition and the following
[INFO] [stderr] files will be included as a binary target:
[INFO] [stderr] 
[INFO] [stderr] * /opt/rustwide/workdir/src/main.rs
[INFO] [stderr] 
[INFO] [stderr] This is likely to break cargo build or cargo test as these files may not be
[INFO] [stderr] ready to be compiled as a binary target today. You can future-proof yourself
[INFO] [stderr] and disable this warning by adding `autobins = false` to your [package]
[INFO] [stderr] section. You may also move the files to a location where Cargo would not
[INFO] [stderr] automatically infer them to be a target, such as in subfolders.
[INFO] [stderr] 
[INFO] [stderr] For more information on this warning you can consult
[INFO] [stderr] https://github.com/rust-lang/cargo/issues/5330
[INFO] [stderr] warning: path `/opt/rustwide/workdir/src/main.rs` was erroneously implicitly accepted for binary `run-subtractive-synth`,
[INFO] [stderr] please set bin.path in Cargo.toml
[INFO] [stderr]    Compiling portaudio v0.5.1
[INFO] [stderr]    Compiling portmidi v0.1.6
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr] error: failed to run custom build command for `portaudio v0.5.1`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/portaudio-547aa79fc2eb6206/build-script-build` (exit code: 101)
[INFO] [stderr] --- stderr
[INFO] [stderr] thread 'main' panicked at 'No such file or directory (os error 2)', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/portaudio-0.5.1/build.rs:83:23
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x55c3a05bb985 - backtrace::backtrace::libunwind::trace::h07c956be65d9b461
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86
[INFO] [stderr]    1:     0x55c3a05bb985 - backtrace::backtrace::trace_unsynchronized::h2fdb9e4177ad4d20
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x55c3a05bb985 - std::sys_common::backtrace::_print_fmt::ha62d8426311107ac
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:78
[INFO] [stderr]    3:     0x55c3a05bb985 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h3ec6bdab62f1e8d9
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:59
[INFO] [stderr]    4:     0x55c3a05de44c - core::fmt::write::h935cb0ed4078a853
[INFO] [stderr]                                at src/libcore/fmt/mod.rs:1076
[INFO] [stderr]    5:     0x55c3a05b8ef3 - std::io::Write::write_fmt::hc912aacf8d691eb3
[INFO] [stderr]                                at src/libstd/io/mod.rs:1537
[INFO] [stderr]    6:     0x55c3a05bdf40 - std::sys_common::backtrace::_print::h460db802d801ccf8
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:62
[INFO] [stderr]    7:     0x55c3a05bdf40 - std::sys_common::backtrace::print::h399d664f56640530
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:49
[INFO] [stderr]    8:     0x55c3a05bdf40 - std::panicking::default_hook::{{closure}}::hc6dfd87957c765b8
[INFO] [stderr]                                at src/libstd/panicking.rs:198
[INFO] [stderr]    9:     0x55c3a05bdc8c - std::panicking::default_hook::hfdceba6d6d1a18ae
[INFO] [stderr]                                at src/libstd/panicking.rs:218
[INFO] [stderr]   10:     0x55c3a05be527 - std::panicking::rust_panic_with_hook::hd01e282bff1b1e63
[INFO] [stderr]                                at src/libstd/panicking.rs:486
[INFO] [stderr]   11:     0x55c3a05be12b - rust_begin_unwind
[INFO] [stderr]                                at src/libstd/panicking.rs:388
[INFO] [stderr]   12:     0x55c3a05be09b - std::panicking::begin_panic_fmt::h3ec91017ffedff5c
[INFO] [stderr]                                at src/libstd/panicking.rs:342
[INFO] [stderr]   13:     0x55c3a0582512 - build_script_build::unix_platform::build::hf165297c533e0010
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/portaudio-0.5.1/build.rs:83
[INFO] [stderr]   14:     0x55c3a0582f63 - build_script_build::platform::build::h1327ba985db87fd5
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/portaudio-0.5.1/build.rs:140
[INFO] [stderr]   15:     0x55c3a0583c4e - build_script_build::build::hafa21b1ef5ec59a7
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/portaudio-0.5.1/build.rs:49
[INFO] [stderr]   16:     0x55c3a0583adb - build_script_build::main::hd9dad01d4681abec
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/portaudio-0.5.1/build.rs:38
[INFO] [stderr]   17:     0x55c3a058424b - std::rt::lang_start::{{closure}}::h1a7cec1834de195e
[INFO] [stderr]                                at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/libstd/rt.rs:67
[INFO] [stderr]   18:     0x55c3a05be8f8 - std::rt::lang_start_internal::{{closure}}::haabc9d435e1b0c2f
[INFO] [stderr]                                at src/libstd/rt.rs:52
[INFO] [stderr]   19:     0x55c3a05be8f8 - std::panicking::try::do_call::h54d9370b0ac83700
[INFO] [stderr]                                at src/libstd/panicking.rs:297
[INFO] [stderr]   20:     0x55c3a05be8f8 - std::panicking::try::h85e1c41421d5b6f9
[INFO] [stderr]                                at src/libstd/panicking.rs:274
[INFO] [stderr]   21:     0x55c3a05be8f8 - std::panic::catch_unwind::hfd957e6c9fdcf274
[INFO] [stderr]                                at src/libstd/panic.rs:394
[INFO] [stderr]   22:     0x55c3a05be8f8 - std::rt::lang_start_internal::hed9744eef32ef5a1
[INFO] [stderr]                                at src/libstd/rt.rs:51
[INFO] [stderr]   23:     0x55c3a0584227 - std::rt::lang_start::h2c0ad464e649d9b1
[INFO] [stderr]                                at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/libstd/rt.rs:67
[INFO] [stderr]   24:     0x55c3a0583cfa - main
[INFO] [stderr]   25:     0x7fedd2b8f0b3 - __libc_start_main
[INFO] [stderr]   26:     0x55c3a058218e - _start
[INFO] [stderr]   27:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] running `"docker" "inspect" "d0fe14d15b5185b6861119805779817b4d8cbe18d48ad7ee7e8b8cc805171328"`
[INFO] running `"docker" "rm" "-f" "d0fe14d15b5185b6861119805779817b4d8cbe18d48ad7ee7e8b8cc805171328"`
[INFO] [stdout] d0fe14d15b5185b6861119805779817b4d8cbe18d48ad7ee7e8b8cc805171328