[INFO] cloning repository https://github.com/overminder/cs510-comp-sound
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/overminder/cs510-comp-sound" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foverminder%2Fcs510-comp-sound", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foverminder%2Fcs510-comp-sound'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] aec1f233f8e3753dfd1e1e3f6c8812b6e4f0db97
[INFO] testing overminder/cs510-comp-sound against master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foverminder%2Fcs510-comp-sound" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] [stderr] Checking out files:  73% (219/297)   
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Checking out files: 100% (297/297), done.
[INFO] validating manifest of git repo https://github.com/overminder/cs510-comp-sound on toolchain 5d5ff84130da0d74c6ece368dbe821d8f83fa526
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/overminder/cs510-comp-sound
[INFO] disabled cargo feature 'default-run' from git repo https://github.com/overminder/cs510-comp-sound
[INFO] finished tweaking git repo https://github.com/overminder/cs510-comp-sound
[INFO] tweaked toml for git repo https://github.com/overminder/cs510-comp-sound written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/overminder/cs510-comp-sound already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4fea95dd3e3e4544a5e58909371d61b276baaea323f441f25fccc3a08360227b
[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" "4fea95dd3e3e4544a5e58909371d61b276baaea323f441f25fccc3a08360227b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4fea95dd3e3e4544a5e58909371d61b276baaea323f441f25fccc3a08360227b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4fea95dd3e3e4544a5e58909371d61b276baaea323f441f25fccc3a08360227b", kill_on_drop: false }`
[INFO] [stdout] 4fea95dd3e3e4544a5e58909371d61b276baaea323f441f25fccc3a08360227b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3a1731e66a12867550661cd9099c8815189d4a86a4a65a4d552a65460b05fef6
[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" "3a1731e66a12867550661cd9099c8815189d4a86a4a65a4d552a65460b05fef6", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling encoding_index_tests v0.1.4
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.34
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]    Compiling pkg-config v0.3.14
[INFO] [stderr]    Compiling libc v0.2.55
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]    Compiling either v1.5.2
[INFO] [stderr]    Compiling bitflags v0.7.0
[INFO] [stderr]    Compiling claxon v0.4.2
[INFO] [stderr]    Compiling hound v3.4.0
[INFO] [stderr]    Compiling encoding-index-singlebyte v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-japanese v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-korean v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-tradchinese v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-simpchinese v1.20141219.5
[INFO] [stderr]    Compiling itertools v0.8.0
[INFO] [stderr]    Compiling portaudio v0.7.0
[INFO] [stderr]    Compiling encoding v0.2.33
[INFO] [stderr] error: failed to run custom build command for `portaudio v0.7.0`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/portaudio-90fe2e82f49f1200/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-0.7.0/build.rs:83:23
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x56413af26f00 - std::backtrace_rs::backtrace::libunwind::trace::h95fc93571932622e
[INFO] [stderr]                                  at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stderr]      1:     0x56413af26f00 - std::backtrace_rs::backtrace::trace_unsynchronized::h4d0b90afc33151fd
[INFO] [stderr]                                  at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x56413af26f00 - std::sys_common::backtrace::_print_fmt::h93d302d001a3bf01
[INFO] [stderr]                                  at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stderr]      3:     0x56413af26f00 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h7881e3a580134f9a
[INFO] [stderr]                                  at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stderr]      4:     0x56413af45b3c - core::fmt::write::h1857a60b204f1b6a
[INFO] [stderr]                                  at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/core/src/fmt/mod.rs:1078:17
[INFO] [stderr]      5:     0x56413af23f02 - std::io::Write::write_fmt::h24485de26f355188
[INFO] [stderr]                                  at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/io/mod.rs:1519:15
[INFO] [stderr]      6:     0x56413af29305 - std::sys_common::backtrace::_print::h3e3f9fed81bc11e9
[INFO] [stderr]                                  at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stderr]      7:     0x56413af29305 - std::sys_common::backtrace::print::hd22ac23fed5071c8
[INFO] [stderr]                                  at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stderr]      8:     0x56413af29305 - std::panicking::default_hook::{{closure}}::h1647bdcf68060e17
[INFO] [stderr]                                  at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/panicking.rs:208:50
[INFO] [stderr]      9:     0x56413af28e5a - std::panicking::default_hook::hb08853b392b9404b
[INFO] [stderr]                                  at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/panicking.rs:225:9
[INFO] [stderr]     10:     0x56413af29aa1 - std::panicking::rust_panic_with_hook::h3624ee29da369ede
[INFO] [stderr]                                  at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/panicking.rs:591:17
[INFO] [stderr]     11:     0x56413af295e7 - std::panicking::begin_panic_handler::{{closure}}::hefcfcedcde6bb6d9
[INFO] [stderr]                                  at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/panicking.rs:497:13
[INFO] [stderr]     12:     0x56413af273bc - std::sys_common::backtrace::__rust_end_short_backtrace::heb130cec93caa706
[INFO] [stderr]                                  at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stderr]     13:     0x56413af29549 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/panicking.rs:493:5
[INFO] [stderr]     14:     0x56413af294fb - std::panicking::begin_panic_fmt::h37a25c59c4d54517
[INFO] [stderr]                                  at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/panicking.rs:435:5
[INFO] [stderr]     15:     0x56413aee3447 - build_script_build::unix_platform::build::h00f6fedf0131995b
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/portaudio-0.7.0/build.rs:83:23
[INFO] [stderr]     16:     0x56413aee3eb3 - build_script_build::platform::build::h8dd66e1552e3bf68
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/portaudio-0.7.0/build.rs:140:9
[INFO] [stderr]     17:     0x56413aee4bde - build_script_build::build::h38974541b14bb611
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/portaudio-0.7.0/build.rs:49:9
[INFO] [stderr]     18:     0x56413aee4a6b - build_script_build::main::haea54a08a764b815
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/portaudio-0.7.0/build.rs:38:5
[INFO] [stderr]     19:     0x56413aee43cb - core::ops::function::FnOnce::call_once::h87c175b9a012bdf0
[INFO] [stderr]                                  at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/core/src/ops/function.rs:227:5
[INFO] [stderr]     20:     0x56413aee427e - std::sys_common::backtrace::__rust_begin_short_backtrace::hf9c0c2686b932674
[INFO] [stderr]                                  at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stderr]     21:     0x56413aee51e1 - std::rt::lang_start::{{closure}}::h67d46e4e8fc5f883
[INFO] [stderr]                                  at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/rt.rs:66:18
[INFO] [stderr]     22:     0x56413af29ec7 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h194d6aa01fb6b594
[INFO] [stderr]                                  at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/core/src/ops/function.rs:259:13
[INFO] [stderr]     23:     0x56413af29ec7 - std::panicking::try::do_call::h4ef477456776cccb
[INFO] [stderr]                                  at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/panicking.rs:379:40
[INFO] [stderr]     24:     0x56413af29ec7 - std::panicking::try::h7f2121b6bb3bbca4
[INFO] [stderr]                                  at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/panicking.rs:343:19
[INFO] [stderr]     25:     0x56413af29ec7 - std::panic::catch_unwind::he974d0ca04309948
[INFO] [stderr]                                  at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/panic.rs:396:14
[INFO] [stderr]     26:     0x56413af29ec7 - std::rt::lang_start_internal::h36e9e78490120b9f
[INFO] [stderr]                                  at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/rt.rs:51:25
[INFO] [stderr]     27:     0x56413aee51b7 - std::rt::lang_start::he2049634200f1f32
[INFO] [stderr]                                  at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/rt.rs:65:5
[INFO] [stderr]     28:     0x56413aee4c8a - main
[INFO] [stderr]     29:     0x7f230ba300b3 - __libc_start_main
[INFO] [stderr]     30:     0x56413aee30be - _start
[INFO] [stderr]     31:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "3a1731e66a12867550661cd9099c8815189d4a86a4a65a4d552a65460b05fef6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a1731e66a12867550661cd9099c8815189d4a86a4a65a4d552a65460b05fef6", kill_on_drop: false }`
[INFO] [stdout] 3a1731e66a12867550661cd9099c8815189d4a86a4a65a4d552a65460b05fef6