[INFO] updating cached repository knack-supply/curve-tracer [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/knack-supply/curve-tracer [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/knack-supply/curve-tracer" "work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/knack-supply/curve-tracer"` [INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/knack-supply/curve-tracer'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/knack-supply/curve-tracer" "work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/knack-supply/curve-tracer"` [INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/knack-supply/curve-tracer'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 15ff945573a164bb2a851a9731b0e905fe1ee5ed [INFO] sha for GitHub repo knack-supply/curve-tracer: 15ff945573a164bb2a851a9731b0e905fe1ee5ed [INFO] validating manifest of knack-supply/curve-tracer on toolchain master#435236b8877cdb98c82eaebfb7887782277265c5 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of knack-supply/curve-tracer on toolchain try#b5c7f157c20453dde8d47371abe73b32351b4e7f [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing knack-supply/curve-tracer [INFO] finished frobbing knack-supply/curve-tracer [INFO] frobbed toml for knack-supply/curve-tracer written to work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/knack-supply/curve-tracer/Cargo.toml [INFO] started frobbing knack-supply/curve-tracer [INFO] finished frobbing knack-supply/curve-tracer [INFO] frobbed toml for knack-supply/curve-tracer written to work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/knack-supply/curve-tracer/Cargo.toml [INFO] crate knack-supply/curve-tracer already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking knack-supply/curve-tracer against try#b5c7f157c20453dde8d47371abe73b32351b4e7f for pr-62849 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62849/worker-0/try#b5c7f157c20453dde8d47371abe73b32351b4e7f:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/knack-supply/curve-tracer:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 9557e6e1e469d1602485edab283dd84a99cd2c541d3283210191d3600cba2b83 [INFO] running `"docker" "start" "-a" "9557e6e1e469d1602485edab283dd84a99cd2c541d3283210191d3600cba2b83"` [INFO] [stderr] Compiling cairo-rs v0.6.0 [INFO] [stderr] Compiling cairo-sys-rs v0.8.0 [INFO] [stderr] Checking itertools v0.8.0 [INFO] [stderr] Checking measure_time v0.6.0 [INFO] [stderr] Checking glib-sys v0.8.0 [INFO] [stderr] Compiling backtrace-sys v0.1.28 [INFO] [stderr] Compiling hashbrown v0.1.8 [INFO] [stderr] Checking autodiff v0.1.5 [INFO] [stderr] Checking noisy_float v0.1.9 [INFO] [stderr] Compiling syn v0.15.27 [INFO] [stderr] Checking libflate v0.1.20 [INFO] [stderr] Compiling nom v4.2.2 [INFO] [stderr] Compiling clang-sys v0.26.4 [INFO] [stderr] Checking rand v0.6.5 [INFO] [stderr] Compiling winres v0.1.8 [INFO] [stderr] Checking chrono v0.4.6 [INFO] [stderr] Compiling backtrace v0.3.14 [INFO] [stderr] Checking tinytemplate v1.0.1 [INFO] [stderr] Checking gobject-sys v0.8.0 [INFO] [stderr] Compiling cexpr v0.3.4 [INFO] [stderr] Checking criterion-plot v0.3.0 [INFO] [stderr] Compiling env_logger v0.6.0 [INFO] [stderr] Compiling gdk-sys v0.8.0 [INFO] [stderr] Checking nalgebra v0.17.2 [INFO] [stderr] Checking simplelog v0.5.3 [INFO] [stderr] Checking gio-sys v0.8.0 [INFO] [stderr] Checking glib v0.7.1 [INFO] [stderr] Checking pango-sys v0.8.0 [INFO] [stderr] Checking atk-sys v0.8.0 [INFO] [stderr] Compiling gdk v0.10.0 [INFO] [stderr] Compiling gtk-sys v0.8.0 [INFO] [stderr] Compiling gtk v0.6.0 [INFO] [stderr] Checking gdk-pixbuf-sys v0.8.0 [INFO] [stderr] Compiling synstructure v0.10.1 [INFO] [stderr] Compiling relm-gen-widget v0.16.0 [INFO] [stderr] Checking gio v0.6.0 [INFO] [stderr] Checking pango v0.6.0 [INFO] [stderr] Checking atk v0.6.0 [INFO] [stderr] Compiling relm-derive-common v0.16.0 [INFO] [stderr] Compiling failure_derive v0.1.5 [INFO] [stderr] Compiling structopt-derive v0.2.14 [INFO] [stderr] Compiling serde_derive v1.0.89 [INFO] [stderr] Compiling relm-derive v0.16.0 [INFO] [stderr] Compiling relm-attributes v0.16.0 [INFO] [stderr] Compiling failure v0.1.5 [INFO] [stderr] Compiling which v2.0.1 [INFO] [stderr] Compiling ks-curve-tracer v0.5.2-alpha.0 (/opt/crater/workdir) [INFO] [stderr] Compiling bindgen v0.47.3 [INFO] [stderr] Checking structopt v0.2.14 [INFO] [stderr] warning[E0502]: cannot borrow `*self` as immutable because it is also borrowed as mutable [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/nalgebra-0.17.2/src/base/cg.rs:297:44 [INFO] [stderr] | [INFO] [stderr] 297 | self[(j, i)] += shift[j] * self[(D::dim() - 1, i)]; [INFO] [stderr] | ---------------------------^^^^------------------- [INFO] [stderr] | | | [INFO] [stderr] | | immutable borrow occurs here [INFO] [stderr] | mutable borrow occurs here [INFO] [stderr] | mutable borrow later used here [INFO] [stderr] | [INFO] [stderr] = warning: this error has been downgraded to a warning for backwards compatibility with previous releases [INFO] [stderr] = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future [INFO] [stderr] = note: for more information, try `rustc --explain E0729` [INFO] [stderr] [INFO] [stderr] Checking gdk-pixbuf v0.6.0 [INFO] [stderr] Checking criterion v0.2.10 [INFO] [stderr] Compiling digilent-waveforms v0.0.16 [INFO] [stderr] error: failed to run custom build command for `digilent-waveforms v0.0.16` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/crater/target/debug/build/digilent-waveforms-a15ff699a6a3ab47/build-script-build` (exit code: 101) [INFO] [stderr] --- stdout [INFO] [stderr] cargo:rustc-link-search=native=/opt/crater/target/debug/build/digilent-waveforms-3d52c9139149a1c9/out/stubs [INFO] [stderr] [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'Failed to compile stub library: Os { code: 2, kind: NotFound, message: "No such file or directory" }', src/libcore/result.rs:1084:5 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55962cd4d8fb - backtrace::backtrace::libunwind::trace::h80786597adfabf72 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stderr] 1: 0x55962cd4d8fb - backtrace::backtrace::trace_unsynchronized::hcac650387ca20819 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x55962cd4d8fb - std::sys_common::backtrace::_print::h1b9354ff68cb5a2b [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stderr] 3: 0x55962cd4d8fb - std::sys_common::backtrace::print::hee32569be499cf66 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stderr] 4: 0x55962cd4d8fb - std::panicking::default_hook::{{closure}}::h57d4a5a18212e6c4 [INFO] [stderr] at src/libstd/panicking.rs:200 [INFO] [stderr] 5: 0x55962cd4d5d6 - std::panicking::default_hook::h6b5ac8e0c8ee81de [INFO] [stderr] at src/libstd/panicking.rs:214 [INFO] [stderr] 6: 0x55962cd4e06d - std::panicking::rust_panic_with_hook::h087293a0d0382d86 [INFO] [stderr] at src/libstd/panicking.rs:477 [INFO] [stderr] 7: 0x55962cd4dbf2 - std::panicking::continue_panic_fmt::h5398c0b14056de59 [INFO] [stderr] at src/libstd/panicking.rs:384 [INFO] [stderr] 8: 0x55962cd4dad6 - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:311 [INFO] [stderr] 9: 0x55962cd6e44d - core::panicking::panic_fmt::hc22ef80bd93ddcf4 [INFO] [stderr] at src/libcore/panicking.rs:85 [INFO] [stderr] 10: 0x55962cd6e547 - core::result::unwrap_failed::h52618310aa6d47ad [INFO] [stderr] at src/libcore/result.rs:1084 [INFO] [stderr] 11: 0x55962c67dd78 - core::result::Result::expect::he2040a8a05250748 [INFO] [stderr] at /rustc/b5c7f157c20453dde8d47371abe73b32351b4e7f/src/libcore/result.rs:879 [INFO] [stderr] 12: 0x55962c67aba1 - build_script_build::main::h374d956efe243549 [INFO] [stderr] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/digilent-waveforms-0.0.16/build.rs:65 [INFO] [stderr] 13: 0x55962c67cb10 - std::rt::lang_start::{{closure}}::h7e9c0b424981351c [INFO] [stderr] at /rustc/b5c7f157c20453dde8d47371abe73b32351b4e7f/src/libstd/rt.rs:64 [INFO] [stderr] 14: 0x55962cd4da73 - std::rt::lang_start_internal::{{closure}}::h1a060554ddace6f7 [INFO] [stderr] at src/libstd/rt.rs:49 [INFO] [stderr] 15: 0x55962cd4da73 - std::panicking::try::do_call::h36cfd8d9c1d0d936 [INFO] [stderr] at src/libstd/panicking.rs:296 [INFO] [stderr] 16: 0x55962cd5686a - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:80 [INFO] [stderr] 17: 0x55962cd4e63d - std::panicking::try::h225224763b892cde [INFO] [stderr] at src/libstd/panicking.rs:275 [INFO] [stderr] 18: 0x55962cd4e63d - std::panic::catch_unwind::h3043ed737cbd6e8e [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 19: 0x55962cd4e63d - std::rt::lang_start_internal::h97b8d999a39debed [INFO] [stderr] at src/libstd/rt.rs:48 [INFO] [stderr] 20: 0x55962c67cae9 - std::rt::lang_start::he1a355773d7d29e6 [INFO] [stderr] at /rustc/b5c7f157c20453dde8d47371abe73b32351b4e7f/src/libstd/rt.rs:64 [INFO] [stderr] 21: 0x55962c67b15a - main [INFO] [stderr] 22: 0x7f0dec5122e1 - __libc_start_main [INFO] [stderr] 23: 0x55962c679c1a - _start [INFO] [stderr] 24: 0x0 - [INFO] [stderr] [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `"docker" "inspect" "9557e6e1e469d1602485edab283dd84a99cd2c541d3283210191d3600cba2b83"` [INFO] running `"docker" "rm" "-f" "9557e6e1e469d1602485edab283dd84a99cd2c541d3283210191d3600cba2b83"` [INFO] [stdout] 9557e6e1e469d1602485edab283dd84a99cd2c541d3283210191d3600cba2b83