[INFO] updating cached repository HazardDev/computer_control [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/HazardDev/computer_control [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/HazardDev/computer_control" "work/ex/beta-1.37-6/sources/1.36.0/gh/HazardDev/computer_control"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/HazardDev/computer_control'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/HazardDev/computer_control" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/HazardDev/computer_control"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/HazardDev/computer_control'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 99c21105529be0801d7908f2fa09896a83ce4135 [INFO] sha for GitHub repo HazardDev/computer_control: 99c21105529be0801d7908f2fa09896a83ce4135 [INFO] validating manifest of HazardDev/computer_control on toolchain 1.36.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of HazardDev/computer_control on toolchain beta-2019-07-23 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing HazardDev/computer_control [INFO] finished frobbing HazardDev/computer_control [INFO] frobbed toml for HazardDev/computer_control written to work/ex/beta-1.37-6/sources/1.36.0/gh/HazardDev/computer_control/Cargo.toml [INFO] started frobbing HazardDev/computer_control [INFO] finished frobbing HazardDev/computer_control [INFO] frobbed toml for HazardDev/computer_control written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/HazardDev/computer_control/Cargo.toml [INFO] crate HazardDev/computer_control already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing HazardDev/computer_control against 1.36.0 for beta-1.37-6 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/HazardDev/computer_control:/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=warn" "-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" "+1.36.0" "build" "--frozen"` [INFO] [stdout] ea55a73dd0c0bafa188319cca9d1032119f8e3e1452765c3ffd0c0dfc3dc1dfe [INFO] running `"docker" "start" "-a" "ea55a73dd0c0bafa188319cca9d1032119f8e3e1452765c3ffd0c0dfc3dc1dfe"` [INFO] [stderr] Compiling serde v1.0.38 [INFO] [stderr] Compiling state v0.4.0 [INFO] [stderr] Compiling alsa-sys v0.1.1 [INFO] [stderr] Compiling rocket v0.3.8 [INFO] [stderr] Compiling rocket_codegen v0.3.8 [INFO] [stderr] Compiling idna v0.1.4 [INFO] [stderr] Compiling crossbeam-deque v0.2.0 [INFO] [stderr] Compiling pear_codegen v0.0.16 [INFO] [stderr] error: failed to run custom build command for `pear_codegen v0.0.16` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/crater/target/debug/build/pear_codegen-dfde046c19facb8b/build-script-build` (exit code: 101) [INFO] [stderr] --- stderr [INFO] [stderr] Error: Pear requires a nightly or dev version of Rust. [INFO] [stderr] Installed version is: 1.36.0 (2019-07-03). Minimum required: 1.27.0-nightly (2018-04-14). [INFO] [stderr] thread 'main' panicked at 'Aborting compilation due to incompatible compiler.', /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/pear_codegen-0.0.16/build.rs:31:13 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55f9b0d79883 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::h6485381528590a55 [INFO] [stderr] at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39 [INFO] [stderr] 1: 0x55f9b0d754bb - std::sys_common::backtrace::_print::h49a82ae9552e35c7 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:71 [INFO] [stderr] 2: 0x55f9b0d78716 - std::panicking::default_hook::{{closure}}::he20974adbefcc046 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] at src/libstd/panicking.rs:197 [INFO] [stderr] 3: 0x55f9b0d784a9 - std::panicking::default_hook::he4af6af4ac7fef7b [INFO] [stderr] at src/libstd/panicking.rs:211 [INFO] [stderr] 4: 0x55f9b0d78d6f - std::panicking::rust_panic_with_hook::h057ff03eb4c8000f [INFO] [stderr] at src/libstd/panicking.rs:474 [INFO] [stderr] 5: 0x55f9b0d4cc13 - std::panicking::begin_panic::h0a6521c065a8b6ef [INFO] [stderr] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panicking.rs:408 [INFO] [stderr] 6: 0x55f9b0d4ac9e - build_script_build::main::h69a3a74aa665a9fd [INFO] [stderr] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/pear_codegen-0.0.16/build.rs:31 [INFO] [stderr] 7: 0x55f9b0d4d5ff - std::rt::lang_start::{{closure}}::hc792f2f46c7b940d [INFO] [stderr] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/rt.rs:64 [INFO] [stderr] 8: 0x55f9b0d787c2 - std::panicking::try::do_call::hc3d8373a0b215f51 [INFO] [stderr] at src/libstd/rt.rs:49 [INFO] [stderr] at src/libstd/panicking.rs:293 [INFO] [stderr] 9: 0x55f9b0d7ecb9 - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:85 [INFO] [stderr] 10: 0x55f9b0d7927c - std::rt::lang_start_internal::he5218c8b95d395f2 [INFO] [stderr] at src/libstd/panicking.rs:272 [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] at src/libstd/rt.rs:48 [INFO] [stderr] 11: 0x55f9b0d4d5d8 - std::rt::lang_start::h1aee89e48de2976d [INFO] [stderr] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/rt.rs:64 [INFO] [stderr] 12: 0x55f9b0d4bb09 - main [INFO] [stderr] 13: 0x7fd5e985a2e0 - __libc_start_main [INFO] [stderr] 14: 0x55f9b0d4a5f9 - _start [INFO] [stderr] 15: 0x0 - [INFO] [stderr] [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `"docker" "inspect" "ea55a73dd0c0bafa188319cca9d1032119f8e3e1452765c3ffd0c0dfc3dc1dfe"` [INFO] running `"docker" "rm" "-f" "ea55a73dd0c0bafa188319cca9d1032119f8e3e1452765c3ffd0c0dfc3dc1dfe"` [INFO] [stdout] ea55a73dd0c0bafa188319cca9d1032119f8e3e1452765c3ffd0c0dfc3dc1dfe