[INFO] cloning repository iosmanthus/RocketMongoDemo [INFO] running `"git" "clone" "--bare" "git://github.com/iosmanthus/RocketMongoDemo.git" "work/cache/sources/gh/iosmanthus/RocketMongoDemo"` [INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/iosmanthus/RocketMongoDemo'... [INFO] running `"git" "clone" "work/cache/sources/gh/iosmanthus/RocketMongoDemo" "work/ex/beta-1.37-6/sources/1.36.0/gh/iosmanthus/RocketMongoDemo"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/iosmanthus/RocketMongoDemo'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/iosmanthus/RocketMongoDemo" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/iosmanthus/RocketMongoDemo"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/iosmanthus/RocketMongoDemo'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] f3ed7908f9fe5c4660b86d7b626a2e479dada37f [INFO] sha for GitHub repo iosmanthus/RocketMongoDemo: f3ed7908f9fe5c4660b86d7b626a2e479dada37f [INFO] validating manifest of iosmanthus/RocketMongoDemo 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 iosmanthus/RocketMongoDemo 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 iosmanthus/RocketMongoDemo [INFO] finished frobbing iosmanthus/RocketMongoDemo [INFO] frobbed toml for iosmanthus/RocketMongoDemo written to work/ex/beta-1.37-6/sources/1.36.0/gh/iosmanthus/RocketMongoDemo/Cargo.toml [INFO] started frobbing iosmanthus/RocketMongoDemo [INFO] finished frobbing iosmanthus/RocketMongoDemo [INFO] frobbed toml for iosmanthus/RocketMongoDemo written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/iosmanthus/RocketMongoDemo/Cargo.toml [INFO] crate iosmanthus/RocketMongoDemo 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] [stderr] Blocking waiting for file lock on package cache lock [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing iosmanthus/RocketMongoDemo 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/iosmanthus/RocketMongoDemo:/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] 2d29a77b6360f5fc8587be920048a0ef54552976efd5ae3a004da8b62d2ba022 [INFO] running `"docker" "start" "-a" "2d29a77b6360f5fc8587be920048a0ef54552976efd5ae3a004da8b62d2ba022"` [INFO] [stderr] Blocking waiting for file lock on package cache lock [INFO] [stderr] Compiling syn v0.15.36 [INFO] [stderr] Compiling serde v1.0.92 [INFO] [stderr] Compiling constant_time_eq v0.1.3 [INFO] [stderr] Compiling scopeguard v1.0.0 [INFO] [stderr] Compiling arrayref v0.3.5 [INFO] [stderr] Compiling hex v0.3.2 [INFO] [stderr] Compiling md5 v0.3.8 [INFO] [stderr] Compiling try_from v0.2.2 [INFO] [stderr] Compiling separator v0.3.1 [INFO] [stderr] Compiling bufstream v0.1.4 [INFO] [stderr] Compiling data-encoding v2.1.2 [INFO] [stderr] Compiling num-traits v0.2.8 [INFO] [stderr] Compiling num-integer v0.1.41 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling unicode-normalization v0.1.8 [INFO] [stderr] Compiling semver v0.8.0 [INFO] [stderr] Compiling rocket_contrib_codegen v0.4.1 [INFO] [stderr] Compiling block-buffer v0.3.3 [INFO] [stderr] Compiling lock_api v0.2.0 [INFO] [stderr] Compiling ring v0.13.5 [INFO] [stderr] Compiling pear_codegen v0.1.2 [INFO] [stderr] Compiling rocket_codegen v0.4.1 [INFO] [stderr] error: failed to run custom build command for `pear_codegen v0.1.2` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/crater/target/debug/build/pear_codegen-0adab3ac63d3511e/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: 1.31.0-nightly (2018-10-05). [INFO] [stderr] thread 'main' panicked at 'Aborting compilation due to incompatible compiler.', /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/pear_codegen-0.1.2/build.rs:31:13 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x5597e488eb93 - 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: 0x5597e488a7cb - std::sys_common::backtrace::_print::h49a82ae9552e35c7 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:71 [INFO] [stderr] 2: 0x5597e488da26 - 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: 0x5597e488d7b9 - std::panicking::default_hook::he4af6af4ac7fef7b [INFO] [stderr] at src/libstd/panicking.rs:211 [INFO] [stderr] 4: 0x5597e488e07f - std::panicking::rust_panic_with_hook::h057ff03eb4c8000f [INFO] [stderr] at src/libstd/panicking.rs:474 [INFO] [stderr] 5: 0x5597e4861193 - std::panicking::begin_panic::h0bfecc8f7c48d9cf [INFO] [stderr] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panicking.rs:408 [INFO] [stderr] 6: 0x5597e485f21e - build_script_build::main::h62ce5a50516d2fa8 [INFO] [stderr] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/pear_codegen-0.1.2/build.rs:31 [INFO] [stderr] 7: 0x5597e4861b7f - std::rt::lang_start::{{closure}}::h8dacd6ecc58c5ac4 [INFO] [stderr] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/rt.rs:64 [INFO] [stderr] 8: 0x5597e488dad2 - 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: 0x5597e4893fc9 - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:85 [INFO] [stderr] 10: 0x5597e488e58c - 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: 0x5597e4861b58 - std::rt::lang_start::hab29b371b8b34776 [INFO] [stderr] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/rt.rs:64 [INFO] [stderr] 12: 0x5597e4860089 - main [INFO] [stderr] 13: 0x7f1d800362e0 - __libc_start_main [INFO] [stderr] 14: 0x5597e485eb79 - _start [INFO] [stderr] 15: 0x0 - [INFO] [stderr] [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: failed to run custom build command for `rocket_codegen v0.4.1` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/crater/target/debug/build/rocket_codegen-792382e73380a0ab/build-script-build` (exit code: 101) [INFO] [stderr] --- stderr [INFO] [stderr] Error: Rocket requires a nightly or dev version of Rust. [INFO] [stderr] Installed version is: 1.36.0 (2019-07-03). Minimum required: 1.32.0-nightly (2018-11-23). [INFO] [stderr] See the getting started guide (https://rocket.rs/v0.4/guide/getting-started/) for more information. [INFO] [stderr] thread 'main' panicked at 'Aborting compilation due to incompatible compiler.', /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rocket_codegen-0.4.1/build.rs:38:13 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x558fa515c5d3 - 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: 0x558fa515820b - std::sys_common::backtrace::_print::h49a82ae9552e35c7 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:71 [INFO] [stderr] 2: 0x558fa515b466 - 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: 0x558fa515b1f9 - std::panicking::default_hook::he4af6af4ac7fef7b [INFO] [stderr] at src/libstd/panicking.rs:211 [INFO] [stderr] 4: 0x558fa515babf - std::panicking::rust_panic_with_hook::h057ff03eb4c8000f [INFO] [stderr] at src/libstd/panicking.rs:474 [INFO] [stderr] 5: 0x558fa512f6b3 - std::panicking::begin_panic::h72ce8e2d7ad238c5 [INFO] [stderr] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panicking.rs:408 [INFO] [stderr] 6: 0x558fa512a7ac - build_script_build::main::hf84c638f815a3e43 [INFO] [stderr] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rocket_codegen-0.4.1/build.rs:38 [INFO] [stderr] 7: 0x558fa512cd8f - std::rt::lang_start::{{closure}}::hb04f483e2076dc86 [INFO] [stderr] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/rt.rs:64 [INFO] [stderr] 8: 0x558fa515b512 - 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: 0x558fa5161a09 - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:85 [INFO] [stderr] 10: 0x558fa515bfcc - 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: 0x558fa512cd68 - std::rt::lang_start::hc164ce8c82b6068c [INFO] [stderr] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/rt.rs:64 [INFO] [stderr] 12: 0x558fa512b589 - main [INFO] [stderr] 13: 0x7f02399b72e0 - __libc_start_main [INFO] [stderr] 14: 0x558fa5129f29 - _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" "2d29a77b6360f5fc8587be920048a0ef54552976efd5ae3a004da8b62d2ba022"` [INFO] running `"docker" "rm" "-f" "2d29a77b6360f5fc8587be920048a0ef54552976efd5ae3a004da8b62d2ba022"` [INFO] [stdout] 2d29a77b6360f5fc8587be920048a0ef54552976efd5ae3a004da8b62d2ba022