[INFO] updating cached repository MeetMon/MeetMon-BackEnd [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/MeetMon/MeetMon-BackEnd [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/MeetMon/MeetMon-BackEnd" "work/ex/beta-1.37-6/sources/1.36.0/gh/MeetMon/MeetMon-BackEnd"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/MeetMon/MeetMon-BackEnd'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/MeetMon/MeetMon-BackEnd" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/MeetMon/MeetMon-BackEnd"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/MeetMon/MeetMon-BackEnd'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 754b3734cc852cf50dc4e81a604ff6baf60a0660 [INFO] sha for GitHub repo MeetMon/MeetMon-BackEnd: 754b3734cc852cf50dc4e81a604ff6baf60a0660 [INFO] validating manifest of MeetMon/MeetMon-BackEnd 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 MeetMon/MeetMon-BackEnd 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 MeetMon/MeetMon-BackEnd [INFO] finished frobbing MeetMon/MeetMon-BackEnd [INFO] frobbed toml for MeetMon/MeetMon-BackEnd written to work/ex/beta-1.37-6/sources/1.36.0/gh/MeetMon/MeetMon-BackEnd/Cargo.toml [INFO] started frobbing MeetMon/MeetMon-BackEnd [INFO] finished frobbing MeetMon/MeetMon-BackEnd [INFO] frobbed toml for MeetMon/MeetMon-BackEnd written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/MeetMon/MeetMon-BackEnd/Cargo.toml [INFO] crate MeetMon/MeetMon-BackEnd 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] [stderr] Blocking waiting for file lock on package cache [INFO] testing MeetMon/MeetMon-BackEnd 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-4/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/MeetMon/MeetMon-BackEnd:/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] b397bb189519ebc8befa46eef03e5f084b7f8f7cba6dd9bdc5b5da234a81c978 [INFO] running `"docker" "start" "-a" "b397bb189519ebc8befa46eef03e5f084b7f8f7cba6dd9bdc5b5da234a81c978"` [INFO] [stderr] Compiling try_from v0.2.2 [INFO] [stderr] Compiling data-encoding v2.1.1 [INFO] [stderr] Compiling proc-macro2 v0.4.9 [INFO] [stderr] Compiling pear_codegen v0.1.0 (http://github.com/SergioBenitez/Pear?rev=b475140#b4751403) [INFO] [stderr] Compiling rocket v0.4.0-dev (https://github.com/SergioBenitez/Rocket/#b0f86dcb) [INFO] [stderr] Compiling rocket_codegen v0.4.0-dev (https://github.com/SergioBenitez/Rocket/#b0f86dcb) [INFO] [stderr] Compiling base64 v0.6.0 [INFO] [stderr] Compiling smallvec v0.6.3 [INFO] [stderr] error[E0554]: #![feature] may not be used on the stable release channel [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.9/src/lib.rs:47:34 [INFO] [stderr] | [INFO] [stderr] 47 | #![cfg_attr(feature = "nightly", feature(proc_macro_raw_ident, proc_macro_span))] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Compiling mime v0.2.6 [INFO] [stderr] error[E0658]: use of unstable library feature 'proc_macro_def_site' [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.9/src/unstable.rs:347:27 [INFO] [stderr] | [INFO] [stderr] 347 | Span::Nightly(proc_macro::Span::def_site()) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: for more information, see https://github.com/rust-lang/rust/issues/54724 [INFO] [stderr] [INFO] [stderr] error: aborting due to 2 previous errors [INFO] [stderr] [INFO] [stderr] Some errors have detailed explanations: E0554, E0658. [INFO] [stderr] For more information about an error, try `rustc --explain E0554`. [INFO] [stderr] error: Could not compile `proc-macro2`. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: failed to run custom build command for `rocket_codegen v0.4.0-dev (https://github.com/SergioBenitez/Rocket/#b0f86dcb)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/crater/target/debug/build/rocket_codegen-c19189b596096be8/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: 1.29.0-nightly (2018-07-16). [INFO] [stderr] See the getting started guide (https://rocket.rs/guide/getting-started/) for more information. [INFO] [stderr] thread 'main' panicked at 'Aborting compilation due to incompatible compiler.', /opt/crater/cargo-home/git/checkouts/rocket-8bf16d9ca7e90bdc/b0f86dc/core/codegen/build.rs:38:17 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55fdbfb9eaa3 - 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: 0x55fdbfb9a6db - std::sys_common::backtrace::_print::h49a82ae9552e35c7 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:71 [INFO] [stderr] 2: 0x55fdbfb9d936 - 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: 0x55fdbfb9d6c9 - std::panicking::default_hook::he4af6af4ac7fef7b [INFO] [stderr] at src/libstd/panicking.rs:211 [INFO] [stderr] 4: 0x55fdbfb9df8f - std::panicking::rust_panic_with_hook::h057ff03eb4c8000f [INFO] [stderr] at src/libstd/panicking.rs:474 [INFO] [stderr] 5: 0x55fdbfb71e33 - std::panicking::begin_panic::h6a529959907985bc [INFO] [stderr] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panicking.rs:408 [INFO] [stderr] 6: 0x55fdbfb6fec7 - build_script_build::main::hc1c3fff44f501751 [INFO] [stderr] at /opt/crater/cargo-home/git/checkouts/rocket-8bf16d9ca7e90bdc/b0f86dc/core/codegen/build.rs:38 [INFO] [stderr] 7: 0x55fdbfb7281f - std::rt::lang_start::{{closure}}::hc117687f87fd4527 [INFO] [stderr] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/rt.rs:64 [INFO] [stderr] 8: 0x55fdbfb9d9e2 - 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: 0x55fdbfba3ed9 - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:85 [INFO] [stderr] 10: 0x55fdbfb9e49c - 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: 0x55fdbfb727f8 - std::rt::lang_start::h8e6b01020f045281 [INFO] [stderr] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/rt.rs:64 [INFO] [stderr] 12: 0x55fdbfb70d29 - main [INFO] [stderr] 13: 0x7efc466982e0 - __libc_start_main [INFO] [stderr] 14: 0x55fdbfb6f5f9 - _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" "b397bb189519ebc8befa46eef03e5f084b7f8f7cba6dd9bdc5b5da234a81c978"` [INFO] running `"docker" "rm" "-f" "b397bb189519ebc8befa46eef03e5f084b7f8f7cba6dd9bdc5b5da234a81c978"` [INFO] [stdout] b397bb189519ebc8befa46eef03e5f084b7f8f7cba6dd9bdc5b5da234a81c978