[INFO] updating cached repository njaremko/iota-pow-box [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/njaremko/iota-pow-box [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/njaremko/iota-pow-box" "work/ex/beta-1.38-1/sources/1.37.0/gh/njaremko/iota-pow-box"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/njaremko/iota-pow-box'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/njaremko/iota-pow-box" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/njaremko/iota-pow-box"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/njaremko/iota-pow-box'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] c3b0246d19038a32a9b7bf32f943a672f4206ea7 [INFO] sha for GitHub repo njaremko/iota-pow-box: c3b0246d19038a32a9b7bf32f943a672f4206ea7 [INFO] validating manifest of njaremko/iota-pow-box on toolchain 1.37.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of njaremko/iota-pow-box on toolchain beta-2019-08-13 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing njaremko/iota-pow-box [INFO] finished frobbing njaremko/iota-pow-box [INFO] frobbed toml for njaremko/iota-pow-box written to work/ex/beta-1.38-1/sources/1.37.0/gh/njaremko/iota-pow-box/Cargo.toml [INFO] started frobbing njaremko/iota-pow-box [INFO] finished frobbing njaremko/iota-pow-box [INFO] frobbed toml for njaremko/iota-pow-box written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/njaremko/iota-pow-box/Cargo.toml [INFO] crate njaremko/iota-pow-box already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing njaremko/iota-pow-box against 1.37.0 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/njaremko/iota-pow-box:/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" "+1.37.0" "build" "--frozen"` [INFO] [stdout] 1bcb42023ac849aa3d54b434b280d9458c6c5cad3aa7550dba4d34f2acd30bd2 [INFO] running `"docker" "start" "-a" "1bcb42023ac849aa3d54b434b280d9458c6c5cad3aa7550dba4d34f2acd30bd2"` [INFO] [stderr] Compiling crunchy v0.1.6 [INFO] [stderr] Compiling owning_ref v0.2.4 [INFO] [stderr] Compiling thread-id v3.3.0 [INFO] [stderr] Compiling pear_codegen v0.0.18 [INFO] [stderr] Compiling rocket v0.3.14 [INFO] [stderr] Compiling rocket_codegen v0.3.14 [INFO] [stderr] Compiling mio v0.6.15 [INFO] [stderr] Compiling want v0.0.4 [INFO] [stderr] Compiling tokio-io v0.1.7 [INFO] [stderr] Compiling parking_lot v0.3.8 [INFO] [stderr] Compiling tokio-threadpool v0.1.5 [INFO] [stderr] Compiling libflate v0.1.16 [INFO] [stderr] Compiling serde_urlencoded v0.5.2 [INFO] [stderr] Compiling hyper v0.10.13 [INFO] [stderr] Compiling chrono v0.4.4 [INFO] [stderr] Compiling serde_derive v1.0.70 [INFO] [stderr] Compiling rayon v0.7.1 [INFO] [stderr] error: failed to run custom build command for `rocket_codegen v0.3.14` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/crater/target/debug/build/rocket_codegen-b2b6e449def6f8fd/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: 1.37.0 (2019-08-13). Minimum required: 1.28.0-nightly (2018-06-22). [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/registry/src/github.com-1ecc6299db9ec823/rocket_codegen-0.3.14/build.rs:38:17 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55acb732edeb - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stderr] 1: 0x55acb732edeb - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x55acb732edeb - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stderr] 3: 0x55acb732edeb - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stderr] 4: 0x55acb732edeb - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stderr] at src/libstd/panicking.rs:200 [INFO] [stderr] 5: 0x55acb732eac7 - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stderr] at src/libstd/panicking.rs:214 [INFO] [stderr] 6: 0x55acb732f4b0 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stderr] at src/libstd/panicking.rs:477 [INFO] [stderr] 7: 0x55acb7304254 - std::panicking::begin_panic::h96f1289b17ae92f4 [INFO] [stderr] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:411 [INFO] [stderr] 8: 0x55acb7302395 - build_script_build::main::h271662f8954b3390 [INFO] [stderr] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rocket_codegen-0.3.14/build.rs:38 [INFO] [stderr] 9: 0x55acb7303660 - std::rt::lang_start::{{closure}}::hc35d109f5cddd4df [INFO] [stderr] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/rt.rs:64 [INFO] [stderr] 10: 0x55acb732ef03 - std::rt::lang_start_internal::{{closure}}::h447d8812e3ee306d [INFO] [stderr] at src/libstd/rt.rs:49 [INFO] [stderr] 11: 0x55acb732ef03 - std::panicking::try::do_call::h4a61cb372364c745 [INFO] [stderr] at src/libstd/panicking.rs:296 [INFO] [stderr] 12: 0x55acb73351ba - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:82 [INFO] [stderr] 13: 0x55acb732f9bd - std::panicking::try::hdf71f938885bca42 [INFO] [stderr] at src/libstd/panicking.rs:275 [INFO] [stderr] 14: 0x55acb732f9bd - std::panic::catch_unwind::h7e85dbf162b1611a [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 15: 0x55acb732f9bd - std::rt::lang_start_internal::h1e06cc26b9fc25ea [INFO] [stderr] at src/libstd/rt.rs:48 [INFO] [stderr] 16: 0x55acb7303639 - std::rt::lang_start::hc0ac091c037f0678 [INFO] [stderr] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/rt.rs:64 [INFO] [stderr] 17: 0x55acb730311a - main [INFO] [stderr] 18: 0x7f4ff31732e1 - __libc_start_main [INFO] [stderr] 19: 0x55acb7301a8a - _start [INFO] [stderr] 20: 0x0 - [INFO] [stderr] [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `"docker" "inspect" "1bcb42023ac849aa3d54b434b280d9458c6c5cad3aa7550dba4d34f2acd30bd2"` [INFO] running `"docker" "rm" "-f" "1bcb42023ac849aa3d54b434b280d9458c6c5cad3aa7550dba4d34f2acd30bd2"` [INFO] [stdout] 1bcb42023ac849aa3d54b434b280d9458c6c5cad3aa7550dba4d34f2acd30bd2