[INFO] updating cached repository oli-obk/geschenke [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/oli-obk/geschenke [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/oli-obk/geschenke" "work/ex/beta-1.38-1/sources/1.37.0/gh/oli-obk/geschenke"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/oli-obk/geschenke'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/oli-obk/geschenke" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/oli-obk/geschenke"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/oli-obk/geschenke'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 807cf86936943f1737ecb6eace081b20c047f6a3 [INFO] sha for GitHub repo oli-obk/geschenke: 807cf86936943f1737ecb6eace081b20c047f6a3 [INFO] validating manifest of oli-obk/geschenke 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 oli-obk/geschenke 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 oli-obk/geschenke [INFO] finished frobbing oli-obk/geschenke [INFO] frobbed toml for oli-obk/geschenke written to work/ex/beta-1.38-1/sources/1.37.0/gh/oli-obk/geschenke/Cargo.toml [INFO] started frobbing oli-obk/geschenke [INFO] finished frobbing oli-obk/geschenke [INFO] frobbed toml for oli-obk/geschenke written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/oli-obk/geschenke/Cargo.toml [INFO] crate oli-obk/geschenke 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 oli-obk/geschenke 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-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/oli-obk/geschenke:/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] 9c3885996af6a3f1aa05b19528c0ac734c8a65f4db8e903f7bd3b4a254fdf262 [INFO] running `"docker" "start" "-a" "9c3885996af6a3f1aa05b19528c0ac734c8a65f4db8e903f7bd3b4a254fdf262"` [INFO] [stderr] Compiling ena v0.5.0 [INFO] [stderr] Compiling lalrpop-util v0.13.1 [INFO] [stderr] Compiling lalrpop-intern v0.13.1 [INFO] [stderr] Compiling diff v0.1.11 [INFO] [stderr] Compiling openssl v0.9.24 [INFO] [stderr] Compiling data-encoding v1.2.0 [INFO] [stderr] Compiling pear v0.0.16 [INFO] [stderr] Compiling state v0.4.0 [INFO] [stderr] Compiling buf-read-ext v0.3.0 [INFO] [stderr] Compiling getopts v0.2.17 [INFO] [stderr] Compiling fluent-locale v0.3.1 [INFO] [stderr] Compiling asciifier v0.0.2 [INFO] [stderr] Compiling accept-language v1.1.0 [INFO] [stderr] Compiling horrorshow v0.6.3 (https://github.com/Stebalien/horrorshow-rs.git#62c95112) [INFO] [stderr] Compiling isatty v0.1.7 [INFO] [stderr] Compiling memchr v1.0.2 [INFO] [stderr] Compiling petgraph v0.4.12 [INFO] [stderr] Compiling ascii-canvas v1.0.0 [INFO] [stderr] Compiling itertools v0.5.10 [INFO] [stderr] Compiling openssl-sys v0.9.28 [INFO] [stderr] Compiling base64 v0.6.0 [INFO] [stderr] Compiling pear_codegen v0.0.16 [INFO] [stderr] Compiling rocket v0.3.8 [INFO] [stderr] Compiling base64 v0.7.0 [INFO] [stderr] Compiling rocket_codegen v0.3.8 [INFO] [stderr] Compiling serde_json v1.0.16 [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-fdf45b3f5044303c/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: 1.37.0 (2019-08-13). 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: 0x56005cd18bdb - 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: 0x56005cd18bdb - 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: 0x56005cd18bdb - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stderr] 3: 0x56005cd18bdb - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stderr] 4: 0x56005cd18bdb - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stderr] at src/libstd/panicking.rs:200 [INFO] [stderr] 5: 0x56005cd188b7 - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stderr] at src/libstd/panicking.rs:214 [INFO] [stderr] 6: 0x56005cd192a0 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stderr] at src/libstd/panicking.rs:477 [INFO] [stderr] 7: 0x56005ccee044 - std::panicking::begin_panic::h26c504908e0ba6db [INFO] [stderr] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:411 [INFO] [stderr] 8: 0x56005ccec14b - build_script_build::main::h1e0d988ad449182e [INFO] [stderr] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/pear_codegen-0.0.16/build.rs:31 [INFO] [stderr] 9: 0x56005cced450 - std::rt::lang_start::{{closure}}::h6e7f072a071821b2 [INFO] [stderr] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/rt.rs:64 [INFO] [stderr] 10: 0x56005cd18cf3 - std::rt::lang_start_internal::{{closure}}::h447d8812e3ee306d [INFO] [stderr] at src/libstd/rt.rs:49 [INFO] [stderr] 11: 0x56005cd18cf3 - std::panicking::try::do_call::h4a61cb372364c745 [INFO] [stderr] at src/libstd/panicking.rs:296 [INFO] [stderr] 12: 0x56005cd1efaa - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:82 [INFO] [stderr] 13: 0x56005cd197ad - std::panicking::try::hdf71f938885bca42 [INFO] [stderr] at src/libstd/panicking.rs:275 [INFO] [stderr] 14: 0x56005cd197ad - std::panic::catch_unwind::h7e85dbf162b1611a [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 15: 0x56005cd197ad - std::rt::lang_start_internal::h1e06cc26b9fc25ea [INFO] [stderr] at src/libstd/rt.rs:48 [INFO] [stderr] 16: 0x56005cced429 - std::rt::lang_start::h0898472487a9fa96 [INFO] [stderr] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/rt.rs:64 [INFO] [stderr] 17: 0x56005ccecf0a - main [INFO] [stderr] 18: 0x7fdab8e612e1 - __libc_start_main [INFO] [stderr] 19: 0x56005cceba8a - _start [INFO] [stderr] 20: 0x0 - [INFO] [stderr] [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error[E0034]: multiple applicable items in scope [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/petgraph-0.4.12/src/graph_impl/stable_graph/mod.rs:1171:19 [INFO] [stderr] | [INFO] [stderr] 1171 | self.iter.find_map(|(i, node)| { [INFO] [stderr] | ^^^^^^^^ multiple `find_map` found [INFO] [stderr] | [INFO] [stderr] note: candidate #1 is defined in an impl of the trait `iter_utils::IterUtilsExt` for the type `_` [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/petgraph-0.4.12/src/iter_utils.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | / fn find_map(&mut self, mut f: F) -> Option [INFO] [stderr] 6 | | where F: FnMut(Self::Item) -> Option [INFO] [stderr] 7 | | { [INFO] [stderr] 8 | | while let Some(elt) = self.next() { [INFO] [stderr] ... | [INFO] [stderr] 13 | | None [INFO] [stderr] 14 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] = note: candidate #2 is defined in an impl of the trait `std::iter::Iterator` for the type `std::iter::Enumerate<_>` [INFO] [stderr] [INFO] [stderr] error[E0034]: multiple applicable items in scope [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/petgraph-0.4.12/src/graph_impl/stable_graph/mod.rs:1363:19 [INFO] [stderr] | [INFO] [stderr] 1363 | self.iter.find_map(|(i, edge)| [INFO] [stderr] | ^^^^^^^^ multiple `find_map` found [INFO] [stderr] | [INFO] [stderr] note: candidate #1 is defined in an impl of the trait `iter_utils::IterUtilsExt` for the type `_` [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/petgraph-0.4.12/src/iter_utils.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | / fn find_map(&mut self, mut f: F) -> Option [INFO] [stderr] 6 | | where F: FnMut(Self::Item) -> Option [INFO] [stderr] 7 | | { [INFO] [stderr] 8 | | while let Some(elt) = self.next() { [INFO] [stderr] ... | [INFO] [stderr] 13 | | None [INFO] [stderr] 14 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] = note: candidate #2 is defined in an impl of the trait `std::iter::Iterator` for the type `std::iter::Enumerate<_>` [INFO] [stderr] [INFO] [stderr] error[E0034]: multiple applicable items in scope [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/petgraph-0.4.12/src/graph_impl/stable_graph/mod.rs:1527:19 [INFO] [stderr] | [INFO] [stderr] 1527 | self.iter.find_map(|(i, node)| { [INFO] [stderr] | ^^^^^^^^ multiple `find_map` found [INFO] [stderr] | [INFO] [stderr] note: candidate #1 is defined in an impl of the trait `iter_utils::IterUtilsExt` for the type `_` [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/petgraph-0.4.12/src/iter_utils.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | / fn find_map(&mut self, mut f: F) -> Option [INFO] [stderr] 6 | | where F: FnMut(Self::Item) -> Option [INFO] [stderr] 7 | | { [INFO] [stderr] 8 | | while let Some(elt) = self.next() { [INFO] [stderr] ... | [INFO] [stderr] 13 | | None [INFO] [stderr] 14 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] = note: candidate #2 is defined in an impl of the trait `std::iter::Iterator` for the type `std::iter::Enumerate<_>` [INFO] [stderr] [INFO] [stderr] error[E0034]: multiple applicable items in scope [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/petgraph-0.4.12/src/graph_impl/stable_graph/mod.rs:1573:19 [INFO] [stderr] | [INFO] [stderr] 1573 | self.iter.find_map(|(i, node)| { [INFO] [stderr] | ^^^^^^^^ multiple `find_map` found [INFO] [stderr] | [INFO] [stderr] note: candidate #1 is defined in an impl of the trait `iter_utils::IterUtilsExt` for the type `_` [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/petgraph-0.4.12/src/iter_utils.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | / fn find_map(&mut self, mut f: F) -> Option [INFO] [stderr] 6 | | where F: FnMut(Self::Item) -> Option [INFO] [stderr] 7 | | { [INFO] [stderr] 8 | | while let Some(elt) = self.next() { [INFO] [stderr] ... | [INFO] [stderr] 13 | | None [INFO] [stderr] 14 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] = note: candidate #2 is defined in an impl of the trait `std::iter::Iterator` for the type `std::iter::Enumerate<_>` [INFO] [stderr] [INFO] [stderr] error: aborting due to 4 previous errors [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0034`. [INFO] [stderr] error: Could not compile `petgraph`. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `"docker" "inspect" "9c3885996af6a3f1aa05b19528c0ac734c8a65f4db8e903f7bd3b4a254fdf262"` [INFO] running `"docker" "rm" "-f" "9c3885996af6a3f1aa05b19528c0ac734c8a65f4db8e903f7bd3b4a254fdf262"` [INFO] [stdout] 9c3885996af6a3f1aa05b19528c0ac734c8a65f4db8e903f7bd3b4a254fdf262