[INFO] updating cached repository https://github.com/roliveiravictor/demo-rust-learning [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 17c6d10d7e28e528fcf048650b8f62a9c8ab40a8 [INFO] checking roliveiravictor/demo-rust-learning against try#8810c24b0958114d8dbb32d878444e8956fce80f for pr-66063 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Froliveiravictor%2Fdemo-rust-learning" "/workspace/builds/worker-12/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/roliveiravictor/demo-rust-learning on toolchain 8810c24b0958114d8dbb32d878444e8956fce80f [INFO] running `"/workspace/cargo-home/bin/cargo" "+8810c24b0958114d8dbb32d878444e8956fce80f" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/roliveiravictor/demo-rust-learning [INFO] finished tweaking git repo https://github.com/roliveiravictor/demo-rust-learning [INFO] tweaked toml for git repo https://github.com/roliveiravictor/demo-rust-learning written to /workspace/builds/worker-12/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+8810c24b0958114d8dbb32d878444e8956fce80f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+8810c24b0958114d8dbb32d878444e8956fce80f" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=allow" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+8810c24b0958114d8dbb32d878444e8956fce80f" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 9409b4b2a2aa870256cad14411ce7712556fb50bc7a2b32b07856092d8fa7b90 [INFO] running `"docker" "start" "-a" "9409b4b2a2aa870256cad14411ce7712556fb50bc7a2b32b07856092d8fa7b90"` [INFO] [stderr] Compiling libc v0.2.65 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking futures v0.1.29 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Checking scopeguard v1.0.0 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling httparse v1.3.4 [INFO] [stderr] Compiling cc v1.0.47 [INFO] [stderr] Compiling arrayvec v0.4.12 [INFO] [stderr] Checking fnv v1.0.6 [INFO] [stderr] Compiling yansi v0.4.0 [INFO] [stderr] Checking nodrop v0.1.14 [INFO] [stderr] Compiling matches v0.1.8 [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking percent-encoding v1.0.1 [INFO] [stderr] Checking safemem v0.3.3 [INFO] [stderr] Compiling version_check v0.9.1 [INFO] [stderr] Compiling yansi v0.5.0 [INFO] [stderr] Compiling untrusted v0.6.2 [INFO] [stderr] Compiling serde v1.0.102 [INFO] [stderr] Compiling traitobject v0.1.0 [INFO] [stderr] Checking language-tags v0.2.2 [INFO] [stderr] Compiling typeable v0.1.2 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Compiling ryu v1.0.2 [INFO] [stderr] Checking scoped-tls v0.1.2 [INFO] [stderr] Compiling state v0.4.1 [INFO] [stderr] Checking take v0.1.0 [INFO] [stderr] Checking smallvec v0.2.1 [INFO] [stderr] Checking try-lock v0.1.0 [INFO] [stderr] Checking slab v0.3.0 [INFO] [stderr] Checking mime v0.3.14 [INFO] [stderr] Checking itoa v0.4.4 [INFO] [stderr] Checking lock_api v0.3.1 [INFO] [stderr] Checking crossbeam-utils v0.6.6 [INFO] [stderr] Compiling unicode-bidi v0.3.4 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling unicase v1.4.2 [INFO] [stderr] Compiling pear_codegen v0.1.2 [INFO] [stderr] Compiling unicase v2.5.1 [INFO] [stderr] Compiling indexmap v1.3.0 [INFO] [stderr] Compiling rocket_codegen v0.4.2 [INFO] [stderr] Compiling rocket v0.4.2 [INFO] [stderr] Checking crossbeam-queue v0.1.2 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking smallvec v0.6.13 [INFO] [stderr] Checking log v0.3.9 [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/rustwide/target/debug/build/pear_codegen-afc4eddec3a53778/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: 1.40.0-beta.643 (2019-11-03). Minimum required: 1.31.0-nightly (2018-10-05). [INFO] [stderr] thread 'main' panicked at 'Aborting compilation due to incompatible compiler.', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/pear_codegen-0.1.2/build.rs:31:13 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x563b2da7f284 - backtrace::backtrace::libunwind::trace::h34341dd61ff7602e [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.40/src/backtrace/libunwind.rs:88 [INFO] [stderr] 1: 0x563b2da7f284 - backtrace::backtrace::trace_unsynchronized::h10bcbf5508d231b0 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.40/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x563b2da7f284 - std::sys_common::backtrace::_print_fmt::hb87a8922e63799ad [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:77 [INFO] [stderr] 3: 0x563b2da7f284 - ::fmt::hff604fd73142418f [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:61 [INFO] [stderr] 4: 0x563b2da9cfac - core::fmt::write::hcd468b4bebc0a25c [INFO] [stderr] at src/libcore/fmt/mod.rs:1028 [INFO] [stderr] 5: 0x563b2da7cb57 - std::io::Write::write_fmt::hd4ef0439a8ce5162 [INFO] [stderr] at src/libstd/io/mod.rs:1412 [INFO] [stderr] 6: 0x563b2da8162e - std::sys_common::backtrace::_print::h41544d836ebb2971 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:65 [INFO] [stderr] 7: 0x563b2da8162e - std::sys_common::backtrace::print::hed6b8b83658ed2cc [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:50 [INFO] [stderr] 8: 0x563b2da8162e - std::panicking::default_hook::{{closure}}::h89801ee130ad0fd8 [INFO] [stderr] at src/libstd/panicking.rs:188 [INFO] [stderr] 9: 0x563b2da81321 - std::panicking::default_hook::hb1f703873593e774 [INFO] [stderr] at src/libstd/panicking.rs:205 [INFO] [stderr] 10: 0x563b2da81c7b - std::panicking::rust_panic_with_hook::h0e3fb4ed0a6252f5 [INFO] [stderr] at src/libstd/panicking.rs:464 [INFO] [stderr] 11: 0x563b2da55b6f - std::panicking::begin_panic::hbc83eb3a50f72b33 [INFO] [stderr] at /rustc/8810c24b0958114d8dbb32d878444e8956fce80f/src/libstd/panicking.rs:400 [INFO] [stderr] 12: 0x563b2da5399a - build_script_build::main::hc191fa57f2947483 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/pear_codegen-0.1.2/build.rs:31 [INFO] [stderr] 13: 0x563b2da55f80 - std::rt::lang_start::{{closure}}::hc2c5bd5bdf2fee3e [INFO] [stderr] at /rustc/8810c24b0958114d8dbb32d878444e8956fce80f/src/libstd/rt.rs:61 [INFO] [stderr] 14: 0x563b2da816f3 - std::rt::lang_start_internal::{{closure}}::h98c778231b79d91a [INFO] [stderr] at src/libstd/rt.rs:48 [INFO] [stderr] 15: 0x563b2da816f3 - std::panicking::try::do_call::h7fa5c614dff1056b [INFO] [stderr] at src/libstd/panicking.rs:287 [INFO] [stderr] 16: 0x563b2da8798a - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:83 [INFO] [stderr] 17: 0x563b2da8215d - std::panicking::try::h0486c1f3e2aa45d4 [INFO] [stderr] at src/libstd/panicking.rs:265 [INFO] [stderr] 18: 0x563b2da8215d - std::panic::catch_unwind::he81620b75fa7fc20 [INFO] [stderr] at src/libstd/panic.rs:396 [INFO] [stderr] 19: 0x563b2da8215d - std::rt::lang_start_internal::hf14c9205eb0a1adf [INFO] [stderr] at src/libstd/rt.rs:47 [INFO] [stderr] 20: 0x563b2da55f59 - std::rt::lang_start::h96c612cef3ddac8c [INFO] [stderr] at /rustc/8810c24b0958114d8dbb32d878444e8956fce80f/src/libstd/rt.rs:61 [INFO] [stderr] 21: 0x563b2da5477a - main [INFO] [stderr] 22: 0x7faabea69b97 - __libc_start_main [INFO] [stderr] 23: 0x563b2da532ea - _start [INFO] [stderr] 24: 0x0 - [INFO] [stderr] [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `"docker" "inspect" "9409b4b2a2aa870256cad14411ce7712556fb50bc7a2b32b07856092d8fa7b90"` [INFO] running `"docker" "rm" "-f" "9409b4b2a2aa870256cad14411ce7712556fb50bc7a2b32b07856092d8fa7b90"` [INFO] [stdout] 9409b4b2a2aa870256cad14411ce7712556fb50bc7a2b32b07856092d8fa7b90