[INFO] updating cached repository Magnap/autocrat [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/Magnap/autocrat [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/Magnap/autocrat" "work/ex/beta-1.37-6/sources/1.36.0/gh/Magnap/autocrat"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/Magnap/autocrat'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/Magnap/autocrat" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Magnap/autocrat"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Magnap/autocrat'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] cedc653c0a88f5096ba354eea0174ea08d1d215e [INFO] sha for GitHub repo Magnap/autocrat: cedc653c0a88f5096ba354eea0174ea08d1d215e [INFO] validating manifest of Magnap/autocrat 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 Magnap/autocrat 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 Magnap/autocrat [INFO] finished frobbing Magnap/autocrat [INFO] frobbed toml for Magnap/autocrat written to work/ex/beta-1.37-6/sources/1.36.0/gh/Magnap/autocrat/Cargo.toml [INFO] started frobbing Magnap/autocrat [INFO] finished frobbing Magnap/autocrat [INFO] frobbed toml for Magnap/autocrat written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Magnap/autocrat/Cargo.toml [INFO] crate Magnap/autocrat 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 Magnap/autocrat 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-6/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/Magnap/autocrat:/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] 24a5de1e9fbe0ed35ac7169213c18a4175003ecd379dd00183df6222b95146c0 [INFO] running `"docker" "start" "-a" "24a5de1e9fbe0ed35ac7169213c18a4175003ecd379dd00183df6222b95146c0"` [INFO] [stderr] Compiling state v0.2.2 [INFO] [stderr] Compiling time v0.1.38 [INFO] [stderr] Compiling memchr v1.0.1 [INFO] [stderr] Compiling rocket v0.2.8 [INFO] [stderr] Compiling rocket_codegen v0.2.8 [INFO] [stderr] Compiling ordered-float v0.5.0 [INFO] [stderr] Compiling url v1.5.1 [INFO] [stderr] error: failed to run custom build command for `rocket v0.2.8` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/crater/target/debug/build/rocket-b86e07f8493d2672/build-script-build` (exit code: 101) [INFO] [stderr] --- stderr [INFO] [stderr] Error: Rocket requires a nightly version of Rust. [INFO] [stderr] Installed version is: 1.36.0. Minimum required: 1.16.0-nightly. [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-0.2.8/build.rs:42:13 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x555980f22273 - 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: 0x555980f1deab - std::sys_common::backtrace::_print::h49a82ae9552e35c7 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:71 [INFO] [stderr] 2: 0x555980f21106 - 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: 0x555980f20e99 - std::panicking::default_hook::he4af6af4ac7fef7b [INFO] [stderr] at src/libstd/panicking.rs:211 [INFO] [stderr] 4: 0x555980f2175f - std::panicking::rust_panic_with_hook::h057ff03eb4c8000f [INFO] [stderr] at src/libstd/panicking.rs:474 [INFO] [stderr] 5: 0x555980ef8873 - std::panicking::begin_panic::h08794387c5c65823 [INFO] [stderr] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panicking.rs:408 [INFO] [stderr] 6: 0x555980ef6310 - build_script_build::main::hb2c0cb8ecef2d6a6 [INFO] [stderr] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rocket-0.2.8/build.rs:42 [INFO] [stderr] 7: 0x555980ef804f - std::rt::lang_start::{{closure}}::h89f621bfa4f2e84f [INFO] [stderr] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/rt.rs:64 [INFO] [stderr] 8: 0x555980f211b2 - 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: 0x555980f276b9 - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:85 [INFO] [stderr] 10: 0x555980f21c6c - 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: 0x555980ef8028 - std::rt::lang_start::h8cbf421caf630faf [INFO] [stderr] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/rt.rs:64 [INFO] [stderr] 12: 0x555980ef7229 - main [INFO] [stderr] 13: 0x7f5bc860a2e0 - __libc_start_main [INFO] [stderr] 14: 0x555980ef58b9 - _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 v0.2.8` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/crater/target/debug/build/rocket_codegen-3bbc48b50321ee0c/build-script-build` (exit code: 101) [INFO] [stderr] --- stderr [INFO] [stderr] Error: Rocket requires a nightly version of Rust. [INFO] [stderr] Installed version is: 1.36.0 (2019-07-03). Minimum required: 1.19.0-nightly (2017-06-01). [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-0.2.8/build.rs:47:17 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55df0aa186f3 - 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: 0x55df0aa1432b - std::sys_common::backtrace::_print::h49a82ae9552e35c7 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:71 [INFO] [stderr] 2: 0x55df0aa17586 - 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: 0x55df0aa17319 - std::panicking::default_hook::he4af6af4ac7fef7b [INFO] [stderr] at src/libstd/panicking.rs:211 [INFO] [stderr] 4: 0x55df0aa17bdf - std::panicking::rust_panic_with_hook::h057ff03eb4c8000f [INFO] [stderr] at src/libstd/panicking.rs:474 [INFO] [stderr] 5: 0x55df0a9eac53 - std::panicking::begin_panic::h1aed634640354072 [INFO] [stderr] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panicking.rs:408 [INFO] [stderr] 6: 0x55df0a9e84ea - build_script_build::main::h24cbc6bd56e7abef [INFO] [stderr] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rocket_codegen-0.2.8/build.rs:47 [INFO] [stderr] 7: 0x55df0a9ea5bf - std::rt::lang_start::{{closure}}::h2c026e8c6b2d2fc1 [INFO] [stderr] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/rt.rs:64 [INFO] [stderr] 8: 0x55df0aa17632 - 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: 0x55df0aa1db39 - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:85 [INFO] [stderr] 10: 0x55df0aa180ec - 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: 0x55df0a9ea598 - std::rt::lang_start::hde6393d5d63147b4 [INFO] [stderr] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/rt.rs:64 [INFO] [stderr] 12: 0x55df0a9e98b9 - main [INFO] [stderr] 13: 0x7f5b7379c2e0 - __libc_start_main [INFO] [stderr] 14: 0x55df0a9e7979 - _start [INFO] [stderr] 15: 0x0 - [INFO] [stderr] [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [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/state-0.2.2/src/lib.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | #![feature(const_fn)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error: aborting due to previous error [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0554`. [INFO] [stderr] error: Could not compile `state`. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] warning[E0713]: borrow may still be in use when destructor runs [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/url-1.5.1/src/form_urlencoded.rs:251:40 [INFO] [stderr] | [INFO] [stderr] 249 | impl<'a> Target for ::UrlQuery<'a> { [INFO] [stderr] | -- lifetime `'a` defined here [INFO] [stderr] 250 | fn as_mut_string(&mut self) -> &mut String { &mut self.url.serialization } [INFO] [stderr] 251 | fn finish(self) -> &'a mut ::Url { self.url } [INFO] [stderr] | ^^^^^^^^ - here, drop of `self` needs exclusive access to `*self.url`, because the type `UrlQuery<'_>` implements the `Drop` trait [INFO] [stderr] | | [INFO] [stderr] | returning this value requires that `*self.url` is borrowed for `'a` [INFO] [stderr] | [INFO] [stderr] = warning: this error has been downgraded to a warning for backwards compatibility with previous releases [INFO] [stderr] = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future [INFO] [stderr] [INFO] [stderr] error: build failed [INFO] running `"docker" "inspect" "24a5de1e9fbe0ed35ac7169213c18a4175003ecd379dd00183df6222b95146c0"` [INFO] running `"docker" "rm" "-f" "24a5de1e9fbe0ed35ac7169213c18a4175003ecd379dd00183df6222b95146c0"` [INFO] [stdout] 24a5de1e9fbe0ed35ac7169213c18a4175003ecd379dd00183df6222b95146c0