[INFO] updating cached repository ghotiphud/advent-of-code-2017 [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/ghotiphud/advent-of-code-2017 [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/ghotiphud/advent-of-code-2017" "work/ex/beta-1.38-1/sources/1.37.0/gh/ghotiphud/advent-of-code-2017"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/ghotiphud/advent-of-code-2017'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/ghotiphud/advent-of-code-2017" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ghotiphud/advent-of-code-2017"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ghotiphud/advent-of-code-2017'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] f76b8efa9658f9b2127ec4c4ff4b9cc8d0887538 [INFO] sha for GitHub repo ghotiphud/advent-of-code-2017: f76b8efa9658f9b2127ec4c4ff4b9cc8d0887538 [INFO] validating manifest of ghotiphud/advent-of-code-2017 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 ghotiphud/advent-of-code-2017 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 ghotiphud/advent-of-code-2017 [INFO] finished frobbing ghotiphud/advent-of-code-2017 [INFO] frobbed toml for ghotiphud/advent-of-code-2017 written to work/ex/beta-1.38-1/sources/1.37.0/gh/ghotiphud/advent-of-code-2017/Cargo.toml [INFO] started frobbing ghotiphud/advent-of-code-2017 [INFO] finished frobbing ghotiphud/advent-of-code-2017 [INFO] frobbed toml for ghotiphud/advent-of-code-2017 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ghotiphud/advent-of-code-2017/Cargo.toml [INFO] crate ghotiphud/advent-of-code-2017 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 ghotiphud/advent-of-code-2017 against beta-2019-08-13 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ghotiphud/advent-of-code-2017:/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" "+beta-2019-08-13" "build" "--frozen"` [INFO] [stdout] cc406a901a4a313c66aa770411befb7e5e9a4cbb77e09ecb3cd0dae4436bdda9 [INFO] running `"docker" "start" "-a" "cc406a901a4a313c66aa770411befb7e5e9a4cbb77e09ecb3cd0dae4436bdda9"` [INFO] [stderr] Compiling libc v0.2.38 [INFO] [stderr] Compiling compiler_error v0.1.1 [INFO] [stderr] Compiling gen-iter v0.1.2 [INFO] [stderr] Compiling itertools v0.7.7 [INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/gen-iter-0.1.2/src/lib.rs:37:1 [INFO] [stderr] | [INFO] [stderr] 37 | #![feature(generators, generator_trait)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0599]: no method named `resume` found for type `T` in the current scope [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/gen-iter-0.1.2/src/lib.rs:53:22 [INFO] [stderr] | [INFO] [stderr] 53 | match self.0.resume() { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: items from traits can only be used if the type parameter is bounded by the trait [INFO] [stderr] help: the following trait defines an item `resume`, perhaps you need to restrict type parameter `T` with it: [INFO] [stderr] | [INFO] [stderr] 49 | impl Iterator for GenIter { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error: aborting due to 2 previous errors [INFO] [stderr] [INFO] [stderr] Some errors have detailed explanations: E0554, E0599. [INFO] [stderr] For more information about an error, try `rustc --explain E0554`. [INFO] [stderr] error: Could not compile `gen-iter`. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error[E0432]: unresolved import `syntax::codemap` [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/compiler_error-0.1.1/src/lib.rs:9:13 [INFO] [stderr] | [INFO] [stderr] 9 | use syntax::codemap::Span; [INFO] [stderr] | ^^^^^^^ could not find `codemap` in `syntax` [INFO] [stderr] [INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/compiler_error-0.1.1/src/lib.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | #![feature(plugin_registrar, rustc_private)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error: aborting due to 2 previous errors [INFO] [stderr] [INFO] [stderr] Some errors have detailed explanations: E0432, E0554. [INFO] [stderr] For more information about an error, try `rustc --explain E0432`. [INFO] [stderr] error: Could not compile `compiler_error`. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `"docker" "inspect" "cc406a901a4a313c66aa770411befb7e5e9a4cbb77e09ecb3cd0dae4436bdda9"` [INFO] running `"docker" "rm" "-f" "cc406a901a4a313c66aa770411befb7e5e9a4cbb77e09ecb3cd0dae4436bdda9"` [INFO] [stdout] cc406a901a4a313c66aa770411befb7e5e9a4cbb77e09ecb3cd0dae4436bdda9