[INFO] updating cached repository aidanhs/pyinrs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/aidanhs/pyinrs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/aidanhs/pyinrs" "work/ex/beta-1.38-1/sources/1.37.0/gh/aidanhs/pyinrs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/aidanhs/pyinrs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/aidanhs/pyinrs" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/aidanhs/pyinrs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/aidanhs/pyinrs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 52e5528f54dfb44d5f7357ac13c215129d90b370
[INFO] sha for GitHub repo aidanhs/pyinrs: 52e5528f54dfb44d5f7357ac13c215129d90b370
[INFO] validating manifest of aidanhs/pyinrs 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 aidanhs/pyinrs 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 aidanhs/pyinrs
[INFO] finished frobbing aidanhs/pyinrs
[INFO] frobbed toml for aidanhs/pyinrs written to work/ex/beta-1.38-1/sources/1.37.0/gh/aidanhs/pyinrs/Cargo.toml
[INFO] started frobbing aidanhs/pyinrs
[INFO] finished frobbing aidanhs/pyinrs
[INFO] frobbed toml for aidanhs/pyinrs written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/aidanhs/pyinrs/Cargo.toml
[INFO] crate aidanhs/pyinrs 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] [stderr] error: the lock file /mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/aidanhs/pyinrs/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing aidanhs/pyinrs 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/aidanhs/pyinrs:/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] cd66f63e017531b8279595aba7635df82da1e4e945c048cbb683b7b2a4536bba
[INFO] running `"docker" "start" "-a" "cd66f63e017531b8279595aba7635df82da1e4e945c048cbb683b7b2a4536bba"`
[INFO] [stderr]    Compiling lazy_static v0.1.16
[INFO] [stderr]    Compiling python27-sys v0.0.6
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling uuid v0.1.18
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling pyinrs v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stderr]  --> build.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(path_ext)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stderr]  --> build.rs:2:1
[INFO] [stderr]   |
[INFO] [stderr] 2 | #![feature(path_relative_from)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `relative_from` found for type `std::path::PathBuf` in the current scope
[INFO] [stderr]   --> build.rs:19:33
[INFO] [stderr]    |
[INFO] [stderr] 19 |         .map(|p| String::from(p.relative_from("include").unwrap().to_str().unwrap()))
[INFO] [stderr]    |                                 ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 3 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 `pyinrs`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "cd66f63e017531b8279595aba7635df82da1e4e945c048cbb683b7b2a4536bba"`
[INFO] running `"docker" "rm" "-f" "cd66f63e017531b8279595aba7635df82da1e4e945c048cbb683b7b2a4536bba"`
[INFO] [stdout] cd66f63e017531b8279595aba7635df82da1e4e945c048cbb683b7b2a4536bba