[INFO] updating cached repository cmt227/crypto [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/cmt227/crypto [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/cmt227/crypto" "work/ex/beta-1.37-6/sources/1.36.0/gh/cmt227/crypto"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/cmt227/crypto'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/cmt227/crypto" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/cmt227/crypto"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/cmt227/crypto'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] b5b9667f7259d3fa291369f677ecd010876776da [INFO] sha for GitHub repo cmt227/crypto: b5b9667f7259d3fa291369f677ecd010876776da [INFO] validating manifest of cmt227/crypto 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 cmt227/crypto 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 cmt227/crypto [INFO] finished frobbing cmt227/crypto [INFO] frobbed toml for cmt227/crypto written to work/ex/beta-1.37-6/sources/1.36.0/gh/cmt227/crypto/Cargo.toml [INFO] started frobbing cmt227/crypto [INFO] finished frobbing cmt227/crypto [INFO] frobbed toml for cmt227/crypto written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/cmt227/crypto/Cargo.toml [INFO] crate cmt227/crypto 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] [stderr] error: the lock file /mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/cmt227/crypto/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needs to be updated but --locked was passed to prevent this [INFO] the lockfile is outdated, regenerating it [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [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 cmt227/crypto 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-5/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/cmt227/crypto:/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] 0692f1542a8c3a553ed1cc6d8760072c1e4f2b054beb599427c465c7b80e25c9 [INFO] running `"docker" "start" "-a" "0692f1542a8c3a553ed1cc6d8760072c1e4f2b054beb599427c465c7b80e25c9"` [INFO] [stderr] Compiling crypto v0.1.0 (/opt/crater/workdir) [INFO] [stderr] error[E0554]: #![feature] may not be used on the stable release channel [INFO] [stderr] --> src/lib.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | #![feature(slice_extras)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0554]: #![feature] may not be used on the stable release channel [INFO] [stderr] --> src/lib.rs:2:1 [INFO] [stderr] | [INFO] [stderr] 2 | #![feature(vec_push_all)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0554]: #![feature] may not be used on the stable release channel [INFO] [stderr] --> src/lib.rs:3:1 [INFO] [stderr] | [INFO] [stderr] 3 | #![feature(append)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0554]: #![feature] may not be used on the stable release channel [INFO] [stderr] --> src/lib.rs:4:1 [INFO] [stderr] | [INFO] [stderr] 4 | #![feature(split_off)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0554]: #![feature] may not be used on the stable release channel [INFO] [stderr] --> src/lib.rs:5:1 [INFO] [stderr] | [INFO] [stderr] 5 | #![feature(convert)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0599]: no method named `push_all` found for type `std::vec::Vec<_>` in the current scope [INFO] [stderr] --> src/set1.rs:59:11 [INFO] [stderr] | [INFO] [stderr] 59 | v.push_all(s.tail()); [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0599]: no method named `tail` found for type `&std::vec::Vec` in the current scope [INFO] [stderr] --> src/set1.rs:59:22 [INFO] [stderr] | [INFO] [stderr] 59 | v.push_all(s.tail()); [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] error[E0599]: no method named `push_all` found for type `std::vec::Vec<_>` in the current scope [INFO] [stderr] --> src/set1.rs:77:11 [INFO] [stderr] | [INFO] [stderr] 77 | b.push_all(chunk); [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error: aborting due to 8 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 `crypto`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "0692f1542a8c3a553ed1cc6d8760072c1e4f2b054beb599427c465c7b80e25c9"` [INFO] running `"docker" "rm" "-f" "0692f1542a8c3a553ed1cc6d8760072c1e4f2b054beb599427c465c7b80e25c9"` [INFO] [stdout] 0692f1542a8c3a553ed1cc6d8760072c1e4f2b054beb599427c465c7b80e25c9