[INFO] crate default-vec 0.1.1 is already in cache [INFO] extracting crate default-vec 0.1.1 into work/ex/beta-1.38-1/sources/1.37.0/reg/default-vec/0.1.1 [INFO] extracting crate default-vec 0.1.1 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/default-vec/0.1.1 [INFO] validating manifest of default-vec-0.1.1 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 default-vec-0.1.1 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 default-vec-0.1.1 [INFO] finished frobbing default-vec-0.1.1 [INFO] frobbed toml for default-vec-0.1.1 written to work/ex/beta-1.38-1/sources/1.37.0/reg/default-vec/0.1.1/Cargo.toml [INFO] started frobbing default-vec-0.1.1 [INFO] finished frobbing default-vec-0.1.1 [INFO] frobbed toml for default-vec-0.1.1 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/default-vec/0.1.1/Cargo.toml [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] testing default-vec-0.1.1 against 1.37.0 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/default-vec/0.1.1:/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" "+1.37.0" "build" "--frozen"` [INFO] [stdout] 569080b45f2b34381c168413bebed2012ed3b31536b2cc933060ab71c0eaf9aa [INFO] running `"docker" "start" "-a" "569080b45f2b34381c168413bebed2012ed3b31536b2cc933060ab71c0eaf9aa"` [INFO] [stderr] Compiling default-vec v0.1.1 (/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(alloc)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0658]: use of unstable library feature 'raw_vec_internals': implementation detail [INFO] [stderr] --> src/lib.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use alloc::raw_vec::RawVec; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0658]: use of unstable library feature 'raw_vec_internals': implementation detail [INFO] [stderr] --> src/lib.rs:12:10 [INFO] [stderr] | [INFO] [stderr] 12 | raw: RawVec, [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0658]: use of unstable library feature 'raw_vec_internals': implementation detail [INFO] [stderr] --> src/lib.rs:23:19 [INFO] [stderr] | [INFO] [stderr] 23 | let raw = RawVec::with_capacity(cap); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0658]: use of unstable library feature 'raw_vec_internals': implementation detail [INFO] [stderr] --> src/lib.rs:94:27 [INFO] [stderr] | [INFO] [stderr] 94 | DefaultVec { raw: RawVec::new() } [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0658]: use of unstable library feature 'raw_vec_internals': implementation detail [INFO] [stderr] --> src/lib.rs:24:25 [INFO] [stderr] | [INFO] [stderr] 24 | for i in 0..raw.cap() { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] error[E0658]: use of unstable library feature 'raw_vec_internals': implementation detail [INFO] [stderr] --> src/lib.rs:26:32 [INFO] [stderr] | [INFO] [stderr] 26 | ptr::write(raw.ptr().offset(i as isize), T::default()); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: type annotations needed [INFO] [stderr] --> src/lib.rs:26:38 [INFO] [stderr] | [INFO] [stderr] 26 | ptr::write(raw.ptr().offset(i as isize), T::default()); [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(tyvar_behind_raw_pointer)] on by default [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition! [INFO] [stderr] = note: for more information, see issue #46906 [INFO] [stderr] [INFO] [stderr] error[E0658]: use of unstable library feature 'raw_vec_internals': implementation detail [INFO] [stderr] --> src/lib.rs:34:18 [INFO] [stderr] | [INFO] [stderr] 34 | self.raw.cap() [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] error[E0658]: use of unstable library feature 'raw_vec_internals': implementation detail [INFO] [stderr] --> src/lib.rs:40:18 [INFO] [stderr] | [INFO] [stderr] 40 | self.raw.reserve(old_cap, new_cap.saturating_sub(old_cap)); [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0658]: use of unstable library feature 'raw_vec_internals': implementation detail [INFO] [stderr] --> src/lib.rs:43:37 [INFO] [stderr] | [INFO] [stderr] 43 | ptr::write(self.raw.ptr().offset(i as isize), T::default()); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] error[E0658]: use of unstable library feature 'raw_vec_internals': implementation detail [INFO] [stderr] --> src/lib.rs:52:24 [INFO] [stderr] | [INFO] [stderr] 52 | &*self.raw.ptr().offset(idx as isize) [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] error[E0658]: use of unstable library feature 'raw_vec_internals': implementation detail [INFO] [stderr] --> src/lib.rs:62:28 [INFO] [stderr] | [INFO] [stderr] 62 | &mut *self.raw.ptr().offset(idx as isize) [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] error[E0658]: use of unstable library feature 'raw_vec_internals': implementation detail [INFO] [stderr] --> src/lib.rs:103:44 [INFO] [stderr] | [INFO] [stderr] 103 | slice::from_raw_parts(self.raw.ptr(), self.raw.cap()) [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] error[E0658]: use of unstable library feature 'raw_vec_internals': implementation detail [INFO] [stderr] --> src/lib.rs:103:60 [INFO] [stderr] | [INFO] [stderr] 103 | slice::from_raw_parts(self.raw.ptr(), self.raw.cap()) [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] error[E0658]: use of unstable library feature 'raw_vec_internals': implementation detail [INFO] [stderr] --> src/lib.rs:111:48 [INFO] [stderr] | [INFO] [stderr] 111 | slice::from_raw_parts_mut(self.raw.ptr(), self.raw.cap()) [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] error[E0658]: use of unstable library feature 'raw_vec_internals': implementation detail [INFO] [stderr] --> src/lib.rs:111:64 [INFO] [stderr] | [INFO] [stderr] 111 | slice::from_raw_parts_mut(self.raw.ptr(), self.raw.cap()) [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] error: aborting due to 16 previous errors [INFO] [stderr] [INFO] [stderr] Some errors have detailed explanations: E0554, E0658. [INFO] [stderr] For more information about an error, try `rustc --explain E0554`. [INFO] [stderr] error: Could not compile `default-vec`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "569080b45f2b34381c168413bebed2012ed3b31536b2cc933060ab71c0eaf9aa"` [INFO] running `"docker" "rm" "-f" "569080b45f2b34381c168413bebed2012ed3b31536b2cc933060ab71c0eaf9aa"` [INFO] [stdout] 569080b45f2b34381c168413bebed2012ed3b31536b2cc933060ab71c0eaf9aa