[INFO] crate ufmt 0.1.0-beta.5 is already in cache [INFO] testing ufmt-0.1.0-beta.5 against beta-2019-09-28 for beta-1.39-1 [INFO] extracting crate ufmt 0.1.0-beta.5 into work/builds/worker-8/source [INFO] validating manifest of crates.io crate ufmt 0.1.0-beta.5 on toolchain beta-2019-09-28 [INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate ufmt 0.1.0-beta.5 [INFO] finished tweaking crates.io crate ufmt 0.1.0-beta.5 [INFO] tweaked toml for crates.io crate ufmt 0.1.0-beta.5 written to work/builds/worker-8/source/Cargo.toml [INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "build" "--frozen"` [INFO] [stdout] f4fd88375c73bd60579aeddc47cc5462215bf3512749a5d0e0c5d505b6046777 [INFO] running `"docker" "start" "-a" "f4fd88375c73bd60579aeddc47cc5462215bf3512749a5d0e0c5d505b6046777"` [INFO] [stderr] Compiling ufmt-write v0.1.0-beta.1 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling ufmt-macros v0.1.0-beta.4 [INFO] [stderr] Compiling ufmt v0.1.0-beta.5 (/opt/rustwide/workdir) [INFO] [stderr] warning: use of deprecated item 'core::mem::uninitialized': use `mem::MaybeUninit` instead [INFO] [stderr] --> src/impls/ixx.rs:51:41 [INFO] [stderr] | [INFO] [stderr] 51 | let mut buf: [u8; 4] = unsafe { mem::uninitialized() }; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] note: lint level defined here [INFO] [stderr] --> src/lib.rs:207:9 [INFO] [stderr] | [INFO] [stderr] 207| #![deny(warnings)] [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] = note: `#[warn(deprecated)]` implied by `#[warn(warnings)]` [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'core::mem::uninitialized': use `mem::MaybeUninit` instead [INFO] [stderr] --> src/impls/ixx.rs:72:41 [INFO] [stderr] | [INFO] [stderr] 72 | let mut buf: [u8; 6] = unsafe { mem::uninitialized() }; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'core::mem::uninitialized': use `mem::MaybeUninit` instead [INFO] [stderr] --> src/impls/ixx.rs:93:42 [INFO] [stderr] | [INFO] [stderr] 93 | let mut buf: [u8; 11] = unsafe { mem::uninitialized() }; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'core::mem::uninitialized': use `mem::MaybeUninit` instead [INFO] [stderr] --> src/impls/ixx.rs:126:42 [INFO] [stderr] | [INFO] [stderr] 126 | let mut buf: [u8; 20] = unsafe { mem::uninitialized() }; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'core::mem::uninitialized': use `mem::MaybeUninit` instead [INFO] [stderr] --> src/impls/ixx.rs:147:42 [INFO] [stderr] | [INFO] [stderr] 147 | let mut buf: [u8; 40] = unsafe { mem::uninitialized() }; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'core::mem::uninitialized': use `mem::MaybeUninit` instead [INFO] [stderr] --> src/impls/ptr.rs:7:42 [INFO] [stderr] | [INFO] [stderr] 7 | let mut buf: [u8; $N] = unsafe { core::mem::uninitialized() }; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 67 | hex!(self, f, 18) [INFO] [stderr] | ----------------- in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'core::mem::uninitialized': use `mem::MaybeUninit` instead [INFO] [stderr] --> src/impls/uxx.rs:35:41 [INFO] [stderr] | [INFO] [stderr] 35 | let mut buf: [u8; 3] = unsafe { mem::uninitialized() }; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'core::mem::uninitialized': use `mem::MaybeUninit` instead [INFO] [stderr] --> src/impls/uxx.rs:56:41 [INFO] [stderr] | [INFO] [stderr] 56 | let mut buf: [u8; 5] = unsafe { mem::uninitialized() }; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'core::mem::uninitialized': use `mem::MaybeUninit` instead [INFO] [stderr] --> src/impls/uxx.rs:77:42 [INFO] [stderr] | [INFO] [stderr] 77 | let mut buf: [u8; 10] = unsafe { mem::uninitialized() }; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'core::mem::uninitialized': use `mem::MaybeUninit` instead [INFO] [stderr] --> src/impls/uxx.rs:110:42 [INFO] [stderr] | [INFO] [stderr] 110 | let mut buf: [u8; 20] = unsafe { mem::uninitialized() }; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'core::mem::uninitialized': use `mem::MaybeUninit` instead [INFO] [stderr] --> src/impls/uxx.rs:131:42 [INFO] [stderr] | [INFO] [stderr] 131 | let mut buf: [u8; 39] = unsafe { mem::uninitialized() }; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 6.76s [INFO] running `"docker" "inspect" "f4fd88375c73bd60579aeddc47cc5462215bf3512749a5d0e0c5d505b6046777"` [INFO] running `"docker" "rm" "-f" "f4fd88375c73bd60579aeddc47cc5462215bf3512749a5d0e0c5d505b6046777"` [INFO] [stdout] f4fd88375c73bd60579aeddc47cc5462215bf3512749a5d0e0c5d505b6046777 [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen" "--no-run"` [INFO] [stdout] 2d1d4abcbcd6821d8536d9643181b7f583aa32c62a738c6a00b48c96ea6d9b90 [INFO] running `"docker" "start" "-a" "2d1d4abcbcd6821d8536d9643181b7f583aa32c62a738c6a00b48c96ea6d9b90"` [INFO] [stderr] Compiling ufmt v0.1.0-beta.5 (/opt/rustwide/workdir) [INFO] [stderr] error: run `cargo test --features std` instead of `cargo test` [INFO] [stderr] --> src/lib.rs:234:1 [INFO] [stderr] | [INFO] [stderr] 234 | compile_error!("run `cargo test --features std` instead of `cargo test`"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stderr] --> src/lib.rs:203:19 [INFO] [stderr] | [INFO] [stderr] 203 | #![cfg_attr(test, feature(proc_macro_hygiene))] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'core::mem::uninitialized': use `mem::MaybeUninit` instead [INFO] [stderr] --> src/impls/ixx.rs:51:41 [INFO] [stderr] | [INFO] [stderr] 51 | let mut buf: [u8; 4] = unsafe { mem::uninitialized() }; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] note: lint level defined here [INFO] [stderr] --> src/lib.rs:207:9 [INFO] [stderr] | [INFO] [stderr] 207| #![deny(warnings)] [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] = note: `#[warn(deprecated)]` implied by `#[warn(warnings)]` [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'core::mem::uninitialized': use `mem::MaybeUninit` instead [INFO] [stderr] --> src/impls/ixx.rs:72:41 [INFO] [stderr] | [INFO] [stderr] 72 | let mut buf: [u8; 6] = unsafe { mem::uninitialized() }; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'core::mem::uninitialized': use `mem::MaybeUninit` instead [INFO] [stderr] --> src/impls/ixx.rs:93:42 [INFO] [stderr] | [INFO] [stderr] 93 | let mut buf: [u8; 11] = unsafe { mem::uninitialized() }; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'core::mem::uninitialized': use `mem::MaybeUninit` instead [INFO] [stderr] --> src/impls/ixx.rs:126:42 [INFO] [stderr] | [INFO] [stderr] 126 | let mut buf: [u8; 20] = unsafe { mem::uninitialized() }; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'core::mem::uninitialized': use `mem::MaybeUninit` instead [INFO] [stderr] --> src/impls/ixx.rs:147:42 [INFO] [stderr] | [INFO] [stderr] 147 | let mut buf: [u8; 40] = unsafe { mem::uninitialized() }; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'core::mem::uninitialized': use `mem::MaybeUninit` instead [INFO] [stderr] --> src/impls/ptr.rs:7:42 [INFO] [stderr] | [INFO] [stderr] 7 | let mut buf: [u8; $N] = unsafe { core::mem::uninitialized() }; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 67 | hex!(self, f, 18) [INFO] [stderr] | ----------------- in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'core::mem::uninitialized': use `mem::MaybeUninit` instead [INFO] [stderr] --> src/impls/uxx.rs:35:41 [INFO] [stderr] | [INFO] [stderr] 35 | let mut buf: [u8; 3] = unsafe { mem::uninitialized() }; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'core::mem::uninitialized': use `mem::MaybeUninit` instead [INFO] [stderr] --> src/impls/uxx.rs:56:41 [INFO] [stderr] | [INFO] [stderr] 56 | let mut buf: [u8; 5] = unsafe { mem::uninitialized() }; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'core::mem::uninitialized': use `mem::MaybeUninit` instead [INFO] [stderr] --> src/impls/uxx.rs:77:42 [INFO] [stderr] | [INFO] [stderr] 77 | let mut buf: [u8; 10] = unsafe { mem::uninitialized() }; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'core::mem::uninitialized': use `mem::MaybeUninit` instead [INFO] [stderr] --> src/impls/uxx.rs:110:42 [INFO] [stderr] | [INFO] [stderr] 110 | let mut buf: [u8; 20] = unsafe { mem::uninitialized() }; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'core::mem::uninitialized': use `mem::MaybeUninit` instead [INFO] [stderr] --> src/impls/uxx.rs:131:42 [INFO] [stderr] | [INFO] [stderr] 131 | let mut buf: [u8; 39] = unsafe { mem::uninitialized() }; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error: aborting due to 2 previous errors [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0554`. [INFO] [stderr] error: could not compile `ufmt`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "2d1d4abcbcd6821d8536d9643181b7f583aa32c62a738c6a00b48c96ea6d9b90"` [INFO] running `"docker" "rm" "-f" "2d1d4abcbcd6821d8536d9643181b7f583aa32c62a738c6a00b48c96ea6d9b90"` [INFO] [stdout] 2d1d4abcbcd6821d8536d9643181b7f583aa32c62a738c6a00b48c96ea6d9b90