[INFO] crate zerodmg-codes 0.1.9 is already in cache [INFO] extracting crate zerodmg-codes 0.1.9 into work/ex/beta-1.38-1/sources/1.37.0/reg/zerodmg-codes/0.1.9 [INFO] extracting crate zerodmg-codes 0.1.9 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/zerodmg-codes/0.1.9 [INFO] validating manifest of zerodmg-codes-0.1.9 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 zerodmg-codes-0.1.9 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 zerodmg-codes-0.1.9 [INFO] finished frobbing zerodmg-codes-0.1.9 [INFO] frobbed toml for zerodmg-codes-0.1.9 written to work/ex/beta-1.38-1/sources/1.37.0/reg/zerodmg-codes/0.1.9/Cargo.toml [INFO] started frobbing zerodmg-codes-0.1.9 [INFO] finished frobbing zerodmg-codes-0.1.9 [INFO] frobbed toml for zerodmg-codes-0.1.9 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/zerodmg-codes/0.1.9/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 zerodmg-codes-0.1.9 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/zerodmg-codes/0.1.9:/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] 1a6328f00a2a20731db860308e399cac85f35b34b837987ef46bba5c5f31519a [INFO] running `"docker" "start" "-a" "1a6328f00a2a20731db860308e399cac85f35b34b837987ef46bba5c5f31519a"` [INFO] [stderr] warning: the cargo feature `edition` is now stable and is no longer necessary to be listed in the manifest [INFO] [stderr] Compiling syn v0.13.11 [INFO] [stderr] Compiling num-rational v0.1.42 [INFO] [stderr] Compiling png v0.12.0 [INFO] [stderr] Compiling image v0.19.0 [INFO] [stderr] Compiling derive_more v0.11.0 [INFO] [stderr] Compiling zerodmg-utils v0.1.9 [INFO] [stderr] Compiling zerodmg-codes v0.1.9 (/opt/crater/workdir) [INFO] [stderr] warning[E0705]: the feature `rust_2018_preview` is included in the Rust 2018 edition [INFO] [stderr] --> src/lib.rs:1:12 [INFO] [stderr] | [INFO] [stderr] 1 | #![feature(rust_2018_preview)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [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(rust_2018_preview)] [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(rust_2018_idioms)] [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(try_from)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/instruction.rs:305:39 [INFO] [stderr] | [INFO] [stderr] 305 | pub fn from_byte_iter(bytes: &mut Iterator) -> Option { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(bare_trait_objects)] on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/instruction.rs:307:31 [INFO] [stderr] | [INFO] [stderr] 307 | fn d8(bytes: &mut Iterator) -> u8 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/instruction.rs:310:32 [INFO] [stderr] | [INFO] [stderr] 310 | fn d16(bytes: &mut Iterator) -> u16 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/instruction.rs:315:31 [INFO] [stderr] | [INFO] [stderr] 315 | fn r8(bytes: &mut Iterator) -> i8 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator` [INFO] [stderr] [INFO] [stderr] error: aborting due to 3 previous errors [INFO] [stderr] [INFO] [stderr] Some errors have detailed explanations: E0554, E0705. [INFO] [stderr] For more information about an error, try `rustc --explain E0554`. [INFO] [stderr] error: Could not compile `zerodmg-codes`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "1a6328f00a2a20731db860308e399cac85f35b34b837987ef46bba5c5f31519a"` [INFO] running `"docker" "rm" "-f" "1a6328f00a2a20731db860308e399cac85f35b34b837987ef46bba5c5f31519a"` [INFO] [stdout] 1a6328f00a2a20731db860308e399cac85f35b34b837987ef46bba5c5f31519a