[INFO] crate drug 0.0.2 is already in cache [INFO] extracting crate drug 0.0.2 into work/ex/beta-1.38-1/sources/1.37.0/reg/drug/0.0.2 [INFO] extracting crate drug 0.0.2 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/drug/0.0.2 [INFO] validating manifest of drug-0.0.2 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 drug-0.0.2 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 drug-0.0.2 [INFO] finished frobbing drug-0.0.2 [INFO] frobbed toml for drug-0.0.2 written to work/ex/beta-1.38-1/sources/1.37.0/reg/drug/0.0.2/Cargo.toml [INFO] started frobbing drug-0.0.2 [INFO] finished frobbing drug-0.0.2 [INFO] frobbed toml for drug-0.0.2 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/drug/0.0.2/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 drug-0.0.2 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-6/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/drug/0.0.2:/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] a1910853e28cd2a8a4505df6e66abe986fb257bf62c4969c0b93f8e483a45beb [INFO] running `"docker" "start" "-a" "a1910853e28cd2a8a4505df6e66abe986fb257bf62c4969c0b93f8e483a45beb"` [INFO] [stderr] Compiling ndarray v0.11.2 [INFO] [stderr] Compiling num-complex v0.1.43 [INFO] [stderr] Compiling debug_stub_derive v0.3.0 [INFO] [stderr] Compiling drug v0.0.2 (/opt/crater/workdir) [INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stderr] --> src/lib.rs:31:1 [INFO] [stderr] | [INFO] [stderr] 31 | #![feature(test)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/graph.rs:36:25 [INFO] [stderr] | [INFO] [stderr] 36 | struct Initializer(Box<(Fn(&[usize]) -> ArrayD)>); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&[usize]) -> ArrayD` [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/graph.rs:73:34 [INFO] [stderr] | [INFO] [stderr] 73 | pub fn new(initializer: Box<(Fn(&[usize]) -> ArrayD)>, optimizer: Optimizer) -> Self { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&[usize]) -> ArrayD` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/graph.rs:106:44 [INFO] [stderr] | [INFO] [stderr] 106 | pub fn input(&mut self, it: Option>>>) -> Idx { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator>` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/graph.rs:226:18 [INFO] [stderr] | [INFO] [stderr] 226 | new: Box>>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator>` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/nodes/mod.rs:56:24 [INFO] [stderr] | [INFO] [stderr] 56 | it: Option>>>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator>` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/nodes/mod.rs:87:24 [INFO] [stderr] | [INFO] [stderr] 87 | operation: Box, [INFO] [stderr] | ^^^^^^^^^ help: use `dyn`: `dyn Operation` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/nodes/mod.rs:138:22 [INFO] [stderr] | [INFO] [stderr] 138 | impl Default for Box { [INFO] [stderr] | ^^^^^^^^^ help: use `dyn`: `dyn Operation` [INFO] [stderr] [INFO] [stderr] error: aborting due to previous error [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0554`. [INFO] [stderr] error: Could not compile `drug`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "a1910853e28cd2a8a4505df6e66abe986fb257bf62c4969c0b93f8e483a45beb"` [INFO] running `"docker" "rm" "-f" "a1910853e28cd2a8a4505df6e66abe986fb257bf62c4969c0b93f8e483a45beb"` [INFO] [stdout] a1910853e28cd2a8a4505df6e66abe986fb257bf62c4969c0b93f8e483a45beb