[INFO] crate drug 0.0.2 is already in cache [INFO] testing drug-0.0.2 against beta-2020-06-03 for beta-1.45-1 [INFO] extracting crate drug 0.0.2 into /workspace/builds/worker-8/source [INFO] validating manifest of crates.io crate drug 0.0.2 on toolchain beta-2020-06-03 [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate drug 0.0.2 [INFO] finished tweaking crates.io crate drug 0.0.2 [INFO] tweaked toml for crates.io crate drug 0.0.2 written to /workspace/builds/worker-8/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-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-2020-06-03" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] c51a8804681e7fea40d0174dae1c2e57dbc24fa1b44e6e13873cf3c5f428d7de [INFO] running `"docker" "start" "-a" "c51a8804681e7fea40d0174dae1c2e57dbc24fa1b44e6e13873cf3c5f428d7de"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling serde v1.0.111 [INFO] [stderr] Compiling matrixmultiply v0.1.15 [INFO] [stderr] Compiling rawpointer v0.1.0 [INFO] [stderr] Compiling ndarray v0.11.2 [INFO] [stderr] Compiling num-complex v0.1.43 [INFO] [stderr] Compiling erased-serde v0.3.11 [INFO] [stderr] Compiling drug v0.0.2 (/opt/rustwide/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: unnecessary parentheses around type [INFO] [stderr] --> src/graph.rs:36:24 [INFO] [stderr] | [INFO] [stderr] 36 | struct Initializer(Box<(Fn(&[usize]) -> ArrayD)>); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [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: unnecessary parentheses around type [INFO] [stderr] --> src/graph.rs:73:33 [INFO] [stderr] | [INFO] [stderr] 73 | pub fn new(initializer: Box<(Fn(&[usize]) -> ArrayD)>, optimizer: Optimizer) -> Self { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [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; 9 warnings emitted [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" "c51a8804681e7fea40d0174dae1c2e57dbc24fa1b44e6e13873cf3c5f428d7de"` [INFO] running `"docker" "rm" "-f" "c51a8804681e7fea40d0174dae1c2e57dbc24fa1b44e6e13873cf3c5f428d7de"` [INFO] [stdout] c51a8804681e7fea40d0174dae1c2e57dbc24fa1b44e6e13873cf3c5f428d7de