[INFO] crate descent 0.3.0 is already in cache [INFO] testing descent-0.3.0 against beta-2019-09-28 for beta-1.39-1 [INFO] extracting crate descent 0.3.0 into work/builds/worker-0/source [INFO] validating manifest of crates.io crate descent 0.3.0 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 descent 0.3.0 [INFO] finished tweaking crates.io crate descent 0.3.0 [INFO] tweaked toml for crates.io crate descent 0.3.0 written to work/builds/worker-0/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-0/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-0/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] b62e89833f096233f0481ef2f0c21888915fd8750f266e75caa5ff09ca547bbc [INFO] running `"docker" "start" "-a" "b62e89833f096233f0481ef2f0c21888915fd8750f266e75caa5ff09ca547bbc"` [INFO] [stderr] Compiling descent v0.3.0 (/opt/rustwide/workdir) [INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stderr] --> src/lib.rs:9:1 [INFO] [stderr] | [INFO] [stderr] 9 | #![feature(test)] // enable benchmarking [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: the item `Var` is imported redundantly [INFO] [stderr] --> src/expr/dynam.rs:385:13 [INFO] [stderr] | [INFO] [stderr] 32 | use super::{Column, Expression, Par, Retrieve, Var, ID}; [INFO] [stderr] | --- the item `Var` is already imported here [INFO] [stderr] ... [INFO] [stderr] 385 | use self::Var; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: the item `Par` is imported redundantly [INFO] [stderr] --> src/expr/dynam.rs:581:20 [INFO] [stderr] | [INFO] [stderr] 32 | use super::{Column, Expression, Par, Retrieve, Var, ID}; [INFO] [stderr] | --- the item `Par` is already imported here [INFO] [stderr] ... [INFO] [stderr] 581 | use self::{Par, Var}; [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: the item `Var` is imported redundantly [INFO] [stderr] --> src/expr/dynam.rs:581:25 [INFO] [stderr] | [INFO] [stderr] 32 | use super::{Column, Expression, Par, Retrieve, Var, ID}; [INFO] [stderr] | --- the item `Var` is already imported here [INFO] [stderr] ... [INFO] [stderr] 581 | use self::{Par, Var}; [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: the item `Var` is imported redundantly [INFO] [stderr] --> src/expr/dynam.rs:830:13 [INFO] [stderr] | [INFO] [stderr] 32 | use super::{Column, Expression, Par, Retrieve, Var, ID}; [INFO] [stderr] | --- the item `Var` is already imported here [INFO] [stderr] ... [INFO] [stderr] 830 | use self::Var; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/expr/fixed.rs:63:16 [INFO] [stderr] | [INFO] [stderr] 63 | pub f: Box f64>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&[f64], &[f64]) -> f64` [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/expr/fixed.rs:67:18 [INFO] [stderr] | [INFO] [stderr] 67 | pub all: Box f64>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&[f64], &[f64], &mut [f64], &mut [f64]) -> f64` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/expr.rs:98:42 [INFO] [stderr] | [INFO] [stderr] 98 | pub fn lin_iter<'a>(&'a self) -> Box + 'a> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator + 'a` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/expr.rs:113:43 [INFO] [stderr] | [INFO] [stderr] 113 | pub fn nlin_iter<'a>(&'a self) -> Box + 'a> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator + 'a` [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 `descent`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "b62e89833f096233f0481ef2f0c21888915fd8750f266e75caa5ff09ca547bbc"` [INFO] running `"docker" "rm" "-f" "b62e89833f096233f0481ef2f0c21888915fd8750f266e75caa5ff09ca547bbc"` [INFO] [stdout] b62e89833f096233f0481ef2f0c21888915fd8750f266e75caa5ff09ca547bbc