[INFO] crate xxcalc 0.2.1 is already in cache [INFO] extracting crate xxcalc 0.2.1 into work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/reg/xxcalc/0.2.1 [INFO] extracting crate xxcalc 0.2.1 into work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/reg/xxcalc/0.2.1 [INFO] validating manifest of xxcalc-0.2.1 on toolchain master#5f9c0448dde167128d668da4555879f64e56af1d [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of xxcalc-0.2.1 on toolchain try#8ec8125bea94852768b56958f05da47666c21ab0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing xxcalc-0.2.1 [INFO] finished frobbing xxcalc-0.2.1 [INFO] frobbed toml for xxcalc-0.2.1 written to work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/reg/xxcalc/0.2.1/Cargo.toml [INFO] started frobbing xxcalc-0.2.1 [INFO] finished frobbing xxcalc-0.2.1 [INFO] frobbed toml for xxcalc-0.2.1 written to work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/reg/xxcalc/0.2.1/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] checking xxcalc-0.2.1 against master#5f9c0448dde167128d668da4555879f64e56af1d for pr-62133 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62133/worker-2/master#5f9c0448dde167128d668da4555879f64e56af1d:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/reg/xxcalc/0.2.1:/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=forbid" "-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" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] be2857b73b4a26ecd9508b22f5ee2d2227f7848c4949deacd20237cbd996a51b [INFO] running `"docker" "start" "-a" "be2857b73b4a26ecd9508b22f5ee2d2227f7848c4949deacd20237cbd996a51b"` [INFO] [stderr] Checking smallvec v0.2.1 [INFO] [stderr] Checking xxcalc v0.2.1 (/opt/crater/workdir) [INFO] [stderr] warning: unused macro definition [INFO] [stderr] --> src/tokenizer.rs:267:1 [INFO] [stderr] | [INFO] [stderr] 267 | / macro_rules! tokenize { [INFO] [stderr] 268 | | ($x:expr) => (Tokenizer::default().process($x).to_owned()) [INFO] [stderr] 269 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_macros)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused macro definition [INFO] [stderr] --> src/tokenizer.rs:271:1 [INFO] [stderr] | [INFO] [stderr] 271 | / macro_rules! tokenize_ref { [INFO] [stderr] 272 | | ($x:expr) => (Tokenizer::default().process($x)) [INFO] [stderr] 273 | | } [INFO] [stderr] | |_^ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/evaluator.rs:15:31 [INFO] [stderr] | [INFO] [stderr] 15 | pub type FunctionHandle = Box) -> Result>; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Vec) -> Result` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(bare_trait_objects)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused macro definition [INFO] [stderr] --> src/tokenizer.rs:267:1 [INFO] [stderr] | [INFO] [stderr] 267 | / macro_rules! tokenize { [INFO] [stderr] 268 | | ($x:expr) => (Tokenizer::default().process($x).to_owned()) [INFO] [stderr] 269 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_macros)] on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/evaluator.rs:15:31 [INFO] [stderr] | [INFO] [stderr] 15 | pub type FunctionHandle = Box) -> Result>; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Vec) -> Result` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(bare_trait_objects)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused arithmetic operation that must be used [INFO] [stderr] --> src/polynomial.rs:416:5 [INFO] [stderr] | [INFO] [stderr] 416 | self + &other; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_must_use)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused arithmetic operation that must be used [INFO] [stderr] --> src/polynomial.rs:500:5 [INFO] [stderr] | [INFO] [stderr] 500 | self - &other; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused arithmetic operation that must be used [INFO] [stderr] --> src/polynomial.rs:596:5 [INFO] [stderr] | [INFO] [stderr] 596 | self * &other; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused return value of `std::ops::Mul::mul` that must be used [INFO] [stderr] --> src/polynomial.rs:618:5 [INFO] [stderr] | [INFO] [stderr] 618 | self.mul(other); [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused arithmetic operation that must be used [INFO] [stderr] --> src/polynomial.rs:416:5 [INFO] [stderr] | [INFO] [stderr] 416 | self + &other; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_must_use)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused arithmetic operation that must be used [INFO] [stderr] --> src/polynomial.rs:500:5 [INFO] [stderr] | [INFO] [stderr] 500 | self - &other; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused arithmetic operation that must be used [INFO] [stderr] --> src/polynomial.rs:596:5 [INFO] [stderr] | [INFO] [stderr] 596 | self * &other; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused return value of `std::ops::Mul::mul` that must be used [INFO] [stderr] --> src/polynomial.rs:618:5 [INFO] [stderr] | [INFO] [stderr] 618 | self.mul(other); [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.44s [INFO] running `"docker" "inspect" "be2857b73b4a26ecd9508b22f5ee2d2227f7848c4949deacd20237cbd996a51b"` [INFO] running `"docker" "rm" "-f" "be2857b73b4a26ecd9508b22f5ee2d2227f7848c4949deacd20237cbd996a51b"` [INFO] [stdout] be2857b73b4a26ecd9508b22f5ee2d2227f7848c4949deacd20237cbd996a51b