[INFO] crate alga 0.9.1 is already in cache
[INFO] checking alga-0.9.1 against master#b61e69433951e31f7bd746e22f516a48ad41623b for prs-64470-and-65389
[INFO] extracting crate alga 0.9.1 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate alga 0.9.1 on toolchain b61e69433951e31f7bd746e22f516a48ad41623b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+b61e69433951e31f7bd746e22f516a48ad41623b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate alga 0.9.1
[INFO] finished tweaking crates.io crate alga 0.9.1
[INFO] tweaked toml for crates.io crate alga 0.9.1 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+b61e69433951e31f7bd746e22f516a48ad41623b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+b61e69433951e31f7bd746e22f516a48ad41623b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=forbid" "-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" "+b61e69433951e31f7bd746e22f516a48ad41623b" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4416a01acd845e0ff2ccfb48415523fe8258ff9a5a95554cf05d3a3587f1043e
[INFO] running `"docker" "start" "-a" "4416a01acd845e0ff2ccfb48415523fe8258ff9a5a95554cf05d3a3587f1043e"`
[INFO] [stderr]    Compiling libm v0.1.4
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling edit-distance v2.1.0
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-complex v0.2.3
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]     Checking quickcheck v0.8.5
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking alga v0.9.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused macro definition
[INFO] [stderr]    --> src/macros.rs:143:1
[INFO] [stderr]     |
[INFO] [stderr] 143 | / macro_rules! impl_approx_eq {
[INFO] [stderr] 144 | |     ($V:expr; $($T:ty),* $(,)*) => {
[INFO] [stderr] 145 | |         $(impl ApproxEq for $T {
[INFO] [stderr] 146 | |             type Eps = $T;
[INFO] [stderr] ...   |
[INFO] [stderr] 158 | |     }
[INFO] [stderr] 159 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_macros)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused macro definition
[INFO] [stderr]    --> src/general/one_operator.rs:110:1
[INFO] [stderr]     |
[INFO] [stderr] 110 | / macro_rules! impl_quasigroup(
[INFO] [stderr] 111 | |     (<$M:ty> for $($T:tt)+) => {
[INFO] [stderr] 112 | |         impl_marker!($crate::general::AbstractQuasigroup<$M>; $($T)+);
[INFO] [stderr] 113 | |     }
[INFO] [stderr] 114 | | );
[INFO] [stderr]     | |__^
[INFO] [stderr] 
[INFO] [stderr] warning: unused macro definition
[INFO] [stderr]    --> src/general/one_operator.rs:222:1
[INFO] [stderr]     |
[INFO] [stderr] 222 | / macro_rules! impl_loop(
[INFO] [stderr] 223 | |     (<$M:ty> for $($T:tt)+) => {
[INFO] [stderr] 224 | |         impl_quasigroup!(<$M> for $($T)+);
[INFO] [stderr] 225 | |         impl_marker!($crate::general::AbstractLoop<$M>; $($T)+);
[INFO] [stderr] 226 | |     }
[INFO] [stderr] 227 | | );
[INFO] [stderr]     | |__^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'general::Real': This has been renamed `RealField`.
[INFO] [stderr]    --> src/general/mod.rs:200:20
[INFO] [stderr]     |
[INFO] [stderr] 200 | impl<T: RealField> Real for T {}
[INFO] [stderr]     |                    ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr]    Compiling alga_derive v0.9.1
[INFO] [stderr] warning: unused macro definition
[INFO] [stderr]    --> src/macros.rs:143:1
[INFO] [stderr]     |
[INFO] [stderr] 143 | / macro_rules! impl_approx_eq {
[INFO] [stderr] 144 | |     ($V:expr; $($T:ty),* $(,)*) => {
[INFO] [stderr] 145 | |         $(impl ApproxEq for $T {
[INFO] [stderr] 146 | |             type Eps = $T;
[INFO] [stderr] ...   |
[INFO] [stderr] 158 | |     }
[INFO] [stderr] 159 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_macros)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused macro definition
[INFO] [stderr]    --> src/general/one_operator.rs:110:1
[INFO] [stderr]     |
[INFO] [stderr] 110 | / macro_rules! impl_quasigroup(
[INFO] [stderr] 111 | |     (<$M:ty> for $($T:tt)+) => {
[INFO] [stderr] 112 | |         impl_marker!($crate::general::AbstractQuasigroup<$M>; $($T)+);
[INFO] [stderr] 113 | |     }
[INFO] [stderr] 114 | | );
[INFO] [stderr]     | |__^
[INFO] [stderr] 
[INFO] [stderr] warning: unused macro definition
[INFO] [stderr]    --> src/general/one_operator.rs:222:1
[INFO] [stderr]     |
[INFO] [stderr] 222 | / macro_rules! impl_loop(
[INFO] [stderr] 223 | |     (<$M:ty> for $($T:tt)+) => {
[INFO] [stderr] 224 | |         impl_quasigroup!(<$M> for $($T)+);
[INFO] [stderr] 225 | |         impl_marker!($crate::general::AbstractLoop<$M>; $($T)+);
[INFO] [stderr] 226 | |     }
[INFO] [stderr] 227 | | );
[INFO] [stderr]     | |__^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> examples/vectors.rs:30:29
[INFO] [stderr]    |
[INFO] [stderr] 30 |     fn shrink(&self) -> Box<Iterator<Item = Self>> {
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = Self>`
[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]    --> examples/vectors.rs:208:29
[INFO] [stderr]     |
[INFO] [stderr] 208 |     fn shrink(&self) -> Box<Iterator<Item = Self>> {
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = Self>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> examples/vectors.rs:219:36
[INFO] [stderr]     |
[INFO] [stderr] 219 |     pub fn new(x: Rational) -> Box<Iterator<Item = Rational>> {
[INFO] [stderr]     |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = Rational>`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'general::Real': This has been renamed `RealField`.
[INFO] [stderr]    --> src/general/mod.rs:200:20
[INFO] [stderr]     |
[INFO] [stderr] 200 | impl<T: RealField> Real for T {}
[INFO] [stderr]     |                    ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> tests/derive.rs:60:29
[INFO] [stderr]    |
[INFO] [stderr] 60 |     fn shrink(&self) -> Box<Iterator<Item = Self>> {
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = Self>`
[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]   --> tests/../examples/vectors.rs:30:29
[INFO] [stderr]    |
[INFO] [stderr] 30 |     fn shrink(&self) -> Box<Iterator<Item = Self>> {
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = Self>`
[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]    --> tests/../examples/vectors.rs:208:29
[INFO] [stderr]     |
[INFO] [stderr] 208 |     fn shrink(&self) -> Box<Iterator<Item = Self>> {
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = Self>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> tests/../examples/vectors.rs:219:36
[INFO] [stderr]     |
[INFO] [stderr] 219 |     pub fn new(x: Rational) -> Box<Iterator<Item = Rational>> {
[INFO] [stderr]     |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = Rational>`
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `test_trait_impl`
[INFO] [stderr]   --> tests/derive.rs:20:1
[INFO] [stderr]    |
[INFO] [stderr] 20 | fn test_trait_impl() {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.03s
[INFO] running `"docker" "inspect" "4416a01acd845e0ff2ccfb48415523fe8258ff9a5a95554cf05d3a3587f1043e"`
[INFO] running `"docker" "rm" "-f" "4416a01acd845e0ff2ccfb48415523fe8258ff9a5a95554cf05d3a3587f1043e"`
[INFO] [stdout] 4416a01acd845e0ff2ccfb48415523fe8258ff9a5a95554cf05d3a3587f1043e