[INFO] crate alga 0.9.1 is already in cache
[INFO] testing alga-0.9.1 against 1.38.0 for beta-1.39-1
[INFO] extracting crate alga 0.9.1 into work/builds/worker-6/source
[INFO] validating manifest of crates.io crate alga 0.9.1 on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "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 work/builds/worker-6/source/Cargo.toml
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-6/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" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] 1869ac684e61c6c549f87d3e95e61d0c728d8e6568d91c045e1f42a9697238e0
[INFO] running `"docker" "start" "-a" "1869ac684e61c6c549f87d3e95e61d0c728d8e6568d91c045e1f42a9697238e0"`
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling 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]     Finished dev [unoptimized + debuginfo] target(s) in 3.07s
[INFO] running `"docker" "inspect" "1869ac684e61c6c549f87d3e95e61d0c728d8e6568d91c045e1f42a9697238e0"`
[INFO] running `"docker" "rm" "-f" "1869ac684e61c6c549f87d3e95e61d0c728d8e6568d91c045e1f42a9697238e0"`
[INFO] [stdout] 1869ac684e61c6c549f87d3e95e61d0c728d8e6568d91c045e1f42a9697238e0
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-6/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" "+1.38.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 6e62f1d3078b298c9f1052352d14881eb9863f6d37e722d82b55a98b9bd00bf6
[INFO] running `"docker" "start" "-a" "6e62f1d3078b298c9f1052352d14881eb9863f6d37e722d82b55a98b9bd00bf6"`
[INFO] [stderr]    Compiling alga_derive v0.9.1
[INFO] [stderr]    Compiling 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] 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: 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: 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: 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 6.70s
[INFO] running `"docker" "inspect" "6e62f1d3078b298c9f1052352d14881eb9863f6d37e722d82b55a98b9bd00bf6"`
[INFO] running `"docker" "rm" "-f" "6e62f1d3078b298c9f1052352d14881eb9863f6d37e722d82b55a98b9bd00bf6"`
[INFO] [stdout] 6e62f1d3078b298c9f1052352d14881eb9863f6d37e722d82b55a98b9bd00bf6
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-6/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" "+1.38.0" "test" "--frozen"`
[INFO] [stdout] c7b8b81ebe51f55c79ae2bdcd0c263b59354e0600df8b1c81051afb1f70acd29
[INFO] running `"docker" "start" "-a" "c7b8b81ebe51f55c79ae2bdcd0c263b59354e0600df8b1c81051afb1f70acd29"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.25s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/alga-5b51d8d026f463ac
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/derive-2e4064a6a36c78c6
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test prop_inv_is_latin_square_approx_for_W_as_AbstractQuasigroup_Multiplicative ... ok
[INFO] [stdout] test prop_inv_is_latin_square_approx_for_W_as_AbstractQuasigroup_Additive ... ok
[INFO] [stdout] test prop_is_commutative_approx_for_W_as_AbstractGroupAbelian_Additive ... ok
[INFO] [stdout] test prop_is_associative_approx_for_W_as_AbstractSemigroup_Multiplicative ... ok
[INFO] [stdout] test prop_is_associative_approx_for_W_as_AbstractSemigroup_Additive ... ok
[INFO] [stdout] test prop_is_commutative_approx_for_W_as_AbstractGroupAbelian_Multiplicative ... ok
[INFO] [stdout] test prop_mul_and_add_are_distributive_approx_for_W_as_AbstractRing_Additive_Multiplicative ... ok
[INFO] [stdout] test prop_operating_identity_element_is_noop_approx_for_W_as_AbstractMonoid_Additive ... ok
[INFO] [stdout] test prop_mul_is_commutative_approx_for_W_as_AbstractRingCommutative_Additive_Multiplicative ... ok
[INFO] [stdout] test prop_operating_identity_element_is_noop_approx_for_W_as_AbstractMonoid_Multiplicative ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/one_operator-5973dbfe42497e49
[INFO] [stdout] 
[INFO] [stdout] running 18 tests
[INFO] [stdout] test int_check::i32::prop_mul_unit_is_noop ... ok
[INFO] [stdout] test int_check::i32::prop_add_is_associative ... ok
[INFO] [stdout] test int_check::i64::prop_mul_is_associative ... ok
[INFO] [stdout] test int_check::i32::prop_mul_is_associative ... ok
[INFO] [stdout] test int_check::i64::prop_add_is_associative ... ok
[INFO] [stdout] test int_check::i32::prop_zero_is_noop ... ok
[INFO] [stdout] test int_check::i64::prop_zero_is_noop ... ok
[INFO] [stdout] test int_check::i64::prop_mul_unit_is_noop ... ok
[INFO] [stdout] test int_check::u32::prop_mul_is_associative ... ok
[INFO] [stdout] test int_check::u32::prop_add_is_associative ... ok
[INFO] [stdout] test int_check::u32::prop_zero_is_noop ... ok
[INFO] [stdout] test int_check::u32::prop_mul_unit_is_noop ... ok
[INFO] [stdout] test int_check::u64::prop_add_is_associative ... ok
[INFO] [stdout] test int_check::u64::prop_mul_is_associative ... ok
[INFO] [stdout] test int_check::u64::prop_mul_unit_is_noop ... ok
[INFO] [stdout] test int_check::u64::prop_zero_is_noop ... ok
[INFO] [stdout] test signed_int_check::i32::prop_inv_is_latin_square ... ok
[INFO] [stdout] test signed_int_check::i64::prop_inv_is_latin_square ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 18 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/vectors-884503edf57618bf
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test gcd_works ... ok
[INFO] [stdout] test prop_is_commutative_approx_for_Vec2_Rational_as_AbstractGroupAbelian_Additive ... ok
[INFO] [stdout] test prop_inv_is_latin_square_approx_for_Vec2_Rational_as_AbstractQuasigroup_Additive ... ok
[INFO] [stdout] test prop_is_associative_approx_for_Rational_as_AbstractSemigroup_Multiplicative ... ok
[INFO] [stdout] test prop_is_associative_approx_for_Rational_as_AbstractSemigroup_Additive ... ok
[INFO] [stdout] test prop_is_associative_approx_for_Vec2_Rational_as_AbstractSemigroup_Additive ... ok
[INFO] [stdout] test prop_is_commutative_approx_for_Rational_as_AbstractGroupAbelian_Additive ... ok
[INFO] [stdout] test prop_inv_is_latin_square_approx_for_Rational_as_AbstractQuasigroup_Additive ... ok
[INFO] [stdout] test prop_inv_is_latin_square_approx_for_Rational_as_AbstractQuasigroup_Multiplicative ... ok
[INFO] [stdout] test prop_is_commutative_approx_for_Rational_as_AbstractGroupAbelian_Multiplicative ... ok
[INFO] [stdout] test prop_operating_identity_element_is_noop_approx_for_Rational_as_AbstractMonoid_Additive ... ok
[INFO] [stdout] test prop_mul_is_commutative_approx_for_Rational_as_AbstractRingCommutative_Additive_Multiplicative ... ok
[INFO] [stdout] test prop_operating_identity_element_is_noop_approx_for_Rational_as_AbstractMonoid_Multiplicative ... ok
[INFO] [stdout] test prop_operating_identity_element_is_noop_approx_for_Vec2_Rational_as_AbstractMonoid_Additive ... ok
[INFO] [stdout] test prop_mul_and_add_are_distributive_approx_for_Rational_as_AbstractRing_Additive_Multiplicative ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests alga
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/general/mod.rs - general (line 149) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "c7b8b81ebe51f55c79ae2bdcd0c263b59354e0600df8b1c81051afb1f70acd29"`
[INFO] running `"docker" "rm" "-f" "c7b8b81ebe51f55c79ae2bdcd0c263b59354e0600df8b1c81051afb1f70acd29"`
[INFO] [stdout] c7b8b81ebe51f55c79ae2bdcd0c263b59354e0600df8b1c81051afb1f70acd29