[INFO] fetching crate cutlass 0.1.0...
[INFO] testing cutlass-0.1.0 against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] extracting crate cutlass 0.1.0 into /workspace/builds/worker-15/source
[INFO] validating manifest of crates.io crate cutlass 0.1.0 on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cutlass 0.1.0
[INFO] finished tweaking crates.io crate cutlass 0.1.0
[INFO] tweaked toml for crates.io crate cutlass 0.1.0 written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 48eaed002c71d8ed9cce72e96fb1894e40720ea2dea629333ce718b6f04f4f35
[INFO] running `Command { std: "docker" "start" "-a" "48eaed002c71d8ed9cce72e96fb1894e40720ea2dea629333ce718b6f04f4f35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "48eaed002c71d8ed9cce72e96fb1894e40720ea2dea629333ce718b6f04f4f35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48eaed002c71d8ed9cce72e96fb1894e40720ea2dea629333ce718b6f04f4f35", kill_on_drop: false }`
[INFO] [stdout] 48eaed002c71d8ed9cce72e96fb1894e40720ea2dea629333ce718b6f04f4f35
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e53434ae12e312ecea22e4acafa54c265287f1561d6f3337e3e76360e1ddba96
[INFO] running `Command { std: "docker" "start" "-a" "e53434ae12e312ecea22e4acafa54c265287f1561d6f3337e3e76360e1ddba96", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling cutlass v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.70s
[INFO] running `Command { std: "docker" "inspect" "e53434ae12e312ecea22e4acafa54c265287f1561d6f3337e3e76360e1ddba96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e53434ae12e312ecea22e4acafa54c265287f1561d6f3337e3e76360e1ddba96", kill_on_drop: false }`
[INFO] [stdout] e53434ae12e312ecea22e4acafa54c265287f1561d6f3337e3e76360e1ddba96
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6ec84d2ff1fa6ea2cc14fa2cb6298ede98e563bd7824c2378fd2cca2bf903767
[INFO] running `Command { std: "docker" "start" "-a" "6ec84d2ff1fa6ea2cc14fa2cb6298ede98e563bd7824c2378fd2cca2bf903767", kill_on_drop: false }`
[INFO] [stderr]    Compiling cutlass v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] type _product_T0 = u32 ; type _product_T1 = impl Fn(u32) -> _product_T0 ; pub
[INFO] [stdout] fn product(x : u32) -> _product_T1 { return move | y | { return x * y ; } ; }
[INFO] [stdout] type _add_T0 = u32 ; type _add_T1 = impl Fn(u32) -> _add_T0 ; pub fn
[INFO] [stdout] add(x : u32) -> _add_T1 { return move | y | { x + y } ; }
[INFO] [stdout] error[E0658]: `impl Trait` in type aliases is unstable
[INFO] [stdout]  --> tests/with_map.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     #[curry]
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: see issue #63063 <https://github.com/rust-lang/rust/issues/63063> for more information
[INFO] [stdout]   = help: add `#![feature(min_type_alias_impl_trait)]` to the crate attributes to enable
[INFO] [stdout]   = note: this error originates in the attribute macro `curry` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: `impl Trait` in type aliases is unstable
[INFO] [stdout]   --> tests/with_map.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     #[curry]
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #63063 <https://github.com/rust-lang/rust/issues/63063> for more information
[INFO] [stdout]    = help: add `#![feature(min_type_alias_impl_trait)]` to the crate attributes to enable
[INFO] [stdout]    = note: this error originates in the attribute macro `curry` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes
[INFO] [stdout]  --> tests/with_map.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(type_alias_impl_trait)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(incomplete_features)]` on by default
[INFO] [stdout]   = note: see issue #63063 <https://github.com/rust-lang/rust/issues/63063> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `_product_T0` should have an upper camel case name
[INFO] [stdout]  --> tests/with_map.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 |     pub fn product(x: u32, y: u32) -> u32 {
[INFO] [stdout]   |            ^^^^^^^ help: convert the identifier to upper camel case: `ProductT0`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `_product_T1` should have an upper camel case name
[INFO] [stdout]  --> tests/with_map.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 |     pub fn product(x: u32, y: u32) -> u32 {
[INFO] [stdout]   |            ^^^^^^^ help: convert the identifier to upper camel case: `ProductT1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `_add_T0` should have an upper camel case name
[INFO] [stdout]   --> tests/with_map.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 |     pub fn add(x: u32, y: u32) -> u32 {
[INFO] [stdout]    |            ^^^ help: convert the identifier to upper camel case: `AddT0`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `_add_T1` should have an upper camel case name
[INFO] [stdout]   --> tests/with_map.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 |     pub fn add(x: u32, y: u32) -> u32 {
[INFO] [stdout]    |            ^^^ help: convert the identifier to upper camel case: `AddT1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0658`.
[INFO] [stdout] 
[INFO] [stdout] type _add_T0 = u32 ; type _add_T1 = impl Fn(u32) -> _add_T0 ; type _add_T2 =
[INFO] [stdout] impl Fn(u32) -> _add_T1 ; fn add(x : u32) -> _add_T2
[INFO] [stdout] { return move | y | move | z | { return x + y + z ; } ; }
[INFO] [stderr] error: could not compile `cutlass`
[INFO] [stdout] error[E0658]: `impl Trait` in type aliases is unstable
[INFO] [stdout]  --> tests/smoke.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[cutlass::curry]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: see issue #63063 <https://github.com/rust-lang/rust/issues/63063> for more information
[INFO] [stdout]   = help: add `#![feature(min_type_alias_impl_trait)]` to the crate attributes to enable
[INFO] [stdout]   = note: this error originates in the attribute macro `cutlass::curry` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes
[INFO] [stdout]  --> tests/smoke.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(type_alias_impl_trait)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(incomplete_features)]` on by default
[INFO] [stdout]   = note: see issue #63063 <https://github.com/rust-lang/rust/issues/63063> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stdout] warning: type `_add_T0` should have an upper camel case name
[INFO] [stdout]  --> tests/smoke.rs:4:4
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn add(x: u32, y: u32, z: u32) -> u32 {
[INFO] [stdout]   |    ^^^ help: convert the identifier to upper camel case: `AddT0`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: type `_add_T1` should have an upper camel case name
[INFO] [stdout]  --> tests/smoke.rs:4:4
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn add(x: u32, y: u32, z: u32) -> u32 {
[INFO] [stdout]   |    ^^^ help: convert the identifier to upper camel case: `AddT1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `_add_T2` should have an upper camel case name
[INFO] [stdout]  --> tests/smoke.rs:4:4
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn add(x: u32, y: u32, z: u32) -> u32 {
[INFO] [stdout]   |    ^^^ help: convert the identifier to upper camel case: `AddT2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0658`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "6ec84d2ff1fa6ea2cc14fa2cb6298ede98e563bd7824c2378fd2cca2bf903767", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ec84d2ff1fa6ea2cc14fa2cb6298ede98e563bd7824c2378fd2cca2bf903767", kill_on_drop: false }`
[INFO] [stdout] 6ec84d2ff1fa6ea2cc14fa2cb6298ede98e563bd7824c2378fd2cca2bf903767