[INFO] fetching crate plexus 0.0.11...
[INFO] testing plexus-0.0.11 against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate plexus 0.0.11 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate plexus 0.0.11 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate plexus 0.0.11
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate plexus 0.0.11
[INFO] tweaked toml for crates.io crate plexus 0.0.11 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded mint v0.5.6
[INFO] [stderr]   Downloaded generic-array v0.12.4
[INFO] [stderr]   Downloaded downcast-rs v1.2.0
[INFO] [stderr]   Downloaded dlib v0.4.2
[INFO] [stderr]   Downloaded alga v0.8.2
[INFO] [stderr]   Downloaded decorum v0.1.3
[INFO] [stderr]   Downloaded derivative v1.0.4
[INFO] [stderr]   Downloaded gfx_window_glutin v0.29.0
[INFO] [stderr]   Downloaded glutin v0.19.0
[INFO] [stderr]   Downloaded libloading v0.6.7
[INFO] [stderr]   Downloaded num v0.2.1
[INFO] [stderr]   Downloaded num-bigint v0.2.6
[INFO] [stderr]   Downloaded libm v0.1.4
[INFO] [stderr]   Downloaded winit v0.18.1
[INFO] [stderr]   Downloaded nalgebra v0.17.3
[INFO] [stderr]   Downloaded cgmath v0.17.0
[INFO] [stderr]   Downloaded fool v0.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 017073a60cad1b282ffd50caae8d9fe6bb4aae670054c1c82a6f211e20848a50
[INFO] running `Command { std: "docker" "start" "-a" "017073a60cad1b282ffd50caae8d9fe6bb4aae670054c1c82a6f211e20848a50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "017073a60cad1b282ffd50caae8d9fe6bb4aae670054c1c82a6f211e20848a50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "017073a60cad1b282ffd50caae8d9fe6bb4aae670054c1c82a6f211e20848a50", kill_on_drop: false }`
[INFO] [stdout] 017073a60cad1b282ffd50caae8d9fe6bb4aae670054c1c82a6f211e20848a50
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b1daabacb5272ca46accf5651d5c5546bf97406db8a7a11be62cec1671023b72
[INFO] running `Command { std: "docker" "start" "-a" "b1daabacb5272ca46accf5651d5c5546bf97406db8a7a11be62cec1671023b72", kill_on_drop: false }`
[INFO] [stderr]    Compiling fool v0.0.1
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling derivative v1.0.4
[INFO] [stderr]    Compiling decorum v0.1.3
[INFO] [stderr]    Compiling alga v0.8.2
[INFO] [stderr]    Compiling nalgebra v0.17.3
[INFO] [stderr]    Compiling plexus v0.0.11 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unknown lint: `type_complexity`
[INFO] [stdout]    --> src/primitive/decompose.rs:396:13
[INFO] [stdout]     |
[INFO] [stdout] 396 |     #[allow(type_complexity)]
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unknown_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unknown lint: `type_complexity`
[INFO] [stdout]    --> src/primitive/decompose.rs:405:13
[INFO] [stdout]     |
[INFO] [stdout] 405 |     #[allow(type_complexity)]
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: derive helper attribute is used before it is introduced
[INFO] [stdout]   --> src/graph/payload.rs:20:3
[INFO] [stdout]    |
[INFO] [stdout] 20 | #[derivative(Debug, Hash)]
[INFO] [stdout]    |   ^^^^^^^^^^
[INFO] [stdout] 21 | #[derive(Clone, Derivative)]
[INFO] [stdout]    |                 ---------- the attribute is introduced here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(legacy_derive_helpers)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79202 <https://github.com/rust-lang/rust/issues/79202>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: derive helper attribute is used before it is introduced
[INFO] [stdout]   --> src/graph/payload.rs:77:3
[INFO] [stdout]    |
[INFO] [stdout] 77 | #[derivative(Debug, Hash)]
[INFO] [stdout]    |   ^^^^^^^^^^
[INFO] [stdout] 78 | #[derive(Clone, Derivative)]
[INFO] [stdout]    |                 ---------- the attribute is introduced here
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79202 <https://github.com/rust-lang/rust/issues/79202>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: derive helper attribute is used before it is introduced
[INFO] [stdout]    --> src/graph/payload.rs:134:3
[INFO] [stdout]     |
[INFO] [stdout] 134 | #[derivative(Debug, Hash)]
[INFO] [stdout]     |   ^^^^^^^^^^
[INFO] [stdout] 135 | #[derive(Clone, Derivative)]
[INFO] [stdout]     |                 ---------- the attribute is introduced here
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79202 <https://github.com/rust-lang/rust/issues/79202>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: derive helper attribute is used before it is introduced
[INFO] [stdout]    --> src/graph/payload.rs:179:3
[INFO] [stdout]     |
[INFO] [stdout] 179 | #[derivative(Debug, Hash)]
[INFO] [stdout]     |   ^^^^^^^^^^
[INFO] [stdout] 180 | #[derive(Clone, Derivative)]
[INFO] [stdout]     |                 ---------- the attribute is introduced here
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79202 <https://github.com/rust-lang/rust/issues/79202>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `storage`
[INFO] [stdout]   --> src/graph/mutation/vertex.rs:83:24
[INFO] [stdout]    |
[INFO] [stdout] 83 |     pub fn snapshot<M>(storage: M, a: VertexKey) -> Result<Self, GraphError>
[INFO] [stdout]    |                        ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_storage`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> src/graph/mutation/vertex.rs:83:36
[INFO] [stdout]    |
[INFO] [stdout] 83 |     pub fn snapshot<M>(storage: M, a: VertexKey) -> Result<Self, GraphError>
[INFO] [stdout]    |                                    ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021.
[INFO] [stdout]    --> src/graph/mutation/edge.rs:385:14
[INFO] [stdout]     |
[INFO] [stdout] 385 |             .into_iter()
[INFO] [stdout]     |              ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(array_into_iter)]` on by default
[INFO] [stdout]     = warning: this changes meaning in Rust 2021
[INFO] [stdout]     = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 385 |             .iter()
[INFO] [stdout]     |              ^^^^
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]     |
[INFO] [stdout] 384 |         for arc in IntoIterator::into_iter([a, b, c, d])
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^            ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]   --> src/graph/mutation/mod.rs:77:9
[INFO] [stdout]    |
[INFO] [stdout] 77 |         mem::replace(container, mutant);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.50s
[INFO] running `Command { std: "docker" "inspect" "b1daabacb5272ca46accf5651d5c5546bf97406db8a7a11be62cec1671023b72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1daabacb5272ca46accf5651d5c5546bf97406db8a7a11be62cec1671023b72", kill_on_drop: false }`
[INFO] [stdout] b1daabacb5272ca46accf5651d5c5546bf97406db8a7a11be62cec1671023b72
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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" "+beta-2021-08-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] acf486726108de0f28c22f0f00ca0be2eb7cd4c7cac156501871ddfaad50c6d8
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "acf486726108de0f28c22f0f00ca0be2eb7cd4c7cac156501871ddfaad50c6d8", kill_on_drop: false }`
[INFO] [stderr]    Compiling stb_truetype v0.3.1
[INFO] [stderr]    Compiling wayland-sys v0.21.13
[INFO] [stderr]    Compiling line_drawing v0.7.0
[INFO] [stderr]    Compiling wayland-scanner v0.21.13
[INFO] [stderr]    Compiling gfx_gl v0.6.1
[INFO] [stderr]    Compiling glutin v0.19.0
[INFO] [stderr]    Compiling gfx_core v0.9.2
[INFO] [stdout] warning: unknown lint: `type_complexity`
[INFO] [stdout]    --> src/primitive/decompose.rs:396:13
[INFO] [stdout]     |
[INFO] [stdout] 396 |     #[allow(type_complexity)]
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unknown_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unknown lint: `type_complexity`
[INFO] [stdout]    --> src/primitive/decompose.rs:405:13
[INFO] [stdout]     |
[INFO] [stdout] 405 |     #[allow(type_complexity)]
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: derive helper attribute is used before it is introduced
[INFO] [stdout]   --> src/graph/payload.rs:20:3
[INFO] [stdout]    |
[INFO] [stdout] 20 | #[derivative(Debug, Hash)]
[INFO] [stdout]    |   ^^^^^^^^^^
[INFO] [stdout] 21 | #[derive(Clone, Derivative)]
[INFO] [stdout]    |                 ---------- the attribute is introduced here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(legacy_derive_helpers)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79202 <https://github.com/rust-lang/rust/issues/79202>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: derive helper attribute is used before it is introduced
[INFO] [stdout]   --> src/graph/payload.rs:77:3
[INFO] [stdout]    |
[INFO] [stdout] 77 | #[derivative(Debug, Hash)]
[INFO] [stdout]    |   ^^^^^^^^^^
[INFO] [stdout] 78 | #[derive(Clone, Derivative)]
[INFO] [stdout]    |                 ---------- the attribute is introduced here
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79202 <https://github.com/rust-lang/rust/issues/79202>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: derive helper attribute is used before it is introduced
[INFO] [stdout]    --> src/graph/payload.rs:134:3
[INFO] [stdout]     |
[INFO] [stdout] 134 | #[derivative(Debug, Hash)]
[INFO] [stdout]     |   ^^^^^^^^^^
[INFO] [stdout] 135 | #[derive(Clone, Derivative)]
[INFO] [stdout]     |                 ---------- the attribute is introduced here
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79202 <https://github.com/rust-lang/rust/issues/79202>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: derive helper attribute is used before it is introduced
[INFO] [stdout]    --> src/graph/payload.rs:179:3
[INFO] [stdout]     |
[INFO] [stdout] 179 | #[derivative(Debug, Hash)]
[INFO] [stdout]     |   ^^^^^^^^^^
[INFO] [stdout] 180 | #[derive(Clone, Derivative)]
[INFO] [stdout]     |                 ---------- the attribute is introduced here
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79202 <https://github.com/rust-lang/rust/issues/79202>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `storage`
[INFO] [stdout]   --> src/graph/mutation/vertex.rs:83:24
[INFO] [stdout]    |
[INFO] [stdout] 83 |     pub fn snapshot<M>(storage: M, a: VertexKey) -> Result<Self, GraphError>
[INFO] [stdout]    |                        ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_storage`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> src/graph/mutation/vertex.rs:83:36
[INFO] [stdout]    |
[INFO] [stdout] 83 |     pub fn snapshot<M>(storage: M, a: VertexKey) -> Result<Self, GraphError>
[INFO] [stdout]    |                                    ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021.
[INFO] [stdout]    --> src/graph/mutation/edge.rs:385:14
[INFO] [stdout]     |
[INFO] [stdout] 385 |             .into_iter()
[INFO] [stdout]     |              ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(array_into_iter)]` on by default
[INFO] [stdout]     = warning: this changes meaning in Rust 2021
[INFO] [stdout]     = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 385 |             .iter()
[INFO] [stdout]     |              ^^^^
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]     |
[INFO] [stdout] 384 |         for arc in IntoIterator::into_iter([a, b, c, d])
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^            ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]   --> src/graph/mutation/mod.rs:77:9
[INFO] [stdout]    |
[INFO] [stdout] 77 |         mem::replace(container, mutant);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling wayland-commons v0.21.13
[INFO] [stderr]    Compiling rusttype v0.8.3
[INFO] [stderr]    Compiling rusttype v0.7.9
[INFO] [stderr]    Compiling andrew v0.2.1
[INFO] [stderr]    Compiling wayland-client v0.21.13
[INFO] [stderr]    Compiling wayland-protocols v0.21.13
[INFO] [stderr]    Compiling gfx v0.18.2
[INFO] [stderr]    Compiling gfx_device_gl v0.16.2
[INFO] [stderr]    Compiling smithay-client-toolkit v0.4.6
[INFO] [stderr]    Compiling winit v0.18.1
[INFO] [stderr]    Compiling gfx_window_glutin v0.29.0
[INFO] [stderr]    Compiling plexus v0.0.11 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unknown lint: `derive_hash_xor_eq`
[INFO] [stdout]  --> examples/viewer/pipeline.rs:1:10
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![allow(derive_hash_xor_eq)]
[INFO] [stdout]   |          ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unknown_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unknown lint: `type_complexity`
[INFO] [stdout]    --> src/primitive/decompose.rs:396:13
[INFO] [stdout]     |
[INFO] [stdout] 396 |     #[allow(type_complexity)]
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unknown_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unknown lint: `type_complexity`
[INFO] [stdout]    --> src/primitive/decompose.rs:405:13
[INFO] [stdout]     |
[INFO] [stdout] 405 |     #[allow(type_complexity)]
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: derive helper attribute is used before it is introduced
[INFO] [stdout]   --> src/graph/payload.rs:20:3
[INFO] [stdout]    |
[INFO] [stdout] 20 | #[derivative(Debug, Hash)]
[INFO] [stdout]    |   ^^^^^^^^^^
[INFO] [stdout] 21 | #[derive(Clone, Derivative)]
[INFO] [stdout]    |                 ---------- the attribute is introduced here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(legacy_derive_helpers)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79202 <https://github.com/rust-lang/rust/issues/79202>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: derive helper attribute is used before it is introduced
[INFO] [stdout]   --> src/graph/payload.rs:77:3
[INFO] [stdout]    |
[INFO] [stdout] 77 | #[derivative(Debug, Hash)]
[INFO] [stdout]    |   ^^^^^^^^^^
[INFO] [stdout] 78 | #[derive(Clone, Derivative)]
[INFO] [stdout]    |                 ---------- the attribute is introduced here
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79202 <https://github.com/rust-lang/rust/issues/79202>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: derive helper attribute is used before it is introduced
[INFO] [stdout]    --> src/graph/payload.rs:134:3
[INFO] [stdout]     |
[INFO] [stdout] 134 | #[derivative(Debug, Hash)]
[INFO] [stdout]     |   ^^^^^^^^^^
[INFO] [stdout] 135 | #[derive(Clone, Derivative)]
[INFO] [stdout]     |                 ---------- the attribute is introduced here
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79202 <https://github.com/rust-lang/rust/issues/79202>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: derive helper attribute is used before it is introduced
[INFO] [stdout]    --> src/graph/payload.rs:179:3
[INFO] [stdout]     |
[INFO] [stdout] 179 | #[derivative(Debug, Hash)]
[INFO] [stdout]     |   ^^^^^^^^^^
[INFO] [stdout] 180 | #[derive(Clone, Derivative)]
[INFO] [stdout]     |                 ---------- the attribute is introduced here
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79202 <https://github.com/rust-lang/rust/issues/79202>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `storage`
[INFO] [stdout]   --> src/graph/mutation/vertex.rs:83:24
[INFO] [stdout]    |
[INFO] [stdout] 83 |     pub fn snapshot<M>(storage: M, a: VertexKey) -> Result<Self, GraphError>
[INFO] [stdout]    |                        ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_storage`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> src/graph/mutation/vertex.rs:83:36
[INFO] [stdout]    |
[INFO] [stdout] 83 |     pub fn snapshot<M>(storage: M, a: VertexKey) -> Result<Self, GraphError>
[INFO] [stdout]    |                                    ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021.
[INFO] [stdout]    --> src/graph/mutation/edge.rs:385:14
[INFO] [stdout]     |
[INFO] [stdout] 385 |             .into_iter()
[INFO] [stdout]     |              ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(array_into_iter)]` on by default
[INFO] [stdout]     = warning: this changes meaning in Rust 2021
[INFO] [stdout]     = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 385 |             .iter()
[INFO] [stdout]     |              ^^^^
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]     |
[INFO] [stdout] 384 |         for arc in IntoIterator::into_iter([a, b, c, d])
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^            ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]   --> src/graph/mutation/mod.rs:77:9
[INFO] [stdout]    |
[INFO] [stdout] 77 |         mem::replace(container, mutant);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1m 15s
[INFO] running `Command { std: "docker" "inspect" "acf486726108de0f28c22f0f00ca0be2eb7cd4c7cac156501871ddfaad50c6d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "acf486726108de0f28c22f0f00ca0be2eb7cd4c7cac156501871ddfaad50c6d8", kill_on_drop: false }`
[INFO] [stdout] acf486726108de0f28c22f0f00ca0be2eb7cd4c7cac156501871ddfaad50c6d8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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" "+beta-2021-08-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7ab6f798cf4108d037622f5d7797538e8ded918cb5676d44e9ca8e797fadcd99
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "7ab6f798cf4108d037622f5d7797538e8ded918cb5676d44e9ca8e797fadcd99", kill_on_drop: false }`
[INFO] [stderr] warning: unknown lint: `type_complexity`
[INFO] [stderr]    --> src/primitive/decompose.rs:396:13
[INFO] [stderr]     |
[INFO] [stderr] 396 |     #[allow(type_complexity)]
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unknown_lints)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unknown lint: `type_complexity`
[INFO] [stderr]    --> src/primitive/decompose.rs:405:13
[INFO] [stderr]     |
[INFO] [stderr] 405 |     #[allow(type_complexity)]
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: derive helper attribute is used before it is introduced
[INFO] [stderr]   --> src/graph/payload.rs:20:3
[INFO] [stderr]    |
[INFO] [stderr] 20 | #[derivative(Debug, Hash)]
[INFO] [stderr]    |   ^^^^^^^^^^
[INFO] [stderr] 21 | #[derive(Clone, Derivative)]
[INFO] [stderr]    |                 ---------- the attribute is introduced here
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(legacy_derive_helpers)]` on by default
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #79202 <https://github.com/rust-lang/rust/issues/79202>
[INFO] [stderr] 
[INFO] [stderr] warning: derive helper attribute is used before it is introduced
[INFO] [stderr]   --> src/graph/payload.rs:77:3
[INFO] [stderr]    |
[INFO] [stderr] 77 | #[derivative(Debug, Hash)]
[INFO] [stderr]    |   ^^^^^^^^^^
[INFO] [stderr] 78 | #[derive(Clone, Derivative)]
[INFO] [stderr]    |                 ---------- the attribute is introduced here
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #79202 <https://github.com/rust-lang/rust/issues/79202>
[INFO] [stderr] 
[INFO] [stderr] warning: derive helper attribute is used before it is introduced
[INFO] [stderr]    --> src/graph/payload.rs:134:3
[INFO] [stderr]     |
[INFO] [stderr] 134 | #[derivative(Debug, Hash)]
[INFO] [stderr]     |   ^^^^^^^^^^
[INFO] [stderr] 135 | #[derive(Clone, Derivative)]
[INFO] [stderr]     |                 ---------- the attribute is introduced here
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #79202 <https://github.com/rust-lang/rust/issues/79202>
[INFO] [stderr] 
[INFO] [stderr] warning: derive helper attribute is used before it is introduced
[INFO] [stderr]    --> src/graph/payload.rs:179:3
[INFO] [stderr]     |
[INFO] [stderr] 179 | #[derivative(Debug, Hash)]
[INFO] [stderr]     |   ^^^^^^^^^^
[INFO] [stderr] 180 | #[derive(Clone, Derivative)]
[INFO] [stderr]     |                 ---------- the attribute is introduced here
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #79202 <https://github.com/rust-lang/rust/issues/79202>
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `storage`
[INFO] [stderr]   --> src/graph/mutation/vertex.rs:83:24
[INFO] [stderr]    |
[INFO] [stderr] 83 |     pub fn snapshot<M>(storage: M, a: VertexKey) -> Result<Self, GraphError>
[INFO] [stderr]    |                        ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_storage`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `a`
[INFO] [stderr]   --> src/graph/mutation/vertex.rs:83:36
[INFO] [stderr]    |
[INFO] [stderr] 83 |     pub fn snapshot<M>(storage: M, a: VertexKey) -> Result<Self, GraphError>
[INFO] [stderr]    |                                    ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stderr] 
[INFO] [stderr] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021.
[INFO] [stderr]    --> src/graph/mutation/edge.rs:385:14
[INFO] [stderr]     |
[INFO] [stderr] 385 |             .into_iter()
[INFO] [stderr]     |              ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(array_into_iter)]` on by default
[INFO] [stderr]     = warning: this changes meaning in Rust 2021
[INFO] [stderr]     = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stderr] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stderr]     |
[INFO] [stderr] 385 |             .iter()
[INFO] [stderr]     |              ^^^^
[INFO] [stderr] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stderr]     |
[INFO] [stderr] 384 |         for arc in IntoIterator::into_iter([a, b, c, d])
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^            ^
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stderr]   --> src/graph/mutation/mod.rs:77:9
[INFO] [stderr]    |
[INFO] [stderr] 77 |         mem::replace(container, mutant);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stderr] 
[INFO] [stderr] warning: `plexus` (lib) generated 10 warnings
[INFO] [stderr] warning: unknown lint: `derive_hash_xor_eq`
[INFO] [stderr]  --> examples/viewer/pipeline.rs:1:10
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![allow(derive_hash_xor_eq)]
[INFO] [stderr]   |          ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unknown_lints)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `plexus` (lib test) generated 10 warnings (10 duplicates)
[INFO] [stderr] warning: `plexus` (example "viewer") generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/plexus-fd862af5f45c2807)
[INFO] [stdout] 
[INFO] [stdout] running 27 tests
[INFO] [stdout] test graph::tests::error_on_non_manifold_mesh ... ok
[INFO] [stdout] test buffer::tests::collect_topology_into_flat_buffer ... ok
[INFO] [stdout] test buffer::tests::append_structured_buffers ... ok
[INFO] [stdout] test buffer::tests::collect_topology_into_structured_buffer ... ok
[INFO] [stdout] test graph::view::edge::tests::bridge_arcs ... ok
[INFO] [stdout] test graph::view::edge::tests::extrude_arc ... ok
[INFO] [stdout] test graph::view::face::tests::remove_face ... ok
[INFO] [stdout] test graph::view::face::tests::circulate_over_faces ... ok
[INFO] [stdout] test graph::view::edge::tests::split_edge ... ok
[INFO] [stdout] test buffer::tests::convert_mesh_to_buffer_by_vertex ... ok
[INFO] [stdout] test buffer::tests::convert_mesh_to_buffer_by_face ... ok
[INFO] [stdout] test graph::view::face::tests::split_face ... ok
[INFO] [stdout] test graph::tests::iterate_mesh_topology ... ok
[INFO] [stdout] test graph::tests::read_write_geometry_ref ... ok
[INFO] [stdout] test graph::tests::collect_topology_into_mesh ... ok
[INFO] [stdout] test graph::view::face::tests::poke_face ... ok
[INFO] [stdout] test graph::view::face::tests::triangulate_mesh ... ok
[INFO] [stdout] test primitive::sphere::tests::polygon_vertex_count ... ok
[INFO] [stdout] test primitive::sphere::tests::position_index_to_vertex_mapping ... ok
[INFO] [stdout] test primitive::sphere::tests::vertex_count ... ok
[INFO] [stdout] test graph::view::face::tests::merge_faces ... ok
[INFO] [stdout] test graph::view::face::tests::interior_path_distance ... ok
[INFO] [stdout] test graph::view::edge::tests::remove_edge ... ok
[INFO] [stdout] test graph::view::vertex::tests::circulate_over_arcs ... ok
[INFO] [stdout] test graph::view::face::tests::extrude_face ... ok
[INFO] [stdout] test graph::view::face::tests::circulate_over_arcs ... ok
[INFO] [stderr]    Doc-tests plexus
[INFO] [stdout] test graph::tests::non_manifold_error_deferred ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 27 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.47s
[INFO] [stdout] 
[INFO] [stderr] warning: unknown lint: `type_complexity`
[INFO] [stderr]    --> /opt/rustwide/workdir/src/primitive/decompose.rs:396:13
[INFO] [stderr]     |
[INFO] [stderr] 396 |     #[allow(type_complexity)]
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unknown_lints)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unknown lint: `type_complexity`
[INFO] [stderr]    --> /opt/rustwide/workdir/src/primitive/decompose.rs:405:13
[INFO] [stderr]     |
[INFO] [stderr] 405 |     #[allow(type_complexity)]
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] running 53 tests
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name plexus --test /opt/rustwide/workdir/src/lib.rs -L dependency=/opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern arrayvec=/opt/rustwide/target/debug/deps/libarrayvec-c8ef349652d46476.rlib --extern decorum=/opt/rustwide/target/debug/deps/libdecorum-49073b395e908abd.rlib --extern derivative=/opt/rustwide/target/debug/deps/libderivative-996f3a81bf6091e1.so --extern either=/opt/rustwide/target/debug/deps/libeither-7c6ea7c6fa08bb39.rlib --extern failure=/opt/rustwide/target/debug/deps/libfailure-d1487d0abe7a0fbc.rlib --extern fnv=/opt/rustwide/target/debug/deps/libfnv-059813dc4f8dd4c8.rlib --extern fool=/opt/rustwide/target/debug/deps/libfool-c288b5f39274247c.rlib --extern gfx=/opt/rustwide/target/debug/deps/libgfx-498d5018af672926.rlib --extern gfx_device_gl=/opt/rustwide/target/debug/deps/libgfx_device_gl-00c408ba9ad948df.rlib --extern gfx_window_glutin=/opt/rustwide/target/debug/deps/libgfx_window_glutin-4551c02491e30501.rlib --extern glutin=/opt/rustwide/target/debug/deps/libglutin-10abe56e7ed1c542.rlib --extern itertools=/opt/rustwide/target/debug/deps/libitertools-c1d0a065c1d3e5a8.rlib --extern nalgebra=/opt/rustwide/target/debug/deps/libnalgebra-66d83a5bd5255da3.rlib --extern num=/opt/rustwide/target/debug/deps/libnum-4aac63ee3ce8f9f3.rlib --extern plexus=/opt/rustwide/target/debug/deps/libplexus-7359d67982857ad2.rlib --extern rand=/opt/rustwide/target/debug/deps/librand-1d1e8d4a73898565.rlib --extern smallvec=/opt/rustwide/target/debug/deps/libsmallvec-3f53ab61be893db5.rlib --extern typenum=/opt/rustwide/target/debug/deps/libtypenum-f4df5726651c8a1c.rlib -C embed-bitcode=no --cfg 'feature="default"' --cfg 'feature="geometry-nalgebra"' --cfg 'feature="nalgebra"' --error-format human` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "7ab6f798cf4108d037622f5d7797538e8ded918cb5676d44e9ca8e797fadcd99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ab6f798cf4108d037622f5d7797538e8ded918cb5676d44e9ca8e797fadcd99", kill_on_drop: false }`
[INFO] [stdout] 7ab6f798cf4108d037622f5d7797538e8ded918cb5676d44e9ca8e797fadcd99
