[INFO] fetching crate probs 0.3.1...
[INFO] testing probs-0.3.1 against 1.75.0 for beta-1.76-1
[INFO] extracting crate probs 0.3.1 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate probs 0.3.1 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-0-tc1/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate probs 0.3.1
[INFO] finished tweaking crates.io crate probs 0.3.1
[INFO] tweaked toml for crates.io crate probs 0.3.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded nshare v0.9.0
[INFO] [stderr]   Downloaded tqdm v0.3.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 16a1e0de5c40aec3aa6c443e55c9bb996c228f079d9b52461d919fbdc97418c1
[INFO] running `Command { std: "docker" "start" "-a" "16a1e0de5c40aec3aa6c443e55c9bb996c228f079d9b52461d919fbdc97418c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "16a1e0de5c40aec3aa6c443e55c9bb996c228f079d9b52461d919fbdc97418c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16a1e0de5c40aec3aa6c443e55c9bb996c228f079d9b52461d919fbdc97418c1", kill_on_drop: false }`
[INFO] [stdout] 16a1e0de5c40aec3aa6c443e55c9bb996c228f079d9b52461d919fbdc97418c1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fbde446b3e57b50abb839cce5667f66dd90402b2e1c28124bda3d953059c47b6
[INFO] running `Command { std: "docker" "start" "-a" "fbde446b3e57b50abb839cce5667f66dd90402b2e1c28124bda3d953059c47b6", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.75
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling bytemuck v1.14.0
[INFO] [stderr]    Compiling matrixmultiply v0.3.8
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]    Compiling color_quant v1.1.0
[INFO] [stderr]    Compiling numtoa v0.1.0
[INFO] [stderr]    Compiling safe_arch v0.7.1
[INFO] [stderr]    Compiling wide v0.7.13
[INFO] [stderr]    Compiling getrandom v0.2.11
[INFO] [stderr]    Compiling termion v1.5.6
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling tqdm v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling num-complex v0.4.4
[INFO] [stderr]    Compiling approx v0.5.1
[INFO] [stderr]    Compiling simba v0.7.3
[INFO] [stderr]    Compiling ndarray v0.15.6
[INFO] [stderr]    Compiling image v0.24.7
[INFO] [stderr]    Compiling num v0.4.1
[INFO] [stderr]    Compiling nalgebra-macros v0.1.0
[INFO] [stderr]    Compiling nalgebra v0.30.1
[INFO] [stderr]    Compiling nshare v0.9.0
[INFO] [stderr]    Compiling probs v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(generic_associated_types)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the attribute
[INFO] [stdout]   |
[INFO] [stdout]   = help: the feature `generic_associated_types` has been stable since `1.65.0` and no longer requires an attribute to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(type_alias_impl_trait)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: `impl Trait` in associated types is unstable
[INFO] [stdout]   --> src/domain.rs:24:25
[INFO] [stdout]    |
[INFO] [stdout] 24 |             type Iter = impl Iterator<Item = Self>;
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #63063 <https://github.com/rust-lang/rust/issues/63063> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: `impl Trait` in associated types is unstable
[INFO] [stdout]   --> src/domain.rs:40:29
[INFO] [stdout]    |
[INFO] [stdout] 40 |                 type Iter = impl Iterator<Item = Self>;
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 50 | impl_domain![u8, u16, u32, u64, u128, usize];
[INFO] [stdout]    | -------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #63063 <https://github.com/rust-lang/rust/issues/63063> for more information
[INFO] [stdout]    = note: this error originates in the macro `impl_domain` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: `impl Trait` in associated types is unstable
[INFO] [stdout]   --> src/domain.rs:40:29
[INFO] [stdout]    |
[INFO] [stdout] 40 |                 type Iter = impl Iterator<Item = Self>;
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 51 | impl_domain![i8, i16, i32, i64, i128, isize];
[INFO] [stdout]    | -------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #63063 <https://github.com/rust-lang/rust/issues/63063> for more information
[INFO] [stdout]    = note: this error originates in the macro `impl_domain` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: `impl Trait` in associated types is unstable
[INFO] [stdout]   --> src/domain.rs:40:29
[INFO] [stdout]    |
[INFO] [stdout] 40 |                 type Iter = impl Iterator<Item = Self>;
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 52 | impl_domain![f32, f64];
[INFO] [stdout]    | ---------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #63063 <https://github.com/rust-lang/rust/issues/63063> for more information
[INFO] [stdout]    = note: this error originates in the macro `impl_domain` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: `impl Trait` in associated types is unstable
[INFO] [stdout]   --> src/domain.rs:58:29
[INFO] [stdout]    |
[INFO] [stdout] 58 |                 type Iter = impl Iterator<Item = Self>;
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 66 | impl_finite![u8, u16, u32, u64, u128, usize];
[INFO] [stdout]    | -------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #63063 <https://github.com/rust-lang/rust/issues/63063> for more information
[INFO] [stdout]    = note: this error originates in the macro `impl_finite` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: `impl Trait` in associated types is unstable
[INFO] [stdout]   --> src/domain.rs:58:29
[INFO] [stdout]    |
[INFO] [stdout] 58 |                 type Iter = impl Iterator<Item = Self>;
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 67 | impl_finite![i8, i16, i32, i64, i128, isize];
[INFO] [stdout]    | -------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #63063 <https://github.com/rust-lang/rust/issues/63063> for more information
[INFO] [stdout]    = note: this error originates in the macro `impl_finite` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: `impl Trait` in associated types is unstable
[INFO] [stdout]   --> src/domain.rs:85:21
[INFO] [stdout]    |
[INFO] [stdout] 85 |         type Iter = impl Iterator<Item = Self>;
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #63063 <https://github.com/rust-lang/rust/issues/63063> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: `impl Trait` in associated types is unstable
[INFO] [stdout]   --> src/domain.rs:94:21
[INFO] [stdout]    |
[INFO] [stdout] 94 |         type Iter = impl Iterator<Item = Self>;
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #63063 <https://github.com/rust-lang/rust/issues/63063> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: `impl Trait` in associated types is unstable
[INFO] [stdout]    --> src/domain.rs:139:21
[INFO] [stdout]     |
[INFO] [stdout] 139 |         type Iter = impl Iterator<Item = Self>;
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #63063 <https://github.com/rust-lang/rust/issues/63063> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: `impl Trait` in associated types is unstable
[INFO] [stdout]    --> src/domain.rs:151:21
[INFO] [stdout]     |
[INFO] [stdout] 151 |         type Iter = impl Iterator<Item = Self>;
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #63063 <https://github.com/rust-lang/rust/issues/63063> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `generic_associated_types` has been stable since 1.65.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(generic_associated_types)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 12 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0554, E0658.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `probs` (lib) due to 13 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "fbde446b3e57b50abb839cce5667f66dd90402b2e1c28124bda3d953059c47b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fbde446b3e57b50abb839cce5667f66dd90402b2e1c28124bda3d953059c47b6", kill_on_drop: false }`
[INFO] [stdout] fbde446b3e57b50abb839cce5667f66dd90402b2e1c28124bda3d953059c47b6
