[INFO] cloning repository https://github.com/DrKwint/r2048
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DrKwint/r2048" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDrKwint%2Fr2048", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDrKwint%2Fr2048'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6fcd24f91959da93dcb8b11055c35653f2fa947c
[INFO] documenting DrKwint/r2048 against beta-2021-09-08 for beta-1.56-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDrKwint%2Fr2048" "/workspace/builds/worker-16/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-16/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/DrKwint/r2048 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-16/source/.cargo/config
[INFO] started tweaking git repo https://github.com/DrKwint/r2048
[INFO] finished tweaking git repo https://github.com/DrKwint/r2048
[INFO] tweaked toml for git repo https://github.com/DrKwint/r2048 written to /workspace/builds/worker-16/source/Cargo.toml
[INFO] crate git repo https://github.com/DrKwint/r2048 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] Blocking waiting for file lock on package cache
[INFO] [stderr] Blocking waiting for file lock on package cache
[INFO] [stderr] Downloading crates ...
[INFO] [stderr] Downloaded indoc-impl v0.3.6
[INFO] [stderr] Downloaded inventory-impl v0.1.9
[INFO] [stderr] Downloaded indoc v0.3.6
[INFO] [stderr] Downloaded pyo3cls v0.12.3
[INFO] [stderr] Downloaded pyo3-derive-backend v0.12.3
[INFO] [stderr] Downloaded inventory v0.1.9
[INFO] [stderr] Downloaded pyo3 v0.12.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1536feb7f77487d75dd9a67baea614cc178e89b3ddbe8343e6db59382fd1d4fd
[INFO] running `Command { std: "docker" "start" "-a" "1536feb7f77487d75dd9a67baea614cc178e89b3ddbe8343e6db59382fd1d4fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1536feb7f77487d75dd9a67baea614cc178e89b3ddbe8343e6db59382fd1d4fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1536feb7f77487d75dd9a67baea614cc178e89b3ddbe8343e6db59382fd1d4fd", kill_on_drop: false }`
[INFO] [stdout] 1536feb7f77487d75dd9a67baea614cc178e89b3ddbe8343e6db59382fd1d4fd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 98496ab4a32e9c4ca674dfa89d36d47e4f4d957c705256ccd1d70a85822837e3
[INFO] running `Command { std: "docker" "start" "-a" "98496ab4a32e9c4ca674dfa89d36d47e4f4d957c705256ccd1d70a85822837e3", kill_on_drop: false }`
[INFO] [stderr] Compiling syn v1.0.48
[INFO] [stderr] Compiling libc v0.2.80
[INFO] [stderr] Compiling getrandom v0.1.15
[INFO] [stderr] Compiling unindent v0.1.7
[INFO] [stderr] Compiling inventory v0.1.9
[INFO] [stderr] Checking smallvec v1.5.0
[INFO] [stderr] Compiling pyo3 v0.12.3
[INFO] [stderr] Checking either v1.6.1
[INFO] [stderr] Compiling num-traits v0.2.14
[INFO] [stderr] Compiling num-integer v0.1.44
[INFO] [stderr] Compiling num-bigint v0.3.1
[INFO] [stderr] Compiling num-rational v0.3.2
[INFO] [stderr] Compiling num-iter v0.1.42
[INFO] [stderr] Compiling proc-macro-hack v0.5.19
[INFO] [stderr] Compiling quote v1.0.7
[INFO] [stderr] Checking itertools v0.9.0
[INFO] [stderr] Compiling paste-impl v0.1.18
[INFO] [stderr] Checking paste v0.1.18
[INFO] [stderr] Checking parking_lot_core v0.8.0
[INFO] [stderr] Checking num-complex v0.3.1
[INFO] [stderr] Compiling pyo3-derive-backend v0.12.3
[INFO] [stderr] Checking parking_lot v0.11.1
[INFO] [stderr] Checking rand_core v0.5.1
[INFO] [stderr] Checking rand_chacha v0.2.2
[INFO] [stderr] Checking rand v0.7.3
[INFO] [stdout] error[E0658]: use of unstable library feature 'int_roundings'
[INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/num-bigint-0.3.1/src/biguint.rs:208:10
[INFO] [stdout] |
[INFO] [stdout] 208 | .div_ceil(&big_digit::BITS.into())
[INFO] [stdout] | ^^^^^^^^
[INFO] [stdout] |
[INFO] [stdout] = note: see issue #88581 <https://github.com/rust-lang/rust/issues/88581> for more information
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/num-bigint-0.3.1/src/biguint.rs:208:19
[INFO] [stdout] |
[INFO] [stdout] 208 | .div_ceil(&big_digit::BITS.into())
[INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ expected `u64`, found reference
[INFO] [stdout] |
[INFO] [stdout] = note: expected type `u64`
[INFO] [stdout] found reference `&_`
[INFO] [stdout] help: consider removing the borrow
[INFO] [stdout] |
[INFO] [stdout] 208 - .div_ceil(&big_digit::BITS.into())
[INFO] [stdout] 208 + .div_ceil(big_digit::BITS.into())
[INFO] [stdout] |
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] error[E0658]: use of unstable library feature 'int_roundings'
[INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/num-bigint-0.3.1/src/biguint.rs:1712:45
[INFO] [stdout] |
[INFO] [stdout] 1712 | let root_scale = extra_bits.div_ceil(&n64);
[INFO] [stdout] | ^^^^^^^^
[INFO] [stdout] |
[INFO] [stdout] = note: see issue #88581 <https://github.com/rust-lang/rust/issues/88581> for more information
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/num-bigint-0.3.1/src/biguint.rs:1712:54
[INFO] [stdout] |
[INFO] [stdout] 1712 | let root_scale = extra_bits.div_ceil(&n64);
[INFO] [stdout] | ^^^^ expected `u64`, found `&u64`
[INFO] [stdout] |
[INFO] [stdout] help: consider removing the borrow
[INFO] [stdout] |
[INFO] [stdout] 1712 - let root_scale = extra_bits.div_ceil(&n64);
[INFO] [stdout] 1712 + let root_scale = extra_bits.div_ceil(n64);
[INFO] [stdout] |
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] error[E0658]: use of unstable library feature 'int_roundings'
[INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/num-bigint-0.3.1/src/biguint.rs:2128:10
[INFO] [stdout] |
[INFO] [stdout] 2128 | .div_ceil(&u64::from(bits))
[INFO] [stdout] | ^^^^^^^^
[INFO] [stdout] |
[INFO] [stdout] = note: see issue #88581 <https://github.com/rust-lang/rust/issues/88581> for more information
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/num-bigint-0.3.1/src/biguint.rs:2128:19
[INFO] [stdout] |
[INFO] [stdout] 2128 | .div_ceil(&u64::from(bits))
[INFO] [stdout] | ^^^^^^^^^^^^^^^^ expected `u64`, found `&u64`
[INFO] [stdout] |
[INFO] [stdout] help: consider removing the borrow
[INFO] [stdout] |
[INFO] [stdout] 2128 - .div_ceil(&u64::from(bits))
[INFO] [stdout] 2128 + .div_ceil(u64::from(bits))
[INFO] [stdout] |
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] error[E0658]: use of unstable library feature 'int_roundings'
[INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/num-bigint-0.3.1/src/biguint.rs:2156:10
[INFO] [stdout] |
[INFO] [stdout] 2156 | .div_ceil(&u64::from(bits))
[INFO] [stdout] | ^^^^^^^^
[INFO] [stdout] |
[INFO] [stdout] = note: see issue #88581 <https://github.com/rust-lang/rust/issues/88581> for more information
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/num-bigint-0.3.1/src/biguint.rs:2156:19
[INFO] [stdout] |
[INFO] [stdout] 2156 | .div_ceil(&u64::from(bits))
[INFO] [stdout] | ^^^^^^^^^^^^^^^^ expected `u64`, found `&u64`
[INFO] [stdout] |
[INFO] [stdout] help: consider removing the borrow
[INFO] [stdout] |
[INFO] [stdout] 2156 - .div_ceil(&u64::from(bits))
[INFO] [stdout] 2156 + .div_ceil(u64::from(bits))
[INFO] [stdout] |
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] error: aborting due to 8 previous errors
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] Some errors have detailed explanations: E0308, E0658.
[INFO] [stdout]
[INFO] [stdout] For more information about an error, try `rustc --explain E0308`.
[INFO] [stdout]
[INFO] [stderr] error: could not compile `num-bigint` due to 9 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "98496ab4a32e9c4ca674dfa89d36d47e4f4d957c705256ccd1d70a85822837e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98496ab4a32e9c4ca674dfa89d36d47e4f4d957c705256ccd1d70a85822837e3", kill_on_drop: false }`
[INFO] [stdout] 98496ab4a32e9c4ca674dfa89d36d47e4f4d957c705256ccd1d70a85822837e3