[INFO] fetching crate matrixcompare 0.3.0...
[INFO] checking matrixcompare-0.3.0 against master#f609b7e0586f81fefb3523e3e17adf779ac416be for pr-129466-2
[INFO] extracting crate matrixcompare 0.3.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate matrixcompare 0.3.0 on toolchain f609b7e0586f81fefb3523e3e17adf779ac416be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate matrixcompare 0.3.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate matrixcompare 0.3.0
[INFO] tweaked toml for crates.io crate matrixcompare 0.3.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate matrixcompare 0.3.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded num-bigint v0.3.2
[INFO] [stderr]   Downloaded matrixcompare-mock v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1bfd08f5d20679be007077770919da1119e2e8057f16975df27e45c3b3a1f720
[INFO] running `Command { std: "docker" "start" "-a" "1bfd08f5d20679be007077770919da1119e2e8057f16975df27e45c3b3a1f720", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1bfd08f5d20679be007077770919da1119e2e8057f16975df27e45c3b3a1f720", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1bfd08f5d20679be007077770919da1119e2e8057f16975df27e45c3b3a1f720", kill_on_drop: false }`
[INFO] [stdout] 1bfd08f5d20679be007077770919da1119e2e8057f16975df27e45c3b3a1f720
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=forbid" "-e" "RUSTDOCFLAGS=--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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 264fb9325509370b824a24ca6201c3bb89f35022fcae049b782c856d756d7166
[INFO] running `Command { std: "docker" "start" "-a" "264fb9325509370b824a24ca6201c3bb89f35022fcae049b782c856d756d7166", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.3.2
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]     Checking regex v1.4.6
[INFO] [stderr]     Checking matrixcompare-core v0.1.0
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking bit-set v0.5.2
[INFO] [stderr]     Checking pretty_assertions v0.6.1
[INFO] [stderr]     Checking getrandom v0.2.2
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking num-complex v0.3.1
[INFO] [stderr]     Checking matrixcompare v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand_xorshift v0.2.0
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/num-bigint-0.3.2/src/biguint/convert.rs:70:19
[INFO] [stdout]    |
[INFO] [stdout] 70 |         .div_ceil(&big_digit::BITS.into())
[INFO] [stdout]    |          -------- ^^^^^^^^^^^^^^^^^^^^^^^ expected `u64`, found `&_`
[INFO] [stdout]    |          |
[INFO] [stdout]    |          arguments to this method are incorrect
[INFO] [stdout]    |
[INFO] [stdout]    = note:   expected type `u64`
[INFO] [stdout]            found reference `&_`
[INFO] [stdout] note: method defined here
[INFO] [stdout]   --> /rustc/f609b7e0586f81fefb3523e3e17adf779ac416be/library/core/src/num/mod.rs:1160:5
[INFO] [stdout]    = note: this error originates in the macro `uint_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider removing the borrow
[INFO] [stdout]    |
[INFO] [stdout] 70 -         .div_ceil(&big_digit::BITS.into())
[INFO] [stdout] 70 +         .div_ceil(big_digit::BITS.into())
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/num-bigint-0.3.2/src/biguint/convert.rs:585:19
[INFO] [stdout]     |
[INFO] [stdout] 585 |         .div_ceil(&u64::from(bits))
[INFO] [stdout]     |          -------- ^^^^^^^^^^^^^^^^ expected `u64`, found `&u64`
[INFO] [stdout]     |          |
[INFO] [stdout]     |          arguments to this method are incorrect
[INFO] [stdout]     |
[INFO] [stdout] note: method defined here
[INFO] [stdout]    --> /rustc/f609b7e0586f81fefb3523e3e17adf779ac416be/library/core/src/num/mod.rs:1160:5
[INFO] [stdout]     = note: this error originates in the macro `uint_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider removing the borrow
[INFO] [stdout]     |
[INFO] [stdout] 585 -         .div_ceil(&u64::from(bits))
[INFO] [stdout] 585 +         .div_ceil(u64::from(bits))
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/num-bigint-0.3.2/src/biguint/convert.rs:613:19
[INFO] [stdout]     |
[INFO] [stdout] 613 |         .div_ceil(&u64::from(bits))
[INFO] [stdout]     |          -------- ^^^^^^^^^^^^^^^^ expected `u64`, found `&u64`
[INFO] [stdout]     |          |
[INFO] [stdout]     |          arguments to this method are incorrect
[INFO] [stdout]     |
[INFO] [stdout] note: method defined here
[INFO] [stdout]    --> /rustc/f609b7e0586f81fefb3523e3e17adf779ac416be/library/core/src/num/mod.rs:1160:5
[INFO] [stdout]     = note: this error originates in the macro `uint_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider removing the borrow
[INFO] [stdout]     |
[INFO] [stdout] 613 -         .div_ceil(&u64::from(bits))
[INFO] [stdout] 613 +         .div_ceil(u64::from(bits))
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/num-bigint-0.3.2/src/biguint.rs:393:54
[INFO] [stdout]     |
[INFO] [stdout] 393 |                 let root_scale = extra_bits.div_ceil(&n64);
[INFO] [stdout]     |                                             -------- ^^^^ expected `u64`, found `&u64`
[INFO] [stdout]     |                                             |
[INFO] [stdout]     |                                             arguments to this method are incorrect
[INFO] [stdout]     |
[INFO] [stdout] note: method defined here
[INFO] [stdout]    --> /rustc/f609b7e0586f81fefb3523e3e17adf779ac416be/library/core/src/num/mod.rs:1160:5
[INFO] [stdout]     = note: this error originates in the macro `uint_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider removing the borrow
[INFO] [stdout]     |
[INFO] [stdout] 393 -                 let root_scale = extra_bits.div_ceil(&n64);
[INFO] [stdout] 393 +                 let root_scale = extra_bits.div_ceil(n64);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]     Checking quickcheck v0.9.2
[INFO] [stderr]     Checking rusty-fork v0.3.0
[INFO] [stderr]     Checking proptest v0.10.1
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `num-bigint` (lib) due to 5 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "264fb9325509370b824a24ca6201c3bb89f35022fcae049b782c856d756d7166", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "264fb9325509370b824a24ca6201c3bb89f35022fcae049b782c856d756d7166", kill_on_drop: false }`
[INFO] [stdout] 264fb9325509370b824a24ca6201c3bb89f35022fcae049b782c856d756d7166