[INFO] fetching crate calculatex 0.1.2...
[INFO] checking calculatex-0.1.2 against master#5518eaa946291f00471af8b254b2a1715f234882 for pr-120393
[INFO] extracting crate calculatex 0.1.2 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate calculatex 0.1.2 on toolchain 5518eaa946291f00471af8b254b2a1715f234882
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate calculatex 0.1.2
[INFO] finished tweaking crates.io crate calculatex 0.1.2
[INFO] tweaked toml for crates.io crate calculatex 0.1.2 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate calculatex 0.1.2 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" "+5518eaa946291f00471af8b254b2a1715f234882" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded num v0.3.1
[INFO] [stderr]   Downloaded byteorder v1.4.2
[INFO] [stderr]   Downloaded syn v1.0.60
[INFO] [stderr]   Downloaded libc v0.2.86
[INFO] [stderr]   Downloaded notify v4.0.15
[INFO] [stderr]   Downloaded pandoc v0.8.3
[INFO] [stderr]   Downloaded bimap v0.6.0
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c9e94e5a31277dd49c27737c99d945003d94d26253309f1e0a8d8ad17feacf95
[INFO] running `Command { std: "docker" "start" "-a" "c9e94e5a31277dd49c27737c99d945003d94d26253309f1e0a8d8ad17feacf95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c9e94e5a31277dd49c27737c99d945003d94d26253309f1e0a8d8ad17feacf95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9e94e5a31277dd49c27737c99d945003d94d26253309f1e0a8d8ad17feacf95", kill_on_drop: false }`
[INFO] [stdout] c9e94e5a31277dd49c27737c99d945003d94d26253309f1e0a8d8ad17feacf95
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 06aefc36bcc78f939466b224e09eed5fa7aec7f15b0b667713a2c3b426dca2de
[INFO] running `Command { std: "docker" "start" "-a" "06aefc36bcc78f939466b224e09eed5fa7aec7f15b0b667713a2c3b426dca2de", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]     Checking bimap v0.6.0
[INFO] [stderr]     Checking pest v2.1.3
[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-iter v0.1.42
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]     Checking num-complex v0.3.1
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/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 `&_`
[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/5518eaa946291f00471af8b254b2a1715f234882/library/core/src/num/mod.rs:1181:5
[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] 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[E0308]: mismatched types
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/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]      |                                             arguments to this method are incorrect
[INFO] [stdout]      |
[INFO] [stdout] note: method defined here
[INFO] [stdout]     --> /rustc/5518eaa946291f00471af8b254b2a1715f234882/library/core/src/num/mod.rs:1181:5
[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] 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[E0308]: mismatched types
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/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]      |          arguments to this method are incorrect
[INFO] [stdout]      |
[INFO] [stdout] note: method defined here
[INFO] [stdout]     --> /rustc/5518eaa946291f00471af8b254b2a1715f234882/library/core/src/num/mod.rs:1181:5
[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] 2128 -         .div_ceil(&u64::from(bits))
[INFO] [stdout] 2128 +         .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-0.3.1/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]      |          arguments to this method are incorrect
[INFO] [stdout]      |
[INFO] [stdout] note: method defined here
[INFO] [stdout]     --> /rustc/5518eaa946291f00471af8b254b2a1715f234882/library/core/src/num/mod.rs:1181:5
[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] 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 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" "06aefc36bcc78f939466b224e09eed5fa7aec7f15b0b667713a2c3b426dca2de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06aefc36bcc78f939466b224e09eed5fa7aec7f15b0b667713a2c3b426dca2de", kill_on_drop: false }`
[INFO] [stdout] 06aefc36bcc78f939466b224e09eed5fa7aec7f15b0b667713a2c3b426dca2de
[INFO] checking calculatex-0.1.2 against try#7622c0f807a4e13c4db886a1681bf343795692df+rustflags=-Dnon_local_definitions for pr-120393
[INFO] extracting crate calculatex 0.1.2 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate calculatex 0.1.2 on toolchain 7622c0f807a4e13c4db886a1681bf343795692df
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7622c0f807a4e13c4db886a1681bf343795692df" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate calculatex 0.1.2
[INFO] finished tweaking crates.io crate calculatex 0.1.2
[INFO] tweaked toml for crates.io crate calculatex 0.1.2 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate crates.io crate calculatex 0.1.2 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" "+7622c0f807a4e13c4db886a1681bf343795692df" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "+7622c0f807a4e13c4db886a1681bf343795692df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d58c92b4dc79c0342402b10873cf40b55b1a01f5ed48c1668ad0d0230e257038
[INFO] running `Command { std: "docker" "start" "-a" "d58c92b4dc79c0342402b10873cf40b55b1a01f5ed48c1668ad0d0230e257038", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d58c92b4dc79c0342402b10873cf40b55b1a01f5ed48c1668ad0d0230e257038", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d58c92b4dc79c0342402b10873cf40b55b1a01f5ed48c1668ad0d0230e257038", kill_on_drop: false }`
[INFO] [stdout] d58c92b4dc79c0342402b10873cf40b55b1a01f5ed48c1668ad0d0230e257038
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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 -Dnon_local_definitions" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+7622c0f807a4e13c4db886a1681bf343795692df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4f45d094f6e66097239d21a7b0268dbb9b8336b36877eac6e77776e40105127a
[INFO] running `Command { std: "docker" "start" "-a" "4f45d094f6e66097239d21a7b0268dbb9b8336b36877eac6e77776e40105127a", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]     Checking bimap v0.6.0
[INFO] [stderr]     Checking pest v2.1.3
[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 quote v1.0.9
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]     Checking num-complex v0.3.1
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/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 `&_`
[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/7622c0f807a4e13c4db886a1681bf343795692df/library/core/src/num/mod.rs:1181:5
[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] 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[E0308]: mismatched types
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/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]      |                                             arguments to this method are incorrect
[INFO] [stdout]      |
[INFO] [stdout] note: method defined here
[INFO] [stdout]     --> /rustc/7622c0f807a4e13c4db886a1681bf343795692df/library/core/src/num/mod.rs:1181:5
[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] 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[E0308]: mismatched types
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/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]      |          arguments to this method are incorrect
[INFO] [stdout]      |
[INFO] [stdout] note: method defined here
[INFO] [stdout]     --> /rustc/7622c0f807a4e13c4db886a1681bf343795692df/library/core/src/num/mod.rs:1181:5
[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] 2128 -         .div_ceil(&u64::from(bits))
[INFO] [stdout] 2128 +         .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-0.3.1/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]      |          arguments to this method are incorrect
[INFO] [stdout]      |
[INFO] [stdout] note: method defined here
[INFO] [stdout]     --> /rustc/7622c0f807a4e13c4db886a1681bf343795692df/library/core/src/num/mod.rs:1181:5
[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] 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 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" "4f45d094f6e66097239d21a7b0268dbb9b8336b36877eac6e77776e40105127a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f45d094f6e66097239d21a7b0268dbb9b8336b36877eac6e77776e40105127a", kill_on_drop: false }`
[INFO] [stdout] 4f45d094f6e66097239d21a7b0268dbb9b8336b36877eac6e77776e40105127a
