[INFO] fetching crate dvi2html 0.2.0...
[INFO] checking dvi2html-0.2.0 against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248
[INFO] extracting crate dvi2html 0.2.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate dvi2html 0.2.0 on toolchain 5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dvi2html 0.2.0
[INFO] finished tweaking crates.io crate dvi2html 0.2.0
[INFO] tweaked toml for crates.io crate dvi2html 0.2.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate crates.io crate dvi2html 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 96c3e9087e7b624517fb7cc5aebbe85c2d3b8cf2528c7b750a4af104cbb6ac38
[INFO] running `Command { std: "docker" "start" "-a" "96c3e9087e7b624517fb7cc5aebbe85c2d3b8cf2528c7b750a4af104cbb6ac38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "96c3e9087e7b624517fb7cc5aebbe85c2d3b8cf2528c7b750a4af104cbb6ac38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96c3e9087e7b624517fb7cc5aebbe85c2d3b8cf2528c7b750a4af104cbb6ac38", kill_on_drop: false }`
[INFO] [stdout] 96c3e9087e7b624517fb7cc5aebbe85c2d3b8cf2528c7b750a4af104cbb6ac38
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "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" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 50cd9085f59b740dd228b09ce851f2f1f93dd14476aecec2fd6165c63457f998
[INFO] running `Command { std: "docker" "start" "-a" "50cd9085f59b740dd228b09ce851f2f1f93dd14476aecec2fd6165c63457f998", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.13
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling ryu v1.0.4
[INFO] [stderr]    Compiling syn v1.0.22
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]    Compiling serde v1.0.110
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]    Compiling nom v5.1.1
[INFO] [stderr]     Checking arrayvec v0.4.12
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking flate2 v1.0.14
[INFO] [stderr]    Compiling quote v1.0.5
[INFO] [stderr]    Compiling lexical-core v0.6.7
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lexical-core-0.6.7/src/atof/algorithm/bhcomp.rs:62:24
[INFO] [stdout]    |
[INFO] [stdout] 62 |     let bytes = bits / Limb::BITS;
[INFO] [stdout]    |                        ^^^^^^^^^^ expected `usize`, found `u32`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: cannot divide `usize` by `u32`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lexical-core-0.6.7/src/atof/algorithm/bhcomp.rs:62:22
[INFO] [stdout]    |
[INFO] [stdout] 62 |     let bytes = bits / Limb::BITS;
[INFO] [stdout]    |                      ^ no implementation for `usize / u32`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `Div<u32>` is not implemented for `usize`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lexical-core-0.6.7/src/atof/algorithm/bigcomp.rs:157:55
[INFO] [stdout]     |
[INFO] [stdout] 157 |     let nlz = den.leading_zeros().wrapping_sub(wlz) & (u32::BITS - 1);
[INFO] [stdout]     |                                                       ^^^^^^^^^^^^^^^ expected `usize`, found `u32`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: no implementation for `usize & u32`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lexical-core-0.6.7/src/atof/algorithm/bigcomp.rs:157:53
[INFO] [stdout]     |
[INFO] [stdout] 157 |     let nlz = den.leading_zeros().wrapping_sub(wlz) & (u32::BITS - 1);
[INFO] [stdout]     |                                                     ^ no implementation for `usize & u32`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `BitAnd<u32>` is not implemented for `usize`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lexical-core-0.6.7/src/atof/algorithm/bigcomp.rs:175:40
[INFO] [stdout]     |
[INFO] [stdout] 175 |         let (q, r) = shift.ceil_divmod(Limb::BITS);
[INFO] [stdout]     |                                        ^^^^^^^^^^ expected `usize`, found `u32`
[INFO] [stdout]     |
[INFO] [stdout] help: you can convert a `u32` to a `usize` and panic if the converted value doesn't fit
[INFO] [stdout]     |
[INFO] [stdout] 175 |         let (q, r) = shift.ceil_divmod(Limb::BITS.try_into().unwrap());
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lexical-core-0.6.7/src/atof/algorithm/math.rs:1049:42
[INFO] [stdout]      |
[INFO] [stdout] 1049 |     let mut count = index.saturating_mul(Limb::BITS);
[INFO] [stdout]      |                                          ^^^^^^^^^^ expected `usize`, found `u32`
[INFO] [stdout]      |
[INFO] [stdout] help: you can convert a `u32` to a `usize` and panic if the converted value doesn't fit
[INFO] [stdout]      |
[INFO] [stdout] 1049 |     let mut count = index.saturating_mul(Limb::BITS.try_into().unwrap());
[INFO] [stdout]      |                                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lexical-core-0.6.7/src/atof/algorithm/math.rs:1064:28
[INFO] [stdout]      |
[INFO] [stdout] 1064 |     Limb::BITS.checked_mul(x.len())
[INFO] [stdout]      |                            ^^^^^^^ expected `u32`, found `usize`
[INFO] [stdout]      |
[INFO] [stdout] help: you can convert a `usize` to a `u32` and panic if the converted value doesn't fit
[INFO] [stdout]      |
[INFO] [stdout] 1064 |     Limb::BITS.checked_mul(x.len().try_into().unwrap())
[INFO] [stdout]      |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lexical-core-0.6.7/src/atof/algorithm/math.rs:1065:22
[INFO] [stdout]      |
[INFO] [stdout] 1065 |         .map(|v| v - nlz)
[INFO] [stdout]      |                      ^^^ expected `u32`, found `usize`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: cannot subtract `usize` from `u32`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lexical-core-0.6.7/src/atof/algorithm/math.rs:1065:20
[INFO] [stdout]      |
[INFO] [stdout] 1065 |         .map(|v| v - nlz)
[INFO] [stdout]      |                    ^ no implementation for `u32 - usize`
[INFO] [stdout]      |
[INFO] [stdout]      = help: the trait `Sub<usize>` is not implemented for `u32`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lexical-core-0.6.7/src/atof/algorithm/math.rs:1066:20
[INFO] [stdout]      |
[INFO] [stdout] 1066 |         .unwrap_or(usize::max_value())
[INFO] [stdout]      |                    ^^^^^^^^^^^^^^^^^^ expected `u32`, found `usize`
[INFO] [stdout]      |
[INFO] [stdout] help: you can convert a `usize` to a `u32` and panic if the converted value doesn't fit
[INFO] [stdout]      |
[INFO] [stdout] 1066 |         .unwrap_or(usize::max_value().try_into().unwrap())
[INFO] [stdout]      |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lexical-core-0.6.7/src/atof/algorithm/math.rs:1064:5
[INFO] [stdout]      |
[INFO] [stdout] 1060 |   pub fn bit_length(x: &[Limb]) -> usize {
[INFO] [stdout]      |                                    ----- expected `usize` because of return type
[INFO] [stdout] ...
[INFO] [stdout] 1064 | /     Limb::BITS.checked_mul(x.len())
[INFO] [stdout] 1065 | |         .map(|v| v - nlz)
[INFO] [stdout] 1066 | |         .unwrap_or(usize::max_value())
[INFO] [stdout]      | |______________________________________^ expected `usize`, found `u32`
[INFO] [stdout]      |
[INFO] [stdout] help: you can convert a `u32` to a `usize` and panic if the converted value doesn't fit
[INFO] [stdout]      |
[INFO] [stdout] 1064 |     Limb::BITS.checked_mul(x.len())
[INFO] [stdout] 1065 |         .map(|v| v - nlz)
[INFO] [stdout] 1066 |         .unwrap_or(usize::max_value()).try_into().unwrap()
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lexical-core-0.6.7/src/atof/algorithm/math.rs:1091:23
[INFO] [stdout]      |
[INFO] [stdout] 1091 |     debug_assert!(n < bits && n != 0);
[INFO] [stdout]      |                       ^^^^ expected `usize`, found `u32`
[INFO] [stdout]      |
[INFO] [stdout] help: you can convert a `u32` to a `usize` and panic if the converted value doesn't fit
[INFO] [stdout]      |
[INFO] [stdout] 1091 |     debug_assert!(n < bits.try_into().unwrap() && n != 0);
[INFO] [stdout]      |                       ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lexical-core-0.6.7/src/atof/algorithm/math.rs:1098:25
[INFO] [stdout]      |
[INFO] [stdout] 1098 |     let lshift = bits - n;
[INFO] [stdout]      |                         ^ expected `u32`, found `usize`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: cannot subtract `usize` from `u32`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lexical-core-0.6.7/src/atof/algorithm/math.rs:1098:23
[INFO] [stdout]      |
[INFO] [stdout] 1098 |     let lshift = bits - n;
[INFO] [stdout]      |                       ^ no implementation for `u32 - usize`
[INFO] [stdout]      |
[INFO] [stdout]      = help: the trait `Sub<usize>` is not implemented for `u32`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lexical-core-0.6.7/src/atof/algorithm/math.rs:1140:19
[INFO] [stdout]      |
[INFO] [stdout] 1140 |     let rem = n % bits;
[INFO] [stdout]      |                   ^^^^ expected `usize`, found `u32`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: cannot mod `usize` by `u32`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lexical-core-0.6.7/src/atof/algorithm/math.rs:1140:17
[INFO] [stdout]      |
[INFO] [stdout] 1140 |     let rem = n % bits;
[INFO] [stdout]      |                 ^ no implementation for `usize % u32`
[INFO] [stdout]      |
[INFO] [stdout]      = help: the trait `Rem<u32>` is not implemented for `usize`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lexical-core-0.6.7/src/atof/algorithm/math.rs:1141:19
[INFO] [stdout]      |
[INFO] [stdout] 1141 |     let div = n / bits;
[INFO] [stdout]      |                   ^^^^ expected `usize`, found `u32`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: cannot divide `usize` by `u32`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lexical-core-0.6.7/src/atof/algorithm/math.rs:1141:17
[INFO] [stdout]      |
[INFO] [stdout] 1141 |     let div = n / bits;
[INFO] [stdout]      |                 ^ no implementation for `usize / u32`
[INFO] [stdout]      |
[INFO] [stdout]      = help: the trait `Div<u32>` is not implemented for `usize`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lexical-core-0.6.7/src/atof/algorithm/math.rs:1197:23
[INFO] [stdout]      |
[INFO] [stdout] 1197 |     debug_assert!(n < bits);
[INFO] [stdout]      |                       ^^^^ expected `usize`, found `u32`
[INFO] [stdout]      |
[INFO] [stdout] help: you can convert a `u32` to a `usize` and panic if the converted value doesn't fit
[INFO] [stdout]      |
[INFO] [stdout] 1197 |     debug_assert!(n < bits.try_into().unwrap());
[INFO] [stdout]      |                       ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lexical-core-0.6.7/src/atof/algorithm/math.rs:1207:25
[INFO] [stdout]      |
[INFO] [stdout] 1207 |     let rshift = bits - n;
[INFO] [stdout]      |                         ^ expected `u32`, found `usize`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: cannot subtract `usize` from `u32`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lexical-core-0.6.7/src/atof/algorithm/math.rs:1207:23
[INFO] [stdout]      |
[INFO] [stdout] 1207 |     let rshift = bits - n;
[INFO] [stdout]      |                       ^ no implementation for `u32 - usize`
[INFO] [stdout]      |
[INFO] [stdout]      = help: the trait `Sub<usize>` is not implemented for `u32`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lexical-core-0.6.7/src/atof/algorithm/math.rs:1259:19
[INFO] [stdout]      |
[INFO] [stdout] 1259 |     let rem = n % bits;
[INFO] [stdout]      |                   ^^^^ expected `usize`, found `u32`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: cannot mod `usize` by `u32`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lexical-core-0.6.7/src/atof/algorithm/math.rs:1259:17
[INFO] [stdout]      |
[INFO] [stdout] 1259 |     let rem = n % bits;
[INFO] [stdout]      |                 ^ no implementation for `usize % u32`
[INFO] [stdout]      |
[INFO] [stdout]      = help: the trait `Rem<u32>` is not implemented for `usize`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lexical-core-0.6.7/src/atof/algorithm/math.rs:1260:19
[INFO] [stdout]      |
[INFO] [stdout] 1260 |     let div = n / bits;
[INFO] [stdout]      |                   ^^^^ expected `usize`, found `u32`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: cannot divide `usize` by `u32`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lexical-core-0.6.7/src/atof/algorithm/math.rs:1260:17
[INFO] [stdout]      |
[INFO] [stdout] 1260 |     let div = n / bits;
[INFO] [stdout]      |                 ^ no implementation for `usize / u32`
[INFO] [stdout]      |
[INFO] [stdout]      = help: the trait `Div<u32>` is not implemented for `usize`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lexical-core-0.6.7/src/atof/algorithm/math.rs:2071:27
[INFO] [stdout]      |
[INFO] [stdout] 2071 |     let rs = Limb::BITS - s;
[INFO] [stdout]      |                           ^ expected `u32`, found `usize`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: cannot subtract `usize` from `u32`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lexical-core-0.6.7/src/atof/algorithm/math.rs:2071:25
[INFO] [stdout]      |
[INFO] [stdout] 2071 |     let rs = Limb::BITS - s;
[INFO] [stdout]      |                         ^ no implementation for `u32 - usize`
[INFO] [stdout]      |
[INFO] [stdout]      = help: the trait `Sub<usize>` is not implemented for `u32`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 27 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0308.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `lexical-core` due to 28 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "50cd9085f59b740dd228b09ce851f2f1f93dd14476aecec2fd6165c63457f998", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50cd9085f59b740dd228b09ce851f2f1f93dd14476aecec2fd6165c63457f998", kill_on_drop: false }`
[INFO] [stdout] 50cd9085f59b740dd228b09ce851f2f1f93dd14476aecec2fd6165c63457f998