[INFO] cloning repository https://github.com/MemorableSomething/substratetest
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MemorableSomething/substratetest" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMemorableSomething%2Fsubstratetest", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMemorableSomething%2Fsubstratetest'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 234841655908423ff968585b23ebc7bfb9695dfa
[INFO] documenting MemorableSomething/substratetest against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMemorableSomething%2Fsubstratetest" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/MemorableSomething/substratetest on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/MemorableSomething/substratetest
[INFO] finished tweaking git repo https://github.com/MemorableSomething/substratetest
[INFO] tweaked toml for git repo https://github.com/MemorableSomething/substratetest written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/MemorableSomething/substratetest already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: /workspace/builds/worker-11/source/core/consensus/aura/Cargo.toml: Found `test` in `target.'cfg(...)'.dependencies`. This value is not supported for selecting dependencies and will not work as expected. To learn more visit https://doc.rust-lang.org/cargo/reference/specifying-dependencies.html#platform-specific-dependencies
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 474a373704b145e58d0e859de54ce6c81508885f05fde6c9af112db4c414af68
[INFO] running `Command { std: "docker" "start" "-a" "474a373704b145e58d0e859de54ce6c81508885f05fde6c9af112db4c414af68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "474a373704b145e58d0e859de54ce6c81508885f05fde6c9af112db4c414af68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "474a373704b145e58d0e859de54ce6c81508885f05fde6c9af112db4c414af68", kill_on_drop: false }`
[INFO] [stdout] 474a373704b145e58d0e859de54ce6c81508885f05fde6c9af112db4c414af68
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aa6af69c55668722dc05af0d05ebe9bff3b62a72ad22277df8f8c8a85af4a8a4
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "aa6af69c55668722dc05af0d05ebe9bff3b62a72ad22277df8f8c8a85af4a8a4", kill_on_drop: false }`
[INFO] [stderr] warning: /opt/rustwide/workdir/core/consensus/aura/Cargo.toml: Found `test` in `target.'cfg(...)'.dependencies`. This value is not supported for selecting dependencies and will not work as expected. To learn more visit https://doc.rust-lang.org/cargo/reference/specifying-dependencies.html#platform-specific-dependencies
[INFO] [stderr]    Compiling libc v0.2.43
[INFO] [stderr]    Compiling cfg-if v0.1.6
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling lazy_static v1.2.0
[INFO] [stderr]    Compiling nodrop v0.1.13
[INFO] [stderr]    Compiling memoffset v0.2.1
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]    Compiling serde v1.0.80
[INFO] [stderr]    Compiling crunchy v0.1.6
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking byteorder v1.2.7
[INFO] [stderr]    Compiling rayon v1.0.3
[INFO] [stderr]    Compiling either v1.5.0
[INFO] [stderr]    Compiling typenum v1.10.0
[INFO] [stderr]    Compiling heapsize v0.4.2
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]    Compiling constant_time_eq v0.1.3
[INFO] [stderr]    Compiling proc-macro-hack-impl v0.4.1
[INFO] [stderr]    Compiling crunchy v0.2.1
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling futures v0.1.25
[INFO] [stderr]    Compiling stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling protobuf v2.1.4
[INFO] [stderr]    Compiling slab v0.4.1
[INFO] [stderr]     Checking crossbeam-utils v0.5.0
[INFO] [stderr]     Checking untrusted v0.5.1
[INFO] [stderr]     Checking hash-db v0.9.0 (https://github.com/paritytech/trie#2616db2a)
[INFO] [stderr]    Compiling openssl v0.10.15
[INFO] [stderr]     Checking rustc-hex v2.0.1
[INFO] [stderr]     Checking static_assertions v0.2.5
[INFO] [stderr]    Compiling lazy_static v0.2.11
[INFO] [stderr]     Checking lazycell v1.2.0
[INFO] [stderr]    Compiling bitflags v1.0.4
[INFO] [stderr]    Compiling slog v2.4.1
[INFO] [stderr]     Checking environmental v1.0.0
[INFO] [stderr]    Compiling fnv v1.0.6
[INFO] [stderr]     Checking integer-sqrt v0.1.2
[INFO] [stderr]    Compiling itoa v0.4.3
[INFO] [stderr]    Compiling byte-tools v0.2.0
[INFO] [stderr]    Compiling quick-error v1.2.2
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling arrayref v0.3.5
[INFO] [stderr]    Compiling ucd-util v0.1.2
[INFO] [stderr]    Compiling fake-simd v0.1.2
[INFO] [stderr]     Checking sha1 v0.5.0
[INFO] [stderr]    Compiling utf8-ranges v1.0.2
[INFO] [stderr]    Compiling term v0.4.6
[INFO] [stderr]     Checking data-encoding v2.1.1
[INFO] [stderr]     Checking bs58 v0.2.2
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]     Checking byteorder v0.4.2
[INFO] [stderr]    Compiling subtle v1.0.0
[INFO] [stderr]    Compiling regex v1.0.6
[INFO] [stderr]    Compiling memory_units v0.3.0
[INFO] [stderr]    Compiling bitflags v0.8.2
[INFO] [stderr]    Compiling base58 v0.1.0
[INFO] [stderr]     Checking rustc-demangle v0.1.9
[INFO] [stderr]    Compiling glob v0.2.11
[INFO] [stderr]    Compiling unicode-normalization v0.1.7
[INFO] [stderr]     Checking once_cell v0.1.6
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling unicode-width v0.1.5
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling libloading v0.4.3
[INFO] [stderr]    Compiling strsim v0.7.0
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling sha1 v0.6.0
[INFO] [stderr]     Checking crossbeam v0.2.12
[INFO] [stderr]    Compiling make-cmd v0.1.0
[INFO] [stderr]     Checking parity-bytes v0.1.0 (https://github.com/paritytech/parity-common?rev=616b40150ded71f57f650067fcbc5c99d7c343e6#616b4015)
[INFO] [stderr]    Compiling owning_ref v0.2.4
[INFO] [stderr]     Checking safemem v0.2.0
[INFO] [stderr]     Checking remove_dir_all v0.5.1
[INFO] [stderr]    Compiling opaque-debug v0.1.1
[INFO] [stderr]    Compiling openssl-probe v0.1.2
[INFO] [stderr]    Compiling safemem v0.3.0
[INFO] [stderr]    Compiling scoped-tls v0.1.2
[INFO] [stderr]     Checking failure v0.1.3
[INFO] [stderr]    Compiling bitflags v0.9.1
[INFO] [stderr]    Compiling nohash-hasher v0.1.0
[INFO] [stderr]    Compiling etrace v1.1.1
[INFO] [stderr]     Checking quick-error v0.1.4
[INFO] [stderr]     Checking rustc-hex v1.0.0
[INFO] [stderr]    Compiling indexmap v1.0.2
[INFO] [stderr]    Compiling try-lock v0.2.2
[INFO] [stderr]    Compiling unicode-segmentation v1.2.1
[INFO] [stderr]    Compiling string v0.1.1
[INFO] [stderr]    Compiling linked-hash-map v0.5.1
[INFO] [stderr]    Compiling sysinfo v0.7.0
[INFO] [stderr]    Compiling interleaved-ordered v0.1.1
[INFO] [stderr]    Compiling subtle v0.5.1
[INFO] [stderr]    Compiling hex v0.3.2
[INFO] [stderr]    Compiling xdg v2.1.0
[INFO] [stderr]    Compiling termcolor v1.0.4
[INFO] [stderr]    Compiling target_info v0.1.0
[INFO] [stderr]    Compiling nix v0.11.0
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]     Checking rand v0.4.3
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking num_cpus v1.8.0
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking crossbeam-utils v0.6.1
[INFO] [stderr]     Checking time v0.1.40
[INFO] [stderr]     Checking thread-id v3.3.0
[INFO] [stderr]     Checking crossbeam-utils v0.2.2
[INFO] [stderr]     Checking fs-swap v0.2.4
[INFO] [stderr]     Checking fdlimit v0.1.1
[INFO] [stderr]     Checking rand_isaac v0.1.0
[INFO] [stderr]     Checking owning_ref v0.3.3
[INFO] [stderr]     Checking arrayvec v0.4.7
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling proc-macro2 v0.3.8
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling parity-wasm v0.31.3
[INFO] [stderr]    Compiling memchr v2.1.1
[INFO] [stderr]     Checking trie-root v0.9.0 (https://github.com/paritytech/trie#2616db2a)
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling memchr v1.0.2
[INFO] [stderr]    Compiling unsigned-varint v0.1.0
[INFO] [stderr]    Compiling humantime v1.1.1
[INFO] [stderr]     Checking block-buffer v0.3.3
[INFO] [stderr]    Compiling proc-macro-hack v0.4.1
[INFO] [stderr]    Compiling regex-syntax v0.5.6
[INFO] [stderr]    Compiling regex-syntax v0.6.3
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]    Compiling textwrap v0.10.0
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]     Checking base64 v0.7.0
[INFO] [stderr]     Checking base64 v0.9.3
[INFO] [stderr]    Compiling tokio-executor v0.1.5
[INFO] [stderr]    Compiling clang-sys v0.21.2
[INFO] [stderr]    Compiling asn1_der v0.5.10
[INFO] [stderr]    Compiling heck v0.3.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.24
[INFO] [stderr]    Compiling syntex_pos v0.58.1
[INFO] [stderr]    Compiling app_dirs v1.2.1
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking want v0.0.6
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking bytes v0.4.10
[INFO] [stderr]     Checking rand v0.5.5
[INFO] [stderr]     Checking smallvec v0.6.5
[INFO] [stderr]     Checking mio v0.6.16
[INFO] [stderr]     Checking tokio-timer v0.2.7
[INFO] [stderr]     Checking tokio-current-thread v0.1.3
[INFO] [stderr]    Compiling ryu v0.2.7
[INFO] [stderr]     Checking lock_api v0.1.4
[INFO] [stderr]    Compiling httparse v1.3.3
[INFO] [stderr]     Checking blake2-rfc v0.2.18
[INFO] [stderr]     Checking crossbeam-epoch v0.6.1
[INFO] [stderr]     Checking crossbeam-epoch v0.3.1
[INFO] [stderr]     Checking rand v0.3.22
[INFO] [stderr]    Compiling quote v0.5.2
[INFO] [stderr]    Compiling nom v3.2.1
[INFO] [stderr]    Compiling hex-literal-impl v0.1.1
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling clap v2.32.0
[INFO] [stderr]    Compiling parking_lot_core v0.3.1
[INFO] [stderr]    Compiling sr-std v0.1.0 (/opt/rustwide/workdir/core/sr-std)
[INFO] [stderr]    Compiling sr-io v0.1.0 (/opt/rustwide/workdir/core/sr-io)
[INFO] [stderr]    Compiling safe-mix v1.0.0
[INFO] [stderr]    Compiling sr-sandbox v0.1.0 (/opt/rustwide/workdir/core/sr-sandbox)
[INFO] [stderr]    Compiling rand_pcg v0.1.1
[INFO] [stderr]    Compiling rand_chacha v0.1.0
[INFO] [stderr]    Compiling rand v0.6.0
[INFO] [stderr]    Compiling wasmi v0.4.2
[INFO] [stderr]     Checking mime v0.2.6
[INFO] [stderr]    Compiling quote v0.6.10
[INFO] [stderr]     Checking pwasm-utils v0.3.1
[INFO] [stderr]    Compiling syntex_errors v0.58.1
[INFO] [stderr]     Checking tokio-io v0.1.10
[INFO] [stderr]     Checking http v0.1.14
[INFO] [stderr]     Checking parking_lot_core v0.2.14
[INFO] [stderr]    Compiling unicase v2.2.0
[INFO] [stderr]    Compiling tiny-keccak v1.4.2
[INFO] [stderr]    Compiling hash256-std-hasher v0.9.0 (https://github.com/paritytech/trie#2616db2a)
[INFO] [stderr]    Compiling bigint v4.4.1
[INFO] [stderr]    Compiling mashup-impl v0.1.9
[INFO] [stderr]    Compiling uint v0.5.0
[INFO] [stderr]     Checking names v0.11.0
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking mio-extras v2.0.5
[INFO] [stderr]    Compiling crossbeam-deque v0.2.0
[INFO] [stderr]     Checking crossbeam-deque v0.6.2
[INFO] [stderr]    Compiling syn v0.13.11
[INFO] [stderr]     Checking twox-hash v1.1.1
[INFO] [stderr]     Checking tempfile v3.0.4
[INFO] [stderr]     Checking fixed-hash v0.3.0
[INFO] [stderr]     Checking elastic-array v0.10.0
[INFO] [stderr]     Checking memory-db v0.9.0 (https://github.com/paritytech/trie#2616db2a)
[INFO] [stderr]     Checking num-integer v0.1.39
[INFO] [stderr]     Checking slog-async v2.3.0
[INFO] [stderr]     Checking slog-scope v4.0.1
[INFO] [stderr]    Compiling generic-array v0.9.0
[INFO] [stderr]     Checking hex-literal v0.1.1
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling cexpr v0.2.3
[INFO] [stderr]    Compiling syn v0.15.22
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]     Checking parking_lot v0.4.8
[INFO] [stderr]     Checking parking_lot v0.3.8
[INFO] [stderr]     Checking parking_lot v0.5.5
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]     Checking rw-stream-sink v0.1.0 (https://github.com/libp2p/rust-libp2p?rev=d961e656a74d1bab5366d371a06f9e10d5f4a6c5#d961e656)
[INFO] [stderr]    Compiling syntex_syntax v0.58.1
[INFO] [stderr]    Compiling serde_json v1.0.33
[INFO] [stderr]    Compiling parity-codec v2.1.5
[INFO] [stdout] error[E0423]: expected function, tuple struct or tuple variant, found struct `ast::Name`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syntex_syntax-0.58.1/src/symbol.rs:146:27
[INFO] [stdout]     |
[INFO] [stdout] 146 |                       name: ast::Name($index),
[INFO] [stdout]     |                             ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 165 | / declare_keywords! {
[INFO] [stdout] 166 | |     // Invalid identifier
[INFO] [stdout] 167 | |     (0,  Invalid,        "")
[INFO] [stdout] 168 | |
[INFO] [stdout] ...   |
[INFO] [stdout] 231 | |     (56, CrateRoot, "{{root}}")
[INFO] [stdout] 232 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `declare_keywords` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking hyper v0.10.15
[INFO] [stderr]     Checking ws v0.7.9 (https://github.com/tomusdrw/ws-rs#4baef2dc)
[INFO] [stderr]     Checking tokio-threadpool v0.1.8
[INFO] [stderr] error: could not compile `protobuf`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name protobuf /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/protobuf-2.1.4/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 -C metadata=744eeb2ccdc635e1 -C extra-filename=-744eeb2ccdc635e1 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `clap`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name clap /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/clap-2.32.0/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="ansi_term"' --cfg 'feature="atty"' --cfg 'feature="color"' --cfg 'feature="default"' --cfg 'feature="strsim"' --cfg 'feature="suggestions"' --cfg 'feature="vec_map"' -C metadata=a8f390cb19e53fbd -C extra-filename=-a8f390cb19e53fbd --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern ansi_term=/opt/rustwide/target/debug/deps/libansi_term-7b95e091c56f4f65.rmeta --extern atty=/opt/rustwide/target/debug/deps/libatty-5750bf624e1048d5.rmeta --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-c1fd6b181e1981af.rmeta --extern strsim=/opt/rustwide/target/debug/deps/libstrsim-d10790cb4a33b4be.rmeta --extern textwrap=/opt/rustwide/target/debug/deps/libtextwrap-189a203f866791cb.rmeta --extern unicode_width=/opt/rustwide/target/debug/deps/libunicode_width-5f272c72ea72a41e.rmeta --extern vec_map=/opt/rustwide/target/debug/deps/libvec_map-57200e3d45d6f731.rmeta --cap-lints allow` (signal: 9, SIGKILL: kill)
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0423`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `syntex_syntax` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "aa6af69c55668722dc05af0d05ebe9bff3b62a72ad22277df8f8c8a85af4a8a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa6af69c55668722dc05af0d05ebe9bff3b62a72ad22277df8f8c8a85af4a8a4", kill_on_drop: false }`
[INFO] [stdout] aa6af69c55668722dc05af0d05ebe9bff3b62a72ad22277df8f8c8a85af4a8a4