[INFO] fetching crate pumpkindb_mio_server 0.2.0...
[INFO] checking pumpkindb_mio_server-0.2.0 against try#8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 for pr-82565
[INFO] extracting crate pumpkindb_mio_server 0.2.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate pumpkindb_mio_server 0.2.0 on toolchain 8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pumpkindb_mio_server 0.2.0
[INFO] finished tweaking crates.io crate pumpkindb_mio_server 0.2.0
[INFO] tweaked toml for crates.io crate pumpkindb_mio_server 0.2.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded chrono v0.3.0
[INFO] [stderr]   Downloaded lmdb-zero v0.4.4
[INFO] [stderr]   Downloaded antidote v1.0.0
[INFO] [stderr]   Downloaded toml v0.3.2
[INFO] [stderr]   Downloaded liblmdb-sys v0.2.2
[INFO] [stderr]   Downloaded supercow v0.1.0
[INFO] [stderr]   Downloaded hex-slice v0.1.4
[INFO] [stderr]   Downloaded serde_cbor v0.6.1
[INFO] [stderr]   Downloaded serde_yaml v0.6.2
[INFO] [stderr]   Downloaded memmap v0.5.2
[INFO] [stderr]   Downloaded crossbeam v0.2.12
[INFO] [stderr]   Downloaded uuid v0.4.0
[INFO] [stderr]   Downloaded serde-value v0.4.1
[INFO] [stderr]   Downloaded log4rs v0.6.3
[INFO] [stderr]   Downloaded ordered-float v0.4.0
[INFO] [stderr]   Downloaded suppositions v0.1.4
[INFO] [stderr]   Downloaded hybrid-clocks v0.3.4
[INFO] [stderr]   Downloaded config v0.3.1
[INFO] [stderr]   Downloaded pumpkindb_engine v0.2.0
[INFO] [stderr]   Downloaded pumpkinscript v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6c18ba2d9b27b8662e77be4554c4b0adec3cae04c3b30e0ff436884ba1eb4cf1
[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" "6c18ba2d9b27b8662e77be4554c4b0adec3cae04c3b30e0ff436884ba1eb4cf1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6c18ba2d9b27b8662e77be4554c4b0adec3cae04c3b30e0ff436884ba1eb4cf1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c18ba2d9b27b8662e77be4554c4b0adec3cae04c3b30e0ff436884ba1eb4cf1", kill_on_drop: false }`
[INFO] [stdout] 6c18ba2d9b27b8662e77be4554c4b0adec3cae04c3b30e0ff436884ba1eb4cf1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2f99d5d728769f86974165e19acb918a63548fdd8efb24f8b0134bc0af26fa42
[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" "2f99d5d728769f86974165e19acb918a63548fdd8efb24f8b0134bc0af26fa42", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.63
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking linked-hash-map v0.3.0
[INFO] [stderr]    Compiling serde_derive v1.0.124
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking hex-slice v0.1.4
[INFO] [stderr]     Checking ucd-util v0.1.8
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking supercow v0.1.0
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking crossbeam v0.2.12
[INFO] [stderr]     Checking utf8-ranges v1.0.4
[INFO] [stderr]     Checking byteorder v0.5.3
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking slab v0.3.0
[INFO] [stderr]    Compiling liblmdb-sys v0.2.2
[INFO] [stderr]     Checking toml v0.3.2
[INFO] [stderr]     Checking toml v0.2.1
[INFO] [stderr]     Checking unsafe-any v0.4.2
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking regex-syntax v0.5.6
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]     Checking yaml-rust v0.3.5
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking memchr v1.0.2
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking memmap v0.5.2
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]     Checking serde_bytes v0.10.5
[INFO] [stderr]     Checking typemap v0.3.3
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking nom v3.2.1
[INFO] [stderr]     Checking config v0.3.1
[INFO] [stderr]     Checking ordered-float v0.4.0
[INFO] [stderr]     Checking serde_json v0.9.10
[INFO] [stderr]     Checking serde_cbor v0.6.1
[INFO] [stderr]     Checking chrono v0.3.0
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking serde_yaml v0.6.2
[INFO] [stderr]     Checking aho-corasick v0.6.10
[INFO] [stderr]     Checking serde-value v0.4.1
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking num-bigint v0.1.44
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking suppositions v0.1.4
[INFO] [stderr]     Checking uuid v0.4.0
[INFO] [stderr]    Compiling miniz-sys v0.1.12
[INFO] [stderr]     Checking hybrid-clocks v0.3.4
[INFO] [stderr]    Compiling serde_codegen_internals v0.14.2
[INFO] [stderr]     Checking pumpkinscript v0.2.0
[INFO] [stderr]     Checking flate2 v0.2.20
[INFO] [stderr]    Compiling serde_derive v0.9.15
[INFO] [stderr]     Checking regex v0.2.11
[INFO] [stderr]     Checking lmdb-zero v0.4.4
[INFO] [stderr]     Checking log4rs v0.6.3
[INFO] [stderr]     Checking snowflake v1.3.0
[INFO] [stderr]     Checking pumpkindb_engine v0.2.0
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/pumpkindb_engine-0.2.0/src/lib.rs:6:28
[INFO] [stdout]   |
[INFO] [stdout] 6 | #![feature(slice_patterns, advanced_slice_patterns)]
[INFO] [stdout]   |                            ^^^^^^^^^^^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: merged into `#![feature(slice_patterns)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected one of `,`, `@`, `]`, or `|`, found `..`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/pumpkindb_engine-0.2.0/src/script/macros.rs:19:76
[INFO] [stdout]    |
[INFO] [stdout] 19 |                   ::pumpkinscript::ParseResult::Done(&[0x81, b':', ref rest..], _) => {
[INFO] [stdout]    |                                                                            ^^ expected one of `,`, `@`, `]`, or `|`
[INFO] [stdout]    | 
[INFO] [stdout]   ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/pumpkindb_engine-0.2.0/src/script/mod_core.rs:40:1
[INFO] [stdout]    |
[INFO] [stdout] 40 | builtins!("mod_core.builtins");
[INFO] [stdout]    | ------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: if you meant to bind the contents of the rest of the array pattern into `rest`, use `@`
[INFO] [stdout]    |
[INFO] [stdout] 19 |                   ::pumpkinscript::ParseResult::Done(&[0x81, b':', ref rest @ ..], _) => {
[INFO] [stdout]    |                                                                             ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0557`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `pumpkindb_engine`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "2f99d5d728769f86974165e19acb918a63548fdd8efb24f8b0134bc0af26fa42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f99d5d728769f86974165e19acb918a63548fdd8efb24f8b0134bc0af26fa42", kill_on_drop: false }`
[INFO] [stdout] 2f99d5d728769f86974165e19acb918a63548fdd8efb24f8b0134bc0af26fa42