[INFO] fetching crate pumpkindb_mio_server 0.2.0...
[INFO] testing pumpkindb_mio_server-0.2.0 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] extracting crate pumpkindb_mio_server 0.2.0 into /workspace/builds/worker-20/source
[INFO] validating manifest of crates.io crate pumpkindb_mio_server 0.2.0 on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "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-20/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--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 liblmdb-sys v0.2.2
[INFO] [stderr]   Downloaded lmdb-zero v0.4.4
[INFO] [stderr]   Downloaded hex-slice v0.1.4
[INFO] [stderr]   Downloaded serde_yaml v0.6.2
[INFO] [stderr]   Downloaded serde_cbor v0.6.1
[INFO] [stderr]   Downloaded supercow v0.1.0
[INFO] [stderr]   Downloaded ordered-float v0.4.0
[INFO] [stderr]   Downloaded hybrid-clocks v0.3.4
[INFO] [stderr]   Downloaded pumpkinscript v0.2.0
[INFO] [stderr]   Downloaded serde-value v0.4.1
[INFO] [stderr]   Downloaded config v0.3.1
[INFO] [stderr]   Downloaded log4rs v0.6.3
[INFO] [stderr]   Downloaded suppositions v0.1.4
[INFO] [stderr]   Downloaded pumpkindb_engine v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aec0c383c648443fa8e8c34c8e7407b1870b76473ef05981f8b8719f0e05d1b2
[INFO] running `Command { std: "docker" "start" "-a" "aec0c383c648443fa8e8c34c8e7407b1870b76473ef05981f8b8719f0e05d1b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aec0c383c648443fa8e8c34c8e7407b1870b76473ef05981f8b8719f0e05d1b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aec0c383c648443fa8e8c34c8e7407b1870b76473ef05981f8b8719f0e05d1b2", kill_on_drop: false }`
[INFO] [stdout] aec0c383c648443fa8e8c34c8e7407b1870b76473ef05981f8b8719f0e05d1b2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d8e5ab6669de8ec1b911b5ab42f19fc175a1673d426d0762c6427eaeecb5a7bd
[INFO] running `Command { std: "docker" "start" "-a" "d8e5ab6669de8ec1b911b5ab42f19fc175a1673d426d0762c6427eaeecb5a7bd", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.108
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[INFO] [stderr]    Compiling serde-value v0.4.1
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling chrono v0.3.0
[INFO] [stderr]    Compiling pumpkinscript v0.2.0
[INFO] [stderr]    Compiling lmdb-zero v0.4.4
[INFO] [stderr]    Compiling log4rs v0.6.3
[INFO] [stderr]    Compiling serde_bytes v0.10.5
[INFO] [stderr]    Compiling serde_cbor v0.6.1
[INFO] [stderr]    Compiling snowflake v1.3.0
[INFO] [stderr]    Compiling 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 the macro `builtins` (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` due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "d8e5ab6669de8ec1b911b5ab42f19fc175a1673d426d0762c6427eaeecb5a7bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8e5ab6669de8ec1b911b5ab42f19fc175a1673d426d0762c6427eaeecb5a7bd", kill_on_drop: false }`
[INFO] [stdout] d8e5ab6669de8ec1b911b5ab42f19fc175a1673d426d0762c6427eaeecb5a7bd