[INFO] updating cached repository https://github.com/badboy/redis-zrangescore-example
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] abad98290532d88cda71b3da3057757ca31551f4
[INFO] checking badboy/redis-zrangescore-example against try#e60d9e09c55855f5a848fde8ad83e13131a5b241 for pr-68350
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbadboy%2Fredis-zrangescore-example" "/workspace/builds/worker-4/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/badboy/redis-zrangescore-example on toolchain e60d9e09c55855f5a848fde8ad83e13131a5b241
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e60d9e09c55855f5a848fde8ad83e13131a5b241" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/badboy/redis-zrangescore-example
[INFO] finished tweaking git repo https://github.com/badboy/redis-zrangescore-example
[INFO] tweaked toml for git repo https://github.com/badboy/redis-zrangescore-example written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/badboy/redis-zrangescore-example already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e60d9e09c55855f5a848fde8ad83e13131a5b241" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /workspace/builds/worker-4/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e60d9e09c55855f5a848fde8ad83e13131a5b241" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Updating git repository `https://github.com/mitsuhiko/redis-rs/`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e60d9e09c55855f5a848fde8ad83e13131a5b241" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+e60d9e09c55855f5a848fde8ad83e13131a5b241" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1057f11ab728d6c7486950ab1c6bc77110ac81e7f3f0440b2ac03ecc5bc36f53
[INFO] running `"docker" "start" "-a" "1057f11ab728d6c7486950ab1c6bc77110ac81e7f3f0440b2ac03ecc5bc36f53"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking futures-util v0.3.1
[INFO] [stderr]     Checking combine v3.8.1
[INFO] [stderr]     Checking tokio v0.2.10
[INFO] [stderr]     Checking futures-executor v0.3.1
[INFO] [stderr]     Checking tokio-util v0.2.0
[INFO] [stderr]     Checking redis v0.15.2-alpha.0 (https://github.com/mitsuhiko/redis-rs/#b4cccdfb)
[INFO] [stderr] error[E0277]: the trait bound `!: types::FromRedisValue` is not satisfied
[INFO] [stderr]    --> /opt/rustwide/cargo-home/git/checkouts/redis-rs-5b2df37531e32402/b4cccdf/src/script.rs:176:30
[INFO] [stderr]     |
[INFO] [stderr] 176 |                     load_cmd.query_async(con).await?;
[INFO] [stderr]     |                              ^^^^^^^^^^^ the trait `types::FromRedisValue` is not implemented for `!`
[INFO] [stderr]     |
[INFO] [stderr]     = note: the trait is implemented for `()`. Possibly this error has been caused by changes to Rust's type-inference algorithm (see: https://github.com/rust-lang/rust/issues/48950 for more info). Consider whether you meant to use the type `()` here instead.
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0277`.
[INFO] [stderr] error: could not compile `redis`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "1057f11ab728d6c7486950ab1c6bc77110ac81e7f3f0440b2ac03ecc5bc36f53"`
[INFO] running `"docker" "rm" "-f" "1057f11ab728d6c7486950ab1c6bc77110ac81e7f3f0440b2ac03ecc5bc36f53"`
[INFO] [stdout] 1057f11ab728d6c7486950ab1c6bc77110ac81e7f3f0440b2ac03ecc5bc36f53