[INFO] cloning repository https://github.com/Parth/redis_utils
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Parth/redis_utils" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FParth%2Fredis_utils", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FParth%2Fredis_utils'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e8684134dbd8cff3acc15340e4bbe51b37b9494e
[INFO] testing Parth/redis_utils against 1.100.0-beta.1+cargoflags=--release for beta-release-1.100-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FParth%2Fredis_utils" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Parth/redis_utils
[INFO] finished tweaking git repo https://github.com/Parth/redis_utils
[INFO] tweaked toml for git repo https://github.com/Parth/redis_utils written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Parth/redis_utils on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Parth/redis_utils already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 3fba5360e6fb3ba3b992d33edaffb7af03a936f8faa5ebc08f74fc6bf5bfd0ab
[INFO] running `Command { std: "docker" "start" "3fba5360e6fb3ba3b992d33edaffb7af03a936f8faa5ebc08f74fc6bf5bfd0ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3fba5360e6fb3ba3b992d33edaffb7af03a936f8faa5ebc08f74fc6bf5bfd0ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "3fba5360e6fb3ba3b992d33edaffb7af03a936f8faa5ebc08f74fc6bf5bfd0ab" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3fba5360e6fb3ba3b992d33edaffb7af03a936f8faa5ebc08f74fc6bf5bfd0ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "3fba5360e6fb3ba3b992d33edaffb7af03a936f8faa5ebc08f74fc6bf5bfd0ab" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.84
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling futures-task v0.3.19
[INFO] [stderr]    Compiling serde v1.0.133
[INFO] [stderr]    Compiling futures-util v0.3.19
[INFO] [stderr]    Compiling serde_json v1.0.74
[INFO] [stderr]    Compiling dtoa v0.4.8
[INFO] [stderr]    Compiling mio v0.7.14
[INFO] [stderr]    Compiling tokio v1.15.0
[INFO] [stderr]    Compiling serde_derive v1.0.133
[INFO] [stderr]    Compiling async-trait v0.1.52
[INFO] [stderr]    Compiling tokio-util v0.6.9
[INFO] [stderr]    Compiling combine v4.6.2
[INFO] [stderr]    Compiling redis v0.21.4
[INFO] [stderr]    Compiling redis_utils v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0277]: the trait bound `!: FromRedisValue` is not satisfied
[INFO] [stdout]    --> src/converters.rs:178:39
[INFO] [stdout]     |
[INFO] [stdout] 178 |         redis::cmd("WATCH").arg(&key).query_async(self).await?;
[INFO] [stdout]     |                                       ^^^^^^^^^^^ the trait `FromRedisValue` is not implemented for `!`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the following other types implement trait `FromRedisValue`:
[INFO] [stdout]               ()
[INFO] [stdout]               (T12,)
[INFO] [stdout]               (T11, T12)
[INFO] [stdout]               (T10, T11, T12)
[INFO] [stdout]               (T9, T10, T11, T12)
[INFO] [stdout]               (T8, T9, T10, T11, T12)
[INFO] [stdout]               (T7, T8, T9, T10, T11, T12)
[INFO] [stdout]               (T6, T7, T8, T9, T10, T11, T12)
[INFO] [stdout]             and 30 others
[INFO] [stdout]     = note: this error might have been caused by changes to Rust's type-inference algorithm (see issue #148922 <https://github.com/rust-lang/rust/issues/148922> for more information)
[INFO] [stdout]     = help: you might have intended to use the type `()` here instead
[INFO] [stdout] note: required by a bound in `Cmd::query_async`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/redis-0.21.4/src/cmd.rs:373:36
[INFO] [stdout]     |
[INFO] [stdout] 273 | impl Cmd {
[INFO] [stdout] ...
[INFO] [stdout] 373 |     pub async fn query_async<C, T: FromRedisValue>(&self, con: &mut C) -> RedisResult<T>
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^^ required by this bound in `Cmd::query_async`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `redis_utils` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "3fba5360e6fb3ba3b992d33edaffb7af03a936f8faa5ebc08f74fc6bf5bfd0ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3fba5360e6fb3ba3b992d33edaffb7af03a936f8faa5ebc08f74fc6bf5bfd0ab", kill_on_drop: false }`
[INFO] [stdout] 3fba5360e6fb3ba3b992d33edaffb7af03a936f8faa5ebc08f74fc6bf5bfd0ab
