[INFO] fetching crate dcp-rs 0.0.1...
[INFO] testing dcp-rs-0.0.1 against 1.90.0 for beta-1.91-3
[INFO] extracting crate dcp-rs 0.0.1 into /workspace/builds/worker-4-tc1/source
[INFO] removed /workspace/builds/worker-4-tc1/source/rust-toolchain
[INFO] started tweaking crates.io crate dcp-rs 0.0.1
[INFO] finished tweaking crates.io crate dcp-rs 0.0.1
[INFO] tweaked toml for crates.io crate dcp-rs 0.0.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate dcp-rs 0.0.1 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate dcp-rs 0.0.1 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" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a6868b4f0043c1fe202f6281baa50df8ab5913d536c9182ae6003a7714cb77a1
[INFO] running `Command { std: "docker" "start" "-a" "a6868b4f0043c1fe202f6281baa50df8ab5913d536c9182ae6003a7714cb77a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a6868b4f0043c1fe202f6281baa50df8ab5913d536c9182ae6003a7714cb77a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6868b4f0043c1fe202f6281baa50df8ab5913d536c9182ae6003a7714cb77a1", kill_on_drop: false }`
[INFO] [stdout] a6868b4f0043c1fe202f6281baa50df8ab5913d536c9182ae6003a7714cb77a1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] df7c65ab55d8abb81b894d8d6081adfc5504add947889980266e79af9d3af78f
[INFO] running `Command { std: "docker" "start" "-a" "df7c65ab55d8abb81b894d8d6081adfc5504add947889980266e79af9d3af78f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling log v0.4.20
[INFO] [stderr]    Compiling getrandom v0.2.11
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling dcp-rs v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/io/couchbase.rs:16:24
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub fn new(client: &Client) -> Couchbase {
[INFO] [stdout]    |                        ^^^^^^^     --------- the same lifetime is hidden here
[INFO] [stdout]    |                        |
[INFO] [stdout]    |                        the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub fn new(client: &Client) -> Couchbase<'_> {
[INFO] [stdout]    |                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.32s
[INFO] running `Command { std: "docker" "inspect" "df7c65ab55d8abb81b894d8d6081adfc5504add947889980266e79af9d3af78f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df7c65ab55d8abb81b894d8d6081adfc5504add947889980266e79af9d3af78f", kill_on_drop: false }`
[INFO] [stdout] df7c65ab55d8abb81b894d8d6081adfc5504add947889980266e79af9d3af78f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 88d8ada9b30ba1dbfbd22b3858fb3318c9042aced45134e4f55d92b1cfec826a
[INFO] running `Command { std: "docker" "start" "-a" "88d8ada9b30ba1dbfbd22b3858fb3318c9042aced45134e4f55d92b1cfec826a", kill_on_drop: false }`
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[INFO] [stderr]    Compiling cpufeatures v0.2.11
[INFO] [stderr]    Compiling itoa v1.0.10
[INFO] [stderr]    Compiling iana-time-zone v0.1.58
[INFO] [stderr]    Compiling termcolor v1.4.0
[INFO] [stderr]    Compiling dcp-rs v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/io/couchbase.rs:16:24
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub fn new(client: &Client) -> Couchbase {
[INFO] [stdout]    |                        ^^^^^^^     --------- the same lifetime is hidden here
[INFO] [stdout]    |                        |
[INFO] [stdout]    |                        the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub fn new(client: &Client) -> Couchbase<'_> {
[INFO] [stdout]    |                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling syn v2.0.42
[INFO] [stderr]    Compiling syn v1.0.109
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[INFO] [stderr]    Compiling chrono v0.4.31
[INFO] [stderr]    Compiling env_logger v0.10.1
[INFO] [stderr]    Compiling hmac v0.12.1
[INFO] [stderr]    Compiling sha2 v0.10.8
[INFO] [stderr]    Compiling serde_derive v1.0.193
[INFO] [stderr]    Compiling futures-macro v0.3.29
[INFO] [stderr]    Compiling darling_core v0.13.4
[INFO] [stderr]    Compiling darling_macro v0.13.4
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[INFO] [stderr]    Compiling serde_with_macros v1.5.2
[INFO] [stderr]    Compiling futures-executor v0.3.29
[INFO] [stderr]    Compiling serde_with v1.14.0
[INFO] [stderr]    Compiling futures v0.3.29
[INFO] [stderr]    Compiling bollard-stubs v1.42.0-rc.3
[INFO] [stderr]    Compiling testcontainers v0.15.0
[INFO] [stdout] warning: unused import: `ListenerCallback`
[INFO] [stdout]  --> examples/dcp.rs:1:51
[INFO] [stdout]   |
[INFO] [stdout] 1 | use dcp_rs::{Config, Dcp, DcpConfig, GroupConfig, ListenerCallback};
[INFO] [stdout]   |                                                   ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> examples/dcp.rs:25:22
[INFO] [stdout]    |
[INFO] [stdout] 25 |     dcp.add_listener(listener);
[INFO] [stdout]    |                      ^^^^^^^^ one type is more general than the other
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected fn pointer `for<'a> fn(&'a dcp_rs::dcp_io::packet::Packet) -> Result<_, _>`
[INFO] [stdout]               found fn pointer `fn(&dcp_rs::dcp_io::packet::Packet) -> Result<_, _>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `dcp-rs` (example "dcp") due to 1 previous error; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/io/couchbase.rs:16:24
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub fn new(client: &Client) -> Couchbase {
[INFO] [stdout]    |                        ^^^^^^^     --------- the same lifetime is hidden here
[INFO] [stdout]    |                        |
[INFO] [stdout]    |                        the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub fn new(client: &Client) -> Couchbase<'_> {
[INFO] [stdout]    |                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "88d8ada9b30ba1dbfbd22b3858fb3318c9042aced45134e4f55d92b1cfec826a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88d8ada9b30ba1dbfbd22b3858fb3318c9042aced45134e4f55d92b1cfec826a", kill_on_drop: false }`
[INFO] [stdout] 88d8ada9b30ba1dbfbd22b3858fb3318c9042aced45134e4f55d92b1cfec826a