[INFO] fetching crate memcached-rs 0.4.1...
[INFO] checking memcached-rs-0.4.1 against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] extracting crate memcached-rs 0.4.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate memcached-rs 0.4.1 on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate memcached-rs 0.4.1
[INFO] finished tweaking crates.io crate memcached-rs 0.4.1
[INFO] tweaked toml for crates.io crate memcached-rs 0.4.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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" "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" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "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] 221d7d3b668595f54c1b0202ae14e3ec3458e8ac0e76797a190f7048fe36ba1a
[INFO] running `"docker" "start" "-a" "221d7d3b668595f54c1b0202ae14e3ec3458e8ac0e76797a190f7048fe36ba1a"`
[INFO] [stderr]     Checking unix_socket v0.5.0
[INFO] [stderr]     Checking conhash v0.4.0
[INFO] [stderr]     Checking memcached-rs v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/client/mod.rs:36:20
[INFO] [stderr]    |
[INFO] [stderr] 36 |     pub proto: Box<Proto + Send>,
[INFO] [stderr]    |                    ^^^^^^^^^^^^ help: use `dyn`: `dyn Proto + Send`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/client/mod.rs:50:52
[INFO] [stderr]    |
[INFO] [stderr] 50 | ...                   as Box<Proto + Send>;
[INFO] [stderr]    |                              ^^^^^^^^^^^^ help: use `dyn`: `dyn Proto + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/client/mod.rs:67:90
[INFO] [stderr]    |
[INFO] [stderr] 67 |                         Box::new(proto::BinaryProto::new(BufStream::new(stream))) as Box<Proto + Send>
[INFO] [stderr]    |                                                                                          ^^^^^^^^^^^^ help: use `dyn`: `dyn Proto + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/client/mod.rs:36:20
[INFO] [stderr]    |
[INFO] [stderr] 36 |     pub proto: Box<Proto + Send>,
[INFO] [stderr]    |                    ^^^^^^^^^^^^ help: use `dyn`: `dyn Proto + Send`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/client/mod.rs:50:52
[INFO] [stderr]    |
[INFO] [stderr] 50 | ...                   as Box<Proto + Send>;
[INFO] [stderr]    |                              ^^^^^^^^^^^^ help: use `dyn`: `dyn Proto + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/client/mod.rs:67:90
[INFO] [stderr]    |
[INFO] [stderr] 67 |                         Box::new(proto::BinaryProto::new(BufStream::new(stream))) as Box<Proto + Send>
[INFO] [stderr]    |                                                                                          ^^^^^^^^^^^^ help: use `dyn`: `dyn Proto + Send`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.56s
[INFO] running `"docker" "inspect" "221d7d3b668595f54c1b0202ae14e3ec3458e8ac0e76797a190f7048fe36ba1a"`
[INFO] running `"docker" "rm" "-f" "221d7d3b668595f54c1b0202ae14e3ec3458e8ac0e76797a190f7048fe36ba1a"`
[INFO] [stdout] 221d7d3b668595f54c1b0202ae14e3ec3458e8ac0e76797a190f7048fe36ba1a