[INFO] updating cached repository https://github.com/tensor-programming/rust_actix_live_stream
[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] 6df960d8d6a0f79a67e1fb2d3dd3d2ccf2d455d9
[INFO] checking tensor-programming/rust_actix_live_stream against try#ea663bba38739867a4b75ac820991b4f5d093c3b for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftensor-programming%2Frust_actix_live_stream" "/workspace/builds/worker-13/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tensor-programming/rust_actix_live_stream on toolchain ea663bba38739867a4b75ac820991b4f5d093c3b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/tensor-programming/rust_actix_live_stream
[INFO] finished tweaking git repo https://github.com/tensor-programming/rust_actix_live_stream
[INFO] tweaked toml for git repo https://github.com/tensor-programming/rust_actix_live_stream written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/tensor-programming/rust_actix_live_stream already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "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] 4b72cd9d1bd9f12d60a11613f3a9204bc5b5415a0b1a47dde20edf97195e3176
[INFO] running `"docker" "start" "-a" "4b72cd9d1bd9f12d60a11613f3a9204bc5b5415a0b1a47dde20edf97195e3176"`
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[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/actor/ws.rs:45:13
[INFO] [stderr]    |
[INFO] [stderr] 45 |             ws.do_send(msg.clone());
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/actor/ws.rs:45:13
[INFO] [stderr]    |
[INFO] [stderr] 45 |             ws.do_send(msg.clone());
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 14s
[INFO] running `"docker" "inspect" "4b72cd9d1bd9f12d60a11613f3a9204bc5b5415a0b1a47dde20edf97195e3176"`
[INFO] running `"docker" "rm" "-f" "4b72cd9d1bd9f12d60a11613f3a9204bc5b5415a0b1a47dde20edf97195e3176"`
[INFO] [stdout] 4b72cd9d1bd9f12d60a11613f3a9204bc5b5415a0b1a47dde20edf97195e3176