[INFO] cloning repository https://github.com/tmsdev82/rust-kucoin-futures-websocket-tutorial
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tmsdev82/rust-kucoin-futures-websocket-tutorial" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftmsdev82%2Frust-kucoin-futures-websocket-tutorial", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftmsdev82%2Frust-kucoin-futures-websocket-tutorial'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e07204aa51d92b7b7d22d8b2e463e607470138eb
[INFO] checking tmsdev82/rust-kucoin-futures-websocket-tutorial against try#4d7187a26f9eb7e5000e28e28662298d34d2508f for pr-102474
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftmsdev82%2Frust-kucoin-futures-websocket-tutorial" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tmsdev82/rust-kucoin-futures-websocket-tutorial on toolchain 4d7187a26f9eb7e5000e28e28662298d34d2508f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d7187a26f9eb7e5000e28e28662298d34d2508f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tmsdev82/rust-kucoin-futures-websocket-tutorial
[INFO] finished tweaking git repo https://github.com/tmsdev82/rust-kucoin-futures-websocket-tutorial
[INFO] tweaked toml for git repo https://github.com/tmsdev82/rust-kucoin-futures-websocket-tutorial written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/tmsdev82/rust-kucoin-futures-websocket-tutorial already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d7187a26f9eb7e5000e28e28662298d34d2508f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:3d1cd00eb6e6ea2a7969240779edeaeff35b24be85036c63b883ba933028a15f" "/opt/rustwide/cargo-home/bin/cargo" "+4d7187a26f9eb7e5000e28e28662298d34d2508f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5edbf06161ec3bd00fd9ca51693571b4ead754c933a49d9500c76c24d2fdfa30
[INFO] running `Command { std: "docker" "start" "-a" "5edbf06161ec3bd00fd9ca51693571b4ead754c933a49d9500c76c24d2fdfa30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5edbf06161ec3bd00fd9ca51693571b4ead754c933a49d9500c76c24d2fdfa30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5edbf06161ec3bd00fd9ca51693571b4ead754c933a49d9500c76c24d2fdfa30", kill_on_drop: false }`
[INFO] [stdout] 5edbf06161ec3bd00fd9ca51693571b4ead754c933a49d9500c76c24d2fdfa30
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:3d1cd00eb6e6ea2a7969240779edeaeff35b24be85036c63b883ba933028a15f" "/opt/rustwide/cargo-home/bin/cargo" "+4d7187a26f9eb7e5000e28e28662298d34d2508f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b22b22242e59e8f459ad37c248a1e53024ffd691e9909433f960144aee6a4598
[INFO] running `Command { std: "docker" "start" "-a" "b22b22242e59e8f459ad37c248a1e53024ffd691e9909433f960144aee6a4598", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.119
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]     Checking smallvec v1.8.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling pkg-config v0.3.24
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]     Checking itoa v1.0.1
[INFO] [stderr]     Checking pin-project-lite v0.2.8
[INFO] [stderr]     Checking lock_api v0.4.6
[INFO] [stderr]    Compiling parking_lot_core v0.9.1
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]     Checking once_cell v1.10.0
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]    Compiling openssl v0.10.38
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]     Checking http v0.2.6
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]     Checking matches v0.1.9
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling native-tls v0.2.8
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling httparse v1.6.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking tinyvec v1.5.1
[INFO] [stderr]     Checking tracing-core v0.1.22
[INFO] [stderr]     Checking ryu v1.0.9
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]    Compiling generic-array v0.14.5
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking futures-sink v0.3.21
[INFO] [stderr]     Checking openssl-probe v0.1.5
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking slab v0.4.5
[INFO] [stderr]     Checking try-lock v0.2.3
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]     Checking unicode-bidi v0.3.7
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]     Checking tracing v0.1.31
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]    Compiling encoding_rs v0.8.30
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking socket2 v0.4.4
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking getrandom v0.2.5
[INFO] [stderr]     Checking tower-service v0.3.1
[INFO] [stderr]     Checking parking_lot v0.12.0
[INFO] [stderr]     Checking httpdate v1.0.2
[INFO] [stderr]     Checking traitobject v0.1.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stdout] error[E0119]: conflicting implementations of trait `Trait` for type `(dyn std::marker::Send + std::marker::Sync + 'static)`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/traitobject-0.1.0/src/impls.rs:72:1
[INFO] [stdout]    |
[INFO] [stdout] 71 | unsafe impl Trait for ::std::marker::Send + Sync { }
[INFO] [stdout]    | ------------------------------------------------ first implementation here
[INFO] [stdout] 72 | unsafe impl Trait for ::std::marker::Send + Send + Sync { }
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ conflicting implementation for `(dyn std::marker::Send + std::marker::Sync + 'static)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0119]: conflicting implementations of trait `Trait` for type `(dyn std::marker::Send + std::marker::Sync + 'static)`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/traitobject-0.1.0/src/impls.rs:73:1
[INFO] [stdout]    |
[INFO] [stdout] 71 | unsafe impl Trait for ::std::marker::Send + Sync { }
[INFO] [stdout]    | ------------------------------------------------ first implementation here
[INFO] [stdout] 72 | unsafe impl Trait for ::std::marker::Send + Send + Sync { }
[INFO] [stdout] 73 | unsafe impl Trait for ::std::marker::Sync + Send { }
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ conflicting implementation for `(dyn std::marker::Send + std::marker::Sync + 'static)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0119]: conflicting implementations of trait `Trait` for type `(dyn std::marker::Send + std::marker::Sync + 'static)`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/traitobject-0.1.0/src/impls.rs:75:1
[INFO] [stdout]    |
[INFO] [stdout] 71 | unsafe impl Trait for ::std::marker::Send + Sync { }
[INFO] [stdout]    | ------------------------------------------------ first implementation here
[INFO] [stdout] ...
[INFO] [stdout] 75 | unsafe impl Trait for ::std::marker::Sync + Send + Sync { }
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ conflicting implementation for `(dyn std::marker::Send + std::marker::Sync + 'static)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0119`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `traitobject` due to 4 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "b22b22242e59e8f459ad37c248a1e53024ffd691e9909433f960144aee6a4598", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b22b22242e59e8f459ad37c248a1e53024ffd691e9909433f960144aee6a4598", kill_on_drop: false }`
[INFO] [stdout] b22b22242e59e8f459ad37c248a1e53024ffd691e9909433f960144aee6a4598