[INFO] cloning repository https://github.com/ajaciubek/chat_application
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ajaciubek/chat_application" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fajaciubek%2Fchat_application", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fajaciubek%2Fchat_application'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 38dd9578e6ef990cafb9eda741c80176c543bd4c
[INFO] building ajaciubek/chat_application against try#8b8eff55bd72abbb57167bc42222a7f91d41cb0d for pr-142134-abi-ast-error
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fajaciubek%2Fchat_application" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ajaciubek/chat_application on toolchain 8b8eff55bd72abbb57167bc42222a7f91d41cb0d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ajaciubek/chat_application
[INFO] finished tweaking git repo https://github.com/ajaciubek/chat_application
[INFO] tweaked toml for git repo https://github.com/ajaciubek/chat_application written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/ajaciubek/chat_application 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" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 52ec548be66b2274d903a30f330a97c7d24a1a3e0fde631a89665b7c485bb22e
[INFO] running `Command { std: "docker" "start" "-a" "52ec548be66b2274d903a30f330a97c7d24a1a3e0fde631a89665b7c485bb22e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "52ec548be66b2274d903a30f330a97c7d24a1a3e0fde631a89665b7c485bb22e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52ec548be66b2274d903a30f330a97c7d24a1a3e0fde631a89665b7c485bb22e", kill_on_drop: false }`
[INFO] [stdout] 52ec548be66b2274d903a30f330a97c7d24a1a3e0fde631a89665b7c485bb22e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6d1ad8f748cec7d417732a2525131abd012ab667b0a206e8cfaf53c1d16d88ba
[INFO] running `Command { std: "docker" "start" "-a" "6d1ad8f748cec7d417732a2525131abd012ab667b0a206e8cfaf53c1d16d88ba", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
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[INFO] [stderr]    Compiling rustc_version v0.3.3
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[INFO] [stderr]    Compiling soketto v0.4.2
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[INFO] [stderr]    Compiling libp2p-wasm-ext v0.29.0
[INFO] [stderr]    Compiling libp2p-deflate v0.29.0
[INFO] [stderr]    Compiling libp2p-websocket v0.30.0
[INFO] [stderr]    Compiling libp2p-mplex v0.29.0
[INFO] [stderr]    Compiling libp2p-uds v0.29.0
[INFO] [stderr]    Compiling libp2p-mdns v0.31.0
[INFO] [stderr]    Compiling libp2p-request-response v0.12.0
[INFO] [stderr]    Compiling libp2p-ping v0.30.0
[INFO] [stderr]    Compiling libp2p v0.39.1
[INFO] [stderr]    Compiling chat_application v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 26s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: snow v0.8.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "6d1ad8f748cec7d417732a2525131abd012ab667b0a206e8cfaf53c1d16d88ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d1ad8f748cec7d417732a2525131abd012ab667b0a206e8cfaf53c1d16d88ba", kill_on_drop: false }`
[INFO] [stdout] 6d1ad8f748cec7d417732a2525131abd012ab667b0a206e8cfaf53c1d16d88ba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1ddb5ea968b489a38515632c022e4f79c13b644c96b70347e9fe7c25adb0f6d7
[INFO] running `Command { std: "docker" "start" "-a" "1ddb5ea968b489a38515632c022e4f79c13b644c96b70347e9fe7c25adb0f6d7", kill_on_drop: false }`
[INFO] [stderr]    Compiling chat_application v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.79s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: snow v0.8.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "1ddb5ea968b489a38515632c022e4f79c13b644c96b70347e9fe7c25adb0f6d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ddb5ea968b489a38515632c022e4f79c13b644c96b70347e9fe7c25adb0f6d7", kill_on_drop: false }`
[INFO] [stdout] 1ddb5ea968b489a38515632c022e4f79c13b644c96b70347e9fe7c25adb0f6d7