[INFO] cloning repository https://github.com/majchrzamemil/libp2p-chat
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/majchrzamemil/libp2p-chat" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmajchrzamemil%2Flibp2p-chat", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmajchrzamemil%2Flibp2p-chat'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 87abfe7183d903b3f32df1add54bece98740fd44
[INFO] checking majchrzamemil/libp2p-chat against try#39e1293fce4b650061e85dda88aa428f726a8444 for pr-88041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmajchrzamemil%2Flibp2p-chat" "/workspace/builds/worker-35/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-35/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/majchrzamemil/libp2p-chat on toolchain 39e1293fce4b650061e85dda88aa428f726a8444
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/majchrzamemil/libp2p-chat
[INFO] finished tweaking git repo https://github.com/majchrzamemil/libp2p-chat
[INFO] tweaked toml for git repo https://github.com/majchrzamemil/libp2p-chat written to /workspace/builds/worker-35/source/Cargo.toml
[INFO] crate git repo https://github.com/majchrzamemil/libp2p-chat already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ed25519-dalek v1.0.1
[INFO] [stderr]   Downloaded libp2p-websocket v0.28.0
[INFO] [stderr]   Downloaded ed25519 v1.0.3
[INFO] [stderr]   Downloaded signature v1.3.0
[INFO] [stderr]   Downloaded curve25519-dalek v3.0.2
[INFO] [stderr]   Downloaded lru v0.6.3
[INFO] [stderr]   Downloaded minicbor-derive v0.6.1
[INFO] [stderr]   Downloaded libp2p-plaintext v0.27.0
[INFO] [stderr]   Downloaded block-cipher v0.8.0
[INFO] [stderr]   Downloaded chacha20 v0.5.0
[INFO] [stderr]   Downloaded poly1305 v0.6.2
[INFO] [stderr]   Downloaded libp2p-identify v0.27.0
[INFO] [stderr]   Downloaded libp2p-floodsub v0.27.0
[INFO] [stderr]   Downloaded libp2p-deflate v0.27.1
[INFO] [stderr]   Downloaded libp2p-core-derive v0.21.0
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.70
[INFO] [stderr]   Downloaded libp2p-gossipsub v0.27.0
[INFO] [stderr]   Downloaded asynchronous-codec v0.5.0
[INFO] [stderr]   Downloaded unsigned-varint v0.6.0
[INFO] [stderr]   Downloaded libp2p-core v0.27.0
[INFO] [stderr]   Downloaded cuckoofilter v0.5.0
[INFO] [stderr]   Downloaded atomic v0.5.0
[INFO] [stderr]   Downloaded aesni v0.8.0
[INFO] [stderr]   Downloaded ctor v0.1.18
[INFO] [stderr]   Downloaded prost-derive v0.7.0
[INFO] [stderr]   Downloaded prost-types v0.7.0
[INFO] [stderr]   Downloaded block-padding v0.2.1
[INFO] [stderr]   Downloaded multihash v0.13.2
[INFO] [stderr]   Downloaded parity-multiaddr v0.11.0
[INFO] [stderr]   Downloaded bumpalo v3.6.0
[INFO] [stderr]   Downloaded aes v0.5.0
[INFO] [stderr]   Downloaded libp2p-mplex v0.27.0
[INFO] [stderr]   Downloaded chacha20poly1305 v0.6.0
[INFO] [stderr]   Downloaded libp2p-ping v0.27.0
[INFO] [stderr]   Downloaded libp2p v0.34.0
[INFO] [stderr]   Downloaded which v4.0.2
[INFO] [stderr]   Downloaded minicbor v0.7.1
[INFO] [stderr]   Downloaded libp2p-mdns v0.28.0
[INFO] [stderr]   Downloaded multihash-derive v0.7.1
[INFO] [stderr]   Downloaded wasm-timer v0.2.5
[INFO] [stderr]   Downloaded prost v0.7.0
[INFO] [stderr]   Downloaded if-addrs-sys v0.3.2
[INFO] [stderr]   Downloaded futures-rustls v0.21.1
[INFO] [stderr]   Downloaded stream-cipher v0.7.1
[INFO] [stderr]   Downloaded multistream-select v0.10.0
[INFO] [stderr]   Downloaded js-sys v0.3.47
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.70
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.70
[INFO] [stderr]   Downloaded thread_local v1.1.2
[INFO] [stderr]   Downloaded uint v0.9.0
[INFO] [stderr]   Downloaded libp2p-kad v0.28.0
[INFO] [stderr]   Downloaded aes-gcm v0.7.0
[INFO] [stderr]   Downloaded blake2 v0.9.1
[INFO] [stderr]   Downloaded libp2p-dns v0.27.0
[INFO] [stderr]   Downloaded x25519-dalek v1.1.0
[INFO] [stderr]   Downloaded libp2p-noise v0.29.0
[INFO] [stderr]   Downloaded salsa20 v0.7.2
[INFO] [stderr]   Downloaded libp2p-pnet v0.20.0
[INFO] [stderr]   Downloaded libp2p-request-response v0.9.0
[INFO] [stderr]   Downloaded libp2p-uds v0.27.0
[INFO] [stderr]   Downloaded libp2p-wasm-ext v0.27.0
[INFO] [stderr]   Downloaded sha-1 v0.9.3
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.70
[INFO] [stderr]   Downloaded aes-soft v0.5.0
[INFO] [stderr]   Downloaded libp2p-yamux v0.30.0
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.70
[INFO] [stderr]   Downloaded if-watch v0.1.8
[INFO] [stderr]   Downloaded if-addrs v0.6.5
[INFO] [stderr]   Downloaded wasm-bindgen-futures v0.4.20
[INFO] [stderr]   Downloaded snow v0.7.2
[INFO] [stderr]   Downloaded web-sys v0.3.47
[INFO] [stderr]   Downloaded sha3 v0.9.1
[INFO] [stderr]   Downloaded libz-sys v1.1.2
[INFO] [stderr]   Downloaded soketto v0.4.2
[INFO] [stderr]   Downloaded libp2p-tcp v0.27.0
[INFO] [stderr]   Downloaded prost-build v0.7.0
[INFO] [stderr]   Downloaded libp2p-swarm v0.27.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f309e27eaef6db91b8e892ce7d1ec1404a3991112eecc900f06576ae60729674
[INFO] running `Command { std: "docker" "start" "-a" "f309e27eaef6db91b8e892ce7d1ec1404a3991112eecc900f06576ae60729674", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f309e27eaef6db91b8e892ce7d1ec1404a3991112eecc900f06576ae60729674", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f309e27eaef6db91b8e892ce7d1ec1404a3991112eecc900f06576ae60729674", kill_on_drop: false }`
[INFO] [stdout] f309e27eaef6db91b8e892ce7d1ec1404a3991112eecc900f06576ae60729674
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 167426f71c2b95b3ff0edc88909c9ffca62b6374a1fcc69d2dccef26c6a20379
[INFO] running `Command { std: "docker" "start" "-a" "167426f71c2b95b3ff0edc88909c9ffca62b6374a1fcc69d2dccef26c6a20379", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] error: failed to create jobserver
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to increase jobserver pipe capacity from 4096 to 8192; jobserver otherwise might deadlock
[INFO] running `Command { std: "docker" "inspect" "167426f71c2b95b3ff0edc88909c9ffca62b6374a1fcc69d2dccef26c6a20379", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "167426f71c2b95b3ff0edc88909c9ffca62b6374a1fcc69d2dccef26c6a20379", kill_on_drop: false }`
[INFO] [stdout] 167426f71c2b95b3ff0edc88909c9ffca62b6374a1fcc69d2dccef26c6a20379