[INFO] cloning repository https://github.com/rpruizc/rustipfs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rpruizc/rustipfs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frpruizc%2Frustipfs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frpruizc%2Frustipfs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] aca959438a8e8430390896230ad2c419ec42ae74
[INFO] checking rpruizc/rustipfs against try#39e1293fce4b650061e85dda88aa428f726a8444 for pr-88041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frpruizc%2Frustipfs" "/workspace/builds/worker-116/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-116/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rpruizc/rustipfs 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/rpruizc/rustipfs
[INFO] finished tweaking git repo https://github.com/rpruizc/rustipfs
[INFO] tweaked toml for git repo https://github.com/rpruizc/rustipfs written to /workspace/builds/worker-116/source/Cargo.toml
[INFO] crate git repo https://github.com/rpruizc/rustipfs 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 data-encoding-macro v0.1.10
[INFO] [stderr]   Downloaded multihash v0.11.4
[INFO] [stderr]   Downloaded libp2p-yamux v0.25.0
[INFO] [stderr]   Downloaded data-encoding v2.3.1
[INFO] [stderr]   Downloaded libp2p v0.28.1
[INFO] [stderr]   Downloaded cuckoofilter v0.3.2
[INFO] [stderr]   Downloaded ghash v0.3.0
[INFO] [stderr]   Downloaded bs58 v0.3.1
[INFO] [stderr]   Downloaded atomic v0.4.6
[INFO] [stderr]   Downloaded libp2p-floodsub v0.22.0
[INFO] [stderr]   Downloaded get_if_addrs v0.5.3
[INFO] [stderr]   Downloaded libp2p-ping v0.22.0
[INFO] [stderr]   Downloaded c_linked_list v1.1.1
[INFO] [stderr]   Downloaded libp2p-kad v0.23.0
[INFO] [stderr]   Downloaded polyval v0.4.2
[INFO] [stderr]   Downloaded cid v0.5.1
[INFO] [stderr]   Downloaded libp2p-swarm v0.22.0
[INFO] [stderr]   Downloaded libp2p-dns v0.22.0
[INFO] [stderr]   Downloaded ipfs-bitswap v0.1.0
[INFO] [stderr]   Downloaded domain v0.5.3
[INFO] [stderr]   Downloaded unsigned-varint v0.3.3
[INFO] [stderr]   Downloaded libp2p-identify v0.22.0
[INFO] [stderr]   Downloaded uint v0.8.5
[INFO] [stderr]   Downloaded libp2p-core-derive v0.20.2
[INFO] [stderr]   Downloaded asn1_der v0.6.3
[INFO] [stderr]   Downloaded asn1_der_derive v0.1.2
[INFO] [stderr]   Downloaded futures_codec v0.4.1
[INFO] [stderr]   Downloaded libp2p-mdns v0.22.0
[INFO] [stderr]   Downloaded poly1305 v0.6.1
[INFO] [stderr]   Downloaded multistream-select v0.8.5
[INFO] [stderr]   Downloaded libp2p-mplex v0.22.0
[INFO] [stderr]   Downloaded x25519-dalek v0.6.0
[INFO] [stderr]   Downloaded libp2p-noise v0.24.0
[INFO] [stderr]   Downloaded ring v0.16.19
[INFO] [stderr]   Downloaded libp2p-tcp v0.22.0
[INFO] [stderr]   Downloaded data-encoding-macro-internal v0.1.9
[INFO] [stderr]   Downloaded unsigned-varint v0.4.0
[INFO] [stderr]   Downloaded yamux v0.8.0
[INFO] [stderr]   Downloaded get_if_addrs-sys v0.1.1
[INFO] [stderr]   Downloaded parity-multiaddr v0.9.6
[INFO] [stderr]   Downloaded quick-protobuf v0.7.0
[INFO] [stderr]   Downloaded ipfs-unixfs v0.2.0
[INFO] [stderr]   Downloaded domain-resolv v0.5.1
[INFO] [stderr]   Downloaded libp2p-core v0.22.1
[INFO] [stderr]   Downloaded ipfs v0.2.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/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] a02b385f80a386cd3536e4d8948efaf466b4f0f51ed25bf12593d7e0b11b2a12
[INFO] running `Command { std: "docker" "start" "-a" "a02b385f80a386cd3536e4d8948efaf466b4f0f51ed25bf12593d7e0b11b2a12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a02b385f80a386cd3536e4d8948efaf466b4f0f51ed25bf12593d7e0b11b2a12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a02b385f80a386cd3536e4d8948efaf466b4f0f51ed25bf12593d7e0b11b2a12", kill_on_drop: false }`
[INFO] [stdout] a02b385f80a386cd3536e4d8948efaf466b4f0f51ed25bf12593d7e0b11b2a12
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/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] c7dede6dc25a977354146b440a792f3a6bc0a8dc019253a89392af916f8b698e
[INFO] running `Command { std: "docker" "start" "-a" "c7dede6dc25a977354146b440a792f3a6bc0a8dc019253a89392af916f8b698e", 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" "c7dede6dc25a977354146b440a792f3a6bc0a8dc019253a89392af916f8b698e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7dede6dc25a977354146b440a792f3a6bc0a8dc019253a89392af916f8b698e", kill_on_drop: false }`
[INFO] [stdout] c7dede6dc25a977354146b440a792f3a6bc0a8dc019253a89392af916f8b698e