[INFO] fetching crate safe_network 0.26.4...
[INFO] checking safe_network-0.26.4 against try#39e1293fce4b650061e85dda88aa428f726a8444 for pr-88041
[INFO] extracting crate safe_network 0.26.4 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate safe_network 0.26.4 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] removed /workspace/builds/worker-3/source/.cargo/config.toml
[INFO] started tweaking crates.io crate safe_network 0.26.4
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate safe_network 0.26.4
[INFO] tweaked toml for crates.io crate safe_network 0.26.4 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate safe_network 0.26.4 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 tracing-appender v0.1.2
[INFO] [stderr]   Downloaded group v0.6.0
[INFO] [stderr]   Downloaded ff v0.6.0
[INFO] [stderr]   Downloaded secured_linked_list v0.3.1
[INFO] [stderr]   Downloaded sn_launch_tool v0.3.2
[INFO] [stderr]   Downloaded quickcheck v0.9.2
[INFO] [stderr]   Downloaded wildmatch v1.1.0
[INFO] [stderr]   Downloaded ff_derive v0.6.0
[INFO] [stderr]   Downloaded async-recursion v0.3.2
[INFO] [stderr]   Downloaded multibase v0.8.0
[INFO] [stderr]   Downloaded quinn v0.7.2
[INFO] [stderr]   Downloaded quinn-proto v0.7.3
[INFO] [stderr]   Downloaded bls_dkg v0.5.3
[INFO] [stderr]   Downloaded exponential-backoff v1.0.0
[INFO] [stderr]   Downloaded crdts v7.0.0
[INFO] [stderr]   Downloaded qp2p v0.12.11
[INFO] [stderr]   Downloaded self_update v0.26.0
[INFO] [stderr]   Downloaded num-bigint v0.3.2
[INFO] [stderr]   Downloaded lru v0.6.6
[INFO] [stderr]   Downloaded data-encoding-macro v0.1.12
[INFO] [stderr]   Downloaded redox_termios v0.1.2
[INFO] [stderr]   Downloaded custom_debug v0.5.0
[INFO] [stderr]   Downloaded igd v0.12.0
[INFO] [stderr]   Downloaded attohttpc v0.16.3
[INFO] [stderr]   Downloaded aes v0.7.4
[INFO] [stderr]   Downloaded rcgen v0.8.11
[INFO] [stderr]   Downloaded yasna v0.4.0
[INFO] [stderr]   Downloaded block-modes v0.8.1
[INFO] [stderr]   Downloaded err-derive v0.2.4
[INFO] [stderr]   Downloaded blsttc v2.4.0
[INFO] [stderr]   Downloaded xor_name v2.0.0
[INFO] [stderr]   Downloaded resource_proof v0.8.0
[INFO] [stderr]   Downloaded quick-xml v0.20.0
[INFO] [stderr]   Downloaded uhttp_uri v0.5.1
[INFO] [stderr]   Downloaded zip v0.5.13
[INFO] [stderr]   Downloaded tar v0.4.35
[INFO] [stderr]   Downloaded xmltree v0.10.3
[INFO] [stderr]   Downloaded termion v1.5.6
[INFO] [stderr]   Downloaded data-encoding-macro-internal v0.1.10
[INFO] [stderr]   Downloaded dirs-next v1.0.2
[INFO] [stderr]   Downloaded custom_debug_derive v0.5.0
[INFO] [stderr]   Downloaded blst v0.3.4
[INFO] [stderr]   Downloaded rmp-serde v0.15.5
[INFO] [stderr]   Downloaded urlencoding v1.3.3
[INFO] [stderr]   Downloaded pairing v0.16.0
[INFO] [stderr]   Downloaded self_encryption v0.25.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] a76c8125cadbe578dd8ff7f49f0b6b80a1e67f368c70d46aa659e05e28f88e45
[INFO] running `Command { std: "docker" "start" "-a" "a76c8125cadbe578dd8ff7f49f0b6b80a1e67f368c70d46aa659e05e28f88e45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a76c8125cadbe578dd8ff7f49f0b6b80a1e67f368c70d46aa659e05e28f88e45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a76c8125cadbe578dd8ff7f49f0b6b80a1e67f368c70d46aa659e05e28f88e45", kill_on_drop: false }`
[INFO] [stdout] a76c8125cadbe578dd8ff7f49f0b6b80a1e67f368c70d46aa659e05e28f88e45
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 1c9ed66bd92c78ab43e18503e09545d59fbed248b0b1b2912d91fd4499569768
[INFO] running `Command { std: "docker" "start" "-a" "1c9ed66bd92c78ab43e18503e09545d59fbed248b0b1b2912d91fd4499569768", 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] 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" "1c9ed66bd92c78ab43e18503e09545d59fbed248b0b1b2912d91fd4499569768", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c9ed66bd92c78ab43e18503e09545d59fbed248b0b1b2912d91fd4499569768", kill_on_drop: false }`
[INFO] [stdout] 1c9ed66bd92c78ab43e18503e09545d59fbed248b0b1b2912d91fd4499569768