[INFO] fetching crate fil_types 0.2.1...
[INFO] building fil_types-0.2.1 against try#d5c88c22807925c189328ef9d923c5d2b11a95b8+rustflags=-Zprofile-closures for pr-87066-3
[INFO] extracting crate fil_types 0.2.1 into /workspace/builds/worker-104/source
[INFO] validating manifest of crates.io crate fil_types 0.2.1 on toolchain d5c88c22807925c189328ef9d923c5d2b11a95b8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fil_types 0.2.1
[INFO] finished tweaking crates.io crate fil_types 0.2.1
[INFO] tweaked toml for crates.io crate fil_types 0.2.1 written to /workspace/builds/worker-104/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "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 cs_serde_cbor v0.12.0
[INFO] [stderr]   Downloaded forest_bigint v0.1.4
[INFO] [stderr]   Downloaded blstrs v0.2.2
[INFO] [stderr]   Downloaded fil_clock v0.1.0
[INFO] [stderr]   Downloaded storage-proofs-porep v6.1.0
[INFO] [stderr]   Downloaded storage-proofs-post v6.1.0
[INFO] [stderr]   Downloaded commcid v0.1.1
[INFO] [stderr]   Downloaded fr32 v0.2.1
[INFO] [stderr]   Downloaded ff-cl-gen v0.2.0
[INFO] [stderr]   Downloaded forest_vm v0.3.1
[INFO] [stderr]   Downloaded forest_cid v0.3.0
[INFO] [stderr]   Downloaded storage-proofs-core v6.1.0
[INFO] [stderr]   Downloaded forest_encoding v0.2.1
[INFO] [stderr]   Downloaded neptune v2.7.0
[INFO] [stderr]   Downloaded sha2raw v2.1.1
[INFO] [stderr]   Downloaded filecoin-proofs v6.1.0
[INFO] [stderr]   Downloaded cs_serde_bytes v0.12.0
[INFO] [stderr]   Downloaded filecoin-proofs-api v6.1.0
[INFO] [stderr]   Downloaded filecoin-hashers v1.1.0
[INFO] [stderr]   Downloaded hwloc v0.3.0
[INFO] [stderr]   Downloaded bellperson v0.13.0
[INFO] [stderr]   Downloaded fff v0.2.3
[INFO] [stderr]   Downloaded groupy v0.3.1
[INFO] [stderr]   Downloaded forest_address v0.3.1
[INFO] [stderr]   Downloaded forest_json_utils v0.1.1
[INFO] [stderr]   Downloaded integer-encoding v2.1.3
[INFO] [stderr]   Downloaded serde_tuple v0.5.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/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" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f1db1c4a50f2b858d8377ed805e159a0715865183cb33cb69b7c363b637ce5c5
[INFO] running `Command { std: "docker" "start" "-a" "f1db1c4a50f2b858d8377ed805e159a0715865183cb33cb69b7c363b637ce5c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f1db1c4a50f2b858d8377ed805e159a0715865183cb33cb69b7c363b637ce5c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1db1c4a50f2b858d8377ed805e159a0715865183cb33cb69b7c363b637ce5c5", kill_on_drop: false }`
[INFO] [stdout] f1db1c4a50f2b858d8377ed805e159a0715865183cb33cb69b7c363b637ce5c5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/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 -Zprofile-closures" "-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" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a57bb5bd9f2b71fe21cf2758f6d79d3c8da4f164e44db0453bfd3bbf2b367aa5
[INFO] running `Command { std: "docker" "start" "-a" "a57bb5bd9f2b71fe21cf2758f6d79d3c8da4f164e44db0453bfd3bbf2b367aa5", 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" "a57bb5bd9f2b71fe21cf2758f6d79d3c8da4f164e44db0453bfd3bbf2b367aa5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a57bb5bd9f2b71fe21cf2758f6d79d3c8da4f164e44db0453bfd3bbf2b367aa5", kill_on_drop: false }`
[INFO] [stdout] a57bb5bd9f2b71fe21cf2758f6d79d3c8da4f164e44db0453bfd3bbf2b367aa5