[INFO] fetching crate pairing 0.20.0...
[INFO] building pairing-0.20.0 against try#d5c88c22807925c189328ef9d923c5d2b11a95b8+rustflags=-Zprofile-closures for pr-87066-3
[INFO] extracting crate pairing 0.20.0 into /workspace/builds/worker-48/source
[INFO] validating manifest of crates.io crate pairing 0.20.0 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] removed /workspace/builds/worker-48/source/rust-toolchain
[INFO] started tweaking crates.io crate pairing 0.20.0
[INFO] finished tweaking crates.io crate pairing 0.20.0
[INFO] tweaked toml for crates.io crate pairing 0.20.0 written to /workspace/builds/worker-48/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/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] 109636db5dcc77c62e156f14d8dcd0b5edc6efbc3ae6f99268152b477f8f52e8
[INFO] running `Command { std: "docker" "start" "-a" "109636db5dcc77c62e156f14d8dcd0b5edc6efbc3ae6f99268152b477f8f52e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "109636db5dcc77c62e156f14d8dcd0b5edc6efbc3ae6f99268152b477f8f52e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "109636db5dcc77c62e156f14d8dcd0b5edc6efbc3ae6f99268152b477f8f52e8", kill_on_drop: false }`
[INFO] [stdout] 109636db5dcc77c62e156f14d8dcd0b5edc6efbc3ae6f99268152b477f8f52e8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/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] c7768c3a795b8f72c15e3de8b9d5100fc2b20485a71a38653b48c8b17479fa44
[INFO] running `Command { std: "docker" "start" "-a" "c7768c3a795b8f72c15e3de8b9d5100fc2b20485a71a38653b48c8b17479fa44", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling subtle v2.4.1
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling ff v0.10.1
[INFO] [stderr]    Compiling group v0.10.0
[INFO] [stderr]    Compiling pairing v0.20.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.98s
[INFO] running `Command { std: "docker" "inspect" "c7768c3a795b8f72c15e3de8b9d5100fc2b20485a71a38653b48c8b17479fa44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7768c3a795b8f72c15e3de8b9d5100fc2b20485a71a38653b48c8b17479fa44", kill_on_drop: false }`
[INFO] [stdout] c7768c3a795b8f72c15e3de8b9d5100fc2b20485a71a38653b48c8b17479fa44
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/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" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dafca389b57ac677b99f8d15eb1329c4b1463b794e4f6e2f5b63790470a594b5
[INFO] running `Command { std: "docker" "start" "-a" "dafca389b57ac677b99f8d15eb1329c4b1463b794e4f6e2f5b63790470a594b5", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand_xorshift v0.3.0
[INFO] [stderr] SG_CR_Eslkdjf: rand_xorshift, (6bb91ed9b3e1cae, 5d338e89d0a77ea), 0, 0
[INFO] [stderr]    Compiling pairing v0.20.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.70s
[INFO] running `Command { std: "docker" "inspect" "dafca389b57ac677b99f8d15eb1329c4b1463b794e4f6e2f5b63790470a594b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dafca389b57ac677b99f8d15eb1329c4b1463b794e4f6e2f5b63790470a594b5", kill_on_drop: false }`
[INFO] [stdout] dafca389b57ac677b99f8d15eb1329c4b1463b794e4f6e2f5b63790470a594b5