[INFO] fetching crate nubls 0.1.0...
[INFO] checking nubls-0.1.0 against try#99a443d6903f71d521237d8acb5a3016b534d17b for pr-83354
[INFO] extracting crate nubls 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate nubls 0.1.0 on toolchain 99a443d6903f71d521237d8acb5a3016b534d17b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99a443d6903f71d521237d8acb5a3016b534d17b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nubls 0.1.0
[INFO] finished tweaking crates.io crate nubls 0.1.0
[INFO] tweaked toml for crates.io crate nubls 0.1.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99a443d6903f71d521237d8acb5a3016b534d17b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99a443d6903f71d521237d8acb5a3016b534d17b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pairing v0.18.0
[INFO] [stderr]   Downloaded bls12_381 v0.3.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+99a443d6903f71d521237d8acb5a3016b534d17b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 620e3d42fe3a706c06547c2ce99836d9c09dd1e58e026215be0e7b25de881aab
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "620e3d42fe3a706c06547c2ce99836d9c09dd1e58e026215be0e7b25de881aab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "620e3d42fe3a706c06547c2ce99836d9c09dd1e58e026215be0e7b25de881aab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "620e3d42fe3a706c06547c2ce99836d9c09dd1e58e026215be0e7b25de881aab", kill_on_drop: false }`
[INFO] [stdout] 620e3d42fe3a706c06547c2ce99836d9c09dd1e58e026215be0e7b25de881aab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+99a443d6903f71d521237d8acb5a3016b534d17b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a609ad2e6d6f8486f7fb275ed691b26f213d50498a807aafb081b65f9c944a41
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a609ad2e6d6f8486f7fb275ed691b26f213d50498a807aafb081b65f9c944a41", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]     Checking funty v1.1.0
[INFO] [stderr]     Checking radium v0.3.0
[INFO] [stderr]     Checking subtle v2.4.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling libc v0.2.91
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking cpuid-bool v0.1.2
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]     Checking bitvec v0.18.5
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking sha2 v0.9.3
[INFO] [stderr]     Checking ff v0.8.0
[INFO] [stderr]     Checking group v0.8.0
[INFO] [stderr]     Checking pairing v0.18.0
[INFO] [stderr]     Checking bls12_381 v0.3.1
[INFO] [stderr]     Checking nubls v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.32s
[INFO] running `Command { std: "docker" "inspect" "a609ad2e6d6f8486f7fb275ed691b26f213d50498a807aafb081b65f9c944a41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a609ad2e6d6f8486f7fb275ed691b26f213d50498a807aafb081b65f9c944a41", kill_on_drop: false }`
[INFO] [stdout] a609ad2e6d6f8486f7fb275ed691b26f213d50498a807aafb081b65f9c944a41