[INFO] fetching crate bls_signature_aggregator 0.2.7... [INFO] checking bls_signature_aggregator-0.2.7 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] extracting crate bls_signature_aggregator 0.2.7 into /workspace/builds/worker-3-tc1/source [INFO] validating manifest of crates.io crate bls_signature_aggregator 0.2.7 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate bls_signature_aggregator 0.2.7 [INFO] finished tweaking crates.io crate bls_signature_aggregator 0.2.7 [INFO] tweaked toml for crates.io crate bls_signature_aggregator 0.2.7 written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 48 packages [INFO] [stderr] Adding ff v0.6.0 (latest: v0.13.0) [INFO] [stderr] Adding ff_derive v0.6.0 (latest: v0.13.0) [INFO] [stderr] Adding getrandom v0.1.16 (latest: v0.2.12) [INFO] [stderr] Adding group v0.6.0 (latest: v0.13.0) [INFO] [stderr] Adding num-bigint v0.2.6 (latest: v0.4.4) [INFO] [stderr] Adding object v0.32.2 (latest: v0.34.0) [INFO] [stderr] Adding pairing v0.16.0 (latest: v0.23.0) [INFO] [stderr] Adding rand v0.7.3 (latest: v0.8.5) [INFO] [stderr] Adding rand_chacha v0.2.2 (latest: v0.3.1) [INFO] [stderr] Adding rand_core v0.5.1 (latest: v0.6.4) [INFO] [stderr] Adding rand_hc v0.2.0 (latest: v0.3.2) [INFO] [stderr] Adding rand_xorshift v0.2.0 (latest: v0.3.0) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.58) [INFO] [stderr] Adding synstructure v0.12.6 (latest: v0.13.1) [INFO] [stderr] Adding wasi v0.9.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded ff_derive v0.6.0 [INFO] [stderr] Downloaded rand_xorshift v0.2.0 [INFO] [stderr] Downloaded group v0.6.0 [INFO] [stderr] Downloaded threshold_crypto v0.4.0 [INFO] [stderr] Downloaded hex_fmt v0.3.0 [INFO] [stderr] Downloaded ff v0.6.0 [INFO] [stderr] Downloaded num-bigint v0.2.6 [INFO] [stderr] Downloaded pairing v0.16.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8339e84cb8c7e520ccf73e8cdedd0e63d9afa7630dfd07368d53bb8911456419 [INFO] running `Command { std: "docker" "start" "-a" "8339e84cb8c7e520ccf73e8cdedd0e63d9afa7630dfd07368d53bb8911456419", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8339e84cb8c7e520ccf73e8cdedd0e63d9afa7630dfd07368d53bb8911456419", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8339e84cb8c7e520ccf73e8cdedd0e63d9afa7630dfd07368d53bb8911456419", kill_on_drop: false }` [INFO] [stdout] 8339e84cb8c7e520ccf73e8cdedd0e63d9afa7630dfd07368d53bb8911456419 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0745706084b442cadc4bcaeed9b45fcf66fbb1290b80046eb5bc5c7d29dcf0fb [INFO] running `Command { std: "docker" "start" "-a" "0745706084b442cadc4bcaeed9b45fcf66fbb1290b80046eb5bc5c7d29dcf0fb", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Compiling num-traits v0.2.18 [INFO] [stderr] Compiling num-bigint v0.2.6 [INFO] [stderr] Compiling cc v1.0.90 [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Checking gimli v0.28.1 [INFO] [stderr] Compiling unicode-xid v0.2.4 [INFO] [stderr] Compiling crunchy v0.2.2 [INFO] [stderr] Checking rustc-demangle v0.1.23 [INFO] [stderr] Compiling syn v2.0.58 [INFO] [stderr] Checking object v0.32.2 [INFO] [stderr] Checking miniz_oxide v0.7.2 [INFO] [stderr] Compiling tiny-keccak v2.0.2 [INFO] [stderr] Checking zeroize v1.7.0 [INFO] [stderr] Checking hex_fmt v0.3.0 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand_xorshift v0.2.0 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Compiling backtrace v0.3.71 [INFO] [stderr] Compiling num-integer v0.1.46 [INFO] [stderr] Checking addr2line v0.21.0 [INFO] [stderr] Compiling serde_derive v1.0.197 [INFO] [stderr] Compiling thiserror-impl v1.0.58 [INFO] [stderr] Compiling synstructure v0.12.6 [INFO] [stderr] Compiling ff_derive v0.6.0 [INFO] [stderr] Checking thiserror v1.0.58 [INFO] [stderr] Checking failure v0.1.8 [INFO] [stderr] Checking ff v0.6.0 [INFO] [stderr] Checking group v0.6.0 [INFO] [stderr] Checking pairing v0.16.0 [INFO] [stderr] Checking serde v1.0.197 [INFO] [stderr] Checking threshold_crypto v0.4.0 [INFO] [stderr] Checking bls_signature_aggregator v0.2.7 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.60s [INFO] running `Command { std: "docker" "inspect" "0745706084b442cadc4bcaeed9b45fcf66fbb1290b80046eb5bc5c7d29dcf0fb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0745706084b442cadc4bcaeed9b45fcf66fbb1290b80046eb5bc5c7d29dcf0fb", kill_on_drop: false }` [INFO] [stdout] 0745706084b442cadc4bcaeed9b45fcf66fbb1290b80046eb5bc5c7d29dcf0fb [INFO] checking bls_signature_aggregator-0.2.7 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never [INFO] extracting crate bls_signature_aggregator 0.2.7 into /workspace/builds/worker-3-tc2/source [INFO] validating manifest of crates.io crate bls_signature_aggregator 0.2.7 on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate bls_signature_aggregator 0.2.7 [INFO] finished tweaking crates.io crate bls_signature_aggregator 0.2.7 [INFO] tweaked toml for crates.io crate bls_signature_aggregator 0.2.7 written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 48 packages [INFO] [stderr] Adding ff v0.6.0 (latest: v0.13.0) [INFO] [stderr] Adding ff_derive v0.6.0 (latest: v0.13.0) [INFO] [stderr] Adding getrandom v0.1.16 (latest: v0.2.12) [INFO] [stderr] Adding group v0.6.0 (latest: v0.13.0) [INFO] [stderr] Adding num-bigint v0.2.6 (latest: v0.4.4) [INFO] [stderr] Adding object v0.32.2 (latest: v0.34.0) [INFO] [stderr] Adding pairing v0.16.0 (latest: v0.23.0) [INFO] [stderr] Adding rand v0.7.3 (latest: v0.8.5) [INFO] [stderr] Adding rand_chacha v0.2.2 (latest: v0.3.1) [INFO] [stderr] Adding rand_core v0.5.1 (latest: v0.6.4) [INFO] [stderr] Adding rand_hc v0.2.0 (latest: v0.3.2) [INFO] [stderr] Adding rand_xorshift v0.2.0 (latest: v0.3.0) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.58) [INFO] [stderr] Adding synstructure v0.12.6 (latest: v0.13.1) [INFO] [stderr] Adding wasi v0.9.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c547fc86a52162156b5b981cc43d653a215afee31f1491933e7f10dc848400b7 [INFO] running `Command { std: "docker" "start" "-a" "c547fc86a52162156b5b981cc43d653a215afee31f1491933e7f10dc848400b7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c547fc86a52162156b5b981cc43d653a215afee31f1491933e7f10dc848400b7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c547fc86a52162156b5b981cc43d653a215afee31f1491933e7f10dc848400b7", kill_on_drop: false }` [INFO] [stdout] c547fc86a52162156b5b981cc43d653a215afee31f1491933e7f10dc848400b7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e8e6c3510aab47d9ba0fc1ac871cce05470eaf5aee5adbca9d5fa9b306d51a46 [INFO] running `Command { std: "docker" "start" "-a" "e8e6c3510aab47d9ba0fc1ac871cce05470eaf5aee5adbca9d5fa9b306d51a46", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling cc v1.0.90 [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Checking gimli v0.28.1 [INFO] [stderr] Compiling unicode-xid v0.2.4 [INFO] [stderr] Compiling crunchy v0.2.2 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Compiling num-traits v0.2.18 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Compiling num-bigint v0.2.6 [INFO] [stderr] Checking miniz_oxide v0.7.2 [INFO] [stderr] Checking object v0.32.2 [INFO] [stderr] Compiling tiny-keccak v2.0.2 [INFO] [stderr] Checking rustc-demangle v0.1.23 [INFO] [stderr] Compiling syn v2.0.58 [INFO] [stderr] Checking hex_fmt v0.3.0 [INFO] [stderr] Checking zeroize v1.7.0 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand_xorshift v0.2.0 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Compiling backtrace v0.3.71 [INFO] [stderr] Compiling num-integer v0.1.46 [INFO] [stderr] Checking addr2line v0.21.0 [INFO] [stderr] Compiling serde_derive v1.0.197 [INFO] [stderr] Compiling thiserror-impl v1.0.58 [INFO] [stderr] Compiling synstructure v0.12.6 [INFO] [stderr] Compiling ff_derive v0.6.0 [INFO] [stderr] Checking thiserror v1.0.58 [INFO] [stderr] Checking failure v0.1.8 [INFO] [stderr] Checking ff v0.6.0 [INFO] [stderr] Checking group v0.6.0 [INFO] [stderr] Checking pairing v0.16.0 [INFO] [stderr] Checking serde v1.0.197 [INFO] [stderr] Checking threshold_crypto v0.4.0 [INFO] [stderr] Checking bls_signature_aggregator v0.2.7 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.45s [INFO] running `Command { std: "docker" "inspect" "e8e6c3510aab47d9ba0fc1ac871cce05470eaf5aee5adbca9d5fa9b306d51a46", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e8e6c3510aab47d9ba0fc1ac871cce05470eaf5aee5adbca9d5fa9b306d51a46", kill_on_drop: false }` [INFO] [stdout] e8e6c3510aab47d9ba0fc1ac871cce05470eaf5aee5adbca9d5fa9b306d51a46