[INFO] fetching crate bbs 0.4.1... [INFO] checking bbs-0.4.1 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] extracting crate bbs 0.4.1 into /workspace/builds/worker-6-tc1/source [INFO] validating manifest of crates.io crate bbs 0.4.1 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 bbs 0.4.1 [INFO] finished tweaking crates.io crate bbs 0.4.1 [INFO] tweaked toml for crates.io crate bbs 0.4.1 written to /workspace/builds/worker-6-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] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 78 packages [INFO] [stderr] Adding blake2 v0.8.1 (latest: v0.10.6) [INFO] [stderr] Adding crypto-mac v0.7.0 (latest: v0.11.1) [INFO] [stderr] Adding digest v0.8.1 (latest: v0.10.7) [INFO] [stderr] Adding generic-array v0.12.4 (latest: v1.0.0) [INFO] [stderr] Adding getrandom v0.1.16 (latest: v0.2.12) [INFO] [stderr] Adding hkdf v0.8.0 (latest: v0.12.4) [INFO] [stderr] Adding hmac v0.7.1 (latest: v0.12.1) [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 opaque-debug v0.2.3 (latest: v0.3.1) [INFO] [stderr] Adding rand v0.4.6 (latest: v0.8.5) [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 v0.3.1 (latest: v0.6.4) [INFO] [stderr] Adding rand_core v0.4.2 (latest: v0.6.4) [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 rdrand v0.4.0 (latest: v0.8.3) [INFO] [stderr] Adding serde-wasm-bindgen v0.1.3 (latest: v0.6.5) [INFO] [stderr] Adding subtle v1.0.0 (latest: v2.5.0) [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 rand_xorshift v0.2.0 [INFO] [stderr] Downloaded hkdf v0.8.0 [INFO] [stderr] Downloaded serde-wasm-bindgen v0.1.3 [INFO] [stderr] Downloaded generic-array v0.12.4 [INFO] [stderr] Downloaded ff_derive-zeroize v0.6.2 [INFO] [stderr] Downloaded opaque-debug v0.2.3 [INFO] [stderr] Downloaded crypto-mac v0.7.0 [INFO] [stderr] Downloaded byte-tools v0.3.1 [INFO] [stderr] Downloaded digest v0.8.1 [INFO] [stderr] Downloaded blake2 v0.8.1 [INFO] [stderr] Downloaded hmac v0.7.1 [INFO] [stderr] Downloaded subtle v1.0.0 [INFO] [stderr] Downloaded pairing-plus v0.19.0 [INFO] [stderr] Downloaded ff-zeroize v0.6.3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 80b889464e074f846181c8f1819eae75959f77a0e2771d52fb1b093ab6b2a247 [INFO] running `Command { std: "docker" "start" "-a" "80b889464e074f846181c8f1819eae75959f77a0e2771d52fb1b093ab6b2a247", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "80b889464e074f846181c8f1819eae75959f77a0e2771d52fb1b093ab6b2a247", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "80b889464e074f846181c8f1819eae75959f77a0e2771d52fb1b093ab6b2a247", kill_on_drop: false }` [INFO] [stdout] 80b889464e074f846181c8f1819eae75959f77a0e2771d52fb1b093ab6b2a247 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] dc3049149762b8839a4bddb1f080ffe6d395ad9660601aa54c736e59423b55a0 [INFO] running `Command { std: "docker" "start" "-a" "dc3049149762b8839a4bddb1f080ffe6d395ad9660601aa54c736e59423b55a0", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking subtle v1.0.0 [INFO] [stderr] Compiling num-traits v0.2.18 [INFO] [stderr] Compiling num-bigint v0.2.6 [INFO] [stderr] Compiling backtrace v0.3.71 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Compiling unicode-xid v0.2.4 [INFO] [stderr] Checking memchr v2.7.2 [INFO] [stderr] Checking gimli v0.28.1 [INFO] [stderr] Compiling rayon-core v1.12.1 [INFO] [stderr] Checking miniz_oxide v0.7.2 [INFO] [stderr] Checking generic-array v0.12.4 [INFO] [stderr] Compiling syn v2.0.58 [INFO] [stderr] Checking crossbeam-epoch v0.9.18 [INFO] [stderr] Checking rustc-demangle v0.1.23 [INFO] [stderr] Compiling serde v1.0.197 [INFO] [stderr] Checking rand_xorshift v0.2.0 [INFO] [stderr] Checking opaque-debug v0.2.3 [INFO] [stderr] Checking byte-tools v0.3.1 [INFO] [stderr] Checking arrayref v0.3.7 [INFO] [stderr] Checking crossbeam-deque v0.8.5 [INFO] [stderr] Checking digest v0.8.1 [INFO] [stderr] Checking crypto-mac v0.7.0 [INFO] [stderr] Checking hmac v0.7.1 [INFO] [stderr] Checking blake2 v0.8.1 [INFO] [stderr] Checking hkdf v0.8.0 [INFO] [stderr] Checking object v0.32.2 [INFO] [stderr] Checking rayon v1.10.0 [INFO] [stderr] Compiling num-integer v0.1.46 [INFO] [stderr] Checking addr2line v0.21.0 [INFO] [stderr] Compiling synstructure v0.12.6 [INFO] [stderr] Compiling ff_derive-zeroize v0.6.2 [INFO] [stderr] Checking failure v0.1.8 [INFO] [stderr] Compiling zeroize_derive v1.4.2 [INFO] [stderr] Compiling serde_derive v1.0.197 [INFO] [stderr] Checking zeroize v1.7.0 [INFO] [stderr] Checking ff-zeroize v0.6.3 [INFO] [stderr] Checking pairing-plus v0.19.0 [INFO] [stderr] Checking bbs v0.4.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `generate` is imported redundantly [INFO] [stdout] --> src/signature.rs:381:9 [INFO] [stdout] | [INFO] [stdout] 380 | use super::*; [INFO] [stdout] | -------- the item `generate` is already imported here [INFO] [stdout] 381 | use crate::keys::generate; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/errors.rs:114:22 [INFO] [stdout] | [INFO] [stdout] 114 | for cause in Fail::iter_chain(&self.inner) { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 114 | for cause in ::iter_chain(&self.inner) { [INFO] [stdout] | ++++ + [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/errors.rs:203:13 [INFO] [stdout] | [INFO] [stdout] 203 | Fail::iter_causes(&err) [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 203 | ::iter_causes(&err) [INFO] [stdout] | ++++ + [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/errors.rs:114:22 [INFO] [stdout] | [INFO] [stdout] 114 | for cause in Fail::iter_chain(&self.inner) { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 114 | for cause in ::iter_chain(&self.inner) { [INFO] [stdout] | ++++ + [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/errors.rs:203:13 [INFO] [stdout] | [INFO] [stdout] 203 | Fail::iter_causes(&err) [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 203 | ::iter_causes(&err) [INFO] [stdout] | ++++ + [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.35s [INFO] running `Command { std: "docker" "inspect" "dc3049149762b8839a4bddb1f080ffe6d395ad9660601aa54c736e59423b55a0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dc3049149762b8839a4bddb1f080ffe6d395ad9660601aa54c736e59423b55a0", kill_on_drop: false }` [INFO] [stdout] dc3049149762b8839a4bddb1f080ffe6d395ad9660601aa54c736e59423b55a0