[INFO] fetching crate ic_bls12_381 0.10.1... [INFO] checking ic_bls12_381-0.10.1 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170 [INFO] extracting crate ic_bls12_381 0.10.1 into /workspace/builds/worker-0-tc2/source [INFO] removed /workspace/builds/worker-0-tc2/source/rust-toolchain.toml [INFO] started tweaking crates.io crate ic_bls12_381 0.10.1 [INFO] finished tweaking crates.io crate ic_bls12_381 0.10.1 [INFO] tweaked toml for crates.io crate ic_bls12_381 0.10.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate ic_bls12_381 0.10.1 on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 97 packages to latest compatible versions [INFO] [stderr] Adding criterion v0.3.6 (available: v0.6.0) [INFO] [stderr] Adding csv v1.1.6 (available: v1.3.1) [INFO] [stderr] Adding rand_core v0.6.4 (available: v0.9.3) [INFO] [stderr] Adding rand_xorshift v0.3.0 (available: v0.4.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c79db85e4907eff1ffeba6818a10533c8de819f89d480cd72e2633ededc7c7aa [INFO] running `Command { std: "docker" "start" "-a" "c79db85e4907eff1ffeba6818a10533c8de819f89d480cd72e2633ededc7c7aa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c79db85e4907eff1ffeba6818a10533c8de819f89d480cd72e2633ededc7c7aa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c79db85e4907eff1ffeba6818a10533c8de819f89d480cd72e2633ededc7c7aa", kill_on_drop: false }` [INFO] [stdout] c79db85e4907eff1ffeba6818a10533c8de819f89d480cd72e2633ededc7c7aa [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5c994c18ad461bd73a7851fb8d2249b21570838eddbb93e2f8f5aab8beb85d93 [INFO] running `Command { std: "docker" "start" "-a" "5c994c18ad461bd73a7851fb8d2249b21570838eddbb93e2f8f5aab8beb85d93", kill_on_drop: false }` [INFO] [stderr] Compiling radium v0.7.0 [INFO] [stderr] Compiling proc-macro2 v1.0.95 [INFO] [stderr] Checking tap v1.0.1 [INFO] [stderr] Checking funty v2.0.0 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Checking subtle v2.6.1 [INFO] [stderr] Compiling libc v0.2.174 [INFO] [stderr] Checking either v1.15.0 [INFO] [stderr] Checking wyz v0.5.1 [INFO] [stderr] Checking plotters-backend v0.3.7 [INFO] [stderr] Checking regex-automata v0.1.10 [INFO] [stderr] Checking regex-syntax v0.8.5 [INFO] [stderr] Checking itertools v0.10.5 [INFO] [stderr] Checking plotters-svg v0.3.7 [INFO] [stderr] Checking digest v0.10.7 [INFO] [stderr] Checking bitvec v1.0.1 [INFO] [stderr] Checking bstr v0.2.17 [INFO] [stderr] Checking csv-core v0.1.12 [INFO] [stderr] Checking half v1.8.3 [INFO] [stderr] Compiling quote v1.0.40 [INFO] [stderr] Checking itoa v0.4.8 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking csv v1.1.6 [INFO] [stderr] Checking plotters v0.3.7 [INFO] [stderr] Compiling syn v2.0.104 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking serde_cbor v0.11.2 [INFO] [stderr] Checking regex-automata v0.4.9 [INFO] [stderr] Checking rayon v1.10.0 [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Checking criterion-plot v0.4.5 [INFO] [stderr] Checking keccak v0.1.5 [INFO] [stderr] Checking oorandom v11.1.5 [INFO] [stderr] Checking sha2 v0.10.9 [INFO] [stderr] Checking sha3 v0.10.8 [INFO] [stderr] Checking rand_xorshift v0.3.0 [INFO] [stderr] Checking hex v0.4.3 [INFO] [stderr] Checking ff v0.13.1 [INFO] [stderr] Checking group v0.13.0 [INFO] [stderr] Checking pairing v0.23.0 [INFO] [stderr] Checking regex v1.11.1 [INFO] [stderr] Checking ic_bls12_381 v0.10.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unexpected `cfg` condition value: `std` [INFO] [stdout] --> src/scalar.rs:833:7 [INFO] [stdout] | [INFO] [stdout] 833 | #[cfg(feature = "std")] [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `feature` are: `alloc`, `bits`, `default`, `digest`, `experimental`, `group`, `groups`, `nightly`, `pairing`, `pairings`, and `zeroize` [INFO] [stdout] = help: consider adding `std` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method [INFO] [stdout] --> src/scalar.rs:652:5 [INFO] [stdout] | [INFO] [stdout] 652 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_attributes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method [INFO] [stdout] --> src/scalar.rs:657:5 [INFO] [stdout] | [INFO] [stdout] 657 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method [INFO] [stdout] --> src/g1.rs:982:5 [INFO] [stdout] | [INFO] [stdout] 982 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method [INFO] [stdout] --> src/g2.rs:1127:5 [INFO] [stdout] | [INFO] [stdout] 1127 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method [INFO] [stdout] --> src/pairings.rs:493:5 [INFO] [stdout] | [INFO] [stdout] 493 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling serde_derive v1.0.219 [INFO] [stderr] Checking criterion v0.3.6 [INFO] [stdout] warning: unexpected `cfg` condition value: `std` [INFO] [stdout] --> src/scalar.rs:833:7 [INFO] [stdout] | [INFO] [stdout] 833 | #[cfg(feature = "std")] [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `feature` are: `alloc`, `bits`, `default`, `digest`, `experimental`, `group`, `groups`, `nightly`, `pairing`, `pairings`, and `zeroize` [INFO] [stdout] = help: consider adding `std` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method [INFO] [stdout] --> src/scalar.rs:652:5 [INFO] [stdout] | [INFO] [stdout] 652 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_attributes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method [INFO] [stdout] --> src/scalar.rs:657:5 [INFO] [stdout] | [INFO] [stdout] 657 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method [INFO] [stdout] --> src/g1.rs:982:5 [INFO] [stdout] | [INFO] [stdout] 982 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method [INFO] [stdout] --> src/g2.rs:1127:5 [INFO] [stdout] | [INFO] [stdout] 1127 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method [INFO] [stdout] --> src/pairings.rs:493:5 [INFO] [stdout] | [INFO] [stdout] 493 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 30.11s [INFO] running `Command { std: "docker" "inspect" "5c994c18ad461bd73a7851fb8d2249b21570838eddbb93e2f8f5aab8beb85d93", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5c994c18ad461bd73a7851fb8d2249b21570838eddbb93e2f8f5aab8beb85d93", kill_on_drop: false }` [INFO] [stdout] 5c994c18ad461bd73a7851fb8d2249b21570838eddbb93e2f8f5aab8beb85d93