[INFO] fetching crate nam-bls12_381 0.8.1-nam.0... [INFO] checking nam-bls12_381-0.8.1-nam.0 against master#bbe853615821442ef11d6cd42a30a73432b38d89 for pr-154205 [INFO] extracting crate nam-bls12_381 0.8.1-nam.0 into /workspace/builds/worker-7-tc1/source [INFO] removed /workspace/builds/worker-7-tc1/source/rust-toolchain.toml [INFO] started tweaking crates.io crate nam-bls12_381 0.8.1-nam.0 [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate nam-bls12_381 0.8.1-nam.0 [INFO] tweaked toml for crates.io crate nam-bls12_381 0.8.1-nam.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate nam-bls12_381 0.8.1-nam.0 on toolchain bbe853615821442ef11d6cd42a30a73432b38d89 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bbe853615821442ef11d6cd42a30a73432b38d89" "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" "+bbe853615821442ef11d6cd42a30a73432b38d89" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 91 packages to latest compatible versions [INFO] [stderr] Adding criterion v0.3.6 (available: v0.8.2) [INFO] [stderr] Adding csv v1.1.6 (available: v1.4.0) [INFO] [stderr] Adding digest v0.10.7 (available: v0.11.2) [INFO] [stderr] Adding generic-array v0.14.7 (available: v0.14.9) [INFO] [stderr] Adding hex-literal v0.3.4 (available: v1.1.0) [INFO] [stderr] Adding rand_core v0.6.4 (available: v0.10.0) [INFO] [stderr] Adding rand_xorshift v0.3.0 (available: v0.5.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bbe853615821442ef11d6cd42a30a73432b38d89" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded keccak v0.1.6 [INFO] [stderr] Downloaded criterion-plot v0.4.5 [INFO] [stderr] Downloaded csv-core v0.1.13 [INFO] [stderr] Downloaded hex-literal v0.3.4 [INFO] [stderr] Downloaded half v1.8.3 [INFO] [stderr] Downloaded serde_cbor v0.11.2 [INFO] [stderr] Downloaded criterion v0.3.6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+bbe853615821442ef11d6cd42a30a73432b38d89" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 339e10227d54ac1fa535f3f54fd98deb341874b60975f5c74af247c5da329635 [INFO] running `Command { std: "docker" "start" "-a" "339e10227d54ac1fa535f3f54fd98deb341874b60975f5c74af247c5da329635", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "339e10227d54ac1fa535f3f54fd98deb341874b60975f5c74af247c5da329635", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "339e10227d54ac1fa535f3f54fd98deb341874b60975f5c74af247c5da329635", kill_on_drop: false }` [INFO] [stdout] 339e10227d54ac1fa535f3f54fd98deb341874b60975f5c74af247c5da329635 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+bbe853615821442ef11d6cd42a30a73432b38d89" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 101d44143f06068d3de7261cd7a2886f492905f8a3714bd73022b3a6cee50f52 [INFO] running `Command { std: "docker" "start" "-a" "101d44143f06068d3de7261cd7a2886f492905f8a3714bd73022b3a6cee50f52", kill_on_drop: false }` [INFO] [stderr] Compiling radium v0.7.0 [INFO] [stderr] Checking tap v1.0.1 [INFO] [stderr] Compiling proc-macro2 v1.0.106 [INFO] [stderr] Checking funty v2.0.0 [INFO] [stderr] Compiling quote v1.0.45 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Checking subtle v2.6.1 [INFO] [stderr] Checking regex-automata v0.1.10 [INFO] [stderr] Checking regex-automata v0.4.14 [INFO] [stderr] Checking serde_json v1.0.149 [INFO] [stderr] Checking csv-core v0.1.13 [INFO] [stderr] Checking half v1.8.3 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking criterion-plot v0.4.5 [INFO] [stderr] Checking keccak v0.1.6 [INFO] [stderr] Checking wyz v0.5.1 [INFO] [stderr] Checking rand_xorshift v0.3.0 [INFO] [stderr] Checking sha2 v0.10.9 [INFO] [stderr] Checking sha3 v0.10.8 [INFO] [stderr] Compiling hex-literal v0.3.4 [INFO] [stderr] Checking bstr v0.2.17 [INFO] [stderr] Checking serde_cbor v0.11.2 [INFO] [stderr] Checking bitvec v1.0.1 [INFO] [stderr] Checking csv v1.1.6 [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Checking plotters v0.3.7 [INFO] [stderr] Compiling syn v2.0.117 [INFO] [stderr] Checking regex v1.12.3 [INFO] [stderr] Checking ff v0.13.1 [INFO] [stderr] Checking group v0.13.0 [INFO] [stderr] Checking pairing v0.23.0 [INFO] [stderr] Checking nam-bls12_381 v0.8.1-nam.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks [INFO] [stdout] --> src/scalar.rs:653:5 [INFO] [stdout] | [INFO] [stdout] 653 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, and traits [INFO] [stdout] = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks [INFO] [stdout] --> src/scalar.rs:658:5 [INFO] [stdout] | [INFO] [stdout] 658 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, and traits [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks [INFO] [stdout] --> src/g1.rs:985:5 [INFO] [stdout] | [INFO] [stdout] 985 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, and traits [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks [INFO] [stdout] --> src/g2.rs:1130:5 [INFO] [stdout] | [INFO] [stdout] 1130 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, and traits [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks [INFO] [stdout] --> src/pairings.rs:483:5 [INFO] [stdout] | [INFO] [stdout] 483 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, and traits [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling serde_derive v1.0.228 [INFO] [stderr] Checking criterion v0.3.6 [INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks [INFO] [stdout] --> src/scalar.rs:653:5 [INFO] [stdout] | [INFO] [stdout] 653 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, and traits [INFO] [stdout] = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks [INFO] [stdout] --> src/scalar.rs:658:5 [INFO] [stdout] | [INFO] [stdout] 658 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, and traits [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks [INFO] [stdout] --> src/g1.rs:985:5 [INFO] [stdout] | [INFO] [stdout] 985 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, and traits [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks [INFO] [stdout] --> src/g2.rs:1130:5 [INFO] [stdout] | [INFO] [stdout] 1130 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, and traits [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks [INFO] [stdout] --> src/pairings.rs:483:5 [INFO] [stdout] | [INFO] [stdout] 483 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, and traits [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.91s [INFO] running `Command { std: "docker" "inspect" "101d44143f06068d3de7261cd7a2886f492905f8a3714bd73022b3a6cee50f52", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "101d44143f06068d3de7261cd7a2886f492905f8a3714bd73022b3a6cee50f52", kill_on_drop: false }` [INFO] [stdout] 101d44143f06068d3de7261cd7a2886f492905f8a3714bd73022b3a6cee50f52