[INFO] crate darktoken 0.0.6 is already in cache [INFO] testing darktoken-0.0.6 against beta-2020-06-03 for beta-1.45-1 [INFO] extracting crate darktoken 0.0.6 into /workspace/builds/worker-8/source [INFO] validating manifest of crates.io crate darktoken 0.0.6 on toolchain beta-2020-06-03 [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate darktoken 0.0.6 [INFO] finished tweaking crates.io crate darktoken 0.0.6 [INFO] tweaked toml for crates.io crate darktoken 0.0.6 written to /workspace/builds/worker-8/source/Cargo.toml [INFO] crate crates.io crate darktoken 0.0.6 already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded bls12_381 v0.1.1 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 2ceddf965572877b18190718b4c7c741961c584414e2c37e4285cb818d4b4459 [INFO] running `"docker" "start" "-a" "2ceddf965572877b18190718b4c7c741961c584414e2c37e4285cb818d4b4459"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling typenum v1.11.2 [INFO] [stderr] Compiling libc v0.2.66 [INFO] [stderr] Compiling byte-tools v0.3.1 [INFO] [stderr] Compiling subtle v2.2.2 [INFO] [stderr] Compiling fake-simd v0.1.2 [INFO] [stderr] Compiling opaque-debug v0.2.3 [INFO] [stderr] Compiling c2-chacha v0.2.3 [INFO] [stderr] Compiling block-padding v0.1.5 [INFO] [stderr] Compiling bls12_381 v0.1.1 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling rand_chacha v0.2.1 [INFO] [stderr] Compiling generic-array v0.12.3 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling block-buffer v0.7.3 [INFO] [stderr] Compiling digest v0.8.1 [INFO] [stderr] Compiling sha2 v0.8.1 [INFO] [stderr] Compiling darktoken v0.0.6 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 11.46s [INFO] running `"docker" "inspect" "2ceddf965572877b18190718b4c7c741961c584414e2c37e4285cb818d4b4459"` [INFO] running `"docker" "rm" "-f" "2ceddf965572877b18190718b4c7c741961c584414e2c37e4285cb818d4b4459"` [INFO] [stdout] 2ceddf965572877b18190718b4c7c741961c584414e2c37e4285cb818d4b4459 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen" "--no-run"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 895b239b4045cd3819f4464822e6eb7f883d32c8fcfb5eef2c5792d6d8f121b1 [INFO] running `"docker" "start" "-a" "895b239b4045cd3819f4464822e6eb7f883d32c8fcfb5eef2c5792d6d8f121b1"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling proc-macro2 v1.0.8 [INFO] [stderr] Compiling syn v1.0.14 [INFO] [stderr] Compiling ryu v1.0.2 [INFO] [stderr] Compiling serde v1.0.104 [INFO] [stderr] Compiling vec_map v0.8.1 [INFO] [stderr] Compiling itoa v0.4.5 [INFO] [stderr] Compiling hex v0.4.2 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling dirs-sys v0.3.4 [INFO] [stderr] Compiling dirs v2.0.2 [INFO] [stderr] Compiling clap v2.33.0 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Compiling serde_derive v1.0.104 [INFO] [stderr] Compiling serde_json v1.0.48 [INFO] [stderr] Compiling darktoken v0.0.6 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused imports: `App`, `Arg`, `SubCommand` [INFO] [stderr] --> examples/darktoken.rs:5:12 [INFO] [stderr] | [INFO] [stderr] 5 | use clap::{App, Arg, SubCommand}; [INFO] [stderr] | ^^^ ^^^ ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `from_string` [INFO] [stderr] --> examples/test.rs:39:8 [INFO] [stderr] | [INFO] [stderr] 39 | fn from_string(&self, serialized: &str) -> Self { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unreachable statement [INFO] [stderr] --> examples/darktoken.rs:951:5 [INFO] [stderr] | [INFO] [stderr] 949 | return; [INFO] [stderr] | ------ any code following this expression is unreachable [INFO] [stderr] 950 | [INFO] [stderr] 951 | / let settings = CoconutSettings { [INFO] [stderr] 952 | | attributes: 2, [INFO] [stderr] 953 | | [INFO] [stderr] 954 | | threshold: 5, [INFO] [stderr] 955 | | total: 7, [INFO] [stderr] 956 | | }; [INFO] [stderr] | |______^ unreachable statement [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unreachable_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `token1` [INFO] [stderr] --> examples/darktoken.rs:986:13 [INFO] [stderr] | [INFO] [stderr] 986 | Ok((token1, token2)) => println!("split worked."), [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_token1` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `token2` [INFO] [stderr] --> examples/darktoken.rs:986:21 [INFO] [stderr] | [INFO] [stderr] 986 | Ok((token1, token2)) => println!("split worked."), [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_token2` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `sign_request` [INFO] [stderr] --> examples/darktoken.rs:116:13 [INFO] [stderr] | [INFO] [stderr] 116 | let sign_request = self.coconut.make_blind_sign_request( [INFO] [stderr] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sign_request` [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `deposit_new` [INFO] [stderr] --> examples/darktoken.rs:108:8 [INFO] [stderr] | [INFO] [stderr] 108 | fn deposit_new(&self, value: u64) { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `CommitProofBuilder` [INFO] [stderr] --> examples/darktoken.rs:374:8 [INFO] [stderr] | [INFO] [stderr] 374 | struct CommitProofBuilder<'a, R: darktoken::RngInstance> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `CommitProof` [INFO] [stderr] --> examples/darktoken.rs:392:8 [INFO] [stderr] | [INFO] [stderr] 392 | struct CommitProof { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `new` [INFO] [stderr] --> examples/darktoken.rs:398:8 [INFO] [stderr] | [INFO] [stderr] 398 | fn new( [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `commitments` [INFO] [stderr] --> examples/darktoken.rs:412:8 [INFO] [stderr] | [INFO] [stderr] 412 | fn commitments(&self) -> Box { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `finish` [INFO] [stderr] --> examples/darktoken.rs:422:8 [INFO] [stderr] | [INFO] [stderr] 422 | fn finish(&self, challenge: &bls::Scalar) -> CommitProof { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `commitments` [INFO] [stderr] --> examples/darktoken.rs:441:8 [INFO] [stderr] | [INFO] [stderr] 441 | fn commitments<'a, R: darktoken::RngInstance>( [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> examples/darktoken.rs:779:9 [INFO] [stderr] | [INFO] [stderr] 779 | fs::remove_file(&token_path); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> examples/darktoken.rs:807:13 [INFO] [stderr] | [INFO] [stderr] 807 | fs::remove_file(&token_path); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] warning: 14 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 52.01s [INFO] running `"docker" "inspect" "895b239b4045cd3819f4464822e6eb7f883d32c8fcfb5eef2c5792d6d8f121b1"` [INFO] running `"docker" "rm" "-f" "895b239b4045cd3819f4464822e6eb7f883d32c8fcfb5eef2c5792d6d8f121b1"` [INFO] [stdout] 895b239b4045cd3819f4464822e6eb7f883d32c8fcfb5eef2c5792d6d8f121b1 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 724fd80b17008d69108fa5bd03d2c9f04cee1451a511628898f2f4f0be72072b [INFO] running `"docker" "start" "-a" "724fd80b17008d69108fa5bd03d2c9f04cee1451a511628898f2f4f0be72072b"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] warning: associated function is never used: `from_string` [INFO] [stderr] --> examples/test.rs:39:8 [INFO] [stderr] | [INFO] [stderr] 39 | fn from_string(&self, serialized: &str) -> Self { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused imports: `App`, `Arg`, `SubCommand` [INFO] [stderr] --> examples/darktoken.rs:5:12 [INFO] [stderr] | [INFO] [stderr] 5 | use clap::{App, Arg, SubCommand}; [INFO] [stderr] | ^^^ ^^^ ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unreachable statement [INFO] [stderr] --> examples/darktoken.rs:951:5 [INFO] [stderr] | [INFO] [stderr] 949 | return; [INFO] [stderr] | ------ any code following this expression is unreachable [INFO] [stderr] 950 | [INFO] [stderr] 951 | / let settings = CoconutSettings { [INFO] [stderr] 952 | | attributes: 2, [INFO] [stderr] 953 | | [INFO] [stderr] 954 | | threshold: 5, [INFO] [stderr] 955 | | total: 7, [INFO] [stderr] 956 | | }; [INFO] [stderr] | |______^ unreachable statement [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unreachable_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] warning: unused variable: `token1` [INFO] [stderr] --> examples/darktoken.rs:986:13 [INFO] [stderr] | [INFO] [stderr] 986 | Ok((token1, token2)) => println!("split worked."), [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_token1` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `token2` [INFO] [stderr] --> examples/darktoken.rs:986:21 [INFO] [stderr] | [INFO] [stderr] 986 | Ok((token1, token2)) => println!("split worked."), [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_token2` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `sign_request` [INFO] [stderr] --> examples/darktoken.rs:116:13 [INFO] [stderr] | [INFO] [stderr] 116 | let sign_request = self.coconut.make_blind_sign_request( [INFO] [stderr] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sign_request` [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `deposit_new` [INFO] [stderr] --> examples/darktoken.rs:108:8 [INFO] [stderr] | [INFO] [stderr] 108 | fn deposit_new(&self, value: u64) { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `CommitProofBuilder` [INFO] [stderr] --> examples/darktoken.rs:374:8 [INFO] [stderr] | [INFO] [stderr] 374 | struct CommitProofBuilder<'a, R: darktoken::RngInstance> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `CommitProof` [INFO] [stderr] --> examples/darktoken.rs:392:8 [INFO] [stderr] | [INFO] [stderr] 392 | struct CommitProof { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `new` [INFO] [stderr] --> examples/darktoken.rs:398:8 [INFO] [stderr] | [INFO] [stderr] 398 | fn new( [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `commitments` [INFO] [stderr] --> examples/darktoken.rs:412:8 [INFO] [stderr] | [INFO] [stderr] 412 | fn commitments(&self) -> Box { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `finish` [INFO] [stderr] --> examples/darktoken.rs:422:8 [INFO] [stderr] | [INFO] [stderr] 422 | fn finish(&self, challenge: &bls::Scalar) -> CommitProof { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `commitments` [INFO] [stderr] --> examples/darktoken.rs:441:8 [INFO] [stderr] | [INFO] [stderr] 441 | fn commitments<'a, R: darktoken::RngInstance>( [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> examples/darktoken.rs:779:9 [INFO] [stderr] | [INFO] [stderr] 779 | fs::remove_file(&token_path); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> examples/darktoken.rs:807:13 [INFO] [stderr] | [INFO] [stderr] 807 | fs::remove_file(&token_path); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: 14 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.13s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/darktoken-43ca785630240831 [INFO] [stdout] [INFO] [stdout] running 6 tests [INFO] [stdout] test hashable::test_hash_to_point_g1affine ... ok [INFO] [stdout] test parameters::test_parameters ... ok [INFO] [stdout] test proofs::tests::test_credential_proof ... ok [INFO] [stdout] test proofs::tests::test_signature_request_proof ... ok [INFO] [stdout] test coconut::tests::test_multiparty_keygen ... ok [INFO] [stdout] test coconut::tests::test_multiparty_coconut ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Doc-tests darktoken [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "724fd80b17008d69108fa5bd03d2c9f04cee1451a511628898f2f4f0be72072b"` [INFO] running `"docker" "rm" "-f" "724fd80b17008d69108fa5bd03d2c9f04cee1451a511628898f2f4f0be72072b"` [INFO] [stdout] 724fd80b17008d69108fa5bd03d2c9f04cee1451a511628898f2f4f0be72072b