[INFO] fetching crate vrf 0.2.2...
[INFO] testing vrf-0.2.2 against master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296
[INFO] extracting crate vrf 0.2.2 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate vrf 0.2.2 on toolchain 5d5ff84130da0d74c6ece368dbe821d8f83fa526
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate vrf 0.2.2
[INFO] finished tweaking crates.io crate vrf 0.2.2
[INFO] tweaked toml for crates.io crate vrf 0.2.2 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate crates.io crate vrf 0.2.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5615dbdca1741994a6de8ff3e8b3346a8ce62ac61e8e714c411a500cb6df4751
[INFO] running `Command { std: "docker" "start" "-a" "5615dbdca1741994a6de8ff3e8b3346a8ce62ac61e8e714c411a500cb6df4751", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5615dbdca1741994a6de8ff3e8b3346a8ce62ac61e8e714c411a500cb6df4751", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5615dbdca1741994a6de8ff3e8b3346a8ce62ac61e8e714c411a500cb6df4751", kill_on_drop: false }`
[INFO] [stdout] 5615dbdca1741994a6de8ff3e8b3346a8ce62ac61e8e714c411a500cb6df4751
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8d6f06a9800261726359e56f0b1d42a59981e5b552cf4d6df5aed7f4e95a77e3
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "8d6f06a9800261726359e56f0b1d42a59981e5b552cf4d6df5aed7f4e95a77e3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling cc v1.0.46
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling pkg-config v0.3.16
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling openssl v0.10.25
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling hmac-sha256 v0.1.2
[INFO] [stderr]    Compiling hex v0.3.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling openssl-sys v0.9.52
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]    Compiling backtrace v0.3.40
[INFO] [stderr]    Compiling synstructure v0.12.1
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]    Compiling failure v0.1.6
[INFO] [stderr]    Compiling vrf v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 34.14s
[INFO] running `Command { std: "docker" "inspect" "8d6f06a9800261726359e56f0b1d42a59981e5b552cf4d6df5aed7f4e95a77e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d6f06a9800261726359e56f0b1d42a59981e5b552cf4d6df5aed7f4e95a77e3", kill_on_drop: false }`
[INFO] [stdout] 8d6f06a9800261726359e56f0b1d42a59981e5b552cf4d6df5aed7f4e95a77e3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 661d2e91593ebae75c0cc7d06e29bd2c17e7cb63a336cea7efaaf4e66e01f5b9
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "661d2e91593ebae75c0cc7d06e29bd2c17e7cb63a336cea7efaaf4e66e01f5b9", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.101
[INFO] [stderr]    Compiling serde_derive v1.0.101
[INFO] [stderr]    Compiling serde_json v1.0.41
[INFO] [stderr]    Compiling vrf v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused return value of `Vec::<T, A>::split_off` that must be used
[INFO] [stdout]    --> src/openssl/mod.rs:963:9
[INFO] [stdout]     |
[INFO] [stdout] 963 |         expected_c.split_off(16);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: use `.truncate()` if you don't need the other half
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Vec::<T, A>::split_off` that must be used
[INFO] [stdout]    --> src/openssl/mod.rs:982:9
[INFO] [stdout]     |
[INFO] [stdout] 982 |         c_hex.split_off(16);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: use `.truncate()` if you don't need the other half
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 26.12s
[INFO] running `Command { std: "docker" "inspect" "661d2e91593ebae75c0cc7d06e29bd2c17e7cb63a336cea7efaaf4e66e01f5b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "661d2e91593ebae75c0cc7d06e29bd2c17e7cb63a336cea7efaaf4e66e01f5b9", kill_on_drop: false }`
[INFO] [stdout] 661d2e91593ebae75c0cc7d06e29bd2c17e7cb63a336cea7efaaf4e66e01f5b9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9fe93d43be3dc52f79af354c566c192fcd7b08cccb3251f3a486c1e79f65a66b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "9fe93d43be3dc52f79af354c566c192fcd7b08cccb3251f3a486c1e79f65a66b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused return value of `Vec::<T, A>::split_off` that must be used
[INFO] [stderr]    --> src/openssl/mod.rs:963:9
[INFO] [stderr]     |
[INFO] [stderr] 963 |         expected_c.split_off(16);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: use `.truncate()` if you don't need the other half
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `Vec::<T, A>::split_off` that must be used
[INFO] [stderr]    --> src/openssl/mod.rs:982:9
[INFO] [stderr]     |
[INFO] [stderr] 982 |         c_hex.split_off(16);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: use `.truncate()` if you don't need the other half
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.51s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/vrf-c2127cfae1bbb385
[INFO] [stdout] running 24 tests
[INFO] [stdout] test dummy::test::test_verify ... ok
[INFO] [stdout] test dummy::test::test_prove ... ok
[INFO] [stdout] test openssl::test::test_decode_proof ... ok
[INFO] [stdout] test openssl::test::test_generate_nonce_k163 ... ok
[INFO] [stdout] test openssl::test::test_generate_nonce_p256_3 ... ok
[INFO] [stdout] test openssl::test::test_generate_nonce_p256_1 ... ok
[INFO] [stdout] test openssl::test::test_hash_to_try_and_increment_2 ... ok
[INFO] [stdout] test openssl::test::test_hash_points ... ok
[INFO] [stdout] test openssl::test::test_generate_nonce_p256_4 ... ok
[INFO] [stdout] test openssl::test::test_hash_to_try_and_increment_1 ... ok
[INFO] [stdout] test openssl::test::test_generate_nonce_p256_5 ... ok
[INFO] [stdout] test openssl::test::test_generate_nonce_p256_2 ... ok
[INFO] [stdout] test openssl::test::test_verify_secp256k1_sha256_tai ... ok
[INFO] [stdout] test openssl::test::test_prove_secp256k1_sha256_tai ... ok
[INFO] [stdout] test openssl::test::test_verify_p256_sha256_tai_1 ... ok
[INFO] [stdout] test openssl::test::test_derive_public_key ... ok
[INFO] [stdout] test openssl::test::test_verify_p256_sha256_tai_2 ... ok
[INFO] [stdout] test openssl::utils::test::test_bits2int ... ok
[INFO] [stdout] test openssl::utils::test::test_bits2octets ... ok
[INFO] [stdout] test openssl::test::test_verify_p256_sha256_tai_3 ... ok
[INFO] [stdout] test openssl::test::test_prove_p256_sha256_tai_3 ... ok
[INFO] [stdout] test openssl::test::test_prove_p256_sha256_tai_2 ... ok
[INFO] [stdout] test openssl::test::test_prove_p256_sha256_tai_1 ... ok
[INFO] [stdout] test openssl::test::test_verify_secp256k1_sha256_tai_bad_message ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 24 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests vrf
[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 `Command { std: "docker" "inspect" "9fe93d43be3dc52f79af354c566c192fcd7b08cccb3251f3a486c1e79f65a66b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9fe93d43be3dc52f79af354c566c192fcd7b08cccb3251f3a486c1e79f65a66b", kill_on_drop: false }`
[INFO] [stdout] 9fe93d43be3dc52f79af354c566c192fcd7b08cccb3251f3a486c1e79f65a66b