[INFO] crate libsecp256k1-rs 0.2.4 is already in cache
[INFO] extracting crate libsecp256k1-rs 0.2.4 into work/ex/beta-1.37-6/sources/1.36.0/reg/libsecp256k1-rs/0.2.4
[INFO] extracting crate libsecp256k1-rs 0.2.4 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/libsecp256k1-rs/0.2.4
[INFO] validating manifest of libsecp256k1-rs-0.2.4 on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of libsecp256k1-rs-0.2.4 on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing libsecp256k1-rs-0.2.4
[INFO] finished frobbing libsecp256k1-rs-0.2.4
[INFO] frobbed toml for libsecp256k1-rs-0.2.4 written to work/ex/beta-1.37-6/sources/1.36.0/reg/libsecp256k1-rs/0.2.4/Cargo.toml
[INFO] started frobbing libsecp256k1-rs-0.2.4
[INFO] finished frobbing libsecp256k1-rs-0.2.4
[INFO] frobbed toml for libsecp256k1-rs-0.2.4 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/libsecp256k1-rs/0.2.4/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing libsecp256k1-rs-0.2.4 against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/libsecp256k1-rs/0.2.4:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] bad7b58a38da89441b82f157ff85897c7e22988949066b2d2e42f1f24d44f436
[INFO] running `"docker" "start" "-a" "bad7b58a38da89441b82f157ff85897c7e22988949066b2d2e42f1f24d44f436"`
[INFO] [stderr]    Compiling generic-array v0.8.3
[INFO] [stderr]    Compiling crypto-mac v0.4.0
[INFO] [stderr]    Compiling digest v0.6.2
[INFO] [stderr]    Compiling block-buffer v0.2.0
[INFO] [stderr]    Compiling hmac v0.4.2
[INFO] [stderr]    Compiling sha2 v0.6.0
[INFO] [stderr]    Compiling hmac-drbg v0.1.2
[INFO] [stderr]    Compiling libsecp256k1-rs v0.2.4 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/secp256k1/keys.rs:157:9
[INFO] [stderr]     |
[INFO] [stderr] 157 |         write!(f, "{}", self.to_hex(true));
[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]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.71s
[INFO] running `"docker" "inspect" "bad7b58a38da89441b82f157ff85897c7e22988949066b2d2e42f1f24d44f436"`
[INFO] running `"docker" "rm" "-f" "bad7b58a38da89441b82f157ff85897c7e22988949066b2d2e42f1f24d44f436"`
[INFO] [stdout] bad7b58a38da89441b82f157ff85897c7e22988949066b2d2e42f1f24d44f436
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/libsecp256k1-rs/0.2.4:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 701e8ba402ce369cc424f67bd4130617c6f2b694a64aa5b58d74a13c436634e9
[INFO] running `"docker" "start" "-a" "701e8ba402ce369cc424f67bd4130617c6f2b694a64aa5b58d74a13c436634e9"`
[INFO] [stderr]    Compiling secp256k1-test v0.7.2
[INFO] [stderr]    Compiling arrayvec v0.3.25
[INFO] [stderr]    Compiling libsecp256k1-rs v0.2.4 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/secp256k1/keys.rs:157:9
[INFO] [stderr]     |
[INFO] [stderr] 157 |         write!(f, "{}", self.to_hex(true));
[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]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.15s
[INFO] running `"docker" "inspect" "701e8ba402ce369cc424f67bd4130617c6f2b694a64aa5b58d74a13c436634e9"`
[INFO] running `"docker" "rm" "-f" "701e8ba402ce369cc424f67bd4130617c6f2b694a64aa5b58d74a13c436634e9"`
[INFO] [stdout] 701e8ba402ce369cc424f67bd4130617c6f2b694a64aa5b58d74a13c436634e9
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/libsecp256k1-rs/0.2.4:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] 33bb0b55c59d1954c12cb4475a72c5d7b72aeca9ac04477dcddbd5ff2a113daf
[INFO] running `"docker" "start" "-a" "33bb0b55c59d1954c12cb4475a72c5d7b72aeca9ac04477dcddbd5ff2a113daf"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/libsecp256k1_rs-0dbb8769074e2599
[INFO] [stdout] 
[INFO] [stdout] running 24 tests
[INFO] [stdout] test secp256k1::keys::tests::add_scalar ... ok
[INFO] [stdout] test secp256k1::keys::tests::add_scalar_is_associative ... ok
[INFO] [stdout] test secp256k1::keys::tests::formatting ... ok
[INFO] [stdout] test secp256k1::keys::tests::create_secret ... ok
[INFO] [stdout] test secp256k1::keys::tests::mul_scalar ... ok
[INFO] [stdout] test secp256k1::keys::tests::mul_scalar_is_associative ... ok
[INFO] [stdout] test secp256k1::keys::tests::add_public_keys ... ok
[INFO] [stdout] test secp256k1::keys::tests::inverse_secret ... ok
[INFO] [stdout] test secp256k1::keys::tests::valid_keys ... ok
[INFO] [stdout] test secp256k1::keys::tests::test_from_hex ... ok
[INFO] [stdout] test secp256k1::keys::tests::negate_twice ... ok
[INFO] [stdout] test secp256k1::message::message_constructor ... ok
[INFO] [stdout] test secp256k1::signature::tests::test_convert_key1 ... ok
[INFO] [stdout] test secp256k1::keys::tests::serlialize_deserialize ... ok
[INFO] [stdout] test secp256k1::keys::tests::secret_to_hex ... ok
[INFO] [stdout] test secp256k1::keys::tests::scalar_multiplication_is_addition ... ok
[INFO] [stdout] test secp256k1::keys::tests::scalar_subtraction ... ok
[INFO] [stdout] test secp256k1::signature::tests::test_failing_sign_verify ... ok
[INFO] [stdout] test secp256k1::signature::tests::test_convert_key2 ... ok
[INFO] [stdout] test secp256k1::signature::tests::test_convert_anykey ... ok
[INFO] [stdout] test secp256k1::signature::tests::test_recover ... ok
[INFO] [stdout] test secp256k1::signature::tests::test_sign_verify ... ok
[INFO] [stdout] test secp256k1::signature::tests::test_verify ... ok
[INFO] [stdout] test secp256k1::signature::tests::test_shared_secret ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 24 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/basic_signatures-b7cd70098cb0002d
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test no_nonce ... ok
[INFO] [stdout] test cancellation_attack ... ok
[INFO] [stdout] test standard_signature ... ok
[INFO] [stdout] test schnorr_signature ... ok
[INFO] [stdout] test two_two_multisig ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests libsecp256k1-rs
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/secp256k1/keys.rs - secp256k1::keys::SecretKey::random (line 216) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "33bb0b55c59d1954c12cb4475a72c5d7b72aeca9ac04477dcddbd5ff2a113daf"`
[INFO] running `"docker" "rm" "-f" "33bb0b55c59d1954c12cb4475a72c5d7b72aeca9ac04477dcddbd5ff2a113daf"`
[INFO] [stdout] 33bb0b55c59d1954c12cb4475a72c5d7b72aeca9ac04477dcddbd5ff2a113daf