[INFO] crate tiny-secp256k1 0.1.0 is already in cache
[INFO] testing tiny-secp256k1-0.1.0 against 1.38.0 for beta-1.39-1
[INFO] extracting crate tiny-secp256k1 0.1.0 into work/builds/worker-10/source
[INFO] validating manifest of crates.io crate tiny-secp256k1 0.1.0 on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate tiny-secp256k1 0.1.0
[INFO] finished tweaking crates.io crate tiny-secp256k1 0.1.0
[INFO] tweaked toml for crates.io crate tiny-secp256k1 0.1.0 written to work/builds/worker-10/source/Cargo.toml
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-10/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] 486464ad12971d13e8b6e758e2473fc0e8eb62b09a58180471f0dae3a27de940
[INFO] running `"docker" "start" "-a" "486464ad12971d13e8b6e758e2473fc0e8eb62b09a58180471f0dae3a27de940"`
[INFO] [stderr]    Compiling tiny-secp256k1 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused return value of `core::ops::Mul::mul` that must be used
[INFO] [stderr]    --> src/big_num.rs:281:4
[INFO] [stderr]     |
[INFO] [stderr] 281 |             self.mul(rhs.words[0]);
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.72s
[INFO] running `"docker" "inspect" "486464ad12971d13e8b6e758e2473fc0e8eb62b09a58180471f0dae3a27de940"`
[INFO] running `"docker" "rm" "-f" "486464ad12971d13e8b6e758e2473fc0e8eb62b09a58180471f0dae3a27de940"`
[INFO] [stdout] 486464ad12971d13e8b6e758e2473fc0e8eb62b09a58180471f0dae3a27de940
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-10/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "+1.38.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 79cbde4dcc5616c28e9231e1e78f12165b579cc559c8d3a1ea144e0ad871db0a
[INFO] running `"docker" "start" "-a" "79cbde4dcc5616c28e9231e1e78f12165b579cc559c8d3a1ea144e0ad871db0a"`
[INFO] [stderr]    Compiling serde v0.6.15
[INFO] [stderr]    Compiling serde_json v0.6.1
[INFO] [stderr]    Compiling secp256k1 v0.6.3
[INFO] [stderr]    Compiling tiny-secp256k1 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused return value of `core::ops::Mul::mul` that must be used
[INFO] [stderr]    --> src/big_num.rs:281:4
[INFO] [stderr]     |
[INFO] [stderr] 281 |             self.mul(rhs.words[0]);
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.32s
[INFO] running `"docker" "inspect" "79cbde4dcc5616c28e9231e1e78f12165b579cc559c8d3a1ea144e0ad871db0a"`
[INFO] running `"docker" "rm" "-f" "79cbde4dcc5616c28e9231e1e78f12165b579cc559c8d3a1ea144e0ad871db0a"`
[INFO] [stdout] 79cbde4dcc5616c28e9231e1e78f12165b579cc559c8d3a1ea144e0ad871db0a
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-10/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "+1.38.0" "test" "--frozen"`
[INFO] [stdout] e9e3d76d180dd38f43665fd49f43d934a3ba97ff4641acc0d34bff18ec12ed8c
[INFO] running `"docker" "start" "-a" "e9e3d76d180dd38f43665fd49f43d934a3ba97ff4641acc0d34bff18ec12ed8c"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/tiny_secp256k1-0b0cfb4a388685e1
[INFO] [stdout] 
[INFO] [stdout] running 24 tests
[INFO] [stdout] test big_num::tests::big_num_add_big_num ... ok
[INFO] [stdout] test big_num::tests::big_num_partial_ord_u32 ... ok
[INFO] [stdout] test big_num::tests::big_num_partial_eq_u32 ... ok
[INFO] [stdout] test big_num::tests::big_num_shr ... ok
[INFO] [stdout] test big_num::tests::big_num_sub_big_num ... ok
[INFO] [stdout] test big_num::tests::big_num_sub_big_num_negative ... ok
[INFO] [stdout] test big_num::tests::is_overflow ... ok
[INFO] [stdout] test big_num::tests::mul_k ... ok
[INFO] [stdout] test big_num::tests::multiply ... ok
[INFO] [stdout] test big_num::tests::n_sub_one ... ok
[INFO] [stdout] test big_num::tests::produces_valid_n ... ok
[INFO] [stdout] test big_num::tests::n_naf ... ok
[INFO] [stdout] test big_num::tests::p_naf ... ok
[INFO] [stdout] test big_num::tests::produces_valid_nh ... ok
[INFO] [stdout] test big_num::tests::produces_valid_nc ... ok
[INFO] [stdout] test big_num::tests::produces_valid_p ... ok
[INFO] [stdout] test big_num::tests::produces_valid_psn ... ok
[INFO] [stdout] test big_num::tests::red_reduce ... ok
[INFO] [stdout] test big_num::tests::red_neg ... ok
[INFO] [stdout] test ecj_point::tests::ecj_point_mixed_add ... ok
[INFO] [stdout] test big_num::tests::red_invm ... ok
[INFO] [stdout] test ecj_point::tests::ecj_point_add ... ok
[INFO] [stdout] test tests::create_public_key ... ok
[INFO] [stdout] test tests::create_public_key_empty_phrase ... 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 tiny-secp256k1
[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" "e9e3d76d180dd38f43665fd49f43d934a3ba97ff4641acc0d34bff18ec12ed8c"`
[INFO] running `"docker" "rm" "-f" "e9e3d76d180dd38f43665fd49f43d934a3ba97ff4641acc0d34bff18ec12ed8c"`
[INFO] [stdout] e9e3d76d180dd38f43665fd49f43d934a3ba97ff4641acc0d34bff18ec12ed8c