[INFO] crate buffett-crypto 0.1.1 is already in cache
[INFO] extracting crate buffett-crypto 0.1.1 into work/ex/beta-1.38-1/sources/1.37.0/reg/buffett-crypto/0.1.1
[INFO] extracting crate buffett-crypto 0.1.1 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/buffett-crypto/0.1.1
[INFO] validating manifest of buffett-crypto-0.1.1 on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of buffett-crypto-0.1.1 on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing buffett-crypto-0.1.1
[INFO] finished frobbing buffett-crypto-0.1.1
[INFO] frobbed toml for buffett-crypto-0.1.1 written to work/ex/beta-1.38-1/sources/1.37.0/reg/buffett-crypto/0.1.1/Cargo.toml
[INFO] started frobbing buffett-crypto-0.1.1
[INFO] finished frobbing buffett-crypto-0.1.1
[INFO] frobbed toml for buffett-crypto-0.1.1 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/buffett-crypto/0.1.1/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing buffett-crypto-0.1.1 against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/buffett-crypto/0.1.1:/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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] ea615419250617b25038e80b4476b00db58bdd72d1d3aee8f9517af76005dc30
[INFO] running `"docker" "start" "-a" "ea615419250617b25038e80b4476b00db58bdd72d1d3aee8f9517af76005dc30"`
[INFO] [stderr]    Compiling bs58 v0.2.4
[INFO] [stderr]    Compiling ring v0.13.5
[INFO] [stderr]    Compiling generic-array v0.12.3
[INFO] [stderr]    Compiling buffett-interface v0.1.0
[INFO] [stderr]    Compiling buffett-crypto v0.1.1 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/signature.rs:95:54
[INFO] [stderr]    |
[INFO] [stderr] 95 | pub fn read_pkcs8(path: &str) -> Result<Vec<u8>, Box<error::Error>> {
[INFO] [stderr]    |                                                      ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/signature.rs:101:56
[INFO] [stderr]     |
[INFO] [stderr] 101 | pub fn read_keypair(path: &str) -> Result<Keypair, Box<error::Error>> {
[INFO] [stderr]     |                                                        ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.67s
[INFO] running `"docker" "inspect" "ea615419250617b25038e80b4476b00db58bdd72d1d3aee8f9517af76005dc30"`
[INFO] running `"docker" "rm" "-f" "ea615419250617b25038e80b4476b00db58bdd72d1d3aee8f9517af76005dc30"`
[INFO] [stdout] ea615419250617b25038e80b4476b00db58bdd72d1d3aee8f9517af76005dc30
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/buffett-crypto/0.1.1:/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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] c84a550b82f6fce125187dc4ac43789b9cd8896a096ed24db3f0efdb74166a46
[INFO] running `"docker" "start" "-a" "c84a550b82f6fce125187dc4ac43789b9cd8896a096ed24db3f0efdb74166a46"`
[INFO] [stderr]    Compiling buffett-crypto v0.1.1 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/signature.rs:95:54
[INFO] [stderr]    |
[INFO] [stderr] 95 | pub fn read_pkcs8(path: &str) -> Result<Vec<u8>, Box<error::Error>> {
[INFO] [stderr]    |                                                      ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/signature.rs:101:56
[INFO] [stderr]     |
[INFO] [stderr] 101 | pub fn read_keypair(path: &str) -> Result<Keypair, Box<error::Error>> {
[INFO] [stderr]     |                                                        ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.97s
[INFO] running `"docker" "inspect" "c84a550b82f6fce125187dc4ac43789b9cd8896a096ed24db3f0efdb74166a46"`
[INFO] running `"docker" "rm" "-f" "c84a550b82f6fce125187dc4ac43789b9cd8896a096ed24db3f0efdb74166a46"`
[INFO] [stdout] c84a550b82f6fce125187dc4ac43789b9cd8896a096ed24db3f0efdb74166a46
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/buffett-crypto/0.1.1:/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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 3a26604bdca3e8fc5fbb26ac5c2496ebb84b7e6aa73023dd28d1d2da3f0e5e5d
[INFO] running `"docker" "start" "-a" "3a26604bdca3e8fc5fbb26ac5c2496ebb84b7e6aa73023dd28d1d2da3f0e5e5d"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/buffett_crypto-04d1162cd5ecd7b6
[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] [stderr]    Doc-tests buffett-crypto
[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" "3a26604bdca3e8fc5fbb26ac5c2496ebb84b7e6aa73023dd28d1d2da3f0e5e5d"`
[INFO] running `"docker" "rm" "-f" "3a26604bdca3e8fc5fbb26ac5c2496ebb84b7e6aa73023dd28d1d2da3f0e5e5d"`
[INFO] [stdout] 3a26604bdca3e8fc5fbb26ac5c2496ebb84b7e6aa73023dd28d1d2da3f0e5e5d