[INFO] fetching crate coins-core 0.3.0...
[INFO] testing coins-core-0.3.0 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate coins-core 0.3.0 into /workspace/builds/worker-74/source
[INFO] validating manifest of crates.io crate coins-core 0.3.0 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate coins-core 0.3.0
[INFO] finished tweaking crates.io crate coins-core 0.3.0
[INFO] tweaked toml for crates.io crate coins-core 0.3.0 written to /workspace/builds/worker-74/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fb8e3603ea78783eb8c8c95a7ba08a3ce6bf0557e1d2173baf494d89a22ae718
[INFO] running `Command { std: "docker" "start" "-a" "fb8e3603ea78783eb8c8c95a7ba08a3ce6bf0557e1d2173baf494d89a22ae718", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fb8e3603ea78783eb8c8c95a7ba08a3ce6bf0557e1d2173baf494d89a22ae718", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb8e3603ea78783eb8c8c95a7ba08a3ce6bf0557e1d2173baf494d89a22ae718", kill_on_drop: false }`
[INFO] [stdout] fb8e3603ea78783eb8c8c95a7ba08a3ce6bf0557e1d2173baf494d89a22ae718
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9b741a7ef3504a530f1f9737e6fc50055cbafc05ec4a4003c273f31d5e4e9254
[INFO] running `Command { std: "docker" "start" "-a" "9b741a7ef3504a530f1f9737e6fc50055cbafc05ec4a4003c273f31d5e4e9254", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.14.0
[INFO] [stderr]    Compiling byte-tools v0.3.1
[INFO] [stderr]    Compiling block-padding v0.2.1
[INFO] [stderr]    Compiling opaque-debug v0.3.0
[INFO] [stderr]    Compiling subtle v2.4.1
[INFO] [stderr]    Compiling opaque-debug v0.2.3
[INFO] [stderr]    Compiling fake-simd v0.1.2
[INFO] [stderr]    Compiling cpufeatures v0.2.1
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling base58 v0.1.0
[INFO] [stderr]    Compiling keccak v0.1.0
[INFO] [stderr]    Compiling bech32 v0.7.3
[INFO] [stderr]    Compiling base64 v0.12.3
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling block-padding v0.1.5
[INFO] [stderr]    Compiling generic-array v0.12.4
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling sha2 v0.8.2
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling crypto-mac v0.8.0
[INFO] [stderr]    Compiling base58check v0.1.0
[INFO] [stderr]    Compiling blake2 v0.9.2
[INFO] [stderr]    Compiling ripemd160 v0.9.1
[INFO] [stderr]    Compiling sha3 v0.9.1
[INFO] [stderr]    Compiling sha2 v0.9.8
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling coins-core v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.38s
[INFO] running `Command { std: "docker" "inspect" "9b741a7ef3504a530f1f9737e6fc50055cbafc05ec4a4003c273f31d5e4e9254", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b741a7ef3504a530f1f9737e6fc50055cbafc05ec4a4003c273f31d5e4e9254", kill_on_drop: false }`
[INFO] [stdout] 9b741a7ef3504a530f1f9737e6fc50055cbafc05ec4a4003c273f31d5e4e9254
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8143a188acab00c933c02bb94300bb47820e2620832e72d6d087ef96fa6b23c7
[INFO] running `Command { std: "docker" "start" "-a" "8143a188acab00c933c02bb94300bb47820e2620832e72d6d087ef96fa6b23c7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling coins-core v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.71s
[INFO] running `Command { std: "docker" "inspect" "8143a188acab00c933c02bb94300bb47820e2620832e72d6d087ef96fa6b23c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8143a188acab00c933c02bb94300bb47820e2620832e72d6d087ef96fa6b23c7", kill_on_drop: false }`
[INFO] [stdout] 8143a188acab00c933c02bb94300bb47820e2620832e72d6d087ef96fa6b23c7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fc5020d24d6f3b18fa9ccabc6005f82de1431879c99baf26a4e1c91a6ed0ffd0
[INFO] running `Command { std: "docker" "start" "-a" "fc5020d24d6f3b18fa9ccabc6005f82de1431879c99baf26a4e1c91a6ed0ffd0", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/coins_core-acfda7c254b37c00)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test ser::test::it_implements_seq_ops_for_u8 ... ok
[INFO] [stdout] test ser::test::it_matches_byte_len_and_prefix ... ok
[INFO] [stdout] test ser::test::it_implements_byteformat_for_u8 ... ok
[INFO] [stdout] test enc::bases::test::it_should_encode_and_decode_arbitrary_bech32 ... ok
[INFO] [stdout] test enc::bases::test::it_should_error_on_wrong_version_and_hrp_and_invalid_addrs ... ok
[INFO] [stdout] test enc::bases::test::it_should_encode_and_decode_base58_pkh ... ok
[INFO] [stdout] test enc::bases::test::it_should_encode_and_decode_base58_sh ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests coins-core
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/ser.rs - ser::ByteFormat::read_from (line 207) ... ok
[INFO] [stdout] test src/ser.rs - ser::ByteFormat::write_seq_to (line 279) ... ok
[INFO] [stdout] test src/ser.rs - ser::ByteFormat::write_to (line 224) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.72s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "fc5020d24d6f3b18fa9ccabc6005f82de1431879c99baf26a4e1c91a6ed0ffd0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc5020d24d6f3b18fa9ccabc6005f82de1431879c99baf26a4e1c91a6ed0ffd0", kill_on_drop: false }`
[INFO] [stdout] fc5020d24d6f3b18fa9ccabc6005f82de1431879c99baf26a4e1c91a6ed0ffd0