[INFO] cloning repository https://github.com/michaelsdunn1/bitcoin
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/michaelsdunn1/bitcoin" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmichaelsdunn1%2Fbitcoin", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmichaelsdunn1%2Fbitcoin'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 73c262ebdd755038e08fa132c518922ccbd5c246
[INFO] testing michaelsdunn1/bitcoin against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmichaelsdunn1%2Fbitcoin" "/workspace/builds/worker-46/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-46/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/michaelsdunn1/bitcoin 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 git repo https://github.com/michaelsdunn1/bitcoin
[INFO] finished tweaking git repo https://github.com/michaelsdunn1/bitcoin
[INFO] tweaked toml for git repo https://github.com/michaelsdunn1/bitcoin written to /workspace/builds/worker-46/source/Cargo.toml
[INFO] crate git repo https://github.com/michaelsdunn1/bitcoin already has a lockfile, it will not be regenerated
[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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ripemd160 v0.7.0
[INFO] [stderr]   Downloaded sha2 v0.5.3
[INFO] [stderr]   Downloaded generic-array v0.7.3
[INFO] [stderr]   Downloaded digest v0.7.5
[INFO] [stderr]   Downloaded cc v1.0.22
[INFO] [stderr]   Downloaded secp256k1 v0.11.1
[INFO] [stderr]   Downloaded base16 v0.1.1
[INFO] [stderr]   Downloaded digest v0.5.2
[INFO] [stderr]   Downloaded digest-buffer v0.3.1
[INFO] [stderr]   Downloaded byte-tools v0.1.3
[INFO] [stderr]   Downloaded serde v1.0.76
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-46/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-46/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] 04a3d803dbbfc2b3ef85f7ae8d881ffbe0b33e851be6cce359a867f8e555fdde
[INFO] running `Command { std: "docker" "start" "-a" "04a3d803dbbfc2b3ef85f7ae8d881ffbe0b33e851be6cce359a867f8e555fdde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "04a3d803dbbfc2b3ef85f7ae8d881ffbe0b33e851be6cce359a867f8e555fdde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04a3d803dbbfc2b3ef85f7ae8d881ffbe0b33e851be6cce359a867f8e555fdde", kill_on_drop: false }`
[INFO] [stdout] 04a3d803dbbfc2b3ef85f7ae8d881ffbe0b33e851be6cce359a867f8e555fdde
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-46/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-46/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] 5dfbc2c7ed4ac25fd92a3bbe2580a43cd66bcfc91cba8b2a099ca3761603dba7
[INFO] running `Command { std: "docker" "start" "-a" "5dfbc2c7ed4ac25fd92a3bbe2580a43cd66bcfc91cba8b2a099ca3761603dba7", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.10.0
[INFO] [stderr]    Compiling nodrop v0.1.12
[INFO] [stderr]    Compiling cc v1.0.22
[INFO] [stderr]    Compiling serde v1.0.76
[INFO] [stderr]    Compiling libc v0.2.43
[INFO] [stderr]    Compiling byte-tools v0.1.3
[INFO] [stderr]    Compiling byte-tools v0.2.0
[INFO] [stderr]    Compiling arrayref v0.3.5
[INFO] [stderr]    Compiling rand_core v0.2.1
[INFO] [stderr]    Compiling byteorder v1.2.6
[INFO] [stderr]    Compiling base58 v0.1.0
[INFO] [stderr]    Compiling base16 v0.1.1
[INFO] [stderr]    Compiling block-buffer v0.3.3
[INFO] [stderr]    Compiling rand v0.4.3
[INFO] [stderr]    Compiling rand v0.5.5
[INFO] [stderr]    Compiling secp256k1 v0.11.1
[INFO] [stderr]    Compiling generic-array v0.7.3
[INFO] [stderr]    Compiling generic-array v0.9.0
[INFO] [stderr]    Compiling digest v0.5.2
[INFO] [stderr]    Compiling digest-buffer v0.3.1
[INFO] [stderr]    Compiling digest v0.7.5
[INFO] [stderr]    Compiling sha2 v0.5.3
[INFO] [stderr]    Compiling ripemd160 v0.7.0
[INFO] [stderr]    Compiling bitcoin v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Secp256k1`
[INFO] [stdout]   --> src/keys.rs:15:23
[INFO] [stdout]    |
[INFO] [stdout] 15 | use self::secp256k1::{Secp256k1, SecretKey, PublicKey};
[INFO] [stdout]    |                       ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/keys.rs:74:5
[INFO] [stdout]    |
[INFO] [stdout] 74 |     &buf.clone_from_slice(hasher.result().as_slice());
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 74 |     let _ = &buf.clone_from_slice(hasher.result().as_slice());
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/keys.rs:82:5
[INFO] [stdout]    |
[INFO] [stdout] 82 |     &buf.clone_from_slice(hasher.result().as_slice());
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 82 |     let _ = &buf.clone_from_slice(hasher.result().as_slice());
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.04s
[INFO] running `Command { std: "docker" "inspect" "5dfbc2c7ed4ac25fd92a3bbe2580a43cd66bcfc91cba8b2a099ca3761603dba7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5dfbc2c7ed4ac25fd92a3bbe2580a43cd66bcfc91cba8b2a099ca3761603dba7", kill_on_drop: false }`
[INFO] [stdout] 5dfbc2c7ed4ac25fd92a3bbe2580a43cd66bcfc91cba8b2a099ca3761603dba7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-46/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-46/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] 9115806066e2c2205b9cc73e1b5faf43e1d2d0a9b3690089b5ef1db1b4a2f97c
[INFO] running `Command { std: "docker" "start" "-a" "9115806066e2c2205b9cc73e1b5faf43e1d2d0a9b3690089b5ef1db1b4a2f97c", kill_on_drop: false }`
[INFO] [stderr]    Compiling bitcoin v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Secp256k1`
[INFO] [stdout]   --> src/keys.rs:15:23
[INFO] [stdout]    |
[INFO] [stdout] 15 | use self::secp256k1::{Secp256k1, SecretKey, PublicKey};
[INFO] [stdout]    |                       ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/keys.rs:74:5
[INFO] [stdout]    |
[INFO] [stdout] 74 |     &buf.clone_from_slice(hasher.result().as_slice());
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 74 |     let _ = &buf.clone_from_slice(hasher.result().as_slice());
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/keys.rs:82:5
[INFO] [stdout]    |
[INFO] [stdout] 82 |     &buf.clone_from_slice(hasher.result().as_slice());
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 82 |     let _ = &buf.clone_from_slice(hasher.result().as_slice());
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/keys.rs:74:5
[INFO] [stdout]    |
[INFO] [stdout] 74 |     &buf.clone_from_slice(hasher.result().as_slice());
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 74 |     let _ = &buf.clone_from_slice(hasher.result().as_slice());
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/keys.rs:82:5
[INFO] [stdout]    |
[INFO] [stdout] 82 |     &buf.clone_from_slice(hasher.result().as_slice());
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 82 |     let _ = &buf.clone_from_slice(hasher.result().as_slice());
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "9115806066e2c2205b9cc73e1b5faf43e1d2d0a9b3690089b5ef1db1b4a2f97c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9115806066e2c2205b9cc73e1b5faf43e1d2d0a9b3690089b5ef1db1b4a2f97c", kill_on_drop: false }`
[INFO] [stdout] 9115806066e2c2205b9cc73e1b5faf43e1d2d0a9b3690089b5ef1db1b4a2f97c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-46/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-46/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] 3fec4d9b9140e4c4c0bf7ca08da42ae0340254304cc5a1fd33e6b393faeb5664
[INFO] running `Command { std: "docker" "start" "-a" "3fec4d9b9140e4c4c0bf7ca08da42ae0340254304cc5a1fd33e6b393faeb5664", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `Secp256k1`
[INFO] [stderr]   --> src/keys.rs:15:23
[INFO] [stderr]    |
[INFO] [stderr] 15 | use self::secp256k1::{Secp256k1, SecretKey, PublicKey};
[INFO] [stderr]    |                       ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]   --> src/keys.rs:74:5
[INFO] [stderr]    |
[INFO] [stderr] 74 |     &buf.clone_from_slice(hasher.result().as_slice());
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 74 |     let _ = &buf.clone_from_slice(hasher.result().as_slice());
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]   --> src/keys.rs:82:5
[INFO] [stderr]    |
[INFO] [stderr] 82 |     &buf.clone_from_slice(hasher.result().as_slice());
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stderr]    |
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 82 |     let _ = &buf.clone_from_slice(hasher.result().as_slice());
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `bitcoin` (lib) generated 3 warnings
[INFO] [stderr] warning: `bitcoin` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/bitcoin-0e9e3a8cf206f952)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test keys::test_base58_check_decode ... ok
[INFO] [stdout] test keys::test_wif ... ok
[INFO] [stdout] test keys::test_wif_compressed ... ok
[INFO] [stdout] test keys::test_address ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/bitcoin-336d5d38f7573aff)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests bitcoin
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3fec4d9b9140e4c4c0bf7ca08da42ae0340254304cc5a1fd33e6b393faeb5664", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3fec4d9b9140e4c4c0bf7ca08da42ae0340254304cc5a1fd33e6b393faeb5664", kill_on_drop: false }`
[INFO] [stdout] 3fec4d9b9140e4c4c0bf7ca08da42ae0340254304cc5a1fd33e6b393faeb5664