[INFO] cloning repository https://github.com/termhn/nanopow-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/termhn/nanopow-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftermhn%2Fnanopow-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftermhn%2Fnanopow-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b3a8a84e5f3a2c6028c306e55091f09a03205082
[INFO] testing termhn/nanopow-rs against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftermhn%2Fnanopow-rs" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/termhn/nanopow-rs on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/termhn/nanopow-rs
[INFO] finished tweaking git repo https://github.com/termhn/nanopow-rs
[INFO] tweaked toml for git repo https://github.com/termhn/nanopow-rs written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/termhn/nanopow-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--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 cc v1.0.5
[INFO] [stderr]   Downloaded digest v0.7.2
[INFO] [stderr]   Downloaded memoffset v0.1.0
[INFO] [stderr]   Downloaded crossbeam-epoch v0.2.0
[INFO] [stderr]   Downloaded hex v0.3.1
[INFO] [stderr]   Downloaded crossbeam-channel v0.1.2
[INFO] [stderr]   Downloaded typenum v1.9.0
[INFO] [stderr]   Downloaded parking_lot_core v0.2.11
[INFO] [stderr]   Downloaded blake2 v0.7.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c719c5d4972bd5360743088042a4df4b5d0e5bf7ed0bafd8ec5c4bb9f33c5fd7
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c719c5d4972bd5360743088042a4df4b5d0e5bf7ed0bafd8ec5c4bb9f33c5fd7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c719c5d4972bd5360743088042a4df4b5d0e5bf7ed0bafd8ec5c4bb9f33c5fd7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c719c5d4972bd5360743088042a4df4b5d0e5bf7ed0bafd8ec5c4bb9f33c5fd7", kill_on_drop: false }`
[INFO] [stdout] c719c5d4972bd5360743088042a4df4b5d0e5bf7ed0bafd8ec5c4bb9f33c5fd7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f51527ccf0fd9253394481e98133e3637521f0aaf31354a0b01851d589b939f6
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "f51527ccf0fd9253394481e98133e3637521f0aaf31354a0b01851d589b939f6", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.9.0
[INFO] [stderr]    Compiling smallvec v0.6.0
[INFO] [stderr]    Compiling hex v0.3.1
[INFO] [stderr]    Compiling rand v0.4.2
[INFO] [stderr]    Compiling num_cpus v1.8.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.16
[INFO] [stderr]    Compiling parking_lot_core v0.2.11
[INFO] [stderr]    Compiling parking_lot v0.4.8
[INFO] [stderr]    Compiling generic-array v0.9.0
[INFO] [stderr]    Compiling crossbeam-channel v0.1.2
[INFO] [stderr]    Compiling digest v0.7.2
[INFO] [stderr]    Compiling crypto-mac v0.5.2
[INFO] [stderr]    Compiling blake2 v0.7.0
[INFO] [stderr]    Compiling backtrace v0.3.5
[INFO] [stderr]    Compiling error-chain v0.11.0
[INFO] [stderr]    Compiling nanopow-rs v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:3:1
[INFO] [stdout]    |
[INFO] [stdout] 3  | / error_chain! {
[INFO] [stdout] 4  | |   errors {
[INFO] [stdout] 5  | |     /// Attempted to create an InputHash with incorrect length
[INFO] [stdout] 6  | |     HashLengthError {
[INFO] [stdout] ...  |
[INFO] [stdout] 21 | |   }
[INFO] [stdout] 22 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:3:1
[INFO] [stdout]    |
[INFO] [stdout] 3  | / error_chain! {
[INFO] [stdout] 4  | |   errors {
[INFO] [stdout] 5  | |     /// Attempted to create an InputHash with incorrect length
[INFO] [stdout] 6  | |     HashLengthError {
[INFO] [stdout] ...  |
[INFO] [stdout] 21 | |   }
[INFO] [stdout] 22 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stdout]   --> src/error.rs:3:1
[INFO] [stdout]    |
[INFO] [stdout] 3  | / error_chain! {
[INFO] [stdout] 4  | |   errors {
[INFO] [stdout] 5  | |     /// Attempted to create an InputHash with incorrect length
[INFO] [stdout] 6  | |     HashLengthError {
[INFO] [stdout] ...  |
[INFO] [stdout] 21 | |   }
[INFO] [stdout] 22 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.82s
[INFO] running `Command { std: "docker" "inspect" "f51527ccf0fd9253394481e98133e3637521f0aaf31354a0b01851d589b939f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f51527ccf0fd9253394481e98133e3637521f0aaf31354a0b01851d589b939f6", kill_on_drop: false }`
[INFO] [stdout] f51527ccf0fd9253394481e98133e3637521f0aaf31354a0b01851d589b939f6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eaf668c19826acf74ecb3623e7d0573cd6a7311697191f485e9e9fb4f42d3a4e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "eaf668c19826acf74ecb3623e7d0573cd6a7311697191f485e9e9fb4f42d3a4e", kill_on_drop: false }`
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:3:1
[INFO] [stdout]    |
[INFO] [stdout] 3  | / error_chain! {
[INFO] [stdout] 4  | |   errors {
[INFO] [stdout] 5  | |     /// Attempted to create an InputHash with incorrect length
[INFO] [stdout] 6  | |     HashLengthError {
[INFO] [stdout] ...  |
[INFO] [stdout] 21 | |   }
[INFO] [stdout] 22 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:3:1
[INFO] [stdout]    |
[INFO] [stdout] 3  | / error_chain! {
[INFO] [stdout] 4  | |   errors {
[INFO] [stdout] 5  | |     /// Attempted to create an InputHash with incorrect length
[INFO] [stdout] 6  | |     HashLengthError {
[INFO] [stdout] ...  |
[INFO] [stdout] 21 | |   }
[INFO] [stdout] 22 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling nanopow-rs v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stdout]   --> src/error.rs:3:1
[INFO] [stdout]    |
[INFO] [stdout] 3  | / error_chain! {
[INFO] [stdout] 4  | |   errors {
[INFO] [stdout] 5  | |     /// Attempted to create an InputHash with incorrect length
[INFO] [stdout] 6  | |     HashLengthError {
[INFO] [stdout] ...  |
[INFO] [stdout] 21 | |   }
[INFO] [stdout] 22 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:3:1
[INFO] [stdout]    |
[INFO] [stdout] 3  | / error_chain! {
[INFO] [stdout] 4  | |   errors {
[INFO] [stdout] 5  | |     /// Attempted to create an InputHash with incorrect length
[INFO] [stdout] 6  | |     HashLengthError {
[INFO] [stdout] ...  |
[INFO] [stdout] 21 | |   }
[INFO] [stdout] 22 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:3:1
[INFO] [stdout]    |
[INFO] [stdout] 3  | / error_chain! {
[INFO] [stdout] 4  | |   errors {
[INFO] [stdout] 5  | |     /// Attempted to create an InputHash with incorrect length
[INFO] [stdout] 6  | |     HashLengthError {
[INFO] [stdout] ...  |
[INFO] [stdout] 21 | |   }
[INFO] [stdout] 22 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stdout]   --> src/error.rs:3:1
[INFO] [stdout]    |
[INFO] [stdout] 3  | / error_chain! {
[INFO] [stdout] 4  | |   errors {
[INFO] [stdout] 5  | |     /// Attempted to create an InputHash with incorrect length
[INFO] [stdout] 6  | |     HashLengthError {
[INFO] [stdout] ...  |
[INFO] [stdout] 21 | |   }
[INFO] [stdout] 22 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.27s
[INFO] running `Command { std: "docker" "inspect" "eaf668c19826acf74ecb3623e7d0573cd6a7311697191f485e9e9fb4f42d3a4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eaf668c19826acf74ecb3623e7d0573cd6a7311697191f485e9e9fb4f42d3a4e", kill_on_drop: false }`
[INFO] [stdout] eaf668c19826acf74ecb3623e7d0573cd6a7311697191f485e9e9fb4f42d3a4e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0a0d21e015b7dbdf440009eaf12d78b2e68d170621a06f6c4b62184cb4149d31
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "0a0d21e015b7dbdf440009eaf12d78b2e68d170621a06f6c4b62184cb4149d31", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:3:1
[INFO] [stderr]    |
[INFO] [stderr] 3  | / error_chain! {
[INFO] [stderr] 4  | |   errors {
[INFO] [stderr] 5  | |     /// Attempted to create an InputHash with incorrect length
[INFO] [stderr] 6  | |     HashLengthError {
[INFO] [stderr] ...  |
[INFO] [stderr] 21 | |   }
[INFO] [stderr] 22 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:3:1
[INFO] [stderr]    |
[INFO] [stderr] 3  | / error_chain! {
[INFO] [stderr] 4  | |   errors {
[INFO] [stderr] 5  | |     /// Attempted to create an InputHash with incorrect length
[INFO] [stderr] 6  | |     HashLengthError {
[INFO] [stderr] ...  |
[INFO] [stderr] 21 | |   }
[INFO] [stderr] 22 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/error.rs:3:1
[INFO] [stderr]    |
[INFO] [stderr] 3  | / error_chain! {
[INFO] [stderr] 4  | |   errors {
[INFO] [stderr] 5  | |     /// Attempted to create an InputHash with incorrect length
[INFO] [stderr] 6  | |     HashLengthError {
[INFO] [stderr] ...  |
[INFO] [stderr] 21 | |   }
[INFO] [stderr] 22 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:3:1
[INFO] [stderr]    |
[INFO] [stderr] 3  | / error_chain! {
[INFO] [stderr] 4  | |   errors {
[INFO] [stderr] 5  | |     /// Attempted to create an InputHash with incorrect length
[INFO] [stderr] 6  | |     HashLengthError {
[INFO] [stderr] ...  |
[INFO] [stderr] 21 | |   }
[INFO] [stderr] 22 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:3:1
[INFO] [stderr]    |
[INFO] [stderr] 3  | / error_chain! {
[INFO] [stderr] 4  | |   errors {
[INFO] [stderr] 5  | |     /// Attempted to create an InputHash with incorrect length
[INFO] [stderr] 6  | |     HashLengthError {
[INFO] [stderr] ...  |
[INFO] [stderr] 21 | |   }
[INFO] [stderr] 22 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/error.rs:3:1
[INFO] [stderr]    |
[INFO] [stderr] 3  | / error_chain! {
[INFO] [stderr] 4  | |   errors {
[INFO] [stderr] 5  | |     /// Attempted to create an InputHash with incorrect length
[INFO] [stderr] 6  | |     HashLengthError {
[INFO] [stderr] ...  |
[INFO] [stderr] 21 | |   }
[INFO] [stderr] 22 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/nanopow_rs-b6ce53ff6799d21d
[INFO] [stdout] running 7 tests
[INFO] [stdout] test tests::validates_good_work ... ok
[INFO] [stdout] test tests::creates_work_from_hex_and_bytes ... ok
[INFO] [stdout] test tests::creates_input_hash_from_hex_and_bytes ... ok
[INFO] [stdout] test tests::creates_hex_string_from_work ... ok
[INFO] [stdout] test tests::does_not_validate_bad_work ... ok
[INFO] [stdout] test tests::creates_hex_string_from_input_hash ... ok
[INFO] [stdout] test tests::generates_valid_work ... test tests::generates_valid_work has been running for over 60 seconds
[INFO] [stdout] test tests::generates_valid_work ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests nanopow-rs
[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 `Command { std: "docker" "inspect" "0a0d21e015b7dbdf440009eaf12d78b2e68d170621a06f6c4b62184cb4149d31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a0d21e015b7dbdf440009eaf12d78b2e68d170621a06f6c4b62184cb4149d31", kill_on_drop: false }`
[INFO] [stdout] 0a0d21e015b7dbdf440009eaf12d78b2e68d170621a06f6c4b62184cb4149d31