[INFO] updating cached repository termhn/nanopow-rs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/termhn/nanopow-rs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/termhn/nanopow-rs" "work/ex/beta-1.38-1/sources/1.37.0/gh/termhn/nanopow-rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/termhn/nanopow-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/termhn/nanopow-rs" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/termhn/nanopow-rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/termhn/nanopow-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b3a8a84e5f3a2c6028c306e55091f09a03205082
[INFO] sha for GitHub repo termhn/nanopow-rs: b3a8a84e5f3a2c6028c306e55091f09a03205082
[INFO] validating manifest of termhn/nanopow-rs 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 termhn/nanopow-rs 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 termhn/nanopow-rs
[INFO] finished frobbing termhn/nanopow-rs
[INFO] frobbed toml for termhn/nanopow-rs written to work/ex/beta-1.38-1/sources/1.37.0/gh/termhn/nanopow-rs/Cargo.toml
[INFO] started frobbing termhn/nanopow-rs
[INFO] finished frobbing termhn/nanopow-rs
[INFO] frobbed toml for termhn/nanopow-rs written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/termhn/nanopow-rs/Cargo.toml
[INFO] crate termhn/nanopow-rs already has a lockfile, it will not be regenerated
[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 termhn/nanopow-rs 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-5/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/termhn/nanopow-rs:/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] ea3361e278bb627c17c73ec4d6aa15b7fdbeb48551d03311b2a31a4f6339a0f9
[INFO] running `"docker" "start" "-a" "ea3361e278bb627c17c73ec4d6aa15b7fdbeb48551d03311b2a31a4f6339a0f9"`
[INFO] [stderr]    Compiling cc v1.0.5
[INFO] [stderr]    Compiling memoffset v0.1.0
[INFO] [stderr]    Compiling blake2 v0.7.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.2.0
[INFO] [stderr]    Compiling crossbeam-channel v0.1.2
[INFO] [stderr]    Compiling backtrace-sys v0.1.16
[INFO] [stderr]    Compiling backtrace v0.3.5
[INFO] [stderr]    Compiling error-chain v0.11.0
[INFO] [stderr]    Compiling nanopow-rs v0.3.1 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item '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: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item '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 outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.42s
[INFO] running `"docker" "inspect" "ea3361e278bb627c17c73ec4d6aa15b7fdbeb48551d03311b2a31a4f6339a0f9"`
[INFO] running `"docker" "rm" "-f" "ea3361e278bb627c17c73ec4d6aa15b7fdbeb48551d03311b2a31a4f6339a0f9"`
[INFO] [stdout] ea3361e278bb627c17c73ec4d6aa15b7fdbeb48551d03311b2a31a4f6339a0f9
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/termhn/nanopow-rs:/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] 81aa5e8f8990fb08987b7ebd303204fad7147ec6a35fc2de0bf1d71a3fc351cb
[INFO] running `"docker" "start" "-a" "81aa5e8f8990fb08987b7ebd303204fad7147ec6a35fc2de0bf1d71a3fc351cb"`
[INFO] [stderr]    Compiling nanopow-rs v0.3.1 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item '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: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item '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 outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.03s
[INFO] running `"docker" "inspect" "81aa5e8f8990fb08987b7ebd303204fad7147ec6a35fc2de0bf1d71a3fc351cb"`
[INFO] running `"docker" "rm" "-f" "81aa5e8f8990fb08987b7ebd303204fad7147ec6a35fc2de0bf1d71a3fc351cb"`
[INFO] [stdout] 81aa5e8f8990fb08987b7ebd303204fad7147ec6a35fc2de0bf1d71a3fc351cb
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/termhn/nanopow-rs:/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] fcee6b01cbc8df96d9e85ecf77e7f74e3b79a13355afebcfccebd1af2c53efe4
[INFO] running `"docker" "start" "-a" "fcee6b01cbc8df96d9e85ecf77e7f74e3b79a13355afebcfccebd1af2c53efe4"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/nanopow_rs-de8cb155a8901b89
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test tests::validates_good_work ... ok
[INFO] [stdout] test tests::creates_hex_string_from_work ... ok
[INFO] [stdout] test tests::creates_hex_string_from_input_hash ... ok
[INFO] [stdout] test tests::creates_input_hash_from_hex_and_bytes ... ok
[INFO] [stdout] test tests::creates_work_from_hex_and_bytes ... ok
[INFO] [stdout] test tests::does_not_validate_bad_work ... 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 `"docker" "inspect" "fcee6b01cbc8df96d9e85ecf77e7f74e3b79a13355afebcfccebd1af2c53efe4"`
[INFO] running `"docker" "rm" "-f" "fcee6b01cbc8df96d9e85ecf77e7f74e3b79a13355afebcfccebd1af2c53efe4"`
[INFO] [stdout] fcee6b01cbc8df96d9e85ecf77e7f74e3b79a13355afebcfccebd1af2c53efe4