[INFO] crate grin_miner_util 0.5.2 is already in cache
[INFO] testing grin_miner_util-0.5.2 against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274
[INFO] extracting crate grin_miner_util 0.5.2 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate grin_miner_util 0.5.2 on toolchain 28742a1146f10a4f09369baad027a464acb7a766
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate grin_miner_util 0.5.2
[INFO] finished tweaking crates.io crate grin_miner_util 0.5.2
[INFO] tweaked toml for crates.io crate grin_miner_util 0.5.2 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8b0eec508d370b4c77395276ea6d5e1b38b5f9cf5d3a97fdeacbc9774d1c2880
[INFO] running `"docker" "start" "-a" "8b0eec508d370b4c77395276ea6d5e1b38b5f9cf5d3a97fdeacbc9774d1c2880"`
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling proc-macro2 v1.0.10
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling slog v2.1.1
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling take_mut v0.2.2
[INFO] [stderr]    Compiling rustc-demangle v0.1.16
[INFO] [stderr]    Compiling lazy_static v0.2.11
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling dirs-sys v0.3.4
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling dirs v2.0.2
[INFO] [stderr]    Compiling crossbeam-channel v0.4.2
[INFO] [stderr]    Compiling backtrace-sys v0.1.35
[INFO] [stderr]    Compiling term v0.6.1
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling chrono v0.4.11
[INFO] [stderr]    Compiling slog-async v2.5.0
[INFO] [stderr]    Compiling backtrace v0.3.46
[INFO] [stderr]    Compiling slog-term v2.5.0
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]    Compiling grin_miner_util v0.5.2 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/logger.rs:38:1
[INFO] [stderr]    |
[INFO] [stderr] 38 | / lazy_static! {
[INFO] [stderr] 39 | |     /// Flag to observe whether logging was explicitly initialised (don't output otherwise)
[INFO] [stderr] 40 | |     static ref WAS_INIT: Mutex<bool> = Mutex::new(false);
[INFO] [stderr] 41 | |     /// Flag to observe whether tui is running, and we therefore don't want to attempt to write
[INFO] [stderr] ...  |
[INFO] [stderr] 89 | |     };
[INFO] [stderr] 90 | | }
[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 item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/logger.rs:38:1
[INFO] [stderr]    |
[INFO] [stderr] 38 | / lazy_static! {
[INFO] [stderr] 39 | |     /// Flag to observe whether logging was explicitly initialised (don't output otherwise)
[INFO] [stderr] 40 | |     static ref WAS_INIT: Mutex<bool> = Mutex::new(false);
[INFO] [stderr] 41 | |     /// Flag to observe whether tui is running, and we therefore don't want to attempt to write
[INFO] [stderr] ...  |
[INFO] [stderr] 89 | |     };
[INFO] [stderr] 90 | | }
[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 item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/logger.rs:38:1
[INFO] [stderr]    |
[INFO] [stderr] 38 | / lazy_static! {
[INFO] [stderr] 39 | |     /// Flag to observe whether logging was explicitly initialised (don't output otherwise)
[INFO] [stderr] 40 | |     static ref WAS_INIT: Mutex<bool> = Mutex::new(false);
[INFO] [stderr] 41 | |     /// Flag to observe whether tui is running, and we therefore don't want to attempt to write
[INFO] [stderr] ...  |
[INFO] [stderr] 89 | |     };
[INFO] [stderr] 90 | | }
[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 item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/logger.rs:38:1
[INFO] [stderr]    |
[INFO] [stderr] 38 | / lazy_static! {
[INFO] [stderr] 39 | |     /// Flag to observe whether logging was explicitly initialised (don't output otherwise)
[INFO] [stderr] 40 | |     static ref WAS_INIT: Mutex<bool> = Mutex::new(false);
[INFO] [stderr] 41 | |     /// Flag to observe whether tui is running, and we therefore don't want to attempt to write
[INFO] [stderr] ...  |
[INFO] [stderr] 89 | |     };
[INFO] [stderr] 90 | | }
[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: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 09s
[INFO] running `"docker" "inspect" "8b0eec508d370b4c77395276ea6d5e1b38b5f9cf5d3a97fdeacbc9774d1c2880"`
[INFO] running `"docker" "rm" "-f" "8b0eec508d370b4c77395276ea6d5e1b38b5f9cf5d3a97fdeacbc9774d1c2880"`
[INFO] [stdout] 8b0eec508d370b4c77395276ea6d5e1b38b5f9cf5d3a97fdeacbc9774d1c2880
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6a88dbf3786d0dd71c19ae411b2c9f20fbabb1ff87229468fd5bdb4d7808dbe8
[INFO] running `"docker" "start" "-a" "6a88dbf3786d0dd71c19ae411b2c9f20fbabb1ff87229468fd5bdb4d7808dbe8"`
[INFO] [stderr]    Compiling grin_miner_util v0.5.2 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/logger.rs:38:1
[INFO] [stderr]    |
[INFO] [stderr] 38 | / lazy_static! {
[INFO] [stderr] 39 | |     /// Flag to observe whether logging was explicitly initialised (don't output otherwise)
[INFO] [stderr] 40 | |     static ref WAS_INIT: Mutex<bool> = Mutex::new(false);
[INFO] [stderr] 41 | |     /// Flag to observe whether tui is running, and we therefore don't want to attempt to write
[INFO] [stderr] ...  |
[INFO] [stderr] 89 | |     };
[INFO] [stderr] 90 | | }
[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 item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/logger.rs:38:1
[INFO] [stderr]    |
[INFO] [stderr] 38 | / lazy_static! {
[INFO] [stderr] 39 | |     /// Flag to observe whether logging was explicitly initialised (don't output otherwise)
[INFO] [stderr] 40 | |     static ref WAS_INIT: Mutex<bool> = Mutex::new(false);
[INFO] [stderr] 41 | |     /// Flag to observe whether tui is running, and we therefore don't want to attempt to write
[INFO] [stderr] ...  |
[INFO] [stderr] 89 | |     };
[INFO] [stderr] 90 | | }
[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 item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/logger.rs:38:1
[INFO] [stderr]    |
[INFO] [stderr] 38 | / lazy_static! {
[INFO] [stderr] 39 | |     /// Flag to observe whether logging was explicitly initialised (don't output otherwise)
[INFO] [stderr] 40 | |     static ref WAS_INIT: Mutex<bool> = Mutex::new(false);
[INFO] [stderr] 41 | |     /// Flag to observe whether tui is running, and we therefore don't want to attempt to write
[INFO] [stderr] ...  |
[INFO] [stderr] 89 | |     };
[INFO] [stderr] 90 | | }
[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 item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/logger.rs:38:1
[INFO] [stderr]    |
[INFO] [stderr] 38 | / lazy_static! {
[INFO] [stderr] 39 | |     /// Flag to observe whether logging was explicitly initialised (don't output otherwise)
[INFO] [stderr] 40 | |     static ref WAS_INIT: Mutex<bool> = Mutex::new(false);
[INFO] [stderr] 41 | |     /// Flag to observe whether tui is running, and we therefore don't want to attempt to write
[INFO] [stderr] ...  |
[INFO] [stderr] 89 | |     };
[INFO] [stderr] 90 | | }
[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: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/logger.rs:38:1
[INFO] [stderr]    |
[INFO] [stderr] 38 | / lazy_static! {
[INFO] [stderr] 39 | |     /// Flag to observe whether logging was explicitly initialised (don't output otherwise)
[INFO] [stderr] 40 | |     static ref WAS_INIT: Mutex<bool> = Mutex::new(false);
[INFO] [stderr] 41 | |     /// Flag to observe whether tui is running, and we therefore don't want to attempt to write
[INFO] [stderr] ...  |
[INFO] [stderr] 89 | |     };
[INFO] [stderr] 90 | | }
[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 item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/logger.rs:38:1
[INFO] [stderr]    |
[INFO] [stderr] 38 | / lazy_static! {
[INFO] [stderr] 39 | |     /// Flag to observe whether logging was explicitly initialised (don't output otherwise)
[INFO] [stderr] 40 | |     static ref WAS_INIT: Mutex<bool> = Mutex::new(false);
[INFO] [stderr] 41 | |     /// Flag to observe whether tui is running, and we therefore don't want to attempt to write
[INFO] [stderr] ...  |
[INFO] [stderr] 89 | |     };
[INFO] [stderr] 90 | | }
[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 item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/logger.rs:38:1
[INFO] [stderr]    |
[INFO] [stderr] 38 | / lazy_static! {
[INFO] [stderr] 39 | |     /// Flag to observe whether logging was explicitly initialised (don't output otherwise)
[INFO] [stderr] 40 | |     static ref WAS_INIT: Mutex<bool> = Mutex::new(false);
[INFO] [stderr] 41 | |     /// Flag to observe whether tui is running, and we therefore don't want to attempt to write
[INFO] [stderr] ...  |
[INFO] [stderr] 89 | |     };
[INFO] [stderr] 90 | | }
[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 item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/logger.rs:38:1
[INFO] [stderr]    |
[INFO] [stderr] 38 | / lazy_static! {
[INFO] [stderr] 39 | |     /// Flag to observe whether logging was explicitly initialised (don't output otherwise)
[INFO] [stderr] 40 | |     static ref WAS_INIT: Mutex<bool> = Mutex::new(false);
[INFO] [stderr] 41 | |     /// Flag to observe whether tui is running, and we therefore don't want to attempt to write
[INFO] [stderr] ...  |
[INFO] [stderr] 89 | |     };
[INFO] [stderr] 90 | | }
[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: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.33s
[INFO] running `"docker" "inspect" "6a88dbf3786d0dd71c19ae411b2c9f20fbabb1ff87229468fd5bdb4d7808dbe8"`
[INFO] running `"docker" "rm" "-f" "6a88dbf3786d0dd71c19ae411b2c9f20fbabb1ff87229468fd5bdb4d7808dbe8"`
[INFO] [stdout] 6a88dbf3786d0dd71c19ae411b2c9f20fbabb1ff87229468fd5bdb4d7808dbe8
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4da9fed1831f88ad4832c9dc6477a542aced868e67164de605b0b3b69851cce0
[INFO] running `"docker" "start" "-a" "4da9fed1831f88ad4832c9dc6477a542aced868e67164de605b0b3b69851cce0"`
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/logger.rs:38:1
[INFO] [stderr]    |
[INFO] [stderr] 38 | / lazy_static! {
[INFO] [stderr] 39 | |     /// Flag to observe whether logging was explicitly initialised (don't output otherwise)
[INFO] [stderr] 40 | |     static ref WAS_INIT: Mutex<bool> = Mutex::new(false);
[INFO] [stderr] 41 | |     /// Flag to observe whether tui is running, and we therefore don't want to attempt to write
[INFO] [stderr] ...  |
[INFO] [stderr] 89 | |     };
[INFO] [stderr] 90 | | }
[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 item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/logger.rs:38:1
[INFO] [stderr]    |
[INFO] [stderr] 38 | / lazy_static! {
[INFO] [stderr] 39 | |     /// Flag to observe whether logging was explicitly initialised (don't output otherwise)
[INFO] [stderr] 40 | |     static ref WAS_INIT: Mutex<bool> = Mutex::new(false);
[INFO] [stderr] 41 | |     /// Flag to observe whether tui is running, and we therefore don't want to attempt to write
[INFO] [stderr] ...  |
[INFO] [stderr] 89 | |     };
[INFO] [stderr] 90 | | }
[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 item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/logger.rs:38:1
[INFO] [stderr]    |
[INFO] [stderr] 38 | / lazy_static! {
[INFO] [stderr] 39 | |     /// Flag to observe whether logging was explicitly initialised (don't output otherwise)
[INFO] [stderr] 40 | |     static ref WAS_INIT: Mutex<bool> = Mutex::new(false);
[INFO] [stderr] 41 | |     /// Flag to observe whether tui is running, and we therefore don't want to attempt to write
[INFO] [stderr] ...  |
[INFO] [stderr] 89 | |     };
[INFO] [stderr] 90 | | }
[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 item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/logger.rs:38:1
[INFO] [stderr]    |
[INFO] [stderr] 38 | / lazy_static! {
[INFO] [stderr] 39 | |     /// Flag to observe whether logging was explicitly initialised (don't output otherwise)
[INFO] [stderr] 40 | |     static ref WAS_INIT: Mutex<bool> = Mutex::new(false);
[INFO] [stderr] 41 | |     /// Flag to observe whether tui is running, and we therefore don't want to attempt to write
[INFO] [stderr] ...  |
[INFO] [stderr] 89 | |     };
[INFO] [stderr] 90 | | }
[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: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/logger.rs:38:1
[INFO] [stderr]    |
[INFO] [stderr] 38 | / lazy_static! {
[INFO] [stderr] 39 | |     /// Flag to observe whether logging was explicitly initialised (don't output otherwise)
[INFO] [stderr] 40 | |     static ref WAS_INIT: Mutex<bool> = Mutex::new(false);
[INFO] [stderr] 41 | |     /// Flag to observe whether tui is running, and we therefore don't want to attempt to write
[INFO] [stderr] ...  |
[INFO] [stderr] 89 | |     };
[INFO] [stderr] 90 | | }
[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 item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/logger.rs:38:1
[INFO] [stderr]    |
[INFO] [stderr] 38 | / lazy_static! {
[INFO] [stderr] 39 | |     /// Flag to observe whether logging was explicitly initialised (don't output otherwise)
[INFO] [stderr] 40 | |     static ref WAS_INIT: Mutex<bool> = Mutex::new(false);
[INFO] [stderr] 41 | |     /// Flag to observe whether tui is running, and we therefore don't want to attempt to write
[INFO] [stderr] ...  |
[INFO] [stderr] 89 | |     };
[INFO] [stderr] 90 | | }
[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 item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/logger.rs:38:1
[INFO] [stderr]    |
[INFO] [stderr] 38 | / lazy_static! {
[INFO] [stderr] 39 | |     /// Flag to observe whether logging was explicitly initialised (don't output otherwise)
[INFO] [stderr] 40 | |     static ref WAS_INIT: Mutex<bool> = Mutex::new(false);
[INFO] [stderr] 41 | |     /// Flag to observe whether tui is running, and we therefore don't want to attempt to write
[INFO] [stderr] ...  |
[INFO] [stderr] 89 | |     };
[INFO] [stderr] 90 | | }
[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 item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/logger.rs:38:1
[INFO] [stderr]    |
[INFO] [stderr] 38 | / lazy_static! {
[INFO] [stderr] 39 | |     /// Flag to observe whether logging was explicitly initialised (don't output otherwise)
[INFO] [stderr] 40 | |     static ref WAS_INIT: Mutex<bool> = Mutex::new(false);
[INFO] [stderr] 41 | |     /// Flag to observe whether tui is running, and we therefore don't want to attempt to write
[INFO] [stderr] ...  |
[INFO] [stderr] 89 | |     };
[INFO] [stderr] 90 | | }
[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: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.25s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/grin_miner_util-608980d081985072
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test hex::test::test_from_hex ... ok
[INFO] [stdout] test hex::test::test_to_hex ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests grin_miner_util
[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" "4da9fed1831f88ad4832c9dc6477a542aced868e67164de605b0b3b69851cce0"`
[INFO] running `"docker" "rm" "-f" "4da9fed1831f88ad4832c9dc6477a542aced868e67164de605b0b3b69851cce0"`
[INFO] [stdout] 4da9fed1831f88ad4832c9dc6477a542aced868e67164de605b0b3b69851cce0