[INFO] updating cached repository https://github.com/ZeProf10T/Subnet-calculator
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] [stderr] From https://github.com/ZeProf10T/Subnet-calculator
[INFO] [stderr]    a7bc748..9075228  master     -> master
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 9075228f0ab41e3b8fed8d063364c617b61757e3
[INFO] testing ZeProf10T/Subnet-calculator against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZeProf10T%2FSubnet-calculator" "/workspace/builds/worker-4/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ZeProf10T/Subnet-calculator on toolchain 28742a1146f10a4f09369baad027a464acb7a766
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/ZeProf10T/Subnet-calculator
[INFO] finished tweaking git repo https://github.com/ZeProf10T/Subnet-calculator
[INFO] tweaked toml for git repo https://github.com/ZeProf10T/Subnet-calculator written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/ZeProf10T/Subnet-calculator already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] warning: dependency (clap) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] running `"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" "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] 742434a5635ca6e52feabff4e063916b3ef08257e2fb8c6f2482d556ca30f0d9
[INFO] running `"docker" "start" "-a" "742434a5635ca6e52feabff4e063916b3ef08257e2fb8c6f2482d556ca30f0d9"`
[INFO] [stderr] warning: dependency (clap) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling libc v0.2.68
[INFO] [stderr]    Compiling ryu v1.0.3
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling yaml-rust v0.3.5
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling regex-automata v0.1.9
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling bstr v0.2.12
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling csv v1.1.3
[INFO] [stderr]    Compiling subnet-calculator v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `std::error::Error`
[INFO] [stderr]  --> src/show.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::error::Error;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `first`
[INFO] [stderr]   --> src/export.rs:59:9
[INFO] [stderr]    |
[INFO] [stderr] 59 |     let first = ipv6::address::first(&network);
[INFO] [stderr]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_first`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `last`
[INFO] [stderr]   --> src/export.rs:60:9
[INFO] [stderr]    |
[INFO] [stderr] 60 |     let last = ipv6::address::last(&broadcast);
[INFO] [stderr]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_last`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `hosts`
[INFO] [stderr]   --> src/export.rs:62:9
[INFO] [stderr]    |
[INFO] [stderr] 62 |     let hosts = ipv6::utils::host_count(&wildcard);
[INFO] [stderr]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_hosts`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `cidr`
[INFO] [stderr]   --> src/export.rs:63:9
[INFO] [stderr]    |
[INFO] [stderr] 63 |     let cidr = ipv6::utils::mask_to_cidr(&mask);
[INFO] [stderr]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_cidr`
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::error::Error`
[INFO] [stderr]  --> src/show.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::error::Error;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]   --> src/main.rs:62:142
[INFO] [stderr]    |
[INFO] [stderr] 62 |                     export::quatre(ip, mask, subnet_mask, file).unwrap_or_else(|e| eprintln!("Error in the creation of the file !,\n {}",e));;
[INFO] [stderr]    |                                                                                                                                              ^ help: remove this semicolon
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `first`
[INFO] [stderr]   --> src/export.rs:59:9
[INFO] [stderr]    |
[INFO] [stderr] 59 |     let first = ipv6::address::first(&network);
[INFO] [stderr]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_first`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `last`
[INFO] [stderr]   --> src/export.rs:60:9
[INFO] [stderr]    |
[INFO] [stderr] 60 |     let last = ipv6::address::last(&broadcast);
[INFO] [stderr]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_last`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `hosts`
[INFO] [stderr]   --> src/export.rs:62:9
[INFO] [stderr]    |
[INFO] [stderr] 62 |     let hosts = ipv6::utils::host_count(&wildcard);
[INFO] [stderr]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_hosts`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `cidr`
[INFO] [stderr]   --> src/export.rs:63:9
[INFO] [stderr]    |
[INFO] [stderr] 63 |     let cidr = ipv6::utils::mask_to_cidr(&mask);
[INFO] [stderr]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_cidr`
[INFO] [stderr] 
[INFO] [stderr] warning: 6 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 35.11s
[INFO] running `"docker" "inspect" "742434a5635ca6e52feabff4e063916b3ef08257e2fb8c6f2482d556ca30f0d9"`
[INFO] running `"docker" "rm" "-f" "742434a5635ca6e52feabff4e063916b3ef08257e2fb8c6f2482d556ca30f0d9"`
[INFO] [stdout] 742434a5635ca6e52feabff4e063916b3ef08257e2fb8c6f2482d556ca30f0d9
[INFO] running `"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" "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] ec0f94f6a7c31c2b22bec6c3ab717e5b6813c4faf1f78fa90d7d375eaa26b2ee
[INFO] running `"docker" "start" "-a" "ec0f94f6a7c31c2b22bec6c3ab717e5b6813c4faf1f78fa90d7d375eaa26b2ee"`
[INFO] [stderr] warning: dependency (clap) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]    Compiling subnet-calculator v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `std::error::Error`
[INFO] [stderr]  --> src/show.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::error::Error;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `first`
[INFO] [stderr]   --> src/export.rs:59:9
[INFO] [stderr]    |
[INFO] [stderr] 59 |     let first = ipv6::address::first(&network);
[INFO] [stderr]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_first`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `last`
[INFO] [stderr]   --> src/export.rs:60:9
[INFO] [stderr]    |
[INFO] [stderr] 60 |     let last = ipv6::address::last(&broadcast);
[INFO] [stderr]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_last`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `hosts`
[INFO] [stderr]   --> src/export.rs:62:9
[INFO] [stderr]    |
[INFO] [stderr] 62 |     let hosts = ipv6::utils::host_count(&wildcard);
[INFO] [stderr]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_hosts`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `cidr`
[INFO] [stderr]   --> src/export.rs:63:9
[INFO] [stderr]    |
[INFO] [stderr] 63 |     let cidr = ipv6::utils::mask_to_cidr(&mask);
[INFO] [stderr]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_cidr`
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::error::Error`
[INFO] [stderr]  --> src/show.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::error::Error;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]   --> src/main.rs:62:142
[INFO] [stderr]    |
[INFO] [stderr] 62 |                     export::quatre(ip, mask, subnet_mask, file).unwrap_or_else(|e| eprintln!("Error in the creation of the file !,\n {}",e));;
[INFO] [stderr]    |                                                                                                                                              ^ help: remove this semicolon
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `first`
[INFO] [stderr]   --> src/export.rs:59:9
[INFO] [stderr]    |
[INFO] [stderr] 59 |     let first = ipv6::address::first(&network);
[INFO] [stderr]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_first`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `last`
[INFO] [stderr]   --> src/export.rs:60:9
[INFO] [stderr]    |
[INFO] [stderr] 60 |     let last = ipv6::address::last(&broadcast);
[INFO] [stderr]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_last`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `hosts`
[INFO] [stderr]   --> src/export.rs:62:9
[INFO] [stderr]    |
[INFO] [stderr] 62 |     let hosts = ipv6::utils::host_count(&wildcard);
[INFO] [stderr]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_hosts`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `cidr`
[INFO] [stderr]   --> src/export.rs:63:9
[INFO] [stderr]    |
[INFO] [stderr] 63 |     let cidr = ipv6::utils::mask_to_cidr(&mask);
[INFO] [stderr]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_cidr`
[INFO] [stderr] 
[INFO] [stderr] warning: 6 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::error::Error`
[INFO] [stderr]  --> src/show.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::error::Error;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::error::Error`
[INFO] [stderr]  --> src/show.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::error::Error;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]   --> src/main.rs:62:142
[INFO] [stderr]    |
[INFO] [stderr] 62 |                     export::quatre(ip, mask, subnet_mask, file).unwrap_or_else(|e| eprintln!("Error in the creation of the file !,\n {}",e));;
[INFO] [stderr]    |                                                                                                                                              ^ help: remove this semicolon
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `first`
[INFO] [stderr]   --> src/export.rs:59:9
[INFO] [stderr]    |
[INFO] [stderr] 59 |     let first = ipv6::address::first(&network);
[INFO] [stderr]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_first`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `last`
[INFO] [stderr]   --> src/export.rs:60:9
[INFO] [stderr]    |
[INFO] [stderr] 60 |     let last = ipv6::address::last(&broadcast);
[INFO] [stderr]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_last`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `hosts`
[INFO] [stderr]   --> src/export.rs:62:9
[INFO] [stderr]    |
[INFO] [stderr] 62 |     let hosts = ipv6::utils::host_count(&wildcard);
[INFO] [stderr]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_hosts`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `cidr`
[INFO] [stderr]   --> src/export.rs:63:9
[INFO] [stderr]    |
[INFO] [stderr] 63 |     let cidr = ipv6::utils::mask_to_cidr(&mask);
[INFO] [stderr]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_cidr`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `first`
[INFO] [stderr]   --> src/export.rs:59:9
[INFO] [stderr]    |
[INFO] [stderr] 59 |     let first = ipv6::address::first(&network);
[INFO] [stderr]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_first`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `last`
[INFO] [stderr]   --> src/export.rs:60:9
[INFO] [stderr]    |
[INFO] [stderr] 60 |     let last = ipv6::address::last(&broadcast);
[INFO] [stderr]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_last`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `hosts`
[INFO] [stderr]   --> src/export.rs:62:9
[INFO] [stderr]    |
[INFO] [stderr] 62 |     let hosts = ipv6::utils::host_count(&wildcard);
[INFO] [stderr]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_hosts`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `cidr`
[INFO] [stderr]   --> src/export.rs:63:9
[INFO] [stderr]    |
[INFO] [stderr] 63 |     let cidr = ipv6::utils::mask_to_cidr(&mask);
[INFO] [stderr]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_cidr`
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 6 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.30s
[INFO] running `"docker" "inspect" "ec0f94f6a7c31c2b22bec6c3ab717e5b6813c4faf1f78fa90d7d375eaa26b2ee"`
[INFO] running `"docker" "rm" "-f" "ec0f94f6a7c31c2b22bec6c3ab717e5b6813c4faf1f78fa90d7d375eaa26b2ee"`
[INFO] [stdout] ec0f94f6a7c31c2b22bec6c3ab717e5b6813c4faf1f78fa90d7d375eaa26b2ee
[INFO] running `"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" "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] 9bb1c318994a50c1ac2828aef01e4964374fcbb34da68debf9e3e80c3d72b3f5
[INFO] running `"docker" "start" "-a" "9bb1c318994a50c1ac2828aef01e4964374fcbb34da68debf9e3e80c3d72b3f5"`
[INFO] [stderr] warning: dependency (clap) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr] warning: unused import: `std::error::Error`
[INFO] [stderr]  --> src/show.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::error::Error;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `first`
[INFO] [stderr]   --> src/export.rs:59:9
[INFO] [stderr]    |
[INFO] [stderr] 59 |     let first = ipv6::address::first(&network);
[INFO] [stderr]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_first`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `last`
[INFO] [stderr]   --> src/export.rs:60:9
[INFO] [stderr]    |
[INFO] [stderr] 60 |     let last = ipv6::address::last(&broadcast);
[INFO] [stderr]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_last`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `hosts`
[INFO] [stderr]   --> src/export.rs:62:9
[INFO] [stderr]    |
[INFO] [stderr] 62 |     let hosts = ipv6::utils::host_count(&wildcard);
[INFO] [stderr]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_hosts`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `cidr`
[INFO] [stderr]   --> src/export.rs:63:9
[INFO] [stderr]    |
[INFO] [stderr] 63 |     let cidr = ipv6::utils::mask_to_cidr(&mask);
[INFO] [stderr]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_cidr`
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::error::Error`
[INFO] [stderr]  --> src/show.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::error::Error;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]   --> src/main.rs:62:142
[INFO] [stderr]    |
[INFO] [stderr] 62 |                     export::quatre(ip, mask, subnet_mask, file).unwrap_or_else(|e| eprintln!("Error in the creation of the file !,\n {}",e));;
[INFO] [stderr]    |                                                                                                                                              ^ help: remove this semicolon
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `first`
[INFO] [stderr]   --> src/export.rs:59:9
[INFO] [stderr]    |
[INFO] [stderr] 59 |     let first = ipv6::address::first(&network);
[INFO] [stderr]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_first`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `last`
[INFO] [stderr]   --> src/export.rs:60:9
[INFO] [stderr]    |
[INFO] [stderr] 60 |     let last = ipv6::address::last(&broadcast);
[INFO] [stderr]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_last`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `hosts`
[INFO] [stderr]   --> src/export.rs:62:9
[INFO] [stderr]    |
[INFO] [stderr] 62 |     let hosts = ipv6::utils::host_count(&wildcard);
[INFO] [stderr]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_hosts`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `cidr`
[INFO] [stderr]   --> src/export.rs:63:9
[INFO] [stderr]    |
[INFO] [stderr] 63 |     let cidr = ipv6::utils::mask_to_cidr(&mask);
[INFO] [stderr]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_cidr`
[INFO] [stderr] 
[INFO] [stderr] warning: 6 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::error::Error`
[INFO] [stderr]  --> src/show.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::error::Error;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `first`
[INFO] [stderr]   --> src/export.rs:59:9
[INFO] [stderr]    |
[INFO] [stderr] 59 |     let first = ipv6::address::first(&network);
[INFO] [stderr]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_first`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `last`
[INFO] [stderr]   --> src/export.rs:60:9
[INFO] [stderr]    |
[INFO] [stderr] 60 |     let last = ipv6::address::last(&broadcast);
[INFO] [stderr]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_last`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `hosts`
[INFO] [stderr]   --> src/export.rs:62:9
[INFO] [stderr]    |
[INFO] [stderr] 62 |     let hosts = ipv6::utils::host_count(&wildcard);
[INFO] [stderr]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_hosts`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `cidr`
[INFO] [stderr]   --> src/export.rs:63:9
[INFO] [stderr]    |
[INFO] [stderr] 63 |     let cidr = ipv6::utils::mask_to_cidr(&mask);
[INFO] [stderr]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_cidr`
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::error::Error`
[INFO] [stderr]  --> src/show.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::error::Error;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]   --> src/main.rs:62:142
[INFO] [stderr]    |
[INFO] [stderr] 62 |                     export::quatre(ip, mask, subnet_mask, file).unwrap_or_else(|e| eprintln!("Error in the creation of the file !,\n {}",e));;
[INFO] [stderr]    |                                                                                                                                              ^ help: remove this semicolon
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `first`
[INFO] [stderr]   --> src/export.rs:59:9
[INFO] [stderr]    |
[INFO] [stderr] 59 |     let first = ipv6::address::first(&network);
[INFO] [stderr]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_first`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `last`
[INFO] [stderr]   --> src/export.rs:60:9
[INFO] [stderr]    |
[INFO] [stderr] 60 |     let last = ipv6::address::last(&broadcast);
[INFO] [stderr]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_last`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `hosts`
[INFO] [stderr]   --> src/export.rs:62:9
[INFO] [stderr]    |
[INFO] [stderr] 62 |     let hosts = ipv6::utils::host_count(&wildcard);
[INFO] [stderr]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_hosts`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `cidr`
[INFO] [stderr]   --> src/export.rs:63:9
[INFO] [stderr]    |
[INFO] [stderr] 63 |     let cidr = ipv6::utils::mask_to_cidr(&mask);
[INFO] [stderr]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_cidr`
[INFO] [stderr] 
[INFO] [stderr] warning: 6 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.23s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/subnet_calculator-f1e3efa6e0654792
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/subnet_calculator-02220004ce8c3508
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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] [stderr]      Running /opt/rustwide/target/debug/deps/ipv4-f695bad1584e8960
[INFO] [stdout] 
[INFO] [stdout] running 20 tests
[INFO] [stdout] test address::basic_first ... ok
[INFO] [stdout] test address::basic_broadcast ... ok
[INFO] [stdout] test address::basic_last ... ok
[INFO] [stdout] test utils::basic_cidr_to_mask ... ok
[INFO] [stdout] test address::complex_network ... ok
[INFO] [stdout] test address::complex_wildcard ... ok
[INFO] [stdout] test address::complex_broadcast ... ok
[INFO] [stdout] test address::basic_network ... ok
[INFO] [stdout] test utils::basic_host_count ... ok
[INFO] [stdout] test address::basic_wildcard ... ok
[INFO] [stdout] test utils::basic_num_to_vec ... ok
[INFO] [stdout] test utils::basic_mask_to_cidr ... ok
[INFO] [stdout] test utils::complex_mask_to_cidr ... ok
[INFO] [stdout] test utils::complex_host_count ... ok
[INFO] [stdout] test utils::complex_cidr_to_mask ... ok
[INFO] [stdout] test utils::complex_num_to_vec ... ok
[INFO] [stdout] test utils::basic_subnet_count ... ok
[INFO] [stdout] test utils::complex_vec_to_num ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ipv6-f868f481988f6bb0
[INFO] [stdout] test utils::basic_vec_to_num ... ok
[INFO] [stdout] test utils::complex_subnet_count ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 20 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests subnet-calculator
[INFO] [stdout] running 2 tests
[INFO] [stdout] test address::complex_cidr_to_mask ... ok
[INFO] [stdout] test address::basic_cidr_to_mask ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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" "9bb1c318994a50c1ac2828aef01e4964374fcbb34da68debf9e3e80c3d72b3f5"`
[INFO] running `"docker" "rm" "-f" "9bb1c318994a50c1ac2828aef01e4964374fcbb34da68debf9e3e80c3d72b3f5"`
[INFO] [stdout] 9bb1c318994a50c1ac2828aef01e4964374fcbb34da68debf9e3e80c3d72b3f5