[INFO] fetching crate hangar 0.0.4...
[INFO] testing hangar-0.0.4 against 1.54.0 for beta-1.55-1
[INFO] extracting crate hangar 0.0.4 into /workspace/builds/worker-104/source
[INFO] validating manifest of crates.io crate hangar 0.0.4 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hangar 0.0.4
[INFO] finished tweaking crates.io crate hangar 0.0.4
[INFO] tweaked toml for crates.io crate hangar 0.0.4 written to /workspace/builds/worker-104/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c74d19ed4db14a718335776555a20c314ca959314241bbb216157f98da3dde4d
[INFO] running `Command { std: "docker" "start" "-a" "c74d19ed4db14a718335776555a20c314ca959314241bbb216157f98da3dde4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c74d19ed4db14a718335776555a20c314ca959314241bbb216157f98da3dde4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c74d19ed4db14a718335776555a20c314ca959314241bbb216157f98da3dde4d", kill_on_drop: false }`
[INFO] [stdout] c74d19ed4db14a718335776555a20c314ca959314241bbb216157f98da3dde4d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 20dad163d515d0d9ff61c66f5adf9a5b7ec260ad27767b8e7cee0843ca9e0d10
[INFO] running `Command { std: "docker" "start" "-a" "20dad163d515d0d9ff61c66f5adf9a5b7ec260ad27767b8e7cee0843ca9e0d10", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling unic-common v0.7.0
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling gimli v0.25.0
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling unic-char-range v0.7.0
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling rustc-demangle v0.1.20
[INFO] [stderr]    Compiling dtoa v0.4.8
[INFO] [stderr]    Compiling itoa v0.3.4
[INFO] [stderr]    Compiling serde v0.9.15
[INFO] [stderr]    Compiling ucd-util v0.1.8
[INFO] [stderr]    Compiling deunicode v0.4.3
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling utf8-ranges v1.0.4
[INFO] [stderr]    Compiling glob v0.2.11
[INFO] [stderr]    Compiling humansize v1.1.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling backtrace v0.3.61
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling object v0.26.0
[INFO] [stderr]    Compiling aho-corasick v0.6.10
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling unic-ucd-version v0.7.0
[INFO] [stderr]    Compiling unic-char-property v0.7.0
[INFO] [stderr]    Compiling slug v0.1.4
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling regex-syntax v0.5.6
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling unic-ucd-segment v0.7.0
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling unic-segment v0.7.0
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling serde_codegen_internals v0.14.2
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling serde_derive v0.9.15
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling serde_json v0.9.10
[INFO] [stderr]    Compiling addr2line v0.16.0
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling serde_json v1.0.66
[INFO] [stderr]    Compiling cargo_metadata v0.1.2
[INFO] [stderr]    Compiling cargo-shim v0.1.5
[INFO] [stderr]    Compiling tera v0.11.20
[INFO] [stderr]    Compiling hangar v0.0.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `tera::Context::add`: Use `insert` instead to keep consistency with std collections
[INFO] [stdout]    --> src/generator/mod.rs:154:13
[INFO] [stdout]     |
[INFO] [stdout] 154 |     context.add("database_url", &setting.db_url);
[INFO] [stdout]     |             ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `tera::Context::add`: Use `insert` instead to keep consistency with std collections
[INFO] [stdout]    --> src/generator/mod.rs:155:13
[INFO] [stdout]     |
[INFO] [stdout] 155 |     context.add("authors_name_email", &setting.author);
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `tera::Context::add`: Use `insert` instead to keep consistency with std collections
[INFO] [stdout]    --> src/generator/mod.rs:171:13
[INFO] [stdout]     |
[INFO] [stdout] 171 |     context.add("cargo_db", cargo_db);
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `tera::Context::add`: Use `insert` instead to keep consistency with std collections
[INFO] [stdout]    --> src/generator/mod.rs:172:13
[INFO] [stdout]     |
[INFO] [stdout] 172 |     context.add("db_connection_long", db_connection_long);
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `tera::Context::add`: Use `insert` instead to keep consistency with std collections
[INFO] [stdout]    --> src/generator/mod.rs:173:13
[INFO] [stdout]     |
[INFO] [stdout] 173 |     context.add("db_connection_short", db_connection_short);
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `matches`
[INFO] [stdout]   --> src/main.rs:36:54
[INFO] [stdout]    |
[INFO] [stdout] 36 |     let result: Result<String, String> = if let Some(matches) = matches.subcommand_matches("build")
[INFO] [stdout]    |                                                      ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_matches`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `matches`
[INFO] [stdout]   --> src/main.rs:39:24
[INFO] [stdout]    |
[INFO] [stdout] 39 |     } else if let Some(matches) = matches.subcommand_matches("db") {
[INFO] [stdout]    |                        ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_matches`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `matches`
[INFO] [stdout]   --> src/main.rs:43:24
[INFO] [stdout]    |
[INFO] [stdout] 43 |     } else if let Some(matches) = matches.subcommand_matches("run") {
[INFO] [stdout]    |                        ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_matches`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/generator/mod.rs:125:9
[INFO] [stdout]     |
[INFO] [stdout] 125 |         tera.add_raw_template(var_template_name, var_template_value);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.71s
[INFO] running `Command { std: "docker" "inspect" "20dad163d515d0d9ff61c66f5adf9a5b7ec260ad27767b8e7cee0843ca9e0d10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20dad163d515d0d9ff61c66f5adf9a5b7ec260ad27767b8e7cee0843ca9e0d10", kill_on_drop: false }`
[INFO] [stdout] 20dad163d515d0d9ff61c66f5adf9a5b7ec260ad27767b8e7cee0843ca9e0d10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 12879a445a6fb6e315b72d5515ea333c8b62b467f7282b40ffbfebd69d227469
[INFO] running `Command { std: "docker" "start" "-a" "12879a445a6fb6e315b72d5515ea333c8b62b467f7282b40ffbfebd69d227469", kill_on_drop: false }`
[INFO] [stderr]    Compiling hangar v0.0.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `tera::Context::add`: Use `insert` instead to keep consistency with std collections
[INFO] [stdout]    --> src/generator/mod.rs:154:13
[INFO] [stdout]     |
[INFO] [stdout] 154 |     context.add("database_url", &setting.db_url);
[INFO] [stdout]     |             ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `tera::Context::add`: Use `insert` instead to keep consistency with std collections
[INFO] [stdout]    --> src/generator/mod.rs:155:13
[INFO] [stdout]     |
[INFO] [stdout] 155 |     context.add("authors_name_email", &setting.author);
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `tera::Context::add`: Use `insert` instead to keep consistency with std collections
[INFO] [stdout]    --> src/generator/mod.rs:171:13
[INFO] [stdout]     |
[INFO] [stdout] 171 |     context.add("cargo_db", cargo_db);
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `tera::Context::add`: Use `insert` instead to keep consistency with std collections
[INFO] [stdout]    --> src/generator/mod.rs:172:13
[INFO] [stdout]     |
[INFO] [stdout] 172 |     context.add("db_connection_long", db_connection_long);
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `tera::Context::add`: Use `insert` instead to keep consistency with std collections
[INFO] [stdout]    --> src/generator/mod.rs:173:13
[INFO] [stdout]     |
[INFO] [stdout] 173 |     context.add("db_connection_short", db_connection_short);
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `matches`
[INFO] [stdout]   --> src/main.rs:36:54
[INFO] [stdout]    |
[INFO] [stdout] 36 |     let result: Result<String, String> = if let Some(matches) = matches.subcommand_matches("build")
[INFO] [stdout]    |                                                      ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_matches`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `matches`
[INFO] [stdout]   --> src/main.rs:39:24
[INFO] [stdout]    |
[INFO] [stdout] 39 |     } else if let Some(matches) = matches.subcommand_matches("db") {
[INFO] [stdout]    |                        ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_matches`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `matches`
[INFO] [stdout]   --> src/main.rs:43:24
[INFO] [stdout]    |
[INFO] [stdout] 43 |     } else if let Some(matches) = matches.subcommand_matches("run") {
[INFO] [stdout]    |                        ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_matches`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/generator/mod.rs:125:9
[INFO] [stdout]     |
[INFO] [stdout] 125 |         tera.add_raw_template(var_template_name, var_template_value);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.94s
[INFO] running `Command { std: "docker" "inspect" "12879a445a6fb6e315b72d5515ea333c8b62b467f7282b40ffbfebd69d227469", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12879a445a6fb6e315b72d5515ea333c8b62b467f7282b40ffbfebd69d227469", kill_on_drop: false }`
[INFO] [stdout] 12879a445a6fb6e315b72d5515ea333c8b62b467f7282b40ffbfebd69d227469
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d0379b901f804d15d0cef7898172cfd16420eacec5063972e9d023b04e64135e
[INFO] running `Command { std: "docker" "start" "-a" "d0379b901f804d15d0cef7898172cfd16420eacec5063972e9d023b04e64135e", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated associated function `tera::Context::add`: Use `insert` instead to keep consistency with std collections
[INFO] [stderr]    --> src/generator/mod.rs:154:13
[INFO] [stderr]     |
[INFO] [stderr] 154 |     context.add("database_url", &setting.db_url);
[INFO] [stderr]     |             ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `tera::Context::add`: Use `insert` instead to keep consistency with std collections
[INFO] [stderr]    --> src/generator/mod.rs:155:13
[INFO] [stderr]     |
[INFO] [stderr] 155 |     context.add("authors_name_email", &setting.author);
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `tera::Context::add`: Use `insert` instead to keep consistency with std collections
[INFO] [stderr]    --> src/generator/mod.rs:171:13
[INFO] [stderr]     |
[INFO] [stderr] 171 |     context.add("cargo_db", cargo_db);
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `tera::Context::add`: Use `insert` instead to keep consistency with std collections
[INFO] [stderr]    --> src/generator/mod.rs:172:13
[INFO] [stderr]     |
[INFO] [stderr] 172 |     context.add("db_connection_long", db_connection_long);
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `tera::Context::add`: Use `insert` instead to keep consistency with std collections
[INFO] [stderr]    --> src/generator/mod.rs:173:13
[INFO] [stderr]     |
[INFO] [stderr] 173 |     context.add("db_connection_short", db_connection_short);
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `matches`
[INFO] [stderr]   --> src/main.rs:36:54
[INFO] [stderr]    |
[INFO] [stderr] 36 |     let result: Result<String, String> = if let Some(matches) = matches.subcommand_matches("build")
[INFO] [stderr]    |                                                      ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_matches`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `matches`
[INFO] [stderr]   --> src/main.rs:39:24
[INFO] [stderr]    |
[INFO] [stderr] 39 |     } else if let Some(matches) = matches.subcommand_matches("db") {
[INFO] [stderr]    |                        ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_matches`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `matches`
[INFO] [stderr]   --> src/main.rs:43:24
[INFO] [stderr]    |
[INFO] [stderr] 43 |     } else if let Some(matches) = matches.subcommand_matches("run") {
[INFO] [stderr]    |                        ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_matches`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/generator/mod.rs:125:9
[INFO] [stderr]     |
[INFO] [stderr] 125 |         tera.add_raw_template(var_template_name, var_template_value);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: 9 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.17s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/hangar-c5317f325403f9ad)
[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" "d0379b901f804d15d0cef7898172cfd16420eacec5063972e9d023b04e64135e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0379b901f804d15d0cef7898172cfd16420eacec5063972e9d023b04e64135e", kill_on_drop: false }`
[INFO] [stdout] d0379b901f804d15d0cef7898172cfd16420eacec5063972e9d023b04e64135e
