[INFO] fetching crate hangar 0.0.4...
[INFO] testing hangar-0.0.4 against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate hangar 0.0.4 into /workspace/builds/worker-61/source
[INFO] validating manifest of crates.io crate hangar 0.0.4 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "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-61/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/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" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aebcf745c1cec477fceae9e605df99cf4d8b4d1c6bdbd214e97eb4660eb7bb90
[INFO] running `Command { std: "docker" "start" "-a" "aebcf745c1cec477fceae9e605df99cf4d8b4d1c6bdbd214e97eb4660eb7bb90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aebcf745c1cec477fceae9e605df99cf4d8b4d1c6bdbd214e97eb4660eb7bb90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aebcf745c1cec477fceae9e605df99cf4d8b4d1c6bdbd214e97eb4660eb7bb90", kill_on_drop: false }`
[INFO] [stdout] aebcf745c1cec477fceae9e605df99cf4d8b4d1c6bdbd214e97eb4660eb7bb90
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/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" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a0e2e36f6f9660105aea83c5c54ae80e69d21cf4b9ce41e527c3bff0a038e40b
[INFO] running `Command { std: "docker" "start" "-a" "a0e2e36f6f9660105aea83c5c54ae80e69d21cf4b9ce41e527c3bff0a038e40b", kill_on_drop: false }`
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[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling ucd-util v0.1.8
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling rustc-demangle v0.1.20
[INFO] [stderr]    Compiling itoa v0.3.4
[INFO] [stderr]    Compiling serde v0.9.15
[INFO] [stderr]    Compiling dtoa v0.4.8
[INFO] [stderr]    Compiling deunicode v0.4.3
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling utf8-ranges v1.0.4
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling humansize v1.1.1
[INFO] [stderr]    Compiling glob v0.2.11
[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 error-chain v0.12.4
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling object v0.26.0
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[INFO] [stderr]    Compiling atty v0.2.14
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[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]    Compiling clap v2.33.3
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[INFO] [stderr]    Compiling syn v0.11.11
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[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]    Compiling serde_codegen_internals v0.14.2
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling serde_derive v0.9.15
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling serde_json v0.9.10
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling regex v1.5.4
[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 16.89s
[INFO] running `Command { std: "docker" "inspect" "a0e2e36f6f9660105aea83c5c54ae80e69d21cf4b9ce41e527c3bff0a038e40b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0e2e36f6f9660105aea83c5c54ae80e69d21cf4b9ce41e527c3bff0a038e40b", kill_on_drop: false }`
[INFO] [stdout] a0e2e36f6f9660105aea83c5c54ae80e69d21cf4b9ce41e527c3bff0a038e40b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/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" "+beta-2021-08-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2e64175d190b111ed1b55b2dceca81dd2ce73ce2bcd2a28dcf626156ad347b63
[INFO] running `Command { std: "docker" "start" "-a" "2e64175d190b111ed1b55b2dceca81dd2ce73ce2bcd2a28dcf626156ad347b63", 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 3.30s
[INFO] running `Command { std: "docker" "inspect" "2e64175d190b111ed1b55b2dceca81dd2ce73ce2bcd2a28dcf626156ad347b63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e64175d190b111ed1b55b2dceca81dd2ce73ce2bcd2a28dcf626156ad347b63", kill_on_drop: false }`
[INFO] [stdout] 2e64175d190b111ed1b55b2dceca81dd2ce73ce2bcd2a28dcf626156ad347b63
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/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" "+beta-2021-08-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8519a3f90172379ac76df1cb2a829657bb3e09b8ee830180c0861213e5338477
[INFO] running `Command { std: "docker" "start" "-a" "8519a3f90172379ac76df1cb2a829657bb3e09b8ee830180c0861213e5338477", 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: `hangar` (bin "hangar" test) generated 9 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.24s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/hangar-db077846c6f8561e)
[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" "8519a3f90172379ac76df1cb2a829657bb3e09b8ee830180c0861213e5338477", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8519a3f90172379ac76df1cb2a829657bb3e09b8ee830180c0861213e5338477", kill_on_drop: false }`
[INFO] [stdout] 8519a3f90172379ac76df1cb2a829657bb3e09b8ee830180c0861213e5338477
