[INFO] cloning repository https://github.com/VictorKoenders/cargo_template
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/VictorKoenders/cargo_template" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVictorKoenders%2Fcargo_template", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVictorKoenders%2Fcargo_template'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f3c814598d3f6bc925ecdccade0af0505749d055
[INFO] testing VictorKoenders/cargo_template against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVictorKoenders%2Fcargo_template" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/VictorKoenders/cargo_template on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/VictorKoenders/cargo_template
[INFO] finished tweaking git repo https://github.com/VictorKoenders/cargo_template
[INFO] tweaked toml for git repo https://github.com/VictorKoenders/cargo_template written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/VictorKoenders/cargo_template already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde v1.0.38
[INFO] [stderr]   Downloaded bincode v1.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0afd077e5703e40949cb82b41c6b56e21b4b6103430c94ab5fb1c359f2d8256d
[INFO] running `Command { std: "docker" "start" "-a" "0afd077e5703e40949cb82b41c6b56e21b4b6103430c94ab5fb1c359f2d8256d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0afd077e5703e40949cb82b41c6b56e21b4b6103430c94ab5fb1c359f2d8256d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0afd077e5703e40949cb82b41c6b56e21b4b6103430c94ab5fb1c359f2d8256d", kill_on_drop: false }`
[INFO] [stdout] 0afd077e5703e40949cb82b41c6b56e21b4b6103430c94ab5fb1c359f2d8256d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 039b0e55c63503073bb090d767f886325629575cf26cb2c17ffdb620666ec1d9
[INFO] running `Command { std: "docker" "start" "-a" "039b0e55c63503073bb090d767f886325629575cf26cb2c17ffdb620666ec1d9", kill_on_drop: false }`
[INFO] [stderr]    Compiling byteorder v1.2.2
[INFO] [stderr]    Compiling serde v1.0.38
[INFO] [stderr]    Compiling bincode v1.0.0
[INFO] [stderr]    Compiling cargo_template v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/templates/mod.rs:8:26
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub fn list() -> Vec<Box<Template>> {
[INFO] [stdout]   |                          ^^^^^^^^ help: use `dyn`: `dyn Template`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]   = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/templates/mod.rs:25:30
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub validations: Vec<Box<ParameterValidator>>,
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ParameterValidator`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused label
[INFO] [stdout]   --> src/main.rs:46:5
[INFO] [stdout]    |
[INFO] [stdout] 46 |     'parameter_loop: for (index, parameter) in parameters.into_iter().enumerate() {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_labels)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `replace_in_files`
[INFO] [stdout]  --> src/transaction.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 |     pub fn replace_in_files<T: Into<String>, U: Into<String>>(&mut self, key: T, value: U) {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `replace_in_file`
[INFO] [stdout]   --> src/transaction.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub fn replace_in_file<T: Into<String>, U: Into<String>, V: Into<String>>(&mut self, file: T, key: U, value: V) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `create_file`
[INFO] [stdout]   --> src/transaction.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub fn create_file<T: Into<String>, U: Into<String>>(&mut self, file: T, value: U) {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `ReplaceInFile`
[INFO] [stdout]   --> src/transaction.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 32 | /     ReplaceInFile {
[INFO] [stdout] 33 | |         file: String,
[INFO] [stdout] 34 | |         key: String,
[INFO] [stdout] 35 | |         value: String
[INFO] [stdout] 36 | |     },
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `ReplaceInFiles`
[INFO] [stdout]   --> src/transaction.rs:37:5
[INFO] [stdout]    |
[INFO] [stdout] 37 | /     ReplaceInFiles {
[INFO] [stdout] 38 | |         key: String,
[INFO] [stdout] 39 | |         value: String,
[INFO] [stdout] 40 | |     },
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `CreateFile`
[INFO] [stdout]   --> src/transaction.rs:41:5
[INFO] [stdout]    |
[INFO] [stdout] 41 | /     CreateFile {
[INFO] [stdout] 42 | |         file: String,
[INFO] [stdout] 43 | |         value: String,
[INFO] [stdout] 44 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.52s
[INFO] running `Command { std: "docker" "inspect" "039b0e55c63503073bb090d767f886325629575cf26cb2c17ffdb620666ec1d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "039b0e55c63503073bb090d767f886325629575cf26cb2c17ffdb620666ec1d9", kill_on_drop: false }`
[INFO] [stdout] 039b0e55c63503073bb090d767f886325629575cf26cb2c17ffdb620666ec1d9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5035e6c61ddd67ccf879ef38d719d59894299ab8fef02199b4f676246b568588
[INFO] running `Command { std: "docker" "start" "-a" "5035e6c61ddd67ccf879ef38d719d59894299ab8fef02199b4f676246b568588", kill_on_drop: false }`
[INFO] [stderr]    Compiling cargo_template v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/templates/mod.rs:8:26
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub fn list() -> Vec<Box<Template>> {
[INFO] [stdout]   |                          ^^^^^^^^ help: use `dyn`: `dyn Template`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]   = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/templates/mod.rs:25:30
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub validations: Vec<Box<ParameterValidator>>,
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ParameterValidator`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused label
[INFO] [stdout]   --> src/main.rs:46:5
[INFO] [stdout]    |
[INFO] [stdout] 46 |     'parameter_loop: for (index, parameter) in parameters.into_iter().enumerate() {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_labels)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `replace_in_files`
[INFO] [stdout]  --> src/transaction.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 |     pub fn replace_in_files<T: Into<String>, U: Into<String>>(&mut self, key: T, value: U) {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `replace_in_file`
[INFO] [stdout]   --> src/transaction.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub fn replace_in_file<T: Into<String>, U: Into<String>, V: Into<String>>(&mut self, file: T, key: U, value: V) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `create_file`
[INFO] [stdout]   --> src/transaction.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub fn create_file<T: Into<String>, U: Into<String>>(&mut self, file: T, value: U) {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `ReplaceInFile`
[INFO] [stdout]   --> src/transaction.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 32 | /     ReplaceInFile {
[INFO] [stdout] 33 | |         file: String,
[INFO] [stdout] 34 | |         key: String,
[INFO] [stdout] 35 | |         value: String
[INFO] [stdout] 36 | |     },
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `ReplaceInFiles`
[INFO] [stdout]   --> src/transaction.rs:37:5
[INFO] [stdout]    |
[INFO] [stdout] 37 | /     ReplaceInFiles {
[INFO] [stdout] 38 | |         key: String,
[INFO] [stdout] 39 | |         value: String,
[INFO] [stdout] 40 | |     },
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `CreateFile`
[INFO] [stdout]   --> src/transaction.rs:41:5
[INFO] [stdout]    |
[INFO] [stdout] 41 | /     CreateFile {
[INFO] [stdout] 42 | |         file: String,
[INFO] [stdout] 43 | |         value: String,
[INFO] [stdout] 44 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "5035e6c61ddd67ccf879ef38d719d59894299ab8fef02199b4f676246b568588", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5035e6c61ddd67ccf879ef38d719d59894299ab8fef02199b4f676246b568588", kill_on_drop: false }`
[INFO] [stdout] 5035e6c61ddd67ccf879ef38d719d59894299ab8fef02199b4f676246b568588
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0be3f93ceea45d5f2c4723b9cd0c48877c04eb0e9b6dadafd22968cb8c2d39f1
[INFO] running `Command { std: "docker" "start" "-a" "0be3f93ceea45d5f2c4723b9cd0c48877c04eb0e9b6dadafd22968cb8c2d39f1", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout] running 0 tests
[INFO] [stderr]  --> src/templates/mod.rs:8:26
[INFO] [stdout] 
[INFO] [stderr]   |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 8 | pub fn list() -> Vec<Box<Template>> {
[INFO] [stdout] 
[INFO] [stderr]   |                          ^^^^^^^^ help: use `dyn`: `dyn Template`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]   = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/templates/mod.rs:25:30
[INFO] [stderr]    |
[INFO] [stderr] 25 |     pub validations: Vec<Box<ParameterValidator>>,
[INFO] [stderr]    |                              ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ParameterValidator`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: unused label
[INFO] [stderr]   --> src/main.rs:46:5
[INFO] [stderr]    |
[INFO] [stderr] 46 |     'parameter_loop: for (index, parameter) in parameters.into_iter().enumerate() {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_labels)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `replace_in_files`
[INFO] [stderr]  --> src/transaction.rs:7:12
[INFO] [stderr]   |
[INFO] [stderr] 7 |     pub fn replace_in_files<T: Into<String>, U: Into<String>>(&mut self, key: T, value: U) {
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `replace_in_file`
[INFO] [stderr]   --> src/transaction.rs:14:12
[INFO] [stderr]    |
[INFO] [stderr] 14 |     pub fn replace_in_file<T: Into<String>, U: Into<String>, V: Into<String>>(&mut self, file: T, key: U, value: V) {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `create_file`
[INFO] [stderr]   --> src/transaction.rs:22:12
[INFO] [stderr]    |
[INFO] [stderr] 22 |     pub fn create_file<T: Into<String>, U: Into<String>>(&mut self, file: T, value: U) {
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `ReplaceInFile`
[INFO] [stderr]   --> src/transaction.rs:32:5
[INFO] [stderr]    |
[INFO] [stderr] 32 | /     ReplaceInFile {
[INFO] [stderr] 33 | |         file: String,
[INFO] [stderr] 34 | |         key: String,
[INFO] [stderr] 35 | |         value: String
[INFO] [stderr] 36 | |     },
[INFO] [stderr]    | |_____^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `ReplaceInFiles`
[INFO] [stderr]   --> src/transaction.rs:37:5
[INFO] [stderr]    |
[INFO] [stderr] 37 | /     ReplaceInFiles {
[INFO] [stderr] 38 | |         key: String,
[INFO] [stderr] 39 | |         value: String,
[INFO] [stderr] 40 | |     },
[INFO] [stderr]    | |_____^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `CreateFile`
[INFO] [stderr]   --> src/transaction.rs:41:5
[INFO] [stderr]    |
[INFO] [stderr] 41 | /     CreateFile {
[INFO] [stderr] 42 | |         file: String,
[INFO] [stderr] 43 | |         value: String,
[INFO] [stderr] 44 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr] 
[INFO] [stderr] warning: 9 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/cargo_template-00dcb0190e131e22)
[INFO] running `Command { std: "docker" "inspect" "0be3f93ceea45d5f2c4723b9cd0c48877c04eb0e9b6dadafd22968cb8c2d39f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0be3f93ceea45d5f2c4723b9cd0c48877c04eb0e9b6dadafd22968cb8c2d39f1", kill_on_drop: false }`
[INFO] [stdout] 0be3f93ceea45d5f2c4723b9cd0c48877c04eb0e9b6dadafd22968cb8c2d39f1