[INFO] cloning repository https://github.com/coproduto/scribe
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/coproduto/scribe" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcoproduto%2Fscribe", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcoproduto%2Fscribe'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8f148c1485167b8530df81eceedd2e9b380b978c
[INFO] checking coproduto/scribe/8f148c1485167b8530df81eceedd2e9b380b978c against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcoproduto%2Fscribe" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/coproduto/scribe on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/coproduto/scribe
[INFO] finished tweaking git repo https://github.com/coproduto/scribe
[INFO] tweaked toml for git repo https://github.com/coproduto/scribe written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/coproduto/scribe already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6c9c51f437a41946cb7c11574a622d87692ebece7424ed033a7b7d1a2bb746b2
[INFO] running `Command { std: "docker" "start" "-a" "6c9c51f437a41946cb7c11574a622d87692ebece7424ed033a7b7d1a2bb746b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6c9c51f437a41946cb7c11574a622d87692ebece7424ed033a7b7d1a2bb746b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c9c51f437a41946cb7c11574a622d87692ebece7424ed033a7b7d1a2bb746b2", kill_on_drop: false }`
[INFO] [stdout] 6c9c51f437a41946cb7c11574a622d87692ebece7424ed033a7b7d1a2bb746b2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1c572808b721af3d2c4e2a8b9d00a5bfa86a8a03d254f931caa47154ffde0918
[INFO] running `Command { std: "docker" "start" "-a" "1c572808b721af3d2c4e2a8b9d00a5bfa86a8a03d254f931caa47154ffde0918", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.33
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling serde_derive v1.0.131
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling serde v1.0.131
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling serde_json v1.0.73
[INFO] [stderr]     Checking ryu v1.0.9
[INFO] [stderr]     Checking itoa v1.0.1
[INFO] [stderr]    Compiling pulldown-cmark v0.8.0
[INFO] [stderr]     Checking quick-error v2.0.1
[INFO] [stderr]     Checking pest v2.1.3
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking handlebars v4.1.6
[INFO] [stderr]     Checking scribe v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `LifecycleManager` is never used
[INFO] [stdout]  --> src/node.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub trait LifecycleManager<ValueType> {
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Node` is never constructed
[INFO] [stdout]  --> src/node.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct Node<'a, ValueType> {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `LifecycleManager` is never used
[INFO] [stdout]  --> src/node.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub trait LifecycleManager<ValueType> {
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Node` is never constructed
[INFO] [stdout]  --> src/node.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct Node<'a, ValueType> {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `query` are never used
[INFO] [stdout]   --> src/node.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl<'a, ValueType> Node<'a, ValueType> {
[INFO] [stdout]    | --------------------------------------- associated items in this implementation
[INFO] [stdout] 16 |     pub fn new(
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 29 |     pub fn query(&mut self) -> impl Source<&ValueType> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `query` are never used
[INFO] [stdout]   --> src/node.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl<'a, ValueType> Node<'a, ValueType> {
[INFO] [stdout]    | --------------------------------------- associated items in this implementation
[INFO] [stdout] 16 |     pub fn new(
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 29 |     pub fn query(&mut self) -> impl Source<&ValueType> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `query_copying` is never used
[INFO] [stdout]   --> src/node.rs:47:12
[INFO] [stdout]    |
[INFO] [stdout] 43 | / impl<'a, ValueType> Node<'a, ValueType>
[INFO] [stdout] 44 | | where
[INFO] [stdout] 45 | |     ValueType: Copy,
[INFO] [stdout]    | |____________________- method in this implementation
[INFO] [stdout] 46 |   {
[INFO] [stdout] 47 |       pub fn query_copying(&mut self) -> impl Source<ValueType> {
[INFO] [stdout]    |              ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `query_cloning` is never used
[INFO] [stdout]   --> src/node.rs:64:12
[INFO] [stdout]    |
[INFO] [stdout] 60 | / impl<'a, ValueType> Node<'a, ValueType>
[INFO] [stdout] 61 | | where
[INFO] [stdout] 62 | |     ValueType: Clone,
[INFO] [stdout]    | |_____________________- method in this implementation
[INFO] [stdout] 63 |   {
[INFO] [stdout] 64 |       pub fn query_cloning(&mut self) -> impl Source<ValueType> {
[INFO] [stdout]    |              ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Source` is never used
[INFO] [stdout]  --> src/source.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub trait Source<Output> {
[INFO] [stdout]   |           ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `const_by_ref` is never used
[INFO] [stdout]  --> src/source.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn const_by_ref<T>(value: &T) -> impl Source<&T> {
[INFO] [stdout]   |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `query_copying` is never used
[INFO] [stdout]   --> src/node.rs:47:12
[INFO] [stdout]    |
[INFO] [stdout] 43 | / impl<'a, ValueType> Node<'a, ValueType>
[INFO] [stdout] 44 | | where
[INFO] [stdout] 45 | |     ValueType: Copy,
[INFO] [stdout]    | |____________________- method in this implementation
[INFO] [stdout] 46 |   {
[INFO] [stdout] 47 |       pub fn query_copying(&mut self) -> impl Source<ValueType> {
[INFO] [stdout]    |              ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `const_by_copy` is never used
[INFO] [stdout]   --> src/source.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub fn const_by_copy<T>(value: T) -> impl Source<T>
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CopySource` is never constructed
[INFO] [stdout]   --> src/source.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | struct CopySource<Output> {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `query_cloning` is never used
[INFO] [stdout]   --> src/node.rs:64:12
[INFO] [stdout]    |
[INFO] [stdout] 60 | / impl<'a, ValueType> Node<'a, ValueType>
[INFO] [stdout] 61 | | where
[INFO] [stdout] 62 | |     ValueType: Clone,
[INFO] [stdout]    | |_____________________- method in this implementation
[INFO] [stdout] 63 |   {
[INFO] [stdout] 64 |       pub fn query_cloning(&mut self) -> impl Source<ValueType> {
[INFO] [stdout]    |              ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `const_by_clone` is never used
[INFO] [stdout]   --> src/source.rs:31:8
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub fn const_by_clone<T>(value: T) -> impl Source<T>
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ConstCloneSource` is never constructed
[INFO] [stdout]   --> src/source.rs:38:8
[INFO] [stdout]    |
[INFO] [stdout] 38 | struct ConstCloneSource<Output> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Source` is never used
[INFO] [stdout]  --> src/source.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub trait Source<Output> {
[INFO] [stdout]   |           ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `const_by_ref` is never used
[INFO] [stdout]  --> src/source.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn const_by_ref<T>(value: &T) -> impl Source<&T> {
[INFO] [stdout]   |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MapSource` is never constructed
[INFO] [stdout]   --> src/source.rs:51:8
[INFO] [stdout]    |
[INFO] [stdout] 51 | struct MapSource<'a, Input, Output> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `const_by_copy` is never used
[INFO] [stdout]   --> src/source.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub fn const_by_copy<T>(value: T) -> impl Source<T>
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `map` is never used
[INFO] [stdout]   --> src/source.rs:62:8
[INFO] [stdout]    |
[INFO] [stdout] 62 | pub fn map<'a, F, S, Input, Output>(source: &'a mut S, f: &'a F) -> impl Source<Output> + 'a
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CopySource` is never constructed
[INFO] [stdout]   --> src/source.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | struct CopySource<Output> {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ParallelSource` is never constructed
[INFO] [stdout]   --> src/source.rs:75:8
[INFO] [stdout]    |
[INFO] [stdout] 75 | struct ParallelSource<'a, Output> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `const_by_clone` is never used
[INFO] [stdout]   --> src/source.rs:31:8
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub fn const_by_clone<T>(value: T) -> impl Source<T>
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parallel` is never used
[INFO] [stdout]   --> src/source.rs:88:8
[INFO] [stdout]    |
[INFO] [stdout] 88 | pub fn parallel<'a, S, Output>(
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ConstCloneSource` is never constructed
[INFO] [stdout]   --> src/source.rs:38:8
[INFO] [stdout]    |
[INFO] [stdout] 38 | struct ConstCloneSource<Output> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DuplicateSource` is never constructed
[INFO] [stdout]   --> src/source.rs:94:8
[INFO] [stdout]    |
[INFO] [stdout] 94 | struct DuplicateSource<'a, Output>
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MapSource` is never constructed
[INFO] [stdout]   --> src/source.rs:51:8
[INFO] [stdout]    |
[INFO] [stdout] 51 | struct MapSource<'a, Input, Output> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `duplicate` is never used
[INFO] [stdout]    --> src/source.rs:111:8
[INFO] [stdout]     |
[INFO] [stdout] 111 | pub fn duplicate<'a, Output>(
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `map` is never used
[INFO] [stdout]   --> src/source.rs:62:8
[INFO] [stdout]    |
[INFO] [stdout] 62 | pub fn map<'a, F, S, Input, Output>(source: &'a mut S, f: &'a F) -> impl Source<Output> + 'a
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CloneSource` is never constructed
[INFO] [stdout]    --> src/source.rs:122:8
[INFO] [stdout]     |
[INFO] [stdout] 122 | struct CloneSource<'a, Output>
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ParallelSource` is never constructed
[INFO] [stdout]   --> src/source.rs:75:8
[INFO] [stdout]    |
[INFO] [stdout] 75 | struct ParallelSource<'a, Output> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `clone` is never used
[INFO] [stdout]    --> src/source.rs:140:8
[INFO] [stdout]     |
[INFO] [stdout] 140 | pub fn clone<'a, Output>(source: &'a mut dyn Source<Output>) -> impl Source<(Output, Output)> + 'a
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `JoinSource` is never constructed
[INFO] [stdout]    --> src/source.rs:149:8
[INFO] [stdout]     |
[INFO] [stdout] 149 | struct JoinSource<'a, FirstInput, SecondInput> {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `join` is never used
[INFO] [stdout]    --> src/source.rs:164:8
[INFO] [stdout]     |
[INFO] [stdout] 164 | pub fn join<'a, FirstInput, SecondInput>(
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BimapSource` is never constructed
[INFO] [stdout]    --> src/source.rs:174:8
[INFO] [stdout]     |
[INFO] [stdout] 174 | struct BimapSource<'a, FirstInput, SecondInput, FirstOutput, SecondOutput> {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `bimap` is never used
[INFO] [stdout]    --> src/source.rs:191:8
[INFO] [stdout]     |
[INFO] [stdout] 191 | pub fn bimap<'a, FirstInput, SecondInput, FirstOutput, SecondOutput>(
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BinaryFileSource` is never constructed
[INFO] [stdout]  --> src/source/file_source.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | struct BinaryFileSource<'a, PathType> {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/source/file_source.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | / impl<'a, PathType> BinaryFileSource<'a, PathType>
[INFO] [stdout] 14 | | where
[INFO] [stdout] 15 | |     PathType: AsRef<Path>,
[INFO] [stdout]    | |__________________________- associated function in this implementation
[INFO] [stdout] 16 |   {
[INFO] [stdout] 17 |       fn new(path: &'a PathType) -> Result<Self> {
[INFO] [stdout]    |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `TextFileSource` is never constructed
[INFO] [stdout]   --> src/source/file_source.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 35 | struct TextFileSource<'a, PathType> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/source/file_source.rs:44:8
[INFO] [stdout]    |
[INFO] [stdout] 40 | / impl<'a, PathType> TextFileSource<'a, PathType>
[INFO] [stdout] 41 | | where
[INFO] [stdout] 42 | |     PathType: AsRef<Path>,
[INFO] [stdout]    | |__________________________- associated function in this implementation
[INFO] [stdout] 43 |   {
[INFO] [stdout] 44 |       fn new(path: &'a PathType) -> Result<Self> {
[INFO] [stdout]    |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parallel` is never used
[INFO] [stdout]   --> src/source.rs:88:8
[INFO] [stdout]    |
[INFO] [stdout] 88 | pub fn parallel<'a, S, Output>(
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DuplicateSource` is never constructed
[INFO] [stdout]   --> src/source.rs:94:8
[INFO] [stdout]    |
[INFO] [stdout] 94 | struct DuplicateSource<'a, Output>
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `duplicate` is never used
[INFO] [stdout]    --> src/source.rs:111:8
[INFO] [stdout]     |
[INFO] [stdout] 111 | pub fn duplicate<'a, Output>(
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CloneSource` is never constructed
[INFO] [stdout]    --> src/source.rs:122:8
[INFO] [stdout]     |
[INFO] [stdout] 122 | struct CloneSource<'a, Output>
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `clone` is never used
[INFO] [stdout]    --> src/source.rs:140:8
[INFO] [stdout]     |
[INFO] [stdout] 140 | pub fn clone<'a, Output>(source: &'a mut dyn Source<Output>) -> impl Source<(Output, Output)> + 'a
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `JoinSource` is never constructed
[INFO] [stdout]    --> src/source.rs:149:8
[INFO] [stdout]     |
[INFO] [stdout] 149 | struct JoinSource<'a, FirstInput, SecondInput> {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `join` is never used
[INFO] [stdout]    --> src/source.rs:164:8
[INFO] [stdout]     |
[INFO] [stdout] 164 | pub fn join<'a, FirstInput, SecondInput>(
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BimapSource` is never constructed
[INFO] [stdout]    --> src/source.rs:174:8
[INFO] [stdout]     |
[INFO] [stdout] 174 | struct BimapSource<'a, FirstInput, SecondInput, FirstOutput, SecondOutput> {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `bimap` is never used
[INFO] [stdout]    --> src/source.rs:191:8
[INFO] [stdout]     |
[INFO] [stdout] 191 | pub fn bimap<'a, FirstInput, SecondInput, FirstOutput, SecondOutput>(
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BinaryFileSource` is never constructed
[INFO] [stdout]  --> src/source/file_source.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | struct BinaryFileSource<'a, PathType> {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/source/file_source.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | / impl<'a, PathType> BinaryFileSource<'a, PathType>
[INFO] [stdout] 14 | | where
[INFO] [stdout] 15 | |     PathType: AsRef<Path>,
[INFO] [stdout]    | |__________________________- associated function in this implementation
[INFO] [stdout] 16 |   {
[INFO] [stdout] 17 |       fn new(path: &'a PathType) -> Result<Self> {
[INFO] [stdout]    |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `TextFileSource` is never constructed
[INFO] [stdout]   --> src/source/file_source.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 35 | struct TextFileSource<'a, PathType> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/source/file_source.rs:44:8
[INFO] [stdout]    |
[INFO] [stdout] 40 | / impl<'a, PathType> TextFileSource<'a, PathType>
[INFO] [stdout] 41 | | where
[INFO] [stdout] 42 | |     PathType: AsRef<Path>,
[INFO] [stdout]    | |__________________________- associated function in this implementation
[INFO] [stdout] 43 |   {
[INFO] [stdout] 44 |       fn new(path: &'a PathType) -> Result<Self> {
[INFO] [stdout]    |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 27 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 27 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.10s
[INFO] running `Command { std: "docker" "inspect" "1c572808b721af3d2c4e2a8b9d00a5bfa86a8a03d254f931caa47154ffde0918", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c572808b721af3d2c4e2a8b9d00a5bfa86a8a03d254f931caa47154ffde0918", kill_on_drop: false }`
[INFO] [stdout] 1c572808b721af3d2c4e2a8b9d00a5bfa86a8a03d254f931caa47154ffde0918