[INFO] cloning repository https://github.com/eighty4/swoon
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/eighty4/swoon" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feighty4%2Fswoon", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feighty4%2Fswoon'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0023b2f3a2cc173b548ddda90260da0b370557b7
[INFO] checking eighty4/swoon against master#8c6ce6b91b172f77c795a74bfeaf74b865146b3f for pr-101345
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feighty4%2Fswoon" "/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/eighty4/swoon on toolchain 8c6ce6b91b172f77c795a74bfeaf74b865146b3f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8c6ce6b91b172f77c795a74bfeaf74b865146b3f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/eighty4/swoon
[INFO] finished tweaking git repo https://github.com/eighty4/swoon
[INFO] tweaked toml for git repo https://github.com/eighty4/swoon written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/eighty4/swoon already has a lockfile, it will not be regenerated
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[INFO] running `Command { std: "docker" "start" "-a" "23fb3e4dcf66cf3f843cd816acfc3f096478246392135d47e6340a2f6322a73d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "23fb3e4dcf66cf3f843cd816acfc3f096478246392135d47e6340a2f6322a73d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23fb3e4dcf66cf3f843cd816acfc3f096478246392135d47e6340a2f6322a73d", kill_on_drop: false }`
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[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" "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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+8c6ce6b91b172f77c795a74bfeaf74b865146b3f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "9f225f2858975e4bddf6f27dd7cbe60ca0f2bebed0bcb6dfba94605229a4c282", kill_on_drop: false }`
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[INFO] [stdout] warning: unused variable: `cfg`
[INFO] [stdout]   --> src/platforms/gcloud/mod.rs:19:38
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub async fn init(path: PathBuf, cfg: &SwoonConfig) -> task::Result<Self> {
[INFO] [stdout]    |                                      ^^^ help: if this is intentional, prefix it with an underscore: `_cfg`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `init_archetype_playbook` is never used
[INFO] [stdout]  --> src/ansible/mod.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn init_archetype_playbook() -> task::Result<()> {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `copy_archetype_playbook` is never used
[INFO] [stdout]   --> src/ansible/mod.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub fn copy_archetype_playbook(dir: Directory) -> task::Result<()> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `result` is never used
[INFO] [stdout]   --> src/api/command.rs:32:12
[INFO] [stdout]    |
[INFO] [stdout] 32 |     pub fn result(error_str: &str) -> Result {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `tmpl_name` is never read
[INFO] [stdout]   --> src/api/config.rs:71:5
[INFO] [stdout]    |
[INFO] [stdout] 69 | pub struct SwoonConfigFile {
[INFO] [stdout]    |            --------------- field in this struct
[INFO] [stdout] 70 |     cfg: SwoonConfig,
[INFO] [stdout] 71 |     tmpl_name: String,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Batch` is never constructed
[INFO] [stdout]   --> src/api/output/file.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct Batch {}
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `ImageArchive` is never constructed
[INFO] [stdout]   --> src/api/output/file.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub enum Directory {
[INFO] [stdout]    |          --------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 26 |     ImageArchive,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Directory` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `write` is never used
[INFO] [stdout]   --> src/api/output/file.rs:89:8
[INFO] [stdout]    |
[INFO] [stdout] 89 | pub fn write<S: AsRef<str>>(p: PathBuf, content: S) -> task::Result<()> {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `write_all` is never used
[INFO] [stdout]   --> src/api/output/file.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn write_all(files: Vec<&dyn File>) -> task::Result<()> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `create_dir` is never used
[INFO] [stdout]   --> src/api/output/file.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub fn create_dir(&self) -> task::Result<PathBuf> {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `create_sub_dir` is never used
[INFO] [stdout]   --> src/api/output/file.rs:41:12
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub fn create_sub_dir<S: AsRef<str>>(&self, path: S) -> task::Result<PathBuf> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `write` is never used
[INFO] [stdout]   --> src/api/output/file.rs:61:12
[INFO] [stdout]    |
[INFO] [stdout] 61 |     pub fn write<S: AsRef<str>>(&self, dir_path_opt: Option<S>, filename: S, content: S) -> task::Result<()> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `create_sub_dir` is never used
[INFO] [stdout]   --> src/api/util.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub fn create_sub_dir(path: &str) -> task::Result<PathBuf> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Image` is never constructed
[INFO] [stdout]  --> src/images/mod.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub enum ImageSource {
[INFO] [stdout]   |          ----------- variant in this enum
[INFO] [stdout] 5 |     OperatingSystem { os: OperatingSystem },
[INFO] [stdout] 6 |     Image { name: String },
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `image_name_by_os` is never used
[INFO] [stdout]   --> src/platforms/gcloud/cli.rs:51:18
[INFO] [stdout]    |
[INFO] [stdout] 51 |     pub async fn image_name_by_os(&self, os: &OperatingSystem) -> task::Result<String> {
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Name` is never constructed
[INFO] [stdout]  --> src/platforms/gcloud/packer.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | enum SourceImageMethod {
[INFO] [stdout]   |      ----------------- variant in this enum
[INFO] [stdout] 8 |     Family(String),
[INFO] [stdout] 9 |     Name(String),
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cfg`
[INFO] [stdout]   --> src/platforms/gcloud/mod.rs:19:38
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub async fn init(path: PathBuf, cfg: &SwoonConfig) -> task::Result<Self> {
[INFO] [stdout]    |                                      ^^^ help: if this is intentional, prefix it with an underscore: `_cfg`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 16 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `init_archetype_playbook` is never used
[INFO] [stdout]  --> src/ansible/mod.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn init_archetype_playbook() -> task::Result<()> {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `copy_archetype_playbook` is never used
[INFO] [stdout]   --> src/ansible/mod.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub fn copy_archetype_playbook(dir: Directory) -> task::Result<()> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `result` is never used
[INFO] [stdout]   --> src/api/command.rs:32:12
[INFO] [stdout]    |
[INFO] [stdout] 32 |     pub fn result(error_str: &str) -> Result {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `tmpl_name` is never read
[INFO] [stdout]   --> src/api/config.rs:71:5
[INFO] [stdout]    |
[INFO] [stdout] 69 | pub struct SwoonConfigFile {
[INFO] [stdout]    |            --------------- field in this struct
[INFO] [stdout] 70 |     cfg: SwoonConfig,
[INFO] [stdout] 71 |     tmpl_name: String,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `default` is never used
[INFO] [stdout]   --> src/api/context.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 |     pub fn default() -> task::Result<Self> {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Batch` is never constructed
[INFO] [stdout]   --> src/api/output/file.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct Batch {}
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `ImageArchive` is never constructed
[INFO] [stdout]   --> src/api/output/file.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub enum Directory {
[INFO] [stdout]    |          --------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 26 |     ImageArchive,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Directory` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `write` is never used
[INFO] [stdout]   --> src/api/output/file.rs:89:8
[INFO] [stdout]    |
[INFO] [stdout] 89 | pub fn write<S: AsRef<str>>(p: PathBuf, content: S) -> task::Result<()> {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `write_all` is never used
[INFO] [stdout]   --> src/api/output/file.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn write_all(files: Vec<&dyn File>) -> task::Result<()> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `create_dir` is never used
[INFO] [stdout]   --> src/api/output/file.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub fn create_dir(&self) -> task::Result<PathBuf> {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `create_sub_dir` is never used
[INFO] [stdout]   --> src/api/output/file.rs:41:12
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub fn create_sub_dir<S: AsRef<str>>(&self, path: S) -> task::Result<PathBuf> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `write` is never used
[INFO] [stdout]   --> src/api/output/file.rs:61:12
[INFO] [stdout]    |
[INFO] [stdout] 61 |     pub fn write<S: AsRef<str>>(&self, dir_path_opt: Option<S>, filename: S, content: S) -> task::Result<()> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `create_sub_dir` is never used
[INFO] [stdout]   --> src/api/util.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub fn create_sub_dir(path: &str) -> task::Result<PathBuf> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Image` is never constructed
[INFO] [stdout]  --> src/images/mod.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub enum ImageSource {
[INFO] [stdout]   |          ----------- variant in this enum
[INFO] [stdout] 5 |     OperatingSystem { os: OperatingSystem },
[INFO] [stdout] 6 |     Image { name: String },
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `image_name_by_os` is never used
[INFO] [stdout]   --> src/platforms/gcloud/cli.rs:51:18
[INFO] [stdout]    |
[INFO] [stdout] 51 |     pub async fn image_name_by_os(&self, os: &OperatingSystem) -> task::Result<String> {
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Name` is never constructed
[INFO] [stdout]  --> src/platforms/gcloud/packer.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | enum SourceImageMethod {
[INFO] [stdout]   |      ----------------- variant in this enum
[INFO] [stdout] 8 |     Family(String),
[INFO] [stdout] 9 |     Name(String),
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 17 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.19s
[INFO] running `Command { std: "docker" "inspect" "9f225f2858975e4bddf6f27dd7cbe60ca0f2bebed0bcb6dfba94605229a4c282", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f225f2858975e4bddf6f27dd7cbe60ca0f2bebed0bcb6dfba94605229a4c282", kill_on_drop: false }`
[INFO] [stdout] 9f225f2858975e4bddf6f27dd7cbe60ca0f2bebed0bcb6dfba94605229a4c282