[INFO] cloning repository https://github.com/sj4nes/boxdrop
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sj4nes/boxdrop" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsj4nes%2Fboxdrop", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsj4nes%2Fboxdrop'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c861b58528560bc63d8d479211656ee0a687045f
[INFO] testing sj4nes/boxdrop against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsj4nes%2Fboxdrop" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/sj4nes/boxdrop
[INFO] finished tweaking git repo https://github.com/sj4nes/boxdrop
[INFO] tweaked toml for git repo https://github.com/sj4nes/boxdrop written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/sj4nes/boxdrop on toolchain ad85bc524b1ad696e42061ad8338d382dffbdbe5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/sj4nes/boxdrop 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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: target.x86_64-unknown-linux-musl.rustflags
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded kqueue-sys v1.0.4
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[INFO] [stderr]   Downloaded signal-hook-mio v0.2.4
[INFO] [stderr]   Downloaded notify v6.1.1
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[INFO] [stderr]   Downloaded toml v0.8.23
[INFO] [stderr]   Downloaded pest_meta v2.8.1
[INFO] [stderr]   Downloaded pest_derive v2.8.1
[INFO] [stderr]   Downloaded io-uring v0.7.8
[INFO] [stderr]   Downloaded crossterm v0.25.0
[INFO] [stderr]   Downloaded pest v2.8.1
[INFO] [stderr]   Downloaded tui v0.19.0
[INFO] [stderr]   Downloaded winnow v0.7.11
[INFO] [stderr]   Downloaded tokio v1.46.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 06ca0f927b49f4c0fafcc6e58dff9ca87944ec3f998d0776b9acb4f9746d11b5
[INFO] running `Command { std: "docker" "start" "-a" "06ca0f927b49f4c0fafcc6e58dff9ca87944ec3f998d0776b9acb4f9746d11b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "06ca0f927b49f4c0fafcc6e58dff9ca87944ec3f998d0776b9acb4f9746d11b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06ca0f927b49f4c0fafcc6e58dff9ca87944ec3f998d0776b9acb4f9746d11b5", kill_on_drop: false }`
[INFO] [stdout] 06ca0f927b49f4c0fafcc6e58dff9ca87944ec3f998d0776b9acb4f9746d11b5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 86320b92b27b5a6bfc81c047e0d3c1f69146122972d8ab33bd6be364425b30a2
[INFO] running `Command { std: "docker" "start" "-a" "86320b92b27b5a6bfc81c047e0d3c1f69146122972d8ab33bd6be364425b30a2", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: target.x86_64-unknown-linux-musl.rustflags
[INFO] [stderr]    Compiling cfg-if v1.0.1
[INFO] [stderr]    Compiling libc v0.2.174
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[INFO] [stderr]    Compiling rust-ini v0.20.0
[INFO] [stderr]    Compiling yaml-rust2 v0.8.1
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling zerofrom-derive v0.1.6
[INFO] [stderr]    Compiling serde_derive v1.0.219
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[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling tokio v1.46.0
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[INFO] [stderr]    Compiling clap v4.5.40
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[INFO] [stderr]    Compiling zerovec v0.11.2
[INFO] [stderr]    Compiling zerotrie v0.2.2
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]    Compiling pest v2.8.1
[INFO] [stderr]    Compiling tracing-subscriber v0.3.19
[INFO] [stderr]    Compiling tinystr v0.8.1
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[INFO] [stderr]    Compiling icu_locale_core v2.0.0
[INFO] [stderr]    Compiling serde v1.0.219
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[INFO] [stderr]    Compiling icu_properties v2.0.1
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[INFO] [stderr]    Compiling futures-executor v0.3.31
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[INFO] [stderr]    Compiling pest_generator v2.8.1
[INFO] [stderr]    Compiling idna_adapter v1.2.1
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[INFO] [stderr]    Compiling pest_derive v2.8.1
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[INFO] [stderr]    Compiling toml_datetime v0.6.11
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[INFO] [stderr]    Compiling chrono v0.4.41
[INFO] [stderr]    Compiling toml_edit v0.22.27
[INFO] [stderr]    Compiling ron v0.8.1
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[INFO] [stderr]    Compiling tokio-util v0.7.15
[INFO] [stderr]    Compiling tokio-rustls v0.24.1
[INFO] [stderr]    Compiling tokio-stream v0.1.17
[INFO] [stderr]    Compiling inotify v0.10.2
[INFO] [stderr]    Compiling h2 v0.3.26
[INFO] [stderr]    Compiling toml v0.8.23
[INFO] [stderr]    Compiling config v0.14.1
[INFO] [stderr]    Compiling hyper v0.14.32
[INFO] [stderr]    Compiling hyper-rustls v0.24.2
[INFO] [stderr]    Compiling reqwest v0.11.27
[INFO] [stderr]    Compiling boxdrop-sync-daemon v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `access_token` is never read
[INFO] [stdout]   --> src/dropbox/client.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout]  8 | pub struct DropboxClient {
[INFO] [stdout]    |            ------------- field in this struct
[INFO] [stdout]  9 |     pub(crate) client: Client,
[INFO] [stdout] 10 |     access_token: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `error` is never read
[INFO] [stdout]   --> src/dropbox/client.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | struct DropboxError {
[INFO] [stdout]    |        ------------ field in this struct
[INFO] [stdout] 17 |     error_summary: String,
[INFO] [stdout] 18 |     error: DropboxErrorDetail,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DropboxError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `tag` and `reason` are never read
[INFO] [stdout]   --> src/dropbox/client.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | struct DropboxErrorDetail {
[INFO] [stdout]    |        ------------------ fields in this struct
[INFO] [stdout] 23 |     #[serde(rename = ".tag")]
[INFO] [stdout] 24 |     tag: String,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 25 |     reason: Option<DropboxErrorReason>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DropboxErrorDetail` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `tag` is never read
[INFO] [stdout]   --> src/dropbox/client.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 29 | struct DropboxErrorReason {
[INFO] [stdout]    |        ------------------ field in this struct
[INFO] [stdout] 30 |     #[serde(rename = ".tag")]
[INFO] [stdout] 31 |     tag: String,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DropboxErrorReason` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `client` and `config` are never read
[INFO] [stdout]  --> src/sync/engine.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct SyncEngine {
[INFO] [stdout]   |            ---------- fields in this struct
[INFO] [stdout] 6 |     client: DropboxClient,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 7 |     config: ConfigManager,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of `async fn` in public traits is discouraged as auto trait bounds cannot be specified
[INFO] [stdout]   --> src/dropbox/operations.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     async fn download_file(&self, path: &str) -> Result<Vec<u8>>;
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: you can suppress this lint if you plan to use the trait only in your own code, or do not care about auto traits like `Send` on the `Future`
[INFO] [stdout]    = note: `#[warn(async_fn_in_trait)]` on by default
[INFO] [stdout] help: you can alternatively desugar to a normal `fn` that returns `impl Future` and add any desired bounds such as `Send`, but these cannot be relaxed without a breaking API change
[INFO] [stdout]    |
[INFO] [stdout] 12 -     async fn download_file(&self, path: &str) -> Result<Vec<u8>>;
[INFO] [stdout] 12 +     fn download_file(&self, path: &str) -> impl std::future::Future<Output = Result<Vec<u8>>> + Send;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of `async fn` in public traits is discouraged as auto trait bounds cannot be specified
[INFO] [stdout]   --> src/dropbox/operations.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     async fn upload_file(&self, path: &str, content: &[u8]) -> Result<()>;
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: you can suppress this lint if you plan to use the trait only in your own code, or do not care about auto traits like `Send` on the `Future`
[INFO] [stdout] help: you can alternatively desugar to a normal `fn` that returns `impl Future` and add any desired bounds such as `Send`, but these cannot be relaxed without a breaking API change
[INFO] [stdout]    |
[INFO] [stdout] 15 -     async fn upload_file(&self, path: &str, content: &[u8]) -> Result<()>;
[INFO] [stdout] 15 +     fn upload_file(&self, path: &str, content: &[u8]) -> impl std::future::Future<Output = Result<()>> + Send;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 11s
[INFO] running `Command { std: "docker" "inspect" "86320b92b27b5a6bfc81c047e0d3c1f69146122972d8ab33bd6be364425b30a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86320b92b27b5a6bfc81c047e0d3c1f69146122972d8ab33bd6be364425b30a2", kill_on_drop: false }`
[INFO] [stdout] 86320b92b27b5a6bfc81c047e0d3c1f69146122972d8ab33bd6be364425b30a2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e5e27d8fd5f48d437c206760a9e3e17487f90c8dc28681a5df07a9397e7adf22
[INFO] running `Command { std: "docker" "start" "-a" "e5e27d8fd5f48d437c206760a9e3e17487f90c8dc28681a5df07a9397e7adf22", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: target.x86_64-unknown-linux-musl.rustflags
[INFO] [stderr]    Compiling tokio v1.46.0
[INFO] [stderr]    Compiling bitflags v2.9.1
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling rustix v1.0.7
[INFO] [stderr]    Compiling async-stream-impl v0.3.6
[INFO] [stderr]    Compiling linux-raw-sys v0.9.4
[INFO] [stderr]    Compiling fastrand v2.3.0
[INFO] [stderr]    Compiling ron v0.8.1
[INFO] [stderr]    Compiling crossterm v0.27.0
[INFO] [stderr]    Compiling async-stream v0.3.6
[INFO] [stderr]    Compiling config v0.14.1
[INFO] [stderr]    Compiling tempfile v3.20.0
[INFO] [stderr]    Compiling tokio-util v0.7.15
[INFO] [stderr]    Compiling tokio-rustls v0.24.1
[INFO] [stderr]    Compiling tokio-stream v0.1.17
[INFO] [stderr]    Compiling inotify v0.10.2
[INFO] [stderr]    Compiling tokio-test v0.4.4
[INFO] [stderr]    Compiling h2 v0.3.26
[INFO] [stderr]    Compiling hyper v0.14.32
[INFO] [stderr]    Compiling hyper-rustls v0.24.2
[INFO] [stderr]    Compiling reqwest v0.11.27
[INFO] [stderr]    Compiling boxdrop-sync-daemon v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `access_token` is never read
[INFO] [stdout]   --> src/dropbox/client.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout]  8 | pub struct DropboxClient {
[INFO] [stdout]    |            ------------- field in this struct
[INFO] [stdout]  9 |     pub(crate) client: Client,
[INFO] [stdout] 10 |     access_token: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `error` is never read
[INFO] [stdout]   --> src/dropbox/client.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | struct DropboxError {
[INFO] [stdout]    |        ------------ field in this struct
[INFO] [stdout] 17 |     error_summary: String,
[INFO] [stdout] 18 |     error: DropboxErrorDetail,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DropboxError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `tag` and `reason` are never read
[INFO] [stdout]   --> src/dropbox/client.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | struct DropboxErrorDetail {
[INFO] [stdout]    |        ------------------ fields in this struct
[INFO] [stdout] 23 |     #[serde(rename = ".tag")]
[INFO] [stdout] 24 |     tag: String,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 25 |     reason: Option<DropboxErrorReason>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DropboxErrorDetail` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `tag` is never read
[INFO] [stdout]   --> src/dropbox/client.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 29 | struct DropboxErrorReason {
[INFO] [stdout]    |        ------------------ field in this struct
[INFO] [stdout] 30 |     #[serde(rename = ".tag")]
[INFO] [stdout] 31 |     tag: String,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DropboxErrorReason` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `client` and `config` are never read
[INFO] [stdout]  --> src/sync/engine.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct SyncEngine {
[INFO] [stdout]   |            ---------- fields in this struct
[INFO] [stdout] 6 |     client: DropboxClient,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 7 |     config: ConfigManager,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of `async fn` in public traits is discouraged as auto trait bounds cannot be specified
[INFO] [stdout]   --> src/dropbox/operations.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     async fn download_file(&self, path: &str) -> Result<Vec<u8>>;
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: you can suppress this lint if you plan to use the trait only in your own code, or do not care about auto traits like `Send` on the `Future`
[INFO] [stdout]    = note: `#[warn(async_fn_in_trait)]` on by default
[INFO] [stdout] help: you can alternatively desugar to a normal `fn` that returns `impl Future` and add any desired bounds such as `Send`, but these cannot be relaxed without a breaking API change
[INFO] [stdout]    |
[INFO] [stdout] 12 -     async fn download_file(&self, path: &str) -> Result<Vec<u8>>;
[INFO] [stdout] 12 +     fn download_file(&self, path: &str) -> impl std::future::Future<Output = Result<Vec<u8>>> + Send;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of `async fn` in public traits is discouraged as auto trait bounds cannot be specified
[INFO] [stdout]   --> src/dropbox/operations.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     async fn upload_file(&self, path: &str, content: &[u8]) -> Result<()>;
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: you can suppress this lint if you plan to use the trait only in your own code, or do not care about auto traits like `Send` on the `Future`
[INFO] [stdout] help: you can alternatively desugar to a normal `fn` that returns `impl Future` and add any desired bounds such as `Send`, but these cannot be relaxed without a breaking API change
[INFO] [stdout]    |
[INFO] [stdout] 15 -     async fn upload_file(&self, path: &str, content: &[u8]) -> Result<()>;
[INFO] [stdout] 15 +     fn upload_file(&self, path: &str, content: &[u8]) -> impl std::future::Future<Output = Result<()>> + Send;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tempfile::TempDir`
[INFO] [stdout]    --> src/dropbox/operations.rs:267:9
[INFO] [stdout]     |
[INFO] [stdout] 267 |     use tempfile::TempDir;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::File`
[INFO] [stdout]    --> src/dropbox/operations.rs:268:9
[INFO] [stdout]     |
[INFO] [stdout] 268 |     use std::fs::File;
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Write`
[INFO] [stdout]    --> src/dropbox/operations.rs:269:9
[INFO] [stdout]     |
[INFO] [stdout] 269 |     use std::io::Write;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tempfile::TempDir`
[INFO] [stdout]    --> src/config/manager.rs:160:9
[INFO] [stdout]     |
[INFO] [stdout] 160 |     use tempfile::TempDir;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `error` is never read
[INFO] [stdout]   --> src/dropbox/client.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | struct DropboxError {
[INFO] [stdout]    |        ------------ field in this struct
[INFO] [stdout] 17 |     error_summary: String,
[INFO] [stdout] 18 |     error: DropboxErrorDetail,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DropboxError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `tag` and `reason` are never read
[INFO] [stdout]   --> src/dropbox/client.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | struct DropboxErrorDetail {
[INFO] [stdout]    |        ------------------ fields in this struct
[INFO] [stdout] 23 |     #[serde(rename = ".tag")]
[INFO] [stdout] 24 |     tag: String,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 25 |     reason: Option<DropboxErrorReason>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DropboxErrorDetail` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `tag` is never read
[INFO] [stdout]   --> src/dropbox/client.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 29 | struct DropboxErrorReason {
[INFO] [stdout]    |        ------------------ field in this struct
[INFO] [stdout] 30 |     #[serde(rename = ".tag")]
[INFO] [stdout] 31 |     tag: String,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DropboxErrorReason` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `client` and `config` are never read
[INFO] [stdout]  --> src/sync/engine.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct SyncEngine {
[INFO] [stdout]   |            ---------- fields in this struct
[INFO] [stdout] 6 |     client: DropboxClient,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 7 |     config: ConfigManager,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of `async fn` in public traits is discouraged as auto trait bounds cannot be specified
[INFO] [stdout]   --> src/dropbox/operations.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     async fn download_file(&self, path: &str) -> Result<Vec<u8>>;
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: you can suppress this lint if you plan to use the trait only in your own code, or do not care about auto traits like `Send` on the `Future`
[INFO] [stdout]    = note: `#[warn(async_fn_in_trait)]` on by default
[INFO] [stdout] help: you can alternatively desugar to a normal `fn` that returns `impl Future` and add any desired bounds such as `Send`, but these cannot be relaxed without a breaking API change
[INFO] [stdout]    |
[INFO] [stdout] 12 -     async fn download_file(&self, path: &str) -> Result<Vec<u8>>;
[INFO] [stdout] 12 +     fn download_file(&self, path: &str) -> impl std::future::Future<Output = Result<Vec<u8>>> + Send;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of `async fn` in public traits is discouraged as auto trait bounds cannot be specified
[INFO] [stdout]   --> src/dropbox/operations.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     async fn upload_file(&self, path: &str, content: &[u8]) -> Result<()>;
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: you can suppress this lint if you plan to use the trait only in your own code, or do not care about auto traits like `Send` on the `Future`
[INFO] [stdout] help: you can alternatively desugar to a normal `fn` that returns `impl Future` and add any desired bounds such as `Send`, but these cannot be relaxed without a breaking API change
[INFO] [stdout]    |
[INFO] [stdout] 15 -     async fn upload_file(&self, path: &str, content: &[u8]) -> Result<()>;
[INFO] [stdout] 15 +     fn upload_file(&self, path: &str, content: &[u8]) -> impl std::future::Future<Output = Result<()>> + Send;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::hint::must_use` that must be used
[INFO] [stdout]    --> src/dropbox/operations.rs:292:9
[INFO] [stdout]     |
[INFO] [stdout] 292 |         format!("{:?}", no_conflict);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 292 |         let _ = format!("{:?}", no_conflict);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::hint::must_use` that must be used
[INFO] [stdout]    --> src/dropbox/operations.rs:293:9
[INFO] [stdout]     |
[INFO] [stdout] 293 |         format!("{:?}", conflict);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 293 |         let _ = format!("{:?}", conflict);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::hint::must_use` that must be used
[INFO] [stdout]    --> src/dropbox/operations.rs:294:9
[INFO] [stdout]     |
[INFO] [stdout] 294 |         format!("{:?}", error);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 294 |         let _ = format!("{:?}", error);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 19.53s
[INFO] running `Command { std: "docker" "inspect" "e5e27d8fd5f48d437c206760a9e3e17487f90c8dc28681a5df07a9397e7adf22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5e27d8fd5f48d437c206760a9e3e17487f90c8dc28681a5df07a9397e7adf22", kill_on_drop: false }`
[INFO] [stdout] e5e27d8fd5f48d437c206760a9e3e17487f90c8dc28681a5df07a9397e7adf22
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f8e9489a9ad1bb01aa8cbddcff8d3de946bdee2638e265264a22d604662dc1bb
[INFO] running `Command { std: "docker" "start" "-a" "f8e9489a9ad1bb01aa8cbddcff8d3de946bdee2638e265264a22d604662dc1bb", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: target.x86_64-unknown-linux-musl.rustflags
[INFO] [stderr] warning: field `access_token` is never read
[INFO] [stderr]   --> src/dropbox/client.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr]  8 | pub struct DropboxClient {
[INFO] [stderr]    |            ------------- field in this struct
[INFO] [stderr]  9 |     pub(crate) client: Client,
[INFO] [stderr] 10 |     access_token: String,
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `error` is never read
[INFO] [stderr]   --> src/dropbox/client.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 16 | struct DropboxError {
[INFO] [stderr]    |        ------------ field in this struct
[INFO] [stderr] 17 |     error_summary: String,
[INFO] [stderr] 18 |     error: DropboxErrorDetail,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `DropboxError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: fields `tag` and `reason` are never read
[INFO] [stderr]   --> src/dropbox/client.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 22 | struct DropboxErrorDetail {
[INFO] [stderr]    |        ------------------ fields in this struct
[INFO] [stderr] 23 |     #[serde(rename = ".tag")]
[INFO] [stderr] 24 |     tag: String,
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 25 |     reason: Option<DropboxErrorReason>,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `DropboxErrorDetail` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: field `tag` is never read
[INFO] [stderr]   --> src/dropbox/client.rs:31:5
[INFO] [stderr]    |
[INFO] [stderr] 29 | struct DropboxErrorReason {
[INFO] [stderr]    |        ------------------ field in this struct
[INFO] [stderr] 30 |     #[serde(rename = ".tag")]
[INFO] [stderr] 31 |     tag: String,
[INFO] [stderr]    |     ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `DropboxErrorReason` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: fields `client` and `config` are never read
[INFO] [stderr]  --> src/sync/engine.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub struct SyncEngine {
[INFO] [stderr]   |            ---------- fields in this struct
[INFO] [stderr] 6 |     client: DropboxClient,
[INFO] [stderr]   |     ^^^^^^
[INFO] [stderr] 7 |     config: ConfigManager,
[INFO] [stderr]   |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of `async fn` in public traits is discouraged as auto trait bounds cannot be specified
[INFO] [stderr]   --> src/dropbox/operations.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     async fn download_file(&self, path: &str) -> Result<Vec<u8>>;
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: you can suppress this lint if you plan to use the trait only in your own code, or do not care about auto traits like `Send` on the `Future`
[INFO] [stderr]    = note: `#[warn(async_fn_in_trait)]` on by default
[INFO] [stderr] help: you can alternatively desugar to a normal `fn` that returns `impl Future` and add any desired bounds such as `Send`, but these cannot be relaxed without a breaking API change
[INFO] [stderr]    |
[INFO] [stderr] 12 -     async fn download_file(&self, path: &str) -> Result<Vec<u8>>;
[INFO] [stderr] 12 +     fn download_file(&self, path: &str) -> impl std::future::Future<Output = Result<Vec<u8>>> + Send;
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: use of `async fn` in public traits is discouraged as auto trait bounds cannot be specified
[INFO] [stderr]   --> src/dropbox/operations.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     async fn upload_file(&self, path: &str, content: &[u8]) -> Result<()>;
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: you can suppress this lint if you plan to use the trait only in your own code, or do not care about auto traits like `Send` on the `Future`
[INFO] [stderr] help: you can alternatively desugar to a normal `fn` that returns `impl Future` and add any desired bounds such as `Send`, but these cannot be relaxed without a breaking API change
[INFO] [stderr]    |
[INFO] [stderr] 15 -     async fn upload_file(&self, path: &str, content: &[u8]) -> Result<()>;
[INFO] [stderr] 15 +     fn upload_file(&self, path: &str, content: &[u8]) -> impl std::future::Future<Output = Result<()>> + Send;
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: `boxdrop-sync-daemon` (lib) generated 7 warnings
[INFO] [stderr] warning: unused import: `tempfile::TempDir`
[INFO] [stderr]    --> src/dropbox/operations.rs:267:9
[INFO] [stderr]     |
[INFO] [stderr] 267 |     use tempfile::TempDir;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fs::File`
[INFO] [stderr]    --> src/dropbox/operations.rs:268:9
[INFO] [stderr]     |
[INFO] [stderr] 268 |     use std::fs::File;
[INFO] [stderr]     |         ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io::Write`
[INFO] [stderr]    --> src/dropbox/operations.rs:269:9
[INFO] [stderr]     |
[INFO] [stderr] 269 |     use std::io::Write;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `tempfile::TempDir`
[INFO] [stderr]    --> src/config/manager.rs:160:9
[INFO] [stderr]     |
[INFO] [stderr] 160 |     use tempfile::TempDir;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `error` is never read
[INFO] [stderr]   --> src/dropbox/client.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 16 | struct DropboxError {
[INFO] [stderr]    |        ------------ field in this struct
[INFO] [stderr] 17 |     error_summary: String,
[INFO] [stderr] 18 |     error: DropboxErrorDetail,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `DropboxError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::hint::must_use` that must be used
[INFO] [stderr]    --> src/dropbox/operations.rs:292:9
[INFO] [stderr]     |
[INFO] [stderr] 292 |         format!("{:?}", no_conflict);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 292 |         let _ = format!("{:?}", no_conflict);
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::hint::must_use` that must be used
[INFO] [stderr]    --> src/dropbox/operations.rs:293:9
[INFO] [stderr]     |
[INFO] [stderr] 293 |         format!("{:?}", conflict);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 293 |         let _ = format!("{:?}", conflict);
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::hint::must_use` that must be used
[INFO] [stderr]    --> src/dropbox/operations.rs:294:9
[INFO] [stderr]     |
[INFO] [stderr] 294 |         format!("{:?}", error);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 294 |         let _ = format!("{:?}", error);
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `boxdrop-sync-daemon` (lib test) generated 13 warnings (5 duplicates) (run `cargo fix --lib -p boxdrop-sync-daemon --tests` to apply 4 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.37s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/boxdrop_sync_daemon-ab872a9155ca1564)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test config::manager::tests::test_config_serialization ... ok
[INFO] [stdout] test dropbox::operations::tests::test_upload_options_default ... ok
[INFO] [stdout] test dropbox::client::tests::test_client_creation ... ok
[INFO] [stdout] test dropbox::operations::tests::test_conflict_result_debug ... ok
[INFO] [stdout] test config::manager::tests::test_default_config ... ok
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/boxdrop_sync_daemon-5d0ff1a95649f976)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests boxdrop_sync_daemon
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.19s
[INFO] [stdout] 
[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] [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" "f8e9489a9ad1bb01aa8cbddcff8d3de946bdee2638e265264a22d604662dc1bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8e9489a9ad1bb01aa8cbddcff8d3de946bdee2638e265264a22d604662dc1bb", kill_on_drop: false }`
[INFO] [stdout] f8e9489a9ad1bb01aa8cbddcff8d3de946bdee2638e265264a22d604662dc1bb