[INFO] cloning repository https://github.com/neevek/rsdrive
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/neevek/rsdrive" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fneevek%2Frsdrive", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fneevek%2Frsdrive'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 450e047e4a27d4a009fef99b2aecfa3bc3955a71
[INFO] checking neevek/rsdrive against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fneevek%2Frsdrive" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/neevek/rsdrive on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/neevek/rsdrive
[INFO] finished tweaking git repo https://github.com/neevek/rsdrive
[INFO] tweaked toml for git repo https://github.com/neevek/rsdrive written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/neevek/rsdrive 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded axum-macros v0.4.0
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[INFO] [stdout] 076e83ad61445a6be975da48226e992cd99e006dcaae72519a5299a57372497e
[INFO] running `Command { std: "docker" "start" "-a" "076e83ad61445a6be975da48226e992cd99e006dcaae72519a5299a57372497e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "076e83ad61445a6be975da48226e992cd99e006dcaae72519a5299a57372497e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "076e83ad61445a6be975da48226e992cd99e006dcaae72519a5299a57372497e", kill_on_drop: false }`
[INFO] [stdout] 076e83ad61445a6be975da48226e992cd99e006dcaae72519a5299a57372497e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] [stdout] warning: the item `Result` is imported redundantly
[INFO] [stdout]  --> src/common/entity.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::result::Result;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:148:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `Result` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde_with::skip_serializing_none`
[INFO] [stdout]  --> src/result.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use serde_with::skip_serializing_none;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt::Display`
[INFO] [stdout]  --> src/result.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::fmt::Display;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Result` is imported redundantly
[INFO] [stdout]  --> src/common/entity.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::result::Result;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:148:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `Result` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde_with::skip_serializing_none`
[INFO] [stdout]  --> src/result.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use serde_with::skip_serializing_none;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt::Display`
[INFO] [stdout]  --> src/result.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::fmt::Display;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `state`
[INFO] [stdout]   --> src/api/file.rs:35:37
[INFO] [stdout]    |
[INFO] [stdout] 35 | async fn handle_socket2(user: User, state: State<AppState>, socket: WebSocket, addr: SocketAddr) {
[INFO] [stdout]    |                                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_state`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `state`
[INFO] [stdout]   --> src/api/file.rs:35:37
[INFO] [stdout]    |
[INFO] [stdout] 35 | async fn handle_socket2(user: User, state: State<AppState>, socket: WebSocket, addr: SocketAddr) {
[INFO] [stdout]    |                                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_state`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `resp`
[INFO] [stdout]   --> src/client/file_uploader.rs:52:17
[INFO] [stdout]    |
[INFO] [stdout] 52 |             let resp = match stream.next().await.with_context(|| "failed to receive from socket")? {
[INFO] [stdout]    |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_resp`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `text`
[INFO] [stdout]   --> src/client/file_uploader.rs:64:38
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     Ok(Message::Text(text)) => {}
[INFO] [stdout]    |                                      ^^^^ help: if this is intentional, prefix it with an underscore: `_text`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `resp`
[INFO] [stdout]   --> src/client/file_uploader.rs:52:17
[INFO] [stdout]    |
[INFO] [stdout] 52 |             let resp = match stream.next().await.with_context(|| "failed to receive from socket")? {
[INFO] [stdout]    |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_resp`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `text`
[INFO] [stdout]   --> src/client/file_uploader.rs:64:38
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     Ok(Message::Text(text)) => {}
[INFO] [stdout]    |                                      ^^^^ help: if this is intentional, prefix it with an underscore: `_text`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/common/entity.rs:48:74
[INFO] [stdout]    |
[INFO] [stdout] 48 |         Ok(serde_json::from_str::<TransferControlMessage>(text).map_err(|e| ())?)
[INFO] [stdout]    |                                                                          ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/result.rs:20:13
[INFO] [stdout]    |
[INFO] [stdout] 20 |             _ => StatusCode::OK,
[INFO] [stdout]    |             ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/common/entity.rs:48:74
[INFO] [stdout]    |
[INFO] [stdout] 48 |         Ok(serde_json::from_str::<TransferControlMessage>(text).map_err(|e| ())?)
[INFO] [stdout]    |                                                                          ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/result.rs:20:13
[INFO] [stdout]    |
[INFO] [stdout] 20 |             _ => StatusCode::OK,
[INFO] [stdout]    |             ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `user_id`
[INFO] [stdout]    --> src/storage/sqlite_database.rs:156:32
[INFO] [stdout]     |
[INFO] [stdout] 156 |     fn update_sync_size(&self, user_id: u32, file_info: &SyncFileInfo) -> Result<()> {
[INFO] [stdout]     |                                ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_user_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/client/file_uploader.rs:78:13
[INFO] [stdout]    |
[INFO] [stdout] 78 |             stream.close(None).await;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 78 |             let _ = stream.close(None).await;
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `user_id`
[INFO] [stdout]    --> src/storage/sqlite_database.rs:156:32
[INFO] [stdout]     |
[INFO] [stdout] 156 |     fn update_sync_size(&self, user_id: u32, file_info: &SyncFileInfo) -> Result<()> {
[INFO] [stdout]     |                                ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_user_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/client/file_uploader.rs:78:13
[INFO] [stdout]    |
[INFO] [stdout] 78 |             stream.close(None).await;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 78 |             let _ = stream.close(None).await;
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `future`, `pin_mut`
[INFO] [stdout]  --> src/bin/client.rs:1:20
[INFO] [stdout]   |
[INFO] [stdout] 1 | use futures_util::{future, pin_mut, SinkExt, StreamExt};
[INFO] [stdout]   |                    ^^^^^^  ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Arc`, `Mutex`, `env`, `path::PathBuf`
[INFO] [stdout]  --> src/bin/client.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     env,
[INFO] [stdout]   |     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 7 |     path::PathBuf,
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 8 |     sync::{Arc, Mutex},
[INFO] [stdout]   |            ^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `AsyncWriteExt`
[INFO] [stdout]   --> src/bin/client.rs:10:31
[INFO] [stdout]    |
[INFO] [stdout] 10 | use tokio::io::{AsyncReadExt, AsyncWriteExt};
[INFO] [stdout]    |                               ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tracing_subscriber::fmt::MakeWriter`
[INFO] [stdout]   --> src/bin/client.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | use tracing_subscriber::fmt::MakeWriter;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `future`, `pin_mut`
[INFO] [stdout]  --> src/bin/client.rs:1:20
[INFO] [stdout]   |
[INFO] [stdout] 1 | use futures_util::{future, pin_mut, SinkExt, StreamExt};
[INFO] [stdout]   |                    ^^^^^^  ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Arc`, `Mutex`, `env`, `path::PathBuf`
[INFO] [stdout]  --> src/bin/client.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     env,
[INFO] [stdout]   |     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 7 |     path::PathBuf,
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 8 |     sync::{Arc, Mutex},
[INFO] [stdout]   |            ^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `AsyncWriteExt`
[INFO] [stdout]   --> src/bin/client.rs:10:31
[INFO] [stdout]    |
[INFO] [stdout] 10 | use tokio::io::{AsyncReadExt, AsyncWriteExt};
[INFO] [stdout]    |                               ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tracing_subscriber::fmt::MakeWriter`
[INFO] [stdout]   --> src/bin/client.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | use tracing_subscriber::fmt::MakeWriter;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stdin_rx`
[INFO] [stdout]   --> src/bin/client.rs:33:20
[INFO] [stdout]    |
[INFO] [stdout] 33 |     let (stdin_tx, stdin_rx) = futures_channel::mpsc::unbounded();
[INFO] [stdout]    |                    ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stdin_rx`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stdin_rx`
[INFO] [stdout]   --> src/bin/client.rs:33:20
[INFO] [stdout]    |
[INFO] [stdout] 33 |     let (stdin_tx, stdin_rx) = futures_channel::mpsc::unbounded();
[INFO] [stdout]    |                    ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stdin_rx`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/bin/client.rs:79:17
[INFO] [stdout]    |
[INFO] [stdout] 79 |                 sender.send(Message::binary(&buffer[..bytes_read])).await;
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 79 |                 let _ = sender.send(Message::binary(&buffer[..bytes_read])).await;
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/bin/client.rs:79:17
[INFO] [stdout]    |
[INFO] [stdout] 79 |                 sender.send(Message::binary(&buffer[..bytes_read])).await;
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 79 |                 let _ = sender.send(Message::binary(&buffer[..bytes_read])).await;
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 49.80s
[INFO] running `Command { std: "docker" "inspect" "84ba60a33a3d0a61615ea2194ebdccba9e729ef55de7a7728013f80a3f6ea803", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84ba60a33a3d0a61615ea2194ebdccba9e729ef55de7a7728013f80a3f6ea803", kill_on_drop: false }`
[INFO] [stdout] 84ba60a33a3d0a61615ea2194ebdccba9e729ef55de7a7728013f80a3f6ea803
[INFO] checking neevek/rsdrive against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fneevek%2Frsdrive" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/neevek/rsdrive on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/neevek/rsdrive
[INFO] finished tweaking git repo https://github.com/neevek/rsdrive
[INFO] tweaked toml for git repo https://github.com/neevek/rsdrive written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/neevek/rsdrive 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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c2d1ff4d26e1dfd6bd33dc281ff349b8222689c669d323fac5ebbe1e4c835808
[INFO] running `Command { std: "docker" "start" "-a" "c2d1ff4d26e1dfd6bd33dc281ff349b8222689c669d323fac5ebbe1e4c835808", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c2d1ff4d26e1dfd6bd33dc281ff349b8222689c669d323fac5ebbe1e4c835808", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2d1ff4d26e1dfd6bd33dc281ff349b8222689c669d323fac5ebbe1e4c835808", kill_on_drop: false }`
[INFO] [stdout] c2d1ff4d26e1dfd6bd33dc281ff349b8222689c669d323fac5ebbe1e4c835808
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f23d560e1abcbd9e109258e47100e7d8b8ccc9bcc221871f7ae6ff09e7d16fd0
[INFO] running `Command { std: "docker" "start" "-a" "f23d560e1abcbd9e109258e47100e7d8b8ccc9bcc221871f7ae6ff09e7d16fd0", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.70
[INFO] [stderr]    Compiling libc v0.2.150
[INFO] [stderr]     Checking memchr v2.6.4
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[INFO] [stderr]    Compiling serde_derive v1.0.193
[INFO] [stderr]    Compiling pin-project-internal v1.1.3
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[INFO] [stderr]     Checking tungstenite v0.20.1
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[INFO] [stderr]    Compiling serde_with_macros v3.4.0
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[INFO] [stderr]     Checking rsdrive v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `Result` is imported redundantly
[INFO] [stdout]  --> src/common/entity.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::result::Result;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/645bb72776a6a56a1a8f52631a44bd082b2ba509/library/std/src/prelude/mod.rs:148:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `Result` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde_with::skip_serializing_none`
[INFO] [stdout]  --> src/result.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use serde_with::skip_serializing_none;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt::Display`
[INFO] [stdout]  --> src/result.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::fmt::Display;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Result` is imported redundantly
[INFO] [stdout]  --> src/common/entity.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::result::Result;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/645bb72776a6a56a1a8f52631a44bd082b2ba509/library/std/src/prelude/mod.rs:148:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `Result` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde_with::skip_serializing_none`
[INFO] [stdout]  --> src/result.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use serde_with::skip_serializing_none;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt::Display`
[INFO] [stdout]  --> src/result.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::fmt::Display;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `state`
[INFO] [stdout]   --> src/api/file.rs:35:37
[INFO] [stdout]    |
[INFO] [stdout] 35 | async fn handle_socket2(user: User, state: State<AppState>, socket: WebSocket, addr: SocketAddr) {
[INFO] [stdout]    |                                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_state`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `resp`
[INFO] [stdout]   --> src/client/file_uploader.rs:52:17
[INFO] [stdout]    |
[INFO] [stdout] 52 |             let resp = match stream.next().await.with_context(|| "failed to receive from socket")? {
[INFO] [stdout]    |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_resp`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `text`
[INFO] [stdout]   --> src/client/file_uploader.rs:64:38
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     Ok(Message::Text(text)) => {}
[INFO] [stdout]    |                                      ^^^^ help: if this is intentional, prefix it with an underscore: `_text`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `state`
[INFO] [stdout]   --> src/api/file.rs:35:37
[INFO] [stdout]    |
[INFO] [stdout] 35 | async fn handle_socket2(user: User, state: State<AppState>, socket: WebSocket, addr: SocketAddr) {
[INFO] [stdout]    |                                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_state`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `resp`
[INFO] [stdout]   --> src/client/file_uploader.rs:52:17
[INFO] [stdout]    |
[INFO] [stdout] 52 |             let resp = match stream.next().await.with_context(|| "failed to receive from socket")? {
[INFO] [stdout]    |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_resp`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `text`
[INFO] [stdout]   --> src/client/file_uploader.rs:64:38
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     Ok(Message::Text(text)) => {}
[INFO] [stdout]    |                                      ^^^^ help: if this is intentional, prefix it with an underscore: `_text`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/common/entity.rs:48:74
[INFO] [stdout]    |
[INFO] [stdout] 48 |         Ok(serde_json::from_str::<TransferControlMessage>(text).map_err(|e| ())?)
[INFO] [stdout]    |                                                                          ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/result.rs:20:13
[INFO] [stdout]    |
[INFO] [stdout] 20 |             _ => StatusCode::OK,
[INFO] [stdout]    |             ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/common/entity.rs:48:74
[INFO] [stdout]    |
[INFO] [stdout] 48 |         Ok(serde_json::from_str::<TransferControlMessage>(text).map_err(|e| ())?)
[INFO] [stdout]    |                                                                          ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/result.rs:20:13
[INFO] [stdout]    |
[INFO] [stdout] 20 |             _ => StatusCode::OK,
[INFO] [stdout]    |             ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `user_id`
[INFO] [stdout]    --> src/storage/sqlite_database.rs:156:32
[INFO] [stdout]     |
[INFO] [stdout] 156 |     fn update_sync_size(&self, user_id: u32, file_info: &SyncFileInfo) -> Result<()> {
[INFO] [stdout]     |                                ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_user_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/client/file_uploader.rs:78:13
[INFO] [stdout]    |
[INFO] [stdout] 78 |             stream.close(None).await;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 78 |             let _ = stream.close(None).await;
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `user_id`
[INFO] [stdout]    --> src/storage/sqlite_database.rs:156:32
[INFO] [stdout]     |
[INFO] [stdout] 156 |     fn update_sync_size(&self, user_id: u32, file_info: &SyncFileInfo) -> Result<()> {
[INFO] [stdout]     |                                ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_user_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/client/file_uploader.rs:78:13
[INFO] [stdout]    |
[INFO] [stdout] 78 |             stream.close(None).await;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 78 |             let _ = stream.close(None).await;
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `future`, `pin_mut`
[INFO] [stdout]  --> src/bin/client.rs:1:20
[INFO] [stdout]   |
[INFO] [stdout] 1 | use futures_util::{future, pin_mut, SinkExt, StreamExt};
[INFO] [stdout]   |                    ^^^^^^  ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Arc`, `Mutex`, `env`, `path::PathBuf`
[INFO] [stdout]  --> src/bin/client.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     env,
[INFO] [stdout]   |     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 7 |     path::PathBuf,
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 8 |     sync::{Arc, Mutex},
[INFO] [stdout]   |            ^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `AsyncWriteExt`
[INFO] [stdout]   --> src/bin/client.rs:10:31
[INFO] [stdout]    |
[INFO] [stdout] 10 | use tokio::io::{AsyncReadExt, AsyncWriteExt};
[INFO] [stdout]    |                               ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tracing_subscriber::fmt::MakeWriter`
[INFO] [stdout]   --> src/bin/client.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | use tracing_subscriber::fmt::MakeWriter;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `future`, `pin_mut`
[INFO] [stdout]  --> src/bin/client.rs:1:20
[INFO] [stdout]   |
[INFO] [stdout] 1 | use futures_util::{future, pin_mut, SinkExt, StreamExt};
[INFO] [stdout]   |                    ^^^^^^  ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Arc`, `Mutex`, `env`, `path::PathBuf`
[INFO] [stdout]  --> src/bin/client.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     env,
[INFO] [stdout]   |     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 7 |     path::PathBuf,
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 8 |     sync::{Arc, Mutex},
[INFO] [stdout]   |            ^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `AsyncWriteExt`
[INFO] [stdout]   --> src/bin/client.rs:10:31
[INFO] [stdout]    |
[INFO] [stdout] 10 | use tokio::io::{AsyncReadExt, AsyncWriteExt};
[INFO] [stdout]    |                               ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tracing_subscriber::fmt::MakeWriter`
[INFO] [stdout]   --> src/bin/client.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | use tracing_subscriber::fmt::MakeWriter;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stdin_rx`
[INFO] [stdout]   --> src/bin/client.rs:33:20
[INFO] [stdout]    |
[INFO] [stdout] 33 |     let (stdin_tx, stdin_rx) = futures_channel::mpsc::unbounded();
[INFO] [stdout]    |                    ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stdin_rx`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/bin/client.rs:79:17
[INFO] [stdout]    |
[INFO] [stdout] 79 |                 sender.send(Message::binary(&buffer[..bytes_read])).await;
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 79 |                 let _ = sender.send(Message::binary(&buffer[..bytes_read])).await;
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stdin_rx`
[INFO] [stdout]   --> src/bin/client.rs:33:20
[INFO] [stdout]    |
[INFO] [stdout] 33 |     let (stdin_tx, stdin_rx) = futures_channel::mpsc::unbounded();
[INFO] [stdout]    |                    ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stdin_rx`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/bin/client.rs:79:17
[INFO] [stdout]    |
[INFO] [stdout] 79 |                 sender.send(Message::binary(&buffer[..bytes_read])).await;
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 79 |                 let _ = sender.send(Message::binary(&buffer[..bytes_read])).await;
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 49.97s
[INFO] running `Command { std: "docker" "inspect" "f23d560e1abcbd9e109258e47100e7d8b8ccc9bcc221871f7ae6ff09e7d16fd0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f23d560e1abcbd9e109258e47100e7d8b8ccc9bcc221871f7ae6ff09e7d16fd0", kill_on_drop: false }`
[INFO] [stdout] f23d560e1abcbd9e109258e47100e7d8b8ccc9bcc221871f7ae6ff09e7d16fd0