[INFO] fetching crate cooklang-sync-server 0.2.2...
[INFO] building cooklang-sync-server-0.2.2 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate cooklang-sync-server 0.2.2 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate cooklang-sync-server 0.2.2
[INFO] finished tweaking crates.io crate cooklang-sync-server 0.2.2
[INFO] tweaked toml for crates.io crate cooklang-sync-server 0.2.2 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate cooklang-sync-server 0.2.2 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate cooklang-sync-server 0.2.2 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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stdout] warning: struct `MultiChunkResponse` is never constructed
[INFO] [stdout]  --> src/chunks/response.rs:5:19
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub(crate) struct MultiChunkResponse<'a> {
[INFO] [stdout]   |                   ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/chunks/response.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout]  9 | impl MultiChunkResponse<'_> {
[INFO] [stdout]    | --------------------------- associated function in this implementation
[INFO] [stdout] 10 |     pub fn new(chunk_ids: Vec<ChunkId<'_>>) -> MultiChunkResponse<'_> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/chunks/mod.rs:60:13
[INFO] [stdout]    |
[INFO] [stdout] 60 | /             file.write_all(&chunk).await.map_err(|_| {
[INFO] [stdout] 61 | |                 std::fs::remove_file(&full_path).ok();
[INFO] [stdout] 62 | |             });
[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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 60 |             let _ = file.write_all(&chunk).await.map_err(|_| {
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/chunks/mod.rs:106:13
[INFO] [stdout]     |
[INFO] [stdout] 106 | /             file.write_all(&chunk).await.map_err(|_| {
[INFO] [stdout] 107 | |                 std::fs::remove_file(&full_path).ok();
[INFO] [stdout] 108 | |             });
[INFO] [stdout]     | |______________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 106 |             let _ = file.write_all(&chunk).await.map_err(|_| {
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/metadata/request.rs:16:36
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub(crate) fn non_local_chunks(&self) -> Vec<ChunkId> {
[INFO] [stdout]    |                                    ^^^^^         ^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                                    |
[INFO] [stdout]    |                                    the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub(crate) fn non_local_chunks(&self) -> Vec<ChunkId<'_>> {
[INFO] [stdout]    |                                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3m 14s
[INFO] running `Command { std: "docker" "inspect" "60f86b8d5391ced0aba98957f4d80cb193b92a49cc3b63ac6cecb724f8d48681", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60f86b8d5391ced0aba98957f4d80cb193b92a49cc3b63ac6cecb724f8d48681", kill_on_drop: false }`
[INFO] [stdout] 60f86b8d5391ced0aba98957f4d80cb193b92a49cc3b63ac6cecb724f8d48681
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7ea1c88f1c87f000276972fc1ca2f1235a72d47784931346ef43ddff89a40772
[INFO] running `Command { std: "docker" "start" "-a" "7ea1c88f1c87f000276972fc1ca2f1235a72d47784931346ef43ddff89a40772", kill_on_drop: false }`
[INFO] [stdout] warning: struct `MultiChunkResponse` is never constructed
[INFO] [stdout]  --> src/chunks/response.rs:5:19
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub(crate) struct MultiChunkResponse<'a> {
[INFO] [stdout]   |                   ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/chunks/response.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout]  9 | impl MultiChunkResponse<'_> {
[INFO] [stdout]    | --------------------------- associated function in this implementation
[INFO] [stdout] 10 |     pub fn new(chunk_ids: Vec<ChunkId<'_>>) -> MultiChunkResponse<'_> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/chunks/mod.rs:60:13
[INFO] [stdout]    |
[INFO] [stdout] 60 | /             file.write_all(&chunk).await.map_err(|_| {
[INFO] [stdout] 61 | |                 std::fs::remove_file(&full_path).ok();
[INFO] [stdout] 62 | |             });
[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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 60 |             let _ = file.write_all(&chunk).await.map_err(|_| {
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling cooklang-sync-server v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/chunks/mod.rs:106:13
[INFO] [stdout]     |
[INFO] [stdout] 106 | /             file.write_all(&chunk).await.map_err(|_| {
[INFO] [stdout] 107 | |                 std::fs::remove_file(&full_path).ok();
[INFO] [stdout] 108 | |             });
[INFO] [stdout]     | |______________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 106 |             let _ = file.write_all(&chunk).await.map_err(|_| {
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/metadata/request.rs:16:36
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub(crate) fn non_local_chunks(&self) -> Vec<ChunkId> {
[INFO] [stdout]    |                                    ^^^^^         ^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                                    |
[INFO] [stdout]    |                                    the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub(crate) fn non_local_chunks(&self) -> Vec<ChunkId<'_>> {
[INFO] [stdout]    |                                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MultiChunkResponse` is never constructed
[INFO] [stdout]  --> src/chunks/response.rs:5:19
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub(crate) struct MultiChunkResponse<'a> {
[INFO] [stdout]   |                   ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/chunks/response.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout]  9 | impl MultiChunkResponse<'_> {
[INFO] [stdout]    | --------------------------- associated function in this implementation
[INFO] [stdout] 10 |     pub fn new(chunk_ids: Vec<ChunkId<'_>>) -> MultiChunkResponse<'_> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/chunks/mod.rs:60:13
[INFO] [stdout]    |
[INFO] [stdout] 60 | /             file.write_all(&chunk).await.map_err(|_| {
[INFO] [stdout] 61 | |                 std::fs::remove_file(&full_path).ok();
[INFO] [stdout] 62 | |             });
[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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 60 |             let _ = file.write_all(&chunk).await.map_err(|_| {
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/chunks/mod.rs:106:13
[INFO] [stdout]     |
[INFO] [stdout] 106 | /             file.write_all(&chunk).await.map_err(|_| {
[INFO] [stdout] 107 | |                 std::fs::remove_file(&full_path).ok();
[INFO] [stdout] 108 | |             });
[INFO] [stdout]     | |______________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 106 |             let _ = file.write_all(&chunk).await.map_err(|_| {
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/metadata/request.rs:16:36
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub(crate) fn non_local_chunks(&self) -> Vec<ChunkId> {
[INFO] [stdout]    |                                    ^^^^^         ^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                                    |
[INFO] [stdout]    |                                    the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub(crate) fn non_local_chunks(&self) -> Vec<ChunkId<'_>> {
[INFO] [stdout]    |                                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.37s
[INFO] running `Command { std: "docker" "inspect" "7ea1c88f1c87f000276972fc1ca2f1235a72d47784931346ef43ddff89a40772", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ea1c88f1c87f000276972fc1ca2f1235a72d47784931346ef43ddff89a40772", kill_on_drop: false }`
[INFO] [stdout] 7ea1c88f1c87f000276972fc1ca2f1235a72d47784931346ef43ddff89a40772
