[INFO] fetching crate confitdb 0.1.4...
[INFO] checking confitdb-0.1.4 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate confitdb 0.1.4 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate confitdb 0.1.4
[INFO] finished tweaking crates.io crate confitdb 0.1.4
[INFO] tweaked toml for crates.io crate confitdb 0.1.4 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate confitdb 0.1.4 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 158 packages to latest compatible versions
[INFO] [stderr]       Adding generic-array v0.14.7 (available: v0.14.9)
[INFO] [stderr]       Adding gethostname v0.2.3 (available: v1.1.0)
[INFO] [stderr]       Adding hyper v0.14.32 (available: v1.8.0)
[INFO] [stderr]       Adding serial_test v0.10.0 (available: v3.2.0)
[INFO] [stderr]       Adding zeroize v1.3.0 (available: v1.8.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7be6ddb7e660dde15edc86fb71a6f047274b10ef5e333237c7416dafe8e8ed80
[INFO] running `Command { std: "docker" "start" "-a" "7be6ddb7e660dde15edc86fb71a6f047274b10ef5e333237c7416dafe8e8ed80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7be6ddb7e660dde15edc86fb71a6f047274b10ef5e333237c7416dafe8e8ed80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7be6ddb7e660dde15edc86fb71a6f047274b10ef5e333237c7416dafe8e8ed80", kill_on_drop: false }`
[INFO] [stdout] 7be6ddb7e660dde15edc86fb71a6f047274b10ef5e333237c7416dafe8e8ed80
[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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 84e267e77e32bcda2074028d60b50df829a79bc5d5bc9279585199b2f2169307
[INFO] running `Command { std: "docker" "start" "-a" "84e267e77e32bcda2074028d60b50df829a79bc5d5bc9279585199b2f2169307", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.19.0
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]     Checking futures-channel v0.3.31
[INFO] [stderr]    Compiling syn v2.0.110
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]     Checking mio v1.1.0
[INFO] [stderr]     Checking opaque-debug v0.3.1
[INFO] [stderr]     Checking percent-encoding v2.3.2
[INFO] [stderr]     Checking half v1.8.3
[INFO] [stderr]     Checking subtle v2.6.1
[INFO] [stderr]     Checking signature v1.6.4
[INFO] [stderr]     Checking hashbrown v0.16.0
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking tracing v0.1.41
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking serde_bytes v0.11.19
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]     Checking gethostname v0.2.3
[INFO] [stderr]     Checking form_urlencoded v1.2.2
[INFO] [stderr]     Checking socket2 v0.5.10
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking dashmap v5.5.3
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking indexmap v2.12.0
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking generic-array v0.14.7
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking crypto-common v0.1.7
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking sha2 v0.9.9
[INFO] [stderr]     Checking sha2 v0.10.9
[INFO] [stderr]     Checking futures-executor v0.3.31
[INFO] [stderr]     Checking futures v0.3.31
[INFO] [stderr]    Compiling serial_test_derive v0.10.0
[INFO] [stderr]     Checking serial_test v0.10.0
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling zerofrom-derive v0.1.6
[INFO] [stderr]    Compiling yoke-derive v0.8.1
[INFO] [stderr]    Compiling zerovec-derive v0.11.2
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling zeroize_derive v1.4.2
[INFO] [stderr]    Compiling tokio-macros v2.6.0
[INFO] [stderr]     Checking zeroize v1.3.0
[INFO] [stderr]     Checking tokio v1.48.0
[INFO] [stderr]     Checking curve25519-dalek v3.2.1
[INFO] [stderr]     Checking zerofrom v0.1.6
[INFO] [stderr]     Checking yoke v0.8.1
[INFO] [stderr]     Checking zerotrie v0.2.3
[INFO] [stderr]     Checking zerovec v0.11.5
[INFO] [stderr]     Checking tinystr v0.8.2
[INFO] [stderr]     Checking potential_utf v0.1.4
[INFO] [stderr]     Checking icu_collections v2.1.1
[INFO] [stderr]     Checking icu_locale_core v2.1.1
[INFO] [stderr]     Checking icu_provider v2.1.1
[INFO] [stderr]     Checking icu_normalizer v2.1.1
[INFO] [stderr]     Checking icu_properties v2.1.1
[INFO] [stderr]     Checking idna_adapter v1.2.1
[INFO] [stderr]     Checking idna v1.1.0
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]     Checking ed25519 v1.5.3
[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking hashlru v0.6.1
[INFO] [stderr]     Checking url v2.5.7
[INFO] [stderr]     Checking ed25519-dalek v1.0.1
[INFO] [stderr]     Checking ckey v0.1.1
[INFO] [stderr]     Checking tokio-util v0.7.17
[INFO] [stderr]     Checking vclock v0.2.3
[INFO] [stderr]     Checking confitul v0.1.4
[INFO] [stderr]     Checking h2 v0.3.27
[INFO] [stderr]     Checking hyper v0.14.32
[INFO] [stderr]     Checking confitdb v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<Response<Body>, Infallible>
[INFO] [stdout]   --> src/http_server.rs:23:41
[INFO] [stdout]    |
[INFO] [stdout] 23 |   ) -> Result<Response<Body>, Infallible> {
[INFO] [stdout]    |  _________________________________________^
[INFO] [stdout] 24 | |     let response = format!("OK");
[INFO] [stdout] 25 | |     Ok(Response::new(response.into()))
[INFO] [stdout] 26 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Response<Body>, Infallible>
[INFO] [stdout]   --> src/http_server.rs:23:41
[INFO] [stdout]    |
[INFO] [stdout] 23 |   ) -> Result<Response<Body>, Infallible> {
[INFO] [stdout]    |  _________________________________________^
[INFO] [stdout] 24 | |     let response = format!("OK");
[INFO] [stdout] 25 | |     Ok(Response::new(response.into()))
[INFO] [stdout] 26 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Response<Body>, Infallible>
[INFO] [stdout]   --> src/http_server.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 |     Ok(Response::new(response.into()))
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<service::util::ServiceFn<{closure@src/http_server.rs:70:48: 70:73}, Body>, Infallible>
[INFO] [stdout]   --> src/http_server.rs:69:24
[INFO] [stdout]    |
[INFO] [stdout] 69 |               async move {
[INFO] [stdout]    |  ________________________^
[INFO] [stdout] 70 | |                 Ok::<_, Infallible>(service_fn(move |req: Request<Body>| {
[INFO] [stdout] 71 | |                     handle(req, cluster2.clone())
[INFO] [stdout] 72 | |                 }))
[INFO] [stdout] 73 | |             }
[INFO] [stdout]    | |_____________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<service::util::ServiceFn<{closure@src/http_server.rs:70:48: 70:73}, Body>, Infallible>
[INFO] [stdout]   --> src/http_server.rs:70:17
[INFO] [stdout]    |
[INFO] [stdout] 70 | /                 Ok::<_, Infallible>(service_fn(move |req: Request<Body>| {
[INFO] [stdout] 71 | |                     handle(req, cluster2.clone())
[INFO] [stdout] 72 | |                 }))
[INFO] [stdout]    | |___________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Response<Body>, Infallible>
[INFO] [stdout]   --> src/http_server.rs:23:41
[INFO] [stdout]    |
[INFO] [stdout] 23 |   ) -> Result<Response<Body>, Infallible> {
[INFO] [stdout]    |  _________________________________________^
[INFO] [stdout] 24 | |     let response = format!("OK");
[INFO] [stdout] 25 | |     Ok(Response::new(response.into()))
[INFO] [stdout] 26 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Response<Body>, Infallible>
[INFO] [stdout]   --> src/http_server.rs:23:41
[INFO] [stdout]    |
[INFO] [stdout] 23 |   ) -> Result<Response<Body>, Infallible> {
[INFO] [stdout]    |  _________________________________________^
[INFO] [stdout] 24 | |     let response = format!("OK");
[INFO] [stdout] 25 | |     Ok(Response::new(response.into()))
[INFO] [stdout] 26 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Response<Body>, Infallible>
[INFO] [stdout]   --> src/http_server.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 |     Ok(Response::new(response.into()))
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<service::util::ServiceFn<{closure@src/http_server.rs:70:48: 70:73}, Body>, Infallible>
[INFO] [stdout]   --> src/http_server.rs:69:24
[INFO] [stdout]    |
[INFO] [stdout] 69 |               async move {
[INFO] [stdout]    |  ________________________^
[INFO] [stdout] 70 | |                 Ok::<_, Infallible>(service_fn(move |req: Request<Body>| {
[INFO] [stdout] 71 | |                     handle(req, cluster2.clone())
[INFO] [stdout] 72 | |                 }))
[INFO] [stdout] 73 | |             }
[INFO] [stdout]    | |_____________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<service::util::ServiceFn<{closure@src/http_server.rs:70:48: 70:73}, Body>, Infallible>
[INFO] [stdout]   --> src/http_server.rs:70:17
[INFO] [stdout]    |
[INFO] [stdout] 70 | /                 Ok::<_, Infallible>(service_fn(move |req: Request<Body>| {
[INFO] [stdout] 71 | |                     handle(req, cluster2.clone())
[INFO] [stdout] 72 | |                 }))
[INFO] [stdout]    | |___________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `confitdb` (lib) due to 5 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `confitdb` (lib test) due to 5 previous errors
[INFO] running `Command { std: "docker" "inspect" "84e267e77e32bcda2074028d60b50df829a79bc5d5bc9279585199b2f2169307", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84e267e77e32bcda2074028d60b50df829a79bc5d5bc9279585199b2f2169307", kill_on_drop: false }`
[INFO] [stdout] 84e267e77e32bcda2074028d60b50df829a79bc5d5bc9279585199b2f2169307
