[INFO] fetching crate humblegen-rt 0.4.0...
[INFO] checking humblegen-rt-0.4.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate humblegen-rt 0.4.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate humblegen-rt 0.4.0
[INFO] finished tweaking crates.io crate humblegen-rt 0.4.0
[INFO] tweaked toml for crates.io crate humblegen-rt 0.4.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate humblegen-rt 0.4.0 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 144 packages to latest compatible versions
[INFO] [stderr]       Adding base64 v0.12.3 (available: v0.22.1)
[INFO] [stderr]       Adding downcast-rs v1.2.1 (available: v2.0.2)
[INFO] [stderr]       Adding hyper v0.13.10 (available: v1.8.0)
[INFO] [stderr]       Adding rand v0.7.3 (available: v0.9.2)
[INFO] [stderr]       Adding serde_urlencoded v0.6.1 (available: v0.7.1)
[INFO] [stderr]       Adding tokio v0.2.25 (available: v1.48.0)
[INFO] [stderr]       Adding uuid v0.8.2 (available: v1.18.1)
[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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] f4f99564bd43cb2c328c3792bf42aa3bc7c94605bc0681b47c5f6e8c0c3a48b9
[INFO] running `Command { std: "docker" "start" "-a" "f4f99564bd43cb2c328c3792bf42aa3bc7c94605bc0681b47c5f6e8c0c3a48b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f4f99564bd43cb2c328c3792bf42aa3bc7c94605bc0681b47c5f6e8c0c3a48b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4f99564bd43cb2c328c3792bf42aa3bc7c94605bc0681b47c5f6e8c0c3a48b9", kill_on_drop: false }`
[INFO] [stdout] f4f99564bd43cb2c328c3792bf42aa3bc7c94605bc0681b47c5f6e8c0c3a48b9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] acfba3623ddbab4228c10f62eb66b08cca9cb05ea4936e4006e6ea2e3e531c31
[INFO] running `Command { std: "docker" "start" "-a" "acfba3623ddbab4228c10f62eb66b08cca9cb05ea4936e4006e6ea2e3e531c31", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking num_cpus v1.17.0
[INFO] [stderr]    Compiling pin-project-internal v1.1.10
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking tracing v0.1.41
[INFO] [stderr]     Checking http-body v0.3.1
[INFO] [stderr]     Checking dtoa v0.4.8
[INFO] [stderr]     Checking chrono v0.4.42
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking url v2.5.7
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking pin-project v1.1.10
[INFO] [stderr]     Checking tracing-futures v0.2.5
[INFO] [stderr]    Compiling tokio-macros v0.2.6
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling async-trait-with-sync v0.1.36
[INFO] [stderr]     Checking tokio v0.2.25
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking h2 v0.2.7
[INFO] [stderr]     Checking hyper v0.13.10
[INFO] [stderr]     Checking humblegen-rt v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `humblegen-rt` (lib) due to 4 previous errors
[INFO] [stdout] error: this type will no longer be must used: Result<hyper::service::util::ServiceFn<{closure@src/server.rs:36:21: 36:60}, Body>, Infallible>
[INFO] [stdout]   --> src/server.rs:34:24
[INFO] [stdout]    |
[INFO] [stdout] 34 |               async move {
[INFO] [stdout]    |  ________________________^
[INFO] [stdout] 35 | |                 Ok::<_, Infallible>(hyper::service::service_fn(
[INFO] [stdout] 36 | |                     move |req: hyper::Request<hyper::Body>| {
[INFO] [stdout] 37 | |                         let services = Arc::clone(&services);
[INFO] [stdout] ...  |
[INFO] [stdout] 43 | |                 ))
[INFO] [stdout] 44 | |             }
[INFO] [stdout]    | |_____________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<hyper::service::util::ServiceFn<{closure@src/server.rs:36:21: 36:60}, Body>, Infallible>
[INFO] [stdout]   --> src/server.rs:35:17
[INFO] [stdout]    |
[INFO] [stdout] 35 | /                 Ok::<_, Infallible>(hyper::service::service_fn(
[INFO] [stdout] 36 | |                     move |req: hyper::Request<hyper::Body>| {
[INFO] [stdout] 37 | |                         let services = Arc::clone(&services);
[INFO] [stdout] 38 | |                         async move {
[INFO] [stdout] ...  |
[INFO] [stdout] 42 | |                     },
[INFO] [stdout] 43 | |                 ))
[INFO] [stdout]    | |__________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Response<Body>, Infallible>
[INFO] [stdout]   --> src/server.rs:38:36
[INFO] [stdout]    |
[INFO] [stdout] 38 |                           async move {
[INFO] [stdout]    |  ____________________________________^
[INFO] [stdout] 39 | |                             let resp = handle_request(services, req).await;
[INFO] [stdout] 40 | |                             Ok::<Response<hyper::Body>, Infallible>(resp)
[INFO] [stdout] 41 | |                         }
[INFO] [stdout]    | |_________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Response<Body>, Infallible>
[INFO] [stdout]   --> src/server.rs:40:29
[INFO] [stdout]    |
[INFO] [stdout] 40 | ...                   Ok::<Response<hyper::Body>, Infallible>(resp)
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<hyper::service::util::ServiceFn<{closure@src/server.rs:36:21: 36:60}, Body>, Infallible>
[INFO] [stdout]   --> src/server.rs:34:24
[INFO] [stdout]    |
[INFO] [stdout] 34 |               async move {
[INFO] [stdout]    |  ________________________^
[INFO] [stdout] 35 | |                 Ok::<_, Infallible>(hyper::service::service_fn(
[INFO] [stdout] 36 | |                     move |req: hyper::Request<hyper::Body>| {
[INFO] [stdout] 37 | |                         let services = Arc::clone(&services);
[INFO] [stdout] ...  |
[INFO] [stdout] 43 | |                 ))
[INFO] [stdout] 44 | |             }
[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<hyper::service::util::ServiceFn<{closure@src/server.rs:36:21: 36:60}, Body>, Infallible>
[INFO] [stdout]   --> src/server.rs:35:17
[INFO] [stdout]    |
[INFO] [stdout] 35 | /                 Ok::<_, Infallible>(hyper::service::service_fn(
[INFO] [stdout] 36 | |                     move |req: hyper::Request<hyper::Body>| {
[INFO] [stdout] 37 | |                         let services = Arc::clone(&services);
[INFO] [stdout] 38 | |                         async move {
[INFO] [stdout] ...  |
[INFO] [stdout] 42 | |                     },
[INFO] [stdout] 43 | |                 ))
[INFO] [stdout]    | |__________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Response<Body>, Infallible>
[INFO] [stdout]   --> src/server.rs:38:36
[INFO] [stdout]    |
[INFO] [stdout] 38 |                           async move {
[INFO] [stdout]    |  ____________________________________^
[INFO] [stdout] 39 | |                             let resp = handle_request(services, req).await;
[INFO] [stdout] 40 | |                             Ok::<Response<hyper::Body>, Infallible>(resp)
[INFO] [stdout] 41 | |                         }
[INFO] [stdout]    | |_________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Response<Body>, Infallible>
[INFO] [stdout]   --> src/server.rs:40:29
[INFO] [stdout]    |
[INFO] [stdout] 40 | ...                   Ok::<Response<hyper::Body>, Infallible>(resp)
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `humblegen-rt` (lib test) due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "acfba3623ddbab4228c10f62eb66b08cca9cb05ea4936e4006e6ea2e3e531c31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "acfba3623ddbab4228c10f62eb66b08cca9cb05ea4936e4006e6ea2e3e531c31", kill_on_drop: false }`
[INFO] [stdout] acfba3623ddbab4228c10f62eb66b08cca9cb05ea4936e4006e6ea2e3e531c31
