[INFO] cloning repository https://github.com/davidpdrsn/tower-ra-slow
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/davidpdrsn/tower-ra-slow" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdavidpdrsn%2Ftower-ra-slow", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdavidpdrsn%2Ftower-ra-slow'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fc3af73d9c5576ca24a5f47ce306edc21decf049
[INFO] checking davidpdrsn/tower-ra-slow against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdavidpdrsn%2Ftower-ra-slow" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/davidpdrsn/tower-ra-slow
[INFO] finished tweaking git repo https://github.com/davidpdrsn/tower-ra-slow
[INFO] tweaked toml for git repo https://github.com/davidpdrsn/tower-ra-slow written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/davidpdrsn/tower-ra-slow 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] crate git repo https://github.com/davidpdrsn/tower-ra-slow 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] b398687fad2b20ef57a3b96863dbc633b048693498931a7380398ce67e8c0be5
[INFO] running `Command { std: "docker" "start" "-a" "b398687fad2b20ef57a3b96863dbc633b048693498931a7380398ce67e8c0be5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b398687fad2b20ef57a3b96863dbc633b048693498931a7380398ce67e8c0be5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b398687fad2b20ef57a3b96863dbc633b048693498931a7380398ce67e8c0be5", kill_on_drop: false }`
[INFO] [stdout] b398687fad2b20ef57a3b96863dbc633b048693498931a7380398ce67e8c0be5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] cfbb1779a8a669df6b0df4ff8820c12ff7bb4630dcb2509cead935a71ab1af79
[INFO] running `Command { std: "docker" "start" "-a" "cfbb1779a8a669df6b0df4ff8820c12ff7bb4630dcb2509cead935a71ab1af79", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling syn v1.0.58
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]     Checking futures-task v0.3.12
[INFO] [stderr]     Checking tower-service v0.3.0
[INFO] [stderr]    Compiling tokio v1.0.2
[INFO] [stderr]     Checking tracing-core v0.1.17
[INFO] [stderr]     Checking http v0.2.3
[INFO] [stderr]     Checking try-lock v0.2.3
[INFO] [stderr]     Checking futures-channel v0.3.12
[INFO] [stderr]     Checking httpdate v0.3.2
[INFO] [stderr]     Checking tower-layer v0.3.1
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking futures-util v0.3.12
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]     Checking http-body v0.4.0
[INFO] [stderr]    Compiling pin-project-internal v1.0.4
[INFO] [stderr]    Compiling tracing-attributes v0.1.11
[INFO] [stderr]     Checking tracing v0.1.22
[INFO] [stderr]     Checking pin-project v1.0.4
[INFO] [stderr]     Checking hyper v0.14.2
[INFO] [stderr]     Checking tower v0.4.4
[INFO] [stderr]     Checking tower-ra-slow v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<Response<Body>, Infallible>
[INFO] [stdout]   --> src/main.rs:19:70
[INFO] [stdout]    |
[INFO] [stdout] 19 |       let _svc = final_layer.layer(tower::service_fn(|_req| async move {
[INFO] [stdout]    |  ______________________________________________________________________^
[INFO] [stdout] 20 | |         Ok::<_, Infallible>(Response::new(Body::empty()))
[INFO] [stdout] 21 | |     }));
[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/main.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 20 |         Ok::<_, Infallible>(Response::new(Body::empty()))
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tower-ra-slow` (bin "tower-ra-slow" test) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<Response<Body>, Infallible>
[INFO] [stdout]   --> src/main.rs:19:70
[INFO] [stdout]    |
[INFO] [stdout] 19 |       let _svc = final_layer.layer(tower::service_fn(|_req| async move {
[INFO] [stdout]    |  ______________________________________________________________________^
[INFO] [stdout] 20 | |         Ok::<_, Infallible>(Response::new(Body::empty()))
[INFO] [stdout] 21 | |     }));
[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/main.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 20 |         Ok::<_, Infallible>(Response::new(Body::empty()))
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tower-ra-slow` (bin "tower-ra-slow") due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "cfbb1779a8a669df6b0df4ff8820c12ff7bb4630dcb2509cead935a71ab1af79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfbb1779a8a669df6b0df4ff8820c12ff7bb4630dcb2509cead935a71ab1af79", kill_on_drop: false }`
[INFO] [stdout] cfbb1779a8a669df6b0df4ff8820c12ff7bb4630dcb2509cead935a71ab1af79
