[INFO] fetching crate now-collector 0.2.0...
[INFO] checking now-collector-0.2.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate now-collector 0.2.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate now-collector 0.2.0
[INFO] finished tweaking crates.io crate now-collector 0.2.0
[INFO] tweaked toml for crates.io crate now-collector 0.2.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate now-collector 0.2.0 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] crate crates.io crate now-collector 0.2.0 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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 344262d5dab8e6e334f627b588d53ce906697ea1f50d098cab79e44762cca2e4
[INFO] running `Command { std: "docker" "start" "-a" "344262d5dab8e6e334f627b588d53ce906697ea1f50d098cab79e44762cca2e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "344262d5dab8e6e334f627b588d53ce906697ea1f50d098cab79e44762cca2e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "344262d5dab8e6e334f627b588d53ce906697ea1f50d098cab79e44762cca2e4", kill_on_drop: false }`
[INFO] [stdout] 344262d5dab8e6e334f627b588d53ce906697ea1f50d098cab79e44762cca2e4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 901d1955d3dbb01e42978856b0a52c5d3d083b1fa4b5dee623787b14bd440ef7
[INFO] running `Command { std: "docker" "start" "-a" "901d1955d3dbb01e42978856b0a52c5d3d083b1fa4b5dee623787b14bd440ef7", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling libc v0.2.107
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking pin-project-lite v0.2.7
[INFO] [stderr]    Compiling futures-core v0.3.17
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling futures-task v0.3.17
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling tokio v1.13.0
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]    Compiling httparse v1.5.1
[INFO] [stderr]    Compiling futures-channel v0.3.17
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking http v0.2.5
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking tracing-core v0.1.21
[INFO] [stderr]    Compiling serde_json v1.0.69
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]    Compiling anyhow v1.0.45
[INFO] [stderr]     Checking linked-hash-map v0.5.4
[INFO] [stderr]     Checking try-lock v0.2.3
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking httpdate v1.0.1
[INFO] [stderr]     Checking tower-service v0.3.1
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking miniz_oxide v0.5.0
[INFO] [stderr]     Checking mio v0.7.14
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking socket2 v0.4.2
[INFO] [stderr]     Checking tracing v0.1.29
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking http-body v0.4.4
[INFO] [stderr]     Checking env_logger v0.9.0
[INFO] [stderr]    Compiling tokio-macros v1.5.1
[INFO] [stderr]     Checking hyper v0.14.14
[INFO] [stderr]     Checking serde_yaml v0.8.21
[INFO] [stderr]     Checking now-collector v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<service::util::ServiceFn<{closure@src/server.rs:54:48: 54:58}, Body>, Infallible>
[INFO] [stdout]   --> src/server.rs:53:19
[INFO] [stdout]    |
[INFO] [stdout] 53 |               async {
[INFO] [stdout]    |  ___________________^
[INFO] [stdout] 54 | |                 Ok::<_, Infallible>(service_fn(move |req| {
[INFO] [stdout] 55 | |                     let server = server.clone();
[INFO] [stdout] 56 | |                     async {
[INFO] [stdout] ...  |
[INFO] [stdout] 59 | |                 }))
[INFO] [stdout] 60 | |             }
[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<service::util::ServiceFn<{closure@src/server.rs:54:48: 54:58}, Body>, Infallible>
[INFO] [stdout]   --> src/server.rs:54:17
[INFO] [stdout]    |
[INFO] [stdout] 54 | /                 Ok::<_, Infallible>(service_fn(move |req| {
[INFO] [stdout] 55 | |                     let server = server.clone();
[INFO] [stdout] 56 | |                     async {
[INFO] [stdout] 57 | |                         Ok::<_, Infallible>(server.handle(req).await)
[INFO] [stdout] 58 | |                     }
[INFO] [stdout] 59 | |                 }))
[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:56:27
[INFO] [stdout]    |
[INFO] [stdout] 56 |                       async {
[INFO] [stdout]    |  ___________________________^
[INFO] [stdout] 57 | |                         Ok::<_, Infallible>(server.handle(req).await)
[INFO] [stdout] 58 | |                     }
[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:57:25
[INFO] [stdout]    |
[INFO] [stdout] 57 |                         Ok::<_, Infallible>(server.handle(req).await)
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `now-collector` (lib test) due to 4 previous errors
[INFO] [stdout] error: this type will no longer be must used: Result<service::util::ServiceFn<{closure@src/server.rs:54:48: 54:58}, Body>, Infallible>
[INFO] [stdout]   --> src/server.rs:53:19
[INFO] [stdout]    |
[INFO] [stdout] 53 |               async {
[INFO] [stdout]    |  ___________________^
[INFO] [stdout] 54 | |                 Ok::<_, Infallible>(service_fn(move |req| {
[INFO] [stdout] 55 | |                     let server = server.clone();
[INFO] [stdout] 56 | |                     async {
[INFO] [stdout] ...  |
[INFO] [stdout] 59 | |                 }))
[INFO] [stdout] 60 | |             }
[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<service::util::ServiceFn<{closure@src/server.rs:54:48: 54:58}, Body>, Infallible>
[INFO] [stdout]   --> src/server.rs:54:17
[INFO] [stdout]    |
[INFO] [stdout] 54 | /                 Ok::<_, Infallible>(service_fn(move |req| {
[INFO] [stdout] 55 | |                     let server = server.clone();
[INFO] [stdout] 56 | |                     async {
[INFO] [stdout] 57 | |                         Ok::<_, Infallible>(server.handle(req).await)
[INFO] [stdout] 58 | |                     }
[INFO] [stdout] 59 | |                 }))
[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:56:27
[INFO] [stdout]    |
[INFO] [stdout] 56 |                       async {
[INFO] [stdout]    |  ___________________________^
[INFO] [stdout] 57 | |                         Ok::<_, Infallible>(server.handle(req).await)
[INFO] [stdout] 58 | |                     }
[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:57:25
[INFO] [stdout]    |
[INFO] [stdout] 57 |                         Ok::<_, Infallible>(server.handle(req).await)
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `now-collector` (lib) due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "901d1955d3dbb01e42978856b0a52c5d3d083b1fa4b5dee623787b14bd440ef7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "901d1955d3dbb01e42978856b0a52c5d3d083b1fa4b5dee623787b14bd440ef7", kill_on_drop: false }`
[INFO] [stdout] 901d1955d3dbb01e42978856b0a52c5d3d083b1fa4b5dee623787b14bd440ef7
