[INFO] cloning repository https://github.com/backsapc/rust-in-memory-cache
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/backsapc/rust-in-memory-cache" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbacksapc%2Frust-in-memory-cache", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbacksapc%2Frust-in-memory-cache'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 441cf03d62fdab1d34c2980bc55d9d7842ad03e7
[INFO] checking backsapc/rust-in-memory-cache 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%2Fbacksapc%2Frust-in-memory-cache" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/backsapc/rust-in-memory-cache
[INFO] finished tweaking git repo https://github.com/backsapc/rust-in-memory-cache
[INFO] tweaked toml for git repo https://github.com/backsapc/rust-in-memory-cache written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/backsapc/rust-in-memory-cache 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/backsapc/rust-in-memory-cache 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-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] 3ec1ff9808ec0b2acbd6fe9c45b0385e7493810e6c9370b9f7d5381069316986
[INFO] running `Command { std: "docker" "start" "-a" "3ec1ff9808ec0b2acbd6fe9c45b0385e7493810e6c9370b9f7d5381069316986", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3ec1ff9808ec0b2acbd6fe9c45b0385e7493810e6c9370b9f7d5381069316986", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ec1ff9808ec0b2acbd6fe9c45b0385e7493810e6c9370b9f7d5381069316986", kill_on_drop: false }`
[INFO] [stdout] 3ec1ff9808ec0b2acbd6fe9c45b0385e7493810e6c9370b9f7d5381069316986
[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] e6fed2aab6c22d82dda42a6101214088e05f0338019dc9bcf1eb00b899538623
[INFO] running `Command { std: "docker" "start" "-a" "e6fed2aab6c22d82dda42a6101214088e05f0338019dc9bcf1eb00b899538623", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]    Compiling proc-macro2 v1.0.34
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling futures-core v0.3.17
[INFO] [stderr]    Compiling futures-macro v0.3.17
[INFO] [stderr]    Compiling futures-channel v0.3.17
[INFO] [stderr]    Compiling futures-task v0.3.17
[INFO] [stderr]     Checking futures-sink v0.3.17
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]     Checking lock_api v0.4.5
[INFO] [stderr]     Checking futures-io v0.3.17
[INFO] [stderr]    Compiling httparse v1.5.1
[INFO] [stderr]     Checking tracing-core v0.1.21
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking http-body v0.4.4
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking tower-service v0.3.1
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]     Checking tracing v0.1.29
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking parking_lot_core v0.8.5
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking mio v0.7.14
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking socket2 v0.4.2
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]     Checking tokio v1.15.0
[INFO] [stderr]     Checking futures-executor v0.3.17
[INFO] [stderr]     Checking futures v0.3.17
[INFO] [stderr]     Checking tokio-util v0.6.9
[INFO] [stderr]     Checking h2 v0.3.9
[INFO] [stderr]     Checking hyper v0.14.16
[INFO] [stderr]     Checking cache v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<hyper::service::util::ServiceFn<{closure@src/main.rs:30:44: 30:52}, Body>, Infallible>
[INFO] [stdout]   --> src/main.rs:29:20
[INFO] [stdout]    |
[INFO] [stdout] 29 |           async move {
[INFO] [stdout]    |  ____________________^
[INFO] [stdout] 30 | |             Ok::<_, Infallible>(service_fn(move |f| {
[INFO] [stdout] 31 | |                 let store = store.clone();
[INFO] [stdout] ...  |
[INFO] [stdout] 34 | |             }))
[INFO] [stdout] 35 | |         }
[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/main.rs:30:44: 30:52}, Body>, Infallible>
[INFO] [stdout]   --> src/main.rs:30:13
[INFO] [stdout]    |
[INFO] [stdout] 30 | /             Ok::<_, Infallible>(service_fn(move |f| {
[INFO] [stdout] 31 | |                 let store = store.clone();
[INFO] [stdout] 32 | |
[INFO] [stdout] 33 | |                 routing::router(f, store)
[INFO] [stdout] 34 | |             }))
[INFO] [stdout]    | |_______________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<hyper::service::util::ServiceFn<{closure@src/main.rs:30:44: 30:52}, Body>, Infallible>
[INFO] [stdout]   --> src/main.rs:29:20
[INFO] [stdout]    |
[INFO] [stdout] 29 |           async move {
[INFO] [stdout]    |  ____________________^
[INFO] [stdout] 30 | |             Ok::<_, Infallible>(service_fn(move |f| {
[INFO] [stdout] 31 | |                 let store = store.clone();
[INFO] [stdout] ...  |
[INFO] [stdout] 34 | |             }))
[INFO] [stdout] 35 | |         }
[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/main.rs:30:44: 30:52}, Body>, Infallible>
[INFO] [stdout]   --> src/main.rs:30:13
[INFO] [stdout]    |
[INFO] [stdout] 30 | /             Ok::<_, Infallible>(service_fn(move |f| {
[INFO] [stdout] 31 | |                 let store = store.clone();
[INFO] [stdout] 32 | |
[INFO] [stdout] 33 | |                 routing::router(f, store)
[INFO] [stdout] 34 | |             }))
[INFO] [stdout]    | |_______________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cache` (bin "cache" test) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `cache` (bin "cache") due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "e6fed2aab6c22d82dda42a6101214088e05f0338019dc9bcf1eb00b899538623", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6fed2aab6c22d82dda42a6101214088e05f0338019dc9bcf1eb00b899538623", kill_on_drop: false }`
[INFO] [stdout] e6fed2aab6c22d82dda42a6101214088e05f0338019dc9bcf1eb00b899538623
