[INFO] fetching crate fastpool 1.0.1...
[INFO] checking fastpool-1.0.1 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate fastpool 1.0.1 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate fastpool 1.0.1
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate fastpool 1.0.1
[INFO] tweaked toml for crates.io crate fastpool 1.0.1 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate fastpool 1.0.1 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 fastpool 1.0.1 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] cb357e839c99fffaf525ebc997da88e3b91c8cae53f2b7638758ba2532ec28c8
[INFO] running `Command { std: "docker" "start" "-a" "cb357e839c99fffaf525ebc997da88e3b91c8cae53f2b7638758ba2532ec28c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cb357e839c99fffaf525ebc997da88e3b91c8cae53f2b7638758ba2532ec28c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb357e839c99fffaf525ebc997da88e3b91c8cae53f2b7638758ba2532ec28c8", kill_on_drop: false }`
[INFO] [stdout] cb357e839c99fffaf525ebc997da88e3b91c8cae53f2b7638758ba2532ec28c8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 069d4aed8d559adb2c2e12ad405883d0fe8911c478c24639772aa470343ec89e
[INFO] running `Command { std: "docker" "start" "-a" "069d4aed8d559adb2c2e12ad405883d0fe8911c478c24639772aa470343ec89e", kill_on_drop: false }`
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]     Checking mea v0.4.1
[INFO] [stderr]     Checking signal-hook-registry v1.4.5
[INFO] [stderr]     Checking socket2 v0.5.9
[INFO] [stderr]     Checking mio v1.0.3
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]     Checking lock_api v0.4.12
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]     Checking fastpool v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]     Checking tokio v1.45.0
[INFO] [stdout] error: this type will no longer be must used: Result<fastpool::bounded::Object<Manager>, Infallible>
[INFO] [stdout]   --> tests/replenish_tests.rs:60:9
[INFO] [stdout]    |
[INFO] [stdout] 60 |         pool.get().await.unwrap();
[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<fastpool::bounded::Object<Manager>, Infallible>
[INFO] [stdout]   --> tests/replenish_tests.rs:60:20
[INFO] [stdout]    |
[INFO] [stdout] 60 |         pool.get().await.unwrap();
[INFO] [stdout]    |                    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<fastpool::bounded::Object<Manager>, Infallible>
[INFO] [stdout]   --> tests/replenish_tests.rs:60:9
[INFO] [stdout]    |
[INFO] [stdout] 60 |         pool.get().await.unwrap();
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<fastpool::bounded::Object<Manager>, Infallible>
[INFO] [stdout]   --> tests/replenish_tests.rs:68:18
[INFO] [stdout]    |
[INFO] [stdout] 68 |         let o1 = pool.get().await.unwrap();
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<fastpool::bounded::Object<Manager>, Infallible>
[INFO] [stdout]   --> tests/replenish_tests.rs:68:29
[INFO] [stdout]    |
[INFO] [stdout] 68 |         let o1 = pool.get().await.unwrap();
[INFO] [stdout]    |                             ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<fastpool::bounded::Object<Manager>, Infallible>
[INFO] [stdout]   --> tests/replenish_tests.rs:68:18
[INFO] [stdout]    |
[INFO] [stdout] 68 |         let o1 = pool.get().await.unwrap();
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<fastpool::bounded::Object<Manager>, Infallible>
[INFO] [stdout]   --> tests/replenish_tests.rs:69:18
[INFO] [stdout]    |
[INFO] [stdout] 69 |         let o2 = pool.get().await.unwrap();
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<fastpool::bounded::Object<Manager>, Infallible>
[INFO] [stdout]   --> tests/replenish_tests.rs:69:29
[INFO] [stdout]    |
[INFO] [stdout] 69 |         let o2 = pool.get().await.unwrap();
[INFO] [stdout]    |                             ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<fastpool::bounded::Object<Manager>, Infallible>
[INFO] [stdout]   --> tests/replenish_tests.rs:69:18
[INFO] [stdout]    |
[INFO] [stdout] 69 |         let o2 = pool.get().await.unwrap();
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `fastpool` (test "replenish_tests") due to 9 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "069d4aed8d559adb2c2e12ad405883d0fe8911c478c24639772aa470343ec89e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "069d4aed8d559adb2c2e12ad405883d0fe8911c478c24639772aa470343ec89e", kill_on_drop: false }`
[INFO] [stdout] 069d4aed8d559adb2c2e12ad405883d0fe8911c478c24639772aa470343ec89e