[INFO] fetching crate shorty 0.5.4... [INFO] checking shorty-0.5.4 against master#b56aaec52bc0fa35591a872fb4aac81f606e265c for pr-122661-1 [INFO] extracting crate shorty 0.5.4 into /workspace/builds/worker-2-tc1/source [INFO] started tweaking crates.io crate shorty 0.5.4 [INFO] finished tweaking crates.io crate shorty 0.5.4 [INFO] tweaked toml for crates.io crate shorty 0.5.4 written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate shorty 0.5.4 on toolchain b56aaec52bc0fa35591a872fb4aac81f606e265c [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b56aaec52bc0fa35591a872fb4aac81f606e265c" "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" "+b56aaec52bc0fa35591a872fb4aac81f606e265c" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 73 packages to latest compatible versions [INFO] [stderr] Adding nanoid v0.2.0 (available: v0.4.0) [INFO] [stderr] Adding redis v0.10.0 (available: v0.32.4) [INFO] [stderr] Adding url v1.7.2 (available: v2.5.4) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b56aaec52bc0fa35591a872fb4aac81f606e265c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded nanoid v0.2.0 [INFO] [stderr] Downloaded redis v0.10.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+b56aaec52bc0fa35591a872fb4aac81f606e265c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 197dd69577eaf6737cdbe0f578086c738caae478fb16c2540b0887722eacf162 [INFO] running `Command { std: "docker" "start" "-a" "197dd69577eaf6737cdbe0f578086c738caae478fb16c2540b0887722eacf162", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "197dd69577eaf6737cdbe0f578086c738caae478fb16c2540b0887722eacf162", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "197dd69577eaf6737cdbe0f578086c738caae478fb16c2540b0887722eacf162", kill_on_drop: false }` [INFO] [stdout] 197dd69577eaf6737cdbe0f578086c738caae478fb16c2540b0887722eacf162 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+b56aaec52bc0fa35591a872fb4aac81f606e265c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 408c062c18900b9f3f1f8ac9ab1b7bfaa44e091f1af7206511857bac6e799612 [INFO] running `Command { std: "docker" "start" "-a" "408c062c18900b9f3f1f8ac9ab1b7bfaa44e091f1af7206511857bac6e799612", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.174 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling autocfg v1.5.0 [INFO] [stderr] Checking futures v0.1.31 [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Checking log v0.4.27 [INFO] [stderr] Checking lazy_static v1.5.0 [INFO] [stderr] Checking scopeguard v1.2.0 [INFO] [stderr] Compiling proc-macro2 v1.0.95 [INFO] [stderr] Checking tinyvec_macros v0.1.1 [INFO] [stderr] Compiling unicode-ident v1.0.18 [INFO] [stderr] Checking slab v0.4.10 [INFO] [stderr] Checking fnv v1.0.7 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking tinyvec v1.9.0 [INFO] [stderr] Checking unicode-bidi v0.3.18 [INFO] [stderr] Checking matches v0.1.10 [INFO] [stderr] Checking lock_api v0.3.4 [INFO] [stderr] Checking memchr v2.7.5 [INFO] [stderr] Checking unreachable v1.0.0 [INFO] [stderr] Checking ascii v0.9.3 [INFO] [stderr] Checking percent-encoding v1.0.1 [INFO] [stderr] Compiling redis v0.10.0 [INFO] [stderr] Checking sha1_smol v1.0.1 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling serde v1.0.219 [INFO] [stderr] Checking either v1.15.0 [INFO] [stderr] Checking smallvec v0.6.14 [INFO] [stderr] Checking sha1 v0.6.1 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling parking_lot_core v0.6.3 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Checking combine v3.8.1 [INFO] [stderr] Compiling quote v1.0.40 [INFO] [stderr] Checking tokio-sync v0.1.8 [INFO] [stderr] Compiling syn v2.0.104 [INFO] [stderr] Checking unicode-normalization v0.1.24 [INFO] [stderr] Checking tokio-executor v0.1.10 [INFO] [stderr] Checking idna v0.1.5 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking net2 v0.2.39 [INFO] [stderr] Checking num_cpus v1.17.0 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking mio v0.6.23 [INFO] [stderr] Checking url v1.7.2 [INFO] [stderr] Checking nanoid v0.2.0 [INFO] [stderr] Checking tokio-io v0.1.13 [INFO] [stderr] Checking tokio-reactor v0.1.12 [INFO] [stderr] Checking tokio-codec v0.1.2 [INFO] [stderr] Checking tokio-tcp v0.1.4 [INFO] [stderr] Compiling serde_derive v1.0.219 [INFO] [stderr] Checking shorty v0.5.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/lib.rs:337:9 [INFO] [stdout] | [INFO] [stdout] 337 | / &redis [INFO] [stdout] 338 | | .get_string_answers [INFO] [stdout] 339 | | .borrow_mut() [INFO] [stdout] 340 | | .push(Ok(String::from("test url"))); [INFO] [stdout] | |_______________________________________________^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 337 | let _ = &redis [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/lib.rs:350:9 [INFO] [stdout] | [INFO] [stdout] 350 | &redis.get_bool_answers.borrow_mut().push(Ok(true)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 350 | let _ = &redis.get_bool_answers.borrow_mut().push(Ok(true)); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/lib.rs:351:9 [INFO] [stdout] | [INFO] [stdout] 351 | &redis.exists_answers.borrow_mut().push(Ok(false)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 351 | let _ = &redis.exists_answers.borrow_mut().push(Ok(false)); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/lib.rs:352:9 [INFO] [stdout] | [INFO] [stdout] 352 | &redis.incr_answers.borrow_mut().push(Ok(1)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 352 | let _ = &redis.incr_answers.borrow_mut().push(Ok(1)); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/lib.rs:353:9 [INFO] [stdout] | [INFO] [stdout] 353 | &redis.expire_answers.borrow_mut().push(Ok(())); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 353 | let _ = &redis.expire_answers.borrow_mut().push(Ok(())); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/lib.rs:356:9 [INFO] [stdout] | [INFO] [stdout] 356 | &redis.exists_answers.borrow_mut().push(Ok(false)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 356 | let _ = &redis.exists_answers.borrow_mut().push(Ok(false)); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/lib.rs:359:9 [INFO] [stdout] | [INFO] [stdout] 359 | &redis.set_answers.borrow_mut().push(Ok(())); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 359 | let _ = &redis.set_answers.borrow_mut().push(Ok(())); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/lib.rs:373:9 [INFO] [stdout] | [INFO] [stdout] 373 | &redis.get_bool_answers.borrow_mut().push(Ok(true)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 373 | let _ = &redis.get_bool_answers.borrow_mut().push(Ok(true)); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/lib.rs:376:9 [INFO] [stdout] | [INFO] [stdout] 376 | &redis.exists_answers.borrow_mut().push(Ok(false)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 376 | let _ = &redis.exists_answers.borrow_mut().push(Ok(false)); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/lib.rs:379:9 [INFO] [stdout] | [INFO] [stdout] 379 | &redis.set_answers.borrow_mut().push(Ok(())); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 379 | let _ = &redis.set_answers.borrow_mut().push(Ok(())); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/lib.rs:393:9 [INFO] [stdout] | [INFO] [stdout] 393 | &redis.get_bool_answers.borrow_mut().push(Ok(true)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 393 | let _ = &redis.get_bool_answers.borrow_mut().push(Ok(true)); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/lib.rs:394:9 [INFO] [stdout] | [INFO] [stdout] 394 | &redis.exists_answers.borrow_mut().push(Ok(true)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 394 | let _ = &redis.exists_answers.borrow_mut().push(Ok(true)); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/lib.rs:395:9 [INFO] [stdout] | [INFO] [stdout] 395 | &redis.incr_answers.borrow_mut().push(Ok(2)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 395 | let _ = &redis.incr_answers.borrow_mut().push(Ok(2)); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/lib.rs:398:9 [INFO] [stdout] | [INFO] [stdout] 398 | &redis.exists_answers.borrow_mut().push(Ok(false)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 398 | let _ = &redis.exists_answers.borrow_mut().push(Ok(false)); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/lib.rs:401:9 [INFO] [stdout] | [INFO] [stdout] 401 | &redis.set_answers.borrow_mut().push(Ok(())); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 401 | let _ = &redis.set_answers.borrow_mut().push(Ok(())); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/lib.rs:415:9 [INFO] [stdout] | [INFO] [stdout] 415 | &redis.exists_answers.borrow_mut().push(Ok(false)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 415 | let _ = &redis.exists_answers.borrow_mut().push(Ok(false)); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/lib.rs:418:9 [INFO] [stdout] | [INFO] [stdout] 418 | &redis.set_answers.borrow_mut().push(Ok(())); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 418 | let _ = &redis.set_answers.borrow_mut().push(Ok(())); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/lib.rs:433:9 [INFO] [stdout] | [INFO] [stdout] 433 | &redis.get_bool_answers.borrow_mut().push(Ok(true)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 433 | let _ = &redis.get_bool_answers.borrow_mut().push(Ok(true)); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/lib.rs:434:9 [INFO] [stdout] | [INFO] [stdout] 434 | &redis.exists_answers.borrow_mut().push(Ok(true)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 434 | let _ = &redis.exists_answers.borrow_mut().push(Ok(true)); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/lib.rs:435:9 [INFO] [stdout] | [INFO] [stdout] 435 | &redis.incr_answers.borrow_mut().push(Ok(rate_limit + 1)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 435 | let _ = &redis.incr_answers.borrow_mut().push(Ok(rate_limit + 1)); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/lib.rs:449:9 [INFO] [stdout] | [INFO] [stdout] 449 | &redis.exists_answers.borrow_mut().push(Ok(false)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 449 | let _ = &redis.exists_answers.borrow_mut().push(Ok(false)); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/lib.rs:463:9 [INFO] [stdout] | [INFO] [stdout] 463 | &redis.exists_answers.borrow_mut().push(Ok(false)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 463 | let _ = &redis.exists_answers.borrow_mut().push(Ok(false)); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/lib.rs:478:9 [INFO] [stdout] | [INFO] [stdout] 478 | &redis.get_bool_answers.borrow_mut().push(Ok(true)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 478 | let _ = &redis.get_bool_answers.borrow_mut().push(Ok(true)); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/lib.rs:479:9 [INFO] [stdout] | [INFO] [stdout] 479 | &redis.exists_answers.borrow_mut().push(Ok(true)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 479 | let _ = &redis.exists_answers.borrow_mut().push(Ok(true)); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/lib.rs:480:9 [INFO] [stdout] | [INFO] [stdout] 480 | &redis.incr_answers.borrow_mut().push(Ok(1)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 480 | let _ = &redis.incr_answers.borrow_mut().push(Ok(1)); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/lib.rs:483:9 [INFO] [stdout] | [INFO] [stdout] 483 | &redis.exists_answers.borrow_mut().push(Ok(false)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 483 | let _ = &redis.exists_answers.borrow_mut().push(Ok(false)); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/lib.rs:486:9 [INFO] [stdout] | [INFO] [stdout] 486 | &redis.set_answers.borrow_mut().push(Ok(())); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 486 | let _ = &redis.set_answers.borrow_mut().push(Ok(())); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/lib.rs:489:9 [INFO] [stdout] | [INFO] [stdout] 489 | &redis.get_bool_answers.borrow_mut().push(Ok(true)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 489 | let _ = &redis.get_bool_answers.borrow_mut().push(Ok(true)); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/lib.rs:490:9 [INFO] [stdout] | [INFO] [stdout] 490 | &redis.exists_answers.borrow_mut().push(Ok(false)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 490 | let _ = &redis.exists_answers.borrow_mut().push(Ok(false)); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/lib.rs:491:9 [INFO] [stdout] | [INFO] [stdout] 491 | &redis.incr_answers.borrow_mut().push(Ok(1)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 491 | let _ = &redis.incr_answers.borrow_mut().push(Ok(1)); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/lib.rs:492:9 [INFO] [stdout] | [INFO] [stdout] 492 | &redis.expire_answers.borrow_mut().push(Ok(())); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 492 | let _ = &redis.expire_answers.borrow_mut().push(Ok(())); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/lib.rs:495:9 [INFO] [stdout] | [INFO] [stdout] 495 | &redis.exists_answers.borrow_mut().push(Ok(false)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 495 | let _ = &redis.exists_answers.borrow_mut().push(Ok(false)); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/lib.rs:498:9 [INFO] [stdout] | [INFO] [stdout] 498 | &redis.set_answers.borrow_mut().push(Ok(())); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 498 | let _ = &redis.set_answers.borrow_mut().push(Ok(())); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/lib.rs:520:9 [INFO] [stdout] | [INFO] [stdout] 520 | &redis.get_bool_answers.borrow_mut().push(Ok(false)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 520 | let _ = &redis.get_bool_answers.borrow_mut().push(Ok(false)); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/lib.rs:535:9 [INFO] [stdout] | [INFO] [stdout] 535 | &redis.exists_answers.borrow_mut().push(Ok(true)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 535 | let _ = &redis.exists_answers.borrow_mut().push(Ok(true)); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/lib.rs:536:9 [INFO] [stdout] | [INFO] [stdout] 536 | &redis.exists_answers.borrow_mut().push(Ok(true)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 536 | let _ = &redis.exists_answers.borrow_mut().push(Ok(true)); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.48s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: redis v0.10.0 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "408c062c18900b9f3f1f8ac9ab1b7bfaa44e091f1af7206511857bac6e799612", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "408c062c18900b9f3f1f8ac9ab1b7bfaa44e091f1af7206511857bac6e799612", kill_on_drop: false }` [INFO] [stdout] 408c062c18900b9f3f1f8ac9ab1b7bfaa44e091f1af7206511857bac6e799612