[INFO] fetching crate actix-lua 0.7.0... [INFO] checking actix-lua-0.7.0 against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu [INFO] extracting crate actix-lua 0.7.0 into /workspace/builds/worker-7-tc1/source [INFO] validating manifest of crates.io crate actix-lua 0.7.0 on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate actix-lua 0.7.0 [INFO] finished tweaking crates.io crate actix-lua 0.7.0 [INFO] tweaked toml for crates.io crate actix-lua 0.7.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 138 packages to latest compatible versions [INFO] [stderr] Adding actix v0.7.9 (latest: v0.13.5) [INFO] [stderr] Adding actix_derive v0.3.2 (latest: v0.6.1) [INFO] [stderr] Adding addr2line v0.22.0 (latest: v0.24.1) [INFO] [stderr] Adding autocfg v0.1.8 (latest: v1.3.0) [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.6.0) [INFO] [stderr] Adding bytes v0.4.12 (latest: v1.7.1) [INFO] [stderr] Adding cfg-if v0.1.10 (latest: v1.0.0) [INFO] [stderr] Adding cloudabi v0.0.3 (latest: v0.1.0) [INFO] [stderr] Adding crossbeam-channel v0.3.9 (latest: v0.5.13) [INFO] [stderr] Adding crossbeam-deque v0.7.4 (latest: v0.8.5) [INFO] [stderr] Adding crossbeam-epoch v0.8.2 (latest: v0.9.18) [INFO] [stderr] Adding crossbeam-queue v0.2.3 (latest: v0.3.11) [INFO] [stderr] Adding crossbeam-utils v0.6.6 (latest: v0.8.20) [INFO] [stderr] Adding crossbeam-utils v0.7.2 (latest: v0.8.20) [INFO] [stderr] Adding error-chain v0.8.1 (latest: v0.12.4) [INFO] [stderr] Adding futures v0.1.31 (latest: v0.3.30) [INFO] [stderr] Adding futures-timer v0.1.1 (latest: v3.0.3) [INFO] [stderr] Adding gimli v0.29.0 (latest: v0.31.0) [INFO] [stderr] Adding hermit-abi v0.3.9 (latest: v0.4.0) [INFO] [stderr] Adding hostname v0.3.1 (latest: v0.4.0) [INFO] [stderr] Adding idna v0.1.5 (latest: v1.0.2) [INFO] [stderr] Adding ipconfig v0.1.9 (latest: v0.3.2) [INFO] [stderr] Adding lock_api v0.1.5 (latest: v0.4.12) [INFO] [stderr] Adding lock_api v0.3.4 (latest: v0.4.12) [INFO] [stderr] Adding memoffset v0.5.6 (latest: v0.9.1) [INFO] [stderr] Adding miniz_oxide v0.7.4 (latest: v0.8.0) [INFO] [stderr] Adding mio v0.6.23 (latest: v1.0.2) [INFO] [stderr] Adding miow v0.2.2 (latest: v0.6.0) [INFO] [stderr] Adding parking_lot v0.7.1 (latest: v0.12.3) [INFO] [stderr] Adding parking_lot v0.9.0 (latest: v0.12.3) [INFO] [stderr] Adding parking_lot_core v0.4.0 (latest: v0.9.10) [INFO] [stderr] Adding parking_lot_core v0.6.3 (latest: v0.9.10) [INFO] [stderr] Adding percent-encoding v1.0.1 (latest: v2.3.1) [INFO] [stderr] Adding proc-macro2 v0.4.30 (latest: v1.0.86) [INFO] [stderr] Adding quick-error v1.2.3 (latest: v2.0.1) [INFO] [stderr] Adding quote v0.6.13 (latest: v1.0.37) [INFO] [stderr] Adding rand v0.4.6 (latest: v0.8.5) [INFO] [stderr] Adding rand v0.5.6 (latest: v0.8.5) [INFO] [stderr] Adding rand v0.6.5 (latest: v0.8.5) [INFO] [stderr] Adding rand_chacha v0.1.1 (latest: v0.3.1) [INFO] [stderr] Adding rand_core v0.3.1 (latest: v0.6.4) [INFO] [stderr] Adding rand_core v0.4.2 (latest: v0.6.4) [INFO] [stderr] Adding rand_hc v0.1.0 (latest: v0.3.2) [INFO] [stderr] Adding rand_isaac v0.1.1 (latest: v0.3.0) [INFO] [stderr] Adding rand_jitter v0.1.4 (latest: v0.4.0) [INFO] [stderr] Adding rand_os v0.1.3 (latest: v0.2.2) [INFO] [stderr] Adding rand_pcg v0.1.2 (latest: v0.3.1) [INFO] [stderr] Adding rand_xorshift v0.1.1 (latest: v0.3.0) [INFO] [stderr] Adding rdrand v0.4.0 (latest: v0.8.3) [INFO] [stderr] Adding redox_syscall v0.1.57 (latest: v0.5.3) [INFO] [stderr] Adding resolv-conf v0.6.3 (latest: v0.7.0) [INFO] [stderr] Adding rlua v0.16.3 (latest: v0.20.1) [INFO] [stderr] Adding rustc_version v0.2.3 (latest: v0.4.1) [INFO] [stderr] Adding scopeguard v0.3.3 (latest: v1.2.0) [INFO] [stderr] Adding semver v0.9.0 (latest: v1.0.23) [INFO] [stderr] Adding semver-parser v0.7.0 (latest: v0.10.2) [INFO] [stderr] Adding smallvec v0.6.14 (latest: v1.13.2) [INFO] [stderr] Adding socket2 v0.3.19 (latest: v0.5.7) [INFO] [stderr] Adding syn v0.15.44 (latest: v2.0.76) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.76) [INFO] [stderr] Adding synstructure v0.12.6 (latest: v0.13.1) [INFO] [stderr] Adding tokio v0.1.22 (latest: v1.39.3) [INFO] [stderr] Adding trust-dns-proto v0.5.0 (latest: v0.23.2) [INFO] [stderr] Adding trust-dns-proto v0.6.3 (latest: v0.23.2) [INFO] [stderr] Adding trust-dns-resolver v0.10.3 (latest: v0.23.2) [INFO] [stderr] Adding unicode-xid v0.1.0 (latest: v0.2.5) [INFO] [stderr] Adding url v1.7.2 (latest: v2.5.2) [INFO] [stderr] Adding uuid v0.6.5 (latest: v1.10.0) [INFO] [stderr] Adding uuid v0.7.4 (latest: v1.10.0) [INFO] [stderr] Adding widestring v0.2.2 (latest: v1.1.0) [INFO] [stderr] Adding winapi v0.2.8 (latest: v0.3.9) [INFO] [stderr] Adding winreg v0.5.1 (latest: v0.52.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded cfg-if v0.1.10 [INFO] [stderr] Downloaded rdrand v0.4.0 [INFO] [stderr] Downloaded fuchsia-cprng v0.1.1 [INFO] [stderr] Downloaded rand_core v0.4.2 [INFO] [stderr] Downloaded winapi-build v0.1.1 [INFO] [stderr] Downloaded tokio v0.1.22 [INFO] [stderr] Downloaded crossbeam-queue v0.2.3 [INFO] [stderr] Downloaded tokio-codec v0.1.2 [INFO] [stderr] Downloaded fuchsia-zircon-sys v0.3.3 [INFO] [stderr] Downloaded owning_ref v0.4.1 [INFO] [stderr] Downloaded quote v0.6.13 [INFO] [stderr] Downloaded parking_lot v0.9.0 [INFO] [stderr] Downloaded crossbeam-utils v0.6.6 [INFO] [stderr] Downloaded actix_derive v0.3.2 [INFO] [stderr] Downloaded unicode-xid v0.1.0 [INFO] [stderr] Downloaded proc-macro2 v0.4.30 [INFO] [stderr] Downloaded url v1.7.2 [INFO] [stderr] Downloaded mio v0.6.23 [INFO] [stderr] Downloaded crossbeam-channel v0.3.9 [INFO] [stderr] Downloaded syn v0.15.44 [INFO] [stderr] Downloaded trust-dns-proto v0.5.0 [INFO] [stderr] Downloaded rand v0.5.6 [INFO] [stderr] Downloaded trust-dns-proto v0.6.3 [INFO] [stderr] Downloaded futures v0.1.31 [INFO] [stderr] Downloaded trust-dns-resolver v0.10.3 [INFO] [stderr] Downloaded rand v0.6.5 [INFO] [stderr] Downloaded idna v0.1.5 [INFO] [stderr] Downloaded rlua v0.16.3 [INFO] [stderr] Downloaded actix v0.7.9 [INFO] [stderr] Downloaded scopeguard v0.3.3 [INFO] [stderr] Downloaded parking_lot_core v0.4.0 [INFO] [stderr] Downloaded error-chain v0.8.1 [INFO] [stderr] Downloaded ipconfig v0.1.9 [INFO] [stderr] Downloaded rand_hc v0.1.0 [INFO] [stderr] Downloaded rand_jitter v0.1.4 [INFO] [stderr] Downloaded autocfg v0.1.8 [INFO] [stderr] Downloaded winapi v0.2.8 [INFO] [stderr] Downloaded crossbeam-epoch v0.8.2 [INFO] [stderr] Downloaded cloudabi v0.0.3 [INFO] [stderr] Downloaded parking_lot_core v0.6.3 [INFO] [stderr] Downloaded crossbeam-utils v0.7.2 [INFO] [stderr] Downloaded tokio-io v0.1.13 [INFO] [stderr] Downloaded tokio-sync v0.1.8 [INFO] [stderr] Downloaded tokio-signal v0.2.9 [INFO] [stderr] Downloaded synstructure v0.12.6 [INFO] [stderr] Downloaded failure_derive v0.1.8 [INFO] [stderr] Downloaded rand_pcg v0.1.2 [INFO] [stderr] Downloaded tokio-fs v0.1.7 [INFO] [stderr] Downloaded crossbeam-deque v0.7.4 [INFO] [stderr] Downloaded fuchsia-zircon v0.3.3 [INFO] [stderr] Downloaded kernel32-sys v0.2.2 [INFO] [stderr] Downloaded net2 v0.2.39 [INFO] [stderr] Downloaded maybe-uninit v2.0.0 [INFO] [stderr] Downloaded iovec v0.1.4 [INFO] [stderr] Downloaded bytes v0.4.12 [INFO] [stderr] Downloaded tokio-uds v0.2.7 [INFO] [stderr] Downloaded parking_lot v0.7.1 [INFO] [stderr] Downloaded failure v0.1.8 [INFO] [stderr] Downloaded memoffset v0.5.6 [INFO] [stderr] Downloaded tokio-threadpool v0.1.18 [INFO] [stderr] Downloaded mio-uds v0.6.8 [INFO] [stderr] Downloaded ws2_32-sys v0.2.1 [INFO] [stderr] Downloaded rand v0.4.6 [INFO] [stderr] Downloaded uuid v0.6.5 [INFO] [stderr] Downloaded lock_api v0.1.5 [INFO] [stderr] Downloaded widestring v0.2.2 [INFO] [stderr] Downloaded winreg v0.5.1 [INFO] [stderr] Downloaded socket2 v0.3.19 [INFO] [stderr] Downloaded percent-encoding v1.0.1 [INFO] [stderr] Downloaded rand_isaac v0.1.1 [INFO] [stderr] Downloaded rand_os v0.1.3 [INFO] [stderr] Downloaded uuid v0.7.4 [INFO] [stderr] Downloaded tokio-timer v0.2.13 [INFO] [stderr] Downloaded miow v0.2.2 [INFO] [stderr] Downloaded tokio-executor v0.1.10 [INFO] [stderr] Downloaded resolv-conf v0.6.3 [INFO] [stderr] Downloaded rand_chacha v0.1.1 [INFO] [stderr] Downloaded rand_xorshift v0.1.1 [INFO] [stderr] Downloaded futures-timer v0.1.1 [INFO] [stderr] Downloaded tokio-current-thread v0.1.7 [INFO] [stderr] Downloaded tokio-tcp v0.1.4 [INFO] [stderr] Downloaded tokio-udp v0.1.6 [INFO] [stderr] Downloaded lock_api v0.3.4 [INFO] [stderr] Downloaded redox_syscall v0.1.57 [INFO] [stderr] Downloaded smallvec v0.6.14 [INFO] [stderr] Downloaded tokio-reactor v0.1.12 [INFO] [stderr] Downloaded rand_core v0.3.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 178d1966050ad48d999ff0f59897032720e471e7509ecd148135d4691053228a [INFO] running `Command { std: "docker" "start" "-a" "178d1966050ad48d999ff0f59897032720e471e7509ecd148135d4691053228a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "178d1966050ad48d999ff0f59897032720e471e7509ecd148135d4691053228a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "178d1966050ad48d999ff0f59897032720e471e7509ecd148135d4691053228a", kill_on_drop: false }` [INFO] [stdout] 178d1966050ad48d999ff0f59897032720e471e7509ecd148135d4691053228a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] fc3439af5b3e52e6da49ebd9cca5084819d0b35a2540eea44689999bbbe8f600 [INFO] running `Command { std: "docker" "start" "-a" "fc3439af5b3e52e6da49ebd9cca5084819d0b35a2540eea44689999bbbe8f600", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.158 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Checking futures v0.1.31 [INFO] [stderr] Compiling slab v0.4.9 [INFO] [stderr] Checking rand_core v0.4.2 [INFO] [stderr] Checking log v0.4.22 [INFO] [stderr] Checking scopeguard v1.2.0 [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking smallvec v0.6.14 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling autocfg v0.1.8 [INFO] [stderr] Compiling shlex v1.3.0 [INFO] [stderr] Checking lock_api v0.3.4 [INFO] [stderr] Checking fnv v1.0.7 [INFO] [stderr] Checking memchr v2.7.4 [INFO] [stderr] Compiling memoffset v0.5.6 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling cc v1.1.15 [INFO] [stderr] Compiling parking_lot_core v0.6.3 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Checking tinyvec_macros v0.1.1 [INFO] [stderr] Checking tinyvec v1.8.0 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking gimli v0.29.0 [INFO] [stderr] Compiling unicode-xid v0.2.5 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking net2 v0.2.39 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking mio v0.6.23 [INFO] [stderr] Checking adler v1.0.2 [INFO] [stderr] Checking miniz_oxide v0.7.4 [INFO] [stderr] Checking tokio-executor v0.1.10 [INFO] [stderr] Checking tokio-io v0.1.13 [INFO] [stderr] Checking tokio-sync v0.1.8 [INFO] [stderr] Checking object v0.36.3 [INFO] [stderr] Checking tokio-codec v0.1.2 [INFO] [stderr] Checking tokio-reactor v0.1.12 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Checking unicode-normalization v0.1.23 [INFO] [stderr] Checking unicode-bidi v0.3.15 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Checking rustc-demangle v0.1.24 [INFO] [stderr] Compiling backtrace v0.3.73 [INFO] [stderr] Checking matches v0.1.10 [INFO] [stderr] Checking crossbeam-deque v0.7.4 [INFO] [stderr] Checking tokio-tcp v0.1.4 [INFO] [stderr] Checking tokio-udp v0.1.6 [INFO] [stderr] Checking idna v0.1.5 [INFO] [stderr] Checking mio-uds v0.6.8 [INFO] [stderr] Checking tokio-timer v0.2.13 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking crossbeam-queue v0.2.3 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Checking addr2line v0.22.0 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Checking rand_jitter v0.1.4 [INFO] [stderr] Checking percent-encoding v1.0.1 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Checking tokio-threadpool v0.1.18 [INFO] [stderr] Checking rand v0.5.6 [INFO] [stderr] Checking socket2 v0.3.19 [INFO] [stderr] Checking url v1.7.2 [INFO] [stderr] Compiling parking_lot_core v0.4.0 [INFO] [stderr] Checking match_cfg v0.1.0 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Checking stable_deref_trait v1.2.0 [INFO] [stderr] Checking owning_ref v0.4.1 [INFO] [stderr] Checking tokio-fs v0.1.7 [INFO] [stderr] Checking hostname v0.3.1 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Checking tokio-uds v0.2.7 [INFO] [stderr] Checking tokio-current-thread v0.1.7 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Checking quick-error v1.2.3 [INFO] [stderr] Checking linked-hash-map v0.5.6 [INFO] [stderr] Checking scopeguard v0.3.3 [INFO] [stderr] Compiling synstructure v0.12.6 [INFO] [stderr] Checking lock_api v0.1.5 [INFO] [stderr] Checking tokio v0.1.22 [INFO] [stderr] Checking lru-cache v0.1.2 [INFO] [stderr] Checking resolv-conf v0.6.3 [INFO] [stderr] Compiling rlua v0.16.3 [INFO] [stderr] Checking signal-hook-registry v1.4.2 [INFO] [stderr] Checking aho-corasick v1.1.3 [INFO] [stderr] Checking crossbeam-utils v0.6.6 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Checking regex-syntax v0.8.4 [INFO] [stderr] Checking tokio-signal v0.2.9 [INFO] [stderr] Checking crossbeam-channel v0.3.9 [INFO] [stderr] Checking parking_lot v0.7.1 [INFO] [stderr] Checking uuid v0.7.4 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking futures-timer v0.1.1 [INFO] [stderr] Checking uuid v0.6.5 [INFO] [stderr] Checking failure v0.1.8 [INFO] [stderr] Checking trust-dns-proto v0.6.3 [INFO] [stderr] Checking trust-dns-proto v0.5.0 [INFO] [stderr] Checking regex-automata v0.4.7 [INFO] [stderr] Checking trust-dns-resolver v0.10.3 [INFO] [stderr] Compiling actix_derive v0.3.2 [INFO] [stderr] Checking actix v0.7.9 [INFO] [stderr] Checking regex v1.10.6 [INFO] [stderr] Checking actix-lua v0.7.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/message.rs:251:13 [INFO] [stdout] | [INFO] [stdout] 251 | / &LuaMessage::from_lua(Value::Error(Error::RuntimeError("foo".to_string())), ctx) [INFO] [stdout] 252 | | .unwrap(); [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] 251 | let _ = &LuaMessage::from_lua(Value::Error(Error::RuntimeError("foo".to_string())), ctx) [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 30.59s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rlua v0.16.3 [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" "fc3439af5b3e52e6da49ebd9cca5084819d0b35a2540eea44689999bbbe8f600", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fc3439af5b3e52e6da49ebd9cca5084819d0b35a2540eea44689999bbbe8f600", kill_on_drop: false }` [INFO] [stdout] fc3439af5b3e52e6da49ebd9cca5084819d0b35a2540eea44689999bbbe8f600