[INFO] fetching crate actix-lua 0.7.0...
[INFO] checking actix-lua-0.7.0 against try#14e4661efa5acbf985e4fe564baae04683366cc1 for pr-157696
[INFO] extracting crate actix-lua 0.7.0 into /workspace/builds/worker-0-tc2/source
[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-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate actix-lua 0.7.0 on toolchain 14e4661efa5acbf985e4fe564baae04683366cc1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+14e4661efa5acbf985e4fe564baae04683366cc1" "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" "+14e4661efa5acbf985e4fe564baae04683366cc1" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 141 packages to latest compatible versions
[INFO] [stderr]       Adding actix v0.7.9 (available: v0.13.5)
[INFO] [stderr]       Adding futures v0.1.31 (available: v0.3.32)
[INFO] [stderr]       Adding futures-timer v0.1.1 (available: v3.0.4)
[INFO] [stderr]       Adding rlua v0.16.3 (available: v0.20.1)
[INFO] [stderr]       Adding tokio v0.1.22 (available: v1.52.3)
[INFO] [stderr]       Adding uuid v0.6.5 (available: v1.23.3)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+14e4661efa5acbf985e4fe564baae04683366cc1" "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/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3a6becf2bc8dde7f3fa57ede90e4f284e72d296796fc446bbb1e2c7cc0530151" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] b7888a6944a93e420a84c22e74c75305d21b568045a12d53ac01065336c8459f
[INFO] running `Command { std: "docker" "start" "b7888a6944a93e420a84c22e74c75305d21b568045a12d53ac01065336c8459f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "b7888a6944a93e420a84c22e74c75305d21b568045a12d53ac01065336c8459f" "/opt/rustwide/cargo-home/bin/cargo" "+14e4661efa5acbf985e4fe564baae04683366cc1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b7888a6944a93e420a84c22e74c75305d21b568045a12d53ac01065336c8459f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "b7888a6944a93e420a84c22e74c75305d21b568045a12d53ac01065336c8459f" "/opt/rustwide/cargo-home/bin/cargo" "+14e4661efa5acbf985e4fe564baae04683366cc1" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.186
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]     Checking futures v0.1.31
[INFO] [stderr]     Checking log v0.4.32
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]    Compiling parking_lot_core v0.6.3
[INFO] [stderr]    Compiling autocfg v0.1.8
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]     Checking memchr v2.8.2
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling object v0.37.3
[INFO] [stderr]     Checking tinyvec v1.11.0
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]     Checking gimli v0.32.3
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking miniz_oxide v0.8.9
[INFO] [stderr]     Checking unicode-normalization v0.1.25
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking rustc-demangle v0.1.27
[INFO] [stderr]     Checking matches v0.1.10
[INFO] [stderr]     Checking crossbeam-deque v0.7.4
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[INFO] [stderr]     Checking tokio-sync v0.1.8
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[INFO] [stderr]     Checking idna v0.1.5
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[INFO] [stderr]     Checking net2 v0.2.39
[INFO] [stderr]     Checking num_cpus v1.17.0
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[INFO] [stderr]     Checking rand_xorshift v0.1.1
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[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking url v1.7.2
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[INFO] [stderr]     Checking tokio-tcp v0.1.4
[INFO] [stderr]     Checking tokio-udp v0.1.6
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
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[INFO] [stderr]     Checking match_cfg v0.1.0
[INFO] [stderr]     Checking stable_deref_trait v1.2.1
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[INFO] [stderr]    Compiling cc v1.2.65
[INFO] [stderr]     Checking hostname v0.3.1
[INFO] [stderr]     Checking addr2line v0.25.1
[INFO] [stderr]     Checking tokio-fs v0.1.7
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[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking errno v0.3.14
[INFO] [stderr]     Checking tokio-current-thread v0.1.7
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]     Checking resolv-conf v0.6.3
[INFO] [stderr]     Checking lock_api v0.1.5
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking signal-hook-registry v1.4.8
[INFO] [stderr]     Checking aho-corasick v1.1.4
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]     Checking regex-syntax v0.8.11
[INFO] [stderr]     Checking crossbeam-channel v0.3.9
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]     Checking tokio-signal v0.2.9
[INFO] [stderr]     Checking uuid v0.7.4
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking futures-timer v0.1.1
[INFO] [stderr]    Compiling rlua v0.16.3
[INFO] [stderr]     Checking uuid v0.6.5
[INFO] [stderr]     Checking backtrace v0.3.76
[INFO] [stderr]     Checking regex-automata v0.4.14
[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]    Compiling actix_derive v0.3.2
[INFO] [stderr]     Checking trust-dns-resolver v0.10.3
[INFO] [stderr]     Checking actix v0.7.9
[INFO] [stderr]     Checking regex v1.12.4
[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)]` (part of `#[warn(unused)]`) 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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 47.01s
[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 6`
[INFO] running `Command { std: "docker" "inspect" "b7888a6944a93e420a84c22e74c75305d21b568045a12d53ac01065336c8459f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7888a6944a93e420a84c22e74c75305d21b568045a12d53ac01065336c8459f", kill_on_drop: false }`
[INFO] [stdout] b7888a6944a93e420a84c22e74c75305d21b568045a12d53ac01065336c8459f
