[INFO] fetching crate rlua-builders 0.1.4... [INFO] checking rlua-builders-0.1.4 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] extracting crate rlua-builders 0.1.4 into /workspace/builds/worker-1-tc1/source [INFO] validating manifest of crates.io crate rlua-builders 0.1.4 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate rlua-builders 0.1.4 [INFO] finished tweaking crates.io crate rlua-builders 0.1.4 [INFO] tweaked toml for crates.io crate rlua-builders 0.1.4 written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 14 packages [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding bstr v0.2.17 (latest: v1.9.1) [INFO] [stderr] Adding rlua v0.17.1 (latest: v0.20.0) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.58) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded rlua-builders-derive v0.1.4 [INFO] [stderr] Downloaded rlua v0.17.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f047a555ddb501c9ea0df1f58e94dce93a229cca000eb9e2d0c0afcdfd827a5a [INFO] running `Command { std: "docker" "start" "-a" "f047a555ddb501c9ea0df1f58e94dce93a229cca000eb9e2d0c0afcdfd827a5a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f047a555ddb501c9ea0df1f58e94dce93a229cca000eb9e2d0c0afcdfd827a5a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f047a555ddb501c9ea0df1f58e94dce93a229cca000eb9e2d0c0afcdfd827a5a", kill_on_drop: false }` [INFO] [stdout] f047a555ddb501c9ea0df1f58e94dce93a229cca000eb9e2d0c0afcdfd827a5a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a0577f4645c1fd70e0989839e0239fc13ff83c7767fd1773e6616a18b044cb4c [INFO] running `Command { std: "docker" "start" "-a" "a0577f4645c1fd70e0989839e0239fc13ff83c7767fd1773e6616a18b044cb4c", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling rlua v0.17.1 [INFO] [stderr] Checking bstr v0.2.17 [INFO] [stderr] Compiling rlua-builders-derive v0.1.4 [INFO] [stderr] Checking rlua-builders v0.1.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> tests/success_tests.rs:15:6 [INFO] [stdout] | [INFO] [stdout] 15 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> tests/success_tests.rs:28:6 [INFO] [stdout] | [INFO] [stdout] 28 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `B` is never constructed [INFO] [stdout] --> tests/success_tests.rs:72:12 [INFO] [stdout] | [INFO] [stdout] 72 | struct B; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `A` is never constructed [INFO] [stdout] --> tests/success_tests.rs:75:12 [INFO] [stdout] | [INFO] [stdout] 75 | struct A(B); [INFO] [stdout] | ^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.71s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rlua v0.17.1 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2` [INFO] running `Command { std: "docker" "inspect" "a0577f4645c1fd70e0989839e0239fc13ff83c7767fd1773e6616a18b044cb4c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a0577f4645c1fd70e0989839e0239fc13ff83c7767fd1773e6616a18b044cb4c", kill_on_drop: false }` [INFO] [stdout] a0577f4645c1fd70e0989839e0239fc13ff83c7767fd1773e6616a18b044cb4c [INFO] checking rlua-builders-0.1.4 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never [INFO] extracting crate rlua-builders 0.1.4 into /workspace/builds/worker-1-tc2/source [INFO] validating manifest of crates.io crate rlua-builders 0.1.4 on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate rlua-builders 0.1.4 [INFO] finished tweaking crates.io crate rlua-builders 0.1.4 [INFO] tweaked toml for crates.io crate rlua-builders 0.1.4 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 14 packages [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding bstr v0.2.17 (latest: v1.9.1) [INFO] [stderr] Adding rlua v0.17.1 (latest: v0.20.0) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.58) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9e277b5f4b85fbb60def5efe7563bbc01353ec5a36aa59cc0b81a2be560e8c0c [INFO] running `Command { std: "docker" "start" "-a" "9e277b5f4b85fbb60def5efe7563bbc01353ec5a36aa59cc0b81a2be560e8c0c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9e277b5f4b85fbb60def5efe7563bbc01353ec5a36aa59cc0b81a2be560e8c0c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9e277b5f4b85fbb60def5efe7563bbc01353ec5a36aa59cc0b81a2be560e8c0c", kill_on_drop: false }` [INFO] [stdout] 9e277b5f4b85fbb60def5efe7563bbc01353ec5a36aa59cc0b81a2be560e8c0c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c59d9aceeef303accfe9786b22e3ced89e3fa306a591d07abf588018b9e23742 [INFO] running `Command { std: "docker" "start" "-a" "c59d9aceeef303accfe9786b22e3ced89e3fa306a591d07abf588018b9e23742", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling rlua v0.17.1 [INFO] [stderr] Checking bstr v0.2.17 [INFO] [stderr] Compiling rlua-builders-derive v0.1.4 [INFO] [stdout] error[E0277]: the trait bound `!: FromLuaMulti<'_>` is not satisfied [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/rlua-0.17.1/src/context.rs:919:14 [INFO] [stdout] | [INFO] [stdout] 919 | self.call(())?; [INFO] [stdout] | ^^^^ the trait `UserData` is not implemented for `!`, which is required by `!: FromLuaMulti<'_>` [INFO] [stdout] | [INFO] [stdout] = help: the following other types implement trait `FromLuaMulti<'lua>`: [INFO] [stdout] () [INFO] [stdout] (A,) [INFO] [stdout] (B, A) [INFO] [stdout] (B, C, A) [INFO] [stdout] (B, C, D, A) [INFO] [stdout] (B, C, D, E, A) [INFO] [stdout] (B, C, D, E, F, A) [INFO] [stdout] (B, C, D, E, F, G, A) [INFO] [stdout] and 11 others [INFO] [stdout] note: required for `!` to implement `FromLua<'_>` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/rlua-0.17.1/src/conversion.rs:131:43 [INFO] [stdout] | [INFO] [stdout] 131 | impl<'lua, T: 'static + UserData + Clone> FromLua<'lua> for T { [INFO] [stdout] | -------- ^^^^^^^^^^^^^ ^ [INFO] [stdout] | | [INFO] [stdout] | unsatisfied trait bound introduced here [INFO] [stdout] note: required for `!` to implement `FromLuaMulti<'_>` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/rlua-0.17.1/src/multi.rs:35:30 [INFO] [stdout] | [INFO] [stdout] 35 | impl<'lua, T: FromLua<'lua>> FromLuaMulti<'lua> for T { [INFO] [stdout] | ------------- ^^^^^^^^^^^^^^^^^^ ^ [INFO] [stdout] | | [INFO] [stdout] | unsatisfied trait bound introduced here [INFO] [stdout] note: required by a bound in `Chunk::<'lua, 'a>::call` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/rlua-0.17.1/src/context.rs:947:41 [INFO] [stdout] | [INFO] [stdout] 947 | pub fn call, R: FromLuaMulti<'lua>>(self, args: A) -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ required by this bound in `Chunk::<'lua, 'a>::call` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0277`. [INFO] [stdout] [INFO] [stderr] The following warnings were emitted during compilation: [INFO] [stderr] [INFO] [stderr] warning: rlua@0.17.1: Compiler version doesn't include clang or GCC: "cc" "--version" [INFO] [stderr] [INFO] [stderr] error: could not compile `rlua` (lib) due to 2 previous errors; 4 warnings emitted [INFO] running `Command { std: "docker" "inspect" "c59d9aceeef303accfe9786b22e3ced89e3fa306a591d07abf588018b9e23742", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c59d9aceeef303accfe9786b22e3ced89e3fa306a591d07abf588018b9e23742", kill_on_drop: false }` [INFO] [stdout] c59d9aceeef303accfe9786b22e3ced89e3fa306a591d07abf588018b9e23742