[INFO] cloning repository https://github.com/gahooa/sud999 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gahooa/sud999" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgahooa%2Fsud999", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgahooa%2Fsud999'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 0e2c5634ad84350b265e41e1b6edd3c27d9d0bfa [INFO] checking gahooa/sud999 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgahooa%2Fsud999" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/gahooa/sud999 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 git repo https://github.com/gahooa/sud999 [INFO] finished tweaking git repo https://github.com/gahooa/sud999 [INFO] tweaked toml for git repo https://github.com/gahooa/sud999 written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/gahooa/sud999 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded mlua v0.6.6 [INFO] [stderr] Downloaded lua-src v543.1.0 [INFO] [stderr] Downloaded luajit-src v210.3.1+restycd2285f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 5a3d3c8f1e18cf818d923cd257377016369f913f58a6464bb689474cecae7d97 [INFO] running `Command { std: "docker" "start" "-a" "5a3d3c8f1e18cf818d923cd257377016369f913f58a6464bb689474cecae7d97", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5a3d3c8f1e18cf818d923cd257377016369f913f58a6464bb689474cecae7d97", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5a3d3c8f1e18cf818d923cd257377016369f913f58a6464bb689474cecae7d97", kill_on_drop: false }` [INFO] [stdout] 5a3d3c8f1e18cf818d923cd257377016369f913f58a6464bb689474cecae7d97 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] bfbea294a2685ba2630c3f417bdb853177a3e1acc3c799b7466875f8f10ea67e [INFO] running `Command { std: "docker" "start" "-a" "bfbea294a2685ba2630c3f417bdb853177a3e1acc3c799b7466875f8f10ea67e", kill_on_drop: false }` [INFO] [stderr] Compiling cc v1.0.71 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling pkg-config v0.3.22 [INFO] [stderr] Checking once_cell v1.8.0 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling luajit-src v210.3.1+restycd2285f [INFO] [stderr] Compiling lua-src v543.1.0 [INFO] [stderr] Checking bstr v0.2.17 [INFO] [stderr] Compiling mlua v0.6.6 [INFO] [stderr] Checking rust5 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `depth` is never read [INFO] [stdout] --> src/suduko/mod.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 12 | struct Board{ [INFO] [stdout] | ----- field in this struct [INFO] [stdout] ... [INFO] [stdout] 15 | depth: u32, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Board` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `verbose` is never read [INFO] [stdout] --> src/suduko/mod.rs:241:5 [INFO] [stdout] | [INFO] [stdout] 238 | struct Game { [INFO] [stdout] | ---- field in this struct [INFO] [stdout] ... [INFO] [stdout] 241 | verbose: bool, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `depth` is never read [INFO] [stdout] --> src/suduko/mod.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 12 | struct Board{ [INFO] [stdout] | ----- field in this struct [INFO] [stdout] ... [INFO] [stdout] 15 | depth: u32, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Board` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `verbose` is never read [INFO] [stdout] --> src/suduko/mod.rs:241:5 [INFO] [stdout] | [INFO] [stdout] 238 | struct Game { [INFO] [stdout] | ---- field in this struct [INFO] [stdout] ... [INFO] [stdout] 241 | verbose: bool, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.20s [INFO] running `Command { std: "docker" "inspect" "bfbea294a2685ba2630c3f417bdb853177a3e1acc3c799b7466875f8f10ea67e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bfbea294a2685ba2630c3f417bdb853177a3e1acc3c799b7466875f8f10ea67e", kill_on_drop: false }` [INFO] [stdout] bfbea294a2685ba2630c3f417bdb853177a3e1acc3c799b7466875f8f10ea67e [INFO] checking gahooa/sud999 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgahooa%2Fsud999" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/gahooa/sud999 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 git repo https://github.com/gahooa/sud999 [INFO] finished tweaking git repo https://github.com/gahooa/sud999 [INFO] tweaked toml for git repo https://github.com/gahooa/sud999 written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/gahooa/sud999 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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] fe94c99e802979153a0a3ca1eb9e302bb641bbe4bb0206e1e8b5f36bd09a154e [INFO] running `Command { std: "docker" "start" "-a" "fe94c99e802979153a0a3ca1eb9e302bb641bbe4bb0206e1e8b5f36bd09a154e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fe94c99e802979153a0a3ca1eb9e302bb641bbe4bb0206e1e8b5f36bd09a154e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fe94c99e802979153a0a3ca1eb9e302bb641bbe4bb0206e1e8b5f36bd09a154e", kill_on_drop: false }` [INFO] [stdout] fe94c99e802979153a0a3ca1eb9e302bb641bbe4bb0206e1e8b5f36bd09a154e [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" "-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] f35a4677ea984fe3ba07b1855ea41744ca9abf782fabd7c94fd30c7496df0be1 [INFO] running `Command { std: "docker" "start" "-a" "f35a4677ea984fe3ba07b1855ea41744ca9abf782fabd7c94fd30c7496df0be1", kill_on_drop: false }` [INFO] [stderr] Compiling cc v1.0.71 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling pkg-config v0.3.22 [INFO] [stderr] Checking once_cell v1.8.0 [INFO] [stderr] Compiling lua-src v543.1.0 [INFO] [stderr] Compiling luajit-src v210.3.1+restycd2285f [INFO] [stderr] Checking bstr v0.2.17 [INFO] [stderr] Compiling mlua v0.6.6 [INFO] [stdout] error[E0277]: the trait bound `!: FromLuaMulti<'_>` is not satisfied [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/mlua-0.6.6/src/lua.rs:2298:14 [INFO] [stdout] | [INFO] [stdout] 2298 | 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/mlua-0.6.6/src/conversion.rs:147:43 [INFO] [stdout] | [INFO] [stdout] 147 | 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/mlua-0.6.6/src/multi.rs:37:30 [INFO] [stdout] | [INFO] [stdout] 37 | 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/mlua-0.6.6/src/lua.rs:2376:41 [INFO] [stdout] | [INFO] [stdout] 2376 | 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] error: could not compile `mlua` (lib) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "f35a4677ea984fe3ba07b1855ea41744ca9abf782fabd7c94fd30c7496df0be1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f35a4677ea984fe3ba07b1855ea41744ca9abf782fabd7c94fd30c7496df0be1", kill_on_drop: false }` [INFO] [stdout] f35a4677ea984fe3ba07b1855ea41744ca9abf782fabd7c94fd30c7496df0be1