[INFO] cloning repository https://github.com/hchockarprasad/mlua_serde
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hchockarprasad/mlua_serde" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhchockarprasad%2Fmlua_serde", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhchockarprasad%2Fmlua_serde'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e8efde8396037d5dfd917cc07f6a6f88dc870217
[INFO] testing hchockarprasad/mlua_serde against beta-2026-03-05 for beta-1.95-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhchockarprasad%2Fmlua_serde" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/hchockarprasad/mlua_serde
[INFO] finished tweaking git repo https://github.com/hchockarprasad/mlua_serde
[INFO] tweaked toml for git repo https://github.com/hchockarprasad/mlua_serde written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/hchockarprasad/mlua_serde on toolchain beta-2026-03-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-03-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/hchockarprasad/mlua_serde 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" "+beta-2026-03-05" "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/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c727f28d548bb745c0372800c88a6707e7e8cc7b67de927fce1b234989c9ed17
[INFO] running `Command { std: "docker" "start" "-a" "c727f28d548bb745c0372800c88a6707e7e8cc7b67de927fce1b234989c9ed17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c727f28d548bb745c0372800c88a6707e7e8cc7b67de927fce1b234989c9ed17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c727f28d548bb745c0372800c88a6707e7e8cc7b67de927fce1b234989c9ed17", kill_on_drop: false }`
[INFO] [stdout] c727f28d548bb745c0372800c88a6707e7e8cc7b67de927fce1b234989c9ed17
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 22a8b50d1f9376245f469642a1170fd64c181a10daa0c02af6c7d859f8a72774
[INFO] running `Command { std: "docker" "start" "-a" "22a8b50d1f9376245f469642a1170fd64c181a10daa0c02af6c7d859f8a72774", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustix v1.1.2
[INFO] [stderr]    Compiling linux-raw-sys v0.11.0
[INFO] [stderr]    Compiling bitflags v2.9.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling env_home v0.1.0
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling cc v1.2.41
[INFO] [stderr]    Compiling lock_api v0.4.14
[INFO] [stderr]    Compiling bstr v1.12.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling lua-src v548.1.2
[INFO] [stderr]    Compiling which v7.0.3
[INFO] [stderr]    Compiling luajit-src v210.6.1+f9140a6
[INFO] [stderr]    Compiling mlua-sys v0.8.3
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling mlua v0.11.4
[INFO] [stderr]    Compiling mlua_serde v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.52s
[INFO] running `Command { std: "docker" "inspect" "22a8b50d1f9376245f469642a1170fd64c181a10daa0c02af6c7d859f8a72774", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22a8b50d1f9376245f469642a1170fd64c181a10daa0c02af6c7d859f8a72774", kill_on_drop: false }`
[INFO] [stdout] 22a8b50d1f9376245f469642a1170fd64c181a10daa0c02af6c7d859f8a72774
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 70b931f38d26461936802d709cb5b5e71dc6d4ab6cc317ff7aab342adb1c5bb3
[INFO] running `Command { std: "docker" "start" "-a" "70b931f38d26461936802d709cb5b5e71dc6d4ab6cc317ff7aab342adb1c5bb3", kill_on_drop: false }`
[INFO] [stderr]    Compiling mlua_serde v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.09s
[INFO] running `Command { std: "docker" "inspect" "70b931f38d26461936802d709cb5b5e71dc6d4ab6cc317ff7aab342adb1c5bb3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70b931f38d26461936802d709cb5b5e71dc6d4ab6cc317ff7aab342adb1c5bb3", kill_on_drop: false }`
[INFO] [stdout] 70b931f38d26461936802d709cb5b5e71dc6d4ab6cc317ff7aab342adb1c5bb3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] cd8bb3e8adea2519edaaa24297db93db1694de24e8a3062073be24a7991a3628
[INFO] running `Command { std: "docker" "start" "-a" "cd8bb3e8adea2519edaaa24297db93db1694de24e8a3062073be24a7991a3628", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mlua_serde-cde09c53a174a28a)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test de::tests::test_enum ... ok
[INFO] [stdout] test de::tests::test_tuple ... ok
[INFO] [stdout] test de::tests::test_struct ... ok
[INFO] [stdout] test ser::tests::test_struct ... ok
[INFO] [stdout] test ser::tests::test_num ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mlua_serde
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 8) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 8) stdout ----
[INFO] [stdout] error[E0463]: can't find crate for `serde_derive`
[INFO] [stdout]   --> src/lib.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | extern crate serde_derive;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] error: cannot find derive macro `Serialize` in this scope
[INFO] [stdout]   --> src/lib.rs:15:14
[INFO] [stdout]    |
[INFO] [stdout] 15 |     #[derive(Serialize, Deserialize)]
[INFO] [stdout]    |              ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error: cannot find derive macro `Deserialize` in this scope
[INFO] [stdout]   --> src/lib.rs:15:25
[INFO] [stdout]    |
[INFO] [stdout] 15 |     #[derive(Serialize, Deserialize)]
[INFO] [stdout]    |                         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `Foo: serde::Serialize` is not satisfied
[INFO] [stdout]   --> src/lib.rs:27:45
[INFO] [stdout]    |
[INFO] [stdout] 27 |     let value = mlua_serde::to_value(&lua, &foo).unwrap();
[INFO] [stdout]    |                 --------------------        ^^^ unsatisfied trait bound
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 required by a bound introduced by this call
[INFO] [stdout]    |
[INFO] [stdout] help: the trait `Serialize` is not implemented for `Foo`
[INFO] [stdout]   --> src/lib.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     struct Foo {
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    = note: for local types consider adding `#[derive(serde::Serialize)]` to your `Foo` type
[INFO] [stdout]    = note: for types from other crates check whether the crate offers a `serde` feature flag
[INFO] [stdout]    = help: the following other types implement trait `Serialize`:
[INFO] [stdout]              &'a T
[INFO] [stdout]              &'a mut T
[INFO] [stdout]              ()
[INFO] [stdout]              (T,)
[INFO] [stdout]              (T0, T1)
[INFO] [stdout]              (T0, T1, T2)
[INFO] [stdout]              (T0, T1, T2, T3)
[INFO] [stdout]              (T0, T1, T2, T3, T4)
[INFO] [stdout]            and 126 others
[INFO] [stdout]    = note: required for `&Foo` to implement `Serialize`
[INFO] [stdout] note: required by a bound in `mlua_serde::to_value`
[INFO] [stdout]   --> src/lib.rs:44:26
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub fn to_value<'lua, T: serde::Serialize>(lua: &'lua Lua, t: T) -> Result<Value, Error> {
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^ required by this bound in `to_value`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0463.
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 8)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.13s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.25s; merged doctests compilation took 0.12s
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "cd8bb3e8adea2519edaaa24297db93db1694de24e8a3062073be24a7991a3628", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd8bb3e8adea2519edaaa24297db93db1694de24e8a3062073be24a7991a3628", kill_on_drop: false }`
[INFO] [stdout] cd8bb3e8adea2519edaaa24297db93db1694de24e8a3062073be24a7991a3628
