[INFO] fetching crate plugger-ruby 0.3.0...
[INFO] testing plugger-ruby-0.3.0 against 1.91.0 for beta-1.92-2
[INFO] extracting crate plugger-ruby 0.3.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate plugger-ruby 0.3.0
[INFO] finished tweaking crates.io crate plugger-ruby 0.3.0
[INFO] tweaked toml for crates.io crate plugger-ruby 0.3.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate plugger-ruby 0.3.0 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "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" "+1.91.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 5 packages to latest compatible versions
[INFO] [stderr]       Adding rurust v0.1.11 (available: v0.2.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded mri-sys v0.2.6
[INFO] [stderr]   Downloaded plugger-core v0.3.0
[INFO] [stderr]   Downloaded rurust v0.1.11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 983f0ed2938bea486436cd638fb5ca177d1af79199b41a5e2bd03d36ebdd18f9
[INFO] running `Command { std: "docker" "start" "-a" "983f0ed2938bea486436cd638fb5ca177d1af79199b41a5e2bd03d36ebdd18f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "983f0ed2938bea486436cd638fb5ca177d1af79199b41a5e2bd03d36ebdd18f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "983f0ed2938bea486436cd638fb5ca177d1af79199b41a5e2bd03d36ebdd18f9", kill_on_drop: false }`
[INFO] [stdout] 983f0ed2938bea486436cd638fb5ca177d1af79199b41a5e2bd03d36ebdd18f9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 13f78f25b446490de1b7ea870e8200878a11ebafac20aca419ea63462c361a5f
[INFO] running `Command { std: "docker" "start" "-a" "13f78f25b446490de1b7ea870e8200878a11ebafac20aca419ea63462c361a5f", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling plugger-core v0.3.0
[INFO] [stderr]    Compiling mri-sys v0.2.6
[INFO] [stderr]    Compiling rurust v0.1.11
[INFO] [stderr]    Compiling plugger-ruby v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]   --> src/shims.rs:43:5
[INFO] [stdout]    |
[INFO] [stdout] 43 | pub extern fn ruby_method(argc: libc::c_int, argv: *const Value, object: Value) -> Value {
[INFO] [stdout]    |     ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(missing_abi)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]   --> src/shims.rs:65:5
[INFO] [stdout]    |
[INFO] [stdout] 65 | pub extern fn ruby_singleton_method(argc: libc::c_int, argv: *const Value, _class: Value) -> Value {
[INFO] [stdout]    |     ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]   --> src/lib.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub extern fn do_something() {
[INFO] [stdout]    |     ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0624]: associated function `new` is private
[INFO] [stdout]   --> src/lib.rs:41:27
[INFO] [stdout]    |
[INFO] [stdout] 41 |         match rurust::VM::new() {
[INFO] [stdout]    |                           ^^^ private associated function
[INFO] [stdout]    |
[INFO] [stdout]   ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rurust-0.1.11/src/vm.rs:45:5
[INFO] [stdout]    |
[INFO] [stdout] 45 |     fn new() -> Result<Self, ErrorKind> {
[INFO] [stdout]    |     ----------------------------------- private associated function defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0624`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `plugger-ruby` (lib) due to 1 previous error; 3 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "13f78f25b446490de1b7ea870e8200878a11ebafac20aca419ea63462c361a5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13f78f25b446490de1b7ea870e8200878a11ebafac20aca419ea63462c361a5f", kill_on_drop: false }`
[INFO] [stdout] 13f78f25b446490de1b7ea870e8200878a11ebafac20aca419ea63462c361a5f
