[INFO] fetching crate plumber-rs 0.1.2... [INFO] testing plumber-rs-0.1.2 against beta-2025-09-21 for beta-1.91-3 [INFO] extracting crate plumber-rs 0.1.2 into /workspace/builds/worker-6-tc2/source [INFO] started tweaking crates.io crate plumber-rs 0.1.2 [INFO] finished tweaking crates.io crate plumber-rs 0.1.2 [INFO] tweaked toml for crates.io crate plumber-rs 0.1.2 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate plumber-rs 0.1.2 on toolchain beta-2025-09-21 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "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" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c07f1781c6cdce44f847db03577d0e252032ee939aae3e2ab85b7722bd0380af [INFO] running `Command { std: "docker" "start" "-a" "c07f1781c6cdce44f847db03577d0e252032ee939aae3e2ab85b7722bd0380af", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c07f1781c6cdce44f847db03577d0e252032ee939aae3e2ab85b7722bd0380af", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c07f1781c6cdce44f847db03577d0e252032ee939aae3e2ab85b7722bd0380af", kill_on_drop: false }` [INFO] [stdout] c07f1781c6cdce44f847db03577d0e252032ee939aae3e2ab85b7722bd0380af [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d0ed514b0ea6179f17b37183d731d97ae5421f223979956ff4da2ba9aa286841 [INFO] running `Command { std: "docker" "start" "-a" "d0ed514b0ea6179f17b37183d731d97ae5421f223979956ff4da2ba9aa286841", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Compiling plumber-rs v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> src/lib.rs:2:1 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(box_leak)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> src/lib.rs:3:1 [INFO] [stdout] | [INFO] [stdout] 3 | #![feature(associated_type_defaults)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[no_mangle]` attribute may not be used in combination with `#[export_name]` [INFO] [stdout] --> src/lib.rs:68:1 [INFO] [stdout] | [INFO] [stdout] 68 | #[no_mangle] [INFO] [stdout] | ^^^^^^^^^^^^ `#[no_mangle]` is ignored [INFO] [stdout] | [INFO] [stdout] note: `#[export_name]` takes precedence [INFO] [stdout] --> src/lib.rs:69:1 [INFO] [stdout] | [INFO] [stdout] 69 | #[export_name="__plumber_address_table"] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: remove the `#[no_mangle]` attribute [INFO] [stdout] | [INFO] [stdout] 68 - #[no_mangle] [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `box_leak` has been stable since 1.26.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:2:12 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(box_leak)] [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/pipe.rs:92:17 [INFO] [stdout] | [INFO] [stdout] 92 | let mut data_ptr = &mut pipe_cntl_data as *mut PipeCntlData; [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] ... [INFO] [stdout] 255 | if -1 != pipe_cntl!(self.pipe, PIPE_CNTL_GET_FLAGS, pf_ref as *mut c_void) [INFO] [stdout] | ----------------------------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] = note: this warning originates in the macro `pipe_cntl` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/pipe.rs:92:17 [INFO] [stdout] | [INFO] [stdout] 92 | let mut data_ptr = &mut pipe_cntl_data as *mut PipeCntlData; [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] ... [INFO] [stdout] 285 | if -1 != pipe_cntl!(self.pipe, PIPE_CNTL_SET_FLAG, flag) [INFO] [stdout] | ----------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `pipe_cntl` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/pipe.rs:92:17 [INFO] [stdout] | [INFO] [stdout] 92 | let mut data_ptr = &mut pipe_cntl_data as *mut PipeCntlData; [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] ... [INFO] [stdout] 301 | if -1 != pipe_cntl!(self.pipe, PIPE_CNTL_CLR_FLAG, flag) [INFO] [stdout] | ----------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `pipe_cntl` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/pipe.rs:92:17 [INFO] [stdout] | [INFO] [stdout] 92 | let mut data_ptr = &mut pipe_cntl_data as *mut PipeCntlData; [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] ... [INFO] [stdout] 337 | if -1 != pipe_cntl!(self.pipe, PIPE_CNTL_POP_STATE, state_ptr_ref as *const *mut ST) [INFO] [stdout] | --------------------------------------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `pipe_cntl` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/pipe.rs:92:17 [INFO] [stdout] | [INFO] [stdout] 92 | let mut data_ptr = &mut pipe_cntl_data as *mut PipeCntlData; [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] ... [INFO] [stdout] 371 | if -1 != pipe_cntl!(self.pipe, PIPE_CNTL_PUSH_STATE, void_ptr, dispose_func_ptr) [INFO] [stdout] | ----------------------------------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `pipe_cntl` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/log.rs:65:13 [INFO] [stdout] | [INFO] [stdout] 65 | let mut data_ptr = &mut data as *mut LogWriteData; [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/protocol.rs:308:17 [INFO] [stdout] | [INFO] [stdout] 308 | let mut buf_ptr = &mut buf as *mut T; [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0554`. [INFO] [stdout] [INFO] [stderr] error: could not compile `plumber-rs` (lib) due to 2 previous errors; 9 warnings emitted [INFO] running `Command { std: "docker" "inspect" "d0ed514b0ea6179f17b37183d731d97ae5421f223979956ff4da2ba9aa286841", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d0ed514b0ea6179f17b37183d731d97ae5421f223979956ff4da2ba9aa286841", kill_on_drop: false }` [INFO] [stdout] d0ed514b0ea6179f17b37183d731d97ae5421f223979956ff4da2ba9aa286841