[INFO] fetching crate water_mon_app 1.0.1... [INFO] testing water_mon_app-1.0.1 against beta-2025-10-28 for beta-1.92-2 [INFO] extracting crate water_mon_app 1.0.1 into /workspace/builds/worker-1-tc2/source [INFO] started tweaking crates.io crate water_mon_app 1.0.1 [INFO] finished tweaking crates.io crate water_mon_app 1.0.1 [INFO] tweaked toml for crates.io crate water_mon_app 1.0.1 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate water_mon_app 1.0.1 on toolchain beta-2025-10-28 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate water_mon_app 1.0.1 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-2025-10-28" "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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6658c53f123b4a32cf891af0f51c8eff9441778f01dd5a3e399feb5a1d9c5cb1 [INFO] running `Command { std: "docker" "start" "-a" "6658c53f123b4a32cf891af0f51c8eff9441778f01dd5a3e399feb5a1d9c5cb1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6658c53f123b4a32cf891af0f51c8eff9441778f01dd5a3e399feb5a1d9c5cb1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6658c53f123b4a32cf891af0f51c8eff9441778f01dd5a3e399feb5a1d9c5cb1", kill_on_drop: false }` [INFO] [stdout] 6658c53f123b4a32cf891af0f51c8eff9441778f01dd5a3e399feb5a1d9c5cb1 [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=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" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a4d69724dbeef2609787d4c673f7191db9ed5e19efab484e3c2e111ab0d8c85a [INFO] running `Command { std: "docker" "start" "-a" "a4d69724dbeef2609787d4c673f7191db9ed5e19efab484e3c2e111ab0d8c85a", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.81 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling typenum v1.12.0 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling yansi v0.5.0 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling getrandom v0.1.15 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling tinyvec_macros v0.1.0 [INFO] [stderr] Compiling subtle v2.3.0 [INFO] [stderr] Compiling opaque-debug v0.2.3 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling tinyvec v1.1.0 [INFO] [stderr] Compiling subtle v1.0.0 [INFO] [stderr] Compiling syn v1.0.54 [INFO] [stderr] Compiling matches v0.1.8 [INFO] [stderr] Compiling byte-tools v0.3.1 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Compiling serde_derive v1.0.118 [INFO] [stderr] Compiling unicode-bidi v0.3.4 [INFO] [stderr] Compiling block-padding v0.1.5 [INFO] [stderr] Compiling ppv-lite86 v0.2.10 [INFO] [stderr] Compiling httparse v1.3.4 [INFO] [stderr] Compiling pear_codegen v0.1.4 [INFO] [stderr] Compiling indexmap v1.6.0 [INFO] [stderr] Compiling log v0.3.9 [INFO] [stderr] Compiling percent-encoding v1.0.1 [INFO] [stderr] Compiling fake-simd v0.1.2 [INFO] [stderr] Compiling serde v1.0.118 [INFO] [stderr] Compiling safemem v0.3.3 [INFO] [stderr] Compiling zeroize v1.1.1 [INFO] [stderr] Compiling mime v0.2.6 [INFO] [stderr] Compiling unicase v1.4.2 [INFO] [stderr] Compiling typeable v0.1.2 [INFO] [stderr] Compiling hashbrown v0.9.1 [INFO] [stderr] Compiling traitobject v0.1.0 [INFO] [stderr] Compiling base64 v0.12.3 [INFO] [stderr] Compiling unicode-normalization v0.1.16 [INFO] [stderr] Compiling base64 v0.9.3 [INFO] [stdout] error[E0119]: conflicting implementations of trait `Trait` for type `(dyn Send + Sync + 'static)` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/traitobject-0.1.0/src/impls.rs:72:1 [INFO] [stdout] | [INFO] [stdout] 71 | unsafe impl Trait for ::std::marker::Send + Sync { } [INFO] [stdout] | ------------------------------------------------ first implementation here [INFO] [stdout] 72 | unsafe impl Trait for ::std::marker::Send + Send + Sync { } [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ conflicting implementation for `(dyn Send + Sync + 'static)` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0119]: conflicting implementations of trait `Trait` for type `(dyn Send + Sync + 'static)` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/traitobject-0.1.0/src/impls.rs:73:1 [INFO] [stdout] | [INFO] [stdout] 71 | unsafe impl Trait for ::std::marker::Send + Sync { } [INFO] [stdout] | ------------------------------------------------ first implementation here [INFO] [stdout] 72 | unsafe impl Trait for ::std::marker::Send + Send + Sync { } [INFO] [stdout] 73 | unsafe impl Trait for ::std::marker::Sync + Send { } [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ conflicting implementation for `(dyn Send + Sync + 'static)` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0119]: conflicting implementations of trait `Trait` for type `(dyn Send + Sync + 'static)` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/traitobject-0.1.0/src/impls.rs:75:1 [INFO] [stdout] | [INFO] [stdout] 71 | unsafe impl Trait for ::std::marker::Send + Sync { } [INFO] [stdout] | ------------------------------------------------ first implementation here [INFO] [stdout] ... [INFO] [stdout] 75 | unsafe impl Trait for ::std::marker::Sync + Send + Sync { } [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ conflicting implementation for `(dyn Send + Sync + 'static)` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0119`. [INFO] [stdout] [INFO] [stderr] error: could not compile `traitobject` (lib) due to 3 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: failed to run custom build command for `pear_codegen v0.1.4` [INFO] [stderr] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_DEV_BUILD_OVERRIDE_DEBUG=true environment variable to enable debug information generation. [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/pear_codegen-1e579d538c908ad6/build-script-build` (exit status: 101) [INFO] [stderr] --- stderr [INFO] [stderr] Error: Pear requires a 'dev' or 'nightly' version of rustc. [INFO] [stderr] Installed version: 1.92.0 (2025-10-28) [INFO] [stderr] Minimum required: 1.31.0-nightly (2018-10-05) [INFO] [stderr] [INFO] [stderr] thread 'main' (759) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/pear_codegen-0.1.4/build.rs:24:13: [INFO] [stderr] Aborting compilation due to incompatible compiler. [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x58767dcdf272 - std::backtrace_rs::backtrace::libunwind::trace::h16acf28769fcd909 [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stderr] 1: 0x58767dcdf272 - std::backtrace_rs::backtrace::trace_unsynchronized::hb5541aa5d4f92513 [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stderr] 2: 0x58767dcdf272 - std::sys::backtrace::_print_fmt::h8ac8268cb667a306 [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/sys/backtrace.rs:66:9 [INFO] [stderr] 3: 0x58767dcdf272 - ::fmt::h47627beda0767f4c [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/sys/backtrace.rs:39:26 [INFO] [stderr] 4: 0x58767dcee67f - core::fmt::rt::Argument::fmt::h686a01ad57c1c92a [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/core/src/fmt/rt.rs:173:76 [INFO] [stderr] 5: 0x58767dcee67f - core::fmt::write::h8a63064c67176fd8 [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/core/src/fmt/mod.rs:1469:25 [INFO] [stderr] 6: 0x58767dcb52e3 - std::io::default_write_fmt::hc257f38f86d39af6 [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/io/mod.rs:639:11 [INFO] [stderr] 7: 0x58767dcb52e3 - std::io::Write::write_fmt::h5e9b646cef91150b [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/io/mod.rs:1954:13 [INFO] [stderr] 8: 0x58767dcbead2 - std::sys::backtrace::BacktraceLock::print::h4634d27c0afbaebb [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/sys/backtrace.rs:42:9 [INFO] [stderr] 9: 0x58767dcc077c - std::panicking::default_hook::{{closure}}::h23e0299d4738b766 [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:301:27 [INFO] [stderr] 10: 0x58767dcc05d6 - std::panicking::default_hook::hfeec6294e8751b62 [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:328:9 [INFO] [stderr] 11: 0x58767dcc0d55 - std::panicking::panic_with_hook::hd57cd463d793ed79 [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:834:13 [INFO] [stderr] 12: 0x58767dcc04cc - std::panicking::begin_panic::{{closure}}::hc22fb95eaeb6a810 [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:771:9 [INFO] [stderr] 13: 0x58767dcbec19 - std::sys::backtrace::__rust_end_short_backtrace::he12432fe13fb542b [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/sys/backtrace.rs:174:18 [INFO] [stderr] 14: 0x58767dcc049c - std::panicking::begin_panic::h9faf281dad2ad9ea [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:770:5 [INFO] [stderr] 15: 0x58767dc96f1f - build_script_build::main::h4ba4c76534162ced [INFO] [stderr] 16: 0x58767dc97633 - core::ops::function::FnOnce::call_once::ha1cbaf53cc157448 [INFO] [stderr] 17: 0x58767dc973a6 - std::sys::backtrace::__rust_begin_short_backtrace::hc8a116c439e73d4a [INFO] [stderr] 18: 0x58767dc97389 - std::rt::lang_start::{{closure}}::he3b9497bded5c714 [INFO] [stderr] 19: 0x58767dcb6c80 - core::ops::function::impls:: for &F>::call_once::hdf957eac011d0136 [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/core/src/ops/function.rs:287:21 [INFO] [stderr] 20: 0x58767dcb6c80 - std::panicking::catch_unwind::do_call::h9ff550f7799115e1 [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:590:40 [INFO] [stderr] 21: 0x58767dcb6c80 - std::panicking::catch_unwind::ha7ce46787bb12905 [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:553:19 [INFO] [stderr] 22: 0x58767dcb6c80 - std::panic::catch_unwind::h625b36596def7d39 [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panic.rs:359:14 [INFO] [stderr] 23: 0x58767dcb6c80 - std::rt::lang_start_internal::{{closure}}::h4cbc9430de699e2c [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/rt.rs:175:24 [INFO] [stderr] 24: 0x58767dcb6c80 - std::panicking::catch_unwind::do_call::h5af2f11409a22e3e [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:590:40 [INFO] [stderr] 25: 0x58767dcb6c80 - std::panicking::catch_unwind::hf64cf7b0d8070f52 [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:553:19 [INFO] [stderr] 26: 0x58767dcb6c80 - std::panic::catch_unwind::h480b74763390cdcf [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panic.rs:359:14 [INFO] [stderr] 27: 0x58767dcb6c80 - std::rt::lang_start_internal::h4b3d04f698aef094 [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/rt.rs:171:5 [INFO] [stderr] 28: 0x58767dc97371 - std::rt::lang_start::h574fedd9931ea3f3 [INFO] [stderr] 29: 0x58767dc99fb5 - main [INFO] [stderr] 30: 0x7d19a296d1ca - [INFO] [stderr] 31: 0x7d19a296d28b - __libc_start_main [INFO] [stderr] 32: 0x58767dc96745 - _start [INFO] [stderr] 33: 0x0 - [INFO] running `Command { std: "docker" "inspect" "a4d69724dbeef2609787d4c673f7191db9ed5e19efab484e3c2e111ab0d8c85a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a4d69724dbeef2609787d4c673f7191db9ed5e19efab484e3c2e111ab0d8c85a", kill_on_drop: false }` [INFO] [stdout] a4d69724dbeef2609787d4c673f7191db9ed5e19efab484e3c2e111ab0d8c85a