./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test8-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1549ede-1639-4f66-aaa5-63bd6b833514/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1549ede-1639-4f66-aaa5-63bd6b833514/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1549ede-1639-4f66-aaa5-63bd6b833514/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1549ede-1639-4f66-aaa5-63bd6b833514/bin/ukojak-verify-afCqCEvfdi/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test8-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1549ede-1639-4f66-aaa5-63bd6b833514/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1549ede-1639-4f66-aaa5-63bd6b833514/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7e63083161b3199c06a87ea66924e1f63d6865962e6a830baf344139b270d928 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:58:20,269 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:58:20,376 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1549ede-1639-4f66-aaa5-63bd6b833514/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-24 22:58:20,384 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:58:20,385 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:58:20,427 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:58:20,429 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:58:20,429 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:58:20,430 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:58:20,435 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:58:20,435 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:58:20,436 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:58:20,436 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:58:20,438 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-24 22:58:20,438 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-24 22:58:20,439 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-24 22:58:20,439 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:58:20,439 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:58:20,440 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:58:20,440 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:58:20,440 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:58:20,441 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:58:20,443 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:58:20,443 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:58:20,444 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:58:20,444 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:58:20,445 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:58:20,445 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:58:20,445 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:58:20,446 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1549ede-1639-4f66-aaa5-63bd6b833514/bin/ukojak-verify-afCqCEvfdi/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1549ede-1639-4f66-aaa5-63bd6b833514/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7e63083161b3199c06a87ea66924e1f63d6865962e6a830baf344139b270d928 [2023-11-24 22:58:20,766 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:58:20,796 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:58:20,798 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:58:20,800 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:58:20,800 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:58:20,802 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1549ede-1639-4f66-aaa5-63bd6b833514/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test8-1.i [2023-11-24 22:58:23,872 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:58:24,241 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:58:24,242 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1549ede-1639-4f66-aaa5-63bd6b833514/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test8-1.i [2023-11-24 22:58:24,264 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1549ede-1639-4f66-aaa5-63bd6b833514/bin/ukojak-verify-afCqCEvfdi/data/ad6cbbbbb/e74b195ad1ad4cb2b5e11e38d2363b82/FLAG3a5b23e6d [2023-11-24 22:58:24,279 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1549ede-1639-4f66-aaa5-63bd6b833514/bin/ukojak-verify-afCqCEvfdi/data/ad6cbbbbb/e74b195ad1ad4cb2b5e11e38d2363b82 [2023-11-24 22:58:24,282 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:58:24,284 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:58:24,285 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:58:24,285 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:58:24,294 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:58:24,296 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:58:24" (1/1) ... [2023-11-24 22:58:24,300 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9238d44 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:24, skipping insertion in model container [2023-11-24 22:58:24,300 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:58:24" (1/1) ... [2023-11-24 22:58:24,375 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:58:25,038 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:58:25,058 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:58:25,219 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:58:25,277 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:58:25,285 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:58:25,285 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:25 WrapperNode [2023-11-24 22:58:25,285 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:58:25,287 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:58:25,287 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:58:25,287 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:58:25,295 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:25" (1/1) ... [2023-11-24 22:58:25,361 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:25" (1/1) ... [2023-11-24 22:58:25,454 INFO L138 Inliner]: procedures = 177, calls = 299, calls flagged for inlining = 24, calls inlined = 68, statements flattened = 1674 [2023-11-24 22:58:25,455 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:58:25,455 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:58:25,456 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:58:25,456 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:58:25,470 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:25" (1/1) ... [2023-11-24 22:58:25,470 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:25" (1/1) ... [2023-11-24 22:58:25,488 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:25" (1/1) ... [2023-11-24 22:58:25,490 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:25" (1/1) ... [2023-11-24 22:58:25,580 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:25" (1/1) ... [2023-11-24 22:58:25,616 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:25" (1/1) ... [2023-11-24 22:58:25,652 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:25" (1/1) ... [2023-11-24 22:58:25,661 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:25" (1/1) ... [2023-11-24 22:58:25,682 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:58:25,683 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:58:25,683 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:58:25,683 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:58:25,684 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:25" (1/1) ... [2023-11-24 22:58:25,698 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:58:25,735 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1549ede-1639-4f66-aaa5-63bd6b833514/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:58:25,756 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1549ede-1639-4f66-aaa5-63bd6b833514/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:58:25,782 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1549ede-1639-4f66-aaa5-63bd6b833514/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:58:25,803 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 22:58:25,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:58:25,804 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 22:58:25,804 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:58:25,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 22:58:25,805 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:58:25,805 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-24 22:58:25,805 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 22:58:25,805 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:58:25,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:58:25,806 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:58:25,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:58:26,099 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:58:26,110 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:58:28,765 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:58:30,256 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:58:30,256 INFO L309 CfgBuilder]: Removed 62 assume(true) statements. [2023-11-24 22:58:30,258 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:58:30 BoogieIcfgContainer [2023-11-24 22:58:30,259 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:58:30,260 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:58:30,260 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:58:30,270 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:58:30,271 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:58:30" (1/1) ... [2023-11-24 22:58:30,280 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:58:30,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:30,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1375 states to 1168 states and 1375 transitions. [2023-11-24 22:58:30,394 INFO L276 IsEmpty]: Start isEmpty. Operand 1168 states and 1375 transitions. [2023-11-24 22:58:30,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-24 22:58:30,398 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:30,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:30,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:30,594 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:30,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:30,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1374 states to 1167 states and 1374 transitions. [2023-11-24 22:58:30,634 INFO L276 IsEmpty]: Start isEmpty. Operand 1167 states and 1374 transitions. [2023-11-24 22:58:30,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-24 22:58:30,634 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:30,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:30,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:30,793 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:30,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:30,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1373 states to 1166 states and 1373 transitions. [2023-11-24 22:58:30,874 INFO L276 IsEmpty]: Start isEmpty. Operand 1166 states and 1373 transitions. [2023-11-24 22:58:30,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 22:58:30,874 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:30,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:30,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:30,958 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:30,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:30,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1371 states to 1165 states and 1371 transitions. [2023-11-24 22:58:30,985 INFO L276 IsEmpty]: Start isEmpty. Operand 1165 states and 1371 transitions. [2023-11-24 22:58:30,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 22:58:30,985 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:30,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:31,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:31,096 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:31,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:31,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1373 states to 1166 states and 1373 transitions. [2023-11-24 22:58:31,241 INFO L276 IsEmpty]: Start isEmpty. Operand 1166 states and 1373 transitions. [2023-11-24 22:58:31,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 22:58:31,242 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:31,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:31,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:31,360 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:31,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:31,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1372 states to 1165 states and 1372 transitions. [2023-11-24 22:58:31,393 INFO L276 IsEmpty]: Start isEmpty. Operand 1165 states and 1372 transitions. [2023-11-24 22:58:31,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 22:58:31,394 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:31,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:31,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:31,550 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:31,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:31,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1377 states to 1168 states and 1377 transitions. [2023-11-24 22:58:31,676 INFO L276 IsEmpty]: Start isEmpty. Operand 1168 states and 1377 transitions. [2023-11-24 22:58:31,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 22:58:31,677 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:31,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:31,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:31,704 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:31,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:31,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1376 states to 1167 states and 1376 transitions. [2023-11-24 22:58:31,722 INFO L276 IsEmpty]: Start isEmpty. Operand 1167 states and 1376 transitions. [2023-11-24 22:58:31,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 22:58:31,723 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:31,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:31,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:31,766 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:31,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:31,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1378 states to 1168 states and 1378 transitions. [2023-11-24 22:58:31,789 INFO L276 IsEmpty]: Start isEmpty. Operand 1168 states and 1378 transitions. [2023-11-24 22:58:31,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 22:58:31,790 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:31,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:31,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:31,844 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:31,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:31,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1380 states to 1169 states and 1380 transitions. [2023-11-24 22:58:31,972 INFO L276 IsEmpty]: Start isEmpty. Operand 1169 states and 1380 transitions. [2023-11-24 22:58:31,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 22:58:31,973 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:31,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:31,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:32,101 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:32,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:32,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1382 states to 1170 states and 1382 transitions. [2023-11-24 22:58:32,357 INFO L276 IsEmpty]: Start isEmpty. Operand 1170 states and 1382 transitions. [2023-11-24 22:58:32,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 22:58:32,357 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:32,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:32,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:32,398 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:32,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:32,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1380 states to 1169 states and 1380 transitions. [2023-11-24 22:58:32,433 INFO L276 IsEmpty]: Start isEmpty. Operand 1169 states and 1380 transitions. [2023-11-24 22:58:32,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 22:58:32,434 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:32,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:32,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:32,482 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:32,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:32,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1382 states to 1170 states and 1382 transitions. [2023-11-24 22:58:32,511 INFO L276 IsEmpty]: Start isEmpty. Operand 1170 states and 1382 transitions. [2023-11-24 22:58:32,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 22:58:32,512 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:32,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:32,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:32,585 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:32,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:32,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1387 states to 1172 states and 1387 transitions. [2023-11-24 22:58:32,734 INFO L276 IsEmpty]: Start isEmpty. Operand 1172 states and 1387 transitions. [2023-11-24 22:58:32,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 22:58:32,735 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:32,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:32,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:32,771 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:32,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:32,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1388 states to 1173 states and 1388 transitions. [2023-11-24 22:58:32,972 INFO L276 IsEmpty]: Start isEmpty. Operand 1173 states and 1388 transitions. [2023-11-24 22:58:32,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 22:58:32,973 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:32,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:32,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:33,028 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:33,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:33,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1387 states to 1172 states and 1387 transitions. [2023-11-24 22:58:33,053 INFO L276 IsEmpty]: Start isEmpty. Operand 1172 states and 1387 transitions. [2023-11-24 22:58:33,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 22:58:33,054 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:33,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:33,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:33,101 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:33,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:33,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1388 states to 1173 states and 1388 transitions. [2023-11-24 22:58:33,129 INFO L276 IsEmpty]: Start isEmpty. Operand 1173 states and 1388 transitions. [2023-11-24 22:58:33,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 22:58:33,130 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:33,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:33,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:33,161 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:33,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:33,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1390 states to 1174 states and 1390 transitions. [2023-11-24 22:58:33,313 INFO L276 IsEmpty]: Start isEmpty. Operand 1174 states and 1390 transitions. [2023-11-24 22:58:33,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 22:58:33,313 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:33,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:33,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:33,432 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:33,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:33,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1395 states to 1177 states and 1395 transitions. [2023-11-24 22:58:33,775 INFO L276 IsEmpty]: Start isEmpty. Operand 1177 states and 1395 transitions. [2023-11-24 22:58:33,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 22:58:33,776 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:33,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:33,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:33,894 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:34,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:34,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1398 states to 1179 states and 1398 transitions. [2023-11-24 22:58:34,268 INFO L276 IsEmpty]: Start isEmpty. Operand 1179 states and 1398 transitions. [2023-11-24 22:58:34,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 22:58:34,268 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:34,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:34,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:34,348 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:58:34,353 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:34,360 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:34,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:34,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1396 states to 1179 states and 1396 transitions. [2023-11-24 22:58:34,374 INFO L276 IsEmpty]: Start isEmpty. Operand 1179 states and 1396 transitions. [2023-11-24 22:58:34,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 22:58:34,375 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:34,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:34,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:34,458 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:58:34,460 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:34,462 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:34,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:34,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1392 states to 1179 states and 1392 transitions. [2023-11-24 22:58:34,475 INFO L276 IsEmpty]: Start isEmpty. Operand 1179 states and 1392 transitions. [2023-11-24 22:58:34,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 22:58:34,476 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:34,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:34,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:34,544 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:58:34,546 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:34,549 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:34,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:34,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1390 states to 1179 states and 1390 transitions. [2023-11-24 22:58:34,562 INFO L276 IsEmpty]: Start isEmpty. Operand 1179 states and 1390 transitions. [2023-11-24 22:58:34,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 22:58:34,562 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:34,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:34,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:34,636 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 22:58:34,639 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:34,688 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-11-24 22:58:34,754 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:34,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:34,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1394 states to 1181 states and 1394 transitions. [2023-11-24 22:58:34,831 INFO L276 IsEmpty]: Start isEmpty. Operand 1181 states and 1394 transitions. [2023-11-24 22:58:34,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 22:58:34,831 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:34,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:34,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:34,914 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-24 22:58:34,917 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:34,932 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:58:35,078 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:35,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:35,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1401 states to 1186 states and 1401 transitions. [2023-11-24 22:58:35,336 INFO L276 IsEmpty]: Start isEmpty. Operand 1186 states and 1401 transitions. [2023-11-24 22:58:35,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 22:58:35,337 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:35,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:35,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:35,410 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:58:35,413 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:35,418 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:35,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:35,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1400 states to 1185 states and 1400 transitions. [2023-11-24 22:58:35,444 INFO L276 IsEmpty]: Start isEmpty. Operand 1185 states and 1400 transitions. [2023-11-24 22:58:35,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 22:58:35,445 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:35,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:35,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:35,518 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:58:35,521 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:35,531 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:58:35,692 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:35,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:35,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1401 states to 1186 states and 1401 transitions. [2023-11-24 22:58:35,832 INFO L276 IsEmpty]: Start isEmpty. Operand 1186 states and 1401 transitions. [2023-11-24 22:58:35,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 22:58:35,832 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:35,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:35,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:35,904 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:58:35,907 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:36,004 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:36,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:36,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1407 states to 1188 states and 1407 transitions. [2023-11-24 22:58:36,343 INFO L276 IsEmpty]: Start isEmpty. Operand 1188 states and 1407 transitions. [2023-11-24 22:58:36,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 22:58:36,343 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:36,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:36,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:36,417 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:58:36,420 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:36,431 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:36,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:36,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1406 states to 1187 states and 1406 transitions. [2023-11-24 22:58:36,452 INFO L276 IsEmpty]: Start isEmpty. Operand 1187 states and 1406 transitions. [2023-11-24 22:58:36,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 22:58:36,453 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:36,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:36,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:36,527 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:58:36,529 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:36,538 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:58:36,656 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:36,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:36,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1408 states to 1188 states and 1408 transitions. [2023-11-24 22:58:36,971 INFO L276 IsEmpty]: Start isEmpty. Operand 1188 states and 1408 transitions. [2023-11-24 22:58:36,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:58:36,972 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:36,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:37,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:37,094 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:58:37,096 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:37,103 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:37,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:37,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1407 states to 1187 states and 1407 transitions. [2023-11-24 22:58:37,136 INFO L276 IsEmpty]: Start isEmpty. Operand 1187 states and 1407 transitions. [2023-11-24 22:58:37,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:58:37,139 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:37,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:37,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:37,220 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:58:37,223 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:37,232 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:58:37,373 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:37,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:37,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1409 states to 1188 states and 1409 transitions. [2023-11-24 22:58:37,743 INFO L276 IsEmpty]: Start isEmpty. Operand 1188 states and 1409 transitions. [2023-11-24 22:58:37,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:58:37,743 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:37,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:37,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:37,812 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:58:37,813 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:37,888 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:38,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:38,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1415 states to 1191 states and 1415 transitions. [2023-11-24 22:58:38,094 INFO L276 IsEmpty]: Start isEmpty. Operand 1191 states and 1415 transitions. [2023-11-24 22:58:38,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 22:58:38,094 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:38,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:38,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:38,169 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:58:38,171 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:38,179 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:38,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:38,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1414 states to 1190 states and 1414 transitions. [2023-11-24 22:58:38,201 INFO L276 IsEmpty]: Start isEmpty. Operand 1190 states and 1414 transitions. [2023-11-24 22:58:38,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 22:58:38,201 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:38,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:38,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:38,288 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:58:38,290 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:38,298 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:58:38,421 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:38,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:38,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1416 states to 1191 states and 1416 transitions. [2023-11-24 22:58:38,776 INFO L276 IsEmpty]: Start isEmpty. Operand 1191 states and 1416 transitions. [2023-11-24 22:58:38,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 22:58:38,776 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:38,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:38,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:38,856 INFO L262 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:58:38,858 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:38,867 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:38,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:38,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1415 states to 1190 states and 1415 transitions. [2023-11-24 22:58:38,889 INFO L276 IsEmpty]: Start isEmpty. Operand 1190 states and 1415 transitions. [2023-11-24 22:58:38,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 22:58:38,889 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:38,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:38,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:38,994 INFO L262 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:58:38,996 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:39,003 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:58:39,133 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:39,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:39,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1417 states to 1191 states and 1417 transitions. [2023-11-24 22:58:39,485 INFO L276 IsEmpty]: Start isEmpty. Operand 1191 states and 1417 transitions. [2023-11-24 22:58:39,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 22:58:39,485 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:39,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:39,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:39,562 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:58:39,564 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:39,580 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:39,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:39,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1421 states to 1194 states and 1421 transitions. [2023-11-24 22:58:39,614 INFO L276 IsEmpty]: Start isEmpty. Operand 1194 states and 1421 transitions. [2023-11-24 22:58:39,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 22:58:39,614 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:39,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:39,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:39,688 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:58:39,690 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:39,699 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:39,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:39,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1420 states to 1193 states and 1420 transitions. [2023-11-24 22:58:39,721 INFO L276 IsEmpty]: Start isEmpty. Operand 1193 states and 1420 transitions. [2023-11-24 22:58:39,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 22:58:39,722 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:39,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:39,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:39,805 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:58:39,808 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:39,820 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:58:39,952 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:40,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:40,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1422 states to 1194 states and 1422 transitions. [2023-11-24 22:58:40,335 INFO L276 IsEmpty]: Start isEmpty. Operand 1194 states and 1422 transitions. [2023-11-24 22:58:40,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 22:58:40,335 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:40,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:40,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:40,413 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:58:40,415 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:40,427 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:40,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:40,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1421 states to 1193 states and 1421 transitions. [2023-11-24 22:58:40,450 INFO L276 IsEmpty]: Start isEmpty. Operand 1193 states and 1421 transitions. [2023-11-24 22:58:40,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 22:58:40,450 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:40,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:40,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:40,529 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:58:40,531 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:40,537 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:58:40,741 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:41,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:41,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1423 states to 1194 states and 1423 transitions. [2023-11-24 22:58:41,167 INFO L276 IsEmpty]: Start isEmpty. Operand 1194 states and 1423 transitions. [2023-11-24 22:58:41,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 22:58:41,168 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:41,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:41,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:41,255 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:58:41,257 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:41,273 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:41,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:41,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1427 states to 1197 states and 1427 transitions. [2023-11-24 22:58:41,310 INFO L276 IsEmpty]: Start isEmpty. Operand 1197 states and 1427 transitions. [2023-11-24 22:58:41,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 22:58:41,313 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:41,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:41,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:41,396 INFO L262 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:58:41,399 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:41,412 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:41,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:41,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1426 states to 1196 states and 1426 transitions. [2023-11-24 22:58:41,435 INFO L276 IsEmpty]: Start isEmpty. Operand 1196 states and 1426 transitions. [2023-11-24 22:58:41,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 22:58:41,437 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:41,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:41,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:41,516 INFO L262 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:58:41,518 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:41,526 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:58:41,672 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:42,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:42,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1428 states to 1197 states and 1428 transitions. [2023-11-24 22:58:42,075 INFO L276 IsEmpty]: Start isEmpty. Operand 1197 states and 1428 transitions. [2023-11-24 22:58:42,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 22:58:42,075 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:42,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:42,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:42,160 INFO L262 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:58:42,161 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:42,181 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:42,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:42,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1427 states to 1196 states and 1427 transitions. [2023-11-24 22:58:42,204 INFO L276 IsEmpty]: Start isEmpty. Operand 1196 states and 1427 transitions. [2023-11-24 22:58:42,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 22:58:42,204 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:42,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:42,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:42,286 INFO L262 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:58:42,289 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:42,296 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:58:42,451 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:42,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:42,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1429 states to 1197 states and 1429 transitions. [2023-11-24 22:58:42,890 INFO L276 IsEmpty]: Start isEmpty. Operand 1197 states and 1429 transitions. [2023-11-24 22:58:42,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 22:58:42,891 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:42,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:42,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:42,986 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:58:42,988 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:43,007 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:43,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:43,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1433 states to 1200 states and 1433 transitions. [2023-11-24 22:58:43,043 INFO L276 IsEmpty]: Start isEmpty. Operand 1200 states and 1433 transitions. [2023-11-24 22:58:43,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 22:58:43,044 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:43,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:43,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:43,129 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:58:43,131 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:43,147 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:43,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:43,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1432 states to 1199 states and 1432 transitions. [2023-11-24 22:58:43,169 INFO L276 IsEmpty]: Start isEmpty. Operand 1199 states and 1432 transitions. [2023-11-24 22:58:43,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 22:58:43,170 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:43,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:43,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:43,260 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:58:43,263 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:43,269 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:58:43,436 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:43,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:43,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1434 states to 1200 states and 1434 transitions. [2023-11-24 22:58:43,862 INFO L276 IsEmpty]: Start isEmpty. Operand 1200 states and 1434 transitions. [2023-11-24 22:58:43,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 22:58:43,863 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:43,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:43,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:43,960 INFO L262 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:58:43,962 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:43,980 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:44,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:44,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1433 states to 1199 states and 1433 transitions. [2023-11-24 22:58:44,003 INFO L276 IsEmpty]: Start isEmpty. Operand 1199 states and 1433 transitions. [2023-11-24 22:58:44,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 22:58:44,003 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:44,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:44,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:44,085 INFO L262 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:58:44,086 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:44,096 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:58:44,268 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:44,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:44,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1435 states to 1200 states and 1435 transitions. [2023-11-24 22:58:44,716 INFO L276 IsEmpty]: Start isEmpty. Operand 1200 states and 1435 transitions. [2023-11-24 22:58:44,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 22:58:44,717 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:44,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:44,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:44,839 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:58:44,841 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:44,864 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:44,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:44,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1439 states to 1203 states and 1439 transitions. [2023-11-24 22:58:44,909 INFO L276 IsEmpty]: Start isEmpty. Operand 1203 states and 1439 transitions. [2023-11-24 22:58:44,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-24 22:58:44,909 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:44,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:44,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:44,979 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:58:44,984 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:45,007 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:45,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:45,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1443 states to 1206 states and 1443 transitions. [2023-11-24 22:58:45,042 INFO L276 IsEmpty]: Start isEmpty. Operand 1206 states and 1443 transitions. [2023-11-24 22:58:45,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 22:58:45,043 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:45,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:45,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:45,134 INFO L262 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:58:45,142 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:45,144 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:55,171 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 22:58:55,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:55,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1441 states to 1206 states and 1441 transitions. [2023-11-24 22:58:55,261 INFO L276 IsEmpty]: Start isEmpty. Operand 1206 states and 1441 transitions. [2023-11-24 22:58:55,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 22:58:55,261 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:55,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:55,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:55,339 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 22:58:55,341 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:55,345 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-11-24 22:58:55,388 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:55,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:55,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1459 states to 1222 states and 1459 transitions. [2023-11-24 22:58:55,947 INFO L276 IsEmpty]: Start isEmpty. Operand 1222 states and 1459 transitions. [2023-11-24 22:58:55,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 22:58:55,947 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:55,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:56,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:56,026 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-24 22:58:56,028 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:56,038 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:58:56,138 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:56,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:56,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1484 states to 1238 states and 1484 transitions. [2023-11-24 22:58:56,798 INFO L276 IsEmpty]: Start isEmpty. Operand 1238 states and 1484 transitions. [2023-11-24 22:58:56,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-24 22:58:56,798 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:56,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:56,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:56,911 INFO L262 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-24 22:58:56,913 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:56,921 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:58:57,180 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:59:09,171 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-24 22:59:19,208 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []