./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test7-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73d01a2a-3069-4d9c-b54b-56b29ea67b14/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73d01a2a-3069-4d9c-b54b-56b29ea67b14/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73d01a2a-3069-4d9c-b54b-56b29ea67b14/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73d01a2a-3069-4d9c-b54b-56b29ea67b14/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test7-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73d01a2a-3069-4d9c-b54b-56b29ea67b14/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73d01a2a-3069-4d9c-b54b-56b29ea67b14/bin/ukojak-verify-G8NBE6pJGL --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 32a24617e0b83f023304780397185eef703cdbd26842fbad821fea93a0f1f12f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:45:38,540 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:45:38,652 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73d01a2a-3069-4d9c-b54b-56b29ea67b14/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 02:45:38,662 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:45:38,663 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:45:38,689 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:45:38,690 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:45:38,691 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:45:38,692 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:45:38,692 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:45:38,693 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:45:38,694 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:45:38,694 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:45:38,695 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 02:45:38,695 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 02:45:38,696 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 02:45:38,697 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:45:38,697 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:45:38,698 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:45:38,699 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:45:38,699 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:45:38,700 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:45:38,701 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:45:38,702 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:45:38,702 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:45:38,703 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:45:38,704 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:45:38,704 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:45:38,705 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:45:38,705 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_73d01a2a-3069-4d9c-b54b-56b29ea67b14/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73d01a2a-3069-4d9c-b54b-56b29ea67b14/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 32a24617e0b83f023304780397185eef703cdbd26842fbad821fea93a0f1f12f [2023-11-19 02:45:38,976 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:45:39,011 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:45:39,014 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:45:39,016 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:45:39,017 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:45:39,018 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73d01a2a-3069-4d9c-b54b-56b29ea67b14/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test7-2.i [2023-11-19 02:45:42,197 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:45:42,564 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:45:42,570 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73d01a2a-3069-4d9c-b54b-56b29ea67b14/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test7-2.i [2023-11-19 02:45:42,603 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73d01a2a-3069-4d9c-b54b-56b29ea67b14/bin/ukojak-verify-G8NBE6pJGL/data/cd7f66abb/94bc41afe45246c4b5379fa74243a29d/FLAG1161770f9 [2023-11-19 02:45:42,622 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73d01a2a-3069-4d9c-b54b-56b29ea67b14/bin/ukojak-verify-G8NBE6pJGL/data/cd7f66abb/94bc41afe45246c4b5379fa74243a29d [2023-11-19 02:45:42,629 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:45:42,633 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:45:42,635 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:45:42,635 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:45:42,641 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:45:42,645 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:45:42" (1/1) ... [2023-11-19 02:45:42,646 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78dae7cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:45:42, skipping insertion in model container [2023-11-19 02:45:42,646 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:45:42" (1/1) ... [2023-11-19 02:45:42,734 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:45:43,499 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:45:43,511 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:45:43,630 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:45:43,679 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:45:43,687 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:45:43,688 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:45:43 WrapperNode [2023-11-19 02:45:43,688 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:45:43,689 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:45:43,689 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:45:43,690 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:45:43,698 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:45:43" (1/1) ... [2023-11-19 02:45:43,775 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:45:43" (1/1) ... [2023-11-19 02:45:43,864 INFO L138 Inliner]: procedures = 176, calls = 331, calls flagged for inlining = 8, calls inlined = 7, statements flattened = 1539 [2023-11-19 02:45:43,865 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:45:43,865 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:45:43,866 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:45:43,866 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:45:43,877 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:45:43" (1/1) ... [2023-11-19 02:45:43,877 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:45:43" (1/1) ... [2023-11-19 02:45:43,893 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:45:43" (1/1) ... [2023-11-19 02:45:43,894 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:45:43" (1/1) ... [2023-11-19 02:45:43,974 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:45:43" (1/1) ... [2023-11-19 02:45:44,002 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:45:43" (1/1) ... [2023-11-19 02:45:44,014 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:45:43" (1/1) ... [2023-11-19 02:45:44,023 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:45:43" (1/1) ... [2023-11-19 02:45:44,038 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:45:44,039 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:45:44,040 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:45:44,040 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:45:44,041 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:45:43" (1/1) ... [2023-11-19 02:45:44,056 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:45:44,073 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73d01a2a-3069-4d9c-b54b-56b29ea67b14/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:45:44,090 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73d01a2a-3069-4d9c-b54b-56b29ea67b14/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:45:44,145 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73d01a2a-3069-4d9c-b54b-56b29ea67b14/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:45:44,175 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 02:45:44,175 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 02:45:44,176 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 02:45:44,176 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:45:44,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 02:45:44,176 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:45:44,176 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-19 02:45:44,177 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 02:45:44,177 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:45:44,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:45:44,177 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:45:44,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:45:44,406 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:45:44,409 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:45:47,155 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:45:48,974 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:45:48,975 INFO L302 CfgBuilder]: Removed 72 assume(true) statements. [2023-11-19 02:45:48,992 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:45:48 BoogieIcfgContainer [2023-11-19 02:45:48,995 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:45:48,996 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:45:48,996 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:45:49,007 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:45:49,008 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:45:48" (1/1) ... [2023-11-19 02:45:49,019 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:45:49,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:49,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1272 states to 1134 states and 1272 transitions. [2023-11-19 02:45:49,120 INFO L276 IsEmpty]: Start isEmpty. Operand 1134 states and 1272 transitions. [2023-11-19 02:45:49,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-19 02:45:49,124 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:49,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:49,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:49,337 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:45:49,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:49,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1271 states to 1133 states and 1271 transitions. [2023-11-19 02:45:49,374 INFO L276 IsEmpty]: Start isEmpty. Operand 1133 states and 1271 transitions. [2023-11-19 02:45:49,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-19 02:45:49,375 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:49,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:49,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:49,477 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:45:49,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:49,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1270 states to 1132 states and 1270 transitions. [2023-11-19 02:45:49,559 INFO L276 IsEmpty]: Start isEmpty. Operand 1132 states and 1270 transitions. [2023-11-19 02:45:49,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 02:45:49,560 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:49,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:49,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:49,607 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:45:49,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:49,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1268 states to 1131 states and 1268 transitions. [2023-11-19 02:45:49,630 INFO L276 IsEmpty]: Start isEmpty. Operand 1131 states and 1268 transitions. [2023-11-19 02:45:49,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 02:45:49,630 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:49,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:49,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:49,698 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:45:49,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:49,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1267 states to 1130 states and 1267 transitions. [2023-11-19 02:45:49,731 INFO L276 IsEmpty]: Start isEmpty. Operand 1130 states and 1267 transitions. [2023-11-19 02:45:49,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 02:45:49,732 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:49,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:49,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:49,854 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:45:49,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:49,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1266 states to 1129 states and 1266 transitions. [2023-11-19 02:45:49,881 INFO L276 IsEmpty]: Start isEmpty. Operand 1129 states and 1266 transitions. [2023-11-19 02:45:49,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 02:45:49,882 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:49,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:49,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:50,054 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:45:50,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:50,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1265 states to 1128 states and 1265 transitions. [2023-11-19 02:45:50,105 INFO L276 IsEmpty]: Start isEmpty. Operand 1128 states and 1265 transitions. [2023-11-19 02:45:50,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 02:45:50,105 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:50,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:50,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:50,161 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:45:50,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:50,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1264 states to 1127 states and 1264 transitions. [2023-11-19 02:45:50,181 INFO L276 IsEmpty]: Start isEmpty. Operand 1127 states and 1264 transitions. [2023-11-19 02:45:50,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 02:45:50,181 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:50,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:50,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:50,219 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:45:50,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:50,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1263 states to 1126 states and 1263 transitions. [2023-11-19 02:45:50,240 INFO L276 IsEmpty]: Start isEmpty. Operand 1126 states and 1263 transitions. [2023-11-19 02:45:50,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 02:45:50,241 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:50,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:50,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:50,292 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:45:50,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:50,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1262 states to 1125 states and 1262 transitions. [2023-11-19 02:45:50,416 INFO L276 IsEmpty]: Start isEmpty. Operand 1125 states and 1262 transitions. [2023-11-19 02:45:50,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 02:45:50,417 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:50,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:50,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:50,507 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:45:50,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:50,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1261 states to 1124 states and 1261 transitions. [2023-11-19 02:45:50,815 INFO L276 IsEmpty]: Start isEmpty. Operand 1124 states and 1261 transitions. [2023-11-19 02:45:50,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 02:45:50,815 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:50,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:50,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:50,843 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:45:50,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:50,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1259 states to 1123 states and 1259 transitions. [2023-11-19 02:45:50,866 INFO L276 IsEmpty]: Start isEmpty. Operand 1123 states and 1259 transitions. [2023-11-19 02:45:50,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 02:45:50,866 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:50,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:50,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:50,905 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:45:50,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:50,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1258 states to 1122 states and 1258 transitions. [2023-11-19 02:45:50,933 INFO L276 IsEmpty]: Start isEmpty. Operand 1122 states and 1258 transitions. [2023-11-19 02:45:50,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 02:45:50,934 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:50,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:50,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:50,976 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:45:51,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:51,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1257 states to 1121 states and 1257 transitions. [2023-11-19 02:45:51,129 INFO L276 IsEmpty]: Start isEmpty. Operand 1121 states and 1257 transitions. [2023-11-19 02:45:51,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 02:45:51,130 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:51,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:51,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:51,159 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:45:51,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:51,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1256 states to 1120 states and 1256 transitions. [2023-11-19 02:45:51,311 INFO L276 IsEmpty]: Start isEmpty. Operand 1120 states and 1256 transitions. [2023-11-19 02:45:51,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 02:45:51,312 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:51,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:51,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:51,342 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:45:51,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:51,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1255 states to 1119 states and 1255 transitions. [2023-11-19 02:45:51,362 INFO L276 IsEmpty]: Start isEmpty. Operand 1119 states and 1255 transitions. [2023-11-19 02:45:51,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 02:45:51,362 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:51,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:51,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:51,405 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:45:51,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:51,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1254 states to 1118 states and 1254 transitions. [2023-11-19 02:45:51,431 INFO L276 IsEmpty]: Start isEmpty. Operand 1118 states and 1254 transitions. [2023-11-19 02:45:51,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 02:45:51,432 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:51,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:51,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:51,463 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:45:51,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:51,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1253 states to 1117 states and 1253 transitions. [2023-11-19 02:45:51,500 INFO L276 IsEmpty]: Start isEmpty. Operand 1117 states and 1253 transitions. [2023-11-19 02:45:51,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 02:45:51,501 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:51,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:51,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:51,592 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:45:51,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:51,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1252 states to 1116 states and 1252 transitions. [2023-11-19 02:45:51,933 INFO L276 IsEmpty]: Start isEmpty. Operand 1116 states and 1252 transitions. [2023-11-19 02:45:51,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 02:45:51,934 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:51,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:52,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:52,048 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:45:52,055 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:45:52,063 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:45:52,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:52,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1250 states to 1116 states and 1250 transitions. [2023-11-19 02:45:52,084 INFO L276 IsEmpty]: Start isEmpty. Operand 1116 states and 1250 transitions. [2023-11-19 02:45:52,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 02:45:52,085 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:52,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:52,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:52,199 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:45:52,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:52,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1248 states to 1117 states and 1248 transitions. [2023-11-19 02:45:52,617 INFO L276 IsEmpty]: Start isEmpty. Operand 1117 states and 1248 transitions. [2023-11-19 02:45:52,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 02:45:52,617 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:52,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:52,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:52,695 INFO L262 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:45:52,698 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:45:52,700 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:45:52,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:52,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1244 states to 1117 states and 1244 transitions. [2023-11-19 02:45:52,714 INFO L276 IsEmpty]: Start isEmpty. Operand 1117 states and 1244 transitions. [2023-11-19 02:45:52,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 02:45:52,715 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:52,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:52,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:52,790 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:45:52,793 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:45:52,796 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:45:52,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:52,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1242 states to 1117 states and 1242 transitions. [2023-11-19 02:45:52,809 INFO L276 IsEmpty]: Start isEmpty. Operand 1117 states and 1242 transitions. [2023-11-19 02:45:52,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 02:45:52,810 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:52,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:52,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:52,896 INFO L262 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 02:45:52,899 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:45:52,947 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 [2023-11-19 02:45:53,014 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:45:53,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:53,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1246 states to 1119 states and 1246 transitions. [2023-11-19 02:45:53,096 INFO L276 IsEmpty]: Start isEmpty. Operand 1119 states and 1246 transitions. [2023-11-19 02:45:53,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 02:45:53,096 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:53,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:53,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:53,179 INFO L262 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 02:45:53,182 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:45:53,201 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 [2023-11-19 02:45:53,327 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:45:53,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:53,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1250 states to 1121 states and 1250 transitions. [2023-11-19 02:45:53,645 INFO L276 IsEmpty]: Start isEmpty. Operand 1121 states and 1250 transitions. [2023-11-19 02:45:53,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 02:45:53,645 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:53,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:53,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:53,743 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:45:53,746 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:45:53,849 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:45:54,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:54,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1256 states to 1123 states and 1256 transitions. [2023-11-19 02:45:54,204 INFO L276 IsEmpty]: Start isEmpty. Operand 1123 states and 1256 transitions. [2023-11-19 02:45:54,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 02:45:54,205 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:54,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:54,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:54,289 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:45:54,292 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:45:54,297 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:45:54,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:54,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1255 states to 1122 states and 1255 transitions. [2023-11-19 02:45:54,321 INFO L276 IsEmpty]: Start isEmpty. Operand 1122 states and 1255 transitions. [2023-11-19 02:45:54,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 02:45:54,324 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:54,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:54,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:54,411 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:45:54,414 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:45:54,423 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 [2023-11-19 02:45:54,607 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:45:54,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:54,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1256 states to 1123 states and 1256 transitions. [2023-11-19 02:45:54,788 INFO L276 IsEmpty]: Start isEmpty. Operand 1123 states and 1256 transitions. [2023-11-19 02:45:54,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 02:45:54,790 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:54,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:54,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:54,874 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:45:54,877 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:45:54,883 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:45:54,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:54,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1255 states to 1122 states and 1255 transitions. [2023-11-19 02:45:54,908 INFO L276 IsEmpty]: Start isEmpty. Operand 1122 states and 1255 transitions. [2023-11-19 02:45:54,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 02:45:54,909 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:54,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:54,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:54,998 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:45:55,006 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:45:55,019 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 [2023-11-19 02:45:55,135 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:45:55,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:55,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1257 states to 1123 states and 1257 transitions. [2023-11-19 02:45:55,470 INFO L276 IsEmpty]: Start isEmpty. Operand 1123 states and 1257 transitions. [2023-11-19 02:45:55,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 02:45:55,470 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:55,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:55,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:55,586 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:45:55,588 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:45:55,659 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:45:55,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:55,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1263 states to 1126 states and 1263 transitions. [2023-11-19 02:45:55,876 INFO L276 IsEmpty]: Start isEmpty. Operand 1126 states and 1263 transitions. [2023-11-19 02:45:55,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 02:45:55,877 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:55,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:55,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:55,971 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:45:55,975 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:45:55,982 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:45:56,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:56,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1262 states to 1125 states and 1262 transitions. [2023-11-19 02:45:56,010 INFO L276 IsEmpty]: Start isEmpty. Operand 1125 states and 1262 transitions. [2023-11-19 02:45:56,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 02:45:56,010 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:56,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:56,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:56,089 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:45:56,092 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:45:56,104 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 [2023-11-19 02:45:56,223 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:45:56,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:56,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1264 states to 1126 states and 1264 transitions. [2023-11-19 02:45:56,561 INFO L276 IsEmpty]: Start isEmpty. Operand 1126 states and 1264 transitions. [2023-11-19 02:45:56,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 02:45:56,561 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:56,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:56,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:56,649 INFO L262 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:45:56,651 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:45:56,662 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:45:56,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:56,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1263 states to 1125 states and 1263 transitions. [2023-11-19 02:45:56,685 INFO L276 IsEmpty]: Start isEmpty. Operand 1125 states and 1263 transitions. [2023-11-19 02:45:56,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 02:45:56,686 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:56,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:56,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:56,769 INFO L262 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:45:56,771 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:45:56,778 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 [2023-11-19 02:45:56,904 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:45:57,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:57,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1265 states to 1126 states and 1265 transitions. [2023-11-19 02:45:57,322 INFO L276 IsEmpty]: Start isEmpty. Operand 1126 states and 1265 transitions. [2023-11-19 02:45:57,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 02:45:57,322 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:57,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:57,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:57,410 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:45:57,413 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:45:57,427 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:45:57,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:57,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1269 states to 1129 states and 1269 transitions. [2023-11-19 02:45:57,459 INFO L276 IsEmpty]: Start isEmpty. Operand 1129 states and 1269 transitions. [2023-11-19 02:45:57,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 02:45:57,460 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:57,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:57,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:57,545 INFO L262 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:45:57,551 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:45:57,561 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:45:57,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:57,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1268 states to 1128 states and 1268 transitions. [2023-11-19 02:45:57,585 INFO L276 IsEmpty]: Start isEmpty. Operand 1128 states and 1268 transitions. [2023-11-19 02:45:57,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 02:45:57,586 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:57,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:57,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:57,689 INFO L262 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:45:57,692 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:45:57,703 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 [2023-11-19 02:45:57,835 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:45:58,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:58,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1270 states to 1129 states and 1270 transitions. [2023-11-19 02:45:58,215 INFO L276 IsEmpty]: Start isEmpty. Operand 1129 states and 1270 transitions. [2023-11-19 02:45:58,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 02:45:58,215 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:58,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:58,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:58,299 INFO L262 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:45:58,301 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:45:58,312 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:45:58,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:58,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1269 states to 1128 states and 1269 transitions. [2023-11-19 02:45:58,336 INFO L276 IsEmpty]: Start isEmpty. Operand 1128 states and 1269 transitions. [2023-11-19 02:45:58,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 02:45:58,336 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:58,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:58,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:58,429 INFO L262 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:45:58,432 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:45:58,445 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 [2023-11-19 02:45:58,583 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:45:59,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:59,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1271 states to 1129 states and 1271 transitions. [2023-11-19 02:45:59,007 INFO L276 IsEmpty]: Start isEmpty. Operand 1129 states and 1271 transitions. [2023-11-19 02:45:59,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 02:45:59,007 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:59,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:59,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:59,096 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:45:59,098 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:45:59,117 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:45:59,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:59,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1275 states to 1132 states and 1275 transitions. [2023-11-19 02:45:59,157 INFO L276 IsEmpty]: Start isEmpty. Operand 1132 states and 1275 transitions. [2023-11-19 02:45:59,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 02:45:59,157 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:59,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:59,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:59,246 INFO L262 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:45:59,249 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:45:59,261 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:45:59,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:59,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1274 states to 1131 states and 1274 transitions. [2023-11-19 02:45:59,284 INFO L276 IsEmpty]: Start isEmpty. Operand 1131 states and 1274 transitions. [2023-11-19 02:45:59,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 02:45:59,285 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:59,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:59,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:59,386 INFO L262 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:45:59,390 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:45:59,400 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 [2023-11-19 02:45:59,544 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:45:59,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:59,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1276 states to 1132 states and 1276 transitions. [2023-11-19 02:45:59,938 INFO L276 IsEmpty]: Start isEmpty. Operand 1132 states and 1276 transitions. [2023-11-19 02:45:59,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 02:45:59,938 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:59,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:46:00,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:46:00,026 INFO L262 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:46:00,028 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:46:00,043 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:46:00,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:46:00,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1275 states to 1131 states and 1275 transitions. [2023-11-19 02:46:00,067 INFO L276 IsEmpty]: Start isEmpty. Operand 1131 states and 1275 transitions. [2023-11-19 02:46:00,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 02:46:00,068 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:46:00,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:46:00,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:46:00,151 INFO L262 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:46:00,153 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:46:00,165 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 [2023-11-19 02:46:00,309 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:46:00,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:46:00,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1277 states to 1132 states and 1277 transitions. [2023-11-19 02:46:00,742 INFO L276 IsEmpty]: Start isEmpty. Operand 1132 states and 1277 transitions. [2023-11-19 02:46:00,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 02:46:00,742 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:46:00,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:46:00,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:46:00,821 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:46:00,823 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:46:00,841 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:46:00,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:46:00,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1281 states to 1135 states and 1281 transitions. [2023-11-19 02:46:00,877 INFO L276 IsEmpty]: Start isEmpty. Operand 1135 states and 1281 transitions. [2023-11-19 02:46:00,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 02:46:00,877 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:46:00,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:46:00,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:46:00,964 INFO L262 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:46:00,966 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:46:00,982 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:46:01,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:46:01,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1280 states to 1134 states and 1280 transitions. [2023-11-19 02:46:01,005 INFO L276 IsEmpty]: Start isEmpty. Operand 1134 states and 1280 transitions. [2023-11-19 02:46:01,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 02:46:01,006 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:46:01,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:46:01,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:46:01,092 INFO L262 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:46:01,095 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:46:01,101 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 [2023-11-19 02:46:01,270 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:46:01,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:46:01,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1282 states to 1135 states and 1282 transitions. [2023-11-19 02:46:01,688 INFO L276 IsEmpty]: Start isEmpty. Operand 1135 states and 1282 transitions. [2023-11-19 02:46:01,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 02:46:01,689 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:46:01,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:46:01,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:46:01,775 INFO L262 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:46:01,778 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:46:01,794 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:46:01,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:46:01,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1281 states to 1134 states and 1281 transitions. [2023-11-19 02:46:01,818 INFO L276 IsEmpty]: Start isEmpty. Operand 1134 states and 1281 transitions. [2023-11-19 02:46:01,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 02:46:01,819 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:46:01,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:46:01,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:46:01,907 INFO L262 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:46:01,910 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:46:01,915 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 [2023-11-19 02:46:02,068 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:46:02,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:46:02,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1283 states to 1135 states and 1283 transitions. [2023-11-19 02:46:02,535 INFO L276 IsEmpty]: Start isEmpty. Operand 1135 states and 1283 transitions. [2023-11-19 02:46:02,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 02:46:02,536 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:46:02,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:46:02,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:46:02,621 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:46:02,624 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:46:02,644 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:46:02,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:46:02,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1287 states to 1138 states and 1287 transitions. [2023-11-19 02:46:02,683 INFO L276 IsEmpty]: Start isEmpty. Operand 1138 states and 1287 transitions. [2023-11-19 02:46:02,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 02:46:02,684 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:46:02,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:46:02,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:46:02,779 INFO L262 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:46:02,781 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:46:02,800 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:46:02,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:46:02,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1286 states to 1137 states and 1286 transitions. [2023-11-19 02:46:02,824 INFO L276 IsEmpty]: Start isEmpty. Operand 1137 states and 1286 transitions. [2023-11-19 02:46:02,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 02:46:02,824 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:46:02,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:46:02,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:46:02,910 INFO L262 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:46:02,913 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:46:02,922 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 [2023-11-19 02:46:03,079 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:46:03,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:46:03,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1288 states to 1138 states and 1288 transitions. [2023-11-19 02:46:03,509 INFO L276 IsEmpty]: Start isEmpty. Operand 1138 states and 1288 transitions. [2023-11-19 02:46:03,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 02:46:03,510 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:46:03,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:46:03,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:46:03,587 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:46:03,589 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:46:03,610 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:46:03,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:46:03,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1292 states to 1141 states and 1292 transitions. [2023-11-19 02:46:03,644 INFO L276 IsEmpty]: Start isEmpty. Operand 1141 states and 1292 transitions. [2023-11-19 02:46:03,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 02:46:03,645 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:46:03,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:46:03,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:46:03,719 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 02:46:03,721 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:46:03,726 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 [2023-11-19 02:46:03,762 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:46:04,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:46:04,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1310 states to 1157 states and 1310 transitions. [2023-11-19 02:46:04,333 INFO L276 IsEmpty]: Start isEmpty. Operand 1157 states and 1310 transitions. [2023-11-19 02:46:04,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 02:46:04,333 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:46:04,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:46:04,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:46:04,411 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 02:46:04,413 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:46:04,420 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 [2023-11-19 02:46:04,514 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:46:05,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:46:05,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1335 states to 1173 states and 1335 transitions. [2023-11-19 02:46:05,191 INFO L276 IsEmpty]: Start isEmpty. Operand 1173 states and 1335 transitions. [2023-11-19 02:46:05,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 02:46:05,192 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:46:05,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:46:05,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:46:05,280 INFO L262 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:46:05,281 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:46:05,283 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:46:15,316 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 02:46:15,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:46:15,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1333 states to 1173 states and 1333 transitions. [2023-11-19 02:46:15,337 INFO L276 IsEmpty]: Start isEmpty. Operand 1173 states and 1333 transitions. [2023-11-19 02:46:15,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 02:46:15,337 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:46:15,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:46:15,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:46:15,472 INFO L262 TraceCheckSpWp]: Trace formula consists of 225 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-19 02:46:15,475 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:46:15,484 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 02:46:15,717 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:46:27,975 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []