./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test2-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows 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_62bd7f8a-e881-4e0c-b3eb-adc5d3989d39/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bd7f8a-e881-4e0c-b3eb-adc5d3989d39/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_62bd7f8a-e881-4e0c-b3eb-adc5d3989d39/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bd7f8a-e881-4e0c-b3eb-adc5d3989d39/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test2-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bd7f8a-e881-4e0c-b3eb-adc5d3989d39/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bd7f8a-e881-4e0c-b3eb-adc5d3989d39/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 816e37c4bcf3aac0429d508c13e4e6eeab848e29c3869a32879e05a2b79a73a3 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:05:36,258 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:05:36,325 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bd7f8a-e881-4e0c-b3eb-adc5d3989d39/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 04:05:36,331 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:05:36,331 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:05:36,356 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:05:36,357 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:05:36,357 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:05:36,358 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:05:36,359 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:05:36,359 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:05:36,360 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:05:36,361 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:05:36,361 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:05:36,362 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:05:36,362 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:05:36,363 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:05:36,363 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:05:36,364 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:05:36,364 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 04:05:36,365 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:05:36,366 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:05:36,366 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:05:36,367 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:05:36,367 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:05:36,368 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:05:36,368 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:05:36,369 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:05:36,369 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:05:36,370 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:05:36,370 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:05:36,370 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:05:36,371 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:05:36,371 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:05:36,372 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:05:36,372 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_62bd7f8a-e881-4e0c-b3eb-adc5d3989d39/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bd7f8a-e881-4e0c-b3eb-adc5d3989d39/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 816e37c4bcf3aac0429d508c13e4e6eeab848e29c3869a32879e05a2b79a73a3 [2023-11-19 04:05:36,599 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:05:36,625 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:05:36,628 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:05:36,629 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:05:36,630 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:05:36,632 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bd7f8a-e881-4e0c-b3eb-adc5d3989d39/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test2-2.i [2023-11-19 04:05:39,819 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:05:40,206 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:05:40,207 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bd7f8a-e881-4e0c-b3eb-adc5d3989d39/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test2-2.i [2023-11-19 04:05:40,242 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bd7f8a-e881-4e0c-b3eb-adc5d3989d39/bin/ukojak-verify-G8NBE6pJGL/data/0f0177729/5ef849ea3d3f4e528ab6170dd09549f7/FLAG9fa2b4b38 [2023-11-19 04:05:40,255 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bd7f8a-e881-4e0c-b3eb-adc5d3989d39/bin/ukojak-verify-G8NBE6pJGL/data/0f0177729/5ef849ea3d3f4e528ab6170dd09549f7 [2023-11-19 04:05:40,258 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:05:40,260 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:05:40,261 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:05:40,261 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:05:40,267 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:05:40,267 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:05:40" (1/1) ... [2023-11-19 04:05:40,269 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57057f56 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:40, skipping insertion in model container [2023-11-19 04:05:40,269 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:05:40" (1/1) ... [2023-11-19 04:05:40,335 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:05:41,062 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:05:41,080 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:05:41,241 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:05:41,297 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:05:41,305 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:05:41,306 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:41 WrapperNode [2023-11-19 04:05:41,306 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:05:41,308 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:05:41,308 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:05:41,308 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:05:41,316 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:41" (1/1) ... [2023-11-19 04:05:41,371 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:41" (1/1) ... [2023-11-19 04:05:41,465 INFO L138 Inliner]: procedures = 208, calls = 288, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1380 [2023-11-19 04:05:41,465 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:05:41,466 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:05:41,466 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:05:41,466 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:05:41,504 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:41" (1/1) ... [2023-11-19 04:05:41,505 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:41" (1/1) ... [2023-11-19 04:05:41,524 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:41" (1/1) ... [2023-11-19 04:05:41,530 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:41" (1/1) ... [2023-11-19 04:05:41,609 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:41" (1/1) ... [2023-11-19 04:05:41,640 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:41" (1/1) ... [2023-11-19 04:05:41,660 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:41" (1/1) ... [2023-11-19 04:05:41,668 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:41" (1/1) ... [2023-11-19 04:05:41,687 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:05:41,696 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:05:41,697 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:05:41,697 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:05:41,698 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:41" (1/1) ... [2023-11-19 04:05:41,703 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:05:41,717 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bd7f8a-e881-4e0c-b3eb-adc5d3989d39/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:05:41,730 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bd7f8a-e881-4e0c-b3eb-adc5d3989d39/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:05:41,753 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bd7f8a-e881-4e0c-b3eb-adc5d3989d39/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:05:41,775 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-11-19 04:05:41,775 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-11-19 04:05:41,776 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-19 04:05:41,776 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-19 04:05:41,777 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:05:41,777 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-19 04:05:41,777 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 04:05:41,777 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:05:41,778 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 04:05:41,778 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 04:05:41,778 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 04:05:41,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 04:05:41,779 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 04:05:41,780 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:05:41,780 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 04:05:41,780 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:05:41,780 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:05:41,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:05:42,002 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:05:42,005 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:05:43,450 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:05:45,129 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:05:45,129 INFO L302 CfgBuilder]: Removed 63 assume(true) statements. [2023-11-19 04:05:45,136 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:05:45 BoogieIcfgContainer [2023-11-19 04:05:45,137 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:05:45,138 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:05:45,138 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:05:45,148 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:05:45,148 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:05:45" (1/1) ... [2023-11-19 04:05:45,157 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:05:45,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:45,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 147 states and 239 transitions. [2023-11-19 04:05:45,219 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 239 transitions. [2023-11-19 04:05:45,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 04:05:45,220 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:45,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:45,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:45,434 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 04:05:45,441 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:05:45,519 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 04:05:45,528 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 11 treesize of output 7 [2023-11-19 04:05:45,600 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 04:05:45,602 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-11-19 04:05:45,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 04:05:45,625 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2023-11-19 04:05:45,635 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 04:05:45,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:45,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 150 states and 244 transitions. [2023-11-19 04:05:45,704 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 244 transitions. [2023-11-19 04:05:45,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 04:05:45,705 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:45,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:45,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:45,825 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 04:05:45,828 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:05:45,835 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 04:05:45,841 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 11 treesize of output 7 [2023-11-19 04:05:45,869 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 04:05:45,870 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-11-19 04:05:45,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 04:05:45,877 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2023-11-19 04:05:45,884 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 04:05:45,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:45,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 151 states and 245 transitions. [2023-11-19 04:05:45,901 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 245 transitions. [2023-11-19 04:05:45,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 04:05:45,903 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:45,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:45,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:45,985 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:05:45,987 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:05:45,989 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 04:05:45,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:45,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 151 states and 243 transitions. [2023-11-19 04:05:45,996 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 243 transitions. [2023-11-19 04:05:46,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 04:05:46,000 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:46,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:46,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:46,197 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 04:05:46,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:46,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 151 states and 239 transitions. [2023-11-19 04:05:46,313 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 239 transitions. [2023-11-19 04:05:46,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 04:05:46,314 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:46,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:46,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:46,395 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:05:46,397 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:05:46,403 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 04:05:46,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:46,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 151 states and 235 transitions. [2023-11-19 04:05:46,417 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 235 transitions. [2023-11-19 04:05:46,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 04:05:46,419 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:46,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:46,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:46,521 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:05:46,524 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:05:46,526 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 04:05:46,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:46,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 151 states and 229 transitions. [2023-11-19 04:05:46,533 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 229 transitions. [2023-11-19 04:05:46,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 04:05:46,535 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:46,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:46,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:46,781 INFO L262 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:05:46,785 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:05:46,793 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:05:47,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:47,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 151 states and 223 transitions. [2023-11-19 04:05:47,708 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 223 transitions. [2023-11-19 04:05:47,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 04:05:47,710 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:47,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:48,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:48,004 INFO L262 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 04:05:48,008 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:05:48,131 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 04:05:58,529 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:06:08,546 WARN L539 Checker$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 04:06:18,554 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:06:28,563 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:06:28,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:28,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 166 states and 241 transitions. [2023-11-19 04:06:28,590 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 241 transitions. [2023-11-19 04:06:28,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 04:06:28,592 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:28,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:28,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:28,790 INFO L262 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:06:28,793 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:06:28,796 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 04:06:28,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:28,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 166 states and 239 transitions. [2023-11-19 04:06:28,806 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 239 transitions. [2023-11-19 04:06:28,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 04:06:28,807 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:28,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:29,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:29,065 INFO L262 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:06:29,070 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:06:29,077 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 04:06:29,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:29,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 166 states and 237 transitions. [2023-11-19 04:06:29,088 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 237 transitions. [2023-11-19 04:06:29,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 04:06:29,092 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:29,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:29,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:29,348 INFO L262 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:06:29,351 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:06:29,353 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:06:39,366 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:06:39,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:39,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 166 states and 235 transitions. [2023-11-19 04:06:39,385 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 235 transitions. [2023-11-19 04:06:39,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 04:06:39,386 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:39,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:39,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:39,657 INFO L262 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 04:06:39,660 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:06:39,765 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 04:06:40,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:40,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 169 states and 237 transitions. [2023-11-19 04:06:40,328 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 237 transitions. [2023-11-19 04:06:40,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 04:06:40,330 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:40,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms