./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test3-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f09011af-5593-442c-84e6-38ffb1845aec/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f09011af-5593-442c-84e6-38ffb1845aec/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f09011af-5593-442c-84e6-38ffb1845aec/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f09011af-5593-442c-84e6-38ffb1845aec/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test3-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f09011af-5593-442c-84e6-38ffb1845aec/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f09011af-5593-442c-84e6-38ffb1845aec/bin/ukojak-verify-0OAaufAVZV --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 d11f955236406002afd026860cf5cae6834e26918579de44c447a4ac30cb678d --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:59:06,523 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:59:06,594 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f09011af-5593-442c-84e6-38ffb1845aec/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-11 23:59:06,599 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:59:06,600 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:59:06,624 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:59:06,625 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:59:06,626 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:59:06,627 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:59:06,628 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:59:06,629 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:59:06,629 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:59:06,630 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:59:06,631 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:59:06,631 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:59:06,632 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:59:06,633 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:59:06,633 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:59:06,634 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:59:06,635 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:59:06,635 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:59:06,636 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:59:06,637 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:59:06,638 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:59:06,638 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:59:06,639 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:59:06,640 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:59:06,640 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:59:06,641 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:59:06,641 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:59:06,642 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:59:06,643 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:59:06,643 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:59:06,644 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:59:06,644 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_f09011af-5593-442c-84e6-38ffb1845aec/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f09011af-5593-442c-84e6-38ffb1845aec/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d11f955236406002afd026860cf5cae6834e26918579de44c447a4ac30cb678d [2023-11-11 23:59:06,909 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:59:06,942 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:59:06,945 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:59:06,946 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:59:06,947 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:59:06,949 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f09011af-5593-442c-84e6-38ffb1845aec/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test3-2.i [2023-11-11 23:59:10,064 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:59:10,408 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:59:10,409 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f09011af-5593-442c-84e6-38ffb1845aec/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test3-2.i [2023-11-11 23:59:10,432 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f09011af-5593-442c-84e6-38ffb1845aec/bin/ukojak-verify-0OAaufAVZV/data/4202bb392/439894c54153486faa1f43145135187d/FLAG3078c2ab0 [2023-11-11 23:59:10,450 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f09011af-5593-442c-84e6-38ffb1845aec/bin/ukojak-verify-0OAaufAVZV/data/4202bb392/439894c54153486faa1f43145135187d [2023-11-11 23:59:10,453 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:59:10,455 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:59:10,457 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:59:10,457 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:59:10,463 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:59:10,464 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:59:10" (1/1) ... [2023-11-11 23:59:10,465 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24ea1a10 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:10, skipping insertion in model container [2023-11-11 23:59:10,466 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:59:10" (1/1) ... [2023-11-11 23:59:10,539 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:59:11,144 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:59:11,158 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:59:11,296 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:59:11,345 WARN L672 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:59:11,353 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:59:11,353 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:11 WrapperNode [2023-11-11 23:59:11,354 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:59:11,355 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:59:11,355 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:59:11,355 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:59:11,363 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:11" (1/1) ... [2023-11-11 23:59:11,422 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:11" (1/1) ... [2023-11-11 23:59:11,569 INFO L138 Inliner]: procedures = 177, calls = 338, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1532 [2023-11-11 23:59:11,569 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:59:11,570 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:59:11,570 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:59:11,571 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:59:11,581 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:11" (1/1) ... [2023-11-11 23:59:11,581 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:11" (1/1) ... [2023-11-11 23:59:11,604 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:11" (1/1) ... [2023-11-11 23:59:11,608 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:11" (1/1) ... [2023-11-11 23:59:11,688 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:11" (1/1) ... [2023-11-11 23:59:11,719 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:11" (1/1) ... [2023-11-11 23:59:11,737 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:11" (1/1) ... [2023-11-11 23:59:11,746 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:11" (1/1) ... [2023-11-11 23:59:11,774 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:59:11,775 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:59:11,775 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:59:11,776 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:59:11,777 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:11" (1/1) ... [2023-11-11 23:59:11,784 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:59:11,798 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f09011af-5593-442c-84e6-38ffb1845aec/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:59:11,817 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f09011af-5593-442c-84e6-38ffb1845aec/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:59:11,833 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f09011af-5593-442c-84e6-38ffb1845aec/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:59:11,864 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-11-11 23:59:11,865 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-11-11 23:59:11,865 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:59:11,865 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-11 23:59:11,865 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-11 23:59:11,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:59:11,866 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-11 23:59:11,866 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-11 23:59:11,866 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-11 23:59:11,867 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:59:11,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-11 23:59:11,867 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:59:11,867 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-11 23:59:11,867 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-11 23:59:11,868 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:59:11,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:59:11,868 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:59:11,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:59:12,118 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:59:12,121 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:59:14,204 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:59:16,056 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:59:16,057 INFO L302 CfgBuilder]: Removed 72 assume(true) statements. [2023-11-11 23:59:16,060 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:59:16 BoogieIcfgContainer [2023-11-11 23:59:16,060 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:59:16,061 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:59:16,062 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:59:16,073 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:59:16,073 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:59:16" (1/1) ... [2023-11-11 23:59:16,084 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:59:16,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:59:16,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 162 states and 265 transitions. [2023-11-11 23:59:16,156 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 265 transitions. [2023-11-11 23:59:16,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-11 23:59:16,158 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:59:16,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:59:16,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:59:16,348 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-11 23:59:16,355 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:59:16,430 INFO L351 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 [2023-11-11 23:59:16,441 INFO L351 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 [2023-11-11 23:59:16,487 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-11 23:59:16,489 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-11-11 23:59:16,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-11 23:59:16,497 INFO L351 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 [2023-11-11 23:59:16,507 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:59:16,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:59:16,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 165 states and 270 transitions. [2023-11-11 23:59:16,580 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 270 transitions. [2023-11-11 23:59:16,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-11 23:59:16,581 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:59:16,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:59:16,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:59:16,710 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-11 23:59:16,714 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:59:16,731 INFO L351 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 [2023-11-11 23:59:16,793 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-11 23:59:16,794 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-11-11 23:59:16,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-11 23:59:16,801 INFO L351 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 [2023-11-11 23:59:16,808 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:59:16,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:59:16,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 168 states and 275 transitions. [2023-11-11 23:59:16,958 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 275 transitions. [2023-11-11 23:59:16,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-11 23:59:16,958 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:59:16,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:59:17,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:59:17,104 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:59:17,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:59:17,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 168 states and 274 transitions. [2023-11-11 23:59:17,130 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 274 transitions. [2023-11-11 23:59:17,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-11 23:59:17,131 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:59:17,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:59:17,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:59:17,244 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-11 23:59:17,248 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:59:17,253 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:59:17,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:59:17,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 168 states and 272 transitions. [2023-11-11 23:59:17,266 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 272 transitions. [2023-11-11 23:59:17,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-11 23:59:17,268 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:59:17,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:59:17,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:59:17,536 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:59:17,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:59:17,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 168 states and 271 transitions. [2023-11-11 23:59:17,698 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 271 transitions. [2023-11-11 23:59:17,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-11 23:59:17,699 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:59:17,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:59:17,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:59:17,791 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-11 23:59:17,793 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:59:17,799 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:59:17,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:59:17,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 168 states and 267 transitions. [2023-11-11 23:59:17,816 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 267 transitions. [2023-11-11 23:59:17,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-11 23:59:17,821 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:59:17,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:59:17,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:59:17,929 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-11 23:59:17,932 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:59:17,939 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:59:17,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:59:17,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 168 states and 261 transitions. [2023-11-11 23:59:17,951 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 261 transitions. [2023-11-11 23:59:17,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-11 23:59:17,956 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:59:17,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:59:18,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:59:18,141 INFO L262 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-11 23:59:18,144 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:59:18,148 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:59:28,173 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-11 23:59:28,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:59:28,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 168 states and 255 transitions. [2023-11-11 23:59:28,350 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 255 transitions. [2023-11-11 23:59:28,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-11 23:59:28,351 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:59:28,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:59:28,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:59:28,621 INFO L262 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-11 23:59:28,625 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:59:28,776 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:59:39,290 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-11 23:59:49,337 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-11 23:59:59,394 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:00:09,444 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:00:09,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:09,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 183 states and 274 transitions. [2023-11-12 00:00:09,495 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 274 transitions. [2023-11-12 00:00:09,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-12 00:00:09,496 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:09,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:09,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:09,694 INFO L262 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-12 00:00:09,702 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:00:09,705 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:00:09,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:09,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 183 states and 272 transitions. [2023-11-12 00:00:09,718 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 272 transitions. [2023-11-12 00:00:09,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-12 00:00:09,725 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:09,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:09,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:09,932 INFO L262 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-12 00:00:09,939 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:00:09,944 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:00:09,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:09,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 183 states and 270 transitions. [2023-11-12 00:00:09,953 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 270 transitions. [2023-11-12 00:00:09,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-12 00:00:09,954 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:09,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:10,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:10,303 INFO L262 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-12 00:00:10,308 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:00:10,316 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.