./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_nondet_test3-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc 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_8a0b9e6b-b97b-4f37-8b61-47cf80b439df/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a0b9e6b-b97b-4f37-8b61-47cf80b439df/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a0b9e6b-b97b-4f37-8b61-47cf80b439df/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a0b9e6b-b97b-4f37-8b61-47cf80b439df/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_nondet_test3-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a0b9e6b-b97b-4f37-8b61-47cf80b439df/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a0b9e6b-b97b-4f37-8b61-47cf80b439df/bin/ukojak-verify-afCqCEvfdi --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 be29e8161f6a6b8e8b181f151bf5388e6a9e3237ae426f572d4ceda403cee9b8 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:00:59,639 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:00:59,765 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a0b9e6b-b97b-4f37-8b61-47cf80b439df/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-24 23:00:59,772 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:00:59,773 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:00:59,817 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:00:59,818 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:00:59,819 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:00:59,820 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:00:59,825 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:00:59,826 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:00:59,826 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:00:59,827 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:00:59,829 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:00:59,830 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:00:59,831 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:00:59,831 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:00:59,832 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:00:59,832 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:00:59,833 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 23:00:59,833 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:00:59,834 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:00:59,834 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:00:59,835 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:00:59,836 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:00:59,836 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:00:59,837 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:00:59,837 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:00:59,838 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:00:59,838 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:00:59,840 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:00:59,840 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:00:59,840 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:00:59,841 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:00:59,841 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:00:59,841 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_8a0b9e6b-b97b-4f37-8b61-47cf80b439df/bin/ukojak-verify-afCqCEvfdi/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a0b9e6b-b97b-4f37-8b61-47cf80b439df/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> be29e8161f6a6b8e8b181f151bf5388e6a9e3237ae426f572d4ceda403cee9b8 [2023-11-24 23:01:00,149 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:01:00,193 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:01:00,196 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:01:00,198 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:01:00,198 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:01:00,200 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a0b9e6b-b97b-4f37-8b61-47cf80b439df/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_nondet_test3-2.i [2023-11-24 23:01:03,472 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:01:03,816 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:01:03,819 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a0b9e6b-b97b-4f37-8b61-47cf80b439df/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_nondet_test3-2.i [2023-11-24 23:01:03,850 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a0b9e6b-b97b-4f37-8b61-47cf80b439df/bin/ukojak-verify-afCqCEvfdi/data/ea2350040/e0a8c203a4274df9a626f65b02a7888f/FLAGc105af6a4 [2023-11-24 23:01:03,867 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a0b9e6b-b97b-4f37-8b61-47cf80b439df/bin/ukojak-verify-afCqCEvfdi/data/ea2350040/e0a8c203a4274df9a626f65b02a7888f [2023-11-24 23:01:03,873 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:01:03,876 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:01:03,879 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:01:03,880 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:01:03,886 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:01:03,887 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:01:03" (1/1) ... [2023-11-24 23:01:03,889 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e84c92b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:03, skipping insertion in model container [2023-11-24 23:01:03,889 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:01:03" (1/1) ... [2023-11-24 23:01:03,971 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:01:04,556 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:01:04,567 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:01:04,679 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:01:04,718 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:01:04,726 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:01:04,726 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:04 WrapperNode [2023-11-24 23:01:04,726 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:01:04,727 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:01:04,727 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:01:04,728 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:01:04,735 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:04" (1/1) ... [2023-11-24 23:01:04,791 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:04" (1/1) ... [2023-11-24 23:01:04,936 INFO L138 Inliner]: procedures = 177, calls = 333, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1514 [2023-11-24 23:01:04,937 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:01:04,937 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:01:04,938 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:01:04,938 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:01:04,948 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:04" (1/1) ... [2023-11-24 23:01:04,948 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:04" (1/1) ... [2023-11-24 23:01:04,980 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:04" (1/1) ... [2023-11-24 23:01:04,980 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:04" (1/1) ... [2023-11-24 23:01:05,094 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:04" (1/1) ... [2023-11-24 23:01:05,131 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:04" (1/1) ... [2023-11-24 23:01:05,137 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:04" (1/1) ... [2023-11-24 23:01:05,145 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:04" (1/1) ... [2023-11-24 23:01:05,158 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:01:05,159 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:01:05,159 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:01:05,159 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:01:05,160 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:04" (1/1) ... [2023-11-24 23:01:05,181 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:01:05,207 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a0b9e6b-b97b-4f37-8b61-47cf80b439df/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:01:05,225 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a0b9e6b-b97b-4f37-8b61-47cf80b439df/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:01:05,250 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a0b9e6b-b97b-4f37-8b61-47cf80b439df/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:01:05,271 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:01:05,271 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-24 23:01:05,271 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-24 23:01:05,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:01:05,273 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-24 23:01:05,273 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-24 23:01:05,274 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 23:01:05,274 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:01:05,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 23:01:05,274 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:01:05,274 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-24 23:01:05,275 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 23:01:05,275 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:01:05,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:01:05,275 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:01:05,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:01:05,566 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:01:05,568 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:01:07,308 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:01:09,181 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:01:09,182 INFO L309 CfgBuilder]: Removed 72 assume(true) statements. [2023-11-24 23:01:09,184 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:01:09 BoogieIcfgContainer [2023-11-24 23:01:09,184 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:01:09,185 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:01:09,186 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:01:09,195 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:01:09,196 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:01:09" (1/1) ... [2023-11-24 23:01:09,208 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:01:09,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:09,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 146 states and 240 transitions. [2023-11-24 23:01:09,290 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 240 transitions. [2023-11-24 23:01:09,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 23:01:09,292 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:09,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:09,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:09,569 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-24 23:01:09,577 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:01:09,672 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 [2023-11-24 23:01:09,728 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-24 23:01:09,730 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-11-24 23:01:09,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 23:01:09,738 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 [2023-11-24 23:01:09,747 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:01:09,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:09,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 149 states and 245 transitions. [2023-11-24 23:01:09,830 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 245 transitions. [2023-11-24 23:01:09,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 23:01:09,831 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:09,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:09,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:09,920 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-24 23:01:09,924 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:01:09,930 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-11-24 23:01:09,949 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 [2023-11-24 23:01:09,996 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-24 23:01:09,997 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-11-24 23:01:10,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-24 23:01:10,004 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 [2023-11-24 23:01:10,012 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:01:10,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:10,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 152 states and 250 transitions. [2023-11-24 23:01:10,262 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 250 transitions. [2023-11-24 23:01:10,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 23:01:10,263 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:10,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:10,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:10,364 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:01:10,367 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:01:10,370 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:01:10,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:10,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 152 states and 248 transitions. [2023-11-24 23:01:10,379 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 248 transitions. [2023-11-24 23:01:10,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 23:01:10,384 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:10,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:10,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:10,478 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:01:10,481 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:01:10,484 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:01:10,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:10,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 152 states and 244 transitions. [2023-11-24 23:01:10,492 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 244 transitions. [2023-11-24 23:01:10,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 23:01:10,494 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:10,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:10,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:10,562 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:01:10,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:10,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 152 states and 239 transitions. [2023-11-24 23:01:10,582 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 239 transitions. [2023-11-24 23:01:10,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 23:01:10,584 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:10,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:10,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:10,660 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:01:10,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:10,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 152 states and 235 transitions. [2023-11-24 23:01:10,676 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 235 transitions. [2023-11-24 23:01:10,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 23:01:10,683 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:10,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:10,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:10,795 INFO L262 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:01:10,798 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:01:10,805 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:01:10,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:10,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 152 states and 229 transitions. [2023-11-24 23:01:10,813 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 229 transitions. [2023-11-24 23:01:10,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 23:01:10,814 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:10,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:10,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:10,882 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:01:10,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:10,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 152 states and 227 transitions. [2023-11-24 23:01:10,893 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 227 transitions. [2023-11-24 23:01:10,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 23:01:10,894 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:10,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:10,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:11,040 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:01:21,064 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 [] [2023-11-24 23:01:21,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:21,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 152 states and 225 transitions. [2023-11-24 23:01:21,096 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 225 transitions. [2023-11-24 23:01:21,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-24 23:01:21,097 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:21,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:21,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:21,325 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:01:21,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:21,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 152 states and 224 transitions. [2023-11-24 23:01:21,369 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 224 transitions. [2023-11-24 23:01:21,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-24 23:01:21,370 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:21,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:21,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:21,545 INFO L262 TraceCheckSpWp]: Trace formula consists of 243 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:01:21,549 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:01:21,552 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:01:31,581 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:01:31,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:31,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 152 states and 218 transitions. [2023-11-24 23:01:31,657 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 218 transitions. [2023-11-24 23:01:31,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 23:01:31,657 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:31,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:31,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:31,859 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:01:31,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:31,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 156 states and 222 transitions. [2023-11-24 23:01:31,912 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 222 transitions. [2023-11-24 23:01:31,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-24 23:01:31,913 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:31,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:31,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:32,006 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:01:32,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:32,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 156 states and 218 transitions. [2023-11-24 23:01:32,053 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 218 transitions. [2023-11-24 23:01:32,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-24 23:01:32,055 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:32,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:32,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:32,309 INFO L262 TraceCheckSpWp]: Trace formula consists of 316 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 23:01:32,316 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:01:32,460 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:01:42,993 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:01:53,054 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:02:03,082 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers []