/usr/bin/java -ea -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf -i ../../../trunk/examples/svcomp/ldv-regression/rule57_ebda_blast_2.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-267fbe0 [2020-07-18 00:20:55,963 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-18 00:20:55,966 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-18 00:20:55,982 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-18 00:20:55,983 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-18 00:20:55,984 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-18 00:20:55,986 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-18 00:20:55,988 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-18 00:20:55,991 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-18 00:20:55,992 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-18 00:20:55,994 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-18 00:20:55,995 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-18 00:20:55,996 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-18 00:20:55,997 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-18 00:20:55,999 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-18 00:20:56,000 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-18 00:20:56,002 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-18 00:20:56,003 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-18 00:20:56,006 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-18 00:20:56,009 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-18 00:20:56,011 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-18 00:20:56,012 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-18 00:20:56,014 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-18 00:20:56,015 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-18 00:20:56,019 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-07-18 00:20:56,031 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-18 00:20:56,032 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-18 00:20:56,033 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-18 00:20:56,034 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf [2020-07-18 00:20:56,043 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-18 00:20:56,043 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-18 00:20:56,044 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-18 00:20:56,045 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-18 00:20:56,045 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-18 00:20:56,045 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-18 00:20:56,045 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-18 00:20:56,045 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-18 00:20:56,046 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-18 00:20:56,046 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-18 00:20:56,046 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-18 00:20:56,046 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-18 00:20:56,046 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-18 00:20:56,047 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-18 00:20:56,047 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-18 00:20:56,047 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-07-18 00:20:56,047 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-18 00:20:56,048 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-18 00:20:56,048 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-18 00:20:56,048 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-18 00:20:56,048 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-07-18 00:20:56,049 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-18 00:20:56,049 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-07-18 00:20:56,416 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-18 00:20:56,437 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-18 00:20:56,442 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-18 00:20:56,444 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-18 00:20:56,445 INFO L275 PluginConnector]: CDTParser initialized [2020-07-18 00:20:56,446 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/rule57_ebda_blast_2.i [2020-07-18 00:20:56,549 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4550cc188/d71ee328554d4b14a86707bf2b975009/FLAGfba687026 [2020-07-18 00:20:57,151 INFO L306 CDTParser]: Found 1 translation units. [2020-07-18 00:20:57,152 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/rule57_ebda_blast_2.i [2020-07-18 00:20:57,163 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4550cc188/d71ee328554d4b14a86707bf2b975009/FLAGfba687026 [2020-07-18 00:20:57,451 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4550cc188/d71ee328554d4b14a86707bf2b975009 [2020-07-18 00:20:57,466 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-18 00:20:57,471 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-18 00:20:57,474 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-18 00:20:57,474 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-18 00:20:57,479 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-18 00:20:57,482 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.07 12:20:57" (1/1) ... [2020-07-18 00:20:57,486 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c6ef254 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:20:57, skipping insertion in model container [2020-07-18 00:20:57,487 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.07 12:20:57" (1/1) ... [2020-07-18 00:20:57,501 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-18 00:20:57,539 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-18 00:20:57,838 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-18 00:20:57,872 INFO L203 MainTranslator]: Completed pre-run [2020-07-18 00:20:57,906 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-18 00:20:58,058 INFO L208 MainTranslator]: Completed translation [2020-07-18 00:20:58,059 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:20:58 WrapperNode [2020-07-18 00:20:58,059 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-18 00:20:58,060 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-18 00:20:58,061 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-18 00:20:58,061 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-18 00:20:58,081 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:20:58" (1/1) ... [2020-07-18 00:20:58,081 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:20:58" (1/1) ... [2020-07-18 00:20:58,103 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:20:58" (1/1) ... [2020-07-18 00:20:58,103 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:20:58" (1/1) ... [2020-07-18 00:20:58,134 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:20:58" (1/1) ... [2020-07-18 00:20:58,139 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:20:58" (1/1) ... [2020-07-18 00:20:58,142 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:20:58" (1/1) ... [2020-07-18 00:20:58,147 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-18 00:20:58,148 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-18 00:20:58,148 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-18 00:20:58,148 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-18 00:20:58,150 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:20:58" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-18 00:20:58,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-18 00:20:58,231 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-18 00:20:58,232 INFO L138 BoogieDeclarations]: Found implementation of procedure __blast_assert [2020-07-18 00:20:58,232 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2020-07-18 00:20:58,232 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-07-18 00:20:58,232 INFO L138 BoogieDeclarations]: Found implementation of procedure ibmphp_find_same_bus_num [2020-07-18 00:20:58,233 INFO L138 BoogieDeclarations]: Found implementation of procedure fillslotinfo [2020-07-18 00:20:58,234 INFO L138 BoogieDeclarations]: Found implementation of procedure ibmphp_init_devno [2020-07-18 00:20:58,234 INFO L138 BoogieDeclarations]: Found implementation of procedure ebda_rsrc_controller [2020-07-18 00:20:58,234 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-18 00:20:58,234 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-07-18 00:20:58,234 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-18 00:20:58,235 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-18 00:20:58,235 INFO L130 BoogieDeclarations]: Found specification of procedure __blast_assert [2020-07-18 00:20:58,235 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-07-18 00:20:58,235 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2020-07-18 00:20:58,235 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-18 00:20:58,236 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-07-18 00:20:58,236 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-07-18 00:20:58,236 INFO L130 BoogieDeclarations]: Found specification of procedure ibmphp_find_same_bus_num [2020-07-18 00:20:58,236 INFO L130 BoogieDeclarations]: Found specification of procedure fillslotinfo [2020-07-18 00:20:58,237 INFO L130 BoogieDeclarations]: Found specification of procedure ibmphp_init_devno [2020-07-18 00:20:58,237 INFO L130 BoogieDeclarations]: Found specification of procedure ebda_rsrc_controller [2020-07-18 00:20:58,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-18 00:20:58,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-18 00:20:58,238 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-18 00:20:58,238 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-18 00:20:58,238 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-18 00:20:58,238 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-18 00:20:58,238 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-18 00:20:58,239 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-18 00:20:59,046 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-18 00:20:59,047 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-07-18 00:20:59,061 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.07 12:20:59 BoogieIcfgContainer [2020-07-18 00:20:59,062 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-18 00:20:59,065 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-18 00:20:59,066 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-18 00:20:59,073 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-18 00:20:59,073 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.07 12:20:57" (1/3) ... [2020-07-18 00:20:59,076 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67f9a284 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.07 12:20:59, skipping insertion in model container [2020-07-18 00:20:59,076 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:20:58" (2/3) ... [2020-07-18 00:20:59,078 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67f9a284 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.07 12:20:59, skipping insertion in model container [2020-07-18 00:20:59,078 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.07 12:20:59" (3/3) ... [2020-07-18 00:20:59,081 INFO L109 eAbstractionObserver]: Analyzing ICFG rule57_ebda_blast_2.i [2020-07-18 00:20:59,099 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-07-18 00:20:59,115 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-18 00:20:59,137 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-18 00:20:59,173 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-18 00:20:59,174 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-18 00:20:59,174 INFO L377 AbstractCegarLoop]: Compute interpolants for AcceleratedInterpolation [2020-07-18 00:20:59,174 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-18 00:20:59,174 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-18 00:20:59,175 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-18 00:20:59,175 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-18 00:20:59,175 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-18 00:20:59,219 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states. [2020-07-18 00:20:59,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-07-18 00:20:59,242 INFO L414 BasicCegarLoop]: Found error trace [2020-07-18 00:20:59,244 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-18 00:20:59,245 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-18 00:20:59,256 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-18 00:20:59,257 INFO L82 PathProgramCache]: Analyzing trace with hash -1030867920, now seen corresponding path program 1 times [2020-07-18 00:20:59,275 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-18 00:20:59,278 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1571860796] [2020-07-18 00:20:59,278 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-18 00:20:59,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 00:20:59,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 00:20:59,710 INFO L280 TraceCheckUtils]: 0: Hoare triple {140#(and (= ~used_tmp_slot~0 |old(~used_tmp_slot~0)|) (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= ~tmp_slot~0.base |old(~tmp_slot~0.base)|) (= ~freed_tmp_slot~0 |old(~freed_tmp_slot~0)|) (= ~tmp_slot~0.offset |old(~tmp_slot~0.offset)|))} #NULL.base, #NULL.offset := 0, 0; {109#true} is VALID [2020-07-18 00:20:59,711 INFO L280 TraceCheckUtils]: 1: Hoare triple {109#true} #valid := #valid[0 := 0]; {109#true} is VALID [2020-07-18 00:20:59,712 INFO L280 TraceCheckUtils]: 2: Hoare triple {109#true} assume 0 < #StackHeapBarrier; {109#true} is VALID [2020-07-18 00:20:59,714 INFO L280 TraceCheckUtils]: 3: Hoare triple {109#true} ~tmp_slot~0.base, ~tmp_slot~0.offset := 0, 0; {109#true} is VALID [2020-07-18 00:20:59,714 INFO L280 TraceCheckUtils]: 4: Hoare triple {109#true} ~used_tmp_slot~0 := 0; {109#true} is VALID [2020-07-18 00:20:59,715 INFO L280 TraceCheckUtils]: 5: Hoare triple {109#true} ~freed_tmp_slot~0 := 1; {109#true} is VALID [2020-07-18 00:20:59,715 INFO L280 TraceCheckUtils]: 6: Hoare triple {109#true} assume true; {109#true} is VALID [2020-07-18 00:20:59,716 INFO L275 TraceCheckUtils]: 7: Hoare quadruple {109#true} {109#true} #155#return; {109#true} is VALID [2020-07-18 00:20:59,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 00:20:59,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 00:21:00,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 00:21:00,053 INFO L280 TraceCheckUtils]: 0: Hoare triple {160#(= |#memory_int| |old(#memory_int)|)} #memory_int := ~initToZeroAtPointerBaseAddress~int(#memory_int, #ptr.base); {109#true} is VALID [2020-07-18 00:21:00,054 INFO L280 TraceCheckUtils]: 1: Hoare triple {109#true} assume true; {109#true} is VALID [2020-07-18 00:21:00,057 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {109#true} {155#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} #153#return; {155#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} is VALID [2020-07-18 00:21:00,058 INFO L280 TraceCheckUtils]: 0: Hoare triple {154#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |old(#length)| |#length|))} ~size := #in~size; {109#true} is VALID [2020-07-18 00:21:00,058 INFO L280 TraceCheckUtils]: 1: Hoare triple {109#true} ~flags := #in~flags; {109#true} is VALID [2020-07-18 00:21:00,061 INFO L280 TraceCheckUtils]: 2: Hoare triple {109#true} SUMMARY for call #t~malloc0.base, #t~malloc0.offset := #Ultimate.allocOnHeap(~size); srcloc: L47-1 {155#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} is VALID [2020-07-18 00:21:00,065 INFO L263 TraceCheckUtils]: 3: Hoare triple {155#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} call #Ultimate.meminit(#t~malloc0.base, #t~malloc0.offset, 1, ~size, ~size); {160#(= |#memory_int| |old(#memory_int)|)} is VALID [2020-07-18 00:21:00,066 INFO L280 TraceCheckUtils]: 4: Hoare triple {160#(= |#memory_int| |old(#memory_int)|)} #memory_int := ~initToZeroAtPointerBaseAddress~int(#memory_int, #ptr.base); {109#true} is VALID [2020-07-18 00:21:00,067 INFO L280 TraceCheckUtils]: 5: Hoare triple {109#true} assume true; {109#true} is VALID [2020-07-18 00:21:00,069 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {109#true} {155#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} #153#return; {155#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} is VALID [2020-07-18 00:21:00,071 INFO L280 TraceCheckUtils]: 7: Hoare triple {155#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} #res.base, #res.offset := #t~malloc0.base, #t~malloc0.offset; {159#(or (<= 1 |kzalloc_#res.base|) (<= (+ |kzalloc_#res.base| 1) 0))} is VALID [2020-07-18 00:21:00,077 INFO L280 TraceCheckUtils]: 8: Hoare triple {159#(or (<= 1 |kzalloc_#res.base|) (<= (+ |kzalloc_#res.base| 1) 0))} assume true; {159#(or (<= 1 |kzalloc_#res.base|) (<= (+ |kzalloc_#res.base| 1) 0))} is VALID [2020-07-18 00:21:00,081 INFO L275 TraceCheckUtils]: 9: Hoare quadruple {159#(or (<= 1 |kzalloc_#res.base|) (<= (+ |kzalloc_#res.base| 1) 0))} {109#true} #135#return; {152#(not (= 0 |ebda_rsrc_controller_#t~ret5.base|))} is VALID [2020-07-18 00:21:00,083 INFO L280 TraceCheckUtils]: 0: Hoare triple {141#(and (= ~used_tmp_slot~0 |old(~used_tmp_slot~0)|) (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= ~tmp_slot~0.base |old(~tmp_slot~0.base)|) (= |old(#length)| |#length|) (= ~freed_tmp_slot~0 |old(~freed_tmp_slot~0)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= ~tmp_slot~0.offset |old(~tmp_slot~0.offset)|))} havoc ~hp_slot_ptr~0.base, ~hp_slot_ptr~0.offset; {109#true} is VALID [2020-07-18 00:21:00,084 INFO L280 TraceCheckUtils]: 1: Hoare triple {109#true} havoc ~bus_info_ptr1~0.base, ~bus_info_ptr1~0.offset; {109#true} is VALID [2020-07-18 00:21:00,084 INFO L280 TraceCheckUtils]: 2: Hoare triple {109#true} havoc ~rc~0; {109#true} is VALID [2020-07-18 00:21:00,087 INFO L263 TraceCheckUtils]: 3: Hoare triple {109#true} call #t~ret5.base, #t~ret5.offset := kzalloc(8, 1); {154#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |old(#length)| |#length|))} is VALID [2020-07-18 00:21:00,088 INFO L280 TraceCheckUtils]: 4: Hoare triple {154#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |old(#length)| |#length|))} ~size := #in~size; {109#true} is VALID [2020-07-18 00:21:00,089 INFO L280 TraceCheckUtils]: 5: Hoare triple {109#true} ~flags := #in~flags; {109#true} is VALID [2020-07-18 00:21:00,090 INFO L280 TraceCheckUtils]: 6: Hoare triple {109#true} SUMMARY for call #t~malloc0.base, #t~malloc0.offset := #Ultimate.allocOnHeap(~size); srcloc: L47-1 {155#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} is VALID [2020-07-18 00:21:00,093 INFO L263 TraceCheckUtils]: 7: Hoare triple {155#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} call #Ultimate.meminit(#t~malloc0.base, #t~malloc0.offset, 1, ~size, ~size); {160#(= |#memory_int| |old(#memory_int)|)} is VALID [2020-07-18 00:21:00,094 INFO L280 TraceCheckUtils]: 8: Hoare triple {160#(= |#memory_int| |old(#memory_int)|)} #memory_int := ~initToZeroAtPointerBaseAddress~int(#memory_int, #ptr.base); {109#true} is VALID [2020-07-18 00:21:00,094 INFO L280 TraceCheckUtils]: 9: Hoare triple {109#true} assume true; {109#true} is VALID [2020-07-18 00:21:00,096 INFO L275 TraceCheckUtils]: 10: Hoare quadruple {109#true} {155#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} #153#return; {155#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} is VALID [2020-07-18 00:21:00,099 INFO L280 TraceCheckUtils]: 11: Hoare triple {155#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} #res.base, #res.offset := #t~malloc0.base, #t~malloc0.offset; {159#(or (<= 1 |kzalloc_#res.base|) (<= (+ |kzalloc_#res.base| 1) 0))} is VALID [2020-07-18 00:21:00,100 INFO L280 TraceCheckUtils]: 12: Hoare triple {159#(or (<= 1 |kzalloc_#res.base|) (<= (+ |kzalloc_#res.base| 1) 0))} assume true; {159#(or (<= 1 |kzalloc_#res.base|) (<= (+ |kzalloc_#res.base| 1) 0))} is VALID [2020-07-18 00:21:00,124 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {159#(or (<= 1 |kzalloc_#res.base|) (<= (+ |kzalloc_#res.base| 1) 0))} {109#true} #135#return; {152#(not (= 0 |ebda_rsrc_controller_#t~ret5.base|))} is VALID [2020-07-18 00:21:00,125 INFO L280 TraceCheckUtils]: 14: Hoare triple {152#(not (= 0 |ebda_rsrc_controller_#t~ret5.base|))} ~hp_slot_ptr~0.base, ~hp_slot_ptr~0.offset := #t~ret5.base, #t~ret5.offset; {153#(not (= 0 ebda_rsrc_controller_~hp_slot_ptr~0.base))} is VALID [2020-07-18 00:21:00,127 INFO L280 TraceCheckUtils]: 15: Hoare triple {153#(not (= 0 ebda_rsrc_controller_~hp_slot_ptr~0.base))} havoc #t~ret5.base, #t~ret5.offset; {153#(not (= 0 ebda_rsrc_controller_~hp_slot_ptr~0.base))} is VALID [2020-07-18 00:21:00,127 INFO L280 TraceCheckUtils]: 16: Hoare triple {153#(not (= 0 ebda_rsrc_controller_~hp_slot_ptr~0.base))} assume ~hp_slot_ptr~0.base == 0 && ~hp_slot_ptr~0.offset == 0; {110#false} is VALID [2020-07-18 00:21:00,128 INFO L280 TraceCheckUtils]: 17: Hoare triple {110#false} ~rc~0 := -2; {110#false} is VALID [2020-07-18 00:21:00,128 INFO L280 TraceCheckUtils]: 18: Hoare triple {110#false} #res := ~rc~0; {110#false} is VALID [2020-07-18 00:21:00,128 INFO L280 TraceCheckUtils]: 19: Hoare triple {110#false} assume true; {110#false} is VALID [2020-07-18 00:21:00,129 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {110#false} {109#true} #147#return; {110#false} is VALID [2020-07-18 00:21:00,134 INFO L263 TraceCheckUtils]: 0: Hoare triple {109#true} call ULTIMATE.init(); {140#(and (= ~used_tmp_slot~0 |old(~used_tmp_slot~0)|) (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= ~tmp_slot~0.base |old(~tmp_slot~0.base)|) (= ~freed_tmp_slot~0 |old(~freed_tmp_slot~0)|) (= ~tmp_slot~0.offset |old(~tmp_slot~0.offset)|))} is VALID [2020-07-18 00:21:00,135 INFO L280 TraceCheckUtils]: 1: Hoare triple {140#(and (= ~used_tmp_slot~0 |old(~used_tmp_slot~0)|) (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= ~tmp_slot~0.base |old(~tmp_slot~0.base)|) (= ~freed_tmp_slot~0 |old(~freed_tmp_slot~0)|) (= ~tmp_slot~0.offset |old(~tmp_slot~0.offset)|))} #NULL.base, #NULL.offset := 0, 0; {109#true} is VALID [2020-07-18 00:21:00,135 INFO L280 TraceCheckUtils]: 2: Hoare triple {109#true} #valid := #valid[0 := 0]; {109#true} is VALID [2020-07-18 00:21:00,135 INFO L280 TraceCheckUtils]: 3: Hoare triple {109#true} assume 0 < #StackHeapBarrier; {109#true} is VALID [2020-07-18 00:21:00,136 INFO L280 TraceCheckUtils]: 4: Hoare triple {109#true} ~tmp_slot~0.base, ~tmp_slot~0.offset := 0, 0; {109#true} is VALID [2020-07-18 00:21:00,136 INFO L280 TraceCheckUtils]: 5: Hoare triple {109#true} ~used_tmp_slot~0 := 0; {109#true} is VALID [2020-07-18 00:21:00,136 INFO L280 TraceCheckUtils]: 6: Hoare triple {109#true} ~freed_tmp_slot~0 := 1; {109#true} is VALID [2020-07-18 00:21:00,137 INFO L280 TraceCheckUtils]: 7: Hoare triple {109#true} assume true; {109#true} is VALID [2020-07-18 00:21:00,137 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {109#true} {109#true} #155#return; {109#true} is VALID [2020-07-18 00:21:00,138 INFO L263 TraceCheckUtils]: 9: Hoare triple {109#true} call #t~ret12 := main(); {109#true} is VALID [2020-07-18 00:21:00,140 INFO L263 TraceCheckUtils]: 10: Hoare triple {109#true} call #t~ret11 := ebda_rsrc_controller(); {141#(and (= ~used_tmp_slot~0 |old(~used_tmp_slot~0)|) (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= ~tmp_slot~0.base |old(~tmp_slot~0.base)|) (= |old(#length)| |#length|) (= ~freed_tmp_slot~0 |old(~freed_tmp_slot~0)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= ~tmp_slot~0.offset |old(~tmp_slot~0.offset)|))} is VALID [2020-07-18 00:21:00,140 INFO L280 TraceCheckUtils]: 11: Hoare triple {141#(and (= ~used_tmp_slot~0 |old(~used_tmp_slot~0)|) (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= ~tmp_slot~0.base |old(~tmp_slot~0.base)|) (= |old(#length)| |#length|) (= ~freed_tmp_slot~0 |old(~freed_tmp_slot~0)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= ~tmp_slot~0.offset |old(~tmp_slot~0.offset)|))} havoc ~hp_slot_ptr~0.base, ~hp_slot_ptr~0.offset; {109#true} is VALID [2020-07-18 00:21:00,141 INFO L280 TraceCheckUtils]: 12: Hoare triple {109#true} havoc ~bus_info_ptr1~0.base, ~bus_info_ptr1~0.offset; {109#true} is VALID [2020-07-18 00:21:00,141 INFO L280 TraceCheckUtils]: 13: Hoare triple {109#true} havoc ~rc~0; {109#true} is VALID [2020-07-18 00:21:00,143 INFO L263 TraceCheckUtils]: 14: Hoare triple {109#true} call #t~ret5.base, #t~ret5.offset := kzalloc(8, 1); {154#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |old(#length)| |#length|))} is VALID [2020-07-18 00:21:00,143 INFO L280 TraceCheckUtils]: 15: Hoare triple {154#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |old(#length)| |#length|))} ~size := #in~size; {109#true} is VALID [2020-07-18 00:21:00,144 INFO L280 TraceCheckUtils]: 16: Hoare triple {109#true} ~flags := #in~flags; {109#true} is VALID [2020-07-18 00:21:00,146 INFO L280 TraceCheckUtils]: 17: Hoare triple {109#true} SUMMARY for call #t~malloc0.base, #t~malloc0.offset := #Ultimate.allocOnHeap(~size); srcloc: L47-1 {155#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} is VALID [2020-07-18 00:21:00,148 INFO L263 TraceCheckUtils]: 18: Hoare triple {155#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} call #Ultimate.meminit(#t~malloc0.base, #t~malloc0.offset, 1, ~size, ~size); {160#(= |#memory_int| |old(#memory_int)|)} is VALID [2020-07-18 00:21:00,149 INFO L280 TraceCheckUtils]: 19: Hoare triple {160#(= |#memory_int| |old(#memory_int)|)} #memory_int := ~initToZeroAtPointerBaseAddress~int(#memory_int, #ptr.base); {109#true} is VALID [2020-07-18 00:21:00,149 INFO L280 TraceCheckUtils]: 20: Hoare triple {109#true} assume true; {109#true} is VALID [2020-07-18 00:21:00,152 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {109#true} {155#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} #153#return; {155#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} is VALID [2020-07-18 00:21:00,153 INFO L280 TraceCheckUtils]: 22: Hoare triple {155#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} #res.base, #res.offset := #t~malloc0.base, #t~malloc0.offset; {159#(or (<= 1 |kzalloc_#res.base|) (<= (+ |kzalloc_#res.base| 1) 0))} is VALID [2020-07-18 00:21:00,154 INFO L280 TraceCheckUtils]: 23: Hoare triple {159#(or (<= 1 |kzalloc_#res.base|) (<= (+ |kzalloc_#res.base| 1) 0))} assume true; {159#(or (<= 1 |kzalloc_#res.base|) (<= (+ |kzalloc_#res.base| 1) 0))} is VALID [2020-07-18 00:21:00,156 INFO L275 TraceCheckUtils]: 24: Hoare quadruple {159#(or (<= 1 |kzalloc_#res.base|) (<= (+ |kzalloc_#res.base| 1) 0))} {109#true} #135#return; {152#(not (= 0 |ebda_rsrc_controller_#t~ret5.base|))} is VALID [2020-07-18 00:21:00,158 INFO L280 TraceCheckUtils]: 25: Hoare triple {152#(not (= 0 |ebda_rsrc_controller_#t~ret5.base|))} ~hp_slot_ptr~0.base, ~hp_slot_ptr~0.offset := #t~ret5.base, #t~ret5.offset; {153#(not (= 0 ebda_rsrc_controller_~hp_slot_ptr~0.base))} is VALID [2020-07-18 00:21:00,158 INFO L280 TraceCheckUtils]: 26: Hoare triple {153#(not (= 0 ebda_rsrc_controller_~hp_slot_ptr~0.base))} havoc #t~ret5.base, #t~ret5.offset; {153#(not (= 0 ebda_rsrc_controller_~hp_slot_ptr~0.base))} is VALID [2020-07-18 00:21:00,160 INFO L280 TraceCheckUtils]: 27: Hoare triple {153#(not (= 0 ebda_rsrc_controller_~hp_slot_ptr~0.base))} assume ~hp_slot_ptr~0.base == 0 && ~hp_slot_ptr~0.offset == 0; {110#false} is VALID [2020-07-18 00:21:00,161 INFO L280 TraceCheckUtils]: 28: Hoare triple {110#false} ~rc~0 := -2; {110#false} is VALID [2020-07-18 00:21:00,161 INFO L280 TraceCheckUtils]: 29: Hoare triple {110#false} #res := ~rc~0; {110#false} is VALID [2020-07-18 00:21:00,161 INFO L280 TraceCheckUtils]: 30: Hoare triple {110#false} assume true; {110#false} is VALID [2020-07-18 00:21:00,162 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {110#false} {109#true} #147#return; {110#false} is VALID [2020-07-18 00:21:00,162 INFO L280 TraceCheckUtils]: 32: Hoare triple {110#false} assume -2147483648 <= #t~ret11 && #t~ret11 <= 2147483647; {110#false} is VALID [2020-07-18 00:21:00,163 INFO L280 TraceCheckUtils]: 33: Hoare triple {110#false} havoc #t~ret11; {110#false} is VALID [2020-07-18 00:21:00,163 INFO L280 TraceCheckUtils]: 34: Hoare triple {110#false} assume 0 == ~used_tmp_slot~0; {110#false} is VALID [2020-07-18 00:21:00,164 INFO L280 TraceCheckUtils]: 35: Hoare triple {110#false} assume !(0 != ~freed_tmp_slot~0); {110#false} is VALID [2020-07-18 00:21:00,164 INFO L263 TraceCheckUtils]: 36: Hoare triple {110#false} call __blast_assert(); {110#false} is VALID [2020-07-18 00:21:00,164 INFO L280 TraceCheckUtils]: 37: Hoare triple {110#false} assume !false; {110#false} is VALID [2020-07-18 00:21:00,168 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-18 00:21:00,171 INFO L192 leratedInterpolation]: Finished Analysing Program using PRECISE loop Acceleration [2020-07-18 00:21:00,174 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1571860796] [2020-07-18 00:21:00,177 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-18 00:21:00,178 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-07-18 00:21:00,178 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [460519661] [2020-07-18 00:21:00,187 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 38 [2020-07-18 00:21:00,191 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-18 00:21:00,196 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 10 states. [2020-07-18 00:21:00,266 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 38 edges. 38 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 00:21:00,266 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-07-18 00:21:00,266 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-18 00:21:00,278 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-07-18 00:21:00,279 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-07-18 00:21:00,282 INFO L87 Difference]: Start difference. First operand 106 states. Second operand 10 states. [2020-07-18 00:21:02,642 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 00:21:02,642 INFO L93 Difference]: Finished difference Result 124 states and 136 transitions. [2020-07-18 00:21:02,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-07-18 00:21:02,643 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 38 [2020-07-18 00:21:02,643 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-18 00:21:02,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2020-07-18 00:21:02,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 136 transitions. [2020-07-18 00:21:02,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2020-07-18 00:21:02,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 136 transitions. [2020-07-18 00:21:02,684 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 13 states and 136 transitions. [2020-07-18 00:21:02,925 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 136 edges. 136 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 00:21:02,948 INFO L225 Difference]: With dead ends: 124 [2020-07-18 00:21:02,948 INFO L226 Difference]: Without dead ends: 103 [2020-07-18 00:21:02,954 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=38, Invalid=144, Unknown=0, NotChecked=0, Total=182 [2020-07-18 00:21:02,979 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2020-07-18 00:21:03,259 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 99. [2020-07-18 00:21:03,260 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-18 00:21:03,261 INFO L82 GeneralOperation]: Start isEquivalent. First operand 103 states. Second operand 99 states. [2020-07-18 00:21:03,261 INFO L74 IsIncluded]: Start isIncluded. First operand 103 states. Second operand 99 states. [2020-07-18 00:21:03,261 INFO L87 Difference]: Start difference. First operand 103 states. Second operand 99 states. [2020-07-18 00:21:03,280 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 00:21:03,281 INFO L93 Difference]: Finished difference Result 103 states and 110 transitions. [2020-07-18 00:21:03,281 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 110 transitions. [2020-07-18 00:21:03,283 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 00:21:03,283 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 00:21:03,284 INFO L74 IsIncluded]: Start isIncluded. First operand 99 states. Second operand 103 states. [2020-07-18 00:21:03,284 INFO L87 Difference]: Start difference. First operand 99 states. Second operand 103 states. [2020-07-18 00:21:03,294 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 00:21:03,294 INFO L93 Difference]: Finished difference Result 103 states and 110 transitions. [2020-07-18 00:21:03,294 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 110 transitions. [2020-07-18 00:21:03,296 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 00:21:03,296 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 00:21:03,297 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-18 00:21:03,297 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-18 00:21:03,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2020-07-18 00:21:03,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 106 transitions. [2020-07-18 00:21:03,307 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 106 transitions. Word has length 38 [2020-07-18 00:21:03,308 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-18 00:21:03,308 INFO L479 AbstractCegarLoop]: Abstraction has 99 states and 106 transitions. [2020-07-18 00:21:03,308 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-07-18 00:21:03,309 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 99 states and 106 transitions. [2020-07-18 00:21:03,522 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 106 edges. 106 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 00:21:03,523 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 106 transitions. [2020-07-18 00:21:03,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-07-18 00:21:03,525 INFO L414 BasicCegarLoop]: Found error trace [2020-07-18 00:21:03,526 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-18 00:21:03,526 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-18 00:21:03,527 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-18 00:21:03,527 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-18 00:21:03,527 INFO L82 PathProgramCache]: Analyzing trace with hash -1857982353, now seen corresponding path program 1 times [2020-07-18 00:21:03,528 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-18 00:21:03,528 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [458003427] [2020-07-18 00:21:03,528 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-18 00:21:03,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 00:21:03,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 00:21:03,645 INFO L280 TraceCheckUtils]: 0: Hoare triple {870#(and (= ~used_tmp_slot~0 |old(~used_tmp_slot~0)|) (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= ~tmp_slot~0.base |old(~tmp_slot~0.base)|) (= ~freed_tmp_slot~0 |old(~freed_tmp_slot~0)|) (= ~tmp_slot~0.offset |old(~tmp_slot~0.offset)|))} #NULL.base, #NULL.offset := 0, 0; {824#true} is VALID [2020-07-18 00:21:03,645 INFO L280 TraceCheckUtils]: 1: Hoare triple {824#true} #valid := #valid[0 := 0]; {824#true} is VALID [2020-07-18 00:21:03,646 INFO L280 TraceCheckUtils]: 2: Hoare triple {824#true} assume 0 < #StackHeapBarrier; {824#true} is VALID [2020-07-18 00:21:03,646 INFO L280 TraceCheckUtils]: 3: Hoare triple {824#true} ~tmp_slot~0.base, ~tmp_slot~0.offset := 0, 0; {824#true} is VALID [2020-07-18 00:21:03,646 INFO L280 TraceCheckUtils]: 4: Hoare triple {824#true} ~used_tmp_slot~0 := 0; {824#true} is VALID [2020-07-18 00:21:03,647 INFO L280 TraceCheckUtils]: 5: Hoare triple {824#true} ~freed_tmp_slot~0 := 1; {824#true} is VALID [2020-07-18 00:21:03,647 INFO L280 TraceCheckUtils]: 6: Hoare triple {824#true} assume true; {824#true} is VALID [2020-07-18 00:21:03,647 INFO L275 TraceCheckUtils]: 7: Hoare quadruple {824#true} {824#true} #155#return; {824#true} is VALID [2020-07-18 00:21:03,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 00:21:03,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 00:21:03,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 00:21:03,789 INFO L280 TraceCheckUtils]: 0: Hoare triple {898#(= |#memory_int| |old(#memory_int)|)} #memory_int := ~initToZeroAtPointerBaseAddress~int(#memory_int, #ptr.base); {824#true} is VALID [2020-07-18 00:21:03,790 INFO L280 TraceCheckUtils]: 1: Hoare triple {824#true} assume true; {824#true} is VALID [2020-07-18 00:21:03,790 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {824#true} {824#true} #153#return; {824#true} is VALID [2020-07-18 00:21:03,791 INFO L280 TraceCheckUtils]: 0: Hoare triple {894#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |old(#length)| |#length|))} ~size := #in~size; {824#true} is VALID [2020-07-18 00:21:03,791 INFO L280 TraceCheckUtils]: 1: Hoare triple {824#true} ~flags := #in~flags; {824#true} is VALID [2020-07-18 00:21:03,791 INFO L280 TraceCheckUtils]: 2: Hoare triple {824#true} SUMMARY for call #t~malloc0.base, #t~malloc0.offset := #Ultimate.allocOnHeap(~size); srcloc: L47-1 {824#true} is VALID [2020-07-18 00:21:03,793 INFO L263 TraceCheckUtils]: 3: Hoare triple {824#true} call #Ultimate.meminit(#t~malloc0.base, #t~malloc0.offset, 1, ~size, ~size); {898#(= |#memory_int| |old(#memory_int)|)} is VALID [2020-07-18 00:21:03,793 INFO L280 TraceCheckUtils]: 4: Hoare triple {898#(= |#memory_int| |old(#memory_int)|)} #memory_int := ~initToZeroAtPointerBaseAddress~int(#memory_int, #ptr.base); {824#true} is VALID [2020-07-18 00:21:03,793 INFO L280 TraceCheckUtils]: 5: Hoare triple {824#true} assume true; {824#true} is VALID [2020-07-18 00:21:03,794 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {824#true} {824#true} #153#return; {824#true} is VALID [2020-07-18 00:21:03,794 INFO L280 TraceCheckUtils]: 7: Hoare triple {824#true} #res.base, #res.offset := #t~malloc0.base, #t~malloc0.offset; {824#true} is VALID [2020-07-18 00:21:03,794 INFO L280 TraceCheckUtils]: 8: Hoare triple {824#true} assume true; {824#true} is VALID [2020-07-18 00:21:03,794 INFO L275 TraceCheckUtils]: 9: Hoare quadruple {824#true} {824#true} #135#return; {824#true} is VALID [2020-07-18 00:21:03,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 00:21:03,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 00:21:03,867 INFO L280 TraceCheckUtils]: 0: Hoare triple {898#(= |#memory_int| |old(#memory_int)|)} #memory_int := ~initToZeroAtPointerBaseAddress~int(#memory_int, #ptr.base); {824#true} is VALID [2020-07-18 00:21:03,867 INFO L280 TraceCheckUtils]: 1: Hoare triple {824#true} assume true; {824#true} is VALID [2020-07-18 00:21:03,869 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {824#true} {899#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} #153#return; {899#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} is VALID [2020-07-18 00:21:03,869 INFO L280 TraceCheckUtils]: 0: Hoare triple {894#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |old(#length)| |#length|))} ~size := #in~size; {824#true} is VALID [2020-07-18 00:21:03,870 INFO L280 TraceCheckUtils]: 1: Hoare triple {824#true} ~flags := #in~flags; {824#true} is VALID [2020-07-18 00:21:03,871 INFO L280 TraceCheckUtils]: 2: Hoare triple {824#true} SUMMARY for call #t~malloc0.base, #t~malloc0.offset := #Ultimate.allocOnHeap(~size); srcloc: L47-1 {899#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} is VALID [2020-07-18 00:21:03,873 INFO L263 TraceCheckUtils]: 3: Hoare triple {899#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} call #Ultimate.meminit(#t~malloc0.base, #t~malloc0.offset, 1, ~size, ~size); {898#(= |#memory_int| |old(#memory_int)|)} is VALID [2020-07-18 00:21:03,874 INFO L280 TraceCheckUtils]: 4: Hoare triple {898#(= |#memory_int| |old(#memory_int)|)} #memory_int := ~initToZeroAtPointerBaseAddress~int(#memory_int, #ptr.base); {824#true} is VALID [2020-07-18 00:21:03,874 INFO L280 TraceCheckUtils]: 5: Hoare triple {824#true} assume true; {824#true} is VALID [2020-07-18 00:21:03,876 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {824#true} {899#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} #153#return; {899#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} is VALID [2020-07-18 00:21:03,877 INFO L280 TraceCheckUtils]: 7: Hoare triple {899#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} #res.base, #res.offset := #t~malloc0.base, #t~malloc0.offset; {903#(or (<= 1 |kzalloc_#res.base|) (<= (+ |kzalloc_#res.base| 1) 0))} is VALID [2020-07-18 00:21:03,878 INFO L280 TraceCheckUtils]: 8: Hoare triple {903#(or (<= 1 |kzalloc_#res.base|) (<= (+ |kzalloc_#res.base| 1) 0))} assume true; {903#(or (<= 1 |kzalloc_#res.base|) (<= (+ |kzalloc_#res.base| 1) 0))} is VALID [2020-07-18 00:21:03,880 INFO L275 TraceCheckUtils]: 9: Hoare quadruple {903#(or (<= 1 |kzalloc_#res.base|) (<= (+ |kzalloc_#res.base| 1) 0))} {824#true} #137#return; {892#(not (= 0 |ebda_rsrc_controller_#t~ret6.base|))} is VALID [2020-07-18 00:21:03,881 INFO L280 TraceCheckUtils]: 0: Hoare triple {871#(and (= ~used_tmp_slot~0 |old(~used_tmp_slot~0)|) (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= ~tmp_slot~0.base |old(~tmp_slot~0.base)|) (= |old(#length)| |#length|) (= ~freed_tmp_slot~0 |old(~freed_tmp_slot~0)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= ~tmp_slot~0.offset |old(~tmp_slot~0.offset)|))} havoc ~hp_slot_ptr~0.base, ~hp_slot_ptr~0.offset; {824#true} is VALID [2020-07-18 00:21:03,881 INFO L280 TraceCheckUtils]: 1: Hoare triple {824#true} havoc ~bus_info_ptr1~0.base, ~bus_info_ptr1~0.offset; {824#true} is VALID [2020-07-18 00:21:03,881 INFO L280 TraceCheckUtils]: 2: Hoare triple {824#true} havoc ~rc~0; {824#true} is VALID [2020-07-18 00:21:03,882 INFO L263 TraceCheckUtils]: 3: Hoare triple {824#true} call #t~ret5.base, #t~ret5.offset := kzalloc(8, 1); {894#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |old(#length)| |#length|))} is VALID [2020-07-18 00:21:03,883 INFO L280 TraceCheckUtils]: 4: Hoare triple {894#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |old(#length)| |#length|))} ~size := #in~size; {824#true} is VALID [2020-07-18 00:21:03,883 INFO L280 TraceCheckUtils]: 5: Hoare triple {824#true} ~flags := #in~flags; {824#true} is VALID [2020-07-18 00:21:03,884 INFO L280 TraceCheckUtils]: 6: Hoare triple {824#true} SUMMARY for call #t~malloc0.base, #t~malloc0.offset := #Ultimate.allocOnHeap(~size); srcloc: L47-1 {824#true} is VALID [2020-07-18 00:21:03,886 INFO L263 TraceCheckUtils]: 7: Hoare triple {824#true} call #Ultimate.meminit(#t~malloc0.base, #t~malloc0.offset, 1, ~size, ~size); {898#(= |#memory_int| |old(#memory_int)|)} is VALID [2020-07-18 00:21:03,886 INFO L280 TraceCheckUtils]: 8: Hoare triple {898#(= |#memory_int| |old(#memory_int)|)} #memory_int := ~initToZeroAtPointerBaseAddress~int(#memory_int, #ptr.base); {824#true} is VALID [2020-07-18 00:21:03,887 INFO L280 TraceCheckUtils]: 9: Hoare triple {824#true} assume true; {824#true} is VALID [2020-07-18 00:21:03,887 INFO L275 TraceCheckUtils]: 10: Hoare quadruple {824#true} {824#true} #153#return; {824#true} is VALID [2020-07-18 00:21:03,887 INFO L280 TraceCheckUtils]: 11: Hoare triple {824#true} #res.base, #res.offset := #t~malloc0.base, #t~malloc0.offset; {824#true} is VALID [2020-07-18 00:21:03,888 INFO L280 TraceCheckUtils]: 12: Hoare triple {824#true} assume true; {824#true} is VALID [2020-07-18 00:21:03,888 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {824#true} {824#true} #135#return; {824#true} is VALID [2020-07-18 00:21:03,888 INFO L280 TraceCheckUtils]: 14: Hoare triple {824#true} ~hp_slot_ptr~0.base, ~hp_slot_ptr~0.offset := #t~ret5.base, #t~ret5.offset; {824#true} is VALID [2020-07-18 00:21:03,889 INFO L280 TraceCheckUtils]: 15: Hoare triple {824#true} havoc #t~ret5.base, #t~ret5.offset; {824#true} is VALID [2020-07-18 00:21:03,889 INFO L280 TraceCheckUtils]: 16: Hoare triple {824#true} assume !(~hp_slot_ptr~0.base == 0 && ~hp_slot_ptr~0.offset == 0); {824#true} is VALID [2020-07-18 00:21:03,889 INFO L280 TraceCheckUtils]: 17: Hoare triple {824#true} SUMMARY for call write~int(5, ~hp_slot_ptr~0.base, 4 + ~hp_slot_ptr~0.offset, 4); srcloc: L83 {824#true} is VALID [2020-07-18 00:21:03,897 INFO L263 TraceCheckUtils]: 18: Hoare triple {824#true} call #t~ret6.base, #t~ret6.offset := kzalloc(16, 1); {894#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |old(#length)| |#length|))} is VALID [2020-07-18 00:21:03,897 INFO L280 TraceCheckUtils]: 19: Hoare triple {894#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |old(#length)| |#length|))} ~size := #in~size; {824#true} is VALID [2020-07-18 00:21:03,898 INFO L280 TraceCheckUtils]: 20: Hoare triple {824#true} ~flags := #in~flags; {824#true} is VALID [2020-07-18 00:21:03,902 INFO L280 TraceCheckUtils]: 21: Hoare triple {824#true} SUMMARY for call #t~malloc0.base, #t~malloc0.offset := #Ultimate.allocOnHeap(~size); srcloc: L47-1 {899#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} is VALID [2020-07-18 00:21:03,904 INFO L263 TraceCheckUtils]: 22: Hoare triple {899#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} call #Ultimate.meminit(#t~malloc0.base, #t~malloc0.offset, 1, ~size, ~size); {898#(= |#memory_int| |old(#memory_int)|)} is VALID [2020-07-18 00:21:03,904 INFO L280 TraceCheckUtils]: 23: Hoare triple {898#(= |#memory_int| |old(#memory_int)|)} #memory_int := ~initToZeroAtPointerBaseAddress~int(#memory_int, #ptr.base); {824#true} is VALID [2020-07-18 00:21:03,905 INFO L280 TraceCheckUtils]: 24: Hoare triple {824#true} assume true; {824#true} is VALID [2020-07-18 00:21:03,906 INFO L275 TraceCheckUtils]: 25: Hoare quadruple {824#true} {899#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} #153#return; {899#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} is VALID [2020-07-18 00:21:03,908 INFO L280 TraceCheckUtils]: 26: Hoare triple {899#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} #res.base, #res.offset := #t~malloc0.base, #t~malloc0.offset; {903#(or (<= 1 |kzalloc_#res.base|) (<= (+ |kzalloc_#res.base| 1) 0))} is VALID [2020-07-18 00:21:03,909 INFO L280 TraceCheckUtils]: 27: Hoare triple {903#(or (<= 1 |kzalloc_#res.base|) (<= (+ |kzalloc_#res.base| 1) 0))} assume true; {903#(or (<= 1 |kzalloc_#res.base|) (<= (+ |kzalloc_#res.base| 1) 0))} is VALID [2020-07-18 00:21:03,911 INFO L275 TraceCheckUtils]: 28: Hoare quadruple {903#(or (<= 1 |kzalloc_#res.base|) (<= (+ |kzalloc_#res.base| 1) 0))} {824#true} #137#return; {892#(not (= 0 |ebda_rsrc_controller_#t~ret6.base|))} is VALID [2020-07-18 00:21:03,913 INFO L280 TraceCheckUtils]: 29: Hoare triple {892#(not (= 0 |ebda_rsrc_controller_#t~ret6.base|))} ~tmp_slot~0.base, ~tmp_slot~0.offset := #t~ret6.base, #t~ret6.offset; {893#(not (= 0 ~tmp_slot~0.base))} is VALID [2020-07-18 00:21:03,914 INFO L280 TraceCheckUtils]: 30: Hoare triple {893#(not (= 0 ~tmp_slot~0.base))} havoc #t~ret6.base, #t~ret6.offset; {893#(not (= 0 ~tmp_slot~0.base))} is VALID [2020-07-18 00:21:03,915 INFO L280 TraceCheckUtils]: 31: Hoare triple {893#(not (= 0 ~tmp_slot~0.base))} assume ~tmp_slot~0.base == 0 && ~tmp_slot~0.offset == 0; {825#false} is VALID [2020-07-18 00:21:03,915 INFO L280 TraceCheckUtils]: 32: Hoare triple {825#false} ~rc~0 := -2; {825#false} is VALID [2020-07-18 00:21:03,915 INFO L280 TraceCheckUtils]: 33: Hoare triple {825#false} #res := ~rc~0; {825#false} is VALID [2020-07-18 00:21:03,916 INFO L280 TraceCheckUtils]: 34: Hoare triple {825#false} assume true; {825#false} is VALID [2020-07-18 00:21:03,916 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {825#false} {824#true} #147#return; {825#false} is VALID [2020-07-18 00:21:03,920 INFO L263 TraceCheckUtils]: 0: Hoare triple {824#true} call ULTIMATE.init(); {870#(and (= ~used_tmp_slot~0 |old(~used_tmp_slot~0)|) (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= ~tmp_slot~0.base |old(~tmp_slot~0.base)|) (= ~freed_tmp_slot~0 |old(~freed_tmp_slot~0)|) (= ~tmp_slot~0.offset |old(~tmp_slot~0.offset)|))} is VALID [2020-07-18 00:21:03,921 INFO L280 TraceCheckUtils]: 1: Hoare triple {870#(and (= ~used_tmp_slot~0 |old(~used_tmp_slot~0)|) (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= ~tmp_slot~0.base |old(~tmp_slot~0.base)|) (= ~freed_tmp_slot~0 |old(~freed_tmp_slot~0)|) (= ~tmp_slot~0.offset |old(~tmp_slot~0.offset)|))} #NULL.base, #NULL.offset := 0, 0; {824#true} is VALID [2020-07-18 00:21:03,921 INFO L280 TraceCheckUtils]: 2: Hoare triple {824#true} #valid := #valid[0 := 0]; {824#true} is VALID [2020-07-18 00:21:03,921 INFO L280 TraceCheckUtils]: 3: Hoare triple {824#true} assume 0 < #StackHeapBarrier; {824#true} is VALID [2020-07-18 00:21:03,921 INFO L280 TraceCheckUtils]: 4: Hoare triple {824#true} ~tmp_slot~0.base, ~tmp_slot~0.offset := 0, 0; {824#true} is VALID [2020-07-18 00:21:03,922 INFO L280 TraceCheckUtils]: 5: Hoare triple {824#true} ~used_tmp_slot~0 := 0; {824#true} is VALID [2020-07-18 00:21:03,922 INFO L280 TraceCheckUtils]: 6: Hoare triple {824#true} ~freed_tmp_slot~0 := 1; {824#true} is VALID [2020-07-18 00:21:03,922 INFO L280 TraceCheckUtils]: 7: Hoare triple {824#true} assume true; {824#true} is VALID [2020-07-18 00:21:03,923 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {824#true} {824#true} #155#return; {824#true} is VALID [2020-07-18 00:21:03,923 INFO L263 TraceCheckUtils]: 9: Hoare triple {824#true} call #t~ret12 := main(); {824#true} is VALID [2020-07-18 00:21:03,925 INFO L263 TraceCheckUtils]: 10: Hoare triple {824#true} call #t~ret11 := ebda_rsrc_controller(); {871#(and (= ~used_tmp_slot~0 |old(~used_tmp_slot~0)|) (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= ~tmp_slot~0.base |old(~tmp_slot~0.base)|) (= |old(#length)| |#length|) (= ~freed_tmp_slot~0 |old(~freed_tmp_slot~0)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= ~tmp_slot~0.offset |old(~tmp_slot~0.offset)|))} is VALID [2020-07-18 00:21:03,925 INFO L280 TraceCheckUtils]: 11: Hoare triple {871#(and (= ~used_tmp_slot~0 |old(~used_tmp_slot~0)|) (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= ~tmp_slot~0.base |old(~tmp_slot~0.base)|) (= |old(#length)| |#length|) (= ~freed_tmp_slot~0 |old(~freed_tmp_slot~0)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= ~tmp_slot~0.offset |old(~tmp_slot~0.offset)|))} havoc ~hp_slot_ptr~0.base, ~hp_slot_ptr~0.offset; {824#true} is VALID [2020-07-18 00:21:03,926 INFO L280 TraceCheckUtils]: 12: Hoare triple {824#true} havoc ~bus_info_ptr1~0.base, ~bus_info_ptr1~0.offset; {824#true} is VALID [2020-07-18 00:21:03,926 INFO L280 TraceCheckUtils]: 13: Hoare triple {824#true} havoc ~rc~0; {824#true} is VALID [2020-07-18 00:21:03,927 INFO L263 TraceCheckUtils]: 14: Hoare triple {824#true} call #t~ret5.base, #t~ret5.offset := kzalloc(8, 1); {894#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |old(#length)| |#length|))} is VALID [2020-07-18 00:21:03,928 INFO L280 TraceCheckUtils]: 15: Hoare triple {894#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |old(#length)| |#length|))} ~size := #in~size; {824#true} is VALID [2020-07-18 00:21:03,928 INFO L280 TraceCheckUtils]: 16: Hoare triple {824#true} ~flags := #in~flags; {824#true} is VALID [2020-07-18 00:21:03,929 INFO L280 TraceCheckUtils]: 17: Hoare triple {824#true} SUMMARY for call #t~malloc0.base, #t~malloc0.offset := #Ultimate.allocOnHeap(~size); srcloc: L47-1 {824#true} is VALID [2020-07-18 00:21:03,930 INFO L263 TraceCheckUtils]: 18: Hoare triple {824#true} call #Ultimate.meminit(#t~malloc0.base, #t~malloc0.offset, 1, ~size, ~size); {898#(= |#memory_int| |old(#memory_int)|)} is VALID [2020-07-18 00:21:03,931 INFO L280 TraceCheckUtils]: 19: Hoare triple {898#(= |#memory_int| |old(#memory_int)|)} #memory_int := ~initToZeroAtPointerBaseAddress~int(#memory_int, #ptr.base); {824#true} is VALID [2020-07-18 00:21:03,931 INFO L280 TraceCheckUtils]: 20: Hoare triple {824#true} assume true; {824#true} is VALID [2020-07-18 00:21:03,932 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {824#true} {824#true} #153#return; {824#true} is VALID [2020-07-18 00:21:03,932 INFO L280 TraceCheckUtils]: 22: Hoare triple {824#true} #res.base, #res.offset := #t~malloc0.base, #t~malloc0.offset; {824#true} is VALID [2020-07-18 00:21:03,932 INFO L280 TraceCheckUtils]: 23: Hoare triple {824#true} assume true; {824#true} is VALID [2020-07-18 00:21:03,933 INFO L275 TraceCheckUtils]: 24: Hoare quadruple {824#true} {824#true} #135#return; {824#true} is VALID [2020-07-18 00:21:03,933 INFO L280 TraceCheckUtils]: 25: Hoare triple {824#true} ~hp_slot_ptr~0.base, ~hp_slot_ptr~0.offset := #t~ret5.base, #t~ret5.offset; {824#true} is VALID [2020-07-18 00:21:03,933 INFO L280 TraceCheckUtils]: 26: Hoare triple {824#true} havoc #t~ret5.base, #t~ret5.offset; {824#true} is VALID [2020-07-18 00:21:03,934 INFO L280 TraceCheckUtils]: 27: Hoare triple {824#true} assume !(~hp_slot_ptr~0.base == 0 && ~hp_slot_ptr~0.offset == 0); {824#true} is VALID [2020-07-18 00:21:03,934 INFO L280 TraceCheckUtils]: 28: Hoare triple {824#true} SUMMARY for call write~int(5, ~hp_slot_ptr~0.base, 4 + ~hp_slot_ptr~0.offset, 4); srcloc: L83 {824#true} is VALID [2020-07-18 00:21:03,935 INFO L263 TraceCheckUtils]: 29: Hoare triple {824#true} call #t~ret6.base, #t~ret6.offset := kzalloc(16, 1); {894#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |old(#length)| |#length|))} is VALID [2020-07-18 00:21:03,936 INFO L280 TraceCheckUtils]: 30: Hoare triple {894#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |old(#length)| |#length|))} ~size := #in~size; {824#true} is VALID [2020-07-18 00:21:03,936 INFO L280 TraceCheckUtils]: 31: Hoare triple {824#true} ~flags := #in~flags; {824#true} is VALID [2020-07-18 00:21:03,938 INFO L280 TraceCheckUtils]: 32: Hoare triple {824#true} SUMMARY for call #t~malloc0.base, #t~malloc0.offset := #Ultimate.allocOnHeap(~size); srcloc: L47-1 {899#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} is VALID [2020-07-18 00:21:03,940 INFO L263 TraceCheckUtils]: 33: Hoare triple {899#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} call #Ultimate.meminit(#t~malloc0.base, #t~malloc0.offset, 1, ~size, ~size); {898#(= |#memory_int| |old(#memory_int)|)} is VALID [2020-07-18 00:21:03,941 INFO L280 TraceCheckUtils]: 34: Hoare triple {898#(= |#memory_int| |old(#memory_int)|)} #memory_int := ~initToZeroAtPointerBaseAddress~int(#memory_int, #ptr.base); {824#true} is VALID [2020-07-18 00:21:03,941 INFO L280 TraceCheckUtils]: 35: Hoare triple {824#true} assume true; {824#true} is VALID [2020-07-18 00:21:03,942 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {824#true} {899#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} #153#return; {899#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} is VALID [2020-07-18 00:21:03,944 INFO L280 TraceCheckUtils]: 37: Hoare triple {899#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} #res.base, #res.offset := #t~malloc0.base, #t~malloc0.offset; {903#(or (<= 1 |kzalloc_#res.base|) (<= (+ |kzalloc_#res.base| 1) 0))} is VALID [2020-07-18 00:21:03,945 INFO L280 TraceCheckUtils]: 38: Hoare triple {903#(or (<= 1 |kzalloc_#res.base|) (<= (+ |kzalloc_#res.base| 1) 0))} assume true; {903#(or (<= 1 |kzalloc_#res.base|) (<= (+ |kzalloc_#res.base| 1) 0))} is VALID [2020-07-18 00:21:03,947 INFO L275 TraceCheckUtils]: 39: Hoare quadruple {903#(or (<= 1 |kzalloc_#res.base|) (<= (+ |kzalloc_#res.base| 1) 0))} {824#true} #137#return; {892#(not (= 0 |ebda_rsrc_controller_#t~ret6.base|))} is VALID [2020-07-18 00:21:03,948 INFO L280 TraceCheckUtils]: 40: Hoare triple {892#(not (= 0 |ebda_rsrc_controller_#t~ret6.base|))} ~tmp_slot~0.base, ~tmp_slot~0.offset := #t~ret6.base, #t~ret6.offset; {893#(not (= 0 ~tmp_slot~0.base))} is VALID [2020-07-18 00:21:03,949 INFO L280 TraceCheckUtils]: 41: Hoare triple {893#(not (= 0 ~tmp_slot~0.base))} havoc #t~ret6.base, #t~ret6.offset; {893#(not (= 0 ~tmp_slot~0.base))} is VALID [2020-07-18 00:21:03,950 INFO L280 TraceCheckUtils]: 42: Hoare triple {893#(not (= 0 ~tmp_slot~0.base))} assume ~tmp_slot~0.base == 0 && ~tmp_slot~0.offset == 0; {825#false} is VALID [2020-07-18 00:21:03,950 INFO L280 TraceCheckUtils]: 43: Hoare triple {825#false} ~rc~0 := -2; {825#false} is VALID [2020-07-18 00:21:03,951 INFO L280 TraceCheckUtils]: 44: Hoare triple {825#false} #res := ~rc~0; {825#false} is VALID [2020-07-18 00:21:03,951 INFO L280 TraceCheckUtils]: 45: Hoare triple {825#false} assume true; {825#false} is VALID [2020-07-18 00:21:03,951 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {825#false} {824#true} #147#return; {825#false} is VALID [2020-07-18 00:21:03,951 INFO L280 TraceCheckUtils]: 47: Hoare triple {825#false} assume -2147483648 <= #t~ret11 && #t~ret11 <= 2147483647; {825#false} is VALID [2020-07-18 00:21:03,952 INFO L280 TraceCheckUtils]: 48: Hoare triple {825#false} havoc #t~ret11; {825#false} is VALID [2020-07-18 00:21:03,952 INFO L280 TraceCheckUtils]: 49: Hoare triple {825#false} assume 0 == ~used_tmp_slot~0; {825#false} is VALID [2020-07-18 00:21:03,952 INFO L280 TraceCheckUtils]: 50: Hoare triple {825#false} assume !(0 != ~freed_tmp_slot~0); {825#false} is VALID [2020-07-18 00:21:03,953 INFO L263 TraceCheckUtils]: 51: Hoare triple {825#false} call __blast_assert(); {825#false} is VALID [2020-07-18 00:21:03,953 INFO L280 TraceCheckUtils]: 52: Hoare triple {825#false} assume !false; {825#false} is VALID [2020-07-18 00:21:03,958 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-07-18 00:21:03,959 INFO L192 leratedInterpolation]: Finished Analysing Program using PRECISE loop Acceleration [2020-07-18 00:21:03,960 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [458003427] [2020-07-18 00:21:03,960 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-18 00:21:03,961 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-07-18 00:21:03,961 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1338028166] [2020-07-18 00:21:03,962 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 53 [2020-07-18 00:21:03,963 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-18 00:21:03,963 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 10 states. [2020-07-18 00:21:04,027 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 49 edges. 49 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 00:21:04,027 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-07-18 00:21:04,028 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-18 00:21:04,028 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-07-18 00:21:04,028 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-07-18 00:21:04,029 INFO L87 Difference]: Start difference. First operand 99 states and 106 transitions. Second operand 10 states. [2020-07-18 00:21:06,302 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 00:21:06,303 INFO L93 Difference]: Finished difference Result 123 states and 128 transitions. [2020-07-18 00:21:06,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-07-18 00:21:06,303 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 53 [2020-07-18 00:21:06,304 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-18 00:21:06,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2020-07-18 00:21:06,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 128 transitions. [2020-07-18 00:21:06,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2020-07-18 00:21:06,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 128 transitions. [2020-07-18 00:21:06,319 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 18 states and 128 transitions. [2020-07-18 00:21:06,530 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 128 edges. 128 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 00:21:06,536 INFO L225 Difference]: With dead ends: 123 [2020-07-18 00:21:06,536 INFO L226 Difference]: Without dead ends: 112 [2020-07-18 00:21:06,538 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=75, Invalid=305, Unknown=0, NotChecked=0, Total=380 [2020-07-18 00:21:06,539 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 112 states. [2020-07-18 00:21:06,846 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 112 to 108. [2020-07-18 00:21:06,847 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-18 00:21:06,847 INFO L82 GeneralOperation]: Start isEquivalent. First operand 112 states. Second operand 108 states. [2020-07-18 00:21:06,847 INFO L74 IsIncluded]: Start isIncluded. First operand 112 states. Second operand 108 states. [2020-07-18 00:21:06,847 INFO L87 Difference]: Start difference. First operand 112 states. Second operand 108 states. [2020-07-18 00:21:06,855 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 00:21:06,855 INFO L93 Difference]: Finished difference Result 112 states and 117 transitions. [2020-07-18 00:21:06,856 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 117 transitions. [2020-07-18 00:21:06,857 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 00:21:06,857 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 00:21:06,857 INFO L74 IsIncluded]: Start isIncluded. First operand 108 states. Second operand 112 states. [2020-07-18 00:21:06,858 INFO L87 Difference]: Start difference. First operand 108 states. Second operand 112 states. [2020-07-18 00:21:06,865 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 00:21:06,866 INFO L93 Difference]: Finished difference Result 112 states and 117 transitions. [2020-07-18 00:21:06,866 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 117 transitions. [2020-07-18 00:21:06,868 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 00:21:06,868 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 00:21:06,868 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-18 00:21:06,868 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-18 00:21:06,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 108 states. [2020-07-18 00:21:06,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 113 transitions. [2020-07-18 00:21:06,875 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 113 transitions. Word has length 53 [2020-07-18 00:21:06,875 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-18 00:21:06,876 INFO L479 AbstractCegarLoop]: Abstraction has 108 states and 113 transitions. [2020-07-18 00:21:06,876 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-07-18 00:21:06,876 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 108 states and 113 transitions. [2020-07-18 00:21:07,083 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 113 edges. 113 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 00:21:07,084 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 113 transitions. [2020-07-18 00:21:07,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2020-07-18 00:21:07,087 INFO L414 BasicCegarLoop]: Found error trace [2020-07-18 00:21:07,088 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-18 00:21:07,088 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-18 00:21:07,088 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-18 00:21:07,088 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-18 00:21:07,089 INFO L82 PathProgramCache]: Analyzing trace with hash 1972643668, now seen corresponding path program 1 times [2020-07-18 00:21:07,089 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-18 00:21:07,089 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [55178530] [2020-07-18 00:21:07,089 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-18 00:21:07,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-18 00:21:07,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-18 00:21:07,236 INFO L192 leratedInterpolation]: Finished Analysing Program using PRECISE loop Acceleration [2020-07-18 00:21:07,236 INFO L174 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found a feasible trace [2020-07-18 00:21:07,236 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-07-18 00:21:07,237 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-18 00:21:07,272 WARN L170 areAnnotationChecker]: ibmphp_find_same_bus_numENTRY has no Hoare annotation [2020-07-18 00:21:07,273 WARN L170 areAnnotationChecker]: ULTIMATE.initENTRY has no Hoare annotation [2020-07-18 00:21:07,273 WARN L170 areAnnotationChecker]: kfreeENTRY has no Hoare annotation [2020-07-18 00:21:07,273 WARN L170 areAnnotationChecker]: kzallocENTRY has no Hoare annotation [2020-07-18 00:21:07,273 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-18 00:21:07,273 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-18 00:21:07,273 WARN L170 areAnnotationChecker]: __blast_assertENTRY has no Hoare annotation [2020-07-18 00:21:07,274 WARN L170 areAnnotationChecker]: __blast_assertENTRY has no Hoare annotation [2020-07-18 00:21:07,274 WARN L170 areAnnotationChecker]: ibmphp_init_devnoENTRY has no Hoare annotation [2020-07-18 00:21:07,274 WARN L170 areAnnotationChecker]: ebda_rsrc_controllerENTRY has no Hoare annotation [2020-07-18 00:21:07,274 WARN L170 areAnnotationChecker]: fillslotinfoENTRY has no Hoare annotation [2020-07-18 00:21:07,274 WARN L170 areAnnotationChecker]: mainENTRY has no Hoare annotation [2020-07-18 00:21:07,274 WARN L170 areAnnotationChecker]: mainENTRY has no Hoare annotation [2020-07-18 00:21:07,274 WARN L170 areAnnotationChecker]: #Ultimate.meminitENTRY has no Hoare annotation [2020-07-18 00:21:07,275 WARN L170 areAnnotationChecker]: L56 has no Hoare annotation [2020-07-18 00:21:07,275 WARN L170 areAnnotationChecker]: L56 has no Hoare annotation [2020-07-18 00:21:07,275 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-18 00:21:07,275 WARN L170 areAnnotationChecker]: L50 has no Hoare annotation [2020-07-18 00:21:07,275 WARN L170 areAnnotationChecker]: L50 has no Hoare annotation [2020-07-18 00:21:07,275 WARN L170 areAnnotationChecker]: L47 has no Hoare annotation [2020-07-18 00:21:07,275 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-18 00:21:07,275 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-18 00:21:07,276 WARN L170 areAnnotationChecker]: __blast_assertFINAL has no Hoare annotation [2020-07-18 00:21:07,276 WARN L170 areAnnotationChecker]: L69 has no Hoare annotation [2020-07-18 00:21:07,276 WARN L170 areAnnotationChecker]: L75 has no Hoare annotation [2020-07-18 00:21:07,276 WARN L170 areAnnotationChecker]: L64 has no Hoare annotation [2020-07-18 00:21:07,276 WARN L170 areAnnotationChecker]: L136 has no Hoare annotation [2020-07-18 00:21:07,276 WARN L170 areAnnotationChecker]: #Ultimate.meminitFINAL has no Hoare annotation [2020-07-18 00:21:07,276 WARN L170 areAnnotationChecker]: L56-1 has no Hoare annotation [2020-07-18 00:21:07,276 WARN L170 areAnnotationChecker]: L56-2 has no Hoare annotation [2020-07-18 00:21:07,277 WARN L170 areAnnotationChecker]: L-1-1 has no Hoare annotation [2020-07-18 00:21:07,277 WARN L170 areAnnotationChecker]: L51 has no Hoare annotation [2020-07-18 00:21:07,277 WARN L170 areAnnotationChecker]: L50-2 has no Hoare annotation [2020-07-18 00:21:07,277 WARN L170 areAnnotationChecker]: L47-1 has no Hoare annotation [2020-07-18 00:21:07,277 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-18 00:21:07,277 WARN L170 areAnnotationChecker]: __blast_assertEXIT has no Hoare annotation [2020-07-18 00:21:07,277 WARN L170 areAnnotationChecker]: L69-1 has no Hoare annotation [2020-07-18 00:21:07,277 WARN L170 areAnnotationChecker]: L76 has no Hoare annotation [2020-07-18 00:21:07,278 WARN L170 areAnnotationChecker]: L64-1 has no Hoare annotation [2020-07-18 00:21:07,278 WARN L170 areAnnotationChecker]: L136-1 has no Hoare annotation [2020-07-18 00:21:07,278 WARN L170 areAnnotationChecker]: #Ultimate.meminitEXIT has no Hoare annotation [2020-07-18 00:21:07,278 WARN L170 areAnnotationChecker]: L57 has no Hoare annotation [2020-07-18 00:21:07,278 WARN L170 areAnnotationChecker]: L59 has no Hoare annotation [2020-07-18 00:21:07,278 WARN L170 areAnnotationChecker]: L59 has no Hoare annotation [2020-07-18 00:21:07,278 WARN L170 areAnnotationChecker]: L40 has no Hoare annotation [2020-07-18 00:21:07,278 WARN L170 areAnnotationChecker]: kfreeEXIT has no Hoare annotation [2020-07-18 00:21:07,279 WARN L170 areAnnotationChecker]: L47-2 has no Hoare annotation [2020-07-18 00:21:07,279 WARN L170 areAnnotationChecker]: L47-2 has no Hoare annotation [2020-07-18 00:21:07,279 WARN L170 areAnnotationChecker]: L137-1 has no Hoare annotation [2020-07-18 00:21:07,279 WARN L170 areAnnotationChecker]: L69-2 has no Hoare annotation [2020-07-18 00:21:07,280 WARN L170 areAnnotationChecker]: L78 has no Hoare annotation [2020-07-18 00:21:07,280 WARN L170 areAnnotationChecker]: L78 has no Hoare annotation [2020-07-18 00:21:07,280 WARN L170 areAnnotationChecker]: L64-2 has no Hoare annotation [2020-07-18 00:21:07,280 WARN L170 areAnnotationChecker]: L137 has no Hoare annotation [2020-07-18 00:21:07,280 WARN L170 areAnnotationChecker]: L137 has no Hoare annotation [2020-07-18 00:21:07,280 WARN L170 areAnnotationChecker]: L47-3 has no Hoare annotation [2020-07-18 00:21:07,280 WARN L170 areAnnotationChecker]: ibmphp_find_same_bus_numFINAL has no Hoare annotation [2020-07-18 00:21:07,281 WARN L170 areAnnotationChecker]: L59-1 has no Hoare annotation [2020-07-18 00:21:07,281 WARN L170 areAnnotationChecker]: L41 has no Hoare annotation [2020-07-18 00:21:07,281 WARN L170 areAnnotationChecker]: L127-1 has no Hoare annotation [2020-07-18 00:21:07,281 WARN L170 areAnnotationChecker]: mainEXIT has no Hoare annotation [2020-07-18 00:21:07,281 WARN L170 areAnnotationChecker]: ibmphp_init_devnoFINAL has no Hoare annotation [2020-07-18 00:21:07,281 WARN L170 areAnnotationChecker]: L78-1 has no Hoare annotation [2020-07-18 00:21:07,281 WARN L170 areAnnotationChecker]: fillslotinfoFINAL has no Hoare annotation [2020-07-18 00:21:07,282 WARN L170 areAnnotationChecker]: L138 has no Hoare annotation [2020-07-18 00:21:07,282 WARN L170 areAnnotationChecker]: L138 has no Hoare annotation [2020-07-18 00:21:07,282 WARN L170 areAnnotationChecker]: kzallocFINAL has no Hoare annotation [2020-07-18 00:21:07,282 WARN L170 areAnnotationChecker]: ibmphp_find_same_bus_numEXIT has no Hoare annotation [2020-07-18 00:21:07,282 WARN L170 areAnnotationChecker]: L59-2 has no Hoare annotation [2020-07-18 00:21:07,282 WARN L170 areAnnotationChecker]: L42 has no Hoare annotation [2020-07-18 00:21:07,283 WARN L170 areAnnotationChecker]: L128 has no Hoare annotation [2020-07-18 00:21:07,283 WARN L170 areAnnotationChecker]: ibmphp_init_devnoEXIT has no Hoare annotation [2020-07-18 00:21:07,283 WARN L170 areAnnotationChecker]: L78-2 has no Hoare annotation [2020-07-18 00:21:07,283 WARN L170 areAnnotationChecker]: fillslotinfoEXIT has no Hoare annotation [2020-07-18 00:21:07,283 WARN L170 areAnnotationChecker]: L138-2 has no Hoare annotation [2020-07-18 00:21:07,283 WARN L170 areAnnotationChecker]: L138-2 has no Hoare annotation [2020-07-18 00:21:07,283 WARN L170 areAnnotationChecker]: kzallocEXIT has no Hoare annotation [2020-07-18 00:21:07,284 WARN L170 areAnnotationChecker]: kzallocEXIT has no Hoare annotation [2020-07-18 00:21:07,284 WARN L170 areAnnotationChecker]: kzallocEXIT has no Hoare annotation [2020-07-18 00:21:07,284 WARN L170 areAnnotationChecker]: L98 has no Hoare annotation [2020-07-18 00:21:07,284 WARN L170 areAnnotationChecker]: ULTIMATE.initFINAL has no Hoare annotation [2020-07-18 00:21:07,284 WARN L170 areAnnotationChecker]: ebda_rsrc_controllerFINAL has no Hoare annotation [2020-07-18 00:21:07,284 WARN L170 areAnnotationChecker]: L120-1 has no Hoare annotation [2020-07-18 00:21:07,285 WARN L170 areAnnotationChecker]: L79 has no Hoare annotation [2020-07-18 00:21:07,285 WARN L170 areAnnotationChecker]: L79 has no Hoare annotation [2020-07-18 00:21:07,285 WARN L170 areAnnotationChecker]: L116-1 has no Hoare annotation [2020-07-18 00:21:07,285 WARN L170 areAnnotationChecker]: L85 has no Hoare annotation [2020-07-18 00:21:07,285 WARN L170 areAnnotationChecker]: L98-1 has no Hoare annotation [2020-07-18 00:21:07,285 WARN L170 areAnnotationChecker]: ULTIMATE.initEXIT has no Hoare annotation [2020-07-18 00:21:07,285 WARN L170 areAnnotationChecker]: ebda_rsrc_controllerEXIT has no Hoare annotation [2020-07-18 00:21:07,285 WARN L170 areAnnotationChecker]: L120-2 has no Hoare annotation [2020-07-18 00:21:07,286 WARN L170 areAnnotationChecker]: L80 has no Hoare annotation [2020-07-18 00:21:07,286 WARN L170 areAnnotationChecker]: L83 has no Hoare annotation [2020-07-18 00:21:07,286 WARN L170 areAnnotationChecker]: L116-2 has no Hoare annotation [2020-07-18 00:21:07,286 WARN L170 areAnnotationChecker]: L85-1 has no Hoare annotation [2020-07-18 00:21:07,286 WARN L170 areAnnotationChecker]: L99 has no Hoare annotation [2020-07-18 00:21:07,286 WARN L170 areAnnotationChecker]: L99 has no Hoare annotation [2020-07-18 00:21:07,286 WARN L170 areAnnotationChecker]: L120-3 has no Hoare annotation [2020-07-18 00:21:07,286 WARN L170 areAnnotationChecker]: L83-1 has no Hoare annotation [2020-07-18 00:21:07,287 WARN L170 areAnnotationChecker]: L83-1 has no Hoare annotation [2020-07-18 00:21:07,287 WARN L170 areAnnotationChecker]: L116-3 has no Hoare annotation [2020-07-18 00:21:07,287 WARN L170 areAnnotationChecker]: L87 has no Hoare annotation [2020-07-18 00:21:07,287 WARN L170 areAnnotationChecker]: L87 has no Hoare annotation [2020-07-18 00:21:07,287 WARN L170 areAnnotationChecker]: L100 has no Hoare annotation [2020-07-18 00:21:07,287 WARN L170 areAnnotationChecker]: L108 has no Hoare annotation [2020-07-18 00:21:07,287 WARN L170 areAnnotationChecker]: L121 has no Hoare annotation [2020-07-18 00:21:07,287 WARN L170 areAnnotationChecker]: L121 has no Hoare annotation [2020-07-18 00:21:07,288 WARN L170 areAnnotationChecker]: L117 has no Hoare annotation [2020-07-18 00:21:07,294 WARN L170 areAnnotationChecker]: L117 has no Hoare annotation [2020-07-18 00:21:07,294 WARN L170 areAnnotationChecker]: L88 has no Hoare annotation [2020-07-18 00:21:07,295 WARN L170 areAnnotationChecker]: L92 has no Hoare annotation [2020-07-18 00:21:07,295 WARN L170 areAnnotationChecker]: L122 has no Hoare annotation [2020-07-18 00:21:07,298 WARN L170 areAnnotationChecker]: L108-1 has no Hoare annotation [2020-07-18 00:21:07,299 WARN L170 areAnnotationChecker]: L124 has no Hoare annotation [2020-07-18 00:21:07,299 WARN L170 areAnnotationChecker]: L120 has no Hoare annotation [2020-07-18 00:21:07,299 WARN L170 areAnnotationChecker]: L120 has no Hoare annotation [2020-07-18 00:21:07,299 WARN L170 areAnnotationChecker]: L93 has no Hoare annotation [2020-07-18 00:21:07,300 WARN L170 areAnnotationChecker]: L127 has no Hoare annotation [2020-07-18 00:21:07,301 WARN L170 areAnnotationChecker]: L127 has no Hoare annotation [2020-07-18 00:21:07,301 WARN L170 areAnnotationChecker]: L111 has no Hoare annotation [2020-07-18 00:21:07,301 WARN L170 areAnnotationChecker]: L95 has no Hoare annotation [2020-07-18 00:21:07,301 WARN L170 areAnnotationChecker]: L111-1 has no Hoare annotation [2020-07-18 00:21:07,301 WARN L170 areAnnotationChecker]: L95-1 has no Hoare annotation [2020-07-18 00:21:07,301 WARN L170 areAnnotationChecker]: L113 has no Hoare annotation [2020-07-18 00:21:07,302 WARN L170 areAnnotationChecker]: L96 has no Hoare annotation [2020-07-18 00:21:07,302 WARN L170 areAnnotationChecker]: L96 has no Hoare annotation [2020-07-18 00:21:07,302 WARN L170 areAnnotationChecker]: L116 has no Hoare annotation [2020-07-18 00:21:07,302 WARN L170 areAnnotationChecker]: L116 has no Hoare annotation [2020-07-18 00:21:07,302 INFO L163 areAnnotationChecker]: CFG has 0 edges. 0 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing. [2020-07-18 00:21:07,309 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.07 12:21:07 BoogieIcfgContainer [2020-07-18 00:21:07,310 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-18 00:21:07,322 INFO L168 Benchmark]: Toolchain (without parser) took 9844.96 ms. Allocated memory was 141.0 MB in the beginning and 333.4 MB in the end (delta: 192.4 MB). Free memory was 97.8 MB in the beginning and 125.0 MB in the end (delta: -27.2 MB). Peak memory consumption was 165.2 MB. Max. memory is 7.1 GB. [2020-07-18 00:21:07,323 INFO L168 Benchmark]: CDTParser took 1.07 ms. Allocated memory is still 141.0 MB. Free memory was 116.4 MB in the beginning and 116.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-18 00:21:07,325 INFO L168 Benchmark]: CACSL2BoogieTranslator took 586.39 ms. Allocated memory was 141.0 MB in the beginning and 199.2 MB in the end (delta: 58.2 MB). Free memory was 97.6 MB in the beginning and 177.8 MB in the end (delta: -80.2 MB). Peak memory consumption was 21.5 MB. Max. memory is 7.1 GB. [2020-07-18 00:21:07,327 INFO L168 Benchmark]: Boogie Preprocessor took 86.69 ms. Allocated memory is still 199.2 MB. Free memory was 177.8 MB in the beginning and 175.1 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. [2020-07-18 00:21:07,330 INFO L168 Benchmark]: RCFGBuilder took 914.25 ms. Allocated memory is still 199.2 MB. Free memory was 175.1 MB in the beginning and 131.3 MB in the end (delta: 43.8 MB). Peak memory consumption was 43.8 MB. Max. memory is 7.1 GB. [2020-07-18 00:21:07,336 INFO L168 Benchmark]: TraceAbstraction took 8244.83 ms. Allocated memory was 199.2 MB in the beginning and 333.4 MB in the end (delta: 134.2 MB). Free memory was 131.3 MB in the beginning and 125.0 MB in the end (delta: 6.3 MB). Peak memory consumption was 140.5 MB. Max. memory is 7.1 GB. [2020-07-18 00:21:07,346 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.07 ms. Allocated memory is still 141.0 MB. Free memory was 116.4 MB in the beginning and 116.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 586.39 ms. Allocated memory was 141.0 MB in the beginning and 199.2 MB in the end (delta: 58.2 MB). Free memory was 97.6 MB in the beginning and 177.8 MB in the end (delta: -80.2 MB). Peak memory consumption was 21.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 86.69 ms. Allocated memory is still 199.2 MB. Free memory was 177.8 MB in the beginning and 175.1 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 914.25 ms. Allocated memory is still 199.2 MB. Free memory was 175.1 MB in the beginning and 131.3 MB in the end (delta: 43.8 MB). Peak memory consumption was 43.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 8244.83 ms. Allocated memory was 199.2 MB in the beginning and 333.4 MB in the end (delta: 134.2 MB). Free memory was 131.3 MB in the beginning and 125.0 MB in the end (delta: 6.3 MB). Peak memory consumption was 140.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 7]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L40] struct slot *tmp_slot; [L41] int used_tmp_slot = 0; [L42] int freed_tmp_slot = 1; [L136] CALL ebda_rsrc_controller() [L73] struct hotplug_slot *hp_slot_ptr; [L75] struct bus_info *bus_info_ptr1; [L76] int rc; [L78] CALL, EXPR kzalloc(sizeof(*hp_slot_ptr), 1) [L47] EXPR, FCALL calloc(1, size) [L47] return calloc(1, size); [L78] RET, EXPR kzalloc(sizeof(*hp_slot_ptr), 1) [L78] hp_slot_ptr = kzalloc(sizeof(*hp_slot_ptr), 1) [L79] COND FALSE !(!hp_slot_ptr) [L83] hp_slot_ptr->b = 5 [L85] CALL, EXPR kzalloc(sizeof(*tmp_slot), 1) [L47] EXPR, FCALL calloc(1, size) [L47] return calloc(1, size); [L85] RET, EXPR kzalloc(sizeof(*tmp_slot), 1) [L85] tmp_slot = kzalloc(sizeof(*tmp_slot), 1) [L87] COND FALSE !(!tmp_slot) [L92] used_tmp_slot = 0 [L93] freed_tmp_slot = 0 [L95] tmp_slot->a = 2 [L96] tmp_slot->b = 3 [L98] CALL, EXPR ibmphp_find_same_bus_num() [L56] COND TRUE __VERIFIER_nondet_int() [L57] return 0; [L98] RET, EXPR ibmphp_find_same_bus_num() [L98] bus_info_ptr1 = ibmphp_find_same_bus_num() [L99] COND TRUE !bus_info_ptr1 [L100] rc = -3 [L127] EXPR hp_slot_ptr->private [L127] CALL kfree(hp_slot_ptr->private) [L50] COND FALSE !(p!=0 && p==tmp_slot) [L127] RET kfree(hp_slot_ptr->private) [L132] return rc; [L136] RET ebda_rsrc_controller() [L137] COND TRUE !used_tmp_slot [L138] (freed_tmp_slot) ? (0) : __blast_assert () [L138] CALL __blast_assert () [L7] __VERIFIER_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 11 procedures, 106 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 8.0s, OverallIterations: 3, TraceHistogramMax: 2, AutomataDifference: 5.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 190 SDtfs, 329 SDslu, 478 SDs, 0 SdLazy, 599 SolverSat, 90 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 71 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 53 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=108occurred in iteration=2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.6s AutomataMinimizationTime, 2 MinimizatonAttempts, 8 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: No data available, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...