/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.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-267fbe0 [2020-07-18 00:20:55,309 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-18 00:20:55,311 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-18 00:20:55,330 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-18 00:20:55,330 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-18 00:20:55,331 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-18 00:20:55,333 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-18 00:20:55,343 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-18 00:20:55,347 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-18 00:20:55,349 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-18 00:20:55,351 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-18 00:20:55,354 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-18 00:20:55,354 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-18 00:20:55,355 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-18 00:20:55,358 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-18 00:20:55,359 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-18 00:20:55,360 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-18 00:20:55,361 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-18 00:20:55,362 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-18 00:20:55,367 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-18 00:20:55,372 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-18 00:20:55,375 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-18 00:20:55,376 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-18 00:20:55,377 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-18 00:20:55,379 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-18 00:20:55,379 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-18 00:20:55,380 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-18 00:20:55,382 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-18 00:20:55,382 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-18 00:20:55,383 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-18 00:20:55,384 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-18 00:20:55,384 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-18 00:20:55,385 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-18 00:20:55,386 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-18 00:20:55,387 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-18 00:20:55,387 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-18 00:20:55,388 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-18 00:20:55,388 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-18 00:20:55,388 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-18 00:20:55,389 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-18 00:20:55,390 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-18 00:20:55,391 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 00:20:55,421 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-18 00:20:55,422 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-18 00:20:55,426 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-18 00:20:55,427 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-18 00:20:55,427 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-18 00:20:55,427 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-18 00:20:55,427 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-18 00:20:55,427 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-18 00:20:55,428 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-18 00:20:55,428 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-18 00:20:55,428 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-18 00:20:55,430 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-18 00:20:55,430 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-18 00:20:55,431 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-18 00:20:55,431 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-18 00:20:55,431 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-07-18 00:20:55,431 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-18 00:20:55,431 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-18 00:20:55,432 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-18 00:20:55,432 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-18 00:20:55,432 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-07-18 00:20:55,433 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-18 00:20:55,433 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-07-18 00:20:55,731 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-18 00:20:55,753 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-18 00:20:55,756 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-18 00:20:55,757 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-18 00:20:55,758 INFO L275 PluginConnector]: CDTParser initialized [2020-07-18 00:20:55,758 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/rule57_ebda_blast.i [2020-07-18 00:20:55,834 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ae41a8f3/84541538292e49fabf1cc64c7e6644c7/FLAGe2f78226c [2020-07-18 00:20:56,296 INFO L306 CDTParser]: Found 1 translation units. [2020-07-18 00:20:56,297 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/rule57_ebda_blast.i [2020-07-18 00:20:56,306 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ae41a8f3/84541538292e49fabf1cc64c7e6644c7/FLAGe2f78226c [2020-07-18 00:20:56,638 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ae41a8f3/84541538292e49fabf1cc64c7e6644c7 [2020-07-18 00:20:56,649 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-18 00:20:56,653 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-18 00:20:56,654 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-18 00:20:56,654 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-18 00:20:56,659 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-18 00:20:56,661 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.07 12:20:56" (1/1) ... [2020-07-18 00:20:56,664 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e340e8b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:20:56, skipping insertion in model container [2020-07-18 00:20:56,664 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.07 12:20:56" (1/1) ... [2020-07-18 00:20:56,672 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-18 00:20:56,696 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-18 00:20:56,973 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-18 00:20:56,992 INFO L203 MainTranslator]: Completed pre-run [2020-07-18 00:20:57,019 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-18 00:20:57,142 INFO L208 MainTranslator]: Completed translation [2020-07-18 00:20:57,142 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:20:57 WrapperNode [2020-07-18 00:20:57,142 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-18 00:20:57,143 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-18 00:20:57,143 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-18 00:20:57,143 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-18 00:20:57,156 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:20:57" (1/1) ... [2020-07-18 00:20:57,156 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:20:57" (1/1) ... [2020-07-18 00:20:57,167 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:20:57" (1/1) ... [2020-07-18 00:20:57,167 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:20:57" (1/1) ... [2020-07-18 00:20:57,184 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:20:57" (1/1) ... [2020-07-18 00:20:57,188 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:20:57" (1/1) ... [2020-07-18 00:20:57,190 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:20:57" (1/1) ... [2020-07-18 00:20:57,193 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-18 00:20:57,194 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-18 00:20:57,194 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-18 00:20:57,194 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-18 00:20:57,195 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:20:57" (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 00:20:57,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-18 00:20:57,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-18 00:20:57,256 INFO L138 BoogieDeclarations]: Found implementation of procedure __blast_assert [2020-07-18 00:20:57,257 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2020-07-18 00:20:57,257 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-07-18 00:20:57,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ibmphp_find_same_bus_num [2020-07-18 00:20:57,257 INFO L138 BoogieDeclarations]: Found implementation of procedure fillslotinfo [2020-07-18 00:20:57,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ibmphp_init_devno [2020-07-18 00:20:57,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ebda_rsrc_controller [2020-07-18 00:20:57,258 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-18 00:20:57,258 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-07-18 00:20:57,258 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-18 00:20:57,259 INFO L130 BoogieDeclarations]: Found specification of procedure __blast_assert [2020-07-18 00:20:57,259 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-07-18 00:20:57,260 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2020-07-18 00:20:57,260 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-18 00:20:57,260 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-07-18 00:20:57,260 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-07-18 00:20:57,260 INFO L130 BoogieDeclarations]: Found specification of procedure ibmphp_find_same_bus_num [2020-07-18 00:20:57,261 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-18 00:20:57,261 INFO L130 BoogieDeclarations]: Found specification of procedure fillslotinfo [2020-07-18 00:20:57,261 INFO L130 BoogieDeclarations]: Found specification of procedure ibmphp_init_devno [2020-07-18 00:20:57,261 INFO L130 BoogieDeclarations]: Found specification of procedure ebda_rsrc_controller [2020-07-18 00:20:57,262 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-18 00:20:57,262 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-18 00:20:57,263 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-18 00:20:57,263 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-18 00:20:57,263 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-18 00:20:57,263 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-18 00:20:57,264 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-18 00:20:57,264 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-18 00:20:57,863 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-18 00:20:57,864 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-07-18 00:20:57,869 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.07 12:20:57 BoogieIcfgContainer [2020-07-18 00:20:57,869 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-18 00:20:57,871 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-18 00:20:57,871 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-18 00:20:57,874 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-18 00:20:57,875 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.07 12:20:56" (1/3) ... [2020-07-18 00:20:57,876 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@132d0462 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.07 12:20:57, skipping insertion in model container [2020-07-18 00:20:57,876 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:20:57" (2/3) ... [2020-07-18 00:20:57,877 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@132d0462 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.07 12:20:57, skipping insertion in model container [2020-07-18 00:20:57,877 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.07 12:20:57" (3/3) ... [2020-07-18 00:20:57,879 INFO L109 eAbstractionObserver]: Analyzing ICFG rule57_ebda_blast.i [2020-07-18 00:20:57,891 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-07-18 00:20:57,900 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-18 00:20:57,917 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-18 00:20:57,942 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-18 00:20:57,943 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-18 00:20:57,943 INFO L377 AbstractCegarLoop]: Compute interpolants for AcceleratedInterpolation [2020-07-18 00:20:57,943 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-18 00:20:57,943 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-18 00:20:57,944 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-18 00:20:57,944 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-18 00:20:57,944 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-18 00:20:57,964 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states. [2020-07-18 00:20:57,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-07-18 00:20:57,977 INFO L414 BasicCegarLoop]: Found error trace [2020-07-18 00:20:57,978 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 00:20:57,979 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-18 00:20:57,985 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-18 00:20:57,986 INFO L82 PathProgramCache]: Analyzing trace with hash -89061568, now seen corresponding path program 1 times [2020-07-18 00:20:57,995 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-18 00:20:57,996 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [223425787] [2020-07-18 00:20:57,996 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-18 00:20:58,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 00:20:58,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 00:20:58,289 INFO L280 TraceCheckUtils]: 0: Hoare triple {135#(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; {104#true} is VALID [2020-07-18 00:20:58,290 INFO L280 TraceCheckUtils]: 1: Hoare triple {104#true} #valid := #valid[0 := 0]; {104#true} is VALID [2020-07-18 00:20:58,291 INFO L280 TraceCheckUtils]: 2: Hoare triple {104#true} assume 0 < #StackHeapBarrier; {104#true} is VALID [2020-07-18 00:20:58,291 INFO L280 TraceCheckUtils]: 3: Hoare triple {104#true} ~tmp_slot~0.base, ~tmp_slot~0.offset := 0, 0; {104#true} is VALID [2020-07-18 00:20:58,292 INFO L280 TraceCheckUtils]: 4: Hoare triple {104#true} ~used_tmp_slot~0 := 0; {104#true} is VALID [2020-07-18 00:20:58,292 INFO L280 TraceCheckUtils]: 5: Hoare triple {104#true} ~freed_tmp_slot~0 := 1; {104#true} is VALID [2020-07-18 00:20:58,293 INFO L280 TraceCheckUtils]: 6: Hoare triple {104#true} assume true; {104#true} is VALID [2020-07-18 00:20:58,293 INFO L275 TraceCheckUtils]: 7: Hoare quadruple {104#true} {104#true} #147#return; {104#true} is VALID [2020-07-18 00:20:58,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 00:20:58,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 00:20:58,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 00:20:58,576 INFO L280 TraceCheckUtils]: 0: Hoare triple {155#(= |#memory_int| |old(#memory_int)|)} #memory_int := ~initToZeroAtPointerBaseAddress~int(#memory_int, #ptr.base); {104#true} is VALID [2020-07-18 00:20:58,576 INFO L280 TraceCheckUtils]: 1: Hoare triple {104#true} assume true; {104#true} is VALID [2020-07-18 00:20:58,578 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {104#true} {150#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} #145#return; {150#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} is VALID [2020-07-18 00:20:58,579 INFO L280 TraceCheckUtils]: 0: Hoare triple {149#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |old(#length)| |#length|))} ~size := #in~size; {104#true} is VALID [2020-07-18 00:20:58,579 INFO L280 TraceCheckUtils]: 1: Hoare triple {104#true} ~flags := #in~flags; {104#true} is VALID [2020-07-18 00:20:58,581 INFO L280 TraceCheckUtils]: 2: Hoare triple {104#true} SUMMARY for call #t~malloc0.base, #t~malloc0.offset := #Ultimate.allocOnHeap(~size); srcloc: L46-1 {150#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} is VALID [2020-07-18 00:20:58,583 INFO L263 TraceCheckUtils]: 3: Hoare triple {150#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} call #Ultimate.meminit(#t~malloc0.base, #t~malloc0.offset, 1, ~size, ~size); {155#(= |#memory_int| |old(#memory_int)|)} is VALID [2020-07-18 00:20:58,584 INFO L280 TraceCheckUtils]: 4: Hoare triple {155#(= |#memory_int| |old(#memory_int)|)} #memory_int := ~initToZeroAtPointerBaseAddress~int(#memory_int, #ptr.base); {104#true} is VALID [2020-07-18 00:20:58,584 INFO L280 TraceCheckUtils]: 5: Hoare triple {104#true} assume true; {104#true} is VALID [2020-07-18 00:20:58,586 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {104#true} {150#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} #145#return; {150#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} is VALID [2020-07-18 00:20:58,587 INFO L280 TraceCheckUtils]: 7: Hoare triple {150#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} #res.base, #res.offset := #t~malloc0.base, #t~malloc0.offset; {154#(or (<= 1 |kzalloc_#res.base|) (<= (+ |kzalloc_#res.base| 1) 0))} is VALID [2020-07-18 00:20:58,588 INFO L280 TraceCheckUtils]: 8: Hoare triple {154#(or (<= 1 |kzalloc_#res.base|) (<= (+ |kzalloc_#res.base| 1) 0))} assume true; {154#(or (<= 1 |kzalloc_#res.base|) (<= (+ |kzalloc_#res.base| 1) 0))} is VALID [2020-07-18 00:20:58,590 INFO L275 TraceCheckUtils]: 9: Hoare quadruple {154#(or (<= 1 |kzalloc_#res.base|) (<= (+ |kzalloc_#res.base| 1) 0))} {104#true} #127#return; {147#(not (= 0 |ebda_rsrc_controller_#t~ret4.base|))} is VALID [2020-07-18 00:20:58,592 INFO L280 TraceCheckUtils]: 0: Hoare triple {136#(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; {104#true} is VALID [2020-07-18 00:20:58,592 INFO L280 TraceCheckUtils]: 1: Hoare triple {104#true} havoc ~bus_info_ptr1~0.base, ~bus_info_ptr1~0.offset; {104#true} is VALID [2020-07-18 00:20:58,593 INFO L280 TraceCheckUtils]: 2: Hoare triple {104#true} havoc ~rc~0; {104#true} is VALID [2020-07-18 00:20:58,594 INFO L263 TraceCheckUtils]: 3: Hoare triple {104#true} call #t~ret4.base, #t~ret4.offset := kzalloc(8, 1); {149#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |old(#length)| |#length|))} is VALID [2020-07-18 00:20:58,595 INFO L280 TraceCheckUtils]: 4: Hoare triple {149#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |old(#length)| |#length|))} ~size := #in~size; {104#true} is VALID [2020-07-18 00:20:58,595 INFO L280 TraceCheckUtils]: 5: Hoare triple {104#true} ~flags := #in~flags; {104#true} is VALID [2020-07-18 00:20:58,596 INFO L280 TraceCheckUtils]: 6: Hoare triple {104#true} SUMMARY for call #t~malloc0.base, #t~malloc0.offset := #Ultimate.allocOnHeap(~size); srcloc: L46-1 {150#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} is VALID [2020-07-18 00:20:58,598 INFO L263 TraceCheckUtils]: 7: Hoare triple {150#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} call #Ultimate.meminit(#t~malloc0.base, #t~malloc0.offset, 1, ~size, ~size); {155#(= |#memory_int| |old(#memory_int)|)} is VALID [2020-07-18 00:20:58,599 INFO L280 TraceCheckUtils]: 8: Hoare triple {155#(= |#memory_int| |old(#memory_int)|)} #memory_int := ~initToZeroAtPointerBaseAddress~int(#memory_int, #ptr.base); {104#true} is VALID [2020-07-18 00:20:58,599 INFO L280 TraceCheckUtils]: 9: Hoare triple {104#true} assume true; {104#true} is VALID [2020-07-18 00:20:58,601 INFO L275 TraceCheckUtils]: 10: Hoare quadruple {104#true} {150#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} #145#return; {150#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} is VALID [2020-07-18 00:20:58,602 INFO L280 TraceCheckUtils]: 11: Hoare triple {150#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} #res.base, #res.offset := #t~malloc0.base, #t~malloc0.offset; {154#(or (<= 1 |kzalloc_#res.base|) (<= (+ |kzalloc_#res.base| 1) 0))} is VALID [2020-07-18 00:20:58,603 INFO L280 TraceCheckUtils]: 12: Hoare triple {154#(or (<= 1 |kzalloc_#res.base|) (<= (+ |kzalloc_#res.base| 1) 0))} assume true; {154#(or (<= 1 |kzalloc_#res.base|) (<= (+ |kzalloc_#res.base| 1) 0))} is VALID [2020-07-18 00:20:58,604 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {154#(or (<= 1 |kzalloc_#res.base|) (<= (+ |kzalloc_#res.base| 1) 0))} {104#true} #127#return; {147#(not (= 0 |ebda_rsrc_controller_#t~ret4.base|))} is VALID [2020-07-18 00:20:58,605 INFO L280 TraceCheckUtils]: 14: Hoare triple {147#(not (= 0 |ebda_rsrc_controller_#t~ret4.base|))} ~hp_slot_ptr~0.base, ~hp_slot_ptr~0.offset := #t~ret4.base, #t~ret4.offset; {148#(not (= 0 ebda_rsrc_controller_~hp_slot_ptr~0.base))} is VALID [2020-07-18 00:20:58,606 INFO L280 TraceCheckUtils]: 15: Hoare triple {148#(not (= 0 ebda_rsrc_controller_~hp_slot_ptr~0.base))} havoc #t~ret4.base, #t~ret4.offset; {148#(not (= 0 ebda_rsrc_controller_~hp_slot_ptr~0.base))} is VALID [2020-07-18 00:20:58,607 INFO L280 TraceCheckUtils]: 16: Hoare triple {148#(not (= 0 ebda_rsrc_controller_~hp_slot_ptr~0.base))} assume ~hp_slot_ptr~0.base == 0 && ~hp_slot_ptr~0.offset == 0; {105#false} is VALID [2020-07-18 00:20:58,608 INFO L280 TraceCheckUtils]: 17: Hoare triple {105#false} ~rc~0 := -2; {105#false} is VALID [2020-07-18 00:20:58,608 INFO L280 TraceCheckUtils]: 18: Hoare triple {105#false} #res := ~rc~0; {105#false} is VALID [2020-07-18 00:20:58,608 INFO L280 TraceCheckUtils]: 19: Hoare triple {105#false} assume true; {105#false} is VALID [2020-07-18 00:20:58,609 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {105#false} {104#true} #139#return; {105#false} is VALID [2020-07-18 00:20:58,613 INFO L263 TraceCheckUtils]: 0: Hoare triple {104#true} call ULTIMATE.init(); {135#(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 00:20:58,613 INFO L280 TraceCheckUtils]: 1: Hoare triple {135#(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; {104#true} is VALID [2020-07-18 00:20:58,614 INFO L280 TraceCheckUtils]: 2: Hoare triple {104#true} #valid := #valid[0 := 0]; {104#true} is VALID [2020-07-18 00:20:58,614 INFO L280 TraceCheckUtils]: 3: Hoare triple {104#true} assume 0 < #StackHeapBarrier; {104#true} is VALID [2020-07-18 00:20:58,614 INFO L280 TraceCheckUtils]: 4: Hoare triple {104#true} ~tmp_slot~0.base, ~tmp_slot~0.offset := 0, 0; {104#true} is VALID [2020-07-18 00:20:58,615 INFO L280 TraceCheckUtils]: 5: Hoare triple {104#true} ~used_tmp_slot~0 := 0; {104#true} is VALID [2020-07-18 00:20:58,615 INFO L280 TraceCheckUtils]: 6: Hoare triple {104#true} ~freed_tmp_slot~0 := 1; {104#true} is VALID [2020-07-18 00:20:58,616 INFO L280 TraceCheckUtils]: 7: Hoare triple {104#true} assume true; {104#true} is VALID [2020-07-18 00:20:58,616 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {104#true} {104#true} #147#return; {104#true} is VALID [2020-07-18 00:20:58,616 INFO L263 TraceCheckUtils]: 9: Hoare triple {104#true} call #t~ret11 := main(); {104#true} is VALID [2020-07-18 00:20:58,618 INFO L263 TraceCheckUtils]: 10: Hoare triple {104#true} call #t~ret10 := ebda_rsrc_controller(); {136#(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 00:20:58,619 INFO L280 TraceCheckUtils]: 11: Hoare triple {136#(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; {104#true} is VALID [2020-07-18 00:20:58,619 INFO L280 TraceCheckUtils]: 12: Hoare triple {104#true} havoc ~bus_info_ptr1~0.base, ~bus_info_ptr1~0.offset; {104#true} is VALID [2020-07-18 00:20:58,619 INFO L280 TraceCheckUtils]: 13: Hoare triple {104#true} havoc ~rc~0; {104#true} is VALID [2020-07-18 00:20:58,621 INFO L263 TraceCheckUtils]: 14: Hoare triple {104#true} call #t~ret4.base, #t~ret4.offset := kzalloc(8, 1); {149#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |old(#length)| |#length|))} is VALID [2020-07-18 00:20:58,621 INFO L280 TraceCheckUtils]: 15: Hoare triple {149#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |old(#length)| |#length|))} ~size := #in~size; {104#true} is VALID [2020-07-18 00:20:58,621 INFO L280 TraceCheckUtils]: 16: Hoare triple {104#true} ~flags := #in~flags; {104#true} is VALID [2020-07-18 00:20:58,623 INFO L280 TraceCheckUtils]: 17: Hoare triple {104#true} SUMMARY for call #t~malloc0.base, #t~malloc0.offset := #Ultimate.allocOnHeap(~size); srcloc: L46-1 {150#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} is VALID [2020-07-18 00:20:58,625 INFO L263 TraceCheckUtils]: 18: Hoare triple {150#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} call #Ultimate.meminit(#t~malloc0.base, #t~malloc0.offset, 1, ~size, ~size); {155#(= |#memory_int| |old(#memory_int)|)} is VALID [2020-07-18 00:20:58,625 INFO L280 TraceCheckUtils]: 19: Hoare triple {155#(= |#memory_int| |old(#memory_int)|)} #memory_int := ~initToZeroAtPointerBaseAddress~int(#memory_int, #ptr.base); {104#true} is VALID [2020-07-18 00:20:58,626 INFO L280 TraceCheckUtils]: 20: Hoare triple {104#true} assume true; {104#true} is VALID [2020-07-18 00:20:58,627 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {104#true} {150#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} #145#return; {150#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} is VALID [2020-07-18 00:20:58,628 INFO L280 TraceCheckUtils]: 22: Hoare triple {150#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} #res.base, #res.offset := #t~malloc0.base, #t~malloc0.offset; {154#(or (<= 1 |kzalloc_#res.base|) (<= (+ |kzalloc_#res.base| 1) 0))} is VALID [2020-07-18 00:20:58,629 INFO L280 TraceCheckUtils]: 23: Hoare triple {154#(or (<= 1 |kzalloc_#res.base|) (<= (+ |kzalloc_#res.base| 1) 0))} assume true; {154#(or (<= 1 |kzalloc_#res.base|) (<= (+ |kzalloc_#res.base| 1) 0))} is VALID [2020-07-18 00:20:58,631 INFO L275 TraceCheckUtils]: 24: Hoare quadruple {154#(or (<= 1 |kzalloc_#res.base|) (<= (+ |kzalloc_#res.base| 1) 0))} {104#true} #127#return; {147#(not (= 0 |ebda_rsrc_controller_#t~ret4.base|))} is VALID [2020-07-18 00:20:58,633 INFO L280 TraceCheckUtils]: 25: Hoare triple {147#(not (= 0 |ebda_rsrc_controller_#t~ret4.base|))} ~hp_slot_ptr~0.base, ~hp_slot_ptr~0.offset := #t~ret4.base, #t~ret4.offset; {148#(not (= 0 ebda_rsrc_controller_~hp_slot_ptr~0.base))} is VALID [2020-07-18 00:20:58,634 INFO L280 TraceCheckUtils]: 26: Hoare triple {148#(not (= 0 ebda_rsrc_controller_~hp_slot_ptr~0.base))} havoc #t~ret4.base, #t~ret4.offset; {148#(not (= 0 ebda_rsrc_controller_~hp_slot_ptr~0.base))} is VALID [2020-07-18 00:20:58,635 INFO L280 TraceCheckUtils]: 27: Hoare triple {148#(not (= 0 ebda_rsrc_controller_~hp_slot_ptr~0.base))} assume ~hp_slot_ptr~0.base == 0 && ~hp_slot_ptr~0.offset == 0; {105#false} is VALID [2020-07-18 00:20:58,635 INFO L280 TraceCheckUtils]: 28: Hoare triple {105#false} ~rc~0 := -2; {105#false} is VALID [2020-07-18 00:20:58,636 INFO L280 TraceCheckUtils]: 29: Hoare triple {105#false} #res := ~rc~0; {105#false} is VALID [2020-07-18 00:20:58,636 INFO L280 TraceCheckUtils]: 30: Hoare triple {105#false} assume true; {105#false} is VALID [2020-07-18 00:20:58,636 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {105#false} {104#true} #139#return; {105#false} is VALID [2020-07-18 00:20:58,637 INFO L280 TraceCheckUtils]: 32: Hoare triple {105#false} assume -2147483648 <= #t~ret10 && #t~ret10 <= 2147483647; {105#false} is VALID [2020-07-18 00:20:58,637 INFO L280 TraceCheckUtils]: 33: Hoare triple {105#false} havoc #t~ret10; {105#false} is VALID [2020-07-18 00:20:58,638 INFO L280 TraceCheckUtils]: 34: Hoare triple {105#false} assume 0 == ~used_tmp_slot~0; {105#false} is VALID [2020-07-18 00:20:58,639 INFO L280 TraceCheckUtils]: 35: Hoare triple {105#false} assume !(0 != ~freed_tmp_slot~0); {105#false} is VALID [2020-07-18 00:20:58,639 INFO L263 TraceCheckUtils]: 36: Hoare triple {105#false} call __blast_assert(); {105#false} is VALID [2020-07-18 00:20:58,639 INFO L280 TraceCheckUtils]: 37: Hoare triple {105#false} assume !false; {105#false} is VALID [2020-07-18 00:20:58,647 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 00:20:58,651 INFO L192 leratedInterpolation]: Finished Analysing Program using PRECISE loop Acceleration [2020-07-18 00:20:58,654 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [223425787] [2020-07-18 00:20:58,656 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-18 00:20:58,657 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-07-18 00:20:58,657 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [792704969] [2020-07-18 00:20:58,664 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 38 [2020-07-18 00:20:58,669 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-18 00:20:58,673 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 10 states. [2020-07-18 00:20:58,738 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 00:20:58,738 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-07-18 00:20:58,739 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-18 00:20:58,748 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-07-18 00:20:58,749 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-07-18 00:20:58,752 INFO L87 Difference]: Start difference. First operand 101 states. Second operand 10 states. [2020-07-18 00:21:00,581 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 00:21:00,582 INFO L93 Difference]: Finished difference Result 117 states and 128 transitions. [2020-07-18 00:21:00,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-07-18 00:21:00,582 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 38 [2020-07-18 00:21:00,582 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-18 00:21:00,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2020-07-18 00:21:00,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 128 transitions. [2020-07-18 00:21:00,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2020-07-18 00:21:00,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 128 transitions. [2020-07-18 00:21:00,605 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 13 states and 128 transitions. [2020-07-18 00:21:00,797 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 00:21:00,830 INFO L225 Difference]: With dead ends: 117 [2020-07-18 00:21:00,831 INFO L226 Difference]: Without dead ends: 96 [2020-07-18 00:21:00,838 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 00:21:00,857 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2020-07-18 00:21:01,110 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 94. [2020-07-18 00:21:01,110 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-18 00:21:01,111 INFO L82 GeneralOperation]: Start isEquivalent. First operand 96 states. Second operand 94 states. [2020-07-18 00:21:01,112 INFO L74 IsIncluded]: Start isIncluded. First operand 96 states. Second operand 94 states. [2020-07-18 00:21:01,112 INFO L87 Difference]: Start difference. First operand 96 states. Second operand 94 states. [2020-07-18 00:21:01,123 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 00:21:01,124 INFO L93 Difference]: Finished difference Result 96 states and 102 transitions. [2020-07-18 00:21:01,124 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 102 transitions. [2020-07-18 00:21:01,126 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 00:21:01,126 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 00:21:01,126 INFO L74 IsIncluded]: Start isIncluded. First operand 94 states. Second operand 96 states. [2020-07-18 00:21:01,127 INFO L87 Difference]: Start difference. First operand 94 states. Second operand 96 states. [2020-07-18 00:21:01,136 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 00:21:01,137 INFO L93 Difference]: Finished difference Result 96 states and 102 transitions. [2020-07-18 00:21:01,137 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 102 transitions. [2020-07-18 00:21:01,140 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 00:21:01,141 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 00:21:01,141 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-18 00:21:01,143 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-18 00:21:01,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 94 states. [2020-07-18 00:21:01,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 100 transitions. [2020-07-18 00:21:01,161 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 100 transitions. Word has length 38 [2020-07-18 00:21:01,162 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-18 00:21:01,162 INFO L479 AbstractCegarLoop]: Abstraction has 94 states and 100 transitions. [2020-07-18 00:21:01,162 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-07-18 00:21:01,162 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 94 states and 100 transitions. [2020-07-18 00:21:01,305 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 100 edges. 100 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 00:21:01,305 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 100 transitions. [2020-07-18 00:21:01,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-07-18 00:21:01,309 INFO L414 BasicCegarLoop]: Found error trace [2020-07-18 00:21:01,309 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 00:21:01,310 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-18 00:21:01,310 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-18 00:21:01,311 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-18 00:21:01,312 INFO L82 PathProgramCache]: Analyzing trace with hash 754971495, now seen corresponding path program 1 times [2020-07-18 00:21:01,312 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-18 00:21:01,313 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [211380986] [2020-07-18 00:21:01,313 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-18 00:21:01,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 00:21:01,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 00:21:01,443 INFO L280 TraceCheckUtils]: 0: Hoare triple {827#(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; {781#true} is VALID [2020-07-18 00:21:01,444 INFO L280 TraceCheckUtils]: 1: Hoare triple {781#true} #valid := #valid[0 := 0]; {781#true} is VALID [2020-07-18 00:21:01,444 INFO L280 TraceCheckUtils]: 2: Hoare triple {781#true} assume 0 < #StackHeapBarrier; {781#true} is VALID [2020-07-18 00:21:01,445 INFO L280 TraceCheckUtils]: 3: Hoare triple {781#true} ~tmp_slot~0.base, ~tmp_slot~0.offset := 0, 0; {781#true} is VALID [2020-07-18 00:21:01,445 INFO L280 TraceCheckUtils]: 4: Hoare triple {781#true} ~used_tmp_slot~0 := 0; {781#true} is VALID [2020-07-18 00:21:01,445 INFO L280 TraceCheckUtils]: 5: Hoare triple {781#true} ~freed_tmp_slot~0 := 1; {781#true} is VALID [2020-07-18 00:21:01,445 INFO L280 TraceCheckUtils]: 6: Hoare triple {781#true} assume true; {781#true} is VALID [2020-07-18 00:21:01,446 INFO L275 TraceCheckUtils]: 7: Hoare quadruple {781#true} {781#true} #147#return; {781#true} is VALID [2020-07-18 00:21:01,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 00:21:01,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 00:21:01,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 00:21:01,582 INFO L280 TraceCheckUtils]: 0: Hoare triple {855#(= |#memory_int| |old(#memory_int)|)} #memory_int := ~initToZeroAtPointerBaseAddress~int(#memory_int, #ptr.base); {781#true} is VALID [2020-07-18 00:21:01,582 INFO L280 TraceCheckUtils]: 1: Hoare triple {781#true} assume true; {781#true} is VALID [2020-07-18 00:21:01,583 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {781#true} {781#true} #145#return; {781#true} is VALID [2020-07-18 00:21:01,583 INFO L280 TraceCheckUtils]: 0: Hoare triple {851#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |old(#length)| |#length|))} ~size := #in~size; {781#true} is VALID [2020-07-18 00:21:01,583 INFO L280 TraceCheckUtils]: 1: Hoare triple {781#true} ~flags := #in~flags; {781#true} is VALID [2020-07-18 00:21:01,584 INFO L280 TraceCheckUtils]: 2: Hoare triple {781#true} SUMMARY for call #t~malloc0.base, #t~malloc0.offset := #Ultimate.allocOnHeap(~size); srcloc: L46-1 {781#true} is VALID [2020-07-18 00:21:01,585 INFO L263 TraceCheckUtils]: 3: Hoare triple {781#true} call #Ultimate.meminit(#t~malloc0.base, #t~malloc0.offset, 1, ~size, ~size); {855#(= |#memory_int| |old(#memory_int)|)} is VALID [2020-07-18 00:21:01,585 INFO L280 TraceCheckUtils]: 4: Hoare triple {855#(= |#memory_int| |old(#memory_int)|)} #memory_int := ~initToZeroAtPointerBaseAddress~int(#memory_int, #ptr.base); {781#true} is VALID [2020-07-18 00:21:01,585 INFO L280 TraceCheckUtils]: 5: Hoare triple {781#true} assume true; {781#true} is VALID [2020-07-18 00:21:01,586 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {781#true} {781#true} #145#return; {781#true} is VALID [2020-07-18 00:21:01,586 INFO L280 TraceCheckUtils]: 7: Hoare triple {781#true} #res.base, #res.offset := #t~malloc0.base, #t~malloc0.offset; {781#true} is VALID [2020-07-18 00:21:01,586 INFO L280 TraceCheckUtils]: 8: Hoare triple {781#true} assume true; {781#true} is VALID [2020-07-18 00:21:01,586 INFO L275 TraceCheckUtils]: 9: Hoare quadruple {781#true} {781#true} #127#return; {781#true} is VALID [2020-07-18 00:21:01,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 00:21:01,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 00:21:01,647 INFO L280 TraceCheckUtils]: 0: Hoare triple {855#(= |#memory_int| |old(#memory_int)|)} #memory_int := ~initToZeroAtPointerBaseAddress~int(#memory_int, #ptr.base); {781#true} is VALID [2020-07-18 00:21:01,648 INFO L280 TraceCheckUtils]: 1: Hoare triple {781#true} assume true; {781#true} is VALID [2020-07-18 00:21:01,651 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {781#true} {856#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} #145#return; {856#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} is VALID [2020-07-18 00:21:01,652 INFO L280 TraceCheckUtils]: 0: Hoare triple {851#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |old(#length)| |#length|))} ~size := #in~size; {781#true} is VALID [2020-07-18 00:21:01,652 INFO L280 TraceCheckUtils]: 1: Hoare triple {781#true} ~flags := #in~flags; {781#true} is VALID [2020-07-18 00:21:01,654 INFO L280 TraceCheckUtils]: 2: Hoare triple {781#true} SUMMARY for call #t~malloc0.base, #t~malloc0.offset := #Ultimate.allocOnHeap(~size); srcloc: L46-1 {856#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} is VALID [2020-07-18 00:21:01,656 INFO L263 TraceCheckUtils]: 3: Hoare triple {856#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} call #Ultimate.meminit(#t~malloc0.base, #t~malloc0.offset, 1, ~size, ~size); {855#(= |#memory_int| |old(#memory_int)|)} is VALID [2020-07-18 00:21:01,657 INFO L280 TraceCheckUtils]: 4: Hoare triple {855#(= |#memory_int| |old(#memory_int)|)} #memory_int := ~initToZeroAtPointerBaseAddress~int(#memory_int, #ptr.base); {781#true} is VALID [2020-07-18 00:21:01,657 INFO L280 TraceCheckUtils]: 5: Hoare triple {781#true} assume true; {781#true} is VALID [2020-07-18 00:21:01,660 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {781#true} {856#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} #145#return; {856#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} is VALID [2020-07-18 00:21:01,662 INFO L280 TraceCheckUtils]: 7: Hoare triple {856#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} #res.base, #res.offset := #t~malloc0.base, #t~malloc0.offset; {860#(or (<= 1 |kzalloc_#res.base|) (<= (+ |kzalloc_#res.base| 1) 0))} is VALID [2020-07-18 00:21:01,663 INFO L280 TraceCheckUtils]: 8: Hoare triple {860#(or (<= 1 |kzalloc_#res.base|) (<= (+ |kzalloc_#res.base| 1) 0))} assume true; {860#(or (<= 1 |kzalloc_#res.base|) (<= (+ |kzalloc_#res.base| 1) 0))} is VALID [2020-07-18 00:21:01,665 INFO L275 TraceCheckUtils]: 9: Hoare quadruple {860#(or (<= 1 |kzalloc_#res.base|) (<= (+ |kzalloc_#res.base| 1) 0))} {781#true} #129#return; {849#(not (= 0 |ebda_rsrc_controller_#t~ret5.base|))} is VALID [2020-07-18 00:21:01,666 INFO L280 TraceCheckUtils]: 0: Hoare triple {828#(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; {781#true} is VALID [2020-07-18 00:21:01,666 INFO L280 TraceCheckUtils]: 1: Hoare triple {781#true} havoc ~bus_info_ptr1~0.base, ~bus_info_ptr1~0.offset; {781#true} is VALID [2020-07-18 00:21:01,666 INFO L280 TraceCheckUtils]: 2: Hoare triple {781#true} havoc ~rc~0; {781#true} is VALID [2020-07-18 00:21:01,667 INFO L263 TraceCheckUtils]: 3: Hoare triple {781#true} call #t~ret4.base, #t~ret4.offset := kzalloc(8, 1); {851#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |old(#length)| |#length|))} is VALID [2020-07-18 00:21:01,668 INFO L280 TraceCheckUtils]: 4: Hoare triple {851#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |old(#length)| |#length|))} ~size := #in~size; {781#true} is VALID [2020-07-18 00:21:01,668 INFO L280 TraceCheckUtils]: 5: Hoare triple {781#true} ~flags := #in~flags; {781#true} is VALID [2020-07-18 00:21:01,668 INFO L280 TraceCheckUtils]: 6: Hoare triple {781#true} SUMMARY for call #t~malloc0.base, #t~malloc0.offset := #Ultimate.allocOnHeap(~size); srcloc: L46-1 {781#true} is VALID [2020-07-18 00:21:01,670 INFO L263 TraceCheckUtils]: 7: Hoare triple {781#true} call #Ultimate.meminit(#t~malloc0.base, #t~malloc0.offset, 1, ~size, ~size); {855#(= |#memory_int| |old(#memory_int)|)} is VALID [2020-07-18 00:21:01,670 INFO L280 TraceCheckUtils]: 8: Hoare triple {855#(= |#memory_int| |old(#memory_int)|)} #memory_int := ~initToZeroAtPointerBaseAddress~int(#memory_int, #ptr.base); {781#true} is VALID [2020-07-18 00:21:01,670 INFO L280 TraceCheckUtils]: 9: Hoare triple {781#true} assume true; {781#true} is VALID [2020-07-18 00:21:01,671 INFO L275 TraceCheckUtils]: 10: Hoare quadruple {781#true} {781#true} #145#return; {781#true} is VALID [2020-07-18 00:21:01,671 INFO L280 TraceCheckUtils]: 11: Hoare triple {781#true} #res.base, #res.offset := #t~malloc0.base, #t~malloc0.offset; {781#true} is VALID [2020-07-18 00:21:01,671 INFO L280 TraceCheckUtils]: 12: Hoare triple {781#true} assume true; {781#true} is VALID [2020-07-18 00:21:01,672 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {781#true} {781#true} #127#return; {781#true} is VALID [2020-07-18 00:21:01,672 INFO L280 TraceCheckUtils]: 14: Hoare triple {781#true} ~hp_slot_ptr~0.base, ~hp_slot_ptr~0.offset := #t~ret4.base, #t~ret4.offset; {781#true} is VALID [2020-07-18 00:21:01,672 INFO L280 TraceCheckUtils]: 15: Hoare triple {781#true} havoc #t~ret4.base, #t~ret4.offset; {781#true} is VALID [2020-07-18 00:21:01,673 INFO L280 TraceCheckUtils]: 16: Hoare triple {781#true} assume !(~hp_slot_ptr~0.base == 0 && ~hp_slot_ptr~0.offset == 0); {781#true} is VALID [2020-07-18 00:21:01,673 INFO L280 TraceCheckUtils]: 17: Hoare triple {781#true} SUMMARY for call write~int(5, ~hp_slot_ptr~0.base, 4 + ~hp_slot_ptr~0.offset, 4); srcloc: L81 {781#true} is VALID [2020-07-18 00:21:01,674 INFO L263 TraceCheckUtils]: 18: Hoare triple {781#true} call #t~ret5.base, #t~ret5.offset := kzalloc(16, 1); {851#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |old(#length)| |#length|))} is VALID [2020-07-18 00:21:01,674 INFO L280 TraceCheckUtils]: 19: Hoare triple {851#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |old(#length)| |#length|))} ~size := #in~size; {781#true} is VALID [2020-07-18 00:21:01,675 INFO L280 TraceCheckUtils]: 20: Hoare triple {781#true} ~flags := #in~flags; {781#true} is VALID [2020-07-18 00:21:01,676 INFO L280 TraceCheckUtils]: 21: Hoare triple {781#true} SUMMARY for call #t~malloc0.base, #t~malloc0.offset := #Ultimate.allocOnHeap(~size); srcloc: L46-1 {856#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} is VALID [2020-07-18 00:21:01,677 INFO L263 TraceCheckUtils]: 22: Hoare triple {856#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} call #Ultimate.meminit(#t~malloc0.base, #t~malloc0.offset, 1, ~size, ~size); {855#(= |#memory_int| |old(#memory_int)|)} is VALID [2020-07-18 00:21:01,678 INFO L280 TraceCheckUtils]: 23: Hoare triple {855#(= |#memory_int| |old(#memory_int)|)} #memory_int := ~initToZeroAtPointerBaseAddress~int(#memory_int, #ptr.base); {781#true} is VALID [2020-07-18 00:21:01,678 INFO L280 TraceCheckUtils]: 24: Hoare triple {781#true} assume true; {781#true} is VALID [2020-07-18 00:21:01,679 INFO L275 TraceCheckUtils]: 25: Hoare quadruple {781#true} {856#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} #145#return; {856#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} is VALID [2020-07-18 00:21:01,680 INFO L280 TraceCheckUtils]: 26: Hoare triple {856#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} #res.base, #res.offset := #t~malloc0.base, #t~malloc0.offset; {860#(or (<= 1 |kzalloc_#res.base|) (<= (+ |kzalloc_#res.base| 1) 0))} is VALID [2020-07-18 00:21:01,681 INFO L280 TraceCheckUtils]: 27: Hoare triple {860#(or (<= 1 |kzalloc_#res.base|) (<= (+ |kzalloc_#res.base| 1) 0))} assume true; {860#(or (<= 1 |kzalloc_#res.base|) (<= (+ |kzalloc_#res.base| 1) 0))} is VALID [2020-07-18 00:21:01,682 INFO L275 TraceCheckUtils]: 28: Hoare quadruple {860#(or (<= 1 |kzalloc_#res.base|) (<= (+ |kzalloc_#res.base| 1) 0))} {781#true} #129#return; {849#(not (= 0 |ebda_rsrc_controller_#t~ret5.base|))} is VALID [2020-07-18 00:21:01,683 INFO L280 TraceCheckUtils]: 29: Hoare triple {849#(not (= 0 |ebda_rsrc_controller_#t~ret5.base|))} ~tmp_slot~0.base, ~tmp_slot~0.offset := #t~ret5.base, #t~ret5.offset; {850#(not (= 0 ~tmp_slot~0.base))} is VALID [2020-07-18 00:21:01,684 INFO L280 TraceCheckUtils]: 30: Hoare triple {850#(not (= 0 ~tmp_slot~0.base))} havoc #t~ret5.base, #t~ret5.offset; {850#(not (= 0 ~tmp_slot~0.base))} is VALID [2020-07-18 00:21:01,685 INFO L280 TraceCheckUtils]: 31: Hoare triple {850#(not (= 0 ~tmp_slot~0.base))} assume ~tmp_slot~0.base == 0 && ~tmp_slot~0.offset == 0; {782#false} is VALID [2020-07-18 00:21:01,685 INFO L280 TraceCheckUtils]: 32: Hoare triple {782#false} ~rc~0 := -2; {782#false} is VALID [2020-07-18 00:21:01,685 INFO L280 TraceCheckUtils]: 33: Hoare triple {782#false} #res := ~rc~0; {782#false} is VALID [2020-07-18 00:21:01,686 INFO L280 TraceCheckUtils]: 34: Hoare triple {782#false} assume true; {782#false} is VALID [2020-07-18 00:21:01,686 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {782#false} {781#true} #139#return; {782#false} is VALID [2020-07-18 00:21:01,691 INFO L263 TraceCheckUtils]: 0: Hoare triple {781#true} call ULTIMATE.init(); {827#(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 00:21:01,691 INFO L280 TraceCheckUtils]: 1: Hoare triple {827#(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; {781#true} is VALID [2020-07-18 00:21:01,691 INFO L280 TraceCheckUtils]: 2: Hoare triple {781#true} #valid := #valid[0 := 0]; {781#true} is VALID [2020-07-18 00:21:01,691 INFO L280 TraceCheckUtils]: 3: Hoare triple {781#true} assume 0 < #StackHeapBarrier; {781#true} is VALID [2020-07-18 00:21:01,692 INFO L280 TraceCheckUtils]: 4: Hoare triple {781#true} ~tmp_slot~0.base, ~tmp_slot~0.offset := 0, 0; {781#true} is VALID [2020-07-18 00:21:01,692 INFO L280 TraceCheckUtils]: 5: Hoare triple {781#true} ~used_tmp_slot~0 := 0; {781#true} is VALID [2020-07-18 00:21:01,692 INFO L280 TraceCheckUtils]: 6: Hoare triple {781#true} ~freed_tmp_slot~0 := 1; {781#true} is VALID [2020-07-18 00:21:01,693 INFO L280 TraceCheckUtils]: 7: Hoare triple {781#true} assume true; {781#true} is VALID [2020-07-18 00:21:01,693 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {781#true} {781#true} #147#return; {781#true} is VALID [2020-07-18 00:21:01,693 INFO L263 TraceCheckUtils]: 9: Hoare triple {781#true} call #t~ret11 := main(); {781#true} is VALID [2020-07-18 00:21:01,695 INFO L263 TraceCheckUtils]: 10: Hoare triple {781#true} call #t~ret10 := ebda_rsrc_controller(); {828#(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 00:21:01,695 INFO L280 TraceCheckUtils]: 11: Hoare triple {828#(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; {781#true} is VALID [2020-07-18 00:21:01,696 INFO L280 TraceCheckUtils]: 12: Hoare triple {781#true} havoc ~bus_info_ptr1~0.base, ~bus_info_ptr1~0.offset; {781#true} is VALID [2020-07-18 00:21:01,696 INFO L280 TraceCheckUtils]: 13: Hoare triple {781#true} havoc ~rc~0; {781#true} is VALID [2020-07-18 00:21:01,697 INFO L263 TraceCheckUtils]: 14: Hoare triple {781#true} call #t~ret4.base, #t~ret4.offset := kzalloc(8, 1); {851#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |old(#length)| |#length|))} is VALID [2020-07-18 00:21:01,697 INFO L280 TraceCheckUtils]: 15: Hoare triple {851#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |old(#length)| |#length|))} ~size := #in~size; {781#true} is VALID [2020-07-18 00:21:01,698 INFO L280 TraceCheckUtils]: 16: Hoare triple {781#true} ~flags := #in~flags; {781#true} is VALID [2020-07-18 00:21:01,698 INFO L280 TraceCheckUtils]: 17: Hoare triple {781#true} SUMMARY for call #t~malloc0.base, #t~malloc0.offset := #Ultimate.allocOnHeap(~size); srcloc: L46-1 {781#true} is VALID [2020-07-18 00:21:01,699 INFO L263 TraceCheckUtils]: 18: Hoare triple {781#true} call #Ultimate.meminit(#t~malloc0.base, #t~malloc0.offset, 1, ~size, ~size); {855#(= |#memory_int| |old(#memory_int)|)} is VALID [2020-07-18 00:21:01,699 INFO L280 TraceCheckUtils]: 19: Hoare triple {855#(= |#memory_int| |old(#memory_int)|)} #memory_int := ~initToZeroAtPointerBaseAddress~int(#memory_int, #ptr.base); {781#true} is VALID [2020-07-18 00:21:01,700 INFO L280 TraceCheckUtils]: 20: Hoare triple {781#true} assume true; {781#true} is VALID [2020-07-18 00:21:01,700 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {781#true} {781#true} #145#return; {781#true} is VALID [2020-07-18 00:21:01,700 INFO L280 TraceCheckUtils]: 22: Hoare triple {781#true} #res.base, #res.offset := #t~malloc0.base, #t~malloc0.offset; {781#true} is VALID [2020-07-18 00:21:01,701 INFO L280 TraceCheckUtils]: 23: Hoare triple {781#true} assume true; {781#true} is VALID [2020-07-18 00:21:01,701 INFO L275 TraceCheckUtils]: 24: Hoare quadruple {781#true} {781#true} #127#return; {781#true} is VALID [2020-07-18 00:21:01,701 INFO L280 TraceCheckUtils]: 25: Hoare triple {781#true} ~hp_slot_ptr~0.base, ~hp_slot_ptr~0.offset := #t~ret4.base, #t~ret4.offset; {781#true} is VALID [2020-07-18 00:21:01,701 INFO L280 TraceCheckUtils]: 26: Hoare triple {781#true} havoc #t~ret4.base, #t~ret4.offset; {781#true} is VALID [2020-07-18 00:21:01,702 INFO L280 TraceCheckUtils]: 27: Hoare triple {781#true} assume !(~hp_slot_ptr~0.base == 0 && ~hp_slot_ptr~0.offset == 0); {781#true} is VALID [2020-07-18 00:21:01,702 INFO L280 TraceCheckUtils]: 28: Hoare triple {781#true} SUMMARY for call write~int(5, ~hp_slot_ptr~0.base, 4 + ~hp_slot_ptr~0.offset, 4); srcloc: L81 {781#true} is VALID [2020-07-18 00:21:01,703 INFO L263 TraceCheckUtils]: 29: Hoare triple {781#true} call #t~ret5.base, #t~ret5.offset := kzalloc(16, 1); {851#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |old(#length)| |#length|))} is VALID [2020-07-18 00:21:01,703 INFO L280 TraceCheckUtils]: 30: Hoare triple {851#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |old(#length)| |#length|))} ~size := #in~size; {781#true} is VALID [2020-07-18 00:21:01,704 INFO L280 TraceCheckUtils]: 31: Hoare triple {781#true} ~flags := #in~flags; {781#true} is VALID [2020-07-18 00:21:01,705 INFO L280 TraceCheckUtils]: 32: Hoare triple {781#true} SUMMARY for call #t~malloc0.base, #t~malloc0.offset := #Ultimate.allocOnHeap(~size); srcloc: L46-1 {856#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} is VALID [2020-07-18 00:21:01,706 INFO L263 TraceCheckUtils]: 33: Hoare triple {856#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} call #Ultimate.meminit(#t~malloc0.base, #t~malloc0.offset, 1, ~size, ~size); {855#(= |#memory_int| |old(#memory_int)|)} is VALID [2020-07-18 00:21:01,706 INFO L280 TraceCheckUtils]: 34: Hoare triple {855#(= |#memory_int| |old(#memory_int)|)} #memory_int := ~initToZeroAtPointerBaseAddress~int(#memory_int, #ptr.base); {781#true} is VALID [2020-07-18 00:21:01,707 INFO L280 TraceCheckUtils]: 35: Hoare triple {781#true} assume true; {781#true} is VALID [2020-07-18 00:21:01,708 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {781#true} {856#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} #145#return; {856#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} is VALID [2020-07-18 00:21:01,709 INFO L280 TraceCheckUtils]: 37: Hoare triple {856#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} #res.base, #res.offset := #t~malloc0.base, #t~malloc0.offset; {860#(or (<= 1 |kzalloc_#res.base|) (<= (+ |kzalloc_#res.base| 1) 0))} is VALID [2020-07-18 00:21:01,709 INFO L280 TraceCheckUtils]: 38: Hoare triple {860#(or (<= 1 |kzalloc_#res.base|) (<= (+ |kzalloc_#res.base| 1) 0))} assume true; {860#(or (<= 1 |kzalloc_#res.base|) (<= (+ |kzalloc_#res.base| 1) 0))} is VALID [2020-07-18 00:21:01,711 INFO L275 TraceCheckUtils]: 39: Hoare quadruple {860#(or (<= 1 |kzalloc_#res.base|) (<= (+ |kzalloc_#res.base| 1) 0))} {781#true} #129#return; {849#(not (= 0 |ebda_rsrc_controller_#t~ret5.base|))} is VALID [2020-07-18 00:21:01,711 INFO L280 TraceCheckUtils]: 40: Hoare triple {849#(not (= 0 |ebda_rsrc_controller_#t~ret5.base|))} ~tmp_slot~0.base, ~tmp_slot~0.offset := #t~ret5.base, #t~ret5.offset; {850#(not (= 0 ~tmp_slot~0.base))} is VALID [2020-07-18 00:21:01,712 INFO L280 TraceCheckUtils]: 41: Hoare triple {850#(not (= 0 ~tmp_slot~0.base))} havoc #t~ret5.base, #t~ret5.offset; {850#(not (= 0 ~tmp_slot~0.base))} is VALID [2020-07-18 00:21:01,713 INFO L280 TraceCheckUtils]: 42: Hoare triple {850#(not (= 0 ~tmp_slot~0.base))} assume ~tmp_slot~0.base == 0 && ~tmp_slot~0.offset == 0; {782#false} is VALID [2020-07-18 00:21:01,713 INFO L280 TraceCheckUtils]: 43: Hoare triple {782#false} ~rc~0 := -2; {782#false} is VALID [2020-07-18 00:21:01,713 INFO L280 TraceCheckUtils]: 44: Hoare triple {782#false} #res := ~rc~0; {782#false} is VALID [2020-07-18 00:21:01,714 INFO L280 TraceCheckUtils]: 45: Hoare triple {782#false} assume true; {782#false} is VALID [2020-07-18 00:21:01,714 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {782#false} {781#true} #139#return; {782#false} is VALID [2020-07-18 00:21:01,714 INFO L280 TraceCheckUtils]: 47: Hoare triple {782#false} assume -2147483648 <= #t~ret10 && #t~ret10 <= 2147483647; {782#false} is VALID [2020-07-18 00:21:01,714 INFO L280 TraceCheckUtils]: 48: Hoare triple {782#false} havoc #t~ret10; {782#false} is VALID [2020-07-18 00:21:01,715 INFO L280 TraceCheckUtils]: 49: Hoare triple {782#false} assume 0 == ~used_tmp_slot~0; {782#false} is VALID [2020-07-18 00:21:01,715 INFO L280 TraceCheckUtils]: 50: Hoare triple {782#false} assume !(0 != ~freed_tmp_slot~0); {782#false} is VALID [2020-07-18 00:21:01,715 INFO L263 TraceCheckUtils]: 51: Hoare triple {782#false} call __blast_assert(); {782#false} is VALID [2020-07-18 00:21:01,715 INFO L280 TraceCheckUtils]: 52: Hoare triple {782#false} assume !false; {782#false} is VALID [2020-07-18 00:21:01,720 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 00:21:01,720 INFO L192 leratedInterpolation]: Finished Analysing Program using PRECISE loop Acceleration [2020-07-18 00:21:01,721 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [211380986] [2020-07-18 00:21:01,721 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-18 00:21:01,721 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-07-18 00:21:01,721 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1991901147] [2020-07-18 00:21:01,723 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 53 [2020-07-18 00:21:01,723 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-18 00:21:01,723 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 10 states. [2020-07-18 00:21:01,778 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 00:21:01,778 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-07-18 00:21:01,778 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-18 00:21:01,779 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-07-18 00:21:01,779 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-07-18 00:21:01,780 INFO L87 Difference]: Start difference. First operand 94 states and 100 transitions. Second operand 10 states. [2020-07-18 00:21:03,700 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 00:21:03,700 INFO L93 Difference]: Finished difference Result 116 states and 120 transitions. [2020-07-18 00:21:03,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-07-18 00:21:03,701 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 53 [2020-07-18 00:21:03,701 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-18 00:21:03,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2020-07-18 00:21:03,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 120 transitions. [2020-07-18 00:21:03,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2020-07-18 00:21:03,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 120 transitions. [2020-07-18 00:21:03,714 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 18 states and 120 transitions. [2020-07-18 00:21:03,889 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 120 edges. 120 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 00:21:03,896 INFO L225 Difference]: With dead ends: 116 [2020-07-18 00:21:03,896 INFO L226 Difference]: Without dead ends: 105 [2020-07-18 00:21:03,898 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 00:21:03,899 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2020-07-18 00:21:04,160 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 103. [2020-07-18 00:21:04,161 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-18 00:21:04,161 INFO L82 GeneralOperation]: Start isEquivalent. First operand 105 states. Second operand 103 states. [2020-07-18 00:21:04,161 INFO L74 IsIncluded]: Start isIncluded. First operand 105 states. Second operand 103 states. [2020-07-18 00:21:04,162 INFO L87 Difference]: Start difference. First operand 105 states. Second operand 103 states. [2020-07-18 00:21:04,168 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 00:21:04,169 INFO L93 Difference]: Finished difference Result 105 states and 109 transitions. [2020-07-18 00:21:04,169 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 109 transitions. [2020-07-18 00:21:04,170 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 00:21:04,170 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 00:21:04,171 INFO L74 IsIncluded]: Start isIncluded. First operand 103 states. Second operand 105 states. [2020-07-18 00:21:04,171 INFO L87 Difference]: Start difference. First operand 103 states. Second operand 105 states. [2020-07-18 00:21:04,177 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 00:21:04,177 INFO L93 Difference]: Finished difference Result 105 states and 109 transitions. [2020-07-18 00:21:04,177 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 109 transitions. [2020-07-18 00:21:04,179 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 00:21:04,179 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 00:21:04,179 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-18 00:21:04,179 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-18 00:21:04,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 103 states. [2020-07-18 00:21:04,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 107 transitions. [2020-07-18 00:21:04,187 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 107 transitions. Word has length 53 [2020-07-18 00:21:04,187 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-18 00:21:04,188 INFO L479 AbstractCegarLoop]: Abstraction has 103 states and 107 transitions. [2020-07-18 00:21:04,188 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-07-18 00:21:04,188 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 103 states and 107 transitions. [2020-07-18 00:21:04,342 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 107 edges. 107 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 00:21:04,343 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 107 transitions. [2020-07-18 00:21:04,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2020-07-18 00:21:04,347 INFO L414 BasicCegarLoop]: Found error trace [2020-07-18 00:21:04,348 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 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 00:21:04,348 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-18 00:21:04,348 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-18 00:21:04,348 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-18 00:21:04,348 INFO L82 PathProgramCache]: Analyzing trace with hash 2072899472, now seen corresponding path program 1 times [2020-07-18 00:21:04,349 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-18 00:21:04,349 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [853721238] [2020-07-18 00:21:04,349 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-18 00:21:04,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 00:21:04,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 00:21:04,494 INFO L280 TraceCheckUtils]: 0: Hoare triple {1609#(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; {1533#true} is VALID [2020-07-18 00:21:04,495 INFO L280 TraceCheckUtils]: 1: Hoare triple {1533#true} #valid := #valid[0 := 0]; {1533#true} is VALID [2020-07-18 00:21:04,495 INFO L280 TraceCheckUtils]: 2: Hoare triple {1533#true} assume 0 < #StackHeapBarrier; {1533#true} is VALID [2020-07-18 00:21:04,496 INFO L280 TraceCheckUtils]: 3: Hoare triple {1533#true} ~tmp_slot~0.base, ~tmp_slot~0.offset := 0, 0; {1533#true} is VALID [2020-07-18 00:21:04,496 INFO L280 TraceCheckUtils]: 4: Hoare triple {1533#true} ~used_tmp_slot~0 := 0; {1533#true} is VALID [2020-07-18 00:21:04,496 INFO L280 TraceCheckUtils]: 5: Hoare triple {1533#true} ~freed_tmp_slot~0 := 1; {1533#true} is VALID [2020-07-18 00:21:04,497 INFO L280 TraceCheckUtils]: 6: Hoare triple {1533#true} assume true; {1533#true} is VALID [2020-07-18 00:21:04,497 INFO L275 TraceCheckUtils]: 7: Hoare quadruple {1533#true} {1533#true} #147#return; {1533#true} is VALID [2020-07-18 00:21:04,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 00:21:04,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 00:21:04,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 00:21:04,633 INFO L280 TraceCheckUtils]: 0: Hoare triple {1656#(= |#memory_int| |old(#memory_int)|)} #memory_int := ~initToZeroAtPointerBaseAddress~int(#memory_int, #ptr.base); {1533#true} is VALID [2020-07-18 00:21:04,634 INFO L280 TraceCheckUtils]: 1: Hoare triple {1533#true} assume true; {1533#true} is VALID [2020-07-18 00:21:04,634 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1533#true} {1533#true} #145#return; {1533#true} is VALID [2020-07-18 00:21:04,634 INFO L280 TraceCheckUtils]: 0: Hoare triple {1652#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |old(#length)| |#length|))} ~size := #in~size; {1533#true} is VALID [2020-07-18 00:21:04,635 INFO L280 TraceCheckUtils]: 1: Hoare triple {1533#true} ~flags := #in~flags; {1533#true} is VALID [2020-07-18 00:21:04,635 INFO L280 TraceCheckUtils]: 2: Hoare triple {1533#true} SUMMARY for call #t~malloc0.base, #t~malloc0.offset := #Ultimate.allocOnHeap(~size); srcloc: L46-1 {1533#true} is VALID [2020-07-18 00:21:04,636 INFO L263 TraceCheckUtils]: 3: Hoare triple {1533#true} call #Ultimate.meminit(#t~malloc0.base, #t~malloc0.offset, 1, ~size, ~size); {1656#(= |#memory_int| |old(#memory_int)|)} is VALID [2020-07-18 00:21:04,637 INFO L280 TraceCheckUtils]: 4: Hoare triple {1656#(= |#memory_int| |old(#memory_int)|)} #memory_int := ~initToZeroAtPointerBaseAddress~int(#memory_int, #ptr.base); {1533#true} is VALID [2020-07-18 00:21:04,637 INFO L280 TraceCheckUtils]: 5: Hoare triple {1533#true} assume true; {1533#true} is VALID [2020-07-18 00:21:04,638 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {1533#true} {1533#true} #145#return; {1533#true} is VALID [2020-07-18 00:21:04,638 INFO L280 TraceCheckUtils]: 7: Hoare triple {1533#true} #res.base, #res.offset := #t~malloc0.base, #t~malloc0.offset; {1533#true} is VALID [2020-07-18 00:21:04,638 INFO L280 TraceCheckUtils]: 8: Hoare triple {1533#true} assume true; {1533#true} is VALID [2020-07-18 00:21:04,639 INFO L275 TraceCheckUtils]: 9: Hoare quadruple {1533#true} {1533#true} #127#return; {1533#true} is VALID [2020-07-18 00:21:04,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 00:21:04,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 00:21:04,654 INFO L280 TraceCheckUtils]: 0: Hoare triple {1656#(= |#memory_int| |old(#memory_int)|)} #memory_int := ~initToZeroAtPointerBaseAddress~int(#memory_int, #ptr.base); {1533#true} is VALID [2020-07-18 00:21:04,654 INFO L280 TraceCheckUtils]: 1: Hoare triple {1533#true} assume true; {1533#true} is VALID [2020-07-18 00:21:04,655 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1533#true} {1533#true} #145#return; {1533#true} is VALID [2020-07-18 00:21:04,655 INFO L280 TraceCheckUtils]: 0: Hoare triple {1652#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |old(#length)| |#length|))} ~size := #in~size; {1533#true} is VALID [2020-07-18 00:21:04,655 INFO L280 TraceCheckUtils]: 1: Hoare triple {1533#true} ~flags := #in~flags; {1533#true} is VALID [2020-07-18 00:21:04,656 INFO L280 TraceCheckUtils]: 2: Hoare triple {1533#true} SUMMARY for call #t~malloc0.base, #t~malloc0.offset := #Ultimate.allocOnHeap(~size); srcloc: L46-1 {1533#true} is VALID [2020-07-18 00:21:04,657 INFO L263 TraceCheckUtils]: 3: Hoare triple {1533#true} call #Ultimate.meminit(#t~malloc0.base, #t~malloc0.offset, 1, ~size, ~size); {1656#(= |#memory_int| |old(#memory_int)|)} is VALID [2020-07-18 00:21:04,658 INFO L280 TraceCheckUtils]: 4: Hoare triple {1656#(= |#memory_int| |old(#memory_int)|)} #memory_int := ~initToZeroAtPointerBaseAddress~int(#memory_int, #ptr.base); {1533#true} is VALID [2020-07-18 00:21:04,658 INFO L280 TraceCheckUtils]: 5: Hoare triple {1533#true} assume true; {1533#true} is VALID [2020-07-18 00:21:04,658 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {1533#true} {1533#true} #145#return; {1533#true} is VALID [2020-07-18 00:21:04,658 INFO L280 TraceCheckUtils]: 7: Hoare triple {1533#true} #res.base, #res.offset := #t~malloc0.base, #t~malloc0.offset; {1533#true} is VALID [2020-07-18 00:21:04,659 INFO L280 TraceCheckUtils]: 8: Hoare triple {1533#true} assume true; {1533#true} is VALID [2020-07-18 00:21:04,659 INFO L275 TraceCheckUtils]: 9: Hoare quadruple {1533#true} {1533#true} #129#return; {1533#true} is VALID [2020-07-18 00:21:04,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 00:21:04,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 00:21:04,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 00:21:04,782 INFO L280 TraceCheckUtils]: 0: Hoare triple {1656#(= |#memory_int| |old(#memory_int)|)} #memory_int := ~initToZeroAtPointerBaseAddress~int(#memory_int, #ptr.base); {1533#true} is VALID [2020-07-18 00:21:04,782 INFO L280 TraceCheckUtils]: 1: Hoare triple {1533#true} assume true; {1533#true} is VALID [2020-07-18 00:21:04,784 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1533#true} {1672#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} #145#return; {1672#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} is VALID [2020-07-18 00:21:04,784 INFO L280 TraceCheckUtils]: 0: Hoare triple {1652#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |old(#length)| |#length|))} ~size := #in~size; {1533#true} is VALID [2020-07-18 00:21:04,784 INFO L280 TraceCheckUtils]: 1: Hoare triple {1533#true} ~flags := #in~flags; {1533#true} is VALID [2020-07-18 00:21:04,786 INFO L280 TraceCheckUtils]: 2: Hoare triple {1533#true} SUMMARY for call #t~malloc0.base, #t~malloc0.offset := #Ultimate.allocOnHeap(~size); srcloc: L46-1 {1672#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} is VALID [2020-07-18 00:21:04,787 INFO L263 TraceCheckUtils]: 3: Hoare triple {1672#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} call #Ultimate.meminit(#t~malloc0.base, #t~malloc0.offset, 1, ~size, ~size); {1656#(= |#memory_int| |old(#memory_int)|)} is VALID [2020-07-18 00:21:04,787 INFO L280 TraceCheckUtils]: 4: Hoare triple {1656#(= |#memory_int| |old(#memory_int)|)} #memory_int := ~initToZeroAtPointerBaseAddress~int(#memory_int, #ptr.base); {1533#true} is VALID [2020-07-18 00:21:04,788 INFO L280 TraceCheckUtils]: 5: Hoare triple {1533#true} assume true; {1533#true} is VALID [2020-07-18 00:21:04,789 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {1533#true} {1672#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} #145#return; {1672#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} is VALID [2020-07-18 00:21:04,790 INFO L280 TraceCheckUtils]: 7: Hoare triple {1672#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} #res.base, #res.offset := #t~malloc0.base, #t~malloc0.offset; {1676#(or (<= 1 |kzalloc_#res.base|) (<= (+ |kzalloc_#res.base| 1) 0))} is VALID [2020-07-18 00:21:04,791 INFO L280 TraceCheckUtils]: 8: Hoare triple {1676#(or (<= 1 |kzalloc_#res.base|) (<= (+ |kzalloc_#res.base| 1) 0))} assume true; {1676#(or (<= 1 |kzalloc_#res.base|) (<= (+ |kzalloc_#res.base| 1) 0))} is VALID [2020-07-18 00:21:04,792 INFO L275 TraceCheckUtils]: 9: Hoare quadruple {1676#(or (<= 1 |kzalloc_#res.base|) (<= (+ |kzalloc_#res.base| 1) 0))} {1652#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |old(#length)| |#length|))} #143#return; {1670#(or (<= 1 |ibmphp_find_same_bus_num_#t~ret1.base|) (<= (+ |ibmphp_find_same_bus_num_#t~ret1.base| 1) 0))} is VALID [2020-07-18 00:21:04,794 INFO L263 TraceCheckUtils]: 0: Hoare triple {1652#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |old(#length)| |#length|))} call #t~ret1.base, #t~ret1.offset := kzalloc(0, 0); {1652#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |old(#length)| |#length|))} is VALID [2020-07-18 00:21:04,794 INFO L280 TraceCheckUtils]: 1: Hoare triple {1652#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |old(#length)| |#length|))} ~size := #in~size; {1533#true} is VALID [2020-07-18 00:21:04,794 INFO L280 TraceCheckUtils]: 2: Hoare triple {1533#true} ~flags := #in~flags; {1533#true} is VALID [2020-07-18 00:21:04,795 INFO L280 TraceCheckUtils]: 3: Hoare triple {1533#true} SUMMARY for call #t~malloc0.base, #t~malloc0.offset := #Ultimate.allocOnHeap(~size); srcloc: L46-1 {1672#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} is VALID [2020-07-18 00:21:04,797 INFO L263 TraceCheckUtils]: 4: Hoare triple {1672#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} call #Ultimate.meminit(#t~malloc0.base, #t~malloc0.offset, 1, ~size, ~size); {1656#(= |#memory_int| |old(#memory_int)|)} is VALID [2020-07-18 00:21:04,797 INFO L280 TraceCheckUtils]: 5: Hoare triple {1656#(= |#memory_int| |old(#memory_int)|)} #memory_int := ~initToZeroAtPointerBaseAddress~int(#memory_int, #ptr.base); {1533#true} is VALID [2020-07-18 00:21:04,798 INFO L280 TraceCheckUtils]: 6: Hoare triple {1533#true} assume true; {1533#true} is VALID [2020-07-18 00:21:04,799 INFO L275 TraceCheckUtils]: 7: Hoare quadruple {1533#true} {1672#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} #145#return; {1672#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} is VALID [2020-07-18 00:21:04,800 INFO L280 TraceCheckUtils]: 8: Hoare triple {1672#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} #res.base, #res.offset := #t~malloc0.base, #t~malloc0.offset; {1676#(or (<= 1 |kzalloc_#res.base|) (<= (+ |kzalloc_#res.base| 1) 0))} is VALID [2020-07-18 00:21:04,800 INFO L280 TraceCheckUtils]: 9: Hoare triple {1676#(or (<= 1 |kzalloc_#res.base|) (<= (+ |kzalloc_#res.base| 1) 0))} assume true; {1676#(or (<= 1 |kzalloc_#res.base|) (<= (+ |kzalloc_#res.base| 1) 0))} is VALID [2020-07-18 00:21:04,802 INFO L275 TraceCheckUtils]: 10: Hoare quadruple {1676#(or (<= 1 |kzalloc_#res.base|) (<= (+ |kzalloc_#res.base| 1) 0))} {1652#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |old(#length)| |#length|))} #143#return; {1670#(or (<= 1 |ibmphp_find_same_bus_num_#t~ret1.base|) (<= (+ |ibmphp_find_same_bus_num_#t~ret1.base| 1) 0))} is VALID [2020-07-18 00:21:04,803 INFO L280 TraceCheckUtils]: 11: Hoare triple {1670#(or (<= 1 |ibmphp_find_same_bus_num_#t~ret1.base|) (<= (+ |ibmphp_find_same_bus_num_#t~ret1.base| 1) 0))} #res.base, #res.offset := #t~ret1.base, #t~ret1.offset; {1671#(or (<= (+ |ibmphp_find_same_bus_num_#res.base| 1) 0) (<= 1 |ibmphp_find_same_bus_num_#res.base|))} is VALID [2020-07-18 00:21:04,804 INFO L280 TraceCheckUtils]: 12: Hoare triple {1671#(or (<= (+ |ibmphp_find_same_bus_num_#res.base| 1) 0) (<= 1 |ibmphp_find_same_bus_num_#res.base|))} havoc #t~ret1.base, #t~ret1.offset; {1671#(or (<= (+ |ibmphp_find_same_bus_num_#res.base| 1) 0) (<= 1 |ibmphp_find_same_bus_num_#res.base|))} is VALID [2020-07-18 00:21:04,804 INFO L280 TraceCheckUtils]: 13: Hoare triple {1671#(or (<= (+ |ibmphp_find_same_bus_num_#res.base| 1) 0) (<= 1 |ibmphp_find_same_bus_num_#res.base|))} assume true; {1671#(or (<= (+ |ibmphp_find_same_bus_num_#res.base| 1) 0) (<= 1 |ibmphp_find_same_bus_num_#res.base|))} is VALID [2020-07-18 00:21:04,806 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {1671#(or (<= (+ |ibmphp_find_same_bus_num_#res.base| 1) 0) (<= 1 |ibmphp_find_same_bus_num_#res.base|))} {1533#true} #131#return; {1646#(not (= 0 |ebda_rsrc_controller_#t~ret6.base|))} is VALID [2020-07-18 00:21:04,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 00:21:04,827 INFO L280 TraceCheckUtils]: 0: Hoare triple {1677#(= ~freed_tmp_slot~0 |old(~freed_tmp_slot~0)|)} ~p.base, ~p.offset := #in~p.base, #in~p.offset; {1533#true} is VALID [2020-07-18 00:21:04,828 INFO L280 TraceCheckUtils]: 1: Hoare triple {1533#true} assume !((~p.base != 0 || ~p.offset != 0) && ~p.base == ~tmp_slot~0.base && ~p.offset == ~tmp_slot~0.offset); {1533#true} is VALID [2020-07-18 00:21:04,828 INFO L280 TraceCheckUtils]: 2: Hoare triple {1533#true} assume true; {1533#true} is VALID [2020-07-18 00:21:04,829 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {1533#true} {1534#false} #137#return; {1534#false} is VALID [2020-07-18 00:21:04,829 INFO L280 TraceCheckUtils]: 0: Hoare triple {1610#(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; {1533#true} is VALID [2020-07-18 00:21:04,829 INFO L280 TraceCheckUtils]: 1: Hoare triple {1533#true} havoc ~bus_info_ptr1~0.base, ~bus_info_ptr1~0.offset; {1533#true} is VALID [2020-07-18 00:21:04,829 INFO L280 TraceCheckUtils]: 2: Hoare triple {1533#true} havoc ~rc~0; {1533#true} is VALID [2020-07-18 00:21:04,831 INFO L263 TraceCheckUtils]: 3: Hoare triple {1533#true} call #t~ret4.base, #t~ret4.offset := kzalloc(8, 1); {1652#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |old(#length)| |#length|))} is VALID [2020-07-18 00:21:04,831 INFO L280 TraceCheckUtils]: 4: Hoare triple {1652#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |old(#length)| |#length|))} ~size := #in~size; {1533#true} is VALID [2020-07-18 00:21:04,831 INFO L280 TraceCheckUtils]: 5: Hoare triple {1533#true} ~flags := #in~flags; {1533#true} is VALID [2020-07-18 00:21:04,831 INFO L280 TraceCheckUtils]: 6: Hoare triple {1533#true} SUMMARY for call #t~malloc0.base, #t~malloc0.offset := #Ultimate.allocOnHeap(~size); srcloc: L46-1 {1533#true} is VALID [2020-07-18 00:21:04,832 INFO L263 TraceCheckUtils]: 7: Hoare triple {1533#true} call #Ultimate.meminit(#t~malloc0.base, #t~malloc0.offset, 1, ~size, ~size); {1656#(= |#memory_int| |old(#memory_int)|)} is VALID [2020-07-18 00:21:04,833 INFO L280 TraceCheckUtils]: 8: Hoare triple {1656#(= |#memory_int| |old(#memory_int)|)} #memory_int := ~initToZeroAtPointerBaseAddress~int(#memory_int, #ptr.base); {1533#true} is VALID [2020-07-18 00:21:04,833 INFO L280 TraceCheckUtils]: 9: Hoare triple {1533#true} assume true; {1533#true} is VALID [2020-07-18 00:21:04,833 INFO L275 TraceCheckUtils]: 10: Hoare quadruple {1533#true} {1533#true} #145#return; {1533#true} is VALID [2020-07-18 00:21:04,834 INFO L280 TraceCheckUtils]: 11: Hoare triple {1533#true} #res.base, #res.offset := #t~malloc0.base, #t~malloc0.offset; {1533#true} is VALID [2020-07-18 00:21:04,834 INFO L280 TraceCheckUtils]: 12: Hoare triple {1533#true} assume true; {1533#true} is VALID [2020-07-18 00:21:04,834 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {1533#true} {1533#true} #127#return; {1533#true} is VALID [2020-07-18 00:21:04,834 INFO L280 TraceCheckUtils]: 14: Hoare triple {1533#true} ~hp_slot_ptr~0.base, ~hp_slot_ptr~0.offset := #t~ret4.base, #t~ret4.offset; {1533#true} is VALID [2020-07-18 00:21:04,835 INFO L280 TraceCheckUtils]: 15: Hoare triple {1533#true} havoc #t~ret4.base, #t~ret4.offset; {1533#true} is VALID [2020-07-18 00:21:04,835 INFO L280 TraceCheckUtils]: 16: Hoare triple {1533#true} assume !(~hp_slot_ptr~0.base == 0 && ~hp_slot_ptr~0.offset == 0); {1533#true} is VALID [2020-07-18 00:21:04,835 INFO L280 TraceCheckUtils]: 17: Hoare triple {1533#true} SUMMARY for call write~int(5, ~hp_slot_ptr~0.base, 4 + ~hp_slot_ptr~0.offset, 4); srcloc: L81 {1533#true} is VALID [2020-07-18 00:21:04,836 INFO L263 TraceCheckUtils]: 18: Hoare triple {1533#true} call #t~ret5.base, #t~ret5.offset := kzalloc(16, 1); {1652#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |old(#length)| |#length|))} is VALID [2020-07-18 00:21:04,837 INFO L280 TraceCheckUtils]: 19: Hoare triple {1652#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |old(#length)| |#length|))} ~size := #in~size; {1533#true} is VALID [2020-07-18 00:21:04,837 INFO L280 TraceCheckUtils]: 20: Hoare triple {1533#true} ~flags := #in~flags; {1533#true} is VALID [2020-07-18 00:21:04,837 INFO L280 TraceCheckUtils]: 21: Hoare triple {1533#true} SUMMARY for call #t~malloc0.base, #t~malloc0.offset := #Ultimate.allocOnHeap(~size); srcloc: L46-1 {1533#true} is VALID [2020-07-18 00:21:04,838 INFO L263 TraceCheckUtils]: 22: Hoare triple {1533#true} call #Ultimate.meminit(#t~malloc0.base, #t~malloc0.offset, 1, ~size, ~size); {1656#(= |#memory_int| |old(#memory_int)|)} is VALID [2020-07-18 00:21:04,839 INFO L280 TraceCheckUtils]: 23: Hoare triple {1656#(= |#memory_int| |old(#memory_int)|)} #memory_int := ~initToZeroAtPointerBaseAddress~int(#memory_int, #ptr.base); {1533#true} is VALID [2020-07-18 00:21:04,839 INFO L280 TraceCheckUtils]: 24: Hoare triple {1533#true} assume true; {1533#true} is VALID [2020-07-18 00:21:04,839 INFO L275 TraceCheckUtils]: 25: Hoare quadruple {1533#true} {1533#true} #145#return; {1533#true} is VALID [2020-07-18 00:21:04,839 INFO L280 TraceCheckUtils]: 26: Hoare triple {1533#true} #res.base, #res.offset := #t~malloc0.base, #t~malloc0.offset; {1533#true} is VALID [2020-07-18 00:21:04,840 INFO L280 TraceCheckUtils]: 27: Hoare triple {1533#true} assume true; {1533#true} is VALID [2020-07-18 00:21:04,840 INFO L275 TraceCheckUtils]: 28: Hoare quadruple {1533#true} {1533#true} #129#return; {1533#true} is VALID [2020-07-18 00:21:04,840 INFO L280 TraceCheckUtils]: 29: Hoare triple {1533#true} ~tmp_slot~0.base, ~tmp_slot~0.offset := #t~ret5.base, #t~ret5.offset; {1533#true} is VALID [2020-07-18 00:21:04,840 INFO L280 TraceCheckUtils]: 30: Hoare triple {1533#true} havoc #t~ret5.base, #t~ret5.offset; {1533#true} is VALID [2020-07-18 00:21:04,841 INFO L280 TraceCheckUtils]: 31: Hoare triple {1533#true} assume !(~tmp_slot~0.base == 0 && ~tmp_slot~0.offset == 0); {1533#true} is VALID [2020-07-18 00:21:04,841 INFO L280 TraceCheckUtils]: 32: Hoare triple {1533#true} ~used_tmp_slot~0 := 0; {1533#true} is VALID [2020-07-18 00:21:04,841 INFO L280 TraceCheckUtils]: 33: Hoare triple {1533#true} ~freed_tmp_slot~0 := 0; {1533#true} is VALID [2020-07-18 00:21:04,841 INFO L280 TraceCheckUtils]: 34: Hoare triple {1533#true} SUMMARY for call write~int(2, ~tmp_slot~0.base, ~tmp_slot~0.offset, 4); srcloc: L93 {1533#true} is VALID [2020-07-18 00:21:04,842 INFO L280 TraceCheckUtils]: 35: Hoare triple {1533#true} SUMMARY for call write~int(3, ~tmp_slot~0.base, 4 + ~tmp_slot~0.offset, 4); srcloc: L93-1 {1533#true} is VALID [2020-07-18 00:21:04,843 INFO L263 TraceCheckUtils]: 36: Hoare triple {1533#true} call #t~ret6.base, #t~ret6.offset := ibmphp_find_same_bus_num(); {1652#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |old(#length)| |#length|))} is VALID [2020-07-18 00:21:04,844 INFO L263 TraceCheckUtils]: 37: Hoare triple {1652#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |old(#length)| |#length|))} call #t~ret1.base, #t~ret1.offset := kzalloc(0, 0); {1652#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |old(#length)| |#length|))} is VALID [2020-07-18 00:21:04,844 INFO L280 TraceCheckUtils]: 38: Hoare triple {1652#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |old(#length)| |#length|))} ~size := #in~size; {1533#true} is VALID [2020-07-18 00:21:04,844 INFO L280 TraceCheckUtils]: 39: Hoare triple {1533#true} ~flags := #in~flags; {1533#true} is VALID [2020-07-18 00:21:04,846 INFO L280 TraceCheckUtils]: 40: Hoare triple {1533#true} SUMMARY for call #t~malloc0.base, #t~malloc0.offset := #Ultimate.allocOnHeap(~size); srcloc: L46-1 {1672#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} is VALID [2020-07-18 00:21:04,847 INFO L263 TraceCheckUtils]: 41: Hoare triple {1672#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} call #Ultimate.meminit(#t~malloc0.base, #t~malloc0.offset, 1, ~size, ~size); {1656#(= |#memory_int| |old(#memory_int)|)} is VALID [2020-07-18 00:21:04,847 INFO L280 TraceCheckUtils]: 42: Hoare triple {1656#(= |#memory_int| |old(#memory_int)|)} #memory_int := ~initToZeroAtPointerBaseAddress~int(#memory_int, #ptr.base); {1533#true} is VALID [2020-07-18 00:21:04,848 INFO L280 TraceCheckUtils]: 43: Hoare triple {1533#true} assume true; {1533#true} is VALID [2020-07-18 00:21:04,849 INFO L275 TraceCheckUtils]: 44: Hoare quadruple {1533#true} {1672#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} #145#return; {1672#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} is VALID [2020-07-18 00:21:04,850 INFO L280 TraceCheckUtils]: 45: Hoare triple {1672#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} #res.base, #res.offset := #t~malloc0.base, #t~malloc0.offset; {1676#(or (<= 1 |kzalloc_#res.base|) (<= (+ |kzalloc_#res.base| 1) 0))} is VALID [2020-07-18 00:21:04,850 INFO L280 TraceCheckUtils]: 46: Hoare triple {1676#(or (<= 1 |kzalloc_#res.base|) (<= (+ |kzalloc_#res.base| 1) 0))} assume true; {1676#(or (<= 1 |kzalloc_#res.base|) (<= (+ |kzalloc_#res.base| 1) 0))} is VALID [2020-07-18 00:21:04,852 INFO L275 TraceCheckUtils]: 47: Hoare quadruple {1676#(or (<= 1 |kzalloc_#res.base|) (<= (+ |kzalloc_#res.base| 1) 0))} {1652#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |old(#length)| |#length|))} #143#return; {1670#(or (<= 1 |ibmphp_find_same_bus_num_#t~ret1.base|) (<= (+ |ibmphp_find_same_bus_num_#t~ret1.base| 1) 0))} is VALID [2020-07-18 00:21:04,853 INFO L280 TraceCheckUtils]: 48: Hoare triple {1670#(or (<= 1 |ibmphp_find_same_bus_num_#t~ret1.base|) (<= (+ |ibmphp_find_same_bus_num_#t~ret1.base| 1) 0))} #res.base, #res.offset := #t~ret1.base, #t~ret1.offset; {1671#(or (<= (+ |ibmphp_find_same_bus_num_#res.base| 1) 0) (<= 1 |ibmphp_find_same_bus_num_#res.base|))} is VALID [2020-07-18 00:21:04,853 INFO L280 TraceCheckUtils]: 49: Hoare triple {1671#(or (<= (+ |ibmphp_find_same_bus_num_#res.base| 1) 0) (<= 1 |ibmphp_find_same_bus_num_#res.base|))} havoc #t~ret1.base, #t~ret1.offset; {1671#(or (<= (+ |ibmphp_find_same_bus_num_#res.base| 1) 0) (<= 1 |ibmphp_find_same_bus_num_#res.base|))} is VALID [2020-07-18 00:21:04,854 INFO L280 TraceCheckUtils]: 50: Hoare triple {1671#(or (<= (+ |ibmphp_find_same_bus_num_#res.base| 1) 0) (<= 1 |ibmphp_find_same_bus_num_#res.base|))} assume true; {1671#(or (<= (+ |ibmphp_find_same_bus_num_#res.base| 1) 0) (<= 1 |ibmphp_find_same_bus_num_#res.base|))} is VALID [2020-07-18 00:21:04,855 INFO L275 TraceCheckUtils]: 51: Hoare quadruple {1671#(or (<= (+ |ibmphp_find_same_bus_num_#res.base| 1) 0) (<= 1 |ibmphp_find_same_bus_num_#res.base|))} {1533#true} #131#return; {1646#(not (= 0 |ebda_rsrc_controller_#t~ret6.base|))} is VALID [2020-07-18 00:21:04,856 INFO L280 TraceCheckUtils]: 52: Hoare triple {1646#(not (= 0 |ebda_rsrc_controller_#t~ret6.base|))} ~bus_info_ptr1~0.base, ~bus_info_ptr1~0.offset := #t~ret6.base, #t~ret6.offset; {1647#(not (= ebda_rsrc_controller_~bus_info_ptr1~0.base 0))} is VALID [2020-07-18 00:21:04,856 INFO L280 TraceCheckUtils]: 53: Hoare triple {1647#(not (= ebda_rsrc_controller_~bus_info_ptr1~0.base 0))} havoc #t~ret6.base, #t~ret6.offset; {1647#(not (= ebda_rsrc_controller_~bus_info_ptr1~0.base 0))} is VALID [2020-07-18 00:21:04,857 INFO L280 TraceCheckUtils]: 54: Hoare triple {1647#(not (= ebda_rsrc_controller_~bus_info_ptr1~0.base 0))} assume ~bus_info_ptr1~0.base == 0 && ~bus_info_ptr1~0.offset == 0; {1534#false} is VALID [2020-07-18 00:21:04,857 INFO L280 TraceCheckUtils]: 55: Hoare triple {1534#false} ~rc~0 := -3; {1534#false} is VALID [2020-07-18 00:21:04,858 INFO L280 TraceCheckUtils]: 56: Hoare triple {1534#false} SUMMARY for call #t~mem9.base, #t~mem9.offset := read~$Pointer$(~hp_slot_ptr~0.base, ~hp_slot_ptr~0.offset, 4); srcloc: L120 {1534#false} is VALID [2020-07-18 00:21:04,858 INFO L263 TraceCheckUtils]: 57: Hoare triple {1534#false} call kfree(#t~mem9.base, #t~mem9.offset); {1677#(= ~freed_tmp_slot~0 |old(~freed_tmp_slot~0)|)} is VALID [2020-07-18 00:21:04,858 INFO L280 TraceCheckUtils]: 58: Hoare triple {1677#(= ~freed_tmp_slot~0 |old(~freed_tmp_slot~0)|)} ~p.base, ~p.offset := #in~p.base, #in~p.offset; {1533#true} is VALID [2020-07-18 00:21:04,858 INFO L280 TraceCheckUtils]: 59: Hoare triple {1533#true} assume !((~p.base != 0 || ~p.offset != 0) && ~p.base == ~tmp_slot~0.base && ~p.offset == ~tmp_slot~0.offset); {1533#true} is VALID [2020-07-18 00:21:04,859 INFO L280 TraceCheckUtils]: 60: Hoare triple {1533#true} assume true; {1533#true} is VALID [2020-07-18 00:21:04,859 INFO L275 TraceCheckUtils]: 61: Hoare quadruple {1533#true} {1534#false} #137#return; {1534#false} is VALID [2020-07-18 00:21:04,859 INFO L280 TraceCheckUtils]: 62: Hoare triple {1534#false} havoc #t~mem9.base, #t~mem9.offset; {1534#false} is VALID [2020-07-18 00:21:04,859 INFO L280 TraceCheckUtils]: 63: Hoare triple {1534#false} #res := ~rc~0; {1534#false} is VALID [2020-07-18 00:21:04,860 INFO L280 TraceCheckUtils]: 64: Hoare triple {1534#false} assume true; {1534#false} is VALID [2020-07-18 00:21:04,860 INFO L275 TraceCheckUtils]: 65: Hoare quadruple {1534#false} {1533#true} #139#return; {1534#false} is VALID [2020-07-18 00:21:04,866 INFO L263 TraceCheckUtils]: 0: Hoare triple {1533#true} call ULTIMATE.init(); {1609#(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 00:21:04,866 INFO L280 TraceCheckUtils]: 1: Hoare triple {1609#(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; {1533#true} is VALID [2020-07-18 00:21:04,867 INFO L280 TraceCheckUtils]: 2: Hoare triple {1533#true} #valid := #valid[0 := 0]; {1533#true} is VALID [2020-07-18 00:21:04,867 INFO L280 TraceCheckUtils]: 3: Hoare triple {1533#true} assume 0 < #StackHeapBarrier; {1533#true} is VALID [2020-07-18 00:21:04,867 INFO L280 TraceCheckUtils]: 4: Hoare triple {1533#true} ~tmp_slot~0.base, ~tmp_slot~0.offset := 0, 0; {1533#true} is VALID [2020-07-18 00:21:04,867 INFO L280 TraceCheckUtils]: 5: Hoare triple {1533#true} ~used_tmp_slot~0 := 0; {1533#true} is VALID [2020-07-18 00:21:04,868 INFO L280 TraceCheckUtils]: 6: Hoare triple {1533#true} ~freed_tmp_slot~0 := 1; {1533#true} is VALID [2020-07-18 00:21:04,868 INFO L280 TraceCheckUtils]: 7: Hoare triple {1533#true} assume true; {1533#true} is VALID [2020-07-18 00:21:04,868 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {1533#true} {1533#true} #147#return; {1533#true} is VALID [2020-07-18 00:21:04,868 INFO L263 TraceCheckUtils]: 9: Hoare triple {1533#true} call #t~ret11 := main(); {1533#true} is VALID [2020-07-18 00:21:04,870 INFO L263 TraceCheckUtils]: 10: Hoare triple {1533#true} call #t~ret10 := ebda_rsrc_controller(); {1610#(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 00:21:04,870 INFO L280 TraceCheckUtils]: 11: Hoare triple {1610#(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; {1533#true} is VALID [2020-07-18 00:21:04,870 INFO L280 TraceCheckUtils]: 12: Hoare triple {1533#true} havoc ~bus_info_ptr1~0.base, ~bus_info_ptr1~0.offset; {1533#true} is VALID [2020-07-18 00:21:04,871 INFO L280 TraceCheckUtils]: 13: Hoare triple {1533#true} havoc ~rc~0; {1533#true} is VALID [2020-07-18 00:21:04,871 INFO L263 TraceCheckUtils]: 14: Hoare triple {1533#true} call #t~ret4.base, #t~ret4.offset := kzalloc(8, 1); {1652#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |old(#length)| |#length|))} is VALID [2020-07-18 00:21:04,872 INFO L280 TraceCheckUtils]: 15: Hoare triple {1652#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |old(#length)| |#length|))} ~size := #in~size; {1533#true} is VALID [2020-07-18 00:21:04,872 INFO L280 TraceCheckUtils]: 16: Hoare triple {1533#true} ~flags := #in~flags; {1533#true} is VALID [2020-07-18 00:21:04,872 INFO L280 TraceCheckUtils]: 17: Hoare triple {1533#true} SUMMARY for call #t~malloc0.base, #t~malloc0.offset := #Ultimate.allocOnHeap(~size); srcloc: L46-1 {1533#true} is VALID [2020-07-18 00:21:04,874 INFO L263 TraceCheckUtils]: 18: Hoare triple {1533#true} call #Ultimate.meminit(#t~malloc0.base, #t~malloc0.offset, 1, ~size, ~size); {1656#(= |#memory_int| |old(#memory_int)|)} is VALID [2020-07-18 00:21:04,874 INFO L280 TraceCheckUtils]: 19: Hoare triple {1656#(= |#memory_int| |old(#memory_int)|)} #memory_int := ~initToZeroAtPointerBaseAddress~int(#memory_int, #ptr.base); {1533#true} is VALID [2020-07-18 00:21:04,874 INFO L280 TraceCheckUtils]: 20: Hoare triple {1533#true} assume true; {1533#true} is VALID [2020-07-18 00:21:04,874 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {1533#true} {1533#true} #145#return; {1533#true} is VALID [2020-07-18 00:21:04,875 INFO L280 TraceCheckUtils]: 22: Hoare triple {1533#true} #res.base, #res.offset := #t~malloc0.base, #t~malloc0.offset; {1533#true} is VALID [2020-07-18 00:21:04,875 INFO L280 TraceCheckUtils]: 23: Hoare triple {1533#true} assume true; {1533#true} is VALID [2020-07-18 00:21:04,875 INFO L275 TraceCheckUtils]: 24: Hoare quadruple {1533#true} {1533#true} #127#return; {1533#true} is VALID [2020-07-18 00:21:04,875 INFO L280 TraceCheckUtils]: 25: Hoare triple {1533#true} ~hp_slot_ptr~0.base, ~hp_slot_ptr~0.offset := #t~ret4.base, #t~ret4.offset; {1533#true} is VALID [2020-07-18 00:21:04,876 INFO L280 TraceCheckUtils]: 26: Hoare triple {1533#true} havoc #t~ret4.base, #t~ret4.offset; {1533#true} is VALID [2020-07-18 00:21:04,876 INFO L280 TraceCheckUtils]: 27: Hoare triple {1533#true} assume !(~hp_slot_ptr~0.base == 0 && ~hp_slot_ptr~0.offset == 0); {1533#true} is VALID [2020-07-18 00:21:04,876 INFO L280 TraceCheckUtils]: 28: Hoare triple {1533#true} SUMMARY for call write~int(5, ~hp_slot_ptr~0.base, 4 + ~hp_slot_ptr~0.offset, 4); srcloc: L81 {1533#true} is VALID [2020-07-18 00:21:04,877 INFO L263 TraceCheckUtils]: 29: Hoare triple {1533#true} call #t~ret5.base, #t~ret5.offset := kzalloc(16, 1); {1652#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |old(#length)| |#length|))} is VALID [2020-07-18 00:21:04,877 INFO L280 TraceCheckUtils]: 30: Hoare triple {1652#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |old(#length)| |#length|))} ~size := #in~size; {1533#true} is VALID [2020-07-18 00:21:04,878 INFO L280 TraceCheckUtils]: 31: Hoare triple {1533#true} ~flags := #in~flags; {1533#true} is VALID [2020-07-18 00:21:04,878 INFO L280 TraceCheckUtils]: 32: Hoare triple {1533#true} SUMMARY for call #t~malloc0.base, #t~malloc0.offset := #Ultimate.allocOnHeap(~size); srcloc: L46-1 {1533#true} is VALID [2020-07-18 00:21:04,879 INFO L263 TraceCheckUtils]: 33: Hoare triple {1533#true} call #Ultimate.meminit(#t~malloc0.base, #t~malloc0.offset, 1, ~size, ~size); {1656#(= |#memory_int| |old(#memory_int)|)} is VALID [2020-07-18 00:21:04,879 INFO L280 TraceCheckUtils]: 34: Hoare triple {1656#(= |#memory_int| |old(#memory_int)|)} #memory_int := ~initToZeroAtPointerBaseAddress~int(#memory_int, #ptr.base); {1533#true} is VALID [2020-07-18 00:21:04,879 INFO L280 TraceCheckUtils]: 35: Hoare triple {1533#true} assume true; {1533#true} is VALID [2020-07-18 00:21:04,879 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {1533#true} {1533#true} #145#return; {1533#true} is VALID [2020-07-18 00:21:04,879 INFO L280 TraceCheckUtils]: 37: Hoare triple {1533#true} #res.base, #res.offset := #t~malloc0.base, #t~malloc0.offset; {1533#true} is VALID [2020-07-18 00:21:04,880 INFO L280 TraceCheckUtils]: 38: Hoare triple {1533#true} assume true; {1533#true} is VALID [2020-07-18 00:21:04,880 INFO L275 TraceCheckUtils]: 39: Hoare quadruple {1533#true} {1533#true} #129#return; {1533#true} is VALID [2020-07-18 00:21:04,880 INFO L280 TraceCheckUtils]: 40: Hoare triple {1533#true} ~tmp_slot~0.base, ~tmp_slot~0.offset := #t~ret5.base, #t~ret5.offset; {1533#true} is VALID [2020-07-18 00:21:04,880 INFO L280 TraceCheckUtils]: 41: Hoare triple {1533#true} havoc #t~ret5.base, #t~ret5.offset; {1533#true} is VALID [2020-07-18 00:21:04,880 INFO L280 TraceCheckUtils]: 42: Hoare triple {1533#true} assume !(~tmp_slot~0.base == 0 && ~tmp_slot~0.offset == 0); {1533#true} is VALID [2020-07-18 00:21:04,880 INFO L280 TraceCheckUtils]: 43: Hoare triple {1533#true} ~used_tmp_slot~0 := 0; {1533#true} is VALID [2020-07-18 00:21:04,881 INFO L280 TraceCheckUtils]: 44: Hoare triple {1533#true} ~freed_tmp_slot~0 := 0; {1533#true} is VALID [2020-07-18 00:21:04,881 INFO L280 TraceCheckUtils]: 45: Hoare triple {1533#true} SUMMARY for call write~int(2, ~tmp_slot~0.base, ~tmp_slot~0.offset, 4); srcloc: L93 {1533#true} is VALID [2020-07-18 00:21:04,881 INFO L280 TraceCheckUtils]: 46: Hoare triple {1533#true} SUMMARY for call write~int(3, ~tmp_slot~0.base, 4 + ~tmp_slot~0.offset, 4); srcloc: L93-1 {1533#true} is VALID [2020-07-18 00:21:04,883 INFO L263 TraceCheckUtils]: 47: Hoare triple {1533#true} call #t~ret6.base, #t~ret6.offset := ibmphp_find_same_bus_num(); {1652#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |old(#length)| |#length|))} is VALID [2020-07-18 00:21:04,884 INFO L263 TraceCheckUtils]: 48: Hoare triple {1652#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |old(#length)| |#length|))} call #t~ret1.base, #t~ret1.offset := kzalloc(0, 0); {1652#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |old(#length)| |#length|))} is VALID [2020-07-18 00:21:04,884 INFO L280 TraceCheckUtils]: 49: Hoare triple {1652#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |old(#length)| |#length|))} ~size := #in~size; {1533#true} is VALID [2020-07-18 00:21:04,884 INFO L280 TraceCheckUtils]: 50: Hoare triple {1533#true} ~flags := #in~flags; {1533#true} is VALID [2020-07-18 00:21:04,886 INFO L280 TraceCheckUtils]: 51: Hoare triple {1533#true} SUMMARY for call #t~malloc0.base, #t~malloc0.offset := #Ultimate.allocOnHeap(~size); srcloc: L46-1 {1672#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} is VALID [2020-07-18 00:21:04,887 INFO L263 TraceCheckUtils]: 52: Hoare triple {1672#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} call #Ultimate.meminit(#t~malloc0.base, #t~malloc0.offset, 1, ~size, ~size); {1656#(= |#memory_int| |old(#memory_int)|)} is VALID [2020-07-18 00:21:04,887 INFO L280 TraceCheckUtils]: 53: Hoare triple {1656#(= |#memory_int| |old(#memory_int)|)} #memory_int := ~initToZeroAtPointerBaseAddress~int(#memory_int, #ptr.base); {1533#true} is VALID [2020-07-18 00:21:04,887 INFO L280 TraceCheckUtils]: 54: Hoare triple {1533#true} assume true; {1533#true} is VALID [2020-07-18 00:21:04,888 INFO L275 TraceCheckUtils]: 55: Hoare quadruple {1533#true} {1672#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} #145#return; {1672#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} is VALID [2020-07-18 00:21:04,889 INFO L280 TraceCheckUtils]: 56: Hoare triple {1672#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} #res.base, #res.offset := #t~malloc0.base, #t~malloc0.offset; {1676#(or (<= 1 |kzalloc_#res.base|) (<= (+ |kzalloc_#res.base| 1) 0))} is VALID [2020-07-18 00:21:04,890 INFO L280 TraceCheckUtils]: 57: Hoare triple {1676#(or (<= 1 |kzalloc_#res.base|) (<= (+ |kzalloc_#res.base| 1) 0))} assume true; {1676#(or (<= 1 |kzalloc_#res.base|) (<= (+ |kzalloc_#res.base| 1) 0))} is VALID [2020-07-18 00:21:04,895 INFO L275 TraceCheckUtils]: 58: Hoare quadruple {1676#(or (<= 1 |kzalloc_#res.base|) (<= (+ |kzalloc_#res.base| 1) 0))} {1652#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |old(#length)| |#length|))} #143#return; {1670#(or (<= 1 |ibmphp_find_same_bus_num_#t~ret1.base|) (<= (+ |ibmphp_find_same_bus_num_#t~ret1.base| 1) 0))} is VALID [2020-07-18 00:21:04,896 INFO L280 TraceCheckUtils]: 59: Hoare triple {1670#(or (<= 1 |ibmphp_find_same_bus_num_#t~ret1.base|) (<= (+ |ibmphp_find_same_bus_num_#t~ret1.base| 1) 0))} #res.base, #res.offset := #t~ret1.base, #t~ret1.offset; {1671#(or (<= (+ |ibmphp_find_same_bus_num_#res.base| 1) 0) (<= 1 |ibmphp_find_same_bus_num_#res.base|))} is VALID [2020-07-18 00:21:04,897 INFO L280 TraceCheckUtils]: 60: Hoare triple {1671#(or (<= (+ |ibmphp_find_same_bus_num_#res.base| 1) 0) (<= 1 |ibmphp_find_same_bus_num_#res.base|))} havoc #t~ret1.base, #t~ret1.offset; {1671#(or (<= (+ |ibmphp_find_same_bus_num_#res.base| 1) 0) (<= 1 |ibmphp_find_same_bus_num_#res.base|))} is VALID [2020-07-18 00:21:04,897 INFO L280 TraceCheckUtils]: 61: Hoare triple {1671#(or (<= (+ |ibmphp_find_same_bus_num_#res.base| 1) 0) (<= 1 |ibmphp_find_same_bus_num_#res.base|))} assume true; {1671#(or (<= (+ |ibmphp_find_same_bus_num_#res.base| 1) 0) (<= 1 |ibmphp_find_same_bus_num_#res.base|))} is VALID [2020-07-18 00:21:04,902 INFO L275 TraceCheckUtils]: 62: Hoare quadruple {1671#(or (<= (+ |ibmphp_find_same_bus_num_#res.base| 1) 0) (<= 1 |ibmphp_find_same_bus_num_#res.base|))} {1533#true} #131#return; {1646#(not (= 0 |ebda_rsrc_controller_#t~ret6.base|))} is VALID [2020-07-18 00:21:04,904 INFO L280 TraceCheckUtils]: 63: Hoare triple {1646#(not (= 0 |ebda_rsrc_controller_#t~ret6.base|))} ~bus_info_ptr1~0.base, ~bus_info_ptr1~0.offset := #t~ret6.base, #t~ret6.offset; {1647#(not (= ebda_rsrc_controller_~bus_info_ptr1~0.base 0))} is VALID [2020-07-18 00:21:04,905 INFO L280 TraceCheckUtils]: 64: Hoare triple {1647#(not (= ebda_rsrc_controller_~bus_info_ptr1~0.base 0))} havoc #t~ret6.base, #t~ret6.offset; {1647#(not (= ebda_rsrc_controller_~bus_info_ptr1~0.base 0))} is VALID [2020-07-18 00:21:04,907 INFO L280 TraceCheckUtils]: 65: Hoare triple {1647#(not (= ebda_rsrc_controller_~bus_info_ptr1~0.base 0))} assume ~bus_info_ptr1~0.base == 0 && ~bus_info_ptr1~0.offset == 0; {1534#false} is VALID [2020-07-18 00:21:04,908 INFO L280 TraceCheckUtils]: 66: Hoare triple {1534#false} ~rc~0 := -3; {1534#false} is VALID [2020-07-18 00:21:04,908 INFO L280 TraceCheckUtils]: 67: Hoare triple {1534#false} SUMMARY for call #t~mem9.base, #t~mem9.offset := read~$Pointer$(~hp_slot_ptr~0.base, ~hp_slot_ptr~0.offset, 4); srcloc: L120 {1534#false} is VALID [2020-07-18 00:21:04,908 INFO L263 TraceCheckUtils]: 68: Hoare triple {1534#false} call kfree(#t~mem9.base, #t~mem9.offset); {1677#(= ~freed_tmp_slot~0 |old(~freed_tmp_slot~0)|)} is VALID [2020-07-18 00:21:04,908 INFO L280 TraceCheckUtils]: 69: Hoare triple {1677#(= ~freed_tmp_slot~0 |old(~freed_tmp_slot~0)|)} ~p.base, ~p.offset := #in~p.base, #in~p.offset; {1533#true} is VALID [2020-07-18 00:21:04,908 INFO L280 TraceCheckUtils]: 70: Hoare triple {1533#true} assume !((~p.base != 0 || ~p.offset != 0) && ~p.base == ~tmp_slot~0.base && ~p.offset == ~tmp_slot~0.offset); {1533#true} is VALID [2020-07-18 00:21:04,908 INFO L280 TraceCheckUtils]: 71: Hoare triple {1533#true} assume true; {1533#true} is VALID [2020-07-18 00:21:04,909 INFO L275 TraceCheckUtils]: 72: Hoare quadruple {1533#true} {1534#false} #137#return; {1534#false} is VALID [2020-07-18 00:21:04,909 INFO L280 TraceCheckUtils]: 73: Hoare triple {1534#false} havoc #t~mem9.base, #t~mem9.offset; {1534#false} is VALID [2020-07-18 00:21:04,909 INFO L280 TraceCheckUtils]: 74: Hoare triple {1534#false} #res := ~rc~0; {1534#false} is VALID [2020-07-18 00:21:04,909 INFO L280 TraceCheckUtils]: 75: Hoare triple {1534#false} assume true; {1534#false} is VALID [2020-07-18 00:21:04,909 INFO L275 TraceCheckUtils]: 76: Hoare quadruple {1534#false} {1533#true} #139#return; {1534#false} is VALID [2020-07-18 00:21:04,909 INFO L280 TraceCheckUtils]: 77: Hoare triple {1534#false} assume -2147483648 <= #t~ret10 && #t~ret10 <= 2147483647; {1534#false} is VALID [2020-07-18 00:21:04,910 INFO L280 TraceCheckUtils]: 78: Hoare triple {1534#false} havoc #t~ret10; {1534#false} is VALID [2020-07-18 00:21:04,910 INFO L280 TraceCheckUtils]: 79: Hoare triple {1534#false} assume 0 == ~used_tmp_slot~0; {1534#false} is VALID [2020-07-18 00:21:04,910 INFO L280 TraceCheckUtils]: 80: Hoare triple {1534#false} assume !(0 != ~freed_tmp_slot~0); {1534#false} is VALID [2020-07-18 00:21:04,910 INFO L263 TraceCheckUtils]: 81: Hoare triple {1534#false} call __blast_assert(); {1534#false} is VALID [2020-07-18 00:21:04,910 INFO L280 TraceCheckUtils]: 82: Hoare triple {1534#false} assume !false; {1534#false} is VALID [2020-07-18 00:21:04,921 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-07-18 00:21:05,092 INFO L192 leratedInterpolation]: Finished Analysing Program using PRECISE loop Acceleration [2020-07-18 00:21:05,092 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [853721238] [2020-07-18 00:21:05,093 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-18 00:21:05,093 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2020-07-18 00:21:05,093 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [228652533] [2020-07-18 00:21:05,094 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 83 [2020-07-18 00:21:05,094 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-18 00:21:05,095 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 19 states. [2020-07-18 00:21:05,114 WARN L140 InductivityCheck]: Transition 1678#(= ebda_rsrc_controller_~rc~0 |ebda_rsrc_controller_#res|) ( _ , 1533#true , #139#return; , 1679#(= |main_#t~ret10| ebda_rsrc_controller_~rc~0) ) not inductive [2020-07-18 00:21:05,115 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-18 00:21:05,116 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.AssertionError: inductivity failed at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.InductivityCheck.evaluateResult(InductivityCheck.java:142) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.InductivityCheck.checkInductivity(InductivityCheck.java:113) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.InductivityCheck.(InductivityCheck.java:75) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.constructInterpolantAutomaton(BasicCegarLoop.java:583) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:455) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:370) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopResult.iterate(CegarLoopResult.java:142) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterateNew(TraceAbstractionStarter.java:334) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:127) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:120) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:317) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2020-07-18 00:21:05,122 INFO L168 Benchmark]: Toolchain (without parser) took 8470.64 ms. Allocated memory was 145.8 MB in the beginning and 329.8 MB in the end (delta: 184.0 MB). Free memory was 103.6 MB in the beginning and 279.3 MB in the end (delta: -175.7 MB). Peak memory consumption was 8.3 MB. Max. memory is 7.1 GB. [2020-07-18 00:21:05,123 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 145.8 MB. Free memory was 122.3 MB in the beginning and 122.1 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-18 00:21:05,124 INFO L168 Benchmark]: CACSL2BoogieTranslator took 488.94 ms. Allocated memory was 145.8 MB in the beginning and 202.9 MB in the end (delta: 57.1 MB). Free memory was 103.2 MB in the beginning and 181.2 MB in the end (delta: -78.1 MB). Peak memory consumption was 20.8 MB. Max. memory is 7.1 GB. [2020-07-18 00:21:05,124 INFO L168 Benchmark]: Boogie Preprocessor took 50.41 ms. Allocated memory is still 202.9 MB. Free memory was 181.2 MB in the beginning and 179.2 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2020-07-18 00:21:05,125 INFO L168 Benchmark]: RCFGBuilder took 675.52 ms. Allocated memory is still 202.9 MB. Free memory was 178.5 MB in the beginning and 136.1 MB in the end (delta: 42.5 MB). Peak memory consumption was 42.5 MB. Max. memory is 7.1 GB. [2020-07-18 00:21:05,126 INFO L168 Benchmark]: TraceAbstraction took 7248.25 ms. Allocated memory was 202.9 MB in the beginning and 329.8 MB in the end (delta: 126.9 MB). Free memory was 135.4 MB in the beginning and 279.3 MB in the end (delta: -143.9 MB). There was no memory consumed. Max. memory is 7.1 GB. [2020-07-18 00:21:05,129 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 0.20 ms. Allocated memory is still 145.8 MB. Free memory was 122.3 MB in the beginning and 122.1 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 488.94 ms. Allocated memory was 145.8 MB in the beginning and 202.9 MB in the end (delta: 57.1 MB). Free memory was 103.2 MB in the beginning and 181.2 MB in the end (delta: -78.1 MB). Peak memory consumption was 20.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 50.41 ms. Allocated memory is still 202.9 MB. Free memory was 181.2 MB in the beginning and 179.2 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 675.52 ms. Allocated memory is still 202.9 MB. Free memory was 178.5 MB in the beginning and 136.1 MB in the end (delta: 42.5 MB). Peak memory consumption was 42.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 7248.25 ms. Allocated memory was 202.9 MB in the beginning and 329.8 MB in the end (delta: 126.9 MB). Free memory was 135.4 MB in the beginning and 279.3 MB in the end (delta: -143.9 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: AssertionError: inductivity failed de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: AssertionError: inductivity failed: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.InductivityCheck.evaluateResult(InductivityCheck.java:142) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...