/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.c_1.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-8fc6572 [2020-07-10 19:01:09,332 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-10 19:01:09,335 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-10 19:01:09,347 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-10 19:01:09,348 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-10 19:01:09,349 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-10 19:01:09,350 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-10 19:01:09,352 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-10 19:01:09,354 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-10 19:01:09,355 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-10 19:01:09,356 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-10 19:01:09,357 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-10 19:01:09,358 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-10 19:01:09,359 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-10 19:01:09,360 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-10 19:01:09,361 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-10 19:01:09,362 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-10 19:01:09,363 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-10 19:01:09,365 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-10 19:01:09,368 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-10 19:01:09,370 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-10 19:01:09,371 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-10 19:01:09,372 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-10 19:01:09,373 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-10 19:01:09,376 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-07-10 19:01:09,379 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-10 19:01:09,380 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-10 19:01:09,381 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-10 19:01:09,382 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-10 19:01:09,383 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-10 19:01:09,383 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-10 19:01:09,384 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-10 19:01:09,384 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-10 19:01:09,385 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-10 19:01:09,386 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-10 19:01:09,386 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-10 19:01:09,387 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf [2020-07-10 19:01:09,397 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-10 19:01:09,397 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-10 19:01:09,399 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-10 19:01:09,400 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-10 19:01:09,400 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-10 19:01:09,400 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-10 19:01:09,400 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-10 19:01:09,401 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-10 19:01:09,401 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-10 19:01:09,401 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-10 19:01:09,401 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-10 19:01:09,401 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-10 19:01:09,402 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-10 19:01:09,402 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-10 19:01:09,402 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-10 19:01:09,403 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-07-10 19:01:09,403 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-10 19:01:09,404 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-10 19:01:09,404 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-10 19:01:09,404 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-10 19:01:09,404 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-07-10 19:01:09,405 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-10 19:01:09,405 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-07-10 19:01:09,719 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-10 19:01:09,737 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-10 19:01:09,741 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-10 19:01:09,743 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-10 19:01:09,743 INFO L275 PluginConnector]: CDTParser initialized [2020-07-10 19:01:09,744 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/rule57_ebda_blast.c_1.i [2020-07-10 19:01:09,817 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fd15beb03/b7badfec6bdf4cf9b6a777b3bc087419/FLAGb3bf41397 [2020-07-10 19:01:10,329 INFO L306 CDTParser]: Found 1 translation units. [2020-07-10 19:01:10,330 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/rule57_ebda_blast.c_1.i [2020-07-10 19:01:10,336 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fd15beb03/b7badfec6bdf4cf9b6a777b3bc087419/FLAGb3bf41397 [2020-07-10 19:01:10,671 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fd15beb03/b7badfec6bdf4cf9b6a777b3bc087419 [2020-07-10 19:01:10,686 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-10 19:01:10,690 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-10 19:01:10,692 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-10 19:01:10,692 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-10 19:01:10,696 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-10 19:01:10,698 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.07 07:01:10" (1/1) ... [2020-07-10 19:01:10,702 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43a81b41 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:01:10, skipping insertion in model container [2020-07-10 19:01:10,702 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.07 07:01:10" (1/1) ... [2020-07-10 19:01:10,712 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-10 19:01:10,742 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-10 19:01:10,952 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-10 19:01:10,976 INFO L203 MainTranslator]: Completed pre-run [2020-07-10 19:01:11,096 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-10 19:01:11,126 INFO L208 MainTranslator]: Completed translation [2020-07-10 19:01:11,127 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:01:11 WrapperNode [2020-07-10 19:01:11,127 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-10 19:01:11,128 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-10 19:01:11,128 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-10 19:01:11,128 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-10 19:01:11,143 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:01:11" (1/1) ... [2020-07-10 19:01:11,143 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:01:11" (1/1) ... [2020-07-10 19:01:11,160 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:01:11" (1/1) ... [2020-07-10 19:01:11,160 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:01:11" (1/1) ... [2020-07-10 19:01:11,183 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:01:11" (1/1) ... [2020-07-10 19:01:11,187 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:01:11" (1/1) ... [2020-07-10 19:01:11,189 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:01:11" (1/1) ... [2020-07-10 19:01:11,193 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-10 19:01:11,193 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-10 19:01:11,194 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-10 19:01:11,194 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-10 19:01:11,195 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:01:11" (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 [2020-07-10 19:01:11,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-10 19:01:11,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-10 19:01:11,262 INFO L138 BoogieDeclarations]: Found implementation of procedure __blast_assert [2020-07-10 19:01:11,262 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2020-07-10 19:01:11,263 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-07-10 19:01:11,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ibmphp_find_same_bus_num [2020-07-10 19:01:11,263 INFO L138 BoogieDeclarations]: Found implementation of procedure fillslotinfo [2020-07-10 19:01:11,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ibmphp_init_devno [2020-07-10 19:01:11,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ebda_rsrc_controller [2020-07-10 19:01:11,263 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-10 19:01:11,263 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-07-10 19:01:11,263 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-10 19:01:11,264 INFO L130 BoogieDeclarations]: Found specification of procedure __blast_assert [2020-07-10 19:01:11,264 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-07-10 19:01:11,264 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2020-07-10 19:01:11,264 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-10 19:01:11,264 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-07-10 19:01:11,264 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-07-10 19:01:11,270 INFO L130 BoogieDeclarations]: Found specification of procedure ibmphp_find_same_bus_num [2020-07-10 19:01:11,271 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-10 19:01:11,271 INFO L130 BoogieDeclarations]: Found specification of procedure fillslotinfo [2020-07-10 19:01:11,271 INFO L130 BoogieDeclarations]: Found specification of procedure ibmphp_init_devno [2020-07-10 19:01:11,271 INFO L130 BoogieDeclarations]: Found specification of procedure ebda_rsrc_controller [2020-07-10 19:01:11,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-10 19:01:11,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-10 19:01:11,272 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-10 19:01:11,272 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-10 19:01:11,272 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-10 19:01:11,272 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-10 19:01:11,272 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-10 19:01:11,273 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-10 19:01:11,874 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-10 19:01:11,876 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-07-10 19:01:11,888 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 07:01:11 BoogieIcfgContainer [2020-07-10 19:01:11,888 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-10 19:01:11,891 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-10 19:01:11,891 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-10 19:01:11,895 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-10 19:01:11,895 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.07 07:01:10" (1/3) ... [2020-07-10 19:01:11,896 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@12a8a2fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 07:01:11, skipping insertion in model container [2020-07-10 19:01:11,897 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:01:11" (2/3) ... [2020-07-10 19:01:11,897 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@12a8a2fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 07:01:11, skipping insertion in model container [2020-07-10 19:01:11,898 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 07:01:11" (3/3) ... [2020-07-10 19:01:11,900 INFO L109 eAbstractionObserver]: Analyzing ICFG rule57_ebda_blast.c_1.i [2020-07-10 19:01:11,912 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-07-10 19:01:11,921 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-10 19:01:11,937 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-10 19:01:11,964 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-10 19:01:11,964 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-10 19:01:11,965 INFO L377 AbstractCegarLoop]: Compute interpolants for AcceleratedInterpolation [2020-07-10 19:01:11,965 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-10 19:01:11,966 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-10 19:01:11,966 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-10 19:01:11,966 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-10 19:01:11,966 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-10 19:01:11,992 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states. [2020-07-10 19:01:12,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-07-10 19:01:12,005 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 19:01:12,006 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] [2020-07-10 19:01:12,007 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 19:01:12,013 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 19:01:12,014 INFO L82 PathProgramCache]: Analyzing trace with hash 991863416, now seen corresponding path program 1 times [2020-07-10 19:01:12,023 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-10 19:01:12,024 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [310390402] [2020-07-10 19:01:12,025 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 19:01:12,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 19:01:12,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 19:01:12,336 INFO L280 TraceCheckUtils]: 0: Hoare triple {137#(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; {106#true} is VALID [2020-07-10 19:01:12,336 INFO L280 TraceCheckUtils]: 1: Hoare triple {106#true} #valid := #valid[0 := 0]; {106#true} is VALID [2020-07-10 19:01:12,337 INFO L280 TraceCheckUtils]: 2: Hoare triple {106#true} assume 0 < #StackHeapBarrier; {106#true} is VALID [2020-07-10 19:01:12,337 INFO L280 TraceCheckUtils]: 3: Hoare triple {106#true} ~tmp_slot~0.base, ~tmp_slot~0.offset := 0, 0; {106#true} is VALID [2020-07-10 19:01:12,338 INFO L280 TraceCheckUtils]: 4: Hoare triple {106#true} ~used_tmp_slot~0 := 0; {106#true} is VALID [2020-07-10 19:01:12,338 INFO L280 TraceCheckUtils]: 5: Hoare triple {106#true} ~freed_tmp_slot~0 := 1; {106#true} is VALID [2020-07-10 19:01:12,339 INFO L280 TraceCheckUtils]: 6: Hoare triple {106#true} assume true; {106#true} is VALID [2020-07-10 19:01:12,339 INFO L275 TraceCheckUtils]: 7: Hoare quadruple {106#true} {106#true} #151#return; {106#true} is VALID [2020-07-10 19:01:12,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 19:01:12,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 19:01:12,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 19:01:12,593 INFO L280 TraceCheckUtils]: 0: Hoare triple {157#(= |#memory_int| |old(#memory_int)|)} #memory_int := ~initToZeroAtPointerBaseAddress~int(#memory_int, #ptr.base); {106#true} is VALID [2020-07-10 19:01:12,594 INFO L280 TraceCheckUtils]: 1: Hoare triple {106#true} assume true; {106#true} is VALID [2020-07-10 19:01:12,596 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {106#true} {152#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} #149#return; {152#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} is VALID [2020-07-10 19:01:12,596 INFO L280 TraceCheckUtils]: 0: Hoare triple {151#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |old(#length)| |#length|))} ~size := #in~size; {106#true} is VALID [2020-07-10 19:01:12,597 INFO L280 TraceCheckUtils]: 1: Hoare triple {106#true} ~flags := #in~flags; {106#true} is VALID [2020-07-10 19:01:12,598 INFO L280 TraceCheckUtils]: 2: Hoare triple {106#true} SUMMARY for call #t~malloc0.base, #t~malloc0.offset := #Ultimate.allocOnHeap(~size); srcloc: L46-1 {152#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} is VALID [2020-07-10 19:01:12,601 INFO L263 TraceCheckUtils]: 3: Hoare triple {152#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} call #Ultimate.meminit(#t~malloc0.base, #t~malloc0.offset, 1, ~size, ~size); {157#(= |#memory_int| |old(#memory_int)|)} is VALID [2020-07-10 19:01:12,601 INFO L280 TraceCheckUtils]: 4: Hoare triple {157#(= |#memory_int| |old(#memory_int)|)} #memory_int := ~initToZeroAtPointerBaseAddress~int(#memory_int, #ptr.base); {106#true} is VALID [2020-07-10 19:01:12,602 INFO L280 TraceCheckUtils]: 5: Hoare triple {106#true} assume true; {106#true} is VALID [2020-07-10 19:01:12,604 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {106#true} {152#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} #149#return; {152#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} is VALID [2020-07-10 19:01:12,605 INFO L280 TraceCheckUtils]: 7: Hoare triple {152#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} #res.base, #res.offset := #t~malloc0.base, #t~malloc0.offset; {156#(or (<= 1 |kzalloc_#res.base|) (<= (+ |kzalloc_#res.base| 1) 0))} is VALID [2020-07-10 19:01:12,606 INFO L280 TraceCheckUtils]: 8: Hoare triple {156#(or (<= 1 |kzalloc_#res.base|) (<= (+ |kzalloc_#res.base| 1) 0))} assume true; {156#(or (<= 1 |kzalloc_#res.base|) (<= (+ |kzalloc_#res.base| 1) 0))} is VALID [2020-07-10 19:01:12,613 INFO L275 TraceCheckUtils]: 9: Hoare quadruple {156#(or (<= 1 |kzalloc_#res.base|) (<= (+ |kzalloc_#res.base| 1) 0))} {106#true} #129#return; {149#(not (= 0 |ebda_rsrc_controller_#t~ret4.base|))} is VALID [2020-07-10 19:01:12,614 INFO L280 TraceCheckUtils]: 0: Hoare triple {138#(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; {106#true} is VALID [2020-07-10 19:01:12,615 INFO L280 TraceCheckUtils]: 1: Hoare triple {106#true} havoc ~bus_info_ptr1~0.base, ~bus_info_ptr1~0.offset; {106#true} is VALID [2020-07-10 19:01:12,615 INFO L280 TraceCheckUtils]: 2: Hoare triple {106#true} havoc ~rc~0; {106#true} is VALID [2020-07-10 19:01:12,620 INFO L263 TraceCheckUtils]: 3: Hoare triple {106#true} call #t~ret4.base, #t~ret4.offset := kzalloc(8, 1); {151#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |old(#length)| |#length|))} is VALID [2020-07-10 19:01:12,620 INFO L280 TraceCheckUtils]: 4: Hoare triple {151#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |old(#length)| |#length|))} ~size := #in~size; {106#true} is VALID [2020-07-10 19:01:12,621 INFO L280 TraceCheckUtils]: 5: Hoare triple {106#true} ~flags := #in~flags; {106#true} is VALID [2020-07-10 19:01:12,622 INFO L280 TraceCheckUtils]: 6: Hoare triple {106#true} SUMMARY for call #t~malloc0.base, #t~malloc0.offset := #Ultimate.allocOnHeap(~size); srcloc: L46-1 {152#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} is VALID [2020-07-10 19:01:12,643 INFO L263 TraceCheckUtils]: 7: Hoare triple {152#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} call #Ultimate.meminit(#t~malloc0.base, #t~malloc0.offset, 1, ~size, ~size); {157#(= |#memory_int| |old(#memory_int)|)} is VALID [2020-07-10 19:01:12,643 INFO L280 TraceCheckUtils]: 8: Hoare triple {157#(= |#memory_int| |old(#memory_int)|)} #memory_int := ~initToZeroAtPointerBaseAddress~int(#memory_int, #ptr.base); {106#true} is VALID [2020-07-10 19:01:12,643 INFO L280 TraceCheckUtils]: 9: Hoare triple {106#true} assume true; {106#true} is VALID [2020-07-10 19:01:12,645 INFO L275 TraceCheckUtils]: 10: Hoare quadruple {106#true} {152#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} #149#return; {152#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} is VALID [2020-07-10 19:01:12,647 INFO L280 TraceCheckUtils]: 11: Hoare triple {152#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} #res.base, #res.offset := #t~malloc0.base, #t~malloc0.offset; {156#(or (<= 1 |kzalloc_#res.base|) (<= (+ |kzalloc_#res.base| 1) 0))} is VALID [2020-07-10 19:01:12,648 INFO L280 TraceCheckUtils]: 12: Hoare triple {156#(or (<= 1 |kzalloc_#res.base|) (<= (+ |kzalloc_#res.base| 1) 0))} assume true; {156#(or (<= 1 |kzalloc_#res.base|) (<= (+ |kzalloc_#res.base| 1) 0))} is VALID [2020-07-10 19:01:12,649 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {156#(or (<= 1 |kzalloc_#res.base|) (<= (+ |kzalloc_#res.base| 1) 0))} {106#true} #129#return; {149#(not (= 0 |ebda_rsrc_controller_#t~ret4.base|))} is VALID [2020-07-10 19:01:12,651 INFO L280 TraceCheckUtils]: 14: Hoare triple {149#(not (= 0 |ebda_rsrc_controller_#t~ret4.base|))} ~hp_slot_ptr~0.base, ~hp_slot_ptr~0.offset := #t~ret4.base, #t~ret4.offset; {150#(not (= 0 ebda_rsrc_controller_~hp_slot_ptr~0.base))} is VALID [2020-07-10 19:01:12,653 INFO L280 TraceCheckUtils]: 15: Hoare triple {150#(not (= 0 ebda_rsrc_controller_~hp_slot_ptr~0.base))} havoc #t~ret4.base, #t~ret4.offset; {150#(not (= 0 ebda_rsrc_controller_~hp_slot_ptr~0.base))} is VALID [2020-07-10 19:01:12,654 INFO L280 TraceCheckUtils]: 16: Hoare triple {150#(not (= 0 ebda_rsrc_controller_~hp_slot_ptr~0.base))} assume ~hp_slot_ptr~0.base == 0 && ~hp_slot_ptr~0.offset == 0; {107#false} is VALID [2020-07-10 19:01:12,654 INFO L280 TraceCheckUtils]: 17: Hoare triple {107#false} ~rc~0 := -2; {107#false} is VALID [2020-07-10 19:01:12,654 INFO L280 TraceCheckUtils]: 18: Hoare triple {107#false} #res := ~rc~0; {107#false} is VALID [2020-07-10 19:01:12,655 INFO L280 TraceCheckUtils]: 19: Hoare triple {107#false} assume true; {107#false} is VALID [2020-07-10 19:01:12,655 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {107#false} {106#true} #143#return; {107#false} is VALID [2020-07-10 19:01:12,659 INFO L263 TraceCheckUtils]: 0: Hoare triple {106#true} call ULTIMATE.init(); {137#(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 [2020-07-10 19:01:12,659 INFO L280 TraceCheckUtils]: 1: Hoare triple {137#(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; {106#true} is VALID [2020-07-10 19:01:12,660 INFO L280 TraceCheckUtils]: 2: Hoare triple {106#true} #valid := #valid[0 := 0]; {106#true} is VALID [2020-07-10 19:01:12,660 INFO L280 TraceCheckUtils]: 3: Hoare triple {106#true} assume 0 < #StackHeapBarrier; {106#true} is VALID [2020-07-10 19:01:12,661 INFO L280 TraceCheckUtils]: 4: Hoare triple {106#true} ~tmp_slot~0.base, ~tmp_slot~0.offset := 0, 0; {106#true} is VALID [2020-07-10 19:01:12,661 INFO L280 TraceCheckUtils]: 5: Hoare triple {106#true} ~used_tmp_slot~0 := 0; {106#true} is VALID [2020-07-10 19:01:12,661 INFO L280 TraceCheckUtils]: 6: Hoare triple {106#true} ~freed_tmp_slot~0 := 1; {106#true} is VALID [2020-07-10 19:01:12,662 INFO L280 TraceCheckUtils]: 7: Hoare triple {106#true} assume true; {106#true} is VALID [2020-07-10 19:01:12,662 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {106#true} {106#true} #151#return; {106#true} is VALID [2020-07-10 19:01:12,662 INFO L263 TraceCheckUtils]: 9: Hoare triple {106#true} call #t~ret11 := main(); {106#true} is VALID [2020-07-10 19:01:12,664 INFO L263 TraceCheckUtils]: 10: Hoare triple {106#true} call #t~ret10 := ebda_rsrc_controller(); {138#(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 [2020-07-10 19:01:12,665 INFO L280 TraceCheckUtils]: 11: Hoare triple {138#(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; {106#true} is VALID [2020-07-10 19:01:12,665 INFO L280 TraceCheckUtils]: 12: Hoare triple {106#true} havoc ~bus_info_ptr1~0.base, ~bus_info_ptr1~0.offset; {106#true} is VALID [2020-07-10 19:01:12,665 INFO L280 TraceCheckUtils]: 13: Hoare triple {106#true} havoc ~rc~0; {106#true} is VALID [2020-07-10 19:01:12,667 INFO L263 TraceCheckUtils]: 14: Hoare triple {106#true} call #t~ret4.base, #t~ret4.offset := kzalloc(8, 1); {151#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |old(#length)| |#length|))} is VALID [2020-07-10 19:01:12,667 INFO L280 TraceCheckUtils]: 15: Hoare triple {151#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |old(#length)| |#length|))} ~size := #in~size; {106#true} is VALID [2020-07-10 19:01:12,668 INFO L280 TraceCheckUtils]: 16: Hoare triple {106#true} ~flags := #in~flags; {106#true} is VALID [2020-07-10 19:01:12,669 INFO L280 TraceCheckUtils]: 17: Hoare triple {106#true} SUMMARY for call #t~malloc0.base, #t~malloc0.offset := #Ultimate.allocOnHeap(~size); srcloc: L46-1 {152#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} is VALID [2020-07-10 19:01:12,671 INFO L263 TraceCheckUtils]: 18: Hoare triple {152#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} call #Ultimate.meminit(#t~malloc0.base, #t~malloc0.offset, 1, ~size, ~size); {157#(= |#memory_int| |old(#memory_int)|)} is VALID [2020-07-10 19:01:12,672 INFO L280 TraceCheckUtils]: 19: Hoare triple {157#(= |#memory_int| |old(#memory_int)|)} #memory_int := ~initToZeroAtPointerBaseAddress~int(#memory_int, #ptr.base); {106#true} is VALID [2020-07-10 19:01:12,672 INFO L280 TraceCheckUtils]: 20: Hoare triple {106#true} assume true; {106#true} is VALID [2020-07-10 19:01:12,673 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {106#true} {152#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} #149#return; {152#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} is VALID [2020-07-10 19:01:12,675 INFO L280 TraceCheckUtils]: 22: Hoare triple {152#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} #res.base, #res.offset := #t~malloc0.base, #t~malloc0.offset; {156#(or (<= 1 |kzalloc_#res.base|) (<= (+ |kzalloc_#res.base| 1) 0))} is VALID [2020-07-10 19:01:12,676 INFO L280 TraceCheckUtils]: 23: Hoare triple {156#(or (<= 1 |kzalloc_#res.base|) (<= (+ |kzalloc_#res.base| 1) 0))} assume true; {156#(or (<= 1 |kzalloc_#res.base|) (<= (+ |kzalloc_#res.base| 1) 0))} is VALID [2020-07-10 19:01:12,678 INFO L275 TraceCheckUtils]: 24: Hoare quadruple {156#(or (<= 1 |kzalloc_#res.base|) (<= (+ |kzalloc_#res.base| 1) 0))} {106#true} #129#return; {149#(not (= 0 |ebda_rsrc_controller_#t~ret4.base|))} is VALID [2020-07-10 19:01:12,679 INFO L280 TraceCheckUtils]: 25: Hoare triple {149#(not (= 0 |ebda_rsrc_controller_#t~ret4.base|))} ~hp_slot_ptr~0.base, ~hp_slot_ptr~0.offset := #t~ret4.base, #t~ret4.offset; {150#(not (= 0 ebda_rsrc_controller_~hp_slot_ptr~0.base))} is VALID [2020-07-10 19:01:12,680 INFO L280 TraceCheckUtils]: 26: Hoare triple {150#(not (= 0 ebda_rsrc_controller_~hp_slot_ptr~0.base))} havoc #t~ret4.base, #t~ret4.offset; {150#(not (= 0 ebda_rsrc_controller_~hp_slot_ptr~0.base))} is VALID [2020-07-10 19:01:12,681 INFO L280 TraceCheckUtils]: 27: Hoare triple {150#(not (= 0 ebda_rsrc_controller_~hp_slot_ptr~0.base))} assume ~hp_slot_ptr~0.base == 0 && ~hp_slot_ptr~0.offset == 0; {107#false} is VALID [2020-07-10 19:01:12,681 INFO L280 TraceCheckUtils]: 28: Hoare triple {107#false} ~rc~0 := -2; {107#false} is VALID [2020-07-10 19:01:12,681 INFO L280 TraceCheckUtils]: 29: Hoare triple {107#false} #res := ~rc~0; {107#false} is VALID [2020-07-10 19:01:12,682 INFO L280 TraceCheckUtils]: 30: Hoare triple {107#false} assume true; {107#false} is VALID [2020-07-10 19:01:12,682 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {107#false} {106#true} #143#return; {107#false} is VALID [2020-07-10 19:01:12,682 INFO L280 TraceCheckUtils]: 32: Hoare triple {107#false} assume -2147483648 <= #t~ret10 && #t~ret10 <= 2147483647; {107#false} is VALID [2020-07-10 19:01:12,683 INFO L280 TraceCheckUtils]: 33: Hoare triple {107#false} havoc #t~ret10; {107#false} is VALID [2020-07-10 19:01:12,683 INFO L280 TraceCheckUtils]: 34: Hoare triple {107#false} assume 0 == ~used_tmp_slot~0; {107#false} is VALID [2020-07-10 19:01:12,684 INFO L280 TraceCheckUtils]: 35: Hoare triple {107#false} assume !(0 != ~freed_tmp_slot~0); {107#false} is VALID [2020-07-10 19:01:12,684 INFO L263 TraceCheckUtils]: 36: Hoare triple {107#false} call __blast_assert(); {107#false} is VALID [2020-07-10 19:01:12,684 INFO L280 TraceCheckUtils]: 37: Hoare triple {107#false} assume !false; {107#false} is VALID [2020-07-10 19:01:12,689 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-10 19:01:12,689 INFO L185 leratedInterpolation]: Finished Analysing Program using PRECISE loop Acceleration [2020-07-10 19:01:12,691 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [310390402] [2020-07-10 19:01:12,693 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-10 19:01:12,694 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-07-10 19:01:12,695 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1976409538] [2020-07-10 19:01:12,702 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 38 [2020-07-10 19:01:12,705 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 19:01:12,709 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 10 states. [2020-07-10 19:01:12,770 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 38 edges. 38 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 19:01:12,771 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-07-10 19:01:12,771 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-10 19:01:12,780 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-07-10 19:01:12,781 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-07-10 19:01:12,784 INFO L87 Difference]: Start difference. First operand 103 states. Second operand 10 states. [2020-07-10 19:01:14,775 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 19:01:14,776 INFO L93 Difference]: Finished difference Result 119 states and 132 transitions. [2020-07-10 19:01:14,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-07-10 19:01:14,776 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 38 [2020-07-10 19:01:14,777 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 19:01:14,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2020-07-10 19:01:14,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 132 transitions. [2020-07-10 19:01:14,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2020-07-10 19:01:14,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 132 transitions. [2020-07-10 19:01:14,802 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 13 states and 132 transitions. [2020-07-10 19:01:15,011 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 132 edges. 132 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 19:01:15,032 INFO L225 Difference]: With dead ends: 119 [2020-07-10 19:01:15,033 INFO L226 Difference]: Without dead ends: 98 [2020-07-10 19:01:15,037 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=38, Invalid=144, Unknown=0, NotChecked=0, Total=182 [2020-07-10 19:01:15,057 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2020-07-10 19:01:15,302 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 96. [2020-07-10 19:01:15,302 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 19:01:15,303 INFO L82 GeneralOperation]: Start isEquivalent. First operand 98 states. Second operand 96 states. [2020-07-10 19:01:15,303 INFO L74 IsIncluded]: Start isIncluded. First operand 98 states. Second operand 96 states. [2020-07-10 19:01:15,303 INFO L87 Difference]: Start difference. First operand 98 states. Second operand 96 states. [2020-07-10 19:01:15,315 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 19:01:15,316 INFO L93 Difference]: Finished difference Result 98 states and 106 transitions. [2020-07-10 19:01:15,316 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 106 transitions. [2020-07-10 19:01:15,318 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 19:01:15,318 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 19:01:15,318 INFO L74 IsIncluded]: Start isIncluded. First operand 96 states. Second operand 98 states. [2020-07-10 19:01:15,318 INFO L87 Difference]: Start difference. First operand 96 states. Second operand 98 states. [2020-07-10 19:01:15,329 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 19:01:15,329 INFO L93 Difference]: Finished difference Result 98 states and 106 transitions. [2020-07-10 19:01:15,329 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 106 transitions. [2020-07-10 19:01:15,331 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 19:01:15,332 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 19:01:15,332 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 19:01:15,332 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 19:01:15,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 96 states. [2020-07-10 19:01:15,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 103 transitions. [2020-07-10 19:01:15,344 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 103 transitions. Word has length 38 [2020-07-10 19:01:15,344 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 19:01:15,344 INFO L479 AbstractCegarLoop]: Abstraction has 96 states and 103 transitions. [2020-07-10 19:01:15,345 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-07-10 19:01:15,345 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 96 states and 103 transitions. [2020-07-10 19:01:15,507 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 103 edges. 103 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 19:01:15,508 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 103 transitions. [2020-07-10 19:01:15,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-07-10 19:01:15,511 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 19:01:15,511 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] [2020-07-10 19:01:15,512 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-10 19:01:15,512 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 19:01:15,512 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 19:01:15,513 INFO L82 PathProgramCache]: Analyzing trace with hash -630533651, now seen corresponding path program 1 times [2020-07-10 19:01:15,513 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-10 19:01:15,513 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [39867947] [2020-07-10 19:01:15,513 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 19:01:15,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 19:01:15,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 19:01:15,728 INFO L280 TraceCheckUtils]: 0: Hoare triple {841#(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; {795#true} is VALID [2020-07-10 19:01:15,729 INFO L280 TraceCheckUtils]: 1: Hoare triple {795#true} #valid := #valid[0 := 0]; {795#true} is VALID [2020-07-10 19:01:15,729 INFO L280 TraceCheckUtils]: 2: Hoare triple {795#true} assume 0 < #StackHeapBarrier; {795#true} is VALID [2020-07-10 19:01:15,730 INFO L280 TraceCheckUtils]: 3: Hoare triple {795#true} ~tmp_slot~0.base, ~tmp_slot~0.offset := 0, 0; {795#true} is VALID [2020-07-10 19:01:15,730 INFO L280 TraceCheckUtils]: 4: Hoare triple {795#true} ~used_tmp_slot~0 := 0; {795#true} is VALID [2020-07-10 19:01:15,730 INFO L280 TraceCheckUtils]: 5: Hoare triple {795#true} ~freed_tmp_slot~0 := 1; {795#true} is VALID [2020-07-10 19:01:15,731 INFO L280 TraceCheckUtils]: 6: Hoare triple {795#true} assume true; {795#true} is VALID [2020-07-10 19:01:15,731 INFO L275 TraceCheckUtils]: 7: Hoare quadruple {795#true} {795#true} #151#return; {795#true} is VALID [2020-07-10 19:01:15,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 19:01:15,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 19:01:15,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 19:01:15,852 INFO L280 TraceCheckUtils]: 0: Hoare triple {869#(= |#memory_int| |old(#memory_int)|)} #memory_int := ~initToZeroAtPointerBaseAddress~int(#memory_int, #ptr.base); {795#true} is VALID [2020-07-10 19:01:15,852 INFO L280 TraceCheckUtils]: 1: Hoare triple {795#true} assume true; {795#true} is VALID [2020-07-10 19:01:15,853 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {795#true} {795#true} #149#return; {795#true} is VALID [2020-07-10 19:01:15,853 INFO L280 TraceCheckUtils]: 0: Hoare triple {865#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |old(#length)| |#length|))} ~size := #in~size; {795#true} is VALID [2020-07-10 19:01:15,854 INFO L280 TraceCheckUtils]: 1: Hoare triple {795#true} ~flags := #in~flags; {795#true} is VALID [2020-07-10 19:01:15,854 INFO L280 TraceCheckUtils]: 2: Hoare triple {795#true} SUMMARY for call #t~malloc0.base, #t~malloc0.offset := #Ultimate.allocOnHeap(~size); srcloc: L46-1 {795#true} is VALID [2020-07-10 19:01:15,855 INFO L263 TraceCheckUtils]: 3: Hoare triple {795#true} call #Ultimate.meminit(#t~malloc0.base, #t~malloc0.offset, 1, ~size, ~size); {869#(= |#memory_int| |old(#memory_int)|)} is VALID [2020-07-10 19:01:15,856 INFO L280 TraceCheckUtils]: 4: Hoare triple {869#(= |#memory_int| |old(#memory_int)|)} #memory_int := ~initToZeroAtPointerBaseAddress~int(#memory_int, #ptr.base); {795#true} is VALID [2020-07-10 19:01:15,856 INFO L280 TraceCheckUtils]: 5: Hoare triple {795#true} assume true; {795#true} is VALID [2020-07-10 19:01:15,856 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {795#true} {795#true} #149#return; {795#true} is VALID [2020-07-10 19:01:15,857 INFO L280 TraceCheckUtils]: 7: Hoare triple {795#true} #res.base, #res.offset := #t~malloc0.base, #t~malloc0.offset; {795#true} is VALID [2020-07-10 19:01:15,857 INFO L280 TraceCheckUtils]: 8: Hoare triple {795#true} assume true; {795#true} is VALID [2020-07-10 19:01:15,857 INFO L275 TraceCheckUtils]: 9: Hoare quadruple {795#true} {795#true} #129#return; {795#true} is VALID [2020-07-10 19:01:15,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 19:01:15,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 19:01:15,927 INFO L280 TraceCheckUtils]: 0: Hoare triple {869#(= |#memory_int| |old(#memory_int)|)} #memory_int := ~initToZeroAtPointerBaseAddress~int(#memory_int, #ptr.base); {795#true} is VALID [2020-07-10 19:01:15,927 INFO L280 TraceCheckUtils]: 1: Hoare triple {795#true} assume true; {795#true} is VALID [2020-07-10 19:01:15,928 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {795#true} {870#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} #149#return; {870#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} is VALID [2020-07-10 19:01:15,929 INFO L280 TraceCheckUtils]: 0: Hoare triple {865#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |old(#length)| |#length|))} ~size := #in~size; {795#true} is VALID [2020-07-10 19:01:15,929 INFO L280 TraceCheckUtils]: 1: Hoare triple {795#true} ~flags := #in~flags; {795#true} is VALID [2020-07-10 19:01:15,931 INFO L280 TraceCheckUtils]: 2: Hoare triple {795#true} SUMMARY for call #t~malloc0.base, #t~malloc0.offset := #Ultimate.allocOnHeap(~size); srcloc: L46-1 {870#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} is VALID [2020-07-10 19:01:15,932 INFO L263 TraceCheckUtils]: 3: Hoare triple {870#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} call #Ultimate.meminit(#t~malloc0.base, #t~malloc0.offset, 1, ~size, ~size); {869#(= |#memory_int| |old(#memory_int)|)} is VALID [2020-07-10 19:01:15,933 INFO L280 TraceCheckUtils]: 4: Hoare triple {869#(= |#memory_int| |old(#memory_int)|)} #memory_int := ~initToZeroAtPointerBaseAddress~int(#memory_int, #ptr.base); {795#true} is VALID [2020-07-10 19:01:15,933 INFO L280 TraceCheckUtils]: 5: Hoare triple {795#true} assume true; {795#true} is VALID [2020-07-10 19:01:15,934 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {795#true} {870#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} #149#return; {870#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} is VALID [2020-07-10 19:01:15,936 INFO L280 TraceCheckUtils]: 7: Hoare triple {870#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} #res.base, #res.offset := #t~malloc0.base, #t~malloc0.offset; {874#(or (<= 1 |kzalloc_#res.base|) (<= (+ |kzalloc_#res.base| 1) 0))} is VALID [2020-07-10 19:01:15,936 INFO L280 TraceCheckUtils]: 8: Hoare triple {874#(or (<= 1 |kzalloc_#res.base|) (<= (+ |kzalloc_#res.base| 1) 0))} assume true; {874#(or (<= 1 |kzalloc_#res.base|) (<= (+ |kzalloc_#res.base| 1) 0))} is VALID [2020-07-10 19:01:15,938 INFO L275 TraceCheckUtils]: 9: Hoare quadruple {874#(or (<= 1 |kzalloc_#res.base|) (<= (+ |kzalloc_#res.base| 1) 0))} {795#true} #131#return; {863#(not (= 0 |ebda_rsrc_controller_#t~ret5.base|))} is VALID [2020-07-10 19:01:15,939 INFO L280 TraceCheckUtils]: 0: Hoare triple {842#(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; {795#true} is VALID [2020-07-10 19:01:15,939 INFO L280 TraceCheckUtils]: 1: Hoare triple {795#true} havoc ~bus_info_ptr1~0.base, ~bus_info_ptr1~0.offset; {795#true} is VALID [2020-07-10 19:01:15,939 INFO L280 TraceCheckUtils]: 2: Hoare triple {795#true} havoc ~rc~0; {795#true} is VALID [2020-07-10 19:01:15,941 INFO L263 TraceCheckUtils]: 3: Hoare triple {795#true} call #t~ret4.base, #t~ret4.offset := kzalloc(8, 1); {865#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |old(#length)| |#length|))} is VALID [2020-07-10 19:01:15,941 INFO L280 TraceCheckUtils]: 4: Hoare triple {865#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |old(#length)| |#length|))} ~size := #in~size; {795#true} is VALID [2020-07-10 19:01:15,941 INFO L280 TraceCheckUtils]: 5: Hoare triple {795#true} ~flags := #in~flags; {795#true} is VALID [2020-07-10 19:01:15,942 INFO L280 TraceCheckUtils]: 6: Hoare triple {795#true} SUMMARY for call #t~malloc0.base, #t~malloc0.offset := #Ultimate.allocOnHeap(~size); srcloc: L46-1 {795#true} is VALID [2020-07-10 19:01:15,943 INFO L263 TraceCheckUtils]: 7: Hoare triple {795#true} call #Ultimate.meminit(#t~malloc0.base, #t~malloc0.offset, 1, ~size, ~size); {869#(= |#memory_int| |old(#memory_int)|)} is VALID [2020-07-10 19:01:15,943 INFO L280 TraceCheckUtils]: 8: Hoare triple {869#(= |#memory_int| |old(#memory_int)|)} #memory_int := ~initToZeroAtPointerBaseAddress~int(#memory_int, #ptr.base); {795#true} is VALID [2020-07-10 19:01:15,944 INFO L280 TraceCheckUtils]: 9: Hoare triple {795#true} assume true; {795#true} is VALID [2020-07-10 19:01:15,944 INFO L275 TraceCheckUtils]: 10: Hoare quadruple {795#true} {795#true} #149#return; {795#true} is VALID [2020-07-10 19:01:15,944 INFO L280 TraceCheckUtils]: 11: Hoare triple {795#true} #res.base, #res.offset := #t~malloc0.base, #t~malloc0.offset; {795#true} is VALID [2020-07-10 19:01:15,945 INFO L280 TraceCheckUtils]: 12: Hoare triple {795#true} assume true; {795#true} is VALID [2020-07-10 19:01:15,945 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {795#true} {795#true} #129#return; {795#true} is VALID [2020-07-10 19:01:15,945 INFO L280 TraceCheckUtils]: 14: Hoare triple {795#true} ~hp_slot_ptr~0.base, ~hp_slot_ptr~0.offset := #t~ret4.base, #t~ret4.offset; {795#true} is VALID [2020-07-10 19:01:15,946 INFO L280 TraceCheckUtils]: 15: Hoare triple {795#true} havoc #t~ret4.base, #t~ret4.offset; {795#true} is VALID [2020-07-10 19:01:15,946 INFO L280 TraceCheckUtils]: 16: Hoare triple {795#true} assume !(~hp_slot_ptr~0.base == 0 && ~hp_slot_ptr~0.offset == 0); {795#true} is VALID [2020-07-10 19:01:15,946 INFO L280 TraceCheckUtils]: 17: Hoare triple {795#true} SUMMARY for call write~int(5, ~hp_slot_ptr~0.base, 4 + ~hp_slot_ptr~0.offset, 4); srcloc: L81 {795#true} is VALID [2020-07-10 19:01:15,947 INFO L263 TraceCheckUtils]: 18: Hoare triple {795#true} call #t~ret5.base, #t~ret5.offset := kzalloc(16, 1); {865#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |old(#length)| |#length|))} is VALID [2020-07-10 19:01:15,948 INFO L280 TraceCheckUtils]: 19: Hoare triple {865#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |old(#length)| |#length|))} ~size := #in~size; {795#true} is VALID [2020-07-10 19:01:15,948 INFO L280 TraceCheckUtils]: 20: Hoare triple {795#true} ~flags := #in~flags; {795#true} is VALID [2020-07-10 19:01:15,949 INFO L280 TraceCheckUtils]: 21: Hoare triple {795#true} SUMMARY for call #t~malloc0.base, #t~malloc0.offset := #Ultimate.allocOnHeap(~size); srcloc: L46-1 {870#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} is VALID [2020-07-10 19:01:15,951 INFO L263 TraceCheckUtils]: 22: Hoare triple {870#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} call #Ultimate.meminit(#t~malloc0.base, #t~malloc0.offset, 1, ~size, ~size); {869#(= |#memory_int| |old(#memory_int)|)} is VALID [2020-07-10 19:01:15,951 INFO L280 TraceCheckUtils]: 23: Hoare triple {869#(= |#memory_int| |old(#memory_int)|)} #memory_int := ~initToZeroAtPointerBaseAddress~int(#memory_int, #ptr.base); {795#true} is VALID [2020-07-10 19:01:15,952 INFO L280 TraceCheckUtils]: 24: Hoare triple {795#true} assume true; {795#true} is VALID [2020-07-10 19:01:15,953 INFO L275 TraceCheckUtils]: 25: Hoare quadruple {795#true} {870#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} #149#return; {870#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} is VALID [2020-07-10 19:01:15,954 INFO L280 TraceCheckUtils]: 26: Hoare triple {870#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} #res.base, #res.offset := #t~malloc0.base, #t~malloc0.offset; {874#(or (<= 1 |kzalloc_#res.base|) (<= (+ |kzalloc_#res.base| 1) 0))} is VALID [2020-07-10 19:01:15,955 INFO L280 TraceCheckUtils]: 27: Hoare triple {874#(or (<= 1 |kzalloc_#res.base|) (<= (+ |kzalloc_#res.base| 1) 0))} assume true; {874#(or (<= 1 |kzalloc_#res.base|) (<= (+ |kzalloc_#res.base| 1) 0))} is VALID [2020-07-10 19:01:15,956 INFO L275 TraceCheckUtils]: 28: Hoare quadruple {874#(or (<= 1 |kzalloc_#res.base|) (<= (+ |kzalloc_#res.base| 1) 0))} {795#true} #131#return; {863#(not (= 0 |ebda_rsrc_controller_#t~ret5.base|))} is VALID [2020-07-10 19:01:15,957 INFO L280 TraceCheckUtils]: 29: Hoare triple {863#(not (= 0 |ebda_rsrc_controller_#t~ret5.base|))} ~tmp_slot~0.base, ~tmp_slot~0.offset := #t~ret5.base, #t~ret5.offset; {864#(not (= 0 ~tmp_slot~0.base))} is VALID [2020-07-10 19:01:15,958 INFO L280 TraceCheckUtils]: 30: Hoare triple {864#(not (= 0 ~tmp_slot~0.base))} havoc #t~ret5.base, #t~ret5.offset; {864#(not (= 0 ~tmp_slot~0.base))} is VALID [2020-07-10 19:01:15,959 INFO L280 TraceCheckUtils]: 31: Hoare triple {864#(not (= 0 ~tmp_slot~0.base))} assume ~tmp_slot~0.base == 0 && ~tmp_slot~0.offset == 0; {796#false} is VALID [2020-07-10 19:01:15,959 INFO L280 TraceCheckUtils]: 32: Hoare triple {796#false} ~rc~0 := -2; {796#false} is VALID [2020-07-10 19:01:15,959 INFO L280 TraceCheckUtils]: 33: Hoare triple {796#false} #res := ~rc~0; {796#false} is VALID [2020-07-10 19:01:15,960 INFO L280 TraceCheckUtils]: 34: Hoare triple {796#false} assume true; {796#false} is VALID [2020-07-10 19:01:15,960 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {796#false} {795#true} #143#return; {796#false} is VALID [2020-07-10 19:01:15,964 INFO L263 TraceCheckUtils]: 0: Hoare triple {795#true} call ULTIMATE.init(); {841#(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 [2020-07-10 19:01:15,964 INFO L280 TraceCheckUtils]: 1: Hoare triple {841#(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; {795#true} is VALID [2020-07-10 19:01:15,965 INFO L280 TraceCheckUtils]: 2: Hoare triple {795#true} #valid := #valid[0 := 0]; {795#true} is VALID [2020-07-10 19:01:15,965 INFO L280 TraceCheckUtils]: 3: Hoare triple {795#true} assume 0 < #StackHeapBarrier; {795#true} is VALID [2020-07-10 19:01:15,965 INFO L280 TraceCheckUtils]: 4: Hoare triple {795#true} ~tmp_slot~0.base, ~tmp_slot~0.offset := 0, 0; {795#true} is VALID [2020-07-10 19:01:15,966 INFO L280 TraceCheckUtils]: 5: Hoare triple {795#true} ~used_tmp_slot~0 := 0; {795#true} is VALID [2020-07-10 19:01:15,966 INFO L280 TraceCheckUtils]: 6: Hoare triple {795#true} ~freed_tmp_slot~0 := 1; {795#true} is VALID [2020-07-10 19:01:15,966 INFO L280 TraceCheckUtils]: 7: Hoare triple {795#true} assume true; {795#true} is VALID [2020-07-10 19:01:15,966 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {795#true} {795#true} #151#return; {795#true} is VALID [2020-07-10 19:01:15,967 INFO L263 TraceCheckUtils]: 9: Hoare triple {795#true} call #t~ret11 := main(); {795#true} is VALID [2020-07-10 19:01:15,968 INFO L263 TraceCheckUtils]: 10: Hoare triple {795#true} call #t~ret10 := ebda_rsrc_controller(); {842#(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 [2020-07-10 19:01:15,969 INFO L280 TraceCheckUtils]: 11: Hoare triple {842#(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; {795#true} is VALID [2020-07-10 19:01:15,969 INFO L280 TraceCheckUtils]: 12: Hoare triple {795#true} havoc ~bus_info_ptr1~0.base, ~bus_info_ptr1~0.offset; {795#true} is VALID [2020-07-10 19:01:15,969 INFO L280 TraceCheckUtils]: 13: Hoare triple {795#true} havoc ~rc~0; {795#true} is VALID [2020-07-10 19:01:15,971 INFO L263 TraceCheckUtils]: 14: Hoare triple {795#true} call #t~ret4.base, #t~ret4.offset := kzalloc(8, 1); {865#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |old(#length)| |#length|))} is VALID [2020-07-10 19:01:15,971 INFO L280 TraceCheckUtils]: 15: Hoare triple {865#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |old(#length)| |#length|))} ~size := #in~size; {795#true} is VALID [2020-07-10 19:01:15,971 INFO L280 TraceCheckUtils]: 16: Hoare triple {795#true} ~flags := #in~flags; {795#true} is VALID [2020-07-10 19:01:15,972 INFO L280 TraceCheckUtils]: 17: Hoare triple {795#true} SUMMARY for call #t~malloc0.base, #t~malloc0.offset := #Ultimate.allocOnHeap(~size); srcloc: L46-1 {795#true} is VALID [2020-07-10 19:01:15,973 INFO L263 TraceCheckUtils]: 18: Hoare triple {795#true} call #Ultimate.meminit(#t~malloc0.base, #t~malloc0.offset, 1, ~size, ~size); {869#(= |#memory_int| |old(#memory_int)|)} is VALID [2020-07-10 19:01:15,973 INFO L280 TraceCheckUtils]: 19: Hoare triple {869#(= |#memory_int| |old(#memory_int)|)} #memory_int := ~initToZeroAtPointerBaseAddress~int(#memory_int, #ptr.base); {795#true} is VALID [2020-07-10 19:01:15,974 INFO L280 TraceCheckUtils]: 20: Hoare triple {795#true} assume true; {795#true} is VALID [2020-07-10 19:01:15,974 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {795#true} {795#true} #149#return; {795#true} is VALID [2020-07-10 19:01:15,974 INFO L280 TraceCheckUtils]: 22: Hoare triple {795#true} #res.base, #res.offset := #t~malloc0.base, #t~malloc0.offset; {795#true} is VALID [2020-07-10 19:01:15,974 INFO L280 TraceCheckUtils]: 23: Hoare triple {795#true} assume true; {795#true} is VALID [2020-07-10 19:01:15,975 INFO L275 TraceCheckUtils]: 24: Hoare quadruple {795#true} {795#true} #129#return; {795#true} is VALID [2020-07-10 19:01:15,975 INFO L280 TraceCheckUtils]: 25: Hoare triple {795#true} ~hp_slot_ptr~0.base, ~hp_slot_ptr~0.offset := #t~ret4.base, #t~ret4.offset; {795#true} is VALID [2020-07-10 19:01:15,975 INFO L280 TraceCheckUtils]: 26: Hoare triple {795#true} havoc #t~ret4.base, #t~ret4.offset; {795#true} is VALID [2020-07-10 19:01:15,976 INFO L280 TraceCheckUtils]: 27: Hoare triple {795#true} assume !(~hp_slot_ptr~0.base == 0 && ~hp_slot_ptr~0.offset == 0); {795#true} is VALID [2020-07-10 19:01:15,976 INFO L280 TraceCheckUtils]: 28: Hoare triple {795#true} SUMMARY for call write~int(5, ~hp_slot_ptr~0.base, 4 + ~hp_slot_ptr~0.offset, 4); srcloc: L81 {795#true} is VALID [2020-07-10 19:01:15,977 INFO L263 TraceCheckUtils]: 29: Hoare triple {795#true} call #t~ret5.base, #t~ret5.offset := kzalloc(16, 1); {865#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |old(#length)| |#length|))} is VALID [2020-07-10 19:01:15,977 INFO L280 TraceCheckUtils]: 30: Hoare triple {865#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |old(#length)| |#length|))} ~size := #in~size; {795#true} is VALID [2020-07-10 19:01:15,978 INFO L280 TraceCheckUtils]: 31: Hoare triple {795#true} ~flags := #in~flags; {795#true} is VALID [2020-07-10 19:01:15,979 INFO L280 TraceCheckUtils]: 32: Hoare triple {795#true} SUMMARY for call #t~malloc0.base, #t~malloc0.offset := #Ultimate.allocOnHeap(~size); srcloc: L46-1 {870#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} is VALID [2020-07-10 19:01:15,981 INFO L263 TraceCheckUtils]: 33: Hoare triple {870#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} call #Ultimate.meminit(#t~malloc0.base, #t~malloc0.offset, 1, ~size, ~size); {869#(= |#memory_int| |old(#memory_int)|)} is VALID [2020-07-10 19:01:15,981 INFO L280 TraceCheckUtils]: 34: Hoare triple {869#(= |#memory_int| |old(#memory_int)|)} #memory_int := ~initToZeroAtPointerBaseAddress~int(#memory_int, #ptr.base); {795#true} is VALID [2020-07-10 19:01:15,982 INFO L280 TraceCheckUtils]: 35: Hoare triple {795#true} assume true; {795#true} is VALID [2020-07-10 19:01:15,983 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {795#true} {870#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} #149#return; {870#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} is VALID [2020-07-10 19:01:15,984 INFO L280 TraceCheckUtils]: 37: Hoare triple {870#(or (< 0 |kzalloc_#t~malloc0.base|) (<= (+ |kzalloc_#t~malloc0.base| 1) 0))} #res.base, #res.offset := #t~malloc0.base, #t~malloc0.offset; {874#(or (<= 1 |kzalloc_#res.base|) (<= (+ |kzalloc_#res.base| 1) 0))} is VALID [2020-07-10 19:01:15,985 INFO L280 TraceCheckUtils]: 38: Hoare triple {874#(or (<= 1 |kzalloc_#res.base|) (<= (+ |kzalloc_#res.base| 1) 0))} assume true; {874#(or (<= 1 |kzalloc_#res.base|) (<= (+ |kzalloc_#res.base| 1) 0))} is VALID [2020-07-10 19:01:15,986 INFO L275 TraceCheckUtils]: 39: Hoare quadruple {874#(or (<= 1 |kzalloc_#res.base|) (<= (+ |kzalloc_#res.base| 1) 0))} {795#true} #131#return; {863#(not (= 0 |ebda_rsrc_controller_#t~ret5.base|))} is VALID [2020-07-10 19:01:15,987 INFO L280 TraceCheckUtils]: 40: Hoare triple {863#(not (= 0 |ebda_rsrc_controller_#t~ret5.base|))} ~tmp_slot~0.base, ~tmp_slot~0.offset := #t~ret5.base, #t~ret5.offset; {864#(not (= 0 ~tmp_slot~0.base))} is VALID [2020-07-10 19:01:15,987 INFO L280 TraceCheckUtils]: 41: Hoare triple {864#(not (= 0 ~tmp_slot~0.base))} havoc #t~ret5.base, #t~ret5.offset; {864#(not (= 0 ~tmp_slot~0.base))} is VALID [2020-07-10 19:01:15,988 INFO L280 TraceCheckUtils]: 42: Hoare triple {864#(not (= 0 ~tmp_slot~0.base))} assume ~tmp_slot~0.base == 0 && ~tmp_slot~0.offset == 0; {796#false} is VALID [2020-07-10 19:01:15,988 INFO L280 TraceCheckUtils]: 43: Hoare triple {796#false} ~rc~0 := -2; {796#false} is VALID [2020-07-10 19:01:15,989 INFO L280 TraceCheckUtils]: 44: Hoare triple {796#false} #res := ~rc~0; {796#false} is VALID [2020-07-10 19:01:15,989 INFO L280 TraceCheckUtils]: 45: Hoare triple {796#false} assume true; {796#false} is VALID [2020-07-10 19:01:15,989 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {796#false} {795#true} #143#return; {796#false} is VALID [2020-07-10 19:01:15,990 INFO L280 TraceCheckUtils]: 47: Hoare triple {796#false} assume -2147483648 <= #t~ret10 && #t~ret10 <= 2147483647; {796#false} is VALID [2020-07-10 19:01:15,990 INFO L280 TraceCheckUtils]: 48: Hoare triple {796#false} havoc #t~ret10; {796#false} is VALID [2020-07-10 19:01:15,990 INFO L280 TraceCheckUtils]: 49: Hoare triple {796#false} assume 0 == ~used_tmp_slot~0; {796#false} is VALID [2020-07-10 19:01:15,990 INFO L280 TraceCheckUtils]: 50: Hoare triple {796#false} assume !(0 != ~freed_tmp_slot~0); {796#false} is VALID [2020-07-10 19:01:15,991 INFO L263 TraceCheckUtils]: 51: Hoare triple {796#false} call __blast_assert(); {796#false} is VALID [2020-07-10 19:01:15,991 INFO L280 TraceCheckUtils]: 52: Hoare triple {796#false} assume !false; {796#false} is VALID [2020-07-10 19:01:15,996 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-07-10 19:01:15,996 INFO L185 leratedInterpolation]: Finished Analysing Program using PRECISE loop Acceleration [2020-07-10 19:01:15,997 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [39867947] [2020-07-10 19:01:15,997 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-10 19:01:15,997 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-07-10 19:01:15,997 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1359371433] [2020-07-10 19:01:15,998 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 53 [2020-07-10 19:01:15,999 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 19:01:15,999 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 10 states. [2020-07-10 19:01:16,053 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 49 edges. 49 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 19:01:16,053 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-07-10 19:01:16,054 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-10 19:01:16,054 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-07-10 19:01:16,054 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-07-10 19:01:16,055 INFO L87 Difference]: Start difference. First operand 96 states and 103 transitions. Second operand 10 states. [2020-07-10 19:01:18,163 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 19:01:18,163 INFO L93 Difference]: Finished difference Result 118 states and 124 transitions. [2020-07-10 19:01:18,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-07-10 19:01:18,163 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 53 [2020-07-10 19:01:18,164 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 19:01:18,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2020-07-10 19:01:18,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 124 transitions. [2020-07-10 19:01:18,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2020-07-10 19:01:18,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 124 transitions. [2020-07-10 19:01:18,176 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 18 states and 124 transitions. [2020-07-10 19:01:18,363 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 124 edges. 124 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 19:01:18,369 INFO L225 Difference]: With dead ends: 118 [2020-07-10 19:01:18,369 INFO L226 Difference]: Without dead ends: 107 [2020-07-10 19:01:18,371 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=75, Invalid=305, Unknown=0, NotChecked=0, Total=380 [2020-07-10 19:01:18,371 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2020-07-10 19:01:18,627 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 105. [2020-07-10 19:01:18,627 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 19:01:18,628 INFO L82 GeneralOperation]: Start isEquivalent. First operand 107 states. Second operand 105 states. [2020-07-10 19:01:18,628 INFO L74 IsIncluded]: Start isIncluded. First operand 107 states. Second operand 105 states. [2020-07-10 19:01:18,628 INFO L87 Difference]: Start difference. First operand 107 states. Second operand 105 states. [2020-07-10 19:01:18,636 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 19:01:18,636 INFO L93 Difference]: Finished difference Result 107 states and 113 transitions. [2020-07-10 19:01:18,636 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 113 transitions. [2020-07-10 19:01:18,638 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 19:01:18,638 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 19:01:18,638 INFO L74 IsIncluded]: Start isIncluded. First operand 105 states. Second operand 107 states. [2020-07-10 19:01:18,638 INFO L87 Difference]: Start difference. First operand 105 states. Second operand 107 states. [2020-07-10 19:01:18,645 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 19:01:18,646 INFO L93 Difference]: Finished difference Result 107 states and 113 transitions. [2020-07-10 19:01:18,646 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 113 transitions. [2020-07-10 19:01:18,647 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 19:01:18,647 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 19:01:18,647 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 19:01:18,647 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 19:01:18,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 105 states. [2020-07-10 19:01:18,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 110 transitions. [2020-07-10 19:01:18,653 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 110 transitions. Word has length 53 [2020-07-10 19:01:18,654 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 19:01:18,654 INFO L479 AbstractCegarLoop]: Abstraction has 105 states and 110 transitions. [2020-07-10 19:01:18,654 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-07-10 19:01:18,654 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 105 states and 110 transitions. [2020-07-10 19:01:18,841 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 110 edges. 110 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 19:01:18,841 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 110 transitions. [2020-07-10 19:01:18,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2020-07-10 19:01:18,844 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 19:01:18,845 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-10 19:01:18,845 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-10 19:01:18,845 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 19:01:18,846 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 19:01:18,846 INFO L82 PathProgramCache]: Analyzing trace with hash -1439695258, now seen corresponding path program 1 times [2020-07-10 19:01:18,846 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-10 19:01:18,846 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [901023608] [2020-07-10 19:01:18,847 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 19:01:18,886 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-10 19:01:18,887 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.lib.acceleratedinterpolation.AcceleratedInterpolation.generateMetaTrace(AcceleratedInterpolation.java:442) at de.uni_freiburg.informatik.ultimate.lib.acceleratedinterpolation.AcceleratedInterpolation.acceleratedInterpolationCore(AcceleratedInterpolation.java:277) at de.uni_freiburg.informatik.ultimate.lib.acceleratedinterpolation.AcceleratedInterpolation.(AcceleratedInterpolation.java:184) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModulePreferences.construct(IpTcStrategyModulePreferences.java:144) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:101) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.isCorrect(IpTcStrategyModuleBase.java:57) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.checkFeasibility(AutomatonFreeRefinementEngine.java:242) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:166) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:85) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:75) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:508) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:436) 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) [2020-07-10 19:01:18,893 INFO L168 Benchmark]: Toolchain (without parser) took 8202.74 ms. Allocated memory was 134.7 MB in the beginning and 336.6 MB in the end (delta: 201.9 MB). Free memory was 98.9 MB in the beginning and 152.7 MB in the end (delta: -53.9 MB). Peak memory consumption was 148.0 MB. Max. memory is 7.1 GB. [2020-07-10 19:01:18,894 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 134.7 MB. Free memory was 116.9 MB in the beginning and 116.7 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2020-07-10 19:01:18,895 INFO L168 Benchmark]: CACSL2BoogieTranslator took 435.76 ms. Allocated memory was 134.7 MB in the beginning and 198.7 MB in the end (delta: 64.0 MB). Free memory was 98.7 MB in the beginning and 176.7 MB in the end (delta: -78.0 MB). Peak memory consumption was 25.0 MB. Max. memory is 7.1 GB. [2020-07-10 19:01:18,896 INFO L168 Benchmark]: Boogie Preprocessor took 64.89 ms. Allocated memory is still 198.7 MB. Free memory was 176.7 MB in the beginning and 173.9 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 7.1 GB. [2020-07-10 19:01:18,897 INFO L168 Benchmark]: RCFGBuilder took 695.17 ms. Allocated memory is still 198.7 MB. Free memory was 173.9 MB in the beginning and 131.0 MB in the end (delta: 42.8 MB). Peak memory consumption was 42.8 MB. Max. memory is 7.1 GB. [2020-07-10 19:01:18,898 INFO L168 Benchmark]: TraceAbstraction took 6999.29 ms. Allocated memory was 198.7 MB in the beginning and 336.6 MB in the end (delta: 137.9 MB). Free memory was 130.3 MB in the beginning and 152.7 MB in the end (delta: -22.4 MB). Peak memory consumption was 115.5 MB. Max. memory is 7.1 GB. [2020-07-10 19:01:18,902 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 0.26 ms. Allocated memory is still 134.7 MB. Free memory was 116.9 MB in the beginning and 116.7 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 435.76 ms. Allocated memory was 134.7 MB in the beginning and 198.7 MB in the end (delta: 64.0 MB). Free memory was 98.7 MB in the beginning and 176.7 MB in the end (delta: -78.0 MB). Peak memory consumption was 25.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 64.89 ms. Allocated memory is still 198.7 MB. Free memory was 176.7 MB in the beginning and 173.9 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 695.17 ms. Allocated memory is still 198.7 MB. Free memory was 173.9 MB in the beginning and 131.0 MB in the end (delta: 42.8 MB). Peak memory consumption was 42.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 6999.29 ms. Allocated memory was 198.7 MB in the beginning and 336.6 MB in the end (delta: 137.9 MB). Free memory was 130.3 MB in the beginning and 152.7 MB in the end (delta: -22.4 MB). Peak memory consumption was 115.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: NullPointerException: null: de.uni_freiburg.informatik.ultimate.lib.acceleratedinterpolation.AcceleratedInterpolation.generateMetaTrace(AcceleratedInterpolation.java:442) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...