/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.use.separate.solver.for.trace.checks true -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf -i ../../../trunk/examples/svcomp/ldv-regression/rule57_ebda_blast_2.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-3af5e1f [2020-09-04 22:05:45,905 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-04 22:05:45,910 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-04 22:05:45,954 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-04 22:05:45,955 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-04 22:05:45,966 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-04 22:05:45,969 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-04 22:05:45,973 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-04 22:05:45,976 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-04 22:05:45,980 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-04 22:05:45,981 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-04 22:05:45,982 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-04 22:05:45,982 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-04 22:05:45,986 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-04 22:05:45,988 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-04 22:05:45,990 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-04 22:05:45,992 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-04 22:05:45,994 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-04 22:05:45,996 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-04 22:05:46,006 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-04 22:05:46,009 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-04 22:05:46,010 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-04 22:05:46,012 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-04 22:05:46,012 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-04 22:05:46,015 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-04 22:05:46,016 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-04 22:05:46,016 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-04 22:05:46,019 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-04 22:05:46,019 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-04 22:05:46,021 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-04 22:05:46,021 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-04 22:05:46,022 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-04 22:05:46,023 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-04 22:05:46,024 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-04 22:05:46,026 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-04 22:05:46,026 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-04 22:05:46,027 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-04 22:05:46,027 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-04 22:05:46,027 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-04 22:05:46,028 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-04 22:05:46,030 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-04 22:05:46,031 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf [2020-09-04 22:05:46,046 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-04 22:05:46,047 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-04 22:05:46,049 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-04 22:05:46,050 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-04 22:05:46,050 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-04 22:05:46,050 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-04 22:05:46,050 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-04 22:05:46,051 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-04 22:05:46,051 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-04 22:05:46,051 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-04 22:05:46,052 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-04 22:05:46,052 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-04 22:05:46,053 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-04 22:05:46,053 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-04 22:05:46,053 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-04 22:05:46,054 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-09-04 22:05:46,054 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-04 22:05:46,054 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-04 22:05:46,054 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-04 22:05:46,054 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-04 22:05:46,055 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-09-04 22:05:46,055 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-04 22:05:46,055 INFO L138 SettingsManager]: * Use separate solver for trace checks=false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use separate solver for trace checks -> true [2020-09-04 22:05:46,518 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-04 22:05:46,538 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-04 22:05:46,543 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-04 22:05:46,545 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-04 22:05:46,545 INFO L275 PluginConnector]: CDTParser initialized [2020-09-04 22:05:46,546 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/rule57_ebda_blast_2.i [2020-09-04 22:05:46,640 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/17a11f1cf/b7d92b7d6dba4e3fbd14cea60c7f26bc/FLAG8396f72cb [2020-09-04 22:05:47,195 INFO L306 CDTParser]: Found 1 translation units. [2020-09-04 22:05:47,196 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-regression/rule57_ebda_blast_2.i [2020-09-04 22:05:47,206 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/17a11f1cf/b7d92b7d6dba4e3fbd14cea60c7f26bc/FLAG8396f72cb [2020-09-04 22:05:47,551 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/17a11f1cf/b7d92b7d6dba4e3fbd14cea60c7f26bc [2020-09-04 22:05:47,568 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-04 22:05:47,572 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-04 22:05:47,574 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-04 22:05:47,574 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-04 22:05:47,578 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-04 22:05:47,579 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.09 10:05:47" (1/1) ... [2020-09-04 22:05:47,584 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ee4d01a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 10:05:47, skipping insertion in model container [2020-09-04 22:05:47,585 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.09 10:05:47" (1/1) ... [2020-09-04 22:05:47,593 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-04 22:05:47,622 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-04 22:05:47,858 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-04 22:05:47,881 INFO L203 MainTranslator]: Completed pre-run [2020-09-04 22:05:47,909 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-04 22:05:48,015 INFO L208 MainTranslator]: Completed translation [2020-09-04 22:05:48,016 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 10:05:48 WrapperNode [2020-09-04 22:05:48,016 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-04 22:05:48,017 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-04 22:05:48,017 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-04 22:05:48,018 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-04 22:05:48,035 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 10:05:48" (1/1) ... [2020-09-04 22:05:48,035 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 10:05:48" (1/1) ... [2020-09-04 22:05:48,048 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 10:05:48" (1/1) ... [2020-09-04 22:05:48,048 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 10:05:48" (1/1) ... [2020-09-04 22:05:48,067 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 10:05:48" (1/1) ... [2020-09-04 22:05:48,070 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 10:05:48" (1/1) ... [2020-09-04 22:05:48,072 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 10:05:48" (1/1) ... [2020-09-04 22:05:48,076 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-04 22:05:48,076 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-04 22:05:48,077 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-04 22:05:48,077 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-04 22:05:48,079 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 10:05:48" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/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 [2020-09-04 22:05:48,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-04 22:05:48,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-04 22:05:48,166 INFO L138 BoogieDeclarations]: Found implementation of procedure __blast_assert [2020-09-04 22:05:48,166 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2020-09-04 22:05:48,166 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-09-04 22:05:48,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ibmphp_find_same_bus_num [2020-09-04 22:05:48,167 INFO L138 BoogieDeclarations]: Found implementation of procedure fillslotinfo [2020-09-04 22:05:48,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ibmphp_init_devno [2020-09-04 22:05:48,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ebda_rsrc_controller [2020-09-04 22:05:48,167 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-04 22:05:48,167 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-09-04 22:05:48,168 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-04 22:05:48,168 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-04 22:05:48,168 INFO L130 BoogieDeclarations]: Found specification of procedure __blast_assert [2020-09-04 22:05:48,168 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-09-04 22:05:48,169 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2020-09-04 22:05:48,169 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-09-04 22:05:48,169 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-09-04 22:05:48,169 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-09-04 22:05:48,170 INFO L130 BoogieDeclarations]: Found specification of procedure ibmphp_find_same_bus_num [2020-09-04 22:05:48,170 INFO L130 BoogieDeclarations]: Found specification of procedure fillslotinfo [2020-09-04 22:05:48,170 INFO L130 BoogieDeclarations]: Found specification of procedure ibmphp_init_devno [2020-09-04 22:05:48,170 INFO L130 BoogieDeclarations]: Found specification of procedure ebda_rsrc_controller [2020-09-04 22:05:48,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-04 22:05:48,171 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-04 22:05:48,171 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-04 22:05:48,171 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-04 22:05:48,171 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-04 22:05:48,171 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-04 22:05:48,171 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-04 22:05:48,176 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-04 22:05:48,643 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-04 22:05:48,643 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-09-04 22:05:48,650 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.09 10:05:48 BoogieIcfgContainer [2020-09-04 22:05:48,650 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-04 22:05:48,651 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-04 22:05:48,651 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-04 22:05:48,655 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-04 22:05:48,656 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.09 10:05:47" (1/3) ... [2020-09-04 22:05:48,657 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6fcd4a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.09 10:05:48, skipping insertion in model container [2020-09-04 22:05:48,657 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 10:05:48" (2/3) ... [2020-09-04 22:05:48,657 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6fcd4a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.09 10:05:48, skipping insertion in model container [2020-09-04 22:05:48,657 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.09 10:05:48" (3/3) ... [2020-09-04 22:05:48,660 INFO L109 eAbstractionObserver]: Analyzing ICFG rule57_ebda_blast_2.i [2020-09-04 22:05:48,672 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-04 22:05:48,682 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-04 22:05:48,704 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-04 22:05:48,729 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-04 22:05:48,730 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-04 22:05:48,730 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-04 22:05:48,730 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-04 22:05:48,730 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-04 22:05:48,730 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-04 22:05:48,730 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-04 22:05:48,730 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-04 22:05:48,750 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states. [2020-09-04 22:05:48,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-09-04 22:05:48,765 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 22:05:48,767 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] [2020-09-04 22:05:48,767 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 22:05:48,774 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 22:05:48,774 INFO L82 PathProgramCache]: Analyzing trace with hash -1030867920, now seen corresponding path program 1 times [2020-09-04 22:05:48,784 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 22:05:48,785 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [430877660] [2020-09-04 22:05:48,785 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 22:05:48,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 22:05:49,121 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 22:05:49,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 22:05:49,197 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-09-04 22:05:49,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 22:05:49,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 22:05:49,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 22:05:49,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 22:05:49,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 22:05:49,431 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-04 22:05:49,432 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [430877660] [2020-09-04 22:05:49,435 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 22:05:49,435 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-09-04 22:05:49,436 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [323655358] [2020-09-04 22:05:49,443 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-09-04 22:05:49,443 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 22:05:49,460 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-09-04 22:05:49,461 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-09-04 22:05:49,463 INFO L87 Difference]: Start difference. First operand 106 states. Second operand 10 states. [2020-09-04 22:05:50,136 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 22:05:50,137 INFO L93 Difference]: Finished difference Result 124 states and 136 transitions. [2020-09-04 22:05:50,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-09-04 22:05:50,139 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 38 [2020-09-04 22:05:50,140 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 22:05:50,155 INFO L225 Difference]: With dead ends: 124 [2020-09-04 22:05:50,155 INFO L226 Difference]: Without dead ends: 103 [2020-09-04 22:05:50,160 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 [2020-09-04 22:05:50,178 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2020-09-04 22:05:50,227 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 99. [2020-09-04 22:05:50,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2020-09-04 22:05:50,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 106 transitions. [2020-09-04 22:05:50,234 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 106 transitions. Word has length 38 [2020-09-04 22:05:50,237 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 22:05:50,237 INFO L479 AbstractCegarLoop]: Abstraction has 99 states and 106 transitions. [2020-09-04 22:05:50,237 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-09-04 22:05:50,238 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 106 transitions. [2020-09-04 22:05:50,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-09-04 22:05:50,241 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 22:05:50,241 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] [2020-09-04 22:05:50,242 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-04 22:05:50,242 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 22:05:50,242 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 22:05:50,243 INFO L82 PathProgramCache]: Analyzing trace with hash -1857982353, now seen corresponding path program 1 times [2020-09-04 22:05:50,243 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 22:05:50,243 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1474189859] [2020-09-04 22:05:50,243 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 22:05:50,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 22:05:50,359 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 22:05:50,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 22:05:50,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-09-04 22:05:50,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 22:05:50,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 22:05:50,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 22:05:50,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 22:05:50,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 22:05:50,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-04 22:05:50,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 22:05:50,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 22:05:50,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 22:05:50,541 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-09-04 22:05:50,542 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1474189859] [2020-09-04 22:05:50,542 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 22:05:50,543 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-09-04 22:05:50,543 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1002191140] [2020-09-04 22:05:50,546 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-09-04 22:05:50,546 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 22:05:50,546 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-09-04 22:05:50,547 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-09-04 22:05:50,547 INFO L87 Difference]: Start difference. First operand 99 states and 106 transitions. Second operand 10 states. [2020-09-04 22:05:51,254 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 22:05:51,255 INFO L93 Difference]: Finished difference Result 123 states and 128 transitions. [2020-09-04 22:05:51,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-09-04 22:05:51,256 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 53 [2020-09-04 22:05:51,257 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 22:05:51,259 INFO L225 Difference]: With dead ends: 123 [2020-09-04 22:05:51,259 INFO L226 Difference]: Without dead ends: 112 [2020-09-04 22:05:51,261 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 [2020-09-04 22:05:51,262 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 112 states. [2020-09-04 22:05:51,286 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 112 to 108. [2020-09-04 22:05:51,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 108 states. [2020-09-04 22:05:51,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 113 transitions. [2020-09-04 22:05:51,289 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 113 transitions. Word has length 53 [2020-09-04 22:05:51,290 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 22:05:51,290 INFO L479 AbstractCegarLoop]: Abstraction has 108 states and 113 transitions. [2020-09-04 22:05:51,290 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-09-04 22:05:51,290 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 113 transitions. [2020-09-04 22:05:51,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2020-09-04 22:05:51,294 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 22:05:51,294 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 22:05:51,295 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-04 22:05:51,295 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 22:05:51,295 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 22:05:51,295 INFO L82 PathProgramCache]: Analyzing trace with hash 1972643668, now seen corresponding path program 1 times [2020-09-04 22:05:51,296 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 22:05:51,296 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2000236724] [2020-09-04 22:05:51,296 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 22:05:51,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-09-04 22:05:51,345 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-09-04 22:05:51,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-09-04 22:05:51,381 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-09-04 22:05:51,431 INFO L174 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found a feasible trace [2020-09-04 22:05:51,431 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-09-04 22:05:51,431 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-04 22:05:51,521 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 04.09 10:05:51 BoogieIcfgContainer [2020-09-04 22:05:51,525 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-09-04 22:05:51,529 INFO L168 Benchmark]: Toolchain (without parser) took 3955.87 ms. Allocated memory was 136.8 MB in the beginning and 253.2 MB in the end (delta: 116.4 MB). Free memory was 100.9 MB in the beginning and 169.9 MB in the end (delta: -69.0 MB). Peak memory consumption was 47.4 MB. Max. memory is 7.1 GB. [2020-09-04 22:05:51,533 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 136.8 MB. Free memory was 119.4 MB in the beginning and 119.2 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2020-09-04 22:05:51,534 INFO L168 Benchmark]: CACSL2BoogieTranslator took 443.25 ms. Allocated memory was 136.8 MB in the beginning and 200.8 MB in the end (delta: 64.0 MB). Free memory was 100.7 MB in the beginning and 178.5 MB in the end (delta: -77.8 MB). Peak memory consumption was 23.8 MB. Max. memory is 7.1 GB. [2020-09-04 22:05:51,536 INFO L168 Benchmark]: Boogie Preprocessor took 58.84 ms. Allocated memory is still 200.8 MB. Free memory was 178.5 MB in the beginning and 176.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2020-09-04 22:05:51,537 INFO L168 Benchmark]: RCFGBuilder took 573.87 ms. Allocated memory is still 200.8 MB. Free memory was 176.5 MB in the beginning and 149.1 MB in the end (delta: 27.4 MB). Peak memory consumption was 27.4 MB. Max. memory is 7.1 GB. [2020-09-04 22:05:51,539 INFO L168 Benchmark]: TraceAbstraction took 2873.68 ms. Allocated memory was 200.8 MB in the beginning and 253.2 MB in the end (delta: 52.4 MB). Free memory was 148.4 MB in the beginning and 169.9 MB in the end (delta: -21.5 MB). Peak memory consumption was 30.9 MB. Max. memory is 7.1 GB. [2020-09-04 22:05:51,546 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 136.8 MB. Free memory was 119.4 MB in the beginning and 119.2 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 443.25 ms. Allocated memory was 136.8 MB in the beginning and 200.8 MB in the end (delta: 64.0 MB). Free memory was 100.7 MB in the beginning and 178.5 MB in the end (delta: -77.8 MB). Peak memory consumption was 23.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 58.84 ms. Allocated memory is still 200.8 MB. Free memory was 178.5 MB in the beginning and 176.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 573.87 ms. Allocated memory is still 200.8 MB. Free memory was 176.5 MB in the beginning and 149.1 MB in the end (delta: 27.4 MB). Peak memory consumption was 27.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 2873.68 ms. Allocated memory was 200.8 MB in the beginning and 253.2 MB in the end (delta: 52.4 MB). Free memory was 148.4 MB in the beginning and 169.9 MB in the end (delta: -21.5 MB). Peak memory consumption was 30.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 7]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L40] struct slot *tmp_slot; VAL [\old(freed_tmp_slot)=28, \old(tmp_slot)=21, \old(tmp_slot)=18, \old(used_tmp_slot)=24, freed_tmp_slot=28, tmp_slot={0:0}, used_tmp_slot=24] [L41] int used_tmp_slot = 0; VAL [\old(freed_tmp_slot)=28, \old(tmp_slot)=18, \old(tmp_slot)=21, \old(used_tmp_slot)=24, freed_tmp_slot=28, tmp_slot={0:0}, used_tmp_slot=0] [L42] int freed_tmp_slot = 1; VAL [\old(freed_tmp_slot)=28, \old(tmp_slot)=21, \old(tmp_slot)=18, \old(used_tmp_slot)=24, freed_tmp_slot=1, tmp_slot={0:0}, used_tmp_slot=0] [L136] CALL ebda_rsrc_controller() VAL [\old(freed_tmp_slot)=1, \old(tmp_slot)=0, \old(tmp_slot)=0, \old(used_tmp_slot)=0, freed_tmp_slot=1, tmp_slot={0:0}, used_tmp_slot=0] [L73] struct hotplug_slot *hp_slot_ptr; VAL [\old(freed_tmp_slot)=1, \old(tmp_slot)=0, \old(tmp_slot)=0, \old(used_tmp_slot)=0, freed_tmp_slot=1, tmp_slot={0:0}, used_tmp_slot=0] [L75] struct bus_info *bus_info_ptr1; VAL [\old(freed_tmp_slot)=1, \old(tmp_slot)=0, \old(tmp_slot)=0, \old(used_tmp_slot)=0, freed_tmp_slot=1, tmp_slot={0:0}, used_tmp_slot=0] [L76] int rc; VAL [\old(freed_tmp_slot)=1, \old(tmp_slot)=0, \old(tmp_slot)=0, \old(used_tmp_slot)=0, freed_tmp_slot=1, tmp_slot={0:0}, used_tmp_slot=0] [L78] CALL, EXPR kzalloc(sizeof(*hp_slot_ptr), 1) VAL [\old(flags)=1, \old(freed_tmp_slot)=1, \old(size)=8, \old(tmp_slot)=0, \old(tmp_slot)=0, \old(used_tmp_slot)=0, freed_tmp_slot=1, tmp_slot={0:0}, used_tmp_slot=0] [L47] EXPR, FCALL calloc(1, size) VAL [\old(flags)=1, \old(freed_tmp_slot)=1, \old(size)=8, \old(tmp_slot)=0, \old(tmp_slot)=0, \old(used_tmp_slot)=0, calloc(1, size)={-1:0}, flags=1, freed_tmp_slot=1, size=8, tmp_slot={0:0}, used_tmp_slot=0] [L47] return calloc(1, size); VAL [\old(flags)=1, \old(freed_tmp_slot)=1, \old(size)=8, \old(tmp_slot)=0, \old(tmp_slot)=0, \old(used_tmp_slot)=0, \result={-1:0}, calloc(1, size)={-1:0}, flags=1, freed_tmp_slot=1, size=8, tmp_slot={0:0}, used_tmp_slot=0] [L78] RET, EXPR kzalloc(sizeof(*hp_slot_ptr), 1) VAL [\old(freed_tmp_slot)=1, \old(tmp_slot)=0, \old(tmp_slot)=0, \old(used_tmp_slot)=0, freed_tmp_slot=1, kzalloc(sizeof(*hp_slot_ptr), 1)={-1:0}, tmp_slot={0:0}, used_tmp_slot=0] [L78] hp_slot_ptr = kzalloc(sizeof(*hp_slot_ptr), 1) VAL [\old(freed_tmp_slot)=1, \old(tmp_slot)=0, \old(tmp_slot)=0, \old(used_tmp_slot)=0, freed_tmp_slot=1, hp_slot_ptr={-1:0}, kzalloc(sizeof(*hp_slot_ptr), 1)={-1:0}, tmp_slot={0:0}, used_tmp_slot=0] [L79] COND FALSE !(!hp_slot_ptr) VAL [\old(freed_tmp_slot)=1, \old(tmp_slot)=0, \old(tmp_slot)=0, \old(used_tmp_slot)=0, freed_tmp_slot=1, hp_slot_ptr={-1:0}, tmp_slot={0:0}, used_tmp_slot=0] [L83] hp_slot_ptr->b = 5 VAL [\old(freed_tmp_slot)=1, \old(tmp_slot)=0, \old(tmp_slot)=0, \old(used_tmp_slot)=0, freed_tmp_slot=1, hp_slot_ptr={-1:0}, tmp_slot={0:0}, used_tmp_slot=0] [L85] CALL, EXPR kzalloc(sizeof(*tmp_slot), 1) VAL [\old(flags)=1, \old(freed_tmp_slot)=1, \old(size)=16, \old(tmp_slot)=0, \old(tmp_slot)=0, \old(used_tmp_slot)=0, freed_tmp_slot=1, tmp_slot={0:0}, used_tmp_slot=0] [L47] EXPR, FCALL calloc(1, size) VAL [\old(flags)=1, \old(freed_tmp_slot)=1, \old(size)=16, \old(tmp_slot)=0, \old(tmp_slot)=0, \old(used_tmp_slot)=0, calloc(1, size)={-2:0}, flags=1, freed_tmp_slot=1, size=16, tmp_slot={0:0}, used_tmp_slot=0] [L47] return calloc(1, size); VAL [\old(flags)=1, \old(freed_tmp_slot)=1, \old(size)=16, \old(tmp_slot)=0, \old(tmp_slot)=0, \old(used_tmp_slot)=0, \result={-2:0}, calloc(1, size)={-2:0}, flags=1, freed_tmp_slot=1, size=16, tmp_slot={0:0}, used_tmp_slot=0] [L85] RET, EXPR kzalloc(sizeof(*tmp_slot), 1) VAL [\old(freed_tmp_slot)=1, \old(tmp_slot)=0, \old(tmp_slot)=0, \old(used_tmp_slot)=0, freed_tmp_slot=1, hp_slot_ptr={-1:0}, kzalloc(sizeof(*tmp_slot), 1)={-2:0}, tmp_slot={0:0}, used_tmp_slot=0] [L85] tmp_slot = kzalloc(sizeof(*tmp_slot), 1) VAL [\old(freed_tmp_slot)=1, \old(tmp_slot)=0, \old(tmp_slot)=0, \old(used_tmp_slot)=0, freed_tmp_slot=1, hp_slot_ptr={-1:0}, kzalloc(sizeof(*tmp_slot), 1)={-2:0}, tmp_slot={-2:0}, used_tmp_slot=0] [L87] COND FALSE !(!tmp_slot) VAL [\old(freed_tmp_slot)=1, \old(tmp_slot)=0, \old(tmp_slot)=0, \old(used_tmp_slot)=0, freed_tmp_slot=1, hp_slot_ptr={-1:0}, tmp_slot={-2:0}, used_tmp_slot=0] [L92] used_tmp_slot = 0 VAL [\old(freed_tmp_slot)=1, \old(tmp_slot)=0, \old(tmp_slot)=0, \old(used_tmp_slot)=0, freed_tmp_slot=1, hp_slot_ptr={-1:0}, tmp_slot={-2:0}, used_tmp_slot=0] [L93] freed_tmp_slot = 0 VAL [\old(freed_tmp_slot)=1, \old(tmp_slot)=0, \old(tmp_slot)=0, \old(used_tmp_slot)=0, freed_tmp_slot=0, hp_slot_ptr={-1:0}, tmp_slot={-2:0}, used_tmp_slot=0] [L95] tmp_slot->a = 2 VAL [\old(freed_tmp_slot)=1, \old(tmp_slot)=0, \old(tmp_slot)=0, \old(used_tmp_slot)=0, freed_tmp_slot=0, hp_slot_ptr={-1:0}, tmp_slot={-2:0}, used_tmp_slot=0] [L96] tmp_slot->b = 3 VAL [\old(freed_tmp_slot)=1, \old(tmp_slot)=0, \old(tmp_slot)=0, \old(used_tmp_slot)=0, freed_tmp_slot=0, hp_slot_ptr={-1:0}, tmp_slot={-2:0}, used_tmp_slot=0] [L98] CALL, EXPR ibmphp_find_same_bus_num() VAL [\old(freed_tmp_slot)=1, \old(tmp_slot)=0, \old(tmp_slot)=0, \old(used_tmp_slot)=0, freed_tmp_slot=0, tmp_slot={-2:0}, used_tmp_slot=0] [L56] COND TRUE __VERIFIER_nondet_int() VAL [\old(freed_tmp_slot)=1, \old(tmp_slot)=0, \old(tmp_slot)=0, \old(used_tmp_slot)=0, __VERIFIER_nondet_int()=1, freed_tmp_slot=0, tmp_slot={-2:0}, used_tmp_slot=0] [L57] return 0; VAL [\old(freed_tmp_slot)=1, \old(tmp_slot)=0, \old(tmp_slot)=0, \old(used_tmp_slot)=0, \result={0:0}, freed_tmp_slot=0, tmp_slot={-2:0}, used_tmp_slot=0] [L98] RET, EXPR ibmphp_find_same_bus_num() VAL [\old(freed_tmp_slot)=1, \old(tmp_slot)=0, \old(tmp_slot)=0, \old(used_tmp_slot)=0, freed_tmp_slot=0, hp_slot_ptr={-1:0}, ibmphp_find_same_bus_num()={0:0}, tmp_slot={-2:0}, used_tmp_slot=0] [L98] bus_info_ptr1 = ibmphp_find_same_bus_num() VAL [\old(freed_tmp_slot)=1, \old(tmp_slot)=0, \old(tmp_slot)=0, \old(used_tmp_slot)=0, bus_info_ptr1={0:0}, freed_tmp_slot=0, hp_slot_ptr={-1:0}, ibmphp_find_same_bus_num()={0:0}, tmp_slot={-2:0}, used_tmp_slot=0] [L99] COND TRUE !bus_info_ptr1 VAL [\old(freed_tmp_slot)=1, \old(tmp_slot)=0, \old(tmp_slot)=0, \old(used_tmp_slot)=0, bus_info_ptr1={0:0}, freed_tmp_slot=0, hp_slot_ptr={-1:0}, tmp_slot={-2:0}, used_tmp_slot=0] [L100] rc = -3 VAL [\old(freed_tmp_slot)=1, \old(tmp_slot)=0, \old(tmp_slot)=0, \old(used_tmp_slot)=0, bus_info_ptr1={0:0}, freed_tmp_slot=0, hp_slot_ptr={-1:0}, rc=-3, tmp_slot={-2:0}, used_tmp_slot=0] [L127] EXPR hp_slot_ptr->private VAL [\old(freed_tmp_slot)=1, \old(tmp_slot)=0, \old(tmp_slot)=0, \old(used_tmp_slot)=0, bus_info_ptr1={0:0}, freed_tmp_slot=0, hp_slot_ptr={-1:0}, hp_slot_ptr->private={0:29}, rc=-3, tmp_slot={-2:0}, used_tmp_slot=0] [L127] CALL kfree(hp_slot_ptr->private) VAL [\old(freed_tmp_slot)=0, \old(tmp_slot)=0, \old(tmp_slot)=0, \old(used_tmp_slot)=0, freed_tmp_slot=0, p={0:29}, tmp_slot={-2:0}, used_tmp_slot=0] [L50] COND FALSE !(p!=0 && p==tmp_slot) VAL [\old(freed_tmp_slot)=0, \old(tmp_slot)=0, \old(tmp_slot)=0, \old(used_tmp_slot)=0, freed_tmp_slot=0, p={0:29}, p={0:29}, tmp_slot={-2:0}, used_tmp_slot=0] [L127] RET kfree(hp_slot_ptr->private) VAL [\old(freed_tmp_slot)=1, \old(tmp_slot)=0, \old(tmp_slot)=0, \old(used_tmp_slot)=0, bus_info_ptr1={0:0}, freed_tmp_slot=0, hp_slot_ptr={-1:0}, hp_slot_ptr->private={0:29}, rc=-3, tmp_slot={-2:0}, used_tmp_slot=0] [L132] return rc; VAL [\old(freed_tmp_slot)=1, \old(tmp_slot)=0, \old(tmp_slot)=0, \old(used_tmp_slot)=0, \result=-3, bus_info_ptr1={0:0}, freed_tmp_slot=0, hp_slot_ptr={-1:0}, rc=-3, tmp_slot={-2:0}, used_tmp_slot=0] [L136] RET ebda_rsrc_controller() VAL [\old(freed_tmp_slot)=1, \old(tmp_slot)=0, \old(tmp_slot)=0, \old(used_tmp_slot)=0, ebda_rsrc_controller()=-3, freed_tmp_slot=0, tmp_slot={-2:0}, used_tmp_slot=0] [L137] COND TRUE !used_tmp_slot VAL [\old(freed_tmp_slot)=1, \old(tmp_slot)=0, \old(tmp_slot)=0, \old(used_tmp_slot)=0, freed_tmp_slot=0, tmp_slot={-2:0}, used_tmp_slot=0] [L138] (freed_tmp_slot) ? (0) : __blast_assert () VAL [\old(freed_tmp_slot)=1, \old(tmp_slot)=0, \old(tmp_slot)=0, \old(used_tmp_slot)=0, freed_tmp_slot=0, tmp_slot={-2:0}, used_tmp_slot=0] [L138] CALL __blast_assert () VAL [\old(freed_tmp_slot)=1, \old(tmp_slot)=0, \old(tmp_slot)=0, \old(used_tmp_slot)=0, freed_tmp_slot=0, tmp_slot={-2:0}, used_tmp_slot=0] [L7] __VERIFIER_error() VAL [\old(freed_tmp_slot)=1, \old(tmp_slot)=0, \old(tmp_slot)=0, \old(used_tmp_slot)=0, freed_tmp_slot=0, tmp_slot={-2:0}, used_tmp_slot=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 11 procedures, 106 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 2.7s, OverallIterations: 3, TraceHistogramMax: 2, AutomataDifference: 1.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 190 SDtfs, 329 SDslu, 478 SDs, 0 SdLazy, 599 SolverSat, 90 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 51 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 53 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=108occurred in iteration=2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 8 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 165 NumberOfCodeBlocks, 165 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 89 ConstructedInterpolants, 0 QuantifiedInterpolants, 13545 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 10/10 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...