/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/loops/bubble_sort-2.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-72570d3 [2020-08-22 23:01:02,323 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-22 23:01:02,326 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-22 23:01:02,374 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-22 23:01:02,375 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-22 23:01:02,385 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-22 23:01:02,386 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-22 23:01:02,391 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-22 23:01:02,394 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-22 23:01:02,395 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-22 23:01:02,396 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-22 23:01:02,398 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-22 23:01:02,399 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-22 23:01:02,400 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-22 23:01:02,403 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-22 23:01:02,404 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-22 23:01:02,407 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-22 23:01:02,408 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-22 23:01:02,412 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-22 23:01:02,415 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-22 23:01:02,419 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-22 23:01:02,420 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-22 23:01:02,422 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-22 23:01:02,423 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-22 23:01:02,429 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-08-22 23:01:02,444 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-22 23:01:02,445 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-22 23:01:02,447 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-22 23:01:02,448 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf [2020-08-22 23:01:02,465 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-22 23:01:02,465 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-22 23:01:02,468 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-22 23:01:02,468 INFO L138 SettingsManager]: * sizeof long=4 [2020-08-22 23:01:02,468 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-22 23:01:02,469 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-08-22 23:01:02,469 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-22 23:01:02,469 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-22 23:01:02,469 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-22 23:01:02,470 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-22 23:01:02,470 INFO L138 SettingsManager]: * sizeof long double=12 [2020-08-22 23:01:02,471 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-22 23:01:02,471 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-22 23:01:02,471 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-22 23:01:02,471 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-22 23:01:02,472 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-08-22 23:01:02,472 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-22 23:01:02,472 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-22 23:01:02,472 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-22 23:01:02,472 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-22 23:01:02,473 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-08-22 23:01:02,473 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-22 23:01:02,473 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 [2020-08-22 23:01:02,753 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-22 23:01:02,776 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-22 23:01:02,782 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-22 23:01:02,784 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-22 23:01:02,785 INFO L275 PluginConnector]: CDTParser initialized [2020-08-22 23:01:02,786 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/bubble_sort-2.i [2020-08-22 23:01:02,851 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e40abace4/2a19410254464d4ebb1a702a5b3c52dd/FLAG7a87c6378 [2020-08-22 23:01:03,459 INFO L306 CDTParser]: Found 1 translation units. [2020-08-22 23:01:03,460 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/bubble_sort-2.i [2020-08-22 23:01:03,488 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e40abace4/2a19410254464d4ebb1a702a5b3c52dd/FLAG7a87c6378 [2020-08-22 23:01:03,723 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e40abace4/2a19410254464d4ebb1a702a5b3c52dd [2020-08-22 23:01:03,732 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-22 23:01:03,734 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-22 23:01:03,735 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-22 23:01:03,735 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-22 23:01:03,739 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-22 23:01:03,740 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 11:01:03" (1/1) ... [2020-08-22 23:01:03,742 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5419e5bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 11:01:03, skipping insertion in model container [2020-08-22 23:01:03,742 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 11:01:03" (1/1) ... [2020-08-22 23:01:03,750 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-22 23:01:03,814 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-22 23:01:04,119 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-22 23:01:04,131 INFO L203 MainTranslator]: Completed pre-run [2020-08-22 23:01:04,326 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-22 23:01:04,353 INFO L208 MainTranslator]: Completed translation [2020-08-22 23:01:04,353 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 11:01:04 WrapperNode [2020-08-22 23:01:04,353 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-22 23:01:04,354 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-22 23:01:04,355 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-22 23:01:04,355 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-22 23:01:04,370 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 11:01:04" (1/1) ... [2020-08-22 23:01:04,371 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 11:01:04" (1/1) ... [2020-08-22 23:01:04,391 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 11:01:04" (1/1) ... [2020-08-22 23:01:04,392 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 11:01:04" (1/1) ... [2020-08-22 23:01:04,449 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 11:01:04" (1/1) ... [2020-08-22 23:01:04,461 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 11:01:04" (1/1) ... [2020-08-22 23:01:04,466 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 11:01:04" (1/1) ... [2020-08-22 23:01:04,474 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-22 23:01:04,475 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-22 23:01:04,475 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-22 23:01:04,475 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-22 23:01:04,476 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 11:01:04" (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 [2020-08-22 23:01:04,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-22 23:01:04,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-22 23:01:04,562 INFO L138 BoogieDeclarations]: Found implementation of procedure fail [2020-08-22 23:01:04,562 INFO L138 BoogieDeclarations]: Found implementation of procedure inspect [2020-08-22 23:01:04,562 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2020-08-22 23:01:04,562 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del [2020-08-22 23:01:04,563 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2020-08-22 23:01:04,563 INFO L138 BoogieDeclarations]: Found implementation of procedure list_move [2020-08-22 23:01:04,563 INFO L138 BoogieDeclarations]: Found implementation of procedure gl_insert [2020-08-22 23:01:04,563 INFO L138 BoogieDeclarations]: Found implementation of procedure gl_read [2020-08-22 23:01:04,563 INFO L138 BoogieDeclarations]: Found implementation of procedure gl_destroy [2020-08-22 23:01:04,565 INFO L138 BoogieDeclarations]: Found implementation of procedure val_from_node [2020-08-22 23:01:04,565 INFO L138 BoogieDeclarations]: Found implementation of procedure gl_sort_pass [2020-08-22 23:01:04,565 INFO L138 BoogieDeclarations]: Found implementation of procedure gl_sort [2020-08-22 23:01:04,565 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-22 23:01:04,566 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-22 23:01:04,566 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-08-22 23:01:04,567 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2020-08-22 23:01:04,567 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2020-08-22 23:01:04,568 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-08-22 23:01:04,568 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-08-22 23:01:04,569 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-08-22 23:01:04,571 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-08-22 23:01:04,572 INFO L130 BoogieDeclarations]: Found specification of procedure fail [2020-08-22 23:01:04,572 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-08-22 23:01:04,572 INFO L130 BoogieDeclarations]: Found specification of procedure inspect [2020-08-22 23:01:04,572 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-08-22 23:01:04,572 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2020-08-22 23:01:04,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-08-22 23:01:04,573 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del [2020-08-22 23:01:04,573 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2020-08-22 23:01:04,573 INFO L130 BoogieDeclarations]: Found specification of procedure list_move [2020-08-22 23:01:04,573 INFO L130 BoogieDeclarations]: Found specification of procedure gl_insert [2020-08-22 23:01:04,574 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-08-22 23:01:04,574 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-08-22 23:01:04,574 INFO L130 BoogieDeclarations]: Found specification of procedure gl_read [2020-08-22 23:01:04,574 INFO L130 BoogieDeclarations]: Found specification of procedure gl_destroy [2020-08-22 23:01:04,575 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-08-22 23:01:04,575 INFO L130 BoogieDeclarations]: Found specification of procedure val_from_node [2020-08-22 23:01:04,575 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-08-22 23:01:04,575 INFO L130 BoogieDeclarations]: Found specification of procedure gl_sort_pass [2020-08-22 23:01:04,575 INFO L130 BoogieDeclarations]: Found specification of procedure gl_sort [2020-08-22 23:01:04,576 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-22 23:01:04,576 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-22 23:01:04,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-08-22 23:01:04,577 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-08-22 23:01:04,577 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-22 23:01:05,300 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint failFINAL: assume true; [2020-08-22 23:01:05,863 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-22 23:01:05,863 INFO L295 CfgBuilder]: Removed 23 assume(true) statements. [2020-08-22 23:01:05,872 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 11:01:05 BoogieIcfgContainer [2020-08-22 23:01:05,872 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-08-22 23:01:05,874 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-08-22 23:01:05,874 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-08-22 23:01:05,877 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-08-22 23:01:05,877 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.08 11:01:03" (1/3) ... [2020-08-22 23:01:05,878 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@75276055 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.08 11:01:05, skipping insertion in model container [2020-08-22 23:01:05,879 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 11:01:04" (2/3) ... [2020-08-22 23:01:05,879 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@75276055 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.08 11:01:05, skipping insertion in model container [2020-08-22 23:01:05,879 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 11:01:05" (3/3) ... [2020-08-22 23:01:05,881 INFO L109 eAbstractionObserver]: Analyzing ICFG bubble_sort-2.i [2020-08-22 23:01:05,892 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-08-22 23:01:05,901 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-08-22 23:01:05,916 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-08-22 23:01:05,943 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-08-22 23:01:05,943 INFO L376 AbstractCegarLoop]: Hoare is true [2020-08-22 23:01:05,943 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-08-22 23:01:05,944 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-08-22 23:01:05,944 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-08-22 23:01:05,944 INFO L380 AbstractCegarLoop]: Difference is false [2020-08-22 23:01:05,944 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-08-22 23:01:05,944 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-08-22 23:01:05,970 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states. [2020-08-22 23:01:05,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2020-08-22 23:01:05,991 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 23:01:05,994 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, 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, 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] [2020-08-22 23:01:05,995 INFO L427 AbstractCegarLoop]: === Iteration 1 === [failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 23:01:06,001 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 23:01:06,002 INFO L82 PathProgramCache]: Analyzing trace with hash 414164272, now seen corresponding path program 1 times [2020-08-22 23:01:06,010 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 23:01:06,011 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1301812663] [2020-08-22 23:01:06,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 23:01:06,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 23:01:06,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 23:01:06,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 23:01:06,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-08-22 23:01:06,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 23:01:06,408 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-22 23:01:06,409 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1301812663] [2020-08-22 23:01:06,411 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-22 23:01:06,411 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-08-22 23:01:06,412 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [478264386] [2020-08-22 23:01:06,418 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-08-22 23:01:06,418 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 23:01:06,433 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-08-22 23:01:06,434 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-08-22 23:01:06,436 INFO L87 Difference]: Start difference. First operand 575 states. Second operand 4 states. [2020-08-22 23:01:07,273 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 23:01:07,274 INFO L93 Difference]: Finished difference Result 1190 states and 1360 transitions. [2020-08-22 23:01:07,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-08-22 23:01:07,276 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 150 [2020-08-22 23:01:07,276 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 23:01:07,311 INFO L225 Difference]: With dead ends: 1190 [2020-08-22 23:01:07,311 INFO L226 Difference]: Without dead ends: 565 [2020-08-22 23:01:07,326 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-08-22 23:01:07,352 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 565 states. [2020-08-22 23:01:07,543 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 565 to 529. [2020-08-22 23:01:07,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 529 states. [2020-08-22 23:01:07,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 529 states and 552 transitions. [2020-08-22 23:01:07,554 INFO L78 Accepts]: Start accepts. Automaton has 529 states and 552 transitions. Word has length 150 [2020-08-22 23:01:07,555 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 23:01:07,555 INFO L479 AbstractCegarLoop]: Abstraction has 529 states and 552 transitions. [2020-08-22 23:01:07,555 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-08-22 23:01:07,555 INFO L276 IsEmpty]: Start isEmpty. Operand 529 states and 552 transitions. [2020-08-22 23:01:07,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2020-08-22 23:01:07,570 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 23:01:07,571 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, 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 23:01:07,571 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-08-22 23:01:07,572 INFO L427 AbstractCegarLoop]: === Iteration 2 === [failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 23:01:07,572 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 23:01:07,572 INFO L82 PathProgramCache]: Analyzing trace with hash 1265662650, now seen corresponding path program 1 times [2020-08-22 23:01:07,573 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 23:01:07,573 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [852409525] [2020-08-22 23:01:07,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 23:01:07,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 23:01:07,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 23:01:07,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 23:01:08,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-08-22 23:01:08,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 23:01:08,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 23:01:08,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 23:01:08,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-08-22 23:01:08,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 23:01:08,220 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 23:01:08,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 23:01:08,334 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-22 23:01:08,334 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [852409525] [2020-08-22 23:01:08,335 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-22 23:01:08,335 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-08-22 23:01:08,335 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [783785842] [2020-08-22 23:01:08,339 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-08-22 23:01:08,339 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 23:01:08,339 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-08-22 23:01:08,340 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2020-08-22 23:01:08,343 INFO L87 Difference]: Start difference. First operand 529 states and 552 transitions. Second operand 11 states. [2020-08-22 23:01:11,355 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 23:01:11,355 INFO L93 Difference]: Finished difference Result 898 states and 946 transitions. [2020-08-22 23:01:11,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-08-22 23:01:11,356 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 222 [2020-08-22 23:01:11,358 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 23:01:11,364 INFO L225 Difference]: With dead ends: 898 [2020-08-22 23:01:11,364 INFO L226 Difference]: Without dead ends: 893 [2020-08-22 23:01:11,366 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=102, Invalid=278, Unknown=0, NotChecked=0, Total=380 [2020-08-22 23:01:11,368 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 893 states. [2020-08-22 23:01:11,469 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 893 to 841. [2020-08-22 23:01:11,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 841 states. [2020-08-22 23:01:11,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 841 states to 841 states and 880 transitions. [2020-08-22 23:01:11,474 INFO L78 Accepts]: Start accepts. Automaton has 841 states and 880 transitions. Word has length 222 [2020-08-22 23:01:11,475 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 23:01:11,475 INFO L479 AbstractCegarLoop]: Abstraction has 841 states and 880 transitions. [2020-08-22 23:01:11,476 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-08-22 23:01:11,476 INFO L276 IsEmpty]: Start isEmpty. Operand 841 states and 880 transitions. [2020-08-22 23:01:11,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2020-08-22 23:01:11,479 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 23:01:11,479 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, 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 23:01:11,479 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-08-22 23:01:11,479 INFO L427 AbstractCegarLoop]: === Iteration 3 === [failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 23:01:11,480 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 23:01:11,480 INFO L82 PathProgramCache]: Analyzing trace with hash 1368820130, now seen corresponding path program 1 times [2020-08-22 23:01:11,480 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 23:01:11,480 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [741709019] [2020-08-22 23:01:11,481 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 23:01:11,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-08-22 23:01:11,640 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-08-22 23:01:11,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-08-22 23:01:11,755 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-08-22 23:01:11,834 INFO L174 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found a feasible trace [2020-08-22 23:01:11,834 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-08-22 23:01:11,835 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-08-22 23:01:11,897 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 4294967296 could not be translated for associated CType STRUCT~~list_head?next~*list_head?prev~*list_head# [2020-08-22 23:01:11,898 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 4294967301 could not be translated for associated CType STRUCT~~list_head?next~*list_head?prev~*list_head# [2020-08-22 23:01:11,977 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.08 11:01:11 BoogieIcfgContainer [2020-08-22 23:01:11,977 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-08-22 23:01:11,981 INFO L168 Benchmark]: Toolchain (without parser) took 8245.65 ms. Allocated memory was 139.5 MB in the beginning and 335.5 MB in the end (delta: 196.1 MB). Free memory was 101.3 MB in the beginning and 262.5 MB in the end (delta: -161.2 MB). Peak memory consumption was 209.7 MB. Max. memory is 7.1 GB. [2020-08-22 23:01:11,984 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 139.5 MB. Free memory was 120.8 MB in the beginning and 120.3 MB in the end (delta: 419.7 kB). Peak memory consumption was 419.7 kB. Max. memory is 7.1 GB. [2020-08-22 23:01:11,985 INFO L168 Benchmark]: CACSL2BoogieTranslator took 619.12 ms. Allocated memory was 139.5 MB in the beginning and 205.0 MB in the end (delta: 65.5 MB). Free memory was 101.3 MB in the beginning and 176.5 MB in the end (delta: -75.2 MB). Peak memory consumption was 29.4 MB. Max. memory is 7.1 GB. [2020-08-22 23:01:11,986 INFO L168 Benchmark]: Boogie Preprocessor took 119.88 ms. Allocated memory is still 205.0 MB. Free memory was 176.5 MB in the beginning and 172.2 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2020-08-22 23:01:11,987 INFO L168 Benchmark]: RCFGBuilder took 1397.95 ms. Allocated memory was 205.0 MB in the beginning and 238.0 MB in the end (delta: 33.0 MB). Free memory was 172.2 MB in the beginning and 187.4 MB in the end (delta: -15.1 MB). Peak memory consumption was 87.2 MB. Max. memory is 7.1 GB. [2020-08-22 23:01:11,990 INFO L168 Benchmark]: TraceAbstraction took 6103.70 ms. Allocated memory was 238.0 MB in the beginning and 335.5 MB in the end (delta: 97.5 MB). Free memory was 187.4 MB in the beginning and 262.5 MB in the end (delta: -75.1 MB). Peak memory consumption was 197.2 MB. Max. memory is 7.1 GB. [2020-08-22 23:01:12,004 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 139.5 MB. Free memory was 120.8 MB in the beginning and 120.3 MB in the end (delta: 419.7 kB). Peak memory consumption was 419.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 619.12 ms. Allocated memory was 139.5 MB in the beginning and 205.0 MB in the end (delta: 65.5 MB). Free memory was 101.3 MB in the beginning and 176.5 MB in the end (delta: -75.2 MB). Peak memory consumption was 29.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 119.88 ms. Allocated memory is still 205.0 MB. Free memory was 176.5 MB in the beginning and 172.2 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1397.95 ms. Allocated memory was 205.0 MB in the beginning and 238.0 MB in the end (delta: 33.0 MB). Free memory was 172.2 MB in the beginning and 187.4 MB in the end (delta: -15.1 MB). Peak memory consumption was 87.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 6103.70 ms. Allocated memory was 238.0 MB in the beginning and 335.5 MB in the end (delta: 97.5 MB). Free memory was 187.4 MB in the beginning and 262.5 MB in the end (delta: -75.1 MB). Peak memory consumption was 197.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 4294967296 could not be translated for associated CType STRUCT~~list_head?next~*list_head?prev~*list_head# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 4294967301 could not be translated for associated CType STRUCT~~list_head?next~*list_head?prev~*list_head# * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 35]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L41] struct list_head gl_list = {& gl_list, & gl_list}; VAL [\old(gl_list)=null, \old(gl_list)=null, gl_list={4294967291:0}] [L824] struct list_head const *__cil_tmp1 ; VAL [gl_list={4294967291:0}] [L825] struct list_head const *__cil_tmp2 ; VAL [gl_list={4294967291:0}] [L828] CALL gl_read() VAL [gl_list={4294967291:0}] [L665] int tmp ; VAL [gl_list={4294967291:0}] [L666] int tmp___0 ; VAL [gl_list={4294967291:0}] [L669] COND TRUE 1 VAL [gl_list={4294967291:0}] [L672] tmp = __VERIFIER_nondet_int() VAL [__VERIFIER_nondet_int()=0, gl_list={4294967291:0}, tmp=0] [L673] CALL gl_insert(tmp) VAL [\old(value)=0, gl_list={4294967291:0}] [L611] struct node *node ; VAL [\old(value)=0, gl_list={4294967291:0}, value=0] [L612] void *tmp ; VAL [\old(value)=0, gl_list={4294967291:0}, value=0] [L613] unsigned int __cil_tmp4 ; VAL [\old(value)=0, gl_list={4294967291:0}, value=0] [L614] unsigned int __cil_tmp5 ; VAL [\old(value)=0, gl_list={4294967291:0}, value=0] [L615] unsigned int __cil_tmp6 ; VAL [\old(value)=0, gl_list={4294967291:0}, value=0] [L616] struct list_head *__cil_tmp7 ; VAL [\old(value)=0, gl_list={4294967291:0}, value=0] [L617] unsigned int __cil_tmp8 ; VAL [\old(value)=0, gl_list={4294967291:0}, value=0] [L618] unsigned int __cil_tmp9 ; VAL [\old(value)=0, gl_list={4294967291:0}, value=0] [L619] unsigned int __cil_tmp10 ; VAL [\old(value)=0, gl_list={4294967291:0}, value=0] [L620] unsigned int __cil_tmp11 ; VAL [\old(value)=0, gl_list={4294967291:0}, value=0] [L621] unsigned int __cil_tmp12 ; VAL [\old(value)=0, gl_list={4294967291:0}, value=0] [L622] unsigned int __cil_tmp13 ; VAL [\old(value)=0, gl_list={4294967291:0}, value=0] [L623] unsigned int __cil_tmp14 ; VAL [\old(value)=0, gl_list={4294967291:0}, value=0] [L624] unsigned int __cil_tmp15 ; VAL [\old(value)=0, gl_list={4294967291:0}, value=0] [L627] __cil_tmp4 = (unsigned int )20UL VAL [\old(value)=0, __cil_tmp4=20, gl_list={4294967291:0}, value=0] [L628] tmp = malloc(__cil_tmp4) VAL [\old(value)=0, __cil_tmp4=20, gl_list={4294967291:0}, malloc(__cil_tmp4)={-9:0}, tmp={-9:0}, value=0] [L629] node = (struct node *)tmp VAL [\old(value)=0, __cil_tmp4=20, gl_list={4294967291:0}, malloc(__cil_tmp4)={-9:0}, node={-9:0}, tmp={-9:0}, value=0] [L631] COND FALSE !(! node) VAL [\old(value)=0, __cil_tmp4=20, gl_list={4294967291:0}, malloc(__cil_tmp4)={-9:0}, node={-9:0}, tmp={-9:0}, value=0] [L638] *((int *)node) = value VAL [\old(value)=0, __cil_tmp4=20, gl_list={4294967291:0}, malloc(__cil_tmp4)={-9:0}, node={-9:0}, tmp={-9:0}, value=0] [L639] __cil_tmp5 = (unsigned int )node VAL [\old(value)=0, __cil_tmp4=20, __cil_tmp5=4294967287, gl_list={4294967291:0}, malloc(__cil_tmp4)={-9:0}, node={-9:0}, tmp={-9:0}, value=0] [L640] __cil_tmp6 = __cil_tmp5 + 4 VAL [\old(value)=0, __cil_tmp4=20, __cil_tmp5=4294967287, __cil_tmp6=4294967291, gl_list={4294967291:0}, malloc(__cil_tmp4)={-9:0}, node={-9:0}, tmp={-9:0}, value=0] [L641] __cil_tmp7 = (struct list_head *)__cil_tmp6 VAL [\old(value)=0, __cil_tmp4=20, __cil_tmp5=4294967287, __cil_tmp6=4294967291, __cil_tmp7={0:-5}, gl_list={4294967291:0}, malloc(__cil_tmp4)={-9:0}, node={-9:0}, tmp={-9:0}, value=0] [L642] CALL list_add(__cil_tmp7, & gl_list) VAL [gl_list={4294967291:0}, head={4294967291:0}, new={0:-5}] [L584] struct list_head *__cil_tmp3 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}, new={0:-5}, new={0:-5}] [L587] EXPR \read(*head) VAL [\read(*head)={4294967291:0}, gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}, new={0:-5}, new={0:-5}] [L587] __cil_tmp3 = *((struct list_head **)head) VAL [\read(*head)={4294967291:0}, __cil_tmp3={4294967291:0}, gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}, new={0:-5}, new={0:-5}] [L588] CALL __list_add(new, head, __cil_tmp3) VAL [gl_list={4294967291:0}, new={0:-5}, next={4294967291:0}, prev={4294967291:0}] [L556] unsigned int __cil_tmp4 ; VAL [gl_list={4294967291:0}, new={0:-5}, new={0:-5}, next={4294967291:0}, next={4294967291:0}, prev={4294967291:0}, prev={4294967291:0}] [L557] unsigned int __cil_tmp5 ; VAL [gl_list={4294967291:0}, new={0:-5}, new={0:-5}, next={4294967291:0}, next={4294967291:0}, prev={4294967291:0}, prev={4294967291:0}] [L558] unsigned int __cil_tmp6 ; VAL [gl_list={4294967291:0}, new={0:-5}, new={0:-5}, next={4294967291:0}, next={4294967291:0}, prev={4294967291:0}, prev={4294967291:0}] [L559] unsigned int __cil_tmp7 ; VAL [gl_list={4294967291:0}, new={0:-5}, new={0:-5}, next={4294967291:0}, next={4294967291:0}, prev={4294967291:0}, prev={4294967291:0}] [L561] __cil_tmp4 = (unsigned int )next VAL [__cil_tmp4=4294967291, gl_list={4294967291:0}, new={0:-5}, new={0:-5}, next={4294967291:0}, next={4294967291:0}, prev={4294967291:0}, prev={4294967291:0}] [L562] __cil_tmp5 = __cil_tmp4 + 4 VAL [__cil_tmp4=4294967291, __cil_tmp5=4294967295, gl_list={4294967291:0}, new={0:-5}, new={0:-5}, next={4294967291:0}, next={4294967291:0}, prev={4294967291:0}, prev={4294967291:0}] [L563] *((struct list_head **)__cil_tmp5) = new VAL [__cil_tmp4=4294967291, __cil_tmp5=4294967295, gl_list={4294967291:0}, new={0:-5}, new={0:-5}, next={4294967291:0}, next={4294967291:0}, prev={4294967291:0}, prev={4294967291:0}] [L564] *((struct list_head **)new) = next VAL [__cil_tmp4=4294967291, __cil_tmp5=4294967295, gl_list={4294967291:0}, new={0:-5}, new={0:-5}, next={4294967291:0}, next={4294967291:0}, prev={4294967291:0}, prev={4294967291:0}] [L565] __cil_tmp6 = (unsigned int )new VAL [__cil_tmp4=4294967291, __cil_tmp5=4294967295, __cil_tmp6=4294967291, gl_list={4294967291:0}, new={0:-5}, new={0:-5}, next={4294967291:0}, next={4294967291:0}, prev={4294967291:0}, prev={4294967291:0}] [L566] __cil_tmp7 = __cil_tmp6 + 4 VAL [__cil_tmp4=4294967291, __cil_tmp5=4294967295, __cil_tmp6=4294967291, __cil_tmp7=4294967295, gl_list={4294967291:0}, new={0:-5}, new={0:-5}, next={4294967291:0}, next={4294967291:0}, prev={4294967291:0}, prev={4294967291:0}] [L567] *((struct list_head **)__cil_tmp7) = prev VAL [__cil_tmp4=4294967291, __cil_tmp5=4294967295, __cil_tmp6=4294967291, __cil_tmp7=4294967295, gl_list={4294967291:0}, new={0:-5}, new={0:-5}, next={4294967291:0}, next={4294967291:0}, prev={4294967291:0}, prev={4294967291:0}] [L568] *((struct list_head **)prev) = new VAL [__cil_tmp4=4294967291, __cil_tmp5=4294967295, __cil_tmp6=4294967291, __cil_tmp7=4294967295, gl_list={4294967291:0}, new={0:-5}, new={0:-5}, next={4294967291:0}, next={4294967291:0}, prev={4294967291:0}, prev={4294967291:0}] [L588] RET __list_add(new, head, __cil_tmp3) VAL [__cil_tmp3={4294967291:0}, gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}, new={0:-5}, new={0:-5}] [L642] RET list_add(__cil_tmp7, & gl_list) VAL [\old(value)=0, __cil_tmp4=20, __cil_tmp5=4294967287, __cil_tmp6=4294967291, __cil_tmp7={0:-5}, gl_list={4294967291:0}, malloc(__cil_tmp4)={-9:0}, node={-9:0}, tmp={-9:0}, value=0] [L645] COND TRUE 1 VAL [\old(value)=0, __cil_tmp4=20, __cil_tmp5=4294967287, __cil_tmp6=4294967291, __cil_tmp7={0:-5}, gl_list={4294967291:0}, malloc(__cil_tmp4)={-9:0}, node={-9:0}, tmp={-9:0}, value=0] [L647] __cil_tmp8 = (unsigned int )node VAL [\old(value)=0, __cil_tmp4=20, __cil_tmp5=4294967287, __cil_tmp6=4294967291, __cil_tmp7={0:-5}, __cil_tmp8=4294967287, gl_list={4294967291:0}, malloc(__cil_tmp4)={-9:0}, node={-9:0}, tmp={-9:0}, value=0] [L648] __cil_tmp9 = __cil_tmp8 + 12 VAL [\old(value)=0, __cil_tmp4=20, __cil_tmp5=4294967287, __cil_tmp6=4294967291, __cil_tmp7={0:-5}, __cil_tmp8=4294967287, __cil_tmp9=3, gl_list={4294967291:0}, malloc(__cil_tmp4)={-9:0}, node={-9:0}, tmp={-9:0}, value=0] [L649] __cil_tmp10 = (unsigned int )node VAL [\old(value)=0, __cil_tmp10=4294967287, __cil_tmp4=20, __cil_tmp5=4294967287, __cil_tmp6=4294967291, __cil_tmp7={0:-5}, __cil_tmp8=4294967287, __cil_tmp9=3, gl_list={4294967291:0}, malloc(__cil_tmp4)={-9:0}, node={-9:0}, tmp={-9:0}, value=0] [L650] __cil_tmp11 = __cil_tmp10 + 12 VAL [\old(value)=0, __cil_tmp10=4294967287, __cil_tmp11=3, __cil_tmp4=20, __cil_tmp5=4294967287, __cil_tmp6=4294967291, __cil_tmp7={0:-5}, __cil_tmp8=4294967287, __cil_tmp9=3, gl_list={4294967291:0}, malloc(__cil_tmp4)={-9:0}, node={-9:0}, tmp={-9:0}, value=0] [L651] *((struct list_head **)__cil_tmp9) = (struct list_head *)__cil_tmp11 VAL [\old(value)=0, __cil_tmp10=4294967287, __cil_tmp11=3, __cil_tmp4=20, __cil_tmp5=4294967287, __cil_tmp6=4294967291, __cil_tmp7={0:-5}, __cil_tmp8=4294967287, __cil_tmp9=3, gl_list={4294967291:0}, malloc(__cil_tmp4)={-9:0}, node={-9:0}, tmp={-9:0}, value=0] [L652] __cil_tmp12 = (unsigned int )node VAL [\old(value)=0, __cil_tmp10=4294967287, __cil_tmp11=3, __cil_tmp12=4294967287, __cil_tmp4=20, __cil_tmp5=4294967287, __cil_tmp6=4294967291, __cil_tmp7={0:-5}, __cil_tmp8=4294967287, __cil_tmp9=3, gl_list={4294967291:0}, malloc(__cil_tmp4)={-9:0}, node={-9:0}, tmp={-9:0}, value=0] [L653] __cil_tmp13 = __cil_tmp12 + 12 VAL [\old(value)=0, __cil_tmp10=4294967287, __cil_tmp11=3, __cil_tmp12=4294967287, __cil_tmp13=3, __cil_tmp4=20, __cil_tmp5=4294967287, __cil_tmp6=4294967291, __cil_tmp7={0:-5}, __cil_tmp8=4294967287, __cil_tmp9=3, gl_list={4294967291:0}, malloc(__cil_tmp4)={-9:0}, node={-9:0}, tmp={-9:0}, value=0] [L654] __cil_tmp14 = (unsigned int )node VAL [\old(value)=0, __cil_tmp10=4294967287, __cil_tmp11=3, __cil_tmp12=4294967287, __cil_tmp13=3, __cil_tmp14=4294967287, __cil_tmp4=20, __cil_tmp5=4294967287, __cil_tmp6=4294967291, __cil_tmp7={0:-5}, __cil_tmp8=4294967287, __cil_tmp9=3, gl_list={4294967291:0}, malloc(__cil_tmp4)={-9:0}, node={-9:0}, tmp={-9:0}, value=0] [L655] __cil_tmp15 = __cil_tmp14 + 12 VAL [\old(value)=0, __cil_tmp10=4294967287, __cil_tmp11=3, __cil_tmp12=4294967287, __cil_tmp13=3, __cil_tmp14=4294967287, __cil_tmp15=3, __cil_tmp4=20, __cil_tmp5=4294967287, __cil_tmp6=4294967291, __cil_tmp7={0:-5}, __cil_tmp8=4294967287, __cil_tmp9=3, gl_list={4294967291:0}, malloc(__cil_tmp4)={-9:0}, node={-9:0}, tmp={-9:0}, value=0] [L656] *((struct list_head **)__cil_tmp13) = (struct list_head *)__cil_tmp15 VAL [\old(value)=0, __cil_tmp10=4294967287, __cil_tmp11=3, __cil_tmp12=4294967287, __cil_tmp13=3, __cil_tmp14=4294967287, __cil_tmp15=3, __cil_tmp4=20, __cil_tmp5=4294967287, __cil_tmp6=4294967291, __cil_tmp7={0:-5}, __cil_tmp8=4294967287, __cil_tmp9=3, gl_list={4294967291:0}, malloc(__cil_tmp4)={-9:0}, node={-9:0}, tmp={-9:0}, value=0] [L673] RET gl_insert(tmp) VAL [gl_list={4294967291:0}, tmp=0] [L674] tmp___0 = __VERIFIER_nondet_int() VAL [__VERIFIER_nondet_int()=0, gl_list={4294967291:0}, tmp=0, tmp___0=0] [L676] COND FALSE !(\read(tmp___0)) VAL [gl_list={4294967291:0}, tmp=0, tmp___0=0] [L828] RET gl_read() VAL [gl_list={4294967291:0}] [L829] __cil_tmp1 = (struct list_head const *)(& gl_list) VAL [__cil_tmp1={4294967291:0}, gl_list={4294967291:0}] [L830] CALL inspect(__cil_tmp1) VAL [gl_list={4294967291:0}, head={4294967291:0}] [L44] struct node const *node ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L45] unsigned int __cil_tmp3 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L46] struct list_head *__cil_tmp4 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L47] unsigned int __cil_tmp5 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L48] int __cil_tmp6 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L49] unsigned int __cil_tmp7 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L50] unsigned int __cil_tmp8 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L51] unsigned int __cil_tmp9 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L52] struct list_head *__cil_tmp10 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L53] unsigned int __cil_tmp11 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L54] int __cil_tmp12 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L55] unsigned int __cil_tmp13 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L56] unsigned int __cil_tmp14 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L57] struct list_head *__cil_tmp15 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L58] unsigned int __cil_tmp16 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L59] struct list_head *__cil_tmp17 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L60] unsigned int __cil_tmp18 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L61] int __cil_tmp19 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L62] unsigned int __cil_tmp20 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L63] unsigned int __cil_tmp21 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L64] unsigned int __cil_tmp22 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L65] struct list_head *__cil_tmp23 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L66] unsigned int __cil_tmp24 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L67] int __cil_tmp25 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L68] struct node *__cil_tmp26 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L69] unsigned int __cil_tmp27 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L70] unsigned int __cil_tmp28 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L71] struct list_head *__cil_tmp29 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L72] unsigned long __cil_tmp30 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L73] char *__cil_tmp31 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L74] char *__cil_tmp32 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L75] struct node *__cil_tmp33 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L76] unsigned int __cil_tmp34 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L77] unsigned int __cil_tmp35 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L78] struct list_head const *__cil_tmp36 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L79] unsigned int __cil_tmp37 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L80] unsigned int __cil_tmp38 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L81] unsigned int __cil_tmp39 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L82] struct list_head *__cil_tmp40 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L83] unsigned int __cil_tmp41 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L84] int __cil_tmp42 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L85] unsigned int __cil_tmp43 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L86] unsigned int __cil_tmp44 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L87] struct list_head const *__cil_tmp45 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L88] unsigned int __cil_tmp46 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L89] unsigned int __cil_tmp47 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L90] unsigned int __cil_tmp48 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L91] unsigned int __cil_tmp49 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L92] struct list_head *__cil_tmp50 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L93] unsigned int __cil_tmp51 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L94] int __cil_tmp52 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L95] unsigned int __cil_tmp53 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L96] unsigned int __cil_tmp54 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L97] struct list_head const *__cil_tmp55 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L98] unsigned int __cil_tmp56 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L99] unsigned int __cil_tmp57 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L100] unsigned int __cil_tmp58 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L101] struct list_head *__cil_tmp59 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L102] unsigned int __cil_tmp60 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L103] int __cil_tmp61 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L104] unsigned int __cil_tmp62 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L105] unsigned int __cil_tmp63 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L106] struct list_head const *__cil_tmp64 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L107] unsigned int __cil_tmp65 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L108] unsigned int __cil_tmp66 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L109] unsigned int __cil_tmp67 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L110] unsigned int __cil_tmp68 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L111] struct list_head *__cil_tmp69 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L112] unsigned int __cil_tmp70 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L113] int __cil_tmp71 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L114] struct node const *__cil_tmp72 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L115] unsigned int __cil_tmp73 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L116] unsigned int __cil_tmp74 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L117] int __cil_tmp75 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L118] unsigned int __cil_tmp76 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L119] unsigned int __cil_tmp77 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L120] struct list_head const *__cil_tmp78 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L121] struct node const *__cil_tmp79 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L122] unsigned int __cil_tmp80 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L123] unsigned int __cil_tmp81 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L124] int __cil_tmp82 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L125] int const *__cil_tmp83 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L126] struct node const *__cil_tmp84 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L127] unsigned int __cil_tmp85 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L128] unsigned int __cil_tmp86 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L129] int __cil_tmp87 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L130] unsigned int __cil_tmp88 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L131] unsigned int __cil_tmp89 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L132] struct list_head *__cil_tmp90 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L133] unsigned int __cil_tmp91 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L134] unsigned int __cil_tmp92 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L135] struct list_head *__cil_tmp93 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L136] unsigned int __cil_tmp94 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L137] unsigned int __cil_tmp95 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L138] int __cil_tmp96 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L139] unsigned int __cil_tmp97 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L140] unsigned int __cil_tmp98 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L141] unsigned int __cil_tmp99 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L142] struct list_head *__cil_tmp100 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L143] struct list_head *__cil_tmp101 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L144] unsigned int __cil_tmp102 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L145] unsigned int __cil_tmp103 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L146] int __cil_tmp104 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L147] struct list_head *__cil_tmp105 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L148] unsigned int __cil_tmp106 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L149] unsigned int __cil_tmp107 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L150] unsigned int __cil_tmp108 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L151] struct list_head const *__cil_tmp109 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L152] unsigned int __cil_tmp110 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L153] struct list_head *__cil_tmp111 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L154] unsigned int __cil_tmp112 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L155] struct node *__cil_tmp113 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L156] unsigned int __cil_tmp114 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L157] unsigned int __cil_tmp115 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L158] struct list_head *__cil_tmp116 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L159] unsigned long __cil_tmp117 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L160] char *__cil_tmp118 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L161] char *__cil_tmp119 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L162] struct node *__cil_tmp120 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L163] unsigned int __cil_tmp121 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L164] int __cil_tmp122 ; VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L168] COND TRUE 1 VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L170] COND FALSE !(! head) VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L181] COND TRUE 1 VAL [gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L184] __cil_tmp3 = (unsigned int )head VAL [__cil_tmp3=4294967291, gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L185] EXPR \read(*head) VAL [\read(*head)={0:-5}, __cil_tmp3=4294967291, gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L185] __cil_tmp4 = *((struct list_head * const *)head) VAL [\read(*head)={0:-5}, __cil_tmp3=4294967291, __cil_tmp4={0:-5}, gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L186] __cil_tmp5 = (unsigned int )__cil_tmp4 VAL [__cil_tmp3=4294967291, __cil_tmp4={0:-5}, __cil_tmp5=4294967291, gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L187] __cil_tmp6 = __cil_tmp5 != __cil_tmp3 VAL [__cil_tmp3=4294967291, __cil_tmp4={0:-5}, __cil_tmp5=4294967291, __cil_tmp6=0, gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L188] COND TRUE ! __cil_tmp6 VAL [__cil_tmp3=4294967291, __cil_tmp4={0:-5}, __cil_tmp5=4294967291, __cil_tmp6=0, gl_list={4294967291:0}, head={4294967291:0}, head={4294967291:0}] [L190] CALL fail() VAL [gl_list={4294967291:0}] [L35] __VERIFIER_error() VAL [gl_list={4294967291:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 15 procedures, 576 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 5.8s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 3.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1056 SDtfs, 6347 SDslu, 242 SDs, 0 SdLazy, 1897 SolverSat, 495 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 39 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=841occurred 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: 0.3s AutomataMinimizationTime, 2 MinimizatonAttempts, 88 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 602 NumberOfCodeBlocks, 602 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 370 ConstructedInterpolants, 0 QuantifiedInterpolants, 185153 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 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...