./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/loops/bubble_sort_false-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_663e0f3b-fb7c-475e-83a4-45a740e9226b/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_663e0f3b-fb7c-475e-83a4-45a740e9226b/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_663e0f3b-fb7c-475e-83a4-45a740e9226b/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_663e0f3b-fb7c-475e-83a4-45a740e9226b/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/loops/bubble_sort_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_663e0f3b-fb7c-475e-83a4-45a740e9226b/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_663e0f3b-fb7c-475e-83a4-45a740e9226b/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6c384f7a6c7ac4b51f51fdae23487764a8637ce9 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 15:24:38,732 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 15:24:38,734 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 15:24:38,743 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 15:24:38,743 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 15:24:38,744 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 15:24:38,745 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 15:24:38,746 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 15:24:38,747 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 15:24:38,748 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 15:24:38,749 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 15:24:38,749 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 15:24:38,749 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 15:24:38,750 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 15:24:38,751 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 15:24:38,752 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 15:24:38,752 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 15:24:38,753 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 15:24:38,754 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 15:24:38,756 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 15:24:38,757 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 15:24:38,757 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 15:24:38,759 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 15:24:38,759 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 15:24:38,760 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 15:24:38,760 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 15:24:38,761 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 15:24:38,761 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 15:24:38,762 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 15:24:38,763 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 15:24:38,763 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 15:24:38,764 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 15:24:38,764 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 15:24:38,764 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 15:24:38,765 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 15:24:38,765 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 15:24:38,765 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_663e0f3b-fb7c-475e-83a4-45a740e9226b/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-18 15:24:38,776 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 15:24:38,776 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 15:24:38,776 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 15:24:38,777 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 15:24:38,777 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 15:24:38,777 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 15:24:38,777 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 15:24:38,778 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 15:24:38,778 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 15:24:38,778 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 15:24:38,778 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 15:24:38,778 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 15:24:38,778 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 15:24:38,778 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 15:24:38,778 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 15:24:38,779 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 15:24:38,779 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 15:24:38,779 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 15:24:38,779 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 15:24:38,779 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 15:24:38,779 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 15:24:38,779 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 15:24:38,780 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 15:24:38,780 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 15:24:38,780 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 15:24:38,780 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 15:24:38,780 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 15:24:38,780 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-18 15:24:38,780 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 15:24:38,780 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 15:24:38,781 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_663e0f3b-fb7c-475e-83a4-45a740e9226b/bin-2019/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6c384f7a6c7ac4b51f51fdae23487764a8637ce9 [2018-11-18 15:24:38,804 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 15:24:38,814 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 15:24:38,816 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 15:24:38,818 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 15:24:38,818 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 15:24:38,818 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_663e0f3b-fb7c-475e-83a4-45a740e9226b/bin-2019/uautomizer/../../sv-benchmarks/c/loops/bubble_sort_false-unreach-call.i [2018-11-18 15:24:38,864 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_663e0f3b-fb7c-475e-83a4-45a740e9226b/bin-2019/uautomizer/data/6de692d7f/2838d603fa974987be6b22454af2367e/FLAG302eb9ae8 [2018-11-18 15:24:39,303 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 15:24:39,304 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_663e0f3b-fb7c-475e-83a4-45a740e9226b/sv-benchmarks/c/loops/bubble_sort_false-unreach-call.i [2018-11-18 15:24:39,313 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_663e0f3b-fb7c-475e-83a4-45a740e9226b/bin-2019/uautomizer/data/6de692d7f/2838d603fa974987be6b22454af2367e/FLAG302eb9ae8 [2018-11-18 15:24:39,323 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_663e0f3b-fb7c-475e-83a4-45a740e9226b/bin-2019/uautomizer/data/6de692d7f/2838d603fa974987be6b22454af2367e [2018-11-18 15:24:39,325 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 15:24:39,326 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-18 15:24:39,327 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 15:24:39,327 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 15:24:39,330 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 15:24:39,330 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 03:24:39" (1/1) ... [2018-11-18 15:24:39,332 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62613116 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:24:39, skipping insertion in model container [2018-11-18 15:24:39,332 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 03:24:39" (1/1) ... [2018-11-18 15:24:39,339 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 15:24:39,370 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 15:24:39,557 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 15:24:39,564 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 15:24:39,668 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 15:24:39,681 INFO L195 MainTranslator]: Completed translation [2018-11-18 15:24:39,682 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:24:39 WrapperNode [2018-11-18 15:24:39,682 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 15:24:39,682 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 15:24:39,682 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 15:24:39,682 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 15:24:39,690 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:24:39" (1/1) ... [2018-11-18 15:24:39,690 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:24:39" (1/1) ... [2018-11-18 15:24:39,700 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:24:39" (1/1) ... [2018-11-18 15:24:39,700 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:24:39" (1/1) ... [2018-11-18 15:24:39,718 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:24:39" (1/1) ... [2018-11-18 15:24:39,725 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:24:39" (1/1) ... [2018-11-18 15:24:39,728 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:24:39" (1/1) ... [2018-11-18 15:24:39,732 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 15:24:39,733 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 15:24:39,733 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 15:24:39,733 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 15:24:39,733 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:24:39" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_663e0f3b-fb7c-475e-83a4-45a740e9226b/bin-2019/uautomizer/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 [2018-11-18 15:24:39,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 15:24:39,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 15:24:39,775 INFO L138 BoogieDeclarations]: Found implementation of procedure fail [2018-11-18 15:24:39,775 INFO L138 BoogieDeclarations]: Found implementation of procedure inspect [2018-11-18 15:24:39,775 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2018-11-18 15:24:39,775 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del [2018-11-18 15:24:39,775 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2018-11-18 15:24:39,775 INFO L138 BoogieDeclarations]: Found implementation of procedure list_move [2018-11-18 15:24:39,775 INFO L138 BoogieDeclarations]: Found implementation of procedure gl_insert [2018-11-18 15:24:39,775 INFO L138 BoogieDeclarations]: Found implementation of procedure gl_read [2018-11-18 15:24:39,776 INFO L138 BoogieDeclarations]: Found implementation of procedure gl_destroy [2018-11-18 15:24:39,776 INFO L138 BoogieDeclarations]: Found implementation of procedure val_from_node [2018-11-18 15:24:39,776 INFO L138 BoogieDeclarations]: Found implementation of procedure gl_sort_pass [2018-11-18 15:24:39,776 INFO L138 BoogieDeclarations]: Found implementation of procedure gl_sort [2018-11-18 15:24:39,776 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 15:24:39,776 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-18 15:24:39,776 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2018-11-18 15:24:39,776 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2018-11-18 15:24:39,776 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2018-11-18 15:24:39,777 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2018-11-18 15:24:39,777 INFO L130 BoogieDeclarations]: Found specification of procedure free [2018-11-18 15:24:39,777 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2018-11-18 15:24:39,777 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-18 15:24:39,777 INFO L130 BoogieDeclarations]: Found specification of procedure fail [2018-11-18 15:24:39,777 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 15:24:39,777 INFO L130 BoogieDeclarations]: Found specification of procedure inspect [2018-11-18 15:24:39,777 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-18 15:24:39,777 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2018-11-18 15:24:39,777 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-18 15:24:39,778 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del [2018-11-18 15:24:39,778 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2018-11-18 15:24:39,778 INFO L130 BoogieDeclarations]: Found specification of procedure list_move [2018-11-18 15:24:39,778 INFO L130 BoogieDeclarations]: Found specification of procedure gl_insert [2018-11-18 15:24:39,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 15:24:39,778 INFO L130 BoogieDeclarations]: Found specification of procedure gl_read [2018-11-18 15:24:39,778 INFO L130 BoogieDeclarations]: Found specification of procedure gl_destroy [2018-11-18 15:24:39,778 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 15:24:39,778 INFO L130 BoogieDeclarations]: Found specification of procedure val_from_node [2018-11-18 15:24:39,778 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 15:24:39,779 INFO L130 BoogieDeclarations]: Found specification of procedure gl_sort_pass [2018-11-18 15:24:39,779 INFO L130 BoogieDeclarations]: Found specification of procedure gl_sort [2018-11-18 15:24:39,779 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 15:24:39,779 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 15:24:39,779 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 15:24:39,779 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-18 15:24:40,358 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 15:24:40,359 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:24:40 BoogieIcfgContainer [2018-11-18 15:24:40,359 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 15:24:40,360 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 15:24:40,360 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 15:24:40,363 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 15:24:40,363 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 03:24:39" (1/3) ... [2018-11-18 15:24:40,363 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48d9a5df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 03:24:40, skipping insertion in model container [2018-11-18 15:24:40,364 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:24:39" (2/3) ... [2018-11-18 15:24:40,364 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48d9a5df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 03:24:40, skipping insertion in model container [2018-11-18 15:24:40,364 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:24:40" (3/3) ... [2018-11-18 15:24:40,365 INFO L112 eAbstractionObserver]: Analyzing ICFG bubble_sort_false-unreach-call.i [2018-11-18 15:24:40,373 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 15:24:40,378 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 15:24:40,387 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 15:24:40,405 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 15:24:40,406 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 15:24:40,406 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 15:24:40,406 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 15:24:40,406 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 15:24:40,406 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 15:24:40,407 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 15:24:40,407 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 15:24:40,407 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 15:24:40,422 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states. [2018-11-18 15:24:40,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-18 15:24:40,426 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 15:24:40,426 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 15:24:40,428 INFO L423 AbstractCegarLoop]: === Iteration 1 === [failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 15:24:40,431 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:24:40,431 INFO L82 PathProgramCache]: Analyzing trace with hash -1352306061, now seen corresponding path program 1 times [2018-11-18 15:24:40,432 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 15:24:40,433 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 15:24:40,467 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:24:40,467 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:24:40,468 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:24:40,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:24:40,537 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:24:40,539 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 15:24:40,539 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-18 15:24:40,542 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-18 15:24:40,553 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-18 15:24:40,554 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 15:24:40,556 INFO L87 Difference]: Start difference. First operand 179 states. Second operand 2 states. [2018-11-18 15:24:40,590 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 15:24:40,590 INFO L93 Difference]: Finished difference Result 350 states and 500 transitions. [2018-11-18 15:24:40,590 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-18 15:24:40,592 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 19 [2018-11-18 15:24:40,592 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 15:24:40,601 INFO L225 Difference]: With dead ends: 350 [2018-11-18 15:24:40,602 INFO L226 Difference]: Without dead ends: 165 [2018-11-18 15:24:40,606 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 15:24:40,620 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2018-11-18 15:24:40,638 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 165. [2018-11-18 15:24:40,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 165 states. [2018-11-18 15:24:40,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 165 states and 188 transitions. [2018-11-18 15:24:40,642 INFO L78 Accepts]: Start accepts. Automaton has 165 states and 188 transitions. Word has length 19 [2018-11-18 15:24:40,642 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 15:24:40,642 INFO L480 AbstractCegarLoop]: Abstraction has 165 states and 188 transitions. [2018-11-18 15:24:40,642 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-18 15:24:40,642 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 188 transitions. [2018-11-18 15:24:40,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-11-18 15:24:40,643 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 15:24:40,643 INFO L375 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] [2018-11-18 15:24:40,644 INFO L423 AbstractCegarLoop]: === Iteration 2 === [failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 15:24:40,644 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:24:40,644 INFO L82 PathProgramCache]: Analyzing trace with hash -2027791155, now seen corresponding path program 1 times [2018-11-18 15:24:40,644 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 15:24:40,644 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 15:24:40,644 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:24:40,645 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:24:40,645 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:24:40,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:24:40,773 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:24:40,773 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 15:24:40,774 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 15:24:40,775 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 15:24:40,775 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 15:24:40,775 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-18 15:24:40,775 INFO L87 Difference]: Start difference. First operand 165 states and 188 transitions. Second operand 6 states. [2018-11-18 15:24:40,991 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 15:24:40,992 INFO L93 Difference]: Finished difference Result 260 states and 299 transitions. [2018-11-18 15:24:40,993 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-18 15:24:40,993 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 40 [2018-11-18 15:24:40,993 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 15:24:40,995 INFO L225 Difference]: With dead ends: 260 [2018-11-18 15:24:40,995 INFO L226 Difference]: Without dead ends: 255 [2018-11-18 15:24:40,996 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2018-11-18 15:24:40,996 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 255 states. [2018-11-18 15:24:41,014 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 255 to 239. [2018-11-18 15:24:41,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 239 states. [2018-11-18 15:24:41,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 239 states and 278 transitions. [2018-11-18 15:24:41,017 INFO L78 Accepts]: Start accepts. Automaton has 239 states and 278 transitions. Word has length 40 [2018-11-18 15:24:41,018 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 15:24:41,018 INFO L480 AbstractCegarLoop]: Abstraction has 239 states and 278 transitions. [2018-11-18 15:24:41,018 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 15:24:41,018 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 278 transitions. [2018-11-18 15:24:41,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-18 15:24:41,019 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 15:24:41,019 INFO L375 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] [2018-11-18 15:24:41,019 INFO L423 AbstractCegarLoop]: === Iteration 3 === [failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 15:24:41,020 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:24:41,020 INFO L82 PathProgramCache]: Analyzing trace with hash 514703959, now seen corresponding path program 1 times [2018-11-18 15:24:41,020 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 15:24:41,020 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 15:24:41,020 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:24:41,021 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:24:41,021 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:24:41,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 15:24:41,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 15:24:41,214 INFO L442 BasicCegarLoop]: Counterexample might be feasible [2018-11-18 15:24:41,237 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 8589934594 could not be translated for associated CType STRUCT~~list_head?next~*list_head?prev~*list_head# [2018-11-18 15:24:41,238 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 8589934590 could not be translated for associated CType STRUCT~~list_head?next~*list_head?prev~*list_head# [2018-11-18 15:24:41,257 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 03:24:41 BoogieIcfgContainer [2018-11-18 15:24:41,257 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 15:24:41,258 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 15:24:41,258 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 15:24:41,258 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 15:24:41,258 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:24:40" (3/4) ... [2018-11-18 15:24:41,260 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-11-18 15:24:41,265 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 8589934594 could not be translated for associated CType STRUCT~~list_head?next~*list_head?prev~*list_head# [2018-11-18 15:24:41,266 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 8589934590 could not be translated for associated CType STRUCT~~list_head?next~*list_head?prev~*list_head# [2018-11-18 15:24:41,332 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_663e0f3b-fb7c-475e-83a4-45a740e9226b/bin-2019/uautomizer/witness.graphml [2018-11-18 15:24:41,332 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 15:24:41,333 INFO L168 Benchmark]: Toolchain (without parser) took 2006.96 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.6 MB). Free memory was 955.4 MB in the beginning and 947.9 MB in the end (delta: 7.4 MB). Peak memory consumption was 140.1 MB. Max. memory is 11.5 GB. [2018-11-18 15:24:41,334 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 15:24:41,334 INFO L168 Benchmark]: CACSL2BoogieTranslator took 355.20 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.6 MB). Free memory was 955.4 MB in the beginning and 1.1 GB in the end (delta: -170.8 MB). Peak memory consumption was 33.0 MB. Max. memory is 11.5 GB. [2018-11-18 15:24:41,334 INFO L168 Benchmark]: Boogie Preprocessor took 50.10 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-18 15:24:41,335 INFO L168 Benchmark]: RCFGBuilder took 626.71 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 68.2 MB). Peak memory consumption was 68.2 MB. Max. memory is 11.5 GB. [2018-11-18 15:24:41,335 INFO L168 Benchmark]: TraceAbstraction took 897.50 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 956.0 MB in the end (delta: 96.7 MB). Peak memory consumption was 96.7 MB. Max. memory is 11.5 GB. [2018-11-18 15:24:41,335 INFO L168 Benchmark]: Witness Printer took 74.36 ms. Allocated memory is still 1.2 GB. Free memory was 956.0 MB in the beginning and 947.9 MB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. [2018-11-18 15:24:41,337 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 355.20 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.6 MB). Free memory was 955.4 MB in the beginning and 1.1 GB in the end (delta: -170.8 MB). Peak memory consumption was 33.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 50.10 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 626.71 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 68.2 MB). Peak memory consumption was 68.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 897.50 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 956.0 MB in the end (delta: 96.7 MB). Peak memory consumption was 96.7 MB. Max. memory is 11.5 GB. * Witness Printer took 74.36 ms. Allocated memory is still 1.2 GB. Free memory was 956.0 MB in the beginning and 947.9 MB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 8589934594 could not be translated for associated CType STRUCT~~list_head?next~*list_head?prev~*list_head# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 8589934590 could not be translated for associated CType STRUCT~~list_head?next~*list_head?prev~*list_head# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 8589934594 could not be translated for associated CType STRUCT~~list_head?next~*list_head?prev~*list_head# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 8589934590 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: [L35] FCALL "0" [L35] FCALL "test-0180.c" [L41] FCALL struct list_head gl_list = {& gl_list, & gl_list}; VAL ["0"={8589934589:0}, "test-0180.c"={8589934597:0}, \old("0")=8589934591, \old("0")=8589934588, \old("test-0180.c")=8589934595, \old("test-0180.c")=8589934593, \old(gl_list)=null, \old(gl_list)=null, gl_list={8589934587:0}] [L824] struct list_head const *__cil_tmp1 ; [L825] struct list_head const *__cil_tmp2 ; VAL ["0"={8589934589:0}, "test-0180.c"={8589934597:0}, gl_list={8589934587:0}] [L828] CALL gl_read() VAL ["0"={8589934589:0}, "test-0180.c"={8589934597:0}, gl_list={8589934587:0}] [L665] int tmp ; [L666] int tmp___0 ; VAL ["0"={8589934589:0}, "test-0180.c"={8589934597:0}, gl_list={8589934587:0}] [L669] COND TRUE 1 VAL ["0"={8589934589:0}, "test-0180.c"={8589934597:0}, gl_list={8589934587:0}] [L672] tmp = __VERIFIER_nondet_int() [L673] CALL gl_insert(tmp) VAL ["0"={8589934589:0}, "test-0180.c"={8589934597:0}, \old(value)=1, gl_list={8589934587:0}] [L611] struct node *node ; [L612] void *tmp ; [L613] unsigned int __cil_tmp4 ; [L614] unsigned int __cil_tmp5 ; [L615] unsigned int __cil_tmp6 ; [L616] struct list_head *__cil_tmp7 ; [L617] unsigned int __cil_tmp8 ; [L618] unsigned int __cil_tmp9 ; [L619] unsigned int __cil_tmp10 ; [L620] unsigned int __cil_tmp11 ; [L621] unsigned int __cil_tmp12 ; [L622] unsigned int __cil_tmp13 ; [L623] unsigned int __cil_tmp14 ; [L624] unsigned int __cil_tmp15 ; [L627] __cil_tmp4 = (unsigned int )20UL [L628] EXPR, FCALL malloc(__cil_tmp4) [L628] tmp = malloc(__cil_tmp4) [L629] node = (struct node *)tmp VAL ["0"={8589934589:0}, "test-0180.c"={8589934597:0}, \old(value)=1, __cil_tmp4=20, gl_list={8589934587:0}, malloc(__cil_tmp4)={-9:0}, node={-9:0}, tmp={-9:0}, value=1] [L631] COND FALSE !(! node) VAL ["0"={8589934589:0}, "test-0180.c"={8589934597:0}, \old(value)=1, __cil_tmp4=20, gl_list={8589934587:0}, malloc(__cil_tmp4)={-9:0}, node={-9:0}, tmp={-9:0}, value=1] [L638] FCALL *((int *)node) = value [L639] __cil_tmp5 = (unsigned int )node [L640] __cil_tmp6 = __cil_tmp5 + 4 [L641] __cil_tmp7 = (struct list_head *)__cil_tmp6 VAL ["0"={8589934589:0}, "test-0180.c"={8589934597:0}, \old(value)=1, __cil_tmp4=20, __cil_tmp5=4294967287, __cil_tmp6=4294967291, __cil_tmp7={0:-5}, gl_list={8589934587:0}, malloc(__cil_tmp4)={-9:0}, node={-9:0}, tmp={-9:0}, value=1] [L642] CALL list_add(__cil_tmp7, & gl_list) VAL ["0"={8589934589:0}, "test-0180.c"={8589934597:0}, gl_list={8589934587:0}, head={8589934587:0}, new={0:-5}] [L584] struct list_head *__cil_tmp3 ; [L587] EXPR, FCALL \read(*head) [L587] __cil_tmp3 = *((struct list_head **)head) [L588] CALL __list_add(new, head, __cil_tmp3) VAL ["0"={8589934589:0}, "test-0180.c"={8589934597:0}, gl_list={8589934587:0}, new={0:-5}, next={8589934587:0}, prev={8589934587:0}] [L556] unsigned int __cil_tmp4 ; [L557] unsigned int __cil_tmp5 ; [L558] unsigned int __cil_tmp6 ; [L559] unsigned int __cil_tmp7 ; [L561] __cil_tmp4 = (unsigned int )next [L562] __cil_tmp5 = __cil_tmp4 + 4 [L563] FCALL *((struct list_head **)__cil_tmp5) = new [L564] FCALL *((struct list_head **)new) = next [L565] __cil_tmp6 = (unsigned int )new [L566] __cil_tmp7 = __cil_tmp6 + 4 [L567] FCALL *((struct list_head **)__cil_tmp7) = prev [L568] RET, FCALL *((struct list_head **)prev) = new VAL ["0"={8589934589:0}, "test-0180.c"={8589934597:0}, __cil_tmp4=4294967291, __cil_tmp5=4294967295, __cil_tmp6=4294967291, __cil_tmp7=4294967295, gl_list={8589934587:0}, new={0:-5}, new={0:-5}, next={8589934587:0}, next={8589934587:0}, prev={8589934587:0}, prev={8589934587:0}] [L588] RET __list_add(new, head, __cil_tmp3) VAL ["0"={8589934589:0}, "test-0180.c"={8589934597:0}, __cil_tmp3={8589934587:0}, gl_list={8589934587:0}, head={8589934587:0}, head={8589934587:0}, new={0:-5}, new={0:-5}] [L642] list_add(__cil_tmp7, & gl_list) VAL ["0"={8589934589:0}, "test-0180.c"={8589934597:0}, \old(value)=1, __cil_tmp4=20, __cil_tmp5=4294967287, __cil_tmp6=4294967291, __cil_tmp7={0:-5}, gl_list={8589934587:0}, malloc(__cil_tmp4)={-9:0}, node={-9:0}, tmp={-9:0}, value=1] [L645] COND TRUE 1 VAL ["0"={8589934589:0}, "test-0180.c"={8589934597:0}, \old(value)=1, __cil_tmp4=20, __cil_tmp5=4294967287, __cil_tmp6=4294967291, __cil_tmp7={0:-5}, gl_list={8589934587:0}, malloc(__cil_tmp4)={-9:0}, node={-9:0}, tmp={-9:0}, value=1] [L647] __cil_tmp8 = (unsigned int )node [L648] __cil_tmp9 = __cil_tmp8 + 12 [L649] __cil_tmp10 = (unsigned int )node [L650] __cil_tmp11 = __cil_tmp10 + 12 [L651] FCALL *((struct list_head **)__cil_tmp9) = (struct list_head *)__cil_tmp11 [L652] __cil_tmp12 = (unsigned int )node [L653] __cil_tmp13 = __cil_tmp12 + 12 [L654] __cil_tmp14 = (unsigned int )node [L655] __cil_tmp15 = __cil_tmp14 + 12 [L656] RET, FCALL *((struct list_head **)__cil_tmp13) = (struct list_head *)__cil_tmp15 VAL ["0"={8589934589:0}, "test-0180.c"={8589934597:0}, \old(value)=1, __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={8589934587:0}, malloc(__cil_tmp4)={-9:0}, node={-9:0}, tmp={-9:0}, value=1] [L673] gl_insert(tmp) VAL ["0"={8589934589:0}, "test-0180.c"={8589934597:0}, gl_list={8589934587:0}, tmp=1] [L674] tmp___0 = __VERIFIER_nondet_int() [L676] COND FALSE, RET !(\read(tmp___0)) VAL ["0"={8589934589:0}, "test-0180.c"={8589934597:0}, gl_list={8589934587:0}, tmp=1, tmp___0=0] [L828] gl_read() VAL ["0"={8589934589:0}, "test-0180.c"={8589934597:0}, gl_list={8589934587:0}] [L829] __cil_tmp1 = (struct list_head const *)(& gl_list) VAL ["0"={8589934589:0}, "test-0180.c"={8589934597:0}, __cil_tmp1={8589934587:0}, gl_list={8589934587:0}] [L830] CALL inspect(__cil_tmp1) VAL ["0"={8589934589:0}, "test-0180.c"={8589934597:0}, gl_list={8589934587:0}, head={8589934587:0}] [L44] struct node const *node ; [L45] unsigned int __cil_tmp3 ; [L46] struct list_head *__cil_tmp4 ; [L47] unsigned int __cil_tmp5 ; [L48] int __cil_tmp6 ; [L49] unsigned int __cil_tmp7 ; [L50] unsigned int __cil_tmp8 ; [L51] unsigned int __cil_tmp9 ; [L52] struct list_head *__cil_tmp10 ; [L53] unsigned int __cil_tmp11 ; [L54] int __cil_tmp12 ; [L55] unsigned int __cil_tmp13 ; [L56] unsigned int __cil_tmp14 ; [L57] struct list_head *__cil_tmp15 ; [L58] unsigned int __cil_tmp16 ; [L59] struct list_head *__cil_tmp17 ; [L60] unsigned int __cil_tmp18 ; [L61] int __cil_tmp19 ; [L62] unsigned int __cil_tmp20 ; [L63] unsigned int __cil_tmp21 ; [L64] unsigned int __cil_tmp22 ; [L65] struct list_head *__cil_tmp23 ; [L66] unsigned int __cil_tmp24 ; [L67] int __cil_tmp25 ; [L68] struct node *__cil_tmp26 ; [L69] unsigned int __cil_tmp27 ; [L70] unsigned int __cil_tmp28 ; [L71] struct list_head *__cil_tmp29 ; [L72] unsigned long __cil_tmp30 ; [L73] char *__cil_tmp31 ; [L74] char *__cil_tmp32 ; [L75] struct node *__cil_tmp33 ; [L76] unsigned int __cil_tmp34 ; [L77] unsigned int __cil_tmp35 ; [L78] struct list_head const *__cil_tmp36 ; [L79] unsigned int __cil_tmp37 ; [L80] unsigned int __cil_tmp38 ; [L81] unsigned int __cil_tmp39 ; [L82] struct list_head *__cil_tmp40 ; [L83] unsigned int __cil_tmp41 ; [L84] int __cil_tmp42 ; [L85] unsigned int __cil_tmp43 ; [L86] unsigned int __cil_tmp44 ; [L87] struct list_head const *__cil_tmp45 ; [L88] unsigned int __cil_tmp46 ; [L89] unsigned int __cil_tmp47 ; [L90] unsigned int __cil_tmp48 ; [L91] unsigned int __cil_tmp49 ; [L92] struct list_head *__cil_tmp50 ; [L93] unsigned int __cil_tmp51 ; [L94] int __cil_tmp52 ; [L95] unsigned int __cil_tmp53 ; [L96] unsigned int __cil_tmp54 ; [L97] struct list_head const *__cil_tmp55 ; [L98] unsigned int __cil_tmp56 ; [L99] unsigned int __cil_tmp57 ; [L100] unsigned int __cil_tmp58 ; [L101] struct list_head *__cil_tmp59 ; [L102] unsigned int __cil_tmp60 ; [L103] int __cil_tmp61 ; [L104] unsigned int __cil_tmp62 ; [L105] unsigned int __cil_tmp63 ; [L106] struct list_head const *__cil_tmp64 ; [L107] unsigned int __cil_tmp65 ; [L108] unsigned int __cil_tmp66 ; [L109] unsigned int __cil_tmp67 ; [L110] unsigned int __cil_tmp68 ; [L111] struct list_head *__cil_tmp69 ; [L112] unsigned int __cil_tmp70 ; [L113] int __cil_tmp71 ; [L114] struct node const *__cil_tmp72 ; [L115] unsigned int __cil_tmp73 ; [L116] unsigned int __cil_tmp74 ; [L117] int __cil_tmp75 ; [L118] unsigned int __cil_tmp76 ; [L119] unsigned int __cil_tmp77 ; [L120] struct list_head const *__cil_tmp78 ; [L121] struct node const *__cil_tmp79 ; [L122] unsigned int __cil_tmp80 ; [L123] unsigned int __cil_tmp81 ; [L124] int __cil_tmp82 ; [L125] int const *__cil_tmp83 ; [L126] struct node const *__cil_tmp84 ; [L127] unsigned int __cil_tmp85 ; [L128] unsigned int __cil_tmp86 ; [L129] int __cil_tmp87 ; [L130] unsigned int __cil_tmp88 ; [L131] unsigned int __cil_tmp89 ; [L132] struct list_head *__cil_tmp90 ; [L133] unsigned int __cil_tmp91 ; [L134] unsigned int __cil_tmp92 ; [L135] struct list_head *__cil_tmp93 ; [L136] unsigned int __cil_tmp94 ; [L137] unsigned int __cil_tmp95 ; [L138] int __cil_tmp96 ; [L139] unsigned int __cil_tmp97 ; [L140] unsigned int __cil_tmp98 ; [L141] unsigned int __cil_tmp99 ; [L142] struct list_head *__cil_tmp100 ; [L143] struct list_head *__cil_tmp101 ; [L144] unsigned int __cil_tmp102 ; [L145] unsigned int __cil_tmp103 ; [L146] int __cil_tmp104 ; [L147] struct list_head *__cil_tmp105 ; [L148] unsigned int __cil_tmp106 ; [L149] unsigned int __cil_tmp107 ; [L150] unsigned int __cil_tmp108 ; [L151] struct list_head const *__cil_tmp109 ; [L152] unsigned int __cil_tmp110 ; [L153] struct list_head *__cil_tmp111 ; [L154] unsigned int __cil_tmp112 ; [L155] struct node *__cil_tmp113 ; [L156] unsigned int __cil_tmp114 ; [L157] unsigned int __cil_tmp115 ; [L158] struct list_head *__cil_tmp116 ; [L159] unsigned long __cil_tmp117 ; [L160] char *__cil_tmp118 ; [L161] char *__cil_tmp119 ; [L162] struct node *__cil_tmp120 ; [L163] unsigned int __cil_tmp121 ; [L164] int __cil_tmp122 ; VAL ["0"={8589934589:0}, "test-0180.c"={8589934597:0}, gl_list={8589934587:0}, head={8589934587:0}, head={8589934587:0}] [L168] COND TRUE 1 VAL ["0"={8589934589:0}, "test-0180.c"={8589934597:0}, gl_list={8589934587:0}, head={8589934587:0}, head={8589934587:0}] [L170] COND FALSE !(! head) VAL ["0"={8589934589:0}, "test-0180.c"={8589934597:0}, gl_list={8589934587:0}, head={8589934587:0}, head={8589934587:0}] [L181] COND TRUE 1 VAL ["0"={8589934589:0}, "test-0180.c"={8589934597:0}, gl_list={8589934587:0}, head={8589934587:0}, head={8589934587:0}] [L184] __cil_tmp3 = (unsigned int )head [L185] EXPR, FCALL \read(*head) [L185] __cil_tmp4 = *((struct list_head * const *)head) [L186] __cil_tmp5 = (unsigned int )__cil_tmp4 [L187] __cil_tmp6 = __cil_tmp5 != __cil_tmp3 VAL ["0"={8589934589:0}, "test-0180.c"={8589934597:0}, __cil_tmp3=4294967291, __cil_tmp4={0:-5}, __cil_tmp5=4294967291, __cil_tmp6=0, gl_list={8589934587:0}, head={8589934587:0}, head={8589934587:0}] [L188] COND TRUE ! __cil_tmp6 VAL ["0"={8589934589:0}, "test-0180.c"={8589934597:0}, __cil_tmp3=4294967291, __cil_tmp4={0:-5}, __cil_tmp5=4294967291, __cil_tmp6=0, gl_list={8589934587:0}, head={8589934587:0}, head={8589934587:0}] [L190] CALL fail() VAL ["0"={8589934589:0}, "test-0180.c"={8589934597:0}, gl_list={8589934587:0}] [L35] __VERIFIER_error() VAL ["0"={8589934589:0}, "test-0180.c"={8589934597:0}, gl_list={8589934587:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 15 procedures, 181 locations, 1 error locations. UNSAFE Result, 0.8s OverallTime, 3 OverallIterations, 1 TraceHistogramMax, 0.2s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 380 SDtfs, 371 SDslu, 520 SDs, 0 SdLazy, 51 SolverSat, 24 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 11 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=239occurred in iteration=2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 16 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 103 NumberOfCodeBlocks, 103 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 57 ConstructedInterpolants, 0 QuantifiedInterpolants, 3132 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...