./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-ext/28_buggy_simple_loop1_vf.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_dc79ba2a-3baa-448d-a962-87f6ee02443b/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_dc79ba2a-3baa-448d-a962-87f6ee02443b/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_dc79ba2a-3baa-448d-a962-87f6ee02443b/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_dc79ba2a-3baa-448d-a962-87f6ee02443b/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-ext/28_buggy_simple_loop1_vf.i -s /tmp/vcloud-vcloud-master/worker/run_dir_dc79ba2a-3baa-448d-a962-87f6ee02443b/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_dc79ba2a-3baa-448d-a962-87f6ee02443b/bin/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 8344e7e4f737b63e5072d4c79eca78f8b48531d5 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 0.1.24-678e011 [2019-11-20 03:32:19,868 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 03:32:19,870 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 03:32:19,885 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 03:32:19,886 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 03:32:19,887 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 03:32:19,889 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 03:32:19,898 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 03:32:19,904 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 03:32:19,908 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 03:32:19,909 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 03:32:19,910 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 03:32:19,911 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 03:32:19,913 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 03:32:19,914 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 03:32:19,915 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 03:32:19,916 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 03:32:19,917 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 03:32:19,920 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 03:32:19,924 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 03:32:19,928 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 03:32:19,930 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 03:32:19,933 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 03:32:19,934 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 03:32:19,936 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 03:32:19,937 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 03:32:19,937 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 03:32:19,939 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 03:32:19,939 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 03:32:19,941 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 03:32:19,941 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 03:32:19,942 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 03:32:19,943 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 03:32:19,944 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 03:32:19,945 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 03:32:19,946 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 03:32:19,946 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 03:32:19,947 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 03:32:19,947 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 03:32:19,948 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 03:32:19,949 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 03:32:19,950 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_dc79ba2a-3baa-448d-a962-87f6ee02443b/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-20 03:32:19,975 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 03:32:19,985 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 03:32:19,987 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 03:32:19,987 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 03:32:19,987 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 03:32:19,987 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 03:32:19,988 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 03:32:19,988 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 03:32:19,988 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 03:32:19,988 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 03:32:19,989 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 03:32:19,989 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 03:32:19,989 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 03:32:19,989 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 03:32:19,989 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 03:32:19,990 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 03:32:19,990 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 03:32:19,990 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 03:32:19,990 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 03:32:19,991 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 03:32:19,992 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-20 03:32:19,992 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 03:32:19,992 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 03:32:19,993 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 03:32:19,993 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 03:32:19,993 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-20 03:32:19,993 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 03:32:19,994 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 03:32:19,994 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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/run_dir_dc79ba2a-3baa-448d-a962-87f6ee02443b/bin/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 -> 8344e7e4f737b63e5072d4c79eca78f8b48531d5 [2019-11-20 03:32:20,169 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 03:32:20,184 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 03:32:20,187 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 03:32:20,189 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 03:32:20,189 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 03:32:20,190 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_dc79ba2a-3baa-448d-a962-87f6ee02443b/bin/uautomizer/../../sv-benchmarks/c/pthread-ext/28_buggy_simple_loop1_vf.i [2019-11-20 03:32:20,249 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_dc79ba2a-3baa-448d-a962-87f6ee02443b/bin/uautomizer/data/c4d16c58f/b56533a7756c482889bba4c0f7f73863/FLAGf6b1ae39a [2019-11-20 03:32:20,740 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 03:32:20,741 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_dc79ba2a-3baa-448d-a962-87f6ee02443b/sv-benchmarks/c/pthread-ext/28_buggy_simple_loop1_vf.i [2019-11-20 03:32:20,754 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_dc79ba2a-3baa-448d-a962-87f6ee02443b/bin/uautomizer/data/c4d16c58f/b56533a7756c482889bba4c0f7f73863/FLAGf6b1ae39a [2019-11-20 03:32:21,074 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_dc79ba2a-3baa-448d-a962-87f6ee02443b/bin/uautomizer/data/c4d16c58f/b56533a7756c482889bba4c0f7f73863 [2019-11-20 03:32:21,077 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 03:32:21,079 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 03:32:21,079 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 03:32:21,080 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 03:32:21,084 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 03:32:21,085 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 03:32:21" (1/1) ... [2019-11-20 03:32:21,088 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3482028c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:32:21, skipping insertion in model container [2019-11-20 03:32:21,088 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 03:32:21" (1/1) ... [2019-11-20 03:32:21,095 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 03:32:21,134 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 03:32:21,597 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 03:32:21,606 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 03:32:21,663 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 03:32:21,747 INFO L192 MainTranslator]: Completed translation [2019-11-20 03:32:21,748 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:32:21 WrapperNode [2019-11-20 03:32:21,748 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 03:32:21,749 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 03:32:21,749 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 03:32:21,749 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 03:32:21,758 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:32:21" (1/1) ... [2019-11-20 03:32:21,784 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:32:21" (1/1) ... [2019-11-20 03:32:21,802 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 03:32:21,802 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 03:32:21,802 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 03:32:21,803 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 03:32:21,809 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:32:21" (1/1) ... [2019-11-20 03:32:21,809 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:32:21" (1/1) ... [2019-11-20 03:32:21,812 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:32:21" (1/1) ... [2019-11-20 03:32:21,812 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:32:21" (1/1) ... [2019-11-20 03:32:21,817 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:32:21" (1/1) ... [2019-11-20 03:32:21,821 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:32:21" (1/1) ... [2019-11-20 03:32:21,823 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:32:21" (1/1) ... [2019-11-20 03:32:21,825 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 03:32:21,826 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 03:32:21,826 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 03:32:21,826 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 03:32:21,827 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:32:21" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_dc79ba2a-3baa-448d-a962-87f6ee02443b/bin/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 [2019-11-20 03:32:21,885 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2019-11-20 03:32:21,886 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2019-11-20 03:32:21,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-20 03:32:21,886 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-20 03:32:21,887 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-20 03:32:21,887 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 03:32:21,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 03:32:21,888 WARN L203 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-11-20 03:32:22,276 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 03:32:22,277 INFO L285 CfgBuilder]: Removed 8 assume(true) statements. [2019-11-20 03:32:22,278 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 03:32:22 BoogieIcfgContainer [2019-11-20 03:32:22,278 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 03:32:22,278 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-20 03:32:22,278 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-20 03:32:22,281 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-20 03:32:22,281 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 03:32:21" (1/3) ... [2019-11-20 03:32:22,282 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b4bacbf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 03:32:22, skipping insertion in model container [2019-11-20 03:32:22,282 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:32:21" (2/3) ... [2019-11-20 03:32:22,282 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b4bacbf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 03:32:22, skipping insertion in model container [2019-11-20 03:32:22,282 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 03:32:22" (3/3) ... [2019-11-20 03:32:22,284 INFO L109 eAbstractionObserver]: Analyzing ICFG 28_buggy_simple_loop1_vf.i [2019-11-20 03:32:22,321 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,322 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,322 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,322 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,322 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork2_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,322 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork2_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,323 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork2_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,323 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,323 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork2_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,323 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,323 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork2_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,324 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork2_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,324 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork2_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,324 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,324 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork2_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,324 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork2_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,325 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,325 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,325 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork2_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,325 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,326 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork2_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,326 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork2_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,326 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,326 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork2_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,326 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork2_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,327 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork2_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,327 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork2_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,327 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork2_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,327 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,328 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork2_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,328 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork2_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,328 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork2_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,328 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork2_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,329 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,329 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork2_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,330 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,331 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,331 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork2_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,331 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork2_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,331 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork2_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,332 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork2_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,332 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,332 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork2_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,333 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork2_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,333 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork2_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,334 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork2_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,334 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,334 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork2_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,334 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork2_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,338 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork2_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,339 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork2_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,339 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork2_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,341 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork2_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,342 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork2_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,342 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,342 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork2_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,343 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,343 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork2_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,343 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork2_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,343 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork2_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,343 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork2_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,343 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork2_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,344 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork2_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,344 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork2_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,344 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork2_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,345 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork2_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,346 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,346 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,347 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,347 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,347 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,347 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,347 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,347 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,348 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,348 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,348 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,349 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,349 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,350 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,350 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,350 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,350 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,350 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,351 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,351 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,351 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,351 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,352 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,352 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,352 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,352 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,352 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,353 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,353 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,354 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,354 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,354 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,354 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,355 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,355 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,355 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,355 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,355 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,356 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,359 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,359 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,360 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,360 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,360 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,360 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,360 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,360 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,360 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,360 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,361 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,361 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,361 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,361 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,361 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,361 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,362 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,362 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,362 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,362 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,362 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,362 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,363 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,363 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,363 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,363 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,363 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,364 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,364 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,364 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,364 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,364 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,364 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,365 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,365 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,365 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,365 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,365 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,365 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,366 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,366 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,366 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,366 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,366 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,367 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,367 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,367 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,367 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,367 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,367 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,367 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,368 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,368 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,368 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,368 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,368 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,370 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,370 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,370 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,370 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,371 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,371 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,372 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,372 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,372 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,372 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,372 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,373 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,374 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,374 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,374 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,375 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,375 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,375 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,375 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,375 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,377 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,377 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,377 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,377 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,378 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,378 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,378 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,378 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,378 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,379 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,379 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,379 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,379 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,379 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,379 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,380 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,380 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 03:32:22,391 WARN L142 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-11-20 03:32:22,391 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-20 03:32:22,400 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 4 error locations. [2019-11-20 03:32:22,410 INFO L249 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2019-11-20 03:32:22,431 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-20 03:32:22,431 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-20 03:32:22,431 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-20 03:32:22,431 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-20 03:32:22,432 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-20 03:32:22,432 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-20 03:32:22,432 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-20 03:32:22,432 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-20 03:32:22,448 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 117 places, 135 transitions [2019-11-20 03:35:16,191 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 323438 states. [2019-11-20 03:35:16,193 INFO L276 IsEmpty]: Start isEmpty. Operand 323438 states. [2019-11-20 03:35:16,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-11-20 03:35:16,222 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 03:35:16,223 INFO L410 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] [2019-11-20 03:35:16,224 INFO L410 AbstractCegarLoop]: === Iteration 1 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 03:35:16,229 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 03:35:16,229 INFO L82 PathProgramCache]: Analyzing trace with hash 29737365, now seen corresponding path program 1 times [2019-11-20 03:35:16,237 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 03:35:16,238 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [793130818] [2019-11-20 03:35:16,238 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 03:35:16,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:35:16,384 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:35:16,385 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [793130818] [2019-11-20 03:35:16,386 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 03:35:16,386 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-20 03:35:16,387 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2079664012] [2019-11-20 03:35:16,391 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-20 03:35:16,391 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 03:35:16,404 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-20 03:35:16,405 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-20 03:35:16,407 INFO L87 Difference]: Start difference. First operand 323438 states. Second operand 2 states. [2019-11-20 03:35:17,996 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 03:35:17,997 INFO L93 Difference]: Finished difference Result 143753 states and 568463 transitions. [2019-11-20 03:35:17,997 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-20 03:35:17,998 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 23 [2019-11-20 03:35:17,999 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 03:35:19,067 INFO L225 Difference]: With dead ends: 143753 [2019-11-20 03:35:19,067 INFO L226 Difference]: Without dead ends: 143645 [2019-11-20 03:35:19,069 INFO L630 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 [2019-11-20 03:35:31,868 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 143645 states. [2019-11-20 03:35:34,410 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 143645 to 143645. [2019-11-20 03:35:34,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 143645 states. [2019-11-20 03:35:35,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143645 states to 143645 states and 568058 transitions. [2019-11-20 03:35:35,004 INFO L78 Accepts]: Start accepts. Automaton has 143645 states and 568058 transitions. Word has length 23 [2019-11-20 03:35:35,005 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 03:35:35,005 INFO L462 AbstractCegarLoop]: Abstraction has 143645 states and 568058 transitions. [2019-11-20 03:35:35,005 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-20 03:35:35,006 INFO L276 IsEmpty]: Start isEmpty. Operand 143645 states and 568058 transitions. [2019-11-20 03:35:35,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-11-20 03:35:35,012 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 03:35:35,012 INFO L410 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] [2019-11-20 03:35:35,012 INFO L410 AbstractCegarLoop]: === Iteration 2 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 03:35:35,013 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 03:35:35,013 INFO L82 PathProgramCache]: Analyzing trace with hash 29738326, now seen corresponding path program 1 times [2019-11-20 03:35:35,013 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 03:35:35,014 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1283846385] [2019-11-20 03:35:35,014 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 03:35:35,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 03:35:35,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 03:35:35,127 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 03:35:35,127 INFO L475 BasicCegarLoop]: Counterexample might be feasible [2019-11-20 03:35:35,166 INFO L304 ceAbstractionStarter]: Did not count any witness invariants because Icfg is not BoogieIcfg [2019-11-20 03:35:35,167 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 03:35:35 BasicIcfg [2019-11-20 03:35:35,167 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-20 03:35:35,168 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 03:35:35,168 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 03:35:35,168 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 03:35:35,169 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 03:32:22" (3/4) ... [2019-11-20 03:35:35,171 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2019-11-20 03:35:35,238 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_dc79ba2a-3baa-448d-a962-87f6ee02443b/bin/uautomizer/witness.graphml [2019-11-20 03:35:35,238 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 03:35:35,240 INFO L168 Benchmark]: Toolchain (without parser) took 194161.67 ms. Allocated memory was 1.0 GB in the beginning and 6.0 GB in the end (delta: 5.0 GB). Free memory was 946.0 MB in the beginning and 1.2 GB in the end (delta: -235.6 MB). Peak memory consumption was 4.7 GB. Max. memory is 11.5 GB. [2019-11-20 03:35:35,241 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 03:35:35,246 INFO L168 Benchmark]: CACSL2BoogieTranslator took 668.82 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 114.8 MB). Free memory was 946.0 MB in the beginning and 1.1 GB in the end (delta: -143.6 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. [2019-11-20 03:35:35,247 INFO L168 Benchmark]: Boogie Procedure Inliner took 53.19 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2019-11-20 03:35:35,247 INFO L168 Benchmark]: Boogie Preprocessor took 23.47 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 03:35:35,249 INFO L168 Benchmark]: RCFGBuilder took 451.95 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 22.0 MB). Peak memory consumption was 22.0 MB. Max. memory is 11.5 GB. [2019-11-20 03:35:35,250 INFO L168 Benchmark]: TraceAbstraction took 192889.12 ms. Allocated memory was 1.1 GB in the beginning and 6.0 GB in the end (delta: 4.8 GB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -146.5 MB). Peak memory consumption was 4.7 GB. Max. memory is 11.5 GB. [2019-11-20 03:35:35,251 INFO L168 Benchmark]: Witness Printer took 70.36 ms. Allocated memory is still 6.0 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 25.5 MB). Peak memory consumption was 25.5 MB. Max. memory is 11.5 GB. [2019-11-20 03:35:35,255 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 668.82 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 114.8 MB). Free memory was 946.0 MB in the beginning and 1.1 GB in the end (delta: -143.6 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 53.19 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 23.47 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 451.95 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 22.0 MB). Peak memory consumption was 22.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 192889.12 ms. Allocated memory was 1.1 GB in the beginning and 6.0 GB in the end (delta: 4.8 GB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -146.5 MB). Peak memory consumption was 4.7 GB. Max. memory is 11.5 GB. * Witness Printer took 70.36 ms. Allocated memory is still 6.0 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 25.5 MB). Peak memory consumption was 25.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 684]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L689] 0 pthread_t t; [L690] COND TRUE 0 1 [L692] FCALL, FORK 0 pthread_create(&t, 0, thr1, 0) VAL [arg={0:0}] [L675] 1 unsigned int x=__VERIFIER_nondet_uint(), y=__VERIFIER_nondet_uint(), z=__VERIFIER_nondet_uint(); VAL [__VERIFIER_nondet_uint()=4294967296, arg={0:0}, arg={0:0}, x=4294967296] [L675] 1 unsigned int x=__VERIFIER_nondet_uint(), y=__VERIFIER_nondet_uint(), z=__VERIFIER_nondet_uint(); VAL [__VERIFIER_nondet_uint()=4294967298, arg={0:0}, arg={0:0}, x=4294967296, y=4294967298] [L675] 1 unsigned int x=__VERIFIER_nondet_uint(), y=__VERIFIER_nondet_uint(), z=__VERIFIER_nondet_uint(); VAL [__VERIFIER_nondet_uint()=2, arg={0:0}, arg={0:0}, x=4294967296, y=4294967298, z=2] [L676] 1 int i, j=1, k=1; VAL [arg={0:0}, arg={0:0}, j=1, k=1, x=4294967296, y=4294967298, z=2] [L677] 1 i=0 VAL [arg={0:0}, arg={0:0}, i=0, j=1, k=1, x=4294967296, y=4294967298, z=2] [L677] COND FALSE 1 !(i