./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-atomic/lamport_true-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_ad85c1ab-e04a-44c8-b1a0-766c516989de/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ad85c1ab-e04a-44c8-b1a0-766c516989de/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ad85c1ab-e04a-44c8-b1a0-766c516989de/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ad85c1ab-e04a-44c8-b1a0-766c516989de/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-atomic/lamport_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_ad85c1ab-e04a-44c8-b1a0-766c516989de/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ad85c1ab-e04a-44c8-b1a0-766c516989de/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 66ad1ff9e8f4055d6bc44dc751cea83862f50a74 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_ad85c1ab-e04a-44c8-b1a0-766c516989de/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ad85c1ab-e04a-44c8-b1a0-766c516989de/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ad85c1ab-e04a-44c8-b1a0-766c516989de/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ad85c1ab-e04a-44c8-b1a0-766c516989de/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-atomic/lamport_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_ad85c1ab-e04a-44c8-b1a0-766c516989de/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ad85c1ab-e04a-44c8-b1a0-766c516989de/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 66ad1ff9e8f4055d6bc44dc751cea83862f50a74 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: NullPointerException: null --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-27 05:13:21,973 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:13:21,974 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:13:21,985 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:13:21,986 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:13:21,986 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:13:21,987 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:13:21,989 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:13:21,990 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:13:21,991 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:13:21,992 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:13:21,992 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:13:21,993 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:13:21,994 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:13:21,995 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:13:21,995 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:13:21,996 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:13:21,998 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:13:21,999 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:13:22,000 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:13:22,001 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:13:22,002 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:13:22,004 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:13:22,004 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:13:22,004 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:13:22,005 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:13:22,006 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:13:22,007 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:13:22,007 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:13:22,008 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:13:22,008 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:13:22,009 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:13:22,010 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:13:22,010 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:13:22,010 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:13:22,011 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:13:22,011 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ad85c1ab-e04a-44c8-b1a0-766c516989de/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-10-27 05:13:22,022 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:13:22,022 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:13:22,022 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:13:22,023 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-27 05:13:22,023 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-27 05:13:22,023 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-27 05:13:22,023 INFO L133 SettingsManager]: * Use SBE=true [2018-10-27 05:13:22,024 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:13:22,024 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:13:22,024 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 05:13:22,024 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:13:22,024 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:13:22,024 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:13:22,024 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:13:22,024 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:13:22,025 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:13:22,025 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:13:22,026 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:13:22,027 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:13:22,027 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:13:22,027 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:13:22,027 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:13:22,027 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:13:22,027 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:13:22,027 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:13:22,028 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:13:22,028 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-10-27 05:13:22,028 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:13:22,028 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 05:13:22,028 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_ad85c1ab-e04a-44c8-b1a0-766c516989de/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 -> 66ad1ff9e8f4055d6bc44dc751cea83862f50a74 [2018-10-27 05:13:22,055 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:13:22,064 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:13:22,067 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:13:22,068 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:13:22,068 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:13:22,069 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ad85c1ab-e04a-44c8-b1a0-766c516989de/bin-2019/uautomizer/../../sv-benchmarks/c/pthread-atomic/lamport_true-unreach-call.i [2018-10-27 05:13:22,111 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ad85c1ab-e04a-44c8-b1a0-766c516989de/bin-2019/uautomizer/data/96d6a682c/c4607e40429545e4943f0e7c4c291fe6/FLAG719e1dfd2 [2018-10-27 05:13:22,548 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:13:22,549 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ad85c1ab-e04a-44c8-b1a0-766c516989de/sv-benchmarks/c/pthread-atomic/lamport_true-unreach-call.i [2018-10-27 05:13:22,568 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ad85c1ab-e04a-44c8-b1a0-766c516989de/bin-2019/uautomizer/data/96d6a682c/c4607e40429545e4943f0e7c4c291fe6/FLAG719e1dfd2 [2018-10-27 05:13:22,585 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ad85c1ab-e04a-44c8-b1a0-766c516989de/bin-2019/uautomizer/data/96d6a682c/c4607e40429545e4943f0e7c4c291fe6 [2018-10-27 05:13:22,588 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:13:22,591 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-10-27 05:13:22,591 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:13:22,592 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:13:22,595 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:13:22,596 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:13:22" (1/1) ... [2018-10-27 05:13:22,598 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6298b0d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:22, skipping insertion in model container [2018-10-27 05:13:22,599 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:13:22" (1/1) ... [2018-10-27 05:13:22,607 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:13:22,648 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:13:22,880 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:13:22,883 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:13:22,921 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:13:22,981 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:13:22,982 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:22 WrapperNode [2018-10-27 05:13:22,982 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:13:22,983 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:13:22,983 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:13:22,983 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:13:22,995 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:22" (1/1) ... [2018-10-27 05:13:22,995 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:22" (1/1) ... [2018-10-27 05:13:23,007 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:22" (1/1) ... [2018-10-27 05:13:23,008 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:22" (1/1) ... [2018-10-27 05:13:23,021 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:22" (1/1) ... [2018-10-27 05:13:23,027 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:22" (1/1) ... [2018-10-27 05:13:23,030 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:22" (1/1) ... [2018-10-27 05:13:23,105 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:13:23,105 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:13:23,106 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:13:23,106 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:13:23,106 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:22" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ad85c1ab-e04a-44c8-b1a0-766c516989de/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 [2018-10-27 05:13:23,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:13:23,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:13:23,172 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-10-27 05:13:23,172 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2018-10-27 05:13:23,172 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:13:23,172 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-10-27 05:13:23,173 INFO L130 BoogieDeclarations]: Found specification of procedure __sched_cpucount [2018-10-27 05:13:23,173 INFO L130 BoogieDeclarations]: Found specification of procedure __sched_cpualloc [2018-10-27 05:13:23,173 INFO L130 BoogieDeclarations]: Found specification of procedure __sched_cpufree [2018-10-27 05:13:23,173 INFO L130 BoogieDeclarations]: Found specification of procedure sched_setparam [2018-10-27 05:13:23,173 INFO L130 BoogieDeclarations]: Found specification of procedure sched_getparam [2018-10-27 05:13:23,173 INFO L130 BoogieDeclarations]: Found specification of procedure sched_setscheduler [2018-10-27 05:13:23,173 INFO L130 BoogieDeclarations]: Found specification of procedure sched_getscheduler [2018-10-27 05:13:23,173 INFO L130 BoogieDeclarations]: Found specification of procedure sched_yield [2018-10-27 05:13:23,173 INFO L130 BoogieDeclarations]: Found specification of procedure sched_get_priority_max [2018-10-27 05:13:23,174 INFO L130 BoogieDeclarations]: Found specification of procedure sched_get_priority_min [2018-10-27 05:13:23,174 INFO L130 BoogieDeclarations]: Found specification of procedure sched_rr_get_interval [2018-10-27 05:13:23,174 INFO L130 BoogieDeclarations]: Found specification of procedure clock [2018-10-27 05:13:23,174 INFO L130 BoogieDeclarations]: Found specification of procedure time [2018-10-27 05:13:23,174 INFO L130 BoogieDeclarations]: Found specification of procedure difftime [2018-10-27 05:13:23,174 INFO L130 BoogieDeclarations]: Found specification of procedure mktime [2018-10-27 05:13:23,174 INFO L130 BoogieDeclarations]: Found specification of procedure strftime [2018-10-27 05:13:23,174 INFO L130 BoogieDeclarations]: Found specification of procedure strftime_l [2018-10-27 05:13:23,174 INFO L130 BoogieDeclarations]: Found specification of procedure gmtime [2018-10-27 05:13:23,174 INFO L130 BoogieDeclarations]: Found specification of procedure localtime [2018-10-27 05:13:23,175 INFO L130 BoogieDeclarations]: Found specification of procedure gmtime_r [2018-10-27 05:13:23,175 INFO L130 BoogieDeclarations]: Found specification of procedure localtime_r [2018-10-27 05:13:23,175 INFO L130 BoogieDeclarations]: Found specification of procedure asctime [2018-10-27 05:13:23,175 INFO L130 BoogieDeclarations]: Found specification of procedure ctime [2018-10-27 05:13:23,175 INFO L130 BoogieDeclarations]: Found specification of procedure asctime_r [2018-10-27 05:13:23,175 INFO L130 BoogieDeclarations]: Found specification of procedure ctime_r [2018-10-27 05:13:23,175 INFO L130 BoogieDeclarations]: Found specification of procedure tzset [2018-10-27 05:13:23,175 INFO L130 BoogieDeclarations]: Found specification of procedure stime [2018-10-27 05:13:23,175 INFO L130 BoogieDeclarations]: Found specification of procedure timegm [2018-10-27 05:13:23,175 INFO L130 BoogieDeclarations]: Found specification of procedure timelocal [2018-10-27 05:13:23,176 INFO L130 BoogieDeclarations]: Found specification of procedure dysize [2018-10-27 05:13:23,176 INFO L130 BoogieDeclarations]: Found specification of procedure nanosleep [2018-10-27 05:13:23,176 INFO L130 BoogieDeclarations]: Found specification of procedure clock_getres [2018-10-27 05:13:23,176 INFO L130 BoogieDeclarations]: Found specification of procedure clock_gettime [2018-10-27 05:13:23,176 INFO L130 BoogieDeclarations]: Found specification of procedure clock_settime [2018-10-27 05:13:23,176 INFO L130 BoogieDeclarations]: Found specification of procedure clock_nanosleep [2018-10-27 05:13:23,176 INFO L130 BoogieDeclarations]: Found specification of procedure clock_getcpuclockid [2018-10-27 05:13:23,176 INFO L130 BoogieDeclarations]: Found specification of procedure timer_create [2018-10-27 05:13:23,176 INFO L130 BoogieDeclarations]: Found specification of procedure timer_delete [2018-10-27 05:13:23,177 INFO L130 BoogieDeclarations]: Found specification of procedure timer_settime [2018-10-27 05:13:23,177 INFO L130 BoogieDeclarations]: Found specification of procedure timer_gettime [2018-10-27 05:13:23,177 INFO L130 BoogieDeclarations]: Found specification of procedure timer_getoverrun [2018-10-27 05:13:23,182 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_create [2018-10-27 05:13:23,182 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_exit [2018-10-27 05:13:23,183 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_join [2018-10-27 05:13:23,183 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_detach [2018-10-27 05:13:23,183 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_self [2018-10-27 05:13:23,183 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_equal [2018-10-27 05:13:23,183 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_init [2018-10-27 05:13:23,183 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_destroy [2018-10-27 05:13:23,184 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getdetachstate [2018-10-27 05:13:23,184 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setdetachstate [2018-10-27 05:13:23,184 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getguardsize [2018-10-27 05:13:23,184 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setguardsize [2018-10-27 05:13:23,184 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getschedparam [2018-10-27 05:13:23,184 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setschedparam [2018-10-27 05:13:23,184 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getschedpolicy [2018-10-27 05:13:23,184 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setschedpolicy [2018-10-27 05:13:23,184 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getinheritsched [2018-10-27 05:13:23,184 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setinheritsched [2018-10-27 05:13:23,185 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getscope [2018-10-27 05:13:23,185 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setscope [2018-10-27 05:13:23,185 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getstackaddr [2018-10-27 05:13:23,185 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setstackaddr [2018-10-27 05:13:23,185 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getstacksize [2018-10-27 05:13:23,185 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setstacksize [2018-10-27 05:13:23,185 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getstack [2018-10-27 05:13:23,185 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setstack [2018-10-27 05:13:23,185 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setschedparam [2018-10-27 05:13:23,185 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_getschedparam [2018-10-27 05:13:23,186 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setschedprio [2018-10-27 05:13:23,186 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_once [2018-10-27 05:13:23,186 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setcancelstate [2018-10-27 05:13:23,186 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setcanceltype [2018-10-27 05:13:23,186 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cancel [2018-10-27 05:13:23,186 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_testcancel [2018-10-27 05:13:23,186 INFO L130 BoogieDeclarations]: Found specification of procedure __pthread_register_cancel [2018-10-27 05:13:23,186 INFO L130 BoogieDeclarations]: Found specification of procedure __pthread_unregister_cancel [2018-10-27 05:13:23,186 INFO L130 BoogieDeclarations]: Found specification of procedure __pthread_unwind_next [2018-10-27 05:13:23,186 INFO L130 BoogieDeclarations]: Found specification of procedure __sigsetjmp [2018-10-27 05:13:23,187 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_init [2018-10-27 05:13:23,187 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_destroy [2018-10-27 05:13:23,187 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_trylock [2018-10-27 05:13:23,187 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_lock [2018-10-27 05:13:23,187 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_timedlock [2018-10-27 05:13:23,187 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_unlock [2018-10-27 05:13:23,187 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_getprioceiling [2018-10-27 05:13:23,187 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_setprioceiling [2018-10-27 05:13:23,187 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_consistent [2018-10-27 05:13:23,187 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_init [2018-10-27 05:13:23,188 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_destroy [2018-10-27 05:13:23,188 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_getpshared [2018-10-27 05:13:23,188 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_setpshared [2018-10-27 05:13:23,188 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_gettype [2018-10-27 05:13:23,188 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_settype [2018-10-27 05:13:23,188 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_getprotocol [2018-10-27 05:13:23,188 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_setprotocol [2018-10-27 05:13:23,188 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_getprioceiling [2018-10-27 05:13:23,188 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_setprioceiling [2018-10-27 05:13:23,188 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_getrobust [2018-10-27 05:13:23,189 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_setrobust [2018-10-27 05:13:23,189 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_init [2018-10-27 05:13:23,189 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_destroy [2018-10-27 05:13:23,196 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_rdlock [2018-10-27 05:13:23,196 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_tryrdlock [2018-10-27 05:13:23,197 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_timedrdlock [2018-10-27 05:13:23,197 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_wrlock [2018-10-27 05:13:23,197 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_trywrlock [2018-10-27 05:13:23,197 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_timedwrlock [2018-10-27 05:13:23,197 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_unlock [2018-10-27 05:13:23,197 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_init [2018-10-27 05:13:23,198 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_destroy [2018-10-27 05:13:23,198 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_getpshared [2018-10-27 05:13:23,199 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_setpshared [2018-10-27 05:13:23,199 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_getkind_np [2018-10-27 05:13:23,199 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_setkind_np [2018-10-27 05:13:23,199 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_init [2018-10-27 05:13:23,199 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_destroy [2018-10-27 05:13:23,199 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_signal [2018-10-27 05:13:23,199 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_broadcast [2018-10-27 05:13:23,199 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_wait [2018-10-27 05:13:23,199 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_timedwait [2018-10-27 05:13:23,199 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_init [2018-10-27 05:13:23,199 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_destroy [2018-10-27 05:13:23,200 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_getpshared [2018-10-27 05:13:23,200 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_setpshared [2018-10-27 05:13:23,200 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_getclock [2018-10-27 05:13:23,200 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_setclock [2018-10-27 05:13:23,200 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_init [2018-10-27 05:13:23,200 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_destroy [2018-10-27 05:13:23,200 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_lock [2018-10-27 05:13:23,200 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_trylock [2018-10-27 05:13:23,200 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_unlock [2018-10-27 05:13:23,200 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrier_init [2018-10-27 05:13:23,201 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrier_destroy [2018-10-27 05:13:23,201 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrier_wait [2018-10-27 05:13:23,201 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrierattr_init [2018-10-27 05:13:23,201 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrierattr_destroy [2018-10-27 05:13:23,201 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrierattr_getpshared [2018-10-27 05:13:23,201 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrierattr_setpshared [2018-10-27 05:13:23,201 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_key_create [2018-10-27 05:13:23,201 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_key_delete [2018-10-27 05:13:23,201 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_getspecific [2018-10-27 05:13:23,201 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setspecific [2018-10-27 05:13:23,202 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_getcpuclockid [2018-10-27 05:13:23,202 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_atfork [2018-10-27 05:13:23,202 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-10-27 05:13:23,202 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2018-10-27 05:13:23,202 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:13:23,202 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-10-27 05:13:23,202 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-10-27 05:13:23,202 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-10-27 05:13:23,202 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:13:23,202 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:13:23,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-10-27 05:13:23,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-10-27 05:13:23,204 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-10-27 05:13:23,965 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:13:23,986 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr2_#in~_.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:23,986 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr2_#in~_.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:23,987 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:23,987 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:23,988 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~_.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:23,988 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~_.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:23,988 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:23,988 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:24,038 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 05:13:24 BasicIcfg [2018-10-27 05:13:24,038 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-27 05:13:24,038 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-27 05:13:24,039 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-27 05:13:24,041 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-27 05:13:24,041 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 05:13:22" (1/3) ... [2018-10-27 05:13:24,042 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3de11112 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 05:13:24, skipping insertion in model container [2018-10-27 05:13:24,042 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:22" (2/3) ... [2018-10-27 05:13:24,042 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3de11112 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 05:13:24, skipping insertion in model container [2018-10-27 05:13:24,043 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 05:13:24" (3/3) ... [2018-10-27 05:13:24,045 INFO L112 eAbstractionObserver]: Analyzing ICFG lamport_true-unreach-call.i_BEv2 [2018-10-27 05:13:24,053 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-27 05:13:24,061 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 6 error locations. [2018-10-27 05:13:24,075 INFO L257 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2018-10-27 05:13:24,100 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-10-27 05:13:24,101 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-27 05:13:24,101 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-27 05:13:24,101 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-27 05:13:24,102 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-27 05:13:24,102 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-27 05:13:24,102 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-27 05:13:24,102 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-27 05:13:24,102 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-27 05:13:24,119 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states. [2018-10-27 05:13:24,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-27 05:13:24,125 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 05:13:24,126 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 05:13:24,128 INFO L424 AbstractCegarLoop]: === Iteration 1 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, mainErr1INUSE_VIOLATION, mainErr0INUSE_VIOLATION]=== [2018-10-27 05:13:24,132 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 05:13:24,133 INFO L82 PathProgramCache]: Analyzing trace with hash 1520148592, now seen corresponding path program 1 times [2018-10-27 05:13:24,135 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-27 05:13:24,135 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-27 05:13:24,186 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 05:13:24,187 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 05:13:24,187 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 05:13:24,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 05:13:24,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 05:13:24,272 INFO L442 BasicCegarLoop]: Counterexample might be feasible [2018-10-27 05:13:24,278 WARN L124 codingBacktranslator]: Skipped backtranslation of ATE [389] [389] L691-1-->mainErr0INUSE_VIOLATION: Formula: Thread0_thr1_inUse InVars {Thread0_thr1_inUse=Thread0_thr1_inUse} OutVars{Thread0_thr1_inUse=Thread0_thr1_inUse} AuxVars[] AssignedVars[] because there is no mapped edge [2018-10-27 05:13:24,291 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier1,QUANTIFIED] [2018-10-27 05:13:24,292 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier3,QUANTIFIED] [2018-10-27 05:13:24,293 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier4,QUANTIFIED] [2018-10-27 05:13:24,293 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier2,QUANTIFIED] [2018-10-27 05:13:24,293 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier5,QUANTIFIED] [2018-10-27 05:13:24,293 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier6,QUANTIFIED] [2018-10-27 05:13:24,293 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier9,QUANTIFIED] [2018-10-27 05:13:24,294 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier8,QUANTIFIED] [2018-10-27 05:13:24,294 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier10,QUANTIFIED] [2018-10-27 05:13:24,294 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier7,QUANTIFIED] [2018-10-27 05:13:24,294 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier12,QUANTIFIED] [2018-10-27 05:13:24,294 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier11,QUANTIFIED] [2018-10-27 05:13:24,295 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier14,QUANTIFIED] [2018-10-27 05:13:24,295 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier13,QUANTIFIED] [2018-10-27 05:13:24,295 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier16,QUANTIFIED] [2018-10-27 05:13:24,295 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier17,QUANTIFIED] [2018-10-27 05:13:24,295 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier18,QUANTIFIED] [2018-10-27 05:13:24,295 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier15,QUANTIFIED] [2018-10-27 05:13:24,296 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier21,QUANTIFIED] [2018-10-27 05:13:24,296 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier22,QUANTIFIED] [2018-10-27 05:13:24,296 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier19,QUANTIFIED] [2018-10-27 05:13:24,296 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier23,QUANTIFIED] [2018-10-27 05:13:24,296 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier20,QUANTIFIED] [2018-10-27 05:13:24,296 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier24,QUANTIFIED] [2018-10-27 05:13:24,297 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier26,QUANTIFIED] [2018-10-27 05:13:24,302 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier27,QUANTIFIED] [2018-10-27 05:13:24,302 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier29,QUANTIFIED] [2018-10-27 05:13:24,302 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier28,QUANTIFIED] [2018-10-27 05:13:24,303 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier30,QUANTIFIED] [2018-10-27 05:13:24,303 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier25,QUANTIFIED] [2018-10-27 05:13:24,303 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier36,QUANTIFIED] [2018-10-27 05:13:24,303 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier33,QUANTIFIED] [2018-10-27 05:13:24,305 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier35,QUANTIFIED] [2018-10-27 05:13:24,305 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier34,QUANTIFIED] [2018-10-27 05:13:24,305 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier31,QUANTIFIED] [2018-10-27 05:13:24,306 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier32,QUANTIFIED] [2018-10-27 05:13:24,306 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier37,QUANTIFIED] [2018-10-27 05:13:24,306 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier42,QUANTIFIED] [2018-10-27 05:13:24,306 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier41,QUANTIFIED] [2018-10-27 05:13:24,306 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier40,QUANTIFIED] [2018-10-27 05:13:24,307 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier38,QUANTIFIED] [2018-10-27 05:13:24,307 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier39,QUANTIFIED] [2018-10-27 05:13:24,307 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier45,QUANTIFIED] [2018-10-27 05:13:24,307 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier44,QUANTIFIED] [2018-10-27 05:13:24,307 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier46,QUANTIFIED] [2018-10-27 05:13:24,307 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier43,QUANTIFIED] [2018-10-27 05:13:24,308 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier47,QUANTIFIED] [2018-10-27 05:13:24,308 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier48,QUANTIFIED] [2018-10-27 05:13:24,308 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier51,QUANTIFIED] [2018-10-27 05:13:24,308 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier50,QUANTIFIED] [2018-10-27 05:13:24,308 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier49,QUANTIFIED] [2018-10-27 05:13:24,308 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier54,QUANTIFIED] [2018-10-27 05:13:24,309 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier52,QUANTIFIED] [2018-10-27 05:13:24,309 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier53,QUANTIFIED] [2018-10-27 05:13:24,316 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier60,QUANTIFIED] [2018-10-27 05:13:24,316 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier55,QUANTIFIED] [2018-10-27 05:13:24,316 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier56,QUANTIFIED] [2018-10-27 05:13:24,316 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier58,QUANTIFIED] [2018-10-27 05:13:24,316 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier57,QUANTIFIED] [2018-10-27 05:13:24,317 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier59,QUANTIFIED] [2018-10-27 05:13:24,317 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier66,QUANTIFIED] [2018-10-27 05:13:24,317 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier61,QUANTIFIED] [2018-10-27 05:13:24,317 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier62,QUANTIFIED] [2018-10-27 05:13:24,317 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier65,QUANTIFIED] [2018-10-27 05:13:24,317 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier64,QUANTIFIED] [2018-10-27 05:13:24,318 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier63,QUANTIFIED] [2018-10-27 05:13:24,318 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier70,QUANTIFIED] [2018-10-27 05:13:24,318 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier69,QUANTIFIED] [2018-10-27 05:13:24,318 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier68,QUANTIFIED] [2018-10-27 05:13:24,318 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier72,QUANTIFIED] [2018-10-27 05:13:24,318 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier67,QUANTIFIED] [2018-10-27 05:13:24,319 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier71,QUANTIFIED] [2018-10-27 05:13:24,335 INFO L285 ceAbstractionStarter]: Did not count any witness invariants because Icfg is not BoogieIcfg [2018-10-27 05:13:24,338 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.10 05:13:24 BasicIcfg [2018-10-27 05:13:24,339 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-27 05:13:24,340 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-27 05:13:24,341 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-27 05:13:24,341 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-27 05:13:24,342 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 05:13:24" (3/4) ... [2018-10-27 05:13:24,345 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-10-27 05:13:24,347 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.witnessprinter has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.witnessprinter.WitnessPrinter.generateReachabilityCounterexampleWitness(WitnessPrinter.java:177) at de.uni_freiburg.informatik.ultimate.witnessprinter.WitnessPrinter.finish(WitnessPrinter.java:139) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:131) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:13:24,352 INFO L168 Benchmark]: Toolchain (without parser) took 1762.39 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.2 MB). Free memory was 955.8 MB in the beginning and 1.1 GB in the end (delta: -111.0 MB). Peak memory consumption was 44.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:24,355 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:13:24,355 INFO L168 Benchmark]: CACSL2BoogieTranslator took 390.81 ms. Allocated memory is still 1.0 GB. Free memory was 955.8 MB in the beginning and 923.6 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:24,357 INFO L168 Benchmark]: Boogie Preprocessor took 122.71 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.2 MB). Free memory was 923.6 MB in the beginning and 1.2 GB in the end (delta: -230.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:24,358 INFO L168 Benchmark]: RCFGBuilder took 932.43 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 65.4 MB). Peak memory consumption was 65.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:24,359 INFO L168 Benchmark]: TraceAbstraction took 301.71 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: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:24,360 INFO L168 Benchmark]: Witness Printer took 11.30 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:13:24,363 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 390.81 ms. Allocated memory is still 1.0 GB. Free memory was 955.8 MB in the beginning and 923.6 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 122.71 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.2 MB). Free memory was 923.6 MB in the beginning and 1.2 GB in the end (delta: -230.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 932.43 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 65.4 MB). Peak memory consumption was 65.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 301.71 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: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Witness Printer took 11.30 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier9,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier16,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier17,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier18,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier21,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier22,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier23,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier24,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier26,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier29,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier30,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier36,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier33,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier32,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier37,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier42,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier41,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier40,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier38,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier39,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier45,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier44,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier46,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier47,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier48,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier51,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier50,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier49,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier52,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier53,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier60,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier55,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier56,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier58,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier57,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier59,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier66,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier61,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier62,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier65,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier64,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier63,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier70,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier69,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier68,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier72,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier67,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier71,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 690]: assertion can be violated assertion can be violated We found a FailurePath: [L635] int x, y; VAL [\old(b1)=8, \old(b2)=15, \old(x)=10, \old(X)=9, \old(y)=17, b1=8, b2=15, freshIdentifier25=12, freshIdentifier26=11, freshIdentifier27=6, freshIdentifier28=7, freshIdentifier29=0, freshIdentifier30=1, X=9, x=0, y=0] [L636] int b1, b2; VAL [\old(b1)=8, \old(b2)=15, \old(X)=9, \old(x)=10, \old(y)=17, b1=0, b2=0, freshIdentifier37=12, freshIdentifier38=11, freshIdentifier39=6, freshIdentifier40=7, freshIdentifier41=0, freshIdentifier42=1, x=0, X=9, y=0] [L637] int X; VAL [\old(b1)=8, \old(b2)=15, \old(x)=10, \old(X)=9, \old(y)=17, b1=0, b2=0, freshIdentifier43=12, freshIdentifier44=11, freshIdentifier45=6, freshIdentifier46=7, freshIdentifier47=0, freshIdentifier48=1, X=0, x=0, y=0] [L691] FCALL pthread_t t1, t2; VAL [\old(b1)=0, \old(b2)=0, \old(X)=0, \old(x)=0, \old(y)=0, b1=0, b2=0, freshIdentifier67=12, freshIdentifier68=11, freshIdentifier69=6, freshIdentifier70=7, freshIdentifier71=0, freshIdentifier72=1, t1={16:0}, t2={14:0}, X=0, x=0, y=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 7 procedures, 138 locations, 6 error locations. UNSAFE Result, 0.2s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=86occurred in iteration=0, 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: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 14 NumberOfCodeBlocks, 14 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available * Results from de.uni_freiburg.informatik.ultimate.witnessprinter: - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.witnessprinter: NullPointerException: null: de.uni_freiburg.informatik.ultimate.witnessprinter.WitnessPrinter.generateReachabilityCounterexampleWitness(WitnessPrinter.java:177) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-10-27 05:13:26,197 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:13:26,199 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:13:26,210 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:13:26,211 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:13:26,213 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:13:26,215 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:13:26,217 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:13:26,219 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:13:26,220 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:13:26,222 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:13:26,222 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:13:26,223 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:13:26,224 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:13:26,224 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:13:26,225 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:13:26,225 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:13:26,227 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:13:26,228 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:13:26,236 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:13:26,237 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:13:26,239 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:13:26,241 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:13:26,244 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:13:26,245 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:13:26,245 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:13:26,246 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:13:26,247 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:13:26,247 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:13:26,248 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:13:26,248 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:13:26,248 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:13:26,248 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:13:26,249 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:13:26,252 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:13:26,253 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:13:26,254 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ad85c1ab-e04a-44c8-b1a0-766c516989de/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-10-27 05:13:26,264 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:13:26,264 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:13:26,265 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:13:26,265 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-27 05:13:26,266 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-27 05:13:26,266 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-27 05:13:26,266 INFO L133 SettingsManager]: * Use SBE=true [2018-10-27 05:13:26,266 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:13:26,266 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:13:26,266 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:13:26,266 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:13:26,267 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:13:26,267 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:13:26,267 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:13:26,267 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-27 05:13:26,267 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-27 05:13:26,267 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:13:26,267 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:13:26,267 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:13:26,268 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:13:26,268 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:13:26,268 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:13:26,268 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:13:26,268 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:13:26,268 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:13:26,268 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:13:26,269 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:13:26,269 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-10-27 05:13:26,271 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:13:26,271 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-27 05:13:26,271 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-27 05:13:26,271 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_ad85c1ab-e04a-44c8-b1a0-766c516989de/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 -> 66ad1ff9e8f4055d6bc44dc751cea83862f50a74 [2018-10-27 05:13:26,303 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:13:26,312 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:13:26,315 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:13:26,316 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:13:26,317 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:13:26,317 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ad85c1ab-e04a-44c8-b1a0-766c516989de/bin-2019/uautomizer/../../sv-benchmarks/c/pthread-atomic/lamport_true-unreach-call.i [2018-10-27 05:13:26,357 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ad85c1ab-e04a-44c8-b1a0-766c516989de/bin-2019/uautomizer/data/86a229d30/877368be02ea4622bfcd3d2c51089fb2/FLAG1aea657bc [2018-10-27 05:13:26,802 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:13:26,803 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ad85c1ab-e04a-44c8-b1a0-766c516989de/sv-benchmarks/c/pthread-atomic/lamport_true-unreach-call.i [2018-10-27 05:13:26,812 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ad85c1ab-e04a-44c8-b1a0-766c516989de/bin-2019/uautomizer/data/86a229d30/877368be02ea4622bfcd3d2c51089fb2/FLAG1aea657bc [2018-10-27 05:13:26,824 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ad85c1ab-e04a-44c8-b1a0-766c516989de/bin-2019/uautomizer/data/86a229d30/877368be02ea4622bfcd3d2c51089fb2 [2018-10-27 05:13:26,827 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:13:26,829 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-10-27 05:13:26,830 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:13:26,830 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:13:26,836 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:13:26,837 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:13:26" (1/1) ... [2018-10-27 05:13:26,840 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f9d3f65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:26, skipping insertion in model container [2018-10-27 05:13:26,840 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:13:26" (1/1) ... [2018-10-27 05:13:26,850 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:13:26,896 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:13:27,213 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:13:27,218 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:13:27,266 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:13:27,335 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:13:27,336 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:27 WrapperNode [2018-10-27 05:13:27,336 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:13:27,336 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:13:27,336 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:13:27,337 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:13:27,347 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:27" (1/1) ... [2018-10-27 05:13:27,347 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:27" (1/1) ... [2018-10-27 05:13:27,360 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:27" (1/1) ... [2018-10-27 05:13:27,361 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:27" (1/1) ... [2018-10-27 05:13:27,377 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:27" (1/1) ... [2018-10-27 05:13:27,383 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:27" (1/1) ... [2018-10-27 05:13:27,387 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:27" (1/1) ... [2018-10-27 05:13:27,394 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:13:27,395 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:13:27,395 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:13:27,395 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:13:27,396 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:27" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ad85c1ab-e04a-44c8-b1a0-766c516989de/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 [2018-10-27 05:13:27,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:13:27,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:13:27,528 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-10-27 05:13:27,528 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2018-10-27 05:13:27,528 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:13:27,528 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-10-27 05:13:27,528 INFO L130 BoogieDeclarations]: Found specification of procedure __sched_cpucount [2018-10-27 05:13:27,528 INFO L130 BoogieDeclarations]: Found specification of procedure __sched_cpualloc [2018-10-27 05:13:27,528 INFO L130 BoogieDeclarations]: Found specification of procedure __sched_cpufree [2018-10-27 05:13:27,529 INFO L130 BoogieDeclarations]: Found specification of procedure sched_setparam [2018-10-27 05:13:27,529 INFO L130 BoogieDeclarations]: Found specification of procedure sched_getparam [2018-10-27 05:13:27,529 INFO L130 BoogieDeclarations]: Found specification of procedure sched_setscheduler [2018-10-27 05:13:27,529 INFO L130 BoogieDeclarations]: Found specification of procedure sched_getscheduler [2018-10-27 05:13:27,529 INFO L130 BoogieDeclarations]: Found specification of procedure sched_yield [2018-10-27 05:13:27,529 INFO L130 BoogieDeclarations]: Found specification of procedure sched_get_priority_max [2018-10-27 05:13:27,529 INFO L130 BoogieDeclarations]: Found specification of procedure sched_get_priority_min [2018-10-27 05:13:27,529 INFO L130 BoogieDeclarations]: Found specification of procedure sched_rr_get_interval [2018-10-27 05:13:27,529 INFO L130 BoogieDeclarations]: Found specification of procedure clock [2018-10-27 05:13:27,531 INFO L130 BoogieDeclarations]: Found specification of procedure time [2018-10-27 05:13:27,532 INFO L130 BoogieDeclarations]: Found specification of procedure difftime [2018-10-27 05:13:27,532 INFO L130 BoogieDeclarations]: Found specification of procedure mktime [2018-10-27 05:13:27,532 INFO L130 BoogieDeclarations]: Found specification of procedure strftime [2018-10-27 05:13:27,532 INFO L130 BoogieDeclarations]: Found specification of procedure strftime_l [2018-10-27 05:13:27,532 INFO L130 BoogieDeclarations]: Found specification of procedure gmtime [2018-10-27 05:13:27,532 INFO L130 BoogieDeclarations]: Found specification of procedure localtime [2018-10-27 05:13:27,532 INFO L130 BoogieDeclarations]: Found specification of procedure gmtime_r [2018-10-27 05:13:27,532 INFO L130 BoogieDeclarations]: Found specification of procedure localtime_r [2018-10-27 05:13:27,533 INFO L130 BoogieDeclarations]: Found specification of procedure asctime [2018-10-27 05:13:27,533 INFO L130 BoogieDeclarations]: Found specification of procedure ctime [2018-10-27 05:13:27,533 INFO L130 BoogieDeclarations]: Found specification of procedure asctime_r [2018-10-27 05:13:27,533 INFO L130 BoogieDeclarations]: Found specification of procedure ctime_r [2018-10-27 05:13:27,534 INFO L130 BoogieDeclarations]: Found specification of procedure tzset [2018-10-27 05:13:27,535 INFO L130 BoogieDeclarations]: Found specification of procedure stime [2018-10-27 05:13:27,535 INFO L130 BoogieDeclarations]: Found specification of procedure timegm [2018-10-27 05:13:27,535 INFO L130 BoogieDeclarations]: Found specification of procedure timelocal [2018-10-27 05:13:27,535 INFO L130 BoogieDeclarations]: Found specification of procedure dysize [2018-10-27 05:13:27,535 INFO L130 BoogieDeclarations]: Found specification of procedure nanosleep [2018-10-27 05:13:27,536 INFO L130 BoogieDeclarations]: Found specification of procedure clock_getres [2018-10-27 05:13:27,536 INFO L130 BoogieDeclarations]: Found specification of procedure clock_gettime [2018-10-27 05:13:27,536 INFO L130 BoogieDeclarations]: Found specification of procedure clock_settime [2018-10-27 05:13:27,536 INFO L130 BoogieDeclarations]: Found specification of procedure clock_nanosleep [2018-10-27 05:13:27,536 INFO L130 BoogieDeclarations]: Found specification of procedure clock_getcpuclockid [2018-10-27 05:13:27,536 INFO L130 BoogieDeclarations]: Found specification of procedure timer_create [2018-10-27 05:13:27,536 INFO L130 BoogieDeclarations]: Found specification of procedure timer_delete [2018-10-27 05:13:27,536 INFO L130 BoogieDeclarations]: Found specification of procedure timer_settime [2018-10-27 05:13:27,536 INFO L130 BoogieDeclarations]: Found specification of procedure timer_gettime [2018-10-27 05:13:27,537 INFO L130 BoogieDeclarations]: Found specification of procedure timer_getoverrun [2018-10-27 05:13:27,537 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_create [2018-10-27 05:13:27,537 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_exit [2018-10-27 05:13:27,537 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_join [2018-10-27 05:13:27,537 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_detach [2018-10-27 05:13:27,537 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_self [2018-10-27 05:13:27,537 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_equal [2018-10-27 05:13:27,537 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_init [2018-10-27 05:13:27,537 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_destroy [2018-10-27 05:13:27,537 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getdetachstate [2018-10-27 05:13:27,538 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setdetachstate [2018-10-27 05:13:27,538 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getguardsize [2018-10-27 05:13:27,538 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setguardsize [2018-10-27 05:13:27,538 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getschedparam [2018-10-27 05:13:27,538 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setschedparam [2018-10-27 05:13:27,538 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getschedpolicy [2018-10-27 05:13:27,538 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setschedpolicy [2018-10-27 05:13:27,538 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getinheritsched [2018-10-27 05:13:27,538 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setinheritsched [2018-10-27 05:13:27,538 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getscope [2018-10-27 05:13:27,539 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setscope [2018-10-27 05:13:27,539 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getstackaddr [2018-10-27 05:13:27,539 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setstackaddr [2018-10-27 05:13:27,539 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getstacksize [2018-10-27 05:13:27,539 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setstacksize [2018-10-27 05:13:27,539 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getstack [2018-10-27 05:13:27,539 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setstack [2018-10-27 05:13:27,539 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setschedparam [2018-10-27 05:13:27,539 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_getschedparam [2018-10-27 05:13:27,540 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setschedprio [2018-10-27 05:13:27,540 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_once [2018-10-27 05:13:27,540 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setcancelstate [2018-10-27 05:13:27,540 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setcanceltype [2018-10-27 05:13:27,540 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cancel [2018-10-27 05:13:27,540 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_testcancel [2018-10-27 05:13:27,540 INFO L130 BoogieDeclarations]: Found specification of procedure __pthread_register_cancel [2018-10-27 05:13:27,540 INFO L130 BoogieDeclarations]: Found specification of procedure __pthread_unregister_cancel [2018-10-27 05:13:27,540 INFO L130 BoogieDeclarations]: Found specification of procedure __pthread_unwind_next [2018-10-27 05:13:27,541 INFO L130 BoogieDeclarations]: Found specification of procedure __sigsetjmp [2018-10-27 05:13:27,541 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_init [2018-10-27 05:13:27,541 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_destroy [2018-10-27 05:13:27,541 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_trylock [2018-10-27 05:13:27,541 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_lock [2018-10-27 05:13:27,541 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_timedlock [2018-10-27 05:13:27,541 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_unlock [2018-10-27 05:13:27,541 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_getprioceiling [2018-10-27 05:13:27,541 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_setprioceiling [2018-10-27 05:13:27,541 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_consistent [2018-10-27 05:13:27,541 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_init [2018-10-27 05:13:27,542 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_destroy [2018-10-27 05:13:27,542 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_getpshared [2018-10-27 05:13:27,542 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_setpshared [2018-10-27 05:13:27,542 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_gettype [2018-10-27 05:13:27,542 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_settype [2018-10-27 05:13:27,542 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_getprotocol [2018-10-27 05:13:27,542 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_setprotocol [2018-10-27 05:13:27,542 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_getprioceiling [2018-10-27 05:13:27,542 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_setprioceiling [2018-10-27 05:13:27,542 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_getrobust [2018-10-27 05:13:27,543 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_setrobust [2018-10-27 05:13:27,543 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_init [2018-10-27 05:13:27,543 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_destroy [2018-10-27 05:13:27,543 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_rdlock [2018-10-27 05:13:27,543 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_tryrdlock [2018-10-27 05:13:27,543 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_timedrdlock [2018-10-27 05:13:27,543 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_wrlock [2018-10-27 05:13:27,543 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_trywrlock [2018-10-27 05:13:27,543 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_timedwrlock [2018-10-27 05:13:27,543 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_unlock [2018-10-27 05:13:27,543 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_init [2018-10-27 05:13:27,544 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_destroy [2018-10-27 05:13:27,544 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_getpshared [2018-10-27 05:13:27,544 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_setpshared [2018-10-27 05:13:27,544 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_getkind_np [2018-10-27 05:13:27,544 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_setkind_np [2018-10-27 05:13:27,544 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_init [2018-10-27 05:13:27,544 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_destroy [2018-10-27 05:13:27,544 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_signal [2018-10-27 05:13:27,544 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_broadcast [2018-10-27 05:13:27,544 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_wait [2018-10-27 05:13:27,544 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_timedwait [2018-10-27 05:13:27,545 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_init [2018-10-27 05:13:27,545 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_destroy [2018-10-27 05:13:27,545 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_getpshared [2018-10-27 05:13:27,545 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_setpshared [2018-10-27 05:13:27,545 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_getclock [2018-10-27 05:13:27,545 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_setclock [2018-10-27 05:13:27,545 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_init [2018-10-27 05:13:27,545 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_destroy [2018-10-27 05:13:27,545 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_lock [2018-10-27 05:13:27,545 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_trylock [2018-10-27 05:13:27,546 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_unlock [2018-10-27 05:13:27,546 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrier_init [2018-10-27 05:13:27,546 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrier_destroy [2018-10-27 05:13:27,548 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrier_wait [2018-10-27 05:13:27,548 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrierattr_init [2018-10-27 05:13:27,548 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrierattr_destroy [2018-10-27 05:13:27,548 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrierattr_getpshared [2018-10-27 05:13:27,548 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrierattr_setpshared [2018-10-27 05:13:27,548 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_key_create [2018-10-27 05:13:27,548 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_key_delete [2018-10-27 05:13:27,548 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_getspecific [2018-10-27 05:13:27,548 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setspecific [2018-10-27 05:13:27,549 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_getcpuclockid [2018-10-27 05:13:27,549 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_atfork [2018-10-27 05:13:27,549 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-10-27 05:13:27,549 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2018-10-27 05:13:27,549 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:13:27,549 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-10-27 05:13:27,549 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-10-27 05:13:27,549 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-10-27 05:13:27,549 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:13:27,550 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:13:27,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2018-10-27 05:13:27,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-10-27 05:13:27,551 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-10-27 05:13:28,147 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:13:28,168 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr2_#in~_.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:28,168 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr2_#in~_.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:28,169 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:28,169 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:28,170 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~_.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:28,170 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~_.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:28,171 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:28,171 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:28,247 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 05:13:28 BasicIcfg [2018-10-27 05:13:28,247 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-27 05:13:28,248 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-27 05:13:28,248 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-27 05:13:28,250 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-27 05:13:28,251 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 05:13:26" (1/3) ... [2018-10-27 05:13:28,251 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c7affe7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 05:13:28, skipping insertion in model container [2018-10-27 05:13:28,251 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:27" (2/3) ... [2018-10-27 05:13:28,252 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c7affe7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 05:13:28, skipping insertion in model container [2018-10-27 05:13:28,252 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 05:13:28" (3/3) ... [2018-10-27 05:13:28,254 INFO L112 eAbstractionObserver]: Analyzing ICFG lamport_true-unreach-call.i_BEv2 [2018-10-27 05:13:28,262 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-27 05:13:28,273 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 6 error locations. [2018-10-27 05:13:28,288 INFO L257 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2018-10-27 05:13:28,313 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-10-27 05:13:28,313 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-27 05:13:28,313 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-27 05:13:28,313 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-27 05:13:28,313 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-27 05:13:28,314 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-27 05:13:28,314 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-27 05:13:28,314 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-27 05:13:28,314 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-27 05:13:28,328 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states. [2018-10-27 05:13:28,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-27 05:13:28,333 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 05:13:28,334 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 05:13:28,336 INFO L424 AbstractCegarLoop]: === Iteration 1 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, mainErr1INUSE_VIOLATION, mainErr0INUSE_VIOLATION]=== [2018-10-27 05:13:28,340 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 05:13:28,340 INFO L82 PathProgramCache]: Analyzing trace with hash 1520148592, now seen corresponding path program 1 times [2018-10-27 05:13:28,344 INFO L225 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-10-27 05:13:28,345 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ad85c1ab-e04a-44c8-b1a0-766c516989de/bin-2019/uautomizer/cvc4nyu Starting monitored process 2 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-10-27 05:13:28,365 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 05:13:28,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 05:13:28,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 05:13:28,479 INFO L442 BasicCegarLoop]: Counterexample might be feasible [2018-10-27 05:13:28,485 WARN L124 codingBacktranslator]: Skipped backtranslation of ATE [389] [389] L691-1-->mainErr0INUSE_VIOLATION: Formula: Thread0_thr1_inUse InVars {Thread0_thr1_inUse=Thread0_thr1_inUse} OutVars{Thread0_thr1_inUse=Thread0_thr1_inUse} AuxVars[] AssignedVars[] because there is no mapped edge [2018-10-27 05:13:28,495 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier1,QUANTIFIED] [2018-10-27 05:13:28,496 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier6,QUANTIFIED] [2018-10-27 05:13:28,497 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier4,QUANTIFIED] [2018-10-27 05:13:28,497 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier2,QUANTIFIED] [2018-10-27 05:13:28,497 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier5,QUANTIFIED] [2018-10-27 05:13:28,497 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier3,QUANTIFIED] [2018-10-27 05:13:28,498 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier7,QUANTIFIED] [2018-10-27 05:13:28,498 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier8,QUANTIFIED] [2018-10-27 05:13:28,498 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier9,QUANTIFIED] [2018-10-27 05:13:28,498 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier10,QUANTIFIED] [2018-10-27 05:13:28,498 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier12,QUANTIFIED] [2018-10-27 05:13:28,499 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier11,QUANTIFIED] [2018-10-27 05:13:28,499 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier18,QUANTIFIED] [2018-10-27 05:13:28,499 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier15,QUANTIFIED] [2018-10-27 05:13:28,499 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier14,QUANTIFIED] [2018-10-27 05:13:28,499 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier16,QUANTIFIED] [2018-10-27 05:13:28,500 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier13,QUANTIFIED] [2018-10-27 05:13:28,500 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier17,QUANTIFIED] [2018-10-27 05:13:28,500 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier24,QUANTIFIED] [2018-10-27 05:13:28,500 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier20,QUANTIFIED] [2018-10-27 05:13:28,501 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier23,QUANTIFIED] [2018-10-27 05:13:28,501 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier19,QUANTIFIED] [2018-10-27 05:13:28,501 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier22,QUANTIFIED] [2018-10-27 05:13:28,501 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier21,QUANTIFIED] [2018-10-27 05:13:28,502 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier25,QUANTIFIED] [2018-10-27 05:13:28,502 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier27,QUANTIFIED] [2018-10-27 05:13:28,502 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier26,QUANTIFIED] [2018-10-27 05:13:28,502 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier30,QUANTIFIED] [2018-10-27 05:13:28,502 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier28,QUANTIFIED] [2018-10-27 05:13:28,503 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier29,QUANTIFIED] [2018-10-27 05:13:28,503 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier34,QUANTIFIED] [2018-10-27 05:13:28,503 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier36,QUANTIFIED] [2018-10-27 05:13:28,503 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier33,QUANTIFIED] [2018-10-27 05:13:28,503 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier31,QUANTIFIED] [2018-10-27 05:13:28,504 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier32,QUANTIFIED] [2018-10-27 05:13:28,504 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier35,QUANTIFIED] [2018-10-27 05:13:28,504 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier40,QUANTIFIED] [2018-10-27 05:13:28,504 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier41,QUANTIFIED] [2018-10-27 05:13:28,505 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier42,QUANTIFIED] [2018-10-27 05:13:28,505 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier38,QUANTIFIED] [2018-10-27 05:13:28,505 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier39,QUANTIFIED] [2018-10-27 05:13:28,505 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier37,QUANTIFIED] [2018-10-27 05:13:28,505 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier44,QUANTIFIED] [2018-10-27 05:13:28,506 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier45,QUANTIFIED] [2018-10-27 05:13:28,506 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier43,QUANTIFIED] [2018-10-27 05:13:28,506 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier47,QUANTIFIED] [2018-10-27 05:13:28,506 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier48,QUANTIFIED] [2018-10-27 05:13:28,506 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier46,QUANTIFIED] [2018-10-27 05:13:28,507 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier50,QUANTIFIED] [2018-10-27 05:13:28,507 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier52,QUANTIFIED] [2018-10-27 05:13:28,507 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier51,QUANTIFIED] [2018-10-27 05:13:28,508 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier49,QUANTIFIED] [2018-10-27 05:13:28,508 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier53,QUANTIFIED] [2018-10-27 05:13:28,508 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier54,QUANTIFIED] [2018-10-27 05:13:28,508 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier58,QUANTIFIED] [2018-10-27 05:13:28,508 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier55,QUANTIFIED] [2018-10-27 05:13:28,509 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier60,QUANTIFIED] [2018-10-27 05:13:28,513 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier57,QUANTIFIED] [2018-10-27 05:13:28,513 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier59,QUANTIFIED] [2018-10-27 05:13:28,514 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier56,QUANTIFIED] [2018-10-27 05:13:28,514 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier62,QUANTIFIED] [2018-10-27 05:13:28,514 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier66,QUANTIFIED] [2018-10-27 05:13:28,514 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier63,QUANTIFIED] [2018-10-27 05:13:28,514 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier61,QUANTIFIED] [2018-10-27 05:13:28,515 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier65,QUANTIFIED] [2018-10-27 05:13:28,515 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier64,QUANTIFIED] [2018-10-27 05:13:28,515 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier72,QUANTIFIED] [2018-10-27 05:13:28,515 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier68,QUANTIFIED] [2018-10-27 05:13:28,515 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier69,QUANTIFIED] [2018-10-27 05:13:28,516 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier67,QUANTIFIED] [2018-10-27 05:13:28,516 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier70,QUANTIFIED] [2018-10-27 05:13:28,516 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier71,QUANTIFIED] [2018-10-27 05:13:28,542 INFO L285 ceAbstractionStarter]: Did not count any witness invariants because Icfg is not BoogieIcfg [2018-10-27 05:13:28,546 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.10 05:13:28 BasicIcfg [2018-10-27 05:13:28,548 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-27 05:13:28,549 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-27 05:13:28,549 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-27 05:13:28,549 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-27 05:13:28,550 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 05:13:28" (3/4) ... [2018-10-27 05:13:28,552 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-10-27 05:13:28,553 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.witnessprinter has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.witnessprinter.WitnessPrinter.generateReachabilityCounterexampleWitness(WitnessPrinter.java:177) at de.uni_freiburg.informatik.ultimate.witnessprinter.WitnessPrinter.finish(WitnessPrinter.java:139) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:131) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:13:28,558 INFO L168 Benchmark]: Toolchain (without parser) took 1730.45 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 197.1 MB). Free memory was 947.9 MB in the beginning and 1.1 GB in the end (delta: -143.7 MB). Peak memory consumption was 53.5 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:28,561 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:13:28,561 INFO L168 Benchmark]: CACSL2BoogieTranslator took 505.88 ms. Allocated memory is still 1.0 GB. Free memory was 947.9 MB in the beginning and 921.0 MB in the end (delta: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:28,562 INFO L168 Benchmark]: Boogie Preprocessor took 58.32 ms. Allocated memory is still 1.0 GB. Free memory was 921.0 MB in the beginning and 915.7 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:28,563 INFO L168 Benchmark]: RCFGBuilder took 852.48 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 197.1 MB). Free memory was 915.7 MB in the beginning and 1.1 GB in the end (delta: -213.2 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:28,564 INFO L168 Benchmark]: TraceAbstraction took 300.25 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: 37.3 MB). Peak memory consumption was 37.3 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:28,565 INFO L168 Benchmark]: Witness Printer took 8.43 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:13:28,568 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 505.88 ms. Allocated memory is still 1.0 GB. Free memory was 947.9 MB in the beginning and 921.0 MB in the end (delta: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 58.32 ms. Allocated memory is still 1.0 GB. Free memory was 921.0 MB in the beginning and 915.7 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 852.48 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 197.1 MB). Free memory was 915.7 MB in the beginning and 1.1 GB in the end (delta: -213.2 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 300.25 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: 37.3 MB). Peak memory consumption was 37.3 MB. Max. memory is 11.5 GB. * Witness Printer took 8.43 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier9,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier18,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier16,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier17,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier24,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier23,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier22,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier21,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier26,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier30,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier29,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier36,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier33,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier32,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier40,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier41,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier42,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier38,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier39,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier37,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier44,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier45,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier47,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier48,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier46,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier50,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier52,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier51,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier49,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier53,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier58,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier55,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier60,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier57,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier59,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier56,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier62,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier66,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier63,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier61,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier65,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier64,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier72,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier68,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier69,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier67,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier70,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier71,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 690]: assertion can be violated assertion can be violated We found a FailurePath: [L635] int x, y; VAL [\old(b1)=8, \old(b2)=10, \old(x)=15, \old(X)=14, \old(y)=13, b1=8, b2=10, freshIdentifier25=11, freshIdentifier26=12, freshIdentifier27=5, freshIdentifier28=7, freshIdentifier29=0, freshIdentifier30=1, x=0, X=14, y=0] [L636] int b1, b2; VAL [\old(b1)=8, \old(b2)=10, \old(x)=15, \old(X)=14, \old(y)=13, b1=0, b2=0, freshIdentifier37=11, freshIdentifier38=12, freshIdentifier39=5, freshIdentifier40=7, freshIdentifier41=0, freshIdentifier42=1, x=0, X=14, y=0] [L637] int X; VAL [\old(b1)=8, \old(b2)=10, \old(x)=15, \old(X)=14, \old(y)=13, b1=0, b2=0, freshIdentifier43=11, freshIdentifier44=12, freshIdentifier45=5, freshIdentifier46=7, freshIdentifier47=0, freshIdentifier48=1, X=0, x=0, y=0] [L691] FCALL pthread_t t1, t2; VAL [\old(b1)=0, \old(b2)=0, \old(x)=0, \old(X)=0, \old(y)=0, b1=0, b2=0, freshIdentifier67=11, freshIdentifier68=12, freshIdentifier69=5, freshIdentifier70=7, freshIdentifier71=0, freshIdentifier72=1, t1={16:0}, t2={17:0}, x=0, X=0, y=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 7 procedures, 138 locations, 6 error locations. UNSAFE Result, 0.2s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=86occurred in iteration=0, 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: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 14 NumberOfCodeBlocks, 14 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available * Results from de.uni_freiburg.informatik.ultimate.witnessprinter: - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.witnessprinter: NullPointerException: null: de.uni_freiburg.informatik.ultimate.witnessprinter.WitnessPrinter.generateReachabilityCounterexampleWitness(WitnessPrinter.java:177) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...