./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-ext/45_monabsex1_vs_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_90d9a536-a8ca-4df9-ab25-ab16cc567d39/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_90d9a536-a8ca-4df9-ab25-ab16cc567d39/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_90d9a536-a8ca-4df9-ab25-ab16cc567d39/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_90d9a536-a8ca-4df9-ab25-ab16cc567d39/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-ext/45_monabsex1_vs_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_90d9a536-a8ca-4df9-ab25-ab16cc567d39/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_90d9a536-a8ca-4df9-ab25-ab16cc567d39/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 1f35ad4d09cb4c3ad48b10367557e960abcdf91a ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_90d9a536-a8ca-4df9-ab25-ab16cc567d39/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_90d9a536-a8ca-4df9-ab25-ab16cc567d39/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_90d9a536-a8ca-4df9-ab25-ab16cc567d39/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_90d9a536-a8ca-4df9-ab25-ab16cc567d39/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-ext/45_monabsex1_vs_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_90d9a536-a8ca-4df9-ab25-ab16cc567d39/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_90d9a536-a8ca-4df9-ab25-ab16cc567d39/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 1f35ad4d09cb4c3ad48b10367557e960abcdf91a ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 05:09:27,867 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:09:27,869 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:09:27,882 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:09:27,883 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:09:27,884 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:09:27,887 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:09:27,889 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:09:27,892 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:09:27,894 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:09:27,896 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:09:27,896 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:09:27,898 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:09:27,900 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:09:27,908 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:09:27,908 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:09:27,909 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:09:27,910 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:09:27,912 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:09:27,913 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:09:27,917 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:09:27,919 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:09:27,922 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:09:27,925 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:09:27,926 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:09:27,926 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:09:27,927 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:09:27,928 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:09:27,929 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:09:27,932 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:09:27,932 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:09:27,933 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:09:27,933 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:09:27,933 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:09:27,934 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:09:27,935 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:09:27,935 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_90d9a536-a8ca-4df9-ab25-ab16cc567d39/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-10-27 05:09:27,955 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:09:27,955 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:09:27,956 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:09:27,957 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-27 05:09:27,958 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-27 05:09:27,959 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-27 05:09:27,959 INFO L133 SettingsManager]: * Use SBE=true [2018-10-27 05:09:27,960 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:09:27,960 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:09:27,960 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 05:09:27,960 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:09:27,960 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:09:27,960 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:09:27,961 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:09:27,961 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:09:27,961 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:09:27,961 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:09:27,961 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:09:27,961 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:09:27,962 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:09:27,962 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:09:27,962 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:09:27,962 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:09:27,962 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:09:27,962 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:09:27,963 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:09:27,963 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-10-27 05:09:27,963 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:09:27,963 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 05:09:27,963 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_90d9a536-a8ca-4df9-ab25-ab16cc567d39/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 -> 1f35ad4d09cb4c3ad48b10367557e960abcdf91a [2018-10-27 05:09:28,008 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:09:28,019 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:09:28,026 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:09:28,027 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:09:28,027 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:09:28,028 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_90d9a536-a8ca-4df9-ab25-ab16cc567d39/bin-2019/uautomizer/../../sv-benchmarks/c/pthread-ext/45_monabsex1_vs_true-unreach-call.i [2018-10-27 05:09:28,087 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_90d9a536-a8ca-4df9-ab25-ab16cc567d39/bin-2019/uautomizer/data/c3ddbad59/0e548d5cea75472b86e2d97e21300c93/FLAGb967e567c [2018-10-27 05:09:28,566 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:09:28,568 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_90d9a536-a8ca-4df9-ab25-ab16cc567d39/sv-benchmarks/c/pthread-ext/45_monabsex1_vs_true-unreach-call.i [2018-10-27 05:09:28,582 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_90d9a536-a8ca-4df9-ab25-ab16cc567d39/bin-2019/uautomizer/data/c3ddbad59/0e548d5cea75472b86e2d97e21300c93/FLAGb967e567c [2018-10-27 05:09:28,601 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_90d9a536-a8ca-4df9-ab25-ab16cc567d39/bin-2019/uautomizer/data/c3ddbad59/0e548d5cea75472b86e2d97e21300c93 [2018-10-27 05:09:28,604 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:09:28,605 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-10-27 05:09:28,606 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:09:28,606 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:09:28,609 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:09:28,610 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:09:28" (1/1) ... [2018-10-27 05:09:28,612 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1de688fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:28, skipping insertion in model container [2018-10-27 05:09:28,613 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:09:28" (1/1) ... [2018-10-27 05:09:28,621 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:09:28,674 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:09:28,976 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:09:28,981 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:09:29,036 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:09:29,110 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:09:29,111 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:29 WrapperNode [2018-10-27 05:09:29,111 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:09:29,112 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:09:29,112 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:09:29,112 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:09:29,126 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:29" (1/1) ... [2018-10-27 05:09:29,127 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:29" (1/1) ... [2018-10-27 05:09:29,215 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:29" (1/1) ... [2018-10-27 05:09:29,215 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:29" (1/1) ... [2018-10-27 05:09:29,227 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:29" (1/1) ... [2018-10-27 05:09:29,231 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:29" (1/1) ... [2018-10-27 05:09:29,234 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:29" (1/1) ... [2018-10-27 05:09:29,240 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:09:29,241 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:09:29,241 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:09:29,241 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:09:29,242 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:29" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_90d9a536-a8ca-4df9-ab25-ab16cc567d39/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 05:09:29,301 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:09:29,302 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:09:29,302 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-10-27 05:09:29,302 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:09:29,302 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-10-27 05:09:29,302 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-10-27 05:09:29,302 INFO L130 BoogieDeclarations]: Found specification of procedure __sched_cpucount [2018-10-27 05:09:29,303 INFO L130 BoogieDeclarations]: Found specification of procedure __sched_cpualloc [2018-10-27 05:09:29,303 INFO L130 BoogieDeclarations]: Found specification of procedure __sched_cpufree [2018-10-27 05:09:29,303 INFO L130 BoogieDeclarations]: Found specification of procedure sched_setparam [2018-10-27 05:09:29,303 INFO L130 BoogieDeclarations]: Found specification of procedure sched_getparam [2018-10-27 05:09:29,303 INFO L130 BoogieDeclarations]: Found specification of procedure sched_setscheduler [2018-10-27 05:09:29,303 INFO L130 BoogieDeclarations]: Found specification of procedure sched_getscheduler [2018-10-27 05:09:29,304 INFO L130 BoogieDeclarations]: Found specification of procedure sched_yield [2018-10-27 05:09:29,304 INFO L130 BoogieDeclarations]: Found specification of procedure sched_get_priority_max [2018-10-27 05:09:29,305 INFO L130 BoogieDeclarations]: Found specification of procedure sched_get_priority_min [2018-10-27 05:09:29,306 INFO L130 BoogieDeclarations]: Found specification of procedure sched_rr_get_interval [2018-10-27 05:09:29,306 INFO L130 BoogieDeclarations]: Found specification of procedure clock [2018-10-27 05:09:29,306 INFO L130 BoogieDeclarations]: Found specification of procedure time [2018-10-27 05:09:29,306 INFO L130 BoogieDeclarations]: Found specification of procedure difftime [2018-10-27 05:09:29,306 INFO L130 BoogieDeclarations]: Found specification of procedure mktime [2018-10-27 05:09:29,307 INFO L130 BoogieDeclarations]: Found specification of procedure strftime [2018-10-27 05:09:29,307 INFO L130 BoogieDeclarations]: Found specification of procedure strftime_l [2018-10-27 05:09:29,307 INFO L130 BoogieDeclarations]: Found specification of procedure gmtime [2018-10-27 05:09:29,307 INFO L130 BoogieDeclarations]: Found specification of procedure localtime [2018-10-27 05:09:29,307 INFO L130 BoogieDeclarations]: Found specification of procedure gmtime_r [2018-10-27 05:09:29,307 INFO L130 BoogieDeclarations]: Found specification of procedure localtime_r [2018-10-27 05:09:29,307 INFO L130 BoogieDeclarations]: Found specification of procedure asctime [2018-10-27 05:09:29,308 INFO L130 BoogieDeclarations]: Found specification of procedure ctime [2018-10-27 05:09:29,308 INFO L130 BoogieDeclarations]: Found specification of procedure asctime_r [2018-10-27 05:09:29,308 INFO L130 BoogieDeclarations]: Found specification of procedure ctime_r [2018-10-27 05:09:29,308 INFO L130 BoogieDeclarations]: Found specification of procedure tzset [2018-10-27 05:09:29,308 INFO L130 BoogieDeclarations]: Found specification of procedure stime [2018-10-27 05:09:29,308 INFO L130 BoogieDeclarations]: Found specification of procedure timegm [2018-10-27 05:09:29,308 INFO L130 BoogieDeclarations]: Found specification of procedure timelocal [2018-10-27 05:09:29,309 INFO L130 BoogieDeclarations]: Found specification of procedure dysize [2018-10-27 05:09:29,309 INFO L130 BoogieDeclarations]: Found specification of procedure nanosleep [2018-10-27 05:09:29,309 INFO L130 BoogieDeclarations]: Found specification of procedure clock_getres [2018-10-27 05:09:29,309 INFO L130 BoogieDeclarations]: Found specification of procedure clock_gettime [2018-10-27 05:09:29,309 INFO L130 BoogieDeclarations]: Found specification of procedure clock_settime [2018-10-27 05:09:29,309 INFO L130 BoogieDeclarations]: Found specification of procedure clock_nanosleep [2018-10-27 05:09:29,309 INFO L130 BoogieDeclarations]: Found specification of procedure clock_getcpuclockid [2018-10-27 05:09:29,309 INFO L130 BoogieDeclarations]: Found specification of procedure timer_create [2018-10-27 05:09:29,310 INFO L130 BoogieDeclarations]: Found specification of procedure timer_delete [2018-10-27 05:09:29,310 INFO L130 BoogieDeclarations]: Found specification of procedure timer_settime [2018-10-27 05:09:29,310 INFO L130 BoogieDeclarations]: Found specification of procedure timer_gettime [2018-10-27 05:09:29,310 INFO L130 BoogieDeclarations]: Found specification of procedure timer_getoverrun [2018-10-27 05:09:29,310 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_create [2018-10-27 05:09:29,310 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_exit [2018-10-27 05:09:29,310 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_join [2018-10-27 05:09:29,310 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_detach [2018-10-27 05:09:29,310 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_self [2018-10-27 05:09:29,311 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_equal [2018-10-27 05:09:29,311 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_init [2018-10-27 05:09:29,311 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_destroy [2018-10-27 05:09:29,311 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getdetachstate [2018-10-27 05:09:29,311 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setdetachstate [2018-10-27 05:09:29,311 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getguardsize [2018-10-27 05:09:29,311 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setguardsize [2018-10-27 05:09:29,311 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getschedparam [2018-10-27 05:09:29,311 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setschedparam [2018-10-27 05:09:29,312 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getschedpolicy [2018-10-27 05:09:29,312 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setschedpolicy [2018-10-27 05:09:29,312 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getinheritsched [2018-10-27 05:09:29,312 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setinheritsched [2018-10-27 05:09:29,312 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getscope [2018-10-27 05:09:29,312 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setscope [2018-10-27 05:09:29,312 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getstackaddr [2018-10-27 05:09:29,312 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setstackaddr [2018-10-27 05:09:29,313 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getstacksize [2018-10-27 05:09:29,313 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setstacksize [2018-10-27 05:09:29,313 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getstack [2018-10-27 05:09:29,313 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setstack [2018-10-27 05:09:29,313 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setschedparam [2018-10-27 05:09:29,313 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_getschedparam [2018-10-27 05:09:29,313 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setschedprio [2018-10-27 05:09:29,313 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_once [2018-10-27 05:09:29,313 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setcancelstate [2018-10-27 05:09:29,314 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setcanceltype [2018-10-27 05:09:29,314 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cancel [2018-10-27 05:09:29,314 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_testcancel [2018-10-27 05:09:29,314 INFO L130 BoogieDeclarations]: Found specification of procedure __pthread_register_cancel [2018-10-27 05:09:29,314 INFO L130 BoogieDeclarations]: Found specification of procedure __pthread_unregister_cancel [2018-10-27 05:09:29,314 INFO L130 BoogieDeclarations]: Found specification of procedure __pthread_unwind_next [2018-10-27 05:09:29,314 INFO L130 BoogieDeclarations]: Found specification of procedure __sigsetjmp [2018-10-27 05:09:29,315 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_init [2018-10-27 05:09:29,315 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_destroy [2018-10-27 05:09:29,315 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_trylock [2018-10-27 05:09:29,315 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_lock [2018-10-27 05:09:29,315 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_timedlock [2018-10-27 05:09:29,315 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_unlock [2018-10-27 05:09:29,315 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_getprioceiling [2018-10-27 05:09:29,315 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_setprioceiling [2018-10-27 05:09:29,316 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_consistent [2018-10-27 05:09:29,316 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_init [2018-10-27 05:09:29,316 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_destroy [2018-10-27 05:09:29,316 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_getpshared [2018-10-27 05:09:29,316 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_setpshared [2018-10-27 05:09:29,316 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_gettype [2018-10-27 05:09:29,317 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_settype [2018-10-27 05:09:29,317 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_getprotocol [2018-10-27 05:09:29,317 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_setprotocol [2018-10-27 05:09:29,317 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_getprioceiling [2018-10-27 05:09:29,317 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_setprioceiling [2018-10-27 05:09:29,317 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_getrobust [2018-10-27 05:09:29,317 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_setrobust [2018-10-27 05:09:29,318 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_init [2018-10-27 05:09:29,318 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_destroy [2018-10-27 05:09:29,318 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_rdlock [2018-10-27 05:09:29,318 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_tryrdlock [2018-10-27 05:09:29,318 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_timedrdlock [2018-10-27 05:09:29,318 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_wrlock [2018-10-27 05:09:29,318 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_trywrlock [2018-10-27 05:09:29,318 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_timedwrlock [2018-10-27 05:09:29,319 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_unlock [2018-10-27 05:09:29,319 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_init [2018-10-27 05:09:29,319 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_destroy [2018-10-27 05:09:29,319 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_getpshared [2018-10-27 05:09:29,319 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_setpshared [2018-10-27 05:09:29,319 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_getkind_np [2018-10-27 05:09:29,319 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_setkind_np [2018-10-27 05:09:29,319 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_init [2018-10-27 05:09:29,320 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_destroy [2018-10-27 05:09:29,320 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_signal [2018-10-27 05:09:29,320 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_broadcast [2018-10-27 05:09:29,320 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_wait [2018-10-27 05:09:29,320 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_timedwait [2018-10-27 05:09:29,320 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_init [2018-10-27 05:09:29,320 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_destroy [2018-10-27 05:09:29,320 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_getpshared [2018-10-27 05:09:29,320 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_setpshared [2018-10-27 05:09:29,321 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_getclock [2018-10-27 05:09:29,321 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_setclock [2018-10-27 05:09:29,321 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_init [2018-10-27 05:09:29,321 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_destroy [2018-10-27 05:09:29,321 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_lock [2018-10-27 05:09:29,321 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_trylock [2018-10-27 05:09:29,321 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_unlock [2018-10-27 05:09:29,321 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrier_init [2018-10-27 05:09:29,322 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrier_destroy [2018-10-27 05:09:29,322 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrier_wait [2018-10-27 05:09:29,322 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrierattr_init [2018-10-27 05:09:29,322 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrierattr_destroy [2018-10-27 05:09:29,322 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrierattr_getpshared [2018-10-27 05:09:29,322 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrierattr_setpshared [2018-10-27 05:09:29,322 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_key_create [2018-10-27 05:09:29,322 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_key_delete [2018-10-27 05:09:29,323 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_getspecific [2018-10-27 05:09:29,323 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setspecific [2018-10-27 05:09:29,323 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_getcpuclockid [2018-10-27 05:09:29,323 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_atfork [2018-10-27 05:09:29,323 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-10-27 05:09:29,323 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:09:29,323 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-10-27 05:09:29,324 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-10-27 05:09:29,324 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:09:29,324 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:09:29,327 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 05:09:29,825 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:09:29,850 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:09:29,850 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:09:29,851 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:09:29,851 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:09:29,867 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 05:09:29 BasicIcfg [2018-10-27 05:09:29,868 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-27 05:09:29,868 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-27 05:09:29,869 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-27 05:09:29,872 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-27 05:09:29,872 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 05:09:28" (1/3) ... [2018-10-27 05:09:29,873 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1aea3363 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 05:09:29, skipping insertion in model container [2018-10-27 05:09:29,873 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:29" (2/3) ... [2018-10-27 05:09:29,873 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1aea3363 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 05:09:29, skipping insertion in model container [2018-10-27 05:09:29,873 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 05:09:29" (3/3) ... [2018-10-27 05:09:29,875 INFO L112 eAbstractionObserver]: Analyzing ICFG 45_monabsex1_vs_true-unreach-call.i_BEv2 [2018-10-27 05:09:29,885 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-27 05:09:29,894 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2018-10-27 05:09:29,910 INFO L257 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2018-10-27 05:09:29,939 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-10-27 05:09:29,940 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-27 05:09:29,940 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-27 05:09:29,940 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-27 05:09:29,940 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-27 05:09:29,940 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-27 05:09:29,941 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-27 05:09:29,941 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-27 05:09:29,941 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-27 05:09:29,959 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states. [2018-10-27 05:09:29,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-27 05:09:29,966 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 05:09:29,966 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 05:09:29,968 INFO L424 AbstractCegarLoop]: === Iteration 1 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, mainErr0INUSE_VIOLATION]=== [2018-10-27 05:09:29,974 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 05:09:29,975 INFO L82 PathProgramCache]: Analyzing trace with hash 1231257722, now seen corresponding path program 1 times [2018-10-27 05:09:29,977 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-27 05:09:29,978 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-27 05:09:30,045 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 05:09:30,045 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 05:09:30,045 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 05:09:30,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 05:09:30,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 05:09:30,132 INFO L442 BasicCegarLoop]: Counterexample might be feasible [2018-10-27 05:09:30,139 WARN L124 codingBacktranslator]: Skipped backtranslation of ATE [97] [97] L649-2-->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 05:09:30,148 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier1,QUANTIFIED] [2018-10-27 05:09:30,149 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier3,QUANTIFIED] [2018-10-27 05:09:30,150 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier2,QUANTIFIED] [2018-10-27 05:09:30,150 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier5,QUANTIFIED] [2018-10-27 05:09:30,150 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier4,QUANTIFIED] [2018-10-27 05:09:30,150 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier6,QUANTIFIED] [2018-10-27 05:09:30,151 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier8,QUANTIFIED] [2018-10-27 05:09:30,151 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier9,QUANTIFIED] [2018-10-27 05:09:30,151 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier7,QUANTIFIED] [2018-10-27 05:09:30,151 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier12,QUANTIFIED] [2018-10-27 05:09:30,152 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier11,QUANTIFIED] [2018-10-27 05:09:30,152 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier10,QUANTIFIED] [2018-10-27 05:09:30,152 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier15,QUANTIFIED] [2018-10-27 05:09:30,152 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier13,QUANTIFIED] [2018-10-27 05:09:30,153 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier14,QUANTIFIED] [2018-10-27 05:09:30,153 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier18,QUANTIFIED] [2018-10-27 05:09:30,153 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier17,QUANTIFIED] [2018-10-27 05:09:30,157 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier16,QUANTIFIED] [2018-10-27 05:09:30,157 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier19,QUANTIFIED] [2018-10-27 05:09:30,157 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier21,QUANTIFIED] [2018-10-27 05:09:30,157 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier20,QUANTIFIED] [2018-10-27 05:09:30,158 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier23,QUANTIFIED] [2018-10-27 05:09:30,158 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier22,QUANTIFIED] [2018-10-27 05:09:30,159 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier24,QUANTIFIED] [2018-10-27 05:09:30,160 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier27,QUANTIFIED] [2018-10-27 05:09:30,160 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier26,QUANTIFIED] [2018-10-27 05:09:30,160 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier25,QUANTIFIED] [2018-10-27 05:09:30,160 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier28,QUANTIFIED] [2018-10-27 05:09:30,161 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier29,QUANTIFIED] [2018-10-27 05:09:30,161 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier30,QUANTIFIED] [2018-10-27 05:09:30,161 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier33,QUANTIFIED] [2018-10-27 05:09:30,161 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier31,QUANTIFIED] [2018-10-27 05:09:30,161 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier32,QUANTIFIED] [2018-10-27 05:09:30,162 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier36,QUANTIFIED] [2018-10-27 05:09:30,162 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier34,QUANTIFIED] [2018-10-27 05:09:30,162 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier35,QUANTIFIED] [2018-10-27 05:09:30,178 INFO L285 ceAbstractionStarter]: Did not count any witness invariants because Icfg is not BoogieIcfg [2018-10-27 05:09:30,181 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.10 05:09:30 BasicIcfg [2018-10-27 05:09:30,181 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-27 05:09:30,182 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-27 05:09:30,182 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-27 05:09:30,182 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-27 05:09:30,183 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 05:09:29" (3/4) ... [2018-10-27 05:09:30,186 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-10-27 05:09:30,187 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 05:09:30,190 INFO L168 Benchmark]: Toolchain (without parser) took 1585.13 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.8 MB). Free memory was 953.1 MB in the beginning and 1.1 GB in the end (delta: -130.7 MB). Peak memory consumption was 27.1 MB. Max. memory is 11.5 GB. [2018-10-27 05:09:30,192 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:09:30,192 INFO L168 Benchmark]: CACSL2BoogieTranslator took 505.50 ms. Allocated memory is still 1.0 GB. Free memory was 953.1 MB in the beginning and 923.5 MB in the end (delta: 29.6 MB). Peak memory consumption was 29.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:09:30,193 INFO L168 Benchmark]: Boogie Preprocessor took 128.68 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.8 MB). Free memory was 923.5 MB in the beginning and 1.2 GB in the end (delta: -228.7 MB). Peak memory consumption was 15.8 MB. Max. memory is 11.5 GB. [2018-10-27 05:09:30,197 INFO L168 Benchmark]: RCFGBuilder took 627.00 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: 48.7 MB). Peak memory consumption was 48.7 MB. Max. memory is 11.5 GB. [2018-10-27 05:09:30,198 INFO L168 Benchmark]: TraceAbstraction took 312.63 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: 19.6 MB). Peak memory consumption was 19.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:09:30,198 INFO L168 Benchmark]: Witness Printer took 7.06 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 05:09:30,203 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 505.50 ms. Allocated memory is still 1.0 GB. Free memory was 953.1 MB in the beginning and 923.5 MB in the end (delta: 29.6 MB). Peak memory consumption was 29.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 128.68 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.8 MB). Free memory was 923.5 MB in the beginning and 1.2 GB in the end (delta: -228.7 MB). Peak memory consumption was 15.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 627.00 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: 48.7 MB). Peak memory consumption was 48.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 312.63 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: 19.6 MB). Peak memory consumption was 19.6 MB. Max. memory is 11.5 GB. * Witness Printer took 7.06 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[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[freshIdentifier4,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[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[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[freshIdentifier10,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[freshIdentifier13,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[freshIdentifier18,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[freshIdentifier16,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[freshIdentifier21,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[freshIdentifier22,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[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[freshIdentifier25,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[freshIdentifier30,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[freshIdentifier36,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[freshIdentifier35,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 649]: assertion can be violated assertion can be violated We found a FailurePath: [L636] int s; VAL [\old(s)=9, freshIdentifier10=7, freshIdentifier11=8, freshIdentifier12=1, s=0] [L647] s = __VERIFIER_nondet_int() VAL [\old(s)=0, __VERIFIER_nondet_int()=0, freshIdentifier22=7, freshIdentifier23=8, freshIdentifier24=1, s=0] [L648] FCALL pthread_t t; VAL [\old(s)=0, freshIdentifier28=7, freshIdentifier29=8, freshIdentifier30=1, s=0, t={6:0}] [L649] COND TRUE 1 VAL [\old(s)=0, freshIdentifier34=7, freshIdentifier35=8, freshIdentifier36=1, s=0, t={6:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 46 locations, 3 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=34occurred 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 05:09:32,481 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:09:32,483 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:09:32,494 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:09:32,494 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:09:32,495 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:09:32,496 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:09:32,498 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:09:32,500 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:09:32,500 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:09:32,502 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:09:32,502 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:09:32,503 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:09:32,504 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:09:32,505 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:09:32,506 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:09:32,507 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:09:32,508 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:09:32,510 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:09:32,512 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:09:32,513 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:09:32,518 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:09:32,520 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:09:32,520 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:09:32,521 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:09:32,525 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:09:32,526 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:09:32,527 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:09:32,527 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:09:32,528 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:09:32,529 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:09:32,529 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:09:32,534 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:09:32,534 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:09:32,535 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:09:32,535 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:09:32,536 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_90d9a536-a8ca-4df9-ab25-ab16cc567d39/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-10-27 05:09:32,558 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:09:32,558 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:09:32,559 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:09:32,559 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-27 05:09:32,559 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-27 05:09:32,560 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-27 05:09:32,560 INFO L133 SettingsManager]: * Use SBE=true [2018-10-27 05:09:32,560 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:09:32,560 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:09:32,560 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:09:32,560 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:09:32,561 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:09:32,561 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:09:32,561 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:09:32,561 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-27 05:09:32,563 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-27 05:09:32,563 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:09:32,563 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:09:32,563 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:09:32,563 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:09:32,564 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:09:32,564 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:09:32,564 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:09:32,564 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:09:32,564 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:09:32,564 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:09:32,565 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:09:32,565 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-10-27 05:09:32,565 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:09:32,565 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-27 05:09:32,565 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-27 05:09:32,565 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_90d9a536-a8ca-4df9-ab25-ab16cc567d39/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 -> 1f35ad4d09cb4c3ad48b10367557e960abcdf91a [2018-10-27 05:09:32,622 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:09:32,635 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:09:32,639 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:09:32,641 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:09:32,642 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:09:32,642 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_90d9a536-a8ca-4df9-ab25-ab16cc567d39/bin-2019/uautomizer/../../sv-benchmarks/c/pthread-ext/45_monabsex1_vs_true-unreach-call.i [2018-10-27 05:09:32,707 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_90d9a536-a8ca-4df9-ab25-ab16cc567d39/bin-2019/uautomizer/data/600c8dfbd/c3df217123074847a95f4311478e5320/FLAG98df56418 [2018-10-27 05:09:33,174 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:09:33,175 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_90d9a536-a8ca-4df9-ab25-ab16cc567d39/sv-benchmarks/c/pthread-ext/45_monabsex1_vs_true-unreach-call.i [2018-10-27 05:09:33,186 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_90d9a536-a8ca-4df9-ab25-ab16cc567d39/bin-2019/uautomizer/data/600c8dfbd/c3df217123074847a95f4311478e5320/FLAG98df56418 [2018-10-27 05:09:33,199 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_90d9a536-a8ca-4df9-ab25-ab16cc567d39/bin-2019/uautomizer/data/600c8dfbd/c3df217123074847a95f4311478e5320 [2018-10-27 05:09:33,202 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:09:33,203 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-10-27 05:09:33,204 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:09:33,204 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:09:33,208 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:09:33,209 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:09:33" (1/1) ... [2018-10-27 05:09:33,212 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a0bd90d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:33, skipping insertion in model container [2018-10-27 05:09:33,213 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:09:33" (1/1) ... [2018-10-27 05:09:33,223 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:09:33,264 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:09:33,643 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:09:33,649 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:09:33,711 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:09:33,776 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:09:33,777 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:33 WrapperNode [2018-10-27 05:09:33,777 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:09:33,778 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:09:33,778 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:09:33,779 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:09:33,794 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:33" (1/1) ... [2018-10-27 05:09:33,794 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:33" (1/1) ... [2018-10-27 05:09:33,811 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:33" (1/1) ... [2018-10-27 05:09:33,812 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:33" (1/1) ... [2018-10-27 05:09:33,836 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:33" (1/1) ... [2018-10-27 05:09:33,841 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:33" (1/1) ... [2018-10-27 05:09:33,846 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:33" (1/1) ... [2018-10-27 05:09:33,853 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:09:33,854 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:09:33,854 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:09:33,854 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:09:33,855 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:33" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_90d9a536-a8ca-4df9-ab25-ab16cc567d39/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 05:09:33,999 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:09:34,000 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:09:34,000 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-10-27 05:09:34,000 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:09:34,000 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-10-27 05:09:34,000 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-10-27 05:09:34,001 INFO L130 BoogieDeclarations]: Found specification of procedure __sched_cpucount [2018-10-27 05:09:34,001 INFO L130 BoogieDeclarations]: Found specification of procedure __sched_cpualloc [2018-10-27 05:09:34,001 INFO L130 BoogieDeclarations]: Found specification of procedure __sched_cpufree [2018-10-27 05:09:34,001 INFO L130 BoogieDeclarations]: Found specification of procedure sched_setparam [2018-10-27 05:09:34,001 INFO L130 BoogieDeclarations]: Found specification of procedure sched_getparam [2018-10-27 05:09:34,001 INFO L130 BoogieDeclarations]: Found specification of procedure sched_setscheduler [2018-10-27 05:09:34,001 INFO L130 BoogieDeclarations]: Found specification of procedure sched_getscheduler [2018-10-27 05:09:34,002 INFO L130 BoogieDeclarations]: Found specification of procedure sched_yield [2018-10-27 05:09:34,002 INFO L130 BoogieDeclarations]: Found specification of procedure sched_get_priority_max [2018-10-27 05:09:34,002 INFO L130 BoogieDeclarations]: Found specification of procedure sched_get_priority_min [2018-10-27 05:09:34,002 INFO L130 BoogieDeclarations]: Found specification of procedure sched_rr_get_interval [2018-10-27 05:09:34,002 INFO L130 BoogieDeclarations]: Found specification of procedure clock [2018-10-27 05:09:34,002 INFO L130 BoogieDeclarations]: Found specification of procedure time [2018-10-27 05:09:34,003 INFO L130 BoogieDeclarations]: Found specification of procedure difftime [2018-10-27 05:09:34,003 INFO L130 BoogieDeclarations]: Found specification of procedure mktime [2018-10-27 05:09:34,003 INFO L130 BoogieDeclarations]: Found specification of procedure strftime [2018-10-27 05:09:34,003 INFO L130 BoogieDeclarations]: Found specification of procedure strftime_l [2018-10-27 05:09:34,003 INFO L130 BoogieDeclarations]: Found specification of procedure gmtime [2018-10-27 05:09:34,003 INFO L130 BoogieDeclarations]: Found specification of procedure localtime [2018-10-27 05:09:34,003 INFO L130 BoogieDeclarations]: Found specification of procedure gmtime_r [2018-10-27 05:09:34,003 INFO L130 BoogieDeclarations]: Found specification of procedure localtime_r [2018-10-27 05:09:34,004 INFO L130 BoogieDeclarations]: Found specification of procedure asctime [2018-10-27 05:09:34,004 INFO L130 BoogieDeclarations]: Found specification of procedure ctime [2018-10-27 05:09:34,004 INFO L130 BoogieDeclarations]: Found specification of procedure asctime_r [2018-10-27 05:09:34,004 INFO L130 BoogieDeclarations]: Found specification of procedure ctime_r [2018-10-27 05:09:34,004 INFO L130 BoogieDeclarations]: Found specification of procedure tzset [2018-10-27 05:09:34,004 INFO L130 BoogieDeclarations]: Found specification of procedure stime [2018-10-27 05:09:34,004 INFO L130 BoogieDeclarations]: Found specification of procedure timegm [2018-10-27 05:09:34,004 INFO L130 BoogieDeclarations]: Found specification of procedure timelocal [2018-10-27 05:09:34,005 INFO L130 BoogieDeclarations]: Found specification of procedure dysize [2018-10-27 05:09:34,005 INFO L130 BoogieDeclarations]: Found specification of procedure nanosleep [2018-10-27 05:09:34,005 INFO L130 BoogieDeclarations]: Found specification of procedure clock_getres [2018-10-27 05:09:34,005 INFO L130 BoogieDeclarations]: Found specification of procedure clock_gettime [2018-10-27 05:09:34,005 INFO L130 BoogieDeclarations]: Found specification of procedure clock_settime [2018-10-27 05:09:34,005 INFO L130 BoogieDeclarations]: Found specification of procedure clock_nanosleep [2018-10-27 05:09:34,005 INFO L130 BoogieDeclarations]: Found specification of procedure clock_getcpuclockid [2018-10-27 05:09:34,006 INFO L130 BoogieDeclarations]: Found specification of procedure timer_create [2018-10-27 05:09:34,006 INFO L130 BoogieDeclarations]: Found specification of procedure timer_delete [2018-10-27 05:09:34,006 INFO L130 BoogieDeclarations]: Found specification of procedure timer_settime [2018-10-27 05:09:34,006 INFO L130 BoogieDeclarations]: Found specification of procedure timer_gettime [2018-10-27 05:09:34,006 INFO L130 BoogieDeclarations]: Found specification of procedure timer_getoverrun [2018-10-27 05:09:34,006 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_create [2018-10-27 05:09:34,006 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_exit [2018-10-27 05:09:34,006 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_join [2018-10-27 05:09:34,007 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_detach [2018-10-27 05:09:34,007 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_self [2018-10-27 05:09:34,007 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_equal [2018-10-27 05:09:34,007 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_init [2018-10-27 05:09:34,007 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_destroy [2018-10-27 05:09:34,007 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getdetachstate [2018-10-27 05:09:34,007 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setdetachstate [2018-10-27 05:09:34,007 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getguardsize [2018-10-27 05:09:34,008 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setguardsize [2018-10-27 05:09:34,008 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getschedparam [2018-10-27 05:09:34,008 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setschedparam [2018-10-27 05:09:34,008 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getschedpolicy [2018-10-27 05:09:34,008 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setschedpolicy [2018-10-27 05:09:34,008 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getinheritsched [2018-10-27 05:09:34,008 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setinheritsched [2018-10-27 05:09:34,008 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getscope [2018-10-27 05:09:34,009 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setscope [2018-10-27 05:09:34,009 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getstackaddr [2018-10-27 05:09:34,009 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setstackaddr [2018-10-27 05:09:34,009 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getstacksize [2018-10-27 05:09:34,009 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setstacksize [2018-10-27 05:09:34,009 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getstack [2018-10-27 05:09:34,009 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setstack [2018-10-27 05:09:34,010 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setschedparam [2018-10-27 05:09:34,010 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_getschedparam [2018-10-27 05:09:34,010 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setschedprio [2018-10-27 05:09:34,010 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_once [2018-10-27 05:09:34,010 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setcancelstate [2018-10-27 05:09:34,010 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setcanceltype [2018-10-27 05:09:34,011 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cancel [2018-10-27 05:09:34,011 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_testcancel [2018-10-27 05:09:34,011 INFO L130 BoogieDeclarations]: Found specification of procedure __pthread_register_cancel [2018-10-27 05:09:34,011 INFO L130 BoogieDeclarations]: Found specification of procedure __pthread_unregister_cancel [2018-10-27 05:09:34,011 INFO L130 BoogieDeclarations]: Found specification of procedure __pthread_unwind_next [2018-10-27 05:09:34,011 INFO L130 BoogieDeclarations]: Found specification of procedure __sigsetjmp [2018-10-27 05:09:34,011 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_init [2018-10-27 05:09:34,012 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_destroy [2018-10-27 05:09:34,012 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_trylock [2018-10-27 05:09:34,012 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_lock [2018-10-27 05:09:34,012 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_timedlock [2018-10-27 05:09:34,012 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_unlock [2018-10-27 05:09:34,012 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_getprioceiling [2018-10-27 05:09:34,012 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_setprioceiling [2018-10-27 05:09:34,013 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_consistent [2018-10-27 05:09:34,013 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_init [2018-10-27 05:09:34,013 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_destroy [2018-10-27 05:09:34,013 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_getpshared [2018-10-27 05:09:34,013 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_setpshared [2018-10-27 05:09:34,013 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_gettype [2018-10-27 05:09:34,013 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_settype [2018-10-27 05:09:34,013 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_getprotocol [2018-10-27 05:09:34,014 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_setprotocol [2018-10-27 05:09:34,014 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_getprioceiling [2018-10-27 05:09:34,014 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_setprioceiling [2018-10-27 05:09:34,014 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_getrobust [2018-10-27 05:09:34,014 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_setrobust [2018-10-27 05:09:34,014 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_init [2018-10-27 05:09:34,014 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_destroy [2018-10-27 05:09:34,015 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_rdlock [2018-10-27 05:09:34,015 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_tryrdlock [2018-10-27 05:09:34,015 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_timedrdlock [2018-10-27 05:09:34,015 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_wrlock [2018-10-27 05:09:34,015 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_trywrlock [2018-10-27 05:09:34,015 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_timedwrlock [2018-10-27 05:09:34,015 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_unlock [2018-10-27 05:09:34,016 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_init [2018-10-27 05:09:34,016 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_destroy [2018-10-27 05:09:34,016 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_getpshared [2018-10-27 05:09:34,016 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_setpshared [2018-10-27 05:09:34,016 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_getkind_np [2018-10-27 05:09:34,016 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_setkind_np [2018-10-27 05:09:34,016 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_init [2018-10-27 05:09:34,017 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_destroy [2018-10-27 05:09:34,017 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_signal [2018-10-27 05:09:34,017 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_broadcast [2018-10-27 05:09:34,017 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_wait [2018-10-27 05:09:34,017 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_timedwait [2018-10-27 05:09:34,017 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_init [2018-10-27 05:09:34,017 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_destroy [2018-10-27 05:09:34,018 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_getpshared [2018-10-27 05:09:34,018 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_setpshared [2018-10-27 05:09:34,018 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_getclock [2018-10-27 05:09:34,018 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_setclock [2018-10-27 05:09:34,018 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_init [2018-10-27 05:09:34,018 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_destroy [2018-10-27 05:09:34,018 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_lock [2018-10-27 05:09:34,019 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_trylock [2018-10-27 05:09:34,019 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_unlock [2018-10-27 05:09:34,019 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrier_init [2018-10-27 05:09:34,019 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrier_destroy [2018-10-27 05:09:34,019 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrier_wait [2018-10-27 05:09:34,019 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrierattr_init [2018-10-27 05:09:34,019 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrierattr_destroy [2018-10-27 05:09:34,020 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrierattr_getpshared [2018-10-27 05:09:34,020 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrierattr_setpshared [2018-10-27 05:09:34,020 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_key_create [2018-10-27 05:09:34,020 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_key_delete [2018-10-27 05:09:34,020 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_getspecific [2018-10-27 05:09:34,020 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setspecific [2018-10-27 05:09:34,020 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_getcpuclockid [2018-10-27 05:09:34,020 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_atfork [2018-10-27 05:09:34,021 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-10-27 05:09:34,021 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:09:34,021 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-10-27 05:09:34,021 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-10-27 05:09:34,021 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:09:34,021 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:09:34,023 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 05:09:34,554 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:09:34,579 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:09:34,579 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:09:34,581 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:09:34,582 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:09:34,599 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 05:09:34 BasicIcfg [2018-10-27 05:09:34,599 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-27 05:09:34,600 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-27 05:09:34,600 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-27 05:09:34,604 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-27 05:09:34,604 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 05:09:33" (1/3) ... [2018-10-27 05:09:34,605 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@52e2697d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 05:09:34, skipping insertion in model container [2018-10-27 05:09:34,605 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:33" (2/3) ... [2018-10-27 05:09:34,605 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@52e2697d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 05:09:34, skipping insertion in model container [2018-10-27 05:09:34,607 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 05:09:34" (3/3) ... [2018-10-27 05:09:34,609 INFO L112 eAbstractionObserver]: Analyzing ICFG 45_monabsex1_vs_true-unreach-call.i_BEv2 [2018-10-27 05:09:34,616 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-27 05:09:34,625 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2018-10-27 05:09:34,643 INFO L257 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2018-10-27 05:09:34,670 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-10-27 05:09:34,671 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-27 05:09:34,671 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-27 05:09:34,671 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-27 05:09:34,671 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-27 05:09:34,672 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-27 05:09:34,672 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-27 05:09:34,672 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-27 05:09:34,672 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-27 05:09:34,691 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states. [2018-10-27 05:09:34,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-27 05:09:34,697 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 05:09:34,698 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 05:09:34,701 INFO L424 AbstractCegarLoop]: === Iteration 1 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, mainErr0INUSE_VIOLATION]=== [2018-10-27 05:09:34,707 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 05:09:34,707 INFO L82 PathProgramCache]: Analyzing trace with hash -1512220742, now seen corresponding path program 1 times [2018-10-27 05:09:34,712 INFO L225 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-10-27 05:09:34,713 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_90d9a536-a8ca-4df9-ab25-ab16cc567d39/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 05:09:34,754 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 05:09:34,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 05:09:34,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 05:09:34,866 INFO L442 BasicCegarLoop]: Counterexample might be feasible [2018-10-27 05:09:34,872 WARN L124 codingBacktranslator]: Skipped backtranslation of ATE [92] [92] L649-2-->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 05:09:34,881 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier2,QUANTIFIED] [2018-10-27 05:09:34,882 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier3,QUANTIFIED] [2018-10-27 05:09:34,882 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier1,QUANTIFIED] [2018-10-27 05:09:34,882 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier4,QUANTIFIED] [2018-10-27 05:09:34,883 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier5,QUANTIFIED] [2018-10-27 05:09:34,883 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier6,QUANTIFIED] [2018-10-27 05:09:34,883 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier9,QUANTIFIED] [2018-10-27 05:09:34,883 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier8,QUANTIFIED] [2018-10-27 05:09:34,884 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier7,QUANTIFIED] [2018-10-27 05:09:34,884 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier11,QUANTIFIED] [2018-10-27 05:09:34,884 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier10,QUANTIFIED] [2018-10-27 05:09:34,884 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier12,QUANTIFIED] [2018-10-27 05:09:34,885 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier13,QUANTIFIED] [2018-10-27 05:09:34,885 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier14,QUANTIFIED] [2018-10-27 05:09:34,885 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier15,QUANTIFIED] [2018-10-27 05:09:34,888 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier17,QUANTIFIED] [2018-10-27 05:09:34,888 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier18,QUANTIFIED] [2018-10-27 05:09:34,888 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier16,QUANTIFIED] [2018-10-27 05:09:34,889 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier20,QUANTIFIED] [2018-10-27 05:09:34,889 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier21,QUANTIFIED] [2018-10-27 05:09:34,889 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier19,QUANTIFIED] [2018-10-27 05:09:34,890 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier22,QUANTIFIED] [2018-10-27 05:09:34,890 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier23,QUANTIFIED] [2018-10-27 05:09:34,891 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier24,QUANTIFIED] [2018-10-27 05:09:34,891 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier25,QUANTIFIED] [2018-10-27 05:09:34,891 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier26,QUANTIFIED] [2018-10-27 05:09:34,891 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier27,QUANTIFIED] [2018-10-27 05:09:34,892 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier28,QUANTIFIED] [2018-10-27 05:09:34,892 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier29,QUANTIFIED] [2018-10-27 05:09:34,892 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier30,QUANTIFIED] [2018-10-27 05:09:34,893 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier32,QUANTIFIED] [2018-10-27 05:09:34,893 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier33,QUANTIFIED] [2018-10-27 05:09:34,893 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier31,QUANTIFIED] [2018-10-27 05:09:34,905 INFO L285 ceAbstractionStarter]: Did not count any witness invariants because Icfg is not BoogieIcfg [2018-10-27 05:09:34,909 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.10 05:09:34 BasicIcfg [2018-10-27 05:09:34,909 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-27 05:09:34,910 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-27 05:09:34,910 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-27 05:09:34,910 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-27 05:09:34,910 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 05:09:34" (3/4) ... [2018-10-27 05:09:34,912 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-10-27 05:09:34,913 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 05:09:34,923 INFO L168 Benchmark]: Toolchain (without parser) took 1720.74 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 184.5 MB). Free memory was 946.5 MB in the beginning and 1.1 GB in the end (delta: -148.1 MB). Peak memory consumption was 36.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:09:34,925 INFO L168 Benchmark]: CDTParser took 0.17 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 05:09:34,930 INFO L168 Benchmark]: CACSL2BoogieTranslator took 573.67 ms. Allocated memory is still 1.0 GB. Free memory was 946.5 MB in the beginning and 919.7 MB in the end (delta: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. [2018-10-27 05:09:34,931 INFO L168 Benchmark]: Boogie Preprocessor took 74.97 ms. Allocated memory is still 1.0 GB. Free memory is still 919.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:09:34,931 INFO L168 Benchmark]: RCFGBuilder took 745.84 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 184.5 MB). Free memory was 919.7 MB in the beginning and 1.1 GB in the end (delta: -201.1 MB). Peak memory consumption was 23.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:09:34,932 INFO L168 Benchmark]: TraceAbstraction took 308.88 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: 26.1 MB). Peak memory consumption was 26.1 MB. Max. memory is 11.5 GB. [2018-10-27 05:09:34,932 INFO L168 Benchmark]: Witness Printer took 12.86 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 05:09:34,938 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 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 573.67 ms. Allocated memory is still 1.0 GB. Free memory was 946.5 MB in the beginning and 919.7 MB in the end (delta: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 74.97 ms. Allocated memory is still 1.0 GB. Free memory is still 919.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 745.84 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 184.5 MB). Free memory was 919.7 MB in the beginning and 1.1 GB in the end (delta: -201.1 MB). Peak memory consumption was 23.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 308.88 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: 26.1 MB). Peak memory consumption was 26.1 MB. Max. memory is 11.5 GB. * Witness Printer took 12.86 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[freshIdentifier2,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[freshIdentifier1,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[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[freshIdentifier7,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[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[freshIdentifier13,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[freshIdentifier15,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[freshIdentifier16,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[freshIdentifier21,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[freshIdentifier23,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[freshIdentifier25,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[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[freshIdentifier30,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[freshIdentifier33,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier31,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 649]: assertion can be violated assertion can be violated We found a FailurePath: [L636] int s; VAL [\old(s)=9, freshIdentifier10=5, freshIdentifier11=8, freshIdentifier12=1, s=0] [L647] s = __VERIFIER_nondet_int() VAL [\old(s)=0, __VERIFIER_nondet_int()=10, freshIdentifier19=5, freshIdentifier20=8, freshIdentifier21=1, s=10] [L648] FCALL pthread_t t; VAL [\old(s)=0, freshIdentifier25=5, freshIdentifier26=8, freshIdentifier27=1, s=10, t={11:0}] [L649] COND TRUE 1 VAL [\old(s)=0, freshIdentifier31=5, freshIdentifier32=8, freshIdentifier33=1, s=10, t={11:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 43 locations, 3 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=32occurred 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, 13 NumberOfCodeBlocks, 13 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...