./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/ldv-regression/test_overflow_true-termination.c_true-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_f4d00396-2512-4923-a68e-e824dae84c0a/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_f4d00396-2512-4923-a68e-e824dae84c0a/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_f4d00396-2512-4923-a68e-e824dae84c0a/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_f4d00396-2512-4923-a68e-e824dae84c0a/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-regression/test_overflow_true-termination.c_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_f4d00396-2512-4923-a68e-e824dae84c0a/bin-2019/uautomizer/config/svcomp-Reach-32bit-PetriAutomizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_f4d00396-2512-4923-a68e-e824dae84c0a/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 c8f9d6dff962c1f511785f72ad5dc5ece1495e04 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 08:34:40,902 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 08:34:40,903 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 08:34:40,912 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 08:34:40,912 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 08:34:40,913 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 08:34:40,914 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 08:34:40,915 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 08:34:40,916 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 08:34:40,917 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 08:34:40,917 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 08:34:40,917 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 08:34:40,918 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 08:34:40,919 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 08:34:40,920 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 08:34:40,920 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 08:34:40,921 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 08:34:40,922 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 08:34:40,923 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 08:34:40,924 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 08:34:40,925 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 08:34:40,926 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 08:34:40,927 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 08:34:40,928 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 08:34:40,928 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 08:34:40,928 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 08:34:40,929 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 08:34:40,930 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 08:34:40,930 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 08:34:40,931 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 08:34:40,931 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 08:34:40,932 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 08:34:40,932 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 08:34:40,932 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 08:34:40,933 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 08:34:40,933 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 08:34:40,933 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_f4d00396-2512-4923-a68e-e824dae84c0a/bin-2019/uautomizer/config/svcomp-Reach-32bit-PetriAutomizer_Default.epf [2018-11-18 08:34:40,943 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 08:34:40,943 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 08:34:40,944 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 08:34:40,944 INFO L133 SettingsManager]: * Process only entry and re-entry procedures=false [2018-11-18 08:34:40,944 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 08:34:40,945 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 08:34:40,945 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 08:34:40,945 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 08:34:40,945 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 08:34:40,945 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 08:34:40,945 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 08:34:40,945 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 08:34:40,946 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 08:34:40,946 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 08:34:40,946 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 08:34:40,946 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 08:34:40,946 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 08:34:40,946 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 08:34:40,946 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 08:34:40,947 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 08:34:40,947 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 08:34:40,947 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 08:34:40,947 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 08:34:40,947 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 08:34:40,947 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 08:34:40,947 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 08:34:40,948 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 08:34:40,948 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-18 08:34:40,948 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 08:34:40,948 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 08:34:40,948 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_f4d00396-2512-4923-a68e-e824dae84c0a/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 -> c8f9d6dff962c1f511785f72ad5dc5ece1495e04 [2018-11-18 08:34:40,973 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 08:34:40,982 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 08:34:40,985 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 08:34:40,986 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 08:34:40,986 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 08:34:40,987 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_f4d00396-2512-4923-a68e-e824dae84c0a/bin-2019/uautomizer/../../sv-benchmarks/c/ldv-regression/test_overflow_true-termination.c_true-unreach-call.i [2018-11-18 08:34:41,032 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f4d00396-2512-4923-a68e-e824dae84c0a/bin-2019/uautomizer/data/30313447b/9fcdfd8eace34391a23d48a369b3df38/FLAG9ff83c1f4 [2018-11-18 08:34:41,422 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 08:34:41,423 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_f4d00396-2512-4923-a68e-e824dae84c0a/sv-benchmarks/c/ldv-regression/test_overflow_true-termination.c_true-unreach-call.i [2018-11-18 08:34:41,433 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f4d00396-2512-4923-a68e-e824dae84c0a/bin-2019/uautomizer/data/30313447b/9fcdfd8eace34391a23d48a369b3df38/FLAG9ff83c1f4 [2018-11-18 08:34:41,793 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_f4d00396-2512-4923-a68e-e824dae84c0a/bin-2019/uautomizer/data/30313447b/9fcdfd8eace34391a23d48a369b3df38 [2018-11-18 08:34:41,795 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 08:34:41,796 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-18 08:34:41,797 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 08:34:41,797 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 08:34:41,799 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 08:34:41,799 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:34:41" (1/1) ... [2018-11-18 08:34:41,801 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6bac6eb4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:34:41, skipping insertion in model container [2018-11-18 08:34:41,801 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:34:41" (1/1) ... [2018-11-18 08:34:41,808 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 08:34:41,838 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 08:34:42,064 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 08:34:42,068 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 08:34:42,098 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 08:34:42,163 INFO L195 MainTranslator]: Completed translation [2018-11-18 08:34:42,163 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:34:42 WrapperNode [2018-11-18 08:34:42,163 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 08:34:42,164 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 08:34:42,164 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 08:34:42,164 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 08:34:42,220 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:34:42" (1/1) ... [2018-11-18 08:34:42,220 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:34:42" (1/1) ... [2018-11-18 08:34:42,232 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:34:42" (1/1) ... [2018-11-18 08:34:42,233 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:34:42" (1/1) ... [2018-11-18 08:34:42,243 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:34:42" (1/1) ... [2018-11-18 08:34:42,244 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:34:42" (1/1) ... [2018-11-18 08:34:42,246 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:34:42" (1/1) ... [2018-11-18 08:34:42,251 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 08:34:42,252 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 08:34:42,252 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 08:34:42,252 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 08:34:42,252 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:34:42" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f4d00396-2512-4923-a68e-e824dae84c0a/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 08:34:42,296 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 08:34:42,296 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 08:34:42,296 INFO L138 BoogieDeclarations]: Found implementation of procedure __blast_assert [2018-11-18 08:34:42,296 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 08:34:42,296 INFO L138 BoogieDeclarations]: Found implementation of procedure getService [2018-11-18 08:34:42,296 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-18 08:34:42,296 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-11-18 08:34:42,297 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2018-11-18 08:34:42,297 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2018-11-18 08:34:42,297 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2018-11-18 08:34:42,297 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2018-11-18 08:34:42,297 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2018-11-18 08:34:42,297 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2018-11-18 08:34:42,297 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2018-11-18 08:34:42,297 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2018-11-18 08:34:42,297 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2018-11-18 08:34:42,298 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2018-11-18 08:34:42,298 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2018-11-18 08:34:42,298 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2018-11-18 08:34:42,298 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2018-11-18 08:34:42,298 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2018-11-18 08:34:42,298 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2018-11-18 08:34:42,298 INFO L130 BoogieDeclarations]: Found specification of procedure select [2018-11-18 08:34:42,298 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2018-11-18 08:34:42,298 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-11-18 08:34:42,299 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-11-18 08:34:42,299 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-11-18 08:34:42,299 INFO L130 BoogieDeclarations]: Found specification of procedure random [2018-11-18 08:34:42,299 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2018-11-18 08:34:42,299 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2018-11-18 08:34:42,299 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2018-11-18 08:34:42,299 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2018-11-18 08:34:42,299 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2018-11-18 08:34:42,299 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2018-11-18 08:34:42,299 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2018-11-18 08:34:42,300 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2018-11-18 08:34:42,300 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2018-11-18 08:34:42,300 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2018-11-18 08:34:42,300 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2018-11-18 08:34:42,300 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2018-11-18 08:34:42,300 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2018-11-18 08:34:42,300 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2018-11-18 08:34:42,300 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2018-11-18 08:34:42,300 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2018-11-18 08:34:42,300 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2018-11-18 08:34:42,301 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2018-11-18 08:34:42,301 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2018-11-18 08:34:42,301 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2018-11-18 08:34:42,301 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2018-11-18 08:34:42,301 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-11-18 08:34:42,301 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-11-18 08:34:42,301 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-11-18 08:34:42,301 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-11-18 08:34:42,301 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2018-11-18 08:34:42,302 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2018-11-18 08:34:42,302 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-11-18 08:34:42,302 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2018-11-18 08:34:42,302 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2018-11-18 08:34:42,302 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2018-11-18 08:34:42,302 INFO L130 BoogieDeclarations]: Found specification of procedure free [2018-11-18 08:34:42,302 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2018-11-18 08:34:42,302 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2018-11-18 08:34:42,302 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2018-11-18 08:34:42,302 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-11-18 08:34:42,303 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2018-11-18 08:34:42,305 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2018-11-18 08:34:42,305 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2018-11-18 08:34:42,305 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-18 08:34:42,305 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2018-11-18 08:34:42,305 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2018-11-18 08:34:42,305 INFO L130 BoogieDeclarations]: Found specification of procedure __secure_getenv [2018-11-18 08:34:42,306 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2018-11-18 08:34:42,306 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2018-11-18 08:34:42,306 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2018-11-18 08:34:42,306 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2018-11-18 08:34:42,306 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2018-11-18 08:34:42,306 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2018-11-18 08:34:42,306 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2018-11-18 08:34:42,306 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-11-18 08:34:42,306 INFO L130 BoogieDeclarations]: Found specification of procedure system [2018-11-18 08:34:42,306 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2018-11-18 08:34:42,307 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2018-11-18 08:34:42,307 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2018-11-18 08:34:42,307 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2018-11-18 08:34:42,307 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2018-11-18 08:34:42,307 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2018-11-18 08:34:42,307 INFO L130 BoogieDeclarations]: Found specification of procedure div [2018-11-18 08:34:42,307 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2018-11-18 08:34:42,307 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2018-11-18 08:34:42,307 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2018-11-18 08:34:42,307 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2018-11-18 08:34:42,308 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2018-11-18 08:34:42,308 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2018-11-18 08:34:42,308 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2018-11-18 08:34:42,308 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2018-11-18 08:34:42,308 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-11-18 08:34:42,308 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-11-18 08:34:42,308 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-11-18 08:34:42,308 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-11-18 08:34:42,308 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2018-11-18 08:34:42,308 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2018-11-18 08:34:42,308 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2018-11-18 08:34:42,309 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-11-18 08:34:42,309 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2018-11-18 08:34:42,309 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2018-11-18 08:34:42,309 INFO L130 BoogieDeclarations]: Found specification of procedure posix_openpt [2018-11-18 08:34:42,309 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2018-11-18 08:34:42,309 INFO L130 BoogieDeclarations]: Found specification of procedure __underflow [2018-11-18 08:34:42,309 INFO L130 BoogieDeclarations]: Found specification of procedure __uflow [2018-11-18 08:34:42,309 INFO L130 BoogieDeclarations]: Found specification of procedure __overflow [2018-11-18 08:34:42,309 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_getc [2018-11-18 08:34:42,309 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_putc [2018-11-18 08:34:42,309 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_feof [2018-11-18 08:34:42,311 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_ferror [2018-11-18 08:34:42,311 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_peekc_locked [2018-11-18 08:34:42,311 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_flockfile [2018-11-18 08:34:42,311 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_funlockfile [2018-11-18 08:34:42,311 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_ftrylockfile [2018-11-18 08:34:42,311 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_vfscanf [2018-11-18 08:34:42,311 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_vfprintf [2018-11-18 08:34:42,311 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_padn [2018-11-18 08:34:42,311 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_sgetn [2018-11-18 08:34:42,312 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_seekoff [2018-11-18 08:34:42,312 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_seekpos [2018-11-18 08:34:42,312 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_free_backup_area [2018-11-18 08:34:42,312 INFO L130 BoogieDeclarations]: Found specification of procedure remove [2018-11-18 08:34:42,312 INFO L130 BoogieDeclarations]: Found specification of procedure rename [2018-11-18 08:34:42,312 INFO L130 BoogieDeclarations]: Found specification of procedure renameat [2018-11-18 08:34:42,312 INFO L130 BoogieDeclarations]: Found specification of procedure tmpfile [2018-11-18 08:34:42,312 INFO L130 BoogieDeclarations]: Found specification of procedure tmpnam [2018-11-18 08:34:42,312 INFO L130 BoogieDeclarations]: Found specification of procedure tmpnam_r [2018-11-18 08:34:42,312 INFO L130 BoogieDeclarations]: Found specification of procedure tempnam [2018-11-18 08:34:42,313 INFO L130 BoogieDeclarations]: Found specification of procedure fclose [2018-11-18 08:34:42,313 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2018-11-18 08:34:42,313 INFO L130 BoogieDeclarations]: Found specification of procedure fflush_unlocked [2018-11-18 08:34:42,313 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2018-11-18 08:34:42,313 INFO L130 BoogieDeclarations]: Found specification of procedure freopen [2018-11-18 08:34:42,313 INFO L130 BoogieDeclarations]: Found specification of procedure fdopen [2018-11-18 08:34:42,313 INFO L130 BoogieDeclarations]: Found specification of procedure fmemopen [2018-11-18 08:34:42,313 INFO L130 BoogieDeclarations]: Found specification of procedure open_memstream [2018-11-18 08:34:42,313 INFO L130 BoogieDeclarations]: Found specification of procedure setbuf [2018-11-18 08:34:42,313 INFO L130 BoogieDeclarations]: Found specification of procedure setvbuf [2018-11-18 08:34:42,314 INFO L130 BoogieDeclarations]: Found specification of procedure setbuffer [2018-11-18 08:34:42,314 INFO L130 BoogieDeclarations]: Found specification of procedure setlinebuf [2018-11-18 08:34:42,314 INFO L130 BoogieDeclarations]: Found specification of procedure fprintf [2018-11-18 08:34:42,314 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2018-11-18 08:34:42,314 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2018-11-18 08:34:42,314 INFO L130 BoogieDeclarations]: Found specification of procedure vfprintf [2018-11-18 08:34:42,314 INFO L130 BoogieDeclarations]: Found specification of procedure vprintf [2018-11-18 08:34:42,314 INFO L130 BoogieDeclarations]: Found specification of procedure vsprintf [2018-11-18 08:34:42,314 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2018-11-18 08:34:42,314 INFO L130 BoogieDeclarations]: Found specification of procedure vsnprintf [2018-11-18 08:34:42,315 INFO L130 BoogieDeclarations]: Found specification of procedure vdprintf [2018-11-18 08:34:42,315 INFO L130 BoogieDeclarations]: Found specification of procedure dprintf [2018-11-18 08:34:42,315 INFO L130 BoogieDeclarations]: Found specification of procedure fscanf [2018-11-18 08:34:42,315 INFO L130 BoogieDeclarations]: Found specification of procedure scanf [2018-11-18 08:34:42,315 INFO L130 BoogieDeclarations]: Found specification of procedure sscanf [2018-11-18 08:34:42,315 INFO L130 BoogieDeclarations]: Found specification of procedure vfscanf [2018-11-18 08:34:42,316 INFO L130 BoogieDeclarations]: Found specification of procedure vscanf [2018-11-18 08:34:42,316 INFO L130 BoogieDeclarations]: Found specification of procedure vsscanf [2018-11-18 08:34:42,316 INFO L130 BoogieDeclarations]: Found specification of procedure fgetc [2018-11-18 08:34:42,316 INFO L130 BoogieDeclarations]: Found specification of procedure getc [2018-11-18 08:34:42,316 INFO L130 BoogieDeclarations]: Found specification of procedure getchar [2018-11-18 08:34:42,316 INFO L130 BoogieDeclarations]: Found specification of procedure getc_unlocked [2018-11-18 08:34:42,316 INFO L130 BoogieDeclarations]: Found specification of procedure getchar_unlocked [2018-11-18 08:34:42,316 INFO L130 BoogieDeclarations]: Found specification of procedure fgetc_unlocked [2018-11-18 08:34:42,316 INFO L130 BoogieDeclarations]: Found specification of procedure fputc [2018-11-18 08:34:42,316 INFO L130 BoogieDeclarations]: Found specification of procedure putc [2018-11-18 08:34:42,317 INFO L130 BoogieDeclarations]: Found specification of procedure putchar [2018-11-18 08:34:42,317 INFO L130 BoogieDeclarations]: Found specification of procedure fputc_unlocked [2018-11-18 08:34:42,317 INFO L130 BoogieDeclarations]: Found specification of procedure putc_unlocked [2018-11-18 08:34:42,317 INFO L130 BoogieDeclarations]: Found specification of procedure putchar_unlocked [2018-11-18 08:34:42,317 INFO L130 BoogieDeclarations]: Found specification of procedure getw [2018-11-18 08:34:42,317 INFO L130 BoogieDeclarations]: Found specification of procedure putw [2018-11-18 08:34:42,317 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2018-11-18 08:34:42,317 INFO L130 BoogieDeclarations]: Found specification of procedure gets [2018-11-18 08:34:42,317 INFO L130 BoogieDeclarations]: Found specification of procedure __getdelim [2018-11-18 08:34:42,317 INFO L130 BoogieDeclarations]: Found specification of procedure getdelim [2018-11-18 08:34:42,318 INFO L130 BoogieDeclarations]: Found specification of procedure getline [2018-11-18 08:34:42,318 INFO L130 BoogieDeclarations]: Found specification of procedure fputs [2018-11-18 08:34:42,318 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2018-11-18 08:34:42,318 INFO L130 BoogieDeclarations]: Found specification of procedure ungetc [2018-11-18 08:34:42,318 INFO L130 BoogieDeclarations]: Found specification of procedure fread [2018-11-18 08:34:42,318 INFO L130 BoogieDeclarations]: Found specification of procedure fwrite [2018-11-18 08:34:42,318 INFO L130 BoogieDeclarations]: Found specification of procedure fread_unlocked [2018-11-18 08:34:42,318 INFO L130 BoogieDeclarations]: Found specification of procedure fwrite_unlocked [2018-11-18 08:34:42,318 INFO L130 BoogieDeclarations]: Found specification of procedure fseek [2018-11-18 08:34:42,318 INFO L130 BoogieDeclarations]: Found specification of procedure ftell [2018-11-18 08:34:42,320 INFO L130 BoogieDeclarations]: Found specification of procedure rewind [2018-11-18 08:34:42,320 INFO L130 BoogieDeclarations]: Found specification of procedure fseeko [2018-11-18 08:34:42,320 INFO L130 BoogieDeclarations]: Found specification of procedure ftello [2018-11-18 08:34:42,320 INFO L130 BoogieDeclarations]: Found specification of procedure fgetpos [2018-11-18 08:34:42,320 INFO L130 BoogieDeclarations]: Found specification of procedure fsetpos [2018-11-18 08:34:42,320 INFO L130 BoogieDeclarations]: Found specification of procedure clearerr [2018-11-18 08:34:42,320 INFO L130 BoogieDeclarations]: Found specification of procedure feof [2018-11-18 08:34:42,320 INFO L130 BoogieDeclarations]: Found specification of procedure ferror [2018-11-18 08:34:42,321 INFO L130 BoogieDeclarations]: Found specification of procedure clearerr_unlocked [2018-11-18 08:34:42,321 INFO L130 BoogieDeclarations]: Found specification of procedure feof_unlocked [2018-11-18 08:34:42,321 INFO L130 BoogieDeclarations]: Found specification of procedure ferror_unlocked [2018-11-18 08:34:42,321 INFO L130 BoogieDeclarations]: Found specification of procedure perror [2018-11-18 08:34:42,321 INFO L130 BoogieDeclarations]: Found specification of procedure fileno [2018-11-18 08:34:42,321 INFO L130 BoogieDeclarations]: Found specification of procedure fileno_unlocked [2018-11-18 08:34:42,321 INFO L130 BoogieDeclarations]: Found specification of procedure popen [2018-11-18 08:34:42,321 INFO L130 BoogieDeclarations]: Found specification of procedure pclose [2018-11-18 08:34:42,321 INFO L130 BoogieDeclarations]: Found specification of procedure ctermid [2018-11-18 08:34:42,321 INFO L130 BoogieDeclarations]: Found specification of procedure flockfile [2018-11-18 08:34:42,322 INFO L130 BoogieDeclarations]: Found specification of procedure ftrylockfile [2018-11-18 08:34:42,322 INFO L130 BoogieDeclarations]: Found specification of procedure funlockfile [2018-11-18 08:34:42,322 INFO L130 BoogieDeclarations]: Found specification of procedure __blast_assert [2018-11-18 08:34:42,322 INFO L130 BoogieDeclarations]: Found specification of procedure getService [2018-11-18 08:34:42,322 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 08:34:42,322 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 08:34:42,322 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 08:34:42,322 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 08:34:42,322 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 08:34:42,610 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 08:34:42,610 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:34:42 BoogieIcfgContainer [2018-11-18 08:34:42,610 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 08:34:42,611 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 08:34:42,611 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 08:34:42,613 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 08:34:42,614 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 08:34:41" (1/3) ... [2018-11-18 08:34:42,614 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f92158c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 08:34:42, skipping insertion in model container [2018-11-18 08:34:42,614 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:34:42" (2/3) ... [2018-11-18 08:34:42,615 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f92158c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 08:34:42, skipping insertion in model container [2018-11-18 08:34:42,615 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:34:42" (3/3) ... [2018-11-18 08:34:42,616 INFO L112 eAbstractionObserver]: Analyzing ICFG test_overflow_true-termination.c_true-unreach-call.i [2018-11-18 08:34:42,622 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 08:34:42,627 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 08:34:42,637 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 08:34:42,660 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 08:34:42,660 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 08:34:42,660 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 08:34:42,660 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 08:34:42,661 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 08:34:42,661 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 08:34:42,661 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 08:34:42,661 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 08:34:42,661 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 08:34:42,672 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states. [2018-11-18 08:34:42,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-18 08:34:42,676 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 08:34:42,676 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 08:34:42,678 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 08:34:42,681 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 08:34:42,682 INFO L82 PathProgramCache]: Analyzing trace with hash -334787034, now seen corresponding path program 1 times [2018-11-18 08:34:42,683 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 08:34:42,683 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 08:34:42,717 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:34:42,717 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 08:34:42,717 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:34:42,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:34:42,793 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 08:34:42,795 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 08:34:42,795 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 08:34:42,797 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 08:34:42,805 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 08:34:42,805 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 08:34:42,806 INFO L87 Difference]: Start difference. First operand 22 states. Second operand 3 states. [2018-11-18 08:34:42,822 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 08:34:42,822 INFO L93 Difference]: Finished difference Result 27 states and 26 transitions. [2018-11-18 08:34:42,822 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 08:34:42,823 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 14 [2018-11-18 08:34:42,824 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 08:34:42,828 INFO L225 Difference]: With dead ends: 27 [2018-11-18 08:34:42,829 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 08:34:42,831 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 08:34:42,841 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 08:34:42,844 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 08:34:42,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 08:34:42,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 08:34:42,846 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 14 [2018-11-18 08:34:42,846 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 08:34:42,846 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 08:34:42,846 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 08:34:42,846 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 08:34:42,847 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 08:34:42,849 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 08:34:42,869 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 08:34:42,869 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-11-18 08:34:42,869 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 08:34:42,869 INFO L425 ceAbstractionStarter]: For program point __blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 1605) no Hoare annotation was computed. [2018-11-18 08:34:42,869 INFO L425 ceAbstractionStarter]: For program point __blast_assertEXIT(lines 1603 1606) no Hoare annotation was computed. [2018-11-18 08:34:42,870 INFO L425 ceAbstractionStarter]: For program point __blast_assertFINAL(lines 1603 1606) no Hoare annotation was computed. [2018-11-18 08:34:42,870 INFO L428 ceAbstractionStarter]: At program point __blast_assertENTRY(lines 1603 1606) the Hoare annotation is: true [2018-11-18 08:34:42,870 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 08:34:42,870 INFO L428 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-11-18 08:34:42,870 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 08:34:42,870 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 08:34:42,870 INFO L428 ceAbstractionStarter]: At program point L1617(line 1617) the Hoare annotation is: true [2018-11-18 08:34:42,870 INFO L425 ceAbstractionStarter]: For program point L1617-1(line 1617) no Hoare annotation was computed. [2018-11-18 08:34:42,870 INFO L421 ceAbstractionStarter]: At program point L1618-2(line 1618) the Hoare annotation is: false [2018-11-18 08:34:42,870 INFO L425 ceAbstractionStarter]: For program point L1618-3(line 1618) no Hoare annotation was computed. [2018-11-18 08:34:42,870 INFO L428 ceAbstractionStarter]: At program point mainENTRY(lines 1614 1621) the Hoare annotation is: true [2018-11-18 08:34:42,870 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 1614 1621) no Hoare annotation was computed. [2018-11-18 08:34:42,871 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 1614 1621) no Hoare annotation was computed. [2018-11-18 08:34:42,871 INFO L425 ceAbstractionStarter]: For program point L1618(line 1618) no Hoare annotation was computed. [2018-11-18 08:34:42,871 INFO L425 ceAbstractionStarter]: For program point getServiceEXIT(lines 1624 1629) no Hoare annotation was computed. [2018-11-18 08:34:42,871 INFO L428 ceAbstractionStarter]: At program point getServiceENTRY(lines 1624 1629) the Hoare annotation is: true [2018-11-18 08:34:42,871 INFO L425 ceAbstractionStarter]: For program point getServiceFINAL(lines 1624 1629) no Hoare annotation was computed. [2018-11-18 08:34:42,873 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 08:34:42 BoogieIcfgContainer [2018-11-18 08:34:42,873 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 08:34:42,873 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 08:34:42,874 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 08:34:42,874 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 08:34:42,874 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:34:42" (3/4) ... [2018-11-18 08:34:42,877 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 08:34:42,881 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 08:34:42,882 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __blast_assert [2018-11-18 08:34:42,882 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 08:34:42,882 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure getService [2018-11-18 08:34:42,884 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2018-11-18 08:34:42,885 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-18 08:34:42,885 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-18 08:34:42,911 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_f4d00396-2512-4923-a68e-e824dae84c0a/bin-2019/uautomizer/witness.graphml [2018-11-18 08:34:42,911 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 08:34:42,912 INFO L168 Benchmark]: Toolchain (without parser) took 1115.98 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.7 MB). Free memory was 950.0 MB in the beginning and 1.1 GB in the end (delta: -104.3 MB). Peak memory consumption was 39.3 MB. Max. memory is 11.5 GB. [2018-11-18 08:34:42,913 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 08:34:42,913 INFO L168 Benchmark]: CACSL2BoogieTranslator took 366.84 ms. Allocated memory is still 1.0 GB. Free memory was 950.0 MB in the beginning and 901.7 MB in the end (delta: 48.3 MB). Peak memory consumption was 48.3 MB. Max. memory is 11.5 GB. [2018-11-18 08:34:42,913 INFO L168 Benchmark]: Boogie Preprocessor took 87.45 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.7 MB). Free memory was 901.7 MB in the beginning and 1.1 GB in the end (delta: -236.2 MB). Peak memory consumption was 16.2 MB. Max. memory is 11.5 GB. [2018-11-18 08:34:42,914 INFO L168 Benchmark]: RCFGBuilder took 358.78 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: 57.4 MB). Peak memory consumption was 57.4 MB. Max. memory is 11.5 GB. [2018-11-18 08:34:42,915 INFO L168 Benchmark]: TraceAbstraction took 262.33 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: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 11.5 GB. [2018-11-18 08:34:42,915 INFO L168 Benchmark]: Witness Printer took 37.58 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: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. [2018-11-18 08:34:42,917 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 366.84 ms. Allocated memory is still 1.0 GB. Free memory was 950.0 MB in the beginning and 901.7 MB in the end (delta: 48.3 MB). Peak memory consumption was 48.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 87.45 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.7 MB). Free memory was 901.7 MB in the beginning and 1.1 GB in the end (delta: -236.2 MB). Peak memory consumption was 16.2 MB. Max. memory is 11.5 GB. * RCFGBuilder took 358.78 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: 57.4 MB). Peak memory consumption was 57.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 262.33 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: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 11.5 GB. * Witness Printer took 37.58 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: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 1605]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 22 locations, 1 error locations. SAFE Result, 0.2s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 15 SDtfs, 5 SDslu, 6 SDs, 0 SdLazy, 2 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=22occurred 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: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 8 LocationsWithAnnotation, 8 PreInvPairs, 8 NumberOfFragments, 8 HoareAnnotationTreeSize, 8 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 8 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 14 NumberOfCodeBlocks, 14 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 13 ConstructedInterpolants, 0 QuantifiedInterpolants, 273 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...