./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/bitvector/jain_2-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6da93b25-4a96-4fe1-aa04-431b1fab51bb/bin/utaipan-TEXQjIfE4P/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6da93b25-4a96-4fe1-aa04-431b1fab51bb/bin/utaipan-TEXQjIfE4P/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6da93b25-4a96-4fe1-aa04-431b1fab51bb/bin/utaipan-TEXQjIfE4P/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6da93b25-4a96-4fe1-aa04-431b1fab51bb/bin/utaipan-TEXQjIfE4P/config/TaipanReach.xml -i ../../sv-benchmarks/c/bitvector/jain_2-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6da93b25-4a96-4fe1-aa04-431b1fab51bb/bin/utaipan-TEXQjIfE4P/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6da93b25-4a96-4fe1-aa04-431b1fab51bb/bin/utaipan-TEXQjIfE4P --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 92241f3227c0a2a678e533c7e4602bca2cd56efbb9188155527144a0988b4416 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 01:47:47,060 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 01:47:47,064 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 01:47:47,114 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 01:47:47,114 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 01:47:47,116 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 01:47:47,118 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 01:47:47,121 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 01:47:47,123 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 01:47:47,125 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 01:47:47,126 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 01:47:47,128 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 01:47:47,129 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 01:47:47,131 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 01:47:47,133 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 01:47:47,134 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 01:47:47,136 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 01:47:47,147 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 01:47:47,153 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 01:47:47,162 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 01:47:47,165 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 01:47:47,173 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 01:47:47,175 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 01:47:47,176 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 01:47:47,180 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 01:47:47,181 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 01:47:47,181 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 01:47:47,182 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 01:47:47,183 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 01:47:47,191 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 01:47:47,191 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 01:47:47,193 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 01:47:47,195 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 01:47:47,197 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 01:47:47,199 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 01:47:47,199 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 01:47:47,200 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 01:47:47,200 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 01:47:47,201 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 01:47:47,202 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 01:47:47,203 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 01:47:47,204 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6da93b25-4a96-4fe1-aa04-431b1fab51bb/bin/utaipan-TEXQjIfE4P/config/svcomp-Overflow-32bit-Taipan_Default.epf [2021-11-21 01:47:47,254 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 01:47:47,254 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 01:47:47,255 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-21 01:47:47,255 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-21 01:47:47,262 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 01:47:47,263 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-21 01:47:47,263 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-21 01:47:47,263 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-21 01:47:47,263 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-21 01:47:47,264 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-21 01:47:47,265 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-21 01:47:47,265 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-21 01:47:47,265 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-21 01:47:47,266 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-21 01:47:47,266 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-21 01:47:47,266 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-21 01:47:47,266 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-21 01:47:47,267 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-21 01:47:47,267 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 01:47:47,268 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-21 01:47:47,268 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-21 01:47:47,268 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 01:47:47,268 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-21 01:47:47,269 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 01:47:47,269 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 01:47:47,269 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 01:47:47,269 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 01:47:47,270 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-21 01:47:47,270 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-21 01:47:47,270 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 01:47:47,270 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 01:47:47,271 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 01:47:47,271 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 01:47:47,271 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-21 01:47:47,271 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-21 01:47:47,272 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 01:47:47,272 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 01:47:47,272 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 01:47:47,272 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-21 01:47:47,273 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 01:47:47,273 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 01:47:47,273 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-21 01:47:47,273 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-21 01:47:47,275 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6da93b25-4a96-4fe1-aa04-431b1fab51bb/bin/utaipan-TEXQjIfE4P/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6da93b25-4a96-4fe1-aa04-431b1fab51bb/bin/utaipan-TEXQjIfE4P Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 92241f3227c0a2a678e533c7e4602bca2cd56efbb9188155527144a0988b4416 [2021-11-21 01:47:47,577 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 01:47:47,599 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 01:47:47,604 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 01:47:47,606 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 01:47:47,606 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 01:47:47,608 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6da93b25-4a96-4fe1-aa04-431b1fab51bb/bin/utaipan-TEXQjIfE4P/../../sv-benchmarks/c/bitvector/jain_2-1.c [2021-11-21 01:47:47,716 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6da93b25-4a96-4fe1-aa04-431b1fab51bb/bin/utaipan-TEXQjIfE4P/data/7ca82bd61/e441f18b0e7b4fd0a89a4921690f5395/FLAG20cc277ca [2021-11-21 01:47:48,166 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 01:47:48,166 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6da93b25-4a96-4fe1-aa04-431b1fab51bb/sv-benchmarks/c/bitvector/jain_2-1.c [2021-11-21 01:47:48,173 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6da93b25-4a96-4fe1-aa04-431b1fab51bb/bin/utaipan-TEXQjIfE4P/data/7ca82bd61/e441f18b0e7b4fd0a89a4921690f5395/FLAG20cc277ca [2021-11-21 01:47:48,525 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6da93b25-4a96-4fe1-aa04-431b1fab51bb/bin/utaipan-TEXQjIfE4P/data/7ca82bd61/e441f18b0e7b4fd0a89a4921690f5395 [2021-11-21 01:47:48,528 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 01:47:48,529 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 01:47:48,531 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 01:47:48,531 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 01:47:48,535 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 01:47:48,535 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 01:47:48" (1/1) ... [2021-11-21 01:47:48,536 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3fe136c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:47:48, skipping insertion in model container [2021-11-21 01:47:48,537 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 01:47:48" (1/1) ... [2021-11-21 01:47:48,544 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 01:47:48,557 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 01:47:48,741 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6da93b25-4a96-4fe1-aa04-431b1fab51bb/sv-benchmarks/c/bitvector/jain_2-1.c[675,688] [2021-11-21 01:47:48,749 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 01:47:48,758 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 01:47:48,771 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6da93b25-4a96-4fe1-aa04-431b1fab51bb/sv-benchmarks/c/bitvector/jain_2-1.c[675,688] [2021-11-21 01:47:48,774 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 01:47:48,788 INFO L208 MainTranslator]: Completed translation [2021-11-21 01:47:48,789 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:47:48 WrapperNode [2021-11-21 01:47:48,789 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 01:47:48,790 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 01:47:48,790 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 01:47:48,790 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 01:47:48,798 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:47:48" (1/1) ... [2021-11-21 01:47:48,804 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:47:48" (1/1) ... [2021-11-21 01:47:48,823 INFO L137 Inliner]: procedures = 13, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 31 [2021-11-21 01:47:48,823 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 01:47:48,824 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 01:47:48,824 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 01:47:48,824 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 01:47:48,833 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:47:48" (1/1) ... [2021-11-21 01:47:48,833 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:47:48" (1/1) ... [2021-11-21 01:47:48,834 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:47:48" (1/1) ... [2021-11-21 01:47:48,835 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:47:48" (1/1) ... [2021-11-21 01:47:48,837 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:47:48" (1/1) ... [2021-11-21 01:47:48,841 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:47:48" (1/1) ... [2021-11-21 01:47:48,842 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:47:48" (1/1) ... [2021-11-21 01:47:48,844 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 01:47:48,845 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 01:47:48,845 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 01:47:48,845 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 01:47:48,846 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:47:48" (1/1) ... [2021-11-21 01:47:48,854 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-21 01:47:48,866 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6da93b25-4a96-4fe1-aa04-431b1fab51bb/bin/utaipan-TEXQjIfE4P/z3 [2021-11-21 01:47:48,882 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6da93b25-4a96-4fe1-aa04-431b1fab51bb/bin/utaipan-TEXQjIfE4P/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-21 01:47:48,901 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6da93b25-4a96-4fe1-aa04-431b1fab51bb/bin/utaipan-TEXQjIfE4P/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-21 01:47:48,930 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-21 01:47:48,930 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 01:47:48,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 01:47:48,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-21 01:47:48,994 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 01:47:48,996 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 01:47:49,086 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 01:47:49,110 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 01:47:49,110 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-21 01:47:49,113 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 01:47:49 BoogieIcfgContainer [2021-11-21 01:47:49,113 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 01:47:49,115 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-21 01:47:49,115 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-21 01:47:49,119 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-21 01:47:49,119 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 01:47:48" (1/3) ... [2021-11-21 01:47:49,120 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@758f60cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 01:47:49, skipping insertion in model container [2021-11-21 01:47:49,120 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:47:48" (2/3) ... [2021-11-21 01:47:49,120 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@758f60cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 01:47:49, skipping insertion in model container [2021-11-21 01:47:49,121 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 01:47:49" (3/3) ... [2021-11-21 01:47:49,122 INFO L111 eAbstractionObserver]: Analyzing ICFG jain_2-1.c [2021-11-21 01:47:49,128 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-21 01:47:49,128 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2021-11-21 01:47:49,130 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@758f60cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.11 01:47:49, skipping insertion in model container [2021-11-21 01:47:49,130 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-21 01:47:49,131 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-21 01:47:49,131 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-21 01:47:49,132 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-21 01:47:49,132 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 01:47:49" (3/3) ... [2021-11-21 01:47:49,136 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-21 01:47:49,145 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2021-11-21 01:47:49,145 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2021-11-21 01:47:49,145 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-11-21 01:47:49,146 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-21 01:47:49,185 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6da93b25-4a96-4fe1-aa04-431b1fab51bb/bin/utaipan-TEXQjIfE4P/witness.graphml [2021-11-21 01:47:49,185 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-21 01:47:49,187 INFO L158 Benchmark]: Toolchain (without parser) took 656.65ms. Allocated memory was 86.0MB in the beginning and 107.0MB in the end (delta: 21.0MB). Free memory was 49.3MB in the beginning and 69.2MB in the end (delta: -19.9MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-21 01:47:49,188 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 86.0MB. Free memory was 65.6MB in the beginning and 65.5MB in the end (delta: 45.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-21 01:47:49,189 INFO L158 Benchmark]: CACSL2BoogieTranslator took 258.38ms. Allocated memory was 86.0MB in the beginning and 107.0MB in the end (delta: 21.0MB). Free memory was 49.0MB in the beginning and 84.4MB in the end (delta: -35.3MB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. [2021-11-21 01:47:49,190 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.27ms. Allocated memory is still 107.0MB. Free memory was 84.2MB in the beginning and 82.9MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-21 01:47:49,190 INFO L158 Benchmark]: Boogie Preprocessor took 20.14ms. Allocated memory is still 107.0MB. Free memory was 82.9MB in the beginning and 82.0MB in the end (delta: 945.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-21 01:47:49,191 INFO L158 Benchmark]: RCFGBuilder took 268.19ms. Allocated memory is still 107.0MB. Free memory was 81.7MB in the beginning and 72.8MB in the end (delta: 9.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-21 01:47:49,192 INFO L158 Benchmark]: TraceAbstraction took 15.43ms. Allocated memory is still 107.0MB. Free memory was 72.4MB in the beginning and 71.4MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-21 01:47:49,193 INFO L158 Benchmark]: Witness Printer took 53.74ms. Allocated memory is still 107.0MB. Free memory was 71.4MB in the beginning and 69.2MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-21 01:47:49,197 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 86.0MB. Free memory was 65.6MB in the beginning and 65.5MB in the end (delta: 45.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 258.38ms. Allocated memory was 86.0MB in the beginning and 107.0MB in the end (delta: 21.0MB). Free memory was 49.0MB in the beginning and 84.4MB in the end (delta: -35.3MB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 33.27ms. Allocated memory is still 107.0MB. Free memory was 84.2MB in the beginning and 82.9MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 20.14ms. Allocated memory is still 107.0MB. Free memory was 82.9MB in the beginning and 82.0MB in the end (delta: 945.4kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 268.19ms. Allocated memory is still 107.0MB. Free memory was 81.7MB in the beginning and 72.8MB in the end (delta: 9.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * TraceAbstraction took 15.43ms. Allocated memory is still 107.0MB. Free memory was 72.4MB in the beginning and 71.4MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 53.74ms. Allocated memory is still 107.0MB. Free memory was 71.4MB in the beginning and 69.2MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specifiation because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! [2021-11-21 01:47:49,243 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6da93b25-4a96-4fe1-aa04-431b1fab51bb/bin/utaipan-TEXQjIfE4P/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE