./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-nla/fermat3-both-nt.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 38b53e6a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69245f5c-41ee-4b61-a011-e563e0860504/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69245f5c-41ee-4b61-a011-e563e0860504/bin/utaipan-ByfvJB40ur/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69245f5c-41ee-4b61-a011-e563e0860504/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69245f5c-41ee-4b61-a011-e563e0860504/bin/utaipan-ByfvJB40ur/config/TaipanReach.xml -i ../../sv-benchmarks/c/termination-nla/fermat3-both-nt.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69245f5c-41ee-4b61-a011-e563e0860504/bin/utaipan-ByfvJB40ur/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69245f5c-41ee-4b61-a011-e563e0860504/bin/utaipan-ByfvJB40ur --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 f1e0d46028fd28d9c1cbc056102895f065be9229080945a2c9ee558e687c7175 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-38b53e6 [2022-11-26 00:13:13,328 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-26 00:13:13,330 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-26 00:13:13,370 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-26 00:13:13,370 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-26 00:13:13,375 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-26 00:13:13,377 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-26 00:13:13,381 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-26 00:13:13,385 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-26 00:13:13,388 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-26 00:13:13,389 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-26 00:13:13,390 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-26 00:13:13,391 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-26 00:13:13,392 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-26 00:13:13,393 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-26 00:13:13,394 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-26 00:13:13,395 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-26 00:13:13,396 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-26 00:13:13,398 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-26 00:13:13,411 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-26 00:13:13,414 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-26 00:13:13,416 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-26 00:13:13,418 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-26 00:13:13,419 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-26 00:13:13,431 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-26 00:13:13,432 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-26 00:13:13,432 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-26 00:13:13,434 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-26 00:13:13,435 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-26 00:13:13,436 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-26 00:13:13,436 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-26 00:13:13,437 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-26 00:13:13,439 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-26 00:13:13,440 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-26 00:13:13,441 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-26 00:13:13,442 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-26 00:13:13,442 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-26 00:13:13,443 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-26 00:13:13,443 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-26 00:13:13,444 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-26 00:13:13,445 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-26 00:13:13,446 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69245f5c-41ee-4b61-a011-e563e0860504/bin/utaipan-ByfvJB40ur/config/svcomp-Overflow-32bit-Taipan_Default.epf [2022-11-26 00:13:13,487 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-26 00:13:13,487 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-26 00:13:13,488 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-26 00:13:13,488 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-26 00:13:13,489 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-26 00:13:13,489 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-26 00:13:13,489 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-26 00:13:13,489 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-26 00:13:13,490 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-26 00:13:13,490 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-26 00:13:13,491 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-26 00:13:13,491 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-26 00:13:13,491 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-26 00:13:13,492 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-26 00:13:13,492 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-26 00:13:13,492 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-26 00:13:13,492 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-26 00:13:13,492 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-26 00:13:13,493 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-26 00:13:13,494 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-26 00:13:13,494 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-26 00:13:13,494 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-26 00:13:13,494 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-26 00:13:13,495 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-26 00:13:13,495 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-26 00:13:13,495 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-26 00:13:13,495 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-26 00:13:13,495 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-26 00:13:13,495 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-26 00:13:13,496 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-26 00:13:13,496 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-26 00:13:13,496 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-26 00:13:13,496 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-26 00:13:13,497 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-26 00:13:13,497 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-26 00:13:13,497 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-26 00:13:13,497 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-26 00:13:13,497 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-26 00:13:13,498 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-26 00:13:13,498 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-26 00:13:13,498 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-26 00:13:13,498 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-26 00:13:13,498 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-26 00:13:13,499 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_69245f5c-41ee-4b61-a011-e563e0860504/bin/utaipan-ByfvJB40ur/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69245f5c-41ee-4b61-a011-e563e0860504/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f1e0d46028fd28d9c1cbc056102895f065be9229080945a2c9ee558e687c7175 [2022-11-26 00:13:13,739 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-26 00:13:13,760 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-26 00:13:13,763 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-26 00:13:13,764 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-26 00:13:13,764 INFO L275 PluginConnector]: CDTParser initialized [2022-11-26 00:13:13,766 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69245f5c-41ee-4b61-a011-e563e0860504/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/termination-nla/fermat3-both-nt.c [2022-11-26 00:13:16,730 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-26 00:13:16,898 INFO L351 CDTParser]: Found 1 translation units. [2022-11-26 00:13:16,899 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69245f5c-41ee-4b61-a011-e563e0860504/sv-benchmarks/c/termination-nla/fermat3-both-nt.c [2022-11-26 00:13:16,908 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69245f5c-41ee-4b61-a011-e563e0860504/bin/utaipan-ByfvJB40ur/data/15273a843/92629662156946d68c40eb39e1297514/FLAG82abeb273 [2022-11-26 00:13:16,928 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69245f5c-41ee-4b61-a011-e563e0860504/bin/utaipan-ByfvJB40ur/data/15273a843/92629662156946d68c40eb39e1297514 [2022-11-26 00:13:16,931 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-26 00:13:16,932 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-26 00:13:16,935 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-26 00:13:16,936 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-26 00:13:16,941 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-26 00:13:16,942 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:13:16" (1/1) ... [2022-11-26 00:13:16,943 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67948c9e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:13:16, skipping insertion in model container [2022-11-26 00:13:16,943 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:13:16" (1/1) ... [2022-11-26 00:13:16,950 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-26 00:13:16,968 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-26 00:13:17,125 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-26 00:13:17,130 INFO L203 MainTranslator]: Completed pre-run [2022-11-26 00:13:17,146 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-26 00:13:17,159 INFO L208 MainTranslator]: Completed translation [2022-11-26 00:13:17,159 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:13:17 WrapperNode [2022-11-26 00:13:17,159 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-26 00:13:17,160 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-26 00:13:17,160 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-26 00:13:17,160 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-26 00:13:17,166 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:13:17" (1/1) ... [2022-11-26 00:13:17,170 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:13:17" (1/1) ... [2022-11-26 00:13:17,188 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 50 [2022-11-26 00:13:17,189 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-26 00:13:17,189 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-26 00:13:17,189 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-26 00:13:17,190 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-26 00:13:17,199 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:13:17" (1/1) ... [2022-11-26 00:13:17,199 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:13:17" (1/1) ... [2022-11-26 00:13:17,200 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:13:17" (1/1) ... [2022-11-26 00:13:17,200 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:13:17" (1/1) ... [2022-11-26 00:13:17,202 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:13:17" (1/1) ... [2022-11-26 00:13:17,207 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:13:17" (1/1) ... [2022-11-26 00:13:17,208 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:13:17" (1/1) ... [2022-11-26 00:13:17,208 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:13:17" (1/1) ... [2022-11-26 00:13:17,210 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-26 00:13:17,211 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-26 00:13:17,211 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-26 00:13:17,211 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-26 00:13:17,212 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:13:17" (1/1) ... [2022-11-26 00:13:17,219 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-26 00:13:17,231 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69245f5c-41ee-4b61-a011-e563e0860504/bin/utaipan-ByfvJB40ur/z3 [2022-11-26 00:13:17,248 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69245f5c-41ee-4b61-a011-e563e0860504/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-26 00:13:17,274 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69245f5c-41ee-4b61-a011-e563e0860504/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-26 00:13:17,293 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-26 00:13:17,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-26 00:13:17,359 INFO L235 CfgBuilder]: Building ICFG [2022-11-26 00:13:17,361 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-26 00:13:17,553 INFO L276 CfgBuilder]: Performing block encoding [2022-11-26 00:13:17,624 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-26 00:13:17,631 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-26 00:13:17,634 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 12:13:17 BoogieIcfgContainer [2022-11-26 00:13:17,634 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-26 00:13:17,637 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-26 00:13:17,638 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-26 00:13:17,641 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-26 00:13:17,641 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 12:13:16" (1/3) ... [2022-11-26 00:13:17,642 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f0860bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 12:13:17, skipping insertion in model container [2022-11-26 00:13:17,643 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:13:17" (2/3) ... [2022-11-26 00:13:17,645 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f0860bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 12:13:17, skipping insertion in model container [2022-11-26 00:13:17,645 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 12:13:17" (3/3) ... [2022-11-26 00:13:17,650 INFO L112 eAbstractionObserver]: Analyzing ICFG fermat3-both-nt.c [2022-11-26 00:13:17,670 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-26 00:13:17,670 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2022-11-26 00:13:17,672 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f0860bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.11 12:13:17, skipping insertion in model container [2022-11-26 00:13:17,673 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-26 00:13:17,674 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-26 00:13:17,674 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-26 00:13:17,675 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-26 00:13:17,675 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 12:13:17" (3/3) ... [2022-11-26 00:13:17,678 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-26 00:13:17,689 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2022-11-26 00:13:17,689 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-11-26 00:13:17,690 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-26 00:13:17,744 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69245f5c-41ee-4b61-a011-e563e0860504/bin/utaipan-ByfvJB40ur/witness.graphml [2022-11-26 00:13:17,745 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-26 00:13:17,747 INFO L158 Benchmark]: Toolchain (without parser) took 814.50ms. Allocated memory is still 132.1MB. Free memory was 91.7MB in the beginning and 60.3MB in the end (delta: 31.4MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2022-11-26 00:13:17,748 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 132.1MB. Free memory is still 80.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-26 00:13:17,748 INFO L158 Benchmark]: CACSL2BoogieTranslator took 224.32ms. Allocated memory is still 132.1MB. Free memory was 91.7MB in the beginning and 82.0MB in the end (delta: 9.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-26 00:13:17,749 INFO L158 Benchmark]: Boogie Procedure Inliner took 28.69ms. Allocated memory is still 132.1MB. Free memory was 82.0MB in the beginning and 79.6MB in the end (delta: 2.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-26 00:13:17,749 INFO L158 Benchmark]: Boogie Preprocessor took 20.54ms. Allocated memory is still 132.1MB. Free memory was 79.2MB in the beginning and 78.2MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-26 00:13:17,749 INFO L158 Benchmark]: RCFGBuilder took 423.51ms. Allocated memory is still 132.1MB. Free memory was 78.2MB in the beginning and 65.6MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-26 00:13:17,755 INFO L158 Benchmark]: TraceAbstraction took 35.68ms. Allocated memory is still 132.1MB. Free memory was 64.9MB in the beginning and 62.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-26 00:13:17,755 INFO L158 Benchmark]: Witness Printer took 71.58ms. Allocated memory is still 132.1MB. Free memory was 62.8MB in the beginning and 60.3MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-26 00:13:17,757 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 132.1MB. Free memory is still 80.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 224.32ms. Allocated memory is still 132.1MB. Free memory was 91.7MB in the beginning and 82.0MB in the end (delta: 9.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 28.69ms. Allocated memory is still 132.1MB. Free memory was 82.0MB in the beginning and 79.6MB in the end (delta: 2.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 20.54ms. Allocated memory is still 132.1MB. Free memory was 79.2MB in the beginning and 78.2MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 423.51ms. Allocated memory is still 132.1MB. Free memory was 78.2MB in the beginning and 65.6MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 35.68ms. Allocated memory is still 132.1MB. Free memory was 64.9MB in the beginning and 62.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 71.58ms. Allocated memory is still 132.1MB. Free memory was 62.8MB in the beginning and 60.3MB in the end (delta: 2.5MB). 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 specification because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! [2022-11-26 00:13:17,780 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69245f5c-41ee-4b61-a011-e563e0860504/bin/utaipan-ByfvJB40ur/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