./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/loop-zilu/benchmark10_conjunctive.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 8393723b 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_09008b10-cff4-40cd-b99d-c495298ca96a/bin/uautomizer-TMbwUNV5ro/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09008b10-cff4-40cd-b99d-c495298ca96a/bin/uautomizer-TMbwUNV5ro/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09008b10-cff4-40cd-b99d-c495298ca96a/bin/uautomizer-TMbwUNV5ro/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09008b10-cff4-40cd-b99d-c495298ca96a/bin/uautomizer-TMbwUNV5ro/config/AutomizerReach.xml -i ../../sv-benchmarks/c/loop-zilu/benchmark10_conjunctive.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09008b10-cff4-40cd-b99d-c495298ca96a/bin/uautomizer-TMbwUNV5ro/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09008b10-cff4-40cd-b99d-c495298ca96a/bin/uautomizer-TMbwUNV5ro --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5a9444e5380fed44b00432b26b7edd9414dfa93ba2d2f76306ea753732eae2b3 --- 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-8393723 [2022-11-18 21:03:42,179 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-18 21:03:42,181 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-18 21:03:42,219 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-18 21:03:42,223 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-18 21:03:42,225 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-18 21:03:42,226 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-18 21:03:42,228 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-18 21:03:42,230 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-18 21:03:42,231 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-18 21:03:42,232 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-18 21:03:42,234 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-18 21:03:42,234 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-18 21:03:42,236 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-18 21:03:42,237 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-18 21:03:42,238 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-18 21:03:42,239 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-18 21:03:42,241 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-18 21:03:42,243 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-18 21:03:42,245 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-18 21:03:42,247 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-18 21:03:42,252 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-18 21:03:42,253 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-18 21:03:42,255 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-18 21:03:42,259 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-18 21:03:42,266 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-18 21:03:42,267 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-18 21:03:42,268 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-18 21:03:42,268 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-18 21:03:42,270 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-18 21:03:42,272 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-18 21:03:42,273 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-18 21:03:42,274 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-18 21:03:42,276 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-18 21:03:42,277 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-18 21:03:42,287 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-18 21:03:42,289 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-18 21:03:42,289 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-18 21:03:42,289 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-18 21:03:42,290 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-18 21:03:42,292 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-18 21:03:42,293 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09008b10-cff4-40cd-b99d-c495298ca96a/bin/uautomizer-TMbwUNV5ro/config/svcomp-Overflow-32bit-Automizer_Default.epf [2022-11-18 21:03:42,331 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-18 21:03:42,335 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-18 21:03:42,336 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-18 21:03:42,336 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-18 21:03:42,337 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-18 21:03:42,338 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-18 21:03:42,338 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-18 21:03:42,339 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-18 21:03:42,339 INFO L138 SettingsManager]: * Use SBE=true [2022-11-18 21:03:42,339 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-18 21:03:42,340 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-18 21:03:42,341 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-18 21:03:42,341 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-18 21:03:42,341 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-18 21:03:42,341 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-18 21:03:42,342 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-18 21:03:42,342 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-18 21:03:42,342 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-18 21:03:42,342 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-18 21:03:42,343 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-18 21:03:42,343 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-18 21:03:42,343 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-18 21:03:42,343 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-18 21:03:42,344 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-18 21:03:42,344 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-18 21:03:42,344 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-18 21:03:42,345 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 21:03:42,346 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-18 21:03:42,346 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-18 21:03:42,346 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-18 21:03:42,347 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-18 21:03:42,347 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-18 21:03:42,347 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-18 21:03:42,348 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-18 21:03:42,348 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-18 21:03:42,348 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_09008b10-cff4-40cd-b99d-c495298ca96a/bin/uautomizer-TMbwUNV5ro/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09008b10-cff4-40cd-b99d-c495298ca96a/bin/uautomizer-TMbwUNV5ro Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5a9444e5380fed44b00432b26b7edd9414dfa93ba2d2f76306ea753732eae2b3 [2022-11-18 21:03:42,634 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-18 21:03:42,656 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-18 21:03:42,659 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-18 21:03:42,661 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-18 21:03:42,661 INFO L275 PluginConnector]: CDTParser initialized [2022-11-18 21:03:42,663 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09008b10-cff4-40cd-b99d-c495298ca96a/bin/uautomizer-TMbwUNV5ro/../../sv-benchmarks/c/loop-zilu/benchmark10_conjunctive.i [2022-11-18 21:03:42,747 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09008b10-cff4-40cd-b99d-c495298ca96a/bin/uautomizer-TMbwUNV5ro/data/8668df9b1/9efdd3d062e7429a9c453a7f48c760c7/FLAG87f15ab5e [2022-11-18 21:03:43,244 INFO L306 CDTParser]: Found 1 translation units. [2022-11-18 21:03:43,244 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09008b10-cff4-40cd-b99d-c495298ca96a/sv-benchmarks/c/loop-zilu/benchmark10_conjunctive.i [2022-11-18 21:03:43,260 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09008b10-cff4-40cd-b99d-c495298ca96a/bin/uautomizer-TMbwUNV5ro/data/8668df9b1/9efdd3d062e7429a9c453a7f48c760c7/FLAG87f15ab5e [2022-11-18 21:03:43,596 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09008b10-cff4-40cd-b99d-c495298ca96a/bin/uautomizer-TMbwUNV5ro/data/8668df9b1/9efdd3d062e7429a9c453a7f48c760c7 [2022-11-18 21:03:43,599 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-18 21:03:43,600 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-18 21:03:43,602 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-18 21:03:43,602 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-18 21:03:43,606 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-18 21:03:43,606 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:03:43" (1/1) ... [2022-11-18 21:03:43,608 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17d203f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:03:43, skipping insertion in model container [2022-11-18 21:03:43,608 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:03:43" (1/1) ... [2022-11-18 21:03:43,615 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-18 21:03:43,629 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-18 21:03:43,795 WARN L234 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_09008b10-cff4-40cd-b99d-c495298ca96a/sv-benchmarks/c/loop-zilu/benchmark10_conjunctive.i[873,886] [2022-11-18 21:03:43,816 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 21:03:43,829 INFO L203 MainTranslator]: Completed pre-run [2022-11-18 21:03:43,844 WARN L234 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_09008b10-cff4-40cd-b99d-c495298ca96a/sv-benchmarks/c/loop-zilu/benchmark10_conjunctive.i[873,886] [2022-11-18 21:03:43,857 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 21:03:43,874 INFO L208 MainTranslator]: Completed translation [2022-11-18 21:03:43,875 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:03:43 WrapperNode [2022-11-18 21:03:43,875 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-18 21:03:43,876 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-18 21:03:43,877 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-18 21:03:43,877 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-18 21:03:43,885 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:03:43" (1/1) ... [2022-11-18 21:03:43,892 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:03:43" (1/1) ... [2022-11-18 21:03:43,912 INFO L138 Inliner]: procedures = 15, calls = 7, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 36 [2022-11-18 21:03:43,913 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-18 21:03:43,914 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-18 21:03:43,915 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-18 21:03:43,915 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-18 21:03:43,924 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:03:43" (1/1) ... [2022-11-18 21:03:43,925 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:03:43" (1/1) ... [2022-11-18 21:03:43,926 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:03:43" (1/1) ... [2022-11-18 21:03:43,927 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:03:43" (1/1) ... [2022-11-18 21:03:43,936 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:03:43" (1/1) ... [2022-11-18 21:03:43,943 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:03:43" (1/1) ... [2022-11-18 21:03:43,945 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:03:43" (1/1) ... [2022-11-18 21:03:43,946 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:03:43" (1/1) ... [2022-11-18 21:03:43,954 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-18 21:03:43,955 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-18 21:03:43,955 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-18 21:03:43,956 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-18 21:03:43,957 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:03:43" (1/1) ... [2022-11-18 21:03:43,964 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 21:03:43,978 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09008b10-cff4-40cd-b99d-c495298ca96a/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 21:03:43,988 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09008b10-cff4-40cd-b99d-c495298ca96a/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-18 21:03:43,990 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09008b10-cff4-40cd-b99d-c495298ca96a/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-18 21:03:44,021 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-18 21:03:44,021 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-18 21:03:44,021 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-18 21:03:44,021 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-18 21:03:44,088 INFO L235 CfgBuilder]: Building ICFG [2022-11-18 21:03:44,091 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-18 21:03:44,288 INFO L276 CfgBuilder]: Performing block encoding [2022-11-18 21:03:44,294 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-18 21:03:44,295 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-18 21:03:44,297 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:03:44 BoogieIcfgContainer [2022-11-18 21:03:44,297 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-18 21:03:44,299 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-18 21:03:44,299 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-18 21:03:44,302 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-18 21:03:44,303 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 09:03:43" (1/3) ... [2022-11-18 21:03:44,304 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19aa1e50 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 09:03:44, skipping insertion in model container [2022-11-18 21:03:44,304 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:03:43" (2/3) ... [2022-11-18 21:03:44,304 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19aa1e50 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 09:03:44, skipping insertion in model container [2022-11-18 21:03:44,305 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:03:44" (3/3) ... [2022-11-18 21:03:44,306 INFO L112 eAbstractionObserver]: Analyzing ICFG benchmark10_conjunctive.i [2022-11-18 21:03:44,341 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-18 21:03:44,352 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2022-11-18 21:03:44,402 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-18 21:03:44,410 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@6f68a872, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-18 21:03:44,410 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2022-11-18 21:03:44,415 INFO L276 IsEmpty]: Start isEmpty. Operand has 19 states, 14 states have (on average 1.6428571428571428) internal successors, (23), 18 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:03:44,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-18 21:03:44,421 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 21:03:44,422 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2022-11-18 21:03:44,423 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2022-11-18 21:03:44,428 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 21:03:44,429 INFO L85 PathProgramCache]: Analyzing trace with hash 28695973, now seen corresponding path program 1 times [2022-11-18 21:03:44,439 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 21:03:44,439 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1722865068] [2022-11-18 21:03:44,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 21:03:44,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 21:03:44,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:03:44,739 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 21:03:44,740 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 21:03:44,740 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1722865068] [2022-11-18 21:03:44,741 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1722865068] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 21:03:44,742 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 21:03:44,742 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-18 21:03:44,744 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1849305568] [2022-11-18 21:03:44,745 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 21:03:44,750 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 21:03:44,751 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 21:03:44,784 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 21:03:44,785 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 21:03:44,788 INFO L87 Difference]: Start difference. First operand has 19 states, 14 states have (on average 1.6428571428571428) internal successors, (23), 18 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 2 states have (on average 2.5) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:03:44,853 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 21:03:44,853 INFO L93 Difference]: Finished difference Result 35 states and 42 transitions. [2022-11-18 21:03:44,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 21:03:44,856 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 2.5) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 5 [2022-11-18 21:03:44,856 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 21:03:44,865 INFO L225 Difference]: With dead ends: 35 [2022-11-18 21:03:44,865 INFO L226 Difference]: Without dead ends: 16 [2022-11-18 21:03:44,868 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 21:03:44,872 INFO L413 NwaCegarLoop]: 17 mSDtfsCounter, 8 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 22 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-18 21:03:44,873 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 22 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-18 21:03:44,892 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states. [2022-11-18 21:03:44,904 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 15. [2022-11-18 21:03:44,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 11 states have (on average 1.3636363636363635) internal successors, (15), 14 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:03:44,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 15 transitions. [2022-11-18 21:03:44,908 INFO L78 Accepts]: Start accepts. Automaton has 15 states and 15 transitions. Word has length 5 [2022-11-18 21:03:44,908 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 21:03:44,909 INFO L495 AbstractCegarLoop]: Abstraction has 15 states and 15 transitions. [2022-11-18 21:03:44,909 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 2.5) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:03:44,909 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 15 transitions. [2022-11-18 21:03:44,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-18 21:03:44,910 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 21:03:44,910 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2022-11-18 21:03:44,910 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-18 21:03:44,911 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2022-11-18 21:03:44,912 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 21:03:44,912 INFO L85 PathProgramCache]: Analyzing trace with hash 889575213, now seen corresponding path program 1 times [2022-11-18 21:03:44,912 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 21:03:44,913 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1039070714] [2022-11-18 21:03:44,913 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 21:03:44,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 21:03:44,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:03:44,963 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 21:03:44,964 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 21:03:44,964 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1039070714] [2022-11-18 21:03:44,965 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1039070714] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 21:03:44,965 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 21:03:44,965 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-18 21:03:44,965 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1802994043] [2022-11-18 21:03:44,966 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 21:03:44,967 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 21:03:44,972 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 21:03:44,973 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 21:03:44,974 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 21:03:44,974 INFO L87 Difference]: Start difference. First operand 15 states and 15 transitions. Second operand has 3 states, 2 states have (on average 3.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:03:45,014 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 21:03:45,015 INFO L93 Difference]: Finished difference Result 17 states and 17 transitions. [2022-11-18 21:03:45,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 21:03:45,016 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 3.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 6 [2022-11-18 21:03:45,016 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 21:03:45,016 INFO L225 Difference]: With dead ends: 17 [2022-11-18 21:03:45,017 INFO L226 Difference]: Without dead ends: 16 [2022-11-18 21:03:45,022 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 21:03:45,024 INFO L413 NwaCegarLoop]: 10 mSDtfsCounter, 0 mSDsluCounter, 1 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 11 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-18 21:03:45,025 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 11 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-18 21:03:45,026 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states. [2022-11-18 21:03:45,028 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 16. [2022-11-18 21:03:45,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16 states, 12 states have (on average 1.3333333333333333) internal successors, (16), 15 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:03:45,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 16 transitions. [2022-11-18 21:03:45,032 INFO L78 Accepts]: Start accepts. Automaton has 16 states and 16 transitions. Word has length 6 [2022-11-18 21:03:45,033 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 21:03:45,033 INFO L495 AbstractCegarLoop]: Abstraction has 16 states and 16 transitions. [2022-11-18 21:03:45,034 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 3.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:03:45,035 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 16 transitions. [2022-11-18 21:03:45,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-18 21:03:45,036 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 21:03:45,037 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2022-11-18 21:03:45,037 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-18 21:03:45,037 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2022-11-18 21:03:45,040 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 21:03:45,040 INFO L85 PathProgramCache]: Analyzing trace with hash 1807027879, now seen corresponding path program 1 times [2022-11-18 21:03:45,041 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 21:03:45,044 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1218767454] [2022-11-18 21:03:45,044 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 21:03:45,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 21:03:45,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:03:45,111 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 21:03:45,111 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 21:03:45,112 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1218767454] [2022-11-18 21:03:45,113 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1218767454] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 21:03:45,114 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 21:03:45,114 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-18 21:03:45,114 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [711357297] [2022-11-18 21:03:45,115 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 21:03:45,116 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 21:03:45,117 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 21:03:45,119 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 21:03:45,120 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 21:03:45,120 INFO L87 Difference]: Start difference. First operand 16 states and 16 transitions. Second operand has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:03:45,164 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 21:03:45,164 INFO L93 Difference]: Finished difference Result 19 states and 20 transitions. [2022-11-18 21:03:45,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 21:03:45,165 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 7 [2022-11-18 21:03:45,166 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 21:03:45,167 INFO L225 Difference]: With dead ends: 19 [2022-11-18 21:03:45,167 INFO L226 Difference]: Without dead ends: 18 [2022-11-18 21:03:45,168 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 21:03:45,176 INFO L413 NwaCegarLoop]: 7 mSDtfsCounter, 2 mSDsluCounter, 1 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 8 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-18 21:03:45,178 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 8 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-18 21:03:45,180 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18 states. [2022-11-18 21:03:45,190 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18 to 17. [2022-11-18 21:03:45,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17 states, 13 states have (on average 1.3076923076923077) internal successors, (17), 16 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:03:45,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 17 transitions. [2022-11-18 21:03:45,194 INFO L78 Accepts]: Start accepts. Automaton has 17 states and 17 transitions. Word has length 7 [2022-11-18 21:03:45,194 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 21:03:45,194 INFO L495 AbstractCegarLoop]: Abstraction has 17 states and 17 transitions. [2022-11-18 21:03:45,195 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:03:45,195 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 17 transitions. [2022-11-18 21:03:45,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-18 21:03:45,196 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 21:03:45,196 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 21:03:45,196 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-18 21:03:45,197 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2022-11-18 21:03:45,199 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 21:03:45,199 INFO L85 PathProgramCache]: Analyzing trace with hash 183289455, now seen corresponding path program 1 times [2022-11-18 21:03:45,200 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 21:03:45,200 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [494446722] [2022-11-18 21:03:45,200 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 21:03:45,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 21:03:45,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:03:45,244 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 21:03:45,245 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 21:03:45,245 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [494446722] [2022-11-18 21:03:45,245 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [494446722] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 21:03:45,245 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 21:03:45,246 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-18 21:03:45,246 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [128576319] [2022-11-18 21:03:45,246 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 21:03:45,247 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 21:03:45,247 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 21:03:45,247 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 21:03:45,248 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 21:03:45,248 INFO L87 Difference]: Start difference. First operand 17 states and 17 transitions. Second operand has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:03:45,265 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 21:03:45,266 INFO L93 Difference]: Finished difference Result 17 states and 17 transitions. [2022-11-18 21:03:45,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 21:03:45,266 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 8 [2022-11-18 21:03:45,267 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 21:03:45,267 INFO L225 Difference]: With dead ends: 17 [2022-11-18 21:03:45,267 INFO L226 Difference]: Without dead ends: 16 [2022-11-18 21:03:45,268 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 21:03:45,269 INFO L413 NwaCegarLoop]: 2 mSDtfsCounter, 4 mSDsluCounter, 1 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 3 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-18 21:03:45,270 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 3 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-18 21:03:45,271 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states. [2022-11-18 21:03:45,277 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 16. [2022-11-18 21:03:45,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16 states, 13 states have (on average 1.2307692307692308) internal successors, (16), 15 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:03:45,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 16 transitions. [2022-11-18 21:03:45,278 INFO L78 Accepts]: Start accepts. Automaton has 16 states and 16 transitions. Word has length 8 [2022-11-18 21:03:45,278 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 21:03:45,279 INFO L495 AbstractCegarLoop]: Abstraction has 16 states and 16 transitions. [2022-11-18 21:03:45,279 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:03:45,279 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 16 transitions. [2022-11-18 21:03:45,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-18 21:03:45,280 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 21:03:45,280 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 21:03:45,280 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-18 21:03:45,280 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2022-11-18 21:03:45,281 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 21:03:45,281 INFO L85 PathProgramCache]: Analyzing trace with hash 1472778862, now seen corresponding path program 1 times [2022-11-18 21:03:45,281 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 21:03:45,282 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1017955044] [2022-11-18 21:03:45,282 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 21:03:45,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 21:03:45,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:03:45,429 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 21:03:45,429 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 21:03:45,429 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1017955044] [2022-11-18 21:03:45,430 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1017955044] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-18 21:03:45,431 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1253845823] [2022-11-18 21:03:45,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 21:03:45,431 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 21:03:45,432 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09008b10-cff4-40cd-b99d-c495298ca96a/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 21:03:45,438 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09008b10-cff4-40cd-b99d-c495298ca96a/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-18 21:03:45,463 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09008b10-cff4-40cd-b99d-c495298ca96a/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-18 21:03:45,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:03:45,493 INFO L263 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-18 21:03:45,498 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 21:03:45,597 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 21:03:45,597 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-18 21:03:45,684 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 21:03:45,685 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1253845823] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-18 21:03:45,685 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-18 21:03:45,685 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 10 [2022-11-18 21:03:45,685 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1573263871] [2022-11-18 21:03:45,686 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-18 21:03:45,686 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-11-18 21:03:45,686 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 21:03:45,687 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-11-18 21:03:45,687 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2022-11-18 21:03:45,688 INFO L87 Difference]: Start difference. First operand 16 states and 16 transitions. Second operand has 11 states, 10 states have (on average 2.9) internal successors, (29), 11 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:03:45,826 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 21:03:45,827 INFO L93 Difference]: Finished difference Result 31 states and 32 transitions. [2022-11-18 21:03:45,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-18 21:03:45,828 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 2.9) internal successors, (29), 11 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2022-11-18 21:03:45,828 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 21:03:45,828 INFO L225 Difference]: With dead ends: 31 [2022-11-18 21:03:45,829 INFO L226 Difference]: Without dead ends: 30 [2022-11-18 21:03:45,829 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=100, Invalid=172, Unknown=0, NotChecked=0, Total=272 [2022-11-18 21:03:45,830 INFO L413 NwaCegarLoop]: 4 mSDtfsCounter, 24 mSDsluCounter, 11 mSDsCounter, 0 mSdLazyCounter, 58 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 24 SdHoareTripleChecker+Valid, 15 SdHoareTripleChecker+Invalid, 74 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 58 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-18 21:03:45,831 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [24 Valid, 15 Invalid, 74 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 58 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-18 21:03:45,832 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states. [2022-11-18 21:03:45,835 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 26. [2022-11-18 21:03:45,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26 states, 23 states have (on average 1.2173913043478262) internal successors, (28), 25 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:03:45,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 28 transitions. [2022-11-18 21:03:45,837 INFO L78 Accepts]: Start accepts. Automaton has 26 states and 28 transitions. Word has length 11 [2022-11-18 21:03:45,837 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 21:03:45,837 INFO L495 AbstractCegarLoop]: Abstraction has 26 states and 28 transitions. [2022-11-18 21:03:45,837 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.9) internal successors, (29), 11 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:03:45,837 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 28 transitions. [2022-11-18 21:03:45,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-18 21:03:45,838 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 21:03:45,838 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 21:03:45,856 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09008b10-cff4-40cd-b99d-c495298ca96a/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-18 21:03:46,044 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09008b10-cff4-40cd-b99d-c495298ca96a/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 21:03:46,044 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2022-11-18 21:03:46,045 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 21:03:46,045 INFO L85 PathProgramCache]: Analyzing trace with hash -1588495484, now seen corresponding path program 1 times [2022-11-18 21:03:46,045 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 21:03:46,046 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1732813461] [2022-11-18 21:03:46,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 21:03:46,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 21:03:46,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:03:46,120 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 21:03:46,120 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 21:03:46,120 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1732813461] [2022-11-18 21:03:46,120 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1732813461] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 21:03:46,121 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 21:03:46,121 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-18 21:03:46,121 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [999538678] [2022-11-18 21:03:46,121 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 21:03:46,121 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-18 21:03:46,122 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 21:03:46,122 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-18 21:03:46,122 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-11-18 21:03:46,122 INFO L87 Difference]: Start difference. First operand 26 states and 28 transitions. Second operand has 5 states, 4 states have (on average 3.0) internal successors, (12), 5 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:03:46,163 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 21:03:46,163 INFO L93 Difference]: Finished difference Result 26 states and 28 transitions. [2022-11-18 21:03:46,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-18 21:03:46,164 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 3.0) internal successors, (12), 5 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 12 [2022-11-18 21:03:46,164 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 21:03:46,165 INFO L225 Difference]: With dead ends: 26 [2022-11-18 21:03:46,165 INFO L226 Difference]: Without dead ends: 25 [2022-11-18 21:03:46,166 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2022-11-18 21:03:46,170 INFO L413 NwaCegarLoop]: 7 mSDtfsCounter, 6 mSDsluCounter, 3 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 10 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-18 21:03:46,171 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 10 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-18 21:03:46,172 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states. [2022-11-18 21:03:46,182 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 25. [2022-11-18 21:03:46,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25 states, 23 states have (on average 1.1304347826086956) internal successors, (26), 24 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:03:46,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 26 transitions. [2022-11-18 21:03:46,191 INFO L78 Accepts]: Start accepts. Automaton has 25 states and 26 transitions. Word has length 12 [2022-11-18 21:03:46,191 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 21:03:46,191 INFO L495 AbstractCegarLoop]: Abstraction has 25 states and 26 transitions. [2022-11-18 21:03:46,191 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 3.0) internal successors, (12), 5 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:03:46,193 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 26 transitions. [2022-11-18 21:03:46,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-18 21:03:46,193 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 21:03:46,195 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 21:03:46,195 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-18 21:03:46,195 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2022-11-18 21:03:46,196 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 21:03:46,196 INFO L85 PathProgramCache]: Analyzing trace with hash -1998719696, now seen corresponding path program 1 times [2022-11-18 21:03:46,196 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 21:03:46,196 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1691347771] [2022-11-18 21:03:46,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 21:03:46,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 21:03:46,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:03:46,251 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-18 21:03:46,251 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 21:03:46,251 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1691347771] [2022-11-18 21:03:46,251 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1691347771] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 21:03:46,251 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 21:03:46,251 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-18 21:03:46,252 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [333622502] [2022-11-18 21:03:46,252 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 21:03:46,252 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 21:03:46,252 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 21:03:46,253 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 21:03:46,253 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 21:03:46,253 INFO L87 Difference]: Start difference. First operand 25 states and 26 transitions. Second operand has 3 states, 2 states have (on average 6.5) internal successors, (13), 3 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:03:46,267 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 21:03:46,267 INFO L93 Difference]: Finished difference Result 25 states and 26 transitions. [2022-11-18 21:03:46,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 21:03:46,268 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 6.5) internal successors, (13), 3 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 13 [2022-11-18 21:03:46,268 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 21:03:46,269 INFO L225 Difference]: With dead ends: 25 [2022-11-18 21:03:46,269 INFO L226 Difference]: Without dead ends: 24 [2022-11-18 21:03:46,269 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 21:03:46,270 INFO L413 NwaCegarLoop]: 4 mSDtfsCounter, 2 mSDsluCounter, 1 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 5 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-18 21:03:46,270 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 5 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-18 21:03:46,271 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states. [2022-11-18 21:03:46,276 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 24. [2022-11-18 21:03:46,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24 states, 23 states have (on average 1.0434782608695652) internal successors, (24), 23 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:03:46,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 24 transitions. [2022-11-18 21:03:46,279 INFO L78 Accepts]: Start accepts. Automaton has 24 states and 24 transitions. Word has length 13 [2022-11-18 21:03:46,279 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 21:03:46,279 INFO L495 AbstractCegarLoop]: Abstraction has 24 states and 24 transitions. [2022-11-18 21:03:46,280 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 6.5) internal successors, (13), 3 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:03:46,280 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 24 transitions. [2022-11-18 21:03:46,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-18 21:03:46,281 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 21:03:46,281 INFO L195 NwaCegarLoop]: trace histogram [4, 3, 3, 3, 3, 3, 1, 1, 1, 1] [2022-11-18 21:03:46,282 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-18 21:03:46,282 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2022-11-18 21:03:46,283 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 21:03:46,283 INFO L85 PathProgramCache]: Analyzing trace with hash 1136548800, now seen corresponding path program 2 times [2022-11-18 21:03:46,284 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 21:03:46,284 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [113779948] [2022-11-18 21:03:46,284 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 21:03:46,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 21:03:46,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:03:46,466 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 21:03:46,466 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 21:03:46,467 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [113779948] [2022-11-18 21:03:46,467 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [113779948] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-18 21:03:46,467 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [90578964] [2022-11-18 21:03:46,467 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-18 21:03:46,467 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 21:03:46,468 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09008b10-cff4-40cd-b99d-c495298ca96a/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 21:03:46,469 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09008b10-cff4-40cd-b99d-c495298ca96a/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-18 21:03:46,505 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09008b10-cff4-40cd-b99d-c495298ca96a/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-18 21:03:46,538 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-11-18 21:03:46,538 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-18 21:03:46,543 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 9 conjunts are in the unsatisfiable core [2022-11-18 21:03:46,544 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 21:03:46,721 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 21:03:46,721 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-18 21:03:46,884 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 21:03:46,884 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [90578964] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-18 21:03:46,884 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-18 21:03:46,885 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 21 [2022-11-18 21:03:46,885 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [303238948] [2022-11-18 21:03:46,885 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-18 21:03:46,885 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2022-11-18 21:03:46,885 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 21:03:46,886 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2022-11-18 21:03:46,886 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=119, Invalid=343, Unknown=0, NotChecked=0, Total=462 [2022-11-18 21:03:46,887 INFO L87 Difference]: Start difference. First operand 24 states and 24 transitions. Second operand has 22 states, 21 states have (on average 2.9523809523809526) internal successors, (62), 22 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:03:47,306 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 21:03:47,306 INFO L93 Difference]: Finished difference Result 50 states and 53 transitions. [2022-11-18 21:03:47,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-11-18 21:03:47,307 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 21 states have (on average 2.9523809523809526) internal successors, (62), 22 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 23 [2022-11-18 21:03:47,307 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 21:03:47,308 INFO L225 Difference]: With dead ends: 50 [2022-11-18 21:03:47,308 INFO L226 Difference]: Without dead ends: 49 [2022-11-18 21:03:47,309 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 357 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=413, Invalid=919, Unknown=0, NotChecked=0, Total=1332 [2022-11-18 21:03:47,309 INFO L413 NwaCegarLoop]: 4 mSDtfsCounter, 96 mSDsluCounter, 12 mSDsCounter, 0 mSdLazyCounter, 145 mSolverCounterSat, 47 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 96 SdHoareTripleChecker+Valid, 16 SdHoareTripleChecker+Invalid, 192 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 47 IncrementalHoareTripleChecker+Valid, 145 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-18 21:03:47,310 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [96 Valid, 16 Invalid, 192 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [47 Valid, 145 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-18 21:03:47,310 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2022-11-18 21:03:47,315 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 48. [2022-11-18 21:03:47,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 48 states, 47 states have (on average 1.0212765957446808) internal successors, (48), 47 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:03:47,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 48 transitions. [2022-11-18 21:03:47,316 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 48 transitions. Word has length 23 [2022-11-18 21:03:47,316 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 21:03:47,316 INFO L495 AbstractCegarLoop]: Abstraction has 48 states and 48 transitions. [2022-11-18 21:03:47,317 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 21 states have (on average 2.9523809523809526) internal successors, (62), 22 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:03:47,317 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 48 transitions. [2022-11-18 21:03:47,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-11-18 21:03:47,318 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 21:03:47,318 INFO L195 NwaCegarLoop]: trace histogram [8, 7, 7, 7, 7, 7, 1, 1, 1, 1] [2022-11-18 21:03:47,328 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09008b10-cff4-40cd-b99d-c495298ca96a/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-11-18 21:03:47,523 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09008b10-cff4-40cd-b99d-c495298ca96a/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 21:03:47,523 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2022-11-18 21:03:47,524 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 21:03:47,524 INFO L85 PathProgramCache]: Analyzing trace with hash 977907044, now seen corresponding path program 3 times [2022-11-18 21:03:47,524 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 21:03:47,524 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1795832567] [2022-11-18 21:03:47,524 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 21:03:47,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 21:03:47,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:03:47,835 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 0 proven. 140 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 21:03:47,836 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 21:03:47,836 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1795832567] [2022-11-18 21:03:47,836 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1795832567] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-18 21:03:47,836 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1193098172] [2022-11-18 21:03:47,836 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-11-18 21:03:47,836 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 21:03:47,836 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09008b10-cff4-40cd-b99d-c495298ca96a/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 21:03:47,840 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09008b10-cff4-40cd-b99d-c495298ca96a/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-18 21:03:47,857 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09008b10-cff4-40cd-b99d-c495298ca96a/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-18 21:03:47,892 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) [2022-11-18 21:03:47,892 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-18 21:03:47,893 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 17 conjunts are in the unsatisfiable core [2022-11-18 21:03:47,896 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 21:03:48,303 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 0 proven. 140 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 21:03:48,303 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-18 21:03:48,907 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 0 proven. 140 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 21:03:48,907 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1193098172] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-18 21:03:48,907 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-18 21:03:48,908 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16, 16] total 45 [2022-11-18 21:03:48,908 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1182898026] [2022-11-18 21:03:48,908 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-18 21:03:48,909 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 46 states [2022-11-18 21:03:48,909 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 21:03:48,910 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2022-11-18 21:03:48,910 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=471, Invalid=1599, Unknown=0, NotChecked=0, Total=2070 [2022-11-18 21:03:48,911 INFO L87 Difference]: Start difference. First operand 48 states and 48 transitions. Second operand has 46 states, 45 states have (on average 3.0444444444444443) internal successors, (137), 46 states have internal predecessors, (137), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:03:51,265 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 21:03:51,266 INFO L93 Difference]: Finished difference Result 98 states and 105 transitions. [2022-11-18 21:03:51,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-11-18 21:03:51,268 INFO L78 Accepts]: Start accepts. Automaton has has 46 states, 45 states have (on average 3.0444444444444443) internal successors, (137), 46 states have internal predecessors, (137), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 47 [2022-11-18 21:03:51,268 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 21:03:51,268 INFO L225 Difference]: With dead ends: 98 [2022-11-18 21:03:51,269 INFO L226 Difference]: Without dead ends: 97 [2022-11-18 21:03:51,271 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 150 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 86 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2586 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=2142, Invalid=5514, Unknown=0, NotChecked=0, Total=7656 [2022-11-18 21:03:51,272 INFO L413 NwaCegarLoop]: 4 mSDtfsCounter, 266 mSDsluCounter, 13 mSDsCounter, 0 mSdLazyCounter, 717 mSolverCounterSat, 131 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 266 SdHoareTripleChecker+Valid, 17 SdHoareTripleChecker+Invalid, 848 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 131 IncrementalHoareTripleChecker+Valid, 717 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-11-18 21:03:51,272 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [266 Valid, 17 Invalid, 848 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [131 Valid, 717 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-11-18 21:03:51,273 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97 states. [2022-11-18 21:03:51,283 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97 to 96. [2022-11-18 21:03:51,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 96 states, 95 states have (on average 1.0105263157894737) internal successors, (96), 95 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:03:51,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 96 transitions. [2022-11-18 21:03:51,284 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 96 transitions. Word has length 47 [2022-11-18 21:03:51,285 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 21:03:51,285 INFO L495 AbstractCegarLoop]: Abstraction has 96 states and 96 transitions. [2022-11-18 21:03:51,285 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 46 states, 45 states have (on average 3.0444444444444443) internal successors, (137), 46 states have internal predecessors, (137), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:03:51,286 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 96 transitions. [2022-11-18 21:03:51,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2022-11-18 21:03:51,288 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 21:03:51,288 INFO L195 NwaCegarLoop]: trace histogram [16, 15, 15, 15, 15, 15, 1, 1, 1, 1] [2022-11-18 21:03:51,295 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09008b10-cff4-40cd-b99d-c495298ca96a/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-18 21:03:51,494 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09008b10-cff4-40cd-b99d-c495298ca96a/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2022-11-18 21:03:51,494 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2022-11-18 21:03:51,494 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 21:03:51,495 INFO L85 PathProgramCache]: Analyzing trace with hash -913355604, now seen corresponding path program 4 times [2022-11-18 21:03:51,495 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 21:03:51,495 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1229632855] [2022-11-18 21:03:51,495 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 21:03:51,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 21:03:51,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:03:52,476 INFO L134 CoverageAnalysis]: Checked inductivity of 660 backedges. 0 proven. 660 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 21:03:52,477 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 21:03:52,477 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1229632855] [2022-11-18 21:03:52,477 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1229632855] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-18 21:03:52,477 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [833522367] [2022-11-18 21:03:52,477 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-11-18 21:03:52,477 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 21:03:52,477 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09008b10-cff4-40cd-b99d-c495298ca96a/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 21:03:52,478 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09008b10-cff4-40cd-b99d-c495298ca96a/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-18 21:03:52,480 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09008b10-cff4-40cd-b99d-c495298ca96a/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-18 21:03:52,555 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-11-18 21:03:52,556 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-18 21:03:52,557 INFO L263 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 33 conjunts are in the unsatisfiable core [2022-11-18 21:03:52,562 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 21:03:53,795 INFO L134 CoverageAnalysis]: Checked inductivity of 660 backedges. 0 proven. 660 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 21:03:53,795 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-18 21:03:55,619 INFO L134 CoverageAnalysis]: Checked inductivity of 660 backedges. 0 proven. 660 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 21:03:55,620 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [833522367] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-18 21:03:55,620 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-18 21:03:55,620 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [32, 32, 32] total 85 [2022-11-18 21:03:55,620 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1741758530] [2022-11-18 21:03:55,621 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-18 21:03:55,621 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 86 states [2022-11-18 21:03:55,622 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 21:03:55,623 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 86 interpolants. [2022-11-18 21:03:55,625 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1335, Invalid=5975, Unknown=0, NotChecked=0, Total=7310 [2022-11-18 21:03:55,626 INFO L87 Difference]: Start difference. First operand 96 states and 96 transitions. Second operand has 86 states, 85 states have (on average 2.988235294117647) internal successors, (254), 86 states have internal predecessors, (254), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:04:02,514 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 21:04:02,515 INFO L93 Difference]: Finished difference Result 199 states and 215 transitions. [2022-11-18 21:04:02,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 105 states. [2022-11-18 21:04:02,515 INFO L78 Accepts]: Start accepts. Automaton has has 86 states, 85 states have (on average 2.988235294117647) internal successors, (254), 86 states have internal predecessors, (254), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 95 [2022-11-18 21:04:02,516 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 21:04:02,517 INFO L225 Difference]: With dead ends: 199 [2022-11-18 21:04:02,517 INFO L226 Difference]: Without dead ends: 198 [2022-11-18 21:04:02,527 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 319 GetRequests, 136 SyntacticMatches, 0 SemanticMatches, 183 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12015 ImplicationChecksByTransitivity, 8.1s TimeCoverageRelationStatistics Valid=9174, Invalid=24866, Unknown=0, NotChecked=0, Total=34040 [2022-11-18 21:04:02,528 INFO L413 NwaCegarLoop]: 4 mSDtfsCounter, 1092 mSDsluCounter, 26 mSDsCounter, 0 mSdLazyCounter, 2028 mSolverCounterSat, 571 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1092 SdHoareTripleChecker+Valid, 30 SdHoareTripleChecker+Invalid, 2599 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 571 IncrementalHoareTripleChecker+Valid, 2028 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-11-18 21:04:02,528 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1092 Valid, 30 Invalid, 2599 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [571 Valid, 2028 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-11-18 21:04:02,529 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 198 states. [2022-11-18 21:04:02,545 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 198 to 198. [2022-11-18 21:04:02,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 198 states, 197 states have (on average 1.0050761421319796) internal successors, (198), 197 states have internal predecessors, (198), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:04:02,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 198 states and 198 transitions. [2022-11-18 21:04:02,548 INFO L78 Accepts]: Start accepts. Automaton has 198 states and 198 transitions. Word has length 95 [2022-11-18 21:04:02,548 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 21:04:02,548 INFO L495 AbstractCegarLoop]: Abstraction has 198 states and 198 transitions. [2022-11-18 21:04:02,549 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 86 states, 85 states have (on average 2.988235294117647) internal successors, (254), 86 states have internal predecessors, (254), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:04:02,549 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 198 transitions. [2022-11-18 21:04:02,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2022-11-18 21:04:02,552 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 21:04:02,552 INFO L195 NwaCegarLoop]: trace histogram [33, 32, 32, 32, 32, 32, 1, 1, 1, 1] [2022-11-18 21:04:02,560 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09008b10-cff4-40cd-b99d-c495298ca96a/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-11-18 21:04:02,758 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09008b10-cff4-40cd-b99d-c495298ca96a/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2022-11-18 21:04:02,759 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2022-11-18 21:04:02,765 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 21:04:02,765 INFO L85 PathProgramCache]: Analyzing trace with hash -2005097787, now seen corresponding path program 5 times [2022-11-18 21:04:02,770 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 21:04:02,770 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1498597310] [2022-11-18 21:04:02,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 21:04:02,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 21:04:02,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:04:06,333 INFO L134 CoverageAnalysis]: Checked inductivity of 3040 backedges. 0 proven. 3040 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 21:04:06,333 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 21:04:06,333 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1498597310] [2022-11-18 21:04:06,334 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1498597310] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-18 21:04:06,334 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [804328451] [2022-11-18 21:04:06,334 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2022-11-18 21:04:06,334 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 21:04:06,334 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09008b10-cff4-40cd-b99d-c495298ca96a/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 21:04:06,335 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09008b10-cff4-40cd-b99d-c495298ca96a/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-18 21:04:06,339 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09008b10-cff4-40cd-b99d-c495298ca96a/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-11-18 21:04:06,449 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 33 check-sat command(s) [2022-11-18 21:04:06,449 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-18 21:04:06,454 INFO L263 TraceCheckSpWp]: Trace formula consists of 351 conjuncts, 67 conjunts are in the unsatisfiable core [2022-11-18 21:04:06,460 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 21:04:11,218 INFO L134 CoverageAnalysis]: Checked inductivity of 3040 backedges. 0 proven. 3040 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 21:04:11,219 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-18 21:04:18,279 INFO L134 CoverageAnalysis]: Checked inductivity of 3040 backedges. 0 proven. 3040 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 21:04:18,279 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [804328451] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-18 21:04:18,279 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-18 21:04:18,279 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [66, 66, 66] total 187 [2022-11-18 21:04:18,279 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1387682811] [2022-11-18 21:04:18,279 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-18 21:04:18,280 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 188 states [2022-11-18 21:04:18,281 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 21:04:18,283 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 188 interpolants. [2022-11-18 21:04:18,288 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5811, Invalid=29345, Unknown=0, NotChecked=0, Total=35156 [2022-11-18 21:04:18,289 INFO L87 Difference]: Start difference. First operand 198 states and 198 transitions. Second operand has 188 states, 187 states have (on average 2.9946524064171123) internal successors, (560), 188 states have internal predecessors, (560), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:04:53,001 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 21:04:53,001 INFO L93 Difference]: Finished difference Result 433 states and 471 transitions. [2022-11-18 21:04:53,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 234 states. [2022-11-18 21:04:53,002 INFO L78 Accepts]: Start accepts. Automaton has has 188 states, 187 states have (on average 2.9946524064171123) internal successors, (560), 188 states have internal predecessors, (560), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 197 [2022-11-18 21:04:53,003 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 21:04:53,004 INFO L225 Difference]: With dead ends: 433 [2022-11-18 21:04:53,005 INFO L226 Difference]: Without dead ends: 432 [2022-11-18 21:04:53,019 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 682 GetRequests, 272 SyntacticMatches, 0 SemanticMatches, 410 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 61071 ImplicationChecksByTransitivity, 41.0s TimeCoverageRelationStatistics Valid=44940, Invalid=124392, Unknown=0, NotChecked=0, Total=169332 [2022-11-18 21:04:53,020 INFO L413 NwaCegarLoop]: 4 mSDtfsCounter, 2834 mSDsluCounter, 64 mSDsCounter, 0 mSdLazyCounter, 10633 mSolverCounterSat, 1513 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2834 SdHoareTripleChecker+Valid, 68 SdHoareTripleChecker+Invalid, 12146 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1513 IncrementalHoareTripleChecker+Valid, 10633 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.3s IncrementalHoareTripleChecker+Time [2022-11-18 21:04:53,020 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2834 Valid, 68 Invalid, 12146 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1513 Valid, 10633 Invalid, 0 Unknown, 0 Unchecked, 5.3s Time] [2022-11-18 21:04:53,021 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 432 states. [2022-11-18 21:04:53,054 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 432 to 432. [2022-11-18 21:04:53,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 432 states, 431 states have (on average 1.0023201856148491) internal successors, (432), 431 states have internal predecessors, (432), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:04:53,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 432 states and 432 transitions. [2022-11-18 21:04:53,058 INFO L78 Accepts]: Start accepts. Automaton has 432 states and 432 transitions. Word has length 197 [2022-11-18 21:04:53,059 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 21:04:53,059 INFO L495 AbstractCegarLoop]: Abstraction has 432 states and 432 transitions. [2022-11-18 21:04:53,059 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 188 states, 187 states have (on average 2.9946524064171123) internal successors, (560), 188 states have internal predecessors, (560), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:04:53,059 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 432 transitions. [2022-11-18 21:04:53,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 432 [2022-11-18 21:04:53,068 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 21:04:53,068 INFO L195 NwaCegarLoop]: trace histogram [72, 71, 71, 71, 71, 71, 1, 1, 1, 1] [2022-11-18 21:04:53,078 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09008b10-cff4-40cd-b99d-c495298ca96a/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2022-11-18 21:04:53,273 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09008b10-cff4-40cd-b99d-c495298ca96a/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 21:04:53,274 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2022-11-18 21:04:53,274 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 21:04:53,274 INFO L85 PathProgramCache]: Analyzing trace with hash -113547356, now seen corresponding path program 6 times [2022-11-18 21:04:53,275 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 21:04:53,275 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1041159665] [2022-11-18 21:04:53,275 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 21:04:53,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 21:04:53,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:05:08,602 INFO L134 CoverageAnalysis]: Checked inductivity of 15052 backedges. 0 proven. 15052 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 21:05:08,602 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 21:05:08,602 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1041159665] [2022-11-18 21:05:08,602 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1041159665] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-18 21:05:08,602 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1456857213] [2022-11-18 21:05:08,603 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2022-11-18 21:05:08,603 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 21:05:08,603 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09008b10-cff4-40cd-b99d-c495298ca96a/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 21:05:08,604 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09008b10-cff4-40cd-b99d-c495298ca96a/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-18 21:05:08,606 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09008b10-cff4-40cd-b99d-c495298ca96a/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-11-18 21:05:08,843 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 72 check-sat command(s) [2022-11-18 21:05:08,844 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-18 21:05:08,848 INFO L263 TraceCheckSpWp]: Trace formula consists of 741 conjuncts, 145 conjunts are in the unsatisfiable core [2022-11-18 21:05:08,858 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 21:05:28,075 INFO L134 CoverageAnalysis]: Checked inductivity of 15052 backedges. 0 proven. 15052 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 21:05:28,075 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-18 21:05:55,898 INFO L134 CoverageAnalysis]: Checked inductivity of 15052 backedges. 0 proven. 15052 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 21:05:55,898 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1456857213] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-18 21:05:55,898 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-18 21:05:55,899 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [144, 144, 144] total 430 [2022-11-18 21:05:55,899 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [90510829] [2022-11-18 21:05:55,899 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-18 21:05:55,901 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 431 states [2022-11-18 21:05:55,901 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 21:05:55,908 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 431 interpolants. [2022-11-18 21:05:55,915 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27715, Invalid=157615, Unknown=0, NotChecked=0, Total=185330 [2022-11-18 21:05:55,917 INFO L87 Difference]: Start difference. First operand 432 states and 432 transitions. Second operand has 431 states, 430 states have (on average 2.9976744186046513) internal successors, (1289), 431 states have internal predecessors, (1289), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:10:27,951 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 21:10:27,951 INFO L93 Difference]: Finished difference Result 866 states and 937 transitions. [2022-11-18 21:10:27,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 453 states. [2022-11-18 21:10:27,953 INFO L78 Accepts]: Start accepts. Automaton has has 431 states, 430 states have (on average 2.9976744186046513) internal successors, (1289), 431 states have internal predecessors, (1289), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 431 [2022-11-18 21:10:27,953 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 21:10:27,956 INFO L225 Difference]: With dead ends: 866 [2022-11-18 21:10:27,956 INFO L226 Difference]: Without dead ends: 865 [2022-11-18 21:10:27,998 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1452 GetRequests, 575 SyntacticMatches, 0 SemanticMatches, 877 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 300294 ImplicationChecksByTransitivity, 294.9s TimeCoverageRelationStatistics Valid=195056, Invalid=576706, Unknown=0, NotChecked=0, Total=771762 [2022-11-18 21:10:27,999 INFO L413 NwaCegarLoop]: 4 mSDtfsCounter, 22611 mSDsluCounter, 118 mSDsCounter, 0 mSdLazyCounter, 49653 mSolverCounterSat, 10364 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 22611 SdHoareTripleChecker+Valid, 122 SdHoareTripleChecker+Invalid, 60017 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 10364 IncrementalHoareTripleChecker+Valid, 49653 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 24.0s IncrementalHoareTripleChecker+Time [2022-11-18 21:10:27,999 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [22611 Valid, 122 Invalid, 60017 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [10364 Valid, 49653 Invalid, 0 Unknown, 0 Unchecked, 24.0s Time] [2022-11-18 21:10:28,001 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 865 states. [2022-11-18 21:10:28,060 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 865 to 864. [2022-11-18 21:10:28,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 864 states, 863 states have (on average 1.0011587485515643) internal successors, (864), 863 states have internal predecessors, (864), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:10:28,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 864 states to 864 states and 864 transitions. [2022-11-18 21:10:28,065 INFO L78 Accepts]: Start accepts. Automaton has 864 states and 864 transitions. Word has length 431 [2022-11-18 21:10:28,066 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 21:10:28,066 INFO L495 AbstractCegarLoop]: Abstraction has 864 states and 864 transitions. [2022-11-18 21:10:28,067 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 431 states, 430 states have (on average 2.9976744186046513) internal successors, (1289), 431 states have internal predecessors, (1289), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:10:28,068 INFO L276 IsEmpty]: Start isEmpty. Operand 864 states and 864 transitions. [2022-11-18 21:10:28,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 864 [2022-11-18 21:10:28,098 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 21:10:28,099 INFO L195 NwaCegarLoop]: trace histogram [144, 143, 143, 143, 143, 143, 1, 1, 1, 1] [2022-11-18 21:10:28,112 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09008b10-cff4-40cd-b99d-c495298ca96a/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2022-11-18 21:10:28,312 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09008b10-cff4-40cd-b99d-c495298ca96a/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 21:10:28,313 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2022-11-18 21:10:28,313 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 21:10:28,314 INFO L85 PathProgramCache]: Analyzing trace with hash 173785388, now seen corresponding path program 7 times [2022-11-18 21:10:28,314 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 21:10:28,314 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [203012980] [2022-11-18 21:10:28,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 21:10:28,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 21:10:30,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:10:40,721 INFO L134 CoverageAnalysis]: Checked inductivity of 61204 backedges. 55528 proven. 0 refuted. 0 times theorem prover too weak. 5676 trivial. 0 not checked. [2022-11-18 21:10:40,721 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 21:10:40,721 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [203012980] [2022-11-18 21:10:40,721 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [203012980] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 21:10:40,721 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 21:10:40,722 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [102] imperfect sequences [] total 102 [2022-11-18 21:10:40,722 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [987378711] [2022-11-18 21:10:40,722 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 21:10:40,723 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 102 states [2022-11-18 21:10:40,723 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 21:10:40,725 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 102 interpolants. [2022-11-18 21:10:40,726 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5151, Invalid=5151, Unknown=0, NotChecked=0, Total=10302 [2022-11-18 21:10:40,727 INFO L87 Difference]: Start difference. First operand 864 states and 864 transitions. Second operand has 102 states, 102 states have (on average 5.9411764705882355) internal successors, (606), 102 states have internal predecessors, (606), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:10:42,791 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 21:10:42,791 INFO L93 Difference]: Finished difference Result 864 states and 864 transitions. [2022-11-18 21:10:42,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2022-11-18 21:10:42,796 INFO L78 Accepts]: Start accepts. Automaton has has 102 states, 102 states have (on average 5.9411764705882355) internal successors, (606), 102 states have internal predecessors, (606), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 863 [2022-11-18 21:10:42,797 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 21:10:42,798 INFO L225 Difference]: With dead ends: 864 [2022-11-18 21:10:42,798 INFO L226 Difference]: Without dead ends: 0 [2022-11-18 21:10:42,801 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 100 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 4.1s TimeCoverageRelationStatistics Valid=5151, Invalid=5151, Unknown=0, NotChecked=0, Total=10302 [2022-11-18 21:10:42,802 INFO L413 NwaCegarLoop]: 9 mSDtfsCounter, 0 mSDsluCounter, 1 mSDsCounter, 0 mSdLazyCounter, 3126 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 10 SdHoareTripleChecker+Invalid, 3127 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 3126 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-11-18 21:10:42,802 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 10 Invalid, 3127 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 3126 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-11-18 21:10:42,802 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-18 21:10:42,803 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-18 21:10:42,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:10:42,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-18 21:10:42,803 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 863 [2022-11-18 21:10:42,804 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 21:10:42,804 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-18 21:10:42,804 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 102 states, 102 states have (on average 5.9411764705882355) internal successors, (606), 102 states have internal predecessors, (606), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:10:42,805 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-18 21:10:42,805 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-18 21:10:42,808 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 4 remaining) [2022-11-18 21:10:42,808 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 4 remaining) [2022-11-18 21:10:42,808 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 4 remaining) [2022-11-18 21:10:42,809 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 4 remaining) [2022-11-18 21:10:42,809 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-11-18 21:10:42,811 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-18 21:10:49,693 WARN L233 SmtUtils]: Spent 6.06s on a formula simplification. DAG size of input: 1097 DAG size of output: 517 (called from [L 149] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.combineInter) [2022-11-18 21:10:49,704 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 24) no Hoare annotation was computed. [2022-11-18 21:10:49,704 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-18 21:10:49,704 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 25) no Hoare annotation was computed. [2022-11-18 21:10:49,704 INFO L902 garLoopResultBuilder]: At program point L29(lines 19 30) the Hoare annotation is: true [2022-11-18 21:10:49,705 INFO L899 garLoopResultBuilder]: For program point L25(line 25) no Hoare annotation was computed. [2022-11-18 21:10:49,705 INFO L899 garLoopResultBuilder]: For program point L25-1(line 25) no Hoare annotation was computed. [2022-11-18 21:10:49,707 INFO L895 garLoopResultBuilder]: At program point L23-2(lines 23 27) the Hoare annotation is: (let ((.cse10 (* 42 |ULTIMATE.start_main_~i~0#1|)) (.cse30 (* 16 |ULTIMATE.start_main_~i~0#1|)) (.cse15 (* 14 |ULTIMATE.start_main_~i~0#1|)) (.cse27 (* |ULTIMATE.start_main_~i~0#1| 26)) (.cse28 (* |ULTIMATE.start_main_~i~0#1| 24))) (let ((.cse6 (* |ULTIMATE.start_main_~i~0#1| 34)) (.cse2 (* |ULTIMATE.start_main_~i~0#1| 36)) (.cse7 (* |ULTIMATE.start_main_~i~0#1| 37)) (.cse18 (* 22 |ULTIMATE.start_main_~i~0#1|)) (.cse8 (* |ULTIMATE.start_main_~i~0#1| 38)) (.cse14 (* |ULTIMATE.start_main_~i~0#1| 15)) (.cse21 (+ .cse28 |ULTIMATE.start_main_~c~0#1|)) (.cse22 (* |ULTIMATE.start_main_~i~0#1| 33)) (.cse5 (* |ULTIMATE.start_main_~i~0#1| 13)) (.cse4 (* |ULTIMATE.start_main_~i~0#1| 18)) (.cse25 (* 19 |ULTIMATE.start_main_~i~0#1|)) (.cse16 (+ |ULTIMATE.start_main_~c~0#1| .cse27)) (.cse24 (+ |ULTIMATE.start_main_~c~0#1| .cse15)) (.cse23 (+ |ULTIMATE.start_main_~c~0#1| .cse30)) (.cse13 (* 32 |ULTIMATE.start_main_~i~0#1|)) (.cse17 (* 30 |ULTIMATE.start_main_~i~0#1|)) (.cse1 (< (+ |ULTIMATE.start_main_~c~0#1| .cse10) 2147480252)) (.cse3 (* |ULTIMATE.start_main_~i~0#1| 20)) (.cse20 (+ |ULTIMATE.start_main_~c~0#1| (* |ULTIMATE.start_main_~i~0#1| 27))) (.cse12 (* |ULTIMATE.start_main_~i~0#1| 28)) (.cse32 (* 35 |ULTIMATE.start_main_~i~0#1|)) (.cse9 (< (+ |ULTIMATE.start_main_~c~0#1| (* 41 |ULTIMATE.start_main_~i~0#1|)) 2147480252)) (.cse11 (* |ULTIMATE.start_main_~i~0#1| 11)) (.cse26 (* 3 |ULTIMATE.start_main_~i~0#1|)) (.cse31 (* |ULTIMATE.start_main_~i~0#1| 17)) (.cse29 (* |ULTIMATE.start_main_~i~0#1| 39)) (.cse0 (<= 0 |ULTIMATE.start_main_~c~0#1|)) (.cse19 (* 40 |ULTIMATE.start_main_~i~0#1|))) (or (and .cse0 (<= (+ |ULTIMATE.start_main_~c~0#1| 1326) (* 51 |ULTIMATE.start_main_~i~0#1|)) .cse1) (and .cse0 (<= 77 |ULTIMATE.start_main_~i~0#1|) (< (+ .cse2 |ULTIMATE.start_main_~c~0#1|) 2147480483)) (and (<= (+ |ULTIMATE.start_main_~c~0#1| 210) .cse3) .cse0 (<= |ULTIMATE.start_main_~i~0#1| 21)) (and (<= 60 |ULTIMATE.start_main_~i~0#1|) (<= |ULTIMATE.start_main_~c~0#1| (+ 690 .cse4)) .cse0 .cse1) (and .cse0 (<= (+ 1953 |ULTIMATE.start_main_~c~0#1|) (* 62 |ULTIMATE.start_main_~i~0#1|)) .cse1) (and .cse0 (<= 100 |ULTIMATE.start_main_~i~0#1|) (< (+ .cse5 |ULTIMATE.start_main_~c~0#1|) 2147481035)) (and (<= 79 |ULTIMATE.start_main_~i~0#1|) .cse0 (< (+ |ULTIMATE.start_main_~c~0#1| .cse6) 2147480552)) (and (<= 76 |ULTIMATE.start_main_~i~0#1|) (< (+ .cse7 |ULTIMATE.start_main_~c~0#1|) 2147480447) .cse0) (and (< (+ .cse8 |ULTIMATE.start_main_~c~0#1|) 2147480410) .cse0 (<= 75 |ULTIMATE.start_main_~i~0#1|)) (and (<= (+ |ULTIMATE.start_main_~c~0#1| 1711) (* |ULTIMATE.start_main_~i~0#1| 58)) .cse0 .cse1) (and (<= 72 |ULTIMATE.start_main_~i~0#1|) .cse9 .cse0) (and (<= (+ 595 |ULTIMATE.start_main_~c~0#1|) .cse6) .cse0 (<= |ULTIMATE.start_main_~i~0#1| 34)) (and (<= 82 |ULTIMATE.start_main_~i~0#1|) .cse0 (< (+ (* 31 |ULTIMATE.start_main_~i~0#1|) |ULTIMATE.start_main_~c~0#1|) 2147480648)) (and .cse0 (<= (+ 903 |ULTIMATE.start_main_~c~0#1|) .cse10) .cse1) (and (<= 53 |ULTIMATE.start_main_~i~0#1|) .cse0 (<= |ULTIMATE.start_main_~c~0#1| (+ .cse11 795)) .cse1) (and .cse0 (<= (+ |ULTIMATE.start_main_~c~0#1| 45) (* 9 |ULTIMATE.start_main_~i~0#1|)) (<= |ULTIMATE.start_main_~i~0#1| 9)) (and (<= |ULTIMATE.start_main_~i~0#1| 29) .cse0 (<= (+ |ULTIMATE.start_main_~c~0#1| 406) .cse12)) (and .cse0 (<= (+ |ULTIMATE.start_main_~c~0#1| 666) .cse2) (<= |ULTIMATE.start_main_~i~0#1| 36)) (and .cse0 (< (+ .cse13 |ULTIMATE.start_main_~c~0#1|) 2147480617) (<= 81 |ULTIMATE.start_main_~i~0#1|)) (and (< (+ .cse14 |ULTIMATE.start_main_~c~0#1|) 2147481008) (<= 98 |ULTIMATE.start_main_~i~0#1|) .cse0) (and .cse0 (<= (+ |ULTIMATE.start_main_~c~0#1| 105) .cse15) (<= |ULTIMATE.start_main_~i~0#1| 15)) (and (<= |ULTIMATE.start_main_~i~0#1| 37) .cse0 (<= (+ |ULTIMATE.start_main_~c~0#1| 703) .cse7)) (and .cse0 (<= (+ |ULTIMATE.start_main_~c~0#1| 1128) (* 47 |ULTIMATE.start_main_~i~0#1|)) .cse1) (and (< .cse16 2147480788) (<= 87 |ULTIMATE.start_main_~i~0#1|) .cse0) (and (<= 83 |ULTIMATE.start_main_~i~0#1|) .cse0 (< (+ .cse17 |ULTIMATE.start_main_~c~0#1|) 2147480678)) (and .cse0 (<= (+ 21 |ULTIMATE.start_main_~c~0#1|) (* 6 |ULTIMATE.start_main_~i~0#1|)) (<= |ULTIMATE.start_main_~i~0#1| 7)) (and .cse0 (<= (+ |ULTIMATE.start_main_~c~0#1| 946) (* |ULTIMATE.start_main_~i~0#1| 43)) .cse1) (and (<= 91 |ULTIMATE.start_main_~i~0#1|) .cse0 (< (+ .cse18 |ULTIMATE.start_main_~c~0#1|) 2147480882)) (and (<= (+ |ULTIMATE.start_main_~c~0#1| 820) .cse19) .cse0 (< .cse20 2147483297)) (and (<= |ULTIMATE.start_main_~i~0#1| 11) .cse0 (<= (+ |ULTIMATE.start_main_~c~0#1| 55) (* |ULTIMATE.start_main_~i~0#1| 10))) (and (<= 89 |ULTIMATE.start_main_~i~0#1|) (< .cse21 2147480837) .cse0) (and (< (+ |ULTIMATE.start_main_~c~0#1| .cse22) 2147480585) .cse0 (<= 80 |ULTIMATE.start_main_~i~0#1|)) (and (<= |ULTIMATE.start_main_~i~0#1| 23) (<= (+ 253 |ULTIMATE.start_main_~c~0#1|) .cse18) .cse0) (and .cse0 (<= |ULTIMATE.start_main_~c~0#1| (+ 783 (* |ULTIMATE.start_main_~i~0#1| 12))) (<= 54 |ULTIMATE.start_main_~i~0#1|) (< .cse23 2147483512)) (and (<= |ULTIMATE.start_main_~i~0#1| 38) (<= (+ |ULTIMATE.start_main_~c~0#1| 741) .cse8) .cse0) (and (<= 57 |ULTIMATE.start_main_~i~0#1|) .cse0 (<= |ULTIMATE.start_main_~c~0#1| (+ .cse14 741)) (< .cse24 2147483557)) (and (<= |ULTIMATE.start_main_~i~0#1| 2) .cse0 (<= (+ |ULTIMATE.start_main_~c~0#1| 1) |ULTIMATE.start_main_~i~0#1|)) (and .cse0 (<= |ULTIMATE.start_main_~c~0#1| (+ 671 .cse25)) (<= 61 |ULTIMATE.start_main_~i~0#1|) .cse1) (and (<= 5 |ULTIMATE.start_main_~i~0#1|) .cse0 (<= |ULTIMATE.start_main_~i~0#1| 5) (<= (+ 5 |ULTIMATE.start_main_~c~0#1|) .cse26)) (and (<= (+ 351 |ULTIMATE.start_main_~c~0#1|) .cse27) .cse0 (<= |ULTIMATE.start_main_~i~0#1| 27)) (and (<= (+ |ULTIMATE.start_main_~c~0#1| 300) .cse28) .cse0 (<= |ULTIMATE.start_main_~i~0#1| 25)) (and .cse0 .cse1 (<= (+ |ULTIMATE.start_main_~c~0#1| 1540) (* |ULTIMATE.start_main_~i~0#1| 55))) (and .cse0 (<= (+ |ULTIMATE.start_main_~c~0#1| 1081) (* 46 |ULTIMATE.start_main_~i~0#1|)) (< .cse21 2147483348)) (and .cse0 (<= (+ |ULTIMATE.start_main_~c~0#1| 561) .cse22) (<= |ULTIMATE.start_main_~i~0#1| 33)) (and (< (+ |ULTIMATE.start_main_~c~0#1| .cse29) 2147480372) .cse0 (<= 74 |ULTIMATE.start_main_~i~0#1|)) (and (<= |ULTIMATE.start_main_~i~0#1| 13) .cse0 (<= (+ 91 |ULTIMATE.start_main_~c~0#1|) .cse5)) (and (<= |ULTIMATE.start_main_~i~0#1| 16) .cse0 (<= (+ |ULTIMATE.start_main_~c~0#1| 136) .cse30)) (and (<= (+ 2080 |ULTIMATE.start_main_~c~0#1|) (* 64 |ULTIMATE.start_main_~i~0#1|)) .cse0 .cse1) (and .cse0 (<= 94 |ULTIMATE.start_main_~i~0#1|) (< (+ |ULTIMATE.start_main_~c~0#1| .cse25) 2147480942)) (and .cse0 (<= (+ 2346 |ULTIMATE.start_main_~c~0#1|) (* 68 |ULTIMATE.start_main_~i~0#1|)) .cse1) (and .cse0 (<= 95 |ULTIMATE.start_main_~i~0#1|) (< (+ |ULTIMATE.start_main_~c~0#1| .cse4) 2147480960)) (and (< (+ (* 21 |ULTIMATE.start_main_~i~0#1|) |ULTIMATE.start_main_~c~0#1|) 2147480903) (<= 92 |ULTIMATE.start_main_~i~0#1|) .cse0) (and (<= |ULTIMATE.start_main_~i~0#1| 19) .cse0 (<= (+ 190 |ULTIMATE.start_main_~c~0#1|) .cse25)) (and (<= 88 |ULTIMATE.start_main_~i~0#1|) .cse0 (< (+ (* |ULTIMATE.start_main_~i~0#1| 25) |ULTIMATE.start_main_~c~0#1|) 2147480813)) (and .cse0 (<= (+ |ULTIMATE.start_main_~c~0#1| 2211) (* 66 |ULTIMATE.start_main_~i~0#1|)) .cse1) (and (<= |ULTIMATE.start_main_~c~0#1| (+ .cse26 855)) .cse0 (<= 45 |ULTIMATE.start_main_~i~0#1|) (< .cse16 2147483323)) (and (< .cse24 2147481022) .cse0 (<= 99 |ULTIMATE.start_main_~i~0#1|)) (and (<= 97 |ULTIMATE.start_main_~i~0#1|) .cse0 (< .cse23 2147480993)) (and .cse0 (<= |ULTIMATE.start_main_~i~0#1| 32) (<= (+ |ULTIMATE.start_main_~c~0#1| 528) .cse13)) (and (<= 84 |ULTIMATE.start_main_~i~0#1|) .cse0 (< (+ (* 29 |ULTIMATE.start_main_~i~0#1|) |ULTIMATE.start_main_~c~0#1|) 2147480707)) (and .cse0 (<= (+ 465 |ULTIMATE.start_main_~c~0#1|) .cse17) (<= |ULTIMATE.start_main_~i~0#1| 31)) (and .cse0 (<= (+ 1225 |ULTIMATE.start_main_~c~0#1|) (* 49 |ULTIMATE.start_main_~i~0#1|)) .cse1) (and (<= 93 |ULTIMATE.start_main_~i~0#1|) (< (+ .cse3 |ULTIMATE.start_main_~c~0#1|) 2147480923) .cse0) (and (<= 86 |ULTIMATE.start_main_~i~0#1|) (< .cse20 2147480762) .cse0) (and (< (+ .cse31 |ULTIMATE.start_main_~c~0#1|) 2147480977) .cse0 (<= 96 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 (< (+ |ULTIMATE.start_main_~c~0#1| .cse12) 2147480735) (<= 85 |ULTIMATE.start_main_~i~0#1|)) (and (<= |ULTIMATE.start_main_~c~0#1| (* 2 |ULTIMATE.start_main_~i~0#1|)) .cse0 (<= (+ |ULTIMATE.start_main_~c~0#1| |ULTIMATE.start_main_~i~0#1|) 0)) (and (< (+ .cse32 |ULTIMATE.start_main_~c~0#1|) 2147480518) .cse0 (<= 78 |ULTIMATE.start_main_~i~0#1|)) (and (<= (+ 630 |ULTIMATE.start_main_~c~0#1|) .cse32) .cse0 (<= |ULTIMATE.start_main_~i~0#1| 35)) (and .cse9 .cse0 (<= (+ |ULTIMATE.start_main_~c~0#1| 2485) (* |ULTIMATE.start_main_~i~0#1| 70))) (and (<= |ULTIMATE.start_main_~i~0#1| 12) .cse0 (<= (+ 66 |ULTIMATE.start_main_~c~0#1|) .cse11)) (and (<= (+ 6 |ULTIMATE.start_main_~c~0#1|) .cse26) .cse0 (<= |ULTIMATE.start_main_~i~0#1| 4)) (and .cse0 (<= (+ 153 |ULTIMATE.start_main_~c~0#1|) .cse31) (<= |ULTIMATE.start_main_~i~0#1| 18)) (and (<= 90 |ULTIMATE.start_main_~i~0#1|) .cse0 (< (+ (* 23 |ULTIMATE.start_main_~i~0#1|) |ULTIMATE.start_main_~c~0#1|) 2147480860)) (and (<= |ULTIMATE.start_main_~i~0#1| 8) .cse0 (<= (+ |ULTIMATE.start_main_~c~0#1| 36) (* |ULTIMATE.start_main_~i~0#1| 8))) (and (<= (+ |ULTIMATE.start_main_~c~0#1| 780) .cse29) .cse0 (<= |ULTIMATE.start_main_~i~0#1| 39)) (and .cse0 (< (+ |ULTIMATE.start_main_~c~0#1| .cse19) 2147480333) (<= 73 |ULTIMATE.start_main_~i~0#1|))))) [2022-11-18 21:10:49,708 INFO L899 garLoopResultBuilder]: For program point L23-3(lines 23 27) no Hoare annotation was computed. [2022-11-18 21:10:49,708 INFO L899 garLoopResultBuilder]: For program point L15(lines 15 17) no Hoare annotation was computed. [2022-11-18 21:10:49,708 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-11-18 21:10:49,708 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 24) no Hoare annotation was computed. [2022-11-18 21:10:49,709 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 25) no Hoare annotation was computed. [2022-11-18 21:10:49,709 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-11-18 21:10:49,709 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-11-18 21:10:49,709 INFO L899 garLoopResultBuilder]: For program point L26(line 26) no Hoare annotation was computed. [2022-11-18 21:10:49,709 INFO L899 garLoopResultBuilder]: For program point L24(line 24) no Hoare annotation was computed. [2022-11-18 21:10:49,709 INFO L899 garLoopResultBuilder]: For program point L24-1(line 24) no Hoare annotation was computed. [2022-11-18 21:10:49,709 INFO L899 garLoopResultBuilder]: For program point L22(line 22) no Hoare annotation was computed. [2022-11-18 21:10:49,710 INFO L899 garLoopResultBuilder]: For program point L14(lines 14 18) no Hoare annotation was computed. [2022-11-18 21:10:49,713 INFO L444 BasicCegarLoop]: Path program histogram: [7, 1, 1, 1, 1, 1, 1] [2022-11-18 21:10:49,715 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-18 21:10:49,758 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 09:10:49 BoogieIcfgContainer [2022-11-18 21:10:49,759 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-18 21:10:49,759 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-18 21:10:49,759 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-18 21:10:49,760 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-18 21:10:49,760 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:03:44" (3/4) ... [2022-11-18 21:10:49,763 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-18 21:10:49,773 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2022-11-18 21:10:49,773 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-11-18 21:10:49,773 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-18 21:10:49,774 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-18 21:10:49,803 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09008b10-cff4-40cd-b99d-c495298ca96a/bin/uautomizer-TMbwUNV5ro/witness.graphml [2022-11-18 21:10:49,803 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-18 21:10:49,804 INFO L158 Benchmark]: Toolchain (without parser) took 426203.28ms. Allocated memory was 94.4MB in the beginning and 1.7GB in the end (delta: 1.6GB). Free memory was 62.1MB in the beginning and 535.6MB in the end (delta: -473.5MB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. [2022-11-18 21:10:49,804 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 94.4MB. Free memory was 48.7MB in the beginning and 48.6MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-18 21:10:49,804 INFO L158 Benchmark]: CACSL2BoogieTranslator took 273.85ms. Allocated memory is still 94.4MB. Free memory was 61.7MB in the beginning and 71.6MB in the end (delta: -9.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-18 21:10:49,805 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.69ms. Allocated memory is still 94.4MB. Free memory was 71.6MB in the beginning and 70.2MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-18 21:10:49,805 INFO L158 Benchmark]: Boogie Preprocessor took 39.89ms. Allocated memory is still 94.4MB. Free memory was 70.2MB in the beginning and 69.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-18 21:10:49,805 INFO L158 Benchmark]: RCFGBuilder took 341.58ms. Allocated memory is still 94.4MB. Free memory was 69.0MB in the beginning and 59.7MB in the end (delta: 9.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-18 21:10:49,806 INFO L158 Benchmark]: TraceAbstraction took 425460.13ms. Allocated memory was 94.4MB in the beginning and 1.7GB in the end (delta: 1.6GB). Free memory was 59.1MB in the beginning and 537.7MB in the end (delta: -478.5MB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. [2022-11-18 21:10:49,806 INFO L158 Benchmark]: Witness Printer took 43.77ms. Allocated memory is still 1.7GB. Free memory was 537.7MB in the beginning and 535.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-18 21:10:49,808 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 94.4MB. Free memory was 48.7MB in the beginning and 48.6MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 273.85ms. Allocated memory is still 94.4MB. Free memory was 61.7MB in the beginning and 71.6MB in the end (delta: -9.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.69ms. Allocated memory is still 94.4MB. Free memory was 71.6MB in the beginning and 70.2MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.89ms. Allocated memory is still 94.4MB. Free memory was 70.2MB in the beginning and 69.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 341.58ms. Allocated memory is still 94.4MB. Free memory was 69.0MB in the beginning and 59.7MB in the end (delta: 9.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * TraceAbstraction took 425460.13ms. Allocated memory was 94.4MB in the beginning and 1.7GB in the end (delta: 1.6GB). Free memory was 59.1MB in the beginning and 537.7MB in the end (delta: -478.5MB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. * Witness Printer took 43.77ms. Allocated memory is still 1.7GB. Free memory was 537.7MB in the beginning and 535.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 24]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 24]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 25]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 25]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 19 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 425.3s, OverallIterations: 13, TraceHistogramMax: 144, PathProgramHistogramMax: 7, EmptinessCheckTime: 0.1s, AutomataDifference: 319.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 6.9s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 26945 SdHoareTripleChecker+Valid, 33.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 26945 mSDsluCounter, 337 SdHoareTripleChecker+Invalid, 28.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 257 mSDsCounter, 12651 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 66449 IncrementalHoareTripleChecker+Invalid, 79100 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 12651 mSolverCounterUnsat, 80 mSDtfsCounter, 66449 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2818 GetRequests, 1102 SyntacticMatches, 0 SemanticMatches, 1716 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 376368 ImplicationChecksByTransitivity, 351.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=864occurred in iteration=12, InterpolantAutomatonStates: 991, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 13 MinimizatonAttempts, 9 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 2 LocationsWithAnnotation, 2 PreInvPairs, 105 NumberOfFragments, 1179 HoareAnnotationTreeSize, 2 FomulaSimplifications, 1084 FormulaSimplificationTreeSizeReduction, 0.8s HoareSimplificationTime, 2 FomulaSimplificationsInter, 3578 FormulaSimplificationTreeSizeReductionInter, 6.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 2.6s SatisfiabilityAnalysisTime, 94.4s InterpolantComputationTime, 2522 NumberOfCodeBlocks, 2522 NumberOfCodeBlocksAsserted, 131 NumberOfCheckSat, 3301 ConstructedInterpolants, 0 QuantifiedInterpolants, 18705 SizeOfPredicates, 26 NumberOfNonLiveVariables, 1476 ConjunctsInSsa, 276 ConjunctsInUnsatCore, 25 InterpolantComputations, 7 PerfectInterpolantSequences, 61211/117965 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 4 specifications checked. All of them hold - InvariantResult [Line: 23]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0 <= c && c + 1326 <= 51 * i) && c + 42 * i < 2147480252) || ((0 <= c && 77 <= i) && i * 36 + c < 2147480483)) || ((c + 210 <= i * 20 && 0 <= c) && i <= 21)) || (((60 <= i && c <= 690 + i * 18) && 0 <= c) && c + 42 * i < 2147480252)) || ((0 <= c && 1953 + c <= 62 * i) && c + 42 * i < 2147480252)) || ((0 <= c && 100 <= i) && i * 13 + c < 2147481035)) || ((79 <= i && 0 <= c) && c + i * 34 < 2147480552)) || ((76 <= i && i * 37 + c < 2147480447) && 0 <= c)) || ((i * 38 + c < 2147480410 && 0 <= c) && 75 <= i)) || ((c + 1711 <= i * 58 && 0 <= c) && c + 42 * i < 2147480252)) || ((72 <= i && c + 41 * i < 2147480252) && 0 <= c)) || ((595 + c <= i * 34 && 0 <= c) && i <= 34)) || ((82 <= i && 0 <= c) && 31 * i + c < 2147480648)) || ((0 <= c && 903 + c <= 42 * i) && c + 42 * i < 2147480252)) || (((53 <= i && 0 <= c) && c <= i * 11 + 795) && c + 42 * i < 2147480252)) || ((0 <= c && c + 45 <= 9 * i) && i <= 9)) || ((i <= 29 && 0 <= c) && c + 406 <= i * 28)) || ((0 <= c && c + 666 <= i * 36) && i <= 36)) || ((0 <= c && 32 * i + c < 2147480617) && 81 <= i)) || ((i * 15 + c < 2147481008 && 98 <= i) && 0 <= c)) || ((0 <= c && c + 105 <= 14 * i) && i <= 15)) || ((i <= 37 && 0 <= c) && c + 703 <= i * 37)) || ((0 <= c && c + 1128 <= 47 * i) && c + 42 * i < 2147480252)) || ((c + i * 26 < 2147480788 && 87 <= i) && 0 <= c)) || ((83 <= i && 0 <= c) && 30 * i + c < 2147480678)) || ((0 <= c && 21 + c <= 6 * i) && i <= 7)) || ((0 <= c && c + 946 <= i * 43) && c + 42 * i < 2147480252)) || ((91 <= i && 0 <= c) && 22 * i + c < 2147480882)) || ((c + 820 <= 40 * i && 0 <= c) && c + i * 27 < 2147483297)) || ((i <= 11 && 0 <= c) && c + 55 <= i * 10)) || ((89 <= i && i * 24 + c < 2147480837) && 0 <= c)) || ((c + i * 33 < 2147480585 && 0 <= c) && 80 <= i)) || ((i <= 23 && 253 + c <= 22 * i) && 0 <= c)) || (((0 <= c && c <= 783 + i * 12) && 54 <= i) && c + 16 * i < 2147483512)) || ((i <= 38 && c + 741 <= i * 38) && 0 <= c)) || (((57 <= i && 0 <= c) && c <= i * 15 + 741) && c + 14 * i < 2147483557)) || ((i <= 2 && 0 <= c) && c + 1 <= i)) || (((0 <= c && c <= 671 + 19 * i) && 61 <= i) && c + 42 * i < 2147480252)) || (((5 <= i && 0 <= c) && i <= 5) && 5 + c <= 3 * i)) || ((351 + c <= i * 26 && 0 <= c) && i <= 27)) || ((c + 300 <= i * 24 && 0 <= c) && i <= 25)) || ((0 <= c && c + 42 * i < 2147480252) && c + 1540 <= i * 55)) || ((0 <= c && c + 1081 <= 46 * i) && i * 24 + c < 2147483348)) || ((0 <= c && c + 561 <= i * 33) && i <= 33)) || ((c + i * 39 < 2147480372 && 0 <= c) && 74 <= i)) || ((i <= 13 && 0 <= c) && 91 + c <= i * 13)) || ((i <= 16 && 0 <= c) && c + 136 <= 16 * i)) || ((2080 + c <= 64 * i && 0 <= c) && c + 42 * i < 2147480252)) || ((0 <= c && 94 <= i) && c + 19 * i < 2147480942)) || ((0 <= c && 2346 + c <= 68 * i) && c + 42 * i < 2147480252)) || ((0 <= c && 95 <= i) && c + i * 18 < 2147480960)) || ((21 * i + c < 2147480903 && 92 <= i) && 0 <= c)) || ((i <= 19 && 0 <= c) && 190 + c <= 19 * i)) || ((88 <= i && 0 <= c) && i * 25 + c < 2147480813)) || ((0 <= c && c + 2211 <= 66 * i) && c + 42 * i < 2147480252)) || (((c <= 3 * i + 855 && 0 <= c) && 45 <= i) && c + i * 26 < 2147483323)) || ((c + 14 * i < 2147481022 && 0 <= c) && 99 <= i)) || ((97 <= i && 0 <= c) && c + 16 * i < 2147480993)) || ((0 <= c && i <= 32) && c + 528 <= 32 * i)) || ((84 <= i && 0 <= c) && 29 * i + c < 2147480707)) || ((0 <= c && 465 + c <= 30 * i) && i <= 31)) || ((0 <= c && 1225 + c <= 49 * i) && c + 42 * i < 2147480252)) || ((93 <= i && i * 20 + c < 2147480923) && 0 <= c)) || ((86 <= i && c + i * 27 < 2147480762) && 0 <= c)) || ((i * 17 + c < 2147480977 && 0 <= c) && 96 <= i)) || ((0 <= c && c + i * 28 < 2147480735) && 85 <= i)) || ((c <= 2 * i && 0 <= c) && c + i <= 0)) || ((35 * i + c < 2147480518 && 0 <= c) && 78 <= i)) || ((630 + c <= 35 * i && 0 <= c) && i <= 35)) || ((c + 41 * i < 2147480252 && 0 <= c) && c + 2485 <= i * 70)) || ((i <= 12 && 0 <= c) && 66 + c <= i * 11)) || ((6 + c <= 3 * i && 0 <= c) && i <= 4)) || ((0 <= c && 153 + c <= i * 17) && i <= 18)) || ((90 <= i && 0 <= c) && 23 * i + c < 2147480860)) || ((i <= 8 && 0 <= c) && c + 36 <= i * 8)) || ((c + 780 <= i * 39 && 0 <= c) && i <= 39)) || ((0 <= c && c + 40 * i < 2147480333) && 73 <= i) - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2022-11-18 21:10:49,836 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09008b10-cff4-40cd-b99d-c495298ca96a/bin/uautomizer-TMbwUNV5ro/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