./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 4e7fbc69 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec153f27-e536-447a-a8b4-2e030f87aa5f/bin/uautomizer-QkZJyEgLgS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec153f27-e536-447a-a8b4-2e030f87aa5f/bin/uautomizer-QkZJyEgLgS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec153f27-e536-447a-a8b4-2e030f87aa5f/bin/uautomizer-QkZJyEgLgS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec153f27-e536-447a-a8b4-2e030f87aa5f/bin/uautomizer-QkZJyEgLgS/config/AutomizerReach.xml -i ../../sv-benchmarks/c/loop-zilu/benchmark10_conjunctive.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec153f27-e536-447a-a8b4-2e030f87aa5f/bin/uautomizer-QkZJyEgLgS/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec153f27-e536-447a-a8b4-2e030f87aa5f/bin/uautomizer-QkZJyEgLgS --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-4e7fbc6 [2022-11-23 02:33:50,454 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 02:33:50,457 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 02:33:50,482 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 02:33:50,483 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 02:33:50,484 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 02:33:50,486 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 02:33:50,505 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 02:33:50,509 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 02:33:50,513 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 02:33:50,515 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 02:33:50,518 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 02:33:50,519 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 02:33:50,527 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 02:33:50,529 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 02:33:50,535 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 02:33:50,536 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 02:33:50,537 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 02:33:50,542 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 02:33:50,549 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 02:33:50,551 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 02:33:50,555 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 02:33:50,557 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 02:33:50,558 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 02:33:50,562 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 02:33:50,564 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 02:33:50,564 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 02:33:50,565 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 02:33:50,568 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 02:33:50,569 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 02:33:50,569 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 02:33:50,570 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 02:33:50,573 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 02:33:50,575 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 02:33:50,577 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 02:33:50,577 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 02:33:50,578 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 02:33:50,578 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 02:33:50,579 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 02:33:50,581 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 02:33:50,582 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 02:33:50,583 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec153f27-e536-447a-a8b4-2e030f87aa5f/bin/uautomizer-QkZJyEgLgS/config/svcomp-Overflow-32bit-Automizer_Default.epf [2022-11-23 02:33:50,633 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 02:33:50,647 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 02:33:50,648 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 02:33:50,648 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 02:33:50,650 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 02:33:50,650 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 02:33:50,651 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-23 02:33:50,652 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-23 02:33:50,652 INFO L138 SettingsManager]: * Use SBE=true [2022-11-23 02:33:50,652 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 02:33:50,654 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-23 02:33:50,654 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-23 02:33:50,654 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 02:33:50,655 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-23 02:33:50,655 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 02:33:50,655 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 02:33:50,656 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 02:33:50,656 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 02:33:50,656 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-23 02:33:50,656 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-23 02:33:50,657 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 02:33:50,657 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 02:33:50,657 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 02:33:50,658 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 02:33:50,658 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-23 02:33:50,658 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 02:33:50,659 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 02:33:50,659 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 02:33:50,659 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 02:33:50,660 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 02:33:50,660 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-23 02:33:50,661 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-23 02:33:50,661 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-23 02:33:50,661 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 02:33:50,662 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-23 02:33:50,662 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-23 02:33:50,662 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_ec153f27-e536-447a-a8b4-2e030f87aa5f/bin/uautomizer-QkZJyEgLgS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec153f27-e536-447a-a8b4-2e030f87aa5f/bin/uautomizer-QkZJyEgLgS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5a9444e5380fed44b00432b26b7edd9414dfa93ba2d2f76306ea753732eae2b3 [2022-11-23 02:33:51,020 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 02:33:51,047 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 02:33:51,050 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 02:33:51,052 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 02:33:51,052 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 02:33:51,054 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec153f27-e536-447a-a8b4-2e030f87aa5f/bin/uautomizer-QkZJyEgLgS/../../sv-benchmarks/c/loop-zilu/benchmark10_conjunctive.i [2022-11-23 02:33:54,896 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 02:33:55,123 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 02:33:55,124 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec153f27-e536-447a-a8b4-2e030f87aa5f/sv-benchmarks/c/loop-zilu/benchmark10_conjunctive.i [2022-11-23 02:33:55,141 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec153f27-e536-447a-a8b4-2e030f87aa5f/bin/uautomizer-QkZJyEgLgS/data/b426f7612/f42595b7890e41879c940dd33c4ba1dc/FLAG401a1c53b [2022-11-23 02:33:55,166 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec153f27-e536-447a-a8b4-2e030f87aa5f/bin/uautomizer-QkZJyEgLgS/data/b426f7612/f42595b7890e41879c940dd33c4ba1dc [2022-11-23 02:33:55,169 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 02:33:55,171 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 02:33:55,172 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 02:33:55,173 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 02:33:55,177 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 02:33:55,178 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:33:55" (1/1) ... [2022-11-23 02:33:55,179 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@876a75f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:33:55, skipping insertion in model container [2022-11-23 02:33:55,180 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:33:55" (1/1) ... [2022-11-23 02:33:55,195 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 02:33:55,222 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 02:33:55,458 WARN L237 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_ec153f27-e536-447a-a8b4-2e030f87aa5f/sv-benchmarks/c/loop-zilu/benchmark10_conjunctive.i[873,886] [2022-11-23 02:33:55,469 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 02:33:55,481 INFO L203 MainTranslator]: Completed pre-run [2022-11-23 02:33:55,496 WARN L237 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_ec153f27-e536-447a-a8b4-2e030f87aa5f/sv-benchmarks/c/loop-zilu/benchmark10_conjunctive.i[873,886] [2022-11-23 02:33:55,499 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 02:33:55,516 INFO L208 MainTranslator]: Completed translation [2022-11-23 02:33:55,517 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:33:55 WrapperNode [2022-11-23 02:33:55,517 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 02:33:55,518 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-23 02:33:55,518 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-23 02:33:55,519 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-23 02:33:55,527 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:33:55" (1/1) ... [2022-11-23 02:33:55,534 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:33:55" (1/1) ... [2022-11-23 02:33:55,553 INFO L138 Inliner]: procedures = 15, calls = 7, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 36 [2022-11-23 02:33:55,554 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-23 02:33:55,554 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-23 02:33:55,555 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-23 02:33:55,555 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-23 02:33:55,563 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:33:55" (1/1) ... [2022-11-23 02:33:55,563 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:33:55" (1/1) ... [2022-11-23 02:33:55,564 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:33:55" (1/1) ... [2022-11-23 02:33:55,565 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:33:55" (1/1) ... [2022-11-23 02:33:55,568 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:33:55" (1/1) ... [2022-11-23 02:33:55,572 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:33:55" (1/1) ... [2022-11-23 02:33:55,573 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:33:55" (1/1) ... [2022-11-23 02:33:55,574 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:33:55" (1/1) ... [2022-11-23 02:33:55,576 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-23 02:33:55,577 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-23 02:33:55,577 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-23 02:33:55,577 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-23 02:33:55,578 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:33:55" (1/1) ... [2022-11-23 02:33:55,586 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 02:33:55,601 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec153f27-e536-447a-a8b4-2e030f87aa5f/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 02:33:55,616 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec153f27-e536-447a-a8b4-2e030f87aa5f/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-23 02:33:55,619 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec153f27-e536-447a-a8b4-2e030f87aa5f/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-23 02:33:55,672 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-23 02:33:55,672 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-23 02:33:55,672 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-23 02:33:55,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-23 02:33:55,747 INFO L235 CfgBuilder]: Building ICFG [2022-11-23 02:33:55,750 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-23 02:33:55,883 INFO L276 CfgBuilder]: Performing block encoding [2022-11-23 02:33:55,891 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-23 02:33:55,892 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-23 02:33:55,894 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:33:55 BoogieIcfgContainer [2022-11-23 02:33:55,895 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-23 02:33:55,898 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-23 02:33:55,898 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-23 02:33:55,903 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-23 02:33:55,903 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 02:33:55" (1/3) ... [2022-11-23 02:33:55,905 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11f6e9fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:33:55, skipping insertion in model container [2022-11-23 02:33:55,905 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:33:55" (2/3) ... [2022-11-23 02:33:55,905 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11f6e9fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:33:55, skipping insertion in model container [2022-11-23 02:33:55,906 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:33:55" (3/3) ... [2022-11-23 02:33:55,908 INFO L112 eAbstractionObserver]: Analyzing ICFG benchmark10_conjunctive.i [2022-11-23 02:33:55,932 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-23 02:33:55,933 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2022-11-23 02:33:55,998 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-23 02:33:56,007 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;@64133fad, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-23 02:33:56,008 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2022-11-23 02:33:56,013 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) [2022-11-23 02:33:56,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-23 02:33:56,021 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 02:33:56,022 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2022-11-23 02:33:56,023 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)] === [2022-11-23 02:33:56,030 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 02:33:56,030 INFO L85 PathProgramCache]: Analyzing trace with hash 28695973, now seen corresponding path program 1 times [2022-11-23 02:33:56,064 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 02:33:56,065 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [465204857] [2022-11-23 02:33:56,065 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 02:33:56,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 02:33:56,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:33:56,360 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 02:33:56,361 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 02:33:56,361 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [465204857] [2022-11-23 02:33:56,362 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [465204857] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 02:33:56,363 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 02:33:56,363 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-23 02:33:56,365 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1087741964] [2022-11-23 02:33:56,366 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 02:33:56,372 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 02:33:56,373 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 02:33:56,408 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 02:33:56,413 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 02:33:56,417 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) [2022-11-23 02:33:56,539 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 02:33:56,540 INFO L93 Difference]: Finished difference Result 35 states and 42 transitions. [2022-11-23 02:33:56,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 02:33:56,543 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 [2022-11-23 02:33:56,545 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 02:33:56,554 INFO L225 Difference]: With dead ends: 35 [2022-11-23 02:33:56,555 INFO L226 Difference]: Without dead ends: 16 [2022-11-23 02:33:56,567 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 [2022-11-23 02:33:56,579 INFO L413 NwaCegarLoop]: 17 mSDtfsCounter, 8 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s 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, 0.1s IncrementalHoareTripleChecker+Time [2022-11-23 02:33:56,580 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 22 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-23 02:33:56,600 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states. [2022-11-23 02:33:56,616 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 15. [2022-11-23 02:33:56,618 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) [2022-11-23 02:33:56,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 15 transitions. [2022-11-23 02:33:56,620 INFO L78 Accepts]: Start accepts. Automaton has 15 states and 15 transitions. Word has length 5 [2022-11-23 02:33:56,620 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 02:33:56,621 INFO L495 AbstractCegarLoop]: Abstraction has 15 states and 15 transitions. [2022-11-23 02:33:56,621 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) [2022-11-23 02:33:56,621 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 15 transitions. [2022-11-23 02:33:56,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-23 02:33:56,622 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 02:33:56,622 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2022-11-23 02:33:56,622 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-23 02:33:56,623 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)] === [2022-11-23 02:33:56,624 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 02:33:56,624 INFO L85 PathProgramCache]: Analyzing trace with hash 889575213, now seen corresponding path program 1 times [2022-11-23 02:33:56,625 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 02:33:56,625 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [844368950] [2022-11-23 02:33:56,625 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 02:33:56,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 02:33:56,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:33:56,700 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 02:33:56,701 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 02:33:56,701 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [844368950] [2022-11-23 02:33:56,702 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [844368950] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 02:33:56,702 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 02:33:56,703 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-23 02:33:56,703 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1335405997] [2022-11-23 02:33:56,703 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 02:33:56,705 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 02:33:56,706 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 02:33:56,706 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 02:33:56,707 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 02:33:56,707 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) [2022-11-23 02:33:56,768 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 02:33:56,769 INFO L93 Difference]: Finished difference Result 17 states and 17 transitions. [2022-11-23 02:33:56,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 02:33:56,771 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 [2022-11-23 02:33:56,772 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 02:33:56,772 INFO L225 Difference]: With dead ends: 17 [2022-11-23 02:33:56,773 INFO L226 Difference]: Without dead ends: 16 [2022-11-23 02:33:56,774 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 [2022-11-23 02:33:56,776 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 [2022-11-23 02:33:56,779 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] [2022-11-23 02:33:56,780 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states. [2022-11-23 02:33:56,785 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 16. [2022-11-23 02:33:56,786 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) [2022-11-23 02:33:56,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 16 transitions. [2022-11-23 02:33:56,788 INFO L78 Accepts]: Start accepts. Automaton has 16 states and 16 transitions. Word has length 6 [2022-11-23 02:33:56,789 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 02:33:56,789 INFO L495 AbstractCegarLoop]: Abstraction has 16 states and 16 transitions. [2022-11-23 02:33:56,790 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) [2022-11-23 02:33:56,791 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 16 transitions. [2022-11-23 02:33:56,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-23 02:33:56,795 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 02:33:56,795 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2022-11-23 02:33:56,795 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-23 02:33:56,797 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)] === [2022-11-23 02:33:56,799 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 02:33:56,802 INFO L85 PathProgramCache]: Analyzing trace with hash 1807027879, now seen corresponding path program 1 times [2022-11-23 02:33:56,803 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 02:33:56,803 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1828746363] [2022-11-23 02:33:56,804 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 02:33:56,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 02:33:56,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:33:56,862 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 02:33:56,862 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 02:33:56,863 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1828746363] [2022-11-23 02:33:56,863 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1828746363] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 02:33:56,863 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 02:33:56,864 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-23 02:33:56,864 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [545118103] [2022-11-23 02:33:56,864 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 02:33:56,865 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 02:33:56,865 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 02:33:56,866 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 02:33:56,866 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 02:33:56,867 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) [2022-11-23 02:33:56,889 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 02:33:56,890 INFO L93 Difference]: Finished difference Result 16 states and 16 transitions. [2022-11-23 02:33:56,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 02:33:56,891 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 [2022-11-23 02:33:56,891 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 02:33:56,892 INFO L225 Difference]: With dead ends: 16 [2022-11-23 02:33:56,892 INFO L226 Difference]: Without dead ends: 15 [2022-11-23 02:33:56,892 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 [2022-11-23 02:33:56,894 INFO L413 NwaCegarLoop]: 2 mSDtfsCounter, 5 mSDsluCounter, 1 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 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 [2022-11-23 02:33:56,895 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 3 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-23 02:33:56,896 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15 states. [2022-11-23 02:33:56,899 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15 to 15. [2022-11-23 02:33:56,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 12 states have (on average 1.25) 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) [2022-11-23 02:33:56,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 15 transitions. [2022-11-23 02:33:56,901 INFO L78 Accepts]: Start accepts. Automaton has 15 states and 15 transitions. Word has length 7 [2022-11-23 02:33:56,901 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 02:33:56,901 INFO L495 AbstractCegarLoop]: Abstraction has 15 states and 15 transitions. [2022-11-23 02:33:56,902 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) [2022-11-23 02:33:56,902 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 15 transitions. [2022-11-23 02:33:56,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-23 02:33:56,902 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 02:33:56,903 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 02:33:56,903 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-23 02:33:56,903 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)] === [2022-11-23 02:33:56,904 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 02:33:56,904 INFO L85 PathProgramCache]: Analyzing trace with hash 183289455, now seen corresponding path program 1 times [2022-11-23 02:33:56,905 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 02:33:56,905 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [470410080] [2022-11-23 02:33:56,905 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 02:33:56,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 02:33:56,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:33:56,980 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 02:33:56,981 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 02:33:56,981 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [470410080] [2022-11-23 02:33:56,982 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [470410080] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 02:33:56,983 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 02:33:56,983 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-23 02:33:56,984 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [861711582] [2022-11-23 02:33:56,984 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 02:33:56,985 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 02:33:56,985 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 02:33:56,986 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 02:33:56,986 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 02:33:56,986 INFO L87 Difference]: Start difference. First operand 15 states and 15 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) [2022-11-23 02:33:57,026 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 02:33:57,027 INFO L93 Difference]: Finished difference Result 18 states and 18 transitions. [2022-11-23 02:33:57,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 02:33:57,028 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 [2022-11-23 02:33:57,030 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 02:33:57,031 INFO L225 Difference]: With dead ends: 18 [2022-11-23 02:33:57,032 INFO L226 Difference]: Without dead ends: 17 [2022-11-23 02:33:57,032 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 [2022-11-23 02:33:57,043 INFO L413 NwaCegarLoop]: 7 mSDtfsCounter, 0 mSDsluCounter, 1 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 8 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-23 02:33:57,045 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 8 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-23 02:33:57,048 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17 states. [2022-11-23 02:33:57,054 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17 to 17. [2022-11-23 02:33:57,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17 states, 14 states have (on average 1.2142857142857142) 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) [2022-11-23 02:33:57,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 17 transitions. [2022-11-23 02:33:57,059 INFO L78 Accepts]: Start accepts. Automaton has 17 states and 17 transitions. Word has length 8 [2022-11-23 02:33:57,060 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 02:33:57,060 INFO L495 AbstractCegarLoop]: Abstraction has 17 states and 17 transitions. [2022-11-23 02:33:57,060 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) [2022-11-23 02:33:57,061 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 17 transitions. [2022-11-23 02:33:57,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-23 02:33:57,062 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 02:33:57,062 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 02:33:57,063 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-23 02:33:57,063 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)] === [2022-11-23 02:33:57,064 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 02:33:57,065 INFO L85 PathProgramCache]: Analyzing trace with hash 1472778862, now seen corresponding path program 1 times [2022-11-23 02:33:57,065 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 02:33:57,066 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1372993879] [2022-11-23 02:33:57,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 02:33:57,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 02:33:57,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:33:57,165 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 02:33:57,165 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 02:33:57,166 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1372993879] [2022-11-23 02:33:57,166 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1372993879] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 02:33:57,166 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 02:33:57,166 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-23 02:33:57,167 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1447246473] [2022-11-23 02:33:57,167 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 02:33:57,168 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-23 02:33:57,168 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 02:33:57,169 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-23 02:33:57,169 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-11-23 02:33:57,169 INFO L87 Difference]: Start difference. First operand 17 states and 17 transitions. Second operand has 5 states, 4 states have (on average 2.75) internal successors, (11), 5 states have internal predecessors, (11), 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) [2022-11-23 02:33:57,226 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 02:33:57,226 INFO L93 Difference]: Finished difference Result 17 states and 17 transitions. [2022-11-23 02:33:57,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-23 02:33:57,227 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 2.75) internal successors, (11), 5 states have internal predecessors, (11), 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 [2022-11-23 02:33:57,227 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 02:33:57,228 INFO L225 Difference]: With dead ends: 17 [2022-11-23 02:33:57,228 INFO L226 Difference]: Without dead ends: 16 [2022-11-23 02:33:57,229 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 [2022-11-23 02:33:57,230 INFO L413 NwaCegarLoop]: 7 mSDtfsCounter, 7 mSDsluCounter, 3 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 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 [2022-11-23 02:33:57,230 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7 Valid, 10 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-23 02:33:57,231 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states. [2022-11-23 02:33:57,235 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 16. [2022-11-23 02:33:57,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16 states, 14 states have (on average 1.1428571428571428) 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) [2022-11-23 02:33:57,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 16 transitions. [2022-11-23 02:33:57,236 INFO L78 Accepts]: Start accepts. Automaton has 16 states and 16 transitions. Word has length 11 [2022-11-23 02:33:57,236 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 02:33:57,237 INFO L495 AbstractCegarLoop]: Abstraction has 16 states and 16 transitions. [2022-11-23 02:33:57,237 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 2.75) internal successors, (11), 5 states have internal predecessors, (11), 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) [2022-11-23 02:33:57,237 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 16 transitions. [2022-11-23 02:33:57,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-23 02:33:57,238 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 02:33:57,238 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 02:33:57,238 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-23 02:33:57,239 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)] === [2022-11-23 02:33:57,239 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 02:33:57,240 INFO L85 PathProgramCache]: Analyzing trace with hash -1588495484, now seen corresponding path program 1 times [2022-11-23 02:33:57,240 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 02:33:57,240 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1245899635] [2022-11-23 02:33:57,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 02:33:57,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 02:33:57,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:33:57,360 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 02:33:57,361 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 02:33:57,361 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1245899635] [2022-11-23 02:33:57,361 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1245899635] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 02:33:57,362 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [133672353] [2022-11-23 02:33:57,362 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 02:33:57,363 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 02:33:57,363 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec153f27-e536-447a-a8b4-2e030f87aa5f/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 02:33:57,371 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec153f27-e536-447a-a8b4-2e030f87aa5f/bin/uautomizer-QkZJyEgLgS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 02:33:57,423 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec153f27-e536-447a-a8b4-2e030f87aa5f/bin/uautomizer-QkZJyEgLgS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-23 02:33:57,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:33:57,524 INFO L263 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-23 02:33:57,532 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 02:33:57,709 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 02:33:57,710 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-23 02:33:57,822 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 02:33:57,822 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [133672353] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-23 02:33:57,823 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-23 02:33:57,823 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 10 [2022-11-23 02:33:57,823 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [648548530] [2022-11-23 02:33:57,824 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-23 02:33:57,824 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-11-23 02:33:57,824 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 02:33:57,825 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-11-23 02:33:57,825 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2022-11-23 02:33:57,826 INFO L87 Difference]: Start difference. First operand 16 states and 16 transitions. Second operand has 11 states, 10 states have (on average 3.2) internal successors, (32), 11 states have internal predecessors, (32), 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) [2022-11-23 02:33:57,952 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 02:33:57,952 INFO L93 Difference]: Finished difference Result 28 states and 29 transitions. [2022-11-23 02:33:57,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-23 02:33:57,953 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 3.2) internal successors, (32), 11 states have internal predecessors, (32), 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 [2022-11-23 02:33:57,954 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 02:33:57,954 INFO L225 Difference]: With dead ends: 28 [2022-11-23 02:33:57,955 INFO L226 Difference]: Without dead ends: 27 [2022-11-23 02:33:57,956 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=74, Invalid=136, Unknown=0, NotChecked=0, Total=210 [2022-11-23 02:33:57,957 INFO L413 NwaCegarLoop]: 4 mSDtfsCounter, 22 mSDsluCounter, 9 mSDsCounter, 0 mSdLazyCounter, 52 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 22 SdHoareTripleChecker+Valid, 13 SdHoareTripleChecker+Invalid, 64 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 52 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-23 02:33:57,958 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [22 Valid, 13 Invalid, 64 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 52 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-23 02:33:57,959 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states. [2022-11-23 02:33:57,964 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 26. [2022-11-23 02:33:57,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26 states, 24 states have (on average 1.125) internal successors, (27), 25 states have internal predecessors, (27), 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) [2022-11-23 02:33:57,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 27 transitions. [2022-11-23 02:33:57,965 INFO L78 Accepts]: Start accepts. Automaton has 26 states and 27 transitions. Word has length 12 [2022-11-23 02:33:57,966 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 02:33:57,966 INFO L495 AbstractCegarLoop]: Abstraction has 26 states and 27 transitions. [2022-11-23 02:33:57,966 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 3.2) internal successors, (32), 11 states have internal predecessors, (32), 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) [2022-11-23 02:33:57,967 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 27 transitions. [2022-11-23 02:33:57,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-23 02:33:57,967 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 02:33:57,968 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1] [2022-11-23 02:33:57,981 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec153f27-e536-447a-a8b4-2e030f87aa5f/bin/uautomizer-QkZJyEgLgS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-23 02:33:58,175 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec153f27-e536-447a-a8b4-2e030f87aa5f/bin/uautomizer-QkZJyEgLgS/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2022-11-23 02:33:58,176 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2022-11-23 02:33:58,176 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 02:33:58,176 INFO L85 PathProgramCache]: Analyzing trace with hash -1830768378, now seen corresponding path program 1 times [2022-11-23 02:33:58,176 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 02:33:58,177 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [798350228] [2022-11-23 02:33:58,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 02:33:58,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 02:33:58,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:33:58,225 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-23 02:33:58,225 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 02:33:58,226 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [798350228] [2022-11-23 02:33:58,226 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [798350228] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 02:33:58,226 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 02:33:58,226 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-23 02:33:58,227 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [800355036] [2022-11-23 02:33:58,227 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 02:33:58,228 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 02:33:58,228 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 02:33:58,228 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 02:33:58,229 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 02:33:58,229 INFO L87 Difference]: Start difference. First operand 26 states and 27 transitions. Second operand has 3 states, 2 states have (on average 7.0) internal successors, (14), 3 states have internal predecessors, (14), 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) [2022-11-23 02:33:58,246 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 02:33:58,246 INFO L93 Difference]: Finished difference Result 26 states and 27 transitions. [2022-11-23 02:33:58,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 02:33:58,247 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 7.0) internal successors, (14), 3 states have internal predecessors, (14), 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 14 [2022-11-23 02:33:58,247 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 02:33:58,248 INFO L225 Difference]: With dead ends: 26 [2022-11-23 02:33:58,248 INFO L226 Difference]: Without dead ends: 25 [2022-11-23 02:33:58,249 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 [2022-11-23 02:33:58,250 INFO L413 NwaCegarLoop]: 4 mSDtfsCounter, 1 mSDsluCounter, 1 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 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 [2022-11-23 02:33:58,250 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 5 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-23 02:33:58,251 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states. [2022-11-23 02:33:58,255 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 25. [2022-11-23 02:33:58,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25 states, 24 states have (on average 1.0416666666666667) internal successors, (25), 24 states have internal predecessors, (25), 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) [2022-11-23 02:33:58,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 25 transitions. [2022-11-23 02:33:58,257 INFO L78 Accepts]: Start accepts. Automaton has 25 states and 25 transitions. Word has length 14 [2022-11-23 02:33:58,257 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 02:33:58,258 INFO L495 AbstractCegarLoop]: Abstraction has 25 states and 25 transitions. [2022-11-23 02:33:58,258 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 7.0) internal successors, (14), 3 states have internal predecessors, (14), 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) [2022-11-23 02:33:58,258 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 25 transitions. [2022-11-23 02:33:58,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-23 02:33:58,259 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 02:33:58,259 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 1, 1, 1, 1] [2022-11-23 02:33:58,260 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-23 02:33:58,260 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2022-11-23 02:33:58,261 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 02:33:58,261 INFO L85 PathProgramCache]: Analyzing trace with hash 873274482, now seen corresponding path program 2 times [2022-11-23 02:33:58,261 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 02:33:58,262 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [810450541] [2022-11-23 02:33:58,262 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 02:33:58,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 02:33:58,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:33:58,433 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 02:33:58,433 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 02:33:58,434 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [810450541] [2022-11-23 02:33:58,434 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [810450541] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 02:33:58,434 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [476497301] [2022-11-23 02:33:58,434 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-23 02:33:58,435 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 02:33:58,435 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec153f27-e536-447a-a8b4-2e030f87aa5f/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 02:33:58,436 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec153f27-e536-447a-a8b4-2e030f87aa5f/bin/uautomizer-QkZJyEgLgS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 02:33:58,466 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec153f27-e536-447a-a8b4-2e030f87aa5f/bin/uautomizer-QkZJyEgLgS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-23 02:33:58,524 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-11-23 02:33:58,525 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-23 02:33:58,526 INFO L263 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 9 conjunts are in the unsatisfiable core [2022-11-23 02:33:58,528 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 02:33:58,717 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 02:33:58,717 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-23 02:33:58,921 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 02:33:58,922 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [476497301] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-23 02:33:58,922 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-23 02:33:58,928 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 21 [2022-11-23 02:33:58,928 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2104338816] [2022-11-23 02:33:58,928 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-23 02:33:58,931 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2022-11-23 02:33:58,931 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 02:33:58,932 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2022-11-23 02:33:58,935 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=119, Invalid=343, Unknown=0, NotChecked=0, Total=462 [2022-11-23 02:33:58,935 INFO L87 Difference]: Start difference. First operand 25 states and 25 transitions. Second operand has 22 states, 21 states have (on average 3.0952380952380953) internal successors, (65), 22 states have internal predecessors, (65), 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) [2022-11-23 02:33:59,557 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 02:33:59,557 INFO L93 Difference]: Finished difference Result 50 states and 53 transitions. [2022-11-23 02:33:59,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-23 02:33:59,558 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 21 states have (on average 3.0952380952380953) internal successors, (65), 22 states have internal predecessors, (65), 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 24 [2022-11-23 02:33:59,558 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 02:33:59,559 INFO L225 Difference]: With dead ends: 50 [2022-11-23 02:33:59,559 INFO L226 Difference]: Without dead ends: 49 [2022-11-23 02:33:59,560 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 357 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=413, Invalid=919, Unknown=0, NotChecked=0, Total=1332 [2022-11-23 02:33:59,561 INFO L413 NwaCegarLoop]: 4 mSDtfsCounter, 55 mSDsluCounter, 15 mSDsCounter, 0 mSdLazyCounter, 154 mSolverCounterSat, 31 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 55 SdHoareTripleChecker+Valid, 19 SdHoareTripleChecker+Invalid, 185 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 154 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-23 02:33:59,562 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [55 Valid, 19 Invalid, 185 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 154 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-23 02:33:59,563 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2022-11-23 02:33:59,571 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 49. [2022-11-23 02:33:59,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 49 states, 48 states have (on average 1.0208333333333333) internal successors, (49), 48 states have internal predecessors, (49), 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) [2022-11-23 02:33:59,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 49 transitions. [2022-11-23 02:33:59,573 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 49 transitions. Word has length 24 [2022-11-23 02:33:59,573 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 02:33:59,573 INFO L495 AbstractCegarLoop]: Abstraction has 49 states and 49 transitions. [2022-11-23 02:33:59,574 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 21 states have (on average 3.0952380952380953) internal successors, (65), 22 states have internal predecessors, (65), 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) [2022-11-23 02:33:59,574 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 49 transitions. [2022-11-23 02:33:59,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-11-23 02:33:59,575 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 02:33:59,575 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 7, 7, 7, 7, 1, 1, 1, 1] [2022-11-23 02:33:59,588 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec153f27-e536-447a-a8b4-2e030f87aa5f/bin/uautomizer-QkZJyEgLgS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-23 02:33:59,782 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec153f27-e536-447a-a8b4-2e030f87aa5f/bin/uautomizer-QkZJyEgLgS/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 02:33:59,783 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2022-11-23 02:33:59,783 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 02:33:59,783 INFO L85 PathProgramCache]: Analyzing trace with hash 250347342, now seen corresponding path program 3 times [2022-11-23 02:33:59,784 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 02:33:59,784 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1547986617] [2022-11-23 02:33:59,784 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 02:33:59,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 02:33:59,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:34:00,263 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 147 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 02:34:00,264 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 02:34:00,264 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1547986617] [2022-11-23 02:34:00,264 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1547986617] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 02:34:00,265 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [619848947] [2022-11-23 02:34:00,265 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-11-23 02:34:00,265 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 02:34:00,265 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec153f27-e536-447a-a8b4-2e030f87aa5f/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 02:34:00,267 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec153f27-e536-447a-a8b4-2e030f87aa5f/bin/uautomizer-QkZJyEgLgS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 02:34:00,301 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec153f27-e536-447a-a8b4-2e030f87aa5f/bin/uautomizer-QkZJyEgLgS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-23 02:34:00,341 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) [2022-11-23 02:34:00,341 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-23 02:34:00,343 INFO L263 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2022-11-23 02:34:00,347 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 02:34:00,860 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 147 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 02:34:00,860 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-23 02:34:01,631 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 147 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 02:34:01,631 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [619848947] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-23 02:34:01,631 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-23 02:34:01,631 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16, 16] total 45 [2022-11-23 02:34:01,632 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1045906570] [2022-11-23 02:34:01,632 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-23 02:34:01,633 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 46 states [2022-11-23 02:34:01,633 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 02:34:01,634 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2022-11-23 02:34:01,635 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=471, Invalid=1599, Unknown=0, NotChecked=0, Total=2070 [2022-11-23 02:34:01,636 INFO L87 Difference]: Start difference. First operand 49 states and 49 transitions. Second operand has 46 states, 45 states have (on average 3.111111111111111) internal successors, (140), 46 states have internal predecessors, (140), 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) [2022-11-23 02:34:04,432 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 02:34:04,433 INFO L93 Difference]: Finished difference Result 98 states and 105 transitions. [2022-11-23 02:34:04,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-11-23 02:34:04,434 INFO L78 Accepts]: Start accepts. Automaton has has 46 states, 45 states have (on average 3.111111111111111) internal successors, (140), 46 states have internal predecessors, (140), 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 48 [2022-11-23 02:34:04,434 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 02:34:04,435 INFO L225 Difference]: With dead ends: 98 [2022-11-23 02:34:04,435 INFO L226 Difference]: Without dead ends: 97 [2022-11-23 02:34:04,438 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 152 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 86 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2586 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=2142, Invalid=5514, Unknown=0, NotChecked=0, Total=7656 [2022-11-23 02:34:04,439 INFO L413 NwaCegarLoop]: 4 mSDtfsCounter, 259 mSDsluCounter, 12 mSDsCounter, 0 mSdLazyCounter, 612 mSolverCounterSat, 111 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 259 SdHoareTripleChecker+Valid, 16 SdHoareTripleChecker+Invalid, 723 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 111 IncrementalHoareTripleChecker+Valid, 612 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-11-23 02:34:04,440 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [259 Valid, 16 Invalid, 723 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [111 Valid, 612 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-11-23 02:34:04,440 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97 states. [2022-11-23 02:34:04,492 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97 to 97. [2022-11-23 02:34:04,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 97 states, 96 states have (on average 1.0104166666666667) internal successors, (97), 96 states have internal predecessors, (97), 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) [2022-11-23 02:34:04,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 97 transitions. [2022-11-23 02:34:04,500 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 97 transitions. Word has length 48 [2022-11-23 02:34:04,504 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 02:34:04,507 INFO L495 AbstractCegarLoop]: Abstraction has 97 states and 97 transitions. [2022-11-23 02:34:04,507 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 46 states, 45 states have (on average 3.111111111111111) internal successors, (140), 46 states have internal predecessors, (140), 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) [2022-11-23 02:34:04,507 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 97 transitions. [2022-11-23 02:34:04,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2022-11-23 02:34:04,514 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 02:34:04,514 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 15, 15, 15, 15, 1, 1, 1, 1] [2022-11-23 02:34:04,528 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec153f27-e536-447a-a8b4-2e030f87aa5f/bin/uautomizer-QkZJyEgLgS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-23 02:34:04,721 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec153f27-e536-447a-a8b4-2e030f87aa5f/bin/uautomizer-QkZJyEgLgS/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 02:34:04,722 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2022-11-23 02:34:04,722 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 02:34:04,722 INFO L85 PathProgramCache]: Analyzing trace with hash 1750747398, now seen corresponding path program 4 times [2022-11-23 02:34:04,722 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 02:34:04,723 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1576246934] [2022-11-23 02:34:04,723 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 02:34:04,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 02:34:04,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:34:05,981 INFO L134 CoverageAnalysis]: Checked inductivity of 675 backedges. 0 proven. 675 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 02:34:05,981 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 02:34:05,982 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1576246934] [2022-11-23 02:34:05,982 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1576246934] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 02:34:05,982 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [623285012] [2022-11-23 02:34:05,982 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-11-23 02:34:05,982 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 02:34:05,982 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec153f27-e536-447a-a8b4-2e030f87aa5f/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 02:34:05,984 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec153f27-e536-447a-a8b4-2e030f87aa5f/bin/uautomizer-QkZJyEgLgS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 02:34:06,015 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec153f27-e536-447a-a8b4-2e030f87aa5f/bin/uautomizer-QkZJyEgLgS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-23 02:34:06,097 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-11-23 02:34:06,097 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-23 02:34:06,099 INFO L263 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 33 conjunts are in the unsatisfiable core [2022-11-23 02:34:06,104 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 02:34:07,671 INFO L134 CoverageAnalysis]: Checked inductivity of 675 backedges. 0 proven. 675 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 02:34:07,672 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-23 02:34:09,949 INFO L134 CoverageAnalysis]: Checked inductivity of 675 backedges. 0 proven. 675 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 02:34:09,950 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [623285012] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-23 02:34:09,950 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-23 02:34:09,950 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [32, 32, 32] total 85 [2022-11-23 02:34:09,950 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [823531591] [2022-11-23 02:34:09,951 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-23 02:34:09,952 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 86 states [2022-11-23 02:34:09,952 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 02:34:09,953 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 86 interpolants. [2022-11-23 02:34:09,956 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1335, Invalid=5975, Unknown=0, NotChecked=0, Total=7310 [2022-11-23 02:34:09,957 INFO L87 Difference]: Start difference. First operand 97 states and 97 transitions. Second operand has 86 states, 85 states have (on average 3.023529411764706) internal successors, (257), 86 states have internal predecessors, (257), 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) [2022-11-23 02:34:18,686 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 02:34:18,686 INFO L93 Difference]: Finished difference Result 200 states and 216 transitions. [2022-11-23 02:34:18,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 105 states. [2022-11-23 02:34:18,689 INFO L78 Accepts]: Start accepts. Automaton has has 86 states, 85 states have (on average 3.023529411764706) internal successors, (257), 86 states have internal predecessors, (257), 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 96 [2022-11-23 02:34:18,690 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 02:34:18,692 INFO L225 Difference]: With dead ends: 200 [2022-11-23 02:34:18,692 INFO L226 Difference]: Without dead ends: 199 [2022-11-23 02:34:18,707 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 321 GetRequests, 138 SyntacticMatches, 0 SemanticMatches, 183 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12015 ImplicationChecksByTransitivity, 10.2s TimeCoverageRelationStatistics Valid=9174, Invalid=24866, Unknown=0, NotChecked=0, Total=34040 [2022-11-23 02:34:18,707 INFO L413 NwaCegarLoop]: 4 mSDtfsCounter, 1057 mSDsluCounter, 24 mSDsCounter, 0 mSdLazyCounter, 2120 mSolverCounterSat, 554 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1057 SdHoareTripleChecker+Valid, 28 SdHoareTripleChecker+Invalid, 2674 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 554 IncrementalHoareTripleChecker+Valid, 2120 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-11-23 02:34:18,709 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1057 Valid, 28 Invalid, 2674 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [554 Valid, 2120 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-11-23 02:34:18,711 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 199 states. [2022-11-23 02:34:18,737 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 199 to 199. [2022-11-23 02:34:18,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 199 states, 198 states have (on average 1.005050505050505) internal successors, (199), 198 states have internal predecessors, (199), 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) [2022-11-23 02:34:18,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 199 states and 199 transitions. [2022-11-23 02:34:18,740 INFO L78 Accepts]: Start accepts. Automaton has 199 states and 199 transitions. Word has length 96 [2022-11-23 02:34:18,740 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 02:34:18,740 INFO L495 AbstractCegarLoop]: Abstraction has 199 states and 199 transitions. [2022-11-23 02:34:18,741 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 86 states, 85 states have (on average 3.023529411764706) internal successors, (257), 86 states have internal predecessors, (257), 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) [2022-11-23 02:34:18,741 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 199 transitions. [2022-11-23 02:34:18,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2022-11-23 02:34:18,745 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 02:34:18,745 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 32, 32, 32, 32, 1, 1, 1, 1] [2022-11-23 02:34:18,758 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec153f27-e536-447a-a8b4-2e030f87aa5f/bin/uautomizer-QkZJyEgLgS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-11-23 02:34:18,952 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec153f27-e536-447a-a8b4-2e030f87aa5f/bin/uautomizer-QkZJyEgLgS/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2022-11-23 02:34:18,953 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2022-11-23 02:34:18,953 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 02:34:18,953 INFO L85 PathProgramCache]: Analyzing trace with hash -2028489203, now seen corresponding path program 5 times [2022-11-23 02:34:18,954 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 02:34:18,954 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1054925254] [2022-11-23 02:34:18,954 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 02:34:18,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 02:34:19,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:34:23,428 INFO L134 CoverageAnalysis]: Checked inductivity of 3072 backedges. 0 proven. 3072 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 02:34:23,428 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 02:34:23,429 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1054925254] [2022-11-23 02:34:23,429 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1054925254] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 02:34:23,429 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [697304462] [2022-11-23 02:34:23,429 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2022-11-23 02:34:23,429 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 02:34:23,430 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec153f27-e536-447a-a8b4-2e030f87aa5f/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 02:34:23,431 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec153f27-e536-447a-a8b4-2e030f87aa5f/bin/uautomizer-QkZJyEgLgS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 02:34:23,463 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec153f27-e536-447a-a8b4-2e030f87aa5f/bin/uautomizer-QkZJyEgLgS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-11-23 02:34:23,622 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 33 check-sat command(s) [2022-11-23 02:34:23,623 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-23 02:34:23,627 INFO L263 TraceCheckSpWp]: Trace formula consists of 352 conjuncts, 67 conjunts are in the unsatisfiable core [2022-11-23 02:34:23,635 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 02:34:29,487 INFO L134 CoverageAnalysis]: Checked inductivity of 3072 backedges. 0 proven. 3072 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 02:34:29,487 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-23 02:34:38,425 INFO L134 CoverageAnalysis]: Checked inductivity of 3072 backedges. 0 proven. 3072 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 02:34:38,426 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [697304462] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-23 02:34:38,426 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-23 02:34:38,426 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [66, 66, 66] total 187 [2022-11-23 02:34:38,426 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [285020828] [2022-11-23 02:34:38,427 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-23 02:34:38,428 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 188 states [2022-11-23 02:34:38,428 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 02:34:38,431 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 188 interpolants. [2022-11-23 02:34:38,437 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5811, Invalid=29345, Unknown=0, NotChecked=0, Total=35156 [2022-11-23 02:34:38,439 INFO L87 Difference]: Start difference. First operand 199 states and 199 transitions. Second operand has 188 states, 187 states have (on average 3.0106951871657754) internal successors, (563), 188 states have internal predecessors, (563), 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) [2022-11-23 02:35:22,832 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 02:35:22,832 INFO L93 Difference]: Finished difference Result 434 states and 472 transitions. [2022-11-23 02:35:22,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 234 states. [2022-11-23 02:35:22,834 INFO L78 Accepts]: Start accepts. Automaton has has 188 states, 187 states have (on average 3.0106951871657754) internal successors, (563), 188 states have internal predecessors, (563), 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 198 [2022-11-23 02:35:22,835 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 02:35:22,837 INFO L225 Difference]: With dead ends: 434 [2022-11-23 02:35:22,837 INFO L226 Difference]: Without dead ends: 433 [2022-11-23 02:35:22,855 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 684 GetRequests, 274 SyntacticMatches, 0 SemanticMatches, 410 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 61071 ImplicationChecksByTransitivity, 52.0s TimeCoverageRelationStatistics Valid=44940, Invalid=124392, Unknown=0, NotChecked=0, Total=169332 [2022-11-23 02:35:22,856 INFO L413 NwaCegarLoop]: 4 mSDtfsCounter, 2922 mSDsluCounter, 68 mSDsCounter, 0 mSdLazyCounter, 10822 mSolverCounterSat, 1536 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2922 SdHoareTripleChecker+Valid, 72 SdHoareTripleChecker+Invalid, 12358 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1536 IncrementalHoareTripleChecker+Valid, 10822 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.8s IncrementalHoareTripleChecker+Time [2022-11-23 02:35:22,857 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2922 Valid, 72 Invalid, 12358 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1536 Valid, 10822 Invalid, 0 Unknown, 0 Unchecked, 6.8s Time] [2022-11-23 02:35:22,858 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 433 states. [2022-11-23 02:35:22,895 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 433 to 433. [2022-11-23 02:35:22,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 433 states, 432 states have (on average 1.0023148148148149) internal successors, (433), 432 states have internal predecessors, (433), 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) [2022-11-23 02:35:22,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 433 states and 433 transitions. [2022-11-23 02:35:22,899 INFO L78 Accepts]: Start accepts. Automaton has 433 states and 433 transitions. Word has length 198 [2022-11-23 02:35:22,900 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 02:35:22,900 INFO L495 AbstractCegarLoop]: Abstraction has 433 states and 433 transitions. [2022-11-23 02:35:22,901 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 188 states, 187 states have (on average 3.0106951871657754) internal successors, (563), 188 states have internal predecessors, (563), 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) [2022-11-23 02:35:22,901 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 433 transitions. [2022-11-23 02:35:22,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 433 [2022-11-23 02:35:22,913 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 02:35:22,913 INFO L195 NwaCegarLoop]: trace histogram [72, 72, 71, 71, 71, 71, 1, 1, 1, 1] [2022-11-23 02:35:22,923 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec153f27-e536-447a-a8b4-2e030f87aa5f/bin/uautomizer-QkZJyEgLgS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-11-23 02:35:23,120 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec153f27-e536-447a-a8b4-2e030f87aa5f/bin/uautomizer-QkZJyEgLgS/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2022-11-23 02:35:23,121 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2022-11-23 02:35:23,122 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 02:35:23,122 INFO L85 PathProgramCache]: Analyzing trace with hash 774999310, now seen corresponding path program 6 times [2022-11-23 02:35:23,122 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 02:35:23,122 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1913412080] [2022-11-23 02:35:23,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 02:35:23,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 02:35:23,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:35:41,549 INFO L134 CoverageAnalysis]: Checked inductivity of 15123 backedges. 0 proven. 15123 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 02:35:41,549 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 02:35:41,550 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1913412080] [2022-11-23 02:35:41,550 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1913412080] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 02:35:41,550 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1850308767] [2022-11-23 02:35:41,550 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2022-11-23 02:35:41,550 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 02:35:41,550 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec153f27-e536-447a-a8b4-2e030f87aa5f/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 02:35:41,551 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec153f27-e536-447a-a8b4-2e030f87aa5f/bin/uautomizer-QkZJyEgLgS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 02:35:41,554 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec153f27-e536-447a-a8b4-2e030f87aa5f/bin/uautomizer-QkZJyEgLgS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-11-23 02:35:41,857 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 72 check-sat command(s) [2022-11-23 02:35:41,857 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-23 02:35:41,863 INFO L263 TraceCheckSpWp]: Trace formula consists of 742 conjuncts, 145 conjunts are in the unsatisfiable core [2022-11-23 02:35:41,885 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 02:36:06,453 INFO L134 CoverageAnalysis]: Checked inductivity of 15123 backedges. 0 proven. 15123 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 02:36:06,453 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-23 02:36:41,576 INFO L134 CoverageAnalysis]: Checked inductivity of 15123 backedges. 0 proven. 15123 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 02:36:41,577 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1850308767] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-23 02:36:41,577 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-23 02:36:41,578 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [144, 144, 144] total 430 [2022-11-23 02:36:41,578 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1123176721] [2022-11-23 02:36:41,578 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-23 02:36:41,580 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 431 states [2022-11-23 02:36:41,581 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 02:36:41,591 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 431 interpolants. [2022-11-23 02:36:41,605 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27715, Invalid=157615, Unknown=0, NotChecked=0, Total=185330 [2022-11-23 02:36:41,606 INFO L87 Difference]: Start difference. First operand 433 states and 433 transitions. Second operand has 431 states, 430 states have (on average 3.0046511627906978) internal successors, (1292), 431 states have internal predecessors, (1292), 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) [2022-11-23 02:42:24,154 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 02:42:24,154 INFO L93 Difference]: Finished difference Result 866 states and 937 transitions. [2022-11-23 02:42:24,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 452 states. [2022-11-23 02:42:24,156 INFO L78 Accepts]: Start accepts. Automaton has has 431 states, 430 states have (on average 3.0046511627906978) internal successors, (1292), 431 states have internal predecessors, (1292), 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 432 [2022-11-23 02:42:24,156 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 02:42:24,158 INFO L225 Difference]: With dead ends: 866 [2022-11-23 02:42:24,159 INFO L226 Difference]: Without dead ends: 865 [2022-11-23 02:42:24,203 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1454 GetRequests, 577 SyntacticMatches, 0 SemanticMatches, 877 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 300294 ImplicationChecksByTransitivity, 372.5s TimeCoverageRelationStatistics Valid=195056, Invalid=576706, Unknown=0, NotChecked=0, Total=771762 [2022-11-23 02:42:24,203 INFO L413 NwaCegarLoop]: 4 mSDtfsCounter, 22716 mSDsluCounter, 123 mSDsCounter, 0 mSdLazyCounter, 48401 mSolverCounterSat, 10259 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 25.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 22716 SdHoareTripleChecker+Valid, 127 SdHoareTripleChecker+Invalid, 58660 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 10259 IncrementalHoareTripleChecker+Valid, 48401 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 29.6s IncrementalHoareTripleChecker+Time [2022-11-23 02:42:24,204 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [22716 Valid, 127 Invalid, 58660 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [10259 Valid, 48401 Invalid, 0 Unknown, 0 Unchecked, 29.6s Time] [2022-11-23 02:42:24,205 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 865 states. [2022-11-23 02:42:24,272 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 865 to 865. [2022-11-23 02:42:24,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 865 states, 864 states have (on average 1.0011574074074074) internal successors, (865), 864 states have internal predecessors, (865), 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) [2022-11-23 02:42:24,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 865 states to 865 states and 865 transitions. [2022-11-23 02:42:24,277 INFO L78 Accepts]: Start accepts. Automaton has 865 states and 865 transitions. Word has length 432 [2022-11-23 02:42:24,278 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 02:42:24,279 INFO L495 AbstractCegarLoop]: Abstraction has 865 states and 865 transitions. [2022-11-23 02:42:24,280 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 431 states, 430 states have (on average 3.0046511627906978) internal successors, (1292), 431 states have internal predecessors, (1292), 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) [2022-11-23 02:42:24,280 INFO L276 IsEmpty]: Start isEmpty. Operand 865 states and 865 transitions. [2022-11-23 02:42:24,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 865 [2022-11-23 02:42:24,314 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 02:42:24,314 INFO L195 NwaCegarLoop]: trace histogram [144, 144, 143, 143, 143, 143, 1, 1, 1, 1] [2022-11-23 02:42:24,328 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec153f27-e536-447a-a8b4-2e030f87aa5f/bin/uautomizer-QkZJyEgLgS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2022-11-23 02:42:24,521 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec153f27-e536-447a-a8b4-2e030f87aa5f/bin/uautomizer-QkZJyEgLgS/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 02:42:24,522 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2022-11-23 02:42:24,522 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 02:42:24,522 INFO L85 PathProgramCache]: Analyzing trace with hash 1092379782, now seen corresponding path program 7 times [2022-11-23 02:42:24,522 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 02:42:24,523 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [722822990] [2022-11-23 02:42:24,523 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 02:42:24,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 02:42:26,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:42:38,838 INFO L134 CoverageAnalysis]: Checked inductivity of 61347 backedges. 55671 proven. 0 refuted. 0 times theorem prover too weak. 5676 trivial. 0 not checked. [2022-11-23 02:42:38,838 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 02:42:38,838 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [722822990] [2022-11-23 02:42:38,839 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [722822990] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 02:42:38,839 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 02:42:38,839 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [102] imperfect sequences [] total 102 [2022-11-23 02:42:38,839 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1781053688] [2022-11-23 02:42:38,839 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 02:42:38,841 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 102 states [2022-11-23 02:42:38,841 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 02:42:38,843 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 102 interpolants. [2022-11-23 02:42:38,844 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5151, Invalid=5151, Unknown=0, NotChecked=0, Total=10302 [2022-11-23 02:42:38,845 INFO L87 Difference]: Start difference. First operand 865 states and 865 transitions. Second operand has 102 states, 102 states have (on average 5.950980392156863) internal successors, (607), 102 states have internal predecessors, (607), 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) [2022-11-23 02:42:41,162 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 02:42:41,162 INFO L93 Difference]: Finished difference Result 865 states and 865 transitions. [2022-11-23 02:42:41,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2022-11-23 02:42:41,164 INFO L78 Accepts]: Start accepts. Automaton has has 102 states, 102 states have (on average 5.950980392156863) internal successors, (607), 102 states have internal predecessors, (607), 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 864 [2022-11-23 02:42:41,166 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 02:42:41,166 INFO L225 Difference]: With dead ends: 865 [2022-11-23 02:42:41,167 INFO L226 Difference]: Without dead ends: 0 [2022-11-23 02:42:41,171 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 100 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 4.7s TimeCoverageRelationStatistics Valid=5151, Invalid=5151, Unknown=0, NotChecked=0, Total=10302 [2022-11-23 02:42:41,171 INFO L413 NwaCegarLoop]: 9 mSDtfsCounter, 0 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 2844 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 15 SdHoareTripleChecker+Invalid, 2845 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2844 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-11-23 02:42:41,172 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 15 Invalid, 2845 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 2844 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-11-23 02:42:41,173 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-23 02:42:41,173 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-23 02:42:41,173 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) [2022-11-23 02:42:41,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-23 02:42:41,173 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 864 [2022-11-23 02:42:41,174 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 02:42:41,174 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-23 02:42:41,175 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 102 states, 102 states have (on average 5.950980392156863) internal successors, (607), 102 states have internal predecessors, (607), 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) [2022-11-23 02:42:41,175 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-23 02:42:41,175 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-23 02:42:41,177 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 4 remaining) [2022-11-23 02:42:41,178 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 4 remaining) [2022-11-23 02:42:41,178 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 4 remaining) [2022-11-23 02:42:41,178 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 4 remaining) [2022-11-23 02:42:41,178 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-11-23 02:42:41,180 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-23 02:42:48,811 WARN L233 SmtUtils]: Spent 6.63s 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) [2022-11-23 02:42:48,822 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 24) no Hoare annotation was computed. [2022-11-23 02:42:48,822 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-23 02:42:48,822 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 25) no Hoare annotation was computed. [2022-11-23 02:42:48,823 INFO L902 garLoopResultBuilder]: At program point L29(lines 19 30) the Hoare annotation is: true [2022-11-23 02:42:48,823 INFO L899 garLoopResultBuilder]: For program point L25(line 25) no Hoare annotation was computed. [2022-11-23 02:42:48,823 INFO L899 garLoopResultBuilder]: For program point L25-1(line 25) no Hoare annotation was computed. [2022-11-23 02:42:48,825 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|))))) [2022-11-23 02:42:48,825 INFO L899 garLoopResultBuilder]: For program point L23-3(lines 23 27) no Hoare annotation was computed. [2022-11-23 02:42:48,826 INFO L899 garLoopResultBuilder]: For program point L15(lines 15 17) no Hoare annotation was computed. [2022-11-23 02:42:48,826 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-11-23 02:42:48,826 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 24) no Hoare annotation was computed. [2022-11-23 02:42:48,826 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 25) no Hoare annotation was computed. [2022-11-23 02:42:48,826 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-11-23 02:42:48,826 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-11-23 02:42:48,827 INFO L899 garLoopResultBuilder]: For program point L26(line 26) no Hoare annotation was computed. [2022-11-23 02:42:48,827 INFO L899 garLoopResultBuilder]: For program point L24(line 24) no Hoare annotation was computed. [2022-11-23 02:42:48,827 INFO L899 garLoopResultBuilder]: For program point L24-1(line 24) no Hoare annotation was computed. [2022-11-23 02:42:48,827 INFO L899 garLoopResultBuilder]: For program point L22(line 22) no Hoare annotation was computed. [2022-11-23 02:42:48,827 INFO L899 garLoopResultBuilder]: For program point L14(lines 14 18) no Hoare annotation was computed. [2022-11-23 02:42:48,831 INFO L444 BasicCegarLoop]: Path program histogram: [7, 1, 1, 1, 1, 1, 1] [2022-11-23 02:42:48,834 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-23 02:42:48,877 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 02:42:48 BoogieIcfgContainer [2022-11-23 02:42:48,886 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-23 02:42:48,887 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-23 02:42:48,887 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-23 02:42:48,887 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-23 02:42:48,888 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:33:55" (3/4) ... [2022-11-23 02:42:48,892 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-23 02:42:48,904 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2022-11-23 02:42:48,904 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-11-23 02:42:48,904 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-23 02:42:48,904 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-23 02:42:48,949 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec153f27-e536-447a-a8b4-2e030f87aa5f/bin/uautomizer-QkZJyEgLgS/witness.graphml [2022-11-23 02:42:48,949 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-23 02:42:48,950 INFO L158 Benchmark]: Toolchain (without parser) took 533779.38ms. Allocated memory was 151.0MB in the beginning and 1.7GB in the end (delta: 1.5GB). Free memory was 117.7MB in the beginning and 784.9MB in the end (delta: -667.2MB). Peak memory consumption was 842.1MB. Max. memory is 16.1GB. [2022-11-23 02:42:48,952 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 121.6MB. Free memory is still 90.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 02:42:48,952 INFO L158 Benchmark]: CACSL2BoogieTranslator took 345.09ms. Allocated memory is still 151.0MB. Free memory was 117.7MB in the beginning and 120.1MB in the end (delta: -2.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-23 02:42:48,953 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.60ms. Allocated memory is still 151.0MB. Free memory was 120.1MB in the beginning and 118.8MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 02:42:48,954 INFO L158 Benchmark]: Boogie Preprocessor took 21.50ms. Allocated memory is still 151.0MB. Free memory was 118.8MB in the beginning and 117.3MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-23 02:42:48,956 INFO L158 Benchmark]: RCFGBuilder took 318.29ms. Allocated memory is still 151.0MB. Free memory was 117.3MB in the beginning and 107.6MB in the end (delta: 9.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-23 02:42:48,957 INFO L158 Benchmark]: TraceAbstraction took 532988.27ms. Allocated memory was 151.0MB in the beginning and 1.7GB in the end (delta: 1.5GB). Free memory was 106.8MB in the beginning and 787.0MB in the end (delta: -680.2MB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. [2022-11-23 02:42:48,958 INFO L158 Benchmark]: Witness Printer took 62.26ms. Allocated memory is still 1.7GB. Free memory was 787.0MB in the beginning and 784.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-23 02:42:48,961 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 121.6MB. Free memory is still 90.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 345.09ms. Allocated memory is still 151.0MB. Free memory was 117.7MB in the beginning and 120.1MB in the end (delta: -2.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 35.60ms. Allocated memory is still 151.0MB. Free memory was 120.1MB in the beginning and 118.8MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 21.50ms. Allocated memory is still 151.0MB. Free memory was 118.8MB in the beginning and 117.3MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 318.29ms. Allocated memory is still 151.0MB. Free memory was 117.3MB in the beginning and 107.6MB in the end (delta: 9.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * TraceAbstraction took 532988.27ms. Allocated memory was 151.0MB in the beginning and 1.7GB in the end (delta: 1.5GB). Free memory was 106.8MB in the beginning and 787.0MB in the end (delta: -680.2MB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. * Witness Printer took 62.26ms. Allocated memory is still 1.7GB. Free memory was 787.0MB in the beginning and 784.9MB 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: 532.9s, OverallIterations: 13, TraceHistogramMax: 144, PathProgramHistogramMax: 7, EmptinessCheckTime: 0.1s, AutomataDifference: 402.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 7.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 27052 SdHoareTripleChecker+Valid, 40.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 27052 mSDsluCounter, 349 SdHoareTripleChecker+Invalid, 34.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 269 mSDsCounter, 12511 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 65093 IncrementalHoareTripleChecker+Invalid, 77604 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 12511 mSolverCounterUnsat, 80 mSDtfsCounter, 65093 mSolverCounterSat, 0.3s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2828 GetRequests, 1114 SyntacticMatches, 0 SemanticMatches, 1714 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 376356 ImplicationChecksByTransitivity, 443.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=865occurred in iteration=12, InterpolantAutomatonStates: 984, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 13 MinimizatonAttempts, 2 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 2 LocationsWithAnnotation, 2 PreInvPairs, 105 NumberOfFragments, 1179 HoareAnnotationTreeSize, 2 FomulaSimplifications, 1084 FormulaSimplificationTreeSizeReduction, 1.0s HoareSimplificationTime, 2 FomulaSimplificationsInter, 3578 FormulaSimplificationTreeSizeReductionInter, 6.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 2.9s SatisfiabilityAnalysisTime, 117.6s InterpolantComputationTime, 2535 NumberOfCodeBlocks, 2535 NumberOfCodeBlocksAsserted, 131 NumberOfCheckSat, 3320 ConstructedInterpolants, 0 QuantifiedInterpolants, 18812 SizeOfPredicates, 26 NumberOfNonLiveVariables, 1482 ConjunctsInSsa, 276 ConjunctsInUnsatCore, 25 InterpolantComputations, 7 PerfectInterpolantSequences, 61354/118495 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! [2022-11-23 02:42:49,034 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec153f27-e536-447a-a8b4-2e030f87aa5f/bin/uautomizer-QkZJyEgLgS/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