./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-acceleration/functions_1-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7e70badd Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_496baf31-0f06-46b9-9185-e3a1101c03cb/bin/uautomizer-wIGwrQj20G/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_496baf31-0f06-46b9-9185-e3a1101c03cb/bin/uautomizer-wIGwrQj20G/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_496baf31-0f06-46b9-9185-e3a1101c03cb/bin/uautomizer-wIGwrQj20G/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_496baf31-0f06-46b9-9185-e3a1101c03cb/bin/uautomizer-wIGwrQj20G/config/AutomizerReach.xml -i ../../sv-benchmarks/c/loop-acceleration/functions_1-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_496baf31-0f06-46b9-9185-e3a1101c03cb/bin/uautomizer-wIGwrQj20G/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_496baf31-0f06-46b9-9185-e3a1101c03cb/bin/uautomizer-wIGwrQj20G --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3c699f32b26271d9b8672d2685c3f1aa3d3ad54df32baf7d1d77d9a96ddd2517 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-7e70bad [2021-11-23 13:39:56,400 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 13:39:56,402 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 13:39:56,474 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 13:39:56,476 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 13:39:56,482 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 13:39:56,485 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 13:39:56,490 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 13:39:56,494 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 13:39:56,504 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 13:39:56,505 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 13:39:56,507 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 13:39:56,508 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 13:39:56,512 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 13:39:56,514 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 13:39:56,523 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 13:39:56,526 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 13:39:56,528 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 13:39:56,530 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 13:39:56,538 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 13:39:56,541 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 13:39:56,542 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 13:39:56,547 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 13:39:56,548 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 13:39:56,555 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 13:39:56,556 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 13:39:56,556 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 13:39:56,559 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 13:39:56,560 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 13:39:56,562 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 13:39:56,562 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 13:39:56,563 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 13:39:56,565 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 13:39:56,567 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 13:39:56,569 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 13:39:56,569 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 13:39:56,570 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 13:39:56,571 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 13:39:56,571 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 13:39:56,572 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 13:39:56,573 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 13:39:56,574 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_496baf31-0f06-46b9-9185-e3a1101c03cb/bin/uautomizer-wIGwrQj20G/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-11-23 13:39:56,615 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 13:39:56,616 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 13:39:56,617 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 13:39:56,618 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 13:39:56,620 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 13:39:56,620 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 13:39:56,620 INFO L138 SettingsManager]: * Use SBE=true [2021-11-23 13:39:56,621 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 13:39:56,621 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 13:39:56,621 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 13:39:56,623 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 13:39:56,623 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 13:39:56,623 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 13:39:56,624 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 13:39:56,624 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 13:39:56,624 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 13:39:56,625 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 13:39:56,625 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 13:39:56,625 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 13:39:56,625 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 13:39:56,626 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-23 13:39:56,626 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 13:39:56,626 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 13:39:56,627 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 13:39:56,627 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 13:39:56,627 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 13:39:56,628 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-23 13:39:56,628 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 13:39:56,628 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-23 13:39:56,631 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-23 13:39:56,631 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 13:39:56,631 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 13:39:56,632 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_496baf31-0f06-46b9-9185-e3a1101c03cb/bin/uautomizer-wIGwrQj20G/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_496baf31-0f06-46b9-9185-e3a1101c03cb/bin/uautomizer-wIGwrQj20G Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3c699f32b26271d9b8672d2685c3f1aa3d3ad54df32baf7d1d77d9a96ddd2517 [2021-11-23 13:39:56,982 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 13:39:57,025 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 13:39:57,029 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 13:39:57,031 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 13:39:57,032 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 13:39:57,034 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_496baf31-0f06-46b9-9185-e3a1101c03cb/bin/uautomizer-wIGwrQj20G/../../sv-benchmarks/c/loop-acceleration/functions_1-2.c [2021-11-23 13:39:57,162 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_496baf31-0f06-46b9-9185-e3a1101c03cb/bin/uautomizer-wIGwrQj20G/data/4e086db5d/3ae8190050fb426cb3985d5fff7715c9/FLAG2bec6a446 [2021-11-23 13:39:57,696 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 13:39:57,697 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_496baf31-0f06-46b9-9185-e3a1101c03cb/sv-benchmarks/c/loop-acceleration/functions_1-2.c [2021-11-23 13:39:57,704 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_496baf31-0f06-46b9-9185-e3a1101c03cb/bin/uautomizer-wIGwrQj20G/data/4e086db5d/3ae8190050fb426cb3985d5fff7715c9/FLAG2bec6a446 [2021-11-23 13:39:58,063 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_496baf31-0f06-46b9-9185-e3a1101c03cb/bin/uautomizer-wIGwrQj20G/data/4e086db5d/3ae8190050fb426cb3985d5fff7715c9 [2021-11-23 13:39:58,073 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 13:39:58,075 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 13:39:58,077 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 13:39:58,078 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 13:39:58,082 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 13:39:58,083 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:39:58" (1/1) ... [2021-11-23 13:39:58,085 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@446fcb68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:39:58, skipping insertion in model container [2021-11-23 13:39:58,085 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:39:58" (1/1) ... [2021-11-23 13:39:58,095 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 13:39:58,111 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 13:39:58,340 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_496baf31-0f06-46b9-9185-e3a1101c03cb/sv-benchmarks/c/loop-acceleration/functions_1-2.c[325,338] [2021-11-23 13:39:58,369 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 13:39:58,380 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 13:39:58,402 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_496baf31-0f06-46b9-9185-e3a1101c03cb/sv-benchmarks/c/loop-acceleration/functions_1-2.c[325,338] [2021-11-23 13:39:58,405 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 13:39:58,421 INFO L208 MainTranslator]: Completed translation [2021-11-23 13:39:58,422 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:39:58 WrapperNode [2021-11-23 13:39:58,423 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 13:39:58,424 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 13:39:58,424 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 13:39:58,424 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 13:39:58,434 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:39:58" (1/1) ... [2021-11-23 13:39:58,442 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:39:58" (1/1) ... [2021-11-23 13:39:58,463 INFO L137 Inliner]: procedures = 13, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 28 [2021-11-23 13:39:58,464 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 13:39:58,465 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 13:39:58,465 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 13:39:58,466 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 13:39:58,476 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:39:58" (1/1) ... [2021-11-23 13:39:58,477 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:39:58" (1/1) ... [2021-11-23 13:39:58,478 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:39:58" (1/1) ... [2021-11-23 13:39:58,479 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:39:58" (1/1) ... [2021-11-23 13:39:58,483 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:39:58" (1/1) ... [2021-11-23 13:39:58,487 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:39:58" (1/1) ... [2021-11-23 13:39:58,488 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:39:58" (1/1) ... [2021-11-23 13:39:58,490 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 13:39:58,492 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 13:39:58,492 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 13:39:58,492 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 13:39:58,494 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:39:58" (1/1) ... [2021-11-23 13:39:58,504 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 13:39:58,518 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_496baf31-0f06-46b9-9185-e3a1101c03cb/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:39:58,534 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_496baf31-0f06-46b9-9185-e3a1101c03cb/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 13:39:58,554 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_496baf31-0f06-46b9-9185-e3a1101c03cb/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 13:39:58,594 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 13:39:58,594 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 13:39:58,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 13:39:58,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 13:39:58,677 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 13:39:58,679 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 13:39:58,806 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 13:39:58,814 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 13:39:58,814 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-23 13:39:58,817 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:39:58 BoogieIcfgContainer [2021-11-23 13:39:58,817 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 13:39:58,820 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-23 13:39:58,820 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-23 13:39:58,825 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-23 13:39:58,825 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 01:39:58" (1/3) ... [2021-11-23 13:39:58,826 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@15650625 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 01:39:58, skipping insertion in model container [2021-11-23 13:39:58,827 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:39:58" (2/3) ... [2021-11-23 13:39:58,827 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@15650625 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 01:39:58, skipping insertion in model container [2021-11-23 13:39:58,828 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:39:58" (3/3) ... [2021-11-23 13:39:58,829 INFO L111 eAbstractionObserver]: Analyzing ICFG functions_1-2.c [2021-11-23 13:39:58,837 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-23 13:39:58,837 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-23 13:39:58,901 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-23 13:39:58,913 INFO L339 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, mLoopAccelerationTechnique=FAST_UPR [2021-11-23 13:39:58,913 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-23 13:39:58,930 INFO L276 IsEmpty]: Start isEmpty. Operand has 12 states, 10 states have (on average 1.4) internal successors, (14), 11 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) [2021-11-23 13:39:58,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-23 13:39:58,937 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 13:39:58,938 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2021-11-23 13:39:58,939 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 13:39:58,946 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 13:39:58,947 INFO L85 PathProgramCache]: Analyzing trace with hash 889635821, now seen corresponding path program 1 times [2021-11-23 13:39:58,958 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 13:39:58,959 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1662756298] [2021-11-23 13:39:58,960 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:39:58,961 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 13:39:59,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 13:39:59,221 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 13:39:59,222 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 13:39:59,222 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1662756298] [2021-11-23 13:39:59,223 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1662756298] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 13:39:59,224 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 13:39:59,224 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 13:39:59,226 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1979789310] [2021-11-23 13:39:59,227 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 13:39:59,233 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 13:39:59,233 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 13:39:59,268 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 13:39:59,269 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 13:39:59,272 INFO L87 Difference]: Start difference. First operand has 12 states, 10 states have (on average 1.4) internal successors, (14), 11 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) Second operand has 3 states, 3 states have (on average 2.0) 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) [2021-11-23 13:39:59,304 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 13:39:59,304 INFO L93 Difference]: Finished difference Result 22 states and 26 transitions. [2021-11-23 13:39:59,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 13:39:59,308 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.0) 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 [2021-11-23 13:39:59,309 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 13:39:59,318 INFO L225 Difference]: With dead ends: 22 [2021-11-23 13:39:59,319 INFO L226 Difference]: Without dead ends: 10 [2021-11-23 13:39:59,322 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 13:39:59,328 INFO L933 BasicCegarLoop]: 11 mSDtfsCounter, 1 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 18 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 13:39:59,330 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1 Valid, 18 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 13:39:59,366 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10 states. [2021-11-23 13:39:59,380 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10 to 9. [2021-11-23 13:39:59,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 8 states have (on average 1.125) internal successors, (9), 8 states have internal predecessors, (9), 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) [2021-11-23 13:39:59,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2021-11-23 13:39:59,385 INFO L78 Accepts]: Start accepts. Automaton has 9 states and 9 transitions. Word has length 6 [2021-11-23 13:39:59,385 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 13:39:59,385 INFO L470 AbstractCegarLoop]: Abstraction has 9 states and 9 transitions. [2021-11-23 13:39:59,386 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.0) 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) [2021-11-23 13:39:59,386 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 9 transitions. [2021-11-23 13:39:59,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 13:39:59,387 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 13:39:59,387 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 13:39:59,388 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-23 13:39:59,388 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 13:39:59,389 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 13:39:59,390 INFO L85 PathProgramCache]: Analyzing trace with hash 294764431, now seen corresponding path program 1 times [2021-11-23 13:39:59,390 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 13:39:59,391 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [835355755] [2021-11-23 13:39:59,391 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:39:59,391 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 13:39:59,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 13:39:59,551 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 13:39:59,552 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 13:39:59,552 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [835355755] [2021-11-23 13:39:59,552 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [835355755] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 13:39:59,553 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1811935733] [2021-11-23 13:39:59,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:39:59,554 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 13:39:59,554 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_496baf31-0f06-46b9-9185-e3a1101c03cb/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:39:59,581 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_496baf31-0f06-46b9-9185-e3a1101c03cb/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 13:39:59,587 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_496baf31-0f06-46b9-9185-e3a1101c03cb/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-23 13:39:59,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 13:39:59,646 INFO L263 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-23 13:39:59,652 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 13:39:59,867 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 13:39:59,869 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 13:39:59,996 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 13:39:59,996 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1811935733] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 13:39:59,997 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-23 13:39:59,999 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 9 [2021-11-23 13:40:00,000 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1233377438] [2021-11-23 13:40:00,000 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-23 13:40:00,002 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-23 13:40:00,003 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 13:40:00,003 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-23 13:40:00,006 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2021-11-23 13:40:00,007 INFO L87 Difference]: Start difference. First operand 9 states and 9 transitions. Second operand has 9 states, 9 states have (on average 1.5555555555555556) internal successors, (14), 9 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) [2021-11-23 13:40:00,140 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 13:40:00,141 INFO L93 Difference]: Finished difference Result 17 states and 18 transitions. [2021-11-23 13:40:00,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-23 13:40:00,142 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 1.5555555555555556) internal successors, (14), 9 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 8 [2021-11-23 13:40:00,142 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 13:40:00,143 INFO L225 Difference]: With dead ends: 17 [2021-11-23 13:40:00,143 INFO L226 Difference]: Without dead ends: 13 [2021-11-23 13:40:00,145 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 12 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=55, Invalid=101, Unknown=0, NotChecked=0, Total=156 [2021-11-23 13:40:00,150 INFO L933 BasicCegarLoop]: 6 mSDtfsCounter, 1 mSDsluCounter, 21 mSDsCounter, 0 mSdLazyCounter, 30 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 27 SdHoareTripleChecker+Invalid, 38 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 30 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 13:40:00,152 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1 Valid, 27 Invalid, 38 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 30 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 13:40:00,156 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13 states. [2021-11-23 13:40:00,163 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13 to 13. [2021-11-23 13:40:00,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 12 states have (on average 1.0833333333333333) internal successors, (13), 12 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:40:00,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 13 transitions. [2021-11-23 13:40:00,171 INFO L78 Accepts]: Start accepts. Automaton has 13 states and 13 transitions. Word has length 8 [2021-11-23 13:40:00,171 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 13:40:00,172 INFO L470 AbstractCegarLoop]: Abstraction has 13 states and 13 transitions. [2021-11-23 13:40:00,173 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 1.5555555555555556) internal successors, (14), 9 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) [2021-11-23 13:40:00,174 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 13 transitions. [2021-11-23 13:40:00,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 13:40:00,176 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 13:40:00,176 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1] [2021-11-23 13:40:00,204 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_496baf31-0f06-46b9-9185-e3a1101c03cb/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2021-11-23 13:40:00,389 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_496baf31-0f06-46b9-9185-e3a1101c03cb/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 13:40:00,390 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 13:40:00,390 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 13:40:00,391 INFO L85 PathProgramCache]: Analyzing trace with hash 1489810771, now seen corresponding path program 2 times [2021-11-23 13:40:00,391 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 13:40:00,391 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [568744079] [2021-11-23 13:40:00,391 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:40:00,391 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 13:40:00,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 13:40:00,582 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 13:40:00,582 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 13:40:00,583 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [568744079] [2021-11-23 13:40:00,583 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [568744079] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 13:40:00,583 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1837431955] [2021-11-23 13:40:00,584 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-23 13:40:00,584 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 13:40:00,584 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_496baf31-0f06-46b9-9185-e3a1101c03cb/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:40:00,585 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_496baf31-0f06-46b9-9185-e3a1101c03cb/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 13:40:00,609 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_496baf31-0f06-46b9-9185-e3a1101c03cb/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-23 13:40:00,647 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-23 13:40:00,647 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-23 13:40:00,649 INFO L263 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-23 13:40:00,651 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 13:40:00,771 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 13:40:00,771 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 13:40:00,976 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 13:40:00,976 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1837431955] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 13:40:00,977 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-23 13:40:00,977 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 17 [2021-11-23 13:40:00,977 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1868046768] [2021-11-23 13:40:00,977 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-23 13:40:00,978 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2021-11-23 13:40:00,978 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 13:40:00,979 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-11-23 13:40:00,979 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=208, Unknown=0, NotChecked=0, Total=272 [2021-11-23 13:40:00,980 INFO L87 Difference]: Start difference. First operand 13 states and 13 transitions. Second operand has 17 states, 17 states have (on average 1.2941176470588236) internal successors, (22), 17 states have internal predecessors, (22), 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) [2021-11-23 13:40:01,816 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 13:40:01,816 INFO L93 Difference]: Finished difference Result 25 states and 28 transitions. [2021-11-23 13:40:01,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-11-23 13:40:01,820 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 1.2941176470588236) internal successors, (22), 17 states have internal predecessors, (22), 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 [2021-11-23 13:40:01,821 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 13:40:01,821 INFO L225 Difference]: With dead ends: 25 [2021-11-23 13:40:01,821 INFO L226 Difference]: Without dead ends: 21 [2021-11-23 13:40:01,822 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 16 SyntacticMatches, 1 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=223, Invalid=589, Unknown=0, NotChecked=0, Total=812 [2021-11-23 13:40:01,824 INFO L933 BasicCegarLoop]: 6 mSDtfsCounter, 4 mSDsluCounter, 30 mSDsCounter, 0 mSdLazyCounter, 71 mSolverCounterSat, 36 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 36 SdHoareTripleChecker+Invalid, 107 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 36 IncrementalHoareTripleChecker+Valid, 71 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 13:40:01,825 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4 Valid, 36 Invalid, 107 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [36 Valid, 71 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 13:40:01,826 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21 states. [2021-11-23 13:40:01,831 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21 to 21. [2021-11-23 13:40:01,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21 states, 20 states have (on average 1.05) internal successors, (21), 20 states have internal predecessors, (21), 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) [2021-11-23 13:40:01,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 21 transitions. [2021-11-23 13:40:01,833 INFO L78 Accepts]: Start accepts. Automaton has 21 states and 21 transitions. Word has length 12 [2021-11-23 13:40:01,833 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 13:40:01,833 INFO L470 AbstractCegarLoop]: Abstraction has 21 states and 21 transitions. [2021-11-23 13:40:01,834 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 1.2941176470588236) internal successors, (22), 17 states have internal predecessors, (22), 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) [2021-11-23 13:40:01,834 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 21 transitions. [2021-11-23 13:40:01,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 13:40:01,835 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 13:40:01,835 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 1, 1, 1, 1, 1, 1] [2021-11-23 13:40:01,872 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_496baf31-0f06-46b9-9185-e3a1101c03cb/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-23 13:40:02,056 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_496baf31-0f06-46b9-9185-e3a1101c03cb/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 13:40:02,057 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 13:40:02,058 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 13:40:02,058 INFO L85 PathProgramCache]: Analyzing trace with hash 1781144283, now seen corresponding path program 3 times [2021-11-23 13:40:02,058 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 13:40:02,058 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [859350830] [2021-11-23 13:40:02,059 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:40:02,071 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 13:40:02,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 13:40:02,528 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 13:40:02,528 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 13:40:02,528 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [859350830] [2021-11-23 13:40:02,529 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [859350830] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 13:40:02,529 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1773734437] [2021-11-23 13:40:02,529 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-23 13:40:02,529 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 13:40:02,530 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_496baf31-0f06-46b9-9185-e3a1101c03cb/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:40:02,532 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_496baf31-0f06-46b9-9185-e3a1101c03cb/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 13:40:02,534 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_496baf31-0f06-46b9-9185-e3a1101c03cb/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-23 13:40:02,680 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) [2021-11-23 13:40:02,680 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-23 13:40:02,682 WARN L261 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 59 conjunts are in the unsatisfiable core [2021-11-23 13:40:02,685 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 13:40:02,916 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 13:40:02,917 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 13:40:03,483 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 13:40:03,483 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1773734437] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 13:40:03,483 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-23 13:40:03,484 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 17] total 33 [2021-11-23 13:40:03,484 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1989358138] [2021-11-23 13:40:03,484 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-23 13:40:03,485 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 33 states [2021-11-23 13:40:03,485 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 13:40:03,486 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2021-11-23 13:40:03,487 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=192, Invalid=864, Unknown=0, NotChecked=0, Total=1056 [2021-11-23 13:40:03,487 INFO L87 Difference]: Start difference. First operand 21 states and 21 transitions. Second operand has 33 states, 33 states have (on average 1.1515151515151516) internal successors, (38), 33 states have internal predecessors, (38), 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) [2021-11-23 13:40:14,743 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 13:40:14,743 INFO L93 Difference]: Finished difference Result 41 states and 48 transitions. [2021-11-23 13:40:14,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-11-23 13:40:14,744 INFO L78 Accepts]: Start accepts. Automaton has has 33 states, 33 states have (on average 1.1515151515151516) internal successors, (38), 33 states have internal predecessors, (38), 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 20 [2021-11-23 13:40:14,745 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 13:40:14,746 INFO L225 Difference]: With dead ends: 41 [2021-11-23 13:40:14,746 INFO L226 Difference]: Without dead ends: 37 [2021-11-23 13:40:14,749 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 24 SyntacticMatches, 1 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 479 ImplicationChecksByTransitivity, 11.2s TimeCoverageRelationStatistics Valid=895, Invalid=2765, Unknown=0, NotChecked=0, Total=3660 [2021-11-23 13:40:14,750 INFO L933 BasicCegarLoop]: 6 mSDtfsCounter, 6 mSDsluCounter, 69 mSDsCounter, 0 mSdLazyCounter, 281 mSolverCounterSat, 135 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 75 SdHoareTripleChecker+Invalid, 416 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 135 IncrementalHoareTripleChecker+Valid, 281 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2021-11-23 13:40:14,751 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 75 Invalid, 416 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [135 Valid, 281 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2021-11-23 13:40:14,752 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37 states. [2021-11-23 13:40:14,759 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37 to 37. [2021-11-23 13:40:14,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 37 states, 36 states have (on average 1.0277777777777777) internal successors, (37), 36 states have internal predecessors, (37), 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) [2021-11-23 13:40:14,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 37 transitions. [2021-11-23 13:40:14,762 INFO L78 Accepts]: Start accepts. Automaton has 37 states and 37 transitions. Word has length 20 [2021-11-23 13:40:14,762 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 13:40:14,762 INFO L470 AbstractCegarLoop]: Abstraction has 37 states and 37 transitions. [2021-11-23 13:40:14,763 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 33 states, 33 states have (on average 1.1515151515151516) internal successors, (38), 33 states have internal predecessors, (38), 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) [2021-11-23 13:40:14,763 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 37 transitions. [2021-11-23 13:40:14,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 13:40:14,765 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 13:40:14,765 INFO L514 BasicCegarLoop]: trace histogram [15, 15, 1, 1, 1, 1, 1, 1] [2021-11-23 13:40:14,777 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_496baf31-0f06-46b9-9185-e3a1101c03cb/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-23 13:40:14,970 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_496baf31-0f06-46b9-9185-e3a1101c03cb/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 13:40:14,970 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 13:40:14,971 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 13:40:14,971 INFO L85 PathProgramCache]: Analyzing trace with hash 685690347, now seen corresponding path program 4 times [2021-11-23 13:40:14,972 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 13:40:14,972 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [442601457] [2021-11-23 13:40:14,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:40:14,972 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 13:40:15,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 13:40:16,151 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 0 proven. 225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 13:40:16,152 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 13:40:16,152 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [442601457] [2021-11-23 13:40:16,152 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [442601457] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 13:40:16,152 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1384337094] [2021-11-23 13:40:16,153 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-23 13:40:16,153 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 13:40:16,153 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_496baf31-0f06-46b9-9185-e3a1101c03cb/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:40:16,157 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_496baf31-0f06-46b9-9185-e3a1101c03cb/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 13:40:16,180 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_496baf31-0f06-46b9-9185-e3a1101c03cb/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-23 13:40:16,231 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-23 13:40:16,231 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-23 13:40:16,235 WARN L261 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 123 conjunts are in the unsatisfiable core [2021-11-23 13:40:16,238 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 13:40:16,563 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 0 proven. 225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 13:40:16,563 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 13:40:18,831 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 0 proven. 225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 13:40:18,831 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1384337094] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 13:40:18,832 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-23 13:40:18,832 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [33, 33, 33] total 65 [2021-11-23 13:40:18,832 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [854046610] [2021-11-23 13:40:18,832 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-23 13:40:18,833 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 65 states [2021-11-23 13:40:18,833 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 13:40:18,834 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 65 interpolants. [2021-11-23 13:40:18,836 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=640, Invalid=3520, Unknown=0, NotChecked=0, Total=4160 [2021-11-23 13:40:18,837 INFO L87 Difference]: Start difference. First operand 37 states and 37 transitions. Second operand has 65 states, 65 states have (on average 1.0769230769230769) internal successors, (70), 65 states have internal predecessors, (70), 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) [2021-11-23 13:40:57,181 WARN L227 SmtUtils]: Spent 6.28s on a formula simplification. DAG size of input: 104 DAG size of output: 17 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-23 13:41:20,797 WARN L227 SmtUtils]: Spent 6.96s on a formula simplification. DAG size of input: 100 DAG size of output: 16 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-23 13:41:47,043 WARN L227 SmtUtils]: Spent 7.79s on a formula simplification. DAG size of input: 97 DAG size of output: 17 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-23 13:46:29,464 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 13:46:29,465 INFO L93 Difference]: Finished difference Result 73 states and 88 transitions. [2021-11-23 13:46:29,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2021-11-23 13:46:29,466 INFO L78 Accepts]: Start accepts. Automaton has has 65 states, 65 states have (on average 1.0769230769230769) internal successors, (70), 65 states have internal predecessors, (70), 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 36 [2021-11-23 13:46:29,467 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 13:46:29,468 INFO L225 Difference]: With dead ends: 73 [2021-11-23 13:46:29,468 INFO L226 Difference]: Without dead ends: 69 [2021-11-23 13:46:29,475 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 164 GetRequests, 40 SyntacticMatches, 1 SemanticMatches, 123 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2116 ImplicationChecksByTransitivity, 371.1s TimeCoverageRelationStatistics Valid=3574, Invalid=11914, Unknown=12, NotChecked=0, Total=15500 [2021-11-23 13:46:29,476 INFO L933 BasicCegarLoop]: 6 mSDtfsCounter, 11 mSDsluCounter, 144 mSDsCounter, 0 mSdLazyCounter, 1066 mSolverCounterSat, 542 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 150 SdHoareTripleChecker+Invalid, 1608 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 542 IncrementalHoareTripleChecker+Valid, 1066 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2021-11-23 13:46:29,477 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [11 Valid, 150 Invalid, 1608 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [542 Valid, 1066 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2021-11-23 13:46:29,478 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2021-11-23 13:46:29,490 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 69. [2021-11-23 13:46:29,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 69 states, 68 states have (on average 1.0147058823529411) internal successors, (69), 68 states have internal predecessors, (69), 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) [2021-11-23 13:46:29,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 69 transitions. [2021-11-23 13:46:29,493 INFO L78 Accepts]: Start accepts. Automaton has 69 states and 69 transitions. Word has length 36 [2021-11-23 13:46:29,493 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 13:46:29,494 INFO L470 AbstractCegarLoop]: Abstraction has 69 states and 69 transitions. [2021-11-23 13:46:29,494 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 65 states, 65 states have (on average 1.0769230769230769) internal successors, (70), 65 states have internal predecessors, (70), 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) [2021-11-23 13:46:29,494 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 69 transitions. [2021-11-23 13:46:29,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 13:46:29,497 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 13:46:29,497 INFO L514 BasicCegarLoop]: trace histogram [31, 31, 1, 1, 1, 1, 1, 1] [2021-11-23 13:46:29,534 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_496baf31-0f06-46b9-9185-e3a1101c03cb/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-11-23 13:46:29,712 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_496baf31-0f06-46b9-9185-e3a1101c03cb/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 13:46:29,712 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 13:46:29,713 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 13:46:29,713 INFO L85 PathProgramCache]: Analyzing trace with hash 1963971595, now seen corresponding path program 5 times [2021-11-23 13:46:29,713 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 13:46:29,713 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [620666152] [2021-11-23 13:46:29,714 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:46:29,714 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 13:46:29,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 13:46:32,556 INFO L134 CoverageAnalysis]: Checked inductivity of 961 backedges. 0 proven. 961 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 13:46:32,556 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 13:46:32,556 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [620666152] [2021-11-23 13:46:32,556 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [620666152] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 13:46:32,557 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1599182395] [2021-11-23 13:46:32,557 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-11-23 13:46:32,557 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 13:46:32,557 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_496baf31-0f06-46b9-9185-e3a1101c03cb/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:46:32,560 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_496baf31-0f06-46b9-9185-e3a1101c03cb/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 13:46:32,560 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_496baf31-0f06-46b9-9185-e3a1101c03cb/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-11-23 13:46:57,036 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 32 check-sat command(s) [2021-11-23 13:46:57,036 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-23 13:46:57,054 WARN L261 TraceCheckSpWp]: Trace formula consists of 314 conjuncts, 251 conjunts are in the unsatisfiable core [2021-11-23 13:46:57,058 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 13:46:57,644 INFO L134 CoverageAnalysis]: Checked inductivity of 961 backedges. 0 proven. 961 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 13:46:57,644 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 13:47:05,611 INFO L134 CoverageAnalysis]: Checked inductivity of 961 backedges. 0 proven. 961 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 13:47:05,611 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1599182395] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 13:47:05,611 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-23 13:47:05,612 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [65, 65, 65] total 129 [2021-11-23 13:47:05,612 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1939602432] [2021-11-23 13:47:05,612 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-23 13:47:05,613 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 129 states [2021-11-23 13:47:05,614 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 13:47:05,615 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 129 interpolants. [2021-11-23 13:47:05,622 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=2304, Invalid=14208, Unknown=0, NotChecked=0, Total=16512 [2021-11-23 13:47:05,622 INFO L87 Difference]: Start difference. First operand 69 states and 69 transitions. Second operand has 129 states, 129 states have (on average 1.0387596899224807) internal successors, (134), 129 states have internal predecessors, (134), 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) [2021-11-23 13:47:13,400 WARN L838 $PredicateComparison]: unable to prove that (and (< (mod (+ |c_ULTIMATE.start_f_#res#1| 14) 4294967296) 268435455) (< (mod (+ 40 |c_ULTIMATE.start_f_#res#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 30) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 4) 4294967296) 268435455) (< (mod |c_ULTIMATE.start_f_#res#1| 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 54) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 34) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 36) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 22) 4294967296) 268435455) (<= |c_ULTIMATE.start_main_~x~0#1| 62) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 42) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 8) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 50) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 6) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 32) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 24) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 48) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 28) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 18) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 60) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 38) 4294967296) 268435455) (<= 62 |c_ULTIMATE.start_main_~x~0#1|) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 20) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 16) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 52) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 2) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 44) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 26) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 46) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 12) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 10) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 58) 4294967296) 268435455) (< (mod (+ 56 |c_ULTIMATE.start_f_#res#1|) 4294967296) 268435455)) is different from false [2021-11-23 13:48:51,402 WARN L227 SmtUtils]: Spent 7.63s on a formula simplification. DAG size of input: 126 DAG size of output: 10 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-23 13:48:53,415 WARN L838 $PredicateComparison]: unable to prove that (and (< (mod (+ |c_ULTIMATE.start_f_#res#1| 14) 4294967296) 268435455) (< (mod (+ 30 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 268435455) (< (mod (+ 40 |c_ULTIMATE.start_f_#res#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 30) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 48) 4294967296) 268435455) (< (mod (+ 32 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 4) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 26) 4294967296) 268435455) (< (mod |c_ULTIMATE.start_main_~x~0#1| 4294967296) 268435455) (< (mod |c_ULTIMATE.start_f_#res#1| 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 54) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 38) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 34) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 18) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 36) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 24) 4294967296) 268435455) (< (mod (+ 42 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 36) 4294967296) 268435455) (< (mod (+ 22 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 22) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 28) 4294967296) 268435455) (< (mod (+ 44 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 42) 4294967296) 268435455) (< (mod (+ 2 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 8) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 58) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 50) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 10) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 6) 4294967296) 268435455) (< (mod (+ 40 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 32) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 54) 4294967296) 268435455) (< (mod (+ 56 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 24) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 48) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 28) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 18) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 38) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 4) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 20) 4294967296) 268435455) (< (mod (+ 52 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 16) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 34) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 52) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 2) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 44) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 20) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 26) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 46) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 50) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 12) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 8) 4294967296) 268435455) (< (mod (+ 46 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 10) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 58) 4294967296) 268435455) (< (mod (+ 16 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 268435455) (< (mod (+ 14 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 268435455) (< (mod (+ 56 |c_ULTIMATE.start_f_#res#1|) 4294967296) 268435455) (< (mod (+ 6 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 60) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 12) 4294967296) 268435455)) is different from false [2021-11-23 13:49:59,584 WARN L227 SmtUtils]: Spent 8.27s on a formula simplification. DAG size of input: 122 DAG size of output: 10 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-23 13:50:01,610 WARN L838 $PredicateComparison]: unable to prove that (and (< (mod (+ |c_ULTIMATE.start_f_#res#1| 14) 4294967296) 268435455) (< (mod (+ 30 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 268435455) (< (mod (+ 40 |c_ULTIMATE.start_f_#res#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 30) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 48) 4294967296) 268435455) (< (mod (+ 32 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 4) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 26) 4294967296) 268435455) (< (mod |c_ULTIMATE.start_main_~x~0#1| 4294967296) 268435455) (< (mod |c_ULTIMATE.start_f_#res#1| 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 54) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 38) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 34) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 18) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 36) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 24) 4294967296) 268435455) (< (mod (+ 42 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 36) 4294967296) 268435455) (< (mod (+ 22 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 22) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 28) 4294967296) 268435455) (< (mod (+ 44 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 42) 4294967296) 268435455) (< (mod (+ 2 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 8) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 58) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 50) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 10) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 6) 4294967296) 268435455) (< (mod (+ 40 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 32) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 54) 4294967296) 268435455) (< (mod (+ 56 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 24) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 48) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 28) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 18) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 38) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 4) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 20) 4294967296) 268435455) (< (mod (+ 52 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 16) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 34) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 52) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 2) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 44) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 20) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 26) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 46) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 50) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 12) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 8) 4294967296) 268435455) (< (mod (+ 46 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 10) 4294967296) 268435455) (< (mod (+ 16 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 268435455) (< (mod (+ 14 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 268435455) (< (mod (+ 56 |c_ULTIMATE.start_f_#res#1|) 4294967296) 268435455) (< (mod (+ 6 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 12) 4294967296) 268435455)) is different from false [2021-11-23 13:51:13,827 WARN L227 SmtUtils]: Spent 5.10s on a formula simplification. DAG size of input: 118 DAG size of output: 10 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-23 13:51:15,856 WARN L838 $PredicateComparison]: unable to prove that (and (< (mod (+ |c_ULTIMATE.start_f_#res#1| 14) 4294967296) 268435455) (< (mod (+ 30 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 268435455) (< (mod (+ 40 |c_ULTIMATE.start_f_#res#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 30) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 48) 4294967296) 268435455) (< (mod (+ 32 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 4) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 26) 4294967296) 268435455) (< (mod |c_ULTIMATE.start_main_~x~0#1| 4294967296) 268435455) (< (mod |c_ULTIMATE.start_f_#res#1| 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 54) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 38) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 34) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 18) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 36) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 24) 4294967296) 268435455) (< (mod (+ 42 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 36) 4294967296) 268435455) (< (mod (+ 22 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 22) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 28) 4294967296) 268435455) (< (mod (+ 44 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 42) 4294967296) 268435455) (< (mod (+ 2 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 8) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 50) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 10) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 6) 4294967296) 268435455) (< (mod (+ 40 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 32) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 54) 4294967296) 268435455) (< (mod (+ 56 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 24) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 48) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 28) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 18) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 38) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 4) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 20) 4294967296) 268435455) (< (mod (+ 52 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 16) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 34) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 52) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 2) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 44) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 20) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 26) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 46) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 50) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 12) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 8) 4294967296) 268435455) (< (mod (+ 46 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 10) 4294967296) 268435455) (< (mod (+ 16 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 268435455) (< (mod (+ 14 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 268435455) (< (mod (+ 6 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 12) 4294967296) 268435455)) is different from false [2021-11-23 13:52:25,330 WARN L227 SmtUtils]: Spent 6.89s on a formula simplification. DAG size of input: 114 DAG size of output: 10 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-23 13:52:27,361 WARN L838 $PredicateComparison]: unable to prove that (and (< (mod (+ |c_ULTIMATE.start_f_#res#1| 14) 4294967296) 268435455) (< (mod (+ 30 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 268435455) (< (mod (+ 40 |c_ULTIMATE.start_f_#res#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 30) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 48) 4294967296) 268435455) (< (mod (+ 32 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 4) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 26) 4294967296) 268435455) (< (mod |c_ULTIMATE.start_main_~x~0#1| 4294967296) 268435455) (< (mod |c_ULTIMATE.start_f_#res#1| 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 38) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 34) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 18) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 36) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 24) 4294967296) 268435455) (< (mod (+ 42 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 36) 4294967296) 268435455) (< (mod (+ 22 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 22) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 28) 4294967296) 268435455) (< (mod (+ 44 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 42) 4294967296) 268435455) (< (mod (+ 2 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 8) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 50) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 10) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 6) 4294967296) 268435455) (< (mod (+ 40 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 32) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 54) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 24) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 48) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 28) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 18) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 38) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 4) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 20) 4294967296) 268435455) (< (mod (+ 52 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 16) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 34) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 52) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 2) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 44) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 20) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 26) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 46) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 50) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 12) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 8) 4294967296) 268435455) (< (mod (+ 46 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 10) 4294967296) 268435455) (< (mod (+ 16 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 268435455) (< (mod (+ 14 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 268435455) (< (mod (+ 6 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 12) 4294967296) 268435455)) is different from false [2021-11-23 13:53:32,865 WARN L838 $PredicateComparison]: unable to prove that (and (< (mod (+ |c_ULTIMATE.start_f_#res#1| 14) 4294967296) 268435455) (< (mod (+ 30 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 268435455) (< (mod (+ 40 |c_ULTIMATE.start_f_#res#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 30) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 48) 4294967296) 268435455) (< (mod (+ 32 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 4) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 26) 4294967296) 268435455) (< (mod |c_ULTIMATE.start_main_~x~0#1| 4294967296) 268435455) (< (mod |c_ULTIMATE.start_f_#res#1| 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 38) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 34) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 18) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 36) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 24) 4294967296) 268435455) (< (mod (+ 42 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 36) 4294967296) 268435455) (< (mod (+ 22 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 22) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 28) 4294967296) 268435455) (< (mod (+ 44 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 42) 4294967296) 268435455) (< (mod (+ 2 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 8) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 50) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 10) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 6) 4294967296) 268435455) (< (mod (+ 40 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 32) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 24) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 48) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 28) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 18) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 38) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 4) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 20) 4294967296) 268435455) (< (mod (+ 52 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 16) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 34) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 2) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 44) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 20) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 26) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 46) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 50) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 12) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 8) 4294967296) 268435455) (< (mod (+ 46 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_f_#res#1| 10) 4294967296) 268435455) (< (mod (+ 16 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 268435455) (< (mod (+ 14 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 268435455) (< (mod (+ 6 |c_ULTIMATE.start_main_~x~0#1|) 4294967296) 268435455) (< (mod (+ |c_ULTIMATE.start_main_~x~0#1| 12) 4294967296) 268435455)) is different from false