./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-99.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8dd2cd7-2ca7-4885-a8a8-5f9e98b87c88/bin/uautomizer-verify-zZY32mL2XJ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8dd2cd7-2ca7-4885-a8a8-5f9e98b87c88/bin/uautomizer-verify-zZY32mL2XJ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8dd2cd7-2ca7-4885-a8a8-5f9e98b87c88/bin/uautomizer-verify-zZY32mL2XJ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8dd2cd7-2ca7-4885-a8a8-5f9e98b87c88/bin/uautomizer-verify-zZY32mL2XJ/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-99.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8dd2cd7-2ca7-4885-a8a8-5f9e98b87c88/bin/uautomizer-verify-zZY32mL2XJ/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8dd2cd7-2ca7-4885-a8a8-5f9e98b87c88/bin/uautomizer-verify-zZY32mL2XJ --witnessprinter.witness.filename witness --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 d1f2fd33e5d2eefab538c8e9509f9026512706d91745f186ee11fd8135485551 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 22:30:30,155 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 22:30:30,226 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8dd2cd7-2ca7-4885-a8a8-5f9e98b87c88/bin/uautomizer-verify-zZY32mL2XJ/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-23 22:30:30,232 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 22:30:30,233 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 22:30:30,259 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 22:30:30,260 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 22:30:30,264 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 22:30:30,265 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-23 22:30:30,266 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-23 22:30:30,266 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 22:30:30,267 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 22:30:30,269 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 22:30:30,272 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 22:30:30,273 INFO L153 SettingsManager]: * Use SBE=true [2023-11-23 22:30:30,274 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 22:30:30,275 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 22:30:30,279 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 22:30:30,280 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 22:30:30,281 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 22:30:30,281 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 22:30:30,282 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 22:30:30,283 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 22:30:30,283 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 22:30:30,284 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 22:30:30,284 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 22:30:30,285 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 22:30:30,285 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 22:30:30,286 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 22:30:30,287 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 22:30:30,288 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 22:30:30,289 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 22:30:30,289 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 22:30:30,290 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 22:30:30,290 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 22:30:30,290 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-23 22:30:30,291 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 22:30:30,291 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 22:30:30,291 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-23 22:30:30,292 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 22:30:30,292 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-23 22:30:30,292 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 22:30:30,293 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8dd2cd7-2ca7-4885-a8a8-5f9e98b87c88/bin/uautomizer-verify-zZY32mL2XJ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8dd2cd7-2ca7-4885-a8a8-5f9e98b87c88/bin/uautomizer-verify-zZY32mL2XJ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d1f2fd33e5d2eefab538c8e9509f9026512706d91745f186ee11fd8135485551 [2023-11-23 22:30:30,639 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 22:30:30,674 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 22:30:30,677 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 22:30:30,678 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 22:30:30,680 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 22:30:30,681 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8dd2cd7-2ca7-4885-a8a8-5f9e98b87c88/bin/uautomizer-verify-zZY32mL2XJ/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-99.i [2023-11-23 22:30:33,744 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 22:30:34,017 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 22:30:34,017 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8dd2cd7-2ca7-4885-a8a8-5f9e98b87c88/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-99.i [2023-11-23 22:30:34,029 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8dd2cd7-2ca7-4885-a8a8-5f9e98b87c88/bin/uautomizer-verify-zZY32mL2XJ/data/2974d7e9e/ba6662df141248abac8349c7e76d4691/FLAG4af76389a [2023-11-23 22:30:34,044 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8dd2cd7-2ca7-4885-a8a8-5f9e98b87c88/bin/uautomizer-verify-zZY32mL2XJ/data/2974d7e9e/ba6662df141248abac8349c7e76d4691 [2023-11-23 22:30:34,047 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 22:30:34,048 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 22:30:34,050 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 22:30:34,050 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 22:30:34,056 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 22:30:34,056 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:30:34" (1/1) ... [2023-11-23 22:30:34,058 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6288bb4e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:30:34, skipping insertion in model container [2023-11-23 22:30:34,058 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:30:34" (1/1) ... [2023-11-23 22:30:34,095 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 22:30:34,274 WARN L240 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_c8dd2cd7-2ca7-4885-a8a8-5f9e98b87c88/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-99.i[916,929] [2023-11-23 22:30:34,385 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 22:30:34,399 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 22:30:34,412 WARN L240 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_c8dd2cd7-2ca7-4885-a8a8-5f9e98b87c88/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-99.i[916,929] [2023-11-23 22:30:34,460 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 22:30:34,491 INFO L206 MainTranslator]: Completed translation [2023-11-23 22:30:34,492 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:30:34 WrapperNode [2023-11-23 22:30:34,492 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 22:30:34,493 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 22:30:34,498 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 22:30:34,499 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 22:30:34,507 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:30:34" (1/1) ... [2023-11-23 22:30:34,524 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:30:34" (1/1) ... [2023-11-23 22:30:34,593 INFO L138 Inliner]: procedures = 26, calls = 38, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 208 [2023-11-23 22:30:34,594 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 22:30:34,595 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 22:30:34,595 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 22:30:34,595 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 22:30:34,607 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:30:34" (1/1) ... [2023-11-23 22:30:34,607 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:30:34" (1/1) ... [2023-11-23 22:30:34,612 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:30:34" (1/1) ... [2023-11-23 22:30:34,637 INFO L189 HeapSplitter]: Split 2 memory accesses to 1 slices as follows [2] [2023-11-23 22:30:34,638 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:30:34" (1/1) ... [2023-11-23 22:30:34,638 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:30:34" (1/1) ... [2023-11-23 22:30:34,659 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:30:34" (1/1) ... [2023-11-23 22:30:34,663 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:30:34" (1/1) ... [2023-11-23 22:30:34,669 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:30:34" (1/1) ... [2023-11-23 22:30:34,673 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:30:34" (1/1) ... [2023-11-23 22:30:34,684 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 22:30:34,685 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 22:30:34,685 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 22:30:34,686 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 22:30:34,687 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:30:34" (1/1) ... [2023-11-23 22:30:34,693 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 22:30:34,705 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8dd2cd7-2ca7-4885-a8a8-5f9e98b87c88/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 22:30:34,718 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8dd2cd7-2ca7-4885-a8a8-5f9e98b87c88/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 22:30:34,758 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8dd2cd7-2ca7-4885-a8a8-5f9e98b87c88/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 22:30:34,780 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 22:30:34,780 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 22:30:34,781 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 22:30:34,781 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-23 22:30:34,782 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 22:30:34,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 22:30:34,881 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 22:30:34,884 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 22:30:35,592 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 22:30:35,658 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 22:30:35,658 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 22:30:35,659 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:30:35 BoogieIcfgContainer [2023-11-23 22:30:35,659 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 22:30:35,664 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 22:30:35,665 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 22:30:35,669 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 22:30:35,669 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 10:30:34" (1/3) ... [2023-11-23 22:30:35,670 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41faf3e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:30:35, skipping insertion in model container [2023-11-23 22:30:35,671 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:30:34" (2/3) ... [2023-11-23 22:30:35,673 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41faf3e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:30:35, skipping insertion in model container [2023-11-23 22:30:35,673 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:30:35" (3/3) ... [2023-11-23 22:30:35,675 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-99.i [2023-11-23 22:30:35,696 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 22:30:35,696 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 22:30:35,758 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 22:30:35,765 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@62e61143, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 22:30:35,766 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 22:30:35,771 INFO L276 IsEmpty]: Start isEmpty. Operand has 83 states, 55 states have (on average 1.5272727272727273) internal successors, (84), 56 states have internal predecessors, (84), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-23 22:30:35,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2023-11-23 22:30:35,792 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 22:30:35,794 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 22:30:35,795 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 22:30:35,803 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 22:30:35,804 INFO L85 PathProgramCache]: Analyzing trace with hash 799801867, now seen corresponding path program 1 times [2023-11-23 22:30:35,814 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 22:30:35,815 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [827300495] [2023-11-23 22:30:35,815 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 22:30:35,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 22:30:36,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:36,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-23 22:30:36,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:36,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-23 22:30:36,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:36,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-23 22:30:36,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:36,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-23 22:30:36,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:36,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2023-11-23 22:30:36,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:36,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-11-23 22:30:36,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:36,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-11-23 22:30:36,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:36,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-11-23 22:30:36,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:36,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2023-11-23 22:30:36,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:36,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-23 22:30:36,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:36,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2023-11-23 22:30:36,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:36,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-23 22:30:36,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:36,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2023-11-23 22:30:36,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:36,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2023-11-23 22:30:36,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:36,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-23 22:30:36,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:36,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-11-23 22:30:36,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:36,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-11-23 22:30:36,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:36,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2023-11-23 22:30:36,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:36,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2023-11-23 22:30:36,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:36,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2023-11-23 22:30:36,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:36,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2023-11-23 22:30:36,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:36,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2023-11-23 22:30:36,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:36,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2023-11-23 22:30:36,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:36,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2023-11-23 22:30:36,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:36,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2023-11-23 22:30:36,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:36,384 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2023-11-23 22:30:36,386 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 22:30:36,386 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [827300495] [2023-11-23 22:30:36,387 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [827300495] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 22:30:36,387 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 22:30:36,387 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 22:30:36,389 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [294614802] [2023-11-23 22:30:36,390 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 22:30:36,395 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-23 22:30:36,395 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 22:30:36,434 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-23 22:30:36,435 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 22:30:36,438 INFO L87 Difference]: Start difference. First operand has 83 states, 55 states have (on average 1.5272727272727273) internal successors, (84), 56 states have internal predecessors, (84), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) Second operand has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 2 states have call successors, (25) [2023-11-23 22:30:36,489 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 22:30:36,490 INFO L93 Difference]: Finished difference Result 163 states and 291 transitions. [2023-11-23 22:30:36,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 22:30:36,493 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 2 states have call successors, (25) Word has length 161 [2023-11-23 22:30:36,493 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 22:30:36,502 INFO L225 Difference]: With dead ends: 163 [2023-11-23 22:30:36,503 INFO L226 Difference]: Without dead ends: 81 [2023-11-23 22:30:36,507 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 77 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 22:30:36,527 INFO L413 NwaCegarLoop]: 125 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 125 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-23 22:30:36,528 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 125 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-23 22:30:36,562 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states. [2023-11-23 22:30:36,638 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 81. [2023-11-23 22:30:36,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 81 states, 54 states have (on average 1.4444444444444444) internal successors, (78), 54 states have internal predecessors, (78), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-23 22:30:36,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 128 transitions. [2023-11-23 22:30:36,650 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 128 transitions. Word has length 161 [2023-11-23 22:30:36,650 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 22:30:36,651 INFO L495 AbstractCegarLoop]: Abstraction has 81 states and 128 transitions. [2023-11-23 22:30:36,651 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 2 states have call successors, (25) [2023-11-23 22:30:36,652 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 128 transitions. [2023-11-23 22:30:36,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2023-11-23 22:30:36,656 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 22:30:36,657 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 22:30:36,657 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-23 22:30:36,657 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 22:30:36,658 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 22:30:36,658 INFO L85 PathProgramCache]: Analyzing trace with hash -2018892084, now seen corresponding path program 1 times [2023-11-23 22:30:36,659 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 22:30:36,659 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [29035955] [2023-11-23 22:30:36,659 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 22:30:36,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 22:30:36,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:37,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-23 22:30:37,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:37,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-23 22:30:37,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:37,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-23 22:30:37,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:37,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-23 22:30:37,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:37,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2023-11-23 22:30:37,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:37,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-11-23 22:30:37,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:37,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-11-23 22:30:37,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:37,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-11-23 22:30:37,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:37,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2023-11-23 22:30:37,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:37,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-23 22:30:37,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:37,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2023-11-23 22:30:37,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:37,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-23 22:30:37,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:37,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2023-11-23 22:30:37,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:37,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2023-11-23 22:30:37,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:37,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-23 22:30:37,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:37,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-11-23 22:30:37,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:37,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-11-23 22:30:37,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:37,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2023-11-23 22:30:37,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:37,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2023-11-23 22:30:37,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:37,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2023-11-23 22:30:37,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:37,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2023-11-23 22:30:37,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:37,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2023-11-23 22:30:37,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:37,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2023-11-23 22:30:37,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:37,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2023-11-23 22:30:37,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:37,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2023-11-23 22:30:37,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:37,465 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2023-11-23 22:30:37,465 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 22:30:37,465 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [29035955] [2023-11-23 22:30:37,465 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [29035955] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 22:30:37,466 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 22:30:37,466 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-23 22:30:37,466 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [835433132] [2023-11-23 22:30:37,466 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 22:30:37,471 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 22:30:37,471 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 22:30:37,472 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 22:30:37,476 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 22:30:37,477 INFO L87 Difference]: Start difference. First operand 81 states and 128 transitions. Second operand has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-23 22:30:37,588 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 22:30:37,591 INFO L93 Difference]: Finished difference Result 241 states and 382 transitions. [2023-11-23 22:30:37,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-23 22:30:37,592 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 162 [2023-11-23 22:30:37,596 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 22:30:37,603 INFO L225 Difference]: With dead ends: 241 [2023-11-23 22:30:37,607 INFO L226 Difference]: Without dead ends: 161 [2023-11-23 22:30:37,609 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 22:30:37,612 INFO L413 NwaCegarLoop]: 129 mSDtfsCounter, 69 mSDsluCounter, 118 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 69 SdHoareTripleChecker+Valid, 247 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-23 22:30:37,613 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [69 Valid, 247 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-23 22:30:37,615 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161 states. [2023-11-23 22:30:37,679 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161 to 159. [2023-11-23 22:30:37,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 159 states, 106 states have (on average 1.4339622641509433) internal successors, (152), 106 states have internal predecessors, (152), 50 states have call successors, (50), 2 states have call predecessors, (50), 2 states have return successors, (50), 50 states have call predecessors, (50), 50 states have call successors, (50) [2023-11-23 22:30:37,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 159 states and 252 transitions. [2023-11-23 22:30:37,694 INFO L78 Accepts]: Start accepts. Automaton has 159 states and 252 transitions. Word has length 162 [2023-11-23 22:30:37,696 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 22:30:37,697 INFO L495 AbstractCegarLoop]: Abstraction has 159 states and 252 transitions. [2023-11-23 22:30:37,697 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-23 22:30:37,697 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 252 transitions. [2023-11-23 22:30:37,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2023-11-23 22:30:37,705 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 22:30:37,706 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 22:30:37,706 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-23 22:30:37,707 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 22:30:37,707 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 22:30:37,707 INFO L85 PathProgramCache]: Analyzing trace with hash -1006716141, now seen corresponding path program 1 times [2023-11-23 22:30:37,707 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 22:30:37,707 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1482045200] [2023-11-23 22:30:37,708 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 22:30:37,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 22:30:37,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:38,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-23 22:30:38,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:38,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-23 22:30:38,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:38,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-23 22:30:38,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:38,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-23 22:30:38,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:38,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2023-11-23 22:30:38,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:38,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-11-23 22:30:38,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:38,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-11-23 22:30:38,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:38,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-11-23 22:30:38,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:38,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2023-11-23 22:30:38,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:38,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-23 22:30:38,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:38,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2023-11-23 22:30:38,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:38,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-23 22:30:38,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:38,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2023-11-23 22:30:38,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:38,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2023-11-23 22:30:38,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:38,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-23 22:30:38,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:38,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-11-23 22:30:38,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:38,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-11-23 22:30:38,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:38,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2023-11-23 22:30:38,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:38,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2023-11-23 22:30:38,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:38,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2023-11-23 22:30:38,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:38,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2023-11-23 22:30:38,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:38,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2023-11-23 22:30:38,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:38,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2023-11-23 22:30:38,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:38,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2023-11-23 22:30:38,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:38,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2023-11-23 22:30:38,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:38,548 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2023-11-23 22:30:38,549 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 22:30:38,549 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1482045200] [2023-11-23 22:30:38,550 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1482045200] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 22:30:38,551 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 22:30:38,551 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-23 22:30:38,551 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1812921135] [2023-11-23 22:30:38,553 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 22:30:38,554 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-23 22:30:38,554 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 22:30:38,556 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-23 22:30:38,556 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-23 22:30:38,556 INFO L87 Difference]: Start difference. First operand 159 states and 252 transitions. Second operand has 5 states, 5 states have (on average 8.2) internal successors, (41), 5 states have internal predecessors, (41), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-23 22:30:38,934 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 22:30:38,934 INFO L93 Difference]: Finished difference Result 419 states and 663 transitions. [2023-11-23 22:30:38,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-23 22:30:38,935 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 5 states have internal predecessors, (41), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 163 [2023-11-23 22:30:38,936 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 22:30:38,939 INFO L225 Difference]: With dead ends: 419 [2023-11-23 22:30:38,939 INFO L226 Difference]: Without dead ends: 261 [2023-11-23 22:30:38,941 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-23 22:30:38,942 INFO L413 NwaCegarLoop]: 123 mSDtfsCounter, 150 mSDsluCounter, 312 mSDsCounter, 0 mSdLazyCounter, 75 mSolverCounterSat, 76 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 150 SdHoareTripleChecker+Valid, 435 SdHoareTripleChecker+Invalid, 151 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 76 IncrementalHoareTripleChecker+Valid, 75 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-23 22:30:38,943 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [150 Valid, 435 Invalid, 151 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [76 Valid, 75 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-23 22:30:38,944 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 261 states. [2023-11-23 22:30:38,984 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 261 to 205. [2023-11-23 22:30:38,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 205 states, 126 states have (on average 1.3650793650793651) internal successors, (172), 126 states have internal predecessors, (172), 75 states have call successors, (75), 3 states have call predecessors, (75), 3 states have return successors, (75), 75 states have call predecessors, (75), 75 states have call successors, (75) [2023-11-23 22:30:38,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 205 states and 322 transitions. [2023-11-23 22:30:38,988 INFO L78 Accepts]: Start accepts. Automaton has 205 states and 322 transitions. Word has length 163 [2023-11-23 22:30:38,989 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 22:30:38,989 INFO L495 AbstractCegarLoop]: Abstraction has 205 states and 322 transitions. [2023-11-23 22:30:38,989 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 5 states have internal predecessors, (41), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-23 22:30:38,989 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 322 transitions. [2023-11-23 22:30:38,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2023-11-23 22:30:38,998 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 22:30:38,998 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 22:30:38,998 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-23 22:30:38,998 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 22:30:38,999 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 22:30:38,999 INFO L85 PathProgramCache]: Analyzing trace with hash 2079346103, now seen corresponding path program 1 times [2023-11-23 22:30:38,999 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 22:30:38,999 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1087256786] [2023-11-23 22:30:38,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 22:30:38,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 22:30:39,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:39,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-23 22:30:39,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:39,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-23 22:30:39,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:39,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-23 22:30:39,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:39,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-23 22:30:39,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:39,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2023-11-23 22:30:39,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:39,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-11-23 22:30:39,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:39,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-11-23 22:30:39,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:39,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-11-23 22:30:39,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:39,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2023-11-23 22:30:39,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:39,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-23 22:30:39,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:39,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2023-11-23 22:30:39,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:39,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-23 22:30:39,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:39,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2023-11-23 22:30:39,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:39,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2023-11-23 22:30:39,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:39,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-23 22:30:39,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:39,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-11-23 22:30:39,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:39,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-11-23 22:30:39,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:39,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2023-11-23 22:30:39,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:39,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2023-11-23 22:30:39,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:39,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2023-11-23 22:30:39,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:39,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2023-11-23 22:30:39,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:39,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2023-11-23 22:30:39,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:39,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2023-11-23 22:30:39,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:39,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2023-11-23 22:30:39,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:39,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2023-11-23 22:30:39,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:39,376 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2023-11-23 22:30:39,376 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 22:30:39,376 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1087256786] [2023-11-23 22:30:39,376 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1087256786] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 22:30:39,376 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 22:30:39,377 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-23 22:30:39,377 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1812604174] [2023-11-23 22:30:39,377 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 22:30:39,377 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-23 22:30:39,378 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 22:30:39,378 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-23 22:30:39,379 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-23 22:30:39,379 INFO L87 Difference]: Start difference. First operand 205 states and 322 transitions. Second operand has 5 states, 5 states have (on average 8.4) internal successors, (42), 5 states have internal predecessors, (42), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-23 22:30:39,618 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 22:30:39,618 INFO L93 Difference]: Finished difference Result 419 states and 662 transitions. [2023-11-23 22:30:39,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-23 22:30:39,619 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 5 states have internal predecessors, (42), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 164 [2023-11-23 22:30:39,621 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 22:30:39,625 INFO L225 Difference]: With dead ends: 419 [2023-11-23 22:30:39,625 INFO L226 Difference]: Without dead ends: 261 [2023-11-23 22:30:39,626 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-23 22:30:39,638 INFO L413 NwaCegarLoop]: 123 mSDtfsCounter, 146 mSDsluCounter, 366 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 76 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 146 SdHoareTripleChecker+Valid, 489 SdHoareTripleChecker+Invalid, 97 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 76 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-23 22:30:39,638 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [146 Valid, 489 Invalid, 97 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [76 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-23 22:30:39,639 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 261 states. [2023-11-23 22:30:39,689 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 261 to 206. [2023-11-23 22:30:39,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 206 states, 127 states have (on average 1.3622047244094488) internal successors, (173), 127 states have internal predecessors, (173), 75 states have call successors, (75), 3 states have call predecessors, (75), 3 states have return successors, (75), 75 states have call predecessors, (75), 75 states have call successors, (75) [2023-11-23 22:30:39,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 206 states and 323 transitions. [2023-11-23 22:30:39,693 INFO L78 Accepts]: Start accepts. Automaton has 206 states and 323 transitions. Word has length 164 [2023-11-23 22:30:39,694 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 22:30:39,695 INFO L495 AbstractCegarLoop]: Abstraction has 206 states and 323 transitions. [2023-11-23 22:30:39,695 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 5 states have internal predecessors, (42), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-23 22:30:39,695 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 323 transitions. [2023-11-23 22:30:39,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2023-11-23 22:30:39,697 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 22:30:39,698 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 22:30:39,698 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-23 22:30:39,698 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 22:30:39,698 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 22:30:39,698 INFO L85 PathProgramCache]: Analyzing trace with hash -1437162552, now seen corresponding path program 1 times [2023-11-23 22:30:39,699 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 22:30:39,699 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1588663690] [2023-11-23 22:30:39,699 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 22:30:39,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 22:30:39,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:40,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-23 22:30:40,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:40,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-23 22:30:40,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:40,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-23 22:30:40,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:40,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-23 22:30:40,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:40,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2023-11-23 22:30:40,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:40,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-11-23 22:30:40,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:40,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-11-23 22:30:40,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:40,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-11-23 22:30:40,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:40,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2023-11-23 22:30:40,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:40,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-23 22:30:40,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:40,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2023-11-23 22:30:40,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:40,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-23 22:30:40,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:40,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2023-11-23 22:30:40,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:40,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2023-11-23 22:30:40,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:40,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-23 22:30:40,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:40,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-11-23 22:30:40,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:40,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-11-23 22:30:40,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:40,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2023-11-23 22:30:40,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:40,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2023-11-23 22:30:40,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:40,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2023-11-23 22:30:40,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:40,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2023-11-23 22:30:40,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:40,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2023-11-23 22:30:40,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:40,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2023-11-23 22:30:40,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:40,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2023-11-23 22:30:40,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:40,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2023-11-23 22:30:40,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:40,425 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2023-11-23 22:30:40,425 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 22:30:40,425 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1588663690] [2023-11-23 22:30:40,425 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1588663690] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 22:30:40,426 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 22:30:40,426 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-23 22:30:40,426 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2074372912] [2023-11-23 22:30:40,426 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 22:30:40,427 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-23 22:30:40,427 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 22:30:40,427 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-23 22:30:40,427 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-23 22:30:40,428 INFO L87 Difference]: Start difference. First operand 206 states and 323 transitions. Second operand has 5 states, 5 states have (on average 8.6) internal successors, (43), 5 states have internal predecessors, (43), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-23 22:30:40,710 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 22:30:40,710 INFO L93 Difference]: Finished difference Result 419 states and 661 transitions. [2023-11-23 22:30:40,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-23 22:30:40,711 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.6) internal successors, (43), 5 states have internal predecessors, (43), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 165 [2023-11-23 22:30:40,711 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 22:30:40,714 INFO L225 Difference]: With dead ends: 419 [2023-11-23 22:30:40,714 INFO L226 Difference]: Without dead ends: 261 [2023-11-23 22:30:40,715 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-23 22:30:40,716 INFO L413 NwaCegarLoop]: 121 mSDtfsCounter, 128 mSDsluCounter, 302 mSDsCounter, 0 mSdLazyCounter, 87 mSolverCounterSat, 76 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 128 SdHoareTripleChecker+Valid, 423 SdHoareTripleChecker+Invalid, 163 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 76 IncrementalHoareTripleChecker+Valid, 87 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-23 22:30:40,716 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [128 Valid, 423 Invalid, 163 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [76 Valid, 87 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-23 22:30:40,717 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 261 states. [2023-11-23 22:30:40,753 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 261 to 207. [2023-11-23 22:30:40,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 207 states, 128 states have (on average 1.359375) internal successors, (174), 128 states have internal predecessors, (174), 75 states have call successors, (75), 3 states have call predecessors, (75), 3 states have return successors, (75), 75 states have call predecessors, (75), 75 states have call successors, (75) [2023-11-23 22:30:40,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 207 states and 324 transitions. [2023-11-23 22:30:40,756 INFO L78 Accepts]: Start accepts. Automaton has 207 states and 324 transitions. Word has length 165 [2023-11-23 22:30:40,757 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 22:30:40,757 INFO L495 AbstractCegarLoop]: Abstraction has 207 states and 324 transitions. [2023-11-23 22:30:40,757 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.6) internal successors, (43), 5 states have internal predecessors, (43), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-23 22:30:40,758 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 324 transitions. [2023-11-23 22:30:40,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2023-11-23 22:30:40,760 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 22:30:40,760 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 22:30:40,760 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-11-23 22:30:40,761 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 22:30:40,761 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 22:30:40,761 INFO L85 PathProgramCache]: Analyzing trace with hash -1014460726, now seen corresponding path program 1 times [2023-11-23 22:30:40,761 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 22:30:40,761 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [641955356] [2023-11-23 22:30:40,761 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 22:30:40,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 22:30:40,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:41,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-23 22:30:41,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:41,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-23 22:30:41,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:41,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-23 22:30:41,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:41,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-23 22:30:41,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:41,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2023-11-23 22:30:41,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:41,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-11-23 22:30:41,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:41,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-11-23 22:30:41,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:41,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-11-23 22:30:41,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:41,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2023-11-23 22:30:41,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:41,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-23 22:30:41,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:41,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2023-11-23 22:30:41,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:41,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-23 22:30:41,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:41,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2023-11-23 22:30:41,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:41,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2023-11-23 22:30:41,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:41,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-23 22:30:41,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:41,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-11-23 22:30:41,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:41,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-11-23 22:30:41,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:41,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2023-11-23 22:30:41,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:41,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2023-11-23 22:30:41,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:41,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2023-11-23 22:30:41,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:41,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2023-11-23 22:30:41,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:41,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2023-11-23 22:30:41,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:41,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2023-11-23 22:30:41,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:41,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2023-11-23 22:30:41,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:41,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2023-11-23 22:30:41,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:41,235 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2023-11-23 22:30:41,236 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 22:30:41,236 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [641955356] [2023-11-23 22:30:41,236 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [641955356] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 22:30:41,237 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 22:30:41,237 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-23 22:30:41,237 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1763878280] [2023-11-23 22:30:41,237 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 22:30:41,238 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 22:30:41,238 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 22:30:41,239 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 22:30:41,239 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 22:30:41,239 INFO L87 Difference]: Start difference. First operand 207 states and 324 transitions. Second operand has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-23 22:30:41,312 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 22:30:41,312 INFO L93 Difference]: Finished difference Result 365 states and 575 transitions. [2023-11-23 22:30:41,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-23 22:30:41,313 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 165 [2023-11-23 22:30:41,314 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 22:30:41,316 INFO L225 Difference]: With dead ends: 365 [2023-11-23 22:30:41,316 INFO L226 Difference]: Without dead ends: 207 [2023-11-23 22:30:41,317 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 22:30:41,319 INFO L413 NwaCegarLoop]: 113 mSDtfsCounter, 37 mSDsluCounter, 80 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 37 SdHoareTripleChecker+Valid, 193 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-23 22:30:41,319 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [37 Valid, 193 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-23 22:30:41,321 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 207 states. [2023-11-23 22:30:41,359 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 207 to 207. [2023-11-23 22:30:41,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 207 states, 128 states have (on average 1.34375) internal successors, (172), 128 states have internal predecessors, (172), 75 states have call successors, (75), 3 states have call predecessors, (75), 3 states have return successors, (75), 75 states have call predecessors, (75), 75 states have call successors, (75) [2023-11-23 22:30:41,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 207 states and 322 transitions. [2023-11-23 22:30:41,363 INFO L78 Accepts]: Start accepts. Automaton has 207 states and 322 transitions. Word has length 165 [2023-11-23 22:30:41,363 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 22:30:41,364 INFO L495 AbstractCegarLoop]: Abstraction has 207 states and 322 transitions. [2023-11-23 22:30:41,364 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-23 22:30:41,364 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 322 transitions. [2023-11-23 22:30:41,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2023-11-23 22:30:41,367 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 22:30:41,367 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 22:30:41,367 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-11-23 22:30:41,367 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 22:30:41,368 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 22:30:41,368 INFO L85 PathProgramCache]: Analyzing trace with hash 1727862967, now seen corresponding path program 1 times [2023-11-23 22:30:41,368 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 22:30:41,368 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1723846697] [2023-11-23 22:30:41,368 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 22:30:41,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 22:30:41,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 22:30:41,622 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 22:30:41,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 22:30:41,912 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-23 22:30:41,912 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-23 22:30:41,914 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-23 22:30:41,916 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-11-23 22:30:41,919 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2023-11-23 22:30:41,925 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 22:30:42,102 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 10:30:42 BoogieIcfgContainer [2023-11-23 22:30:42,102 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 22:30:42,102 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 22:30:42,103 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 22:30:42,103 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 22:30:42,103 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:30:35" (3/4) ... [2023-11-23 22:30:42,105 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 22:30:42,106 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 22:30:42,107 INFO L158 Benchmark]: Toolchain (without parser) took 8058.67ms. Allocated memory was 155.2MB in the beginning and 243.3MB in the end (delta: 88.1MB). Free memory was 123.4MB in the beginning and 185.6MB in the end (delta: -62.2MB). Peak memory consumption was 27.2MB. Max. memory is 16.1GB. [2023-11-23 22:30:42,107 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 125.8MB. Free memory was 84.7MB in the beginning and 84.5MB in the end (delta: 139.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 22:30:42,108 INFO L158 Benchmark]: CACSL2BoogieTranslator took 442.43ms. Allocated memory is still 155.2MB. Free memory was 123.4MB in the beginning and 106.1MB in the end (delta: 17.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-23 22:30:42,108 INFO L158 Benchmark]: Boogie Procedure Inliner took 100.99ms. Allocated memory is still 155.2MB. Free memory was 106.1MB in the beginning and 100.1MB in the end (delta: 6.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-23 22:30:42,108 INFO L158 Benchmark]: Boogie Preprocessor took 89.82ms. Allocated memory is still 155.2MB. Free memory was 100.1MB in the beginning and 88.4MB in the end (delta: 11.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-23 22:30:42,109 INFO L158 Benchmark]: RCFGBuilder took 974.05ms. Allocated memory is still 155.2MB. Free memory was 88.1MB in the beginning and 106.1MB in the end (delta: -18.0MB). Peak memory consumption was 29.3MB. Max. memory is 16.1GB. [2023-11-23 22:30:42,109 INFO L158 Benchmark]: TraceAbstraction took 6437.44ms. Allocated memory was 155.2MB in the beginning and 243.3MB in the end (delta: 88.1MB). Free memory was 105.3MB in the beginning and 185.6MB in the end (delta: -80.3MB). Peak memory consumption was 129.2MB. Max. memory is 16.1GB. [2023-11-23 22:30:42,109 INFO L158 Benchmark]: Witness Printer took 4.01ms. Allocated memory is still 243.3MB. Free memory is still 185.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 22:30:42,111 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 125.8MB. Free memory was 84.7MB in the beginning and 84.5MB in the end (delta: 139.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 442.43ms. Allocated memory is still 155.2MB. Free memory was 123.4MB in the beginning and 106.1MB in the end (delta: 17.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 100.99ms. Allocated memory is still 155.2MB. Free memory was 106.1MB in the beginning and 100.1MB in the end (delta: 6.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 89.82ms. Allocated memory is still 155.2MB. Free memory was 100.1MB in the beginning and 88.4MB in the end (delta: 11.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 974.05ms. Allocated memory is still 155.2MB. Free memory was 88.1MB in the beginning and 106.1MB in the end (delta: -18.0MB). Peak memory consumption was 29.3MB. Max. memory is 16.1GB. * TraceAbstraction took 6437.44ms. Allocated memory was 155.2MB in the beginning and 243.3MB in the end (delta: 88.1MB). Free memory was 105.3MB in the beginning and 185.6MB in the end (delta: -80.3MB). Peak memory consumption was 129.2MB. Max. memory is 16.1GB. * Witness Printer took 4.01ms. Allocated memory is still 243.3MB. Free memory is still 185.6MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 215. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 8; [L23] unsigned char var_1_4 = 200; [L24] unsigned char var_1_5 = 0; [L25] unsigned long int var_1_6 = 1000000; [L26] signed short int var_1_7 = -1; [L27] unsigned char var_1_8 = 1; [L28] unsigned char var_1_9 = 0; [L29] signed short int var_1_10 = 128; [L30] unsigned char var_1_12 = 1; [L31] unsigned char var_1_14 = 128; [L32] unsigned char var_1_15 = 25; [L33] unsigned char var_1_16 = 1; [L34] float var_1_17 = 1.25; [L35] float var_1_18 = 3.5; [L36] float var_1_19 = 127.45; [L37] float var_1_20 = 1.5; [L38] float var_1_21 = 24.4; [L39] float var_1_22 = 0.8; [L40] unsigned char var_1_23 = 4; [L41] unsigned char var_1_24 = 0; [L42] unsigned char var_1_25 = 8; [L43] unsigned char var_1_26 = 64; [L44] signed short int var_1_27 = 256; [L45] unsigned char var_1_28 = 1; [L46] unsigned char var_1_30 = 0; [L47] unsigned char var_1_31 = 0; [L48] unsigned char last_1_var_1_1 = 8; [L49] unsigned long int last_1_var_1_6 = 1000000; [L50] signed short int last_1_var_1_7 = -1; [L51] unsigned char last_1_var_1_12 = 1; [L52] float last_1_var_1_17 = 1.25; [L53] unsigned char last_1_var_1_23 = 4; [L54] unsigned char last_1_var_1_25 = 8; [L55] unsigned char last_1_var_1_28 = 1; [L219] isInitial = 1 [L220] FCALL initially() [L221] COND TRUE 1 [L222] CALL updateLastVariables() [L205] last_1_var_1_1 = var_1_1 [L206] last_1_var_1_6 = var_1_6 [L207] last_1_var_1_7 = var_1_7 [L208] last_1_var_1_12 = var_1_12 [L209] last_1_var_1_17 = var_1_17 [L210] last_1_var_1_23 = var_1_23 [L211] last_1_var_1_25 = var_1_25 [L212] last_1_var_1_28 = var_1_28 [L222] RET updateLastVariables() [L223] CALL updateVariables() [L163] var_1_4 = __VERIFIER_nondet_uchar() [L164] CALL assume_abort_if_not(var_1_4 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=128, var_1_15=25, var_1_16=1, var_1_17=5/4, var_1_18=7/2, var_1_19=2549/20, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=0, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=128, var_1_15=25, var_1_16=1, var_1_17=5/4, var_1_18=7/2, var_1_19=2549/20, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=0, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L164] RET assume_abort_if_not(var_1_4 >= 127) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=128, var_1_15=25, var_1_16=1, var_1_17=5/4, var_1_18=7/2, var_1_19=2549/20, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=0, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L165] CALL assume_abort_if_not(var_1_4 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=128, var_1_15=25, var_1_16=1, var_1_17=5/4, var_1_18=7/2, var_1_19=2549/20, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=0, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=128, var_1_15=25, var_1_16=1, var_1_17=5/4, var_1_18=7/2, var_1_19=2549/20, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=0, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L165] RET assume_abort_if_not(var_1_4 <= 254) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=128, var_1_15=25, var_1_16=1, var_1_17=5/4, var_1_18=7/2, var_1_19=2549/20, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=0, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L166] var_1_5 = __VERIFIER_nondet_uchar() [L167] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=128, var_1_15=25, var_1_16=1, var_1_17=5/4, var_1_18=7/2, var_1_19=2549/20, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=128, var_1_15=25, var_1_16=1, var_1_17=5/4, var_1_18=7/2, var_1_19=2549/20, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L167] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=128, var_1_15=25, var_1_16=1, var_1_17=5/4, var_1_18=7/2, var_1_19=2549/20, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L168] CALL assume_abort_if_not(var_1_5 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=128, var_1_15=25, var_1_16=1, var_1_17=5/4, var_1_18=7/2, var_1_19=2549/20, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=127, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=128, var_1_15=25, var_1_16=1, var_1_17=5/4, var_1_18=7/2, var_1_19=2549/20, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=127, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L168] RET assume_abort_if_not(var_1_5 <= 127) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=128, var_1_15=25, var_1_16=1, var_1_17=5/4, var_1_18=7/2, var_1_19=2549/20, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=127, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L169] var_1_9 = __VERIFIER_nondet_uchar() [L170] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=128, var_1_15=25, var_1_16=1, var_1_17=5/4, var_1_18=7/2, var_1_19=2549/20, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=127, var_1_6=1000000, var_1_7=-1, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=128, var_1_15=25, var_1_16=1, var_1_17=5/4, var_1_18=7/2, var_1_19=2549/20, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=127, var_1_6=1000000, var_1_7=-1, var_1_8=1] [L170] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=128, var_1_15=25, var_1_16=1, var_1_17=5/4, var_1_18=7/2, var_1_19=2549/20, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=127, var_1_6=1000000, var_1_7=-1, var_1_8=1] [L171] CALL assume_abort_if_not(var_1_9 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=128, var_1_15=25, var_1_16=1, var_1_17=5/4, var_1_18=7/2, var_1_19=2549/20, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=127, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=128, var_1_15=25, var_1_16=1, var_1_17=5/4, var_1_18=7/2, var_1_19=2549/20, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=127, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L171] RET assume_abort_if_not(var_1_9 <= 0) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=128, var_1_15=25, var_1_16=1, var_1_17=5/4, var_1_18=7/2, var_1_19=2549/20, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=127, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L172] var_1_14 = __VERIFIER_nondet_uchar() [L173] CALL assume_abort_if_not(var_1_14 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=127, var_1_15=25, var_1_16=1, var_1_17=5/4, var_1_18=7/2, var_1_19=2549/20, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=127, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=127, var_1_15=25, var_1_16=1, var_1_17=5/4, var_1_18=7/2, var_1_19=2549/20, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=127, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L173] RET assume_abort_if_not(var_1_14 >= 127) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=127, var_1_15=25, var_1_16=1, var_1_17=5/4, var_1_18=7/2, var_1_19=2549/20, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=127, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L174] CALL assume_abort_if_not(var_1_14 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=127, var_1_15=25, var_1_16=1, var_1_17=5/4, var_1_18=7/2, var_1_19=2549/20, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=127, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=127, var_1_15=25, var_1_16=1, var_1_17=5/4, var_1_18=7/2, var_1_19=2549/20, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=127, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L174] RET assume_abort_if_not(var_1_14 <= 254) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=127, var_1_15=25, var_1_16=1, var_1_17=5/4, var_1_18=7/2, var_1_19=2549/20, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=127, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L175] var_1_15 = __VERIFIER_nondet_uchar() [L176] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=127, var_1_16=1, var_1_17=5/4, var_1_18=7/2, var_1_19=2549/20, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=127, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=127, var_1_16=1, var_1_17=5/4, var_1_18=7/2, var_1_19=2549/20, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=127, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L176] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=127, var_1_16=1, var_1_17=5/4, var_1_18=7/2, var_1_19=2549/20, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=127, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L177] CALL assume_abort_if_not(var_1_15 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=127, var_1_15=127, var_1_16=1, var_1_17=5/4, var_1_18=7/2, var_1_19=2549/20, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=127, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=127, var_1_15=127, var_1_16=1, var_1_17=5/4, var_1_18=7/2, var_1_19=2549/20, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=127, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L177] RET assume_abort_if_not(var_1_15 <= 127) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=127, var_1_15=127, var_1_16=1, var_1_17=5/4, var_1_18=7/2, var_1_19=2549/20, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=127, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L178] var_1_16 = __VERIFIER_nondet_uchar() [L179] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=127, var_1_15=127, var_1_17=5/4, var_1_18=7/2, var_1_19=2549/20, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=127, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=127, var_1_15=127, var_1_17=5/4, var_1_18=7/2, var_1_19=2549/20, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=127, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L179] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=127, var_1_15=127, var_1_17=5/4, var_1_18=7/2, var_1_19=2549/20, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=127, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L180] CALL assume_abort_if_not(var_1_16 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=127, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_18=7/2, var_1_19=2549/20, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=127, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=127, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_18=7/2, var_1_19=2549/20, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=127, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L180] RET assume_abort_if_not(var_1_16 <= 127) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=127, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_18=7/2, var_1_19=2549/20, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=127, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L181] var_1_18 = __VERIFIER_nondet_float() [L182] CALL assume_abort_if_not((var_1_18 >= -230584.3009213691390e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 2305843.009213691390e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=127, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_19=2549/20, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=127, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=127, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_19=2549/20, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=127, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L182] RET assume_abort_if_not((var_1_18 >= -230584.3009213691390e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 2305843.009213691390e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=127, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_19=2549/20, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=127, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L183] var_1_19 = __VERIFIER_nondet_float() [L184] CALL assume_abort_if_not((var_1_19 >= -461168.6018427382800e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=127, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=127, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=127, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=127, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L184] RET assume_abort_if_not((var_1_19 >= -461168.6018427382800e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=127, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=127, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L185] var_1_20 = __VERIFIER_nondet_float() [L186] CALL assume_abort_if_not((var_1_20 >= -461168.6018427382800e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 4611686.018427382800e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=127, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=127, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=127, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=127, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L186] RET assume_abort_if_not((var_1_20 >= -461168.6018427382800e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 4611686.018427382800e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=127, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=127, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L187] var_1_21 = __VERIFIER_nondet_float() [L188] CALL assume_abort_if_not((var_1_21 >= 0.0F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=127, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=127, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=127, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=127, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L188] RET assume_abort_if_not((var_1_21 >= 0.0F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=127, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=127, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L189] var_1_22 = __VERIFIER_nondet_float() [L190] CALL assume_abort_if_not((var_1_22 >= 0.0F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854765600e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=127, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=127, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=127, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=127, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L190] RET assume_abort_if_not((var_1_22 >= 0.0F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854765600e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=127, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=127, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L191] var_1_24 = __VERIFIER_nondet_uchar() [L192] CALL assume_abort_if_not(var_1_24 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=127, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_23=4, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=127, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=127, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_23=4, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=127, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L192] RET assume_abort_if_not(var_1_24 >= 0) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=127, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_23=4, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=127, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L193] CALL assume_abort_if_not(var_1_24 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=127, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_23=4, var_1_24=62, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=127, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=127, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_23=4, var_1_24=62, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=127, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L193] RET assume_abort_if_not(var_1_24 <= 63) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=127, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_23=4, var_1_24=62, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=127, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L194] var_1_26 = __VERIFIER_nondet_uchar() [L195] CALL assume_abort_if_not(var_1_26 >= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=127, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_23=4, var_1_24=62, var_1_25=8, var_1_26=63, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=127, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=127, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_23=4, var_1_24=62, var_1_25=8, var_1_26=63, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=127, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L195] RET assume_abort_if_not(var_1_26 >= 63) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=127, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_23=4, var_1_24=62, var_1_25=8, var_1_26=63, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=127, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L196] CALL assume_abort_if_not(var_1_26 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=127, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_23=4, var_1_24=62, var_1_25=8, var_1_26=63, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=127, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=127, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_23=4, var_1_24=62, var_1_25=8, var_1_26=63, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=127, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L196] RET assume_abort_if_not(var_1_26 <= 127) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=127, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_23=4, var_1_24=62, var_1_25=8, var_1_26=63, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=127, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L197] var_1_30 = __VERIFIER_nondet_uchar() [L198] CALL assume_abort_if_not(var_1_30 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=127, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_23=4, var_1_24=62, var_1_25=8, var_1_26=63, var_1_27=256, var_1_28=1, var_1_31=0, var_1_4=127, var_1_5=127, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=127, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_23=4, var_1_24=62, var_1_25=8, var_1_26=63, var_1_27=256, var_1_28=1, var_1_31=0, var_1_4=127, var_1_5=127, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L198] RET assume_abort_if_not(var_1_30 >= 0) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=127, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_23=4, var_1_24=62, var_1_25=8, var_1_26=63, var_1_27=256, var_1_28=1, var_1_31=0, var_1_4=127, var_1_5=127, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L199] CALL assume_abort_if_not(var_1_30 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=127, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_23=4, var_1_24=62, var_1_25=8, var_1_26=63, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=127, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=127, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_23=4, var_1_24=62, var_1_25=8, var_1_26=63, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=127, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L199] RET assume_abort_if_not(var_1_30 <= 0) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=127, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_23=4, var_1_24=62, var_1_25=8, var_1_26=63, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=127, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L200] var_1_31 = __VERIFIER_nondet_uchar() [L201] CALL assume_abort_if_not(var_1_31 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=127, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_23=4, var_1_24=62, var_1_25=8, var_1_26=63, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=1, var_1_4=127, var_1_5=127, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=127, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_23=4, var_1_24=62, var_1_25=8, var_1_26=63, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=1, var_1_4=127, var_1_5=127, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L201] RET assume_abort_if_not(var_1_31 >= 1) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=127, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_23=4, var_1_24=62, var_1_25=8, var_1_26=63, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=1, var_1_4=127, var_1_5=127, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L202] CALL assume_abort_if_not(var_1_31 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=127, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_23=4, var_1_24=62, var_1_25=8, var_1_26=63, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=1, var_1_4=127, var_1_5=127, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=127, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_23=4, var_1_24=62, var_1_25=8, var_1_26=63, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=1, var_1_4=127, var_1_5=127, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L202] RET assume_abort_if_not(var_1_31 <= 1) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=127, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_23=4, var_1_24=62, var_1_25=8, var_1_26=63, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=1, var_1_4=127, var_1_5=127, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L223] RET updateVariables() [L224] CALL step() [L59] signed long int stepLocal_5 = last_1_var_1_7; [L60] signed long int stepLocal_4 = last_1_var_1_7; [L61] signed long int stepLocal_3 = last_1_var_1_1; VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, stepLocal_3=8, stepLocal_4=-1, stepLocal_5=-1, var_1_10=128, var_1_12=1, var_1_14=127, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_23=4, var_1_24=62, var_1_25=8, var_1_26=63, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=1, var_1_4=127, var_1_5=127, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L62] COND TRUE stepLocal_4 > last_1_var_1_6 VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, stepLocal_3=8, stepLocal_4=-1, stepLocal_5=-1, var_1_10=128, var_1_12=1, var_1_14=127, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_23=4, var_1_24=62, var_1_25=8, var_1_26=63, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=1, var_1_4=127, var_1_5=127, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L63] COND TRUE stepLocal_5 < last_1_var_1_25 VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, stepLocal_3=8, stepLocal_4=-1, stepLocal_5=-1, var_1_10=128, var_1_12=1, var_1_14=127, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_23=4, var_1_24=62, var_1_25=8, var_1_26=63, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=1, var_1_4=127, var_1_5=127, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L64] COND FALSE !(stepLocal_3 <= last_1_var_1_12) [L67] var_1_12 = (((((var_1_5) < (var_1_15)) ? (var_1_5) : (var_1_15))) + var_1_16) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, stepLocal_3=8, stepLocal_4=-1, stepLocal_5=-1, var_1_10=128, var_1_12=127, var_1_14=127, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_23=4, var_1_24=62, var_1_25=8, var_1_26=63, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=1, var_1_4=127, var_1_5=127, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L73] COND FALSE !(last_1_var_1_25 < last_1_var_1_1) [L80] var_1_28 = var_1_31 VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, stepLocal_3=8, stepLocal_4=-1, stepLocal_5=-1, var_1_10=128, var_1_12=127, var_1_14=127, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_23=4, var_1_24=62, var_1_25=8, var_1_26=63, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=1, var_1_4=127, var_1_5=127, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L82] COND FALSE !(var_1_21 != var_1_19) [L89] var_1_25 = (var_1_14 - (var_1_26 - var_1_24)) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, stepLocal_3=8, stepLocal_4=-1, stepLocal_5=-1, var_1_10=128, var_1_12=127, var_1_14=127, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_23=4, var_1_24=62, var_1_25=126, var_1_26=63, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=1, var_1_4=127, var_1_5=127, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L91] unsigned char stepLocal_0 = ! var_1_28; VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, stepLocal_0=0, stepLocal_3=8, stepLocal_4=-1, stepLocal_5=-1, var_1_10=128, var_1_12=127, var_1_14=127, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_23=4, var_1_24=62, var_1_25=126, var_1_26=63, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=1, var_1_4=127, var_1_5=127, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L92] COND FALSE !(stepLocal_0 && var_1_28) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, stepLocal_0=0, stepLocal_3=8, stepLocal_4=-1, stepLocal_5=-1, var_1_10=128, var_1_12=127, var_1_14=127, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_23=4, var_1_24=62, var_1_25=126, var_1_26=63, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=1, var_1_4=127, var_1_5=127, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L95] COND TRUE \read(var_1_28) [L96] var_1_1 = var_1_5 VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, stepLocal_0=0, stepLocal_3=8, stepLocal_4=-1, stepLocal_5=-1, var_1_10=128, var_1_12=127, var_1_14=127, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=127, var_1_23=4, var_1_24=62, var_1_25=126, var_1_26=63, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=1, var_1_4=127, var_1_5=127, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L101] var_1_7 = var_1_5 [L102] unsigned char stepLocal_2 = var_1_12; VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, stepLocal_0=0, stepLocal_2=127, stepLocal_3=8, stepLocal_4=-1, stepLocal_5=-1, var_1_10=128, var_1_12=127, var_1_14=127, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=127, var_1_23=4, var_1_24=62, var_1_25=126, var_1_26=63, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=1, var_1_4=127, var_1_5=127, var_1_6=1000000, var_1_7=127, var_1_8=1, var_1_9=0] [L103] COND TRUE stepLocal_2 == ((((var_1_7) > (var_1_12)) ? (var_1_7) : (var_1_12))) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, stepLocal_0=0, stepLocal_2=127, stepLocal_3=8, stepLocal_4=-1, stepLocal_5=-1, var_1_10=128, var_1_12=127, var_1_14=127, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=127, var_1_23=4, var_1_24=62, var_1_25=126, var_1_26=63, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=1, var_1_4=127, var_1_5=127, var_1_6=1000000, var_1_7=127, var_1_8=1, var_1_9=0] [L104] COND TRUE ! (var_1_12 > ((((var_1_7) < (var_1_4)) ? (var_1_7) : (var_1_4)))) [L105] var_1_8 = var_1_9 VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, stepLocal_0=0, stepLocal_2=127, stepLocal_3=8, stepLocal_4=-1, stepLocal_5=-1, var_1_10=128, var_1_12=127, var_1_14=127, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=127, var_1_23=4, var_1_24=62, var_1_25=126, var_1_26=63, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=1, var_1_4=127, var_1_5=127, var_1_6=1000000, var_1_7=127, var_1_8=0, var_1_9=0] [L108] COND FALSE !(var_1_12 < var_1_12) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, stepLocal_0=0, stepLocal_2=127, stepLocal_3=8, stepLocal_4=-1, stepLocal_5=-1, var_1_10=128, var_1_12=127, var_1_14=127, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=127, var_1_23=4, var_1_24=62, var_1_25=126, var_1_26=63, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=1, var_1_4=127, var_1_5=127, var_1_6=1000000, var_1_7=127, var_1_8=0, var_1_9=0] [L111] COND TRUE \read(var_1_28) [L112] var_1_10 = var_1_4 VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, stepLocal_0=0, stepLocal_2=127, stepLocal_3=8, stepLocal_4=-1, stepLocal_5=-1, var_1_10=127, var_1_12=127, var_1_14=127, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=127, var_1_23=4, var_1_24=62, var_1_25=126, var_1_26=63, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=1, var_1_4=127, var_1_5=127, var_1_6=1000000, var_1_7=127, var_1_8=0, var_1_9=0] [L117] unsigned char stepLocal_10 = var_1_9; [L118] signed short int stepLocal_9 = var_1_10; [L119] unsigned char stepLocal_8 = var_1_15; VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, stepLocal_0=0, stepLocal_10=0, stepLocal_2=127, stepLocal_3=8, stepLocal_4=-1, stepLocal_5=-1, stepLocal_8=127, stepLocal_9=127, var_1_10=127, var_1_12=127, var_1_14=127, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=127, var_1_23=4, var_1_24=62, var_1_25=126, var_1_26=63, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=1, var_1_4=127, var_1_5=127, var_1_6=1000000, var_1_7=127, var_1_8=0, var_1_9=0] [L120] COND TRUE \read(var_1_28) [L121] var_1_27 = var_1_5 VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, stepLocal_0=0, stepLocal_10=0, stepLocal_2=127, stepLocal_3=8, stepLocal_4=-1, stepLocal_5=-1, stepLocal_8=127, stepLocal_9=127, var_1_10=127, var_1_12=127, var_1_14=127, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=127, var_1_23=4, var_1_24=62, var_1_25=126, var_1_26=63, var_1_27=127, var_1_28=1, var_1_30=0, var_1_31=1, var_1_4=127, var_1_5=127, var_1_6=1000000, var_1_7=127, var_1_8=0, var_1_9=0] [L135] unsigned char stepLocal_1 = var_1_4 > 2; VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, stepLocal_0=0, stepLocal_10=0, stepLocal_1=1, stepLocal_2=127, stepLocal_3=8, stepLocal_4=-1, stepLocal_5=-1, stepLocal_8=127, stepLocal_9=127, var_1_10=127, var_1_12=127, var_1_14=127, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=127, var_1_23=4, var_1_24=62, var_1_25=126, var_1_26=63, var_1_27=127, var_1_28=1, var_1_30=0, var_1_31=1, var_1_4=127, var_1_5=127, var_1_6=1000000, var_1_7=127, var_1_8=0, var_1_9=0] [L136] COND TRUE \read(var_1_28) [L137] var_1_6 = (var_1_4 + var_1_27) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, stepLocal_0=0, stepLocal_10=0, stepLocal_1=1, stepLocal_2=127, stepLocal_3=8, stepLocal_4=-1, stepLocal_5=-1, stepLocal_8=127, stepLocal_9=127, var_1_10=127, var_1_12=127, var_1_14=127, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=127, var_1_23=4, var_1_24=62, var_1_25=126, var_1_26=63, var_1_27=127, var_1_28=1, var_1_30=0, var_1_31=1, var_1_4=127, var_1_5=127, var_1_6=254, var_1_7=127, var_1_8=0, var_1_9=0] [L143] signed short int stepLocal_7 = var_1_27; VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, stepLocal_0=0, stepLocal_10=0, stepLocal_1=1, stepLocal_2=127, stepLocal_3=8, stepLocal_4=-1, stepLocal_5=-1, stepLocal_7=127, stepLocal_8=127, stepLocal_9=127, var_1_10=127, var_1_12=127, var_1_14=127, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=127, var_1_23=4, var_1_24=62, var_1_25=126, var_1_26=63, var_1_27=127, var_1_28=1, var_1_30=0, var_1_31=1, var_1_4=127, var_1_5=127, var_1_6=254, var_1_7=127, var_1_8=0, var_1_9=0] [L144] COND FALSE !(\read(var_1_8)) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, stepLocal_0=0, stepLocal_10=0, stepLocal_1=1, stepLocal_2=127, stepLocal_3=8, stepLocal_4=-1, stepLocal_5=-1, stepLocal_7=127, stepLocal_8=127, stepLocal_9=127, var_1_10=127, var_1_12=127, var_1_14=127, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=127, var_1_23=4, var_1_24=62, var_1_25=126, var_1_26=63, var_1_27=127, var_1_28=1, var_1_30=0, var_1_31=1, var_1_4=127, var_1_5=127, var_1_6=254, var_1_7=127, var_1_8=0, var_1_9=0] [L151] signed short int stepLocal_6 = var_1_10; VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, stepLocal_0=0, stepLocal_10=0, stepLocal_1=1, stepLocal_2=127, stepLocal_3=8, stepLocal_4=-1, stepLocal_5=-1, stepLocal_6=127, stepLocal_7=127, stepLocal_8=127, stepLocal_9=127, var_1_10=127, var_1_12=127, var_1_14=127, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=127, var_1_23=4, var_1_24=62, var_1_25=126, var_1_26=63, var_1_27=127, var_1_28=1, var_1_30=0, var_1_31=1, var_1_4=127, var_1_5=127, var_1_6=254, var_1_7=127, var_1_8=0, var_1_9=0] [L152] COND FALSE !(\read(var_1_8)) [L159] var_1_17 = var_1_21 VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, stepLocal_0=0, stepLocal_10=0, stepLocal_1=1, stepLocal_2=127, stepLocal_3=8, stepLocal_4=-1, stepLocal_5=-1, stepLocal_6=127, stepLocal_7=127, stepLocal_8=127, stepLocal_9=127, var_1_10=127, var_1_12=127, var_1_14=127, var_1_15=127, var_1_16=0, var_1_17=1000005, var_1_1=127, var_1_21=1000005, var_1_23=4, var_1_24=62, var_1_25=126, var_1_26=63, var_1_27=127, var_1_28=1, var_1_30=0, var_1_31=1, var_1_4=127, var_1_5=127, var_1_6=254, var_1_7=127, var_1_8=0, var_1_9=0] [L224] RET step() [L225] CALL, EXPR property() [L215-L216] return ((((((((((((! var_1_28) && var_1_28) ? (var_1_1 == ((unsigned char) (var_1_4 - var_1_5))) : (var_1_28 ? (var_1_1 == ((unsigned char) var_1_5)) : (var_1_1 == ((unsigned char) 1)))) && (var_1_28 ? (var_1_6 == ((unsigned long int) (var_1_4 + var_1_27))) : (((var_1_4 > 2) && var_1_8) ? (var_1_6 == ((unsigned long int) ((((var_1_27) > (var_1_4)) ? (var_1_27) : (var_1_4))))) : 1))) && (var_1_7 == ((signed short int) var_1_5))) && ((var_1_12 == ((((var_1_7) > (var_1_12)) ? (var_1_7) : (var_1_12)))) ? ((! (var_1_12 > ((((var_1_7) < (var_1_4)) ? (var_1_7) : (var_1_4))))) ? (var_1_8 == ((unsigned char) var_1_9)) : 1) : 1)) && ((var_1_12 < var_1_12) ? (var_1_10 == ((signed short int) (var_1_25 - ((((var_1_5) < (16)) ? (var_1_5) : (16)))))) : (var_1_28 ? (var_1_10 == ((signed short int) var_1_4)) : (var_1_10 == ((signed short int) var_1_25))))) && ((last_1_var_1_7 > last_1_var_1_6) ? ((last_1_var_1_7 < last_1_var_1_25) ? ((last_1_var_1_1 <= last_1_var_1_12) ? (var_1_12 == ((unsigned char) (((((var_1_4) < (var_1_14)) ? (var_1_4) : (var_1_14))) - var_1_5))) : (var_1_12 == ((unsigned char) (((((var_1_5) < (var_1_15)) ? (var_1_5) : (var_1_15))) + var_1_16)))) : (var_1_12 == ((unsigned char) var_1_16))) : 1)) && (var_1_8 ? ((var_1_10 <= var_1_23) ? (var_1_17 == ((float) ((((((1.0000000000000012E14f + var_1_18)) < (var_1_19)) ? ((1.0000000000000012E14f + var_1_18)) : (var_1_19))) + var_1_20))) : (var_1_17 == ((float) (var_1_21 - var_1_22)))) : (var_1_17 == ((float) var_1_21)))) && (var_1_8 ? ((var_1_27 <= last_1_var_1_23) ? (var_1_23 == ((unsigned char) 10)) : (var_1_23 == ((unsigned char) ((200 - var_1_24) - 64)))) : 1)) && ((var_1_21 != var_1_19) ? (var_1_28 ? (var_1_25 == ((unsigned char) ((((var_1_24) < (((((var_1_16) < 0 ) ? -(var_1_16) : (var_1_16))))) ? (var_1_24) : (((((var_1_16) < 0 ) ? -(var_1_16) : (var_1_16)))))))) : (var_1_25 == ((unsigned char) ((((4) > (var_1_5)) ? (4) : (var_1_5)))))) : (var_1_25 == ((unsigned char) (var_1_14 - (var_1_26 - var_1_24)))))) && (var_1_28 ? (var_1_27 == ((signed short int) var_1_5)) : (var_1_28 ? ((var_1_10 <= var_1_15) ? (var_1_27 == ((signed short int) -10)) : 1) : ((var_1_10 <= (var_1_4 - var_1_5)) ? ((var_1_9 || (var_1_19 < var_1_20)) ? (var_1_27 == ((signed short int) (((((1) < (var_1_4)) ? (1) : (var_1_4))) + ((((var_1_14) > (var_1_10)) ? (var_1_14) : (var_1_10)))))) : 1) : 1)))) && ((last_1_var_1_25 < last_1_var_1_1) ? (((- last_1_var_1_17) < ((((var_1_22) < 0 ) ? -(var_1_22) : (var_1_22)))) ? (var_1_28 == ((unsigned char) ((last_1_var_1_28 || var_1_9) && var_1_30))) : (var_1_28 == ((unsigned char) var_1_30))) : (var_1_28 == ((unsigned char) var_1_31))) ; [L225] RET, EXPR property() [L225] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=127, var_1_12=127, var_1_14=127, var_1_15=127, var_1_16=0, var_1_17=1000005, var_1_1=127, var_1_21=1000005, var_1_23=4, var_1_24=62, var_1_25=126, var_1_26=63, var_1_27=127, var_1_28=1, var_1_30=0, var_1_31=1, var_1_4=127, var_1_5=127, var_1_6=254, var_1_7=127, var_1_8=0, var_1_9=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=127, var_1_12=127, var_1_14=127, var_1_15=127, var_1_16=0, var_1_17=1000005, var_1_1=127, var_1_21=1000005, var_1_23=4, var_1_24=62, var_1_25=126, var_1_26=63, var_1_27=127, var_1_28=1, var_1_30=0, var_1_31=1, var_1_4=127, var_1_5=127, var_1_6=254, var_1_7=127, var_1_8=0, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 83 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 6.2s, OverallIterations: 7, TraceHistogramMax: 25, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 1.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 530 SdHoareTripleChecker+Valid, 0.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 530 mSDsluCounter, 1912 SdHoareTripleChecker+Invalid, 0.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1178 mSDsCounter, 229 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 226 IncrementalHoareTripleChecker+Invalid, 455 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 229 mSolverCounterUnsat, 734 mSDtfsCounter, 226 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 358 GetRequests, 338 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=207occurred in iteration=5, InterpolantAutomatonStates: 26, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 6 MinimizatonAttempts, 167 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 3.0s InterpolantComputationTime, 1146 NumberOfCodeBlocks, 1146 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 974 ConstructedInterpolants, 0 QuantifiedInterpolants, 2332 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 7200/7200 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-23 22:30:42,163 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8dd2cd7-2ca7-4885-a8a8-5f9e98b87c88/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8dd2cd7-2ca7-4885-a8a8-5f9e98b87c88/bin/uautomizer-verify-zZY32mL2XJ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8dd2cd7-2ca7-4885-a8a8-5f9e98b87c88/bin/uautomizer-verify-zZY32mL2XJ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8dd2cd7-2ca7-4885-a8a8-5f9e98b87c88/bin/uautomizer-verify-zZY32mL2XJ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8dd2cd7-2ca7-4885-a8a8-5f9e98b87c88/bin/uautomizer-verify-zZY32mL2XJ/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-99.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8dd2cd7-2ca7-4885-a8a8-5f9e98b87c88/bin/uautomizer-verify-zZY32mL2XJ/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8dd2cd7-2ca7-4885-a8a8-5f9e98b87c88/bin/uautomizer-verify-zZY32mL2XJ --witnessprinter.witness.filename witness --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 d1f2fd33e5d2eefab538c8e9509f9026512706d91745f186ee11fd8135485551 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 22:30:44,887 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 22:30:44,972 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8dd2cd7-2ca7-4885-a8a8-5f9e98b87c88/bin/uautomizer-verify-zZY32mL2XJ/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-23 22:30:44,979 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 22:30:44,979 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 22:30:45,009 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 22:30:45,010 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 22:30:45,010 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 22:30:45,011 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-23 22:30:45,012 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-23 22:30:45,012 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 22:30:45,013 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 22:30:45,014 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 22:30:45,014 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 22:30:45,015 INFO L153 SettingsManager]: * Use SBE=true [2023-11-23 22:30:45,016 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 22:30:45,016 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 22:30:45,017 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 22:30:45,017 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 22:30:45,018 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 22:30:45,018 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 22:30:45,019 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 22:30:45,019 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 22:30:45,020 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 22:30:45,020 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 22:30:45,020 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 22:30:45,021 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 22:30:45,021 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 22:30:45,022 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 22:30:45,022 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 22:30:45,023 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 22:30:45,023 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 22:30:45,023 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 22:30:45,024 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 22:30:45,024 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 22:30:45,024 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 22:30:45,025 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 22:30:45,025 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-23 22:30:45,025 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 22:30:45,025 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 22:30:45,026 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-23 22:30:45,026 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 22:30:45,026 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-23 22:30:45,026 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 22:30:45,027 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-23 22:30:45,027 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8dd2cd7-2ca7-4885-a8a8-5f9e98b87c88/bin/uautomizer-verify-zZY32mL2XJ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8dd2cd7-2ca7-4885-a8a8-5f9e98b87c88/bin/uautomizer-verify-zZY32mL2XJ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d1f2fd33e5d2eefab538c8e9509f9026512706d91745f186ee11fd8135485551 [2023-11-23 22:30:45,485 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 22:30:45,520 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 22:30:45,523 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 22:30:45,525 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 22:30:45,525 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 22:30:45,528 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8dd2cd7-2ca7-4885-a8a8-5f9e98b87c88/bin/uautomizer-verify-zZY32mL2XJ/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-99.i [2023-11-23 22:30:48,828 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 22:30:49,060 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 22:30:49,077 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8dd2cd7-2ca7-4885-a8a8-5f9e98b87c88/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-99.i [2023-11-23 22:30:49,092 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8dd2cd7-2ca7-4885-a8a8-5f9e98b87c88/bin/uautomizer-verify-zZY32mL2XJ/data/1b95b6d23/d3e7dbb9df314903b0dc7917a7f36df8/FLAG829a0a6d1 [2023-11-23 22:30:49,109 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8dd2cd7-2ca7-4885-a8a8-5f9e98b87c88/bin/uautomizer-verify-zZY32mL2XJ/data/1b95b6d23/d3e7dbb9df314903b0dc7917a7f36df8 [2023-11-23 22:30:49,112 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 22:30:49,114 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 22:30:49,116 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 22:30:49,116 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 22:30:49,122 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 22:30:49,123 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:30:49" (1/1) ... [2023-11-23 22:30:49,124 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7096eb1f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:30:49, skipping insertion in model container [2023-11-23 22:30:49,125 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:30:49" (1/1) ... [2023-11-23 22:30:49,166 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 22:30:49,347 WARN L240 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_c8dd2cd7-2ca7-4885-a8a8-5f9e98b87c88/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-99.i[916,929] [2023-11-23 22:30:49,514 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 22:30:49,552 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 22:30:49,573 WARN L240 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_c8dd2cd7-2ca7-4885-a8a8-5f9e98b87c88/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-99.i[916,929] [2023-11-23 22:30:49,658 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 22:30:49,685 INFO L206 MainTranslator]: Completed translation [2023-11-23 22:30:49,685 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:30:49 WrapperNode [2023-11-23 22:30:49,686 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 22:30:49,688 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 22:30:49,688 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 22:30:49,688 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 22:30:49,697 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:30:49" (1/1) ... [2023-11-23 22:30:49,731 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:30:49" (1/1) ... [2023-11-23 22:30:49,804 INFO L138 Inliner]: procedures = 27, calls = 38, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 208 [2023-11-23 22:30:49,804 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 22:30:49,805 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 22:30:49,805 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 22:30:49,805 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 22:30:49,823 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:30:49" (1/1) ... [2023-11-23 22:30:49,824 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:30:49" (1/1) ... [2023-11-23 22:30:49,839 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:30:49" (1/1) ... [2023-11-23 22:30:49,871 INFO L189 HeapSplitter]: Split 2 memory accesses to 1 slices as follows [2] [2023-11-23 22:30:49,872 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:30:49" (1/1) ... [2023-11-23 22:30:49,872 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:30:49" (1/1) ... [2023-11-23 22:30:49,899 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:30:49" (1/1) ... [2023-11-23 22:30:49,903 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:30:49" (1/1) ... [2023-11-23 22:30:49,906 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:30:49" (1/1) ... [2023-11-23 22:30:49,925 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:30:49" (1/1) ... [2023-11-23 22:30:49,930 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 22:30:49,931 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 22:30:49,931 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 22:30:49,931 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 22:30:49,932 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:30:49" (1/1) ... [2023-11-23 22:30:49,944 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 22:30:49,964 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8dd2cd7-2ca7-4885-a8a8-5f9e98b87c88/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 22:30:49,983 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8dd2cd7-2ca7-4885-a8a8-5f9e98b87c88/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 22:30:50,008 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8dd2cd7-2ca7-4885-a8a8-5f9e98b87c88/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 22:30:50,033 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 22:30:50,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-11-23 22:30:50,034 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 22:30:50,034 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 22:30:50,036 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 22:30:50,036 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 22:30:50,203 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 22:30:50,206 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 22:30:51,768 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 22:30:51,918 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 22:30:51,918 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 22:30:51,919 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:30:51 BoogieIcfgContainer [2023-11-23 22:30:51,919 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 22:30:51,923 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 22:30:51,923 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 22:30:51,927 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 22:30:51,928 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 10:30:49" (1/3) ... [2023-11-23 22:30:51,929 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@348b3074 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:30:51, skipping insertion in model container [2023-11-23 22:30:51,930 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:30:49" (2/3) ... [2023-11-23 22:30:51,931 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@348b3074 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:30:51, skipping insertion in model container [2023-11-23 22:30:51,931 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:30:51" (3/3) ... [2023-11-23 22:30:51,933 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-99.i [2023-11-23 22:30:51,955 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 22:30:51,956 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 22:30:52,037 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 22:30:52,046 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@55569850, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 22:30:52,047 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 22:30:52,053 INFO L276 IsEmpty]: Start isEmpty. Operand has 83 states, 55 states have (on average 1.5272727272727273) internal successors, (84), 56 states have internal predecessors, (84), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-23 22:30:52,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2023-11-23 22:30:52,079 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 22:30:52,080 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 22:30:52,081 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 22:30:52,090 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 22:30:52,091 INFO L85 PathProgramCache]: Analyzing trace with hash 799801867, now seen corresponding path program 1 times [2023-11-23 22:30:52,110 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-23 22:30:52,110 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [241362879] [2023-11-23 22:30:52,111 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 22:30:52,112 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 22:30:52,112 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8dd2cd7-2ca7-4885-a8a8-5f9e98b87c88/bin/uautomizer-verify-zZY32mL2XJ/mathsat [2023-11-23 22:30:52,115 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8dd2cd7-2ca7-4885-a8a8-5f9e98b87c88/bin/uautomizer-verify-zZY32mL2XJ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 22:30:52,124 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8dd2cd7-2ca7-4885-a8a8-5f9e98b87c88/bin/uautomizer-verify-zZY32mL2XJ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-23 22:30:52,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:52,776 INFO L262 TraceCheckSpWp]: Trace formula consists of 280 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 22:30:52,799 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 22:30:52,908 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 624 proven. 0 refuted. 0 times theorem prover too weak. 576 trivial. 0 not checked. [2023-11-23 22:30:52,909 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 22:30:52,910 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-23 22:30:52,910 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [241362879] [2023-11-23 22:30:52,911 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [241362879] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 22:30:52,911 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 22:30:52,911 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 22:30:52,914 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [29058460] [2023-11-23 22:30:52,914 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 22:30:52,920 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-23 22:30:52,921 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-23 22:30:52,980 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-23 22:30:52,981 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 22:30:52,984 INFO L87 Difference]: Start difference. First operand has 83 states, 55 states have (on average 1.5272727272727273) internal successors, (84), 56 states have internal predecessors, (84), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) Second operand has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2023-11-23 22:30:53,801 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 22:30:53,801 INFO L93 Difference]: Finished difference Result 163 states and 291 transitions. [2023-11-23 22:30:53,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 22:30:53,816 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 161 [2023-11-23 22:30:53,816 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 22:30:53,827 INFO L225 Difference]: With dead ends: 163 [2023-11-23 22:30:53,827 INFO L226 Difference]: Without dead ends: 81 [2023-11-23 22:30:53,833 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 160 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 22:30:53,839 INFO L413 NwaCegarLoop]: 125 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 125 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2023-11-23 22:30:53,840 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 125 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2023-11-23 22:30:53,860 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states. [2023-11-23 22:30:53,897 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 81. [2023-11-23 22:30:53,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 81 states, 54 states have (on average 1.4444444444444444) internal successors, (78), 54 states have internal predecessors, (78), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-23 22:30:53,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 128 transitions. [2023-11-23 22:30:53,905 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 128 transitions. Word has length 161 [2023-11-23 22:30:53,906 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 22:30:53,906 INFO L495 AbstractCegarLoop]: Abstraction has 81 states and 128 transitions. [2023-11-23 22:30:53,907 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2023-11-23 22:30:53,907 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 128 transitions. [2023-11-23 22:30:53,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2023-11-23 22:30:53,914 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 22:30:53,914 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 22:30:53,925 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8dd2cd7-2ca7-4885-a8a8-5f9e98b87c88/bin/uautomizer-verify-zZY32mL2XJ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-23 22:30:54,120 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8dd2cd7-2ca7-4885-a8a8-5f9e98b87c88/bin/uautomizer-verify-zZY32mL2XJ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 22:30:54,121 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 22:30:54,122 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 22:30:54,122 INFO L85 PathProgramCache]: Analyzing trace with hash -2018892084, now seen corresponding path program 1 times [2023-11-23 22:30:54,124 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-23 22:30:54,124 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [949983101] [2023-11-23 22:30:54,125 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 22:30:54,126 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 22:30:54,126 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8dd2cd7-2ca7-4885-a8a8-5f9e98b87c88/bin/uautomizer-verify-zZY32mL2XJ/mathsat [2023-11-23 22:30:54,128 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8dd2cd7-2ca7-4885-a8a8-5f9e98b87c88/bin/uautomizer-verify-zZY32mL2XJ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 22:30:54,138 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8dd2cd7-2ca7-4885-a8a8-5f9e98b87c88/bin/uautomizer-verify-zZY32mL2XJ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-23 22:30:54,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:54,610 INFO L262 TraceCheckSpWp]: Trace formula consists of 282 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 22:30:54,622 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 22:30:56,669 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2023-11-23 22:30:56,669 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 22:30:56,669 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-23 22:30:56,670 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [949983101] [2023-11-23 22:30:56,670 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [949983101] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 22:30:56,670 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 22:30:56,671 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-23 22:30:56,671 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1331425502] [2023-11-23 22:30:56,671 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 22:30:56,673 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-23 22:30:56,674 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-23 22:30:56,683 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-23 22:30:56,683 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-23 22:30:56,684 INFO L87 Difference]: Start difference. First operand 81 states and 128 transitions. Second operand has 5 states, 5 states have (on average 8.0) internal successors, (40), 4 states have internal predecessors, (40), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-23 22:30:58,842 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 22:30:58,842 INFO L93 Difference]: Finished difference Result 242 states and 383 transitions. [2023-11-23 22:30:58,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-23 22:30:58,853 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 4 states have internal predecessors, (40), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 162 [2023-11-23 22:30:58,855 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 22:30:58,859 INFO L225 Difference]: With dead ends: 242 [2023-11-23 22:30:58,859 INFO L226 Difference]: Without dead ends: 162 [2023-11-23 22:30:58,861 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 164 GetRequests, 158 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-23 22:30:58,862 INFO L413 NwaCegarLoop]: 123 mSDtfsCounter, 147 mSDsluCounter, 312 mSDsCounter, 0 mSdLazyCounter, 75 mSolverCounterSat, 51 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 147 SdHoareTripleChecker+Valid, 435 SdHoareTripleChecker+Invalid, 126 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 51 IncrementalHoareTripleChecker+Valid, 75 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2023-11-23 22:30:58,863 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [147 Valid, 435 Invalid, 126 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [51 Valid, 75 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2023-11-23 22:30:58,865 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 162 states. [2023-11-23 22:30:58,912 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 162 to 127. [2023-11-23 22:30:58,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 127 states, 74 states have (on average 1.3243243243243243) internal successors, (98), 74 states have internal predecessors, (98), 50 states have call successors, (50), 2 states have call predecessors, (50), 2 states have return successors, (50), 50 states have call predecessors, (50), 50 states have call successors, (50) [2023-11-23 22:30:58,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 198 transitions. [2023-11-23 22:30:58,916 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 198 transitions. Word has length 162 [2023-11-23 22:30:58,917 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 22:30:58,917 INFO L495 AbstractCegarLoop]: Abstraction has 127 states and 198 transitions. [2023-11-23 22:30:58,918 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 4 states have internal predecessors, (40), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-23 22:30:58,918 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 198 transitions. [2023-11-23 22:30:58,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2023-11-23 22:30:58,922 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 22:30:58,922 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 22:30:58,931 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8dd2cd7-2ca7-4885-a8a8-5f9e98b87c88/bin/uautomizer-verify-zZY32mL2XJ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-23 22:30:59,131 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8dd2cd7-2ca7-4885-a8a8-5f9e98b87c88/bin/uautomizer-verify-zZY32mL2XJ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 22:30:59,132 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 22:30:59,133 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 22:30:59,133 INFO L85 PathProgramCache]: Analyzing trace with hash -810963032, now seen corresponding path program 1 times [2023-11-23 22:30:59,134 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-23 22:30:59,135 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [648820216] [2023-11-23 22:30:59,135 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 22:30:59,136 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 22:30:59,136 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8dd2cd7-2ca7-4885-a8a8-5f9e98b87c88/bin/uautomizer-verify-zZY32mL2XJ/mathsat [2023-11-23 22:30:59,137 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8dd2cd7-2ca7-4885-a8a8-5f9e98b87c88/bin/uautomizer-verify-zZY32mL2XJ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 22:30:59,186 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8dd2cd7-2ca7-4885-a8a8-5f9e98b87c88/bin/uautomizer-verify-zZY32mL2XJ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-23 22:30:59,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:30:59,606 INFO L262 TraceCheckSpWp]: Trace formula consists of 284 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 22:30:59,615 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 22:31:00,327 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2023-11-23 22:31:00,327 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 22:31:00,328 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-23 22:31:00,329 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [648820216] [2023-11-23 22:31:00,334 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [648820216] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 22:31:00,335 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 22:31:00,335 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-23 22:31:00,336 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [253897502] [2023-11-23 22:31:00,341 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 22:31:00,342 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-23 22:31:00,344 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-23 22:31:00,347 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-23 22:31:00,348 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-23 22:31:00,348 INFO L87 Difference]: Start difference. First operand 127 states and 198 transitions. Second operand has 5 states, 5 states have (on average 8.2) internal successors, (41), 4 states have internal predecessors, (41), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-23 22:31:02,074 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 22:31:02,075 INFO L93 Difference]: Finished difference Result 242 states and 382 transitions. [2023-11-23 22:31:02,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-23 22:31:02,089 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 4 states have internal predecessors, (41), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 163 [2023-11-23 22:31:02,091 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 22:31:02,093 INFO L225 Difference]: With dead ends: 242 [2023-11-23 22:31:02,094 INFO L226 Difference]: Without dead ends: 162 [2023-11-23 22:31:02,095 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 165 GetRequests, 159 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-23 22:31:02,096 INFO L413 NwaCegarLoop]: 123 mSDtfsCounter, 143 mSDsluCounter, 366 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 51 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 143 SdHoareTripleChecker+Valid, 489 SdHoareTripleChecker+Invalid, 72 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 51 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2023-11-23 22:31:02,097 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [143 Valid, 489 Invalid, 72 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [51 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2023-11-23 22:31:02,099 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 162 states. [2023-11-23 22:31:02,158 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 162 to 128. [2023-11-23 22:31:02,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 128 states, 75 states have (on average 1.32) internal successors, (99), 75 states have internal predecessors, (99), 50 states have call successors, (50), 2 states have call predecessors, (50), 2 states have return successors, (50), 50 states have call predecessors, (50), 50 states have call successors, (50) [2023-11-23 22:31:02,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 199 transitions. [2023-11-23 22:31:02,168 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 199 transitions. Word has length 163 [2023-11-23 22:31:02,171 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 22:31:02,172 INFO L495 AbstractCegarLoop]: Abstraction has 128 states and 199 transitions. [2023-11-23 22:31:02,172 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 4 states have internal predecessors, (41), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-23 22:31:02,173 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 199 transitions. [2023-11-23 22:31:02,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2023-11-23 22:31:02,183 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 22:31:02,184 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 22:31:02,200 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8dd2cd7-2ca7-4885-a8a8-5f9e98b87c88/bin/uautomizer-verify-zZY32mL2XJ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2023-11-23 22:31:02,394 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8dd2cd7-2ca7-4885-a8a8-5f9e98b87c88/bin/uautomizer-verify-zZY32mL2XJ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 22:31:02,395 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 22:31:02,395 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 22:31:02,396 INFO L85 PathProgramCache]: Analyzing trace with hash 1292358519, now seen corresponding path program 1 times [2023-11-23 22:31:02,397 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-23 22:31:02,397 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1995026595] [2023-11-23 22:31:02,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 22:31:02,398 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 22:31:02,398 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8dd2cd7-2ca7-4885-a8a8-5f9e98b87c88/bin/uautomizer-verify-zZY32mL2XJ/mathsat [2023-11-23 22:31:02,399 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8dd2cd7-2ca7-4885-a8a8-5f9e98b87c88/bin/uautomizer-verify-zZY32mL2XJ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 22:31:02,413 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8dd2cd7-2ca7-4885-a8a8-5f9e98b87c88/bin/uautomizer-verify-zZY32mL2XJ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-11-23 22:31:02,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:31:02,909 INFO L262 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 22:31:02,919 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 22:31:04,240 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2023-11-23 22:31:04,241 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 22:31:04,241 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-23 22:31:04,241 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1995026595] [2023-11-23 22:31:04,241 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1995026595] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 22:31:04,241 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 22:31:04,242 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-23 22:31:04,242 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [477783290] [2023-11-23 22:31:04,242 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 22:31:04,243 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-23 22:31:04,243 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-23 22:31:04,243 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-23 22:31:04,244 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-23 22:31:04,244 INFO L87 Difference]: Start difference. First operand 128 states and 199 transitions. Second operand has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-23 22:31:06,172 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 22:31:06,172 INFO L93 Difference]: Finished difference Result 242 states and 381 transitions. [2023-11-23 22:31:06,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-23 22:31:06,185 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 164 [2023-11-23 22:31:06,186 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 22:31:06,189 INFO L225 Difference]: With dead ends: 242 [2023-11-23 22:31:06,189 INFO L226 Difference]: Without dead ends: 162 [2023-11-23 22:31:06,190 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 166 GetRequests, 160 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-23 22:31:06,191 INFO L413 NwaCegarLoop]: 121 mSDtfsCounter, 125 mSDsluCounter, 303 mSDsCounter, 0 mSdLazyCounter, 86 mSolverCounterSat, 51 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 125 SdHoareTripleChecker+Valid, 424 SdHoareTripleChecker+Invalid, 137 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 51 IncrementalHoareTripleChecker+Valid, 86 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2023-11-23 22:31:06,191 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [125 Valid, 424 Invalid, 137 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [51 Valid, 86 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2023-11-23 22:31:06,193 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 162 states. [2023-11-23 22:31:06,224 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 162 to 129. [2023-11-23 22:31:06,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 129 states, 76 states have (on average 1.3157894736842106) internal successors, (100), 76 states have internal predecessors, (100), 50 states have call successors, (50), 2 states have call predecessors, (50), 2 states have return successors, (50), 50 states have call predecessors, (50), 50 states have call successors, (50) [2023-11-23 22:31:06,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 129 states and 200 transitions. [2023-11-23 22:31:06,227 INFO L78 Accepts]: Start accepts. Automaton has 129 states and 200 transitions. Word has length 164 [2023-11-23 22:31:06,228 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 22:31:06,228 INFO L495 AbstractCegarLoop]: Abstraction has 129 states and 200 transitions. [2023-11-23 22:31:06,228 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-23 22:31:06,228 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 200 transitions. [2023-11-23 22:31:06,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2023-11-23 22:31:06,231 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 22:31:06,231 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 22:31:06,245 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8dd2cd7-2ca7-4885-a8a8-5f9e98b87c88/bin/uautomizer-verify-zZY32mL2XJ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2023-11-23 22:31:06,440 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8dd2cd7-2ca7-4885-a8a8-5f9e98b87c88/bin/uautomizer-verify-zZY32mL2XJ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 22:31:06,441 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 22:31:06,442 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 22:31:06,442 INFO L85 PathProgramCache]: Analyzing trace with hash 474710069, now seen corresponding path program 1 times [2023-11-23 22:31:06,443 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-23 22:31:06,443 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [958159202] [2023-11-23 22:31:06,443 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 22:31:06,443 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 22:31:06,444 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8dd2cd7-2ca7-4885-a8a8-5f9e98b87c88/bin/uautomizer-verify-zZY32mL2XJ/mathsat [2023-11-23 22:31:06,446 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8dd2cd7-2ca7-4885-a8a8-5f9e98b87c88/bin/uautomizer-verify-zZY32mL2XJ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 22:31:06,487 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8dd2cd7-2ca7-4885-a8a8-5f9e98b87c88/bin/uautomizer-verify-zZY32mL2XJ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2023-11-23 22:31:06,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:31:06,832 INFO L262 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-23 22:31:06,836 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 22:31:07,150 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 1035 trivial. 0 not checked. [2023-11-23 22:31:07,150 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 22:31:07,151 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-23 22:31:07,151 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [958159202] [2023-11-23 22:31:07,151 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [958159202] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 22:31:07,152 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 22:31:07,152 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2023-11-23 22:31:07,152 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [122092712] [2023-11-23 22:31:07,152 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 22:31:07,153 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-23 22:31:07,154 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-23 22:31:07,154 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-23 22:31:07,155 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2023-11-23 22:31:07,155 INFO L87 Difference]: Start difference. First operand 129 states and 200 transitions. Second operand has 10 states, 10 states have (on average 4.8) internal successors, (48), 9 states have internal predecessors, (48), 2 states have call successors, (25), 2 states have call predecessors, (25), 3 states have return successors, (25), 3 states have call predecessors, (25), 2 states have call successors, (25) [2023-11-23 22:31:10,051 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 22:31:10,051 INFO L93 Difference]: Finished difference Result 310 states and 465 transitions. [2023-11-23 22:31:10,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-11-23 22:31:10,052 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 4.8) internal successors, (48), 9 states have internal predecessors, (48), 2 states have call successors, (25), 2 states have call predecessors, (25), 3 states have return successors, (25), 3 states have call predecessors, (25), 2 states have call successors, (25) Word has length 164 [2023-11-23 22:31:10,053 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 22:31:10,055 INFO L225 Difference]: With dead ends: 310 [2023-11-23 22:31:10,056 INFO L226 Difference]: Without dead ends: 230 [2023-11-23 22:31:10,057 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 180 GetRequests, 156 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 129 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=161, Invalid=489, Unknown=0, NotChecked=0, Total=650 [2023-11-23 22:31:10,058 INFO L413 NwaCegarLoop]: 132 mSDtfsCounter, 268 mSDsluCounter, 573 mSDsCounter, 0 mSdLazyCounter, 567 mSolverCounterSat, 72 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 315 SdHoareTripleChecker+Valid, 705 SdHoareTripleChecker+Invalid, 639 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 72 IncrementalHoareTripleChecker+Valid, 567 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2023-11-23 22:31:10,058 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [315 Valid, 705 Invalid, 639 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [72 Valid, 567 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2023-11-23 22:31:10,060 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 230 states. [2023-11-23 22:31:10,092 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 230 to 155. [2023-11-23 22:31:10,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 155 states, 99 states have (on average 1.2727272727272727) internal successors, (126), 99 states have internal predecessors, (126), 50 states have call successors, (50), 5 states have call predecessors, (50), 5 states have return successors, (50), 50 states have call predecessors, (50), 50 states have call successors, (50) [2023-11-23 22:31:10,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 155 states and 226 transitions. [2023-11-23 22:31:10,095 INFO L78 Accepts]: Start accepts. Automaton has 155 states and 226 transitions. Word has length 164 [2023-11-23 22:31:10,096 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 22:31:10,096 INFO L495 AbstractCegarLoop]: Abstraction has 155 states and 226 transitions. [2023-11-23 22:31:10,096 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 4.8) internal successors, (48), 9 states have internal predecessors, (48), 2 states have call successors, (25), 2 states have call predecessors, (25), 3 states have return successors, (25), 3 states have call predecessors, (25), 2 states have call successors, (25) [2023-11-23 22:31:10,097 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 226 transitions. [2023-11-23 22:31:10,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2023-11-23 22:31:10,099 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 22:31:10,099 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 22:31:10,111 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8dd2cd7-2ca7-4885-a8a8-5f9e98b87c88/bin/uautomizer-verify-zZY32mL2XJ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Ended with exit code 0 [2023-11-23 22:31:10,307 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8dd2cd7-2ca7-4885-a8a8-5f9e98b87c88/bin/uautomizer-verify-zZY32mL2XJ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 22:31:10,308 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 22:31:10,308 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 22:31:10,308 INFO L85 PathProgramCache]: Analyzing trace with hash 978814120, now seen corresponding path program 1 times [2023-11-23 22:31:10,309 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-23 22:31:10,309 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1872857143] [2023-11-23 22:31:10,309 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 22:31:10,310 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 22:31:10,310 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8dd2cd7-2ca7-4885-a8a8-5f9e98b87c88/bin/uautomizer-verify-zZY32mL2XJ/mathsat [2023-11-23 22:31:10,311 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8dd2cd7-2ca7-4885-a8a8-5f9e98b87c88/bin/uautomizer-verify-zZY32mL2XJ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 22:31:10,317 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8dd2cd7-2ca7-4885-a8a8-5f9e98b87c88/bin/uautomizer-verify-zZY32mL2XJ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2023-11-23 22:31:10,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:31:10,686 INFO L262 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 22:31:10,690 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 22:31:11,124 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2023-11-23 22:31:11,124 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 22:31:11,124 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-23 22:31:11,124 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1872857143] [2023-11-23 22:31:11,124 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1872857143] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 22:31:11,125 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 22:31:11,125 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 22:31:11,125 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1807074411] [2023-11-23 22:31:11,125 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 22:31:11,126 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 22:31:11,126 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-23 22:31:11,126 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 22:31:11,126 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 22:31:11,127 INFO L87 Difference]: Start difference. First operand 155 states and 226 transitions. Second operand has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 2 states have internal predecessors, (43), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-23 22:31:11,732 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 22:31:11,732 INFO L93 Difference]: Finished difference Result 359 states and 526 transitions. [2023-11-23 22:31:11,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-23 22:31:11,733 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 2 states have internal predecessors, (43), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 165 [2023-11-23 22:31:11,734 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 22:31:11,736 INFO L225 Difference]: With dead ends: 359 [2023-11-23 22:31:11,737 INFO L226 Difference]: Without dead ends: 257 [2023-11-23 22:31:11,737 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 164 GetRequests, 163 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 22:31:11,738 INFO L413 NwaCegarLoop]: 132 mSDtfsCounter, 38 mSDsluCounter, 118 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 38 SdHoareTripleChecker+Valid, 250 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-11-23 22:31:11,739 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [38 Valid, 250 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-11-23 22:31:11,740 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 257 states. [2023-11-23 22:31:11,777 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 257 to 255. [2023-11-23 22:31:11,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 255 states, 171 states have (on average 1.304093567251462) internal successors, (223), 171 states have internal predecessors, (223), 75 states have call successors, (75), 8 states have call predecessors, (75), 8 states have return successors, (75), 75 states have call predecessors, (75), 75 states have call successors, (75) [2023-11-23 22:31:11,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 255 states and 373 transitions. [2023-11-23 22:31:11,781 INFO L78 Accepts]: Start accepts. Automaton has 255 states and 373 transitions. Word has length 165 [2023-11-23 22:31:11,782 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 22:31:11,782 INFO L495 AbstractCegarLoop]: Abstraction has 255 states and 373 transitions. [2023-11-23 22:31:11,782 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 2 states have internal predecessors, (43), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-23 22:31:11,783 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 373 transitions. [2023-11-23 22:31:11,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2023-11-23 22:31:11,785 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 22:31:11,785 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 22:31:11,808 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8dd2cd7-2ca7-4885-a8a8-5f9e98b87c88/bin/uautomizer-verify-zZY32mL2XJ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2023-11-23 22:31:11,998 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8dd2cd7-2ca7-4885-a8a8-5f9e98b87c88/bin/uautomizer-verify-zZY32mL2XJ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 22:31:11,999 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 22:31:11,999 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 22:31:11,999 INFO L85 PathProgramCache]: Analyzing trace with hash 1727862967, now seen corresponding path program 1 times [2023-11-23 22:31:12,000 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-23 22:31:12,000 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [636268548] [2023-11-23 22:31:12,000 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 22:31:12,000 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 22:31:12,000 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8dd2cd7-2ca7-4885-a8a8-5f9e98b87c88/bin/uautomizer-verify-zZY32mL2XJ/mathsat [2023-11-23 22:31:12,002 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8dd2cd7-2ca7-4885-a8a8-5f9e98b87c88/bin/uautomizer-verify-zZY32mL2XJ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 22:31:12,003 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8dd2cd7-2ca7-4885-a8a8-5f9e98b87c88/bin/uautomizer-verify-zZY32mL2XJ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2023-11-23 22:31:12,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:31:12,358 INFO L262 TraceCheckSpWp]: Trace formula consists of 287 conjuncts, 37 conjunts are in the unsatisfiable core [2023-11-23 22:31:12,378 INFO L285 TraceCheckSpWp]: Computing forward predicates...