./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-99.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_5f6630ed-58e7-4f54-8c9b-5f233d9dfdeb/bin/uautomizer-verify-VRDe98Ueme/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f6630ed-58e7-4f54-8c9b-5f233d9dfdeb/bin/uautomizer-verify-VRDe98Ueme/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f6630ed-58e7-4f54-8c9b-5f233d9dfdeb/bin/uautomizer-verify-VRDe98Ueme/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f6630ed-58e7-4f54-8c9b-5f233d9dfdeb/bin/uautomizer-verify-VRDe98Ueme/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-99.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f6630ed-58e7-4f54-8c9b-5f233d9dfdeb/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f6630ed-58e7-4f54-8c9b-5f233d9dfdeb/bin/uautomizer-verify-VRDe98Ueme --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 161552e69a9bd0ec05ff7f0f4aaccea71da982f7d66d3f542fee93bf628b2e7a --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-26 11:47:36,077 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-26 11:47:36,197 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f6630ed-58e7-4f54-8c9b-5f233d9dfdeb/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-26 11:47:36,209 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-26 11:47:36,209 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-26 11:47:36,254 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-26 11:47:36,255 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-26 11:47:36,256 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-26 11:47:36,257 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-26 11:47:36,262 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-26 11:47:36,262 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-26 11:47:36,263 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-26 11:47:36,264 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-26 11:47:36,266 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-26 11:47:36,267 INFO L153 SettingsManager]: * Use SBE=true [2023-11-26 11:47:36,267 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-26 11:47:36,268 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-26 11:47:36,269 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-26 11:47:36,269 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-26 11:47:36,269 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-26 11:47:36,272 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-26 11:47:36,272 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-26 11:47:36,273 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-26 11:47:36,273 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-26 11:47:36,274 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-26 11:47:36,274 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-26 11:47:36,275 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-26 11:47:36,276 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-26 11:47:36,276 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-26 11:47:36,277 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-26 11:47:36,278 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-26 11:47:36,278 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 11:47:36,278 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-26 11:47:36,279 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-26 11:47:36,279 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-26 11:47:36,279 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-26 11:47:36,280 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-26 11:47:36,280 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-26 11:47:36,280 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-26 11:47:36,280 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-26 11:47:36,281 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-26 11:47:36,281 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-26 11:47:36,281 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_5f6630ed-58e7-4f54-8c9b-5f233d9dfdeb/bin/uautomizer-verify-VRDe98Ueme/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f6630ed-58e7-4f54-8c9b-5f233d9dfdeb/bin/uautomizer-verify-VRDe98Ueme Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 161552e69a9bd0ec05ff7f0f4aaccea71da982f7d66d3f542fee93bf628b2e7a [2023-11-26 11:47:36,554 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-26 11:47:36,576 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-26 11:47:36,579 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-26 11:47:36,580 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-26 11:47:36,581 INFO L274 PluginConnector]: CDTParser initialized [2023-11-26 11:47:36,582 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f6630ed-58e7-4f54-8c9b-5f233d9dfdeb/bin/uautomizer-verify-VRDe98Ueme/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-99.i [2023-11-26 11:47:39,662 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-26 11:47:39,894 INFO L384 CDTParser]: Found 1 translation units. [2023-11-26 11:47:39,895 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f6630ed-58e7-4f54-8c9b-5f233d9dfdeb/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-99.i [2023-11-26 11:47:39,905 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f6630ed-58e7-4f54-8c9b-5f233d9dfdeb/bin/uautomizer-verify-VRDe98Ueme/data/9011819f1/795ff40ba1bd44f2a93c7f5ededd157b/FLAG2d7353be7 [2023-11-26 11:47:39,921 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f6630ed-58e7-4f54-8c9b-5f233d9dfdeb/bin/uautomizer-verify-VRDe98Ueme/data/9011819f1/795ff40ba1bd44f2a93c7f5ededd157b [2023-11-26 11:47:39,924 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-26 11:47:39,926 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-26 11:47:39,927 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-26 11:47:39,928 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-26 11:47:39,933 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-26 11:47:39,934 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 11:47:39" (1/1) ... [2023-11-26 11:47:39,936 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f2bced8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:47:39, skipping insertion in model container [2023-11-26 11:47:39,936 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 11:47:39" (1/1) ... [2023-11-26 11:47:39,969 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-26 11:47:40,191 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_5f6630ed-58e7-4f54-8c9b-5f233d9dfdeb/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-99.i[913,926] [2023-11-26 11:47:40,280 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 11:47:40,293 INFO L202 MainTranslator]: Completed pre-run [2023-11-26 11:47:40,306 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_5f6630ed-58e7-4f54-8c9b-5f233d9dfdeb/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-99.i[913,926] [2023-11-26 11:47:40,351 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 11:47:40,373 INFO L206 MainTranslator]: Completed translation [2023-11-26 11:47:40,377 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:47:40 WrapperNode [2023-11-26 11:47:40,378 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-26 11:47:40,379 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-26 11:47:40,379 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-26 11:47:40,380 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-26 11:47:40,387 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:47:40" (1/1) ... [2023-11-26 11:47:40,413 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:47:40" (1/1) ... [2023-11-26 11:47:40,477 INFO L138 Inliner]: procedures = 26, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 198 [2023-11-26 11:47:40,477 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-26 11:47:40,478 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-26 11:47:40,478 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-26 11:47:40,478 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-26 11:47:40,490 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:47:40" (1/1) ... [2023-11-26 11:47:40,491 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:47:40" (1/1) ... [2023-11-26 11:47:40,507 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:47:40" (1/1) ... [2023-11-26 11:47:40,533 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2023-11-26 11:47:40,534 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:47:40" (1/1) ... [2023-11-26 11:47:40,534 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:47:40" (1/1) ... [2023-11-26 11:47:40,563 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:47:40" (1/1) ... [2023-11-26 11:47:40,567 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:47:40" (1/1) ... [2023-11-26 11:47:40,570 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:47:40" (1/1) ... [2023-11-26 11:47:40,573 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:47:40" (1/1) ... [2023-11-26 11:47:40,578 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-26 11:47:40,579 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-26 11:47:40,579 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-26 11:47:40,579 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-26 11:47:40,580 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:47:40" (1/1) ... [2023-11-26 11:47:40,586 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 11:47:40,597 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f6630ed-58e7-4f54-8c9b-5f233d9dfdeb/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:47:40,610 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f6630ed-58e7-4f54-8c9b-5f233d9dfdeb/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-26 11:47:40,644 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f6630ed-58e7-4f54-8c9b-5f233d9dfdeb/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-26 11:47:40,653 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-26 11:47:40,654 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-26 11:47:40,655 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-26 11:47:40,655 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-26 11:47:40,655 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-26 11:47:40,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-26 11:47:40,775 INFO L241 CfgBuilder]: Building ICFG [2023-11-26 11:47:40,778 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-26 11:47:41,248 INFO L282 CfgBuilder]: Performing block encoding [2023-11-26 11:47:41,304 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-26 11:47:41,305 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-26 11:47:41,306 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 11:47:41 BoogieIcfgContainer [2023-11-26 11:47:41,306 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-26 11:47:41,310 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-26 11:47:41,310 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-26 11:47:41,313 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-26 11:47:41,314 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 11:47:39" (1/3) ... [2023-11-26 11:47:41,315 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e9d6e10 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 11:47:41, skipping insertion in model container [2023-11-26 11:47:41,316 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:47:40" (2/3) ... [2023-11-26 11:47:41,316 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e9d6e10 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 11:47:41, skipping insertion in model container [2023-11-26 11:47:41,317 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 11:47:41" (3/3) ... [2023-11-26 11:47:41,318 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_normal_file-99.i [2023-11-26 11:47:41,338 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-26 11:47:41,338 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-26 11:47:41,403 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-26 11:47:41,410 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=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;@2d6910ca, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-26 11:47:41,410 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-26 11:47:41,415 INFO L276 IsEmpty]: Start isEmpty. Operand has 80 states, 48 states have (on average 1.4375) internal successors, (69), 49 states have internal predecessors, (69), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-26 11:47:41,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2023-11-26 11:47:41,438 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:47:41,439 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 11:47:41,440 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 11:47:41,444 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:47:41,445 INFO L85 PathProgramCache]: Analyzing trace with hash 16404135, now seen corresponding path program 1 times [2023-11-26 11:47:41,453 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:47:41,454 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1276790824] [2023-11-26 11:47:41,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:47:41,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:47:41,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:47:41,757 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 11:47:41,757 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1276790824] [2023-11-26 11:47:41,758 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-26 11:47:41,758 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1111516701] [2023-11-26 11:47:41,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:47:41,759 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 11:47:41,759 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f6630ed-58e7-4f54-8c9b-5f233d9dfdeb/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:47:41,762 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f6630ed-58e7-4f54-8c9b-5f233d9dfdeb/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 11:47:41,769 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f6630ed-58e7-4f54-8c9b-5f233d9dfdeb/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-26 11:47:41,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:47:41,950 INFO L262 TraceCheckSpWp]: Trace formula consists of 404 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-26 11:47:41,962 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 11:47:42,009 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 1568 trivial. 0 not checked. [2023-11-26 11:47:42,010 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 11:47:42,010 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1111516701] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:47:42,011 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:47:42,011 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 11:47:42,013 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [907469669] [2023-11-26 11:47:42,014 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:47:42,018 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-26 11:47:42,019 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 11:47:42,049 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-26 11:47:42,051 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-26 11:47:42,054 INFO L87 Difference]: Start difference. First operand has 80 states, 48 states have (on average 1.4375) internal successors, (69), 49 states have internal predecessors, (69), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) 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, (29), 2 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 2 states have call successors, (29) [2023-11-26 11:47:42,103 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 11:47:42,103 INFO L93 Difference]: Finished difference Result 157 states and 281 transitions. [2023-11-26 11:47:42,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-26 11:47:42,106 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, (29), 2 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 2 states have call successors, (29) Word has length 179 [2023-11-26 11:47:42,106 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 11:47:42,115 INFO L225 Difference]: With dead ends: 157 [2023-11-26 11:47:42,116 INFO L226 Difference]: Without dead ends: 78 [2023-11-26 11:47:42,120 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 178 GetRequests, 178 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-26 11:47:42,124 INFO L413 NwaCegarLoop]: 119 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, 119 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 [2023-11-26 11:47:42,125 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 119 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-26 11:47:42,143 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2023-11-26 11:47:42,176 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 78. [2023-11-26 11:47:42,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78 states, 47 states have (on average 1.3617021276595744) internal successors, (64), 47 states have internal predecessors, (64), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-26 11:47:42,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 122 transitions. [2023-11-26 11:47:42,183 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 122 transitions. Word has length 179 [2023-11-26 11:47:42,183 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 11:47:42,184 INFO L495 AbstractCegarLoop]: Abstraction has 78 states and 122 transitions. [2023-11-26 11:47:42,184 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, (29), 2 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 2 states have call successors, (29) [2023-11-26 11:47:42,184 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 122 transitions. [2023-11-26 11:47:42,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2023-11-26 11:47:42,189 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:47:42,189 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 11:47:42,202 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f6630ed-58e7-4f54-8c9b-5f233d9dfdeb/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-26 11:47:42,392 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f6630ed-58e7-4f54-8c9b-5f233d9dfdeb/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-26 11:47:42,393 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 11:47:42,394 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:47:42,395 INFO L85 PathProgramCache]: Analyzing trace with hash 1111920237, now seen corresponding path program 1 times [2023-11-26 11:47:42,395 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:47:42,395 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1793552271] [2023-11-26 11:47:42,396 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:47:42,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:47:42,465 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 11:47:42,465 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1659307712] [2023-11-26 11:47:42,466 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:47:42,466 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 11:47:42,466 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f6630ed-58e7-4f54-8c9b-5f233d9dfdeb/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:47:42,467 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f6630ed-58e7-4f54-8c9b-5f233d9dfdeb/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 11:47:42,481 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f6630ed-58e7-4f54-8c9b-5f233d9dfdeb/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-26 11:47:42,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:47:42,660 INFO L262 TraceCheckSpWp]: Trace formula consists of 404 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-26 11:47:42,679 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 11:47:43,561 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 455 proven. 141 refuted. 0 times theorem prover too weak. 1028 trivial. 0 not checked. [2023-11-26 11:47:43,561 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-26 11:47:44,146 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 21 proven. 144 refuted. 0 times theorem prover too weak. 1459 trivial. 0 not checked. [2023-11-26 11:47:44,146 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 11:47:44,147 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1793552271] [2023-11-26 11:47:44,147 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-26 11:47:44,147 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1659307712] [2023-11-26 11:47:44,147 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1659307712] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-26 11:47:44,147 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-26 11:47:44,148 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 14 [2023-11-26 11:47:44,148 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [642496538] [2023-11-26 11:47:44,148 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-26 11:47:44,150 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-11-26 11:47:44,150 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 11:47:44,152 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-11-26 11:47:44,152 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2023-11-26 11:47:44,153 INFO L87 Difference]: Start difference. First operand 78 states and 122 transitions. Second operand has 14 states, 14 states have (on average 4.214285714285714) internal successors, (59), 14 states have internal predecessors, (59), 3 states have call successors, (54), 3 states have call predecessors, (54), 7 states have return successors, (55), 3 states have call predecessors, (55), 3 states have call successors, (55) [2023-11-26 11:47:45,524 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 11:47:45,525 INFO L93 Difference]: Finished difference Result 345 states and 510 transitions. [2023-11-26 11:47:45,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2023-11-26 11:47:45,526 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 4.214285714285714) internal successors, (59), 14 states have internal predecessors, (59), 3 states have call successors, (54), 3 states have call predecessors, (54), 7 states have return successors, (55), 3 states have call predecessors, (55), 3 states have call successors, (55) Word has length 179 [2023-11-26 11:47:45,527 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 11:47:45,532 INFO L225 Difference]: With dead ends: 345 [2023-11-26 11:47:45,532 INFO L226 Difference]: Without dead ends: 268 [2023-11-26 11:47:45,535 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 393 GetRequests, 346 SyntacticMatches, 2 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 602 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=578, Invalid=1584, Unknown=0, NotChecked=0, Total=2162 [2023-11-26 11:47:45,537 INFO L413 NwaCegarLoop]: 126 mSDtfsCounter, 459 mSDsluCounter, 333 mSDsCounter, 0 mSdLazyCounter, 490 mSolverCounterSat, 153 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 463 SdHoareTripleChecker+Valid, 459 SdHoareTripleChecker+Invalid, 643 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 153 IncrementalHoareTripleChecker+Valid, 490 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2023-11-26 11:47:45,537 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [463 Valid, 459 Invalid, 643 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [153 Valid, 490 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2023-11-26 11:47:45,539 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 268 states. [2023-11-26 11:47:45,575 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 268 to 88. [2023-11-26 11:47:45,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 88 states, 55 states have (on average 1.290909090909091) internal successors, (71), 55 states have internal predecessors, (71), 29 states have call successors, (29), 3 states have call predecessors, (29), 3 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-26 11:47:45,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 129 transitions. [2023-11-26 11:47:45,578 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 129 transitions. Word has length 179 [2023-11-26 11:47:45,579 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 11:47:45,579 INFO L495 AbstractCegarLoop]: Abstraction has 88 states and 129 transitions. [2023-11-26 11:47:45,580 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 4.214285714285714) internal successors, (59), 14 states have internal predecessors, (59), 3 states have call successors, (54), 3 states have call predecessors, (54), 7 states have return successors, (55), 3 states have call predecessors, (55), 3 states have call successors, (55) [2023-11-26 11:47:45,580 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 129 transitions. [2023-11-26 11:47:45,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2023-11-26 11:47:45,584 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:47:45,584 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 11:47:45,598 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f6630ed-58e7-4f54-8c9b-5f233d9dfdeb/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-26 11:47:45,798 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f6630ed-58e7-4f54-8c9b-5f233d9dfdeb/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2023-11-26 11:47:45,798 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 11:47:45,799 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:47:45,799 INFO L85 PathProgramCache]: Analyzing trace with hash 525114223, now seen corresponding path program 1 times [2023-11-26 11:47:45,799 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:47:45,799 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1338896836] [2023-11-26 11:47:45,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:47:45,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:47:45,857 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 11:47:45,857 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [776622717] [2023-11-26 11:47:45,857 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:47:45,858 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 11:47:45,858 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f6630ed-58e7-4f54-8c9b-5f233d9dfdeb/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:47:45,859 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f6630ed-58e7-4f54-8c9b-5f233d9dfdeb/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 11:47:45,888 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f6630ed-58e7-4f54-8c9b-5f233d9dfdeb/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-26 11:47:46,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 11:47:46,023 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-26 11:47:46,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 11:47:46,215 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-26 11:47:46,215 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-26 11:47:46,217 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-26 11:47:46,237 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f6630ed-58e7-4f54-8c9b-5f233d9dfdeb/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-11-26 11:47:46,429 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f6630ed-58e7-4f54-8c9b-5f233d9dfdeb/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 11:47:46,432 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2023-11-26 11:47:46,435 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-26 11:47:46,549 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet4 could not be translated [2023-11-26 11:47:46,550 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short22 could not be translated [2023-11-26 11:47:46,577 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.11 11:47:46 BoogieIcfgContainer [2023-11-26 11:47:46,577 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-26 11:47:46,578 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-26 11:47:46,578 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-26 11:47:46,578 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-26 11:47:46,578 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 11:47:41" (3/4) ... [2023-11-26 11:47:46,580 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-26 11:47:46,581 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-26 11:47:46,582 INFO L158 Benchmark]: Toolchain (without parser) took 6656.26ms. Allocated memory was 132.1MB in the beginning and 211.8MB in the end (delta: 79.7MB). Free memory was 85.6MB in the beginning and 84.0MB in the end (delta: 1.5MB). Peak memory consumption was 83.0MB. Max. memory is 16.1GB. [2023-11-26 11:47:46,583 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 132.1MB. Free memory is still 73.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-26 11:47:46,583 INFO L158 Benchmark]: CACSL2BoogieTranslator took 450.85ms. Allocated memory is still 132.1MB. Free memory was 85.2MB in the beginning and 70.9MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-26 11:47:46,584 INFO L158 Benchmark]: Boogie Procedure Inliner took 98.24ms. Allocated memory is still 132.1MB. Free memory was 70.9MB in the beginning and 66.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-26 11:47:46,584 INFO L158 Benchmark]: Boogie Preprocessor took 100.04ms. Allocated memory is still 132.1MB. Free memory was 66.7MB in the beginning and 60.8MB in the end (delta: 5.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-26 11:47:46,585 INFO L158 Benchmark]: RCFGBuilder took 727.78ms. Allocated memory was 132.1MB in the beginning and 176.2MB in the end (delta: 44.0MB). Free memory was 60.8MB in the beginning and 124.8MB in the end (delta: -64.0MB). Peak memory consumption was 17.1MB. Max. memory is 16.1GB. [2023-11-26 11:47:46,586 INFO L158 Benchmark]: TraceAbstraction took 5267.34ms. Allocated memory was 176.2MB in the beginning and 211.8MB in the end (delta: 35.7MB). Free memory was 123.8MB in the beginning and 84.0MB in the end (delta: 39.7MB). Peak memory consumption was 76.4MB. Max. memory is 16.1GB. [2023-11-26 11:47:46,586 INFO L158 Benchmark]: Witness Printer took 4.04ms. Allocated memory is still 211.8MB. Free memory is still 84.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-26 11:47:46,589 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 132.1MB. Free memory is still 73.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 450.85ms. Allocated memory is still 132.1MB. Free memory was 85.2MB in the beginning and 70.9MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 98.24ms. Allocated memory is still 132.1MB. Free memory was 70.9MB in the beginning and 66.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 100.04ms. Allocated memory is still 132.1MB. Free memory was 66.7MB in the beginning and 60.8MB in the end (delta: 5.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 727.78ms. Allocated memory was 132.1MB in the beginning and 176.2MB in the end (delta: 44.0MB). Free memory was 60.8MB in the beginning and 124.8MB in the end (delta: -64.0MB). Peak memory consumption was 17.1MB. Max. memory is 16.1GB. * TraceAbstraction took 5267.34ms. Allocated memory was 176.2MB in the beginning and 211.8MB in the end (delta: 35.7MB). Free memory was 123.8MB in the beginning and 84.0MB in the end (delta: 39.7MB). Peak memory consumption was 76.4MB. Max. memory is 16.1GB. * Witness Printer took 4.04ms. Allocated memory is still 211.8MB. Free memory is still 84.0MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet4 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short22 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * 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 someBinaryDOUBLEComparisonOperation at line 138, overapproximation of someBinaryArithmeticDOUBLEoperation at line 85. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 1; [L23] unsigned char var_1_2 = 0; [L24] unsigned char var_1_3 = 0; [L25] unsigned char var_1_4 = 0; [L26] unsigned char var_1_5 = 0; [L27] signed long int var_1_6 = 25; [L28] double var_1_10 = 99999999999.25; [L29] double var_1_11 = 255.25; [L30] double var_1_12 = 1.125; [L31] unsigned char var_1_13 = 2; [L32] unsigned char var_1_14 = 5; [L33] unsigned char var_1_15 = 32; [L34] unsigned char var_1_16 = 4; [L35] unsigned char var_1_17 = 2; [L36] signed char var_1_18 = 4; [L37] signed char var_1_19 = 16; [L38] signed char var_1_20 = 32; [L39] signed char var_1_21 = 25; [L40] signed char var_1_22 = 1; [L41] signed char var_1_23 = 100; [L42] double var_1_24 = 3.125; [L43] double var_1_25 = 0.0; [L44] unsigned short int var_1_26 = 32; [L45] unsigned short int var_1_27 = 36217; [L46] unsigned char var_1_28 = 2; [L142] isInitial = 1 [L143] FCALL initially() [L144] COND TRUE 1 [L145] FCALL updateLastVariables() [L146] CALL updateVariables() [L89] var_1_2 = __VERIFIER_nondet_uchar() [L90] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L90] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L91] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L91] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L92] var_1_3 = __VERIFIER_nondet_uchar() [L93] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_4=0, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_4=0, var_1_5=0, var_1_6=25] [L93] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_4=0, var_1_5=0, var_1_6=25] [L94] CALL assume_abort_if_not(var_1_3 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L94] RET assume_abort_if_not(var_1_3 <= 0) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L95] var_1_4 = __VERIFIER_nondet_uchar() [L96] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_5=0, var_1_6=25] [L96] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_5=0, var_1_6=25] [L97] CALL assume_abort_if_not(var_1_4 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L97] RET assume_abort_if_not(var_1_4 <= 0) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L98] var_1_5 = __VERIFIER_nondet_uchar() [L99] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_6=25] [L99] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_6=25] [L100] CALL assume_abort_if_not(var_1_5 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L100] RET assume_abort_if_not(var_1_5 <= 0) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L101] var_1_11 = __VERIFIER_nondet_double() [L102] CALL assume_abort_if_not((var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=399999999997/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L102] RET assume_abort_if_not((var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=399999999997/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L103] var_1_12 = __VERIFIER_nondet_double() [L104] CALL assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L104] RET assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L105] var_1_14 = __VERIFIER_nondet_uchar() [L106] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L106] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L107] CALL assume_abort_if_not(var_1_14 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L107] RET assume_abort_if_not(var_1_14 <= 254) VAL [isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L108] var_1_16 = __VERIFIER_nondet_uchar() [L109] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L109] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L110] CALL assume_abort_if_not(var_1_16 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L110] RET assume_abort_if_not(var_1_16 <= 127) VAL [isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L111] var_1_17 = __VERIFIER_nondet_uchar() [L112] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L112] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L113] CALL assume_abort_if_not(var_1_17 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L113] RET assume_abort_if_not(var_1_17 <= 127) VAL [isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L114] var_1_19 = __VERIFIER_nondet_char() [L115] CALL assume_abort_if_not(var_1_19 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L115] RET assume_abort_if_not(var_1_19 >= 0) VAL [isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L116] CALL assume_abort_if_not(var_1_19 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L116] RET assume_abort_if_not(var_1_19 <= 63) VAL [isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L117] var_1_20 = __VERIFIER_nondet_char() [L118] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L118] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L119] CALL assume_abort_if_not(var_1_20 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L119] RET assume_abort_if_not(var_1_20 <= 63) VAL [isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L120] var_1_21 = __VERIFIER_nondet_char() [L121] CALL assume_abort_if_not(var_1_21 >= -63) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=-63, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=-63, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L121] RET assume_abort_if_not(var_1_21 >= -63) VAL [isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=-63, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L122] CALL assume_abort_if_not(var_1_21 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=-63, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=-63, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L122] RET assume_abort_if_not(var_1_21 <= 63) VAL [isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=-63, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L123] var_1_22 = __VERIFIER_nondet_char() [L124] CALL assume_abort_if_not(var_1_22 >= -1) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=-63, var_1_22=126, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=-63, var_1_22=126, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L124] RET assume_abort_if_not(var_1_22 >= -1) VAL [isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=-63, var_1_22=126, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L125] CALL assume_abort_if_not(var_1_22 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=-63, var_1_22=126, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=-63, var_1_22=126, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L125] RET assume_abort_if_not(var_1_22 <= 126) VAL [isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=-63, var_1_22=126, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L126] var_1_23 = __VERIFIER_nondet_char() [L127] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=-63, var_1_22=126, var_1_23=126, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=-63, var_1_22=126, var_1_23=126, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L127] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=-63, var_1_22=126, var_1_23=126, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L128] CALL assume_abort_if_not(var_1_23 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=-63, var_1_22=126, var_1_23=126, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=-63, var_1_22=126, var_1_23=126, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L128] RET assume_abort_if_not(var_1_23 <= 126) VAL [isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=-63, var_1_22=126, var_1_23=126, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L129] var_1_25 = __VERIFIER_nondet_double() [L130] CALL assume_abort_if_not((var_1_25 >= 4611686.018427382800e+12F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 9223372.036854765600e+12F && var_1_25 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=-63, var_1_22=126, var_1_23=126, var_1_24=25/8, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=-63, var_1_22=126, var_1_23=126, var_1_24=25/8, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L130] RET assume_abort_if_not((var_1_25 >= 4611686.018427382800e+12F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 9223372.036854765600e+12F && var_1_25 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=-63, var_1_22=126, var_1_23=126, var_1_24=25/8, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L131] var_1_27 = __VERIFIER_nondet_ushort() [L132] CALL assume_abort_if_not(var_1_27 >= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=-63, var_1_22=126, var_1_23=126, var_1_24=25/8, var_1_26=32, var_1_27=32767, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=-63, var_1_22=126, var_1_23=126, var_1_24=25/8, var_1_26=32, var_1_27=32767, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L132] RET assume_abort_if_not(var_1_27 >= 32767) VAL [isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=-63, var_1_22=126, var_1_23=126, var_1_24=25/8, var_1_26=32, var_1_27=32767, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L133] CALL assume_abort_if_not(var_1_27 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=-63, var_1_22=126, var_1_23=126, var_1_24=25/8, var_1_26=32, var_1_27=32767, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=-63, var_1_22=126, var_1_23=126, var_1_24=25/8, var_1_26=32, var_1_27=32767, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L133] RET assume_abort_if_not(var_1_27 <= 65534) VAL [isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=-63, var_1_22=126, var_1_23=126, var_1_24=25/8, var_1_26=32, var_1_27=32767, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L146] RET updateVariables() [L147] CALL step() [L50] COND TRUE \read(var_1_2) [L51] var_1_1 = (var_1_3 || var_1_4) VAL [isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=-63, var_1_22=126, var_1_23=126, var_1_24=25/8, var_1_26=32, var_1_27=32767, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L55] COND TRUE ! var_1_5 [L56] var_1_15 = (((((var_1_16 + var_1_17)) > (var_1_14)) ? ((var_1_16 + var_1_17)) : (var_1_14))) VAL [isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=-63, var_1_22=126, var_1_23=126, var_1_24=25/8, var_1_26=32, var_1_27=32767, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L58] var_1_18 = ((((((var_1_19 - var_1_20) + var_1_21)) > ((var_1_22 - var_1_23))) ? (((var_1_19 - var_1_20) + var_1_21)) : ((var_1_22 - var_1_23)))) VAL [isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=-63, var_1_22=126, var_1_23=126, var_1_24=25/8, var_1_26=32, var_1_27=32767, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L59] COND FALSE !(\read(var_1_1)) VAL [isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=-63, var_1_22=126, var_1_23=126, var_1_24=25/8, var_1_26=32, var_1_27=32767, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L62] var_1_28 = var_1_16 [L63] var_1_6 = ((var_1_28 - var_1_26) + var_1_26) VAL [isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=-63, var_1_22=126, var_1_23=126, var_1_24=25/8, var_1_26=32, var_1_27=32767, var_1_28=0, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=0] [L64] COND FALSE !(var_1_26 < (var_1_6 * var_1_28)) [L71] var_1_10 = var_1_12 VAL [isInitial=1, var_1_10=2, var_1_12=2, var_1_13=2, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=-63, var_1_22=126, var_1_23=126, var_1_24=25/8, var_1_26=32, var_1_27=32767, var_1_28=0, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=0] [L73] signed long int stepLocal_0 = - var_1_26; VAL [isInitial=1, stepLocal_0=-32, var_1_10=2, var_1_12=2, var_1_13=2, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=-63, var_1_22=126, var_1_23=126, var_1_24=25/8, var_1_26=32, var_1_27=32767, var_1_28=0, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=0] [L74] COND TRUE var_1_12 != var_1_10 [L75] var_1_13 = var_1_14 VAL [isInitial=1, stepLocal_0=-32, var_1_10=2, var_1_12=2, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=-63, var_1_22=126, var_1_23=126, var_1_24=25/8, var_1_26=32, var_1_27=32767, var_1_28=0, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=0] [L83] signed char stepLocal_1 = var_1_23; VAL [isInitial=1, stepLocal_0=-32, stepLocal_1=126, var_1_10=2, var_1_12=2, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=-63, var_1_22=126, var_1_23=126, var_1_24=25/8, var_1_26=32, var_1_27=32767, var_1_28=0, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=0] [L84] EXPR var_1_20 ^ var_1_28 VAL [isInitial=1, stepLocal_0=-32, stepLocal_1=126, var_1_10=2, var_1_12=2, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=-63, var_1_22=126, var_1_23=126, var_1_24=25/8, var_1_26=32, var_1_27=32767, var_1_28=0, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=0] [L84] COND TRUE stepLocal_1 >= (var_1_20 ^ var_1_28) [L85] var_1_24 = ((((((((var_1_12) < (var_1_11)) ? (var_1_12) : (var_1_11)))) > (((var_1_25 - 25.5) - 127.125))) ? (((((var_1_12) < (var_1_11)) ? (var_1_12) : (var_1_11)))) : (((var_1_25 - 25.5) - 127.125)))) VAL [isInitial=1, stepLocal_0=-32, stepLocal_1=126, var_1_10=2, var_1_11=0, var_1_12=2, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=-63, var_1_22=126, var_1_23=126, var_1_24=2, var_1_26=32, var_1_27=32767, var_1_28=0, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=0] [L147] RET step() [L148] CALL, EXPR property() [L138] EXPR ((((((var_1_2 ? (var_1_1 == ((unsigned char) (var_1_3 || var_1_4))) : (var_1_1 == ((unsigned char) (var_1_3 || (var_1_4 || var_1_5))))) && (var_1_6 == ((signed long int) ((var_1_28 - var_1_26) + var_1_26)))) && ((var_1_26 < (var_1_6 * var_1_28)) ? (var_1_3 ? ((var_1_26 <= var_1_6) ? (var_1_10 == ((double) (var_1_11 - var_1_12))) : 1) : 1) : (var_1_10 == ((double) var_1_12)))) && ((var_1_12 != var_1_10) ? (var_1_13 == ((unsigned char) var_1_14)) : (((- var_1_26) > var_1_14) ? (var_1_13 == ((unsigned char) var_1_14)) : (var_1_13 == ((unsigned char) 25))))) && ((! var_1_5) ? (var_1_15 == ((unsigned char) (((((var_1_16 + var_1_17)) > (var_1_14)) ? ((var_1_16 + var_1_17)) : (var_1_14))))) : 1)) && (var_1_18 == ((signed char) ((((((var_1_19 - var_1_20) + var_1_21)) > ((var_1_22 - var_1_23))) ? (((var_1_19 - var_1_20) + var_1_21)) : ((var_1_22 - var_1_23))))))) && ((var_1_23 >= (var_1_20 ^ var_1_28)) ? (var_1_24 == ((double) ((((((((var_1_12) < (var_1_11)) ? (var_1_12) : (var_1_11)))) > (((var_1_25 - 25.5) - 127.125))) ? (((((var_1_12) < (var_1_11)) ? (var_1_12) : (var_1_11)))) : (((var_1_25 - 25.5) - 127.125)))))) : 1) VAL [isInitial=1, var_1_10=2, var_1_11=0, var_1_12=2, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=-63, var_1_22=126, var_1_23=126, var_1_24=2, var_1_26=32, var_1_27=32767, var_1_28=0, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=0] [L138-L139] return ((((((((var_1_2 ? (var_1_1 == ((unsigned char) (var_1_3 || var_1_4))) : (var_1_1 == ((unsigned char) (var_1_3 || (var_1_4 || var_1_5))))) && (var_1_6 == ((signed long int) ((var_1_28 - var_1_26) + var_1_26)))) && ((var_1_26 < (var_1_6 * var_1_28)) ? (var_1_3 ? ((var_1_26 <= var_1_6) ? (var_1_10 == ((double) (var_1_11 - var_1_12))) : 1) : 1) : (var_1_10 == ((double) var_1_12)))) && ((var_1_12 != var_1_10) ? (var_1_13 == ((unsigned char) var_1_14)) : (((- var_1_26) > var_1_14) ? (var_1_13 == ((unsigned char) var_1_14)) : (var_1_13 == ((unsigned char) 25))))) && ((! var_1_5) ? (var_1_15 == ((unsigned char) (((((var_1_16 + var_1_17)) > (var_1_14)) ? ((var_1_16 + var_1_17)) : (var_1_14))))) : 1)) && (var_1_18 == ((signed char) ((((((var_1_19 - var_1_20) + var_1_21)) > ((var_1_22 - var_1_23))) ? (((var_1_19 - var_1_20) + var_1_21)) : ((var_1_22 - var_1_23))))))) && ((var_1_23 >= (var_1_20 ^ var_1_28)) ? (var_1_24 == ((double) ((((((((var_1_12) < (var_1_11)) ? (var_1_12) : (var_1_11)))) > (((var_1_25 - 25.5) - 127.125))) ? (((((var_1_12) < (var_1_11)) ? (var_1_12) : (var_1_11)))) : (((var_1_25 - 25.5) - 127.125)))))) : 1)) && (var_1_1 ? (var_1_26 == ((unsigned short int) ((((((((var_1_18) < (var_1_14)) ? (var_1_18) : (var_1_14)))) < ((var_1_27 - var_1_17))) ? (((((var_1_18) < (var_1_14)) ? (var_1_18) : (var_1_14)))) : ((var_1_27 - var_1_17)))))) : 1)) && (var_1_28 == ((unsigned char) var_1_16)) ; [L148] RET, EXPR property() [L148] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=2, var_1_11=0, var_1_12=2, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=-63, var_1_22=126, var_1_23=126, var_1_24=2, var_1_26=32, var_1_27=32767, var_1_28=0, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=2, var_1_11=0, var_1_12=2, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=-63, var_1_22=126, var_1_23=126, var_1_24=2, var_1_26=32, var_1_27=32767, var_1_28=0, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 80 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 5.0s, OverallIterations: 3, TraceHistogramMax: 29, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 463 SdHoareTripleChecker+Valid, 0.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 459 mSDsluCounter, 578 SdHoareTripleChecker+Invalid, 0.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 333 mSDsCounter, 153 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 493 IncrementalHoareTripleChecker+Invalid, 646 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 153 mSolverCounterUnsat, 245 mSDtfsCounter, 493 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 571 GetRequests, 524 SyntacticMatches, 2 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 602 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=88occurred in iteration=2, InterpolantAutomatonStates: 43, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 2 MinimizatonAttempts, 180 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.7s InterpolantComputationTime, 716 NumberOfCodeBlocks, 716 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 534 ConstructedInterpolants, 0 QuantifiedInterpolants, 2385 SizeOfPredicates, 5 NumberOfNonLiveVariables, 808 ConjunctsInSsa, 14 ConjunctsInUnsatCore, 3 InterpolantComputations, 1 PerfectInterpolantSequences, 4587/4872 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 [2023-11-26 11:47:46,633 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f6630ed-58e7-4f54-8c9b-5f233d9dfdeb/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (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_5f6630ed-58e7-4f54-8c9b-5f233d9dfdeb/bin/uautomizer-verify-VRDe98Ueme/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f6630ed-58e7-4f54-8c9b-5f233d9dfdeb/bin/uautomizer-verify-VRDe98Ueme/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f6630ed-58e7-4f54-8c9b-5f233d9dfdeb/bin/uautomizer-verify-VRDe98Ueme/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f6630ed-58e7-4f54-8c9b-5f233d9dfdeb/bin/uautomizer-verify-VRDe98Ueme/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-99.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f6630ed-58e7-4f54-8c9b-5f233d9dfdeb/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f6630ed-58e7-4f54-8c9b-5f233d9dfdeb/bin/uautomizer-verify-VRDe98Ueme --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 161552e69a9bd0ec05ff7f0f4aaccea71da982f7d66d3f542fee93bf628b2e7a --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-26 11:47:49,276 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-26 11:47:49,425 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f6630ed-58e7-4f54-8c9b-5f233d9dfdeb/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-26 11:47:49,435 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-26 11:47:49,436 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-26 11:47:49,484 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-26 11:47:49,485 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-26 11:47:49,485 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-26 11:47:49,486 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-26 11:47:49,491 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-26 11:47:49,492 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-26 11:47:49,492 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-26 11:47:49,493 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-26 11:47:49,495 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-26 11:47:49,495 INFO L153 SettingsManager]: * Use SBE=true [2023-11-26 11:47:49,496 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-26 11:47:49,497 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-26 11:47:49,497 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-26 11:47:49,498 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-26 11:47:49,499 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-26 11:47:49,499 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-26 11:47:49,500 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-26 11:47:49,500 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-26 11:47:49,501 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-26 11:47:49,501 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-26 11:47:49,502 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-26 11:47:49,502 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-26 11:47:49,503 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-26 11:47:49,503 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-26 11:47:49,503 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-26 11:47:49,505 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-26 11:47:49,505 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-26 11:47:49,506 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-26 11:47:49,506 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 11:47:49,506 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-26 11:47:49,506 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-26 11:47:49,507 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-26 11:47:49,508 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-26 11:47:49,508 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-26 11:47:49,508 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-26 11:47:49,509 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-26 11:47:49,509 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-26 11:47:49,509 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-26 11:47:49,509 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-26 11:47:49,510 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-26 11:47:49,510 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_5f6630ed-58e7-4f54-8c9b-5f233d9dfdeb/bin/uautomizer-verify-VRDe98Ueme/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f6630ed-58e7-4f54-8c9b-5f233d9dfdeb/bin/uautomizer-verify-VRDe98Ueme Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 161552e69a9bd0ec05ff7f0f4aaccea71da982f7d66d3f542fee93bf628b2e7a [2023-11-26 11:47:49,890 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-26 11:47:49,920 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-26 11:47:49,923 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-26 11:47:49,925 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-26 11:47:49,927 INFO L274 PluginConnector]: CDTParser initialized [2023-11-26 11:47:49,929 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f6630ed-58e7-4f54-8c9b-5f233d9dfdeb/bin/uautomizer-verify-VRDe98Ueme/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-99.i [2023-11-26 11:47:53,067 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-26 11:47:53,319 INFO L384 CDTParser]: Found 1 translation units. [2023-11-26 11:47:53,320 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f6630ed-58e7-4f54-8c9b-5f233d9dfdeb/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-99.i [2023-11-26 11:47:53,330 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f6630ed-58e7-4f54-8c9b-5f233d9dfdeb/bin/uautomizer-verify-VRDe98Ueme/data/27ca75898/0af34a8e5af8472ea47f27e6cfc2208c/FLAG53def4d56 [2023-11-26 11:47:53,345 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f6630ed-58e7-4f54-8c9b-5f233d9dfdeb/bin/uautomizer-verify-VRDe98Ueme/data/27ca75898/0af34a8e5af8472ea47f27e6cfc2208c [2023-11-26 11:47:53,348 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-26 11:47:53,350 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-26 11:47:53,351 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-26 11:47:53,351 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-26 11:47:53,357 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-26 11:47:53,358 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 11:47:53" (1/1) ... [2023-11-26 11:47:53,359 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cdb99d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:47:53, skipping insertion in model container [2023-11-26 11:47:53,359 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 11:47:53" (1/1) ... [2023-11-26 11:47:53,394 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-26 11:47:53,579 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_5f6630ed-58e7-4f54-8c9b-5f233d9dfdeb/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-99.i[913,926] [2023-11-26 11:47:53,637 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 11:47:53,654 INFO L202 MainTranslator]: Completed pre-run [2023-11-26 11:47:53,667 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_5f6630ed-58e7-4f54-8c9b-5f233d9dfdeb/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-99.i[913,926] [2023-11-26 11:47:53,698 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 11:47:53,735 INFO L206 MainTranslator]: Completed translation [2023-11-26 11:47:53,736 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:47:53 WrapperNode [2023-11-26 11:47:53,736 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-26 11:47:53,737 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-26 11:47:53,737 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-26 11:47:53,738 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-26 11:47:53,745 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:47:53" (1/1) ... [2023-11-26 11:47:53,759 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:47:53" (1/1) ... [2023-11-26 11:47:53,806 INFO L138 Inliner]: procedures = 27, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 160 [2023-11-26 11:47:53,814 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-26 11:47:53,816 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-26 11:47:53,817 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-26 11:47:53,817 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-26 11:47:53,829 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:47:53" (1/1) ... [2023-11-26 11:47:53,829 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:47:53" (1/1) ... [2023-11-26 11:47:53,853 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:47:53" (1/1) ... [2023-11-26 11:47:53,868 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2023-11-26 11:47:53,877 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:47:53" (1/1) ... [2023-11-26 11:47:53,877 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:47:53" (1/1) ... [2023-11-26 11:47:53,895 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:47:53" (1/1) ... [2023-11-26 11:47:53,915 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:47:53" (1/1) ... [2023-11-26 11:47:53,918 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:47:53" (1/1) ... [2023-11-26 11:47:53,921 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:47:53" (1/1) ... [2023-11-26 11:47:53,926 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-26 11:47:53,927 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-26 11:47:53,928 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-26 11:47:53,928 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-26 11:47:53,929 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:47:53" (1/1) ... [2023-11-26 11:47:53,935 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 11:47:53,951 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f6630ed-58e7-4f54-8c9b-5f233d9dfdeb/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:47:53,966 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f6630ed-58e7-4f54-8c9b-5f233d9dfdeb/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-26 11:47:54,004 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f6630ed-58e7-4f54-8c9b-5f233d9dfdeb/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-26 11:47:54,021 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-26 11:47:54,022 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-11-26 11:47:54,022 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-26 11:47:54,022 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-26 11:47:54,024 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-26 11:47:54,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-26 11:47:54,155 INFO L241 CfgBuilder]: Building ICFG [2023-11-26 11:47:54,157 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-26 11:47:56,774 INFO L282 CfgBuilder]: Performing block encoding [2023-11-26 11:47:56,886 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-26 11:47:56,887 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-26 11:47:56,887 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 11:47:56 BoogieIcfgContainer [2023-11-26 11:47:56,888 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-26 11:47:56,891 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-26 11:47:56,891 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-26 11:47:56,895 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-26 11:47:56,895 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 11:47:53" (1/3) ... [2023-11-26 11:47:56,897 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@620f3791 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 11:47:56, skipping insertion in model container [2023-11-26 11:47:56,897 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:47:53" (2/3) ... [2023-11-26 11:47:56,899 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@620f3791 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 11:47:56, skipping insertion in model container [2023-11-26 11:47:56,899 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 11:47:56" (3/3) ... [2023-11-26 11:47:56,901 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_normal_file-99.i [2023-11-26 11:47:56,921 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-26 11:47:56,922 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-26 11:47:56,987 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-26 11:47:56,994 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;@3463666f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-26 11:47:56,994 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-26 11:47:56,998 INFO L276 IsEmpty]: Start isEmpty. Operand has 71 states, 39 states have (on average 1.358974358974359) internal successors, (53), 40 states have internal predecessors, (53), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-26 11:47:57,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2023-11-26 11:47:57,016 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:47:57,016 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 11:47:57,017 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 11:47:57,021 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:47:57,022 INFO L85 PathProgramCache]: Analyzing trace with hash -1726848860, now seen corresponding path program 1 times [2023-11-26 11:47:57,038 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-26 11:47:57,038 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1269478351] [2023-11-26 11:47:57,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:47:57,039 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 [2023-11-26 11:47:57,039 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f6630ed-58e7-4f54-8c9b-5f233d9dfdeb/bin/uautomizer-verify-VRDe98Ueme/mathsat [2023-11-26 11:47:57,042 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f6630ed-58e7-4f54-8c9b-5f233d9dfdeb/bin/uautomizer-verify-VRDe98Ueme/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) [2023-11-26 11:47:57,057 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f6630ed-58e7-4f54-8c9b-5f233d9dfdeb/bin/uautomizer-verify-VRDe98Ueme/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 [2023-11-26 11:47:57,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:47:57,657 INFO L262 TraceCheckSpWp]: Trace formula consists of 282 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-26 11:47:57,673 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 11:47:59,226 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 455 proven. 141 refuted. 0 times theorem prover too weak. 1028 trivial. 0 not checked. [2023-11-26 11:47:59,226 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-26 11:48:00,017 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 21 proven. 144 refuted. 0 times theorem prover too weak. 1459 trivial. 0 not checked. [2023-11-26 11:48:00,018 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-26 11:48:00,018 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1269478351] [2023-11-26 11:48:00,019 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1269478351] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-26 11:48:00,019 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-26 11:48:00,020 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 13 [2023-11-26 11:48:00,023 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [125719570] [2023-11-26 11:48:00,026 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-26 11:48:00,038 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-11-26 11:48:00,039 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-26 11:48:00,069 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-11-26 11:48:00,071 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=107, Unknown=0, NotChecked=0, Total=156 [2023-11-26 11:48:00,075 INFO L87 Difference]: Start difference. First operand has 71 states, 39 states have (on average 1.358974358974359) internal successors, (53), 40 states have internal predecessors, (53), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) Second operand has 13 states, 13 states have (on average 4.0) internal successors, (52), 13 states have internal predecessors, (52), 3 states have call successors, (54), 3 states have call predecessors, (54), 7 states have return successors, (55), 3 states have call predecessors, (55), 3 states have call successors, (55) [2023-11-26 11:48:03,141 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.96s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-26 11:48:04,308 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 11:48:04,309 INFO L93 Difference]: Finished difference Result 233 states and 417 transitions. [2023-11-26 11:48:04,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2023-11-26 11:48:04,312 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 4.0) internal successors, (52), 13 states have internal predecessors, (52), 3 states have call successors, (54), 3 states have call predecessors, (54), 7 states have return successors, (55), 3 states have call predecessors, (55), 3 states have call successors, (55) Word has length 176 [2023-11-26 11:48:04,314 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 11:48:04,324 INFO L225 Difference]: With dead ends: 233 [2023-11-26 11:48:04,325 INFO L226 Difference]: Without dead ends: 163 [2023-11-26 11:48:04,329 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 372 GetRequests, 340 SyntacticMatches, 1 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 231 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=315, Invalid=741, Unknown=0, NotChecked=0, Total=1056 [2023-11-26 11:48:04,333 INFO L413 NwaCegarLoop]: 111 mSDtfsCounter, 115 mSDsluCounter, 168 mSDsCounter, 0 mSdLazyCounter, 402 mSolverCounterSat, 82 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 119 SdHoareTripleChecker+Valid, 279 SdHoareTripleChecker+Invalid, 484 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 82 IncrementalHoareTripleChecker+Valid, 402 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.6s IncrementalHoareTripleChecker+Time [2023-11-26 11:48:04,335 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [119 Valid, 279 Invalid, 484 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [82 Valid, 402 Invalid, 0 Unknown, 0 Unchecked, 3.6s Time] [2023-11-26 11:48:04,354 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 163 states. [2023-11-26 11:48:04,400 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 163 to 79. [2023-11-26 11:48:04,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 79 states, 46 states have (on average 1.1956521739130435) internal successors, (55), 46 states have internal predecessors, (55), 29 states have call successors, (29), 3 states have call predecessors, (29), 3 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-26 11:48:04,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 113 transitions. [2023-11-26 11:48:04,405 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 113 transitions. Word has length 176 [2023-11-26 11:48:04,407 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 11:48:04,407 INFO L495 AbstractCegarLoop]: Abstraction has 79 states and 113 transitions. [2023-11-26 11:48:04,408 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 4.0) internal successors, (52), 13 states have internal predecessors, (52), 3 states have call successors, (54), 3 states have call predecessors, (54), 7 states have return successors, (55), 3 states have call predecessors, (55), 3 states have call successors, (55) [2023-11-26 11:48:04,408 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 113 transitions. [2023-11-26 11:48:04,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2023-11-26 11:48:04,413 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:48:04,413 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 11:48:04,431 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f6630ed-58e7-4f54-8c9b-5f233d9dfdeb/bin/uautomizer-verify-VRDe98Ueme/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 [2023-11-26 11:48:04,625 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f6630ed-58e7-4f54-8c9b-5f233d9dfdeb/bin/uautomizer-verify-VRDe98Ueme/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 [2023-11-26 11:48:04,625 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 11:48:04,626 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:48:04,626 INFO L85 PathProgramCache]: Analyzing trace with hash -2119875870, now seen corresponding path program 1 times [2023-11-26 11:48:04,627 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-26 11:48:04,627 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1818873969] [2023-11-26 11:48:04,628 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:48:04,628 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 [2023-11-26 11:48:04,628 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f6630ed-58e7-4f54-8c9b-5f233d9dfdeb/bin/uautomizer-verify-VRDe98Ueme/mathsat [2023-11-26 11:48:04,636 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f6630ed-58e7-4f54-8c9b-5f233d9dfdeb/bin/uautomizer-verify-VRDe98Ueme/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) [2023-11-26 11:48:04,665 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f6630ed-58e7-4f54-8c9b-5f233d9dfdeb/bin/uautomizer-verify-VRDe98Ueme/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 [2023-11-26 11:48:05,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:48:05,141 INFO L262 TraceCheckSpWp]: Trace formula consists of 281 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-26 11:48:05,149 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 11:48:07,009 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 27 proven. 760 refuted. 0 times theorem prover too weak. 837 trivial. 0 not checked. [2023-11-26 11:48:07,013 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-26 11:48:07,819 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 27 proven. 57 refuted. 0 times theorem prover too weak. 1540 trivial. 0 not checked. [2023-11-26 11:48:07,820 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-26 11:48:07,820 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1818873969] [2023-11-26 11:48:07,820 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1818873969] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-26 11:48:07,821 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-26 11:48:07,821 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 11 [2023-11-26 11:48:07,821 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1891241397] [2023-11-26 11:48:07,821 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-26 11:48:07,824 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-11-26 11:48:07,824 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-26 11:48:07,825 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-11-26 11:48:07,825 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2023-11-26 11:48:07,826 INFO L87 Difference]: Start difference. First operand 79 states and 113 transitions. Second operand has 11 states, 11 states have (on average 6.545454545454546) internal successors, (72), 11 states have internal predecessors, (72), 4 states have call successors, (58), 3 states have call predecessors, (58), 5 states have return successors, (58), 4 states have call predecessors, (58), 4 states have call successors, (58) [2023-11-26 11:48:12,145 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.44s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-26 11:48:12,686 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 11:48:12,687 INFO L93 Difference]: Finished difference Result 209 states and 284 transitions. [2023-11-26 11:48:12,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-11-26 11:48:12,688 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.545454545454546) internal successors, (72), 11 states have internal predecessors, (72), 4 states have call successors, (58), 3 states have call predecessors, (58), 5 states have return successors, (58), 4 states have call predecessors, (58), 4 states have call successors, (58) Word has length 176 [2023-11-26 11:48:12,692 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 11:48:12,704 INFO L225 Difference]: With dead ends: 209 [2023-11-26 11:48:12,705 INFO L226 Difference]: Without dead ends: 131 [2023-11-26 11:48:12,706 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 361 GetRequests, 343 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=138, Invalid=242, Unknown=0, NotChecked=0, Total=380 [2023-11-26 11:48:12,707 INFO L413 NwaCegarLoop]: 80 mSDtfsCounter, 157 mSDsluCounter, 113 mSDsCounter, 0 mSdLazyCounter, 280 mSolverCounterSat, 118 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 158 SdHoareTripleChecker+Valid, 193 SdHoareTripleChecker+Invalid, 398 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 118 IncrementalHoareTripleChecker+Valid, 280 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2023-11-26 11:48:12,708 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [158 Valid, 193 Invalid, 398 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [118 Valid, 280 Invalid, 0 Unknown, 0 Unchecked, 4.4s Time] [2023-11-26 11:48:12,709 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2023-11-26 11:48:12,752 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 116. [2023-11-26 11:48:12,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 116 states, 70 states have (on average 1.1571428571428573) internal successors, (81), 71 states have internal predecessors, (81), 38 states have call successors, (38), 7 states have call predecessors, (38), 7 states have return successors, (38), 37 states have call predecessors, (38), 38 states have call successors, (38) [2023-11-26 11:48:12,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 157 transitions. [2023-11-26 11:48:12,756 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 157 transitions. Word has length 176 [2023-11-26 11:48:12,757 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 11:48:12,757 INFO L495 AbstractCegarLoop]: Abstraction has 116 states and 157 transitions. [2023-11-26 11:48:12,758 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.545454545454546) internal successors, (72), 11 states have internal predecessors, (72), 4 states have call successors, (58), 3 states have call predecessors, (58), 5 states have return successors, (58), 4 states have call predecessors, (58), 4 states have call successors, (58) [2023-11-26 11:48:12,758 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 157 transitions. [2023-11-26 11:48:12,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2023-11-26 11:48:12,762 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:48:12,762 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 11:48:12,773 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f6630ed-58e7-4f54-8c9b-5f233d9dfdeb/bin/uautomizer-verify-VRDe98Ueme/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 [2023-11-26 11:48:12,968 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f6630ed-58e7-4f54-8c9b-5f233d9dfdeb/bin/uautomizer-verify-VRDe98Ueme/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 [2023-11-26 11:48:12,969 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 11:48:12,969 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:48:12,970 INFO L85 PathProgramCache]: Analyzing trace with hash 363301400, now seen corresponding path program 1 times [2023-11-26 11:48:12,970 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-26 11:48:12,970 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1861264933] [2023-11-26 11:48:12,971 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:48:12,971 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 [2023-11-26 11:48:12,971 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f6630ed-58e7-4f54-8c9b-5f233d9dfdeb/bin/uautomizer-verify-VRDe98Ueme/mathsat [2023-11-26 11:48:12,972 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f6630ed-58e7-4f54-8c9b-5f233d9dfdeb/bin/uautomizer-verify-VRDe98Ueme/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) [2023-11-26 11:48:13,032 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f6630ed-58e7-4f54-8c9b-5f233d9dfdeb/bin/uautomizer-verify-VRDe98Ueme/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 [2023-11-26 11:48:13,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:48:13,374 INFO L262 TraceCheckSpWp]: Trace formula consists of 282 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-26 11:48:13,381 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 11:48:14,074 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2023-11-26 11:48:14,075 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 11:48:14,075 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-26 11:48:14,075 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1861264933] [2023-11-26 11:48:14,075 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1861264933] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:48:14,076 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:48:14,076 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-26 11:48:14,076 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [924737162] [2023-11-26 11:48:14,076 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:48:14,077 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-26 11:48:14,077 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-26 11:48:14,078 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-26 11:48:14,078 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-26 11:48:14,079 INFO L87 Difference]: Start difference. First operand 116 states and 157 transitions. Second operand has 4 states, 4 states have (on average 8.75) internal successors, (35), 3 states have internal predecessors, (35), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-26 11:48:15,988 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.79s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-26 11:48:16,101 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 11:48:16,101 INFO L93 Difference]: Finished difference Result 346 states and 469 transitions. [2023-11-26 11:48:16,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-26 11:48:16,104 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 3 states have internal predecessors, (35), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 177 [2023-11-26 11:48:16,105 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 11:48:16,109 INFO L225 Difference]: With dead ends: 346 [2023-11-26 11:48:16,110 INFO L226 Difference]: Without dead ends: 231 [2023-11-26 11:48:16,111 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 177 GetRequests, 174 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-26 11:48:16,112 INFO L413 NwaCegarLoop]: 95 mSDtfsCounter, 21 mSDsluCounter, 188 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 283 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2023-11-26 11:48:16,112 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [21 Valid, 283 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2023-11-26 11:48:16,114 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 231 states. [2023-11-26 11:48:16,162 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 231 to 229. [2023-11-26 11:48:16,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 229 states, 138 states have (on average 1.1521739130434783) internal successors, (159), 140 states have internal predecessors, (159), 76 states have call successors, (76), 14 states have call predecessors, (76), 14 states have return successors, (76), 74 states have call predecessors, (76), 76 states have call successors, (76) [2023-11-26 11:48:16,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 229 states and 311 transitions. [2023-11-26 11:48:16,166 INFO L78 Accepts]: Start accepts. Automaton has 229 states and 311 transitions. Word has length 177 [2023-11-26 11:48:16,167 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 11:48:16,167 INFO L495 AbstractCegarLoop]: Abstraction has 229 states and 311 transitions. [2023-11-26 11:48:16,168 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 3 states have internal predecessors, (35), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-26 11:48:16,168 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 311 transitions. [2023-11-26 11:48:16,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2023-11-26 11:48:16,171 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:48:16,172 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 11:48:16,189 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f6630ed-58e7-4f54-8c9b-5f233d9dfdeb/bin/uautomizer-verify-VRDe98Ueme/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 [2023-11-26 11:48:16,389 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f6630ed-58e7-4f54-8c9b-5f233d9dfdeb/bin/uautomizer-verify-VRDe98Ueme/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 [2023-11-26 11:48:16,389 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 11:48:16,390 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:48:16,390 INFO L85 PathProgramCache]: Analyzing trace with hash 420559702, now seen corresponding path program 1 times [2023-11-26 11:48:16,390 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-26 11:48:16,391 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1508831762] [2023-11-26 11:48:16,391 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:48:16,391 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 [2023-11-26 11:48:16,391 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f6630ed-58e7-4f54-8c9b-5f233d9dfdeb/bin/uautomizer-verify-VRDe98Ueme/mathsat [2023-11-26 11:48:16,396 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f6630ed-58e7-4f54-8c9b-5f233d9dfdeb/bin/uautomizer-verify-VRDe98Ueme/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) [2023-11-26 11:48:16,429 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f6630ed-58e7-4f54-8c9b-5f233d9dfdeb/bin/uautomizer-verify-VRDe98Ueme/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 [2023-11-26 11:48:17,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:48:17,371 INFO L262 TraceCheckSpWp]: Trace formula consists of 282 conjuncts, 55 conjunts are in the unsatisfiable core [2023-11-26 11:48:17,391 INFO L285 TraceCheckSpWp]: Computing forward predicates...