./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-69.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2513c268-a2ce-4ec2-9305-180cde339c80/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2513c268-a2ce-4ec2-9305-180cde339c80/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2513c268-a2ce-4ec2-9305-180cde339c80/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2513c268-a2ce-4ec2-9305-180cde339c80/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-69.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2513c268-a2ce-4ec2-9305-180cde339c80/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2513c268-a2ce-4ec2-9305-180cde339c80/bin/uautomizer-verify-uCwYo4JHxu --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 db91e7c1347e4f784e0317d545c9cd2de6687960c1deff88b6b9b7847a27b87e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:59:25,732 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:59:25,803 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2513c268-a2ce-4ec2-9305-180cde339c80/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-19 07:59:25,808 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:59:25,809 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:59:25,836 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:59:25,836 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:59:25,837 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:59:25,838 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 07:59:25,838 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 07:59:25,839 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:59:25,840 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:59:25,840 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:59:25,841 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:59:25,842 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 07:59:25,842 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 07:59:25,843 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 07:59:25,843 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 07:59:25,844 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:59:25,844 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 07:59:25,845 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 07:59:25,846 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 07:59:25,846 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 07:59:25,847 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 07:59:25,847 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:59:25,848 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:59:25,848 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:59:25,849 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 07:59:25,849 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:59:25,850 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:59:25,850 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 07:59:25,850 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 07:59:25,851 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 07:59:25,851 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 07:59:25,851 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 07:59:25,852 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 07:59:25,852 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 07:59:25,852 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 07:59:25,852 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 07:59:25,853 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_2513c268-a2ce-4ec2-9305-180cde339c80/bin/uautomizer-verify-uCwYo4JHxu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2513c268-a2ce-4ec2-9305-180cde339c80/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> db91e7c1347e4f784e0317d545c9cd2de6687960c1deff88b6b9b7847a27b87e [2023-11-19 07:59:26,151 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:59:26,183 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:59:26,188 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:59:26,190 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:59:26,192 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:59:26,193 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2513c268-a2ce-4ec2-9305-180cde339c80/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-69.i [2023-11-19 07:59:29,293 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:59:29,617 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:59:29,617 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2513c268-a2ce-4ec2-9305-180cde339c80/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-69.i [2023-11-19 07:59:29,628 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2513c268-a2ce-4ec2-9305-180cde339c80/bin/uautomizer-verify-uCwYo4JHxu/data/de0fb5da0/f27ab0f6b5174c7cab2d4b71edf51971/FLAGd52f7f980 [2023-11-19 07:59:29,959 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2513c268-a2ce-4ec2-9305-180cde339c80/bin/uautomizer-verify-uCwYo4JHxu/data/de0fb5da0/f27ab0f6b5174c7cab2d4b71edf51971 [2023-11-19 07:59:29,962 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:59:29,963 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:59:29,965 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:59:29,966 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:59:29,976 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:59:29,977 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:59:29" (1/1) ... [2023-11-19 07:59:29,978 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74e6ba44 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:59:29, skipping insertion in model container [2023-11-19 07:59:29,979 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:59:29" (1/1) ... [2023-11-19 07:59:30,039 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:59:30,202 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_2513c268-a2ce-4ec2-9305-180cde339c80/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-69.i[916,929] [2023-11-19 07:59:30,308 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:59:30,334 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 07:59:30,348 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_2513c268-a2ce-4ec2-9305-180cde339c80/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-69.i[916,929] [2023-11-19 07:59:30,393 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:59:30,425 INFO L206 MainTranslator]: Completed translation [2023-11-19 07:59:30,425 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:59:30 WrapperNode [2023-11-19 07:59:30,426 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:59:30,427 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 07:59:30,427 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 07:59:30,428 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 07:59:30,436 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:59:30" (1/1) ... [2023-11-19 07:59:30,451 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:59:30" (1/1) ... [2023-11-19 07:59:30,496 INFO L138 Inliner]: procedures = 26, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 245 [2023-11-19 07:59:30,497 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 07:59:30,498 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 07:59:30,498 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 07:59:30,498 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 07:59:30,508 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:59:30" (1/1) ... [2023-11-19 07:59:30,508 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:59:30" (1/1) ... [2023-11-19 07:59:30,513 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:59:30" (1/1) ... [2023-11-19 07:59:30,513 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:59:30" (1/1) ... [2023-11-19 07:59:30,527 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:59:30" (1/1) ... [2023-11-19 07:59:30,532 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:59:30" (1/1) ... [2023-11-19 07:59:30,536 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:59:30" (1/1) ... [2023-11-19 07:59:30,539 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:59:30" (1/1) ... [2023-11-19 07:59:30,544 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 07:59:30,545 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 07:59:30,546 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 07:59:30,546 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 07:59:30,547 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:59:30" (1/1) ... [2023-11-19 07:59:30,553 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:59:30,569 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2513c268-a2ce-4ec2-9305-180cde339c80/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:59:30,603 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2513c268-a2ce-4ec2-9305-180cde339c80/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 07:59:30,639 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2513c268-a2ce-4ec2-9305-180cde339c80/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 07:59:30,655 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 07:59:30,655 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 07:59:30,655 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 07:59:30,656 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 07:59:30,656 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 07:59:30,656 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 07:59:30,793 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 07:59:30,797 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 07:59:31,527 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 07:59:31,549 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 07:59:31,551 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 07:59:31,560 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:59:31 BoogieIcfgContainer [2023-11-19 07:59:31,561 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 07:59:31,569 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 07:59:31,569 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 07:59:31,573 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 07:59:31,574 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:59:29" (1/3) ... [2023-11-19 07:59:31,575 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@30835c6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:59:31, skipping insertion in model container [2023-11-19 07:59:31,575 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:59:30" (2/3) ... [2023-11-19 07:59:31,577 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@30835c6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:59:31, skipping insertion in model container [2023-11-19 07:59:31,577 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:59:31" (3/3) ... [2023-11-19 07:59:31,579 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-69.i [2023-11-19 07:59:31,604 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 07:59:31,604 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 07:59:31,683 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 07:59:31,692 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;@2669d2ae, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 07:59:31,694 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 07:59:31,700 INFO L276 IsEmpty]: Start isEmpty. Operand has 105 states, 74 states have (on average 1.527027027027027) internal successors, (113), 75 states have internal predecessors, (113), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-19 07:59:31,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2023-11-19 07:59:31,725 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:59:31,728 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:59:31,729 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:59:31,744 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:59:31,746 INFO L85 PathProgramCache]: Analyzing trace with hash -161659951, now seen corresponding path program 1 times [2023-11-19 07:59:31,758 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:59:31,759 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [626403136] [2023-11-19 07:59:31,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:59:31,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:59:31,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:59:32,044 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:59:32,045 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [626403136] [2023-11-19 07:59:32,046 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-19 07:59:32,046 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [38163262] [2023-11-19 07:59:32,047 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:59:32,047 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:59:32,047 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2513c268-a2ce-4ec2-9305-180cde339c80/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:59:32,051 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2513c268-a2ce-4ec2-9305-180cde339c80/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:59:32,053 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2513c268-a2ce-4ec2-9305-180cde339c80/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-19 07:59:32,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:59:32,261 INFO L262 TraceCheckSpWp]: Trace formula consists of 438 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 07:59:32,273 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:59:32,331 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 1458 trivial. 0 not checked. [2023-11-19 07:59:32,332 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:59:32,332 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [38163262] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:59:32,333 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:59:32,333 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 07:59:32,336 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1677092700] [2023-11-19 07:59:32,337 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:59:32,342 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 07:59:32,343 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:59:32,377 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 07:59:32,378 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 07:59:32,381 INFO L87 Difference]: Start difference. First operand has 105 states, 74 states have (on average 1.527027027027027) internal successors, (113), 75 states have internal predecessors, (113), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) Second operand has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 2 states have call successors, (28) [2023-11-19 07:59:32,450 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:59:32,450 INFO L93 Difference]: Finished difference Result 203 states and 360 transitions. [2023-11-19 07:59:32,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 07:59:32,454 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 2 states have call successors, (28) Word has length 182 [2023-11-19 07:59:32,455 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:59:32,465 INFO L225 Difference]: With dead ends: 203 [2023-11-19 07:59:32,465 INFO L226 Difference]: Without dead ends: 101 [2023-11-19 07:59:32,473 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 181 GetRequests, 181 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 07:59:32,479 INFO L413 NwaCegarLoop]: 160 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 160 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 07:59:32,481 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 160 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 07:59:32,499 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2023-11-19 07:59:32,548 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 101. [2023-11-19 07:59:32,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 101 states, 71 states have (on average 1.4647887323943662) internal successors, (104), 71 states have internal predecessors, (104), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-19 07:59:32,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 160 transitions. [2023-11-19 07:59:32,559 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 160 transitions. Word has length 182 [2023-11-19 07:59:32,559 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:59:32,560 INFO L495 AbstractCegarLoop]: Abstraction has 101 states and 160 transitions. [2023-11-19 07:59:32,561 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 2 states have call successors, (28) [2023-11-19 07:59:32,561 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 160 transitions. [2023-11-19 07:59:32,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2023-11-19 07:59:32,572 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:59:32,573 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:59:32,600 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2513c268-a2ce-4ec2-9305-180cde339c80/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-19 07:59:32,792 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2513c268-a2ce-4ec2-9305-180cde339c80/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-19 07:59:32,792 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:59:32,793 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:59:32,793 INFO L85 PathProgramCache]: Analyzing trace with hash 2139470989, now seen corresponding path program 1 times [2023-11-19 07:59:32,794 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:59:32,794 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [779378740] [2023-11-19 07:59:32,801 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:59:32,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:59:32,874 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 07:59:32,874 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2055586583] [2023-11-19 07:59:32,874 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:59:32,875 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:59:32,875 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2513c268-a2ce-4ec2-9305-180cde339c80/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:59:32,876 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2513c268-a2ce-4ec2-9305-180cde339c80/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:59:32,892 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2513c268-a2ce-4ec2-9305-180cde339c80/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-19 07:59:33,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:59:33,086 INFO L262 TraceCheckSpWp]: Trace formula consists of 438 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 07:59:33,107 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:59:33,494 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 543 proven. 63 refuted. 0 times theorem prover too weak. 906 trivial. 0 not checked. [2023-11-19 07:59:33,495 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 07:59:33,980 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 18 proven. 63 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2023-11-19 07:59:33,981 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:59:33,981 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [779378740] [2023-11-19 07:59:33,981 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-19 07:59:33,982 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2055586583] [2023-11-19 07:59:33,982 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2055586583] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 07:59:33,982 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-19 07:59:33,983 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2023-11-19 07:59:33,983 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1113013882] [2023-11-19 07:59:33,983 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-19 07:59:33,985 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-19 07:59:33,986 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:59:33,987 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-19 07:59:33,987 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-19 07:59:33,988 INFO L87 Difference]: Start difference. First operand 101 states and 160 transitions. Second operand has 8 states, 8 states have (on average 8.875) internal successors, (71), 8 states have internal predecessors, (71), 3 states have call successors, (49), 2 states have call predecessors, (49), 4 states have return successors, (50), 3 states have call predecessors, (50), 3 states have call successors, (50) [2023-11-19 07:59:34,273 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:59:34,273 INFO L93 Difference]: Finished difference Result 205 states and 322 transitions. [2023-11-19 07:59:34,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-19 07:59:34,274 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.875) internal successors, (71), 8 states have internal predecessors, (71), 3 states have call successors, (49), 2 states have call predecessors, (49), 4 states have return successors, (50), 3 states have call predecessors, (50), 3 states have call successors, (50) Word has length 182 [2023-11-19 07:59:34,276 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:59:34,277 INFO L225 Difference]: With dead ends: 205 [2023-11-19 07:59:34,278 INFO L226 Difference]: Without dead ends: 107 [2023-11-19 07:59:34,279 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 366 GetRequests, 356 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=53, Invalid=79, Unknown=0, NotChecked=0, Total=132 [2023-11-19 07:59:34,280 INFO L413 NwaCegarLoop]: 114 mSDtfsCounter, 252 mSDsluCounter, 169 mSDsCounter, 0 mSdLazyCounter, 178 mSolverCounterSat, 37 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 258 SdHoareTripleChecker+Valid, 283 SdHoareTripleChecker+Invalid, 215 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 37 IncrementalHoareTripleChecker+Valid, 178 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-19 07:59:34,281 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [258 Valid, 283 Invalid, 215 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [37 Valid, 178 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-19 07:59:34,282 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2023-11-19 07:59:34,298 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 105. [2023-11-19 07:59:34,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 105 states, 74 states have (on average 1.4054054054054055) internal successors, (104), 74 states have internal predecessors, (104), 28 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-19 07:59:34,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 160 transitions. [2023-11-19 07:59:34,301 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 160 transitions. Word has length 182 [2023-11-19 07:59:34,302 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:59:34,302 INFO L495 AbstractCegarLoop]: Abstraction has 105 states and 160 transitions. [2023-11-19 07:59:34,303 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.875) internal successors, (71), 8 states have internal predecessors, (71), 3 states have call successors, (49), 2 states have call predecessors, (49), 4 states have return successors, (50), 3 states have call predecessors, (50), 3 states have call successors, (50) [2023-11-19 07:59:34,303 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 160 transitions. [2023-11-19 07:59:34,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2023-11-19 07:59:34,306 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:59:34,306 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:59:34,337 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2513c268-a2ce-4ec2-9305-180cde339c80/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-19 07:59:34,528 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2513c268-a2ce-4ec2-9305-180cde339c80/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2023-11-19 07:59:34,528 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:59:34,529 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:59:34,529 INFO L85 PathProgramCache]: Analyzing trace with hash 905008393, now seen corresponding path program 1 times [2023-11-19 07:59:34,529 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:59:34,530 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [214443687] [2023-11-19 07:59:34,530 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:59:34,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:59:34,592 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 07:59:34,592 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1489481301] [2023-11-19 07:59:34,592 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:59:34,592 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:59:34,593 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2513c268-a2ce-4ec2-9305-180cde339c80/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:59:34,594 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2513c268-a2ce-4ec2-9305-180cde339c80/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:59:34,614 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2513c268-a2ce-4ec2-9305-180cde339c80/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-19 07:59:34,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:59:34,771 INFO L262 TraceCheckSpWp]: Trace formula consists of 440 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 07:59:34,777 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:59:34,877 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 573 proven. 18 refuted. 0 times theorem prover too weak. 921 trivial. 0 not checked. [2023-11-19 07:59:34,877 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 07:59:35,069 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 63 proven. 18 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2023-11-19 07:59:35,069 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:59:35,070 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [214443687] [2023-11-19 07:59:35,070 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-19 07:59:35,070 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1489481301] [2023-11-19 07:59:35,070 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1489481301] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 07:59:35,070 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-19 07:59:35,071 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2023-11-19 07:59:35,071 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [448569689] [2023-11-19 07:59:35,071 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-19 07:59:35,072 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-19 07:59:35,072 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:59:35,073 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-19 07:59:35,073 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-11-19 07:59:35,074 INFO L87 Difference]: Start difference. First operand 105 states and 160 transitions. Second operand has 7 states, 7 states have (on average 7.857142857142857) internal successors, (55), 7 states have internal predecessors, (55), 2 states have call successors, (34), 2 states have call predecessors, (34), 4 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2023-11-19 07:59:35,357 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:59:35,357 INFO L93 Difference]: Finished difference Result 215 states and 324 transitions. [2023-11-19 07:59:35,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-19 07:59:35,358 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.857142857142857) internal successors, (55), 7 states have internal predecessors, (55), 2 states have call successors, (34), 2 states have call predecessors, (34), 4 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) Word has length 183 [2023-11-19 07:59:35,359 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:59:35,360 INFO L225 Difference]: With dead ends: 215 [2023-11-19 07:59:35,360 INFO L226 Difference]: Without dead ends: 113 [2023-11-19 07:59:35,361 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 368 GetRequests, 358 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2023-11-19 07:59:35,363 INFO L413 NwaCegarLoop]: 122 mSDtfsCounter, 208 mSDsluCounter, 188 mSDsCounter, 0 mSdLazyCounter, 156 mSolverCounterSat, 45 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 228 SdHoareTripleChecker+Valid, 310 SdHoareTripleChecker+Invalid, 201 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 45 IncrementalHoareTripleChecker+Valid, 156 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-19 07:59:35,363 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [228 Valid, 310 Invalid, 201 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [45 Valid, 156 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-19 07:59:35,364 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113 states. [2023-11-19 07:59:35,379 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113 to 109. [2023-11-19 07:59:35,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 109 states, 77 states have (on average 1.3766233766233766) internal successors, (106), 77 states have internal predecessors, (106), 28 states have call successors, (28), 3 states have call predecessors, (28), 3 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-19 07:59:35,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 162 transitions. [2023-11-19 07:59:35,381 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 162 transitions. Word has length 183 [2023-11-19 07:59:35,382 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:59:35,382 INFO L495 AbstractCegarLoop]: Abstraction has 109 states and 162 transitions. [2023-11-19 07:59:35,382 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.857142857142857) internal successors, (55), 7 states have internal predecessors, (55), 2 states have call successors, (34), 2 states have call predecessors, (34), 4 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2023-11-19 07:59:35,383 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 162 transitions. [2023-11-19 07:59:35,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2023-11-19 07:59:35,385 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:59:35,386 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:59:35,411 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2513c268-a2ce-4ec2-9305-180cde339c80/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-11-19 07:59:35,599 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2513c268-a2ce-4ec2-9305-180cde339c80/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2023-11-19 07:59:35,600 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:59:35,601 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:59:35,601 INFO L85 PathProgramCache]: Analyzing trace with hash -1338591735, now seen corresponding path program 1 times [2023-11-19 07:59:35,601 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:59:35,601 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1383995599] [2023-11-19 07:59:35,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:59:35,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:59:35,691 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 07:59:35,692 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1606222392] [2023-11-19 07:59:35,692 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:59:35,692 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:59:35,692 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2513c268-a2ce-4ec2-9305-180cde339c80/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:59:35,700 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2513c268-a2ce-4ec2-9305-180cde339c80/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:59:35,719 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2513c268-a2ce-4ec2-9305-180cde339c80/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-19 07:59:35,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:59:35,866 INFO L262 TraceCheckSpWp]: Trace formula consists of 440 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 07:59:35,872 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:59:35,991 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 573 proven. 18 refuted. 0 times theorem prover too weak. 921 trivial. 0 not checked. [2023-11-19 07:59:35,992 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 07:59:36,195 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 63 proven. 18 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2023-11-19 07:59:36,196 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:59:36,196 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1383995599] [2023-11-19 07:59:36,197 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-19 07:59:36,197 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1606222392] [2023-11-19 07:59:36,197 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1606222392] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 07:59:36,197 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-19 07:59:36,198 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2023-11-19 07:59:36,198 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1075621628] [2023-11-19 07:59:36,199 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-19 07:59:36,201 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-19 07:59:36,202 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:59:36,202 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-19 07:59:36,203 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-11-19 07:59:36,204 INFO L87 Difference]: Start difference. First operand 109 states and 162 transitions. Second operand has 8 states, 8 states have (on average 6.875) internal successors, (55), 8 states have internal predecessors, (55), 2 states have call successors, (34), 2 states have call predecessors, (34), 4 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2023-11-19 07:59:36,715 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:59:36,715 INFO L93 Difference]: Finished difference Result 328 states and 486 transitions. [2023-11-19 07:59:36,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-11-19 07:59:36,716 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.875) internal successors, (55), 8 states have internal predecessors, (55), 2 states have call successors, (34), 2 states have call predecessors, (34), 4 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) Word has length 183 [2023-11-19 07:59:36,717 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:59:36,719 INFO L225 Difference]: With dead ends: 328 [2023-11-19 07:59:36,719 INFO L226 Difference]: Without dead ends: 222 [2023-11-19 07:59:36,720 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 376 GetRequests, 357 SyntacticMatches, 2 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=112, Invalid=230, Unknown=0, NotChecked=0, Total=342 [2023-11-19 07:59:36,722 INFO L413 NwaCegarLoop]: 116 mSDtfsCounter, 473 mSDsluCounter, 284 mSDsCounter, 0 mSdLazyCounter, 213 mSolverCounterSat, 185 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 495 SdHoareTripleChecker+Valid, 400 SdHoareTripleChecker+Invalid, 398 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 185 IncrementalHoareTripleChecker+Valid, 213 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-19 07:59:36,722 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [495 Valid, 400 Invalid, 398 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [185 Valid, 213 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-19 07:59:36,723 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 222 states. [2023-11-19 07:59:36,759 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 222 to 211. [2023-11-19 07:59:36,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 211 states, 148 states have (on average 1.3581081081081081) internal successors, (201), 148 states have internal predecessors, (201), 56 states have call successors, (56), 6 states have call predecessors, (56), 6 states have return successors, (56), 56 states have call predecessors, (56), 56 states have call successors, (56) [2023-11-19 07:59:36,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 211 states and 313 transitions. [2023-11-19 07:59:36,762 INFO L78 Accepts]: Start accepts. Automaton has 211 states and 313 transitions. Word has length 183 [2023-11-19 07:59:36,763 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:59:36,763 INFO L495 AbstractCegarLoop]: Abstraction has 211 states and 313 transitions. [2023-11-19 07:59:36,763 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.875) internal successors, (55), 8 states have internal predecessors, (55), 2 states have call successors, (34), 2 states have call predecessors, (34), 4 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2023-11-19 07:59:36,764 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 313 transitions. [2023-11-19 07:59:36,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2023-11-19 07:59:36,766 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:59:36,766 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:59:36,793 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2513c268-a2ce-4ec2-9305-180cde339c80/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-11-19 07:59:36,987 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2513c268-a2ce-4ec2-9305-180cde339c80/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:59:36,987 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:59:36,988 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:59:36,988 INFO L85 PathProgramCache]: Analyzing trace with hash -1080426297, now seen corresponding path program 1 times [2023-11-19 07:59:36,988 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:59:36,988 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1341781139] [2023-11-19 07:59:36,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:59:36,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:59:37,056 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 07:59:37,066 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [970401412] [2023-11-19 07:59:37,067 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:59:37,067 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:59:37,067 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2513c268-a2ce-4ec2-9305-180cde339c80/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:59:37,068 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2513c268-a2ce-4ec2-9305-180cde339c80/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:59:37,095 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2513c268-a2ce-4ec2-9305-180cde339c80/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-19 07:59:37,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:59:37,249 INFO L262 TraceCheckSpWp]: Trace formula consists of 439 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-19 07:59:37,279 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:59:39,234 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 891 proven. 81 refuted. 0 times theorem prover too weak. 540 trivial. 0 not checked. [2023-11-19 07:59:39,235 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 07:59:43,151 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 63 proven. 18 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2023-11-19 07:59:43,151 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:59:43,152 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1341781139] [2023-11-19 07:59:43,152 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-19 07:59:43,152 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [970401412] [2023-11-19 07:59:43,152 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [970401412] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 07:59:43,152 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-19 07:59:43,152 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 8] total 16 [2023-11-19 07:59:43,153 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [486279788] [2023-11-19 07:59:43,153 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-19 07:59:43,153 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2023-11-19 07:59:43,154 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:59:43,155 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2023-11-19 07:59:43,155 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=187, Unknown=0, NotChecked=0, Total=240 [2023-11-19 07:59:43,156 INFO L87 Difference]: Start difference. First operand 211 states and 313 transitions. Second operand has 16 states, 16 states have (on average 5.625) internal successors, (90), 16 states have internal predecessors, (90), 4 states have call successors, (50), 3 states have call predecessors, (50), 6 states have return successors, (51), 4 states have call predecessors, (51), 4 states have call successors, (51) [2023-11-19 07:59:44,305 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:59:44,305 INFO L93 Difference]: Finished difference Result 456 states and 661 transitions. [2023-11-19 07:59:44,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2023-11-19 07:59:44,308 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 5.625) internal successors, (90), 16 states have internal predecessors, (90), 4 states have call successors, (50), 3 states have call predecessors, (50), 6 states have return successors, (51), 4 states have call predecessors, (51), 4 states have call successors, (51) Word has length 183 [2023-11-19 07:59:44,309 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:59:44,311 INFO L225 Difference]: With dead ends: 456 [2023-11-19 07:59:44,311 INFO L226 Difference]: Without dead ends: 248 [2023-11-19 07:59:44,313 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 390 GetRequests, 352 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 370 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=378, Invalid=1182, Unknown=0, NotChecked=0, Total=1560 [2023-11-19 07:59:44,313 INFO L413 NwaCegarLoop]: 135 mSDtfsCounter, 1007 mSDsluCounter, 620 mSDsCounter, 0 mSdLazyCounter, 541 mSolverCounterSat, 425 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1029 SdHoareTripleChecker+Valid, 755 SdHoareTripleChecker+Invalid, 966 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 425 IncrementalHoareTripleChecker+Valid, 541 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2023-11-19 07:59:44,314 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1029 Valid, 755 Invalid, 966 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [425 Valid, 541 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2023-11-19 07:59:44,315 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 248 states. [2023-11-19 07:59:44,355 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 248 to 230. [2023-11-19 07:59:44,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 230 states, 160 states have (on average 1.325) internal successors, (212), 161 states have internal predecessors, (212), 60 states have call successors, (60), 9 states have call predecessors, (60), 9 states have return successors, (60), 59 states have call predecessors, (60), 60 states have call successors, (60) [2023-11-19 07:59:44,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 230 states and 332 transitions. [2023-11-19 07:59:44,360 INFO L78 Accepts]: Start accepts. Automaton has 230 states and 332 transitions. Word has length 183 [2023-11-19 07:59:44,363 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:59:44,363 INFO L495 AbstractCegarLoop]: Abstraction has 230 states and 332 transitions. [2023-11-19 07:59:44,364 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 5.625) internal successors, (90), 16 states have internal predecessors, (90), 4 states have call successors, (50), 3 states have call predecessors, (50), 6 states have return successors, (51), 4 states have call predecessors, (51), 4 states have call successors, (51) [2023-11-19 07:59:44,364 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 332 transitions. [2023-11-19 07:59:44,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2023-11-19 07:59:44,366 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:59:44,367 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:59:44,398 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2513c268-a2ce-4ec2-9305-180cde339c80/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-11-19 07:59:44,579 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2513c268-a2ce-4ec2-9305-180cde339c80/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:59:44,580 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:59:44,580 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:59:44,580 INFO L85 PathProgramCache]: Analyzing trace with hash 638760490, now seen corresponding path program 1 times [2023-11-19 07:59:44,581 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:59:44,581 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [225304294] [2023-11-19 07:59:44,581 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:59:44,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:59:44,650 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 07:59:44,658 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1975277610] [2023-11-19 07:59:44,659 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:59:44,659 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:59:44,659 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2513c268-a2ce-4ec2-9305-180cde339c80/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:59:44,664 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2513c268-a2ce-4ec2-9305-180cde339c80/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:59:44,691 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2513c268-a2ce-4ec2-9305-180cde339c80/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-19 07:59:44,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:59:44,850 INFO L262 TraceCheckSpWp]: Trace formula consists of 443 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-19 07:59:44,854 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:59:45,051 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 599 proven. 27 refuted. 0 times theorem prover too weak. 886 trivial. 0 not checked. [2023-11-19 07:59:45,051 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 07:59:45,405 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 129 proven. 30 refuted. 0 times theorem prover too weak. 1353 trivial. 0 not checked. [2023-11-19 07:59:45,406 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:59:45,406 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [225304294] [2023-11-19 07:59:45,406 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-19 07:59:45,406 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1975277610] [2023-11-19 07:59:45,407 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1975277610] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 07:59:45,407 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-19 07:59:45,407 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 14 [2023-11-19 07:59:45,407 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1342711805] [2023-11-19 07:59:45,408 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-19 07:59:45,409 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-11-19 07:59:45,410 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:59:45,411 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-11-19 07:59:45,412 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2023-11-19 07:59:45,413 INFO L87 Difference]: Start difference. First operand 230 states and 332 transitions. Second operand has 14 states, 14 states have (on average 5.142857142857143) internal successors, (72), 14 states have internal predecessors, (72), 3 states have call successors, (34), 3 states have call predecessors, (34), 7 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) [2023-11-19 07:59:46,700 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:59:46,700 INFO L93 Difference]: Finished difference Result 614 states and 861 transitions. [2023-11-19 07:59:46,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2023-11-19 07:59:46,702 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 5.142857142857143) internal successors, (72), 14 states have internal predecessors, (72), 3 states have call successors, (34), 3 states have call predecessors, (34), 7 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) Word has length 184 [2023-11-19 07:59:46,702 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:59:46,707 INFO L225 Difference]: With dead ends: 614 [2023-11-19 07:59:46,708 INFO L226 Difference]: Without dead ends: 394 [2023-11-19 07:59:46,710 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 403 GetRequests, 356 SyntacticMatches, 2 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 661 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=578, Invalid=1584, Unknown=0, NotChecked=0, Total=2162 [2023-11-19 07:59:46,712 INFO L413 NwaCegarLoop]: 193 mSDtfsCounter, 1083 mSDsluCounter, 546 mSDsCounter, 0 mSdLazyCounter, 323 mSolverCounterSat, 684 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1105 SdHoareTripleChecker+Valid, 739 SdHoareTripleChecker+Invalid, 1007 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 684 IncrementalHoareTripleChecker+Valid, 323 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2023-11-19 07:59:46,712 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1105 Valid, 739 Invalid, 1007 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [684 Valid, 323 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2023-11-19 07:59:46,715 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 394 states. [2023-11-19 07:59:46,763 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 394 to 352. [2023-11-19 07:59:46,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 352 states, 246 states have (on average 1.3048780487804879) internal successors, (321), 247 states have internal predecessors, (321), 88 states have call successors, (88), 17 states have call predecessors, (88), 17 states have return successors, (88), 87 states have call predecessors, (88), 88 states have call successors, (88) [2023-11-19 07:59:46,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 352 states and 497 transitions. [2023-11-19 07:59:46,768 INFO L78 Accepts]: Start accepts. Automaton has 352 states and 497 transitions. Word has length 184 [2023-11-19 07:59:46,769 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:59:46,769 INFO L495 AbstractCegarLoop]: Abstraction has 352 states and 497 transitions. [2023-11-19 07:59:46,769 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 5.142857142857143) internal successors, (72), 14 states have internal predecessors, (72), 3 states have call successors, (34), 3 states have call predecessors, (34), 7 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) [2023-11-19 07:59:46,770 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 497 transitions. [2023-11-19 07:59:46,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2023-11-19 07:59:46,773 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:59:46,773 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:59:46,802 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2513c268-a2ce-4ec2-9305-180cde339c80/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2023-11-19 07:59:46,998 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2513c268-a2ce-4ec2-9305-180cde339c80/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:59:46,999 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:59:46,999 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:59:46,999 INFO L85 PathProgramCache]: Analyzing trace with hash -206879638, now seen corresponding path program 1 times [2023-11-19 07:59:47,000 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:59:47,000 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [351460590] [2023-11-19 07:59:47,000 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:59:47,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:59:47,036 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 07:59:47,037 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [863091953] [2023-11-19 07:59:47,037 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:59:47,037 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:59:47,037 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2513c268-a2ce-4ec2-9305-180cde339c80/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:59:47,038 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2513c268-a2ce-4ec2-9305-180cde339c80/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:59:47,063 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2513c268-a2ce-4ec2-9305-180cde339c80/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-11-19 07:59:47,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:59:47,229 INFO L262 TraceCheckSpWp]: Trace formula consists of 445 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-19 07:59:47,234 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:59:47,884 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2023-11-19 07:59:47,884 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:59:47,885 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:59:47,885 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [351460590] [2023-11-19 07:59:47,885 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-19 07:59:47,885 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [863091953] [2023-11-19 07:59:47,885 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [863091953] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:59:47,886 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:59:47,886 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 07:59:47,887 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1791585036] [2023-11-19 07:59:47,887 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:59:47,888 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 07:59:47,888 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:59:47,889 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 07:59:47,889 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-19 07:59:47,890 INFO L87 Difference]: Start difference. First operand 352 states and 497 transitions. Second operand has 4 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-19 07:59:48,137 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:59:48,137 INFO L93 Difference]: Finished difference Result 844 states and 1193 transitions. [2023-11-19 07:59:48,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-19 07:59:48,138 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 185 [2023-11-19 07:59:48,139 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:59:48,143 INFO L225 Difference]: With dead ends: 844 [2023-11-19 07:59:48,143 INFO L226 Difference]: Without dead ends: 502 [2023-11-19 07:59:48,145 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 185 GetRequests, 182 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-19 07:59:48,146 INFO L413 NwaCegarLoop]: 150 mSDtfsCounter, 98 mSDsluCounter, 269 mSDsCounter, 0 mSdLazyCounter, 43 mSolverCounterSat, 57 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 98 SdHoareTripleChecker+Valid, 419 SdHoareTripleChecker+Invalid, 100 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Valid, 43 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-19 07:59:48,146 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [98 Valid, 419 Invalid, 100 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [57 Valid, 43 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-19 07:59:48,148 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 502 states. [2023-11-19 07:59:48,194 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 502 to 299. [2023-11-19 07:59:48,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 299 states, 198 states have (on average 1.2676767676767677) internal successors, (251), 198 states have internal predecessors, (251), 84 states have call successors, (84), 16 states have call predecessors, (84), 16 states have return successors, (84), 84 states have call predecessors, (84), 84 states have call successors, (84) [2023-11-19 07:59:48,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 299 states and 419 transitions. [2023-11-19 07:59:48,198 INFO L78 Accepts]: Start accepts. Automaton has 299 states and 419 transitions. Word has length 185 [2023-11-19 07:59:48,199 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:59:48,199 INFO L495 AbstractCegarLoop]: Abstraction has 299 states and 419 transitions. [2023-11-19 07:59:48,199 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-19 07:59:48,199 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 419 transitions. [2023-11-19 07:59:48,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2023-11-19 07:59:48,202 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:59:48,202 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:59:48,228 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2513c268-a2ce-4ec2-9305-180cde339c80/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2023-11-19 07:59:48,423 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2513c268-a2ce-4ec2-9305-180cde339c80/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:59:48,424 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:59:48,424 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:59:48,424 INFO L85 PathProgramCache]: Analyzing trace with hash 1117654956, now seen corresponding path program 1 times [2023-11-19 07:59:48,424 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:59:48,424 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [164392570] [2023-11-19 07:59:48,425 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:59:48,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:59:48,463 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 07:59:48,463 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2047937409] [2023-11-19 07:59:48,464 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:59:48,464 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:59:48,464 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2513c268-a2ce-4ec2-9305-180cde339c80/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:59:48,465 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2513c268-a2ce-4ec2-9305-180cde339c80/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:59:48,487 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2513c268-a2ce-4ec2-9305-180cde339c80/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-11-19 07:59:48,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:59:48,647 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 07:59:48,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:59:48,865 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 07:59:48,866 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 07:59:48,867 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 07:59:48,885 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2513c268-a2ce-4ec2-9305-180cde339c80/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2023-11-19 07:59:49,076 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2513c268-a2ce-4ec2-9305-180cde339c80/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2023-11-19 07:59:49,079 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:59:49,083 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 07:59:49,200 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet4 could not be translated [2023-11-19 07:59:49,203 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short22 could not be translated [2023-11-19 07:59:49,204 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short22 could not be translated [2023-11-19 07:59:49,204 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet21 could not be translated [2023-11-19 07:59:49,204 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet21 could not be translated [2023-11-19 07:59:49,205 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short22 could not be translated [2023-11-19 07:59:49,205 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short22 could not be translated [2023-11-19 07:59:49,205 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short26 could not be translated [2023-11-19 07:59:49,205 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet21 could not be translated [2023-11-19 07:59:49,235 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 07:59:49 BoogieIcfgContainer [2023-11-19 07:59:49,235 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 07:59:49,236 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 07:59:49,236 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 07:59:49,236 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 07:59:49,237 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:59:31" (3/4) ... [2023-11-19 07:59:49,239 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 07:59:49,240 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 07:59:49,240 INFO L158 Benchmark]: Toolchain (without parser) took 19277.28ms. Allocated memory was 130.0MB in the beginning and 352.3MB in the end (delta: 222.3MB). Free memory was 95.4MB in the beginning and 167.7MB in the end (delta: -72.3MB). Peak memory consumption was 153.2MB. Max. memory is 16.1GB. [2023-11-19 07:59:49,241 INFO L158 Benchmark]: CDTParser took 0.59ms. Allocated memory is still 130.0MB. Free memory was 103.9MB in the beginning and 103.8MB in the end (delta: 178.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 07:59:49,241 INFO L158 Benchmark]: CACSL2BoogieTranslator took 461.33ms. Allocated memory is still 130.0MB. Free memory was 95.0MB in the beginning and 79.4MB in the end (delta: 15.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 07:59:49,241 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.85ms. Allocated memory is still 130.0MB. Free memory was 79.4MB in the beginning and 75.7MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 07:59:49,242 INFO L158 Benchmark]: Boogie Preprocessor took 47.22ms. Allocated memory is still 130.0MB. Free memory was 75.7MB in the beginning and 73.1MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 07:59:49,242 INFO L158 Benchmark]: RCFGBuilder took 1017.48ms. Allocated memory was 130.0MB in the beginning and 159.4MB in the end (delta: 29.4MB). Free memory was 73.1MB in the beginning and 123.6MB in the end (delta: -50.4MB). Peak memory consumption was 33.0MB. Max. memory is 16.1GB. [2023-11-19 07:59:49,243 INFO L158 Benchmark]: TraceAbstraction took 17666.74ms. Allocated memory was 159.4MB in the beginning and 352.3MB in the end (delta: 192.9MB). Free memory was 123.2MB in the beginning and 168.7MB in the end (delta: -45.5MB). Peak memory consumption was 147.4MB. Max. memory is 16.1GB. [2023-11-19 07:59:49,243 INFO L158 Benchmark]: Witness Printer took 4.11ms. Allocated memory is still 352.3MB. Free memory was 168.7MB in the beginning and 167.7MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 07:59:49,245 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.59ms. Allocated memory is still 130.0MB. Free memory was 103.9MB in the beginning and 103.8MB in the end (delta: 178.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 461.33ms. Allocated memory is still 130.0MB. Free memory was 95.0MB in the beginning and 79.4MB in the end (delta: 15.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.85ms. Allocated memory is still 130.0MB. Free memory was 79.4MB in the beginning and 75.7MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 47.22ms. Allocated memory is still 130.0MB. Free memory was 75.7MB in the beginning and 73.1MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1017.48ms. Allocated memory was 130.0MB in the beginning and 159.4MB in the end (delta: 29.4MB). Free memory was 73.1MB in the beginning and 123.6MB in the end (delta: -50.4MB). Peak memory consumption was 33.0MB. Max. memory is 16.1GB. * TraceAbstraction took 17666.74ms. Allocated memory was 159.4MB in the beginning and 352.3MB in the end (delta: 192.9MB). Free memory was 123.2MB in the beginning and 168.7MB in the end (delta: -45.5MB). Peak memory consumption was 147.4MB. Max. memory is 16.1GB. * Witness Printer took 4.11ms. Allocated memory is still 352.3MB. Free memory was 168.7MB in the beginning and 167.7MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. 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 Unfinished Backtranslation: IdentifierExpression #t~short22 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet21 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet21 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short22 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short22 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short26 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet21 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 someBinaryFLOATComparisonOperation at line 201, overapproximation of someBinaryDOUBLEComparisonOperation at line 201, overapproximation of bitwiseOr at line 201. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned long int var_1_1 = 2; [L23] unsigned char var_1_2 = 1; [L24] unsigned short int var_1_3 = 47136; [L25] unsigned short int var_1_4 = 10; [L26] unsigned long int var_1_6 = 1660677957; [L27] unsigned long int var_1_7 = 128; [L28] float var_1_9 = 9.4; [L29] float var_1_12 = 16.2; [L30] float var_1_13 = 127.9; [L31] float var_1_14 = 15.5; [L32] unsigned long int var_1_15 = 100; [L33] signed char var_1_16 = 64; [L34] float var_1_17 = 9.7; [L35] signed char var_1_18 = -64; [L36] signed char var_1_19 = -4; [L37] unsigned short int var_1_20 = 64; [L38] unsigned short int var_1_21 = 1; [L39] signed char var_1_22 = 2; [L40] unsigned long int var_1_23 = 8; [L41] unsigned char var_1_24 = 0; [L42] unsigned char var_1_25 = 0; [L43] unsigned char var_1_26 = 0; [L44] unsigned char var_1_27 = 0; [L45] unsigned char var_1_28 = 0; [L46] float last_1_var_1_9 = 9.4; [L47] float last_1_var_1_14 = 15.5; [L48] unsigned long int last_1_var_1_15 = 100; [L49] unsigned short int last_1_var_1_20 = 64; [L50] unsigned long int last_1_var_1_23 = 8; [L51] unsigned char last_1_var_1_24 = 0; VAL [isInitial=0, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=81/5, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=47136, var_1_4=10, var_1_6=1660677957, var_1_7=128, var_1_9=47/5] [L205] isInitial = 1 [L206] FCALL initially() [L207] COND TRUE 1 [L208] CALL updateLastVariables() [L193] last_1_var_1_9 = var_1_9 [L194] last_1_var_1_14 = var_1_14 [L195] last_1_var_1_15 = var_1_15 [L196] last_1_var_1_20 = var_1_20 [L197] last_1_var_1_23 = var_1_23 [L198] last_1_var_1_24 = var_1_24 VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=81/5, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=47136, var_1_4=10, var_1_6=1660677957, var_1_7=128, var_1_9=47/5] [L208] RET updateLastVariables() [L209] CALL updateVariables() [L148] var_1_2 = __VERIFIER_nondet_uchar() [L149] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=81/5, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_3=47136, var_1_4=10, var_1_6=1660677957, var_1_7=128, var_1_9=47/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=81/5, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_3=47136, var_1_4=10, var_1_6=1660677957, var_1_7=128, var_1_9=47/5] [L149] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=81/5, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_3=47136, var_1_4=10, var_1_6=1660677957, var_1_7=128, var_1_9=47/5] [L150] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=81/5, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=47136, var_1_4=10, var_1_6=1660677957, var_1_7=128, var_1_9=47/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=81/5, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=47136, var_1_4=10, var_1_6=1660677957, var_1_7=128, var_1_9=47/5] [L150] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=81/5, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=47136, var_1_4=10, var_1_6=1660677957, var_1_7=128, var_1_9=47/5] [L151] var_1_3 = __VERIFIER_nondet_ushort() [L152] CALL assume_abort_if_not(var_1_3 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=81/5, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=10, var_1_6=1660677957, var_1_7=128, var_1_9=47/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=81/5, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=10, var_1_6=1660677957, var_1_7=128, var_1_9=47/5] [L152] RET assume_abort_if_not(var_1_3 >= 32767) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=81/5, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=10, var_1_6=1660677957, var_1_7=128, var_1_9=47/5] [L153] CALL assume_abort_if_not(var_1_3 <= 65535) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=81/5, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=10, var_1_6=1660677957, var_1_7=128, var_1_9=47/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=81/5, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=10, var_1_6=1660677957, var_1_7=128, var_1_9=47/5] [L153] RET assume_abort_if_not(var_1_3 <= 65535) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=81/5, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=10, var_1_6=1660677957, var_1_7=128, var_1_9=47/5] [L154] var_1_4 = __VERIFIER_nondet_ushort() [L155] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=81/5, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=0, var_1_6=1660677957, var_1_7=128, var_1_9=47/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=81/5, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=0, var_1_6=1660677957, var_1_7=128, var_1_9=47/5] [L155] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=81/5, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=0, var_1_6=1660677957, var_1_7=128, var_1_9=47/5] [L156] CALL assume_abort_if_not(var_1_4 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=81/5, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=0, var_1_6=1660677957, var_1_7=128, var_1_9=47/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=81/5, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=0, var_1_6=1660677957, var_1_7=128, var_1_9=47/5] [L156] RET assume_abort_if_not(var_1_4 <= 32767) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=81/5, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=0, var_1_6=1660677957, var_1_7=128, var_1_9=47/5] [L157] var_1_6 = __VERIFIER_nondet_ulong() [L158] CALL assume_abort_if_not(var_1_6 >= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=81/5, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=0, var_1_6=1073741823, var_1_7=128, var_1_9=47/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=81/5, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=0, var_1_6=1073741823, var_1_7=128, var_1_9=47/5] [L158] RET assume_abort_if_not(var_1_6 >= 1073741823) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=81/5, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=0, var_1_6=1073741823, var_1_7=128, var_1_9=47/5] [L159] CALL assume_abort_if_not(var_1_6 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=81/5, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=0, var_1_6=1073741823, var_1_7=128, var_1_9=47/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=81/5, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=0, var_1_6=1073741823, var_1_7=128, var_1_9=47/5] [L159] RET assume_abort_if_not(var_1_6 <= 2147483647) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=81/5, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=0, var_1_6=1073741823, var_1_7=128, var_1_9=47/5] [L160] var_1_7 = __VERIFIER_nondet_ulong() [L161] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=81/5, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=0, var_1_6=1073741823, var_1_7=0, var_1_9=47/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=81/5, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=0, var_1_6=1073741823, var_1_7=0, var_1_9=47/5] [L161] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=81/5, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=0, var_1_6=1073741823, var_1_7=0, var_1_9=47/5] [L162] CALL assume_abort_if_not(var_1_7 <= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=81/5, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=0, var_1_6=1073741823, var_1_7=0, var_1_9=47/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=81/5, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=0, var_1_6=1073741823, var_1_7=0, var_1_9=47/5] [L162] RET assume_abort_if_not(var_1_7 <= 1073741823) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=81/5, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=0, var_1_6=1073741823, var_1_7=0, var_1_9=47/5] [L163] var_1_12 = __VERIFIER_nondet_float() [L164] CALL assume_abort_if_not((var_1_12 >= -461168.6018427382800e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 4611686.018427382800e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=2, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=0, var_1_6=1073741823, var_1_7=0, var_1_9=47/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=2, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=0, var_1_6=1073741823, var_1_7=0, var_1_9=47/5] [L164] RET assume_abort_if_not((var_1_12 >= -461168.6018427382800e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 4611686.018427382800e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=2, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=0, var_1_6=1073741823, var_1_7=0, var_1_9=47/5] [L165] var_1_13 = __VERIFIER_nondet_float() [L166] CALL assume_abort_if_not((var_1_13 >= -461168.6018427382800e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 4611686.018427382800e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=2, var_1_13=3, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=0, var_1_6=1073741823, var_1_7=0, var_1_9=47/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=2, var_1_13=3, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=0, var_1_6=1073741823, var_1_7=0, var_1_9=47/5] [L166] RET assume_abort_if_not((var_1_13 >= -461168.6018427382800e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 4611686.018427382800e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=2, var_1_13=3, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=0, var_1_6=1073741823, var_1_7=0, var_1_9=47/5] [L167] var_1_17 = __VERIFIER_nondet_float() [L168] CALL assume_abort_if_not((var_1_17 >= -922337.2036854776000e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854776000e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=2, var_1_13=3, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=4, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=0, var_1_6=1073741823, var_1_7=0, var_1_9=47/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=2, var_1_13=3, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=4, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=0, var_1_6=1073741823, var_1_7=0, var_1_9=47/5] [L168] RET assume_abort_if_not((var_1_17 >= -922337.2036854776000e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854776000e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=2, var_1_13=3, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=4, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=0, var_1_6=1073741823, var_1_7=0, var_1_9=47/5] [L169] CALL assume_abort_if_not(var_1_17 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=2, var_1_13=3, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=4, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=0, var_1_6=1073741823, var_1_7=0, var_1_9=47/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=2, var_1_13=3, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=4, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=0, var_1_6=1073741823, var_1_7=0, var_1_9=47/5] [L169] RET assume_abort_if_not(var_1_17 != 0.0F) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=2, var_1_13=3, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=4, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=0, var_1_6=1073741823, var_1_7=0, var_1_9=47/5] [L170] var_1_18 = __VERIFIER_nondet_char() [L171] CALL assume_abort_if_not(var_1_18 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=2, var_1_13=3, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=0, var_1_6=1073741823, var_1_7=0, var_1_9=47/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=2, var_1_13=3, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=0, var_1_6=1073741823, var_1_7=0, var_1_9=47/5] [L171] RET assume_abort_if_not(var_1_18 >= -127) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=2, var_1_13=3, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=0, var_1_6=1073741823, var_1_7=0, var_1_9=47/5] [L172] CALL assume_abort_if_not(var_1_18 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=2, var_1_13=3, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=0, var_1_6=1073741823, var_1_7=0, var_1_9=47/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=2, var_1_13=3, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=0, var_1_6=1073741823, var_1_7=0, var_1_9=47/5] [L172] RET assume_abort_if_not(var_1_18 <= 126) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=2, var_1_13=3, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=0, var_1_6=1073741823, var_1_7=0, var_1_9=47/5] [L173] var_1_19 = __VERIFIER_nondet_char() [L174] CALL assume_abort_if_not(var_1_19 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=2, var_1_13=3, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=0, var_1_6=1073741823, var_1_7=0, var_1_9=47/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=2, var_1_13=3, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=0, var_1_6=1073741823, var_1_7=0, var_1_9=47/5] [L174] RET assume_abort_if_not(var_1_19 >= -127) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=2, var_1_13=3, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=0, var_1_6=1073741823, var_1_7=0, var_1_9=47/5] [L175] CALL assume_abort_if_not(var_1_19 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=2, var_1_13=3, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=0, var_1_6=1073741823, var_1_7=0, var_1_9=47/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=2, var_1_13=3, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=0, var_1_6=1073741823, var_1_7=0, var_1_9=47/5] [L175] RET assume_abort_if_not(var_1_19 <= 126) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=2, var_1_13=3, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=0, var_1_6=1073741823, var_1_7=0, var_1_9=47/5] [L176] var_1_21 = __VERIFIER_nondet_ushort() [L177] CALL assume_abort_if_not(var_1_21 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=2, var_1_13=3, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=64, var_1_21=0, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=0, var_1_6=1073741823, var_1_7=0, var_1_9=47/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=2, var_1_13=3, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=64, var_1_21=0, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=0, var_1_6=1073741823, var_1_7=0, var_1_9=47/5] [L177] RET assume_abort_if_not(var_1_21 >= 0) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=2, var_1_13=3, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=64, var_1_21=0, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=0, var_1_6=1073741823, var_1_7=0, var_1_9=47/5] [L178] CALL assume_abort_if_not(var_1_21 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=2, var_1_13=3, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=64, var_1_21=0, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=0, var_1_6=1073741823, var_1_7=0, var_1_9=47/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=2, var_1_13=3, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=64, var_1_21=0, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=0, var_1_6=1073741823, var_1_7=0, var_1_9=47/5] [L178] RET assume_abort_if_not(var_1_21 <= 32767) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=2, var_1_13=3, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=64, var_1_21=0, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=0, var_1_6=1073741823, var_1_7=0, var_1_9=47/5] [L179] var_1_25 = __VERIFIER_nondet_uchar() [L180] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=2, var_1_13=3, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=64, var_1_21=0, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=0, var_1_6=1073741823, var_1_7=0, var_1_9=47/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=2, var_1_13=3, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=64, var_1_21=0, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=0, var_1_6=1073741823, var_1_7=0, var_1_9=47/5] [L180] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=2, var_1_13=3, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=64, var_1_21=0, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=0, var_1_6=1073741823, var_1_7=0, var_1_9=47/5] [L181] CALL assume_abort_if_not(var_1_25 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=2, var_1_13=3, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=64, var_1_21=0, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=0, var_1_6=1073741823, var_1_7=0, var_1_9=47/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=2, var_1_13=3, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=64, var_1_21=0, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=0, var_1_6=1073741823, var_1_7=0, var_1_9=47/5] [L181] RET assume_abort_if_not(var_1_25 <= 0) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=2, var_1_13=3, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=64, var_1_21=0, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=0, var_1_6=1073741823, var_1_7=0, var_1_9=47/5] [L182] var_1_26 = __VERIFIER_nondet_uchar() [L183] CALL assume_abort_if_not(var_1_26 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=2, var_1_13=3, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=64, var_1_21=0, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=0, var_1_6=1073741823, var_1_7=0, var_1_9=47/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=2, var_1_13=3, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=64, var_1_21=0, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=0, var_1_6=1073741823, var_1_7=0, var_1_9=47/5] [L183] RET assume_abort_if_not(var_1_26 >= 0) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=2, var_1_13=3, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=64, var_1_21=0, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=0, var_1_6=1073741823, var_1_7=0, var_1_9=47/5] [L184] CALL assume_abort_if_not(var_1_26 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=2, var_1_13=3, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=64, var_1_21=0, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=0, var_1_6=1073741823, var_1_7=0, var_1_9=47/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=2, var_1_13=3, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=64, var_1_21=0, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=0, var_1_6=1073741823, var_1_7=0, var_1_9=47/5] [L184] RET assume_abort_if_not(var_1_26 <= 0) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=2, var_1_13=3, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=64, var_1_21=0, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=0, var_1_6=1073741823, var_1_7=0, var_1_9=47/5] [L185] var_1_27 = __VERIFIER_nondet_uchar() [L186] CALL assume_abort_if_not(var_1_27 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=2, var_1_13=3, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=64, var_1_21=0, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=0, var_1_6=1073741823, var_1_7=0, var_1_9=47/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=2, var_1_13=3, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=64, var_1_21=0, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=0, var_1_6=1073741823, var_1_7=0, var_1_9=47/5] [L186] RET assume_abort_if_not(var_1_27 >= 0) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=2, var_1_13=3, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=64, var_1_21=0, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=0, var_1_6=1073741823, var_1_7=0, var_1_9=47/5] [L187] CALL assume_abort_if_not(var_1_27 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=2, var_1_13=3, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=64, var_1_21=0, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=0, var_1_6=1073741823, var_1_7=0, var_1_9=47/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=2, var_1_13=3, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=64, var_1_21=0, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=0, var_1_6=1073741823, var_1_7=0, var_1_9=47/5] [L187] RET assume_abort_if_not(var_1_27 <= 0) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=2, var_1_13=3, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=64, var_1_21=0, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=0, var_1_6=1073741823, var_1_7=0, var_1_9=47/5] [L188] var_1_28 = __VERIFIER_nondet_uchar() [L189] CALL assume_abort_if_not(var_1_28 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=2, var_1_13=3, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=64, var_1_21=0, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_2=1, var_1_3=32767, var_1_4=0, var_1_6=1073741823, var_1_7=0, var_1_9=47/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=2, var_1_13=3, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=64, var_1_21=0, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_2=1, var_1_3=32767, var_1_4=0, var_1_6=1073741823, var_1_7=0, var_1_9=47/5] [L189] RET assume_abort_if_not(var_1_28 >= 1) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=2, var_1_13=3, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=64, var_1_21=0, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_2=1, var_1_3=32767, var_1_4=0, var_1_6=1073741823, var_1_7=0, var_1_9=47/5] [L190] CALL assume_abort_if_not(var_1_28 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=2, var_1_13=3, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=64, var_1_21=0, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_2=1, var_1_3=32767, var_1_4=0, var_1_6=1073741823, var_1_7=0, var_1_9=47/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=2, var_1_13=3, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=64, var_1_21=0, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_2=1, var_1_3=32767, var_1_4=0, var_1_6=1073741823, var_1_7=0, var_1_9=47/5] [L190] RET assume_abort_if_not(var_1_28 <= 1) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=2, var_1_13=3, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=64, var_1_21=0, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_2=1, var_1_3=32767, var_1_4=0, var_1_6=1073741823, var_1_7=0, var_1_9=47/5] [L209] RET updateVariables() [L210] CALL step() [L55] COND TRUE last_1_var_1_14 >= (var_1_13 * last_1_var_1_9) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=2, var_1_13=3, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=64, var_1_21=0, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_2=1, var_1_3=32767, var_1_4=0, var_1_6=1073741823, var_1_7=0, var_1_9=47/5] [L56] COND TRUE \read(var_1_2) [L57] var_1_24 = var_1_25 VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=2, var_1_13=3, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=64, var_1_21=0, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_2=1, var_1_3=32767, var_1_4=0, var_1_6=1073741823, var_1_7=0, var_1_9=47/5] [L70] unsigned long int stepLocal_0 = var_1_6 * last_1_var_1_23; VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, stepLocal_0=4294967288, var_1_12=2, var_1_13=3, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=64, var_1_21=0, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_2=1, var_1_3=32767, var_1_4=0, var_1_6=1073741823, var_1_7=0, var_1_9=47/5] [L71] COND FALSE !(\read(last_1_var_1_24)) [L78] var_1_20 = var_1_21 VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, stepLocal_0=4294967288, var_1_12=2, var_1_13=3, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=0, var_1_21=0, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_2=1, var_1_3=32767, var_1_4=0, var_1_6=1073741823, var_1_7=0, var_1_9=47/5] [L80] EXPR var_1_6 | ((((64u) < 0 ) ? -(64u) : (64u))) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, stepLocal_0=4294967288, var_1_12=2, var_1_13=3, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=0, var_1_21=0, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_2=1, var_1_3=32767, var_1_4=0, var_1_6=1073741823, var_1_7=0, var_1_9=47/5] [L80] COND FALSE !(last_1_var_1_15 >= (var_1_6 | ((((64u) < 0 ) ? -(64u) : (64u))))) [L87] var_1_14 = var_1_12 VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, stepLocal_0=4294967288, var_1_12=2, var_1_13=3, var_1_14=2, var_1_15=100, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=0, var_1_21=0, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_2=1, var_1_3=32767, var_1_4=0, var_1_6=1073741823, var_1_7=0, var_1_9=47/5] [L89] COND FALSE !(var_1_24 && (var_1_20 < (3349670375u - var_1_4))) [L96] var_1_15 = var_1_20 VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, stepLocal_0=4294967288, var_1_12=2, var_1_13=3, var_1_14=2, var_1_15=0, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=0, var_1_21=0, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_2=1, var_1_3=32767, var_1_4=0, var_1_6=1073741823, var_1_7=0, var_1_9=47/5] [L98] COND FALSE !((256.2 * var_1_14) < var_1_14) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, stepLocal_0=4294967288, var_1_12=2, var_1_13=3, var_1_14=2, var_1_15=0, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=0, var_1_21=0, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_2=1, var_1_3=32767, var_1_4=0, var_1_6=1073741823, var_1_7=0, var_1_9=47/5] [L103] unsigned short int stepLocal_3 = var_1_21; VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, stepLocal_0=4294967288, stepLocal_3=0, var_1_12=2, var_1_13=3, var_1_14=2, var_1_15=0, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=0, var_1_21=0, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_2=1, var_1_3=32767, var_1_4=0, var_1_6=1073741823, var_1_7=0, var_1_9=47/5] [L104] COND TRUE var_1_14 < (9999.6f + var_1_12) [L105] var_1_23 = var_1_20 VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, stepLocal_0=4294967288, stepLocal_3=0, var_1_12=2, var_1_13=3, var_1_14=2, var_1_15=0, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=0, var_1_21=0, var_1_22=2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_2=1, var_1_3=32767, var_1_4=0, var_1_6=1073741823, var_1_7=0, var_1_9=47/5] [L117] COND FALSE !(var_1_24 && ((var_1_3 - var_1_4) <= var_1_23)) [L120] var_1_1 = var_1_4 VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, stepLocal_0=4294967288, stepLocal_3=0, var_1_12=2, var_1_13=3, var_1_14=2, var_1_15=0, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_2=1, var_1_3=32767, var_1_4=0, var_1_6=1073741823, var_1_7=0, var_1_9=47/5] [L122] COND FALSE !(var_1_13 >= var_1_14) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, stepLocal_0=4294967288, stepLocal_3=0, var_1_12=2, var_1_13=3, var_1_14=2, var_1_15=0, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_2=1, var_1_3=32767, var_1_4=0, var_1_6=1073741823, var_1_7=0, var_1_9=47/5] [L131] signed char stepLocal_2 = var_1_19; [L132] unsigned long int stepLocal_1 = var_1_6; VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, stepLocal_0=4294967288, stepLocal_1=1073741823, stepLocal_2=0, stepLocal_3=0, var_1_12=2, var_1_13=3, var_1_14=2, var_1_15=0, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_2=1, var_1_3=32767, var_1_4=0, var_1_6=1073741823, var_1_7=0, var_1_9=47/5] [L133] COND TRUE var_1_12 <= var_1_14 [L134] var_1_22 = var_1_19 VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, stepLocal_0=4294967288, stepLocal_1=1073741823, stepLocal_2=0, stepLocal_3=0, var_1_12=2, var_1_13=3, var_1_14=2, var_1_15=0, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_2=1, var_1_3=32767, var_1_4=0, var_1_6=1073741823, var_1_7=0, var_1_9=47/5] [L210] RET step() [L211] CALL, EXPR property() [L201] EXPR (((var_1_24 && ((var_1_3 - var_1_4) <= var_1_23)) ? (var_1_1 == ((unsigned long int) ((((((var_1_3 + var_1_4)) > ((var_1_6 - var_1_20))) ? ((var_1_3 + var_1_4)) : ((var_1_6 - var_1_20)))) + var_1_20))) : (var_1_1 == ((unsigned long int) var_1_4))) && (((256.2 * var_1_14) < var_1_14) ? (var_1_24 ? (var_1_9 == ((float) (var_1_12 + var_1_13))) : 1) : 1)) && ((last_1_var_1_15 >= (var_1_6 | ((((64u) < 0 ) ? -(64u) : (64u))))) ? (((8 + 5) < var_1_6) ? (var_1_14 == ((float) var_1_13)) : (var_1_14 == ((float) var_1_13))) : (var_1_14 == ((float) var_1_12))) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=2, var_1_13=3, var_1_14=2, var_1_15=0, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_2=1, var_1_3=32767, var_1_4=0, var_1_6=1073741823, var_1_7=0, var_1_9=47/5] [L201] EXPR var_1_6 | ((((64u) < 0 ) ? -(64u) : (64u))) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=2, var_1_13=3, var_1_14=2, var_1_15=0, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_2=1, var_1_3=32767, var_1_4=0, var_1_6=1073741823, var_1_7=0, var_1_9=47/5] [L201] EXPR (((var_1_24 && ((var_1_3 - var_1_4) <= var_1_23)) ? (var_1_1 == ((unsigned long int) ((((((var_1_3 + var_1_4)) > ((var_1_6 - var_1_20))) ? ((var_1_3 + var_1_4)) : ((var_1_6 - var_1_20)))) + var_1_20))) : (var_1_1 == ((unsigned long int) var_1_4))) && (((256.2 * var_1_14) < var_1_14) ? (var_1_24 ? (var_1_9 == ((float) (var_1_12 + var_1_13))) : 1) : 1)) && ((last_1_var_1_15 >= (var_1_6 | ((((64u) < 0 ) ? -(64u) : (64u))))) ? (((8 + 5) < var_1_6) ? (var_1_14 == ((float) var_1_13)) : (var_1_14 == ((float) var_1_13))) : (var_1_14 == ((float) var_1_12))) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=2, var_1_13=3, var_1_14=2, var_1_15=0, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_2=1, var_1_3=32767, var_1_4=0, var_1_6=1073741823, var_1_7=0, var_1_9=47/5] [L201] EXPR ((((((((var_1_24 && ((var_1_3 - var_1_4) <= var_1_23)) ? (var_1_1 == ((unsigned long int) ((((((var_1_3 + var_1_4)) > ((var_1_6 - var_1_20))) ? ((var_1_3 + var_1_4)) : ((var_1_6 - var_1_20)))) + var_1_20))) : (var_1_1 == ((unsigned long int) var_1_4))) && (((256.2 * var_1_14) < var_1_14) ? (var_1_24 ? (var_1_9 == ((float) (var_1_12 + var_1_13))) : 1) : 1)) && ((last_1_var_1_15 >= (var_1_6 | ((((64u) < 0 ) ? -(64u) : (64u))))) ? (((8 + 5) < var_1_6) ? (var_1_14 == ((float) var_1_13)) : (var_1_14 == ((float) var_1_13))) : (var_1_14 == ((float) var_1_12)))) && ((var_1_24 && (var_1_20 < (3349670375u - var_1_4))) ? ((var_1_3 > var_1_4) ? (var_1_15 == ((unsigned long int) (4063422496u - 64u))) : (var_1_15 == ((unsigned long int) var_1_20))) : (var_1_15 == ((unsigned long int) var_1_20)))) && ((var_1_13 >= var_1_14) ? ((((- var_1_9) * (var_1_14 * var_1_13)) < var_1_12) ? (((- var_1_14) <= (((((var_1_9) > (4.375f)) ? (var_1_9) : (4.375f))) * (var_1_9 / var_1_17))) ? (var_1_16 == ((signed char) ((((var_1_18) < (var_1_19)) ? (var_1_18) : (var_1_19))))) : (var_1_16 == ((signed char) 1))) : 1) : 1)) && (last_1_var_1_24 ? (((var_1_6 * last_1_var_1_23) < var_1_7) ? (var_1_20 == ((unsigned short int) (var_1_4 + var_1_21))) : (var_1_20 == ((unsigned short int) var_1_4))) : (var_1_20 == ((unsigned short int) var_1_21)))) && ((var_1_12 <= var_1_14) ? (var_1_22 == ((signed char) var_1_19)) : (((((((var_1_3 * var_1_16)) < (var_1_20)) ? ((var_1_3 * var_1_16)) : (var_1_20))) > var_1_6) ? ((var_1_19 <= var_1_6) ? (var_1_22 == ((signed char) var_1_18)) : (var_1_22 == ((signed char) var_1_19))) : (var_1_22 == ((signed char) var_1_18))))) && ((var_1_14 < (9999.6f + var_1_12)) ? (var_1_23 == ((unsigned long int) var_1_20)) : ((var_1_14 <= (- (- var_1_14))) ? ((var_1_21 != (- (last_1_var_1_23 & var_1_20))) ? (var_1_23 == ((unsigned long int) var_1_20)) : (var_1_23 == ((unsigned long int) var_1_20))) : (var_1_23 == ((unsigned long int) var_1_3)))) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=2, var_1_13=3, var_1_14=2, var_1_15=0, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_2=1, var_1_3=32767, var_1_4=0, var_1_6=1073741823, var_1_7=0, var_1_9=47/5] [L201-L202] return (((((((((var_1_24 && ((var_1_3 - var_1_4) <= var_1_23)) ? (var_1_1 == ((unsigned long int) ((((((var_1_3 + var_1_4)) > ((var_1_6 - var_1_20))) ? ((var_1_3 + var_1_4)) : ((var_1_6 - var_1_20)))) + var_1_20))) : (var_1_1 == ((unsigned long int) var_1_4))) && (((256.2 * var_1_14) < var_1_14) ? (var_1_24 ? (var_1_9 == ((float) (var_1_12 + var_1_13))) : 1) : 1)) && ((last_1_var_1_15 >= (var_1_6 | ((((64u) < 0 ) ? -(64u) : (64u))))) ? (((8 + 5) < var_1_6) ? (var_1_14 == ((float) var_1_13)) : (var_1_14 == ((float) var_1_13))) : (var_1_14 == ((float) var_1_12)))) && ((var_1_24 && (var_1_20 < (3349670375u - var_1_4))) ? ((var_1_3 > var_1_4) ? (var_1_15 == ((unsigned long int) (4063422496u - 64u))) : (var_1_15 == ((unsigned long int) var_1_20))) : (var_1_15 == ((unsigned long int) var_1_20)))) && ((var_1_13 >= var_1_14) ? ((((- var_1_9) * (var_1_14 * var_1_13)) < var_1_12) ? (((- var_1_14) <= (((((var_1_9) > (4.375f)) ? (var_1_9) : (4.375f))) * (var_1_9 / var_1_17))) ? (var_1_16 == ((signed char) ((((var_1_18) < (var_1_19)) ? (var_1_18) : (var_1_19))))) : (var_1_16 == ((signed char) 1))) : 1) : 1)) && (last_1_var_1_24 ? (((var_1_6 * last_1_var_1_23) < var_1_7) ? (var_1_20 == ((unsigned short int) (var_1_4 + var_1_21))) : (var_1_20 == ((unsigned short int) var_1_4))) : (var_1_20 == ((unsigned short int) var_1_21)))) && ((var_1_12 <= var_1_14) ? (var_1_22 == ((signed char) var_1_19)) : (((((((var_1_3 * var_1_16)) < (var_1_20)) ? ((var_1_3 * var_1_16)) : (var_1_20))) > var_1_6) ? ((var_1_19 <= var_1_6) ? (var_1_22 == ((signed char) var_1_18)) : (var_1_22 == ((signed char) var_1_19))) : (var_1_22 == ((signed char) var_1_18))))) && ((var_1_14 < (9999.6f + var_1_12)) ? (var_1_23 == ((unsigned long int) var_1_20)) : ((var_1_14 <= (- (- var_1_14))) ? ((var_1_21 != (- (last_1_var_1_23 & var_1_20))) ? (var_1_23 == ((unsigned long int) var_1_20)) : (var_1_23 == ((unsigned long int) var_1_20))) : (var_1_23 == ((unsigned long int) var_1_3))))) && ((last_1_var_1_14 >= (var_1_13 * last_1_var_1_9)) ? (var_1_2 ? (var_1_24 == ((unsigned char) var_1_25)) : (var_1_24 == ((unsigned char) (var_1_25 || var_1_26)))) : (var_1_25 ? (var_1_24 == ((unsigned char) (var_1_26 && var_1_27))) : ((last_1_var_1_15 == last_1_var_1_20) ? (var_1_24 == ((unsigned char) var_1_28)) : 1))) ; [L211] RET, EXPR property() [L211] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=2, var_1_13=3, var_1_14=2, var_1_15=0, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_2=1, var_1_3=32767, var_1_4=0, var_1_6=1073741823, var_1_7=0, var_1_9=47/5] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=2, var_1_13=3, var_1_14=2, var_1_15=0, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_2=1, var_1_3=32767, var_1_4=0, var_1_6=1073741823, var_1_7=0, var_1_9=47/5] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 105 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 17.4s, OverallIterations: 8, TraceHistogramMax: 28, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 4.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 3213 SdHoareTripleChecker+Valid, 2.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3121 mSDsluCounter, 3066 SdHoareTripleChecker+Invalid, 2.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2076 mSDsCounter, 1433 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1454 IncrementalHoareTripleChecker+Invalid, 2887 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1433 mSolverCounterUnsat, 990 mSDtfsCounter, 1454 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2269 GetRequests, 2142 SyntacticMatches, 5 SemanticMatches, 122 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1092 ImplicationChecksByTransitivity, 1.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=352occurred in iteration=6, InterpolantAutomatonStates: 113, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 7 MinimizatonAttempts, 280 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 8.9s InterpolantComputationTime, 1650 NumberOfCodeBlocks, 1650 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 2185 ConstructedInterpolants, 0 QuantifiedInterpolants, 6296 SizeOfPredicates, 27 NumberOfNonLiveVariables, 3083 ConjunctsInSsa, 60 ConjunctsInUnsatCore, 12 InterpolantComputations, 2 PerfectInterpolantSequences, 17790/18144 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 [2023-11-19 07:59:49,294 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2513c268-a2ce-4ec2-9305-180cde339c80/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2513c268-a2ce-4ec2-9305-180cde339c80/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2513c268-a2ce-4ec2-9305-180cde339c80/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2513c268-a2ce-4ec2-9305-180cde339c80/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2513c268-a2ce-4ec2-9305-180cde339c80/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-69.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2513c268-a2ce-4ec2-9305-180cde339c80/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2513c268-a2ce-4ec2-9305-180cde339c80/bin/uautomizer-verify-uCwYo4JHxu --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 db91e7c1347e4f784e0317d545c9cd2de6687960c1deff88b6b9b7847a27b87e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:59:51,842 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:59:51,918 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2513c268-a2ce-4ec2-9305-180cde339c80/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-19 07:59:51,924 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:59:51,925 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:59:51,953 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:59:51,954 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:59:51,955 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:59:51,956 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 07:59:51,956 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 07:59:51,957 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:59:51,958 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:59:51,959 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:59:51,960 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:59:51,960 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 07:59:51,961 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 07:59:51,962 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 07:59:51,962 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:59:51,963 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 07:59:51,964 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 07:59:51,964 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 07:59:51,965 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 07:59:51,966 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 07:59:51,966 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 07:59:51,967 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 07:59:51,968 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 07:59:51,968 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:59:51,969 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:59:51,969 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:59:51,970 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 07:59:51,971 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:59:51,971 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:59:51,972 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 07:59:51,972 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 07:59:51,973 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-19 07:59:51,974 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 07:59:51,974 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 07:59:51,975 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 07:59:51,975 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 07:59:51,976 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 07:59:51,977 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-19 07:59:51,977 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 07:59:51,978 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_2513c268-a2ce-4ec2-9305-180cde339c80/bin/uautomizer-verify-uCwYo4JHxu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2513c268-a2ce-4ec2-9305-180cde339c80/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> db91e7c1347e4f784e0317d545c9cd2de6687960c1deff88b6b9b7847a27b87e [2023-11-19 07:59:52,485 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:59:52,518 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:59:52,521 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:59:52,524 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:59:52,525 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:59:52,526 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2513c268-a2ce-4ec2-9305-180cde339c80/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-69.i [2023-11-19 07:59:55,649 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:59:55,990 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:59:55,992 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2513c268-a2ce-4ec2-9305-180cde339c80/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-69.i [2023-11-19 07:59:56,006 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2513c268-a2ce-4ec2-9305-180cde339c80/bin/uautomizer-verify-uCwYo4JHxu/data/ac17d4a06/258d750059704ccc800ad558b22b4651/FLAGac85e9bab [2023-11-19 07:59:56,026 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2513c268-a2ce-4ec2-9305-180cde339c80/bin/uautomizer-verify-uCwYo4JHxu/data/ac17d4a06/258d750059704ccc800ad558b22b4651 [2023-11-19 07:59:56,035 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:59:56,038 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:59:56,042 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:59:56,042 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:59:56,047 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:59:56,048 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:59:56" (1/1) ... [2023-11-19 07:59:56,049 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@399e6993 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:59:56, skipping insertion in model container [2023-11-19 07:59:56,050 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:59:56" (1/1) ... [2023-11-19 07:59:56,105 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:59:56,291 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_2513c268-a2ce-4ec2-9305-180cde339c80/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-69.i[916,929] [2023-11-19 07:59:56,362 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:59:56,383 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 07:59:56,404 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_2513c268-a2ce-4ec2-9305-180cde339c80/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-69.i[916,929] [2023-11-19 07:59:56,480 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:59:56,506 INFO L206 MainTranslator]: Completed translation [2023-11-19 07:59:56,506 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:59:56 WrapperNode [2023-11-19 07:59:56,507 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:59:56,508 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 07:59:56,509 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 07:59:56,509 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 07:59:56,517 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:59:56" (1/1) ... [2023-11-19 07:59:56,545 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:59:56" (1/1) ... [2023-11-19 07:59:56,615 INFO L138 Inliner]: procedures = 27, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 195 [2023-11-19 07:59:56,615 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 07:59:56,616 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 07:59:56,616 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 07:59:56,616 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 07:59:56,626 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:59:56" (1/1) ... [2023-11-19 07:59:56,626 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:59:56" (1/1) ... [2023-11-19 07:59:56,649 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:59:56" (1/1) ... [2023-11-19 07:59:56,649 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:59:56" (1/1) ... [2023-11-19 07:59:56,663 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:59:56" (1/1) ... [2023-11-19 07:59:56,686 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:59:56" (1/1) ... [2023-11-19 07:59:56,690 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:59:56" (1/1) ... [2023-11-19 07:59:56,703 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:59:56" (1/1) ... [2023-11-19 07:59:56,709 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 07:59:56,719 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 07:59:56,719 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 07:59:56,719 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 07:59:56,720 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:59:56" (1/1) ... [2023-11-19 07:59:56,727 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:59:56,740 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2513c268-a2ce-4ec2-9305-180cde339c80/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:59:56,753 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2513c268-a2ce-4ec2-9305-180cde339c80/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 07:59:56,794 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2513c268-a2ce-4ec2-9305-180cde339c80/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 07:59:56,805 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 07:59:56,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 07:59:56,806 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 07:59:56,806 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 07:59:56,807 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 07:59:56,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 07:59:56,962 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 07:59:56,965 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 08:00:07,762 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 08:00:07,772 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 08:00:07,773 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 08:00:07,777 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:00:07 BoogieIcfgContainer [2023-11-19 08:00:07,777 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 08:00:07,780 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 08:00:07,781 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 08:00:07,784 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 08:00:07,784 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:59:56" (1/3) ... [2023-11-19 08:00:07,785 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a9f48a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 08:00:07, skipping insertion in model container [2023-11-19 08:00:07,786 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:59:56" (2/3) ... [2023-11-19 08:00:07,786 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a9f48a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 08:00:07, skipping insertion in model container [2023-11-19 08:00:07,786 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:00:07" (3/3) ... [2023-11-19 08:00:07,788 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-69.i [2023-11-19 08:00:07,806 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 08:00:07,806 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 08:00:07,857 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 08:00:07,864 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;@518474f5, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 08:00:07,865 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 08:00:07,869 INFO L276 IsEmpty]: Start isEmpty. Operand has 87 states, 56 states have (on average 1.4821428571428572) internal successors, (83), 57 states have internal predecessors, (83), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-19 08:00:07,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2023-11-19 08:00:07,885 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 08:00:07,886 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 08:00:07,887 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 08:00:07,891 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:00:07,892 INFO L85 PathProgramCache]: Analyzing trace with hash 1063871195, now seen corresponding path program 1 times [2023-11-19 08:00:07,905 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 08:00:07,905 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [653420710] [2023-11-19 08:00:07,906 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:00:07,906 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 [2023-11-19 08:00:07,907 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2513c268-a2ce-4ec2-9305-180cde339c80/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 08:00:07,910 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2513c268-a2ce-4ec2-9305-180cde339c80/bin/uautomizer-verify-uCwYo4JHxu/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) [2023-11-19 08:00:07,945 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2513c268-a2ce-4ec2-9305-180cde339c80/bin/uautomizer-verify-uCwYo4JHxu/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 [2023-11-19 08:00:08,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:08,909 INFO L262 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 08:00:08,929 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 08:00:08,990 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 614 proven. 0 refuted. 0 times theorem prover too weak. 898 trivial. 0 not checked. [2023-11-19 08:00:08,992 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 08:00:08,993 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-19 08:00:08,994 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [653420710] [2023-11-19 08:00:08,994 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [653420710] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 08:00:08,995 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 08:00:08,995 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 08:00:08,997 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1168891338] [2023-11-19 08:00:09,000 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 08:00:09,007 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 08:00:09,007 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-19 08:00:09,039 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 08:00:09,039 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 08:00:09,041 INFO L87 Difference]: Start difference. First operand has 87 states, 56 states have (on average 1.4821428571428572) internal successors, (83), 57 states have internal predecessors, (83), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) Second operand has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2023-11-19 08:00:09,079 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 08:00:09,084 INFO L93 Difference]: Finished difference Result 167 states and 300 transitions. [2023-11-19 08:00:09,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 08:00:09,086 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 177 [2023-11-19 08:00:09,087 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 08:00:09,098 INFO L225 Difference]: With dead ends: 167 [2023-11-19 08:00:09,099 INFO L226 Difference]: Without dead ends: 83 [2023-11-19 08:00:09,104 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 176 GetRequests, 176 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 08:00:09,111 INFO L413 NwaCegarLoop]: 132 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 132 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 08:00:09,113 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 132 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 08:00:09,131 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2023-11-19 08:00:09,180 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 83. [2023-11-19 08:00:09,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 83 states, 53 states have (on average 1.4339622641509433) internal successors, (76), 53 states have internal predecessors, (76), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-19 08:00:09,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 132 transitions. [2023-11-19 08:00:09,196 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 132 transitions. Word has length 177 [2023-11-19 08:00:09,196 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 08:00:09,197 INFO L495 AbstractCegarLoop]: Abstraction has 83 states and 132 transitions. [2023-11-19 08:00:09,197 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2023-11-19 08:00:09,198 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 132 transitions. [2023-11-19 08:00:09,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2023-11-19 08:00:09,204 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 08:00:09,204 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 08:00:09,220 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2513c268-a2ce-4ec2-9305-180cde339c80/bin/uautomizer-verify-uCwYo4JHxu/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 [2023-11-19 08:00:09,405 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2513c268-a2ce-4ec2-9305-180cde339c80/bin/uautomizer-verify-uCwYo4JHxu/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 [2023-11-19 08:00:09,406 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 08:00:09,407 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:00:09,407 INFO L85 PathProgramCache]: Analyzing trace with hash -112237409, now seen corresponding path program 1 times [2023-11-19 08:00:09,408 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 08:00:09,408 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [336370306] [2023-11-19 08:00:09,409 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:00:09,409 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 [2023-11-19 08:00:09,409 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2513c268-a2ce-4ec2-9305-180cde339c80/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 08:00:09,411 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2513c268-a2ce-4ec2-9305-180cde339c80/bin/uautomizer-verify-uCwYo4JHxu/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) [2023-11-19 08:00:09,420 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2513c268-a2ce-4ec2-9305-180cde339c80/bin/uautomizer-verify-uCwYo4JHxu/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 [2023-11-19 08:00:10,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:10,322 INFO L262 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 08:00:10,333 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 08:00:11,153 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 573 proven. 18 refuted. 0 times theorem prover too weak. 921 trivial. 0 not checked. [2023-11-19 08:00:11,154 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 08:00:11,954 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 63 proven. 18 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2023-11-19 08:00:11,954 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-19 08:00:11,954 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [336370306] [2023-11-19 08:00:11,955 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [336370306] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 08:00:11,955 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-19 08:00:11,955 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2023-11-19 08:00:11,956 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [259211681] [2023-11-19 08:00:11,956 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-19 08:00:11,958 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-19 08:00:11,959 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-19 08:00:11,960 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-19 08:00:11,960 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-11-19 08:00:11,961 INFO L87 Difference]: Start difference. First operand 83 states and 132 transitions. Second operand has 7 states, 7 states have (on average 7.0) internal successors, (49), 7 states have internal predecessors, (49), 2 states have call successors, (34), 2 states have call predecessors, (34), 4 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2023-11-19 08:00:15,846 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 08:00:17,848 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 08:00:19,856 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 08:00:19,862 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 08:00:19,862 INFO L93 Difference]: Finished difference Result 171 states and 268 transitions. [2023-11-19 08:00:19,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-19 08:00:19,940 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.0) internal successors, (49), 7 states have internal predecessors, (49), 2 states have call successors, (34), 2 states have call predecessors, (34), 4 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) Word has length 177 [2023-11-19 08:00:19,941 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 08:00:19,943 INFO L225 Difference]: With dead ends: 171 [2023-11-19 08:00:19,943 INFO L226 Difference]: Without dead ends: 91 [2023-11-19 08:00:19,945 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 356 GetRequests, 346 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2023-11-19 08:00:19,947 INFO L413 NwaCegarLoop]: 97 mSDtfsCounter, 159 mSDsluCounter, 136 mSDsCounter, 0 mSdLazyCounter, 152 mSolverCounterSat, 51 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 179 SdHoareTripleChecker+Valid, 233 SdHoareTripleChecker+Invalid, 206 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 51 IncrementalHoareTripleChecker+Valid, 152 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.6s IncrementalHoareTripleChecker+Time [2023-11-19 08:00:19,947 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [179 Valid, 233 Invalid, 206 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [51 Valid, 152 Invalid, 3 Unknown, 0 Unchecked, 7.6s Time] [2023-11-19 08:00:19,949 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2023-11-19 08:00:19,974 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 87. [2023-11-19 08:00:19,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87 states, 56 states have (on average 1.3928571428571428) internal successors, (78), 56 states have internal predecessors, (78), 28 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-19 08:00:19,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 134 transitions. [2023-11-19 08:00:19,980 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 134 transitions. Word has length 177 [2023-11-19 08:00:19,984 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 08:00:19,984 INFO L495 AbstractCegarLoop]: Abstraction has 87 states and 134 transitions. [2023-11-19 08:00:19,985 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.0) internal successors, (49), 7 states have internal predecessors, (49), 2 states have call successors, (34), 2 states have call predecessors, (34), 4 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2023-11-19 08:00:19,985 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 134 transitions. [2023-11-19 08:00:19,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2023-11-19 08:00:19,992 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 08:00:19,993 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 08:00:20,017 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2513c268-a2ce-4ec2-9305-180cde339c80/bin/uautomizer-verify-uCwYo4JHxu/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 [2023-11-19 08:00:20,211 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2513c268-a2ce-4ec2-9305-180cde339c80/bin/uautomizer-verify-uCwYo4JHxu/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 [2023-11-19 08:00:20,212 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 08:00:20,212 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:00:20,213 INFO L85 PathProgramCache]: Analyzing trace with hash 1735493023, now seen corresponding path program 1 times [2023-11-19 08:00:20,214 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 08:00:20,214 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1560127652] [2023-11-19 08:00:20,214 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:00:20,214 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 [2023-11-19 08:00:20,214 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2513c268-a2ce-4ec2-9305-180cde339c80/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 08:00:20,216 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2513c268-a2ce-4ec2-9305-180cde339c80/bin/uautomizer-verify-uCwYo4JHxu/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) [2023-11-19 08:00:20,218 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2513c268-a2ce-4ec2-9305-180cde339c80/bin/uautomizer-verify-uCwYo4JHxu/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 [2023-11-19 08:00:21,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:21,128 INFO L262 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 08:00:21,135 INFO L285 TraceCheckSpWp]: Computing forward predicates...