./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-58.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e7bb482b 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_a1d349c2-a743-4127-9948-ff4681793538/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d349c2-a743-4127-9948-ff4681793538/bin/uautomizer-verify-WvqO1wxjHP/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d349c2-a743-4127-9948-ff4681793538/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d349c2-a743-4127-9948-ff4681793538/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-58.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d349c2-a743-4127-9948-ff4681793538/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d349c2-a743-4127-9948-ff4681793538/bin/uautomizer-verify-WvqO1wxjHP --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8a3d5248cdb0c5ee4314312c0de325682ff374a2af9c4226a4cb5e12f30daff8 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 23:01:00,121 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 23:01:00,236 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d349c2-a743-4127-9948-ff4681793538/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-06 23:01:00,243 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 23:01:00,244 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 23:01:00,273 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 23:01:00,274 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 23:01:00,275 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 23:01:00,276 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 23:01:00,277 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 23:01:00,278 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 23:01:00,279 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 23:01:00,280 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 23:01:00,280 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 23:01:00,281 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 23:01:00,282 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 23:01:00,283 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 23:01:00,283 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 23:01:00,284 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 23:01:00,285 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 23:01:00,285 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 23:01:00,286 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 23:01:00,287 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 23:01:00,290 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 23:01:00,291 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 23:01:00,292 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 23:01:00,293 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 23:01:00,293 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 23:01:00,294 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 23:01:00,295 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 23:01:00,296 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 23:01:00,297 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 23:01:00,298 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 23:01:00,298 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-06 23:01:00,298 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 23:01:00,299 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 23:01:00,299 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 23:01:00,299 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 23:01:00,300 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 23:01:00,300 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_a1d349c2-a743-4127-9948-ff4681793538/bin/uautomizer-verify-WvqO1wxjHP/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d349c2-a743-4127-9948-ff4681793538/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8a3d5248cdb0c5ee4314312c0de325682ff374a2af9c4226a4cb5e12f30daff8 [2023-11-06 23:01:00,662 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 23:01:00,701 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 23:01:00,704 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 23:01:00,706 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 23:01:00,707 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 23:01:00,709 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d349c2-a743-4127-9948-ff4681793538/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-58.i [2023-11-06 23:01:04,234 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 23:01:04,507 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 23:01:04,508 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d349c2-a743-4127-9948-ff4681793538/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-58.i [2023-11-06 23:01:04,519 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d349c2-a743-4127-9948-ff4681793538/bin/uautomizer-verify-WvqO1wxjHP/data/5d6219ac0/8cb7f4e475c84d199c99eae256d56ce8/FLAG9bc3b1868 [2023-11-06 23:01:04,540 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d349c2-a743-4127-9948-ff4681793538/bin/uautomizer-verify-WvqO1wxjHP/data/5d6219ac0/8cb7f4e475c84d199c99eae256d56ce8 [2023-11-06 23:01:04,543 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 23:01:04,547 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 23:01:04,551 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 23:01:04,551 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 23:01:04,559 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 23:01:04,560 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 11:01:04" (1/1) ... [2023-11-06 23:01:04,561 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b489d8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:01:04, skipping insertion in model container [2023-11-06 23:01:04,562 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 11:01:04" (1/1) ... [2023-11-06 23:01:04,608 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 23:01:04,865 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_a1d349c2-a743-4127-9948-ff4681793538/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-58.i[915,928] [2023-11-06 23:01:04,911 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 23:01:04,925 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 23:01:04,945 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_a1d349c2-a743-4127-9948-ff4681793538/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-58.i[915,928] [2023-11-06 23:01:04,972 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 23:01:05,000 INFO L206 MainTranslator]: Completed translation [2023-11-06 23:01:05,001 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:01:05 WrapperNode [2023-11-06 23:01:05,002 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 23:01:05,004 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 23:01:05,004 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 23:01:05,004 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 23:01:05,014 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:01:05" (1/1) ... [2023-11-06 23:01:05,024 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:01:05" (1/1) ... [2023-11-06 23:01:05,052 INFO L138 Inliner]: procedures = 26, calls = 29, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 92 [2023-11-06 23:01:05,053 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 23:01:05,054 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 23:01:05,054 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 23:01:05,054 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 23:01:05,066 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:01:05" (1/1) ... [2023-11-06 23:01:05,066 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:01:05" (1/1) ... [2023-11-06 23:01:05,069 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:01:05" (1/1) ... [2023-11-06 23:01:05,069 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:01:05" (1/1) ... [2023-11-06 23:01:05,074 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:01:05" (1/1) ... [2023-11-06 23:01:05,078 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:01:05" (1/1) ... [2023-11-06 23:01:05,080 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:01:05" (1/1) ... [2023-11-06 23:01:05,082 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:01:05" (1/1) ... [2023-11-06 23:01:05,088 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 23:01:05,089 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 23:01:05,089 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 23:01:05,089 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 23:01:05,090 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:01:05" (1/1) ... [2023-11-06 23:01:05,107 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 23:01:05,133 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d349c2-a743-4127-9948-ff4681793538/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:01:05,153 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d349c2-a743-4127-9948-ff4681793538/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 23:01:05,181 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d349c2-a743-4127-9948-ff4681793538/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 23:01:05,200 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 23:01:05,201 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-06 23:01:05,201 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-06 23:01:05,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-06 23:01:05,201 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 23:01:05,201 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 23:01:05,282 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 23:01:05,284 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 23:01:05,575 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 23:01:05,586 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 23:01:05,586 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-06 23:01:05,589 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 11:01:05 BoogieIcfgContainer [2023-11-06 23:01:05,589 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 23:01:05,593 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 23:01:05,593 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 23:01:05,596 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 23:01:05,596 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 11:01:04" (1/3) ... [2023-11-06 23:01:05,597 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32325f2f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 11:01:05, skipping insertion in model container [2023-11-06 23:01:05,597 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:01:05" (2/3) ... [2023-11-06 23:01:05,598 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32325f2f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 11:01:05, skipping insertion in model container [2023-11-06 23:01:05,598 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 11:01:05" (3/3) ... [2023-11-06 23:01:05,600 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount10_file-58.i [2023-11-06 23:01:05,619 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 23:01:05,619 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-06 23:01:05,678 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 23:01:05,687 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@2df0cfe2, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 23:01:05,687 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-06 23:01:05,693 INFO L276 IsEmpty]: Start isEmpty. Operand has 45 states, 26 states have (on average 1.2307692307692308) internal successors, (32), 27 states have internal predecessors, (32), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2023-11-06 23:01:05,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2023-11-06 23:01:05,710 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:01:05,711 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:01:05,712 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:01:05,718 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:01:05,719 INFO L85 PathProgramCache]: Analyzing trace with hash 231146968, now seen corresponding path program 1 times [2023-11-06 23:01:05,731 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:01:05,732 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2101789621] [2023-11-06 23:01:05,732 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:01:05,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:01:05,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:01:06,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-06 23:01:06,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:01:06,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-06 23:01:06,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:01:06,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-11-06 23:01:06,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:01:06,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-06 23:01:06,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:01:06,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2023-11-06 23:01:06,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:01:06,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-06 23:01:06,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:01:06,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-06 23:01:06,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:01:06,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-06 23:01:06,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:01:06,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2023-11-06 23:01:06,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:01:06,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-11-06 23:01:06,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:01:06,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2023-11-06 23:01:06,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:01:06,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2023-11-06 23:01:06,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:01:06,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-06 23:01:06,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:01:06,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2023-11-06 23:01:06,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:01:06,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-11-06 23:01:06,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:01:06,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2023-11-06 23:01:06,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:01:06,224 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2023-11-06 23:01:06,225 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:01:06,225 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2101789621] [2023-11-06 23:01:06,226 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2101789621] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:01:06,227 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:01:06,227 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 23:01:06,229 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [509288699] [2023-11-06 23:01:06,230 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:01:06,236 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-06 23:01:06,237 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:01:06,295 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-06 23:01:06,296 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 23:01:06,300 INFO L87 Difference]: Start difference. First operand has 45 states, 26 states have (on average 1.2307692307692308) internal successors, (32), 27 states have internal predecessors, (32), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) Second operand has 2 states, 2 states have (on average 11.0) internal successors, (22), 2 states have internal predecessors, (22), 2 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 2 states have call successors, (16) [2023-11-06 23:01:06,358 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:01:06,358 INFO L93 Difference]: Finished difference Result 83 states and 138 transitions. [2023-11-06 23:01:06,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 23:01:06,361 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 11.0) internal successors, (22), 2 states have internal predecessors, (22), 2 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 2 states have call successors, (16) Word has length 99 [2023-11-06 23:01:06,362 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:01:06,376 INFO L225 Difference]: With dead ends: 83 [2023-11-06 23:01:06,376 INFO L226 Difference]: Without dead ends: 41 [2023-11-06 23:01:06,383 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 23:01:06,389 INFO L413 NwaCegarLoop]: 57 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, 57 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 [2023-11-06 23:01:06,391 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 57 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 23:01:06,416 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41 states. [2023-11-06 23:01:06,457 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41 to 41. [2023-11-06 23:01:06,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 41 states, 23 states have (on average 1.0869565217391304) internal successors, (25), 23 states have internal predecessors, (25), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2023-11-06 23:01:06,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 57 transitions. [2023-11-06 23:01:06,468 INFO L78 Accepts]: Start accepts. Automaton has 41 states and 57 transitions. Word has length 99 [2023-11-06 23:01:06,469 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:01:06,470 INFO L495 AbstractCegarLoop]: Abstraction has 41 states and 57 transitions. [2023-11-06 23:01:06,470 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 11.0) internal successors, (22), 2 states have internal predecessors, (22), 2 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 2 states have call successors, (16) [2023-11-06 23:01:06,471 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 57 transitions. [2023-11-06 23:01:06,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2023-11-06 23:01:06,480 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:01:06,481 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:01:06,481 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-06 23:01:06,482 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:01:06,483 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:01:06,483 INFO L85 PathProgramCache]: Analyzing trace with hash -1071897128, now seen corresponding path program 1 times [2023-11-06 23:01:06,483 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:01:06,485 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1508687710] [2023-11-06 23:01:06,485 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:01:06,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:01:06,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:01:08,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-06 23:01:09,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:01:09,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-06 23:01:09,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:01:09,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-11-06 23:01:09,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:01:09,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-06 23:01:09,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:01:09,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2023-11-06 23:01:09,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:01:09,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-06 23:01:09,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:01:09,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-06 23:01:09,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:01:09,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-06 23:01:09,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:01:09,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2023-11-06 23:01:09,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:01:09,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-11-06 23:01:09,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:01:09,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2023-11-06 23:01:09,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:01:09,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2023-11-06 23:01:09,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:01:09,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-06 23:01:09,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:01:09,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2023-11-06 23:01:09,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:01:09,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-11-06 23:01:09,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:01:09,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2023-11-06 23:01:09,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:01:09,065 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2023-11-06 23:01:09,066 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:01:09,066 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1508687710] [2023-11-06 23:01:09,066 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1508687710] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:01:09,066 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:01:09,067 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-06 23:01:09,067 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [541449052] [2023-11-06 23:01:09,067 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:01:09,069 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-06 23:01:09,069 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:01:09,070 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-06 23:01:09,071 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-06 23:01:09,071 INFO L87 Difference]: Start difference. First operand 41 states and 57 transitions. Second operand has 6 states, 6 states have (on average 3.6666666666666665) internal successors, (22), 6 states have internal predecessors, (22), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2023-11-06 23:01:09,792 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:01:09,792 INFO L93 Difference]: Finished difference Result 79 states and 112 transitions. [2023-11-06 23:01:09,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-06 23:01:09,794 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 3.6666666666666665) internal successors, (22), 6 states have internal predecessors, (22), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) Word has length 99 [2023-11-06 23:01:09,795 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:01:09,798 INFO L225 Difference]: With dead ends: 79 [2023-11-06 23:01:09,798 INFO L226 Difference]: Without dead ends: 77 [2023-11-06 23:01:09,799 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2023-11-06 23:01:09,800 INFO L413 NwaCegarLoop]: 99 mSDtfsCounter, 28 mSDsluCounter, 251 mSDsCounter, 0 mSdLazyCounter, 31 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 44 SdHoareTripleChecker+Valid, 350 SdHoareTripleChecker+Invalid, 32 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 31 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-06 23:01:09,802 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [44 Valid, 350 Invalid, 32 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 31 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-06 23:01:09,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2023-11-06 23:01:09,824 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 45. [2023-11-06 23:01:09,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 45 states, 27 states have (on average 1.0740740740740742) internal successors, (29), 27 states have internal predecessors, (29), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2023-11-06 23:01:09,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 61 transitions. [2023-11-06 23:01:09,827 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 61 transitions. Word has length 99 [2023-11-06 23:01:09,829 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:01:09,829 INFO L495 AbstractCegarLoop]: Abstraction has 45 states and 61 transitions. [2023-11-06 23:01:09,830 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 3.6666666666666665) internal successors, (22), 6 states have internal predecessors, (22), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2023-11-06 23:01:09,830 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 61 transitions. [2023-11-06 23:01:09,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2023-11-06 23:01:09,833 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:01:09,833 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:01:09,833 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-06 23:01:09,834 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:01:09,834 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:01:09,835 INFO L85 PathProgramCache]: Analyzing trace with hash -1014638826, now seen corresponding path program 1 times [2023-11-06 23:01:09,835 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:01:09,835 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1771477074] [2023-11-06 23:01:09,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:01:09,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:01:09,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:01:10,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-06 23:01:10,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:01:10,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-06 23:01:10,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:01:10,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-11-06 23:01:10,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:01:10,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-06 23:01:10,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:01:10,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2023-11-06 23:01:10,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:01:10,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-06 23:01:10,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:01:10,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-06 23:01:10,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:01:10,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-06 23:01:10,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:01:10,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2023-11-06 23:01:10,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:01:10,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-11-06 23:01:10,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:01:10,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2023-11-06 23:01:10,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:01:10,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2023-11-06 23:01:10,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:01:10,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-06 23:01:10,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:01:10,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2023-11-06 23:01:10,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:01:10,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-11-06 23:01:10,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:01:10,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2023-11-06 23:01:10,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:01:10,746 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2023-11-06 23:01:10,747 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:01:10,747 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1771477074] [2023-11-06 23:01:10,749 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1771477074] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:01:10,751 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:01:10,752 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-06 23:01:10,752 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [326982843] [2023-11-06 23:01:10,753 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:01:10,756 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-06 23:01:10,756 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:01:10,758 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-06 23:01:10,759 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-06 23:01:10,759 INFO L87 Difference]: Start difference. First operand 45 states and 61 transitions. Second operand has 6 states, 6 states have (on average 3.6666666666666665) internal successors, (22), 6 states have internal predecessors, (22), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2023-11-06 23:01:11,317 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:01:11,317 INFO L93 Difference]: Finished difference Result 77 states and 110 transitions. [2023-11-06 23:01:11,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-06 23:01:11,318 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 3.6666666666666665) internal successors, (22), 6 states have internal predecessors, (22), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) Word has length 99 [2023-11-06 23:01:11,319 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:01:11,319 INFO L225 Difference]: With dead ends: 77 [2023-11-06 23:01:11,320 INFO L226 Difference]: Without dead ends: 0 [2023-11-06 23:01:11,321 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2023-11-06 23:01:11,323 INFO L413 NwaCegarLoop]: 104 mSDtfsCounter, 21 mSDsluCounter, 316 mSDsCounter, 0 mSdLazyCounter, 64 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 37 SdHoareTripleChecker+Valid, 420 SdHoareTripleChecker+Invalid, 65 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 64 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-06 23:01:11,323 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [37 Valid, 420 Invalid, 65 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 64 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-06 23:01:11,324 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-06 23:01:11,324 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-06 23:01:11,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:01:11,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-06 23:01:11,325 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 99 [2023-11-06 23:01:11,325 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:01:11,325 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-06 23:01:11,326 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 3.6666666666666665) internal successors, (22), 6 states have internal predecessors, (22), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2023-11-06 23:01:11,326 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-06 23:01:11,326 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-06 23:01:11,329 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-06 23:01:11,330 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-06 23:01:11,333 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-11-06 23:01:11,729 INFO L899 garLoopResultBuilder]: For program point L35-2(lines 35 37) no Hoare annotation was computed. [2023-11-06 23:01:11,729 INFO L899 garLoopResultBuilder]: For program point L64(lines 40 65) no Hoare annotation was computed. [2023-11-06 23:01:11,730 INFO L902 garLoopResultBuilder]: At program point L60(line 60) the Hoare annotation is: true [2023-11-06 23:01:11,730 INFO L902 garLoopResultBuilder]: At program point L60-1(line 60) the Hoare annotation is: true [2023-11-06 23:01:11,730 INFO L899 garLoopResultBuilder]: For program point L52(line 52) no Hoare annotation was computed. [2023-11-06 23:01:11,730 INFO L899 garLoopResultBuilder]: For program point L19(line 19) no Hoare annotation was computed. [2023-11-06 23:01:11,731 INFO L899 garLoopResultBuilder]: For program point L19-1(line 19) no Hoare annotation was computed. [2023-11-06 23:01:11,731 INFO L902 garLoopResultBuilder]: At program point L48(line 48) the Hoare annotation is: true [2023-11-06 23:01:11,731 INFO L895 garLoopResultBuilder]: At program point L19-3(line 19) the Hoare annotation is: (not (= |ULTIMATE.start___VERIFIER_assert_~cond#1| 0)) [2023-11-06 23:01:11,732 INFO L902 garLoopResultBuilder]: At program point L48-1(line 48) the Hoare annotation is: true [2023-11-06 23:01:11,732 INFO L895 garLoopResultBuilder]: At program point main_returnLabel#1(lines 72 83) the Hoare annotation is: false [2023-11-06 23:01:11,732 INFO L899 garLoopResultBuilder]: For program point L32(lines 32 33) no Hoare annotation was computed. [2023-11-06 23:01:11,732 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2023-11-06 23:01:11,732 INFO L899 garLoopResultBuilder]: For program point L61(line 61) no Hoare annotation was computed. [2023-11-06 23:01:11,733 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2023-11-06 23:01:11,733 INFO L902 garLoopResultBuilder]: At program point L57(line 57) the Hoare annotation is: true [2023-11-06 23:01:11,733 INFO L902 garLoopResultBuilder]: At program point L57-1(line 57) the Hoare annotation is: true [2023-11-06 23:01:11,733 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 19) no Hoare annotation was computed. [2023-11-06 23:01:11,734 INFO L899 garLoopResultBuilder]: For program point L49(line 49) no Hoare annotation was computed. [2023-11-06 23:01:11,734 INFO L895 garLoopResultBuilder]: At program point property_returnLabel#1(lines 68 71) the Hoare annotation is: (let ((.cse0 (let ((.cse17 (* ~var_1_10~0 65535)) (.cse18 (* ~var_1_7~0 65535)) (.cse19 (* ~var_1_8~0 65535))) (let ((.cse16 (+ .cse17 16 .cse18 ~var_1_9~0 .cse19))) (let ((.cse5 (+ .cse17 .cse18 ~var_1_9~0 ~var_1_6~0 .cse19)) (.cse15 (<= ~var_1_6~0 16)) (.cse14 (+ .cse17 .cse18 ~var_1_9~0 .cse19)) (.cse13 (* (div .cse16 65536) 65536))) (let ((.cse6 (<= .cse14 (+ 32751 .cse13))) (.cse8 (and (= (+ .cse13 ~var_1_5~0) .cse16) .cse15)) (.cse9 (and .cse15 (= (+ .cse13 65520 ~var_1_5~0) .cse14))) (.cse10 (<= (+ 32752 .cse13) .cse14)) (.cse11 (<= 17 ~var_1_6~0)) (.cse4 (* (div .cse5 65536) 65536))) (or (and (<= (+ .cse4 32768) .cse5) (let ((.cse7 (and .cse11 (= .cse5 (+ 65536 .cse4 ~var_1_5~0))))) (or (and .cse6 (or .cse7 .cse8)) (and (or .cse7 .cse9) .cse10)))) (and (<= .cse5 (+ .cse4 32767)) (let ((.cse12 (and .cse11 (= .cse5 (+ .cse4 ~var_1_5~0))))) (or (and .cse6 (or .cse8 .cse12)) (and (or .cse12 .cse9) .cse10)))))))))) (.cse1 (not (= |ULTIMATE.start_property_#res#1| 0)))) (or (and .cse0 .cse1 (= (* (div ~var_1_2~0 256) 256) ~var_1_2~0)) (let ((.cse2 (div (+ ~var_1_4~0 ~var_1_3~0) 4294967296)) (.cse3 (div ~var_1_1~0 4294967296))) (and .cse0 .cse1 (= (+ (* 4294967296 .cse2) ~var_1_1~0) (+ ~var_1_4~0 ~var_1_3~0 (* .cse3 4294967296))) (<= .cse2 .cse3))))) [2023-11-06 23:01:11,735 INFO L902 garLoopResultBuilder]: At program point L45(line 45) the Hoare annotation is: true [2023-11-06 23:01:11,735 INFO L902 garLoopResultBuilder]: At program point L45-1(line 45) the Hoare annotation is: true [2023-11-06 23:01:11,735 INFO L899 garLoopResultBuilder]: For program point L66(lines 66 67) no Hoare annotation was computed. [2023-11-06 23:01:11,736 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-11-06 23:01:11,736 INFO L899 garLoopResultBuilder]: For program point L58(line 58) no Hoare annotation was computed. [2023-11-06 23:01:11,736 INFO L902 garLoopResultBuilder]: At program point L54(line 54) the Hoare annotation is: true [2023-11-06 23:01:11,736 INFO L902 garLoopResultBuilder]: At program point L54-1(line 54) the Hoare annotation is: true [2023-11-06 23:01:11,737 INFO L899 garLoopResultBuilder]: For program point L46(line 46) no Hoare annotation was computed. [2023-11-06 23:01:11,737 INFO L902 garLoopResultBuilder]: At program point L42(line 42) the Hoare annotation is: true [2023-11-06 23:01:11,737 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-06 23:01:11,737 INFO L902 garLoopResultBuilder]: At program point L42-1(line 42) the Hoare annotation is: true [2023-11-06 23:01:11,737 INFO L902 garLoopResultBuilder]: At program point L75-2(lines 75 81) the Hoare annotation is: true [2023-11-06 23:01:11,738 INFO L899 garLoopResultBuilder]: For program point L75-3(lines 75 81) no Hoare annotation was computed. [2023-11-06 23:01:11,738 INFO L899 garLoopResultBuilder]: For program point L34(lines 34 39) no Hoare annotation was computed. [2023-11-06 23:01:11,738 INFO L902 garLoopResultBuilder]: At program point L63(line 63) the Hoare annotation is: true [2023-11-06 23:01:11,738 INFO L902 garLoopResultBuilder]: At program point L63-1(line 63) the Hoare annotation is: true [2023-11-06 23:01:11,739 INFO L899 garLoopResultBuilder]: For program point L55(line 55) no Hoare annotation was computed. [2023-11-06 23:01:11,739 INFO L902 garLoopResultBuilder]: At program point L51(line 51) the Hoare annotation is: true [2023-11-06 23:01:11,739 INFO L902 garLoopResultBuilder]: At program point L51-1(line 51) the Hoare annotation is: true [2023-11-06 23:01:11,739 INFO L899 garLoopResultBuilder]: For program point L43(line 43) no Hoare annotation was computed. [2023-11-06 23:01:11,740 INFO L899 garLoopResultBuilder]: For program point L35(lines 35 37) no Hoare annotation was computed. [2023-11-06 23:01:11,740 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line 20) the Hoare annotation is: true [2023-11-06 23:01:11,740 INFO L899 garLoopResultBuilder]: For program point L20(line 20) no Hoare annotation was computed. [2023-11-06 23:01:11,740 INFO L899 garLoopResultBuilder]: For program point L20-2(line 20) no Hoare annotation was computed. [2023-11-06 23:01:11,740 INFO L899 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(line 20) no Hoare annotation was computed. [2023-11-06 23:01:11,744 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2023-11-06 23:01:11,747 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-06 23:01:11,793 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 11:01:11 BoogieIcfgContainer [2023-11-06 23:01:11,793 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-06 23:01:11,794 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-06 23:01:11,794 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-06 23:01:11,795 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-06 23:01:11,795 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 11:01:05" (3/4) ... [2023-11-06 23:01:11,798 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-06 23:01:11,803 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2023-11-06 23:01:11,810 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2023-11-06 23:01:11,810 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-11-06 23:01:11,811 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-06 23:01:11,811 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-06 23:01:11,847 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((var_1_10 * 65535) + (var_1_7 * 65535)) + var_1_9) + var_1_6) + (var_1_8 * 65535)) / 65536) * 65536) + 32768) <= (((((var_1_10 * 65535) + (var_1_7 * 65535)) + var_1_9) + var_1_6) + (var_1_8 * 65535))) && (((((((var_1_10 * 65535) + (var_1_7 * 65535)) + var_1_9) + (var_1_8 * 65535)) <= (32751 + (((((((var_1_10 * 65535) + 16) + (var_1_7 * 65535)) + var_1_9) + (var_1_8 * 65535)) / 65536) * 65536))) && (((17 <= var_1_6) && ((((((var_1_10 * 65535) + (var_1_7 * 65535)) + var_1_9) + var_1_6) + (var_1_8 * 65535)) == ((65536 + (((((((var_1_10 * 65535) + (var_1_7 * 65535)) + var_1_9) + var_1_6) + (var_1_8 * 65535)) / 65536) * 65536)) + var_1_5))) || ((((((((((var_1_10 * 65535) + 16) + (var_1_7 * 65535)) + var_1_9) + (var_1_8 * 65535)) / 65536) * 65536) + var_1_5) == (((((var_1_10 * 65535) + 16) + (var_1_7 * 65535)) + var_1_9) + (var_1_8 * 65535))) && (var_1_6 <= 16)))) || ((((17 <= var_1_6) && ((((((var_1_10 * 65535) + (var_1_7 * 65535)) + var_1_9) + var_1_6) + (var_1_8 * 65535)) == ((65536 + (((((((var_1_10 * 65535) + (var_1_7 * 65535)) + var_1_9) + var_1_6) + (var_1_8 * 65535)) / 65536) * 65536)) + var_1_5))) || ((var_1_6 <= 16) && ((((((((((var_1_10 * 65535) + 16) + (var_1_7 * 65535)) + var_1_9) + (var_1_8 * 65535)) / 65536) * 65536) + 65520) + var_1_5) == ((((var_1_10 * 65535) + (var_1_7 * 65535)) + var_1_9) + (var_1_8 * 65535))))) && ((32752 + (((((((var_1_10 * 65535) + 16) + (var_1_7 * 65535)) + var_1_9) + (var_1_8 * 65535)) / 65536) * 65536)) <= ((((var_1_10 * 65535) + (var_1_7 * 65535)) + var_1_9) + (var_1_8 * 65535)))))) || (((((((var_1_10 * 65535) + (var_1_7 * 65535)) + var_1_9) + var_1_6) + (var_1_8 * 65535)) <= ((((((((var_1_10 * 65535) + (var_1_7 * 65535)) + var_1_9) + var_1_6) + (var_1_8 * 65535)) / 65536) * 65536) + 32767)) && (((((((var_1_10 * 65535) + (var_1_7 * 65535)) + var_1_9) + (var_1_8 * 65535)) <= (32751 + (((((((var_1_10 * 65535) + 16) + (var_1_7 * 65535)) + var_1_9) + (var_1_8 * 65535)) / 65536) * 65536))) && (((((((((((var_1_10 * 65535) + 16) + (var_1_7 * 65535)) + var_1_9) + (var_1_8 * 65535)) / 65536) * 65536) + var_1_5) == (((((var_1_10 * 65535) + 16) + (var_1_7 * 65535)) + var_1_9) + (var_1_8 * 65535))) && (var_1_6 <= 16)) || ((17 <= var_1_6) && ((((((var_1_10 * 65535) + (var_1_7 * 65535)) + var_1_9) + var_1_6) + (var_1_8 * 65535)) == ((((((((var_1_10 * 65535) + (var_1_7 * 65535)) + var_1_9) + var_1_6) + (var_1_8 * 65535)) / 65536) * 65536) + var_1_5))))) || ((((17 <= var_1_6) && ((((((var_1_10 * 65535) + (var_1_7 * 65535)) + var_1_9) + var_1_6) + (var_1_8 * 65535)) == ((((((((var_1_10 * 65535) + (var_1_7 * 65535)) + var_1_9) + var_1_6) + (var_1_8 * 65535)) / 65536) * 65536) + var_1_5))) || ((var_1_6 <= 16) && ((((((((((var_1_10 * 65535) + 16) + (var_1_7 * 65535)) + var_1_9) + (var_1_8 * 65535)) / 65536) * 65536) + 65520) + var_1_5) == ((((var_1_10 * 65535) + (var_1_7 * 65535)) + var_1_9) + (var_1_8 * 65535))))) && ((32752 + (((((((var_1_10 * 65535) + 16) + (var_1_7 * 65535)) + var_1_9) + (var_1_8 * 65535)) / 65536) * 65536)) <= ((((var_1_10 * 65535) + (var_1_7 * 65535)) + var_1_9) + (var_1_8 * 65535))))))) && !((\result == 0))) && (((var_1_2 / 256) * 256) == var_1_2)) || ((((((((((((((var_1_10 * 65535) + (var_1_7 * 65535)) + var_1_9) + var_1_6) + (var_1_8 * 65535)) / 65536) * 65536) + 32768) <= (((((var_1_10 * 65535) + (var_1_7 * 65535)) + var_1_9) + var_1_6) + (var_1_8 * 65535))) && (((((((var_1_10 * 65535) + (var_1_7 * 65535)) + var_1_9) + (var_1_8 * 65535)) <= (32751 + (((((((var_1_10 * 65535) + 16) + (var_1_7 * 65535)) + var_1_9) + (var_1_8 * 65535)) / 65536) * 65536))) && (((17 <= var_1_6) && ((((((var_1_10 * 65535) + (var_1_7 * 65535)) + var_1_9) + var_1_6) + (var_1_8 * 65535)) == ((65536 + (((((((var_1_10 * 65535) + (var_1_7 * 65535)) + var_1_9) + var_1_6) + (var_1_8 * 65535)) / 65536) * 65536)) + var_1_5))) || ((((((((((var_1_10 * 65535) + 16) + (var_1_7 * 65535)) + var_1_9) + (var_1_8 * 65535)) / 65536) * 65536) + var_1_5) == (((((var_1_10 * 65535) + 16) + (var_1_7 * 65535)) + var_1_9) + (var_1_8 * 65535))) && (var_1_6 <= 16)))) || ((((17 <= var_1_6) && ((((((var_1_10 * 65535) + (var_1_7 * 65535)) + var_1_9) + var_1_6) + (var_1_8 * 65535)) == ((65536 + (((((((var_1_10 * 65535) + (var_1_7 * 65535)) + var_1_9) + var_1_6) + (var_1_8 * 65535)) / 65536) * 65536)) + var_1_5))) || ((var_1_6 <= 16) && ((((((((((var_1_10 * 65535) + 16) + (var_1_7 * 65535)) + var_1_9) + (var_1_8 * 65535)) / 65536) * 65536) + 65520) + var_1_5) == ((((var_1_10 * 65535) + (var_1_7 * 65535)) + var_1_9) + (var_1_8 * 65535))))) && ((32752 + (((((((var_1_10 * 65535) + 16) + (var_1_7 * 65535)) + var_1_9) + (var_1_8 * 65535)) / 65536) * 65536)) <= ((((var_1_10 * 65535) + (var_1_7 * 65535)) + var_1_9) + (var_1_8 * 65535)))))) || (((((((var_1_10 * 65535) + (var_1_7 * 65535)) + var_1_9) + var_1_6) + (var_1_8 * 65535)) <= ((((((((var_1_10 * 65535) + (var_1_7 * 65535)) + var_1_9) + var_1_6) + (var_1_8 * 65535)) / 65536) * 65536) + 32767)) && (((((((var_1_10 * 65535) + (var_1_7 * 65535)) + var_1_9) + (var_1_8 * 65535)) <= (32751 + (((((((var_1_10 * 65535) + 16) + (var_1_7 * 65535)) + var_1_9) + (var_1_8 * 65535)) / 65536) * 65536))) && (((((((((((var_1_10 * 65535) + 16) + (var_1_7 * 65535)) + var_1_9) + (var_1_8 * 65535)) / 65536) * 65536) + var_1_5) == (((((var_1_10 * 65535) + 16) + (var_1_7 * 65535)) + var_1_9) + (var_1_8 * 65535))) && (var_1_6 <= 16)) || ((17 <= var_1_6) && ((((((var_1_10 * 65535) + (var_1_7 * 65535)) + var_1_9) + var_1_6) + (var_1_8 * 65535)) == ((((((((var_1_10 * 65535) + (var_1_7 * 65535)) + var_1_9) + var_1_6) + (var_1_8 * 65535)) / 65536) * 65536) + var_1_5))))) || ((((17 <= var_1_6) && ((((((var_1_10 * 65535) + (var_1_7 * 65535)) + var_1_9) + var_1_6) + (var_1_8 * 65535)) == ((((((((var_1_10 * 65535) + (var_1_7 * 65535)) + var_1_9) + var_1_6) + (var_1_8 * 65535)) / 65536) * 65536) + var_1_5))) || ((var_1_6 <= 16) && ((((((((((var_1_10 * 65535) + 16) + (var_1_7 * 65535)) + var_1_9) + (var_1_8 * 65535)) / 65536) * 65536) + 65520) + var_1_5) == ((((var_1_10 * 65535) + (var_1_7 * 65535)) + var_1_9) + (var_1_8 * 65535))))) && ((32752 + (((((((var_1_10 * 65535) + 16) + (var_1_7 * 65535)) + var_1_9) + (var_1_8 * 65535)) / 65536) * 65536)) <= ((((var_1_10 * 65535) + (var_1_7 * 65535)) + var_1_9) + (var_1_8 * 65535))))))) && !((\result == 0))) && (((4294967296 * ((var_1_4 + var_1_3) / 4294967296)) + var_1_1) == ((var_1_4 + var_1_3) + ((var_1_1 / 4294967296) * 4294967296)))) && (((var_1_4 + var_1_3) / 4294967296) <= (var_1_1 / 4294967296)))) [2023-11-06 23:01:11,873 WARN L115 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((var_1_10 * 65535) + (var_1_7 * 65535)) + var_1_9) + var_1_6) + (var_1_8 * 65535)) / 65536) * 65536) + 32768) <= (((((var_1_10 * 65535) + (var_1_7 * 65535)) + var_1_9) + var_1_6) + (var_1_8 * 65535))) && (((((((var_1_10 * 65535) + (var_1_7 * 65535)) + var_1_9) + (var_1_8 * 65535)) <= (32751 + (((((((var_1_10 * 65535) + 16) + (var_1_7 * 65535)) + var_1_9) + (var_1_8 * 65535)) / 65536) * 65536))) && (((17 <= var_1_6) && ((((((var_1_10 * 65535) + (var_1_7 * 65535)) + var_1_9) + var_1_6) + (var_1_8 * 65535)) == ((65536 + (((((((var_1_10 * 65535) + (var_1_7 * 65535)) + var_1_9) + var_1_6) + (var_1_8 * 65535)) / 65536) * 65536)) + var_1_5))) || ((((((((((var_1_10 * 65535) + 16) + (var_1_7 * 65535)) + var_1_9) + (var_1_8 * 65535)) / 65536) * 65536) + var_1_5) == (((((var_1_10 * 65535) + 16) + (var_1_7 * 65535)) + var_1_9) + (var_1_8 * 65535))) && (var_1_6 <= 16)))) || ((((17 <= var_1_6) && ((((((var_1_10 * 65535) + (var_1_7 * 65535)) + var_1_9) + var_1_6) + (var_1_8 * 65535)) == ((65536 + (((((((var_1_10 * 65535) + (var_1_7 * 65535)) + var_1_9) + var_1_6) + (var_1_8 * 65535)) / 65536) * 65536)) + var_1_5))) || ((var_1_6 <= 16) && ((((((((((var_1_10 * 65535) + 16) + (var_1_7 * 65535)) + var_1_9) + (var_1_8 * 65535)) / 65536) * 65536) + 65520) + var_1_5) == ((((var_1_10 * 65535) + (var_1_7 * 65535)) + var_1_9) + (var_1_8 * 65535))))) && ((32752 + (((((((var_1_10 * 65535) + 16) + (var_1_7 * 65535)) + var_1_9) + (var_1_8 * 65535)) / 65536) * 65536)) <= ((((var_1_10 * 65535) + (var_1_7 * 65535)) + var_1_9) + (var_1_8 * 65535)))))) || (((((((var_1_10 * 65535) + (var_1_7 * 65535)) + var_1_9) + var_1_6) + (var_1_8 * 65535)) <= ((((((((var_1_10 * 65535) + (var_1_7 * 65535)) + var_1_9) + var_1_6) + (var_1_8 * 65535)) / 65536) * 65536) + 32767)) && (((((((var_1_10 * 65535) + (var_1_7 * 65535)) + var_1_9) + (var_1_8 * 65535)) <= (32751 + (((((((var_1_10 * 65535) + 16) + (var_1_7 * 65535)) + var_1_9) + (var_1_8 * 65535)) / 65536) * 65536))) && (((((((((((var_1_10 * 65535) + 16) + (var_1_7 * 65535)) + var_1_9) + (var_1_8 * 65535)) / 65536) * 65536) + var_1_5) == (((((var_1_10 * 65535) + 16) + (var_1_7 * 65535)) + var_1_9) + (var_1_8 * 65535))) && (var_1_6 <= 16)) || ((17 <= var_1_6) && ((((((var_1_10 * 65535) + (var_1_7 * 65535)) + var_1_9) + var_1_6) + (var_1_8 * 65535)) == ((((((((var_1_10 * 65535) + (var_1_7 * 65535)) + var_1_9) + var_1_6) + (var_1_8 * 65535)) / 65536) * 65536) + var_1_5))))) || ((((17 <= var_1_6) && ((((((var_1_10 * 65535) + (var_1_7 * 65535)) + var_1_9) + var_1_6) + (var_1_8 * 65535)) == ((((((((var_1_10 * 65535) + (var_1_7 * 65535)) + var_1_9) + var_1_6) + (var_1_8 * 65535)) / 65536) * 65536) + var_1_5))) || ((var_1_6 <= 16) && ((((((((((var_1_10 * 65535) + 16) + (var_1_7 * 65535)) + var_1_9) + (var_1_8 * 65535)) / 65536) * 65536) + 65520) + var_1_5) == ((((var_1_10 * 65535) + (var_1_7 * 65535)) + var_1_9) + (var_1_8 * 65535))))) && ((32752 + (((((((var_1_10 * 65535) + 16) + (var_1_7 * 65535)) + var_1_9) + (var_1_8 * 65535)) / 65536) * 65536)) <= ((((var_1_10 * 65535) + (var_1_7 * 65535)) + var_1_9) + (var_1_8 * 65535))))))) && !((\result == 0))) && (((var_1_2 / 256) * 256) == var_1_2)) || ((((((((((((((var_1_10 * 65535) + (var_1_7 * 65535)) + var_1_9) + var_1_6) + (var_1_8 * 65535)) / 65536) * 65536) + 32768) <= (((((var_1_10 * 65535) + (var_1_7 * 65535)) + var_1_9) + var_1_6) + (var_1_8 * 65535))) && (((((((var_1_10 * 65535) + (var_1_7 * 65535)) + var_1_9) + (var_1_8 * 65535)) <= (32751 + (((((((var_1_10 * 65535) + 16) + (var_1_7 * 65535)) + var_1_9) + (var_1_8 * 65535)) / 65536) * 65536))) && (((17 <= var_1_6) && ((((((var_1_10 * 65535) + (var_1_7 * 65535)) + var_1_9) + var_1_6) + (var_1_8 * 65535)) == ((65536 + (((((((var_1_10 * 65535) + (var_1_7 * 65535)) + var_1_9) + var_1_6) + (var_1_8 * 65535)) / 65536) * 65536)) + var_1_5))) || ((((((((((var_1_10 * 65535) + 16) + (var_1_7 * 65535)) + var_1_9) + (var_1_8 * 65535)) / 65536) * 65536) + var_1_5) == (((((var_1_10 * 65535) + 16) + (var_1_7 * 65535)) + var_1_9) + (var_1_8 * 65535))) && (var_1_6 <= 16)))) || ((((17 <= var_1_6) && ((((((var_1_10 * 65535) + (var_1_7 * 65535)) + var_1_9) + var_1_6) + (var_1_8 * 65535)) == ((65536 + (((((((var_1_10 * 65535) + (var_1_7 * 65535)) + var_1_9) + var_1_6) + (var_1_8 * 65535)) / 65536) * 65536)) + var_1_5))) || ((var_1_6 <= 16) && ((((((((((var_1_10 * 65535) + 16) + (var_1_7 * 65535)) + var_1_9) + (var_1_8 * 65535)) / 65536) * 65536) + 65520) + var_1_5) == ((((var_1_10 * 65535) + (var_1_7 * 65535)) + var_1_9) + (var_1_8 * 65535))))) && ((32752 + (((((((var_1_10 * 65535) + 16) + (var_1_7 * 65535)) + var_1_9) + (var_1_8 * 65535)) / 65536) * 65536)) <= ((((var_1_10 * 65535) + (var_1_7 * 65535)) + var_1_9) + (var_1_8 * 65535)))))) || (((((((var_1_10 * 65535) + (var_1_7 * 65535)) + var_1_9) + var_1_6) + (var_1_8 * 65535)) <= ((((((((var_1_10 * 65535) + (var_1_7 * 65535)) + var_1_9) + var_1_6) + (var_1_8 * 65535)) / 65536) * 65536) + 32767)) && (((((((var_1_10 * 65535) + (var_1_7 * 65535)) + var_1_9) + (var_1_8 * 65535)) <= (32751 + (((((((var_1_10 * 65535) + 16) + (var_1_7 * 65535)) + var_1_9) + (var_1_8 * 65535)) / 65536) * 65536))) && (((((((((((var_1_10 * 65535) + 16) + (var_1_7 * 65535)) + var_1_9) + (var_1_8 * 65535)) / 65536) * 65536) + var_1_5) == (((((var_1_10 * 65535) + 16) + (var_1_7 * 65535)) + var_1_9) + (var_1_8 * 65535))) && (var_1_6 <= 16)) || ((17 <= var_1_6) && ((((((var_1_10 * 65535) + (var_1_7 * 65535)) + var_1_9) + var_1_6) + (var_1_8 * 65535)) == ((((((((var_1_10 * 65535) + (var_1_7 * 65535)) + var_1_9) + var_1_6) + (var_1_8 * 65535)) / 65536) * 65536) + var_1_5))))) || ((((17 <= var_1_6) && ((((((var_1_10 * 65535) + (var_1_7 * 65535)) + var_1_9) + var_1_6) + (var_1_8 * 65535)) == ((((((((var_1_10 * 65535) + (var_1_7 * 65535)) + var_1_9) + var_1_6) + (var_1_8 * 65535)) / 65536) * 65536) + var_1_5))) || ((var_1_6 <= 16) && ((((((((((var_1_10 * 65535) + 16) + (var_1_7 * 65535)) + var_1_9) + (var_1_8 * 65535)) / 65536) * 65536) + 65520) + var_1_5) == ((((var_1_10 * 65535) + (var_1_7 * 65535)) + var_1_9) + (var_1_8 * 65535))))) && ((32752 + (((((((var_1_10 * 65535) + 16) + (var_1_7 * 65535)) + var_1_9) + (var_1_8 * 65535)) / 65536) * 65536)) <= ((((var_1_10 * 65535) + (var_1_7 * 65535)) + var_1_9) + (var_1_8 * 65535))))))) && !((\result == 0))) && (((4294967296 * ((var_1_4 + var_1_3) / 4294967296)) + var_1_1) == ((var_1_4 + var_1_3) + ((var_1_1 / 4294967296) * 4294967296)))) && (((var_1_4 + var_1_3) / 4294967296) <= (var_1_1 / 4294967296)))) [2023-11-06 23:01:11,889 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d349c2-a743-4127-9948-ff4681793538/bin/uautomizer-verify-WvqO1wxjHP/witness.graphml.graphml [2023-11-06 23:01:11,890 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d349c2-a743-4127-9948-ff4681793538/bin/uautomizer-verify-WvqO1wxjHP/witness.graphml.yaml [2023-11-06 23:01:11,890 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-06 23:01:11,891 INFO L158 Benchmark]: Toolchain (without parser) took 7344.01ms. Allocated memory was 130.0MB in the beginning and 197.1MB in the end (delta: 67.1MB). Free memory was 84.3MB in the beginning and 100.1MB in the end (delta: -15.7MB). Peak memory consumption was 53.3MB. Max. memory is 16.1GB. [2023-11-06 23:01:11,891 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 102.8MB. Free memory is still 54.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 23:01:11,892 INFO L158 Benchmark]: CACSL2BoogieTranslator took 451.73ms. Allocated memory is still 130.0MB. Free memory was 84.2MB in the beginning and 73.0MB in the end (delta: 11.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-06 23:01:11,892 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.57ms. Allocated memory is still 130.0MB. Free memory was 73.0MB in the beginning and 71.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-06 23:01:11,893 INFO L158 Benchmark]: Boogie Preprocessor took 34.13ms. Allocated memory is still 130.0MB. Free memory was 71.0MB in the beginning and 69.9MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 23:01:11,893 INFO L158 Benchmark]: RCFGBuilder took 500.33ms. Allocated memory was 130.0MB in the beginning and 197.1MB in the end (delta: 67.1MB). Free memory was 69.9MB in the beginning and 168.7MB in the end (delta: -98.8MB). Peak memory consumption was 15.3MB. Max. memory is 16.1GB. [2023-11-06 23:01:11,894 INFO L158 Benchmark]: TraceAbstraction took 6200.98ms. Allocated memory is still 197.1MB. Free memory was 167.7MB in the beginning and 105.3MB in the end (delta: 62.4MB). Peak memory consumption was 62.2MB. Max. memory is 16.1GB. [2023-11-06 23:01:11,894 INFO L158 Benchmark]: Witness Printer took 96.09ms. Allocated memory is still 197.1MB. Free memory was 105.3MB in the beginning and 100.1MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-06 23:01:11,896 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 102.8MB. Free memory is still 54.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 451.73ms. Allocated memory is still 130.0MB. Free memory was 84.2MB in the beginning and 73.0MB in the end (delta: 11.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.57ms. Allocated memory is still 130.0MB. Free memory was 73.0MB in the beginning and 71.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.13ms. Allocated memory is still 130.0MB. Free memory was 71.0MB in the beginning and 69.9MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 500.33ms. Allocated memory was 130.0MB in the beginning and 197.1MB in the end (delta: 67.1MB). Free memory was 69.9MB in the beginning and 168.7MB in the end (delta: -98.8MB). Peak memory consumption was 15.3MB. Max. memory is 16.1GB. * TraceAbstraction took 6200.98ms. Allocated memory is still 197.1MB. Free memory was 167.7MB in the beginning and 105.3MB in the end (delta: 62.4MB). Peak memory consumption was 62.2MB. Max. memory is 16.1GB. * Witness Printer took 96.09ms. Allocated memory is still 197.1MB. Free memory was 105.3MB in the beginning and 100.1MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 19]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 45 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 6.1s, OverallIterations: 3, TraceHistogramMax: 16, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 81 SdHoareTripleChecker+Valid, 0.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 49 mSDsluCounter, 827 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 567 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 95 IncrementalHoareTripleChecker+Invalid, 97 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 260 mSDtfsCounter, 95 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 134 GetRequests, 120 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 1.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=45occurred in iteration=0, InterpolantAutomatonStates: 20, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 32 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 21 LocationsWithAnnotation, 68 PreInvPairs, 106 NumberOfFragments, 1022 HoareAnnotationTreeSize, 68 FomulaSimplifications, 1547 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 21 FomulaSimplificationsInter, 8 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 3.6s InterpolantComputationTime, 297 NumberOfCodeBlocks, 297 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 294 ConstructedInterpolants, 0 QuantifiedInterpolants, 1343 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 1440/1440 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 72]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: ((((((((((((((var_1_10 * 65535) + (var_1_7 * 65535)) + var_1_9) + var_1_6) + (var_1_8 * 65535)) / 65536) * 65536) + 32768) <= (((((var_1_10 * 65535) + (var_1_7 * 65535)) + var_1_9) + var_1_6) + (var_1_8 * 65535))) && (((((((var_1_10 * 65535) + (var_1_7 * 65535)) + var_1_9) + (var_1_8 * 65535)) <= (32751 + (((((((var_1_10 * 65535) + 16) + (var_1_7 * 65535)) + var_1_9) + (var_1_8 * 65535)) / 65536) * 65536))) && (((17 <= var_1_6) && ((((((var_1_10 * 65535) + (var_1_7 * 65535)) + var_1_9) + var_1_6) + (var_1_8 * 65535)) == ((65536 + (((((((var_1_10 * 65535) + (var_1_7 * 65535)) + var_1_9) + var_1_6) + (var_1_8 * 65535)) / 65536) * 65536)) + var_1_5))) || ((((((((((var_1_10 * 65535) + 16) + (var_1_7 * 65535)) + var_1_9) + (var_1_8 * 65535)) / 65536) * 65536) + var_1_5) == (((((var_1_10 * 65535) + 16) + (var_1_7 * 65535)) + var_1_9) + (var_1_8 * 65535))) && (var_1_6 <= 16)))) || ((((17 <= var_1_6) && ((((((var_1_10 * 65535) + (var_1_7 * 65535)) + var_1_9) + var_1_6) + (var_1_8 * 65535)) == ((65536 + (((((((var_1_10 * 65535) + (var_1_7 * 65535)) + var_1_9) + var_1_6) + (var_1_8 * 65535)) / 65536) * 65536)) + var_1_5))) || ((var_1_6 <= 16) && ((((((((((var_1_10 * 65535) + 16) + (var_1_7 * 65535)) + var_1_9) + (var_1_8 * 65535)) / 65536) * 65536) + 65520) + var_1_5) == ((((var_1_10 * 65535) + (var_1_7 * 65535)) + var_1_9) + (var_1_8 * 65535))))) && ((32752 + (((((((var_1_10 * 65535) + 16) + (var_1_7 * 65535)) + var_1_9) + (var_1_8 * 65535)) / 65536) * 65536)) <= ((((var_1_10 * 65535) + (var_1_7 * 65535)) + var_1_9) + (var_1_8 * 65535)))))) || (((((((var_1_10 * 65535) + (var_1_7 * 65535)) + var_1_9) + var_1_6) + (var_1_8 * 65535)) <= ((((((((var_1_10 * 65535) + (var_1_7 * 65535)) + var_1_9) + var_1_6) + (var_1_8 * 65535)) / 65536) * 65536) + 32767)) && (((((((var_1_10 * 65535) + (var_1_7 * 65535)) + var_1_9) + (var_1_8 * 65535)) <= (32751 + (((((((var_1_10 * 65535) + 16) + (var_1_7 * 65535)) + var_1_9) + (var_1_8 * 65535)) / 65536) * 65536))) && (((((((((((var_1_10 * 65535) + 16) + (var_1_7 * 65535)) + var_1_9) + (var_1_8 * 65535)) / 65536) * 65536) + var_1_5) == (((((var_1_10 * 65535) + 16) + (var_1_7 * 65535)) + var_1_9) + (var_1_8 * 65535))) && (var_1_6 <= 16)) || ((17 <= var_1_6) && ((((((var_1_10 * 65535) + (var_1_7 * 65535)) + var_1_9) + var_1_6) + (var_1_8 * 65535)) == ((((((((var_1_10 * 65535) + (var_1_7 * 65535)) + var_1_9) + var_1_6) + (var_1_8 * 65535)) / 65536) * 65536) + var_1_5))))) || ((((17 <= var_1_6) && ((((((var_1_10 * 65535) + (var_1_7 * 65535)) + var_1_9) + var_1_6) + (var_1_8 * 65535)) == ((((((((var_1_10 * 65535) + (var_1_7 * 65535)) + var_1_9) + var_1_6) + (var_1_8 * 65535)) / 65536) * 65536) + var_1_5))) || ((var_1_6 <= 16) && ((((((((((var_1_10 * 65535) + 16) + (var_1_7 * 65535)) + var_1_9) + (var_1_8 * 65535)) / 65536) * 65536) + 65520) + var_1_5) == ((((var_1_10 * 65535) + (var_1_7 * 65535)) + var_1_9) + (var_1_8 * 65535))))) && ((32752 + (((((((var_1_10 * 65535) + 16) + (var_1_7 * 65535)) + var_1_9) + (var_1_8 * 65535)) / 65536) * 65536)) <= ((((var_1_10 * 65535) + (var_1_7 * 65535)) + var_1_9) + (var_1_8 * 65535))))))) && !((\result == 0))) && (((var_1_2 / 256) * 256) == var_1_2)) || ((((((((((((((var_1_10 * 65535) + (var_1_7 * 65535)) + var_1_9) + var_1_6) + (var_1_8 * 65535)) / 65536) * 65536) + 32768) <= (((((var_1_10 * 65535) + (var_1_7 * 65535)) + var_1_9) + var_1_6) + (var_1_8 * 65535))) && (((((((var_1_10 * 65535) + (var_1_7 * 65535)) + var_1_9) + (var_1_8 * 65535)) <= (32751 + (((((((var_1_10 * 65535) + 16) + (var_1_7 * 65535)) + var_1_9) + (var_1_8 * 65535)) / 65536) * 65536))) && (((17 <= var_1_6) && ((((((var_1_10 * 65535) + (var_1_7 * 65535)) + var_1_9) + var_1_6) + (var_1_8 * 65535)) == ((65536 + (((((((var_1_10 * 65535) + (var_1_7 * 65535)) + var_1_9) + var_1_6) + (var_1_8 * 65535)) / 65536) * 65536)) + var_1_5))) || ((((((((((var_1_10 * 65535) + 16) + (var_1_7 * 65535)) + var_1_9) + (var_1_8 * 65535)) / 65536) * 65536) + var_1_5) == (((((var_1_10 * 65535) + 16) + (var_1_7 * 65535)) + var_1_9) + (var_1_8 * 65535))) && (var_1_6 <= 16)))) || ((((17 <= var_1_6) && ((((((var_1_10 * 65535) + (var_1_7 * 65535)) + var_1_9) + var_1_6) + (var_1_8 * 65535)) == ((65536 + (((((((var_1_10 * 65535) + (var_1_7 * 65535)) + var_1_9) + var_1_6) + (var_1_8 * 65535)) / 65536) * 65536)) + var_1_5))) || ((var_1_6 <= 16) && ((((((((((var_1_10 * 65535) + 16) + (var_1_7 * 65535)) + var_1_9) + (var_1_8 * 65535)) / 65536) * 65536) + 65520) + var_1_5) == ((((var_1_10 * 65535) + (var_1_7 * 65535)) + var_1_9) + (var_1_8 * 65535))))) && ((32752 + (((((((var_1_10 * 65535) + 16) + (var_1_7 * 65535)) + var_1_9) + (var_1_8 * 65535)) / 65536) * 65536)) <= ((((var_1_10 * 65535) + (var_1_7 * 65535)) + var_1_9) + (var_1_8 * 65535)))))) || (((((((var_1_10 * 65535) + (var_1_7 * 65535)) + var_1_9) + var_1_6) + (var_1_8 * 65535)) <= ((((((((var_1_10 * 65535) + (var_1_7 * 65535)) + var_1_9) + var_1_6) + (var_1_8 * 65535)) / 65536) * 65536) + 32767)) && (((((((var_1_10 * 65535) + (var_1_7 * 65535)) + var_1_9) + (var_1_8 * 65535)) <= (32751 + (((((((var_1_10 * 65535) + 16) + (var_1_7 * 65535)) + var_1_9) + (var_1_8 * 65535)) / 65536) * 65536))) && (((((((((((var_1_10 * 65535) + 16) + (var_1_7 * 65535)) + var_1_9) + (var_1_8 * 65535)) / 65536) * 65536) + var_1_5) == (((((var_1_10 * 65535) + 16) + (var_1_7 * 65535)) + var_1_9) + (var_1_8 * 65535))) && (var_1_6 <= 16)) || ((17 <= var_1_6) && ((((((var_1_10 * 65535) + (var_1_7 * 65535)) + var_1_9) + var_1_6) + (var_1_8 * 65535)) == ((((((((var_1_10 * 65535) + (var_1_7 * 65535)) + var_1_9) + var_1_6) + (var_1_8 * 65535)) / 65536) * 65536) + var_1_5))))) || ((((17 <= var_1_6) && ((((((var_1_10 * 65535) + (var_1_7 * 65535)) + var_1_9) + var_1_6) + (var_1_8 * 65535)) == ((((((((var_1_10 * 65535) + (var_1_7 * 65535)) + var_1_9) + var_1_6) + (var_1_8 * 65535)) / 65536) * 65536) + var_1_5))) || ((var_1_6 <= 16) && ((((((((((var_1_10 * 65535) + 16) + (var_1_7 * 65535)) + var_1_9) + (var_1_8 * 65535)) / 65536) * 65536) + 65520) + var_1_5) == ((((var_1_10 * 65535) + (var_1_7 * 65535)) + var_1_9) + (var_1_8 * 65535))))) && ((32752 + (((((((var_1_10 * 65535) + 16) + (var_1_7 * 65535)) + var_1_9) + (var_1_8 * 65535)) / 65536) * 65536)) <= ((((var_1_10 * 65535) + (var_1_7 * 65535)) + var_1_9) + (var_1_8 * 65535))))))) && !((\result == 0))) && (((4294967296 * ((var_1_4 + var_1_3) / 4294967296)) + var_1_1) == ((var_1_4 + var_1_3) + ((var_1_1 / 4294967296) * 4294967296)))) && (((var_1_4 + var_1_3) / 4294967296) <= (var_1_1 / 4294967296)))) - InvariantResult [Line: 75]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: !((cond == 0)) RESULT: Ultimate proved your program to be correct! [2023-11-06 23:01:11,950 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d349c2-a743-4127-9948-ff4681793538/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE