./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-74.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_eede140d-b9b9-4cd0-aba8-59281b7f5292/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eede140d-b9b9-4cd0-aba8-59281b7f5292/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_eede140d-b9b9-4cd0-aba8-59281b7f5292/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eede140d-b9b9-4cd0-aba8-59281b7f5292/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-74.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eede140d-b9b9-4cd0-aba8-59281b7f5292/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_eede140d-b9b9-4cd0-aba8-59281b7f5292/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 0aa738c81893cf9e45d2ce8fedb94e44410f7bdb3842bfdfce6f2126b53b412a --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 22:48:23,211 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 22:48:23,311 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eede140d-b9b9-4cd0-aba8-59281b7f5292/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-06 22:48:23,317 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 22:48:23,318 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 22:48:23,348 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 22:48:23,348 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 22:48:23,349 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 22:48:23,350 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 22:48:23,351 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 22:48:23,352 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 22:48:23,353 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 22:48:23,353 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 22:48:23,354 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 22:48:23,355 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 22:48:23,356 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 22:48:23,356 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 22:48:23,357 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 22:48:23,357 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 22:48:23,358 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 22:48:23,359 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 22:48:23,360 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 22:48:23,360 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 22:48:23,361 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 22:48:23,361 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 22:48:23,362 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 22:48:23,363 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 22:48:23,363 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 22:48:23,364 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:48:23,365 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 22:48:23,365 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 22:48:23,366 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 22:48:23,367 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 22:48:23,367 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-06 22:48:23,368 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 22:48:23,369 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 22:48:23,369 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 22:48:23,370 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 22:48:23,370 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 22:48:23,371 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_eede140d-b9b9-4cd0-aba8-59281b7f5292/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eede140d-b9b9-4cd0-aba8-59281b7f5292/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0aa738c81893cf9e45d2ce8fedb94e44410f7bdb3842bfdfce6f2126b53b412a [2023-11-06 22:48:23,658 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 22:48:23,686 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 22:48:23,689 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 22:48:23,691 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 22:48:23,692 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 22:48:23,693 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eede140d-b9b9-4cd0-aba8-59281b7f5292/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-74.i [2023-11-06 22:48:27,301 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 22:48:27,575 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 22:48:27,578 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eede140d-b9b9-4cd0-aba8-59281b7f5292/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-74.i [2023-11-06 22:48:27,588 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eede140d-b9b9-4cd0-aba8-59281b7f5292/bin/uautomizer-verify-WvqO1wxjHP/data/418d271b8/a0b3b64d96684b2cb81df256c2ac3e78/FLAG73a0e26e7 [2023-11-06 22:48:27,604 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eede140d-b9b9-4cd0-aba8-59281b7f5292/bin/uautomizer-verify-WvqO1wxjHP/data/418d271b8/a0b3b64d96684b2cb81df256c2ac3e78 [2023-11-06 22:48:27,608 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 22:48:27,610 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 22:48:27,611 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 22:48:27,612 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 22:48:27,618 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 22:48:27,620 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:48:27" (1/1) ... [2023-11-06 22:48:27,621 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ba0bfc9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:48:27, skipping insertion in model container [2023-11-06 22:48:27,622 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:48:27" (1/1) ... [2023-11-06 22:48:27,660 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:48:27,887 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_eede140d-b9b9-4cd0-aba8-59281b7f5292/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-74.i[915,928] [2023-11-06 22:48:27,942 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:48:27,961 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 22:48:27,977 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_eede140d-b9b9-4cd0-aba8-59281b7f5292/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-74.i[915,928] [2023-11-06 22:48:28,012 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:48:28,032 INFO L206 MainTranslator]: Completed translation [2023-11-06 22:48:28,032 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:48:28 WrapperNode [2023-11-06 22:48:28,033 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 22:48:28,034 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 22:48:28,034 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 22:48:28,034 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 22:48:28,043 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:48:28" (1/1) ... [2023-11-06 22:48:28,055 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:48:28" (1/1) ... [2023-11-06 22:48:28,086 INFO L138 Inliner]: procedures = 26, calls = 27, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 107 [2023-11-06 22:48:28,087 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 22:48:28,088 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 22:48:28,088 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 22:48:28,088 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 22:48:28,098 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:48:28" (1/1) ... [2023-11-06 22:48:28,098 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:48:28" (1/1) ... [2023-11-06 22:48:28,102 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:48:28" (1/1) ... [2023-11-06 22:48:28,102 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:48:28" (1/1) ... [2023-11-06 22:48:28,109 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:48:28" (1/1) ... [2023-11-06 22:48:28,113 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:48:28" (1/1) ... [2023-11-06 22:48:28,116 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:48:28" (1/1) ... [2023-11-06 22:48:28,117 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:48:28" (1/1) ... [2023-11-06 22:48:28,120 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 22:48:28,122 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 22:48:28,122 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 22:48:28,122 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 22:48:28,123 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:48:28" (1/1) ... [2023-11-06 22:48:28,146 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:48:28,157 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eede140d-b9b9-4cd0-aba8-59281b7f5292/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:48:28,172 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eede140d-b9b9-4cd0-aba8-59281b7f5292/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 22:48:28,175 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eede140d-b9b9-4cd0-aba8-59281b7f5292/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 22:48:28,207 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 22:48:28,207 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-06 22:48:28,208 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-06 22:48:28,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-06 22:48:28,208 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 22:48:28,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 22:48:28,290 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 22:48:28,293 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 22:48:28,590 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 22:48:28,598 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 22:48:28,598 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-06 22:48:28,600 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:48:28 BoogieIcfgContainer [2023-11-06 22:48:28,601 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 22:48:28,604 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 22:48:28,604 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 22:48:28,613 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 22:48:28,613 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 10:48:27" (1/3) ... [2023-11-06 22:48:28,614 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43248306 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:48:28, skipping insertion in model container [2023-11-06 22:48:28,614 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:48:28" (2/3) ... [2023-11-06 22:48:28,615 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43248306 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:48:28, skipping insertion in model container [2023-11-06 22:48:28,615 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:48:28" (3/3) ... [2023-11-06 22:48:28,617 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount25_file-74.i [2023-11-06 22:48:28,638 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 22:48:28,638 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-06 22:48:28,707 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 22:48:28,716 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;@7dcef758, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 22:48:28,717 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-06 22:48:28,722 INFO L276 IsEmpty]: Start isEmpty. Operand has 51 states, 34 states have (on average 1.3235294117647058) internal successors, (45), 35 states have internal predecessors, (45), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2023-11-06 22:48:28,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2023-11-06 22:48:28,737 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:48:28,738 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:48:28,738 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:48:28,745 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:48:28,745 INFO L85 PathProgramCache]: Analyzing trace with hash -216477122, now seen corresponding path program 1 times [2023-11-06 22:48:28,754 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:48:28,755 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [169898152] [2023-11-06 22:48:28,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:48:28,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:48:28,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:48:29,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-06 22:48:29,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:48:29,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-06 22:48:29,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:48:29,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-06 22:48:29,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:48:29,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-06 22:48:29,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:48:29,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-11-06 22:48:29,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:48:29,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-11-06 22:48:29,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:48:29,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-11-06 22:48:29,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:48:29,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2023-11-06 22:48:29,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:48:29,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-06 22:48:29,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:48:29,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-11-06 22:48:29,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:48:29,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-06 22:48:29,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:48:29,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2023-11-06 22:48:29,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:48:29,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2023-11-06 22:48:29,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:48:29,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2023-11-06 22:48:29,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:48:29,171 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2023-11-06 22:48:29,172 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:48:29,172 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [169898152] [2023-11-06 22:48:29,173 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [169898152] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:48:29,173 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:48:29,174 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 22:48:29,175 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [35454058] [2023-11-06 22:48:29,176 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:48:29,181 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-06 22:48:29,182 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:48:29,222 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-06 22:48:29,223 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 22:48:29,226 INFO L87 Difference]: Start difference. First operand has 51 states, 34 states have (on average 1.3235294117647058) internal successors, (45), 35 states have internal predecessors, (45), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) Second operand has 2 states, 2 states have (on average 14.0) internal successors, (28), 2 states have internal predecessors, (28), 2 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 2 states have call successors, (14) [2023-11-06 22:48:29,262 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:48:29,263 INFO L93 Difference]: Finished difference Result 95 states and 154 transitions. [2023-11-06 22:48:29,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 22:48:29,265 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 14.0) internal successors, (28), 2 states have internal predecessors, (28), 2 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 2 states have call successors, (14) Word has length 95 [2023-11-06 22:48:29,266 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:48:29,275 INFO L225 Difference]: With dead ends: 95 [2023-11-06 22:48:29,275 INFO L226 Difference]: Without dead ends: 47 [2023-11-06 22:48:29,280 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 44 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 22:48:29,284 INFO L413 NwaCegarLoop]: 66 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, 66 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 22:48:29,288 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 66 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 22:48:29,309 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states. [2023-11-06 22:48:29,365 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 47. [2023-11-06 22:48:29,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 47 states, 31 states have (on average 1.2258064516129032) internal successors, (38), 31 states have internal predecessors, (38), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2023-11-06 22:48:29,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 66 transitions. [2023-11-06 22:48:29,381 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 66 transitions. Word has length 95 [2023-11-06 22:48:29,382 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:48:29,383 INFO L495 AbstractCegarLoop]: Abstraction has 47 states and 66 transitions. [2023-11-06 22:48:29,385 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 14.0) internal successors, (28), 2 states have internal predecessors, (28), 2 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 2 states have call successors, (14) [2023-11-06 22:48:29,386 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 66 transitions. [2023-11-06 22:48:29,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2023-11-06 22:48:29,395 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:48:29,396 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:48:29,396 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-06 22:48:29,396 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:48:29,398 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:48:29,398 INFO L85 PathProgramCache]: Analyzing trace with hash -1376337870, now seen corresponding path program 1 times [2023-11-06 22:48:29,399 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:48:29,399 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [284125234] [2023-11-06 22:48:29,400 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:48:29,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:48:29,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:48:29,764 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 22:48:29,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:48:29,967 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 22:48:29,968 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-06 22:48:29,970 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-06 22:48:29,973 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-06 22:48:29,977 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2023-11-06 22:48:29,981 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-06 22:48:30,117 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 10:48:30 BoogieIcfgContainer [2023-11-06 22:48:30,117 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-06 22:48:30,118 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-06 22:48:30,118 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-06 22:48:30,118 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-06 22:48:30,119 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:48:28" (3/4) ... [2023-11-06 22:48:30,121 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-06 22:48:30,122 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-06 22:48:30,123 INFO L158 Benchmark]: Toolchain (without parser) took 2513.81ms. Allocated memory is still 153.1MB. Free memory was 116.7MB in the beginning and 66.2MB in the end (delta: 50.5MB). Peak memory consumption was 53.1MB. Max. memory is 16.1GB. [2023-11-06 22:48:30,124 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 102.8MB. Free memory is still 53.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:48:30,124 INFO L158 Benchmark]: CACSL2BoogieTranslator took 421.56ms. Allocated memory is still 153.1MB. Free memory was 116.3MB in the beginning and 104.1MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-06 22:48:30,125 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.32ms. Allocated memory is still 153.1MB. Free memory was 104.1MB in the beginning and 102.1MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-06 22:48:30,126 INFO L158 Benchmark]: Boogie Preprocessor took 32.90ms. Allocated memory is still 153.1MB. Free memory was 102.1MB in the beginning and 100.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-06 22:48:30,126 INFO L158 Benchmark]: RCFGBuilder took 478.83ms. Allocated memory is still 153.1MB. Free memory was 100.4MB in the beginning and 86.5MB in the end (delta: 13.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-06 22:48:30,127 INFO L158 Benchmark]: TraceAbstraction took 1512.78ms. Allocated memory is still 153.1MB. Free memory was 86.1MB in the beginning and 67.0MB in the end (delta: 19.1MB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. [2023-11-06 22:48:30,128 INFO L158 Benchmark]: Witness Printer took 5.07ms. Allocated memory is still 153.1MB. Free memory was 67.0MB in the beginning and 66.2MB in the end (delta: 826.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-06 22:48:30,131 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 102.8MB. Free memory is still 53.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 421.56ms. Allocated memory is still 153.1MB. Free memory was 116.3MB in the beginning and 104.1MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.32ms. Allocated memory is still 153.1MB. Free memory was 104.1MB in the beginning and 102.1MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.90ms. Allocated memory is still 153.1MB. Free memory was 102.1MB in the beginning and 100.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 478.83ms. Allocated memory is still 153.1MB. Free memory was 100.4MB in the beginning and 86.5MB in the end (delta: 13.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 1512.78ms. Allocated memory is still 153.1MB. Free memory was 86.1MB in the beginning and 67.0MB in the end (delta: 19.1MB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. * Witness Printer took 5.07ms. Allocated memory is still 153.1MB. Free memory was 67.0MB in the beginning and 66.2MB in the end (delta: 826.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 93, overapproximation of someBinaryFLOATComparisonOperation at line 93. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned long int var_1_1 = 25; [L23] double var_1_2 = 63.25; [L24] double var_1_3 = 3.779; [L25] double var_1_4 = 31.6; [L26] double var_1_5 = 100.5; [L27] unsigned long int var_1_6 = 64; [L28] unsigned long int var_1_7 = 3150951169; [L29] unsigned long int var_1_8 = 128; [L30] unsigned char var_1_9 = 0; [L31] signed short int var_1_10 = -16; [L32] float var_1_11 = 127.075; [L33] float var_1_12 = 1.2; [L34] signed short int var_1_16 = 4; [L35] signed short int var_1_18 = -64; [L36] signed char var_1_19 = -32; VAL [isInitial=0, var_1_10=-16, var_1_11=5083/40, var_1_12=6/5, var_1_16=4, var_1_18=-64, var_1_19=-32, var_1_1=25, var_1_2=253/4, var_1_3=3779/1000, var_1_4=158/5, var_1_5=201/2, var_1_6=64, var_1_7=3150951169, var_1_8=128, var_1_9=0] [L97] isInitial = 1 [L98] FCALL initially() [L99] COND TRUE 1 [L100] FCALL updateLastVariables() [L101] CALL updateVariables() [L65] var_1_2 = __VERIFIER_nondet_double() [L66] CALL assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-16, var_1_11=5083/40, var_1_12=6/5, var_1_16=4, var_1_18=-64, var_1_19=-32, var_1_1=25, var_1_3=3779/1000, var_1_4=158/5, var_1_5=201/2, var_1_6=64, var_1_7=3150951169, var_1_8=128, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=-16, var_1_11=5083/40, var_1_12=6/5, var_1_16=4, var_1_18=-64, var_1_19=-32, var_1_1=25, var_1_3=3779/1000, var_1_4=158/5, var_1_5=201/2, var_1_6=64, var_1_7=3150951169, var_1_8=128, var_1_9=0] [L66] RET assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-16, var_1_11=5083/40, var_1_12=6/5, var_1_16=4, var_1_18=-64, var_1_19=-32, var_1_1=25, var_1_3=3779/1000, var_1_4=158/5, var_1_5=201/2, var_1_6=64, var_1_7=3150951169, var_1_8=128, var_1_9=0] [L67] var_1_3 = __VERIFIER_nondet_double() [L68] CALL assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-16, var_1_11=5083/40, var_1_12=6/5, var_1_16=4, var_1_18=-64, var_1_19=-32, var_1_1=25, var_1_3=3150951177, var_1_4=158/5, var_1_5=201/2, var_1_6=64, var_1_7=3150951169, var_1_8=128, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=-16, var_1_11=5083/40, var_1_12=6/5, var_1_16=4, var_1_18=-64, var_1_19=-32, var_1_1=25, var_1_3=3150951177, var_1_4=158/5, var_1_5=201/2, var_1_6=64, var_1_7=3150951169, var_1_8=128, var_1_9=0] [L68] RET assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-16, var_1_11=5083/40, var_1_12=6/5, var_1_16=4, var_1_18=-64, var_1_19=-32, var_1_1=25, var_1_3=3150951177, var_1_4=158/5, var_1_5=201/2, var_1_6=64, var_1_7=3150951169, var_1_8=128, var_1_9=0] [L69] var_1_4 = __VERIFIER_nondet_double() [L70] CALL assume_abort_if_not((var_1_4 >= -922337.2036854776000e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-16, var_1_11=5083/40, var_1_12=6/5, var_1_16=4, var_1_18=-64, var_1_19=-32, var_1_1=25, var_1_3=3150951177, var_1_4=3150951174, var_1_5=201/2, var_1_6=64, var_1_7=3150951169, var_1_8=128, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=-16, var_1_11=5083/40, var_1_12=6/5, var_1_16=4, var_1_18=-64, var_1_19=-32, var_1_1=25, var_1_3=3150951177, var_1_4=3150951174, var_1_5=201/2, var_1_6=64, var_1_7=3150951169, var_1_8=128, var_1_9=0] [L70] RET assume_abort_if_not((var_1_4 >= -922337.2036854776000e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-16, var_1_11=5083/40, var_1_12=6/5, var_1_16=4, var_1_18=-64, var_1_19=-32, var_1_1=25, var_1_3=3150951177, var_1_4=3150951174, var_1_5=201/2, var_1_6=64, var_1_7=3150951169, var_1_8=128, var_1_9=0] [L71] var_1_5 = __VERIFIER_nondet_double() [L72] CALL assume_abort_if_not((var_1_5 >= -922337.2036854776000e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-16, var_1_11=5083/40, var_1_12=6/5, var_1_16=4, var_1_18=-64, var_1_19=-32, var_1_1=25, var_1_3=3150951177, var_1_4=3150951174, var_1_5=3150951178, var_1_6=64, var_1_7=3150951169, var_1_8=128, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=-16, var_1_11=5083/40, var_1_12=6/5, var_1_16=4, var_1_18=-64, var_1_19=-32, var_1_1=25, var_1_3=3150951177, var_1_4=3150951174, var_1_5=3150951178, var_1_6=64, var_1_7=3150951169, var_1_8=128, var_1_9=0] [L72] RET assume_abort_if_not((var_1_5 >= -922337.2036854776000e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-16, var_1_11=5083/40, var_1_12=6/5, var_1_16=4, var_1_18=-64, var_1_19=-32, var_1_1=25, var_1_3=3150951177, var_1_4=3150951174, var_1_5=3150951178, var_1_6=64, var_1_7=3150951169, var_1_8=128, var_1_9=0] [L73] var_1_6 = __VERIFIER_nondet_ulong() [L74] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-16, var_1_11=5083/40, var_1_12=6/5, var_1_16=4, var_1_18=-64, var_1_19=-32, var_1_1=25, var_1_3=3150951177, var_1_4=3150951174, var_1_5=3150951178, var_1_6=0, var_1_7=3150951169, var_1_8=128, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=-16, var_1_11=5083/40, var_1_12=6/5, var_1_16=4, var_1_18=-64, var_1_19=-32, var_1_1=25, var_1_3=3150951177, var_1_4=3150951174, var_1_5=3150951178, var_1_6=0, var_1_7=3150951169, var_1_8=128, var_1_9=0] [L74] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, var_1_10=-16, var_1_11=5083/40, var_1_12=6/5, var_1_16=4, var_1_18=-64, var_1_19=-32, var_1_1=25, var_1_3=3150951177, var_1_4=3150951174, var_1_5=3150951178, var_1_6=0, var_1_7=3150951169, var_1_8=128, var_1_9=0] [L75] CALL assume_abort_if_not(var_1_6 <= 4294967294) VAL [\old(cond)=1, isInitial=1, var_1_10=-16, var_1_11=5083/40, var_1_12=6/5, var_1_16=4, var_1_18=-64, var_1_19=-32, var_1_1=25, var_1_3=3150951177, var_1_4=3150951174, var_1_5=3150951178, var_1_6=0, var_1_7=3150951169, var_1_8=128, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=-16, var_1_11=5083/40, var_1_12=6/5, var_1_16=4, var_1_18=-64, var_1_19=-32, var_1_1=25, var_1_3=3150951177, var_1_4=3150951174, var_1_5=3150951178, var_1_6=0, var_1_7=3150951169, var_1_8=128, var_1_9=0] [L75] RET assume_abort_if_not(var_1_6 <= 4294967294) VAL [isInitial=1, var_1_10=-16, var_1_11=5083/40, var_1_12=6/5, var_1_16=4, var_1_18=-64, var_1_19=-32, var_1_1=25, var_1_3=3150951177, var_1_4=3150951174, var_1_5=3150951178, var_1_6=0, var_1_7=3150951169, var_1_8=128, var_1_9=0] [L76] var_1_7 = __VERIFIER_nondet_ulong() [L77] CALL assume_abort_if_not(var_1_7 >= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=-16, var_1_11=5083/40, var_1_12=6/5, var_1_16=4, var_1_18=-64, var_1_19=-32, var_1_1=25, var_1_3=3150951177, var_1_4=3150951174, var_1_5=3150951178, var_1_6=0, var_1_7=2147483647, var_1_8=128, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=-16, var_1_11=5083/40, var_1_12=6/5, var_1_16=4, var_1_18=-64, var_1_19=-32, var_1_1=25, var_1_3=3150951177, var_1_4=3150951174, var_1_5=3150951178, var_1_6=0, var_1_7=2147483647, var_1_8=128, var_1_9=0] [L77] RET assume_abort_if_not(var_1_7 >= 2147483647) VAL [isInitial=1, var_1_10=-16, var_1_11=5083/40, var_1_12=6/5, var_1_16=4, var_1_18=-64, var_1_19=-32, var_1_1=25, var_1_3=3150951177, var_1_4=3150951174, var_1_5=3150951178, var_1_6=0, var_1_7=2147483647, var_1_8=128, var_1_9=0] [L78] CALL assume_abort_if_not(var_1_7 <= 4294967294) VAL [\old(cond)=1, isInitial=1, var_1_10=-16, var_1_11=5083/40, var_1_12=6/5, var_1_16=4, var_1_18=-64, var_1_19=-32, var_1_1=25, var_1_3=3150951177, var_1_4=3150951174, var_1_5=3150951178, var_1_6=0, var_1_7=2147483647, var_1_8=128, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=-16, var_1_11=5083/40, var_1_12=6/5, var_1_16=4, var_1_18=-64, var_1_19=-32, var_1_1=25, var_1_3=3150951177, var_1_4=3150951174, var_1_5=3150951178, var_1_6=0, var_1_7=2147483647, var_1_8=128, var_1_9=0] [L78] RET assume_abort_if_not(var_1_7 <= 4294967294) VAL [isInitial=1, var_1_10=-16, var_1_11=5083/40, var_1_12=6/5, var_1_16=4, var_1_18=-64, var_1_19=-32, var_1_1=25, var_1_3=3150951177, var_1_4=3150951174, var_1_5=3150951178, var_1_6=0, var_1_7=2147483647, var_1_8=128, var_1_9=0] [L79] var_1_8 = __VERIFIER_nondet_ulong() [L80] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-16, var_1_11=5083/40, var_1_12=6/5, var_1_16=4, var_1_18=-64, var_1_19=-32, var_1_1=25, var_1_3=3150951177, var_1_4=3150951174, var_1_5=3150951178, var_1_6=0, var_1_7=2147483647, var_1_8=2147483647, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=-16, var_1_11=5083/40, var_1_12=6/5, var_1_16=4, var_1_18=-64, var_1_19=-32, var_1_1=25, var_1_3=3150951177, var_1_4=3150951174, var_1_5=3150951178, var_1_6=0, var_1_7=2147483647, var_1_8=2147483647, var_1_9=0] [L80] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, var_1_10=-16, var_1_11=5083/40, var_1_12=6/5, var_1_16=4, var_1_18=-64, var_1_19=-32, var_1_1=25, var_1_3=3150951177, var_1_4=3150951174, var_1_5=3150951178, var_1_6=0, var_1_7=2147483647, var_1_8=2147483647, var_1_9=0] [L81] CALL assume_abort_if_not(var_1_8 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=-16, var_1_11=5083/40, var_1_12=6/5, var_1_16=4, var_1_18=-64, var_1_19=-32, var_1_1=25, var_1_3=3150951177, var_1_4=3150951174, var_1_5=3150951178, var_1_6=0, var_1_7=2147483647, var_1_8=2147483647, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=-16, var_1_11=5083/40, var_1_12=6/5, var_1_16=4, var_1_18=-64, var_1_19=-32, var_1_1=25, var_1_3=3150951177, var_1_4=3150951174, var_1_5=3150951178, var_1_6=0, var_1_7=2147483647, var_1_8=2147483647, var_1_9=0] [L81] RET assume_abort_if_not(var_1_8 <= 2147483647) VAL [isInitial=1, var_1_10=-16, var_1_11=5083/40, var_1_12=6/5, var_1_16=4, var_1_18=-64, var_1_19=-32, var_1_1=25, var_1_3=3150951177, var_1_4=3150951174, var_1_5=3150951178, var_1_6=0, var_1_7=2147483647, var_1_8=2147483647, var_1_9=0] [L82] var_1_9 = __VERIFIER_nondet_uchar() [L83] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-16, var_1_11=5083/40, var_1_12=6/5, var_1_16=4, var_1_18=-64, var_1_19=-32, var_1_1=25, var_1_3=3150951177, var_1_4=3150951174, var_1_5=3150951178, var_1_6=0, var_1_7=2147483647, var_1_8=2147483647, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=-16, var_1_11=5083/40, var_1_12=6/5, var_1_16=4, var_1_18=-64, var_1_19=-32, var_1_1=25, var_1_3=3150951177, var_1_4=3150951174, var_1_5=3150951178, var_1_6=0, var_1_7=2147483647, var_1_8=2147483647, var_1_9=1] [L83] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, var_1_10=-16, var_1_11=5083/40, var_1_12=6/5, var_1_16=4, var_1_18=-64, var_1_19=-32, var_1_1=25, var_1_3=3150951177, var_1_4=3150951174, var_1_5=3150951178, var_1_6=0, var_1_7=2147483647, var_1_8=2147483647, var_1_9=1] [L84] CALL assume_abort_if_not(var_1_9 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=-16, var_1_11=5083/40, var_1_12=6/5, var_1_16=4, var_1_18=-64, var_1_19=-32, var_1_1=25, var_1_3=3150951177, var_1_4=3150951174, var_1_5=3150951178, var_1_6=0, var_1_7=2147483647, var_1_8=2147483647, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=-16, var_1_11=5083/40, var_1_12=6/5, var_1_16=4, var_1_18=-64, var_1_19=-32, var_1_1=25, var_1_3=3150951177, var_1_4=3150951174, var_1_5=3150951178, var_1_6=0, var_1_7=2147483647, var_1_8=2147483647, var_1_9=1] [L84] RET assume_abort_if_not(var_1_9 <= 1) VAL [isInitial=1, var_1_10=-16, var_1_11=5083/40, var_1_12=6/5, var_1_16=4, var_1_18=-64, var_1_19=-32, var_1_1=25, var_1_3=3150951177, var_1_4=3150951174, var_1_5=3150951178, var_1_6=0, var_1_7=2147483647, var_1_8=2147483647, var_1_9=1] [L85] var_1_11 = __VERIFIER_nondet_float() [L86] CALL assume_abort_if_not((var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854776000e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-16, var_1_11=3150951175, var_1_12=6/5, var_1_16=4, var_1_18=-64, var_1_19=-32, var_1_1=25, var_1_3=3150951177, var_1_4=3150951174, var_1_5=3150951178, var_1_6=0, var_1_7=2147483647, var_1_8=2147483647, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=-16, var_1_11=3150951175, var_1_12=6/5, var_1_16=4, var_1_18=-64, var_1_19=-32, var_1_1=25, var_1_3=3150951177, var_1_4=3150951174, var_1_5=3150951178, var_1_6=0, var_1_7=2147483647, var_1_8=2147483647, var_1_9=1] [L86] RET assume_abort_if_not((var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854776000e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-16, var_1_11=3150951175, var_1_12=6/5, var_1_16=4, var_1_18=-64, var_1_19=-32, var_1_1=25, var_1_3=3150951177, var_1_4=3150951174, var_1_5=3150951178, var_1_6=0, var_1_7=2147483647, var_1_8=2147483647, var_1_9=1] [L87] var_1_12 = __VERIFIER_nondet_float() [L88] CALL assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854776000e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-16, var_1_11=3150951175, var_1_12=3150951176, var_1_16=4, var_1_18=-64, var_1_19=-32, var_1_1=25, var_1_3=3150951177, var_1_4=3150951174, var_1_5=3150951178, var_1_6=0, var_1_7=2147483647, var_1_8=2147483647, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=-16, var_1_11=3150951175, var_1_12=3150951176, var_1_16=4, var_1_18=-64, var_1_19=-32, var_1_1=25, var_1_3=3150951177, var_1_4=3150951174, var_1_5=3150951178, var_1_6=0, var_1_7=2147483647, var_1_8=2147483647, var_1_9=1] [L88] RET assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854776000e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-16, var_1_11=3150951175, var_1_12=3150951176, var_1_16=4, var_1_18=-64, var_1_19=-32, var_1_1=25, var_1_3=3150951177, var_1_4=3150951174, var_1_5=3150951178, var_1_6=0, var_1_7=2147483647, var_1_8=2147483647, var_1_9=1] [L101] RET updateVariables() [L102] CALL step() [L40] COND TRUE ((((((((var_1_2) > (var_1_3)) ? (var_1_2) : (var_1_3)))) < (var_1_4)) ? (((((var_1_2) > (var_1_3)) ? (var_1_2) : (var_1_3)))) : (var_1_4))) < var_1_5 [L41] var_1_1 = ((((var_1_6) > ((var_1_7 - var_1_8))) ? (var_1_6) : ((var_1_7 - var_1_8)))) VAL [isInitial=1, var_1_10=-16, var_1_11=3150951175, var_1_12=3150951176, var_1_16=4, var_1_18=-64, var_1_19=-32, var_1_1=0, var_1_3=3150951177, var_1_4=3150951174, var_1_5=3150951178, var_1_6=0, var_1_7=2147483647, var_1_8=2147483647, var_1_9=1] [L49] var_1_19 = -2 VAL [isInitial=1, var_1_10=-16, var_1_11=3150951175, var_1_12=3150951176, var_1_16=4, var_1_18=-64, var_1_19=-2, var_1_1=0, var_1_3=3150951177, var_1_4=3150951174, var_1_5=3150951178, var_1_6=0, var_1_7=2147483647, var_1_8=2147483647, var_1_9=1] [L50] COND TRUE \read(var_1_9) VAL [isInitial=1, var_1_10=-16, var_1_11=3150951175, var_1_12=3150951176, var_1_16=4, var_1_18=-64, var_1_19=-2, var_1_1=0, var_1_3=3150951177, var_1_4=3150951174, var_1_5=3150951178, var_1_6=0, var_1_7=2147483647, var_1_8=2147483647, var_1_9=1] [L51] COND TRUE 255.5f != (var_1_11 - var_1_12) [L52] var_1_10 = ((((((((var_1_19) > (var_1_19)) ? (var_1_19) : (var_1_19)))) > (var_1_19)) ? (((((var_1_19) > (var_1_19)) ? (var_1_19) : (var_1_19)))) : (var_1_19))) VAL [isInitial=1, var_1_10=-2, var_1_11=3150951175, var_1_12=3150951176, var_1_16=4, var_1_18=-64, var_1_19=-2, var_1_1=0, var_1_3=3150951177, var_1_4=3150951174, var_1_5=3150951178, var_1_6=0, var_1_7=2147483647, var_1_8=2147483647, var_1_9=1] [L59] COND TRUE \read(var_1_9) [L60] var_1_16 = ((((var_1_19) < 0 ) ? -(var_1_19) : (var_1_19))) VAL [isInitial=1, var_1_10=-2, var_1_11=3150951175, var_1_12=3150951176, var_1_16=2, var_1_18=-64, var_1_19=-2, var_1_1=0, var_1_3=3150951177, var_1_4=3150951174, var_1_5=3150951178, var_1_6=0, var_1_7=2147483647, var_1_8=2147483647, var_1_9=1] [L62] var_1_18 = var_1_19 VAL [isInitial=1, var_1_10=-2, var_1_11=3150951175, var_1_12=3150951176, var_1_16=2, var_1_18=-2, var_1_19=-2, var_1_1=0, var_1_3=3150951177, var_1_4=3150951174, var_1_5=3150951178, var_1_6=0, var_1_7=2147483647, var_1_8=2147483647, var_1_9=1] [L102] RET step() [L103] CALL, EXPR property() [L93-L94] return (((((((((((((var_1_2) > (var_1_3)) ? (var_1_2) : (var_1_3)))) < (var_1_4)) ? (((((var_1_2) > (var_1_3)) ? (var_1_2) : (var_1_3)))) : (var_1_4))) < var_1_5) ? (var_1_1 == ((unsigned long int) ((((var_1_6) > ((var_1_7 - var_1_8))) ? (var_1_6) : ((var_1_7 - var_1_8)))))) : (var_1_9 ? (var_1_1 == ((unsigned long int) var_1_7)) : (var_1_1 == ((unsigned long int) var_1_6)))) && (var_1_9 ? ((255.5f != (var_1_11 - var_1_12)) ? (var_1_10 == ((signed short int) ((((((((var_1_19) > (var_1_19)) ? (var_1_19) : (var_1_19)))) > (var_1_19)) ? (((((var_1_19) > (var_1_19)) ? (var_1_19) : (var_1_19)))) : (var_1_19))))) : 1) : ((var_1_4 <= var_1_3) ? (var_1_10 == ((signed short int) var_1_19)) : 1))) && (var_1_9 ? (var_1_16 == ((signed short int) ((((var_1_19) < 0 ) ? -(var_1_19) : (var_1_19))))) : 1)) && (var_1_18 == ((signed short int) var_1_19))) && (var_1_19 == ((signed char) -2)) ; VAL [\result=0, isInitial=1, var_1_10=-2, var_1_11=3150951175, var_1_12=3150951176, var_1_16=2, var_1_18=-2, var_1_19=-2, var_1_1=0, var_1_3=3150951177, var_1_4=3150951174, var_1_5=3150951178, var_1_6=0, var_1_7=2147483647, var_1_8=2147483647, var_1_9=1] [L103] RET, EXPR property() [L103] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=-2, var_1_11=3150951175, var_1_12=3150951176, var_1_16=2, var_1_18=-2, var_1_19=-2, var_1_1=0, var_1_3=3150951177, var_1_4=3150951174, var_1_5=3150951178, var_1_6=0, var_1_7=2147483647, var_1_8=2147483647, var_1_9=1] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=-2, var_1_11=3150951175, var_1_12=3150951176, var_1_16=2, var_1_18=-2, var_1_19=-2, var_1_1=0, var_1_3=3150951177, var_1_4=3150951174, var_1_5=3150951178, var_1_6=0, var_1_7=2147483647, var_1_8=2147483647, var_1_9=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 51 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.3s, OverallIterations: 2, TraceHistogramMax: 14, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 66 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 0 IncrementalHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 66 mSDtfsCounter, 0 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 44 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=51occurred in iteration=0, InterpolantAutomatonStates: 2, 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, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 190 NumberOfCodeBlocks, 190 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 94 ConstructedInterpolants, 0 QuantifiedInterpolants, 94 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 364/364 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 [2023-11-06 22:48:30,155 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eede140d-b9b9-4cd0-aba8-59281b7f5292/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with 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_eede140d-b9b9-4cd0-aba8-59281b7f5292/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eede140d-b9b9-4cd0-aba8-59281b7f5292/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_eede140d-b9b9-4cd0-aba8-59281b7f5292/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eede140d-b9b9-4cd0-aba8-59281b7f5292/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-74.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eede140d-b9b9-4cd0-aba8-59281b7f5292/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eede140d-b9b9-4cd0-aba8-59281b7f5292/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 0aa738c81893cf9e45d2ce8fedb94e44410f7bdb3842bfdfce6f2126b53b412a --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 22:48:33,251 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 22:48:33,365 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eede140d-b9b9-4cd0-aba8-59281b7f5292/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-06 22:48:33,372 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 22:48:33,372 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 22:48:33,399 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 22:48:33,400 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 22:48:33,401 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 22:48:33,402 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 22:48:33,402 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 22:48:33,403 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 22:48:33,404 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 22:48:33,404 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 22:48:33,405 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 22:48:33,406 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 22:48:33,406 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 22:48:33,407 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 22:48:33,407 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 22:48:33,408 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 22:48:33,409 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 22:48:33,409 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 22:48:33,410 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-06 22:48:33,410 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-06 22:48:33,411 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-06 22:48:33,411 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 22:48:33,412 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 22:48:33,413 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 22:48:33,413 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 22:48:33,414 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 22:48:33,414 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 22:48:33,415 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:48:33,415 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 22:48:33,416 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 22:48:33,416 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 22:48:33,417 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-06 22:48:33,417 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-06 22:48:33,417 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 22:48:33,417 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 22:48:33,418 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 22:48:33,418 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 22:48:33,418 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-06 22:48:33,419 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 22:48:33,419 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_eede140d-b9b9-4cd0-aba8-59281b7f5292/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eede140d-b9b9-4cd0-aba8-59281b7f5292/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0aa738c81893cf9e45d2ce8fedb94e44410f7bdb3842bfdfce6f2126b53b412a [2023-11-06 22:48:33,882 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 22:48:33,916 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 22:48:33,919 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 22:48:33,920 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 22:48:33,921 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 22:48:33,923 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eede140d-b9b9-4cd0-aba8-59281b7f5292/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-74.i [2023-11-06 22:48:37,196 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 22:48:37,479 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 22:48:37,479 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eede140d-b9b9-4cd0-aba8-59281b7f5292/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-74.i [2023-11-06 22:48:37,489 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eede140d-b9b9-4cd0-aba8-59281b7f5292/bin/uautomizer-verify-WvqO1wxjHP/data/a7881d8cd/0cbf1e960d6f49a395cc55d33ba2e985/FLAG51d5f42bf [2023-11-06 22:48:37,505 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eede140d-b9b9-4cd0-aba8-59281b7f5292/bin/uautomizer-verify-WvqO1wxjHP/data/a7881d8cd/0cbf1e960d6f49a395cc55d33ba2e985 [2023-11-06 22:48:37,508 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 22:48:37,509 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 22:48:37,511 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 22:48:37,511 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 22:48:37,516 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 22:48:37,517 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:48:37" (1/1) ... [2023-11-06 22:48:37,518 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6af443a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:48:37, skipping insertion in model container [2023-11-06 22:48:37,518 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:48:37" (1/1) ... [2023-11-06 22:48:37,548 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:48:37,796 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_eede140d-b9b9-4cd0-aba8-59281b7f5292/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-74.i[915,928] [2023-11-06 22:48:37,889 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:48:37,915 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 22:48:37,939 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_eede140d-b9b9-4cd0-aba8-59281b7f5292/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-74.i[915,928] [2023-11-06 22:48:37,989 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:48:38,009 INFO L206 MainTranslator]: Completed translation [2023-11-06 22:48:38,010 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:48:38 WrapperNode [2023-11-06 22:48:38,010 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 22:48:38,012 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 22:48:38,012 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 22:48:38,013 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 22:48:38,022 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:48:38" (1/1) ... [2023-11-06 22:48:38,053 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:48:38" (1/1) ... [2023-11-06 22:48:38,105 INFO L138 Inliner]: procedures = 27, calls = 27, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 107 [2023-11-06 22:48:38,105 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 22:48:38,106 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 22:48:38,106 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 22:48:38,106 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 22:48:38,119 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:48:38" (1/1) ... [2023-11-06 22:48:38,120 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:48:38" (1/1) ... [2023-11-06 22:48:38,136 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:48:38" (1/1) ... [2023-11-06 22:48:38,137 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:48:38" (1/1) ... [2023-11-06 22:48:38,164 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:48:38" (1/1) ... [2023-11-06 22:48:38,168 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:48:38" (1/1) ... [2023-11-06 22:48:38,186 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:48:38" (1/1) ... [2023-11-06 22:48:38,188 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:48:38" (1/1) ... [2023-11-06 22:48:38,193 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 22:48:38,194 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 22:48:38,194 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 22:48:38,194 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 22:48:38,196 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:48:38" (1/1) ... [2023-11-06 22:48:38,226 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:48:38,241 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eede140d-b9b9-4cd0-aba8-59281b7f5292/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:48:38,269 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eede140d-b9b9-4cd0-aba8-59281b7f5292/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 22:48:38,293 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eede140d-b9b9-4cd0-aba8-59281b7f5292/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 22:48:38,320 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 22:48:38,320 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-06 22:48:38,320 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-06 22:48:38,320 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-06 22:48:38,320 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 22:48:38,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 22:48:38,424 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 22:48:38,426 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 22:48:39,033 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 22:48:39,046 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 22:48:39,046 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-06 22:48:39,049 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:48:39 BoogieIcfgContainer [2023-11-06 22:48:39,049 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 22:48:39,053 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 22:48:39,053 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 22:48:39,057 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 22:48:39,057 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 10:48:37" (1/3) ... [2023-11-06 22:48:39,058 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60bda1ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:48:39, skipping insertion in model container [2023-11-06 22:48:39,058 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:48:38" (2/3) ... [2023-11-06 22:48:39,060 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60bda1ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:48:39, skipping insertion in model container [2023-11-06 22:48:39,060 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:48:39" (3/3) ... [2023-11-06 22:48:39,062 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount25_file-74.i [2023-11-06 22:48:39,083 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 22:48:39,083 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-06 22:48:39,157 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 22:48:39,165 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;@70b012f6, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 22:48:39,166 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-06 22:48:39,172 INFO L276 IsEmpty]: Start isEmpty. Operand has 51 states, 34 states have (on average 1.3235294117647058) internal successors, (45), 35 states have internal predecessors, (45), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2023-11-06 22:48:39,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2023-11-06 22:48:39,189 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:48:39,190 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:48:39,193 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:48:39,203 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:48:39,203 INFO L85 PathProgramCache]: Analyzing trace with hash -216477122, now seen corresponding path program 1 times [2023-11-06 22:48:39,219 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 22:48:39,219 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [223736909] [2023-11-06 22:48:39,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:48:39,220 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 [2023-11-06 22:48:39,220 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eede140d-b9b9-4cd0-aba8-59281b7f5292/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 22:48:39,226 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eede140d-b9b9-4cd0-aba8-59281b7f5292/bin/uautomizer-verify-WvqO1wxjHP/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) [2023-11-06 22:48:39,251 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eede140d-b9b9-4cd0-aba8-59281b7f5292/bin/uautomizer-verify-WvqO1wxjHP/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 [2023-11-06 22:48:39,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:48:39,673 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-06 22:48:39,682 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:48:39,751 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 170 proven. 0 refuted. 0 times theorem prover too weak. 194 trivial. 0 not checked. [2023-11-06 22:48:39,751 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:48:39,752 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 22:48:39,752 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [223736909] [2023-11-06 22:48:39,753 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [223736909] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:48:39,753 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:48:39,753 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 22:48:39,755 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2028793604] [2023-11-06 22:48:39,756 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:48:39,761 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-06 22:48:39,762 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 22:48:39,802 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-06 22:48:39,802 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 22:48:39,805 INFO L87 Difference]: Start difference. First operand has 51 states, 34 states have (on average 1.3235294117647058) internal successors, (45), 35 states have internal predecessors, (45), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) Second operand has 2 states, 2 states have (on average 16.0) internal successors, (32), 2 states have internal predecessors, (32), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2023-11-06 22:48:39,844 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:48:39,844 INFO L93 Difference]: Finished difference Result 95 states and 154 transitions. [2023-11-06 22:48:39,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 22:48:39,847 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 16.0) internal successors, (32), 2 states have internal predecessors, (32), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 95 [2023-11-06 22:48:39,848 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:48:39,857 INFO L225 Difference]: With dead ends: 95 [2023-11-06 22:48:39,858 INFO L226 Difference]: Without dead ends: 47 [2023-11-06 22:48:39,863 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 94 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 22:48:39,867 INFO L413 NwaCegarLoop]: 66 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, 66 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 22:48:39,868 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 66 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 22:48:39,885 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states. [2023-11-06 22:48:39,914 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 47. [2023-11-06 22:48:39,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 47 states, 31 states have (on average 1.2258064516129032) internal successors, (38), 31 states have internal predecessors, (38), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2023-11-06 22:48:39,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 66 transitions. [2023-11-06 22:48:39,920 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 66 transitions. Word has length 95 [2023-11-06 22:48:39,920 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:48:39,920 INFO L495 AbstractCegarLoop]: Abstraction has 47 states and 66 transitions. [2023-11-06 22:48:39,921 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 16.0) internal successors, (32), 2 states have internal predecessors, (32), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2023-11-06 22:48:39,921 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 66 transitions. [2023-11-06 22:48:39,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2023-11-06 22:48:39,928 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:48:39,929 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:48:39,946 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eede140d-b9b9-4cd0-aba8-59281b7f5292/bin/uautomizer-verify-WvqO1wxjHP/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 [2023-11-06 22:48:40,144 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eede140d-b9b9-4cd0-aba8-59281b7f5292/bin/uautomizer-verify-WvqO1wxjHP/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 [2023-11-06 22:48:40,144 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:48:40,145 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:48:40,145 INFO L85 PathProgramCache]: Analyzing trace with hash -1376337870, now seen corresponding path program 1 times [2023-11-06 22:48:40,146 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 22:48:40,146 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1789616014] [2023-11-06 22:48:40,146 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:48:40,147 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 [2023-11-06 22:48:40,147 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eede140d-b9b9-4cd0-aba8-59281b7f5292/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 22:48:40,148 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eede140d-b9b9-4cd0-aba8-59281b7f5292/bin/uautomizer-verify-WvqO1wxjHP/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) [2023-11-06 22:48:40,180 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eede140d-b9b9-4cd0-aba8-59281b7f5292/bin/uautomizer-verify-WvqO1wxjHP/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 [2023-11-06 22:48:40,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:48:40,439 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-06 22:48:40,450 INFO L285 TraceCheckSpWp]: Computing forward predicates...