./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-10.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-10.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5eaef6984bac193e62a6065e1cf2471dce8c48b34819c0f610f9e55fe3174153 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 07:11:39,358 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 07:11:39,426 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-29 07:11:39,430 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 07:11:39,431 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 07:11:39,453 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 07:11:39,453 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 07:11:39,454 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 07:11:39,455 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 07:11:39,455 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 07:11:39,456 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 07:11:39,456 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 07:11:39,457 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 07:11:39,457 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 07:11:39,458 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 07:11:39,458 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 07:11:39,459 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 07:11:39,459 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 07:11:39,460 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 07:11:39,460 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 07:11:39,461 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 07:11:39,461 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 07:11:39,462 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 07:11:39,462 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 07:11:39,462 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 07:11:39,463 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 07:11:39,463 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 07:11:39,464 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 07:11:39,464 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 07:11:39,464 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 07:11:39,465 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 07:11:39,465 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 07:11:39,466 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 07:11:39,466 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 07:11:39,467 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 07:11:39,467 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-29 07:11:39,467 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-29 07:11:39,468 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 07:11:39,468 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 07:11:39,468 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 07:11:39,468 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 07:11:39,469 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 07:11:39,469 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_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5eaef6984bac193e62a6065e1cf2471dce8c48b34819c0f610f9e55fe3174153 [2023-11-29 07:11:39,709 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 07:11:39,736 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 07:11:39,747 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 07:11:39,748 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 07:11:39,748 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 07:11:39,750 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-10.i [2023-11-29 07:11:42,451 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 07:11:42,640 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 07:11:42,640 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-10.i [2023-11-29 07:11:42,652 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/data/510a2ba80/3ab872c1c5014fae93ee2437819a4618/FLAG55481af99 [2023-11-29 07:11:42,666 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/data/510a2ba80/3ab872c1c5014fae93ee2437819a4618 [2023-11-29 07:11:42,668 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 07:11:42,670 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 07:11:42,671 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 07:11:42,672 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 07:11:42,677 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 07:11:42,678 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 07:11:42" (1/1) ... [2023-11-29 07:11:42,679 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@271d8980 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:11:42, skipping insertion in model container [2023-11-29 07:11:42,679 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 07:11:42" (1/1) ... [2023-11-29 07:11:42,718 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 07:11:42,867 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_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-10.i[916,929] [2023-11-29 07:11:42,947 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 07:11:42,960 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 07:11:42,973 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_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-10.i[916,929] [2023-11-29 07:11:43,016 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 07:11:43,034 INFO L206 MainTranslator]: Completed translation [2023-11-29 07:11:43,035 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:11:43 WrapperNode [2023-11-29 07:11:43,035 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 07:11:43,036 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 07:11:43,036 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 07:11:43,036 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 07:11:43,044 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:11:43" (1/1) ... [2023-11-29 07:11:43,057 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:11:43" (1/1) ... [2023-11-29 07:11:43,101 INFO L138 Inliner]: procedures = 26, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 295 [2023-11-29 07:11:43,102 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 07:11:43,102 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 07:11:43,102 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 07:11:43,103 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 07:11:43,112 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:11:43" (1/1) ... [2023-11-29 07:11:43,113 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:11:43" (1/1) ... [2023-11-29 07:11:43,118 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:11:43" (1/1) ... [2023-11-29 07:11:43,164 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2023-11-29 07:11:43,164 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:11:43" (1/1) ... [2023-11-29 07:11:43,165 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:11:43" (1/1) ... [2023-11-29 07:11:43,195 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:11:43" (1/1) ... [2023-11-29 07:11:43,199 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:11:43" (1/1) ... [2023-11-29 07:11:43,206 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:11:43" (1/1) ... [2023-11-29 07:11:43,210 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:11:43" (1/1) ... [2023-11-29 07:11:43,222 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 07:11:43,223 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 07:11:43,223 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 07:11:43,223 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 07:11:43,224 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:11:43" (1/1) ... [2023-11-29 07:11:43,231 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 07:11:43,242 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 07:11:43,254 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 07:11:43,261 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 07:11:43,290 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 07:11:43,290 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-29 07:11:43,290 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-29 07:11:43,291 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-29 07:11:43,291 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 07:11:43,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 07:11:43,380 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 07:11:43,382 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 07:11:43,866 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 07:11:43,895 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 07:11:43,896 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 07:11:43,896 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 07:11:43 BoogieIcfgContainer [2023-11-29 07:11:43,896 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 07:11:43,900 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 07:11:43,900 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 07:11:43,903 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 07:11:43,903 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 07:11:42" (1/3) ... [2023-11-29 07:11:43,904 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f53c147 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 07:11:43, skipping insertion in model container [2023-11-29 07:11:43,904 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:11:43" (2/3) ... [2023-11-29 07:11:43,905 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f53c147 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 07:11:43, skipping insertion in model container [2023-11-29 07:11:43,905 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 07:11:43" (3/3) ... [2023-11-29 07:11:43,906 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-10.i [2023-11-29 07:11:43,927 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 07:11:43,927 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 07:11:43,978 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 07:11:43,984 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@2ad4f600, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 07:11:43,985 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 07:11:43,990 INFO L276 IsEmpty]: Start isEmpty. Operand has 112 states, 81 states have (on average 1.5308641975308641) internal successors, (124), 82 states have internal predecessors, (124), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-29 07:11:44,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2023-11-29 07:11:44,008 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 07:11:44,009 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 07:11:44,010 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 07:11:44,014 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 07:11:44,014 INFO L85 PathProgramCache]: Analyzing trace with hash -1651272981, now seen corresponding path program 1 times [2023-11-29 07:11:44,021 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 07:11:44,021 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1746192909] [2023-11-29 07:11:44,022 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 07:11:44,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 07:11:44,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 07:11:44,242 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 07:11:44,243 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1746192909] [2023-11-29 07:11:44,243 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-29 07:11:44,244 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1037937398] [2023-11-29 07:11:44,244 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 07:11:44,244 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 07:11:44,244 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 07:11:44,248 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 07:11:44,253 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-29 07:11:44,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 07:11:44,478 INFO L262 TraceCheckSpWp]: Trace formula consists of 451 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-29 07:11:44,488 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 07:11:44,533 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 1458 trivial. 0 not checked. [2023-11-29 07:11:44,533 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 07:11:44,534 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1037937398] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 07:11:44,534 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 07:11:44,534 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 07:11:44,537 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2128006997] [2023-11-29 07:11:44,538 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 07:11:44,543 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-29 07:11:44,543 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 07:11:44,568 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-29 07:11:44,569 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 07:11:44,571 INFO L87 Difference]: Start difference. First operand has 112 states, 81 states have (on average 1.5308641975308641) internal successors, (124), 82 states have internal predecessors, (124), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) Second operand has 2 states, 2 states have (on average 26.5) internal successors, (53), 2 states have internal predecessors, (53), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 2 states have call successors, (28) [2023-11-29 07:11:44,614 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 07:11:44,614 INFO L93 Difference]: Finished difference Result 221 states and 386 transitions. [2023-11-29 07:11:44,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-29 07:11:44,617 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 26.5) internal successors, (53), 2 states have internal predecessors, (53), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 2 states have call successors, (28) Word has length 188 [2023-11-29 07:11:44,617 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 07:11:44,624 INFO L225 Difference]: With dead ends: 221 [2023-11-29 07:11:44,625 INFO L226 Difference]: Without dead ends: 110 [2023-11-29 07:11:44,628 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 187 GetRequests, 187 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 07:11:44,631 INFO L413 NwaCegarLoop]: 172 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 172 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 07:11:44,632 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 172 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 07:11:44,645 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2023-11-29 07:11:44,673 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 110. [2023-11-29 07:11:44,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 110 states, 80 states have (on average 1.4875) internal successors, (119), 80 states have internal predecessors, (119), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-29 07:11:44,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 175 transitions. [2023-11-29 07:11:44,680 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 175 transitions. Word has length 188 [2023-11-29 07:11:44,680 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 07:11:44,680 INFO L495 AbstractCegarLoop]: Abstraction has 110 states and 175 transitions. [2023-11-29 07:11:44,681 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 26.5) internal successors, (53), 2 states have internal predecessors, (53), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 2 states have call successors, (28) [2023-11-29 07:11:44,681 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 175 transitions. [2023-11-29 07:11:44,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2023-11-29 07:11:44,686 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 07:11:44,686 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 07:11:44,692 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-29 07:11:44,888 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-29 07:11:44,889 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 07:11:44,889 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 07:11:44,889 INFO L85 PathProgramCache]: Analyzing trace with hash 47229291, now seen corresponding path program 1 times [2023-11-29 07:11:44,889 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 07:11:44,890 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1867315337] [2023-11-29 07:11:44,890 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 07:11:44,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 07:11:44,957 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 07:11:44,957 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1568191606] [2023-11-29 07:11:44,958 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 07:11:44,958 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 07:11:44,958 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 07:11:44,959 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 07:11:44,965 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-29 07:11:45,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 07:11:45,129 INFO L262 TraceCheckSpWp]: Trace formula consists of 451 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-29 07:11:45,138 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 07:11:45,194 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2023-11-29 07:11:45,195 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 07:11:45,195 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 07:11:45,195 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1867315337] [2023-11-29 07:11:45,195 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 07:11:45,195 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1568191606] [2023-11-29 07:11:45,196 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1568191606] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 07:11:45,196 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 07:11:45,196 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 07:11:45,196 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1688833049] [2023-11-29 07:11:45,197 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 07:11:45,198 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 07:11:45,198 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 07:11:45,199 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 07:11:45,200 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 07:11:45,200 INFO L87 Difference]: Start difference. First operand 110 states and 175 transitions. Second operand has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-29 07:11:45,235 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 07:11:45,235 INFO L93 Difference]: Finished difference Result 219 states and 349 transitions. [2023-11-29 07:11:45,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 07:11:45,236 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 188 [2023-11-29 07:11:45,237 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 07:11:45,239 INFO L225 Difference]: With dead ends: 219 [2023-11-29 07:11:45,239 INFO L226 Difference]: Without dead ends: 110 [2023-11-29 07:11:45,241 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 187 GetRequests, 186 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 07:11:45,242 INFO L413 NwaCegarLoop]: 170 mSDtfsCounter, 53 mSDsluCounter, 115 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 53 SdHoareTripleChecker+Valid, 285 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 07:11:45,243 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [53 Valid, 285 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 07:11:45,244 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2023-11-29 07:11:45,256 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 110. [2023-11-29 07:11:45,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 110 states, 80 states have (on average 1.475) internal successors, (118), 80 states have internal predecessors, (118), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-29 07:11:45,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 174 transitions. [2023-11-29 07:11:45,258 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 174 transitions. Word has length 188 [2023-11-29 07:11:45,260 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 07:11:45,260 INFO L495 AbstractCegarLoop]: Abstraction has 110 states and 174 transitions. [2023-11-29 07:11:45,261 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-29 07:11:45,261 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 174 transitions. [2023-11-29 07:11:45,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2023-11-29 07:11:45,265 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 07:11:45,265 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 07:11:45,271 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-11-29 07:11:45,471 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 07:11:45,472 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 07:11:45,472 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 07:11:45,472 INFO L85 PathProgramCache]: Analyzing trace with hash 109268905, now seen corresponding path program 1 times [2023-11-29 07:11:45,472 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 07:11:45,473 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2093912644] [2023-11-29 07:11:45,473 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 07:11:45,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 07:11:45,527 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 07:11:45,528 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [375985252] [2023-11-29 07:11:45,528 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 07:11:45,528 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 07:11:45,529 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 07:11:45,530 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 07:11:45,533 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-29 07:11:45,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 07:11:45,713 INFO L262 TraceCheckSpWp]: Trace formula consists of 449 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-29 07:11:45,720 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 07:11:46,028 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 231 proven. 75 refuted. 0 times theorem prover too weak. 1206 trivial. 0 not checked. [2023-11-29 07:11:46,028 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 07:11:46,302 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 6 proven. 75 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2023-11-29 07:11:46,303 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 07:11:46,303 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2093912644] [2023-11-29 07:11:46,303 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 07:11:46,303 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [375985252] [2023-11-29 07:11:46,303 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [375985252] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 07:11:46,304 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 07:11:46,304 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2023-11-29 07:11:46,304 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [274117394] [2023-11-29 07:11:46,304 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 07:11:46,305 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-29 07:11:46,305 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 07:11:46,306 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-29 07:11:46,307 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-29 07:11:46,307 INFO L87 Difference]: Start difference. First operand 110 states and 174 transitions. Second operand has 8 states, 8 states have (on average 10.375) internal successors, (83), 8 states have internal predecessors, (83), 3 states have call successors, (53), 2 states have call predecessors, (53), 4 states have return successors, (54), 3 states have call predecessors, (54), 3 states have call successors, (54) [2023-11-29 07:11:46,580 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 07:11:46,581 INFO L93 Difference]: Finished difference Result 225 states and 352 transitions. [2023-11-29 07:11:46,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-29 07:11:46,582 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 10.375) internal successors, (83), 8 states have internal predecessors, (83), 3 states have call successors, (53), 2 states have call predecessors, (53), 4 states have return successors, (54), 3 states have call predecessors, (54), 3 states have call successors, (54) Word has length 188 [2023-11-29 07:11:46,583 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 07:11:46,584 INFO L225 Difference]: With dead ends: 225 [2023-11-29 07:11:46,584 INFO L226 Difference]: Without dead ends: 116 [2023-11-29 07:11:46,586 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 378 GetRequests, 368 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=53, Invalid=79, Unknown=0, NotChecked=0, Total=132 [2023-11-29 07:11:46,587 INFO L413 NwaCegarLoop]: 132 mSDtfsCounter, 274 mSDsluCounter, 203 mSDsCounter, 0 mSdLazyCounter, 178 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 276 SdHoareTripleChecker+Valid, 335 SdHoareTripleChecker+Invalid, 193 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 178 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 07:11:46,588 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [276 Valid, 335 Invalid, 193 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 178 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 07:11:46,589 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2023-11-29 07:11:46,604 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 114. [2023-11-29 07:11:46,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 114 states, 83 states have (on average 1.4337349397590362) internal successors, (119), 83 states have internal predecessors, (119), 28 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-29 07:11:46,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 175 transitions. [2023-11-29 07:11:46,606 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 175 transitions. Word has length 188 [2023-11-29 07:11:46,607 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 07:11:46,607 INFO L495 AbstractCegarLoop]: Abstraction has 114 states and 175 transitions. [2023-11-29 07:11:46,607 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 10.375) internal successors, (83), 8 states have internal predecessors, (83), 3 states have call successors, (53), 2 states have call predecessors, (53), 4 states have return successors, (54), 3 states have call predecessors, (54), 3 states have call successors, (54) [2023-11-29 07:11:46,608 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 175 transitions. [2023-11-29 07:11:46,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2023-11-29 07:11:46,611 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 07:11:46,611 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 07:11:46,616 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2023-11-29 07:11:46,811 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 07:11:46,812 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 07:11:46,812 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 07:11:46,813 INFO L85 PathProgramCache]: Analyzing trace with hash 329139522, now seen corresponding path program 1 times [2023-11-29 07:11:46,813 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 07:11:46,813 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [68059294] [2023-11-29 07:11:46,813 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 07:11:46,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 07:11:46,853 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 07:11:46,853 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1366438863] [2023-11-29 07:11:46,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 07:11:46,854 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 07:11:46,854 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 07:11:46,855 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 07:11:46,858 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-29 07:11:47,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 07:11:47,039 INFO L262 TraceCheckSpWp]: Trace formula consists of 448 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-29 07:11:47,045 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 07:11:47,698 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2023-11-29 07:11:47,698 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 07:11:47,698 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 07:11:47,698 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [68059294] [2023-11-29 07:11:47,698 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 07:11:47,699 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1366438863] [2023-11-29 07:11:47,699 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1366438863] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 07:11:47,699 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 07:11:47,699 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 07:11:47,699 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [581565988] [2023-11-29 07:11:47,699 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 07:11:47,700 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 07:11:47,700 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 07:11:47,701 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 07:11:47,701 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 07:11:47,702 INFO L87 Difference]: Start difference. First operand 114 states and 175 transitions. Second operand has 4 states, 4 states have (on average 13.0) internal successors, (52), 3 states have internal predecessors, (52), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-29 07:11:47,926 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 07:11:47,926 INFO L93 Difference]: Finished difference Result 391 states and 603 transitions. [2023-11-29 07:11:47,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 07:11:47,927 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.0) internal successors, (52), 3 states have internal predecessors, (52), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 189 [2023-11-29 07:11:47,928 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 07:11:47,931 INFO L225 Difference]: With dead ends: 391 [2023-11-29 07:11:47,931 INFO L226 Difference]: Without dead ends: 278 [2023-11-29 07:11:47,932 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 189 GetRequests, 186 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-29 07:11:47,933 INFO L413 NwaCegarLoop]: 188 mSDtfsCounter, 239 mSDsluCounter, 315 mSDsCounter, 0 mSdLazyCounter, 48 mSolverCounterSat, 60 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 239 SdHoareTripleChecker+Valid, 503 SdHoareTripleChecker+Invalid, 108 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 48 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 07:11:47,934 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [239 Valid, 503 Invalid, 108 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 48 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 07:11:47,935 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 278 states. [2023-11-29 07:11:47,971 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 278 to 257. [2023-11-29 07:11:47,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 257 states, 196 states have (on average 1.4489795918367347) internal successors, (284), 196 states have internal predecessors, (284), 56 states have call successors, (56), 4 states have call predecessors, (56), 4 states have return successors, (56), 56 states have call predecessors, (56), 56 states have call successors, (56) [2023-11-29 07:11:47,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 257 states and 396 transitions. [2023-11-29 07:11:47,975 INFO L78 Accepts]: Start accepts. Automaton has 257 states and 396 transitions. Word has length 189 [2023-11-29 07:11:47,976 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 07:11:47,976 INFO L495 AbstractCegarLoop]: Abstraction has 257 states and 396 transitions. [2023-11-29 07:11:47,976 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.0) internal successors, (52), 3 states have internal predecessors, (52), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-29 07:11:47,976 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 396 transitions. [2023-11-29 07:11:47,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2023-11-29 07:11:47,980 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 07:11:47,980 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 07:11:47,987 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2023-11-29 07:11:48,182 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 07:11:48,182 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 07:11:48,182 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 07:11:48,182 INFO L85 PathProgramCache]: Analyzing trace with hash 705851202, now seen corresponding path program 1 times [2023-11-29 07:11:48,183 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 07:11:48,183 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1570431543] [2023-11-29 07:11:48,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 07:11:48,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 07:11:48,223 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 07:11:48,223 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [646032189] [2023-11-29 07:11:48,223 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 07:11:48,223 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 07:11:48,223 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 07:11:48,224 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 07:11:48,227 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-29 07:11:48,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 07:11:48,399 INFO L262 TraceCheckSpWp]: Trace formula consists of 453 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-29 07:11:48,405 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 07:11:48,495 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 277 proven. 6 refuted. 0 times theorem prover too weak. 1229 trivial. 0 not checked. [2023-11-29 07:11:48,495 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 07:11:48,692 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 75 proven. 6 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2023-11-29 07:11:48,692 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 07:11:48,692 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1570431543] [2023-11-29 07:11:48,692 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 07:11:48,693 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [646032189] [2023-11-29 07:11:48,694 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [646032189] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 07:11:48,694 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 07:11:48,694 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 9 [2023-11-29 07:11:48,695 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [28660508] [2023-11-29 07:11:48,695 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 07:11:48,695 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-29 07:11:48,696 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 07:11:48,696 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-29 07:11:48,696 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2023-11-29 07:11:48,697 INFO L87 Difference]: Start difference. First operand 257 states and 396 transitions. Second operand has 9 states, 9 states have (on average 7.111111111111111) internal successors, (64), 9 states have internal predecessors, (64), 2 states have call successors, (30), 2 states have call predecessors, (30), 4 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2023-11-29 07:11:49,538 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 07:11:49,538 INFO L93 Difference]: Finished difference Result 1046 states and 1581 transitions. [2023-11-29 07:11:49,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2023-11-29 07:11:49,539 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 7.111111111111111) internal successors, (64), 9 states have internal predecessors, (64), 2 states have call successors, (30), 2 states have call predecessors, (30), 4 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) Word has length 190 [2023-11-29 07:11:49,540 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 07:11:49,547 INFO L225 Difference]: With dead ends: 1046 [2023-11-29 07:11:49,547 INFO L226 Difference]: Without dead ends: 790 [2023-11-29 07:11:49,549 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 398 GetRequests, 372 SyntacticMatches, 1 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 138 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=206, Invalid=496, Unknown=0, NotChecked=0, Total=702 [2023-11-29 07:11:49,550 INFO L413 NwaCegarLoop]: 221 mSDtfsCounter, 682 mSDsluCounter, 678 mSDsCounter, 0 mSdLazyCounter, 488 mSolverCounterSat, 213 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 710 SdHoareTripleChecker+Valid, 899 SdHoareTripleChecker+Invalid, 701 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 213 IncrementalHoareTripleChecker+Valid, 488 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-11-29 07:11:49,550 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [710 Valid, 899 Invalid, 701 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [213 Valid, 488 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-11-29 07:11:49,552 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 790 states. [2023-11-29 07:11:49,600 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 790 to 283. [2023-11-29 07:11:49,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 283 states, 220 states have (on average 1.4272727272727272) internal successors, (314), 220 states have internal predecessors, (314), 56 states have call successors, (56), 6 states have call predecessors, (56), 6 states have return successors, (56), 56 states have call predecessors, (56), 56 states have call successors, (56) [2023-11-29 07:11:49,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 283 states and 426 transitions. [2023-11-29 07:11:49,604 INFO L78 Accepts]: Start accepts. Automaton has 283 states and 426 transitions. Word has length 190 [2023-11-29 07:11:49,605 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 07:11:49,605 INFO L495 AbstractCegarLoop]: Abstraction has 283 states and 426 transitions. [2023-11-29 07:11:49,605 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 7.111111111111111) internal successors, (64), 9 states have internal predecessors, (64), 2 states have call successors, (30), 2 states have call predecessors, (30), 4 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2023-11-29 07:11:49,605 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 426 transitions. [2023-11-29 07:11:49,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2023-11-29 07:11:49,608 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 07:11:49,608 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 07:11:49,615 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2023-11-29 07:11:49,808 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 07:11:49,809 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 07:11:49,809 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 07:11:49,809 INFO L85 PathProgramCache]: Analyzing trace with hash -698293058, now seen corresponding path program 1 times [2023-11-29 07:11:49,809 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 07:11:49,810 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [950706430] [2023-11-29 07:11:49,810 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 07:11:49,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 07:11:49,840 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 07:11:49,841 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1806417698] [2023-11-29 07:11:49,841 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 07:11:49,841 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 07:11:49,841 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 07:11:49,842 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 07:11:49,844 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-29 07:11:50,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 07:11:50,030 INFO L262 TraceCheckSpWp]: Trace formula consists of 453 conjuncts, 57 conjunts are in the unsatisfiable core [2023-11-29 07:11:50,038 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 07:11:54,169 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 987 proven. 282 refuted. 0 times theorem prover too weak. 243 trivial. 0 not checked. [2023-11-29 07:11:54,169 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 07:12:11,924 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 07:12:11,924 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [950706430] [2023-11-29 07:12:11,924 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 07:12:11,924 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1806417698] [2023-11-29 07:12:11,924 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1806417698] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 07:12:11,925 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2023-11-29 07:12:11,925 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31] total 31 [2023-11-29 07:12:11,925 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [850951136] [2023-11-29 07:12:11,925 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2023-11-29 07:12:11,925 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 32 states [2023-11-29 07:12:11,926 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 07:12:11,927 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2023-11-29 07:12:11,928 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=272, Invalid=1368, Unknown=0, NotChecked=0, Total=1640 [2023-11-29 07:12:11,928 INFO L87 Difference]: Start difference. First operand 283 states and 426 transitions. Second operand has 32 states, 32 states have (on average 2.6875) internal successors, (86), 29 states have internal predecessors, (86), 8 states have call successors, (28), 8 states have call predecessors, (28), 12 states have return successors, (28), 7 states have call predecessors, (28), 8 states have call successors, (28) [2023-11-29 07:12:19,786 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 07:12:24,071 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 07:12:24,644 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 07:12:24,644 INFO L93 Difference]: Finished difference Result 656 states and 956 transitions. [2023-11-29 07:12:24,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2023-11-29 07:12:24,645 INFO L78 Accepts]: Start accepts. Automaton has has 32 states, 32 states have (on average 2.6875) internal successors, (86), 29 states have internal predecessors, (86), 8 states have call successors, (28), 8 states have call predecessors, (28), 12 states have return successors, (28), 7 states have call predecessors, (28), 8 states have call successors, (28) Word has length 190 [2023-11-29 07:12:24,645 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 07:12:24,648 INFO L225 Difference]: With dead ends: 656 [2023-11-29 07:12:24,648 INFO L226 Difference]: Without dead ends: 374 [2023-11-29 07:12:24,650 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 242 GetRequests, 184 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 866 ImplicationChecksByTransitivity, 8.9s TimeCoverageRelationStatistics Valid=714, Invalid=2826, Unknown=0, NotChecked=0, Total=3540 [2023-11-29 07:12:24,651 INFO L413 NwaCegarLoop]: 170 mSDtfsCounter, 533 mSDsluCounter, 1236 mSDsCounter, 0 mSdLazyCounter, 1600 mSolverCounterSat, 14 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 533 SdHoareTripleChecker+Valid, 1406 SdHoareTripleChecker+Invalid, 1616 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 1600 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.4s IncrementalHoareTripleChecker+Time [2023-11-29 07:12:24,652 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [533 Valid, 1406 Invalid, 1616 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 1600 Invalid, 2 Unknown, 0 Unchecked, 9.4s Time] [2023-11-29 07:12:24,653 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 374 states. [2023-11-29 07:12:24,685 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 374 to 314. [2023-11-29 07:12:24,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 314 states, 244 states have (on average 1.3852459016393444) internal successors, (338), 244 states have internal predecessors, (338), 56 states have call successors, (56), 13 states have call predecessors, (56), 13 states have return successors, (56), 56 states have call predecessors, (56), 56 states have call successors, (56) [2023-11-29 07:12:24,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 314 states and 450 transitions. [2023-11-29 07:12:24,689 INFO L78 Accepts]: Start accepts. Automaton has 314 states and 450 transitions. Word has length 190 [2023-11-29 07:12:24,689 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 07:12:24,689 INFO L495 AbstractCegarLoop]: Abstraction has 314 states and 450 transitions. [2023-11-29 07:12:24,690 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 32 states, 32 states have (on average 2.6875) internal successors, (86), 29 states have internal predecessors, (86), 8 states have call successors, (28), 8 states have call predecessors, (28), 12 states have return successors, (28), 7 states have call predecessors, (28), 8 states have call successors, (28) [2023-11-29 07:12:24,690 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 450 transitions. [2023-11-29 07:12:24,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2023-11-29 07:12:24,693 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 07:12:24,693 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 07:12:24,699 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2023-11-29 07:12:24,893 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 07:12:24,894 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 07:12:24,894 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 07:12:24,894 INFO L85 PathProgramCache]: Analyzing trace with hash -574012476, now seen corresponding path program 1 times [2023-11-29 07:12:24,894 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 07:12:24,894 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1730756047] [2023-11-29 07:12:24,894 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 07:12:24,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 07:12:24,921 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 07:12:24,921 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1049460836] [2023-11-29 07:12:24,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 07:12:24,922 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 07:12:24,922 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 07:12:24,923 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 07:12:24,926 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-11-29 07:12:25,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 07:12:25,094 INFO L262 TraceCheckSpWp]: Trace formula consists of 453 conjuncts, 36 conjunts are in the unsatisfiable core [2023-11-29 07:12:25,099 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 07:12:27,189 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 1089 proven. 135 refuted. 0 times theorem prover too weak. 288 trivial. 0 not checked. [2023-11-29 07:12:27,189 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 07:12:35,403 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 07:12:35,404 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1730756047] [2023-11-29 07:12:35,404 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 07:12:35,404 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1049460836] [2023-11-29 07:12:35,404 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1049460836] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 07:12:35,404 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2023-11-29 07:12:35,404 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24] total 24 [2023-11-29 07:12:35,404 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1476587045] [2023-11-29 07:12:35,405 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2023-11-29 07:12:35,405 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2023-11-29 07:12:35,405 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 07:12:35,406 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2023-11-29 07:12:35,407 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=184, Invalid=746, Unknown=0, NotChecked=0, Total=930 [2023-11-29 07:12:35,407 INFO L87 Difference]: Start difference. First operand 314 states and 450 transitions. Second operand has 25 states, 25 states have (on average 3.2) internal successors, (80), 23 states have internal predecessors, (80), 7 states have call successors, (28), 7 states have call predecessors, (28), 10 states have return successors, (28), 6 states have call predecessors, (28), 7 states have call successors, (28) [2023-11-29 07:12:37,279 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 07:12:37,279 INFO L93 Difference]: Finished difference Result 709 states and 1008 transitions. [2023-11-29 07:12:37,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2023-11-29 07:12:37,279 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 25 states have (on average 3.2) internal successors, (80), 23 states have internal predecessors, (80), 7 states have call successors, (28), 7 states have call predecessors, (28), 10 states have return successors, (28), 6 states have call predecessors, (28), 7 states have call successors, (28) Word has length 190 [2023-11-29 07:12:37,280 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 07:12:37,284 INFO L225 Difference]: With dead ends: 709 [2023-11-29 07:12:37,284 INFO L226 Difference]: Without dead ends: 581 [2023-11-29 07:12:37,286 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 240 GetRequests, 194 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 496 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=496, Invalid=1760, Unknown=0, NotChecked=0, Total=2256 [2023-11-29 07:12:37,286 INFO L413 NwaCegarLoop]: 154 mSDtfsCounter, 589 mSDsluCounter, 1426 mSDsCounter, 0 mSdLazyCounter, 1294 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 589 SdHoareTripleChecker+Valid, 1580 SdHoareTripleChecker+Invalid, 1302 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 1294 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2023-11-29 07:12:37,287 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [589 Valid, 1580 Invalid, 1302 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 1294 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2023-11-29 07:12:37,288 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 581 states. [2023-11-29 07:12:37,329 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 581 to 480. [2023-11-29 07:12:37,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 480 states, 370 states have (on average 1.3621621621621622) internal successors, (504), 370 states have internal predecessors, (504), 84 states have call successors, (84), 25 states have call predecessors, (84), 25 states have return successors, (84), 84 states have call predecessors, (84), 84 states have call successors, (84) [2023-11-29 07:12:37,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 480 states and 672 transitions. [2023-11-29 07:12:37,334 INFO L78 Accepts]: Start accepts. Automaton has 480 states and 672 transitions. Word has length 190 [2023-11-29 07:12:37,334 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 07:12:37,334 INFO L495 AbstractCegarLoop]: Abstraction has 480 states and 672 transitions. [2023-11-29 07:12:37,335 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 3.2) internal successors, (80), 23 states have internal predecessors, (80), 7 states have call successors, (28), 7 states have call predecessors, (28), 10 states have return successors, (28), 6 states have call predecessors, (28), 7 states have call successors, (28) [2023-11-29 07:12:37,335 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 672 transitions. [2023-11-29 07:12:37,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2023-11-29 07:12:37,336 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 07:12:37,337 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 07:12:37,343 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2023-11-29 07:12:37,537 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 07:12:37,537 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 07:12:37,537 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 07:12:37,538 INFO L85 PathProgramCache]: Analyzing trace with hash -967039486, now seen corresponding path program 1 times [2023-11-29 07:12:37,538 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 07:12:37,538 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [854741266] [2023-11-29 07:12:37,538 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 07:12:37,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 07:12:37,564 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 07:12:37,564 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1366204117] [2023-11-29 07:12:37,564 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 07:12:37,565 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 07:12:37,565 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 07:12:37,566 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 07:12:37,567 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-11-29 07:12:37,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 07:12:37,697 INFO L262 TraceCheckSpWp]: Trace formula consists of 452 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-29 07:12:37,702 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 07:12:37,720 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2023-11-29 07:12:37,720 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 07:12:37,720 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 07:12:37,720 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [854741266] [2023-11-29 07:12:37,720 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 07:12:37,720 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1366204117] [2023-11-29 07:12:37,720 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1366204117] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 07:12:37,721 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 07:12:37,721 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 07:12:37,721 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1887459252] [2023-11-29 07:12:37,721 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 07:12:37,721 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 07:12:37,722 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 07:12:37,722 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 07:12:37,722 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 07:12:37,722 INFO L87 Difference]: Start difference. First operand 480 states and 672 transitions. Second operand has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-29 07:12:37,849 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 07:12:37,849 INFO L93 Difference]: Finished difference Result 1351 states and 1887 transitions. [2023-11-29 07:12:37,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 07:12:37,850 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 190 [2023-11-29 07:12:37,850 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 07:12:37,855 INFO L225 Difference]: With dead ends: 1351 [2023-11-29 07:12:37,856 INFO L226 Difference]: Without dead ends: 872 [2023-11-29 07:12:37,857 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 189 GetRequests, 188 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 07:12:37,858 INFO L413 NwaCegarLoop]: 208 mSDtfsCounter, 162 mSDsluCounter, 159 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 162 SdHoareTripleChecker+Valid, 367 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 07:12:37,858 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [162 Valid, 367 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 07:12:37,859 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 872 states. [2023-11-29 07:12:37,914 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 872 to 480. [2023-11-29 07:12:37,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 480 states, 370 states have (on average 1.3405405405405406) internal successors, (496), 370 states have internal predecessors, (496), 84 states have call successors, (84), 25 states have call predecessors, (84), 25 states have return successors, (84), 84 states have call predecessors, (84), 84 states have call successors, (84) [2023-11-29 07:12:37,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 480 states and 664 transitions. [2023-11-29 07:12:37,919 INFO L78 Accepts]: Start accepts. Automaton has 480 states and 664 transitions. Word has length 190 [2023-11-29 07:12:37,920 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 07:12:37,920 INFO L495 AbstractCegarLoop]: Abstraction has 480 states and 664 transitions. [2023-11-29 07:12:37,920 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-29 07:12:37,920 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 664 transitions. [2023-11-29 07:12:37,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2023-11-29 07:12:37,922 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 07:12:37,922 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 07:12:37,929 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2023-11-29 07:12:38,123 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 07:12:38,124 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 07:12:38,124 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 07:12:38,124 INFO L85 PathProgramCache]: Analyzing trace with hash 1273762880, now seen corresponding path program 1 times [2023-11-29 07:12:38,125 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 07:12:38,125 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [589245679] [2023-11-29 07:12:38,125 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 07:12:38,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 07:12:38,146 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 07:12:38,147 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [356250418] [2023-11-29 07:12:38,147 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 07:12:38,147 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 07:12:38,147 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 07:12:38,148 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 07:12:38,150 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2023-11-29 07:12:38,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 07:12:38,300 INFO L262 TraceCheckSpWp]: Trace formula consists of 455 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-29 07:12:38,303 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 07:12:38,330 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2023-11-29 07:12:38,330 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 07:12:38,330 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 07:12:38,330 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [589245679] [2023-11-29 07:12:38,330 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 07:12:38,331 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [356250418] [2023-11-29 07:12:38,331 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [356250418] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 07:12:38,331 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 07:12:38,331 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 07:12:38,331 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1548834358] [2023-11-29 07:12:38,332 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 07:12:38,332 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 07:12:38,332 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 07:12:38,333 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 07:12:38,333 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-29 07:12:38,333 INFO L87 Difference]: Start difference. First operand 480 states and 664 transitions. Second operand has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-29 07:12:38,533 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 07:12:38,533 INFO L93 Difference]: Finished difference Result 1351 states and 1871 transitions. [2023-11-29 07:12:38,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 07:12:38,534 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 191 [2023-11-29 07:12:38,534 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 07:12:38,539 INFO L225 Difference]: With dead ends: 1351 [2023-11-29 07:12:38,539 INFO L226 Difference]: Without dead ends: 872 [2023-11-29 07:12:38,540 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 190 GetRequests, 188 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-29 07:12:38,540 INFO L413 NwaCegarLoop]: 286 mSDtfsCounter, 170 mSDsluCounter, 252 mSDsCounter, 0 mSdLazyCounter, 82 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 170 SdHoareTripleChecker+Valid, 538 SdHoareTripleChecker+Invalid, 82 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 82 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-29 07:12:38,541 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [170 Valid, 538 Invalid, 82 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 82 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-29 07:12:38,542 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 872 states. [2023-11-29 07:12:38,599 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 872 to 480. [2023-11-29 07:12:38,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 480 states, 370 states have (on average 1.3297297297297297) internal successors, (492), 370 states have internal predecessors, (492), 84 states have call successors, (84), 25 states have call predecessors, (84), 25 states have return successors, (84), 84 states have call predecessors, (84), 84 states have call successors, (84) [2023-11-29 07:12:38,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 480 states and 660 transitions. [2023-11-29 07:12:38,603 INFO L78 Accepts]: Start accepts. Automaton has 480 states and 660 transitions. Word has length 191 [2023-11-29 07:12:38,603 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 07:12:38,603 INFO L495 AbstractCegarLoop]: Abstraction has 480 states and 660 transitions. [2023-11-29 07:12:38,604 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-29 07:12:38,604 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 660 transitions. [2023-11-29 07:12:38,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2023-11-29 07:12:38,605 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 07:12:38,605 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 07:12:38,610 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2023-11-29 07:12:38,806 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 07:12:38,806 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 07:12:38,806 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 07:12:38,806 INFO L85 PathProgramCache]: Analyzing trace with hash 1974827458, now seen corresponding path program 1 times [2023-11-29 07:12:38,806 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 07:12:38,807 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [853537535] [2023-11-29 07:12:38,807 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 07:12:38,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 07:12:38,835 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 07:12:38,835 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [811687400] [2023-11-29 07:12:38,835 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 07:12:38,836 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 07:12:38,836 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 07:12:38,837 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 07:12:38,853 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2023-11-29 07:12:39,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 07:12:39,033 INFO L262 TraceCheckSpWp]: Trace formula consists of 456 conjuncts, 73 conjunts are in the unsatisfiable core [2023-11-29 07:12:39,040 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 07:12:43,611 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 910 proven. 381 refuted. 0 times theorem prover too weak. 221 trivial. 0 not checked. [2023-11-29 07:12:43,611 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 07:13:10,345 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 07:13:10,345 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [853537535] [2023-11-29 07:13:10,345 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 07:13:10,346 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [811687400] [2023-11-29 07:13:10,346 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [811687400] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 07:13:10,346 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2023-11-29 07:13:10,346 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [35] total 35 [2023-11-29 07:13:10,346 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [61796451] [2023-11-29 07:13:10,346 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2023-11-29 07:13:10,347 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2023-11-29 07:13:10,347 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 07:13:10,348 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2023-11-29 07:13:10,349 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=417, Invalid=2131, Unknown=2, NotChecked=0, Total=2550 [2023-11-29 07:13:10,349 INFO L87 Difference]: Start difference. First operand 480 states and 660 transitions. Second operand has 36 states, 36 states have (on average 2.4166666666666665) internal successors, (87), 32 states have internal predecessors, (87), 9 states have call successors, (28), 9 states have call predecessors, (28), 12 states have return successors, (28), 8 states have call predecessors, (28), 9 states have call successors, (28) [2023-11-29 07:13:15,689 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 07:13:15,689 INFO L93 Difference]: Finished difference Result 1072 states and 1475 transitions. [2023-11-29 07:13:15,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2023-11-29 07:13:15,690 INFO L78 Accepts]: Start accepts. Automaton has has 36 states, 36 states have (on average 2.4166666666666665) internal successors, (87), 32 states have internal predecessors, (87), 9 states have call successors, (28), 9 states have call predecessors, (28), 12 states have return successors, (28), 8 states have call predecessors, (28), 9 states have call successors, (28) Word has length 191 [2023-11-29 07:13:15,690 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 07:13:15,694 INFO L225 Difference]: With dead ends: 1072 [2023-11-29 07:13:15,694 INFO L226 Difference]: Without dead ends: 593 [2023-11-29 07:13:15,698 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 288 GetRequests, 214 SyntacticMatches, 0 SemanticMatches, 74 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1502 ImplicationChecksByTransitivity, 29.7s TimeCoverageRelationStatistics Valid=1195, Invalid=4503, Unknown=2, NotChecked=0, Total=5700 [2023-11-29 07:13:15,698 INFO L413 NwaCegarLoop]: 128 mSDtfsCounter, 767 mSDsluCounter, 1659 mSDsCounter, 0 mSdLazyCounter, 2054 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 767 SdHoareTripleChecker+Valid, 1787 SdHoareTripleChecker+Invalid, 2066 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 2054 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2023-11-29 07:13:15,699 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [767 Valid, 1787 Invalid, 2066 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 2054 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2023-11-29 07:13:15,700 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 593 states. [2023-11-29 07:13:15,756 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 593 to 479. [2023-11-29 07:13:15,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 479 states, 369 states have (on average 1.3279132791327912) internal successors, (490), 369 states have internal predecessors, (490), 84 states have call successors, (84), 25 states have call predecessors, (84), 25 states have return successors, (84), 84 states have call predecessors, (84), 84 states have call successors, (84) [2023-11-29 07:13:15,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 479 states and 658 transitions. [2023-11-29 07:13:15,761 INFO L78 Accepts]: Start accepts. Automaton has 479 states and 658 transitions. Word has length 191 [2023-11-29 07:13:15,761 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 07:13:15,761 INFO L495 AbstractCegarLoop]: Abstraction has 479 states and 658 transitions. [2023-11-29 07:13:15,762 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 36 states, 36 states have (on average 2.4166666666666665) internal successors, (87), 32 states have internal predecessors, (87), 9 states have call successors, (28), 9 states have call predecessors, (28), 12 states have return successors, (28), 8 states have call predecessors, (28), 9 states have call successors, (28) [2023-11-29 07:13:15,762 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 658 transitions. [2023-11-29 07:13:15,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2023-11-29 07:13:15,763 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 07:13:15,764 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 07:13:15,770 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2023-11-29 07:13:15,964 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2023-11-29 07:13:15,964 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 07:13:15,965 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 07:13:15,965 INFO L85 PathProgramCache]: Analyzing trace with hash -2092305564, now seen corresponding path program 1 times [2023-11-29 07:13:15,965 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 07:13:15,965 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1455952730] [2023-11-29 07:13:15,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 07:13:15,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 07:13:15,993 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 07:13:15,993 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [171003346] [2023-11-29 07:13:15,993 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 07:13:15,994 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 07:13:15,994 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 07:13:15,995 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 07:13:15,997 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2023-11-29 07:13:16,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 07:13:16,153 INFO L262 TraceCheckSpWp]: Trace formula consists of 455 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-29 07:13:16,157 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 07:13:16,210 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 277 proven. 6 refuted. 0 times theorem prover too weak. 1229 trivial. 0 not checked. [2023-11-29 07:13:16,210 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 07:13:16,323 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 75 proven. 6 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2023-11-29 07:13:16,324 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 07:13:16,324 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1455952730] [2023-11-29 07:13:16,324 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 07:13:16,324 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [171003346] [2023-11-29 07:13:16,324 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [171003346] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 07:13:16,324 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 07:13:16,324 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2023-11-29 07:13:16,324 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [297259967] [2023-11-29 07:13:16,325 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 07:13:16,325 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-29 07:13:16,325 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 07:13:16,326 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-29 07:13:16,326 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-11-29 07:13:16,326 INFO L87 Difference]: Start difference. First operand 479 states and 658 transitions. Second operand has 8 states, 8 states have (on average 7.875) internal successors, (63), 8 states have internal predecessors, (63), 2 states have call successors, (30), 2 states have call predecessors, (30), 4 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2023-11-29 07:13:16,652 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 07:13:16,652 INFO L93 Difference]: Finished difference Result 969 states and 1327 transitions. [2023-11-29 07:13:16,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-29 07:13:16,653 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.875) internal successors, (63), 8 states have internal predecessors, (63), 2 states have call successors, (30), 2 states have call predecessors, (30), 4 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) Word has length 191 [2023-11-29 07:13:16,653 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 07:13:16,656 INFO L225 Difference]: With dead ends: 969 [2023-11-29 07:13:16,656 INFO L226 Difference]: Without dead ends: 491 [2023-11-29 07:13:16,658 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 388 GetRequests, 373 SyntacticMatches, 2 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=77, Invalid=133, Unknown=0, NotChecked=0, Total=210 [2023-11-29 07:13:16,658 INFO L413 NwaCegarLoop]: 131 mSDtfsCounter, 396 mSDsluCounter, 202 mSDsCounter, 0 mSdLazyCounter, 176 mSolverCounterSat, 207 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 398 SdHoareTripleChecker+Valid, 333 SdHoareTripleChecker+Invalid, 383 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 207 IncrementalHoareTripleChecker+Valid, 176 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 07:13:16,658 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [398 Valid, 333 Invalid, 383 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [207 Valid, 176 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 07:13:16,659 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 491 states. [2023-11-29 07:13:16,697 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 491 to 479. [2023-11-29 07:13:16,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 479 states, 369 states have (on average 1.3143631436314362) internal successors, (485), 369 states have internal predecessors, (485), 84 states have call successors, (84), 25 states have call predecessors, (84), 25 states have return successors, (84), 84 states have call predecessors, (84), 84 states have call successors, (84) [2023-11-29 07:13:16,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 479 states and 653 transitions. [2023-11-29 07:13:16,699 INFO L78 Accepts]: Start accepts. Automaton has 479 states and 653 transitions. Word has length 191 [2023-11-29 07:13:16,700 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 07:13:16,700 INFO L495 AbstractCegarLoop]: Abstraction has 479 states and 653 transitions. [2023-11-29 07:13:16,700 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.875) internal successors, (63), 8 states have internal predecessors, (63), 2 states have call successors, (30), 2 states have call predecessors, (30), 4 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2023-11-29 07:13:16,700 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 653 transitions. [2023-11-29 07:13:16,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2023-11-29 07:13:16,702 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 07:13:16,702 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 07:13:16,708 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2023-11-29 07:13:16,903 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2023-11-29 07:13:16,903 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 07:13:16,903 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 07:13:16,903 INFO L85 PathProgramCache]: Analyzing trace with hash 1393315106, now seen corresponding path program 1 times [2023-11-29 07:13:16,903 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 07:13:16,903 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1622576290] [2023-11-29 07:13:16,904 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 07:13:16,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 07:13:16,928 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 07:13:16,928 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1882194036] [2023-11-29 07:13:16,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 07:13:16,929 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 07:13:16,929 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 07:13:16,930 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 07:13:16,939 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2023-11-29 07:13:17,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 07:13:17,089 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 07:13:17,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 07:13:17,250 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 07:13:17,251 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-29 07:13:17,252 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-29 07:13:17,259 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2023-11-29 07:13:17,453 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2023-11-29 07:13:17,456 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 07:13:17,459 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-29 07:13:17,547 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet4 could not be translated [2023-11-29 07:13:17,552 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short26 could not be translated [2023-11-29 07:13:17,553 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short31 could not be translated [2023-11-29 07:13:17,553 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short26 could not be translated [2023-11-29 07:13:17,581 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.11 07:13:17 BoogieIcfgContainer [2023-11-29 07:13:17,581 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-29 07:13:17,581 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-29 07:13:17,581 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-29 07:13:17,581 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-29 07:13:17,582 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 07:11:43" (3/4) ... [2023-11-29 07:13:17,583 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-29 07:13:17,584 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-29 07:13:17,584 INFO L158 Benchmark]: Toolchain (without parser) took 94914.69ms. Allocated memory was 136.3MB in the beginning and 310.4MB in the end (delta: 174.1MB). Free memory was 88.5MB in the beginning and 159.9MB in the end (delta: -71.4MB). Peak memory consumption was 103.6MB. Max. memory is 16.1GB. [2023-11-29 07:13:17,585 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 136.3MB. Free memory is still 110.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 07:13:17,585 INFO L158 Benchmark]: CACSL2BoogieTranslator took 363.96ms. Allocated memory is still 136.3MB. Free memory was 88.5MB in the beginning and 71.8MB in the end (delta: 16.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-29 07:13:17,585 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.56ms. Allocated memory is still 136.3MB. Free memory was 71.8MB in the beginning and 65.5MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-29 07:13:17,586 INFO L158 Benchmark]: Boogie Preprocessor took 119.96ms. Allocated memory was 136.3MB in the beginning and 178.3MB in the end (delta: 41.9MB). Free memory was 65.5MB in the beginning and 144.6MB in the end (delta: -79.1MB). Peak memory consumption was 18.3MB. Max. memory is 16.1GB. [2023-11-29 07:13:17,586 INFO L158 Benchmark]: RCFGBuilder took 673.53ms. Allocated memory is still 178.3MB. Free memory was 144.6MB in the beginning and 106.9MB in the end (delta: 37.7MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2023-11-29 07:13:17,586 INFO L158 Benchmark]: TraceAbstraction took 93681.33ms. Allocated memory was 178.3MB in the beginning and 310.4MB in the end (delta: 132.1MB). Free memory was 106.9MB in the beginning and 159.9MB in the end (delta: -53.1MB). Peak memory consumption was 79.0MB. Max. memory is 16.1GB. [2023-11-29 07:13:17,587 INFO L158 Benchmark]: Witness Printer took 2.79ms. Allocated memory is still 310.4MB. Free memory is still 159.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 07:13:17,588 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 136.3MB. Free memory is still 110.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 363.96ms. Allocated memory is still 136.3MB. Free memory was 88.5MB in the beginning and 71.8MB in the end (delta: 16.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 65.56ms. Allocated memory is still 136.3MB. Free memory was 71.8MB in the beginning and 65.5MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 119.96ms. Allocated memory was 136.3MB in the beginning and 178.3MB in the end (delta: 41.9MB). Free memory was 65.5MB in the beginning and 144.6MB in the end (delta: -79.1MB). Peak memory consumption was 18.3MB. Max. memory is 16.1GB. * RCFGBuilder took 673.53ms. Allocated memory is still 178.3MB. Free memory was 144.6MB in the beginning and 106.9MB in the end (delta: 37.7MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. * TraceAbstraction took 93681.33ms. Allocated memory was 178.3MB in the beginning and 310.4MB in the end (delta: 132.1MB). Free memory was 106.9MB in the beginning and 159.9MB in the end (delta: -53.1MB). Peak memory consumption was 79.0MB. Max. memory is 16.1GB. * Witness Printer took 2.79ms. Allocated memory is still 310.4MB. Free memory is still 159.9MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet4 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short26 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short31 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short26 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 200, overapproximation of bitwiseOr at line 59. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 0; [L23] unsigned short int var_1_7 = 10000; [L24] unsigned short int var_1_8 = 20453; [L25] signed short int var_1_10 = -5; [L26] unsigned char var_1_12 = 5; [L27] unsigned short int var_1_13 = 63501; [L28] unsigned char var_1_14 = 1; [L29] float var_1_15 = 16.25; [L30] float var_1_16 = 5.13; [L31] float var_1_17 = 99999999.25; [L32] signed char var_1_18 = 0; [L33] signed char var_1_19 = -4; [L34] signed char var_1_20 = 16; [L35] signed char var_1_21 = -100; [L36] float var_1_22 = 31.4; [L37] float var_1_23 = 16.432; [L38] float var_1_24 = 9999.5; [L39] unsigned long int var_1_26 = 100000000; [L40] unsigned short int var_1_27 = 50; [L41] float var_1_28 = 255.5; [L42] unsigned short int var_1_29 = 16; [L43] unsigned short int var_1_30 = 21823; [L44] float var_1_31 = 3.325; [L45] signed long int var_1_33 = 8; [L46] signed short int var_1_35 = -1; [L47] signed short int var_1_36 = 32549; [L48] unsigned char var_1_37 = 1; [L49] unsigned char var_1_38 = 0; [L50] unsigned char var_1_39 = 0; [L51] unsigned char var_1_40 = 128; [L52] unsigned char var_1_41 = 0; [L53] unsigned char last_1_var_1_12 = 5; [L54] unsigned long int last_1_var_1_26 = 100000000; [L55] signed short int last_1_var_1_35 = -1; [L204] isInitial = 1 [L205] FCALL initially() [L206] COND TRUE 1 [L207] CALL updateLastVariables() [L195] last_1_var_1_12 = var_1_12 [L196] last_1_var_1_26 = var_1_26 [L197] last_1_var_1_35 = var_1_35 [L207] RET updateLastVariables() [L208] CALL updateVariables() [L149] var_1_7 = __VERIFIER_nondet_ushort() [L150] CALL assume_abort_if_not(var_1_7 >= 8191) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=63501, var_1_14=1, var_1_15=65/4, var_1_16=513/100, var_1_17=399999997/4, var_1_18=0, var_1_19=-4, var_1_1=0, var_1_20=16, var_1_21=-100, var_1_22=157/5, var_1_23=2054/125, var_1_24=19999/2, var_1_26=100000000, var_1_27=50, var_1_28=511/2, var_1_29=16, var_1_30=21823, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=16383, var_1_8=20453] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=63501, var_1_14=1, var_1_15=65/4, var_1_16=513/100, var_1_17=399999997/4, var_1_18=0, var_1_19=-4, var_1_1=0, var_1_20=16, var_1_21=-100, var_1_22=157/5, var_1_23=2054/125, var_1_24=19999/2, var_1_26=100000000, var_1_27=50, var_1_28=511/2, var_1_29=16, var_1_30=21823, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=16383, var_1_8=20453] [L150] RET assume_abort_if_not(var_1_7 >= 8191) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=63501, var_1_14=1, var_1_15=65/4, var_1_16=513/100, var_1_17=399999997/4, var_1_18=0, var_1_19=-4, var_1_1=0, var_1_20=16, var_1_21=-100, var_1_22=157/5, var_1_23=2054/125, var_1_24=19999/2, var_1_26=100000000, var_1_27=50, var_1_28=511/2, var_1_29=16, var_1_30=21823, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=16383, var_1_8=20453] [L151] CALL assume_abort_if_not(var_1_7 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=63501, var_1_14=1, var_1_15=65/4, var_1_16=513/100, var_1_17=399999997/4, var_1_18=0, var_1_19=-4, var_1_1=0, var_1_20=16, var_1_21=-100, var_1_22=157/5, var_1_23=2054/125, var_1_24=19999/2, var_1_26=100000000, var_1_27=50, var_1_28=511/2, var_1_29=16, var_1_30=21823, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=16383, var_1_8=20453] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=63501, var_1_14=1, var_1_15=65/4, var_1_16=513/100, var_1_17=399999997/4, var_1_18=0, var_1_19=-4, var_1_1=0, var_1_20=16, var_1_21=-100, var_1_22=157/5, var_1_23=2054/125, var_1_24=19999/2, var_1_26=100000000, var_1_27=50, var_1_28=511/2, var_1_29=16, var_1_30=21823, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=16383, var_1_8=20453] [L151] RET assume_abort_if_not(var_1_7 <= 16383) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=63501, var_1_14=1, var_1_15=65/4, var_1_16=513/100, var_1_17=399999997/4, var_1_18=0, var_1_19=-4, var_1_1=0, var_1_20=16, var_1_21=-100, var_1_22=157/5, var_1_23=2054/125, var_1_24=19999/2, var_1_26=100000000, var_1_27=50, var_1_28=511/2, var_1_29=16, var_1_30=21823, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=16383, var_1_8=20453] [L152] var_1_8 = __VERIFIER_nondet_ushort() [L153] CALL assume_abort_if_not(var_1_8 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=63501, var_1_14=1, var_1_15=65/4, var_1_16=513/100, var_1_17=399999997/4, var_1_18=0, var_1_19=-4, var_1_1=0, var_1_20=16, var_1_21=-100, var_1_22=157/5, var_1_23=2054/125, var_1_24=19999/2, var_1_26=100000000, var_1_27=50, var_1_28=511/2, var_1_29=16, var_1_30=21823, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=16383, var_1_8=32767] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=63501, var_1_14=1, var_1_15=65/4, var_1_16=513/100, var_1_17=399999997/4, var_1_18=0, var_1_19=-4, var_1_1=0, var_1_20=16, var_1_21=-100, var_1_22=157/5, var_1_23=2054/125, var_1_24=19999/2, var_1_26=100000000, var_1_27=50, var_1_28=511/2, var_1_29=16, var_1_30=21823, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=16383, var_1_8=32767] [L153] RET assume_abort_if_not(var_1_8 >= 16383) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=63501, var_1_14=1, var_1_15=65/4, var_1_16=513/100, var_1_17=399999997/4, var_1_18=0, var_1_19=-4, var_1_1=0, var_1_20=16, var_1_21=-100, var_1_22=157/5, var_1_23=2054/125, var_1_24=19999/2, var_1_26=100000000, var_1_27=50, var_1_28=511/2, var_1_29=16, var_1_30=21823, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=16383, var_1_8=32767] [L154] CALL assume_abort_if_not(var_1_8 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=63501, var_1_14=1, var_1_15=65/4, var_1_16=513/100, var_1_17=399999997/4, var_1_18=0, var_1_19=-4, var_1_1=0, var_1_20=16, var_1_21=-100, var_1_22=157/5, var_1_23=2054/125, var_1_24=19999/2, var_1_26=100000000, var_1_27=50, var_1_28=511/2, var_1_29=16, var_1_30=21823, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=16383, var_1_8=32767] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=63501, var_1_14=1, var_1_15=65/4, var_1_16=513/100, var_1_17=399999997/4, var_1_18=0, var_1_19=-4, var_1_1=0, var_1_20=16, var_1_21=-100, var_1_22=157/5, var_1_23=2054/125, var_1_24=19999/2, var_1_26=100000000, var_1_27=50, var_1_28=511/2, var_1_29=16, var_1_30=21823, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=16383, var_1_8=32767] [L154] RET assume_abort_if_not(var_1_8 <= 32767) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=63501, var_1_14=1, var_1_15=65/4, var_1_16=513/100, var_1_17=399999997/4, var_1_18=0, var_1_19=-4, var_1_1=0, var_1_20=16, var_1_21=-100, var_1_22=157/5, var_1_23=2054/125, var_1_24=19999/2, var_1_26=100000000, var_1_27=50, var_1_28=511/2, var_1_29=16, var_1_30=21823, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=16383, var_1_8=32767] [L155] var_1_13 = __VERIFIER_nondet_ushort() [L156] CALL assume_abort_if_not(var_1_13 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=1, var_1_15=65/4, var_1_16=513/100, var_1_17=399999997/4, var_1_18=0, var_1_19=-4, var_1_1=0, var_1_20=16, var_1_21=-100, var_1_22=157/5, var_1_23=2054/125, var_1_24=19999/2, var_1_26=100000000, var_1_27=50, var_1_28=511/2, var_1_29=16, var_1_30=21823, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=16383, var_1_8=32767] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=1, var_1_15=65/4, var_1_16=513/100, var_1_17=399999997/4, var_1_18=0, var_1_19=-4, var_1_1=0, var_1_20=16, var_1_21=-100, var_1_22=157/5, var_1_23=2054/125, var_1_24=19999/2, var_1_26=100000000, var_1_27=50, var_1_28=511/2, var_1_29=16, var_1_30=21823, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=16383, var_1_8=32767] [L156] RET assume_abort_if_not(var_1_13 >= 32767) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=1, var_1_15=65/4, var_1_16=513/100, var_1_17=399999997/4, var_1_18=0, var_1_19=-4, var_1_1=0, var_1_20=16, var_1_21=-100, var_1_22=157/5, var_1_23=2054/125, var_1_24=19999/2, var_1_26=100000000, var_1_27=50, var_1_28=511/2, var_1_29=16, var_1_30=21823, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=16383, var_1_8=32767] [L157] CALL assume_abort_if_not(var_1_13 <= 65535) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=1, var_1_15=65/4, var_1_16=513/100, var_1_17=399999997/4, var_1_18=0, var_1_19=-4, var_1_1=0, var_1_20=16, var_1_21=-100, var_1_22=157/5, var_1_23=2054/125, var_1_24=19999/2, var_1_26=100000000, var_1_27=50, var_1_28=511/2, var_1_29=16, var_1_30=21823, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=16383, var_1_8=32767] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=1, var_1_15=65/4, var_1_16=513/100, var_1_17=399999997/4, var_1_18=0, var_1_19=-4, var_1_1=0, var_1_20=16, var_1_21=-100, var_1_22=157/5, var_1_23=2054/125, var_1_24=19999/2, var_1_26=100000000, var_1_27=50, var_1_28=511/2, var_1_29=16, var_1_30=21823, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=16383, var_1_8=32767] [L157] RET assume_abort_if_not(var_1_13 <= 65535) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=1, var_1_15=65/4, var_1_16=513/100, var_1_17=399999997/4, var_1_18=0, var_1_19=-4, var_1_1=0, var_1_20=16, var_1_21=-100, var_1_22=157/5, var_1_23=2054/125, var_1_24=19999/2, var_1_26=100000000, var_1_27=50, var_1_28=511/2, var_1_29=16, var_1_30=21823, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=16383, var_1_8=32767] [L158] var_1_14 = __VERIFIER_nondet_uchar() [L159] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_15=65/4, var_1_16=513/100, var_1_17=399999997/4, var_1_18=0, var_1_19=-4, var_1_1=0, var_1_20=16, var_1_21=-100, var_1_22=157/5, var_1_23=2054/125, var_1_24=19999/2, var_1_26=100000000, var_1_27=50, var_1_28=511/2, var_1_29=16, var_1_30=21823, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=16383, var_1_8=32767] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_15=65/4, var_1_16=513/100, var_1_17=399999997/4, var_1_18=0, var_1_19=-4, var_1_1=0, var_1_20=16, var_1_21=-100, var_1_22=157/5, var_1_23=2054/125, var_1_24=19999/2, var_1_26=100000000, var_1_27=50, var_1_28=511/2, var_1_29=16, var_1_30=21823, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=16383, var_1_8=32767] [L159] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_15=65/4, var_1_16=513/100, var_1_17=399999997/4, var_1_18=0, var_1_19=-4, var_1_1=0, var_1_20=16, var_1_21=-100, var_1_22=157/5, var_1_23=2054/125, var_1_24=19999/2, var_1_26=100000000, var_1_27=50, var_1_28=511/2, var_1_29=16, var_1_30=21823, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=16383, var_1_8=32767] [L160] CALL assume_abort_if_not(var_1_14 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=1, var_1_15=65/4, var_1_16=513/100, var_1_17=399999997/4, var_1_18=0, var_1_19=-4, var_1_1=0, var_1_20=16, var_1_21=-100, var_1_22=157/5, var_1_23=2054/125, var_1_24=19999/2, var_1_26=100000000, var_1_27=50, var_1_28=511/2, var_1_29=16, var_1_30=21823, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=16383, var_1_8=32767] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=1, var_1_15=65/4, var_1_16=513/100, var_1_17=399999997/4, var_1_18=0, var_1_19=-4, var_1_1=0, var_1_20=16, var_1_21=-100, var_1_22=157/5, var_1_23=2054/125, var_1_24=19999/2, var_1_26=100000000, var_1_27=50, var_1_28=511/2, var_1_29=16, var_1_30=21823, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=16383, var_1_8=32767] [L160] RET assume_abort_if_not(var_1_14 <= 254) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=1, var_1_15=65/4, var_1_16=513/100, var_1_17=399999997/4, var_1_18=0, var_1_19=-4, var_1_1=0, var_1_20=16, var_1_21=-100, var_1_22=157/5, var_1_23=2054/125, var_1_24=19999/2, var_1_26=100000000, var_1_27=50, var_1_28=511/2, var_1_29=16, var_1_30=21823, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=16383, var_1_8=32767] [L161] var_1_16 = __VERIFIER_nondet_float() [L162] CALL assume_abort_if_not((var_1_16 >= -922337.2036854765600e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=1, var_1_15=65/4, var_1_17=399999997/4, var_1_18=0, var_1_19=-4, var_1_1=0, var_1_20=16, var_1_21=-100, var_1_22=157/5, var_1_23=2054/125, var_1_24=19999/2, var_1_26=100000000, var_1_27=50, var_1_28=511/2, var_1_29=16, var_1_30=21823, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=16383, var_1_8=32767] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=1, var_1_15=65/4, var_1_17=399999997/4, var_1_18=0, var_1_19=-4, var_1_1=0, var_1_20=16, var_1_21=-100, var_1_22=157/5, var_1_23=2054/125, var_1_24=19999/2, var_1_26=100000000, var_1_27=50, var_1_28=511/2, var_1_29=16, var_1_30=21823, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=16383, var_1_8=32767] [L162] RET assume_abort_if_not((var_1_16 >= -922337.2036854765600e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=1, var_1_15=65/4, var_1_17=399999997/4, var_1_18=0, var_1_19=-4, var_1_1=0, var_1_20=16, var_1_21=-100, var_1_22=157/5, var_1_23=2054/125, var_1_24=19999/2, var_1_26=100000000, var_1_27=50, var_1_28=511/2, var_1_29=16, var_1_30=21823, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=16383, var_1_8=32767] [L163] var_1_17 = __VERIFIER_nondet_float() [L164] CALL assume_abort_if_not((var_1_17 >= -922337.2036854765600e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=1, var_1_15=65/4, var_1_18=0, var_1_19=-4, var_1_1=0, var_1_20=16, var_1_21=-100, var_1_22=157/5, var_1_23=2054/125, var_1_24=19999/2, var_1_26=100000000, var_1_27=50, var_1_28=511/2, var_1_29=16, var_1_30=21823, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=16383, var_1_8=32767] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=1, var_1_15=65/4, var_1_18=0, var_1_19=-4, var_1_1=0, var_1_20=16, var_1_21=-100, var_1_22=157/5, var_1_23=2054/125, var_1_24=19999/2, var_1_26=100000000, var_1_27=50, var_1_28=511/2, var_1_29=16, var_1_30=21823, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=16383, var_1_8=32767] [L164] RET assume_abort_if_not((var_1_17 >= -922337.2036854765600e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=1, var_1_15=65/4, var_1_18=0, var_1_19=-4, var_1_1=0, var_1_20=16, var_1_21=-100, var_1_22=157/5, var_1_23=2054/125, var_1_24=19999/2, var_1_26=100000000, var_1_27=50, var_1_28=511/2, var_1_29=16, var_1_30=21823, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=16383, var_1_8=32767] [L165] var_1_19 = __VERIFIER_nondet_char() [L166] CALL assume_abort_if_not(var_1_19 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=1, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=0, var_1_20=16, var_1_21=-100, var_1_22=157/5, var_1_23=2054/125, var_1_24=19999/2, var_1_26=100000000, var_1_27=50, var_1_28=511/2, var_1_29=16, var_1_30=21823, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=16383, var_1_8=32767] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=1, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=0, var_1_20=16, var_1_21=-100, var_1_22=157/5, var_1_23=2054/125, var_1_24=19999/2, var_1_26=100000000, var_1_27=50, var_1_28=511/2, var_1_29=16, var_1_30=21823, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=16383, var_1_8=32767] [L166] RET assume_abort_if_not(var_1_19 >= -127) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=1, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=0, var_1_20=16, var_1_21=-100, var_1_22=157/5, var_1_23=2054/125, var_1_24=19999/2, var_1_26=100000000, var_1_27=50, var_1_28=511/2, var_1_29=16, var_1_30=21823, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=16383, var_1_8=32767] [L167] CALL assume_abort_if_not(var_1_19 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=1, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=0, var_1_20=16, var_1_21=-100, var_1_22=157/5, var_1_23=2054/125, var_1_24=19999/2, var_1_26=100000000, var_1_27=50, var_1_28=511/2, var_1_29=16, var_1_30=21823, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=16383, var_1_8=32767] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=1, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=0, var_1_20=16, var_1_21=-100, var_1_22=157/5, var_1_23=2054/125, var_1_24=19999/2, var_1_26=100000000, var_1_27=50, var_1_28=511/2, var_1_29=16, var_1_30=21823, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=16383, var_1_8=32767] [L167] RET assume_abort_if_not(var_1_19 <= 126) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=1, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=0, var_1_20=16, var_1_21=-100, var_1_22=157/5, var_1_23=2054/125, var_1_24=19999/2, var_1_26=100000000, var_1_27=50, var_1_28=511/2, var_1_29=16, var_1_30=21823, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=16383, var_1_8=32767] [L168] var_1_20 = __VERIFIER_nondet_char() [L169] CALL assume_abort_if_not(var_1_20 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=1, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=0, var_1_20=0, var_1_21=-100, var_1_22=157/5, var_1_23=2054/125, var_1_24=19999/2, var_1_26=100000000, var_1_27=50, var_1_28=511/2, var_1_29=16, var_1_30=21823, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=16383, var_1_8=32767] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=1, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=0, var_1_20=0, var_1_21=-100, var_1_22=157/5, var_1_23=2054/125, var_1_24=19999/2, var_1_26=100000000, var_1_27=50, var_1_28=511/2, var_1_29=16, var_1_30=21823, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=16383, var_1_8=32767] [L169] RET assume_abort_if_not(var_1_20 >= -127) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=1, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=0, var_1_20=0, var_1_21=-100, var_1_22=157/5, var_1_23=2054/125, var_1_24=19999/2, var_1_26=100000000, var_1_27=50, var_1_28=511/2, var_1_29=16, var_1_30=21823, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=16383, var_1_8=32767] [L170] CALL assume_abort_if_not(var_1_20 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=1, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=0, var_1_20=0, var_1_21=-100, var_1_22=157/5, var_1_23=2054/125, var_1_24=19999/2, var_1_26=100000000, var_1_27=50, var_1_28=511/2, var_1_29=16, var_1_30=21823, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=16383, var_1_8=32767] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=1, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=0, var_1_20=0, var_1_21=-100, var_1_22=157/5, var_1_23=2054/125, var_1_24=19999/2, var_1_26=100000000, var_1_27=50, var_1_28=511/2, var_1_29=16, var_1_30=21823, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=16383, var_1_8=32767] [L170] RET assume_abort_if_not(var_1_20 <= 126) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=1, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=0, var_1_20=0, var_1_21=-100, var_1_22=157/5, var_1_23=2054/125, var_1_24=19999/2, var_1_26=100000000, var_1_27=50, var_1_28=511/2, var_1_29=16, var_1_30=21823, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=16383, var_1_8=32767] [L171] var_1_21 = __VERIFIER_nondet_char() [L172] CALL assume_abort_if_not(var_1_21 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=1, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=157/5, var_1_23=2054/125, var_1_24=19999/2, var_1_26=100000000, var_1_27=50, var_1_28=511/2, var_1_29=16, var_1_30=21823, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=16383, var_1_8=32767] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=1, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=157/5, var_1_23=2054/125, var_1_24=19999/2, var_1_26=100000000, var_1_27=50, var_1_28=511/2, var_1_29=16, var_1_30=21823, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=16383, var_1_8=32767] [L172] RET assume_abort_if_not(var_1_21 >= -127) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=1, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=157/5, var_1_23=2054/125, var_1_24=19999/2, var_1_26=100000000, var_1_27=50, var_1_28=511/2, var_1_29=16, var_1_30=21823, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=16383, var_1_8=32767] [L173] CALL assume_abort_if_not(var_1_21 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=1, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=157/5, var_1_23=2054/125, var_1_24=19999/2, var_1_26=100000000, var_1_27=50, var_1_28=511/2, var_1_29=16, var_1_30=21823, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=16383, var_1_8=32767] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=1, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=157/5, var_1_23=2054/125, var_1_24=19999/2, var_1_26=100000000, var_1_27=50, var_1_28=511/2, var_1_29=16, var_1_30=21823, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=16383, var_1_8=32767] [L173] RET assume_abort_if_not(var_1_21 <= 126) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=1, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=157/5, var_1_23=2054/125, var_1_24=19999/2, var_1_26=100000000, var_1_27=50, var_1_28=511/2, var_1_29=16, var_1_30=21823, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=16383, var_1_8=32767] [L174] var_1_23 = __VERIFIER_nondet_float() [L175] CALL assume_abort_if_not((var_1_23 >= -461168.6018427382800e+13F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 4611686.018427382800e+12F && var_1_23 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=1, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=157/5, var_1_24=19999/2, var_1_26=100000000, var_1_27=50, var_1_28=511/2, var_1_29=16, var_1_30=21823, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=16383, var_1_8=32767] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=1, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=157/5, var_1_24=19999/2, var_1_26=100000000, var_1_27=50, var_1_28=511/2, var_1_29=16, var_1_30=21823, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=16383, var_1_8=32767] [L175] RET assume_abort_if_not((var_1_23 >= -461168.6018427382800e+13F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 4611686.018427382800e+12F && var_1_23 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=1, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=157/5, var_1_24=19999/2, var_1_26=100000000, var_1_27=50, var_1_28=511/2, var_1_29=16, var_1_30=21823, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=16383, var_1_8=32767] [L176] var_1_24 = __VERIFIER_nondet_float() [L177] CALL assume_abort_if_not((var_1_24 >= -461168.6018427382800e+13F && var_1_24 <= -1.0e-20F) || (var_1_24 <= 4611686.018427382800e+12F && var_1_24 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=1, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=157/5, var_1_26=100000000, var_1_27=50, var_1_28=511/2, var_1_29=16, var_1_30=21823, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=16383, var_1_8=32767] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=1, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=157/5, var_1_26=100000000, var_1_27=50, var_1_28=511/2, var_1_29=16, var_1_30=21823, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=16383, var_1_8=32767] [L177] RET assume_abort_if_not((var_1_24 >= -461168.6018427382800e+13F && var_1_24 <= -1.0e-20F) || (var_1_24 <= 4611686.018427382800e+12F && var_1_24 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=1, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=157/5, var_1_26=100000000, var_1_27=50, var_1_28=511/2, var_1_29=16, var_1_30=21823, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=16383, var_1_8=32767] [L178] var_1_28 = __VERIFIER_nondet_float() [L179] CALL assume_abort_if_not((var_1_28 >= -922337.2036854776000e+13F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 9223372.036854776000e+12F && var_1_28 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=1, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=157/5, var_1_26=100000000, var_1_27=50, var_1_29=16, var_1_30=21823, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=16383, var_1_8=32767] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=1, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=157/5, var_1_26=100000000, var_1_27=50, var_1_29=16, var_1_30=21823, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=16383, var_1_8=32767] [L179] RET assume_abort_if_not((var_1_28 >= -922337.2036854776000e+13F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 9223372.036854776000e+12F && var_1_28 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=1, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=157/5, var_1_26=100000000, var_1_27=50, var_1_29=16, var_1_30=21823, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=16383, var_1_8=32767] [L180] CALL assume_abort_if_not(var_1_28 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=1, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=157/5, var_1_26=100000000, var_1_27=50, var_1_29=16, var_1_30=21823, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=16383, var_1_8=32767] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=1, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=157/5, var_1_26=100000000, var_1_27=50, var_1_29=16, var_1_30=21823, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=16383, var_1_8=32767] [L180] RET assume_abort_if_not(var_1_28 != 0.0F) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=1, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=157/5, var_1_26=100000000, var_1_27=50, var_1_29=16, var_1_30=21823, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=16383, var_1_8=32767] [L181] var_1_30 = __VERIFIER_nondet_ushort() [L182] CALL assume_abort_if_not(var_1_30 >= 16384) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=1, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=157/5, var_1_26=100000000, var_1_27=50, var_1_29=16, var_1_30=16384, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=16383, var_1_8=32767] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=1, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=157/5, var_1_26=100000000, var_1_27=50, var_1_29=16, var_1_30=16384, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=16383, var_1_8=32767] [L182] RET assume_abort_if_not(var_1_30 >= 16384) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=1, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=157/5, var_1_26=100000000, var_1_27=50, var_1_29=16, var_1_30=16384, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=16383, var_1_8=32767] [L183] CALL assume_abort_if_not(var_1_30 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=1, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=157/5, var_1_26=100000000, var_1_27=50, var_1_29=16, var_1_30=16384, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=16383, var_1_8=32767] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=1, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=157/5, var_1_26=100000000, var_1_27=50, var_1_29=16, var_1_30=16384, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=16383, var_1_8=32767] [L183] RET assume_abort_if_not(var_1_30 <= 32767) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=1, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=157/5, var_1_26=100000000, var_1_27=50, var_1_29=16, var_1_30=16384, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=16383, var_1_8=32767] [L184] var_1_36 = __VERIFIER_nondet_short() [L185] CALL assume_abort_if_not(var_1_36 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=1, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=157/5, var_1_26=100000000, var_1_27=50, var_1_29=16, var_1_30=16384, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=16383, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=16383, var_1_8=32767] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=1, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=157/5, var_1_26=100000000, var_1_27=50, var_1_29=16, var_1_30=16384, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=16383, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=16383, var_1_8=32767] [L185] RET assume_abort_if_not(var_1_36 >= 16383) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=1, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=157/5, var_1_26=100000000, var_1_27=50, var_1_29=16, var_1_30=16384, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=16383, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=16383, var_1_8=32767] [L186] CALL assume_abort_if_not(var_1_36 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=1, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=157/5, var_1_26=100000000, var_1_27=50, var_1_29=16, var_1_30=16384, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=16383, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=16383, var_1_8=32767] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=1, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=157/5, var_1_26=100000000, var_1_27=50, var_1_29=16, var_1_30=16384, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=16383, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=16383, var_1_8=32767] [L186] RET assume_abort_if_not(var_1_36 <= 32766) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=1, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=157/5, var_1_26=100000000, var_1_27=50, var_1_29=16, var_1_30=16384, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=16383, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=16383, var_1_8=32767] [L187] var_1_38 = __VERIFIER_nondet_uchar() [L188] CALL assume_abort_if_not(var_1_38 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=1, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=157/5, var_1_26=100000000, var_1_27=50, var_1_29=16, var_1_30=16384, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=16383, var_1_37=1, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=16383, var_1_8=32767] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=1, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=157/5, var_1_26=100000000, var_1_27=50, var_1_29=16, var_1_30=16384, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=16383, var_1_37=1, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=16383, var_1_8=32767] [L188] RET assume_abort_if_not(var_1_38 >= 0) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=1, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=157/5, var_1_26=100000000, var_1_27=50, var_1_29=16, var_1_30=16384, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=16383, var_1_37=1, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=16383, var_1_8=32767] [L189] CALL assume_abort_if_not(var_1_38 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=1, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=157/5, var_1_26=100000000, var_1_27=50, var_1_29=16, var_1_30=16384, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=16383, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=16383, var_1_8=32767] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=1, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=157/5, var_1_26=100000000, var_1_27=50, var_1_29=16, var_1_30=16384, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=16383, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=16383, var_1_8=32767] [L189] RET assume_abort_if_not(var_1_38 <= 0) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=1, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=157/5, var_1_26=100000000, var_1_27=50, var_1_29=16, var_1_30=16384, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=16383, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=16383, var_1_8=32767] [L190] var_1_39 = __VERIFIER_nondet_uchar() [L191] CALL assume_abort_if_not(var_1_39 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=1, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=157/5, var_1_26=100000000, var_1_27=50, var_1_29=16, var_1_30=16384, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=16383, var_1_37=1, var_1_38=0, var_1_39=1, var_1_40=128, var_1_41=0, var_1_7=16383, var_1_8=32767] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=1, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=157/5, var_1_26=100000000, var_1_27=50, var_1_29=16, var_1_30=16384, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=16383, var_1_37=1, var_1_38=0, var_1_39=1, var_1_40=128, var_1_41=0, var_1_7=16383, var_1_8=32767] [L191] RET assume_abort_if_not(var_1_39 >= 1) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=1, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=157/5, var_1_26=100000000, var_1_27=50, var_1_29=16, var_1_30=16384, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=16383, var_1_37=1, var_1_38=0, var_1_39=1, var_1_40=128, var_1_41=0, var_1_7=16383, var_1_8=32767] [L192] CALL assume_abort_if_not(var_1_39 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=1, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=157/5, var_1_26=100000000, var_1_27=50, var_1_29=16, var_1_30=16384, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=16383, var_1_37=1, var_1_38=0, var_1_39=1, var_1_40=128, var_1_41=0, var_1_7=16383, var_1_8=32767] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=1, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=157/5, var_1_26=100000000, var_1_27=50, var_1_29=16, var_1_30=16384, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=16383, var_1_37=1, var_1_38=0, var_1_39=1, var_1_40=128, var_1_41=0, var_1_7=16383, var_1_8=32767] [L192] RET assume_abort_if_not(var_1_39 <= 1) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=1, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=157/5, var_1_26=100000000, var_1_27=50, var_1_29=16, var_1_30=16384, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=16383, var_1_37=1, var_1_38=0, var_1_39=1, var_1_40=128, var_1_41=0, var_1_7=16383, var_1_8=32767] [L208] RET updateVariables() [L209] CALL step() [L59] EXPR last_1_var_1_12 | last_1_var_1_35 VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=1, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=157/5, var_1_26=100000000, var_1_27=50, var_1_29=16, var_1_30=16384, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=16383, var_1_37=1, var_1_38=0, var_1_39=1, var_1_40=128, var_1_41=0, var_1_7=16383, var_1_8=32767] [L59] signed long int stepLocal_5 = last_1_var_1_12 | last_1_var_1_35; [L60] COND TRUE var_1_16 >= (var_1_17 / var_1_28) [L61] var_1_27 = (last_1_var_1_26 + var_1_14) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, stepLocal_5=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=1, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=157/5, var_1_26=100000000, var_1_27=57601, var_1_29=16, var_1_30=16384, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=16383, var_1_37=1, var_1_38=0, var_1_39=1, var_1_40=128, var_1_41=0, var_1_7=16383, var_1_8=32767] [L67] signed long int stepLocal_2 = 4 + var_1_13; VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, stepLocal_2=32771, stepLocal_5=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=1, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=157/5, var_1_26=100000000, var_1_27=57601, var_1_29=16, var_1_30=16384, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=16383, var_1_37=1, var_1_38=0, var_1_39=1, var_1_40=128, var_1_41=0, var_1_7=16383, var_1_8=32767] [L68] COND FALSE !((16 / -5) >= stepLocal_2) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, stepLocal_2=32771, stepLocal_5=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=1, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=157/5, var_1_26=100000000, var_1_27=57601, var_1_29=16, var_1_30=16384, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=16383, var_1_37=1, var_1_38=0, var_1_39=1, var_1_40=128, var_1_41=0, var_1_7=16383, var_1_8=32767] [L71] var_1_40 = var_1_14 [L72] var_1_10 = (var_1_40 - var_1_40) [L73] unsigned char stepLocal_1 = var_1_40; VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, stepLocal_1=1, stepLocal_2=32771, stepLocal_5=-1, var_1_10=0, var_1_12=5, var_1_13=32767, var_1_14=1, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=157/5, var_1_26=100000000, var_1_27=57601, var_1_29=16, var_1_30=16384, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=16383, var_1_37=1, var_1_38=0, var_1_39=1, var_1_40=1, var_1_41=0, var_1_7=16383, var_1_8=32767] [L74] COND FALSE !(stepLocal_1 >= 4) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, stepLocal_1=1, stepLocal_2=32771, stepLocal_5=-1, var_1_10=0, var_1_12=5, var_1_13=32767, var_1_14=1, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=157/5, var_1_26=100000000, var_1_27=57601, var_1_29=16, var_1_30=16384, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=16383, var_1_37=1, var_1_38=0, var_1_39=1, var_1_40=1, var_1_41=0, var_1_7=16383, var_1_8=32767] [L81] COND FALSE !(var_1_8 <= var_1_40) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, stepLocal_1=1, stepLocal_2=32771, stepLocal_5=-1, var_1_10=0, var_1_12=5, var_1_13=32767, var_1_14=1, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=157/5, var_1_26=100000000, var_1_27=57601, var_1_29=16, var_1_30=16384, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=16383, var_1_37=1, var_1_38=0, var_1_39=1, var_1_40=1, var_1_41=0, var_1_7=16383, var_1_8=32767] [L84] unsigned short int stepLocal_4 = var_1_8; VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, stepLocal_1=1, stepLocal_2=32771, stepLocal_4=32767, stepLocal_5=-1, var_1_10=0, var_1_12=5, var_1_13=32767, var_1_14=1, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=157/5, var_1_26=100000000, var_1_27=57601, var_1_29=16, var_1_30=16384, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=16383, var_1_37=1, var_1_38=0, var_1_39=1, var_1_40=1, var_1_41=0, var_1_7=16383, var_1_8=32767] [L85] COND TRUE stepLocal_4 >= var_1_40 [L86] var_1_26 = var_1_7 VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, stepLocal_1=1, stepLocal_2=32771, stepLocal_4=32767, stepLocal_5=-1, var_1_10=0, var_1_12=5, var_1_13=32767, var_1_14=1, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=157/5, var_1_26=16383, var_1_27=57601, var_1_29=16, var_1_30=16384, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=16383, var_1_37=1, var_1_38=0, var_1_39=1, var_1_40=1, var_1_41=0, var_1_7=16383, var_1_8=32767] [L88] unsigned long int stepLocal_0 = var_1_26; VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, stepLocal_0=16383, stepLocal_1=1, stepLocal_2=32771, stepLocal_4=32767, stepLocal_5=-1, var_1_10=0, var_1_12=5, var_1_13=32767, var_1_14=1, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=157/5, var_1_26=16383, var_1_27=57601, var_1_29=16, var_1_30=16384, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=16383, var_1_37=1, var_1_38=0, var_1_39=1, var_1_40=1, var_1_41=0, var_1_7=16383, var_1_8=32767] [L89] COND FALSE !(stepLocal_0 <= 32) [L94] var_1_1 = ((var_1_12 + (var_1_7 - var_1_26)) + (var_1_8 - var_1_12)) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, stepLocal_0=16383, stepLocal_1=1, stepLocal_2=32771, stepLocal_4=32767, stepLocal_5=-1, var_1_10=0, var_1_12=5, var_1_13=32767, var_1_14=1, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=32767, var_1_20=0, var_1_21=0, var_1_22=157/5, var_1_26=16383, var_1_27=57601, var_1_29=16, var_1_30=16384, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=16383, var_1_37=1, var_1_38=0, var_1_39=1, var_1_40=1, var_1_41=0, var_1_7=16383, var_1_8=32767] [L96] COND TRUE var_1_24 < var_1_16 [L97] var_1_33 = (var_1_30 + ((var_1_1 + var_1_27) - 10)) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, stepLocal_0=16383, stepLocal_1=1, stepLocal_2=32771, stepLocal_4=32767, stepLocal_5=-1, var_1_10=0, var_1_12=5, var_1_13=32767, var_1_14=1, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=32767, var_1_20=0, var_1_21=0, var_1_22=157/5, var_1_26=16383, var_1_27=57601, var_1_29=16, var_1_30=16384, var_1_31=133/40, var_1_33=106742, var_1_35=-1, var_1_36=16383, var_1_37=1, var_1_38=0, var_1_39=1, var_1_40=1, var_1_41=0, var_1_7=16383, var_1_8=32767] [L99] unsigned short int stepLocal_10 = var_1_8; VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, stepLocal_0=16383, stepLocal_10=32767, stepLocal_1=1, stepLocal_2=32771, stepLocal_4=32767, stepLocal_5=-1, var_1_10=0, var_1_12=5, var_1_13=32767, var_1_14=1, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=32767, var_1_20=0, var_1_21=0, var_1_22=157/5, var_1_26=16383, var_1_27=57601, var_1_29=16, var_1_30=16384, var_1_31=133/40, var_1_33=106742, var_1_35=-1, var_1_36=16383, var_1_37=1, var_1_38=0, var_1_39=1, var_1_40=1, var_1_41=0, var_1_7=16383, var_1_8=32767] [L100] COND FALSE !(var_1_15 > (var_1_23 / var_1_28)) [L107] var_1_41 = var_1_38 VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, stepLocal_0=16383, stepLocal_10=32767, stepLocal_1=1, stepLocal_2=32771, stepLocal_4=32767, stepLocal_5=-1, var_1_10=0, var_1_12=5, var_1_13=32767, var_1_14=1, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=32767, var_1_20=0, var_1_21=0, var_1_22=157/5, var_1_26=16383, var_1_27=57601, var_1_29=16, var_1_30=16384, var_1_31=133/40, var_1_33=106742, var_1_35=-1, var_1_36=16383, var_1_37=1, var_1_38=0, var_1_39=1, var_1_40=1, var_1_41=0, var_1_7=16383, var_1_8=32767] [L109] signed short int stepLocal_9 = var_1_36; VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, stepLocal_0=16383, stepLocal_10=32767, stepLocal_1=1, stepLocal_2=32771, stepLocal_4=32767, stepLocal_5=-1, stepLocal_9=16383, var_1_10=0, var_1_12=5, var_1_13=32767, var_1_14=1, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=32767, var_1_20=0, var_1_21=0, var_1_22=157/5, var_1_26=16383, var_1_27=57601, var_1_29=16, var_1_30=16384, var_1_31=133/40, var_1_33=106742, var_1_35=-1, var_1_36=16383, var_1_37=1, var_1_38=0, var_1_39=1, var_1_40=1, var_1_41=0, var_1_7=16383, var_1_8=32767] [L110] COND TRUE stepLocal_9 <= var_1_30 [L111] var_1_37 = ((! var_1_41) && var_1_38) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, stepLocal_0=16383, stepLocal_10=32767, stepLocal_1=1, stepLocal_2=32771, stepLocal_4=32767, stepLocal_5=-1, stepLocal_9=16383, var_1_10=0, var_1_12=5, var_1_13=32767, var_1_14=1, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=32767, var_1_20=0, var_1_21=0, var_1_22=157/5, var_1_26=16383, var_1_27=57601, var_1_29=16, var_1_30=16384, var_1_31=133/40, var_1_33=106742, var_1_35=-1, var_1_36=16383, var_1_37=0, var_1_38=0, var_1_39=1, var_1_40=1, var_1_41=0, var_1_7=16383, var_1_8=32767] [L115] COND FALSE !(\read(var_1_37)) [L118] var_1_29 = ((((((var_1_8) < 0 ) ? -(var_1_8) : (var_1_8))) + var_1_30) - var_1_40) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, stepLocal_0=16383, stepLocal_10=32767, stepLocal_1=1, stepLocal_2=32771, stepLocal_4=32767, stepLocal_5=-1, stepLocal_9=16383, var_1_10=0, var_1_12=5, var_1_13=32767, var_1_14=1, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=32767, var_1_20=0, var_1_21=0, var_1_22=157/5, var_1_26=16383, var_1_27=57601, var_1_29=49150, var_1_30=16384, var_1_31=133/40, var_1_33=106742, var_1_35=-1, var_1_36=16383, var_1_37=0, var_1_38=0, var_1_39=1, var_1_40=1, var_1_41=0, var_1_7=16383, var_1_8=32767] [L120] unsigned char stepLocal_8 = var_1_37; [L121] unsigned short int stepLocal_7 = var_1_13; [L122] signed long int stepLocal_6 = - var_1_40; VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, stepLocal_0=16383, stepLocal_10=32767, stepLocal_1=1, stepLocal_2=32771, stepLocal_4=32767, stepLocal_5=-1, stepLocal_6=-1, stepLocal_7=32767, stepLocal_8=0, stepLocal_9=16383, var_1_10=0, var_1_12=5, var_1_13=32767, var_1_14=1, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=32767, var_1_20=0, var_1_21=0, var_1_22=157/5, var_1_26=16383, var_1_27=57601, var_1_29=49150, var_1_30=16384, var_1_31=133/40, var_1_33=106742, var_1_35=-1, var_1_36=16383, var_1_37=0, var_1_38=0, var_1_39=1, var_1_40=1, var_1_41=0, var_1_7=16383, var_1_8=32767] [L123] COND TRUE (var_1_40 / var_1_8) <= stepLocal_7 VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, stepLocal_0=16383, stepLocal_10=32767, stepLocal_1=1, stepLocal_2=32771, stepLocal_4=32767, stepLocal_5=-1, stepLocal_6=-1, stepLocal_7=32767, stepLocal_8=0, stepLocal_9=16383, var_1_10=0, var_1_12=5, var_1_13=32767, var_1_14=1, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=32767, var_1_20=0, var_1_21=0, var_1_22=157/5, var_1_26=16383, var_1_27=57601, var_1_29=49150, var_1_30=16384, var_1_31=133/40, var_1_33=106742, var_1_35=-1, var_1_36=16383, var_1_37=0, var_1_38=0, var_1_39=1, var_1_40=1, var_1_41=0, var_1_7=16383, var_1_8=32767] [L124] COND FALSE !(var_1_14 == stepLocal_6) [L129] var_1_31 = var_1_17 VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, stepLocal_0=16383, stepLocal_10=32767, stepLocal_1=1, stepLocal_2=32771, stepLocal_4=32767, stepLocal_5=-1, stepLocal_6=-1, stepLocal_7=32767, stepLocal_8=0, stepLocal_9=16383, var_1_10=0, var_1_12=5, var_1_13=32767, var_1_14=1, var_1_15=65/4, var_1_17=2, var_1_18=0, var_1_19=-127, var_1_1=32767, var_1_20=0, var_1_21=0, var_1_22=157/5, var_1_26=16383, var_1_27=57601, var_1_29=49150, var_1_30=16384, var_1_31=2, var_1_33=106742, var_1_35=-1, var_1_36=16383, var_1_37=0, var_1_38=0, var_1_39=1, var_1_40=1, var_1_41=0, var_1_7=16383, var_1_8=32767] [L134] COND FALSE !(\read(var_1_37)) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, stepLocal_0=16383, stepLocal_10=32767, stepLocal_1=1, stepLocal_2=32771, stepLocal_4=32767, stepLocal_5=-1, stepLocal_6=-1, stepLocal_7=32767, stepLocal_8=0, stepLocal_9=16383, var_1_10=0, var_1_12=5, var_1_13=32767, var_1_14=1, var_1_15=65/4, var_1_17=2, var_1_18=0, var_1_19=-127, var_1_1=32767, var_1_20=0, var_1_21=0, var_1_22=157/5, var_1_26=16383, var_1_27=57601, var_1_29=49150, var_1_30=16384, var_1_31=2, var_1_33=106742, var_1_35=-1, var_1_36=16383, var_1_37=0, var_1_38=0, var_1_39=1, var_1_40=1, var_1_41=0, var_1_7=16383, var_1_8=32767] [L137] signed long int stepLocal_3 = (var_1_7 * var_1_12) * (var_1_29 * var_1_12); VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, stepLocal_0=16383, stepLocal_10=32767, stepLocal_1=1, stepLocal_2=32771, stepLocal_3=20130611250, stepLocal_4=32767, stepLocal_5=-1, stepLocal_6=-1, stepLocal_7=32767, stepLocal_8=0, stepLocal_9=16383, var_1_10=0, var_1_12=5, var_1_13=32767, var_1_14=1, var_1_15=65/4, var_1_17=2, var_1_18=0, var_1_19=-127, var_1_1=32767, var_1_20=0, var_1_21=0, var_1_22=157/5, var_1_26=16383, var_1_27=57601, var_1_29=49150, var_1_30=16384, var_1_31=2, var_1_33=106742, var_1_35=-1, var_1_36=16383, var_1_37=0, var_1_38=0, var_1_39=1, var_1_40=1, var_1_41=0, var_1_7=16383, var_1_8=32767] [L138] COND FALSE !(stepLocal_3 == (((((var_1_21) > (var_1_20)) ? (var_1_21) : (var_1_20))) + var_1_35)) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, stepLocal_0=16383, stepLocal_10=32767, stepLocal_1=1, stepLocal_2=32771, stepLocal_3=20130611250, stepLocal_4=32767, stepLocal_5=-1, stepLocal_6=-1, stepLocal_7=32767, stepLocal_8=0, stepLocal_9=16383, var_1_10=0, var_1_12=5, var_1_13=32767, var_1_14=1, var_1_15=65/4, var_1_17=2, var_1_18=0, var_1_19=-127, var_1_1=32767, var_1_20=0, var_1_21=0, var_1_22=157/5, var_1_26=16383, var_1_27=57601, var_1_29=49150, var_1_30=16384, var_1_31=2, var_1_33=106742, var_1_35=-1, var_1_36=16383, var_1_37=0, var_1_38=0, var_1_39=1, var_1_40=1, var_1_41=0, var_1_7=16383, var_1_8=32767] [L141] COND FALSE !(\read(var_1_41)) [L144] var_1_22 = var_1_24 VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, stepLocal_0=16383, stepLocal_10=32767, stepLocal_1=1, stepLocal_2=32771, stepLocal_3=20130611250, stepLocal_4=32767, stepLocal_5=-1, stepLocal_6=-1, stepLocal_7=32767, stepLocal_8=0, stepLocal_9=16383, var_1_10=0, var_1_12=5, var_1_13=32767, var_1_14=1, var_1_15=65/4, var_1_17=2, var_1_18=0, var_1_19=-127, var_1_1=32767, var_1_20=0, var_1_21=0, var_1_22=3, var_1_24=3, var_1_26=16383, var_1_27=57601, var_1_29=49150, var_1_30=16384, var_1_31=2, var_1_33=106742, var_1_35=-1, var_1_36=16383, var_1_37=0, var_1_38=0, var_1_39=1, var_1_40=1, var_1_41=0, var_1_7=16383, var_1_8=32767] [L209] RET step() [L210] CALL, EXPR property() [L200] EXPR ((((((((var_1_26 <= 32) ? ((var_1_15 < var_1_15) ? (var_1_1 == ((unsigned short int) (var_1_26 + var_1_12))) : 1) : (var_1_1 == ((unsigned short int) ((var_1_12 + (var_1_7 - var_1_26)) + (var_1_8 - var_1_12))))) && (var_1_10 == ((signed short int) (var_1_40 - var_1_40)))) && ((var_1_40 >= 4) ? ((! ((var_1_13 - var_1_40) <= 64)) ? (var_1_12 == ((unsigned char) var_1_14)) : (var_1_12 == ((unsigned char) var_1_14))) : 1)) && ((var_1_8 <= var_1_40) ? (var_1_15 == ((float) ((((var_1_16) > (var_1_17)) ? (var_1_16) : (var_1_17))))) : 1)) && (((16 / -5) >= (4 + var_1_13)) ? (var_1_18 == ((signed char) ((((var_1_19) > (((((var_1_20) > (var_1_21)) ? (var_1_20) : (var_1_21))))) ? (var_1_19) : (((((var_1_20) > (var_1_21)) ? (var_1_20) : (var_1_21)))))))) : 1)) && ((((var_1_7 * var_1_12) * (var_1_29 * var_1_12)) == (((((var_1_21) > (var_1_20)) ? (var_1_21) : (var_1_20))) + var_1_35)) ? (var_1_22 == ((float) (var_1_23 + var_1_24))) : (var_1_41 ? (var_1_22 == ((float) var_1_17)) : (var_1_22 == ((float) var_1_24))))) && ((var_1_8 >= var_1_40) ? (var_1_26 == ((unsigned long int) var_1_7)) : 1)) && ((var_1_16 >= (var_1_17 / var_1_28)) ? (var_1_27 == ((unsigned short int) (last_1_var_1_26 + var_1_14))) : (((last_1_var_1_12 | last_1_var_1_35) < var_1_7) ? (var_1_27 == ((unsigned short int) last_1_var_1_12)) : 1)) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=0, var_1_12=5, var_1_13=32767, var_1_14=1, var_1_15=65/4, var_1_17=2, var_1_18=0, var_1_19=-127, var_1_1=32767, var_1_20=0, var_1_21=0, var_1_22=3, var_1_24=3, var_1_26=16383, var_1_27=57601, var_1_29=49150, var_1_30=16384, var_1_31=2, var_1_33=106742, var_1_35=-1, var_1_36=16383, var_1_37=0, var_1_38=0, var_1_39=1, var_1_40=1, var_1_41=0, var_1_7=16383, var_1_8=32767] [L200] EXPR (((((((((((((((var_1_26 <= 32) ? ((var_1_15 < var_1_15) ? (var_1_1 == ((unsigned short int) (var_1_26 + var_1_12))) : 1) : (var_1_1 == ((unsigned short int) ((var_1_12 + (var_1_7 - var_1_26)) + (var_1_8 - var_1_12))))) && (var_1_10 == ((signed short int) (var_1_40 - var_1_40)))) && ((var_1_40 >= 4) ? ((! ((var_1_13 - var_1_40) <= 64)) ? (var_1_12 == ((unsigned char) var_1_14)) : (var_1_12 == ((unsigned char) var_1_14))) : 1)) && ((var_1_8 <= var_1_40) ? (var_1_15 == ((float) ((((var_1_16) > (var_1_17)) ? (var_1_16) : (var_1_17))))) : 1)) && (((16 / -5) >= (4 + var_1_13)) ? (var_1_18 == ((signed char) ((((var_1_19) > (((((var_1_20) > (var_1_21)) ? (var_1_20) : (var_1_21))))) ? (var_1_19) : (((((var_1_20) > (var_1_21)) ? (var_1_20) : (var_1_21)))))))) : 1)) && ((((var_1_7 * var_1_12) * (var_1_29 * var_1_12)) == (((((var_1_21) > (var_1_20)) ? (var_1_21) : (var_1_20))) + var_1_35)) ? (var_1_22 == ((float) (var_1_23 + var_1_24))) : (var_1_41 ? (var_1_22 == ((float) var_1_17)) : (var_1_22 == ((float) var_1_24))))) && ((var_1_8 >= var_1_40) ? (var_1_26 == ((unsigned long int) var_1_7)) : 1)) && ((var_1_16 >= (var_1_17 / var_1_28)) ? (var_1_27 == ((unsigned short int) (last_1_var_1_26 + var_1_14))) : (((last_1_var_1_12 | last_1_var_1_35) < var_1_7) ? (var_1_27 == ((unsigned short int) last_1_var_1_12)) : 1))) && (var_1_37 ? (var_1_29 == ((unsigned short int) ((((16) > ((var_1_12 + var_1_7))) ? (16) : ((var_1_12 + var_1_7)))))) : (var_1_29 == ((unsigned short int) ((((((var_1_8) < 0 ) ? -(var_1_8) : (var_1_8))) + var_1_30) - var_1_40))))) && (((var_1_40 / var_1_8) <= var_1_13) ? ((var_1_14 == (- var_1_40)) ? ((var_1_37 || var_1_37) ? (var_1_31 == ((float) var_1_24)) : 1) : (var_1_31 == ((float) var_1_17))) : (var_1_31 == ((float) var_1_16)))) && ((var_1_24 < var_1_16) ? (var_1_33 == ((signed long int) (var_1_30 + ((var_1_1 + var_1_27) - 10)))) : 1)) && (var_1_37 ? (var_1_35 == ((signed short int) (var_1_12 - (var_1_36 - var_1_12)))) : 1)) && ((var_1_36 <= var_1_30) ? (var_1_37 == ((unsigned char) ((! var_1_41) && var_1_38))) : (var_1_37 == ((unsigned char) (var_1_41 || var_1_39))))) && (var_1_40 == ((unsigned char) var_1_14))) && ((var_1_15 > (var_1_23 / var_1_28)) ? (((((((var_1_33 | var_1_14)) > (var_1_36)) ? ((var_1_33 | var_1_14)) : (var_1_36))) <= var_1_8) ? (var_1_41 == ((unsigned char) 0)) : (var_1_41 == ((unsigned char) 0))) : (var_1_41 == ((unsigned char) var_1_38))) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=0, var_1_12=5, var_1_13=32767, var_1_14=1, var_1_15=65/4, var_1_17=2, var_1_18=0, var_1_19=-127, var_1_1=32767, var_1_20=0, var_1_21=0, var_1_22=3, var_1_24=3, var_1_26=16383, var_1_27=57601, var_1_29=49150, var_1_30=16384, var_1_31=2, var_1_33=106742, var_1_35=-1, var_1_36=16383, var_1_37=0, var_1_38=0, var_1_39=1, var_1_40=1, var_1_41=0, var_1_7=16383, var_1_8=32767] [L200-L201] return (((((((((((((((var_1_26 <= 32) ? ((var_1_15 < var_1_15) ? (var_1_1 == ((unsigned short int) (var_1_26 + var_1_12))) : 1) : (var_1_1 == ((unsigned short int) ((var_1_12 + (var_1_7 - var_1_26)) + (var_1_8 - var_1_12))))) && (var_1_10 == ((signed short int) (var_1_40 - var_1_40)))) && ((var_1_40 >= 4) ? ((! ((var_1_13 - var_1_40) <= 64)) ? (var_1_12 == ((unsigned char) var_1_14)) : (var_1_12 == ((unsigned char) var_1_14))) : 1)) && ((var_1_8 <= var_1_40) ? (var_1_15 == ((float) ((((var_1_16) > (var_1_17)) ? (var_1_16) : (var_1_17))))) : 1)) && (((16 / -5) >= (4 + var_1_13)) ? (var_1_18 == ((signed char) ((((var_1_19) > (((((var_1_20) > (var_1_21)) ? (var_1_20) : (var_1_21))))) ? (var_1_19) : (((((var_1_20) > (var_1_21)) ? (var_1_20) : (var_1_21)))))))) : 1)) && ((((var_1_7 * var_1_12) * (var_1_29 * var_1_12)) == (((((var_1_21) > (var_1_20)) ? (var_1_21) : (var_1_20))) + var_1_35)) ? (var_1_22 == ((float) (var_1_23 + var_1_24))) : (var_1_41 ? (var_1_22 == ((float) var_1_17)) : (var_1_22 == ((float) var_1_24))))) && ((var_1_8 >= var_1_40) ? (var_1_26 == ((unsigned long int) var_1_7)) : 1)) && ((var_1_16 >= (var_1_17 / var_1_28)) ? (var_1_27 == ((unsigned short int) (last_1_var_1_26 + var_1_14))) : (((last_1_var_1_12 | last_1_var_1_35) < var_1_7) ? (var_1_27 == ((unsigned short int) last_1_var_1_12)) : 1))) && (var_1_37 ? (var_1_29 == ((unsigned short int) ((((16) > ((var_1_12 + var_1_7))) ? (16) : ((var_1_12 + var_1_7)))))) : (var_1_29 == ((unsigned short int) ((((((var_1_8) < 0 ) ? -(var_1_8) : (var_1_8))) + var_1_30) - var_1_40))))) && (((var_1_40 / var_1_8) <= var_1_13) ? ((var_1_14 == (- var_1_40)) ? ((var_1_37 || var_1_37) ? (var_1_31 == ((float) var_1_24)) : 1) : (var_1_31 == ((float) var_1_17))) : (var_1_31 == ((float) var_1_16)))) && ((var_1_24 < var_1_16) ? (var_1_33 == ((signed long int) (var_1_30 + ((var_1_1 + var_1_27) - 10)))) : 1)) && (var_1_37 ? (var_1_35 == ((signed short int) (var_1_12 - (var_1_36 - var_1_12)))) : 1)) && ((var_1_36 <= var_1_30) ? (var_1_37 == ((unsigned char) ((! var_1_41) && var_1_38))) : (var_1_37 == ((unsigned char) (var_1_41 || var_1_39))))) && (var_1_40 == ((unsigned char) var_1_14))) && ((var_1_15 > (var_1_23 / var_1_28)) ? (((((((var_1_33 | var_1_14)) > (var_1_36)) ? ((var_1_33 | var_1_14)) : (var_1_36))) <= var_1_8) ? (var_1_41 == ((unsigned char) 0)) : (var_1_41 == ((unsigned char) 0))) : (var_1_41 == ((unsigned char) var_1_38))) ; [L210] RET, EXPR property() [L210] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=0, var_1_12=5, var_1_13=32767, var_1_14=1, var_1_15=65/4, var_1_17=2, var_1_18=0, var_1_19=-127, var_1_1=32767, var_1_20=0, var_1_21=0, var_1_22=3, var_1_24=3, var_1_26=16383, var_1_27=57601, var_1_29=49150, var_1_30=16384, var_1_31=2, var_1_33=106742, var_1_35=-1, var_1_36=16383, var_1_37=0, var_1_38=0, var_1_39=1, var_1_40=1, var_1_41=0, var_1_7=16383, var_1_8=32767] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=0, var_1_12=5, var_1_13=32767, var_1_14=1, var_1_15=65/4, var_1_17=2, var_1_18=0, var_1_19=-127, var_1_1=32767, var_1_20=0, var_1_21=0, var_1_22=3, var_1_24=3, var_1_26=16383, var_1_27=57601, var_1_29=49150, var_1_30=16384, var_1_31=2, var_1_33=106742, var_1_35=-1, var_1_36=16383, var_1_37=0, var_1_38=0, var_1_39=1, var_1_40=1, var_1_41=0, var_1_7=16383, var_1_8=32767] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 112 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 93.5s, OverallIterations: 12, TraceHistogramMax: 28, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 22.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 2 mSolverCounterUnknown, 3897 SdHoareTripleChecker+Valid, 13.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3865 mSDsluCounter, 8205 SdHoareTripleChecker+Invalid, 13.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 6245 mSDsCounter, 531 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 5950 IncrementalHoareTripleChecker+Invalid, 6483 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 531 mSolverCounterUnsat, 1960 mSDtfsCounter, 5950 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2876 GetRequests, 2640 SyntacticMatches, 3 SemanticMatches, 233 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3024 ImplicationChecksByTransitivity, 41.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=480occurred in iteration=7, InterpolantAutomatonStates: 172, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.5s AutomataMinimizationTime, 11 MinimizatonAttempts, 1601 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 65.5s InterpolantComputationTime, 2465 NumberOfCodeBlocks, 2465 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 2641 ConstructedInterpolants, 4 QuantifiedInterpolants, 21008 SizeOfPredicates, 79 NumberOfNonLiveVariables, 4976 ConjunctsInSsa, 204 ConjunctsInUnsatCore, 14 InterpolantComputations, 5 PerfectInterpolantSequences, 20196/21168 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 [2023-11-29 07:13:17,656 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-10.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5eaef6984bac193e62a6065e1cf2471dce8c48b34819c0f610f9e55fe3174153 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 07:13:19,453 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 07:13:19,523 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-29 07:13:19,538 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 07:13:19,539 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 07:13:19,567 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 07:13:19,568 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 07:13:19,568 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 07:13:19,569 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 07:13:19,570 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 07:13:19,570 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 07:13:19,571 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 07:13:19,572 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 07:13:19,572 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 07:13:19,573 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 07:13:19,574 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 07:13:19,574 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 07:13:19,575 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 07:13:19,575 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 07:13:19,576 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 07:13:19,576 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 07:13:19,577 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 07:13:19,577 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 07:13:19,577 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-29 07:13:19,578 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-29 07:13:19,578 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-29 07:13:19,578 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 07:13:19,579 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 07:13:19,579 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 07:13:19,580 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 07:13:19,580 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 07:13:19,581 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 07:13:19,581 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 07:13:19,581 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 07:13:19,582 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 07:13:19,582 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 07:13:19,582 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 07:13:19,582 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-29 07:13:19,583 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-29 07:13:19,583 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 07:13:19,583 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 07:13:19,583 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 07:13:19,583 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 07:13:19,584 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 07:13:19,584 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-29 07:13:19,584 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_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5eaef6984bac193e62a6065e1cf2471dce8c48b34819c0f610f9e55fe3174153 [2023-11-29 07:13:19,876 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 07:13:19,896 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 07:13:19,899 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 07:13:19,900 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 07:13:19,901 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 07:13:19,902 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-10.i [2023-11-29 07:13:22,627 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 07:13:22,837 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 07:13:22,838 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-10.i [2023-11-29 07:13:22,849 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/data/3b6195cef/231dbd761019454eb35cdc9319de60fb/FLAG21d896631 [2023-11-29 07:13:22,861 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/data/3b6195cef/231dbd761019454eb35cdc9319de60fb [2023-11-29 07:13:22,864 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 07:13:22,865 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 07:13:22,866 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 07:13:22,867 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 07:13:22,871 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 07:13:22,872 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 07:13:22" (1/1) ... [2023-11-29 07:13:22,872 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15127fd2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:13:22, skipping insertion in model container [2023-11-29 07:13:22,873 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 07:13:22" (1/1) ... [2023-11-29 07:13:22,907 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 07:13:23,048 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_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-10.i[916,929] [2023-11-29 07:13:23,126 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 07:13:23,143 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 07:13:23,156 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_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-10.i[916,929] [2023-11-29 07:13:23,198 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 07:13:23,218 INFO L206 MainTranslator]: Completed translation [2023-11-29 07:13:23,219 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:13:23 WrapperNode [2023-11-29 07:13:23,219 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 07:13:23,220 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 07:13:23,220 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 07:13:23,221 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 07:13:23,228 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:13:23" (1/1) ... [2023-11-29 07:13:23,243 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:13:23" (1/1) ... [2023-11-29 07:13:23,275 INFO L138 Inliner]: procedures = 27, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 204 [2023-11-29 07:13:23,275 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 07:13:23,276 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 07:13:23,276 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 07:13:23,276 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 07:13:23,288 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:13:23" (1/1) ... [2023-11-29 07:13:23,289 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:13:23" (1/1) ... [2023-11-29 07:13:23,294 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:13:23" (1/1) ... [2023-11-29 07:13:23,311 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2023-11-29 07:13:23,311 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:13:23" (1/1) ... [2023-11-29 07:13:23,311 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:13:23" (1/1) ... [2023-11-29 07:13:23,324 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:13:23" (1/1) ... [2023-11-29 07:13:23,328 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:13:23" (1/1) ... [2023-11-29 07:13:23,332 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:13:23" (1/1) ... [2023-11-29 07:13:23,335 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:13:23" (1/1) ... [2023-11-29 07:13:23,340 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 07:13:23,341 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 07:13:23,341 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 07:13:23,341 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 07:13:23,342 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:13:23" (1/1) ... [2023-11-29 07:13:23,348 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 07:13:23,359 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 07:13:23,370 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 07:13:23,372 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 07:13:23,404 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 07:13:23,405 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-11-29 07:13:23,405 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-29 07:13:23,405 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-29 07:13:23,405 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 07:13:23,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 07:13:23,504 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 07:13:23,507 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 07:13:31,809 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 07:13:31,860 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 07:13:31,860 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 07:13:31,861 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 07:13:31 BoogieIcfgContainer [2023-11-29 07:13:31,861 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 07:13:31,864 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 07:13:31,864 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 07:13:31,867 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 07:13:31,867 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 07:13:22" (1/3) ... [2023-11-29 07:13:31,868 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@516a31a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 07:13:31, skipping insertion in model container [2023-11-29 07:13:31,868 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:13:23" (2/3) ... [2023-11-29 07:13:31,869 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@516a31a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 07:13:31, skipping insertion in model container [2023-11-29 07:13:31,869 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 07:13:31" (3/3) ... [2023-11-29 07:13:31,870 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-10.i [2023-11-29 07:13:31,889 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 07:13:31,889 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 07:13:31,938 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 07:13:31,945 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@3c002e0b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 07:13:31,945 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 07:13:31,950 INFO L276 IsEmpty]: Start isEmpty. Operand has 85 states, 54 states have (on average 1.462962962962963) internal successors, (79), 55 states have internal predecessors, (79), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-29 07:13:31,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2023-11-29 07:13:31,966 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 07:13:31,967 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 07:13:31,967 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 07:13:31,972 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 07:13:31,973 INFO L85 PathProgramCache]: Analyzing trace with hash -1885073533, now seen corresponding path program 1 times [2023-11-29 07:13:31,987 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 07:13:31,987 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2080650654] [2023-11-29 07:13:31,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 07:13:31,988 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 [2023-11-29 07:13:31,988 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 07:13:32,008 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/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) [2023-11-29 07:13:32,011 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 07:13:32,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 07:13:32,690 INFO L262 TraceCheckSpWp]: Trace formula consists of 305 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-29 07:13:32,703 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 07:13:32,757 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 758 proven. 0 refuted. 0 times theorem prover too weak. 754 trivial. 0 not checked. [2023-11-29 07:13:32,757 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 07:13:32,758 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 07:13:32,758 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2080650654] [2023-11-29 07:13:32,759 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2080650654] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 07:13:32,759 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 07:13:32,760 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 07:13:32,761 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1680658761] [2023-11-29 07:13:32,762 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 07:13:32,767 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-29 07:13:32,768 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 07:13:32,796 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-29 07:13:32,796 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 07:13:32,799 INFO L87 Difference]: Start difference. First operand has 85 states, 54 states have (on average 1.462962962962963) internal successors, (79), 55 states have internal predecessors, (79), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) Second operand has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2023-11-29 07:13:37,262 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.39s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 07:13:37,263 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 07:13:37,263 INFO L93 Difference]: Finished difference Result 167 states and 296 transitions. [2023-11-29 07:13:37,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-29 07:13:37,336 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 182 [2023-11-29 07:13:37,337 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 07:13:37,343 INFO L225 Difference]: With dead ends: 167 [2023-11-29 07:13:37,343 INFO L226 Difference]: Without dead ends: 83 [2023-11-29 07:13:37,347 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 181 GetRequests, 181 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 07:13:37,351 INFO L413 NwaCegarLoop]: 126 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 126 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2023-11-29 07:13:37,352 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 126 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 4.4s Time] [2023-11-29 07:13:37,363 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2023-11-29 07:13:37,389 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 83. [2023-11-29 07:13:37,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 83 states, 53 states have (on average 1.3773584905660377) internal successors, (73), 53 states have internal predecessors, (73), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-29 07:13:37,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 129 transitions. [2023-11-29 07:13:37,395 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 129 transitions. Word has length 182 [2023-11-29 07:13:37,395 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 07:13:37,395 INFO L495 AbstractCegarLoop]: Abstraction has 83 states and 129 transitions. [2023-11-29 07:13:37,395 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2023-11-29 07:13:37,396 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 129 transitions. [2023-11-29 07:13:37,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2023-11-29 07:13:37,400 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 07:13:37,400 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 07:13:37,414 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 07:13:37,601 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 07:13:37,601 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 07:13:37,602 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 07:13:37,602 INFO L85 PathProgramCache]: Analyzing trace with hash -1810627069, now seen corresponding path program 1 times [2023-11-29 07:13:37,603 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 07:13:37,603 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [946587853] [2023-11-29 07:13:37,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 07:13:37,604 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 [2023-11-29 07:13:37,604 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 07:13:37,605 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/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) [2023-11-29 07:13:37,606 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 07:13:38,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 07:13:38,260 INFO L262 TraceCheckSpWp]: Trace formula consists of 305 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-29 07:13:38,268 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 07:13:38,354 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2023-11-29 07:13:38,354 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 07:13:38,355 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 07:13:38,355 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [946587853] [2023-11-29 07:13:38,355 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [946587853] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 07:13:38,356 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 07:13:38,356 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 07:13:38,356 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2053886681] [2023-11-29 07:13:38,356 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 07:13:38,359 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 07:13:38,359 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 07:13:38,360 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 07:13:38,360 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 07:13:38,361 INFO L87 Difference]: Start difference. First operand 83 states and 129 transitions. Second operand has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-29 07:13:42,792 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.38s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 07:13:46,579 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.79s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 07:13:46,583 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 07:13:46,584 INFO L93 Difference]: Finished difference Result 165 states and 257 transitions. [2023-11-29 07:13:46,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 07:13:46,657 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 182 [2023-11-29 07:13:46,658 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 07:13:46,660 INFO L225 Difference]: With dead ends: 165 [2023-11-29 07:13:46,660 INFO L226 Difference]: Without dead ends: 83 [2023-11-29 07:13:46,662 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 181 GetRequests, 180 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 07:13:46,663 INFO L413 NwaCegarLoop]: 124 mSDtfsCounter, 41 mSDsluCounter, 82 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 41 SdHoareTripleChecker+Valid, 206 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.2s IncrementalHoareTripleChecker+Time [2023-11-29 07:13:46,664 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [41 Valid, 206 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 1 Unknown, 0 Unchecked, 8.2s Time] [2023-11-29 07:13:46,665 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2023-11-29 07:13:46,676 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 83. [2023-11-29 07:13:46,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 83 states, 53 states have (on average 1.3584905660377358) internal successors, (72), 53 states have internal predecessors, (72), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-29 07:13:46,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 128 transitions. [2023-11-29 07:13:46,679 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 128 transitions. Word has length 182 [2023-11-29 07:13:46,681 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 07:13:46,681 INFO L495 AbstractCegarLoop]: Abstraction has 83 states and 128 transitions. [2023-11-29 07:13:46,681 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-29 07:13:46,681 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 128 transitions. [2023-11-29 07:13:46,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2023-11-29 07:13:46,685 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 07:13:46,685 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 07:13:46,700 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/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)] Ended with exit code 0 [2023-11-29 07:13:46,886 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 07:13:46,886 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 07:13:46,886 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 07:13:46,887 INFO L85 PathProgramCache]: Analyzing trace with hash -1591772351, now seen corresponding path program 1 times [2023-11-29 07:13:46,887 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 07:13:46,887 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [734721740] [2023-11-29 07:13:46,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 07:13:46,888 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 [2023-11-29 07:13:46,888 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 07:13:46,889 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/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) [2023-11-29 07:13:46,890 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-29 07:13:47,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 07:13:47,572 INFO L262 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-29 07:13:47,578 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 07:13:48,006 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 277 proven. 6 refuted. 0 times theorem prover too weak. 1229 trivial. 0 not checked. [2023-11-29 07:13:48,007 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 07:13:48,516 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 75 proven. 6 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2023-11-29 07:13:48,517 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 07:13:48,517 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [734721740] [2023-11-29 07:13:48,517 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [734721740] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 07:13:48,517 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 07:13:48,518 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2023-11-29 07:13:48,518 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [696512892] [2023-11-29 07:13:48,518 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 07:13:48,519 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-29 07:13:48,519 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 07:13:48,520 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-29 07:13:48,521 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-11-29 07:13:48,521 INFO L87 Difference]: Start difference. First operand 83 states and 128 transitions. Second operand has 8 states, 8 states have (on average 6.75) internal successors, (54), 8 states have internal predecessors, (54), 2 states have call successors, (30), 2 states have call predecessors, (30), 4 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2023-11-29 07:13:54,786 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.38s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 07:13:58,020 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.23s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 07:14:00,107 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 07:14:00,108 INFO L93 Difference]: Finished difference Result 263 states and 396 transitions. [2023-11-29 07:14:00,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-11-29 07:14:00,108 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.75) internal successors, (54), 8 states have internal predecessors, (54), 2 states have call successors, (30), 2 states have call predecessors, (30), 4 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) Word has length 182 [2023-11-29 07:14:00,109 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 07:14:00,111 INFO L225 Difference]: With dead ends: 263 [2023-11-29 07:14:00,111 INFO L226 Difference]: Without dead ends: 181 [2023-11-29 07:14:00,113 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 374 GetRequests, 356 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=112, Invalid=230, Unknown=0, NotChecked=0, Total=342 [2023-11-29 07:14:00,114 INFO L413 NwaCegarLoop]: 163 mSDtfsCounter, 175 mSDsluCounter, 292 mSDsCounter, 0 mSdLazyCounter, 377 mSolverCounterSat, 60 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 201 SdHoareTripleChecker+Valid, 455 SdHoareTripleChecker+Invalid, 438 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 377 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.2s IncrementalHoareTripleChecker+Time [2023-11-29 07:14:00,114 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [201 Valid, 455 Invalid, 438 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 377 Invalid, 1 Unknown, 0 Unchecked, 11.2s Time] [2023-11-29 07:14:00,115 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 181 states. [2023-11-29 07:14:00,134 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 181 to 93. [2023-11-29 07:14:00,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93 states, 62 states have (on average 1.3548387096774193) internal successors, (84), 62 states have internal predecessors, (84), 28 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-29 07:14:00,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 140 transitions. [2023-11-29 07:14:00,136 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 140 transitions. Word has length 182 [2023-11-29 07:14:00,137 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 07:14:00,137 INFO L495 AbstractCegarLoop]: Abstraction has 93 states and 140 transitions. [2023-11-29 07:14:00,137 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.75) internal successors, (54), 8 states have internal predecessors, (54), 2 states have call successors, (30), 2 states have call predecessors, (30), 4 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2023-11-29 07:14:00,138 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 140 transitions. [2023-11-29 07:14:00,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2023-11-29 07:14:00,141 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 07:14:00,141 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 07:14:00,156 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2023-11-29 07:14:00,344 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 07:14:00,344 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 07:14:00,345 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 07:14:00,345 INFO L85 PathProgramCache]: Analyzing trace with hash -854455679, now seen corresponding path program 1 times [2023-11-29 07:14:00,345 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 07:14:00,346 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [90669552] [2023-11-29 07:14:00,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 07:14:00,346 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 [2023-11-29 07:14:00,346 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 07:14:00,347 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/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) [2023-11-29 07:14:00,348 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-11-29 07:14:00,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 07:14:00,990 INFO L262 TraceCheckSpWp]: Trace formula consists of 303 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-29 07:14:00,994 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 07:14:04,363 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 287 proven. 207 refuted. 0 times theorem prover too weak. 1018 trivial. 0 not checked. [2023-11-29 07:14:04,363 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 07:14:06,084 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 07:14:06,084 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [90669552] [2023-11-29 07:14:06,084 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [90669552] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 07:14:06,084 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [986655470] [2023-11-29 07:14:06,084 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 07:14:06,084 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-29 07:14:06,085 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 [2023-11-29 07:14:06,086 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-29 07:14:06,087 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-11-29 07:14:08,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 07:14:08,119 INFO L262 TraceCheckSpWp]: Trace formula consists of 303 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-29 07:14:08,124 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 07:14:11,000 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 287 proven. 207 refuted. 0 times theorem prover too weak. 1018 trivial. 0 not checked. [2023-11-29 07:14:11,000 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 07:14:12,292 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [986655470] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 07:14:12,292 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 07:14:12,292 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 12 [2023-11-29 07:14:12,293 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [666308107] [2023-11-29 07:14:12,293 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 07:14:12,293 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2023-11-29 07:14:12,294 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 07:14:12,294 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2023-11-29 07:14:12,295 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=124, Unknown=0, NotChecked=0, Total=182 [2023-11-29 07:14:12,295 INFO L87 Difference]: Start difference. First operand 93 states and 140 transitions. Second operand has 12 states, 12 states have (on average 4.75) internal successors, (57), 11 states have internal predecessors, (57), 4 states have call successors, (28), 4 states have call predecessors, (28), 5 states have return successors, (28), 4 states have call predecessors, (28), 4 states have call successors, (28) [2023-11-29 07:14:18,301 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.36s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 07:14:22,002 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.70s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 07:14:22,190 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 07:14:22,190 INFO L93 Difference]: Finished difference Result 201 states and 292 transitions. [2023-11-29 07:14:22,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-11-29 07:14:22,283 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 4.75) internal successors, (57), 11 states have internal predecessors, (57), 4 states have call successors, (28), 4 states have call predecessors, (28), 5 states have return successors, (28), 4 states have call predecessors, (28), 4 states have call successors, (28) Word has length 182 [2023-11-29 07:14:22,284 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 07:14:22,285 INFO L225 Difference]: With dead ends: 201 [2023-11-29 07:14:22,285 INFO L226 Difference]: Without dead ends: 109 [2023-11-29 07:14:22,286 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 421 GetRequests, 402 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=132, Invalid=288, Unknown=0, NotChecked=0, Total=420 [2023-11-29 07:14:22,288 INFO L413 NwaCegarLoop]: 84 mSDtfsCounter, 89 mSDsluCounter, 215 mSDsCounter, 0 mSdLazyCounter, 332 mSolverCounterSat, 14 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 91 SdHoareTripleChecker+Valid, 299 SdHoareTripleChecker+Invalid, 347 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 332 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.5s IncrementalHoareTripleChecker+Time [2023-11-29 07:14:22,288 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [91 Valid, 299 Invalid, 347 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 332 Invalid, 1 Unknown, 0 Unchecked, 9.5s Time] [2023-11-29 07:14:22,289 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2023-11-29 07:14:22,303 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 105. [2023-11-29 07:14:22,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 105 states, 71 states have (on average 1.2535211267605635) internal successors, (89), 71 states have internal predecessors, (89), 28 states have call successors, (28), 5 states have call predecessors, (28), 5 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-29 07:14:22,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 145 transitions. [2023-11-29 07:14:22,306 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 145 transitions. Word has length 182 [2023-11-29 07:14:22,307 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 07:14:22,307 INFO L495 AbstractCegarLoop]: Abstraction has 105 states and 145 transitions. [2023-11-29 07:14:22,307 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 4.75) internal successors, (57), 11 states have internal predecessors, (57), 4 states have call successors, (28), 4 states have call predecessors, (28), 5 states have return successors, (28), 4 states have call predecessors, (28), 4 states have call successors, (28) [2023-11-29 07:14:22,307 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 145 transitions. [2023-11-29 07:14:22,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2023-11-29 07:14:22,309 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 07:14:22,309 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 07:14:22,321 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2023-11-29 07:14:22,524 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0 [2023-11-29 07:14:22,712 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 07:14:22,713 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 07:14:22,713 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 07:14:22,713 INFO L85 PathProgramCache]: Analyzing trace with hash 1191641919, now seen corresponding path program 1 times [2023-11-29 07:14:22,713 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 07:14:22,713 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1025768941] [2023-11-29 07:14:22,714 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 07:14:22,714 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 [2023-11-29 07:14:22,714 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 07:14:22,715 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/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) [2023-11-29 07:14:22,716 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec1578f6-46ef-494a-a4d7-84a8fff0bb45/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2023-11-29 07:16:15,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 07:16:19,028 INFO L262 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 73 conjunts are in the unsatisfiable core [2023-11-29 07:16:19,037 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 07:18:42,936 WARN L293 SmtUtils]: Spent 23.40s on a formula simplification that was a NOOP. DAG size: 89 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-11-29 07:21:36,900 WARN L293 SmtUtils]: Spent 26.75s on a formula simplification that was a NOOP. DAG size: 99 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-11-29 07:23:29,421 WARN L293 SmtUtils]: Spent 30.44s on a formula simplification that was a NOOP. DAG size: 100 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)