./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.collision.1.prop1-func-interl.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fef4e9ce-e270-4b25-991d-e8c2ac37a242/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fef4e9ce-e270-4b25-991d-e8c2ac37a242/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_fef4e9ce-e270-4b25-991d-e8c2ac37a242/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fef4e9ce-e270-4b25-991d-e8c2ac37a242/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.collision.1.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fef4e9ce-e270-4b25-991d-e8c2ac37a242/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fef4e9ce-e270-4b25-991d-e8c2ac37a242/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 64bit --witnessprinter.graph.data.programhash f4703dd1be540b652ba2aa7b95430d962bd28ccbaf230a103fed4b34e166ba6e --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 05:12:46,869 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 05:12:46,935 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fef4e9ce-e270-4b25-991d-e8c2ac37a242/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-29 05:12:46,939 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 05:12:46,940 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 05:12:46,965 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 05:12:46,965 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 05:12:46,966 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 05:12:46,966 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 05:12:46,967 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 05:12:46,968 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 05:12:46,968 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 05:12:46,969 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 05:12:46,970 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 05:12:46,970 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 05:12:46,971 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 05:12:46,971 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 05:12:46,972 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 05:12:46,972 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 05:12:46,973 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 05:12:46,974 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 05:12:46,974 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 05:12:46,975 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 05:12:46,975 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 05:12:46,976 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 05:12:46,976 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 05:12:46,977 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 05:12:46,977 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 05:12:46,978 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 05:12:46,978 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 05:12:46,978 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 05:12:46,979 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 05:12:46,979 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-29 05:12:46,979 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-29 05:12:46,980 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 05:12:46,980 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 05:12:46,980 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 05:12:46,980 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 05:12:46,980 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 05:12:46,980 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_fef4e9ce-e270-4b25-991d-e8c2ac37a242/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fef4e9ce-e270-4b25-991d-e8c2ac37a242/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f4703dd1be540b652ba2aa7b95430d962bd28ccbaf230a103fed4b34e166ba6e [2023-11-29 05:12:47,186 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 05:12:47,205 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 05:12:47,208 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 05:12:47,209 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 05:12:47,209 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 05:12:47,210 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fef4e9ce-e270-4b25-991d-e8c2ac37a242/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.collision.1.prop1-func-interl.c [2023-11-29 05:12:50,082 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 05:12:50,369 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 05:12:50,370 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fef4e9ce-e270-4b25-991d-e8c2ac37a242/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.collision.1.prop1-func-interl.c [2023-11-29 05:12:50,387 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fef4e9ce-e270-4b25-991d-e8c2ac37a242/bin/uautomizer-verify-BQ2R08f2Ya/data/e7020841d/80a45507bcce4de29fa613967ffce7aa/FLAG72c78d390 [2023-11-29 05:12:50,399 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fef4e9ce-e270-4b25-991d-e8c2ac37a242/bin/uautomizer-verify-BQ2R08f2Ya/data/e7020841d/80a45507bcce4de29fa613967ffce7aa [2023-11-29 05:12:50,401 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 05:12:50,403 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 05:12:50,404 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 05:12:50,404 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 05:12:50,409 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 05:12:50,409 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 05:12:50" (1/1) ... [2023-11-29 05:12:50,410 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3dc77cd7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:12:50, skipping insertion in model container [2023-11-29 05:12:50,411 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 05:12:50" (1/1) ... [2023-11-29 05:12:50,486 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 05:12:50,638 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_fef4e9ce-e270-4b25-991d-e8c2ac37a242/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.collision.1.prop1-func-interl.c[1176,1189] [2023-11-29 05:12:51,041 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 05:12:51,051 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 05:12:51,063 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_fef4e9ce-e270-4b25-991d-e8c2ac37a242/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.collision.1.prop1-func-interl.c[1176,1189] [2023-11-29 05:12:51,241 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 05:12:51,256 INFO L206 MainTranslator]: Completed translation [2023-11-29 05:12:51,256 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:12:51 WrapperNode [2023-11-29 05:12:51,256 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 05:12:51,257 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 05:12:51,257 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 05:12:51,258 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 05:12:51,265 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:12:51" (1/1) ... [2023-11-29 05:12:51,325 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:12:51" (1/1) ... [2023-11-29 05:12:52,034 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 8320 [2023-11-29 05:12:52,035 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 05:12:52,036 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 05:12:52,036 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 05:12:52,036 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 05:12:52,046 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:12:51" (1/1) ... [2023-11-29 05:12:52,046 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:12:51" (1/1) ... [2023-11-29 05:12:52,161 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:12:51" (1/1) ... [2023-11-29 05:12:52,332 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 05:12:52,333 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:12:51" (1/1) ... [2023-11-29 05:12:52,333 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:12:51" (1/1) ... [2023-11-29 05:12:52,489 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:12:51" (1/1) ... [2023-11-29 05:12:52,537 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:12:51" (1/1) ... [2023-11-29 05:12:52,577 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:12:51" (1/1) ... [2023-11-29 05:12:52,604 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:12:51" (1/1) ... [2023-11-29 05:12:52,742 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 05:12:52,743 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 05:12:52,743 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 05:12:52,743 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 05:12:52,744 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:12:51" (1/1) ... [2023-11-29 05:12:52,750 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 05:12:52,761 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fef4e9ce-e270-4b25-991d-e8c2ac37a242/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:12:52,774 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fef4e9ce-e270-4b25-991d-e8c2ac37a242/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 05:12:52,780 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fef4e9ce-e270-4b25-991d-e8c2ac37a242/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 05:12:52,810 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 05:12:52,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-29 05:12:52,810 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 05:12:52,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 05:12:53,265 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 05:12:53,267 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 05:12:59,006 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 05:12:59,173 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 05:12:59,173 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 05:12:59,174 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 05:12:59 BoogieIcfgContainer [2023-11-29 05:12:59,175 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 05:12:59,178 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 05:12:59,178 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 05:12:59,182 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 05:12:59,182 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 05:12:50" (1/3) ... [2023-11-29 05:12:59,183 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a2eda80 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 05:12:59, skipping insertion in model container [2023-11-29 05:12:59,183 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:12:51" (2/3) ... [2023-11-29 05:12:59,183 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a2eda80 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 05:12:59, skipping insertion in model container [2023-11-29 05:12:59,183 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 05:12:59" (3/3) ... [2023-11-29 05:12:59,185 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.collision.1.prop1-func-interl.c [2023-11-29 05:12:59,205 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 05:12:59,205 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 05:12:59,297 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 05:12:59,305 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;@bb57868, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 05:12:59,305 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 05:12:59,317 INFO L276 IsEmpty]: Start isEmpty. Operand has 2005 states, 2003 states have (on average 1.6719920119820268) internal successors, (3349), 2004 states have internal predecessors, (3349), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:12:59,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2023-11-29 05:12:59,331 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:12:59,332 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:12:59,332 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 05:12:59,336 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:12:59,337 INFO L85 PathProgramCache]: Analyzing trace with hash -1873074742, now seen corresponding path program 1 times [2023-11-29 05:12:59,344 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:12:59,344 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [839484104] [2023-11-29 05:12:59,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:12:59,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:12:59,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:13:00,143 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 05:13:00,143 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:13:00,144 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [839484104] [2023-11-29 05:13:00,144 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [839484104] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 05:13:00,145 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 05:13:00,145 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 05:13:00,146 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [888939942] [2023-11-29 05:13:00,147 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:13:00,152 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 05:13:00,152 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:13:00,182 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 05:13:00,183 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 05:13:00,191 INFO L87 Difference]: Start difference. First operand has 2005 states, 2003 states have (on average 1.6719920119820268) internal successors, (3349), 2004 states have internal predecessors, (3349), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 27.0) internal successors, (108), 4 states have internal predecessors, (108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:13:00,417 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:13:00,417 INFO L93 Difference]: Finished difference Result 3928 states and 6564 transitions. [2023-11-29 05:13:00,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 05:13:00,420 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 27.0) internal successors, (108), 4 states have internal predecessors, (108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 108 [2023-11-29 05:13:00,421 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:13:00,447 INFO L225 Difference]: With dead ends: 3928 [2023-11-29 05:13:00,447 INFO L226 Difference]: Without dead ends: 2005 [2023-11-29 05:13:00,456 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 05:13:00,459 INFO L413 NwaCegarLoop]: 3342 mSDtfsCounter, 1 mSDsluCounter, 6679 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 10021 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 05:13:00,460 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 10021 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 05:13:00,483 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2005 states. [2023-11-29 05:13:00,560 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2005 to 2005. [2023-11-29 05:13:00,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2005 states, 2004 states have (on average 1.6701596806387227) internal successors, (3347), 2004 states have internal predecessors, (3347), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:13:00,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2005 states to 2005 states and 3347 transitions. [2023-11-29 05:13:00,577 INFO L78 Accepts]: Start accepts. Automaton has 2005 states and 3347 transitions. Word has length 108 [2023-11-29 05:13:00,578 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:13:00,579 INFO L495 AbstractCegarLoop]: Abstraction has 2005 states and 3347 transitions. [2023-11-29 05:13:00,579 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 27.0) internal successors, (108), 4 states have internal predecessors, (108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:13:00,579 INFO L276 IsEmpty]: Start isEmpty. Operand 2005 states and 3347 transitions. [2023-11-29 05:13:00,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2023-11-29 05:13:00,582 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:13:00,582 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:13:00,582 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-29 05:13:00,582 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 05:13:00,583 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:13:00,583 INFO L85 PathProgramCache]: Analyzing trace with hash 2065950714, now seen corresponding path program 1 times [2023-11-29 05:13:00,583 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:13:00,584 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [715023502] [2023-11-29 05:13:00,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:13:00,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:13:00,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:13:00,882 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 05:13:00,883 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:13:00,883 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [715023502] [2023-11-29 05:13:00,883 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [715023502] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 05:13:00,883 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 05:13:00,884 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 05:13:00,884 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1287701912] [2023-11-29 05:13:00,884 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:13:00,885 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 05:13:00,885 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:13:00,886 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 05:13:00,886 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 05:13:00,887 INFO L87 Difference]: Start difference. First operand 2005 states and 3347 transitions. Second operand has 4 states, 4 states have (on average 27.25) internal successors, (109), 4 states have internal predecessors, (109), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:13:00,990 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:13:00,991 INFO L93 Difference]: Finished difference Result 3931 states and 6562 transitions. [2023-11-29 05:13:00,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 05:13:00,992 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 27.25) internal successors, (109), 4 states have internal predecessors, (109), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 109 [2023-11-29 05:13:00,993 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:13:01,004 INFO L225 Difference]: With dead ends: 3931 [2023-11-29 05:13:01,004 INFO L226 Difference]: Without dead ends: 2008 [2023-11-29 05:13:01,007 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 05:13:01,009 INFO L413 NwaCegarLoop]: 3342 mSDtfsCounter, 1 mSDsluCounter, 6677 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 10019 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 05:13:01,009 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 10019 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 05:13:01,014 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2008 states. [2023-11-29 05:13:01,050 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2008 to 2007. [2023-11-29 05:13:01,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2007 states, 2006 states have (on average 1.6694915254237288) internal successors, (3349), 2006 states have internal predecessors, (3349), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:13:01,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2007 states to 2007 states and 3349 transitions. [2023-11-29 05:13:01,064 INFO L78 Accepts]: Start accepts. Automaton has 2007 states and 3349 transitions. Word has length 109 [2023-11-29 05:13:01,064 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:13:01,064 INFO L495 AbstractCegarLoop]: Abstraction has 2007 states and 3349 transitions. [2023-11-29 05:13:01,065 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 27.25) internal successors, (109), 4 states have internal predecessors, (109), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:13:01,065 INFO L276 IsEmpty]: Start isEmpty. Operand 2007 states and 3349 transitions. [2023-11-29 05:13:01,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2023-11-29 05:13:01,067 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:13:01,067 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:13:01,067 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-29 05:13:01,068 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 05:13:01,068 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:13:01,068 INFO L85 PathProgramCache]: Analyzing trace with hash -590469148, now seen corresponding path program 1 times [2023-11-29 05:13:01,068 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:13:01,069 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1108783849] [2023-11-29 05:13:01,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:13:01,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:13:01,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:13:01,311 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 05:13:01,311 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:13:01,312 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1108783849] [2023-11-29 05:13:01,312 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1108783849] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 05:13:01,312 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 05:13:01,312 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 05:13:01,312 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [322275668] [2023-11-29 05:13:01,313 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:13:01,313 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 05:13:01,313 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:13:01,314 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 05:13:01,314 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 05:13:01,315 INFO L87 Difference]: Start difference. First operand 2007 states and 3349 transitions. Second operand has 4 states, 4 states have (on average 27.5) internal successors, (110), 4 states have internal predecessors, (110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:13:01,471 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:13:01,472 INFO L93 Difference]: Finished difference Result 5847 states and 9760 transitions. [2023-11-29 05:13:01,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 05:13:01,472 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 27.5) internal successors, (110), 4 states have internal predecessors, (110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 110 [2023-11-29 05:13:01,473 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:13:01,494 INFO L225 Difference]: With dead ends: 5847 [2023-11-29 05:13:01,494 INFO L226 Difference]: Without dead ends: 3922 [2023-11-29 05:13:01,498 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 05:13:01,499 INFO L413 NwaCegarLoop]: 3453 mSDtfsCounter, 3195 mSDsluCounter, 6784 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3195 SdHoareTripleChecker+Valid, 10237 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 05:13:01,499 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3195 Valid, 10237 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 05:13:01,506 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3922 states. [2023-11-29 05:13:01,554 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3922 to 2009. [2023-11-29 05:13:01,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2009 states, 2008 states have (on average 1.668824701195219) internal successors, (3351), 2008 states have internal predecessors, (3351), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:13:01,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2009 states to 2009 states and 3351 transitions. [2023-11-29 05:13:01,568 INFO L78 Accepts]: Start accepts. Automaton has 2009 states and 3351 transitions. Word has length 110 [2023-11-29 05:13:01,569 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:13:01,569 INFO L495 AbstractCegarLoop]: Abstraction has 2009 states and 3351 transitions. [2023-11-29 05:13:01,569 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 27.5) internal successors, (110), 4 states have internal predecessors, (110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:13:01,569 INFO L276 IsEmpty]: Start isEmpty. Operand 2009 states and 3351 transitions. [2023-11-29 05:13:01,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2023-11-29 05:13:01,571 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:13:01,571 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:13:01,571 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-29 05:13:01,571 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 05:13:01,572 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:13:01,572 INFO L85 PathProgramCache]: Analyzing trace with hash 82205982, now seen corresponding path program 1 times [2023-11-29 05:13:01,572 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:13:01,572 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [631776617] [2023-11-29 05:13:01,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:13:01,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:13:01,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:13:01,877 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 05:13:01,877 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:13:01,877 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [631776617] [2023-11-29 05:13:01,878 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [631776617] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 05:13:01,878 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 05:13:01,878 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 05:13:01,878 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2055250571] [2023-11-29 05:13:01,878 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:13:01,879 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 05:13:01,879 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:13:01,880 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 05:13:01,880 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-29 05:13:01,880 INFO L87 Difference]: Start difference. First operand 2009 states and 3351 transitions. Second operand has 6 states, 6 states have (on average 18.5) internal successors, (111), 5 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:13:02,142 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:13:02,142 INFO L93 Difference]: Finished difference Result 5922 states and 9881 transitions. [2023-11-29 05:13:02,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-29 05:13:02,143 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 18.5) internal successors, (111), 5 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 111 [2023-11-29 05:13:02,143 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:13:02,165 INFO L225 Difference]: With dead ends: 5922 [2023-11-29 05:13:02,165 INFO L226 Difference]: Without dead ends: 3995 [2023-11-29 05:13:02,169 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2023-11-29 05:13:02,170 INFO L413 NwaCegarLoop]: 3448 mSDtfsCounter, 12958 mSDsluCounter, 9866 mSDsCounter, 0 mSdLazyCounter, 31 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12958 SdHoareTripleChecker+Valid, 13314 SdHoareTripleChecker+Invalid, 33 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 31 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-29 05:13:02,171 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12958 Valid, 13314 Invalid, 33 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 31 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-29 05:13:02,178 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3995 states. [2023-11-29 05:13:02,227 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3995 to 2078. [2023-11-29 05:13:02,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2078 states, 2077 states have (on average 1.6687530091478093) internal successors, (3466), 2077 states have internal predecessors, (3466), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:13:02,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2078 states to 2078 states and 3466 transitions. [2023-11-29 05:13:02,242 INFO L78 Accepts]: Start accepts. Automaton has 2078 states and 3466 transitions. Word has length 111 [2023-11-29 05:13:02,242 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:13:02,242 INFO L495 AbstractCegarLoop]: Abstraction has 2078 states and 3466 transitions. [2023-11-29 05:13:02,243 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 18.5) internal successors, (111), 5 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:13:02,243 INFO L276 IsEmpty]: Start isEmpty. Operand 2078 states and 3466 transitions. [2023-11-29 05:13:02,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1341 [2023-11-29 05:13:02,303 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:13:02,304 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:13:02,304 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-29 05:13:02,304 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 05:13:02,305 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:13:02,305 INFO L85 PathProgramCache]: Analyzing trace with hash 1812392624, now seen corresponding path program 1 times [2023-11-29 05:13:02,306 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:13:02,306 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1495656415] [2023-11-29 05:13:02,306 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:13:02,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:13:02,502 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 05:13:02,503 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1471758354] [2023-11-29 05:13:02,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:13:02,503 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:13:02,503 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fef4e9ce-e270-4b25-991d-e8c2ac37a242/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:13:02,505 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fef4e9ce-e270-4b25-991d-e8c2ac37a242/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 05:13:02,516 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fef4e9ce-e270-4b25-991d-e8c2ac37a242/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-29 05:13:04,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:13:04,086 INFO L262 TraceCheckSpWp]: Trace formula consists of 5615 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-29 05:13:04,135 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:13:04,226 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 05:13:04,226 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 05:13:04,227 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:13:04,227 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1495656415] [2023-11-29 05:13:04,227 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 05:13:04,227 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1471758354] [2023-11-29 05:13:04,228 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1471758354] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 05:13:04,228 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 05:13:04,228 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 05:13:04,229 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [636405029] [2023-11-29 05:13:04,229 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:13:04,231 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 05:13:04,231 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:13:04,233 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 05:13:04,233 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 05:13:04,234 INFO L87 Difference]: Start difference. First operand 2078 states and 3466 transitions. Second operand has 4 states, 4 states have (on average 335.0) internal successors, (1340), 4 states have internal predecessors, (1340), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:13:04,332 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:13:04,332 INFO L93 Difference]: Finished difference Result 4015 states and 6697 transitions. [2023-11-29 05:13:04,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 05:13:04,334 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 335.0) internal successors, (1340), 4 states have internal predecessors, (1340), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 1340 [2023-11-29 05:13:04,334 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:13:04,346 INFO L225 Difference]: With dead ends: 4015 [2023-11-29 05:13:04,346 INFO L226 Difference]: Without dead ends: 2088 [2023-11-29 05:13:04,349 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1339 GetRequests, 1337 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 05:13:04,350 INFO L413 NwaCegarLoop]: 3342 mSDtfsCounter, 12 mSDsluCounter, 6674 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 10016 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 05:13:04,350 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12 Valid, 10016 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 05:13:04,355 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2088 states. [2023-11-29 05:13:04,392 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2088 to 2080. [2023-11-29 05:13:04,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2080 states, 2079 states have (on average 1.668109668109668) internal successors, (3468), 2079 states have internal predecessors, (3468), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:13:04,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2080 states to 2080 states and 3468 transitions. [2023-11-29 05:13:04,406 INFO L78 Accepts]: Start accepts. Automaton has 2080 states and 3468 transitions. Word has length 1340 [2023-11-29 05:13:04,407 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:13:04,407 INFO L495 AbstractCegarLoop]: Abstraction has 2080 states and 3468 transitions. [2023-11-29 05:13:04,408 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 335.0) internal successors, (1340), 4 states have internal predecessors, (1340), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:13:04,408 INFO L276 IsEmpty]: Start isEmpty. Operand 2080 states and 3468 transitions. [2023-11-29 05:13:04,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1341 [2023-11-29 05:13:04,490 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:13:04,491 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:13:04,519 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fef4e9ce-e270-4b25-991d-e8c2ac37a242/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-29 05:13:04,695 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fef4e9ce-e270-4b25-991d-e8c2ac37a242/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:13:04,695 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 05:13:04,696 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:13:04,697 INFO L85 PathProgramCache]: Analyzing trace with hash -529747458, now seen corresponding path program 1 times [2023-11-29 05:13:04,697 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:13:04,697 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [987344904] [2023-11-29 05:13:04,698 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:13:04,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:13:04,881 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 05:13:04,881 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [600004621] [2023-11-29 05:13:04,882 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:13:04,882 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:13:04,882 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fef4e9ce-e270-4b25-991d-e8c2ac37a242/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:13:04,883 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fef4e9ce-e270-4b25-991d-e8c2ac37a242/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 05:13:04,887 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fef4e9ce-e270-4b25-991d-e8c2ac37a242/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-29 05:13:06,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:13:06,418 INFO L262 TraceCheckSpWp]: Trace formula consists of 5616 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-29 05:13:06,451 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:13:06,507 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 05:13:06,507 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 05:13:06,507 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:13:06,508 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [987344904] [2023-11-29 05:13:06,508 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 05:13:06,508 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [600004621] [2023-11-29 05:13:06,508 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [600004621] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 05:13:06,508 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 05:13:06,509 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 05:13:06,509 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1467217662] [2023-11-29 05:13:06,509 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:13:06,511 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 05:13:06,512 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:13:06,514 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 05:13:06,514 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 05:13:06,515 INFO L87 Difference]: Start difference. First operand 2080 states and 3468 transitions. Second operand has 4 states, 4 states have (on average 335.0) internal successors, (1340), 4 states have internal predecessors, (1340), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:13:06,644 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:13:06,644 INFO L93 Difference]: Finished difference Result 4018 states and 6699 transitions. [2023-11-29 05:13:06,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 05:13:06,645 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 335.0) internal successors, (1340), 4 states have internal predecessors, (1340), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 1340 [2023-11-29 05:13:06,646 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:13:06,657 INFO L225 Difference]: With dead ends: 4018 [2023-11-29 05:13:06,657 INFO L226 Difference]: Without dead ends: 2089 [2023-11-29 05:13:06,660 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1339 GetRequests, 1337 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 05:13:06,661 INFO L413 NwaCegarLoop]: 3342 mSDtfsCounter, 12 mSDsluCounter, 6674 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 10016 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 05:13:06,662 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12 Valid, 10016 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 05:13:06,666 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2089 states. [2023-11-29 05:13:06,702 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2089 to 2081. [2023-11-29 05:13:06,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2081 states, 2080 states have (on average 1.6677884615384615) internal successors, (3469), 2080 states have internal predecessors, (3469), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:13:06,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2081 states to 2081 states and 3469 transitions. [2023-11-29 05:13:06,713 INFO L78 Accepts]: Start accepts. Automaton has 2081 states and 3469 transitions. Word has length 1340 [2023-11-29 05:13:06,713 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:13:06,713 INFO L495 AbstractCegarLoop]: Abstraction has 2081 states and 3469 transitions. [2023-11-29 05:13:06,714 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 335.0) internal successors, (1340), 4 states have internal predecessors, (1340), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:13:06,714 INFO L276 IsEmpty]: Start isEmpty. Operand 2081 states and 3469 transitions. [2023-11-29 05:13:06,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1341 [2023-11-29 05:13:06,732 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:13:06,733 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:13:06,753 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fef4e9ce-e270-4b25-991d-e8c2ac37a242/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-11-29 05:13:06,951 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fef4e9ce-e270-4b25-991d-e8c2ac37a242/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2023-11-29 05:13:06,951 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 05:13:06,952 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:13:06,952 INFO L85 PathProgramCache]: Analyzing trace with hash -643626932, now seen corresponding path program 1 times [2023-11-29 05:13:06,953 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:13:06,953 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1042051796] [2023-11-29 05:13:06,953 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:13:06,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:13:07,116 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 05:13:07,116 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [191372888] [2023-11-29 05:13:07,117 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:13:07,117 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:13:07,117 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fef4e9ce-e270-4b25-991d-e8c2ac37a242/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:13:07,119 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fef4e9ce-e270-4b25-991d-e8c2ac37a242/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 05:13:07,122 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fef4e9ce-e270-4b25-991d-e8c2ac37a242/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-29 05:13:08,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:13:08,578 INFO L262 TraceCheckSpWp]: Trace formula consists of 5617 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-29 05:13:08,598 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:13:08,641 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 05:13:08,641 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 05:13:08,641 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:13:08,641 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1042051796] [2023-11-29 05:13:08,641 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 05:13:08,642 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [191372888] [2023-11-29 05:13:08,642 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [191372888] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 05:13:08,642 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 05:13:08,642 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 05:13:08,642 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1557331635] [2023-11-29 05:13:08,643 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:13:08,645 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 05:13:08,645 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:13:08,646 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 05:13:08,646 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 05:13:08,647 INFO L87 Difference]: Start difference. First operand 2081 states and 3469 transitions. Second operand has 4 states, 4 states have (on average 335.0) internal successors, (1340), 4 states have internal predecessors, (1340), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:13:08,711 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:13:08,711 INFO L93 Difference]: Finished difference Result 4020 states and 6701 transitions. [2023-11-29 05:13:08,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 05:13:08,713 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 335.0) internal successors, (1340), 4 states have internal predecessors, (1340), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 1340 [2023-11-29 05:13:08,714 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:13:08,722 INFO L225 Difference]: With dead ends: 4020 [2023-11-29 05:13:08,722 INFO L226 Difference]: Without dead ends: 2090 [2023-11-29 05:13:08,724 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1339 GetRequests, 1337 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 05:13:08,725 INFO L413 NwaCegarLoop]: 3342 mSDtfsCounter, 12 mSDsluCounter, 6674 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 10016 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 05:13:08,725 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12 Valid, 10016 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 05:13:08,729 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2090 states. [2023-11-29 05:13:08,755 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2090 to 2082. [2023-11-29 05:13:08,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2082 states, 2081 states have (on average 1.6674675636713119) internal successors, (3470), 2081 states have internal predecessors, (3470), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:13:08,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2082 states to 2082 states and 3470 transitions. [2023-11-29 05:13:08,765 INFO L78 Accepts]: Start accepts. Automaton has 2082 states and 3470 transitions. Word has length 1340 [2023-11-29 05:13:08,766 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:13:08,766 INFO L495 AbstractCegarLoop]: Abstraction has 2082 states and 3470 transitions. [2023-11-29 05:13:08,767 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 335.0) internal successors, (1340), 4 states have internal predecessors, (1340), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:13:08,767 INFO L276 IsEmpty]: Start isEmpty. Operand 2082 states and 3470 transitions. [2023-11-29 05:13:08,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1341 [2023-11-29 05:13:08,778 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:13:08,779 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:13:08,795 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fef4e9ce-e270-4b25-991d-e8c2ac37a242/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-11-29 05:13:08,981 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fef4e9ce-e270-4b25-991d-e8c2ac37a242/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:13:08,982 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 05:13:08,982 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:13:08,983 INFO L85 PathProgramCache]: Analyzing trace with hash -391493314, now seen corresponding path program 1 times [2023-11-29 05:13:08,983 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:13:08,983 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1744016193] [2023-11-29 05:13:08,983 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:13:08,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:13:09,116 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 05:13:09,116 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1881188370] [2023-11-29 05:13:09,117 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:13:09,117 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:13:09,117 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fef4e9ce-e270-4b25-991d-e8c2ac37a242/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:13:09,118 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fef4e9ce-e270-4b25-991d-e8c2ac37a242/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 05:13:09,120 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fef4e9ce-e270-4b25-991d-e8c2ac37a242/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-29 05:13:10,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:13:10,372 INFO L262 TraceCheckSpWp]: Trace formula consists of 5618 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-29 05:13:10,398 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:13:10,461 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 05:13:10,461 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 05:13:10,461 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:13:10,461 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1744016193] [2023-11-29 05:13:10,461 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 05:13:10,461 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1881188370] [2023-11-29 05:13:10,462 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1881188370] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 05:13:10,462 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 05:13:10,462 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 05:13:10,463 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1464876565] [2023-11-29 05:13:10,463 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:13:10,465 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 05:13:10,465 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:13:10,467 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 05:13:10,468 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 05:13:10,469 INFO L87 Difference]: Start difference. First operand 2082 states and 3470 transitions. Second operand has 4 states, 4 states have (on average 335.0) internal successors, (1340), 4 states have internal predecessors, (1340), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:13:10,555 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:13:10,555 INFO L93 Difference]: Finished difference Result 4022 states and 6703 transitions. [2023-11-29 05:13:10,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 05:13:10,556 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 335.0) internal successors, (1340), 4 states have internal predecessors, (1340), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 1340 [2023-11-29 05:13:10,558 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:13:10,569 INFO L225 Difference]: With dead ends: 4022 [2023-11-29 05:13:10,569 INFO L226 Difference]: Without dead ends: 2091 [2023-11-29 05:13:10,573 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1339 GetRequests, 1337 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 05:13:10,573 INFO L413 NwaCegarLoop]: 3342 mSDtfsCounter, 12 mSDsluCounter, 6674 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 10016 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 05:13:10,574 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12 Valid, 10016 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 05:13:10,578 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2091 states. [2023-11-29 05:13:10,610 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2091 to 2083. [2023-11-29 05:13:10,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2083 states, 2082 states have (on average 1.6671469740634006) internal successors, (3471), 2082 states have internal predecessors, (3471), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:13:10,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2083 states to 2083 states and 3471 transitions. [2023-11-29 05:13:10,618 INFO L78 Accepts]: Start accepts. Automaton has 2083 states and 3471 transitions. Word has length 1340 [2023-11-29 05:13:10,619 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:13:10,619 INFO L495 AbstractCegarLoop]: Abstraction has 2083 states and 3471 transitions. [2023-11-29 05:13:10,620 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 335.0) internal successors, (1340), 4 states have internal predecessors, (1340), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:13:10,620 INFO L276 IsEmpty]: Start isEmpty. Operand 2083 states and 3471 transitions. [2023-11-29 05:13:10,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1341 [2023-11-29 05:13:10,643 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:13:10,644 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:13:10,660 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fef4e9ce-e270-4b25-991d-e8c2ac37a242/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-11-29 05:13:10,845 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fef4e9ce-e270-4b25-991d-e8c2ac37a242/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:13:10,845 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 05:13:10,846 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:13:10,846 INFO L85 PathProgramCache]: Analyzing trace with hash 634759820, now seen corresponding path program 1 times [2023-11-29 05:13:10,846 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:13:10,847 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1389109337] [2023-11-29 05:13:10,847 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:13:10,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:13:11,027 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 05:13:11,028 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [627754072] [2023-11-29 05:13:11,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:13:11,028 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:13:11,029 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fef4e9ce-e270-4b25-991d-e8c2ac37a242/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:13:11,030 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fef4e9ce-e270-4b25-991d-e8c2ac37a242/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 05:13:11,035 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fef4e9ce-e270-4b25-991d-e8c2ac37a242/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-29 05:13:12,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:13:12,256 INFO L262 TraceCheckSpWp]: Trace formula consists of 5619 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-29 05:13:12,276 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:13:12,697 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 05:13:12,698 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 05:13:12,698 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:13:12,698 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1389109337] [2023-11-29 05:13:12,698 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 05:13:12,698 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [627754072] [2023-11-29 05:13:12,698 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [627754072] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 05:13:12,698 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 05:13:12,699 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 05:13:12,699 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [903503060] [2023-11-29 05:13:12,699 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:13:12,701 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 05:13:12,701 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:13:12,703 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 05:13:12,703 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 05:13:12,704 INFO L87 Difference]: Start difference. First operand 2083 states and 3471 transitions. Second operand has 4 states, 4 states have (on average 335.0) internal successors, (1340), 3 states have internal predecessors, (1340), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:13:13,683 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:13:13,683 INFO L93 Difference]: Finished difference Result 4022 states and 6698 transitions. [2023-11-29 05:13:13,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 05:13:13,684 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 335.0) internal successors, (1340), 3 states have internal predecessors, (1340), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 1340 [2023-11-29 05:13:13,684 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:13:13,693 INFO L225 Difference]: With dead ends: 4022 [2023-11-29 05:13:13,694 INFO L226 Difference]: Without dead ends: 2090 [2023-11-29 05:13:13,696 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1340 GetRequests, 1337 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 05:13:13,696 INFO L413 NwaCegarLoop]: 2656 mSDtfsCounter, 6444 mSDsluCounter, 87 mSDsCounter, 0 mSdLazyCounter, 980 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6444 SdHoareTripleChecker+Valid, 2743 SdHoareTripleChecker+Invalid, 980 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 980 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2023-11-29 05:13:13,696 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6444 Valid, 2743 Invalid, 980 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 980 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2023-11-29 05:13:13,701 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2090 states. [2023-11-29 05:13:13,733 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2090 to 2083. [2023-11-29 05:13:13,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2083 states, 2082 states have (on average 1.6666666666666667) internal successors, (3470), 2082 states have internal predecessors, (3470), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:13:13,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2083 states to 2083 states and 3470 transitions. [2023-11-29 05:13:13,744 INFO L78 Accepts]: Start accepts. Automaton has 2083 states and 3470 transitions. Word has length 1340 [2023-11-29 05:13:13,744 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:13:13,744 INFO L495 AbstractCegarLoop]: Abstraction has 2083 states and 3470 transitions. [2023-11-29 05:13:13,745 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 335.0) internal successors, (1340), 3 states have internal predecessors, (1340), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:13:13,745 INFO L276 IsEmpty]: Start isEmpty. Operand 2083 states and 3470 transitions. [2023-11-29 05:13:13,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1342 [2023-11-29 05:13:13,763 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:13:13,764 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:13:13,782 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fef4e9ce-e270-4b25-991d-e8c2ac37a242/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2023-11-29 05:13:13,964 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fef4e9ce-e270-4b25-991d-e8c2ac37a242/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:13:13,965 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 05:13:13,965 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:13:13,965 INFO L85 PathProgramCache]: Analyzing trace with hash 1127446748, now seen corresponding path program 1 times [2023-11-29 05:13:13,966 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:13:13,966 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [655845943] [2023-11-29 05:13:13,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:13:13,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:13:14,076 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 05:13:14,077 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1659905372] [2023-11-29 05:13:14,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:13:14,077 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:13:14,077 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fef4e9ce-e270-4b25-991d-e8c2ac37a242/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:13:14,078 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fef4e9ce-e270-4b25-991d-e8c2ac37a242/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 05:13:14,083 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fef4e9ce-e270-4b25-991d-e8c2ac37a242/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-29 05:13:15,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:13:15,323 INFO L262 TraceCheckSpWp]: Trace formula consists of 5620 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-29 05:13:15,341 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:13:16,062 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 05:13:16,062 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 05:13:16,062 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:13:16,062 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [655845943] [2023-11-29 05:13:16,062 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 05:13:16,062 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1659905372] [2023-11-29 05:13:16,062 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1659905372] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 05:13:16,062 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 05:13:16,063 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 05:13:16,063 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1775616684] [2023-11-29 05:13:16,063 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:13:16,065 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 05:13:16,065 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:13:16,067 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 05:13:16,067 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 05:13:16,067 INFO L87 Difference]: Start difference. First operand 2083 states and 3470 transitions. Second operand has 4 states, 4 states have (on average 335.25) internal successors, (1341), 3 states have internal predecessors, (1341), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:13:17,022 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:13:17,022 INFO L93 Difference]: Finished difference Result 4311 states and 7183 transitions. [2023-11-29 05:13:17,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 05:13:17,023 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 335.25) internal successors, (1341), 3 states have internal predecessors, (1341), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 1341 [2023-11-29 05:13:17,023 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:13:17,032 INFO L225 Difference]: With dead ends: 4311 [2023-11-29 05:13:17,033 INFO L226 Difference]: Without dead ends: 2379 [2023-11-29 05:13:17,035 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1341 GetRequests, 1338 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 05:13:17,035 INFO L413 NwaCegarLoop]: 3138 mSDtfsCounter, 6291 mSDsluCounter, 570 mSDsCounter, 0 mSdLazyCounter, 982 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6291 SdHoareTripleChecker+Valid, 3708 SdHoareTripleChecker+Invalid, 982 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 982 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2023-11-29 05:13:17,035 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6291 Valid, 3708 Invalid, 982 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 982 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2023-11-29 05:13:17,041 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2379 states. [2023-11-29 05:13:17,074 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2379 to 2083. [2023-11-29 05:13:17,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2083 states, 2082 states have (on average 1.6661863592699329) internal successors, (3469), 2082 states have internal predecessors, (3469), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:13:17,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2083 states to 2083 states and 3469 transitions. [2023-11-29 05:13:17,083 INFO L78 Accepts]: Start accepts. Automaton has 2083 states and 3469 transitions. Word has length 1341 [2023-11-29 05:13:17,083 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:13:17,084 INFO L495 AbstractCegarLoop]: Abstraction has 2083 states and 3469 transitions. [2023-11-29 05:13:17,084 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 335.25) internal successors, (1341), 3 states have internal predecessors, (1341), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:13:17,085 INFO L276 IsEmpty]: Start isEmpty. Operand 2083 states and 3469 transitions. [2023-11-29 05:13:17,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1343 [2023-11-29 05:13:17,102 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:13:17,103 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:13:17,122 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fef4e9ce-e270-4b25-991d-e8c2ac37a242/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2023-11-29 05:13:17,304 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fef4e9ce-e270-4b25-991d-e8c2ac37a242/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2023-11-29 05:13:17,304 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 05:13:17,304 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:13:17,305 INFO L85 PathProgramCache]: Analyzing trace with hash -1910689424, now seen corresponding path program 1 times [2023-11-29 05:13:17,305 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:13:17,305 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [966883683] [2023-11-29 05:13:17,305 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:13:17,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:13:17,402 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 05:13:17,402 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [413989514] [2023-11-29 05:13:17,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:13:17,402 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:13:17,402 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fef4e9ce-e270-4b25-991d-e8c2ac37a242/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:13:17,403 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fef4e9ce-e270-4b25-991d-e8c2ac37a242/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 05:13:17,405 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fef4e9ce-e270-4b25-991d-e8c2ac37a242/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-11-29 05:13:18,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:13:18,750 INFO L262 TraceCheckSpWp]: Trace formula consists of 5621 conjuncts, 29 conjunts are in the unsatisfiable core [2023-11-29 05:13:18,769 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:13:20,154 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 6 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 05:13:20,154 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 05:13:24,791 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 6 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 05:13:24,791 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:13:24,791 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [966883683] [2023-11-29 05:13:24,791 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 05:13:24,792 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [413989514] [2023-11-29 05:13:24,792 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [413989514] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 05:13:24,792 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 05:13:24,793 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 13] total 23 [2023-11-29 05:13:24,793 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [676971758] [2023-11-29 05:13:24,793 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 05:13:24,796 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2023-11-29 05:13:24,796 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:13:24,798 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2023-11-29 05:13:24,798 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=438, Unknown=0, NotChecked=0, Total=506 [2023-11-29 05:13:24,799 INFO L87 Difference]: Start difference. First operand 2083 states and 3469 transitions. Second operand has 23 states, 23 states have (on average 116.34782608695652) internal successors, (2676), 23 states have internal predecessors, (2676), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:13:33,177 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:13:33,177 INFO L93 Difference]: Finished difference Result 18854 states and 31398 transitions. [2023-11-29 05:13:33,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2023-11-29 05:13:33,178 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 23 states have (on average 116.34782608695652) internal successors, (2676), 23 states have internal predecessors, (2676), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 1342 [2023-11-29 05:13:33,180 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:13:33,203 INFO L225 Difference]: With dead ends: 18854 [2023-11-29 05:13:33,204 INFO L226 Difference]: Without dead ends: 16922 [2023-11-29 05:13:33,211 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2739 GetRequests, 2669 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1342 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=962, Invalid=4150, Unknown=0, NotChecked=0, Total=5112 [2023-11-29 05:13:33,212 INFO L413 NwaCegarLoop]: 4049 mSDtfsCounter, 132430 mSDsluCounter, 53370 mSDsCounter, 0 mSdLazyCounter, 7411 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 132430 SdHoareTripleChecker+Valid, 57419 SdHoareTripleChecker+Invalid, 7424 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 7411 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.1s IncrementalHoareTripleChecker+Time [2023-11-29 05:13:33,212 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [132430 Valid, 57419 Invalid, 7424 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [13 Valid, 7411 Invalid, 0 Unknown, 0 Unchecked, 6.1s Time] [2023-11-29 05:13:33,233 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16922 states. [2023-11-29 05:13:33,359 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16922 to 4076. [2023-11-29 05:13:33,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4076 states, 4075 states have (on average 1.6662576687116564) internal successors, (6790), 4075 states have internal predecessors, (6790), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:13:33,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4076 states to 4076 states and 6790 transitions. [2023-11-29 05:13:33,371 INFO L78 Accepts]: Start accepts. Automaton has 4076 states and 6790 transitions. Word has length 1342 [2023-11-29 05:13:33,373 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:13:33,373 INFO L495 AbstractCegarLoop]: Abstraction has 4076 states and 6790 transitions. [2023-11-29 05:13:33,373 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 116.34782608695652) internal successors, (2676), 23 states have internal predecessors, (2676), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:13:33,374 INFO L276 IsEmpty]: Start isEmpty. Operand 4076 states and 6790 transitions. [2023-11-29 05:13:33,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1344 [2023-11-29 05:13:33,395 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:13:33,396 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:13:33,416 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fef4e9ce-e270-4b25-991d-e8c2ac37a242/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2023-11-29 05:13:33,596 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fef4e9ce-e270-4b25-991d-e8c2ac37a242/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2023-11-29 05:13:33,597 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 05:13:33,597 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:13:33,598 INFO L85 PathProgramCache]: Analyzing trace with hash 1484856475, now seen corresponding path program 1 times [2023-11-29 05:13:33,598 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:13:33,598 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [789840978] [2023-11-29 05:13:33,599 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:13:33,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:13:33,704 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 05:13:33,704 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1595721342] [2023-11-29 05:13:33,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:13:33,705 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:13:33,705 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fef4e9ce-e270-4b25-991d-e8c2ac37a242/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:13:33,706 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fef4e9ce-e270-4b25-991d-e8c2ac37a242/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 05:13:33,707 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fef4e9ce-e270-4b25-991d-e8c2ac37a242/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-11-29 05:13:34,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:13:34,943 INFO L262 TraceCheckSpWp]: Trace formula consists of 5624 conjuncts, 26 conjunts are in the unsatisfiable core [2023-11-29 05:13:34,961 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:13:35,625 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 05:13:35,625 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 05:13:35,625 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:13:35,625 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [789840978] [2023-11-29 05:13:35,625 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 05:13:35,625 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1595721342] [2023-11-29 05:13:35,625 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1595721342] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 05:13:35,625 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 05:13:35,626 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2023-11-29 05:13:35,626 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1843568006] [2023-11-29 05:13:35,626 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:13:35,627 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-29 05:13:35,627 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:13:35,628 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-29 05:13:35,628 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2023-11-29 05:13:35,628 INFO L87 Difference]: Start difference. First operand 4076 states and 6790 transitions. Second operand has 10 states, 10 states have (on average 134.3) internal successors, (1343), 10 states have internal predecessors, (1343), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:13:36,286 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:13:36,286 INFO L93 Difference]: Finished difference Result 15801 states and 26320 transitions. [2023-11-29 05:13:36,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-11-29 05:13:36,287 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 134.3) internal successors, (1343), 10 states have internal predecessors, (1343), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 1343 [2023-11-29 05:13:36,287 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:13:36,302 INFO L225 Difference]: With dead ends: 15801 [2023-11-29 05:13:36,302 INFO L226 Difference]: Without dead ends: 11807 [2023-11-29 05:13:36,307 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1356 GetRequests, 1335 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 67 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=126, Invalid=380, Unknown=0, NotChecked=0, Total=506 [2023-11-29 05:13:36,308 INFO L413 NwaCegarLoop]: 4047 mSDtfsCounter, 30295 mSDsluCounter, 27285 mSDsCounter, 0 mSdLazyCounter, 277 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 30295 SdHoareTripleChecker+Valid, 31332 SdHoareTripleChecker+Invalid, 278 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 277 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 05:13:36,308 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [30295 Valid, 31332 Invalid, 278 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 277 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 05:13:36,319 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11807 states. [2023-11-29 05:13:36,410 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11807 to 4574. [2023-11-29 05:13:36,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4574 states, 4573 states have (on average 1.6658648589547342) internal successors, (7618), 4573 states have internal predecessors, (7618), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:13:36,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4574 states to 4574 states and 7618 transitions. [2023-11-29 05:13:36,424 INFO L78 Accepts]: Start accepts. Automaton has 4574 states and 7618 transitions. Word has length 1343 [2023-11-29 05:13:36,425 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:13:36,425 INFO L495 AbstractCegarLoop]: Abstraction has 4574 states and 7618 transitions. [2023-11-29 05:13:36,426 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 134.3) internal successors, (1343), 10 states have internal predecessors, (1343), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:13:36,426 INFO L276 IsEmpty]: Start isEmpty. Operand 4574 states and 7618 transitions. [2023-11-29 05:13:36,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1344 [2023-11-29 05:13:36,447 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:13:36,448 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:13:36,467 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fef4e9ce-e270-4b25-991d-e8c2ac37a242/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2023-11-29 05:13:36,649 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fef4e9ce-e270-4b25-991d-e8c2ac37a242/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2023-11-29 05:13:36,649 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 05:13:36,649 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:13:36,650 INFO L85 PathProgramCache]: Analyzing trace with hash 661976368, now seen corresponding path program 1 times [2023-11-29 05:13:36,650 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:13:36,650 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [434779696] [2023-11-29 05:13:36,650 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:13:36,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:13:36,747 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 05:13:36,748 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1300800602] [2023-11-29 05:13:36,748 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:13:36,748 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:13:36,749 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fef4e9ce-e270-4b25-991d-e8c2ac37a242/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:13:36,749 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fef4e9ce-e270-4b25-991d-e8c2ac37a242/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 05:13:36,751 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fef4e9ce-e270-4b25-991d-e8c2ac37a242/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2023-11-29 05:13:37,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:13:38,016 INFO L262 TraceCheckSpWp]: Trace formula consists of 5624 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-29 05:13:38,032 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:13:38,069 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 05:13:38,069 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 05:13:38,070 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:13:38,070 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [434779696] [2023-11-29 05:13:38,070 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 05:13:38,070 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1300800602] [2023-11-29 05:13:38,070 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1300800602] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 05:13:38,070 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 05:13:38,070 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-29 05:13:38,070 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1066399776] [2023-11-29 05:13:38,070 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:13:38,071 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 05:13:38,071 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:13:38,073 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 05:13:38,073 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-29 05:13:38,073 INFO L87 Difference]: Start difference. First operand 4574 states and 7618 transitions. Second operand has 6 states, 6 states have (on average 223.83333333333334) internal successors, (1343), 6 states have internal predecessors, (1343), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:13:38,265 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:13:38,265 INFO L93 Difference]: Finished difference Result 13562 states and 22582 transitions. [2023-11-29 05:13:38,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-29 05:13:38,266 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 223.83333333333334) internal successors, (1343), 6 states have internal predecessors, (1343), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 1343 [2023-11-29 05:13:38,267 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:13:38,276 INFO L225 Difference]: With dead ends: 13562 [2023-11-29 05:13:38,276 INFO L226 Difference]: Without dead ends: 9070 [2023-11-29 05:13:38,281 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1345 GetRequests, 1339 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2023-11-29 05:13:38,281 INFO L413 NwaCegarLoop]: 4866 mSDtfsCounter, 3199 mSDsluCounter, 17904 mSDsCounter, 0 mSdLazyCounter, 63 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3199 SdHoareTripleChecker+Valid, 22770 SdHoareTripleChecker+Invalid, 64 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 63 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-29 05:13:38,281 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3199 Valid, 22770 Invalid, 64 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 63 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-29 05:13:38,290 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9070 states. [2023-11-29 05:13:38,418 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9070 to 4584. [2023-11-29 05:13:38,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4584 states, 4583 states have (on average 1.6644119572332534) internal successors, (7628), 4583 states have internal predecessors, (7628), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:13:38,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4584 states to 4584 states and 7628 transitions. [2023-11-29 05:13:38,432 INFO L78 Accepts]: Start accepts. Automaton has 4584 states and 7628 transitions. Word has length 1343 [2023-11-29 05:13:38,433 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:13:38,433 INFO L495 AbstractCegarLoop]: Abstraction has 4584 states and 7628 transitions. [2023-11-29 05:13:38,434 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 223.83333333333334) internal successors, (1343), 6 states have internal predecessors, (1343), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:13:38,434 INFO L276 IsEmpty]: Start isEmpty. Operand 4584 states and 7628 transitions. [2023-11-29 05:13:38,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1344 [2023-11-29 05:13:38,454 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:13:38,455 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:13:38,478 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fef4e9ce-e270-4b25-991d-e8c2ac37a242/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2023-11-29 05:13:38,656 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fef4e9ce-e270-4b25-991d-e8c2ac37a242/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2023-11-29 05:13:38,656 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 05:13:38,657 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:13:38,657 INFO L85 PathProgramCache]: Analyzing trace with hash -1394917458, now seen corresponding path program 1 times [2023-11-29 05:13:38,657 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:13:38,658 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1744231043] [2023-11-29 05:13:38,658 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:13:38,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:13:38,773 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 05:13:38,773 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [949577517] [2023-11-29 05:13:38,774 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:13:38,774 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:13:38,774 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fef4e9ce-e270-4b25-991d-e8c2ac37a242/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:13:38,775 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fef4e9ce-e270-4b25-991d-e8c2ac37a242/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 05:13:38,778 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fef4e9ce-e270-4b25-991d-e8c2ac37a242/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2023-11-29 05:13:39,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:13:39,970 INFO L262 TraceCheckSpWp]: Trace formula consists of 5624 conjuncts, 46 conjunts are in the unsatisfiable core [2023-11-29 05:13:39,989 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:13:42,699 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 6 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 05:13:42,699 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 05:13:49,215 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 05:13:49,215 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:13:49,215 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1744231043] [2023-11-29 05:13:49,215 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 05:13:49,215 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [949577517] [2023-11-29 05:13:49,216 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [949577517] provided 1 perfect and 1 imperfect interpolant sequences [2023-11-29 05:13:49,216 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 05:13:49,217 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [19] total 29 [2023-11-29 05:13:49,217 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1109470648] [2023-11-29 05:13:49,217 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:13:49,218 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2023-11-29 05:13:49,219 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:13:49,220 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2023-11-29 05:13:49,220 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=735, Unknown=0, NotChecked=0, Total=812 [2023-11-29 05:13:49,221 INFO L87 Difference]: Start difference. First operand 4584 states and 7628 transitions. Second operand has 15 states, 15 states have (on average 89.53333333333333) internal successors, (1343), 15 states have internal predecessors, (1343), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:13:53,310 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:13:53,310 INFO L93 Difference]: Finished difference Result 40398 states and 67131 transitions. [2023-11-29 05:13:53,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2023-11-29 05:13:53,311 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 89.53333333333333) internal successors, (1343), 15 states have internal predecessors, (1343), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 1343 [2023-11-29 05:13:53,312 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:13:53,333 INFO L225 Difference]: With dead ends: 40398 [2023-11-29 05:13:53,334 INFO L226 Difference]: Without dead ends: 35896 [2023-11-29 05:13:53,342 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2755 GetRequests, 2674 SyntacticMatches, 0 SemanticMatches, 81 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1605 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=1062, Invalid=5744, Unknown=0, NotChecked=0, Total=6806 [2023-11-29 05:13:53,343 INFO L413 NwaCegarLoop]: 6606 mSDtfsCounter, 42915 mSDsluCounter, 82531 mSDsCounter, 0 mSdLazyCounter, 494 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 42915 SdHoareTripleChecker+Valid, 89137 SdHoareTripleChecker+Invalid, 503 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 494 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-11-29 05:13:53,343 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [42915 Valid, 89137 Invalid, 503 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [9 Valid, 494 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-11-29 05:13:53,368 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35896 states. [2023-11-29 05:13:53,533 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35896 to 5983. [2023-11-29 05:13:53,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5983 states, 5982 states have (on average 1.6639919759277833) internal successors, (9954), 5982 states have internal predecessors, (9954), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:13:53,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5983 states to 5983 states and 9954 transitions. [2023-11-29 05:13:53,545 INFO L78 Accepts]: Start accepts. Automaton has 5983 states and 9954 transitions. Word has length 1343 [2023-11-29 05:13:53,546 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:13:53,546 INFO L495 AbstractCegarLoop]: Abstraction has 5983 states and 9954 transitions. [2023-11-29 05:13:53,546 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 89.53333333333333) internal successors, (1343), 15 states have internal predecessors, (1343), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:13:53,546 INFO L276 IsEmpty]: Start isEmpty. Operand 5983 states and 9954 transitions. [2023-11-29 05:13:53,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1345 [2023-11-29 05:13:53,562 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:13:53,563 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:13:53,582 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fef4e9ce-e270-4b25-991d-e8c2ac37a242/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2023-11-29 05:13:53,763 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fef4e9ce-e270-4b25-991d-e8c2ac37a242/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2023-11-29 05:13:53,763 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 05:13:53,764 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:13:53,764 INFO L85 PathProgramCache]: Analyzing trace with hash -686447533, now seen corresponding path program 1 times [2023-11-29 05:13:53,764 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:13:53,764 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1457014374] [2023-11-29 05:13:53,764 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:13:53,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:13:53,866 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 05:13:53,866 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [870549650] [2023-11-29 05:13:53,866 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:13:53,866 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:13:53,867 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fef4e9ce-e270-4b25-991d-e8c2ac37a242/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:13:53,867 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fef4e9ce-e270-4b25-991d-e8c2ac37a242/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 05:13:53,871 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fef4e9ce-e270-4b25-991d-e8c2ac37a242/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2023-11-29 05:13:55,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:13:55,106 INFO L262 TraceCheckSpWp]: Trace formula consists of 5627 conjuncts, 198 conjunts are in the unsatisfiable core [2023-11-29 05:13:55,183 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:14:00,844 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 05:14:00,844 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 05:14:00,844 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:14:00,844 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1457014374] [2023-11-29 05:14:00,844 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 05:14:00,844 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [870549650] [2023-11-29 05:14:00,845 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [870549650] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 05:14:00,845 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 05:14:00,845 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [60] imperfect sequences [] total 60 [2023-11-29 05:14:00,845 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [77099688] [2023-11-29 05:14:00,845 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:14:00,846 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 61 states [2023-11-29 05:14:00,846 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:14:00,848 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 61 interpolants. [2023-11-29 05:14:00,849 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=165, Invalid=3495, Unknown=0, NotChecked=0, Total=3660 [2023-11-29 05:14:00,849 INFO L87 Difference]: Start difference. First operand 5983 states and 9954 transitions. Second operand has 61 states, 61 states have (on average 22.0327868852459) internal successors, (1344), 60 states have internal predecessors, (1344), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:15:39,520 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:15:39,520 INFO L93 Difference]: Finished difference Result 88011 states and 146363 transitions. [2023-11-29 05:15:39,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 202 states. [2023-11-29 05:15:39,521 INFO L78 Accepts]: Start accepts. Automaton has has 61 states, 61 states have (on average 22.0327868852459) internal successors, (1344), 60 states have internal predecessors, (1344), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 1344 [2023-11-29 05:15:39,522 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:15:39,572 INFO L225 Difference]: With dead ends: 88011 [2023-11-29 05:15:39,573 INFO L226 Difference]: Without dead ends: 82110 [2023-11-29 05:15:39,606 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1542 GetRequests, 1284 SyntacticMatches, 0 SemanticMatches, 258 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17009 ImplicationChecksByTransitivity, 17.8s TimeCoverageRelationStatistics Valid=9915, Invalid=57425, Unknown=0, NotChecked=0, Total=67340 [2023-11-29 05:15:39,606 INFO L413 NwaCegarLoop]: 12592 mSDtfsCounter, 151272 mSDsluCounter, 600305 mSDsCounter, 0 mSdLazyCounter, 161390 mSolverCounterSat, 47 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 56.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 151272 SdHoareTripleChecker+Valid, 612897 SdHoareTripleChecker+Invalid, 161437 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 2.1s SdHoareTripleChecker+Time, 47 IncrementalHoareTripleChecker+Valid, 161390 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 65.3s IncrementalHoareTripleChecker+Time [2023-11-29 05:15:39,607 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [151272 Valid, 612897 Invalid, 161437 Unknown, 0 Unchecked, 2.1s Time], IncrementalHoareTripleChecker [47 Valid, 161390 Invalid, 0 Unknown, 0 Unchecked, 65.3s Time] [2023-11-29 05:15:39,665 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82110 states. [2023-11-29 05:15:40,012 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82110 to 8382. [2023-11-29 05:15:40,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8382 states, 8381 states have (on average 1.6586326214055602) internal successors, (13901), 8381 states have internal predecessors, (13901), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:15:40,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8382 states to 8382 states and 13901 transitions. [2023-11-29 05:15:40,029 INFO L78 Accepts]: Start accepts. Automaton has 8382 states and 13901 transitions. Word has length 1344 [2023-11-29 05:15:40,029 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:15:40,030 INFO L495 AbstractCegarLoop]: Abstraction has 8382 states and 13901 transitions. [2023-11-29 05:15:40,030 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 61 states, 61 states have (on average 22.0327868852459) internal successors, (1344), 60 states have internal predecessors, (1344), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:15:40,030 INFO L276 IsEmpty]: Start isEmpty. Operand 8382 states and 13901 transitions. [2023-11-29 05:15:40,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1345 [2023-11-29 05:15:40,048 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:15:40,049 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:15:40,068 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fef4e9ce-e270-4b25-991d-e8c2ac37a242/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2023-11-29 05:15:40,249 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fef4e9ce-e270-4b25-991d-e8c2ac37a242/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:15:40,250 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 05:15:40,250 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:15:40,251 INFO L85 PathProgramCache]: Analyzing trace with hash 2059197141, now seen corresponding path program 1 times [2023-11-29 05:15:40,251 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:15:40,251 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [916138587] [2023-11-29 05:15:40,251 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:15:40,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:15:40,342 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 05:15:40,343 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [568822866] [2023-11-29 05:15:40,343 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:15:40,343 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:15:40,343 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fef4e9ce-e270-4b25-991d-e8c2ac37a242/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:15:40,344 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fef4e9ce-e270-4b25-991d-e8c2ac37a242/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 05:15:40,345 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fef4e9ce-e270-4b25-991d-e8c2ac37a242/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2023-11-29 05:15:41,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:15:41,672 INFO L262 TraceCheckSpWp]: Trace formula consists of 5628 conjuncts, 172 conjunts are in the unsatisfiable core [2023-11-29 05:15:41,695 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:15:46,435 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 6 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 05:15:46,435 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 05:15:56,535 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 32 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 05:15:56,535 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:15:56,535 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [916138587] [2023-11-29 05:15:56,535 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 05:15:56,535 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [568822866] [2023-11-29 05:15:56,535 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [568822866] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 05:15:56,536 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 05:15:56,537 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [62, 54] total 114 [2023-11-29 05:15:56,537 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1686022282] [2023-11-29 05:15:56,537 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 05:15:56,540 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 114 states [2023-11-29 05:15:56,540 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:15:56,542 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 114 interpolants. [2023-11-29 05:15:56,543 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=469, Invalid=12413, Unknown=0, NotChecked=0, Total=12882 [2023-11-29 05:15:56,544 INFO L87 Difference]: Start difference. First operand 8382 states and 13901 transitions. Second operand has 114 states, 114 states have (on average 23.50877192982456) internal successors, (2680), 114 states have internal predecessors, (2680), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:23:29,342 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fef4e9ce-e270-4b25-991d-e8c2ac37a242/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 101 [2023-11-29 05:23:29,342 WARN L249 Executor]: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fef4e9ce-e270-4b25-991d-e8c2ac37a242/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1) with exit command (exit)) stderr output: (error "out of memory") [2023-11-29 05:23:29,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 1650 states. [2023-11-29 05:23:29,652 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4338 GetRequests, 2577 SyntacticMatches, 0 SemanticMatches, 1760 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1363929 ImplicationChecksByTransitivity, 409.8s TimeCoverageRelationStatistics Valid=263286, Invalid=2839596, Unknown=0, NotChecked=0, Total=3102882 [2023-11-29 05:23:29,653 INFO L413 NwaCegarLoop]: 1718 mSDtfsCounter, 92620 mSDsluCounter, 162285 mSDsCounter, 0 mSdLazyCounter, 62556 mSolverCounterSat, 98 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 32.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 92620 SdHoareTripleChecker+Valid, 164003 SdHoareTripleChecker+Invalid, 62654 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.7s SdHoareTripleChecker+Time, 98 IncrementalHoareTripleChecker+Valid, 62556 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 36.5s IncrementalHoareTripleChecker+Time [2023-11-29 05:23:29,653 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [92620 Valid, 164003 Invalid, 62654 Unknown, 0 Unchecked, 0.7s Time], IncrementalHoareTripleChecker [98 Valid, 62556 Invalid, 0 Unknown, 0 Unchecked, 36.5s Time] [2023-11-29 05:23:29,670 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fef4e9ce-e270-4b25-991d-e8c2ac37a242/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2023-11-29 05:23:29,853 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15,13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fef4e9ce-e270-4b25-991d-e8c2ac37a242/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:23:29,854 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fef4e9ce-e270-4b25-991d-e8c2ac37a242/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:262) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parseSuccess(Executor.java:277) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.assertTerm(Scriptor.java:147) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.arrays.DiffWrapperScript.assertTerm(DiffWrapperScript.java:111) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.assertTerm(WrapperScript.java:158) at de.uni_freiburg.informatik.ultimate.logic.Util.checkSat(Util.java:59) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SimplifyDDA2.checkRedundancy(SimplifyDDA2.java:268) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SimplifyDDA2.convertForPreprocessedInputTerms(SimplifyDDA2.java:410) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SimplifyDDA2.convert(SimplifyDDA2.java:394) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SimplifyDDA2.convert(SimplifyDDA2.java:1) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine$ApplicationTermTask.doStep(TermContextTransformationEngine.java:209) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:100) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:84) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SimplifyDDA2.simplify(SimplifyDDA2.java:500) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SmtUtils.simplify(SmtUtils.java:252) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SmtUtils.simplify(SmtUtils.java:199) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate(PredicateUnifier.java:391) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicateForConjunction(PredicateUnifier.java:247) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.DeterministicInterpolantAutomaton.getOrConstructPredicate(DeterministicInterpolantAutomaton.java:282) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.DeterministicInterpolantAutomaton.constructSuccessorsAndTransitions(DeterministicInterpolantAutomaton.java:304) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.BasicAbstractInterpolantAutomaton.computeSuccs(BasicAbstractInterpolantAutomaton.java:79) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.BasicAbstractInterpolantAutomaton.computeSuccs(BasicAbstractInterpolantAutomaton.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.AbstractInterpolantAutomaton.internalSuccessors(AbstractInterpolantAutomaton.java:233) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.AbstractInterpolantAutomaton.internalSuccessors(AbstractInterpolantAutomaton.java:1) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.TotalizeNwa.internalSuccessors(TotalizeNwa.java:246) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ComplementDeterministicNwa.internalSuccessors(ComplementDeterministicNwa.java:121) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ProductNwa.internalSuccessors(ProductNwa.java:218) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ProductNwa.internalSuccessors(ProductNwa.java:210) at de.uni_freiburg.informatik.ultimate.automata.nestedword.reachablestates.NestedWordAutomatonReachableStates$ReachableStatesComputation.addInternalsAndSuccessors(NestedWordAutomatonReachableStates.java:1058) at de.uni_freiburg.informatik.ultimate.automata.nestedword.reachablestates.NestedWordAutomatonReachableStates$ReachableStatesComputation.(NestedWordAutomatonReachableStates.java:960) at de.uni_freiburg.informatik.ultimate.automata.nestedword.reachablestates.NestedWordAutomatonReachableStates.(NestedWordAutomatonReachableStates.java:182) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.Difference.computeDifference(Difference.java:137) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.Difference.(Difference.java:90) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.NwaCegarLoop.computeAutomataDifference(NwaCegarLoop.java:353) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.NwaCegarLoop.refineAbstraction(NwaCegarLoop.java:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.refineAbstractionInternal(AbstractCegarLoop.java:487) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:438) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:366) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:415) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:302) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:262) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) Caused by: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: EOF at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1518) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser.do_action(Parser.java:701) at com.github.jhoenicke.javacup.runtime.LRParser.parse(LRParser.java:383) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:258) ... 54 more [2023-11-29 05:23:29,857 INFO L158 Benchmark]: Toolchain (without parser) took 639454.30ms. Allocated memory was 155.2MB in the beginning and 2.2GB in the end (delta: 2.1GB). Free memory was 104.8MB in the beginning and 1.1GB in the end (delta: -963.4MB). Peak memory consumption was 1.9GB. Max. memory is 16.1GB. [2023-11-29 05:23:29,857 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 155.2MB. Free memory is still 101.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 05:23:29,858 INFO L158 Benchmark]: CACSL2BoogieTranslator took 852.69ms. Allocated memory was 155.2MB in the beginning and 203.4MB in the end (delta: 48.2MB). Free memory was 104.8MB in the beginning and 117.6MB in the end (delta: -12.8MB). Peak memory consumption was 65.2MB. Max. memory is 16.1GB. [2023-11-29 05:23:29,858 INFO L158 Benchmark]: Boogie Procedure Inliner took 777.77ms. Allocated memory was 203.4MB in the beginning and 333.4MB in the end (delta: 130.0MB). Free memory was 117.6MB in the beginning and 165.0MB in the end (delta: -47.3MB). Peak memory consumption was 144.6MB. Max. memory is 16.1GB. [2023-11-29 05:23:29,858 INFO L158 Benchmark]: Boogie Preprocessor took 706.83ms. Allocated memory is still 333.4MB. Free memory was 165.0MB in the beginning and 107.3MB in the end (delta: 57.6MB). Peak memory consumption was 81.8MB. Max. memory is 16.1GB. [2023-11-29 05:23:29,859 INFO L158 Benchmark]: RCFGBuilder took 6431.53ms. Allocated memory was 333.4MB in the beginning and 987.8MB in the end (delta: 654.3MB). Free memory was 107.3MB in the beginning and 577.2MB in the end (delta: -469.9MB). Peak memory consumption was 230.7MB. Max. memory is 16.1GB. [2023-11-29 05:23:29,859 INFO L158 Benchmark]: TraceAbstraction took 630678.79ms. Allocated memory was 987.8MB in the beginning and 2.2GB in the end (delta: 1.2GB). Free memory was 576.2MB in the beginning and 1.1GB in the end (delta: -492.0MB). Peak memory consumption was 1.5GB. Max. memory is 16.1GB. [2023-11-29 05:23:29,860 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 155.2MB. Free memory is still 101.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 852.69ms. Allocated memory was 155.2MB in the beginning and 203.4MB in the end (delta: 48.2MB). Free memory was 104.8MB in the beginning and 117.6MB in the end (delta: -12.8MB). Peak memory consumption was 65.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 777.77ms. Allocated memory was 203.4MB in the beginning and 333.4MB in the end (delta: 130.0MB). Free memory was 117.6MB in the beginning and 165.0MB in the end (delta: -47.3MB). Peak memory consumption was 144.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 706.83ms. Allocated memory is still 333.4MB. Free memory was 165.0MB in the beginning and 107.3MB in the end (delta: 57.6MB). Peak memory consumption was 81.8MB. Max. memory is 16.1GB. * RCFGBuilder took 6431.53ms. Allocated memory was 333.4MB in the beginning and 987.8MB in the end (delta: 654.3MB). Free memory was 107.3MB in the beginning and 577.2MB in the end (delta: -469.9MB). Peak memory consumption was 230.7MB. Max. memory is 16.1GB. * TraceAbstraction took 630678.79ms. Allocated memory was 987.8MB in the beginning and 2.2GB in the end (delta: 1.2GB). Free memory was 576.2MB in the beginning and 1.1GB in the end (delta: -492.0MB). Peak memory consumption was 1.5GB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fef4e9ce-e270-4b25-991d-e8c2ac37a242/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fef4e9ce-e270-4b25-991d-e8c2ac37a242/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") : de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:262) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fef4e9ce-e270-4b25-991d-e8c2ac37a242/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fef4e9ce-e270-4b25-991d-e8c2ac37a242/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_fef4e9ce-e270-4b25-991d-e8c2ac37a242/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fef4e9ce-e270-4b25-991d-e8c2ac37a242/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.collision.1.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fef4e9ce-e270-4b25-991d-e8c2ac37a242/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fef4e9ce-e270-4b25-991d-e8c2ac37a242/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 64bit --witnessprinter.graph.data.programhash f4703dd1be540b652ba2aa7b95430d962bd28ccbaf230a103fed4b34e166ba6e --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 05:23:31,698 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 05:23:31,769 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fef4e9ce-e270-4b25-991d-e8c2ac37a242/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2023-11-29 05:23:31,784 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 05:23:31,784 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 05:23:31,813 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 05:23:31,814 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 05:23:31,815 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 05:23:31,815 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 05:23:31,816 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 05:23:31,816 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 05:23:31,817 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 05:23:31,818 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 05:23:31,819 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 05:23:31,819 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 05:23:31,820 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 05:23:31,820 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 05:23:31,821 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 05:23:31,822 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 05:23:31,822 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 05:23:31,823 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 05:23:31,825 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-29 05:23:31,825 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-29 05:23:31,826 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-29 05:23:31,826 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 05:23:31,826 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 05:23:31,827 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 05:23:31,827 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 05:23:31,828 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 05:23:31,828 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 05:23:31,828 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 05:23:31,829 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 05:23:31,829 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 05:23:31,830 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 05:23:31,830 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-29 05:23:31,830 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-29 05:23:31,830 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 05:23:31,831 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 05:23:31,831 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 05:23:31,831 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 05:23:31,831 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 05:23:31,832 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-29 05:23:31,832 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_fef4e9ce-e270-4b25-991d-e8c2ac37a242/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fef4e9ce-e270-4b25-991d-e8c2ac37a242/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f4703dd1be540b652ba2aa7b95430d962bd28ccbaf230a103fed4b34e166ba6e [2023-11-29 05:23:32,108 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 05:23:32,129 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 05:23:32,131 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 05:23:32,132 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 05:23:32,133 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 05:23:32,134 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fef4e9ce-e270-4b25-991d-e8c2ac37a242/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.collision.1.prop1-func-interl.c [2023-11-29 05:23:34,932 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 05:23:35,259 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 05:23:35,260 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fef4e9ce-e270-4b25-991d-e8c2ac37a242/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.collision.1.prop1-func-interl.c [2023-11-29 05:23:35,281 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fef4e9ce-e270-4b25-991d-e8c2ac37a242/bin/uautomizer-verify-BQ2R08f2Ya/data/f4515528f/903a226ac7e644cd8daeaa3c5adcf3d4/FLAGc037a5484 [2023-11-29 05:23:35,296 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fef4e9ce-e270-4b25-991d-e8c2ac37a242/bin/uautomizer-verify-BQ2R08f2Ya/data/f4515528f/903a226ac7e644cd8daeaa3c5adcf3d4 [2023-11-29 05:23:35,299 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 05:23:35,300 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 05:23:35,302 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 05:23:35,302 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 05:23:35,307 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 05:23:35,308 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 05:23:35" (1/1) ... [2023-11-29 05:23:35,309 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@619763ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:23:35, skipping insertion in model container [2023-11-29 05:23:35,309 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 05:23:35" (1/1) ... [2023-11-29 05:23:35,381 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 05:23:35,576 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_fef4e9ce-e270-4b25-991d-e8c2ac37a242/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.collision.1.prop1-func-interl.c[1176,1189] [2023-11-29 05:23:35,836 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 05:23:35,849 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 05:23:35,859 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_fef4e9ce-e270-4b25-991d-e8c2ac37a242/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.collision.1.prop1-func-interl.c[1176,1189] [2023-11-29 05:23:35,964 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 05:23:35,975 INFO L206 MainTranslator]: Completed translation [2023-11-29 05:23:35,976 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:23:35 WrapperNode [2023-11-29 05:23:35,976 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 05:23:35,977 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 05:23:35,977 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 05:23:35,977 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 05:23:35,983 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:23:35" (1/1) ... [2023-11-29 05:23:36,023 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:23:35" (1/1) ... [2023-11-29 05:23:36,109 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1924 [2023-11-29 05:23:36,110 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 05:23:36,110 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 05:23:36,111 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 05:23:36,111 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 05:23:36,120 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:23:35" (1/1) ... [2023-11-29 05:23:36,120 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:23:35" (1/1) ... [2023-11-29 05:23:36,148 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:23:35" (1/1) ... [2023-11-29 05:23:36,184 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 05:23:36,185 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:23:35" (1/1) ... [2023-11-29 05:23:36,185 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:23:35" (1/1) ... [2023-11-29 05:23:36,224 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:23:35" (1/1) ... [2023-11-29 05:23:36,230 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:23:35" (1/1) ... [2023-11-29 05:23:36,237 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:23:35" (1/1) ... [2023-11-29 05:23:36,250 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:23:35" (1/1) ... [2023-11-29 05:23:36,264 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 05:23:36,265 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 05:23:36,265 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 05:23:36,265 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 05:23:36,266 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:23:35" (1/1) ... [2023-11-29 05:23:36,270 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 05:23:36,280 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fef4e9ce-e270-4b25-991d-e8c2ac37a242/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:23:36,293 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fef4e9ce-e270-4b25-991d-e8c2ac37a242/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 05:23:36,300 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fef4e9ce-e270-4b25-991d-e8c2ac37a242/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 05:23:36,330 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 05:23:36,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-11-29 05:23:36,330 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 05:23:36,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 05:23:36,665 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 05:23:36,668 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 05:23:41,851 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 05:23:41,968 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 05:23:41,968 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 05:23:41,968 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 05:23:41 BoogieIcfgContainer [2023-11-29 05:23:41,969 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 05:23:41,971 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 05:23:41,972 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 05:23:41,975 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 05:23:41,975 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 05:23:35" (1/3) ... [2023-11-29 05:23:41,976 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@cad64f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 05:23:41, skipping insertion in model container [2023-11-29 05:23:41,976 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:23:35" (2/3) ... [2023-11-29 05:23:41,976 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@cad64f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 05:23:41, skipping insertion in model container [2023-11-29 05:23:41,976 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 05:23:41" (3/3) ... [2023-11-29 05:23:41,978 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.collision.1.prop1-func-interl.c [2023-11-29 05:23:41,997 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 05:23:41,997 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 05:23:42,040 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 05:23:42,046 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;@6c304eb7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 05:23:42,046 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 05:23:42,050 INFO L276 IsEmpty]: Start isEmpty. Operand has 8 states, 6 states have (on average 1.6666666666666667) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:23:42,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-29 05:23:42,056 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:23:42,057 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2023-11-29 05:23:42,058 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 05:23:42,063 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:23:42,064 INFO L85 PathProgramCache]: Analyzing trace with hash 1827279, now seen corresponding path program 1 times [2023-11-29 05:23:42,076 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 05:23:42,077 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1510040347] [2023-11-29 05:23:42,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:23:42,077 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 05:23:42,078 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fef4e9ce-e270-4b25-991d-e8c2ac37a242/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 05:23:42,079 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fef4e9ce-e270-4b25-991d-e8c2ac37a242/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 05:23:42,082 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fef4e9ce-e270-4b25-991d-e8c2ac37a242/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 05:23:42,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:23:42,458 INFO L262 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-29 05:23:42,470 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:23:42,600 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 05:23:42,600 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 05:23:42,601 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 05:23:42,601 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1510040347] [2023-11-29 05:23:42,602 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1510040347] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 05:23:42,602 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 05:23:42,602 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 05:23:42,604 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1451509326] [2023-11-29 05:23:42,605 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:23:42,609 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 05:23:42,609 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 05:23:42,635 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 05:23:42,636 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 05:23:42,638 INFO L87 Difference]: Start difference. First operand has 8 states, 6 states have (on average 1.6666666666666667) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 1.0) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:23:45,124 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.41s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 05:23:45,335 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:23:45,335 INFO L93 Difference]: Finished difference Result 16 states and 24 transitions. [2023-11-29 05:23:45,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 05:23:45,337 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 1.0) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 4 [2023-11-29 05:23:45,338 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:23:45,344 INFO L225 Difference]: With dead ends: 16 [2023-11-29 05:23:45,345 INFO L226 Difference]: Without dead ends: 9 [2023-11-29 05:23:45,347 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-29 05:23:45,350 INFO L413 NwaCegarLoop]: 2 mSDtfsCounter, 3 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 6 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2023-11-29 05:23:45,351 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 6 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2023-11-29 05:23:45,368 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9 states. [2023-11-29 05:23:45,378 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9 to 8. [2023-11-29 05:23:45,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 7 states have (on average 1.1428571428571428) internal successors, (8), 7 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:23:45,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 8 transitions. [2023-11-29 05:23:45,381 INFO L78 Accepts]: Start accepts. Automaton has 8 states and 8 transitions. Word has length 4 [2023-11-29 05:23:45,381 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:23:45,381 INFO L495 AbstractCegarLoop]: Abstraction has 8 states and 8 transitions. [2023-11-29 05:23:45,382 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 1.0) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:23:45,382 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 8 transitions. [2023-11-29 05:23:45,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-29 05:23:45,382 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:23:45,383 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1] [2023-11-29 05:23:45,387 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fef4e9ce-e270-4b25-991d-e8c2ac37a242/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 05:23:45,583 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fef4e9ce-e270-4b25-991d-e8c2ac37a242/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 05:23:45,584 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 05:23:45,584 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:23:45,584 INFO L85 PathProgramCache]: Analyzing trace with hash -1393329571, now seen corresponding path program 1 times [2023-11-29 05:23:45,588 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 05:23:45,588 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2035612240] [2023-11-29 05:23:45,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:23:45,598 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 05:23:45,598 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fef4e9ce-e270-4b25-991d-e8c2ac37a242/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 05:23:45,600 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fef4e9ce-e270-4b25-991d-e8c2ac37a242/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 05:23:45,601 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fef4e9ce-e270-4b25-991d-e8c2ac37a242/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 05:23:48,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:23:48,537 INFO L262 TraceCheckSpWp]: Trace formula consists of 1562 conjuncts, 91 conjunts are in the unsatisfiable core [2023-11-29 05:23:48,562 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:23:49,576 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 05:23:49,576 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 05:23:50,304 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 05:23:50,304 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 05:23:50,304 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2035612240] [2023-11-29 05:23:50,304 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2035612240] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 05:23:50,304 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 05:23:50,305 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 7 [2023-11-29 05:23:50,305 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2056482050] [2023-11-29 05:23:50,305 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 05:23:50,306 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-29 05:23:50,306 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 05:23:50,307 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-29 05:23:50,307 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2023-11-29 05:23:50,307 INFO L87 Difference]: Start difference. First operand 8 states and 8 transitions. Second operand has 8 states, 8 states have (on average 1.625) internal successors, (13), 7 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:23:54,158 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.48s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:23:56,012 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:23:56,100 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:23:56,100 INFO L93 Difference]: Finished difference Result 14 states and 14 transitions. [2023-11-29 05:23:56,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-29 05:23:56,101 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 1.625) internal successors, (13), 7 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 7 [2023-11-29 05:23:56,101 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:23:56,101 INFO L225 Difference]: With dead ends: 14 [2023-11-29 05:23:56,102 INFO L226 Difference]: Without dead ends: 12 [2023-11-29 05:23:56,102 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2023-11-29 05:23:56,103 INFO L413 NwaCegarLoop]: 2 mSDtfsCounter, 8 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 9 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.3s IncrementalHoareTripleChecker+Time [2023-11-29 05:23:56,104 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 9 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 5.3s Time] [2023-11-29 05:23:56,104 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12 states. [2023-11-29 05:23:56,106 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12 to 11. [2023-11-29 05:23:56,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11 states, 10 states have (on average 1.1) internal successors, (11), 10 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:23:56,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2023-11-29 05:23:56,107 INFO L78 Accepts]: Start accepts. Automaton has 11 states and 11 transitions. Word has length 7 [2023-11-29 05:23:56,107 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:23:56,107 INFO L495 AbstractCegarLoop]: Abstraction has 11 states and 11 transitions. [2023-11-29 05:23:56,108 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 1.625) internal successors, (13), 7 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:23:56,108 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2023-11-29 05:23:56,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-29 05:23:56,108 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:23:56,108 INFO L195 NwaCegarLoop]: trace histogram [3, 2, 2, 1, 1, 1] [2023-11-29 05:23:56,133 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fef4e9ce-e270-4b25-991d-e8c2ac37a242/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 05:23:56,309 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fef4e9ce-e270-4b25-991d-e8c2ac37a242/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 05:23:56,309 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 05:23:56,310 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:23:56,310 INFO L85 PathProgramCache]: Analyzing trace with hash -2112524529, now seen corresponding path program 2 times [2023-11-29 05:23:56,312 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 05:23:56,312 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2105545101] [2023-11-29 05:23:56,313 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-11-29 05:23:56,313 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 05:23:56,313 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fef4e9ce-e270-4b25-991d-e8c2ac37a242/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 05:23:56,314 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fef4e9ce-e270-4b25-991d-e8c2ac37a242/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 05:23:56,315 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fef4e9ce-e270-4b25-991d-e8c2ac37a242/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 05:24:02,229 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-11-29 05:24:02,230 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-29 05:24:02,400 INFO L262 TraceCheckSpWp]: Trace formula consists of 2998 conjuncts, 291 conjunts are in the unsatisfiable core [2023-11-29 05:24:02,431 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:24:21,041 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 1 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 05:24:21,041 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 05:26:03,380 WARN L876 $PredicateComparison]: unable to prove that (let ((.cse143 ((_ zero_extend 24) |c_ULTIMATE.start_main_~mask_SORT_1~0#1|)) (.cse142 (bvor ((_ zero_extend 16) |c_ULTIMATE.start_main_~var_78~0#1|) (bvshl ((_ zero_extend 16) |c_ULTIMATE.start_main_~state_17~0#1|) (_ bv16 32))))) (let ((.cse5 (bvnot |c_ULTIMATE.start_main_~mask_SORT_6~0#1|)) (.cse9 (= (bvand |c_ULTIMATE.start_main_~msb_SORT_6~0#1| .cse142) (_ bv0 32))) (.cse149 ((_ zero_extend 24) |c_ULTIMATE.start_main_~state_38~0#1|)) (.cse152 ((_ zero_extend 24) |c_ULTIMATE.start_main_~state_50~0#1|)) (.cse161 ((_ zero_extend 24) |c_ULTIMATE.start_main_~state_36~0#1|)) (.cse158 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse143 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) |c_ULTIMATE.start_main_~state_26~0#1|)))))))) (.cse60 (= (bvand |c_ULTIMATE.start_main_~msb_SORT_6~0#1| |c_ULTIMATE.start_main_~var_67~0#1|) (_ bv0 32)))) (let ((.cse26 (not .cse60)) (.cse3 (bvand |c_ULTIMATE.start_main_~var_67~0#1| |c_ULTIMATE.start_main_~mask_SORT_6~0#1|)) (.cse1 (forall ((|ULTIMATE.start_main_~input_74~0#1| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_581_arg_1~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_373_arg_1~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_549_arg_1~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_339_arg_1~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_583_arg_1~0#1_17| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_373_arg_1~0#1_15| (_ BitVec 8)) (|ULTIMATE.start_main_~input_92~0#1| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_374_arg_1~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_547_arg_1~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_582_arg_1~0#1_14| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_174_arg_1~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_541_arg_1~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_544_arg_1~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_386_arg_1~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_386_arg_1~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_540_arg_1~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_540_arg_1~0#1_15| (_ BitVec 8)) (|ULTIMATE.start_main_~input_76~0#1| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_333_arg_1~0#1_16| (_ BitVec 8)) (|ULTIMATE.start_main_~input_138~0#1| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_348_arg_0~0#1_14| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_577_arg_1~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_556_arg_1~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_407_arg_1~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_407_arg_1~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_575_arg_1~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_394_arg_1~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_377_arg_1~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_394_arg_1~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_245_arg_1~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_398_arg_0~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_342_arg_0~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_554_arg_1~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_212_arg_1~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_264_arg_0~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_210_arg_1~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_247_arg_1~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_438_arg_1~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_438_arg_1~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_379_arg_1~0#1_14| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_356_arg_1~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_354_arg_1~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_568_arg_1~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_359_arg_1~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_563_arg_1~0#1_15| (_ BitVec 8)) (|ULTIMATE.start_main_~state_32~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~input_152~0#1| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_354_arg_1~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_337_arg_0~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_338_arg_0~0#1_14| (_ BitVec 8)) (|ULTIMATE.start_main_~input_66~0#1| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_356_arg_1~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_332_arg_0~0#1_16| (_ BitVec 8)) (|ULTIMATE.start_main_~input_154~0#1| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_351_arg_1~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_561_arg_1~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_579_arg_1~0#1_16| (_ BitVec 8)) (|ULTIMATE.start_main_~input_136~0#1| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_570_arg_1~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_345_arg_1~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_349_arg_1~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_213_arg_1~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_366_arg_1~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_498_arg_1~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_366_arg_1~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_381_arg_1~0#1_14| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_498_arg_1~0#1_17| (_ BitVec 8)) (|ULTIMATE.start_main_~input_94~0#1| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_345_arg_1~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_347_arg_1~0#1_14| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_246_arg_1~0#1_16| (_ BitVec 8)) (|ULTIMATE.start_main_~input_107~0#1| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_244_arg_1~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_341_arg_1~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_265_arg_1~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_400_arg_1~0#1_14| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_343_arg_1~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_397_arg_1~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_211_arg_1~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_341_arg_0~0#1_14| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_402_arg_1~0#1_14| (_ BitVec 8))) (let ((.cse168 ((_ zero_extend 24) |ULTIMATE.start_main_~input_154~0#1|)) (.cse166 ((_ zero_extend 24) |ULTIMATE.start_main_~input_136~0#1|)) (.cse167 ((_ zero_extend 24) |ULTIMATE.start_main_~input_138~0#1|)) (.cse169 ((_ zero_extend 24) |ULTIMATE.start_main_~input_152~0#1|)) (.cse170 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse143 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) |ULTIMATE.start_main_~input_74~0#1|)))))))) (.cse171 ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_541_arg_1~0#1_15|))) (let ((.cse163 ((_ zero_extend 24) |ULTIMATE.start_main_~state_32~0#1|)) (.cse172 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse143 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse143 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse175 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse143 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) |ULTIMATE.start_main_~input_107~0#1|)))))))) (.cse176 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse143 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) |ULTIMATE.start_main_~input_92~0#1|))))))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_540_arg_1~0#1_16|) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_438_arg_1~0#1_16|) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse173 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_398_arg_0~0#1_15|) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_397_arg_1~0#1_15|) (_ bv1 32))))))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse143 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse168)))))) .cse173))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_394_arg_1~0#1_16|) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse174 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_374_arg_1~0#1_16|) .cse161))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_377_arg_1~0#1_15|)))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse143 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse166)))))) .cse174))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_373_arg_1~0#1_16|) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_359_arg_1~0#1_16|) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_356_arg_1~0#1_16|) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_341_arg_1~0#1_16|) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_337_arg_0~0#1_15|) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_333_arg_1~0#1_16|) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_332_arg_0~0#1_16|) .cse149)))))) .cse175))))))))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_345_arg_1~0#1_16|)))) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse176 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_343_arg_1~0#1_16|) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse152 ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_342_arg_0~0#1_16|))))))))))))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_351_arg_1~0#1_16|)))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_354_arg_1~0#1_16|)))))))))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_366_arg_1~0#1_16|))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse174 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse143 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse167)))))))))))))))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_386_arg_1~0#1_16|)))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse143 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse169)))))) .cse173))))))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_407_arg_1~0#1_16|))))))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_498_arg_1~0#1_17|))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_575_arg_1~0#1_16|) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_570_arg_1~0#1_15|) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_549_arg_1~0#1_15|) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse143 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_547_arg_1~0#1_15|) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse170 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse175 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse158 ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_174_arg_1~0#1_15|))))))) .cse176)))))) .cse171))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_544_arg_1~0#1_15|)))))))))))))))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_554_arg_1~0#1_16|)))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_556_arg_1~0#1_15|)))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_561_arg_1~0#1_16|)))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_563_arg_1~0#1_15|)))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_568_arg_1~0#1_16|)))))))))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_577_arg_1~0#1_15|)))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_579_arg_1~0#1_16|)))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_581_arg_1~0#1_15|)))))))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_583_arg_1~0#1_17|)))))))))))))))))) (or (= ((_ extract 7 0) (bvand .cse143 ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse164 ((_ zero_extend 24) |ULTIMATE.start_main_~input_94~0#1|)) (.cse165 ((_ zero_extend 24) |ULTIMATE.start_main_~input_76~0#1|)) (.cse162 ((_ zero_extend 24) |ULTIMATE.start_main_~input_66~0#1|))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse162 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse163 .cse164))) .cse165)))))) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse143 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse143 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_540_arg_1~0#1_15|) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_438_arg_1~0#1_15|) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_400_arg_1~0#1_14|) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_394_arg_1~0#1_15|) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_386_arg_1~0#1_15|) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_381_arg_1~0#1_14|) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_379_arg_1~0#1_14|) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_373_arg_1~0#1_15|) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_366_arg_1~0#1_15|) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_347_arg_1~0#1_14|) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_345_arg_1~0#1_15|) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_341_arg_0~0#1_14|) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse143 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse164)))))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_338_arg_0~0#1_14|) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse166 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_212_arg_1~0#1_16|) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse149 ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_210_arg_1~0#1_16|)))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_211_arg_1~0#1_16|))))))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_213_arg_1~0#1_16|)))) .cse167))))))))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_339_arg_1~0#1_15|)))))))))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse143 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse165)))))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse168 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_245_arg_1~0#1_16|) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_244_arg_1~0#1_16|) .cse152)))))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_246_arg_1~0#1_16|)))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_247_arg_1~0#1_16|))))))) .cse169))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_348_arg_0~0#1_14|)))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_349_arg_1~0#1_15|)))))))))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_354_arg_1~0#1_15|)))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_356_arg_1~0#1_15|)))) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse143 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse143 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_264_arg_0~0#1_15|) .cse170))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_265_arg_1~0#1_16|)))))))))))))))) .cse171))) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse143 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse162))))))))))))))))))))))))))))))))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_402_arg_1~0#1_14|)))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_407_arg_1~0#1_15|))))))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_498_arg_1~0#1_16|))))))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_582_arg_1~0#1_14|)))) .cse172))))))))))))))))))))) (_ bv0 8)) (not (= (_ bv0 8) ((_ extract 7 0) (bvand .cse143 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse163 .cse172)))))))))))) (.cse17 (forall ((|ULTIMATE.start_main_~input_74~0#1| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_581_arg_1~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_373_arg_1~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_549_arg_1~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_339_arg_1~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_583_arg_1~0#1_17| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_373_arg_1~0#1_15| (_ BitVec 8)) (|ULTIMATE.start_main_~input_92~0#1| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_374_arg_1~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_547_arg_1~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_582_arg_1~0#1_14| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_174_arg_1~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_541_arg_1~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_544_arg_1~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_386_arg_1~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_386_arg_1~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_540_arg_1~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_540_arg_1~0#1_15| (_ BitVec 8)) (|ULTIMATE.start_main_~input_76~0#1| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_333_arg_1~0#1_16| (_ BitVec 8)) (|ULTIMATE.start_main_~input_138~0#1| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_348_arg_0~0#1_14| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_577_arg_1~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_556_arg_1~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_407_arg_1~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_407_arg_1~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_575_arg_1~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_394_arg_1~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_377_arg_1~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_394_arg_1~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_245_arg_1~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_342_arg_0~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_554_arg_1~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_212_arg_1~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_264_arg_0~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_210_arg_1~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_247_arg_1~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_438_arg_1~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_438_arg_1~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_379_arg_1~0#1_14| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_356_arg_1~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_354_arg_1~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_568_arg_1~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_359_arg_1~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_563_arg_1~0#1_15| (_ BitVec 8)) (|ULTIMATE.start_main_~state_32~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~input_152~0#1| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_354_arg_1~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_337_arg_0~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_338_arg_0~0#1_14| (_ BitVec 8)) (|ULTIMATE.start_main_~input_66~0#1| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_356_arg_1~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_332_arg_0~0#1_16| (_ BitVec 8)) (|ULTIMATE.start_main_~input_154~0#1| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_351_arg_1~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_561_arg_1~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_579_arg_1~0#1_16| (_ BitVec 8)) (|ULTIMATE.start_main_~input_136~0#1| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_570_arg_1~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_345_arg_1~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_349_arg_1~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_213_arg_1~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_366_arg_1~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_498_arg_1~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_366_arg_1~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_381_arg_1~0#1_14| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_498_arg_1~0#1_17| (_ BitVec 8)) (|ULTIMATE.start_main_~input_94~0#1| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_345_arg_1~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_347_arg_1~0#1_14| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_246_arg_1~0#1_16| (_ BitVec 8)) (|ULTIMATE.start_main_~input_107~0#1| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_244_arg_1~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_341_arg_1~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_265_arg_1~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_400_arg_1~0#1_14| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_343_arg_1~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_211_arg_1~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_341_arg_0~0#1_14| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_402_arg_1~0#1_14| (_ BitVec 8))) (let ((.cse154 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse143 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) |ULTIMATE.start_main_~input_74~0#1|)))))))) (.cse155 ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_541_arg_1~0#1_15|)) (.cse153 ((_ zero_extend 24) |ULTIMATE.start_main_~input_152~0#1|)) (.cse151 ((_ zero_extend 24) |ULTIMATE.start_main_~input_154~0#1|)) (.cse148 ((_ zero_extend 24) |ULTIMATE.start_main_~input_136~0#1|)) (.cse150 ((_ zero_extend 24) |ULTIMATE.start_main_~input_138~0#1|))) (let ((.cse145 ((_ zero_extend 24) |ULTIMATE.start_main_~state_32~0#1|)) (.cse156 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse143 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse157 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse143 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) |ULTIMATE.start_main_~input_107~0#1|)))))))) (.cse159 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse143 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) |ULTIMATE.start_main_~input_92~0#1|))))))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_575_arg_1~0#1_16|) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_570_arg_1~0#1_15|) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_549_arg_1~0#1_15|) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse143 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_547_arg_1~0#1_15|) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse154 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse157 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse158 ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_174_arg_1~0#1_15|))))))) .cse159)))))) .cse155))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_544_arg_1~0#1_15|)))))))))))))))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_554_arg_1~0#1_16|)))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_556_arg_1~0#1_15|)))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_561_arg_1~0#1_16|)))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_563_arg_1~0#1_15|)))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_568_arg_1~0#1_16|)))))))))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_577_arg_1~0#1_15|)))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_579_arg_1~0#1_16|)))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_581_arg_1~0#1_15|)))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_540_arg_1~0#1_16|) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_498_arg_1~0#1_17|) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_438_arg_1~0#1_16|) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse143 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse153)))))) (_ bv0 32)))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse143 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse151)))))) (_ bv0 32)))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_394_arg_1~0#1_16|) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse160 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_374_arg_1~0#1_16|) .cse161))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_377_arg_1~0#1_15|)))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse143 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse148)))))) .cse160))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_373_arg_1~0#1_16|) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_359_arg_1~0#1_16|) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_356_arg_1~0#1_16|) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_341_arg_1~0#1_16|) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_337_arg_0~0#1_15|) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_333_arg_1~0#1_16|) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_332_arg_0~0#1_16|) .cse149)))))) .cse157))))))))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_345_arg_1~0#1_16|)))) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse159 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_343_arg_1~0#1_16|) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse152 ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_342_arg_0~0#1_16|))))))))))))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_351_arg_1~0#1_16|)))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_354_arg_1~0#1_16|)))))))))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_366_arg_1~0#1_16|))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse160 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse143 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse150)))))))))))))))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_386_arg_1~0#1_16|))))))))))))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_407_arg_1~0#1_16|))))))))))))))))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_583_arg_1~0#1_17|))))))) .cse143))))))))))) (or (= ((_ extract 7 0) (bvand .cse143 ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse146 ((_ zero_extend 24) |ULTIMATE.start_main_~input_94~0#1|)) (.cse147 ((_ zero_extend 24) |ULTIMATE.start_main_~input_76~0#1|)) (.cse144 ((_ zero_extend 24) |ULTIMATE.start_main_~input_66~0#1|))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse144 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse145 .cse146))) .cse147)))))) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse143 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse143 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_540_arg_1~0#1_15|) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_438_arg_1~0#1_15|) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_400_arg_1~0#1_14|) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_394_arg_1~0#1_15|) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_386_arg_1~0#1_15|) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_381_arg_1~0#1_14|) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_379_arg_1~0#1_14|) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_373_arg_1~0#1_15|) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_366_arg_1~0#1_15|) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_347_arg_1~0#1_14|) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_345_arg_1~0#1_15|) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_341_arg_0~0#1_14|) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse143 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse146)))))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_338_arg_0~0#1_14|) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse148 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_212_arg_1~0#1_16|) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse149 ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_210_arg_1~0#1_16|)))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_211_arg_1~0#1_16|))))))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_213_arg_1~0#1_16|)))) .cse150))))))))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_339_arg_1~0#1_15|)))))))))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse143 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse147)))))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse151 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_245_arg_1~0#1_16|) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_244_arg_1~0#1_16|) .cse152)))))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_246_arg_1~0#1_16|)))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_247_arg_1~0#1_16|))))))) .cse153))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_348_arg_0~0#1_14|)))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_349_arg_1~0#1_15|)))))))))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_354_arg_1~0#1_15|)))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_356_arg_1~0#1_15|)))) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse143 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse143 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_264_arg_0~0#1_15|) .cse154))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_265_arg_1~0#1_16|)))))))))))))))) .cse155))) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse143 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse144))))))))))))))))))))))))))))))))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_402_arg_1~0#1_14|)))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_407_arg_1~0#1_15|))))))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_498_arg_1~0#1_16|))))))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_582_arg_1~0#1_14|)))) .cse156))))))))))))))))))))) (_ bv0 8)) (not (= ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse145 .cse156))) .cse143)) (_ bv0 8)))))))) (.cse7 (bvand .cse142 |c_ULTIMATE.start_main_~mask_SORT_6~0#1|)) (.cse8 (not .cse9)) (.cse45 (bvor |c_ULTIMATE.start_main_~var_67~0#1| .cse5)) (.cse12 (bvor .cse5 .cse142)) (.cse0 (= (bvand |c_ULTIMATE.start_main_~msb_SORT_6~0#1| |c_ULTIMATE.start_main_~var_85~0#1|) (_ bv0 32)))) (and (or (not .cse0) (let ((.cse6 (bvand |c_ULTIMATE.start_main_~mask_SORT_6~0#1| |c_ULTIMATE.start_main_~var_85~0#1|))) (and (or (and (or .cse1 (and (or (forall ((|v_ULTIMATE.start_main_~var_81_arg_1~0#1_15| (_ BitVec 32))) (let ((.cse4 (bvand (bvashr .cse7 |v_ULTIMATE.start_main_~var_81_arg_1~0#1_15|) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|))) (let ((.cse2 (bvsrem (bvor .cse4 .cse5) .cse6))) (or (not (= (bvand .cse2 |c_ULTIMATE.start_main_~msb_SORT_6~0#1|) (_ bv0 32))) (not (= |c_ULTIMATE.start_main_~var_77~0#1| (bvand (bvsdiv (bvand .cse2 |c_ULTIMATE.start_main_~mask_SORT_6~0#1|) .cse3) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|))) (= (bvand .cse4 |c_ULTIMATE.start_main_~msb_SORT_6~0#1|) (_ bv0 32)))))) .cse8) (or .cse9 (forall ((|v_ULTIMATE.start_main_~var_81_arg_1~0#1_15| (_ BitVec 32))) (let ((.cse10 (bvand (bvor (bvashr .cse12 |v_ULTIMATE.start_main_~var_81_arg_1~0#1_15|) (bvnot (bvlshr |c_ULTIMATE.start_main_~mask_SORT_6~0#1| |v_ULTIMATE.start_main_~var_81_arg_1~0#1_15|))) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|))) (let ((.cse11 (bvsrem (bvor .cse10 .cse5) .cse6))) (or (= (bvand .cse10 |c_ULTIMATE.start_main_~msb_SORT_6~0#1|) (_ bv0 32)) (not (= |c_ULTIMATE.start_main_~var_77~0#1| (bvand (bvsdiv (bvand |c_ULTIMATE.start_main_~mask_SORT_6~0#1| .cse11) .cse3) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|))) (not (= (bvand |c_ULTIMATE.start_main_~msb_SORT_6~0#1| .cse11) (_ bv0 32)))))))) (or .cse8 (forall ((|v_ULTIMATE.start_main_~var_81_arg_1~0#1_15| (_ BitVec 32))) (let ((.cse14 (bvand (bvashr .cse7 |v_ULTIMATE.start_main_~var_81_arg_1~0#1_15|) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|))) (let ((.cse13 (bvsrem (bvor .cse14 .cse5) .cse6))) (or (not (= |c_ULTIMATE.start_main_~var_77~0#1| (bvand |c_ULTIMATE.start_main_~mask_SORT_6~0#1| (bvsdiv (bvor .cse13 .cse5) .cse3)))) (= (bvand .cse13 |c_ULTIMATE.start_main_~msb_SORT_6~0#1|) (_ bv0 32)) (= (bvand .cse14 |c_ULTIMATE.start_main_~msb_SORT_6~0#1|) (_ bv0 32))))))) (or (forall ((|v_ULTIMATE.start_main_~var_81_arg_1~0#1_15| (_ BitVec 32))) (let ((.cse15 (bvand (bvor (bvashr .cse12 |v_ULTIMATE.start_main_~var_81_arg_1~0#1_15|) (bvnot (bvlshr |c_ULTIMATE.start_main_~mask_SORT_6~0#1| |v_ULTIMATE.start_main_~var_81_arg_1~0#1_15|))) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|))) (let ((.cse16 (bvsrem (bvor .cse15 .cse5) .cse6))) (or (= (bvand .cse15 |c_ULTIMATE.start_main_~msb_SORT_6~0#1|) (_ bv0 32)) (= (bvand |c_ULTIMATE.start_main_~msb_SORT_6~0#1| .cse16) (_ bv0 32)) (not (= |c_ULTIMATE.start_main_~var_77~0#1| (bvand |c_ULTIMATE.start_main_~mask_SORT_6~0#1| (bvsdiv (bvor .cse5 .cse16) .cse3)))))))) .cse9))) (or .cse17 (and (or .cse9 (forall ((|v_ULTIMATE.start_main_~var_81_arg_1~0#1_15| (_ BitVec 32))) (let ((.cse18 (bvand (bvor (bvashr .cse12 |v_ULTIMATE.start_main_~var_81_arg_1~0#1_15|) (bvnot (bvlshr |c_ULTIMATE.start_main_~mask_SORT_6~0#1| |v_ULTIMATE.start_main_~var_81_arg_1~0#1_15|))) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|))) (let ((.cse19 (bvsrem (bvor .cse18 .cse5) .cse6))) (or (= (bvand .cse18 |c_ULTIMATE.start_main_~msb_SORT_6~0#1|) (_ bv0 32)) (= |c_ULTIMATE.start_main_~var_77~0#1| (bvand |c_ULTIMATE.start_main_~mask_SORT_6~0#1| (bvsdiv (bvor .cse5 .cse19) .cse3))) (= (bvand |c_ULTIMATE.start_main_~msb_SORT_6~0#1| .cse19) (_ bv0 32))))))) (or .cse9 (forall ((|v_ULTIMATE.start_main_~var_81_arg_1~0#1_15| (_ BitVec 32))) (let ((.cse21 (bvand (bvor (bvashr .cse12 |v_ULTIMATE.start_main_~var_81_arg_1~0#1_15|) (bvnot (bvlshr |c_ULTIMATE.start_main_~mask_SORT_6~0#1| |v_ULTIMATE.start_main_~var_81_arg_1~0#1_15|))) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|))) (let ((.cse20 (bvsrem (bvor .cse21 .cse5) .cse6))) (or (= |c_ULTIMATE.start_main_~var_77~0#1| (bvand (bvsdiv (bvand |c_ULTIMATE.start_main_~mask_SORT_6~0#1| .cse20) .cse3) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|)) (= (bvand .cse21 |c_ULTIMATE.start_main_~msb_SORT_6~0#1|) (_ bv0 32)) (not (= (bvand |c_ULTIMATE.start_main_~msb_SORT_6~0#1| .cse20) (_ bv0 32)))))))) (or (forall ((|v_ULTIMATE.start_main_~var_81_arg_1~0#1_15| (_ BitVec 32))) (let ((.cse23 (bvand (bvashr .cse7 |v_ULTIMATE.start_main_~var_81_arg_1~0#1_15|) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|))) (let ((.cse22 (bvsrem (bvor .cse23 .cse5) .cse6))) (or (= |c_ULTIMATE.start_main_~var_77~0#1| (bvand (bvsdiv (bvand .cse22 |c_ULTIMATE.start_main_~mask_SORT_6~0#1|) .cse3) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|)) (not (= (bvand .cse22 |c_ULTIMATE.start_main_~msb_SORT_6~0#1|) (_ bv0 32))) (= (bvand .cse23 |c_ULTIMATE.start_main_~msb_SORT_6~0#1|) (_ bv0 32)))))) .cse8) (or (forall ((|v_ULTIMATE.start_main_~var_81_arg_1~0#1_15| (_ BitVec 32))) (let ((.cse25 (bvand (bvashr .cse7 |v_ULTIMATE.start_main_~var_81_arg_1~0#1_15|) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|))) (let ((.cse24 (bvsrem (bvor .cse25 .cse5) .cse6))) (or (= (bvand .cse24 |c_ULTIMATE.start_main_~msb_SORT_6~0#1|) (_ bv0 32)) (= |c_ULTIMATE.start_main_~var_77~0#1| (bvand |c_ULTIMATE.start_main_~mask_SORT_6~0#1| (bvsdiv (bvor .cse24 .cse5) .cse3))) (= (bvand .cse25 |c_ULTIMATE.start_main_~msb_SORT_6~0#1|) (_ bv0 32)))))) .cse8)))) .cse26) (or (and (or .cse1 (and (or .cse9 (forall ((|v_ULTIMATE.start_main_~var_81_arg_1~0#1_15| (_ BitVec 32))) (let ((.cse27 (bvand (bvor (bvashr .cse12 |v_ULTIMATE.start_main_~var_81_arg_1~0#1_15|) (bvnot (bvlshr |c_ULTIMATE.start_main_~mask_SORT_6~0#1| |v_ULTIMATE.start_main_~var_81_arg_1~0#1_15|))) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|))) (let ((.cse28 (bvsrem (bvand .cse27 |c_ULTIMATE.start_main_~mask_SORT_6~0#1|) .cse6))) (or (not (= (bvand .cse27 |c_ULTIMATE.start_main_~msb_SORT_6~0#1|) (_ bv0 32))) (not (= (bvand |c_ULTIMATE.start_main_~msb_SORT_6~0#1| .cse28) (_ bv0 32))) (not (= |c_ULTIMATE.start_main_~var_77~0#1| (bvand (bvsdiv (bvand .cse28 |c_ULTIMATE.start_main_~mask_SORT_6~0#1|) .cse3) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|)))))))) (or (forall ((|v_ULTIMATE.start_main_~var_81_arg_1~0#1_15| (_ BitVec 32))) (let ((.cse30 (bvand (bvashr .cse7 |v_ULTIMATE.start_main_~var_81_arg_1~0#1_15|) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|))) (let ((.cse29 (bvsrem (bvand .cse30 |c_ULTIMATE.start_main_~mask_SORT_6~0#1|) .cse6))) (or (not (= |c_ULTIMATE.start_main_~var_77~0#1| (bvand (bvsdiv (bvand |c_ULTIMATE.start_main_~mask_SORT_6~0#1| .cse29) .cse3) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|))) (not (= (bvand |c_ULTIMATE.start_main_~msb_SORT_6~0#1| .cse29) (_ bv0 32))) (not (= (bvand .cse30 |c_ULTIMATE.start_main_~msb_SORT_6~0#1|) (_ bv0 32))))))) .cse8) (or (forall ((|v_ULTIMATE.start_main_~var_81_arg_1~0#1_15| (_ BitVec 32))) (let ((.cse32 (bvand (bvashr .cse7 |v_ULTIMATE.start_main_~var_81_arg_1~0#1_15|) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|))) (let ((.cse31 (bvsrem (bvand .cse32 |c_ULTIMATE.start_main_~mask_SORT_6~0#1|) .cse6))) (or (= (bvand |c_ULTIMATE.start_main_~msb_SORT_6~0#1| .cse31) (_ bv0 32)) (not (= (bvand .cse32 |c_ULTIMATE.start_main_~msb_SORT_6~0#1|) (_ bv0 32))) (not (= |c_ULTIMATE.start_main_~var_77~0#1| (bvand (bvsdiv (bvor .cse5 .cse31) .cse3) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|))))))) .cse8) (or (forall ((|v_ULTIMATE.start_main_~var_81_arg_1~0#1_15| (_ BitVec 32))) (let ((.cse33 (bvand (bvor (bvashr .cse12 |v_ULTIMATE.start_main_~var_81_arg_1~0#1_15|) (bvnot (bvlshr |c_ULTIMATE.start_main_~mask_SORT_6~0#1| |v_ULTIMATE.start_main_~var_81_arg_1~0#1_15|))) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|))) (let ((.cse34 (bvsrem (bvand .cse33 |c_ULTIMATE.start_main_~mask_SORT_6~0#1|) .cse6))) (or (not (= (bvand .cse33 |c_ULTIMATE.start_main_~msb_SORT_6~0#1|) (_ bv0 32))) (not (= |c_ULTIMATE.start_main_~var_77~0#1| (bvand (bvsdiv (bvor .cse34 .cse5) .cse3) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|))) (= (bvand |c_ULTIMATE.start_main_~msb_SORT_6~0#1| .cse34) (_ bv0 32)))))) .cse9))) (or .cse17 (and (or .cse8 (forall ((|v_ULTIMATE.start_main_~var_81_arg_1~0#1_15| (_ BitVec 32))) (let ((.cse36 (bvand (bvashr .cse7 |v_ULTIMATE.start_main_~var_81_arg_1~0#1_15|) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|))) (let ((.cse35 (bvsrem (bvand .cse36 |c_ULTIMATE.start_main_~mask_SORT_6~0#1|) .cse6))) (or (not (= (bvand |c_ULTIMATE.start_main_~msb_SORT_6~0#1| .cse35) (_ bv0 32))) (= |c_ULTIMATE.start_main_~var_77~0#1| (bvand (bvsdiv (bvand |c_ULTIMATE.start_main_~mask_SORT_6~0#1| .cse35) .cse3) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|)) (not (= (bvand .cse36 |c_ULTIMATE.start_main_~msb_SORT_6~0#1|) (_ bv0 32)))))))) (or (forall ((|v_ULTIMATE.start_main_~var_81_arg_1~0#1_15| (_ BitVec 32))) (let ((.cse38 (bvand (bvashr .cse7 |v_ULTIMATE.start_main_~var_81_arg_1~0#1_15|) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|))) (let ((.cse37 (bvsrem (bvand .cse38 |c_ULTIMATE.start_main_~mask_SORT_6~0#1|) .cse6))) (or (= |c_ULTIMATE.start_main_~var_77~0#1| (bvand (bvsdiv (bvor .cse5 .cse37) .cse3) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|)) (= (bvand |c_ULTIMATE.start_main_~msb_SORT_6~0#1| .cse37) (_ bv0 32)) (not (= (bvand .cse38 |c_ULTIMATE.start_main_~msb_SORT_6~0#1|) (_ bv0 32))))))) .cse8) (or (forall ((|v_ULTIMATE.start_main_~var_81_arg_1~0#1_15| (_ BitVec 32))) (let ((.cse40 (bvand (bvor (bvashr .cse12 |v_ULTIMATE.start_main_~var_81_arg_1~0#1_15|) (bvnot (bvlshr |c_ULTIMATE.start_main_~mask_SORT_6~0#1| |v_ULTIMATE.start_main_~var_81_arg_1~0#1_15|))) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|))) (let ((.cse39 (bvsrem (bvand .cse40 |c_ULTIMATE.start_main_~mask_SORT_6~0#1|) .cse6))) (or (= |c_ULTIMATE.start_main_~var_77~0#1| (bvand (bvsdiv (bvor .cse39 .cse5) .cse3) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|)) (not (= (bvand .cse40 |c_ULTIMATE.start_main_~msb_SORT_6~0#1|) (_ bv0 32))) (= (bvand |c_ULTIMATE.start_main_~msb_SORT_6~0#1| .cse39) (_ bv0 32)))))) .cse9) (or .cse9 (forall ((|v_ULTIMATE.start_main_~var_81_arg_1~0#1_15| (_ BitVec 32))) (let ((.cse41 (bvand (bvor (bvashr .cse12 |v_ULTIMATE.start_main_~var_81_arg_1~0#1_15|) (bvnot (bvlshr |c_ULTIMATE.start_main_~mask_SORT_6~0#1| |v_ULTIMATE.start_main_~var_81_arg_1~0#1_15|))) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|))) (let ((.cse42 (bvsrem (bvand .cse41 |c_ULTIMATE.start_main_~mask_SORT_6~0#1|) .cse6))) (or (not (= (bvand .cse41 |c_ULTIMATE.start_main_~msb_SORT_6~0#1|) (_ bv0 32))) (= |c_ULTIMATE.start_main_~var_77~0#1| (bvand (bvsdiv (bvand .cse42 |c_ULTIMATE.start_main_~mask_SORT_6~0#1|) .cse3) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|)) (not (= (bvand |c_ULTIMATE.start_main_~msb_SORT_6~0#1| .cse42) (_ bv0 32))))))))))) .cse26) (or (and (or .cse1 (and (or .cse9 (forall ((|v_ULTIMATE.start_main_~var_81_arg_1~0#1_15| (_ BitVec 32))) (let ((.cse43 (bvand (bvor (bvashr .cse12 |v_ULTIMATE.start_main_~var_81_arg_1~0#1_15|) (bvnot (bvlshr |c_ULTIMATE.start_main_~mask_SORT_6~0#1| |v_ULTIMATE.start_main_~var_81_arg_1~0#1_15|))) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|))) (let ((.cse44 (bvsrem (bvor .cse43 .cse5) .cse6))) (or (= (bvand .cse43 |c_ULTIMATE.start_main_~msb_SORT_6~0#1|) (_ bv0 32)) (not (= |c_ULTIMATE.start_main_~var_77~0#1| (bvand |c_ULTIMATE.start_main_~mask_SORT_6~0#1| (bvsdiv (bvand |c_ULTIMATE.start_main_~mask_SORT_6~0#1| .cse44) .cse45)))) (not (= (bvand |c_ULTIMATE.start_main_~msb_SORT_6~0#1| .cse44) (_ bv0 32)))))))) (or .cse9 (forall ((|v_ULTIMATE.start_main_~var_81_arg_1~0#1_15| (_ BitVec 32))) (let ((.cse46 (bvand (bvor (bvashr .cse12 |v_ULTIMATE.start_main_~var_81_arg_1~0#1_15|) (bvnot (bvlshr |c_ULTIMATE.start_main_~mask_SORT_6~0#1| |v_ULTIMATE.start_main_~var_81_arg_1~0#1_15|))) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|))) (let ((.cse47 (bvsrem (bvor .cse46 .cse5) .cse6))) (or (= (bvand .cse46 |c_ULTIMATE.start_main_~msb_SORT_6~0#1|) (_ bv0 32)) (not (= |c_ULTIMATE.start_main_~var_77~0#1| (bvand (bvsdiv (bvor .cse5 .cse47) .cse45) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|))) (= (bvand |c_ULTIMATE.start_main_~msb_SORT_6~0#1| .cse47) (_ bv0 32))))))) (or (forall ((|v_ULTIMATE.start_main_~var_81_arg_1~0#1_15| (_ BitVec 32))) (let ((.cse49 (bvand (bvashr .cse7 |v_ULTIMATE.start_main_~var_81_arg_1~0#1_15|) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|))) (let ((.cse48 (bvsrem (bvor .cse49 .cse5) .cse6))) (or (not (= |c_ULTIMATE.start_main_~var_77~0#1| (bvand (bvsdiv (bvor .cse48 .cse5) .cse45) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|))) (= (bvand .cse48 |c_ULTIMATE.start_main_~msb_SORT_6~0#1|) (_ bv0 32)) (= (bvand .cse49 |c_ULTIMATE.start_main_~msb_SORT_6~0#1|) (_ bv0 32)))))) .cse8) (or (forall ((|v_ULTIMATE.start_main_~var_81_arg_1~0#1_15| (_ BitVec 32))) (let ((.cse51 (bvand (bvashr .cse7 |v_ULTIMATE.start_main_~var_81_arg_1~0#1_15|) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|))) (let ((.cse50 (bvsrem (bvor .cse51 .cse5) .cse6))) (or (not (= |c_ULTIMATE.start_main_~var_77~0#1| (bvand (bvsdiv (bvand .cse50 |c_ULTIMATE.start_main_~mask_SORT_6~0#1|) .cse45) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|))) (not (= (bvand .cse50 |c_ULTIMATE.start_main_~msb_SORT_6~0#1|) (_ bv0 32))) (= (bvand .cse51 |c_ULTIMATE.start_main_~msb_SORT_6~0#1|) (_ bv0 32)))))) .cse8))) (or .cse17 (and (or .cse9 (forall ((|v_ULTIMATE.start_main_~var_81_arg_1~0#1_15| (_ BitVec 32))) (let ((.cse52 (bvand (bvor (bvashr .cse12 |v_ULTIMATE.start_main_~var_81_arg_1~0#1_15|) (bvnot (bvlshr |c_ULTIMATE.start_main_~mask_SORT_6~0#1| |v_ULTIMATE.start_main_~var_81_arg_1~0#1_15|))) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|))) (let ((.cse53 (bvsrem (bvor .cse52 .cse5) .cse6))) (or (= (bvand .cse52 |c_ULTIMATE.start_main_~msb_SORT_6~0#1|) (_ bv0 32)) (= |c_ULTIMATE.start_main_~var_77~0#1| (bvand (bvsdiv (bvor .cse5 .cse53) .cse45) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|)) (= (bvand |c_ULTIMATE.start_main_~msb_SORT_6~0#1| .cse53) (_ bv0 32))))))) (or (forall ((|v_ULTIMATE.start_main_~var_81_arg_1~0#1_15| (_ BitVec 32))) (let ((.cse54 (bvand (bvor (bvashr .cse12 |v_ULTIMATE.start_main_~var_81_arg_1~0#1_15|) (bvnot (bvlshr |c_ULTIMATE.start_main_~mask_SORT_6~0#1| |v_ULTIMATE.start_main_~var_81_arg_1~0#1_15|))) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|))) (let ((.cse55 (bvsrem (bvor .cse54 .cse5) .cse6))) (or (= (bvand .cse54 |c_ULTIMATE.start_main_~msb_SORT_6~0#1|) (_ bv0 32)) (not (= (bvand |c_ULTIMATE.start_main_~msb_SORT_6~0#1| .cse55) (_ bv0 32))) (= |c_ULTIMATE.start_main_~var_77~0#1| (bvand |c_ULTIMATE.start_main_~mask_SORT_6~0#1| (bvsdiv (bvand |c_ULTIMATE.start_main_~mask_SORT_6~0#1| .cse55) .cse45))))))) .cse9) (or (forall ((|v_ULTIMATE.start_main_~var_81_arg_1~0#1_15| (_ BitVec 32))) (let ((.cse57 (bvand (bvashr .cse7 |v_ULTIMATE.start_main_~var_81_arg_1~0#1_15|) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|))) (let ((.cse56 (bvsrem (bvor .cse57 .cse5) .cse6))) (or (= (bvand .cse56 |c_ULTIMATE.start_main_~msb_SORT_6~0#1|) (_ bv0 32)) (= |c_ULTIMATE.start_main_~var_77~0#1| (bvand (bvsdiv (bvor .cse56 .cse5) .cse45) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|)) (= (bvand .cse57 |c_ULTIMATE.start_main_~msb_SORT_6~0#1|) (_ bv0 32)))))) .cse8) (or (forall ((|v_ULTIMATE.start_main_~var_81_arg_1~0#1_15| (_ BitVec 32))) (let ((.cse59 (bvand (bvashr .cse7 |v_ULTIMATE.start_main_~var_81_arg_1~0#1_15|) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|))) (let ((.cse58 (bvsrem (bvor .cse59 .cse5) .cse6))) (or (= |c_ULTIMATE.start_main_~var_77~0#1| (bvand (bvsdiv (bvand .cse58 |c_ULTIMATE.start_main_~mask_SORT_6~0#1|) .cse45) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|)) (not (= (bvand .cse58 |c_ULTIMATE.start_main_~msb_SORT_6~0#1|) (_ bv0 32))) (= (bvand .cse59 |c_ULTIMATE.start_main_~msb_SORT_6~0#1|) (_ bv0 32)))))) .cse8)))) .cse60) (or (and (or (and (or (forall ((|v_ULTIMATE.start_main_~var_81_arg_1~0#1_15| (_ BitVec 32))) (let ((.cse61 (bvand (bvor (bvashr .cse12 |v_ULTIMATE.start_main_~var_81_arg_1~0#1_15|) (bvnot (bvlshr |c_ULTIMATE.start_main_~mask_SORT_6~0#1| |v_ULTIMATE.start_main_~var_81_arg_1~0#1_15|))) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|))) (let ((.cse62 (bvsrem (bvand .cse61 |c_ULTIMATE.start_main_~mask_SORT_6~0#1|) .cse6))) (or (not (= (bvand .cse61 |c_ULTIMATE.start_main_~msb_SORT_6~0#1|) (_ bv0 32))) (= |c_ULTIMATE.start_main_~var_77~0#1| (bvand (bvsdiv (bvand .cse62 |c_ULTIMATE.start_main_~mask_SORT_6~0#1|) .cse45) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|)) (not (= (bvand |c_ULTIMATE.start_main_~msb_SORT_6~0#1| .cse62) (_ bv0 32))))))) .cse9) (or (forall ((|v_ULTIMATE.start_main_~var_81_arg_1~0#1_15| (_ BitVec 32))) (let ((.cse63 (bvand (bvor (bvashr .cse12 |v_ULTIMATE.start_main_~var_81_arg_1~0#1_15|) (bvnot (bvlshr |c_ULTIMATE.start_main_~mask_SORT_6~0#1| |v_ULTIMATE.start_main_~var_81_arg_1~0#1_15|))) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|))) (let ((.cse64 (bvsrem (bvand .cse63 |c_ULTIMATE.start_main_~mask_SORT_6~0#1|) .cse6))) (or (not (= (bvand .cse63 |c_ULTIMATE.start_main_~msb_SORT_6~0#1|) (_ bv0 32))) (= |c_ULTIMATE.start_main_~var_77~0#1| (bvand (bvsdiv (bvor .cse64 .cse5) .cse45) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|)) (= (bvand |c_ULTIMATE.start_main_~msb_SORT_6~0#1| .cse64) (_ bv0 32)))))) .cse9) (or .cse8 (forall ((|v_ULTIMATE.start_main_~var_81_arg_1~0#1_15| (_ BitVec 32))) (let ((.cse66 (bvand (bvashr .cse7 |v_ULTIMATE.start_main_~var_81_arg_1~0#1_15|) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|))) (let ((.cse65 (bvsrem (bvand .cse66 |c_ULTIMATE.start_main_~mask_SORT_6~0#1|) .cse6))) (or (= |c_ULTIMATE.start_main_~var_77~0#1| (bvand |c_ULTIMATE.start_main_~mask_SORT_6~0#1| (bvsdiv (bvand |c_ULTIMATE.start_main_~mask_SORT_6~0#1| .cse65) .cse45))) (not (= (bvand |c_ULTIMATE.start_main_~msb_SORT_6~0#1| .cse65) (_ bv0 32))) (not (= (bvand .cse66 |c_ULTIMATE.start_main_~msb_SORT_6~0#1|) (_ bv0 32)))))))) (or (forall ((|v_ULTIMATE.start_main_~var_81_arg_1~0#1_15| (_ BitVec 32))) (let ((.cse68 (bvand (bvashr .cse7 |v_ULTIMATE.start_main_~var_81_arg_1~0#1_15|) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|))) (let ((.cse67 (bvsrem (bvand .cse68 |c_ULTIMATE.start_main_~mask_SORT_6~0#1|) .cse6))) (or (= |c_ULTIMATE.start_main_~var_77~0#1| (bvand |c_ULTIMATE.start_main_~mask_SORT_6~0#1| (bvsdiv (bvor .cse5 .cse67) .cse45))) (= (bvand |c_ULTIMATE.start_main_~msb_SORT_6~0#1| .cse67) (_ bv0 32)) (not (= (bvand .cse68 |c_ULTIMATE.start_main_~msb_SORT_6~0#1|) (_ bv0 32))))))) .cse8)) .cse17) (or .cse1 (and (or (forall ((|v_ULTIMATE.start_main_~var_81_arg_1~0#1_15| (_ BitVec 32))) (let ((.cse70 (bvand (bvashr .cse7 |v_ULTIMATE.start_main_~var_81_arg_1~0#1_15|) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|))) (let ((.cse69 (bvsrem (bvand .cse70 |c_ULTIMATE.start_main_~mask_SORT_6~0#1|) .cse6))) (or (= (bvand |c_ULTIMATE.start_main_~msb_SORT_6~0#1| .cse69) (_ bv0 32)) (not (= (bvand .cse70 |c_ULTIMATE.start_main_~msb_SORT_6~0#1|) (_ bv0 32))) (not (= |c_ULTIMATE.start_main_~var_77~0#1| (bvand |c_ULTIMATE.start_main_~mask_SORT_6~0#1| (bvsdiv (bvor .cse5 .cse69) .cse45)))))))) .cse8) (or .cse9 (forall ((|v_ULTIMATE.start_main_~var_81_arg_1~0#1_15| (_ BitVec 32))) (let ((.cse72 (bvand (bvor (bvashr .cse12 |v_ULTIMATE.start_main_~var_81_arg_1~0#1_15|) (bvnot (bvlshr |c_ULTIMATE.start_main_~mask_SORT_6~0#1| |v_ULTIMATE.start_main_~var_81_arg_1~0#1_15|))) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|))) (let ((.cse71 (bvsrem (bvand .cse72 |c_ULTIMATE.start_main_~mask_SORT_6~0#1|) .cse6))) (or (not (= |c_ULTIMATE.start_main_~var_77~0#1| (bvand (bvsdiv (bvor .cse71 .cse5) .cse45) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|))) (not (= (bvand .cse72 |c_ULTIMATE.start_main_~msb_SORT_6~0#1|) (_ bv0 32))) (= (bvand |c_ULTIMATE.start_main_~msb_SORT_6~0#1| .cse71) (_ bv0 32))))))) (or (forall ((|v_ULTIMATE.start_main_~var_81_arg_1~0#1_15| (_ BitVec 32))) (let ((.cse73 (bvand (bvor (bvashr .cse12 |v_ULTIMATE.start_main_~var_81_arg_1~0#1_15|) (bvnot (bvlshr |c_ULTIMATE.start_main_~mask_SORT_6~0#1| |v_ULTIMATE.start_main_~var_81_arg_1~0#1_15|))) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|))) (let ((.cse74 (bvsrem (bvand .cse73 |c_ULTIMATE.start_main_~mask_SORT_6~0#1|) .cse6))) (or (not (= (bvand .cse73 |c_ULTIMATE.start_main_~msb_SORT_6~0#1|) (_ bv0 32))) (not (= (bvand |c_ULTIMATE.start_main_~msb_SORT_6~0#1| .cse74) (_ bv0 32))) (not (= |c_ULTIMATE.start_main_~var_77~0#1| (bvand (bvsdiv (bvand .cse74 |c_ULTIMATE.start_main_~mask_SORT_6~0#1|) .cse45) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|))))))) .cse9) (or .cse8 (forall ((|v_ULTIMATE.start_main_~var_81_arg_1~0#1_15| (_ BitVec 32))) (let ((.cse76 (bvand (bvashr .cse7 |v_ULTIMATE.start_main_~var_81_arg_1~0#1_15|) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|))) (let ((.cse75 (bvsrem (bvand .cse76 |c_ULTIMATE.start_main_~mask_SORT_6~0#1|) .cse6))) (or (not (= (bvand |c_ULTIMATE.start_main_~msb_SORT_6~0#1| .cse75) (_ bv0 32))) (not (= |c_ULTIMATE.start_main_~var_77~0#1| (bvand |c_ULTIMATE.start_main_~mask_SORT_6~0#1| (bvsdiv (bvand |c_ULTIMATE.start_main_~mask_SORT_6~0#1| .cse75) .cse45)))) (not (= (bvand .cse76 |c_ULTIMATE.start_main_~msb_SORT_6~0#1|) (_ bv0 32))))))))))) .cse60)))) (or (let ((.cse79 (bvor .cse5 |c_ULTIMATE.start_main_~var_85~0#1|))) (and (or (and (or (and (or .cse17 (and (forall ((|v_ULTIMATE.start_main_~var_81_arg_1~0#1_15| (_ BitVec 32))) (let ((.cse78 (bvand (bvashr .cse7 |v_ULTIMATE.start_main_~var_81_arg_1~0#1_15|) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|))) (let ((.cse77 (bvsrem (bvor .cse78 .cse5) .cse79))) (or (= (bvand |c_ULTIMATE.start_main_~msb_SORT_6~0#1| .cse77) (_ bv0 32)) (= |c_ULTIMATE.start_main_~var_77~0#1| (bvand (bvsdiv (bvor .cse77 .cse5) .cse3) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|)) (= (bvand .cse78 |c_ULTIMATE.start_main_~msb_SORT_6~0#1|) (_ bv0 32)))))) (forall ((|v_ULTIMATE.start_main_~var_81_arg_1~0#1_15| (_ BitVec 32))) (let ((.cse81 (bvand (bvashr .cse7 |v_ULTIMATE.start_main_~var_81_arg_1~0#1_15|) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|))) (let ((.cse80 (bvsrem (bvor .cse81 .cse5) .cse79))) (or (not (= (bvand |c_ULTIMATE.start_main_~msb_SORT_6~0#1| .cse80) (_ bv0 32))) (= |c_ULTIMATE.start_main_~var_77~0#1| (bvand (bvsdiv (bvand .cse80 |c_ULTIMATE.start_main_~mask_SORT_6~0#1|) .cse3) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|)) (= (bvand .cse81 |c_ULTIMATE.start_main_~msb_SORT_6~0#1|) (_ bv0 32)))))))) (or .cse1 (and (forall ((|v_ULTIMATE.start_main_~var_81_arg_1~0#1_15| (_ BitVec 32))) (let ((.cse83 (bvand (bvashr .cse7 |v_ULTIMATE.start_main_~var_81_arg_1~0#1_15|) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|))) (let ((.cse82 (bvsrem (bvor .cse83 .cse5) .cse79))) (or (= (bvand |c_ULTIMATE.start_main_~msb_SORT_6~0#1| .cse82) (_ bv0 32)) (= (bvand .cse83 |c_ULTIMATE.start_main_~msb_SORT_6~0#1|) (_ bv0 32)) (not (= |c_ULTIMATE.start_main_~var_77~0#1| (bvand (bvsdiv (bvor .cse82 .cse5) .cse3) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|))))))) (forall ((|v_ULTIMATE.start_main_~var_81_arg_1~0#1_15| (_ BitVec 32))) (let ((.cse85 (bvand (bvashr .cse7 |v_ULTIMATE.start_main_~var_81_arg_1~0#1_15|) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|))) (let ((.cse84 (bvsrem (bvor .cse85 .cse5) .cse79))) (or (not (= (bvand |c_ULTIMATE.start_main_~msb_SORT_6~0#1| .cse84) (_ bv0 32))) (not (= |c_ULTIMATE.start_main_~var_77~0#1| (bvand (bvsdiv (bvand .cse84 |c_ULTIMATE.start_main_~mask_SORT_6~0#1|) .cse3) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|))) (= (bvand .cse85 |c_ULTIMATE.start_main_~msb_SORT_6~0#1|) (_ bv0 32))))))))) .cse26) (or (and (or .cse17 (and (forall ((|v_ULTIMATE.start_main_~var_81_arg_1~0#1_15| (_ BitVec 32))) (let ((.cse87 (bvand (bvashr .cse7 |v_ULTIMATE.start_main_~var_81_arg_1~0#1_15|) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|))) (let ((.cse86 (bvsrem (bvor .cse87 .cse5) .cse79))) (or (= (bvand |c_ULTIMATE.start_main_~msb_SORT_6~0#1| .cse86) (_ bv0 32)) (= |c_ULTIMATE.start_main_~var_77~0#1| (bvand |c_ULTIMATE.start_main_~mask_SORT_6~0#1| (bvsdiv (bvor .cse86 .cse5) .cse45))) (= (bvand .cse87 |c_ULTIMATE.start_main_~msb_SORT_6~0#1|) (_ bv0 32)))))) (forall ((|v_ULTIMATE.start_main_~var_81_arg_1~0#1_15| (_ BitVec 32))) (let ((.cse89 (bvand (bvashr .cse7 |v_ULTIMATE.start_main_~var_81_arg_1~0#1_15|) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|))) (let ((.cse88 (bvsrem (bvor .cse89 .cse5) .cse79))) (or (= |c_ULTIMATE.start_main_~var_77~0#1| (bvand |c_ULTIMATE.start_main_~mask_SORT_6~0#1| (bvsdiv (bvand .cse88 |c_ULTIMATE.start_main_~mask_SORT_6~0#1|) .cse45))) (not (= (bvand |c_ULTIMATE.start_main_~msb_SORT_6~0#1| .cse88) (_ bv0 32))) (= (bvand .cse89 |c_ULTIMATE.start_main_~msb_SORT_6~0#1|) (_ bv0 32)))))))) (or .cse1 (and (forall ((|v_ULTIMATE.start_main_~var_81_arg_1~0#1_15| (_ BitVec 32))) (let ((.cse91 (bvand (bvashr .cse7 |v_ULTIMATE.start_main_~var_81_arg_1~0#1_15|) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|))) (let ((.cse90 (bvsrem (bvor .cse91 .cse5) .cse79))) (or (= (bvand |c_ULTIMATE.start_main_~msb_SORT_6~0#1| .cse90) (_ bv0 32)) (not (= |c_ULTIMATE.start_main_~var_77~0#1| (bvand |c_ULTIMATE.start_main_~mask_SORT_6~0#1| (bvsdiv (bvor .cse90 .cse5) .cse45)))) (= (bvand .cse91 |c_ULTIMATE.start_main_~msb_SORT_6~0#1|) (_ bv0 32)))))) (forall ((|v_ULTIMATE.start_main_~var_81_arg_1~0#1_15| (_ BitVec 32))) (let ((.cse93 (bvand (bvashr .cse7 |v_ULTIMATE.start_main_~var_81_arg_1~0#1_15|) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|))) (let ((.cse92 (bvsrem (bvor .cse93 .cse5) .cse79))) (or (not (= (bvand |c_ULTIMATE.start_main_~msb_SORT_6~0#1| .cse92) (_ bv0 32))) (not (= |c_ULTIMATE.start_main_~var_77~0#1| (bvand |c_ULTIMATE.start_main_~mask_SORT_6~0#1| (bvsdiv (bvand .cse92 |c_ULTIMATE.start_main_~mask_SORT_6~0#1|) .cse45)))) (= (bvand .cse93 |c_ULTIMATE.start_main_~msb_SORT_6~0#1|) (_ bv0 32))))))))) .cse60)) .cse8) (or (and (or (and (or (and (forall ((|v_ULTIMATE.start_main_~var_81_arg_1~0#1_15| (_ BitVec 32))) (let ((.cse94 (bvand (bvor (bvashr .cse12 |v_ULTIMATE.start_main_~var_81_arg_1~0#1_15|) (bvnot (bvlshr |c_ULTIMATE.start_main_~mask_SORT_6~0#1| |v_ULTIMATE.start_main_~var_81_arg_1~0#1_15|))) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|))) (let ((.cse95 (bvsrem (bvor .cse94 .cse5) .cse79))) (or (= (bvand .cse94 |c_ULTIMATE.start_main_~msb_SORT_6~0#1|) (_ bv0 32)) (= |c_ULTIMATE.start_main_~var_77~0#1| (bvand (bvsdiv (bvand .cse95 |c_ULTIMATE.start_main_~mask_SORT_6~0#1|) .cse3) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|)) (not (= (bvand .cse95 |c_ULTIMATE.start_main_~msb_SORT_6~0#1|) (_ bv0 32))))))) (forall ((|v_ULTIMATE.start_main_~var_81_arg_1~0#1_15| (_ BitVec 32))) (let ((.cse97 (bvand (bvor (bvashr .cse12 |v_ULTIMATE.start_main_~var_81_arg_1~0#1_15|) (bvnot (bvlshr |c_ULTIMATE.start_main_~mask_SORT_6~0#1| |v_ULTIMATE.start_main_~var_81_arg_1~0#1_15|))) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|))) (let ((.cse96 (bvsrem (bvor .cse97 .cse5) .cse79))) (or (= (bvand .cse96 |c_ULTIMATE.start_main_~msb_SORT_6~0#1|) (_ bv0 32)) (= (bvand .cse97 |c_ULTIMATE.start_main_~msb_SORT_6~0#1|) (_ bv0 32)) (= |c_ULTIMATE.start_main_~var_77~0#1| (bvand (bvsdiv (bvor .cse96 .cse5) .cse3) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|))))))) .cse17) (or (and (forall ((|v_ULTIMATE.start_main_~var_81_arg_1~0#1_15| (_ BitVec 32))) (let ((.cse98 (bvand (bvor (bvashr .cse12 |v_ULTIMATE.start_main_~var_81_arg_1~0#1_15|) (bvnot (bvlshr |c_ULTIMATE.start_main_~mask_SORT_6~0#1| |v_ULTIMATE.start_main_~var_81_arg_1~0#1_15|))) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|))) (let ((.cse99 (bvsrem (bvor .cse98 .cse5) .cse79))) (or (= (bvand .cse98 |c_ULTIMATE.start_main_~msb_SORT_6~0#1|) (_ bv0 32)) (not (= |c_ULTIMATE.start_main_~var_77~0#1| (bvand (bvsdiv (bvand .cse99 |c_ULTIMATE.start_main_~mask_SORT_6~0#1|) .cse3) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|))) (not (= (bvand .cse99 |c_ULTIMATE.start_main_~msb_SORT_6~0#1|) (_ bv0 32))))))) (forall ((|v_ULTIMATE.start_main_~var_81_arg_1~0#1_15| (_ BitVec 32))) (let ((.cse101 (bvand (bvor (bvashr .cse12 |v_ULTIMATE.start_main_~var_81_arg_1~0#1_15|) (bvnot (bvlshr |c_ULTIMATE.start_main_~mask_SORT_6~0#1| |v_ULTIMATE.start_main_~var_81_arg_1~0#1_15|))) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|))) (let ((.cse100 (bvsrem (bvor .cse101 .cse5) .cse79))) (or (not (= |c_ULTIMATE.start_main_~var_77~0#1| (bvand (bvsdiv (bvor .cse100 .cse5) .cse3) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|))) (= (bvand .cse100 |c_ULTIMATE.start_main_~msb_SORT_6~0#1|) (_ bv0 32)) (= (bvand .cse101 |c_ULTIMATE.start_main_~msb_SORT_6~0#1|) (_ bv0 32))))))) .cse1)) .cse26) (or (and (or .cse1 (and (forall ((|v_ULTIMATE.start_main_~var_81_arg_1~0#1_15| (_ BitVec 32))) (let ((.cse103 (bvand (bvor (bvashr .cse12 |v_ULTIMATE.start_main_~var_81_arg_1~0#1_15|) (bvnot (bvlshr |c_ULTIMATE.start_main_~mask_SORT_6~0#1| |v_ULTIMATE.start_main_~var_81_arg_1~0#1_15|))) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|))) (let ((.cse102 (bvsrem (bvor .cse103 .cse5) .cse79))) (or (not (= |c_ULTIMATE.start_main_~var_77~0#1| (bvand (bvsdiv (bvand .cse102 |c_ULTIMATE.start_main_~mask_SORT_6~0#1|) .cse45) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|))) (= (bvand .cse103 |c_ULTIMATE.start_main_~msb_SORT_6~0#1|) (_ bv0 32)) (not (= (bvand .cse102 |c_ULTIMATE.start_main_~msb_SORT_6~0#1|) (_ bv0 32))))))) (forall ((|v_ULTIMATE.start_main_~var_81_arg_1~0#1_15| (_ BitVec 32))) (let ((.cse105 (bvand (bvor (bvashr .cse12 |v_ULTIMATE.start_main_~var_81_arg_1~0#1_15|) (bvnot (bvlshr |c_ULTIMATE.start_main_~mask_SORT_6~0#1| |v_ULTIMATE.start_main_~var_81_arg_1~0#1_15|))) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|))) (let ((.cse104 (bvsrem (bvor .cse105 .cse5) .cse79))) (or (= (bvand .cse104 |c_ULTIMATE.start_main_~msb_SORT_6~0#1|) (_ bv0 32)) (= (bvand .cse105 |c_ULTIMATE.start_main_~msb_SORT_6~0#1|) (_ bv0 32)) (not (= |c_ULTIMATE.start_main_~var_77~0#1| (bvand (bvsdiv (bvor .cse104 .cse5) .cse45) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|))))))))) (or .cse17 (and (forall ((|v_ULTIMATE.start_main_~var_81_arg_1~0#1_15| (_ BitVec 32))) (let ((.cse107 (bvand (bvor (bvashr .cse12 |v_ULTIMATE.start_main_~var_81_arg_1~0#1_15|) (bvnot (bvlshr |c_ULTIMATE.start_main_~mask_SORT_6~0#1| |v_ULTIMATE.start_main_~var_81_arg_1~0#1_15|))) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|))) (let ((.cse106 (bvsrem (bvor .cse107 .cse5) .cse79))) (or (= |c_ULTIMATE.start_main_~var_77~0#1| (bvand (bvsdiv (bvor .cse106 .cse5) .cse45) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|)) (= (bvand .cse106 |c_ULTIMATE.start_main_~msb_SORT_6~0#1|) (_ bv0 32)) (= (bvand .cse107 |c_ULTIMATE.start_main_~msb_SORT_6~0#1|) (_ bv0 32)))))) (forall ((|v_ULTIMATE.start_main_~var_81_arg_1~0#1_15| (_ BitVec 32))) (let ((.cse108 (bvand (bvor (bvashr .cse12 |v_ULTIMATE.start_main_~var_81_arg_1~0#1_15|) (bvnot (bvlshr |c_ULTIMATE.start_main_~mask_SORT_6~0#1| |v_ULTIMATE.start_main_~var_81_arg_1~0#1_15|))) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|))) (let ((.cse109 (bvsrem (bvor .cse108 .cse5) .cse79))) (or (= (bvand .cse108 |c_ULTIMATE.start_main_~msb_SORT_6~0#1|) (_ bv0 32)) (not (= (bvand .cse109 |c_ULTIMATE.start_main_~msb_SORT_6~0#1|) (_ bv0 32))) (= |c_ULTIMATE.start_main_~var_77~0#1| (bvand (bvsdiv (bvand .cse109 |c_ULTIMATE.start_main_~mask_SORT_6~0#1|) .cse45) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|))))))))) .cse60)) .cse9) (or .cse26 (and (or (and (or (forall ((|v_ULTIMATE.start_main_~var_81_arg_1~0#1_15| (_ BitVec 32))) (let ((.cse111 (bvand (bvashr .cse7 |v_ULTIMATE.start_main_~var_81_arg_1~0#1_15|) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|))) (let ((.cse110 (bvsrem (bvand .cse111 |c_ULTIMATE.start_main_~mask_SORT_6~0#1|) .cse79))) (or (= |c_ULTIMATE.start_main_~var_77~0#1| (bvand (bvsdiv (bvor .cse5 .cse110) .cse3) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|)) (not (= (bvand .cse111 |c_ULTIMATE.start_main_~msb_SORT_6~0#1|) (_ bv0 32))) (= (bvand |c_ULTIMATE.start_main_~msb_SORT_6~0#1| .cse110) (_ bv0 32)))))) .cse8) (or (forall ((|v_ULTIMATE.start_main_~var_81_arg_1~0#1_15| (_ BitVec 32))) (let ((.cse112 (bvand (bvor (bvashr .cse12 |v_ULTIMATE.start_main_~var_81_arg_1~0#1_15|) (bvnot (bvlshr |c_ULTIMATE.start_main_~mask_SORT_6~0#1| |v_ULTIMATE.start_main_~var_81_arg_1~0#1_15|))) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|))) (let ((.cse113 (bvsrem (bvand .cse112 |c_ULTIMATE.start_main_~mask_SORT_6~0#1|) .cse79))) (or (not (= (bvand .cse112 |c_ULTIMATE.start_main_~msb_SORT_6~0#1|) (_ bv0 32))) (not (= (bvand |c_ULTIMATE.start_main_~msb_SORT_6~0#1| .cse113) (_ bv0 32))) (= |c_ULTIMATE.start_main_~var_77~0#1| (bvand (bvsdiv (bvand |c_ULTIMATE.start_main_~mask_SORT_6~0#1| .cse113) .cse3) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|)))))) .cse9) (or (forall ((|v_ULTIMATE.start_main_~var_81_arg_1~0#1_15| (_ BitVec 32))) (let ((.cse115 (bvand (bvor (bvashr .cse12 |v_ULTIMATE.start_main_~var_81_arg_1~0#1_15|) (bvnot (bvlshr |c_ULTIMATE.start_main_~mask_SORT_6~0#1| |v_ULTIMATE.start_main_~var_81_arg_1~0#1_15|))) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|))) (let ((.cse114 (bvsrem (bvand .cse115 |c_ULTIMATE.start_main_~mask_SORT_6~0#1|) .cse79))) (or (= |c_ULTIMATE.start_main_~var_77~0#1| (bvand (bvsdiv (bvor .cse5 .cse114) .cse3) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|)) (not (= (bvand .cse115 |c_ULTIMATE.start_main_~msb_SORT_6~0#1|) (_ bv0 32))) (= (bvand |c_ULTIMATE.start_main_~msb_SORT_6~0#1| .cse114) (_ bv0 32)))))) .cse9) (or (forall ((|v_ULTIMATE.start_main_~var_81_arg_1~0#1_15| (_ BitVec 32))) (let ((.cse117 (bvand (bvashr .cse7 |v_ULTIMATE.start_main_~var_81_arg_1~0#1_15|) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|))) (let ((.cse116 (bvsrem (bvand .cse117 |c_ULTIMATE.start_main_~mask_SORT_6~0#1|) .cse79))) (or (= |c_ULTIMATE.start_main_~var_77~0#1| (bvand (bvsdiv (bvand .cse116 |c_ULTIMATE.start_main_~mask_SORT_6~0#1|) .cse3) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|)) (not (= (bvand .cse117 |c_ULTIMATE.start_main_~msb_SORT_6~0#1|) (_ bv0 32))) (not (= (bvand |c_ULTIMATE.start_main_~msb_SORT_6~0#1| .cse116) (_ bv0 32))))))) .cse8)) .cse17) (or .cse1 (and (or (forall ((|v_ULTIMATE.start_main_~var_81_arg_1~0#1_15| (_ BitVec 32))) (let ((.cse119 (bvand (bvashr .cse7 |v_ULTIMATE.start_main_~var_81_arg_1~0#1_15|) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|))) (let ((.cse118 (bvsrem (bvand .cse119 |c_ULTIMATE.start_main_~mask_SORT_6~0#1|) .cse79))) (or (not (= |c_ULTIMATE.start_main_~var_77~0#1| (bvand (bvsdiv (bvand .cse118 |c_ULTIMATE.start_main_~mask_SORT_6~0#1|) .cse3) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|))) (not (= (bvand .cse119 |c_ULTIMATE.start_main_~msb_SORT_6~0#1|) (_ bv0 32))) (not (= (bvand |c_ULTIMATE.start_main_~msb_SORT_6~0#1| .cse118) (_ bv0 32))))))) .cse8) (or .cse9 (forall ((|v_ULTIMATE.start_main_~var_81_arg_1~0#1_15| (_ BitVec 32))) (let ((.cse120 (bvand (bvor (bvashr .cse12 |v_ULTIMATE.start_main_~var_81_arg_1~0#1_15|) (bvnot (bvlshr |c_ULTIMATE.start_main_~mask_SORT_6~0#1| |v_ULTIMATE.start_main_~var_81_arg_1~0#1_15|))) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|))) (let ((.cse121 (bvsrem (bvand .cse120 |c_ULTIMATE.start_main_~mask_SORT_6~0#1|) .cse79))) (or (not (= (bvand .cse120 |c_ULTIMATE.start_main_~msb_SORT_6~0#1|) (_ bv0 32))) (not (= (bvand |c_ULTIMATE.start_main_~msb_SORT_6~0#1| .cse121) (_ bv0 32))) (not (= |c_ULTIMATE.start_main_~var_77~0#1| (bvand (bvsdiv (bvand |c_ULTIMATE.start_main_~mask_SORT_6~0#1| .cse121) .cse3) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|)))))))) (or (forall ((|v_ULTIMATE.start_main_~var_81_arg_1~0#1_15| (_ BitVec 32))) (let ((.cse123 (bvand (bvashr .cse7 |v_ULTIMATE.start_main_~var_81_arg_1~0#1_15|) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|))) (let ((.cse122 (bvsrem (bvand .cse123 |c_ULTIMATE.start_main_~mask_SORT_6~0#1|) .cse79))) (or (not (= |c_ULTIMATE.start_main_~var_77~0#1| (bvand (bvsdiv (bvor .cse5 .cse122) .cse3) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|))) (not (= (bvand .cse123 |c_ULTIMATE.start_main_~msb_SORT_6~0#1|) (_ bv0 32))) (= (bvand |c_ULTIMATE.start_main_~msb_SORT_6~0#1| .cse122) (_ bv0 32)))))) .cse8) (or .cse9 (forall ((|v_ULTIMATE.start_main_~var_81_arg_1~0#1_15| (_ BitVec 32))) (let ((.cse124 (bvand (bvor (bvashr .cse12 |v_ULTIMATE.start_main_~var_81_arg_1~0#1_15|) (bvnot (bvlshr |c_ULTIMATE.start_main_~mask_SORT_6~0#1| |v_ULTIMATE.start_main_~var_81_arg_1~0#1_15|))) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|))) (let ((.cse125 (bvsrem (bvand .cse124 |c_ULTIMATE.start_main_~mask_SORT_6~0#1|) .cse79))) (or (not (= (bvand .cse124 |c_ULTIMATE.start_main_~msb_SORT_6~0#1|) (_ bv0 32))) (not (= |c_ULTIMATE.start_main_~var_77~0#1| (bvand (bvsdiv (bvor .cse5 .cse125) .cse3) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|))) (= (bvand |c_ULTIMATE.start_main_~msb_SORT_6~0#1| .cse125) (_ bv0 32))))))))))) (or .cse60 (and (or (and (or (forall ((|v_ULTIMATE.start_main_~var_81_arg_1~0#1_15| (_ BitVec 32))) (let ((.cse126 (bvand (bvor (bvashr .cse12 |v_ULTIMATE.start_main_~var_81_arg_1~0#1_15|) (bvnot (bvlshr |c_ULTIMATE.start_main_~mask_SORT_6~0#1| |v_ULTIMATE.start_main_~var_81_arg_1~0#1_15|))) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|))) (let ((.cse127 (bvsrem (bvand .cse126 |c_ULTIMATE.start_main_~mask_SORT_6~0#1|) .cse79))) (or (not (= (bvand .cse126 |c_ULTIMATE.start_main_~msb_SORT_6~0#1|) (_ bv0 32))) (not (= (bvand |c_ULTIMATE.start_main_~msb_SORT_6~0#1| .cse127) (_ bv0 32))) (not (= |c_ULTIMATE.start_main_~var_77~0#1| (bvand (bvsdiv (bvand |c_ULTIMATE.start_main_~mask_SORT_6~0#1| .cse127) .cse45) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|))))))) .cse9) (or (forall ((|v_ULTIMATE.start_main_~var_81_arg_1~0#1_15| (_ BitVec 32))) (let ((.cse129 (bvand (bvashr .cse7 |v_ULTIMATE.start_main_~var_81_arg_1~0#1_15|) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|))) (let ((.cse128 (bvsrem (bvand .cse129 |c_ULTIMATE.start_main_~mask_SORT_6~0#1|) .cse79))) (or (not (= |c_ULTIMATE.start_main_~var_77~0#1| (bvand (bvsdiv (bvor .cse5 .cse128) .cse45) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|))) (not (= (bvand .cse129 |c_ULTIMATE.start_main_~msb_SORT_6~0#1|) (_ bv0 32))) (= (bvand |c_ULTIMATE.start_main_~msb_SORT_6~0#1| .cse128) (_ bv0 32)))))) .cse8) (or .cse9 (forall ((|v_ULTIMATE.start_main_~var_81_arg_1~0#1_15| (_ BitVec 32))) (let ((.cse131 (bvand (bvor (bvashr .cse12 |v_ULTIMATE.start_main_~var_81_arg_1~0#1_15|) (bvnot (bvlshr |c_ULTIMATE.start_main_~mask_SORT_6~0#1| |v_ULTIMATE.start_main_~var_81_arg_1~0#1_15|))) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|))) (let ((.cse130 (bvsrem (bvand .cse131 |c_ULTIMATE.start_main_~mask_SORT_6~0#1|) .cse79))) (or (not (= |c_ULTIMATE.start_main_~var_77~0#1| (bvand (bvsdiv (bvor .cse5 .cse130) .cse45) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|))) (not (= (bvand .cse131 |c_ULTIMATE.start_main_~msb_SORT_6~0#1|) (_ bv0 32))) (= (bvand |c_ULTIMATE.start_main_~msb_SORT_6~0#1| .cse130) (_ bv0 32))))))) (or (forall ((|v_ULTIMATE.start_main_~var_81_arg_1~0#1_15| (_ BitVec 32))) (let ((.cse133 (bvand (bvashr .cse7 |v_ULTIMATE.start_main_~var_81_arg_1~0#1_15|) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|))) (let ((.cse132 (bvsrem (bvand .cse133 |c_ULTIMATE.start_main_~mask_SORT_6~0#1|) .cse79))) (or (not (= |c_ULTIMATE.start_main_~var_77~0#1| (bvand |c_ULTIMATE.start_main_~mask_SORT_6~0#1| (bvsdiv (bvand .cse132 |c_ULTIMATE.start_main_~mask_SORT_6~0#1|) .cse45)))) (not (= (bvand .cse133 |c_ULTIMATE.start_main_~msb_SORT_6~0#1|) (_ bv0 32))) (not (= (bvand |c_ULTIMATE.start_main_~msb_SORT_6~0#1| .cse132) (_ bv0 32))))))) .cse8)) .cse1) (or .cse17 (and (or (forall ((|v_ULTIMATE.start_main_~var_81_arg_1~0#1_15| (_ BitVec 32))) (let ((.cse135 (bvand (bvashr .cse7 |v_ULTIMATE.start_main_~var_81_arg_1~0#1_15|) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|))) (let ((.cse134 (bvsrem (bvand .cse135 |c_ULTIMATE.start_main_~mask_SORT_6~0#1|) .cse79))) (or (= |c_ULTIMATE.start_main_~var_77~0#1| (bvand (bvsdiv (bvor .cse5 .cse134) .cse45) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|)) (not (= (bvand .cse135 |c_ULTIMATE.start_main_~msb_SORT_6~0#1|) (_ bv0 32))) (= (bvand |c_ULTIMATE.start_main_~msb_SORT_6~0#1| .cse134) (_ bv0 32)))))) .cse8) (or (forall ((|v_ULTIMATE.start_main_~var_81_arg_1~0#1_15| (_ BitVec 32))) (let ((.cse137 (bvand (bvor (bvashr .cse12 |v_ULTIMATE.start_main_~var_81_arg_1~0#1_15|) (bvnot (bvlshr |c_ULTIMATE.start_main_~mask_SORT_6~0#1| |v_ULTIMATE.start_main_~var_81_arg_1~0#1_15|))) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|))) (let ((.cse136 (bvsrem (bvand .cse137 |c_ULTIMATE.start_main_~mask_SORT_6~0#1|) .cse79))) (or (= |c_ULTIMATE.start_main_~var_77~0#1| (bvand (bvsdiv (bvand |c_ULTIMATE.start_main_~mask_SORT_6~0#1| .cse136) .cse45) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|)) (not (= (bvand .cse137 |c_ULTIMATE.start_main_~msb_SORT_6~0#1|) (_ bv0 32))) (not (= (bvand |c_ULTIMATE.start_main_~msb_SORT_6~0#1| .cse136) (_ bv0 32))))))) .cse9) (or (forall ((|v_ULTIMATE.start_main_~var_81_arg_1~0#1_15| (_ BitVec 32))) (let ((.cse139 (bvand (bvashr .cse7 |v_ULTIMATE.start_main_~var_81_arg_1~0#1_15|) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|))) (let ((.cse138 (bvsrem (bvand .cse139 |c_ULTIMATE.start_main_~mask_SORT_6~0#1|) .cse79))) (or (= |c_ULTIMATE.start_main_~var_77~0#1| (bvand |c_ULTIMATE.start_main_~mask_SORT_6~0#1| (bvsdiv (bvand .cse138 |c_ULTIMATE.start_main_~mask_SORT_6~0#1|) .cse45))) (not (= (bvand .cse139 |c_ULTIMATE.start_main_~msb_SORT_6~0#1|) (_ bv0 32))) (not (= (bvand |c_ULTIMATE.start_main_~msb_SORT_6~0#1| .cse138) (_ bv0 32))))))) .cse8) (or .cse9 (forall ((|v_ULTIMATE.start_main_~var_81_arg_1~0#1_15| (_ BitVec 32))) (let ((.cse140 (bvand (bvor (bvashr .cse12 |v_ULTIMATE.start_main_~var_81_arg_1~0#1_15|) (bvnot (bvlshr |c_ULTIMATE.start_main_~mask_SORT_6~0#1| |v_ULTIMATE.start_main_~var_81_arg_1~0#1_15|))) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|))) (let ((.cse141 (bvsrem (bvand .cse140 |c_ULTIMATE.start_main_~mask_SORT_6~0#1|) .cse79))) (or (not (= (bvand .cse140 |c_ULTIMATE.start_main_~msb_SORT_6~0#1|) (_ bv0 32))) (= |c_ULTIMATE.start_main_~var_77~0#1| (bvand (bvsdiv (bvor .cse5 .cse141) .cse45) |c_ULTIMATE.start_main_~mask_SORT_6~0#1|)) (= (bvand |c_ULTIMATE.start_main_~msb_SORT_6~0#1| .cse141) (_ bv0 32))))))))))))) .cse0))))) is different from true