./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-50.i --full-output --architecture 32bit -------------------------------------------------------------------------------- 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_45e2d138-225e-44c4-a4dc-55cb72b748d4/bin/uautomizer-verify-VRDe98Ueme/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45e2d138-225e-44c4-a4dc-55cb72b748d4/bin/uautomizer-verify-VRDe98Ueme/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45e2d138-225e-44c4-a4dc-55cb72b748d4/bin/uautomizer-verify-VRDe98Ueme/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45e2d138-225e-44c4-a4dc-55cb72b748d4/bin/uautomizer-verify-VRDe98Ueme/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-50.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45e2d138-225e-44c4-a4dc-55cb72b748d4/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45e2d138-225e-44c4-a4dc-55cb72b748d4/bin/uautomizer-verify-VRDe98Ueme --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash dc7b01a2a7c989275ee332c4df25904527cd5d9a922607559c6a4e85b8c49683 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-26 10:48:03,097 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-26 10:48:03,241 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45e2d138-225e-44c4-a4dc-55cb72b748d4/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-26 10:48:03,252 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-26 10:48:03,253 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-26 10:48:03,308 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-26 10:48:03,309 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-26 10:48:03,309 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-26 10:48:03,311 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-26 10:48:03,317 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-26 10:48:03,317 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-26 10:48:03,319 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-26 10:48:03,320 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-26 10:48:03,322 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-26 10:48:03,322 INFO L153 SettingsManager]: * Use SBE=true [2023-11-26 10:48:03,323 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-26 10:48:03,323 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-26 10:48:03,324 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-26 10:48:03,324 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-26 10:48:03,325 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-26 10:48:03,325 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-26 10:48:03,326 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-26 10:48:03,327 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-26 10:48:03,327 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-26 10:48:03,328 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-26 10:48:03,328 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-26 10:48:03,329 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-26 10:48:03,330 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-26 10:48:03,331 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-26 10:48:03,331 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-26 10:48:03,333 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-26 10:48:03,333 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 10:48:03,334 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-26 10:48:03,334 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-26 10:48:03,334 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-26 10:48:03,335 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-26 10:48:03,335 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-26 10:48:03,335 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-26 10:48:03,336 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-26 10:48:03,336 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-26 10:48:03,336 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-26 10:48:03,337 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-26 10:48:03,337 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_45e2d138-225e-44c4-a4dc-55cb72b748d4/bin/uautomizer-verify-VRDe98Ueme/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45e2d138-225e-44c4-a4dc-55cb72b748d4/bin/uautomizer-verify-VRDe98Ueme Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dc7b01a2a7c989275ee332c4df25904527cd5d9a922607559c6a4e85b8c49683 [2023-11-26 10:48:03,672 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-26 10:48:03,713 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-26 10:48:03,716 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-26 10:48:03,718 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-26 10:48:03,719 INFO L274 PluginConnector]: CDTParser initialized [2023-11-26 10:48:03,720 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45e2d138-225e-44c4-a4dc-55cb72b748d4/bin/uautomizer-verify-VRDe98Ueme/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-50.i [2023-11-26 10:48:06,984 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-26 10:48:07,357 INFO L384 CDTParser]: Found 1 translation units. [2023-11-26 10:48:07,358 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45e2d138-225e-44c4-a4dc-55cb72b748d4/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-50.i [2023-11-26 10:48:07,372 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45e2d138-225e-44c4-a4dc-55cb72b748d4/bin/uautomizer-verify-VRDe98Ueme/data/fda2e88e3/b720a54d27e44dbe910e08d22a05875d/FLAG96a5d50c7 [2023-11-26 10:48:07,394 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45e2d138-225e-44c4-a4dc-55cb72b748d4/bin/uautomizer-verify-VRDe98Ueme/data/fda2e88e3/b720a54d27e44dbe910e08d22a05875d [2023-11-26 10:48:07,397 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-26 10:48:07,402 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-26 10:48:07,408 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-26 10:48:07,408 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-26 10:48:07,415 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-26 10:48:07,416 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 10:48:07" (1/1) ... [2023-11-26 10:48:07,418 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68326de8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:48:07, skipping insertion in model container [2023-11-26 10:48:07,418 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 10:48:07" (1/1) ... [2023-11-26 10:48:07,506 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-26 10:48:07,778 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_45e2d138-225e-44c4-a4dc-55cb72b748d4/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-50.i[919,932] [2023-11-26 10:48:07,908 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 10:48:07,927 INFO L202 MainTranslator]: Completed pre-run [2023-11-26 10:48:07,950 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_45e2d138-225e-44c4-a4dc-55cb72b748d4/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-50.i[919,932] [2023-11-26 10:48:08,062 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 10:48:08,084 INFO L206 MainTranslator]: Completed translation [2023-11-26 10:48:08,085 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:48:08 WrapperNode [2023-11-26 10:48:08,085 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-26 10:48:08,086 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-26 10:48:08,087 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-26 10:48:08,087 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-26 10:48:08,096 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:48:08" (1/1) ... [2023-11-26 10:48:08,113 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:48:08" (1/1) ... [2023-11-26 10:48:08,216 INFO L138 Inliner]: procedures = 26, calls = 37, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 208 [2023-11-26 10:48:08,217 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-26 10:48:08,218 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-26 10:48:08,218 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-26 10:48:08,218 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-26 10:48:08,234 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:48:08" (1/1) ... [2023-11-26 10:48:08,235 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:48:08" (1/1) ... [2023-11-26 10:48:08,241 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:48:08" (1/1) ... [2023-11-26 10:48:08,270 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]. [2023-11-26 10:48:08,271 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:48:08" (1/1) ... [2023-11-26 10:48:08,271 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:48:08" (1/1) ... [2023-11-26 10:48:08,292 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:48:08" (1/1) ... [2023-11-26 10:48:08,306 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:48:08" (1/1) ... [2023-11-26 10:48:08,310 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:48:08" (1/1) ... [2023-11-26 10:48:08,315 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:48:08" (1/1) ... [2023-11-26 10:48:08,323 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-26 10:48:08,324 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-26 10:48:08,324 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-26 10:48:08,324 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-26 10:48:08,325 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:48:08" (1/1) ... [2023-11-26 10:48:08,335 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 10:48:08,356 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45e2d138-225e-44c4-a4dc-55cb72b748d4/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:48:08,382 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45e2d138-225e-44c4-a4dc-55cb72b748d4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-26 10:48:08,408 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45e2d138-225e-44c4-a4dc-55cb72b748d4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-26 10:48:08,436 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-26 10:48:08,437 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-26 10:48:08,439 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-26 10:48:08,439 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-26 10:48:08,439 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-26 10:48:08,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-26 10:48:08,618 INFO L241 CfgBuilder]: Building ICFG [2023-11-26 10:48:08,625 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-26 10:48:09,192 INFO L282 CfgBuilder]: Performing block encoding [2023-11-26 10:48:09,286 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-26 10:48:09,291 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-26 10:48:09,292 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 10:48:09 BoogieIcfgContainer [2023-11-26 10:48:09,293 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-26 10:48:09,297 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-26 10:48:09,297 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-26 10:48:09,302 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-26 10:48:09,302 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 10:48:07" (1/3) ... [2023-11-26 10:48:09,303 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@730f906b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 10:48:09, skipping insertion in model container [2023-11-26 10:48:09,305 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:48:08" (2/3) ... [2023-11-26 10:48:09,307 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@730f906b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 10:48:09, skipping insertion in model container [2023-11-26 10:48:09,307 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 10:48:09" (3/3) ... [2023-11-26 10:48:09,310 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-50.i [2023-11-26 10:48:09,335 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-26 10:48:09,336 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-26 10:48:09,413 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-26 10:48:09,426 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;@7c8b6623, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-26 10:48:09,426 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-26 10:48:09,433 INFO L276 IsEmpty]: Start isEmpty. Operand has 82 states, 55 states have (on average 1.490909090909091) internal successors, (82), 56 states have internal predecessors, (82), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2023-11-26 10:48:09,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2023-11-26 10:48:09,455 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 10:48:09,456 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 10:48:09,457 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 10:48:09,463 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:48:09,464 INFO L85 PathProgramCache]: Analyzing trace with hash -1486536378, now seen corresponding path program 1 times [2023-11-26 10:48:09,476 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:48:09,477 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [644817645] [2023-11-26 10:48:09,477 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:48:09,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:48:09,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:48:09,939 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 10:48:09,939 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [644817645] [2023-11-26 10:48:09,940 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-26 10:48:09,940 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [786426369] [2023-11-26 10:48:09,941 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:48:09,941 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 10:48:09,941 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45e2d138-225e-44c4-a4dc-55cb72b748d4/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:48:09,953 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45e2d138-225e-44c4-a4dc-55cb72b748d4/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 10:48:09,988 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45e2d138-225e-44c4-a4dc-55cb72b748d4/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-26 10:48:10,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:48:10,233 INFO L262 TraceCheckSpWp]: Trace formula consists of 389 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-26 10:48:10,252 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:48:10,321 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 1058 trivial. 0 not checked. [2023-11-26 10:48:10,322 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 10:48:10,323 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [786426369] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 10:48:10,323 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 10:48:10,324 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 10:48:10,326 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2120816094] [2023-11-26 10:48:10,327 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 10:48:10,334 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-26 10:48:10,335 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 10:48:10,378 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-26 10:48:10,379 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-26 10:48:10,383 INFO L87 Difference]: Start difference. First operand has 82 states, 55 states have (on average 1.490909090909091) internal successors, (82), 56 states have internal predecessors, (82), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) Second operand has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 2 states have call successors, (24) [2023-11-26 10:48:10,444 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:48:10,444 INFO L93 Difference]: Finished difference Result 161 states and 282 transitions. [2023-11-26 10:48:10,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-26 10:48:10,448 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 2 states have call successors, (24) Word has length 161 [2023-11-26 10:48:10,449 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 10:48:10,464 INFO L225 Difference]: With dead ends: 161 [2023-11-26 10:48:10,465 INFO L226 Difference]: Without dead ends: 80 [2023-11-26 10:48:10,471 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 160 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-26 10:48:10,476 INFO L413 NwaCegarLoop]: 121 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 121 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-26 10:48:10,479 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 121 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-26 10:48:10,501 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2023-11-26 10:48:10,544 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 80. [2023-11-26 10:48:10,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 80 states, 54 states have (on average 1.4074074074074074) internal successors, (76), 54 states have internal predecessors, (76), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2023-11-26 10:48:10,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 124 transitions. [2023-11-26 10:48:10,560 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 124 transitions. Word has length 161 [2023-11-26 10:48:10,560 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 10:48:10,561 INFO L495 AbstractCegarLoop]: Abstraction has 80 states and 124 transitions. [2023-11-26 10:48:10,562 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 2 states have call successors, (24) [2023-11-26 10:48:10,562 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 124 transitions. [2023-11-26 10:48:10,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2023-11-26 10:48:10,571 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 10:48:10,572 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 10:48:10,580 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45e2d138-225e-44c4-a4dc-55cb72b748d4/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-26 10:48:10,772 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45e2d138-225e-44c4-a4dc-55cb72b748d4/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-26 10:48:10,773 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 10:48:10,773 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:48:10,774 INFO L85 PathProgramCache]: Analyzing trace with hash -1926748926, now seen corresponding path program 1 times [2023-11-26 10:48:10,774 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:48:10,774 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1930939299] [2023-11-26 10:48:10,774 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:48:10,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:48:10,912 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 10:48:10,913 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1257994915] [2023-11-26 10:48:10,913 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:48:10,913 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 10:48:10,914 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45e2d138-225e-44c4-a4dc-55cb72b748d4/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:48:10,916 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45e2d138-225e-44c4-a4dc-55cb72b748d4/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 10:48:10,938 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45e2d138-225e-44c4-a4dc-55cb72b748d4/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-26 10:48:11,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:48:11,138 INFO L262 TraceCheckSpWp]: Trace formula consists of 389 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-26 10:48:11,174 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:48:11,216 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2023-11-26 10:48:11,216 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 10:48:11,217 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 10:48:11,217 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1930939299] [2023-11-26 10:48:11,217 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-26 10:48:11,217 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1257994915] [2023-11-26 10:48:11,218 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1257994915] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 10:48:11,218 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 10:48:11,218 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-26 10:48:11,219 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [863581809] [2023-11-26 10:48:11,219 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 10:48:11,220 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 10:48:11,221 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 10:48:11,222 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 10:48:11,222 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 10:48:11,223 INFO L87 Difference]: Start difference. First operand 80 states and 124 transitions. Second operand has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2023-11-26 10:48:11,280 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:48:11,284 INFO L93 Difference]: Finished difference Result 160 states and 249 transitions. [2023-11-26 10:48:11,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 10:48:11,285 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) Word has length 161 [2023-11-26 10:48:11,287 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 10:48:11,292 INFO L225 Difference]: With dead ends: 160 [2023-11-26 10:48:11,292 INFO L226 Difference]: Without dead ends: 81 [2023-11-26 10:48:11,294 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 159 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 10:48:11,296 INFO L413 NwaCegarLoop]: 120 mSDtfsCounter, 0 mSDsluCounter, 114 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 234 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-26 10:48:11,297 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 234 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-26 10:48:11,298 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states. [2023-11-26 10:48:11,311 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 81. [2023-11-26 10:48:11,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 81 states, 55 states have (on average 1.4) internal successors, (77), 55 states have internal predecessors, (77), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2023-11-26 10:48:11,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 125 transitions. [2023-11-26 10:48:11,314 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 125 transitions. Word has length 161 [2023-11-26 10:48:11,316 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 10:48:11,317 INFO L495 AbstractCegarLoop]: Abstraction has 81 states and 125 transitions. [2023-11-26 10:48:11,317 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2023-11-26 10:48:11,317 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 125 transitions. [2023-11-26 10:48:11,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2023-11-26 10:48:11,322 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 10:48:11,322 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 10:48:11,336 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45e2d138-225e-44c4-a4dc-55cb72b748d4/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-26 10:48:11,529 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45e2d138-225e-44c4-a4dc-55cb72b748d4/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 10:48:11,530 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 10:48:11,530 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:48:11,531 INFO L85 PathProgramCache]: Analyzing trace with hash 390448419, now seen corresponding path program 1 times [2023-11-26 10:48:11,531 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:48:11,532 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [918286884] [2023-11-26 10:48:11,532 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:48:11,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:48:11,626 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 10:48:11,629 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [792455379] [2023-11-26 10:48:11,630 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:48:11,631 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 10:48:11,631 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45e2d138-225e-44c4-a4dc-55cb72b748d4/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:48:11,633 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45e2d138-225e-44c4-a4dc-55cb72b748d4/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 10:48:11,668 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45e2d138-225e-44c4-a4dc-55cb72b748d4/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-26 10:48:11,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:48:11,844 INFO L262 TraceCheckSpWp]: Trace formula consists of 391 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-26 10:48:11,855 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:48:11,982 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2023-11-26 10:48:11,982 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 10:48:11,982 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 10:48:11,983 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [918286884] [2023-11-26 10:48:11,983 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-26 10:48:11,983 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [792455379] [2023-11-26 10:48:11,983 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [792455379] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 10:48:11,984 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 10:48:11,984 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-26 10:48:11,984 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1508427892] [2023-11-26 10:48:11,984 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 10:48:11,985 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-26 10:48:11,986 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 10:48:11,987 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-26 10:48:11,987 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-26 10:48:11,987 INFO L87 Difference]: Start difference. First operand 81 states and 125 transitions. Second operand has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2023-11-26 10:48:12,232 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:48:12,232 INFO L93 Difference]: Finished difference Result 240 states and 371 transitions. [2023-11-26 10:48:12,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-26 10:48:12,233 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) Word has length 162 [2023-11-26 10:48:12,235 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 10:48:12,237 INFO L225 Difference]: With dead ends: 240 [2023-11-26 10:48:12,237 INFO L226 Difference]: Without dead ends: 160 [2023-11-26 10:48:12,238 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 162 GetRequests, 159 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-26 10:48:12,240 INFO L413 NwaCegarLoop]: 187 mSDtfsCounter, 156 mSDsluCounter, 245 mSDsCounter, 0 mSdLazyCounter, 84 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 156 SdHoareTripleChecker+Valid, 432 SdHoareTripleChecker+Invalid, 84 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 84 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-26 10:48:12,241 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [156 Valid, 432 Invalid, 84 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 84 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-26 10:48:12,242 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 160 states. [2023-11-26 10:48:12,257 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 160 to 85. [2023-11-26 10:48:12,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 85 states, 59 states have (on average 1.3898305084745763) internal successors, (82), 59 states have internal predecessors, (82), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2023-11-26 10:48:12,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 130 transitions. [2023-11-26 10:48:12,260 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 130 transitions. Word has length 162 [2023-11-26 10:48:12,261 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 10:48:12,261 INFO L495 AbstractCegarLoop]: Abstraction has 85 states and 130 transitions. [2023-11-26 10:48:12,262 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2023-11-26 10:48:12,262 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 130 transitions. [2023-11-26 10:48:12,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2023-11-26 10:48:12,265 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 10:48:12,266 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 10:48:12,279 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45e2d138-225e-44c4-a4dc-55cb72b748d4/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-11-26 10:48:12,479 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45e2d138-225e-44c4-a4dc-55cb72b748d4/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 10:48:12,479 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 10:48:12,480 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:48:12,480 INFO L85 PathProgramCache]: Analyzing trace with hash -1603696287, now seen corresponding path program 1 times [2023-11-26 10:48:12,480 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:48:12,481 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [913844657] [2023-11-26 10:48:12,481 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:48:12,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:48:12,530 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 10:48:12,530 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [651985803] [2023-11-26 10:48:12,530 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:48:12,531 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 10:48:12,531 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45e2d138-225e-44c4-a4dc-55cb72b748d4/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:48:12,532 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45e2d138-225e-44c4-a4dc-55cb72b748d4/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 10:48:12,588 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45e2d138-225e-44c4-a4dc-55cb72b748d4/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-26 10:48:12,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:48:12,812 INFO L262 TraceCheckSpWp]: Trace formula consists of 391 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-26 10:48:12,818 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:48:13,413 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 492 proven. 48 refuted. 0 times theorem prover too weak. 564 trivial. 0 not checked. [2023-11-26 10:48:13,414 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-26 10:48:13,734 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 21 proven. 48 refuted. 0 times theorem prover too weak. 1035 trivial. 0 not checked. [2023-11-26 10:48:13,734 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 10:48:13,734 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [913844657] [2023-11-26 10:48:13,735 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-26 10:48:13,735 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [651985803] [2023-11-26 10:48:13,735 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [651985803] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-26 10:48:13,735 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-26 10:48:13,736 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2023-11-26 10:48:13,736 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1217003484] [2023-11-26 10:48:13,736 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-26 10:48:13,738 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-26 10:48:13,738 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 10:48:13,739 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-26 10:48:13,740 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2023-11-26 10:48:13,740 INFO L87 Difference]: Start difference. First operand 85 states and 130 transitions. Second operand has 10 states, 9 states have (on average 8.777777777777779) internal successors, (79), 10 states have internal predecessors, (79), 5 states have call successors, (41), 3 states have call predecessors, (41), 4 states have return successors, (41), 3 states have call predecessors, (41), 5 states have call successors, (41) [2023-11-26 10:48:14,052 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:48:14,052 INFO L93 Difference]: Finished difference Result 175 states and 264 transitions. [2023-11-26 10:48:14,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-26 10:48:14,053 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 8.777777777777779) internal successors, (79), 10 states have internal predecessors, (79), 5 states have call successors, (41), 3 states have call predecessors, (41), 4 states have return successors, (41), 3 states have call predecessors, (41), 5 states have call successors, (41) Word has length 162 [2023-11-26 10:48:14,054 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 10:48:14,056 INFO L225 Difference]: With dead ends: 175 [2023-11-26 10:48:14,056 INFO L226 Difference]: Without dead ends: 91 [2023-11-26 10:48:14,057 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 326 GetRequests, 314 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=73, Invalid=109, Unknown=0, NotChecked=0, Total=182 [2023-11-26 10:48:14,058 INFO L413 NwaCegarLoop]: 83 mSDtfsCounter, 57 mSDsluCounter, 116 mSDsCounter, 0 mSdLazyCounter, 166 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 64 SdHoareTripleChecker+Valid, 199 SdHoareTripleChecker+Invalid, 175 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 166 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-26 10:48:14,059 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [64 Valid, 199 Invalid, 175 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 166 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-26 10:48:14,060 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2023-11-26 10:48:14,073 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 89. [2023-11-26 10:48:14,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 89 states, 62 states have (on average 1.3225806451612903) internal successors, (82), 62 states have internal predecessors, (82), 24 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2023-11-26 10:48:14,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 130 transitions. [2023-11-26 10:48:14,076 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 130 transitions. Word has length 162 [2023-11-26 10:48:14,077 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 10:48:14,077 INFO L495 AbstractCegarLoop]: Abstraction has 89 states and 130 transitions. [2023-11-26 10:48:14,077 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 8.777777777777779) internal successors, (79), 10 states have internal predecessors, (79), 5 states have call successors, (41), 3 states have call predecessors, (41), 4 states have return successors, (41), 3 states have call predecessors, (41), 5 states have call successors, (41) [2023-11-26 10:48:14,078 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 130 transitions. [2023-11-26 10:48:14,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2023-11-26 10:48:14,080 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 10:48:14,081 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 10:48:14,089 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45e2d138-225e-44c4-a4dc-55cb72b748d4/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-11-26 10:48:14,288 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45e2d138-225e-44c4-a4dc-55cb72b748d4/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 10:48:14,288 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 10:48:14,289 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:48:14,289 INFO L85 PathProgramCache]: Analyzing trace with hash -1049262852, now seen corresponding path program 1 times [2023-11-26 10:48:14,289 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:48:14,289 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1121529399] [2023-11-26 10:48:14,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:48:14,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:48:14,357 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 10:48:14,357 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [84463956] [2023-11-26 10:48:14,358 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:48:14,358 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 10:48:14,358 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45e2d138-225e-44c4-a4dc-55cb72b748d4/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:48:14,359 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45e2d138-225e-44c4-a4dc-55cb72b748d4/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 10:48:14,369 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45e2d138-225e-44c4-a4dc-55cb72b748d4/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-26 10:48:14,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:48:14,579 INFO L262 TraceCheckSpWp]: Trace formula consists of 392 conjuncts, 26 conjunts are in the unsatisfiable core [2023-11-26 10:48:14,586 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:48:15,712 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 703 proven. 96 refuted. 0 times theorem prover too weak. 305 trivial. 0 not checked. [2023-11-26 10:48:15,713 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-26 10:48:17,113 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 93 proven. 105 refuted. 0 times theorem prover too weak. 906 trivial. 0 not checked. [2023-11-26 10:48:17,114 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 10:48:17,114 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1121529399] [2023-11-26 10:48:17,114 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-26 10:48:17,114 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [84463956] [2023-11-26 10:48:17,114 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [84463956] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-26 10:48:17,115 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-26 10:48:17,115 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 17] total 31 [2023-11-26 10:48:17,115 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [281137102] [2023-11-26 10:48:17,115 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-26 10:48:17,116 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 31 states [2023-11-26 10:48:17,116 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 10:48:17,118 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2023-11-26 10:48:17,119 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=237, Invalid=693, Unknown=0, NotChecked=0, Total=930 [2023-11-26 10:48:17,119 INFO L87 Difference]: Start difference. First operand 89 states and 130 transitions. Second operand has 31 states, 30 states have (on average 3.2) internal successors, (96), 29 states have internal predecessors, (96), 7 states have call successors, (40), 4 states have call predecessors, (40), 9 states have return successors, (41), 7 states have call predecessors, (41), 7 states have call successors, (41) [2023-11-26 10:48:20,966 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:48:20,966 INFO L93 Difference]: Finished difference Result 436 states and 609 transitions. [2023-11-26 10:48:20,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2023-11-26 10:48:20,967 INFO L78 Accepts]: Start accepts. Automaton has has 31 states, 30 states have (on average 3.2) internal successors, (96), 29 states have internal predecessors, (96), 7 states have call successors, (40), 4 states have call predecessors, (40), 9 states have return successors, (41), 7 states have call predecessors, (41), 7 states have call successors, (41) Word has length 163 [2023-11-26 10:48:20,968 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 10:48:20,971 INFO L225 Difference]: With dead ends: 436 [2023-11-26 10:48:20,971 INFO L226 Difference]: Without dead ends: 348 [2023-11-26 10:48:20,975 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 374 GetRequests, 302 SyntacticMatches, 0 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1506 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=1528, Invalid=3874, Unknown=0, NotChecked=0, Total=5402 [2023-11-26 10:48:20,977 INFO L413 NwaCegarLoop]: 79 mSDtfsCounter, 1999 mSDsluCounter, 508 mSDsCounter, 0 mSdLazyCounter, 1118 mSolverCounterSat, 597 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1999 SdHoareTripleChecker+Valid, 587 SdHoareTripleChecker+Invalid, 1715 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 597 IncrementalHoareTripleChecker+Valid, 1118 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2023-11-26 10:48:20,980 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1999 Valid, 587 Invalid, 1715 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [597 Valid, 1118 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2023-11-26 10:48:20,983 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 348 states. [2023-11-26 10:48:21,050 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 348 to 201. [2023-11-26 10:48:21,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 201 states, 151 states have (on average 1.3178807947019868) internal successors, (199), 152 states have internal predecessors, (199), 40 states have call successors, (40), 9 states have call predecessors, (40), 9 states have return successors, (40), 39 states have call predecessors, (40), 40 states have call successors, (40) [2023-11-26 10:48:21,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 201 states and 279 transitions. [2023-11-26 10:48:21,055 INFO L78 Accepts]: Start accepts. Automaton has 201 states and 279 transitions. Word has length 163 [2023-11-26 10:48:21,057 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 10:48:21,057 INFO L495 AbstractCegarLoop]: Abstraction has 201 states and 279 transitions. [2023-11-26 10:48:21,058 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 31 states, 30 states have (on average 3.2) internal successors, (96), 29 states have internal predecessors, (96), 7 states have call successors, (40), 4 states have call predecessors, (40), 9 states have return successors, (41), 7 states have call predecessors, (41), 7 states have call successors, (41) [2023-11-26 10:48:21,058 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 279 transitions. [2023-11-26 10:48:21,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2023-11-26 10:48:21,068 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 10:48:21,069 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 10:48:21,076 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45e2d138-225e-44c4-a4dc-55cb72b748d4/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-11-26 10:48:21,275 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45e2d138-225e-44c4-a4dc-55cb72b748d4/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 10:48:21,276 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 10:48:21,276 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:48:21,276 INFO L85 PathProgramCache]: Analyzing trace with hash -90032836, now seen corresponding path program 1 times [2023-11-26 10:48:21,277 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:48:21,277 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [198089369] [2023-11-26 10:48:21,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:48:21,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:48:21,336 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 10:48:21,342 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [871237077] [2023-11-26 10:48:21,343 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:48:21,343 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 10:48:21,343 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45e2d138-225e-44c4-a4dc-55cb72b748d4/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:48:21,344 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45e2d138-225e-44c4-a4dc-55cb72b748d4/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 10:48:21,364 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45e2d138-225e-44c4-a4dc-55cb72b748d4/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-26 10:48:21,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:48:21,960 INFO L262 TraceCheckSpWp]: Trace formula consists of 389 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-26 10:48:21,965 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:48:22,237 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 491 proven. 27 refuted. 0 times theorem prover too weak. 586 trivial. 0 not checked. [2023-11-26 10:48:22,237 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-26 10:48:22,958 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 105 proven. 30 refuted. 0 times theorem prover too weak. 969 trivial. 0 not checked. [2023-11-26 10:48:22,958 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 10:48:22,959 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [198089369] [2023-11-26 10:48:22,959 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-26 10:48:22,959 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [871237077] [2023-11-26 10:48:22,959 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [871237077] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-26 10:48:22,959 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-26 10:48:22,960 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 13] total 21 [2023-11-26 10:48:22,960 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1518743993] [2023-11-26 10:48:22,960 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-26 10:48:22,961 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2023-11-26 10:48:22,961 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 10:48:22,962 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2023-11-26 10:48:22,963 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=101, Invalid=319, Unknown=0, NotChecked=0, Total=420 [2023-11-26 10:48:22,963 INFO L87 Difference]: Start difference. First operand 201 states and 279 transitions. Second operand has 21 states, 21 states have (on average 4.095238095238095) internal successors, (86), 21 states have internal predecessors, (86), 5 states have call successors, (30), 3 states have call predecessors, (30), 7 states have return successors, (31), 5 states have call predecessors, (31), 5 states have call successors, (31) [2023-11-26 10:48:25,823 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:48:25,823 INFO L93 Difference]: Finished difference Result 699 states and 938 transitions. [2023-11-26 10:48:25,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2023-11-26 10:48:25,824 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 21 states have (on average 4.095238095238095) internal successors, (86), 21 states have internal predecessors, (86), 5 states have call successors, (30), 3 states have call predecessors, (30), 7 states have return successors, (31), 5 states have call predecessors, (31), 5 states have call successors, (31) Word has length 163 [2023-11-26 10:48:25,824 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 10:48:25,844 INFO L225 Difference]: With dead ends: 699 [2023-11-26 10:48:25,844 INFO L226 Difference]: Without dead ends: 499 [2023-11-26 10:48:25,846 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 366 GetRequests, 310 SyntacticMatches, 0 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 830 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=870, Invalid=2436, Unknown=0, NotChecked=0, Total=3306 [2023-11-26 10:48:25,849 INFO L413 NwaCegarLoop]: 121 mSDtfsCounter, 898 mSDsluCounter, 474 mSDsCounter, 0 mSdLazyCounter, 952 mSolverCounterSat, 542 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 916 SdHoareTripleChecker+Valid, 595 SdHoareTripleChecker+Invalid, 1494 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 542 IncrementalHoareTripleChecker+Valid, 952 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2023-11-26 10:48:25,850 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [916 Valid, 595 Invalid, 1494 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [542 Valid, 952 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2023-11-26 10:48:25,852 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 499 states. [2023-11-26 10:48:25,902 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 499 to 125. [2023-11-26 10:48:25,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 125 states, 93 states have (on average 1.2795698924731183) internal successors, (119), 93 states have internal predecessors, (119), 24 states have call successors, (24), 7 states have call predecessors, (24), 7 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2023-11-26 10:48:25,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 167 transitions. [2023-11-26 10:48:25,904 INFO L78 Accepts]: Start accepts. Automaton has 125 states and 167 transitions. Word has length 163 [2023-11-26 10:48:25,905 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 10:48:25,905 INFO L495 AbstractCegarLoop]: Abstraction has 125 states and 167 transitions. [2023-11-26 10:48:25,905 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 4.095238095238095) internal successors, (86), 21 states have internal predecessors, (86), 5 states have call successors, (30), 3 states have call predecessors, (30), 7 states have return successors, (31), 5 states have call predecessors, (31), 5 states have call successors, (31) [2023-11-26 10:48:25,906 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 167 transitions. [2023-11-26 10:48:25,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2023-11-26 10:48:25,908 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 10:48:25,908 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 10:48:25,921 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45e2d138-225e-44c4-a4dc-55cb72b748d4/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2023-11-26 10:48:26,115 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45e2d138-225e-44c4-a4dc-55cb72b748d4/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 10:48:26,116 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 10:48:26,116 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:48:26,116 INFO L85 PathProgramCache]: Analyzing trace with hash -907592006, now seen corresponding path program 1 times [2023-11-26 10:48:26,117 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:48:26,117 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1965671529] [2023-11-26 10:48:26,117 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:48:26,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:48:26,144 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 10:48:26,145 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [299152106] [2023-11-26 10:48:26,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:48:26,145 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 10:48:26,145 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45e2d138-225e-44c4-a4dc-55cb72b748d4/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:48:26,146 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45e2d138-225e-44c4-a4dc-55cb72b748d4/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 10:48:26,164 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45e2d138-225e-44c4-a4dc-55cb72b748d4/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-11-26 10:48:26,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:48:26,313 INFO L262 TraceCheckSpWp]: Trace formula consists of 390 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-26 10:48:26,317 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:48:26,339 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2023-11-26 10:48:26,340 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 10:48:26,340 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 10:48:26,340 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1965671529] [2023-11-26 10:48:26,340 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-26 10:48:26,340 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [299152106] [2023-11-26 10:48:26,341 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [299152106] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 10:48:26,341 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 10:48:26,341 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-26 10:48:26,341 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [644714795] [2023-11-26 10:48:26,341 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 10:48:26,342 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-26 10:48:26,342 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 10:48:26,343 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-26 10:48:26,343 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-26 10:48:26,343 INFO L87 Difference]: Start difference. First operand 125 states and 167 transitions. Second operand has 4 states, 4 states have (on average 11.5) internal successors, (46), 4 states have internal predecessors, (46), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2023-11-26 10:48:26,420 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:48:26,420 INFO L93 Difference]: Finished difference Result 323 states and 427 transitions. [2023-11-26 10:48:26,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-26 10:48:26,421 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 4 states have internal predecessors, (46), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) Word has length 163 [2023-11-26 10:48:26,422 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 10:48:26,423 INFO L225 Difference]: With dead ends: 323 [2023-11-26 10:48:26,424 INFO L226 Difference]: Without dead ends: 199 [2023-11-26 10:48:26,424 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 163 GetRequests, 160 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-26 10:48:26,425 INFO L413 NwaCegarLoop]: 187 mSDtfsCounter, 151 mSDsluCounter, 222 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 151 SdHoareTripleChecker+Valid, 409 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-26 10:48:26,426 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [151 Valid, 409 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-26 10:48:26,427 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 199 states. [2023-11-26 10:48:26,452 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 199 to 121. [2023-11-26 10:48:26,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 121 states, 89 states have (on average 1.2584269662921348) internal successors, (112), 89 states have internal predecessors, (112), 24 states have call successors, (24), 7 states have call predecessors, (24), 7 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2023-11-26 10:48:26,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 160 transitions. [2023-11-26 10:48:26,454 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 160 transitions. Word has length 163 [2023-11-26 10:48:26,455 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 10:48:26,455 INFO L495 AbstractCegarLoop]: Abstraction has 121 states and 160 transitions. [2023-11-26 10:48:26,456 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 4 states have internal predecessors, (46), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2023-11-26 10:48:26,456 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 160 transitions. [2023-11-26 10:48:26,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2023-11-26 10:48:26,458 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 10:48:26,458 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 10:48:26,472 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45e2d138-225e-44c4-a4dc-55cb72b748d4/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2023-11-26 10:48:26,672 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45e2d138-225e-44c4-a4dc-55cb72b748d4/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 10:48:26,672 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 10:48:26,673 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:48:26,673 INFO L85 PathProgramCache]: Analyzing trace with hash 1698431548, now seen corresponding path program 1 times [2023-11-26 10:48:26,673 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:48:26,673 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1106821774] [2023-11-26 10:48:26,673 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:48:26,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:48:26,699 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 10:48:26,699 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [174667852] [2023-11-26 10:48:26,699 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:48:26,699 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 10:48:26,699 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45e2d138-225e-44c4-a4dc-55cb72b748d4/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:48:26,700 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45e2d138-225e-44c4-a4dc-55cb72b748d4/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 10:48:26,720 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45e2d138-225e-44c4-a4dc-55cb72b748d4/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-11-26 10:48:27,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:48:27,064 INFO L262 TraceCheckSpWp]: Trace formula consists of 390 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-26 10:48:27,068 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:48:27,613 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 503 proven. 90 refuted. 0 times theorem prover too weak. 511 trivial. 0 not checked. [2023-11-26 10:48:27,613 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-26 10:48:34,278 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 10:48:34,278 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1106821774] [2023-11-26 10:48:34,278 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-26 10:48:34,278 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [174667852] [2023-11-26 10:48:34,278 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [174667852] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-26 10:48:34,279 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2023-11-26 10:48:34,279 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2023-11-26 10:48:34,279 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1377961942] [2023-11-26 10:48:34,279 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2023-11-26 10:48:34,280 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-26 10:48:34,280 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 10:48:34,280 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-26 10:48:34,281 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=163, Unknown=1, NotChecked=0, Total=210 [2023-11-26 10:48:34,281 INFO L87 Difference]: Start difference. First operand 121 states and 160 transitions. Second operand has 10 states, 10 states have (on average 5.5) internal successors, (55), 9 states have internal predecessors, (55), 3 states have call successors, (24), 3 states have call predecessors, (24), 4 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2023-11-26 10:48:35,169 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:48:35,170 INFO L93 Difference]: Finished difference Result 247 states and 325 transitions. [2023-11-26 10:48:35,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-11-26 10:48:35,171 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 5.5) internal successors, (55), 9 states have internal predecessors, (55), 3 states have call successors, (24), 3 states have call predecessors, (24), 4 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) Word has length 163 [2023-11-26 10:48:35,171 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 10:48:35,172 INFO L225 Difference]: With dead ends: 247 [2023-11-26 10:48:35,172 INFO L226 Difference]: Without dead ends: 127 [2023-11-26 10:48:35,173 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 197 GetRequests, 177 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 68 ImplicationChecksByTransitivity, 5.0s TimeCoverageRelationStatistics Valid=115, Invalid=346, Unknown=1, NotChecked=0, Total=462 [2023-11-26 10:48:35,174 INFO L413 NwaCegarLoop]: 78 mSDtfsCounter, 131 mSDsluCounter, 197 mSDsCounter, 0 mSdLazyCounter, 321 mSolverCounterSat, 38 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 138 SdHoareTripleChecker+Valid, 275 SdHoareTripleChecker+Invalid, 359 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 38 IncrementalHoareTripleChecker+Valid, 321 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-11-26 10:48:35,174 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [138 Valid, 275 Invalid, 359 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [38 Valid, 321 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-26 10:48:35,175 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127 states. [2023-11-26 10:48:35,199 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127 to 121. [2023-11-26 10:48:35,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 121 states, 89 states have (on average 1.2359550561797752) internal successors, (110), 89 states have internal predecessors, (110), 24 states have call successors, (24), 7 states have call predecessors, (24), 7 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2023-11-26 10:48:35,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 158 transitions. [2023-11-26 10:48:35,201 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 158 transitions. Word has length 163 [2023-11-26 10:48:35,202 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 10:48:35,202 INFO L495 AbstractCegarLoop]: Abstraction has 121 states and 158 transitions. [2023-11-26 10:48:35,202 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 5.5) internal successors, (55), 9 states have internal predecessors, (55), 3 states have call successors, (24), 3 states have call predecessors, (24), 4 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2023-11-26 10:48:35,203 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 158 transitions. [2023-11-26 10:48:35,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2023-11-26 10:48:35,218 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 10:48:35,218 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 10:48:35,233 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45e2d138-225e-44c4-a4dc-55cb72b748d4/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2023-11-26 10:48:35,425 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45e2d138-225e-44c4-a4dc-55cb72b748d4/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 10:48:35,425 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 10:48:35,426 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:48:35,426 INFO L85 PathProgramCache]: Analyzing trace with hash 1275729722, now seen corresponding path program 1 times [2023-11-26 10:48:35,426 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:48:35,426 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [56230627] [2023-11-26 10:48:35,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:48:35,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:48:35,450 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 10:48:35,450 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [204569699] [2023-11-26 10:48:35,450 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:48:35,450 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 10:48:35,450 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45e2d138-225e-44c4-a4dc-55cb72b748d4/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:48:35,451 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45e2d138-225e-44c4-a4dc-55cb72b748d4/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 10:48:35,464 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45e2d138-225e-44c4-a4dc-55cb72b748d4/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2023-11-26 10:48:35,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:48:35,633 INFO L262 TraceCheckSpWp]: Trace formula consists of 390 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-26 10:48:35,637 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:48:36,018 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 615 proven. 51 refuted. 0 times theorem prover too weak. 438 trivial. 0 not checked. [2023-11-26 10:48:36,018 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-26 10:48:36,445 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 81 proven. 54 refuted. 0 times theorem prover too weak. 969 trivial. 0 not checked. [2023-11-26 10:48:36,446 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 10:48:36,446 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [56230627] [2023-11-26 10:48:36,446 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-26 10:48:36,446 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [204569699] [2023-11-26 10:48:36,446 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [204569699] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-26 10:48:36,446 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-26 10:48:36,446 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 15 [2023-11-26 10:48:36,447 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1390300032] [2023-11-26 10:48:36,447 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-26 10:48:36,448 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2023-11-26 10:48:36,448 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 10:48:36,448 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2023-11-26 10:48:36,449 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=156, Unknown=0, NotChecked=0, Total=210 [2023-11-26 10:48:36,449 INFO L87 Difference]: Start difference. First operand 121 states and 158 transitions. Second operand has 15 states, 15 states have (on average 5.266666666666667) internal successors, (79), 15 states have internal predecessors, (79), 3 states have call successors, (34), 3 states have call predecessors, (34), 7 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) [2023-11-26 10:48:37,050 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:48:37,051 INFO L93 Difference]: Finished difference Result 258 states and 330 transitions. [2023-11-26 10:48:37,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-11-26 10:48:37,053 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 5.266666666666667) internal successors, (79), 15 states have internal predecessors, (79), 3 states have call successors, (34), 3 states have call predecessors, (34), 7 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) Word has length 163 [2023-11-26 10:48:37,053 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 10:48:37,054 INFO L225 Difference]: With dead ends: 258 [2023-11-26 10:48:37,054 INFO L226 Difference]: Without dead ends: 138 [2023-11-26 10:48:37,056 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 340 GetRequests, 311 SyntacticMatches, 2 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 153 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=247, Invalid=565, Unknown=0, NotChecked=0, Total=812 [2023-11-26 10:48:37,057 INFO L413 NwaCegarLoop]: 83 mSDtfsCounter, 245 mSDsluCounter, 192 mSDsCounter, 0 mSdLazyCounter, 212 mSolverCounterSat, 166 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 245 SdHoareTripleChecker+Valid, 275 SdHoareTripleChecker+Invalid, 378 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 166 IncrementalHoareTripleChecker+Valid, 212 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-11-26 10:48:37,057 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [245 Valid, 275 Invalid, 378 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [166 Valid, 212 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-26 10:48:37,058 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2023-11-26 10:48:37,103 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 128. [2023-11-26 10:48:37,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 128 states, 94 states have (on average 1.1914893617021276) internal successors, (112), 94 states have internal predecessors, (112), 24 states have call successors, (24), 9 states have call predecessors, (24), 9 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2023-11-26 10:48:37,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 160 transitions. [2023-11-26 10:48:37,106 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 160 transitions. Word has length 163 [2023-11-26 10:48:37,107 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 10:48:37,107 INFO L495 AbstractCegarLoop]: Abstraction has 128 states and 160 transitions. [2023-11-26 10:48:37,108 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 5.266666666666667) internal successors, (79), 15 states have internal predecessors, (79), 3 states have call successors, (34), 3 states have call predecessors, (34), 7 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) [2023-11-26 10:48:37,108 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 160 transitions. [2023-11-26 10:48:37,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2023-11-26 10:48:37,112 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 10:48:37,112 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 10:48:37,123 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45e2d138-225e-44c4-a4dc-55cb72b748d4/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2023-11-26 10:48:37,323 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45e2d138-225e-44c4-a4dc-55cb72b748d4/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 10:48:37,323 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 10:48:37,324 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:48:37,324 INFO L85 PathProgramCache]: Analyzing trace with hash -2009934346, now seen corresponding path program 1 times [2023-11-26 10:48:37,324 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:48:37,324 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [921149971] [2023-11-26 10:48:37,324 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:48:37,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:48:37,353 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 10:48:37,353 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [381904010] [2023-11-26 10:48:37,353 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:48:37,353 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 10:48:37,353 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45e2d138-225e-44c4-a4dc-55cb72b748d4/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:48:37,355 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45e2d138-225e-44c4-a4dc-55cb72b748d4/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 10:48:37,376 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45e2d138-225e-44c4-a4dc-55cb72b748d4/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2023-11-26 10:48:37,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:48:37,535 INFO L262 TraceCheckSpWp]: Trace formula consists of 392 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-26 10:48:37,539 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:48:37,571 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2023-11-26 10:48:37,572 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 10:48:37,572 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 10:48:37,572 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [921149971] [2023-11-26 10:48:37,572 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-26 10:48:37,572 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [381904010] [2023-11-26 10:48:37,572 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [381904010] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 10:48:37,572 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 10:48:37,573 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-26 10:48:37,573 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1515476991] [2023-11-26 10:48:37,573 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 10:48:37,574 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-26 10:48:37,574 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 10:48:37,574 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-26 10:48:37,574 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-26 10:48:37,575 INFO L87 Difference]: Start difference. First operand 128 states and 160 transitions. Second operand has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2023-11-26 10:48:37,667 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:48:37,667 INFO L93 Difference]: Finished difference Result 257 states and 322 transitions. [2023-11-26 10:48:37,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-26 10:48:37,668 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) Word has length 164 [2023-11-26 10:48:37,669 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 10:48:37,670 INFO L225 Difference]: With dead ends: 257 [2023-11-26 10:48:37,670 INFO L226 Difference]: Without dead ends: 130 [2023-11-26 10:48:37,670 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 164 GetRequests, 161 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-26 10:48:37,671 INFO L413 NwaCegarLoop]: 112 mSDtfsCounter, 1 mSDsluCounter, 216 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 328 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-26 10:48:37,672 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 328 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-26 10:48:37,672 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 130 states. [2023-11-26 10:48:37,697 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 130 to 130. [2023-11-26 10:48:37,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 130 states, 96 states have (on average 1.1875) internal successors, (114), 96 states have internal predecessors, (114), 24 states have call successors, (24), 9 states have call predecessors, (24), 9 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2023-11-26 10:48:37,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 130 states and 162 transitions. [2023-11-26 10:48:37,700 INFO L78 Accepts]: Start accepts. Automaton has 130 states and 162 transitions. Word has length 164 [2023-11-26 10:48:37,700 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 10:48:37,700 INFO L495 AbstractCegarLoop]: Abstraction has 130 states and 162 transitions. [2023-11-26 10:48:37,701 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2023-11-26 10:48:37,701 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 162 transitions. [2023-11-26 10:48:37,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2023-11-26 10:48:37,702 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 10:48:37,703 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 10:48:37,709 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45e2d138-225e-44c4-a4dc-55cb72b748d4/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2023-11-26 10:48:37,906 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45e2d138-225e-44c4-a4dc-55cb72b748d4/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 10:48:37,906 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 10:48:37,906 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:48:37,907 INFO L85 PathProgramCache]: Analyzing trace with hash 2106667695, now seen corresponding path program 1 times [2023-11-26 10:48:37,907 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:48:37,907 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1866369694] [2023-11-26 10:48:37,907 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:48:37,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:48:37,932 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 10:48:37,933 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [304414924] [2023-11-26 10:48:37,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:48:37,933 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 10:48:37,933 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45e2d138-225e-44c4-a4dc-55cb72b748d4/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:48:37,935 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45e2d138-225e-44c4-a4dc-55cb72b748d4/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 10:48:37,952 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45e2d138-225e-44c4-a4dc-55cb72b748d4/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2023-11-26 10:48:38,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:48:38,138 INFO L262 TraceCheckSpWp]: Trace formula consists of 394 conjuncts, 28 conjunts are in the unsatisfiable core [2023-11-26 10:48:38,143 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:48:39,220 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 762 proven. 93 refuted. 0 times theorem prover too weak. 249 trivial. 0 not checked. [2023-11-26 10:48:39,220 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-26 10:48:40,331 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 21 proven. 48 refuted. 0 times theorem prover too weak. 1035 trivial. 0 not checked. [2023-11-26 10:48:40,331 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 10:48:40,331 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1866369694] [2023-11-26 10:48:40,331 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-26 10:48:40,331 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [304414924] [2023-11-26 10:48:40,332 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [304414924] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-26 10:48:40,332 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-26 10:48:40,332 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 15] total 32 [2023-11-26 10:48:40,332 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1677643913] [2023-11-26 10:48:40,332 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-26 10:48:40,333 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 32 states [2023-11-26 10:48:40,333 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 10:48:40,334 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2023-11-26 10:48:40,335 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=230, Invalid=762, Unknown=0, NotChecked=0, Total=992 [2023-11-26 10:48:40,335 INFO L87 Difference]: Start difference. First operand 130 states and 162 transitions. Second operand has 32 states, 32 states have (on average 3.15625) internal successors, (101), 32 states have internal predecessors, (101), 7 states have call successors, (40), 4 states have call predecessors, (40), 8 states have return successors, (41), 7 states have call predecessors, (41), 7 states have call successors, (41) [2023-11-26 10:48:43,882 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:48:43,882 INFO L93 Difference]: Finished difference Result 504 states and 648 transitions. [2023-11-26 10:48:43,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2023-11-26 10:48:43,885 INFO L78 Accepts]: Start accepts. Automaton has has 32 states, 32 states have (on average 3.15625) internal successors, (101), 32 states have internal predecessors, (101), 7 states have call successors, (40), 4 states have call predecessors, (40), 8 states have return successors, (41), 7 states have call predecessors, (41), 7 states have call successors, (41) Word has length 165 [2023-11-26 10:48:43,885 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 10:48:43,888 INFO L225 Difference]: With dead ends: 504 [2023-11-26 10:48:43,888 INFO L226 Difference]: Without dead ends: 375 [2023-11-26 10:48:43,891 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 368 GetRequests, 304 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 912 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=1146, Invalid=3144, Unknown=0, NotChecked=0, Total=4290 [2023-11-26 10:48:43,892 INFO L413 NwaCegarLoop]: 76 mSDtfsCounter, 949 mSDsluCounter, 540 mSDsCounter, 0 mSdLazyCounter, 1181 mSolverCounterSat, 434 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 956 SdHoareTripleChecker+Valid, 616 SdHoareTripleChecker+Invalid, 1615 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 434 IncrementalHoareTripleChecker+Valid, 1181 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2023-11-26 10:48:43,892 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [956 Valid, 616 Invalid, 1615 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [434 Valid, 1181 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2023-11-26 10:48:43,893 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 375 states. [2023-11-26 10:48:43,929 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 375 to 144. [2023-11-26 10:48:43,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 144 states, 110 states have (on average 1.2181818181818183) internal successors, (134), 110 states have internal predecessors, (134), 24 states have call successors, (24), 9 states have call predecessors, (24), 9 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2023-11-26 10:48:43,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 182 transitions. [2023-11-26 10:48:43,931 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 182 transitions. Word has length 165 [2023-11-26 10:48:43,931 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 10:48:43,931 INFO L495 AbstractCegarLoop]: Abstraction has 144 states and 182 transitions. [2023-11-26 10:48:43,932 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 32 states, 32 states have (on average 3.15625) internal successors, (101), 32 states have internal predecessors, (101), 7 states have call successors, (40), 4 states have call predecessors, (40), 8 states have return successors, (41), 7 states have call predecessors, (41), 7 states have call successors, (41) [2023-11-26 10:48:43,932 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 182 transitions. [2023-11-26 10:48:43,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2023-11-26 10:48:43,933 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 10:48:43,934 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 10:48:43,952 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45e2d138-225e-44c4-a4dc-55cb72b748d4/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2023-11-26 10:48:44,141 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45e2d138-225e-44c4-a4dc-55cb72b748d4/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2023-11-26 10:48:44,141 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 10:48:44,141 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:48:44,141 INFO L85 PathProgramCache]: Analyzing trace with hash -474155252, now seen corresponding path program 1 times [2023-11-26 10:48:44,141 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:48:44,141 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1858165008] [2023-11-26 10:48:44,142 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:48:44,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:48:44,167 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 10:48:44,168 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1332137397] [2023-11-26 10:48:44,168 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:48:44,168 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 10:48:44,168 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45e2d138-225e-44c4-a4dc-55cb72b748d4/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:48:44,169 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45e2d138-225e-44c4-a4dc-55cb72b748d4/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 10:48:44,180 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45e2d138-225e-44c4-a4dc-55cb72b748d4/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2023-11-26 10:48:44,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 10:48:44,555 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-26 10:48:44,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 10:48:44,774 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-26 10:48:44,774 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-26 10:48:44,775 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-26 10:48:44,788 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45e2d138-225e-44c4-a4dc-55cb72b748d4/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2023-11-26 10:48:44,984 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45e2d138-225e-44c4-a4dc-55cb72b748d4/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2023-11-26 10:48:44,987 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 10:48:44,990 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-26 10:48:45,123 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet4 could not be translated [2023-11-26 10:48:45,124 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet4 could not be translated [2023-11-26 10:48:45,125 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet5 could not be translated [2023-11-26 10:48:45,126 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short7 could not be translated [2023-11-26 10:48:45,127 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short7 could not be translated [2023-11-26 10:48:45,127 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet6 could not be translated [2023-11-26 10:48:45,128 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet6 could not be translated [2023-11-26 10:48:45,128 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short7 could not be translated [2023-11-26 10:48:45,155 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.11 10:48:45 BoogieIcfgContainer [2023-11-26 10:48:45,155 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-26 10:48:45,156 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-26 10:48:45,156 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-26 10:48:45,156 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-26 10:48:45,157 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 10:48:09" (3/4) ... [2023-11-26 10:48:45,159 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-26 10:48:45,160 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-26 10:48:45,161 INFO L158 Benchmark]: Toolchain (without parser) took 37759.26ms. Allocated memory was 127.9MB in the beginning and 281.0MB in the end (delta: 153.1MB). Free memory was 66.3MB in the beginning and 232.7MB in the end (delta: -166.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-26 10:48:45,161 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 127.9MB. Free memory is still 97.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-26 10:48:45,162 INFO L158 Benchmark]: CACSL2BoogieTranslator took 677.93ms. Allocated memory was 127.9MB in the beginning and 155.2MB in the end (delta: 27.3MB). Free memory was 66.2MB in the beginning and 112.1MB in the end (delta: -45.9MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. [2023-11-26 10:48:45,162 INFO L158 Benchmark]: Boogie Procedure Inliner took 130.53ms. Allocated memory is still 155.2MB. Free memory was 112.1MB in the beginning and 106.8MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-26 10:48:45,163 INFO L158 Benchmark]: Boogie Preprocessor took 105.31ms. Allocated memory is still 155.2MB. Free memory was 106.8MB in the beginning and 99.3MB in the end (delta: 7.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-26 10:48:45,163 INFO L158 Benchmark]: RCFGBuilder took 968.99ms. Allocated memory is still 155.2MB. Free memory was 98.8MB in the beginning and 120.1MB in the end (delta: -21.3MB). Peak memory consumption was 31.6MB. Max. memory is 16.1GB. [2023-11-26 10:48:45,164 INFO L158 Benchmark]: TraceAbstraction took 35858.40ms. Allocated memory was 155.2MB in the beginning and 281.0MB in the end (delta: 125.8MB). Free memory was 119.4MB in the beginning and 232.7MB in the end (delta: -113.3MB). Peak memory consumption was 170.2MB. Max. memory is 16.1GB. [2023-11-26 10:48:45,164 INFO L158 Benchmark]: Witness Printer took 4.60ms. Allocated memory is still 281.0MB. Free memory is still 232.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-26 10:48:45,166 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 127.9MB. Free memory is still 97.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 677.93ms. Allocated memory was 127.9MB in the beginning and 155.2MB in the end (delta: 27.3MB). Free memory was 66.2MB in the beginning and 112.1MB in the end (delta: -45.9MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 130.53ms. Allocated memory is still 155.2MB. Free memory was 112.1MB in the beginning and 106.8MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 105.31ms. Allocated memory is still 155.2MB. Free memory was 106.8MB in the beginning and 99.3MB in the end (delta: 7.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 968.99ms. Allocated memory is still 155.2MB. Free memory was 98.8MB in the beginning and 120.1MB in the end (delta: -21.3MB). Peak memory consumption was 31.6MB. Max. memory is 16.1GB. * TraceAbstraction took 35858.40ms. Allocated memory was 155.2MB in the beginning and 281.0MB in the end (delta: 125.8MB). Free memory was 119.4MB in the beginning and 232.7MB in the end (delta: -113.3MB). Peak memory consumption was 170.2MB. Max. memory is 16.1GB. * Witness Printer took 4.60ms. Allocated memory is still 281.0MB. Free memory is still 232.7MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet4 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet4 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet5 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short7 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short7 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet6 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet6 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short7 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 169, overapproximation of bitwiseAnd at line 117, overapproximation of someUnaryDOUBLEoperation at line 115, overapproximation of someBinaryDOUBLEComparisonOperation at line 110, overapproximation of someBinaryArithmeticFLOAToperation at line 57, overapproximation of someUnaryFLOAToperation at line 57. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 1; [L23] unsigned char var_1_7 = 0; [L24] unsigned char var_1_8 = 1; [L25] signed short int var_1_9 = -2; [L26] float var_1_13 = 999.4; [L27] float var_1_14 = 100.425; [L28] float var_1_15 = 3.375; [L29] float var_1_16 = 15.9; [L30] signed short int var_1_17 = -10; [L31] signed short int var_1_18 = 18060; [L32] unsigned char var_1_20 = 0; [L33] unsigned long int var_1_21 = 4; [L34] unsigned char var_1_23 = 0; [L35] unsigned char var_1_24 = 0; [L36] unsigned char var_1_25 = 100; [L37] unsigned char var_1_26 = 32; [L38] unsigned char var_1_27 = 10; [L39] unsigned char var_1_28 = 1; [L40] unsigned short int var_1_29 = 256; [L41] unsigned char var_1_30 = 1; [L42] unsigned char var_1_31 = 4; [L43] double var_1_33 = 31.625; [L44] double var_1_36 = 15.75; [L45] double var_1_37 = 15.375; [L46] unsigned short int var_1_38 = 16; [L47] unsigned char var_1_39 = 0; [L48] double var_1_44 = 128.5; [L49] float var_1_45 = 1.85; [L50] double var_1_46 = 1.5; [L51] double var_1_47 = 99999999999.4; [L52] unsigned char var_1_49 = 128; [L173] isInitial = 1 [L174] FCALL initially() [L175] COND TRUE 1 [L176] FCALL updateLastVariables() [L177] CALL updateVariables() [L126] var_1_7 = __VERIFIER_nondet_uchar() [L127] CALL assume_abort_if_not(var_1_7 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_14=4017/40, var_1_15=27/8, var_1_16=159/10, var_1_17=-10, var_1_18=18060, var_1_1=1, var_1_20=0, var_1_21=4, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_13=4997/5, var_1_14=4017/40, var_1_15=27/8, var_1_16=159/10, var_1_17=-10, var_1_18=18060, var_1_1=1, var_1_20=0, var_1_21=4, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L127] RET assume_abort_if_not(var_1_7 >= 1) VAL [isInitial=1, var_1_13=4997/5, var_1_14=4017/40, var_1_15=27/8, var_1_16=159/10, var_1_17=-10, var_1_18=18060, var_1_1=1, var_1_20=0, var_1_21=4, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L128] CALL assume_abort_if_not(var_1_7 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_14=4017/40, var_1_15=27/8, var_1_16=159/10, var_1_17=-10, var_1_18=18060, var_1_1=1, var_1_20=0, var_1_21=4, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_13=4997/5, var_1_14=4017/40, var_1_15=27/8, var_1_16=159/10, var_1_17=-10, var_1_18=18060, var_1_1=1, var_1_20=0, var_1_21=4, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L128] RET assume_abort_if_not(var_1_7 <= 1) VAL [isInitial=1, var_1_13=4997/5, var_1_14=4017/40, var_1_15=27/8, var_1_16=159/10, var_1_17=-10, var_1_18=18060, var_1_1=1, var_1_20=0, var_1_21=4, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L129] var_1_8 = __VERIFIER_nondet_uchar() [L130] CALL assume_abort_if_not(var_1_8 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_14=4017/40, var_1_15=27/8, var_1_16=159/10, var_1_17=-10, var_1_18=18060, var_1_1=1, var_1_20=0, var_1_21=4, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_13=4997/5, var_1_14=4017/40, var_1_15=27/8, var_1_16=159/10, var_1_17=-10, var_1_18=18060, var_1_1=1, var_1_20=0, var_1_21=4, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L130] RET assume_abort_if_not(var_1_8 >= 1) VAL [isInitial=1, var_1_13=4997/5, var_1_14=4017/40, var_1_15=27/8, var_1_16=159/10, var_1_17=-10, var_1_18=18060, var_1_1=1, var_1_20=0, var_1_21=4, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L131] CALL assume_abort_if_not(var_1_8 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_14=4017/40, var_1_15=27/8, var_1_16=159/10, var_1_17=-10, var_1_18=18060, var_1_1=1, var_1_20=0, var_1_21=4, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_13=4997/5, var_1_14=4017/40, var_1_15=27/8, var_1_16=159/10, var_1_17=-10, var_1_18=18060, var_1_1=1, var_1_20=0, var_1_21=4, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L131] RET assume_abort_if_not(var_1_8 <= 1) VAL [isInitial=1, var_1_13=4997/5, var_1_14=4017/40, var_1_15=27/8, var_1_16=159/10, var_1_17=-10, var_1_18=18060, var_1_1=1, var_1_20=0, var_1_21=4, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L132] var_1_14 = __VERIFIER_nondet_float() [L133] CALL assume_abort_if_not((var_1_14 >= -461168.6018427382800e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 4611686.018427382800e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_15=27/8, var_1_16=159/10, var_1_17=-10, var_1_18=18060, var_1_1=1, var_1_20=0, var_1_21=4, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_13=4997/5, var_1_15=27/8, var_1_16=159/10, var_1_17=-10, var_1_18=18060, var_1_1=1, var_1_20=0, var_1_21=4, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L133] RET assume_abort_if_not((var_1_14 >= -461168.6018427382800e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 4611686.018427382800e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, var_1_13=4997/5, var_1_15=27/8, var_1_16=159/10, var_1_17=-10, var_1_18=18060, var_1_1=1, var_1_20=0, var_1_21=4, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L134] var_1_15 = __VERIFIER_nondet_float() [L135] CALL assume_abort_if_not((var_1_15 >= -461168.6018427382800e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 4611686.018427382800e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_16=159/10, var_1_17=-10, var_1_18=18060, var_1_1=1, var_1_20=0, var_1_21=4, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_13=4997/5, var_1_16=159/10, var_1_17=-10, var_1_18=18060, var_1_1=1, var_1_20=0, var_1_21=4, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L135] RET assume_abort_if_not((var_1_15 >= -461168.6018427382800e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 4611686.018427382800e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, var_1_13=4997/5, var_1_16=159/10, var_1_17=-10, var_1_18=18060, var_1_1=1, var_1_20=0, var_1_21=4, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L136] var_1_16 = __VERIFIER_nondet_float() [L137] CALL assume_abort_if_not((var_1_16 >= -922337.2036854765600e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=18060, var_1_1=1, var_1_20=0, var_1_21=4, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=18060, var_1_1=1, var_1_20=0, var_1_21=4, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L137] RET assume_abort_if_not((var_1_16 >= -922337.2036854765600e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=18060, var_1_1=1, var_1_20=0, var_1_21=4, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L138] var_1_18 = __VERIFIER_nondet_short() [L139] CALL assume_abort_if_not(var_1_18 >= 16382) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=4, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=4, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L139] RET assume_abort_if_not(var_1_18 >= 16382) VAL [isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=4, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L140] CALL assume_abort_if_not(var_1_18 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=4, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=4, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L140] RET assume_abort_if_not(var_1_18 <= 32766) VAL [isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=4, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L141] var_1_21 = __VERIFIER_nondet_ulong() [L142] CALL assume_abort_if_not(var_1_21 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L142] RET assume_abort_if_not(var_1_21 >= 0) VAL [isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L143] CALL assume_abort_if_not(var_1_21 <= 4294967295) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L143] RET assume_abort_if_not(var_1_21 <= 4294967295) VAL [isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L144] CALL assume_abort_if_not(var_1_21 != 0) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=1, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=1, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L144] RET assume_abort_if_not(var_1_21 != 0) VAL [isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=1, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L145] var_1_23 = __VERIFIER_nondet_uchar() [L146] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=1, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=1, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L146] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=1, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L147] CALL assume_abort_if_not(var_1_23 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=1, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=1, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L147] RET assume_abort_if_not(var_1_23 <= 0) VAL [isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=1, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L148] var_1_24 = __VERIFIER_nondet_uchar() [L149] CALL assume_abort_if_not(var_1_24 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=1, var_1_23=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=1, var_1_23=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L149] RET assume_abort_if_not(var_1_24 >= 0) VAL [isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=1, var_1_23=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L150] CALL assume_abort_if_not(var_1_24 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=1, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=1, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L150] RET assume_abort_if_not(var_1_24 <= 0) VAL [isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=1, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L151] var_1_26 = __VERIFIER_nondet_uchar() [L152] CALL assume_abort_if_not(var_1_26 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=1, var_1_23=0, var_1_24=0, var_1_25=100, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=1, var_1_23=0, var_1_24=0, var_1_25=100, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L152] RET assume_abort_if_not(var_1_26 >= 0) VAL [isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=1, var_1_23=0, var_1_24=0, var_1_25=100, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L153] CALL assume_abort_if_not(var_1_26 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=1, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=0, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=1, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=0, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L153] RET assume_abort_if_not(var_1_26 <= 127) VAL [isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=1, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=0, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L154] var_1_27 = __VERIFIER_nondet_uchar() [L155] CALL assume_abort_if_not(var_1_27 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=1, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=0, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=1, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=0, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L155] RET assume_abort_if_not(var_1_27 >= 0) VAL [isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=1, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=0, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L156] CALL assume_abort_if_not(var_1_27 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=1, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=0, var_1_27=127, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=1, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=0, var_1_27=127, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L156] RET assume_abort_if_not(var_1_27 <= 127) VAL [isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=1, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=0, var_1_27=127, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L157] var_1_36 = __VERIFIER_nondet_double() [L158] CALL assume_abort_if_not((var_1_36 >= 0.0F && var_1_36 <= -1.0e-20F) || (var_1_36 <= 9223372.036854765600e+12F && var_1_36 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=1, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=0, var_1_27=127, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=1, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=0, var_1_27=127, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L158] RET assume_abort_if_not((var_1_36 >= 0.0F && var_1_36 <= -1.0e-20F) || (var_1_36 <= 9223372.036854765600e+12F && var_1_36 >= 1.0e-20F )) VAL [isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=1, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=0, var_1_27=127, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L159] var_1_37 = __VERIFIER_nondet_double() [L160] CALL assume_abort_if_not((var_1_37 >= 0.0F && var_1_37 <= -1.0e-20F) || (var_1_37 <= 9223372.036854765600e+12F && var_1_37 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=1, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=0, var_1_27=127, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=1, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=0, var_1_27=127, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L160] RET assume_abort_if_not((var_1_37 >= 0.0F && var_1_37 <= -1.0e-20F) || (var_1_37 <= 9223372.036854765600e+12F && var_1_37 >= 1.0e-20F )) VAL [isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=1, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=0, var_1_27=127, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L161] var_1_46 = __VERIFIER_nondet_double() [L162] CALL assume_abort_if_not((var_1_46 >= 0.0F && var_1_46 <= -1.0e-20F) || (var_1_46 <= 9223372.036854776000e+12F && var_1_46 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=1, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=0, var_1_27=127, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=1, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=0, var_1_27=127, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L162] RET assume_abort_if_not((var_1_46 >= 0.0F && var_1_46 <= -1.0e-20F) || (var_1_46 <= 9223372.036854776000e+12F && var_1_46 >= 1.0e-20F )) VAL [isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=1, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=0, var_1_27=127, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L163] var_1_47 = __VERIFIER_nondet_double() [L164] CALL assume_abort_if_not((var_1_47 >= 0.0F && var_1_47 <= -1.0e-20F) || (var_1_47 <= 9223372.036854776000e+12F && var_1_47 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=1, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=0, var_1_27=127, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=1, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=0, var_1_27=127, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L164] RET assume_abort_if_not((var_1_47 >= 0.0F && var_1_47 <= -1.0e-20F) || (var_1_47 <= 9223372.036854776000e+12F && var_1_47 >= 1.0e-20F )) VAL [isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=1, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=0, var_1_27=127, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L177] RET updateVariables() [L178] CALL step() [L56] COND TRUE \read(var_1_8) [L57] var_1_13 = (((((var_1_14 + var_1_15)) < (((((-0.2f) < (var_1_16)) ? (-0.2f) : (var_1_16))))) ? ((var_1_14 + var_1_15)) : (((((-0.2f) < (var_1_16)) ? (-0.2f) : (var_1_16)))))) VAL [isInitial=1, var_1_13=2, var_1_16=0, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=1, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=0, var_1_27=127, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L59] COND TRUE \read(var_1_8) [L60] var_1_25 = (var_1_26 + var_1_27) VAL [isInitial=1, var_1_13=2, var_1_16=0, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=1, var_1_23=0, var_1_24=0, var_1_25=127, var_1_26=0, var_1_27=127, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L62] var_1_29 = var_1_27 [L63] var_1_30 = var_1_8 VAL [isInitial=1, var_1_13=2, var_1_16=0, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=1, var_1_23=0, var_1_24=0, var_1_25=127, var_1_26=0, var_1_27=127, var_1_28=1, var_1_29=127, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L64] COND FALSE !((var_1_29 > var_1_25) && var_1_30) [L67] var_1_9 = ((((var_1_25) > ((((((var_1_25 - 10)) < (var_1_25)) ? ((var_1_25 - 10)) : (var_1_25))))) ? (var_1_25) : ((((((var_1_25 - 10)) < (var_1_25)) ? ((var_1_25 - 10)) : (var_1_25)))))) VAL [isInitial=1, var_1_13=2, var_1_16=0, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=1, var_1_23=0, var_1_24=0, var_1_25=127, var_1_26=0, var_1_27=127, var_1_28=1, var_1_29=127, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=127] [L69] var_1_17 = ((var_1_18 - 25) - var_1_25) [L70] signed long int stepLocal_2 = var_1_25 + var_1_17; VAL [isInitial=1, stepLocal_2=32741, var_1_13=2, var_1_16=0, var_1_17=32614, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=1, var_1_23=0, var_1_24=0, var_1_25=127, var_1_26=0, var_1_27=127, var_1_28=1, var_1_29=127, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=127] [L71] COND TRUE ((var_1_18 % var_1_21) & ((((1u) < 0 ) ? -(1u) : (1u)))) < stepLocal_2 [L72] var_1_20 = (var_1_23 || var_1_24) VAL [isInitial=1, stepLocal_2=32741, var_1_13=2, var_1_16=0, var_1_17=32614, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=1, var_1_23=0, var_1_24=0, var_1_25=127, var_1_26=0, var_1_27=127, var_1_28=1, var_1_29=127, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=127] [L76] signed short int stepLocal_3 = var_1_9; VAL [isInitial=1, stepLocal_2=32741, stepLocal_3=127, var_1_13=2, var_1_16=0, var_1_17=32614, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=1, var_1_23=0, var_1_24=0, var_1_25=127, var_1_26=0, var_1_27=127, var_1_28=1, var_1_29=127, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=127] [L77] COND FALSE !((~ var_1_29) > stepLocal_3) [L80] var_1_28 = (var_1_20 || ((! var_1_23) && (var_1_24 || var_1_7))) VAL [isInitial=1, stepLocal_2=32741, stepLocal_3=127, var_1_13=2, var_1_16=0, var_1_17=32614, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=1, var_1_23=0, var_1_24=0, var_1_25=127, var_1_26=0, var_1_27=127, var_1_28=1, var_1_29=127, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=127] [L82] signed long int stepLocal_1 = (((var_1_9) > (var_1_25)) ? (var_1_9) : (var_1_25)); [L83] unsigned char stepLocal_0 = var_1_25; VAL [isInitial=1, stepLocal_0=127, stepLocal_1=127, stepLocal_2=32741, stepLocal_3=127, var_1_13=2, var_1_16=0, var_1_17=32614, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=1, var_1_23=0, var_1_24=0, var_1_25=127, var_1_26=0, var_1_27=127, var_1_28=1, var_1_29=127, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=127] [L84] COND FALSE !(stepLocal_1 <= (var_1_25 - var_1_25)) [L93] var_1_1 = 0 VAL [isInitial=1, stepLocal_0=127, stepLocal_1=127, stepLocal_2=32741, stepLocal_3=127, var_1_13=2, var_1_16=0, var_1_17=32614, var_1_18=32766, var_1_1=0, var_1_20=0, var_1_21=1, var_1_23=0, var_1_24=0, var_1_25=127, var_1_26=0, var_1_27=127, var_1_28=1, var_1_29=127, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=127] [L95] var_1_31 = var_1_26 VAL [isInitial=1, stepLocal_0=127, stepLocal_1=127, stepLocal_2=32741, stepLocal_3=127, var_1_13=2, var_1_16=0, var_1_17=32614, var_1_18=32766, var_1_1=0, var_1_20=0, var_1_21=1, var_1_23=0, var_1_24=0, var_1_25=127, var_1_26=0, var_1_27=127, var_1_28=1, var_1_29=127, var_1_30=1, var_1_31=0, var_1_33=253/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=127] [L96] COND FALSE !(! var_1_7) VAL [isInitial=1, stepLocal_0=127, stepLocal_1=127, stepLocal_2=32741, stepLocal_3=127, var_1_13=2, var_1_16=0, var_1_17=32614, var_1_18=32766, var_1_1=0, var_1_20=0, var_1_21=1, var_1_23=0, var_1_24=0, var_1_25=127, var_1_26=0, var_1_27=127, var_1_28=1, var_1_29=127, var_1_30=1, var_1_31=0, var_1_33=253/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=127] [L99] var_1_38 = ((((var_1_27) > (var_1_27)) ? (var_1_27) : (var_1_27))) VAL [isInitial=1, stepLocal_0=127, stepLocal_1=127, stepLocal_2=32741, stepLocal_3=127, var_1_13=2, var_1_16=0, var_1_17=32614, var_1_18=32766, var_1_1=0, var_1_20=0, var_1_21=1, var_1_23=0, var_1_24=0, var_1_25=127, var_1_26=0, var_1_27=127, var_1_28=1, var_1_29=127, var_1_30=1, var_1_31=0, var_1_33=253/8, var_1_38=127, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=127] [L100] EXPR var_1_18 & (var_1_29 + 2u) VAL [isInitial=1, stepLocal_0=127, stepLocal_1=127, stepLocal_2=32741, stepLocal_3=127, var_1_13=2, var_1_16=0, var_1_17=32614, var_1_18=32766, var_1_1=0, var_1_20=0, var_1_21=1, var_1_23=0, var_1_24=0, var_1_25=127, var_1_26=0, var_1_27=127, var_1_28=1, var_1_29=127, var_1_30=1, var_1_31=0, var_1_33=253/8, var_1_38=127, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=127] [L100] EXPR 16u >> var_1_26 VAL [isInitial=1, stepLocal_0=127, stepLocal_1=127, stepLocal_2=32741, stepLocal_3=127, var_1_13=2, var_1_16=0, var_1_17=32614, var_1_18=32766, var_1_1=0, var_1_20=0, var_1_21=1, var_1_23=0, var_1_24=0, var_1_25=127, var_1_26=0, var_1_27=127, var_1_28=1, var_1_29=127, var_1_30=1, var_1_31=0, var_1_33=253/8, var_1_38=127, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=127] [L100] COND TRUE (var_1_18 & (var_1_29 + 2u)) < (16u >> var_1_26) [L101] var_1_39 = ((var_1_7 && (var_1_7 && var_1_8)) && (! var_1_23)) VAL [isInitial=1, stepLocal_0=127, stepLocal_1=127, stepLocal_2=32741, stepLocal_3=127, var_1_13=2, var_1_16=0, var_1_17=32614, var_1_18=32766, var_1_1=0, var_1_20=0, var_1_21=1, var_1_23=0, var_1_24=0, var_1_25=127, var_1_26=0, var_1_27=127, var_1_28=1, var_1_29=127, var_1_30=1, var_1_31=0, var_1_33=253/8, var_1_38=127, var_1_39=1, var_1_44=257/2, var_1_45=37/20, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=127] [L103] COND FALSE !(var_1_36 <= var_1_16) [L108] var_1_44 = var_1_36 VAL [isInitial=1, stepLocal_0=127, stepLocal_1=127, stepLocal_2=32741, stepLocal_3=127, var_1_13=2, var_1_16=0, var_1_17=32614, var_1_18=32766, var_1_1=0, var_1_20=0, var_1_21=1, var_1_23=0, var_1_24=0, var_1_25=127, var_1_26=0, var_1_27=127, var_1_28=1, var_1_29=127, var_1_30=1, var_1_31=0, var_1_33=253/8, var_1_36=3, var_1_38=127, var_1_39=1, var_1_44=3, var_1_45=37/20, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=127] [L110] COND FALSE !((var_1_14 * (var_1_46 - var_1_47)) < var_1_14) [L115] var_1_45 = (((((((((((var_1_14) > (var_1_36)) ? (var_1_14) : (var_1_36)))) < (var_1_37)) ? (((((var_1_14) > (var_1_36)) ? (var_1_14) : (var_1_36)))) : (var_1_37))) < 0 ) ? -((((((((var_1_14) > (var_1_36)) ? (var_1_14) : (var_1_36)))) < (var_1_37)) ? (((((var_1_14) > (var_1_36)) ? (var_1_14) : (var_1_36)))) : (var_1_37))) : ((((((((var_1_14) > (var_1_36)) ? (var_1_14) : (var_1_36)))) < (var_1_37)) ? (((((var_1_14) > (var_1_36)) ? (var_1_14) : (var_1_36)))) : (var_1_37))))) VAL [isInitial=1, stepLocal_0=127, stepLocal_1=127, stepLocal_2=32741, stepLocal_3=127, var_1_13=2, var_1_14=0, var_1_16=0, var_1_17=32614, var_1_18=32766, var_1_1=0, var_1_20=0, var_1_21=1, var_1_23=0, var_1_24=0, var_1_25=127, var_1_26=0, var_1_27=127, var_1_28=1, var_1_29=127, var_1_30=1, var_1_31=0, var_1_33=253/8, var_1_36=3, var_1_37=0, var_1_38=127, var_1_39=1, var_1_44=3, var_1_45=4, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=127] [L117] var_1_20 || (var_1_26 >= (var_1_18 & var_1_27)) VAL [isInitial=1, stepLocal_0=127, stepLocal_1=127, stepLocal_2=32741, stepLocal_3=127, var_1_13=2, var_1_14=0, var_1_16=0, var_1_17=32614, var_1_18=32766, var_1_1=0, var_1_20=0, var_1_21=1, var_1_23=0, var_1_24=0, var_1_25=127, var_1_26=0, var_1_27=127, var_1_28=1, var_1_29=127, var_1_30=1, var_1_31=0, var_1_33=253/8, var_1_36=3, var_1_37=0, var_1_38=127, var_1_39=1, var_1_44=3, var_1_45=4, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=127] [L117] EXPR var_1_18 & var_1_27 VAL [isInitial=1, stepLocal_0=127, stepLocal_1=127, stepLocal_2=32741, stepLocal_3=127, var_1_13=2, var_1_14=0, var_1_16=0, var_1_17=32614, var_1_18=32766, var_1_1=0, var_1_20=0, var_1_21=1, var_1_23=0, var_1_24=0, var_1_25=127, var_1_26=0, var_1_27=127, var_1_28=1, var_1_29=127, var_1_30=1, var_1_31=0, var_1_33=253/8, var_1_36=3, var_1_37=0, var_1_38=127, var_1_39=1, var_1_44=3, var_1_45=4, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=127] [L117] var_1_20 || (var_1_26 >= (var_1_18 & var_1_27)) VAL [isInitial=1, stepLocal_0=127, stepLocal_1=127, stepLocal_2=32741, stepLocal_3=127, var_1_13=2, var_1_14=0, var_1_16=0, var_1_17=32614, var_1_18=32766, var_1_1=0, var_1_20=0, var_1_21=1, var_1_23=0, var_1_24=0, var_1_25=127, var_1_26=0, var_1_27=127, var_1_28=1, var_1_29=127, var_1_30=1, var_1_31=0, var_1_33=253/8, var_1_36=3, var_1_37=0, var_1_38=127, var_1_39=1, var_1_44=3, var_1_45=4, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=127] [L117] COND FALSE !(var_1_20 || (var_1_26 >= (var_1_18 & var_1_27))) [L178] RET step() [L179] CALL, EXPR property() [L169-L170] return (((((((((((((var_1_9) > (var_1_25)) ? (var_1_9) : (var_1_25))) <= (var_1_25 - var_1_25)) ? ((var_1_25 < var_1_25) ? (var_1_20 ? (var_1_1 == ((unsigned char) var_1_7)) : (var_1_1 == ((unsigned char) var_1_8))) : 1) : (var_1_1 == ((unsigned char) 0))) && (((var_1_29 > var_1_25) && var_1_30) ? (var_1_9 == ((signed short int) var_1_25)) : (var_1_9 == ((signed short int) ((((var_1_25) > ((((((var_1_25 - 10)) < (var_1_25)) ? ((var_1_25 - 10)) : (var_1_25))))) ? (var_1_25) : ((((((var_1_25 - 10)) < (var_1_25)) ? ((var_1_25 - 10)) : (var_1_25)))))))))) && (var_1_8 ? (var_1_13 == ((float) (((((var_1_14 + var_1_15)) < (((((-0.2f) < (var_1_16)) ? (-0.2f) : (var_1_16))))) ? ((var_1_14 + var_1_15)) : (((((-0.2f) < (var_1_16)) ? (-0.2f) : (var_1_16)))))))) : 1)) && (var_1_17 == ((signed short int) ((var_1_18 - 25) - var_1_25)))) && ((((var_1_18 % var_1_21) & ((((1u) < 0 ) ? -(1u) : (1u)))) < (var_1_25 + var_1_17)) ? (var_1_20 == ((unsigned char) (var_1_23 || var_1_24))) : (var_1_20 == ((unsigned char) var_1_7)))) && (var_1_8 ? (var_1_25 == ((unsigned char) (var_1_26 + var_1_27))) : 1)) && (((~ var_1_29) > var_1_9) ? (var_1_28 == ((unsigned char) (! var_1_7))) : (var_1_28 == ((unsigned char) (var_1_20 || ((! var_1_23) && (var_1_24 || var_1_7))))))) && (var_1_29 == ((unsigned short int) var_1_27))) && (var_1_30 == ((unsigned char) var_1_8)) ; [L179] RET, EXPR property() [L179] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_13=2, var_1_14=0, var_1_16=0, var_1_17=32614, var_1_18=32766, var_1_1=0, var_1_20=0, var_1_21=1, var_1_23=0, var_1_24=0, var_1_25=127, var_1_26=0, var_1_27=127, var_1_28=1, var_1_29=127, var_1_30=1, var_1_31=0, var_1_33=253/8, var_1_36=3, var_1_37=0, var_1_38=127, var_1_39=1, var_1_44=3, var_1_45=4, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=127] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_13=2, var_1_14=0, var_1_16=0, var_1_17=32614, var_1_18=32766, var_1_1=0, var_1_20=0, var_1_21=1, var_1_23=0, var_1_24=0, var_1_25=127, var_1_26=0, var_1_27=127, var_1_28=1, var_1_29=127, var_1_30=1, var_1_31=0, var_1_33=253/8, var_1_36=3, var_1_37=0, var_1_38=127, var_1_39=1, var_1_44=3, var_1_45=4, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=127] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 82 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 35.6s, OverallIterations: 12, TraceHistogramMax: 24, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 12.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4626 SdHoareTripleChecker+Valid, 6.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 4587 mSDsluCounter, 4071 SdHoareTripleChecker+Invalid, 5.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2824 mSDsCounter, 1787 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4087 IncrementalHoareTripleChecker+Invalid, 5874 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1787 mSolverCounterUnsat, 1247 mSDtfsCounter, 4087 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2780 GetRequests, 2517 SyntacticMatches, 2 SemanticMatches, 261 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3491 ImplicationChecksByTransitivity, 11.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=201occurred in iteration=5, InterpolantAutomatonStates: 203, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 11 MinimizatonAttempts, 923 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 2.1s SatisfiabilityAnalysisTime, 15.3s InterpolantComputationTime, 2116 NumberOfCodeBlocks, 2116 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 2590 ConstructedInterpolants, 0 QuantifiedInterpolants, 9675 SizeOfPredicates, 58 NumberOfNonLiveVariables, 4297 ConjunctsInSsa, 127 ConjunctsInUnsatCore, 16 InterpolantComputations, 5 PerfectInterpolantSequences, 16974/17664 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-26 10:48:45,236 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45e2d138-225e-44c4-a4dc-55cb72b748d4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45e2d138-225e-44c4-a4dc-55cb72b748d4/bin/uautomizer-verify-VRDe98Ueme/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45e2d138-225e-44c4-a4dc-55cb72b748d4/bin/uautomizer-verify-VRDe98Ueme/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45e2d138-225e-44c4-a4dc-55cb72b748d4/bin/uautomizer-verify-VRDe98Ueme/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45e2d138-225e-44c4-a4dc-55cb72b748d4/bin/uautomizer-verify-VRDe98Ueme/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-50.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45e2d138-225e-44c4-a4dc-55cb72b748d4/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45e2d138-225e-44c4-a4dc-55cb72b748d4/bin/uautomizer-verify-VRDe98Ueme --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash dc7b01a2a7c989275ee332c4df25904527cd5d9a922607559c6a4e85b8c49683 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-26 10:48:47,728 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-26 10:48:47,864 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45e2d138-225e-44c4-a4dc-55cb72b748d4/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-26 10:48:47,877 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-26 10:48:47,880 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-26 10:48:47,928 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-26 10:48:47,929 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-26 10:48:47,930 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-26 10:48:47,931 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-26 10:48:47,936 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-26 10:48:47,937 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-26 10:48:47,937 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-26 10:48:47,938 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-26 10:48:47,940 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-26 10:48:47,940 INFO L153 SettingsManager]: * Use SBE=true [2023-11-26 10:48:47,941 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-26 10:48:47,942 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-26 10:48:47,942 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-26 10:48:47,943 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-26 10:48:47,944 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-26 10:48:47,945 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-26 10:48:47,945 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-26 10:48:47,946 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-26 10:48:47,946 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-26 10:48:47,947 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-26 10:48:47,947 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-26 10:48:47,947 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-26 10:48:47,948 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-26 10:48:47,949 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-26 10:48:47,949 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-26 10:48:47,951 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-26 10:48:47,951 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-26 10:48:47,951 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-26 10:48:47,952 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 10:48:47,952 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-26 10:48:47,952 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-26 10:48:47,953 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-26 10:48:47,954 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-26 10:48:47,954 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-26 10:48:47,954 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-26 10:48:47,955 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-26 10:48:47,955 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-26 10:48:47,955 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-26 10:48:47,955 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-26 10:48:47,956 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-26 10:48:47,956 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_45e2d138-225e-44c4-a4dc-55cb72b748d4/bin/uautomizer-verify-VRDe98Ueme/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45e2d138-225e-44c4-a4dc-55cb72b748d4/bin/uautomizer-verify-VRDe98Ueme Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dc7b01a2a7c989275ee332c4df25904527cd5d9a922607559c6a4e85b8c49683 [2023-11-26 10:48:48,338 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-26 10:48:48,364 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-26 10:48:48,366 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-26 10:48:48,368 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-26 10:48:48,368 INFO L274 PluginConnector]: CDTParser initialized [2023-11-26 10:48:48,371 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45e2d138-225e-44c4-a4dc-55cb72b748d4/bin/uautomizer-verify-VRDe98Ueme/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-50.i [2023-11-26 10:48:51,636 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-26 10:48:52,005 INFO L384 CDTParser]: Found 1 translation units. [2023-11-26 10:48:52,006 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45e2d138-225e-44c4-a4dc-55cb72b748d4/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-50.i [2023-11-26 10:48:52,025 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45e2d138-225e-44c4-a4dc-55cb72b748d4/bin/uautomizer-verify-VRDe98Ueme/data/71072f0c2/357c5693dc1843618d1d5983fa2e2631/FLAGb29417421 [2023-11-26 10:48:52,040 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45e2d138-225e-44c4-a4dc-55cb72b748d4/bin/uautomizer-verify-VRDe98Ueme/data/71072f0c2/357c5693dc1843618d1d5983fa2e2631 [2023-11-26 10:48:52,042 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-26 10:48:52,044 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-26 10:48:52,046 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-26 10:48:52,046 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-26 10:48:52,052 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-26 10:48:52,053 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 10:48:52" (1/1) ... [2023-11-26 10:48:52,054 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44705f6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:48:52, skipping insertion in model container [2023-11-26 10:48:52,054 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 10:48:52" (1/1) ... [2023-11-26 10:48:52,096 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-26 10:48:52,260 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_45e2d138-225e-44c4-a4dc-55cb72b748d4/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-50.i[919,932] [2023-11-26 10:48:52,397 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 10:48:52,426 INFO L202 MainTranslator]: Completed pre-run [2023-11-26 10:48:52,442 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_45e2d138-225e-44c4-a4dc-55cb72b748d4/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-50.i[919,932] [2023-11-26 10:48:52,513 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 10:48:52,546 INFO L206 MainTranslator]: Completed translation [2023-11-26 10:48:52,547 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:48:52 WrapperNode [2023-11-26 10:48:52,547 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-26 10:48:52,549 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-26 10:48:52,549 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-26 10:48:52,549 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-26 10:48:52,556 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:48:52" (1/1) ... [2023-11-26 10:48:52,586 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:48:52" (1/1) ... [2023-11-26 10:48:52,681 INFO L138 Inliner]: procedures = 27, calls = 37, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 178 [2023-11-26 10:48:52,681 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-26 10:48:52,682 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-26 10:48:52,682 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-26 10:48:52,682 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-26 10:48:52,711 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:48:52" (1/1) ... [2023-11-26 10:48:52,711 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:48:52" (1/1) ... [2023-11-26 10:48:52,732 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:48:52" (1/1) ... [2023-11-26 10:48:52,749 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]. [2023-11-26 10:48:52,749 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:48:52" (1/1) ... [2023-11-26 10:48:52,749 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:48:52" (1/1) ... [2023-11-26 10:48:52,764 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:48:52" (1/1) ... [2023-11-26 10:48:52,768 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:48:52" (1/1) ... [2023-11-26 10:48:52,772 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:48:52" (1/1) ... [2023-11-26 10:48:52,774 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:48:52" (1/1) ... [2023-11-26 10:48:52,779 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-26 10:48:52,780 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-26 10:48:52,781 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-26 10:48:52,781 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-26 10:48:52,782 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:48:52" (1/1) ... [2023-11-26 10:48:52,788 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 10:48:52,813 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45e2d138-225e-44c4-a4dc-55cb72b748d4/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:48:52,829 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45e2d138-225e-44c4-a4dc-55cb72b748d4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-26 10:48:52,848 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45e2d138-225e-44c4-a4dc-55cb72b748d4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-26 10:48:52,875 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-26 10:48:52,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-11-26 10:48:52,875 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-26 10:48:52,876 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-26 10:48:52,877 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-26 10:48:52,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-26 10:48:53,021 INFO L241 CfgBuilder]: Building ICFG [2023-11-26 10:48:53,024 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation