./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-77.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_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-77.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b3ab8989cae4393a8cbf1c0c6e0a27c5ce2ad38815cddf562090bcf36daabdd7 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 03:53:28,274 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 03:53:28,337 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-29 03:53:28,341 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 03:53:28,342 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 03:53:28,366 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 03:53:28,367 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 03:53:28,368 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 03:53:28,368 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 03:53:28,369 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 03:53:28,369 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 03:53:28,370 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 03:53:28,371 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 03:53:28,371 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 03:53:28,372 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 03:53:28,372 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 03:53:28,373 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 03:53:28,373 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 03:53:28,374 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 03:53:28,374 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 03:53:28,375 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 03:53:28,381 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 03:53:28,381 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 03:53:28,381 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 03:53:28,382 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 03:53:28,382 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 03:53:28,383 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 03:53:28,383 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 03:53:28,383 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 03:53:28,384 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 03:53:28,384 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 03:53:28,384 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 03:53:28,385 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 03:53:28,385 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 03:53:28,385 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 03:53:28,385 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-29 03:53:28,386 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-29 03:53:28,386 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 03:53:28,386 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 03:53:28,386 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 03:53:28,386 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 03:53:28,387 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 03:53:28,387 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_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b3ab8989cae4393a8cbf1c0c6e0a27c5ce2ad38815cddf562090bcf36daabdd7 [2023-11-29 03:53:28,608 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 03:53:28,629 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 03:53:28,631 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 03:53:28,632 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 03:53:28,633 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 03:53:28,634 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-77.i [2023-11-29 03:53:31,385 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 03:53:31,569 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 03:53:31,569 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-77.i [2023-11-29 03:53:31,579 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya/data/d46c5a065/c20454afc2dc4b36a861a4b6bbcd87e3/FLAGaf3ada5c7 [2023-11-29 03:53:31,590 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya/data/d46c5a065/c20454afc2dc4b36a861a4b6bbcd87e3 [2023-11-29 03:53:31,592 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 03:53:31,593 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 03:53:31,594 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 03:53:31,594 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 03:53:31,599 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 03:53:31,600 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 03:53:31" (1/1) ... [2023-11-29 03:53:31,601 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63dde712 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:53:31, skipping insertion in model container [2023-11-29 03:53:31,601 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 03:53:31" (1/1) ... [2023-11-29 03:53:31,638 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 03:53:31,765 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_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-77.i[919,932] [2023-11-29 03:53:31,836 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 03:53:31,851 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 03:53:31,863 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_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-77.i[919,932] [2023-11-29 03:53:31,899 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 03:53:31,917 INFO L206 MainTranslator]: Completed translation [2023-11-29 03:53:31,917 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:53:31 WrapperNode [2023-11-29 03:53:31,918 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 03:53:31,919 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 03:53:31,919 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 03:53:31,919 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 03:53:31,926 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:53:31" (1/1) ... [2023-11-29 03:53:31,940 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:53:31" (1/1) ... [2023-11-29 03:53:31,987 INFO L138 Inliner]: procedures = 26, calls = 45, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 238 [2023-11-29 03:53:31,988 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 03:53:31,988 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 03:53:31,988 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 03:53:31,989 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 03:53:31,998 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:53:31" (1/1) ... [2023-11-29 03:53:31,998 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:53:31" (1/1) ... [2023-11-29 03:53:32,002 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:53:31" (1/1) ... [2023-11-29 03:53:32,023 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2023-11-29 03:53:32,023 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:53:31" (1/1) ... [2023-11-29 03:53:32,023 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:53:31" (1/1) ... [2023-11-29 03:53:32,036 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:53:31" (1/1) ... [2023-11-29 03:53:32,041 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:53:31" (1/1) ... [2023-11-29 03:53:32,044 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:53:31" (1/1) ... [2023-11-29 03:53:32,047 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:53:31" (1/1) ... [2023-11-29 03:53:32,053 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 03:53:32,054 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 03:53:32,054 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 03:53:32,054 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 03:53:32,055 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:53:31" (1/1) ... [2023-11-29 03:53:32,061 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 03:53:32,072 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:53:32,085 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 03:53:32,089 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 03:53:32,118 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 03:53:32,119 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-29 03:53:32,119 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-29 03:53:32,119 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-29 03:53:32,119 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 03:53:32,119 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 03:53:32,217 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 03:53:32,219 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 03:53:32,616 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 03:53:32,656 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 03:53:32,656 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 03:53:32,657 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 03:53:32 BoogieIcfgContainer [2023-11-29 03:53:32,657 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 03:53:32,659 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 03:53:32,659 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 03:53:32,662 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 03:53:32,663 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 03:53:31" (1/3) ... [2023-11-29 03:53:32,663 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49f28ee0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 03:53:32, skipping insertion in model container [2023-11-29 03:53:32,663 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:53:31" (2/3) ... [2023-11-29 03:53:32,664 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49f28ee0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 03:53:32, skipping insertion in model container [2023-11-29 03:53:32,664 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 03:53:32" (3/3) ... [2023-11-29 03:53:32,665 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-77.i [2023-11-29 03:53:32,684 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 03:53:32,684 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 03:53:32,730 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 03:53:32,736 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;@117324d0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 03:53:32,736 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 03:53:32,739 INFO L276 IsEmpty]: Start isEmpty. Operand has 92 states, 57 states have (on average 1.5614035087719298) internal successors, (89), 58 states have internal predecessors, (89), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-29 03:53:32,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2023-11-29 03:53:32,756 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:53:32,756 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:53:32,757 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:53:32,761 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:53:32,761 INFO L85 PathProgramCache]: Analyzing trace with hash 2046796130, now seen corresponding path program 1 times [2023-11-29 03:53:32,768 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:53:32,768 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1385466101] [2023-11-29 03:53:32,769 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:53:32,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:53:32,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:53:32,969 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:53:32,969 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1385466101] [2023-11-29 03:53:32,970 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-29 03:53:32,970 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1091492933] [2023-11-29 03:53:32,970 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:53:32,971 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 03:53:32,971 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:53:32,977 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 03:53:32,982 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-29 03:53:33,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:53:33,166 INFO L262 TraceCheckSpWp]: Trace formula consists of 466 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-29 03:53:33,180 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:53:33,235 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 1922 trivial. 0 not checked. [2023-11-29 03:53:33,236 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 03:53:33,237 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1091492933] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:53:33,237 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:53:33,237 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 03:53:33,239 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1448801534] [2023-11-29 03:53:33,240 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:53:33,245 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-29 03:53:33,245 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:53:33,275 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-29 03:53:33,276 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 03:53:33,279 INFO L87 Difference]: Start difference. First operand has 92 states, 57 states have (on average 1.5614035087719298) internal successors, (89), 58 states have internal predecessors, (89), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) Second operand has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 2 states have call successors, (32) [2023-11-29 03:53:33,328 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:53:33,328 INFO L93 Difference]: Finished difference Result 181 states and 336 transitions. [2023-11-29 03:53:33,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-29 03:53:33,331 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 2 states have call successors, (32) Word has length 198 [2023-11-29 03:53:33,331 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:53:33,340 INFO L225 Difference]: With dead ends: 181 [2023-11-29 03:53:33,340 INFO L226 Difference]: Without dead ends: 90 [2023-11-29 03:53:33,344 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 197 GetRequests, 197 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 03:53:33,348 INFO L413 NwaCegarLoop]: 144 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, 144 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 03:53:33,349 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 144 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 03:53:33,367 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2023-11-29 03:53:33,396 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 90. [2023-11-29 03:53:33,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 90 states, 56 states have (on average 1.4821428571428572) internal successors, (83), 56 states have internal predecessors, (83), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-29 03:53:33,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 147 transitions. [2023-11-29 03:53:33,401 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 147 transitions. Word has length 198 [2023-11-29 03:53:33,401 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:53:33,401 INFO L495 AbstractCegarLoop]: Abstraction has 90 states and 147 transitions. [2023-11-29 03:53:33,402 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 2 states have call successors, (32) [2023-11-29 03:53:33,402 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 147 transitions. [2023-11-29 03:53:33,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2023-11-29 03:53:33,407 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:53:33,408 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:53:33,414 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-29 03:53:33,608 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 03:53:33,609 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:53:33,609 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:53:33,610 INFO L85 PathProgramCache]: Analyzing trace with hash -1917154588, now seen corresponding path program 1 times [2023-11-29 03:53:33,610 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:53:33,610 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [921301210] [2023-11-29 03:53:33,610 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:53:33,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:53:33,681 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 03:53:33,682 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1667349878] [2023-11-29 03:53:33,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:53:33,682 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 03:53:33,682 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:53:33,683 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 03:53:33,693 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-29 03:53:33,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:53:33,855 INFO L262 TraceCheckSpWp]: Trace formula consists of 466 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-29 03:53:33,861 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:53:33,926 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-11-29 03:53:33,927 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 03:53:33,927 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:53:33,927 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [921301210] [2023-11-29 03:53:33,927 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 03:53:33,928 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1667349878] [2023-11-29 03:53:33,928 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1667349878] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:53:33,928 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:53:33,928 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 03:53:33,929 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1056163760] [2023-11-29 03:53:33,929 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:53:33,930 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 03:53:33,930 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:53:33,931 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 03:53:33,931 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 03:53:33,932 INFO L87 Difference]: Start difference. First operand 90 states and 147 transitions. Second operand has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-29 03:53:33,964 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:53:33,965 INFO L93 Difference]: Finished difference Result 178 states and 291 transitions. [2023-11-29 03:53:33,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 03:53:33,966 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 198 [2023-11-29 03:53:33,968 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:53:33,969 INFO L225 Difference]: With dead ends: 178 [2023-11-29 03:53:33,970 INFO L226 Difference]: Without dead ends: 89 [2023-11-29 03:53:33,971 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 197 GetRequests, 196 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 03:53:33,973 INFO L413 NwaCegarLoop]: 140 mSDtfsCounter, 37 mSDsluCounter, 102 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 37 SdHoareTripleChecker+Valid, 242 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 03:53:33,973 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [37 Valid, 242 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 03:53:33,974 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2023-11-29 03:53:33,986 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 89. [2023-11-29 03:53:33,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 89 states, 55 states have (on average 1.4545454545454546) internal successors, (80), 55 states have internal predecessors, (80), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-29 03:53:33,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 144 transitions. [2023-11-29 03:53:33,989 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 144 transitions. Word has length 198 [2023-11-29 03:53:33,991 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:53:33,991 INFO L495 AbstractCegarLoop]: Abstraction has 89 states and 144 transitions. [2023-11-29 03:53:33,991 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-29 03:53:33,991 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 144 transitions. [2023-11-29 03:53:33,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2023-11-29 03:53:33,995 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:53:33,996 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:53:34,002 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-11-29 03:53:34,200 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 03:53:34,201 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:53:34,201 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:53:34,201 INFO L85 PathProgramCache]: Analyzing trace with hash 1063250404, now seen corresponding path program 1 times [2023-11-29 03:53:34,202 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:53:34,202 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1312561646] [2023-11-29 03:53:34,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:53:34,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:53:34,251 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 03:53:34,251 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1492322520] [2023-11-29 03:53:34,251 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:53:34,252 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 03:53:34,252 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:53:34,253 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 03:53:34,254 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-29 03:53:34,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:53:34,409 INFO L262 TraceCheckSpWp]: Trace formula consists of 466 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-29 03:53:34,415 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:53:34,635 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 1003 proven. 39 refuted. 0 times theorem prover too weak. 942 trivial. 0 not checked. [2023-11-29 03:53:34,635 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 03:53:34,869 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 54 proven. 39 refuted. 0 times theorem prover too weak. 1891 trivial. 0 not checked. [2023-11-29 03:53:34,869 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:53:34,869 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1312561646] [2023-11-29 03:53:34,869 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 03:53:34,869 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1492322520] [2023-11-29 03:53:34,870 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1492322520] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 03:53:34,870 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 03:53:34,870 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2023-11-29 03:53:34,870 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1434842514] [2023-11-29 03:53:34,870 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 03:53:34,872 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-29 03:53:34,872 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:53:34,873 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-29 03:53:34,873 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-11-29 03:53:34,873 INFO L87 Difference]: Start difference. First operand 89 states and 144 transitions. Second operand has 7 states, 7 states have (on average 7.142857142857143) internal successors, (50), 7 states have internal predecessors, (50), 2 states have call successors, (45), 2 states have call predecessors, (45), 4 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) [2023-11-29 03:53:35,155 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:53:35,156 INFO L93 Difference]: Finished difference Result 185 states and 294 transitions. [2023-11-29 03:53:35,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-29 03:53:35,156 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.142857142857143) internal successors, (50), 7 states have internal predecessors, (50), 2 states have call successors, (45), 2 states have call predecessors, (45), 4 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) Word has length 198 [2023-11-29 03:53:35,158 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:53:35,159 INFO L225 Difference]: With dead ends: 185 [2023-11-29 03:53:35,159 INFO L226 Difference]: Without dead ends: 97 [2023-11-29 03:53:35,161 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 398 GetRequests, 388 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2023-11-29 03:53:35,162 INFO L413 NwaCegarLoop]: 97 mSDtfsCounter, 74 mSDsluCounter, 128 mSDsCounter, 0 mSdLazyCounter, 199 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 91 SdHoareTripleChecker+Valid, 225 SdHoareTripleChecker+Invalid, 210 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 199 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 03:53:35,163 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [91 Valid, 225 Invalid, 210 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 199 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 03:53:35,163 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97 states. [2023-11-29 03:53:35,178 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97 to 93. [2023-11-29 03:53:35,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93 states, 58 states have (on average 1.3620689655172413) internal successors, (79), 58 states have internal predecessors, (79), 32 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-29 03:53:35,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 143 transitions. [2023-11-29 03:53:35,181 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 143 transitions. Word has length 198 [2023-11-29 03:53:35,182 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:53:35,182 INFO L495 AbstractCegarLoop]: Abstraction has 93 states and 143 transitions. [2023-11-29 03:53:35,182 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.142857142857143) internal successors, (50), 7 states have internal predecessors, (50), 2 states have call successors, (45), 2 states have call predecessors, (45), 4 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) [2023-11-29 03:53:35,182 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 143 transitions. [2023-11-29 03:53:35,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2023-11-29 03:53:35,185 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:53:35,185 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:53:35,192 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-11-29 03:53:35,388 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 03:53:35,389 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:53:35,389 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:53:35,389 INFO L85 PathProgramCache]: Analyzing trace with hash -1361203567, now seen corresponding path program 1 times [2023-11-29 03:53:35,389 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:53:35,389 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1281417167] [2023-11-29 03:53:35,389 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:53:35,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:53:35,426 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 03:53:35,427 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [506281833] [2023-11-29 03:53:35,427 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:53:35,427 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 03:53:35,428 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:53:35,428 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 03:53:35,430 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-29 03:53:35,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:53:35,566 INFO L262 TraceCheckSpWp]: Trace formula consists of 466 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-29 03:53:35,571 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:53:35,608 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-11-29 03:53:35,608 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 03:53:35,609 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:53:35,609 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1281417167] [2023-11-29 03:53:35,609 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 03:53:35,609 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [506281833] [2023-11-29 03:53:35,609 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [506281833] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:53:35,610 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:53:35,610 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 03:53:35,610 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1213866338] [2023-11-29 03:53:35,610 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:53:35,611 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 03:53:35,611 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:53:35,612 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 03:53:35,612 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 03:53:35,612 INFO L87 Difference]: Start difference. First operand 93 states and 143 transitions. Second operand has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-29 03:53:35,769 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:53:35,770 INFO L93 Difference]: Finished difference Result 189 states and 288 transitions. [2023-11-29 03:53:35,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 03:53:35,771 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 199 [2023-11-29 03:53:35,772 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:53:35,774 INFO L225 Difference]: With dead ends: 189 [2023-11-29 03:53:35,774 INFO L226 Difference]: Without dead ends: 97 [2023-11-29 03:53:35,775 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 200 GetRequests, 197 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-29 03:53:35,776 INFO L413 NwaCegarLoop]: 131 mSDtfsCounter, 120 mSDsluCounter, 46 mSDsCounter, 0 mSdLazyCounter, 43 mSolverCounterSat, 72 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 120 SdHoareTripleChecker+Valid, 177 SdHoareTripleChecker+Invalid, 115 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 72 IncrementalHoareTripleChecker+Valid, 43 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-29 03:53:35,777 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [120 Valid, 177 Invalid, 115 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [72 Valid, 43 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-29 03:53:35,809 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97 states. [2023-11-29 03:53:35,823 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97 to 97. [2023-11-29 03:53:35,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 97 states, 61 states have (on average 1.3278688524590163) internal successors, (81), 61 states have internal predecessors, (81), 32 states have call successors, (32), 3 states have call predecessors, (32), 3 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-29 03:53:35,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 145 transitions. [2023-11-29 03:53:35,826 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 145 transitions. Word has length 199 [2023-11-29 03:53:35,826 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:53:35,827 INFO L495 AbstractCegarLoop]: Abstraction has 97 states and 145 transitions. [2023-11-29 03:53:35,827 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-29 03:53:35,827 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 145 transitions. [2023-11-29 03:53:35,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2023-11-29 03:53:35,830 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:53:35,830 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:53:35,837 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2023-11-29 03:53:36,032 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 03:53:36,033 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:53:36,033 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:53:36,033 INFO L85 PathProgramCache]: Analyzing trace with hash 499225545, now seen corresponding path program 1 times [2023-11-29 03:53:36,033 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:53:36,033 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1182123795] [2023-11-29 03:53:36,034 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:53:36,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:53:36,066 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 03:53:36,066 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1393299168] [2023-11-29 03:53:36,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:53:36,066 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 03:53:36,066 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:53:36,067 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 03:53:36,070 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-29 03:53:36,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:53:36,210 INFO L262 TraceCheckSpWp]: Trace formula consists of 470 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-29 03:53:36,216 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:53:36,781 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 1062 proven. 114 refuted. 0 times theorem prover too weak. 808 trivial. 0 not checked. [2023-11-29 03:53:36,781 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 03:53:37,181 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 66 proven. 117 refuted. 0 times theorem prover too weak. 1801 trivial. 0 not checked. [2023-11-29 03:53:37,181 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:53:37,181 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1182123795] [2023-11-29 03:53:37,181 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 03:53:37,182 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1393299168] [2023-11-29 03:53:37,182 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1393299168] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 03:53:37,182 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 03:53:37,182 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 14 [2023-11-29 03:53:37,182 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1073079291] [2023-11-29 03:53:37,182 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 03:53:37,183 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-11-29 03:53:37,183 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:53:37,184 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-11-29 03:53:37,185 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=122, Unknown=0, NotChecked=0, Total=182 [2023-11-29 03:53:37,185 INFO L87 Difference]: Start difference. First operand 97 states and 145 transitions. Second operand has 14 states, 14 states have (on average 6.142857142857143) internal successors, (86), 14 states have internal predecessors, (86), 5 states have call successors, (53), 3 states have call predecessors, (53), 7 states have return successors, (54), 5 states have call predecessors, (54), 5 states have call successors, (54) [2023-11-29 03:53:37,638 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:53:37,638 INFO L93 Difference]: Finished difference Result 211 states and 305 transitions. [2023-11-29 03:53:37,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-11-29 03:53:37,641 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 6.142857142857143) internal successors, (86), 14 states have internal predecessors, (86), 5 states have call successors, (53), 3 states have call predecessors, (53), 7 states have return successors, (54), 5 states have call predecessors, (54), 5 states have call successors, (54) Word has length 200 [2023-11-29 03:53:37,642 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:53:37,643 INFO L225 Difference]: With dead ends: 211 [2023-11-29 03:53:37,643 INFO L226 Difference]: Without dead ends: 115 [2023-11-29 03:53:37,644 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 405 GetRequests, 386 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 70 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=148, Invalid=272, Unknown=0, NotChecked=0, Total=420 [2023-11-29 03:53:37,645 INFO L413 NwaCegarLoop]: 95 mSDtfsCounter, 156 mSDsluCounter, 246 mSDsCounter, 0 mSdLazyCounter, 358 mSolverCounterSat, 49 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 167 SdHoareTripleChecker+Valid, 341 SdHoareTripleChecker+Invalid, 407 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 49 IncrementalHoareTripleChecker+Valid, 358 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-29 03:53:37,645 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [167 Valid, 341 Invalid, 407 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [49 Valid, 358 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-29 03:53:37,646 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2023-11-29 03:53:37,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 105. [2023-11-29 03:53:37,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 105 states, 67 states have (on average 1.2835820895522387) internal successors, (86), 67 states have internal predecessors, (86), 32 states have call successors, (32), 5 states have call predecessors, (32), 5 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-29 03:53:37,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 150 transitions. [2023-11-29 03:53:37,665 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 150 transitions. Word has length 200 [2023-11-29 03:53:37,666 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:53:37,666 INFO L495 AbstractCegarLoop]: Abstraction has 105 states and 150 transitions. [2023-11-29 03:53:37,666 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 6.142857142857143) internal successors, (86), 14 states have internal predecessors, (86), 5 states have call successors, (53), 3 states have call predecessors, (53), 7 states have return successors, (54), 5 states have call predecessors, (54), 5 states have call successors, (54) [2023-11-29 03:53:37,667 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 150 transitions. [2023-11-29 03:53:37,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2023-11-29 03:53:37,669 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:53:37,670 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:53:37,676 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2023-11-29 03:53:37,870 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 03:53:37,870 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:53:37,871 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:53:37,871 INFO L85 PathProgramCache]: Analyzing trace with hash -1407069430, now seen corresponding path program 1 times [2023-11-29 03:53:37,871 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:53:37,871 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2029842705] [2023-11-29 03:53:37,871 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:53:37,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:53:37,902 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 03:53:37,902 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1277390686] [2023-11-29 03:53:37,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:53:37,902 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 03:53:37,903 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:53:37,904 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 03:53:37,911 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-29 03:53:38,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:53:38,132 INFO L262 TraceCheckSpWp]: Trace formula consists of 469 conjuncts, 28 conjunts are in the unsatisfiable core [2023-11-29 03:53:38,137 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:53:39,374 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 1408 proven. 192 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2023-11-29 03:53:39,374 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 03:53:41,810 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:53:41,810 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2029842705] [2023-11-29 03:53:41,810 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 03:53:41,810 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1277390686] [2023-11-29 03:53:41,818 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1277390686] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 03:53:41,818 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2023-11-29 03:53:41,818 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2023-11-29 03:53:41,818 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [738599893] [2023-11-29 03:53:41,818 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2023-11-29 03:53:41,819 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2023-11-29 03:53:41,819 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:53:41,820 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2023-11-29 03:53:41,820 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=146, Invalid=504, Unknown=0, NotChecked=0, Total=650 [2023-11-29 03:53:41,821 INFO L87 Difference]: Start difference. First operand 105 states and 150 transitions. Second operand has 17 states, 17 states have (on average 4.0) internal successors, (68), 16 states have internal predecessors, (68), 6 states have call successors, (32), 6 states have call predecessors, (32), 9 states have return successors, (32), 6 states have call predecessors, (32), 6 states have call successors, (32) [2023-11-29 03:53:42,981 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:53:42,981 INFO L93 Difference]: Finished difference Result 313 states and 412 transitions. [2023-11-29 03:53:42,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2023-11-29 03:53:42,982 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 4.0) internal successors, (68), 16 states have internal predecessors, (68), 6 states have call successors, (32), 6 states have call predecessors, (32), 9 states have return successors, (32), 6 states have call predecessors, (32), 6 states have call successors, (32) Word has length 201 [2023-11-29 03:53:42,982 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:53:42,984 INFO L225 Difference]: With dead ends: 313 [2023-11-29 03:53:42,984 INFO L226 Difference]: Without dead ends: 209 [2023-11-29 03:53:42,986 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 355 GetRequests, 307 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 576 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=589, Invalid=1861, Unknown=0, NotChecked=0, Total=2450 [2023-11-29 03:53:42,987 INFO L413 NwaCegarLoop]: 127 mSDtfsCounter, 138 mSDsluCounter, 418 mSDsCounter, 0 mSdLazyCounter, 831 mSolverCounterSat, 81 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 148 SdHoareTripleChecker+Valid, 545 SdHoareTripleChecker+Invalid, 912 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 81 IncrementalHoareTripleChecker+Valid, 831 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-11-29 03:53:42,987 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [148 Valid, 545 Invalid, 912 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [81 Valid, 831 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-11-29 03:53:42,988 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 209 states. [2023-11-29 03:53:43,016 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 209 to 172. [2023-11-29 03:53:43,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 172 states, 107 states have (on average 1.1682242990654206) internal successors, (125), 108 states have internal predecessors, (125), 49 states have call successors, (49), 15 states have call predecessors, (49), 15 states have return successors, (49), 48 states have call predecessors, (49), 49 states have call successors, (49) [2023-11-29 03:53:43,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 172 states and 223 transitions. [2023-11-29 03:53:43,018 INFO L78 Accepts]: Start accepts. Automaton has 172 states and 223 transitions. Word has length 201 [2023-11-29 03:53:43,019 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:53:43,019 INFO L495 AbstractCegarLoop]: Abstraction has 172 states and 223 transitions. [2023-11-29 03:53:43,019 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 4.0) internal successors, (68), 16 states have internal predecessors, (68), 6 states have call successors, (32), 6 states have call predecessors, (32), 9 states have return successors, (32), 6 states have call predecessors, (32), 6 states have call successors, (32) [2023-11-29 03:53:43,019 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 223 transitions. [2023-11-29 03:53:43,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2023-11-29 03:53:43,022 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:53:43,022 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:53:43,027 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2023-11-29 03:53:43,222 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 03:53:43,223 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:53:43,223 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:53:43,223 INFO L85 PathProgramCache]: Analyzing trace with hash 218225715, now seen corresponding path program 1 times [2023-11-29 03:53:43,223 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:53:43,224 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1780270202] [2023-11-29 03:53:43,224 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:53:43,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:53:43,260 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 03:53:43,260 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [541452928] [2023-11-29 03:53:43,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:53:43,261 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 03:53:43,261 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:53:43,262 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 03:53:43,271 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-11-29 03:53:43,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 03:53:43,419 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 03:53:43,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 03:53:43,845 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 03:53:43,845 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-29 03:53:43,846 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-29 03:53:43,854 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2023-11-29 03:53:44,047 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 03:53:44,050 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:53:44,053 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-29 03:53:44,147 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet4 could not be translated [2023-11-29 03:53:44,148 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet4 could not be translated [2023-11-29 03:53:44,148 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet5 could not be translated [2023-11-29 03:53:44,175 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.11 03:53:44 BoogieIcfgContainer [2023-11-29 03:53:44,175 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-29 03:53:44,176 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-29 03:53:44,176 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-29 03:53:44,176 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-29 03:53:44,176 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 03:53:32" (3/4) ... [2023-11-29 03:53:44,178 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-29 03:53:44,179 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-29 03:53:44,179 INFO L158 Benchmark]: Toolchain (without parser) took 12586.29ms. Allocated memory was 144.7MB in the beginning and 213.9MB in the end (delta: 69.2MB). Free memory was 100.2MB in the beginning and 130.4MB in the end (delta: -30.3MB). Peak memory consumption was 40.9MB. Max. memory is 16.1GB. [2023-11-29 03:53:44,179 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 104.9MB. Free memory is still 55.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 03:53:44,180 INFO L158 Benchmark]: CACSL2BoogieTranslator took 323.91ms. Allocated memory is still 144.7MB. Free memory was 100.2MB in the beginning and 84.6MB in the end (delta: 15.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-29 03:53:44,180 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.16ms. Allocated memory is still 144.7MB. Free memory was 84.6MB in the beginning and 79.6MB in the end (delta: 5.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-29 03:53:44,180 INFO L158 Benchmark]: Boogie Preprocessor took 64.74ms. Allocated memory is still 144.7MB. Free memory was 79.6MB in the beginning and 73.7MB in the end (delta: 5.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-29 03:53:44,181 INFO L158 Benchmark]: RCFGBuilder took 603.00ms. Allocated memory is still 144.7MB. Free memory was 73.7MB in the beginning and 89.8MB in the end (delta: -16.1MB). Peak memory consumption was 15.8MB. Max. memory is 16.1GB. [2023-11-29 03:53:44,181 INFO L158 Benchmark]: TraceAbstraction took 11515.92ms. Allocated memory was 144.7MB in the beginning and 213.9MB in the end (delta: 69.2MB). Free memory was 89.1MB in the beginning and 130.4MB in the end (delta: -41.4MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-11-29 03:53:44,181 INFO L158 Benchmark]: Witness Printer took 3.17ms. Allocated memory is still 213.9MB. Free memory is still 130.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 03:53:44,183 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 104.9MB. Free memory is still 55.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 323.91ms. Allocated memory is still 144.7MB. Free memory was 100.2MB in the beginning and 84.6MB in the end (delta: 15.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.16ms. Allocated memory is still 144.7MB. Free memory was 84.6MB in the beginning and 79.6MB in the end (delta: 5.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 64.74ms. Allocated memory is still 144.7MB. Free memory was 79.6MB in the beginning and 73.7MB in the end (delta: 5.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 603.00ms. Allocated memory is still 144.7MB. Free memory was 73.7MB in the beginning and 89.8MB in the end (delta: -16.1MB). Peak memory consumption was 15.8MB. Max. memory is 16.1GB. * TraceAbstraction took 11515.92ms. Allocated memory was 144.7MB in the beginning and 213.9MB in the end (delta: 69.2MB). Free memory was 89.1MB in the beginning and 130.4MB in the end (delta: -41.4MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Witness Printer took 3.17ms. Allocated memory is still 213.9MB. Free memory is still 130.4MB. 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 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 198. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 2; [L23] float var_1_2 = 255.5; [L24] float var_1_3 = 99.8; [L25] signed char var_1_4 = -25; [L26] float var_1_6 = 255.25; [L27] unsigned short int var_1_7 = 16; [L28] signed char var_1_8 = -10; [L29] signed char var_1_9 = -8; [L30] unsigned short int var_1_10 = 8; [L31] unsigned short int var_1_11 = 10000; [L32] unsigned short int var_1_12 = 5; [L33] signed short int var_1_13 = 200; [L34] unsigned char var_1_15 = 0; [L35] unsigned short int var_1_16 = 35895; [L36] unsigned short int var_1_17 = 18336; [L37] unsigned char var_1_18 = 0; [L38] signed long int var_1_19 = -50; [L39] unsigned char var_1_20 = 10; [L40] unsigned char var_1_22 = 100; [L41] unsigned char var_1_23 = 16; [L42] signed long int var_1_24 = -256; [L43] unsigned char var_1_25 = 1; [L44] unsigned char var_1_30 = 25; [L45] signed char var_1_32 = 1; [L46] unsigned char var_1_33 = 200; [L47] unsigned char var_1_34 = 64; [L48] unsigned char var_1_35 = 64; [L49] unsigned char var_1_36 = 8; [L50] unsigned short int var_1_37 = 500; [L51] unsigned char var_1_38 = 32; [L52] unsigned short int var_1_39 = 25; [L53] signed char last_1_var_1_8 = -10; [L54] unsigned char last_1_var_1_15 = 0; [L55] signed long int last_1_var_1_19 = -50; [L202] isInitial = 1 [L203] FCALL initially() [L204] COND TRUE 1 [L205] CALL updateLastVariables() [L193] last_1_var_1_8 = var_1_8 [L194] last_1_var_1_15 = var_1_15 [L195] last_1_var_1_19 = var_1_19 [L205] RET updateLastVariables() [L206] CALL updateVariables() [L142] var_1_2 = __VERIFIER_nondet_float() [L143] CALL assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_3=499/5, var_1_4=-25, var_1_6=1021/4, var_1_7=16, var_1_8=-10, var_1_9=-8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_3=499/5, var_1_4=-25, var_1_6=1021/4, var_1_7=16, var_1_8=-10, var_1_9=-8] [L143] RET assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_3=499/5, var_1_4=-25, var_1_6=1021/4, var_1_7=16, var_1_8=-10, var_1_9=-8] [L144] var_1_3 = __VERIFIER_nondet_float() [L145] CALL assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=-25, var_1_6=1021/4, var_1_7=16, var_1_8=-10, var_1_9=-8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=-25, var_1_6=1021/4, var_1_7=16, var_1_8=-10, var_1_9=-8] [L145] RET assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=-25, var_1_6=1021/4, var_1_7=16, var_1_8=-10, var_1_9=-8] [L146] var_1_4 = __VERIFIER_nondet_char() [L147] CALL assume_abort_if_not(var_1_4 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_6=1021/4, var_1_7=16, var_1_8=-10, var_1_9=-8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_6=1021/4, var_1_7=16, var_1_8=-10, var_1_9=-8] [L147] RET assume_abort_if_not(var_1_4 >= -127) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_6=1021/4, var_1_7=16, var_1_8=-10, var_1_9=-8] [L148] CALL assume_abort_if_not(var_1_4 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_6=1021/4, var_1_7=16, var_1_8=-10, var_1_9=-8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_6=1021/4, var_1_7=16, var_1_8=-10, var_1_9=-8] [L148] RET assume_abort_if_not(var_1_4 <= 127) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_6=1021/4, var_1_7=16, var_1_8=-10, var_1_9=-8] [L149] var_1_6 = __VERIFIER_nondet_float() [L150] CALL assume_abort_if_not((var_1_6 >= -922337.2036854776000e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854776000e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=16, var_1_8=-10, var_1_9=-8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=16, var_1_8=-10, var_1_9=-8] [L150] RET assume_abort_if_not((var_1_6 >= -922337.2036854776000e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854776000e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=16, var_1_8=-10, var_1_9=-8] [L151] var_1_7 = __VERIFIER_nondet_ushort() [L152] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_8=-10, var_1_9=-8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_8=-10, var_1_9=-8] [L152] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_8=-10, var_1_9=-8] [L153] CALL assume_abort_if_not(var_1_7 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-8] [L153] RET assume_abort_if_not(var_1_7 <= 65534) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-8] [L154] var_1_9 = __VERIFIER_nondet_char() [L155] CALL assume_abort_if_not(var_1_9 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L155] RET assume_abort_if_not(var_1_9 >= -127) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L156] CALL assume_abort_if_not(var_1_9 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L156] RET assume_abort_if_not(var_1_9 <= 126) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L157] var_1_11 = __VERIFIER_nondet_ushort() [L158] CALL assume_abort_if_not(var_1_11 >= 8191) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L158] RET assume_abort_if_not(var_1_11 >= 8191) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L159] CALL assume_abort_if_not(var_1_11 <= 16384) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L159] RET assume_abort_if_not(var_1_11 <= 16384) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L160] var_1_12 = __VERIFIER_nondet_ushort() [L161] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L161] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L162] CALL assume_abort_if_not(var_1_12 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L162] RET assume_abort_if_not(var_1_12 <= 16383) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L163] var_1_16 = __VERIFIER_nondet_ushort() [L164] CALL assume_abort_if_not(var_1_16 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L164] RET assume_abort_if_not(var_1_16 >= 32767) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L165] CALL assume_abort_if_not(var_1_16 <= 65535) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L165] RET assume_abort_if_not(var_1_16 <= 65535) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L166] var_1_17 = __VERIFIER_nondet_ushort() [L167] CALL assume_abort_if_not(var_1_17 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L167] RET assume_abort_if_not(var_1_17 >= 16383) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L168] CALL assume_abort_if_not(var_1_17 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L168] RET assume_abort_if_not(var_1_17 <= 32767) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L169] var_1_18 = __VERIFIER_nondet_uchar() [L170] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L170] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L171] CALL assume_abort_if_not(var_1_18 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L171] RET assume_abort_if_not(var_1_18 <= 0) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=100, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L172] var_1_22 = __VERIFIER_nondet_uchar() [L173] CALL assume_abort_if_not(var_1_22 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L173] RET assume_abort_if_not(var_1_22 >= 0) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L174] CALL assume_abort_if_not(var_1_22 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=0, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=0, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L174] RET assume_abort_if_not(var_1_22 <= 254) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=0, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=1, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L175] var_1_32 = __VERIFIER_nondet_char() [L176] CALL assume_abort_if_not(var_1_32 >= -128) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=0, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=2, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=0, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=2, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L176] RET assume_abort_if_not(var_1_32 >= -128) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=0, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=2, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L177] CALL assume_abort_if_not(var_1_32 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=0, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=2, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=0, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=2, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L177] RET assume_abort_if_not(var_1_32 <= 127) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=0, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=2, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L178] CALL assume_abort_if_not(var_1_32 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=0, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=2, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=0, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=2, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L178] RET assume_abort_if_not(var_1_32 != 0) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=0, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=2, var_1_33=200, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L179] var_1_33 = __VERIFIER_nondet_uchar() [L180] CALL assume_abort_if_not(var_1_33 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=0, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=2, var_1_33=127, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=0, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=2, var_1_33=127, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L180] RET assume_abort_if_not(var_1_33 >= 127) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=0, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=2, var_1_33=127, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L181] CALL assume_abort_if_not(var_1_33 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=0, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=2, var_1_33=127, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=0, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=2, var_1_33=127, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L181] RET assume_abort_if_not(var_1_33 <= 254) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=0, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=2, var_1_33=127, var_1_34=64, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L182] var_1_34 = __VERIFIER_nondet_uchar() [L183] CALL assume_abort_if_not(var_1_34 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=0, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=2, var_1_33=127, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=0, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=2, var_1_33=127, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L183] RET assume_abort_if_not(var_1_34 >= 0) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=0, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=2, var_1_33=127, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L184] CALL assume_abort_if_not(var_1_34 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=0, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=2, var_1_33=127, var_1_34=0, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=0, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=2, var_1_33=127, var_1_34=0, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L184] RET assume_abort_if_not(var_1_34 <= 127) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=0, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=2, var_1_33=127, var_1_34=0, var_1_35=64, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L185] var_1_35 = __VERIFIER_nondet_uchar() [L186] CALL assume_abort_if_not(var_1_35 >= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=0, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=2, var_1_33=127, var_1_34=0, var_1_35=63, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=0, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=2, var_1_33=127, var_1_34=0, var_1_35=63, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L186] RET assume_abort_if_not(var_1_35 >= 63) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=0, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=2, var_1_33=127, var_1_34=0, var_1_35=63, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L187] CALL assume_abort_if_not(var_1_35 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=0, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=2, var_1_33=127, var_1_34=0, var_1_35=63, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=0, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=2, var_1_33=127, var_1_34=0, var_1_35=63, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L187] RET assume_abort_if_not(var_1_35 <= 127) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=0, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=2, var_1_33=127, var_1_34=0, var_1_35=63, var_1_36=8, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L188] var_1_36 = __VERIFIER_nondet_uchar() [L189] CALL assume_abort_if_not(var_1_36 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=0, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=2, var_1_33=127, var_1_34=0, var_1_35=63, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=0, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=2, var_1_33=127, var_1_34=0, var_1_35=63, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L189] RET assume_abort_if_not(var_1_36 >= 0) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=0, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=2, var_1_33=127, var_1_34=0, var_1_35=63, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L190] CALL assume_abort_if_not(var_1_36 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=0, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=2, var_1_33=127, var_1_34=0, var_1_35=63, var_1_36=63, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=0, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=2, var_1_33=127, var_1_34=0, var_1_35=63, var_1_36=63, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L190] RET assume_abort_if_not(var_1_36 <= 63) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=0, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=2, var_1_33=127, var_1_34=0, var_1_35=63, var_1_36=63, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L206] RET updateVariables() [L207] CALL step() [L59] signed long int stepLocal_0 = (((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4)); VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, stepLocal_0=0, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_20=10, var_1_22=0, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=2, var_1_33=127, var_1_34=0, var_1_35=63, var_1_36=63, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L60] COND FALSE !(stepLocal_0 <= last_1_var_1_8) [L67] var_1_1 = var_1_7 VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, stepLocal_0=0, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=1, var_1_20=10, var_1_22=0, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=2, var_1_33=127, var_1_34=0, var_1_35=63, var_1_36=63, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-10, var_1_9=-1] [L69] COND TRUE (- var_1_7) < (var_1_1 * var_1_4) [L70] var_1_8 = var_1_9 VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, stepLocal_0=0, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=1, var_1_20=10, var_1_22=0, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=2, var_1_33=127, var_1_34=0, var_1_35=63, var_1_36=63, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-1, var_1_9=-1] [L72] COND FALSE !((var_1_6 * var_1_2) <= var_1_3) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, stepLocal_0=0, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=1, var_1_20=10, var_1_22=0, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=2, var_1_33=127, var_1_34=0, var_1_35=63, var_1_36=63, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-1, var_1_9=-1] [L79] signed long int stepLocal_1 = var_1_16 - (var_1_17 - 256); VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, stepLocal_0=0, stepLocal_1=45822, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=1, var_1_20=10, var_1_22=0, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=2, var_1_33=127, var_1_34=0, var_1_35=63, var_1_36=63, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-1, var_1_9=-1] [L80] COND FALSE !(var_1_3 != var_1_6) [L87] var_1_15 = var_1_18 VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, stepLocal_0=0, stepLocal_1=45822, var_1_10=8, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=1, var_1_20=10, var_1_22=0, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=2, var_1_33=127, var_1_34=0, var_1_35=63, var_1_36=63, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-1, var_1_9=-1] [L89] var_1_10 = (50 + ((var_1_11 + 10000) - var_1_12)) [L90] unsigned short int stepLocal_4 = var_1_1; [L91] signed long int stepLocal_3 = var_1_7 + (128 + var_1_1); [L92] signed long int stepLocal_2 = - var_1_10; VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, stepLocal_0=0, stepLocal_1=45822, stepLocal_2=-19968, stepLocal_3=130, stepLocal_4=1, var_1_10=19968, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=1, var_1_20=10, var_1_22=0, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=2, var_1_33=127, var_1_34=0, var_1_35=63, var_1_36=63, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-1, var_1_9=-1] [L93] COND FALSE !(var_1_1 < stepLocal_2) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, stepLocal_0=0, stepLocal_1=45822, stepLocal_2=-19968, stepLocal_3=130, stepLocal_4=1, var_1_10=19968, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=-50, var_1_1=1, var_1_20=10, var_1_22=0, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=2, var_1_33=127, var_1_34=0, var_1_35=63, var_1_36=63, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-1, var_1_9=-1] [L98] COND TRUE stepLocal_4 < (((((var_1_10) < (var_1_17)) ? (var_1_10) : (var_1_17))) / var_1_11) [L99] var_1_19 = ((((var_1_7) > (var_1_9)) ? (var_1_7) : (var_1_9))) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, stepLocal_0=0, stepLocal_1=45822, stepLocal_2=-19968, stepLocal_3=130, stepLocal_4=1, var_1_10=19968, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=10, var_1_22=0, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=2, var_1_33=127, var_1_34=0, var_1_35=63, var_1_36=63, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-1, var_1_9=-1] [L104] COND FALSE !(var_1_7 <= -1) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, stepLocal_0=0, stepLocal_1=45822, stepLocal_2=-19968, stepLocal_3=130, stepLocal_4=1, var_1_10=19968, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=10, var_1_22=0, var_1_23=16, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=2, var_1_33=127, var_1_34=0, var_1_35=63, var_1_36=63, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-1, var_1_9=-1] [L107] var_1_23 = var_1_22 VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, stepLocal_0=0, stepLocal_1=45822, stepLocal_2=-19968, stepLocal_3=130, stepLocal_4=1, var_1_10=19968, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=10, var_1_22=0, var_1_23=0, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=2, var_1_33=127, var_1_34=0, var_1_35=63, var_1_36=63, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-1, var_1_9=-1] [L108] EXPR var_1_22 >> var_1_4 VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, stepLocal_0=0, stepLocal_1=45822, stepLocal_2=-19968, stepLocal_3=130, stepLocal_4=1, var_1_10=19968, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=10, var_1_22=0, var_1_23=0, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=2, var_1_33=127, var_1_34=0, var_1_35=63, var_1_36=63, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-1, var_1_9=-1] [L108] EXPR var_1_8 & (var_1_22 >> var_1_4) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, stepLocal_0=0, stepLocal_1=45822, stepLocal_2=-19968, stepLocal_3=130, stepLocal_4=1, var_1_10=19968, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=10, var_1_22=0, var_1_23=0, var_1_24=-256, var_1_25=1, var_1_30=25, var_1_32=2, var_1_33=127, var_1_34=0, var_1_35=63, var_1_36=63, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-1, var_1_9=-1] [L108] COND TRUE var_1_13 >= (var_1_8 & (var_1_22 >> var_1_4)) [L109] var_1_24 = (var_1_22 - ((((var_1_13) < 0 ) ? -(var_1_13) : (var_1_13)))) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, stepLocal_0=0, stepLocal_1=45822, stepLocal_2=-19968, stepLocal_3=130, stepLocal_4=1, var_1_10=19968, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=10, var_1_22=0, var_1_23=0, var_1_24=-200, var_1_25=1, var_1_30=25, var_1_32=2, var_1_33=127, var_1_34=0, var_1_35=63, var_1_36=63, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-1, var_1_9=-1] [L115] COND TRUE var_1_16 >= (-128 & var_1_11) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, stepLocal_0=0, stepLocal_1=45822, stepLocal_2=-19968, stepLocal_3=130, stepLocal_4=1, var_1_10=19968, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=10, var_1_22=0, var_1_23=0, var_1_24=-200, var_1_25=1, var_1_30=25, var_1_32=2, var_1_33=127, var_1_34=0, var_1_35=63, var_1_36=63, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-1, var_1_9=-1] [L116] COND FALSE !((((((var_1_3) > (var_1_3)) ? (var_1_3) : (var_1_3))) <= var_1_3) && var_1_18) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, stepLocal_0=0, stepLocal_1=45822, stepLocal_2=-19968, stepLocal_3=130, stepLocal_4=1, var_1_10=19968, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=10, var_1_22=0, var_1_23=0, var_1_24=-200, var_1_25=1, var_1_30=25, var_1_32=2, var_1_33=127, var_1_34=0, var_1_35=63, var_1_36=63, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-1, var_1_9=-1] [L122] COND FALSE !(\read(var_1_18)) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, stepLocal_0=0, stepLocal_1=45822, stepLocal_2=-19968, stepLocal_3=130, stepLocal_4=1, var_1_10=19968, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=10, var_1_22=0, var_1_23=0, var_1_24=-200, var_1_25=1, var_1_30=25, var_1_32=2, var_1_33=127, var_1_34=0, var_1_35=63, var_1_36=63, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-1, var_1_9=-1] [L125] COND TRUE ! var_1_15 VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, stepLocal_0=0, stepLocal_1=45822, stepLocal_2=-19968, stepLocal_3=130, stepLocal_4=1, var_1_10=19968, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=10, var_1_22=0, var_1_23=0, var_1_24=-200, var_1_25=1, var_1_30=25, var_1_32=2, var_1_33=127, var_1_34=0, var_1_35=63, var_1_36=63, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-1, var_1_9=-1] [L126] COND TRUE (var_1_9 % var_1_32) <= var_1_11 [L127] var_1_30 = (var_1_33 - ((((var_1_34) > ((var_1_35 - var_1_36))) ? (var_1_34) : ((var_1_35 - var_1_36))))) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, stepLocal_0=0, stepLocal_1=45822, stepLocal_2=-19968, stepLocal_3=130, stepLocal_4=1, var_1_10=19968, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=10, var_1_22=0, var_1_23=0, var_1_24=-200, var_1_25=1, var_1_30=127, var_1_32=2, var_1_33=127, var_1_34=0, var_1_35=63, var_1_36=63, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-1, var_1_9=-1] [L131] COND TRUE ((((var_1_1) > (var_1_10)) ? (var_1_1) : (var_1_10))) > var_1_32 VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, stepLocal_0=0, stepLocal_1=45822, stepLocal_2=-19968, stepLocal_3=130, stepLocal_4=1, var_1_10=19968, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=10, var_1_22=0, var_1_23=0, var_1_24=-200, var_1_25=1, var_1_30=127, var_1_32=2, var_1_33=127, var_1_34=0, var_1_35=63, var_1_36=63, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-1, var_1_9=-1] [L132] COND TRUE ! var_1_18 VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, stepLocal_0=0, stepLocal_1=45822, stepLocal_2=-19968, stepLocal_3=130, stepLocal_4=1, var_1_10=19968, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=10, var_1_22=0, var_1_23=0, var_1_24=-200, var_1_25=1, var_1_30=127, var_1_32=2, var_1_33=127, var_1_34=0, var_1_35=63, var_1_36=63, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-1, var_1_9=-1] [L133] COND FALSE !(\read(var_1_18)) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, stepLocal_0=0, stepLocal_1=45822, stepLocal_2=-19968, stepLocal_3=130, stepLocal_4=1, var_1_10=19968, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=10, var_1_22=0, var_1_23=0, var_1_24=-200, var_1_25=1, var_1_30=127, var_1_32=2, var_1_33=127, var_1_34=0, var_1_35=63, var_1_36=63, var_1_37=500, var_1_38=32, var_1_39=25, var_1_4=0, var_1_7=1, var_1_8=-1, var_1_9=-1] [L138] var_1_38 = var_1_34 [L139] var_1_39 = var_1_11 [L207] RET step() [L208] CALL, EXPR property() [L198-L199] return ((((((((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))) <= last_1_var_1_8) ? (((- var_1_3) > ((((var_1_2) > (var_1_6)) ? (var_1_2) : (var_1_6)))) ? (var_1_1 == ((unsigned short int) var_1_7)) : (var_1_1 == ((unsigned short int) var_1_7))) : (var_1_1 == ((unsigned short int) var_1_7))) && (((- var_1_7) < (var_1_1 * var_1_4)) ? (var_1_8 == ((signed char) var_1_9)) : 1)) && (var_1_10 == ((unsigned short int) (50 + ((var_1_11 + 10000) - var_1_12))))) && (((var_1_6 * var_1_2) <= var_1_3) ? (last_1_var_1_15 ? (var_1_13 == ((signed short int) (-10 + var_1_12))) : (var_1_13 == ((signed short int) var_1_4))) : 1)) && ((var_1_3 != var_1_6) ? ((var_1_13 >= (var_1_16 - (var_1_17 - 256))) ? (var_1_15 == ((unsigned char) var_1_18)) : (var_1_15 == ((unsigned char) var_1_18))) : (var_1_15 == ((unsigned char) var_1_18)))) && ((var_1_1 < (- var_1_10)) ? (((var_1_7 + (128 + var_1_1)) <= last_1_var_1_19) ? (var_1_19 == ((signed long int) var_1_4)) : 1) : ((var_1_1 < (((((var_1_10) < (var_1_17)) ? (var_1_10) : (var_1_17))) / var_1_11)) ? (var_1_19 == ((signed long int) ((((var_1_7) > (var_1_9)) ? (var_1_7) : (var_1_9))))) : (var_1_19 == ((signed long int) var_1_16)))) ; [L208] RET, EXPR property() [L208] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=19968, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=10, var_1_22=0, var_1_23=0, var_1_24=-200, var_1_25=1, var_1_30=127, var_1_32=2, var_1_33=127, var_1_34=0, var_1_35=63, var_1_36=63, var_1_37=500, var_1_38=0, var_1_39=9984, var_1_4=0, var_1_7=1, var_1_8=-1, var_1_9=-1] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=19968, var_1_11=9984, var_1_12=66, var_1_13=200, var_1_15=0, var_1_16=65535, var_1_17=19969, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=10, var_1_22=0, var_1_23=0, var_1_24=-200, var_1_25=1, var_1_30=127, var_1_32=2, var_1_33=127, var_1_34=0, var_1_35=63, var_1_36=63, var_1_37=500, var_1_38=0, var_1_39=9984, var_1_4=0, var_1_7=1, var_1_8=-1, var_1_9=-1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 92 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 11.3s, OverallIterations: 7, TraceHistogramMax: 32, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 2.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 563 SdHoareTripleChecker+Valid, 1.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 525 mSDsluCounter, 1674 SdHoareTripleChecker+Invalid, 1.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 940 mSDsCounter, 213 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1442 IncrementalHoareTripleChecker+Invalid, 1655 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 213 mSolverCounterUnsat, 734 mSDtfsCounter, 1442 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1752 GetRequests, 1671 SyntacticMatches, 1 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 651 ImplicationChecksByTransitivity, 3.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=172occurred in iteration=6, InterpolantAutomatonStates: 73, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 6 MinimizatonAttempts, 51 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 5.4s InterpolantComputationTime, 1595 NumberOfCodeBlocks, 1595 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 1584 ConstructedInterpolants, 0 QuantifiedInterpolants, 6343 SizeOfPredicates, 24 NumberOfNonLiveVariables, 2803 ConjunctsInSsa, 52 ConjunctsInUnsatCore, 8 InterpolantComputations, 3 PerfectInterpolantSequences, 15371/15872 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-29 03:53:44,220 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-77.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b3ab8989cae4393a8cbf1c0c6e0a27c5ce2ad38815cddf562090bcf36daabdd7 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 03:53:46,136 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 03:53:46,212 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-29 03:53:46,219 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 03:53:46,219 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 03:53:46,250 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 03:53:46,251 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 03:53:46,251 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 03:53:46,252 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 03:53:46,252 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 03:53:46,253 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 03:53:46,253 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 03:53:46,254 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 03:53:46,255 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 03:53:46,255 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 03:53:46,256 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 03:53:46,257 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 03:53:46,257 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 03:53:46,258 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 03:53:46,258 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 03:53:46,259 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 03:53:46,259 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 03:53:46,260 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 03:53:46,260 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-29 03:53:46,261 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-29 03:53:46,261 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-29 03:53:46,262 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 03:53:46,262 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 03:53:46,263 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 03:53:46,263 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 03:53:46,264 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 03:53:46,264 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 03:53:46,264 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 03:53:46,265 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 03:53:46,265 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 03:53:46,265 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 03:53:46,265 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 03:53:46,266 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-29 03:53:46,266 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-29 03:53:46,266 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 03:53:46,266 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 03:53:46,267 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 03:53:46,267 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 03:53:46,267 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 03:53:46,267 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-29 03:53:46,268 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_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b3ab8989cae4393a8cbf1c0c6e0a27c5ce2ad38815cddf562090bcf36daabdd7 [2023-11-29 03:53:46,554 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 03:53:46,575 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 03:53:46,577 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 03:53:46,579 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 03:53:46,579 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 03:53:46,580 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-77.i [2023-11-29 03:53:49,353 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 03:53:49,589 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 03:53:49,590 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-77.i [2023-11-29 03:53:49,601 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya/data/4c774c317/33f0382c2f684a99ad7a9076aaa772c6/FLAG1713c294f [2023-11-29 03:53:49,616 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya/data/4c774c317/33f0382c2f684a99ad7a9076aaa772c6 [2023-11-29 03:53:49,618 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 03:53:49,620 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 03:53:49,621 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 03:53:49,621 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 03:53:49,627 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 03:53:49,627 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 03:53:49" (1/1) ... [2023-11-29 03:53:49,628 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@191e5937 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:53:49, skipping insertion in model container [2023-11-29 03:53:49,629 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 03:53:49" (1/1) ... [2023-11-29 03:53:49,662 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 03:53:49,800 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_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-77.i[919,932] [2023-11-29 03:53:49,865 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 03:53:49,889 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 03:53:49,902 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_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-77.i[919,932] [2023-11-29 03:53:49,938 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 03:53:49,958 INFO L206 MainTranslator]: Completed translation [2023-11-29 03:53:49,959 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:53:49 WrapperNode [2023-11-29 03:53:49,959 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 03:53:49,960 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 03:53:49,960 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 03:53:49,960 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 03:53:49,968 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:53:49" (1/1) ... [2023-11-29 03:53:49,982 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:53:49" (1/1) ... [2023-11-29 03:53:50,012 INFO L138 Inliner]: procedures = 27, calls = 45, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 204 [2023-11-29 03:53:50,012 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 03:53:50,013 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 03:53:50,013 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 03:53:50,013 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 03:53:50,025 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:53:49" (1/1) ... [2023-11-29 03:53:50,025 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:53:49" (1/1) ... [2023-11-29 03:53:50,031 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:53:49" (1/1) ... [2023-11-29 03:53:50,046 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2023-11-29 03:53:50,047 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:53:49" (1/1) ... [2023-11-29 03:53:50,047 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:53:49" (1/1) ... [2023-11-29 03:53:50,058 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:53:49" (1/1) ... [2023-11-29 03:53:50,063 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:53:49" (1/1) ... [2023-11-29 03:53:50,066 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:53:49" (1/1) ... [2023-11-29 03:53:50,069 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:53:49" (1/1) ... [2023-11-29 03:53:50,073 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 03:53:50,074 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 03:53:50,075 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 03:53:50,075 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 03:53:50,076 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:53:49" (1/1) ... [2023-11-29 03:53:50,082 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 03:53:50,093 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:53:50,105 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 03:53:50,108 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 03:53:50,138 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 03:53:50,139 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-11-29 03:53:50,139 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-29 03:53:50,139 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-29 03:53:50,139 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 03:53:50,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 03:53:50,236 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 03:53:50,238 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 03:53:51,483 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 03:53:51,535 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 03:53:51,535 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 03:53:51,536 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 03:53:51 BoogieIcfgContainer [2023-11-29 03:53:51,536 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 03:53:51,538 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 03:53:51,538 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 03:53:51,541 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 03:53:51,541 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 03:53:49" (1/3) ... [2023-11-29 03:53:51,542 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@259dd29c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 03:53:51, skipping insertion in model container [2023-11-29 03:53:51,542 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:53:49" (2/3) ... [2023-11-29 03:53:51,542 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@259dd29c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 03:53:51, skipping insertion in model container [2023-11-29 03:53:51,542 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 03:53:51" (3/3) ... [2023-11-29 03:53:51,543 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-77.i [2023-11-29 03:53:51,558 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 03:53:51,558 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 03:53:51,622 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 03:53:51,627 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;@59b90bd3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 03:53:51,627 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 03:53:51,631 INFO L276 IsEmpty]: Start isEmpty. Operand has 86 states, 51 states have (on average 1.5098039215686274) internal successors, (77), 52 states have internal predecessors, (77), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-29 03:53:51,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2023-11-29 03:53:51,648 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:53:51,649 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:53:51,649 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:53:51,653 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:53:51,654 INFO L85 PathProgramCache]: Analyzing trace with hash 1685958618, now seen corresponding path program 1 times [2023-11-29 03:53:51,665 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 03:53:51,666 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [938894071] [2023-11-29 03:53:51,666 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:53:51,666 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 03:53:51,666 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 03:53:51,667 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 03:53:51,669 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-29 03:53:51,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:53:51,993 INFO L262 TraceCheckSpWp]: Trace formula consists of 324 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-29 03:53:52,007 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:53:52,071 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 854 proven. 0 refuted. 0 times theorem prover too weak. 1130 trivial. 0 not checked. [2023-11-29 03:53:52,071 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 03:53:52,072 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 03:53:52,073 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [938894071] [2023-11-29 03:53:52,073 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [938894071] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:53:52,073 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:53:52,074 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 03:53:52,076 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [829836923] [2023-11-29 03:53:52,076 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:53:52,081 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-29 03:53:52,082 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 03:53:52,110 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-29 03:53:52,110 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 03:53:52,113 INFO L87 Difference]: Start difference. First operand has 86 states, 51 states have (on average 1.5098039215686274) internal successors, (77), 52 states have internal predecessors, (77), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) Second operand has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-11-29 03:53:52,680 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:53:52,680 INFO L93 Difference]: Finished difference Result 169 states and 312 transitions. [2023-11-29 03:53:52,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-29 03:53:52,694 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 196 [2023-11-29 03:53:52,694 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:53:52,701 INFO L225 Difference]: With dead ends: 169 [2023-11-29 03:53:52,701 INFO L226 Difference]: Without dead ends: 84 [2023-11-29 03:53:52,705 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 195 GetRequests, 195 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 03:53:52,708 INFO L413 NwaCegarLoop]: 132 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 132 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-11-29 03:53:52,709 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 132 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-11-29 03:53:52,726 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2023-11-29 03:53:52,753 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 84. [2023-11-29 03:53:52,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 84 states, 50 states have (on average 1.42) internal successors, (71), 50 states have internal predecessors, (71), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-29 03:53:52,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 135 transitions. [2023-11-29 03:53:52,759 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 135 transitions. Word has length 196 [2023-11-29 03:53:52,760 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:53:52,760 INFO L495 AbstractCegarLoop]: Abstraction has 84 states and 135 transitions. [2023-11-29 03:53:52,760 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-11-29 03:53:52,761 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 135 transitions. [2023-11-29 03:53:52,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2023-11-29 03:53:52,766 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:53:52,766 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:53:52,777 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-29 03:53:52,967 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 03:53:52,967 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:53:52,968 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:53:52,968 INFO L85 PathProgramCache]: Analyzing trace with hash -1920396836, now seen corresponding path program 1 times [2023-11-29 03:53:52,969 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 03:53:52,970 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1429753328] [2023-11-29 03:53:52,970 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:53:52,970 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 03:53:52,970 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 03:53:52,971 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 03:53:52,972 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-29 03:53:53,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:53:53,235 INFO L262 TraceCheckSpWp]: Trace formula consists of 324 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-29 03:53:53,243 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:53:53,324 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-11-29 03:53:53,324 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 03:53:53,324 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 03:53:53,325 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1429753328] [2023-11-29 03:53:53,325 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1429753328] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:53:53,325 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:53:53,326 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 03:53:53,326 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [511005786] [2023-11-29 03:53:53,326 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:53:53,328 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 03:53:53,328 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 03:53:53,329 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 03:53:53,329 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 03:53:53,330 INFO L87 Difference]: Start difference. First operand 84 states and 135 transitions. Second operand has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-29 03:53:53,825 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:53:53,825 INFO L93 Difference]: Finished difference Result 166 states and 267 transitions. [2023-11-29 03:53:53,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 03:53:53,836 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 196 [2023-11-29 03:53:53,837 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:53:53,838 INFO L225 Difference]: With dead ends: 166 [2023-11-29 03:53:53,838 INFO L226 Difference]: Without dead ends: 83 [2023-11-29 03:53:53,839 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 195 GetRequests, 194 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 03:53:53,840 INFO L413 NwaCegarLoop]: 128 mSDtfsCounter, 25 mSDsluCounter, 102 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 25 SdHoareTripleChecker+Valid, 230 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-11-29 03:53:53,841 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [25 Valid, 230 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-11-29 03:53:53,841 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2023-11-29 03:53:53,849 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 83. [2023-11-29 03:53:53,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 83 states, 49 states have (on average 1.3877551020408163) internal successors, (68), 49 states have internal predecessors, (68), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-29 03:53:53,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 132 transitions. [2023-11-29 03:53:53,851 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 132 transitions. Word has length 196 [2023-11-29 03:53:53,852 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:53:53,853 INFO L495 AbstractCegarLoop]: Abstraction has 83 states and 132 transitions. [2023-11-29 03:53:53,853 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-29 03:53:53,853 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 132 transitions. [2023-11-29 03:53:53,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2023-11-29 03:53:53,856 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:53:53,856 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:53:53,863 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-29 03:53:54,057 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 03:53:54,058 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:53:54,058 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:53:54,058 INFO L85 PathProgramCache]: Analyzing trace with hash -688246564, now seen corresponding path program 1 times [2023-11-29 03:53:54,059 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 03:53:54,059 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1437214241] [2023-11-29 03:53:54,059 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:53:54,059 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 03:53:54,059 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 03:53:54,060 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 03:53:54,061 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-29 03:53:54,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:53:54,369 INFO L262 TraceCheckSpWp]: Trace formula consists of 324 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-29 03:53:54,375 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:53:54,673 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 1003 proven. 39 refuted. 0 times theorem prover too weak. 942 trivial. 0 not checked. [2023-11-29 03:53:54,674 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 03:53:54,987 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 54 proven. 39 refuted. 0 times theorem prover too weak. 1891 trivial. 0 not checked. [2023-11-29 03:53:54,987 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 03:53:54,987 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1437214241] [2023-11-29 03:53:54,988 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1437214241] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 03:53:54,988 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 03:53:54,988 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2023-11-29 03:53:54,988 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1499927951] [2023-11-29 03:53:54,989 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 03:53:54,990 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-29 03:53:54,990 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 03:53:54,991 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-29 03:53:54,991 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-11-29 03:53:54,992 INFO L87 Difference]: Start difference. First operand 83 states and 132 transitions. Second operand has 7 states, 7 states have (on average 6.857142857142857) internal successors, (48), 7 states have internal predecessors, (48), 2 states have call successors, (45), 2 states have call predecessors, (45), 4 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) [2023-11-29 03:53:55,853 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:53:55,853 INFO L93 Difference]: Finished difference Result 173 states and 270 transitions. [2023-11-29 03:53:55,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-29 03:53:55,854 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.857142857142857) internal successors, (48), 7 states have internal predecessors, (48), 2 states have call successors, (45), 2 states have call predecessors, (45), 4 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) Word has length 196 [2023-11-29 03:53:55,856 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:53:55,857 INFO L225 Difference]: With dead ends: 173 [2023-11-29 03:53:55,857 INFO L226 Difference]: Without dead ends: 91 [2023-11-29 03:53:55,859 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 394 GetRequests, 384 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2023-11-29 03:53:55,860 INFO L413 NwaCegarLoop]: 85 mSDtfsCounter, 145 mSDsluCounter, 102 mSDsCounter, 0 mSdLazyCounter, 189 mSolverCounterSat, 86 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 162 SdHoareTripleChecker+Valid, 187 SdHoareTripleChecker+Invalid, 275 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 86 IncrementalHoareTripleChecker+Valid, 189 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2023-11-29 03:53:55,861 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [162 Valid, 187 Invalid, 275 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [86 Valid, 189 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2023-11-29 03:53:55,862 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2023-11-29 03:53:55,874 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 87. [2023-11-29 03:53:55,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87 states, 52 states have (on average 1.2884615384615385) internal successors, (67), 52 states have internal predecessors, (67), 32 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-29 03:53:55,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 131 transitions. [2023-11-29 03:53:55,876 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 131 transitions. Word has length 196 [2023-11-29 03:53:55,877 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:53:55,877 INFO L495 AbstractCegarLoop]: Abstraction has 87 states and 131 transitions. [2023-11-29 03:53:55,877 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.857142857142857) internal successors, (48), 7 states have internal predecessors, (48), 2 states have call successors, (45), 2 states have call predecessors, (45), 4 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) [2023-11-29 03:53:55,877 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 131 transitions. [2023-11-29 03:53:55,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2023-11-29 03:53:55,881 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:53:55,881 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:53:55,888 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2023-11-29 03:53:56,082 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 03:53:56,082 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:53:56,083 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:53:56,083 INFO L85 PathProgramCache]: Analyzing trace with hash 176849920, now seen corresponding path program 1 times [2023-11-29 03:53:56,084 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 03:53:56,084 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1070146568] [2023-11-29 03:53:56,084 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:53:56,084 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 03:53:56,084 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 03:53:56,085 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 03:53:56,086 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-11-29 03:53:56,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:53:56,368 INFO L262 TraceCheckSpWp]: Trace formula consists of 324 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-29 03:53:56,373 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:53:56,643 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 1003 proven. 39 refuted. 0 times theorem prover too weak. 942 trivial. 0 not checked. [2023-11-29 03:53:56,643 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 03:53:56,903 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 54 proven. 39 refuted. 0 times theorem prover too weak. 1891 trivial. 0 not checked. [2023-11-29 03:53:56,903 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 03:53:56,903 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1070146568] [2023-11-29 03:53:56,904 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1070146568] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 03:53:56,904 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 03:53:56,904 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2023-11-29 03:53:56,904 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1379810310] [2023-11-29 03:53:56,904 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 03:53:56,905 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-29 03:53:56,906 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 03:53:56,906 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-29 03:53:56,911 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-11-29 03:53:56,911 INFO L87 Difference]: Start difference. First operand 87 states and 131 transitions. Second operand has 8 states, 8 states have (on average 6.125) internal successors, (49), 8 states have internal predecessors, (49), 2 states have call successors, (45), 2 states have call predecessors, (45), 4 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) [2023-11-29 03:53:58,122 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:53:58,123 INFO L93 Difference]: Finished difference Result 177 states and 265 transitions. [2023-11-29 03:53:58,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-29 03:53:58,123 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.125) internal successors, (49), 8 states have internal predecessors, (49), 2 states have call successors, (45), 2 states have call predecessors, (45), 4 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) Word has length 197 [2023-11-29 03:53:58,125 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:53:58,126 INFO L225 Difference]: With dead ends: 177 [2023-11-29 03:53:58,126 INFO L226 Difference]: Without dead ends: 91 [2023-11-29 03:53:58,127 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 400 GetRequests, 386 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=77, Invalid=133, Unknown=0, NotChecked=0, Total=210 [2023-11-29 03:53:58,128 INFO L413 NwaCegarLoop]: 83 mSDtfsCounter, 113 mSDsluCounter, 98 mSDsCounter, 0 mSdLazyCounter, 195 mSolverCounterSat, 110 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 115 SdHoareTripleChecker+Valid, 181 SdHoareTripleChecker+Invalid, 305 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 110 IncrementalHoareTripleChecker+Valid, 195 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2023-11-29 03:53:58,129 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [115 Valid, 181 Invalid, 305 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [110 Valid, 195 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2023-11-29 03:53:58,130 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2023-11-29 03:53:58,142 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 87. [2023-11-29 03:53:58,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87 states, 52 states have (on average 1.2692307692307692) internal successors, (66), 52 states have internal predecessors, (66), 32 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-29 03:53:58,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 130 transitions. [2023-11-29 03:53:58,144 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 130 transitions. Word has length 197 [2023-11-29 03:53:58,145 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:53:58,145 INFO L495 AbstractCegarLoop]: Abstraction has 87 states and 130 transitions. [2023-11-29 03:53:58,146 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.125) internal successors, (49), 8 states have internal predecessors, (49), 2 states have call successors, (45), 2 states have call predecessors, (45), 4 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) [2023-11-29 03:53:58,146 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 130 transitions. [2023-11-29 03:53:58,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2023-11-29 03:53:58,147 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:53:58,148 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:53:58,155 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0 [2023-11-29 03:53:58,348 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 03:53:58,348 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:53:58,349 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:53:58,349 INFO L85 PathProgramCache]: Analyzing trace with hash 934128033, now seen corresponding path program 1 times [2023-11-29 03:53:58,350 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 03:53:58,350 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [780812494] [2023-11-29 03:53:58,350 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:53:58,350 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 03:53:58,350 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 03:53:58,351 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 03:53:58,352 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2023-11-29 03:53:58,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:53:58,627 INFO L262 TraceCheckSpWp]: Trace formula consists of 326 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-29 03:53:58,633 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:53:59,317 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 1062 proven. 114 refuted. 0 times theorem prover too weak. 808 trivial. 0 not checked. [2023-11-29 03:53:59,318 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 03:53:59,564 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 03:53:59,564 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [780812494] [2023-11-29 03:53:59,564 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [780812494] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 03:53:59,564 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1628830660] [2023-11-29 03:53:59,564 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:53:59,565 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-29 03:53:59,565 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 [2023-11-29 03:53:59,567 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-29 03:53:59,568 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2023-11-29 03:54:00,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:54:00,219 INFO L262 TraceCheckSpWp]: Trace formula consists of 326 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-29 03:54:00,222 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:54:00,900 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 1062 proven. 114 refuted. 0 times theorem prover too weak. 808 trivial. 0 not checked. [2023-11-29 03:54:00,900 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 03:54:01,097 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1628830660] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 03:54:01,098 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 03:54:01,098 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 8 [2023-11-29 03:54:01,098 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [424658706] [2023-11-29 03:54:01,098 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 03:54:01,099 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-29 03:54:01,099 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 03:54:01,100 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-29 03:54:01,100 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2023-11-29 03:54:01,100 INFO L87 Difference]: Start difference. First operand 87 states and 130 transitions. Second operand has 8 states, 8 states have (on average 6.625) internal successors, (53), 8 states have internal predecessors, (53), 3 states have call successors, (32), 3 states have call predecessors, (32), 5 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2023-11-29 03:54:02,366 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:54:02,367 INFO L93 Difference]: Finished difference Result 187 states and 271 transitions. [2023-11-29 03:54:02,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-11-29 03:54:02,382 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.625) internal successors, (53), 8 states have internal predecessors, (53), 3 states have call successors, (32), 3 states have call predecessors, (32), 5 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) Word has length 198 [2023-11-29 03:54:02,383 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:54:02,384 INFO L225 Difference]: With dead ends: 187 [2023-11-29 03:54:02,384 INFO L226 Difference]: Without dead ends: 101 [2023-11-29 03:54:02,385 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 638 GetRequests, 625 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=70, Invalid=140, Unknown=0, NotChecked=0, Total=210 [2023-11-29 03:54:02,386 INFO L413 NwaCegarLoop]: 83 mSDtfsCounter, 53 mSDsluCounter, 202 mSDsCounter, 0 mSdLazyCounter, 347 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 62 SdHoareTripleChecker+Valid, 285 SdHoareTripleChecker+Invalid, 358 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 347 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2023-11-29 03:54:02,386 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [62 Valid, 285 Invalid, 358 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 347 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2023-11-29 03:54:02,387 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2023-11-29 03:54:02,399 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 95. [2023-11-29 03:54:02,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 95 states, 58 states have (on average 1.2241379310344827) internal successors, (71), 58 states have internal predecessors, (71), 32 states have call successors, (32), 4 states have call predecessors, (32), 4 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-29 03:54:02,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 135 transitions. [2023-11-29 03:54:02,401 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 135 transitions. Word has length 198 [2023-11-29 03:54:02,402 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:54:02,402 INFO L495 AbstractCegarLoop]: Abstraction has 95 states and 135 transitions. [2023-11-29 03:54:02,403 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.625) internal successors, (53), 8 states have internal predecessors, (53), 3 states have call successors, (32), 3 states have call predecessors, (32), 5 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2023-11-29 03:54:02,403 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 135 transitions. [2023-11-29 03:54:02,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2023-11-29 03:54:02,405 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:54:02,405 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:54:02,413 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Ended with exit code 0 [2023-11-29 03:54:02,611 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2023-11-29 03:54:02,806 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt [2023-11-29 03:54:02,806 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:54:02,806 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:54:02,806 INFO L85 PathProgramCache]: Analyzing trace with hash -810109543, now seen corresponding path program 1 times [2023-11-29 03:54:02,807 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 03:54:02,807 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1204419037] [2023-11-29 03:54:02,807 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:54:02,807 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 03:54:02,807 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 03:54:02,808 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 03:54:02,809 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2023-11-29 03:54:03,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:54:03,057 INFO L262 TraceCheckSpWp]: Trace formula consists of 326 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-29 03:54:03,061 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:54:04,341 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 969 proven. 177 refuted. 0 times theorem prover too weak. 838 trivial. 0 not checked. [2023-11-29 03:54:04,341 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 03:54:04,973 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 03:54:04,973 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1204419037] [2023-11-29 03:54:04,973 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1204419037] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 03:54:04,973 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [422081158] [2023-11-29 03:54:04,973 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:54:04,973 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-29 03:54:04,974 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 [2023-11-29 03:54:04,975 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-29 03:54:04,978 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2023-11-29 03:54:05,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:54:05,853 INFO L262 TraceCheckSpWp]: Trace formula consists of 326 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-29 03:54:05,858 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:54:10,327 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 1179 proven. 204 refuted. 0 times theorem prover too weak. 601 trivial. 0 not checked. [2023-11-29 03:54:10,327 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 03:54:16,400 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [422081158] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 03:54:16,400 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 03:54:16,401 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 15] total 17 [2023-11-29 03:54:16,401 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [5349928] [2023-11-29 03:54:16,401 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 03:54:16,401 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2023-11-29 03:54:16,402 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 03:54:16,402 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2023-11-29 03:54:16,403 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=83, Invalid=297, Unknown=0, NotChecked=0, Total=380 [2023-11-29 03:54:16,403 INFO L87 Difference]: Start difference. First operand 95 states and 135 transitions. Second operand has 17 states, 17 states have (on average 5.294117647058823) internal successors, (90), 15 states have internal predecessors, (90), 6 states have call successors, (51), 6 states have call predecessors, (51), 8 states have return successors, (52), 6 states have call predecessors, (52), 6 states have call successors, (52) [2023-11-29 03:54:37,675 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 03:54:58,562 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.92s for a HTC check with result VALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 03:55:02,633 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 03:55:09,826 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 03:55:23,780 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 03:55:30,877 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result VALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 03:55:35,636 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 03:55:40,258 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.49s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 03:55:45,030 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 03:55:51,602 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 03:55:54,400 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 03:56:40,427 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.57s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 03:56:48,300 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.72s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 03:57:08,578 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.55s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 03:57:18,760 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 03:57:21,543 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.37s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 03:57:30,856 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 03:57:43,626 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result VALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 03:57:48,506 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.34s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 03:57:53,426 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 03:57:55,486 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.44s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 03:57:57,379 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 03:58:02,812 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 03:58:05,743 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.36s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 03:58:10,040 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 03:58:16,750 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 03:58:22,712 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 03:58:27,775 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.91s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 03:58:32,379 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.76s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 03:58:38,361 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 03:58:41,392 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.52s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 03:58:46,372 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 03:58:51,061 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 03:58:53,069 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.22s for a HTC check with result VALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 03:58:57,126 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 03:59:01,347 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 03:59:02,187 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:59:02,187 INFO L93 Difference]: Finished difference Result 335 states and 446 transitions. [2023-11-29 03:59:02,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2023-11-29 03:59:02,197 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 5.294117647058823) internal successors, (90), 15 states have internal predecessors, (90), 6 states have call successors, (51), 6 states have call predecessors, (51), 8 states have return successors, (52), 6 states have call predecessors, (52), 6 states have call successors, (52) Word has length 199 [2023-11-29 03:59:02,197 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:59:02,201 INFO L225 Difference]: With dead ends: 335 [2023-11-29 03:59:02,201 INFO L226 Difference]: Without dead ends: 241 [2023-11-29 03:59:02,203 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 483 GetRequests, 428 SyntacticMatches, 0 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 835 ImplicationChecksByTransitivity, 121.7s TimeCoverageRelationStatistics Valid=771, Invalid=2415, Unknown=6, NotChecked=0, Total=3192 [2023-11-29 03:59:02,204 INFO L413 NwaCegarLoop]: 160 mSDtfsCounter, 211 mSDsluCounter, 679 mSDsCounter, 0 mSdLazyCounter, 1096 mSolverCounterSat, 123 mSolverCounterUnsat, 19 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 165.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 212 SdHoareTripleChecker+Valid, 839 SdHoareTripleChecker+Invalid, 1238 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 123 IncrementalHoareTripleChecker+Valid, 1096 IncrementalHoareTripleChecker+Invalid, 19 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 167.8s IncrementalHoareTripleChecker+Time [2023-11-29 03:59:02,205 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [212 Valid, 839 Invalid, 1238 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [123 Valid, 1096 Invalid, 19 Unknown, 0 Unchecked, 167.8s Time] [2023-11-29 03:59:02,206 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 241 states. [2023-11-29 03:59:02,237 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 241 to 211. [2023-11-29 03:59:02,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 211 states, 129 states have (on average 1.1085271317829457) internal successors, (143), 130 states have internal predecessors, (143), 64 states have call successors, (64), 17 states have call predecessors, (64), 17 states have return successors, (64), 63 states have call predecessors, (64), 64 states have call successors, (64) [2023-11-29 03:59:02,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 211 states and 271 transitions. [2023-11-29 03:59:02,240 INFO L78 Accepts]: Start accepts. Automaton has 211 states and 271 transitions. Word has length 199 [2023-11-29 03:59:02,240 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:59:02,240 INFO L495 AbstractCegarLoop]: Abstraction has 211 states and 271 transitions. [2023-11-29 03:59:02,241 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 5.294117647058823) internal successors, (90), 15 states have internal predecessors, (90), 6 states have call successors, (51), 6 states have call predecessors, (51), 8 states have return successors, (52), 6 states have call predecessors, (52), 6 states have call successors, (52) [2023-11-29 03:59:02,241 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 271 transitions. [2023-11-29 03:59:02,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2023-11-29 03:59:02,242 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:59:02,243 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:59:02,249 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Ended with exit code 0 [2023-11-29 03:59:02,449 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2023-11-29 03:59:02,643 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt [2023-11-29 03:59:02,644 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:59:02,644 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:59:02,644 INFO L85 PathProgramCache]: Analyzing trace with hash -1632631838, now seen corresponding path program 1 times [2023-11-29 03:59:02,644 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 03:59:02,645 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [36905142] [2023-11-29 03:59:02,645 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:59:02,645 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 03:59:02,645 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 03:59:02,646 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 03:59:02,646 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb4ac525-4252-47ec-9d34-9d2d9f9d03c2/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2023-11-29 03:59:02,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:59:02,905 INFO L262 TraceCheckSpWp]: Trace formula consists of 328 conjuncts, 24 conjunts are in the unsatisfiable core [2023-11-29 03:59:02,910 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 04:00:18,572 WARN L293 SmtUtils]: Spent 6.32s on a formula simplification that was a NOOP. DAG size: 61 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)