./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-48.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_e7b969b8-ee81-462e-98d8-85051f13c57e/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b969b8-ee81-462e-98d8-85051f13c57e/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b969b8-ee81-462e-98d8-85051f13c57e/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b969b8-ee81-462e-98d8-85051f13c57e/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-48.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b969b8-ee81-462e-98d8-85051f13c57e/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b969b8-ee81-462e-98d8-85051f13c57e/bin/uautomizer-verify-uCwYo4JHxu --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 12d6d24ada43a89a4eca053b99e113ed2849ef8ba81bc1d009eb54d431f777d1 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 08:03:15,919 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 08:03:16,034 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b969b8-ee81-462e-98d8-85051f13c57e/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-19 08:03:16,038 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 08:03:16,039 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 08:03:16,089 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 08:03:16,091 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 08:03:16,092 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 08:03:16,093 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 08:03:16,099 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 08:03:16,101 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 08:03:16,101 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 08:03:16,102 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 08:03:16,103 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 08:03:16,104 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 08:03:16,104 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 08:03:16,105 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 08:03:16,105 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 08:03:16,106 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 08:03:16,106 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 08:03:16,107 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 08:03:16,107 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 08:03:16,108 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 08:03:16,108 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 08:03:16,109 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 08:03:16,110 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 08:03:16,110 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 08:03:16,111 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 08:03:16,111 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 08:03:16,112 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 08:03:16,113 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 08:03:16,113 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 08:03:16,114 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 08:03:16,114 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 08:03:16,114 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 08:03:16,114 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 08:03:16,115 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 08:03:16,115 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 08:03:16,115 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 08:03:16,115 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_e7b969b8-ee81-462e-98d8-85051f13c57e/bin/uautomizer-verify-uCwYo4JHxu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b969b8-ee81-462e-98d8-85051f13c57e/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 12d6d24ada43a89a4eca053b99e113ed2849ef8ba81bc1d009eb54d431f777d1 [2023-11-19 08:03:16,422 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 08:03:16,444 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 08:03:16,447 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 08:03:16,449 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 08:03:16,453 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 08:03:16,454 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b969b8-ee81-462e-98d8-85051f13c57e/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-48.i [2023-11-19 08:03:19,603 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 08:03:19,817 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 08:03:19,817 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b969b8-ee81-462e-98d8-85051f13c57e/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-48.i [2023-11-19 08:03:19,831 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b969b8-ee81-462e-98d8-85051f13c57e/bin/uautomizer-verify-uCwYo4JHxu/data/7ce684376/08079914bc1f4cf780db0ee6caf799d2/FLAG856bc9693 [2023-11-19 08:03:19,851 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b969b8-ee81-462e-98d8-85051f13c57e/bin/uautomizer-verify-uCwYo4JHxu/data/7ce684376/08079914bc1f4cf780db0ee6caf799d2 [2023-11-19 08:03:19,861 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 08:03:19,863 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 08:03:19,866 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 08:03:19,866 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 08:03:19,872 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 08:03:19,873 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:03:19" (1/1) ... [2023-11-19 08:03:19,876 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29ba3d74 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:03:19, skipping insertion in model container [2023-11-19 08:03:19,876 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:03:19" (1/1) ... [2023-11-19 08:03:19,932 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 08:03:20,077 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_e7b969b8-ee81-462e-98d8-85051f13c57e/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-48.i[919,932] [2023-11-19 08:03:20,191 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 08:03:20,204 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 08:03:20,216 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_e7b969b8-ee81-462e-98d8-85051f13c57e/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-48.i[919,932] [2023-11-19 08:03:20,261 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 08:03:20,280 INFO L206 MainTranslator]: Completed translation [2023-11-19 08:03:20,280 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:03:20 WrapperNode [2023-11-19 08:03:20,281 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 08:03:20,282 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 08:03:20,282 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 08:03:20,282 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 08:03:20,290 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:03:20" (1/1) ... [2023-11-19 08:03:20,311 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:03:20" (1/1) ... [2023-11-19 08:03:20,392 INFO L138 Inliner]: procedures = 26, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 223 [2023-11-19 08:03:20,393 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 08:03:20,394 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 08:03:20,394 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 08:03:20,394 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 08:03:20,404 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:03:20" (1/1) ... [2023-11-19 08:03:20,405 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:03:20" (1/1) ... [2023-11-19 08:03:20,411 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:03:20" (1/1) ... [2023-11-19 08:03:20,411 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:03:20" (1/1) ... [2023-11-19 08:03:20,427 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:03:20" (1/1) ... [2023-11-19 08:03:20,432 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:03:20" (1/1) ... [2023-11-19 08:03:20,436 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:03:20" (1/1) ... [2023-11-19 08:03:20,440 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:03:20" (1/1) ... [2023-11-19 08:03:20,447 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 08:03:20,448 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 08:03:20,448 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 08:03:20,448 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 08:03:20,449 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:03:20" (1/1) ... [2023-11-19 08:03:20,464 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 08:03:20,482 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b969b8-ee81-462e-98d8-85051f13c57e/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:03:20,503 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b969b8-ee81-462e-98d8-85051f13c57e/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 08:03:20,525 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b969b8-ee81-462e-98d8-85051f13c57e/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 08:03:20,543 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 08:03:20,543 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 08:03:20,544 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 08:03:20,544 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 08:03:20,544 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 08:03:20,544 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 08:03:20,672 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 08:03:20,675 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 08:03:21,264 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 08:03:21,283 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 08:03:21,283 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 08:03:21,288 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:03:21 BoogieIcfgContainer [2023-11-19 08:03:21,288 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 08:03:21,292 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 08:03:21,292 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 08:03:21,295 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 08:03:21,296 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 08:03:19" (1/3) ... [2023-11-19 08:03:21,297 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60a3d1f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 08:03:21, skipping insertion in model container [2023-11-19 08:03:21,297 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:03:20" (2/3) ... [2023-11-19 08:03:21,297 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60a3d1f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 08:03:21, skipping insertion in model container [2023-11-19 08:03:21,298 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:03:21" (3/3) ... [2023-11-19 08:03:21,299 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-48.i [2023-11-19 08:03:21,320 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 08:03:21,320 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 08:03:21,375 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 08:03:21,382 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;@66101a92, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 08:03:21,383 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 08:03:21,388 INFO L276 IsEmpty]: Start isEmpty. Operand has 93 states, 61 states have (on average 1.4754098360655739) internal successors, (90), 62 states have internal predecessors, (90), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-19 08:03:21,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2023-11-19 08:03:21,410 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 08:03:21,411 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 08:03:21,412 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 08:03:21,417 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:03:21,417 INFO L85 PathProgramCache]: Analyzing trace with hash -1838863595, now seen corresponding path program 1 times [2023-11-19 08:03:21,425 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 08:03:21,425 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [656025246] [2023-11-19 08:03:21,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:03:21,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 08:03:21,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:03:21,822 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 08:03:21,823 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [656025246] [2023-11-19 08:03:21,823 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-19 08:03:21,824 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [288203362] [2023-11-19 08:03:21,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:03:21,825 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 08:03:21,825 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b969b8-ee81-462e-98d8-85051f13c57e/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:03:21,827 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b969b8-ee81-462e-98d8-85051f13c57e/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 08:03:21,839 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b969b8-ee81-462e-98d8-85051f13c57e/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-19 08:03:22,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:03:22,047 INFO L262 TraceCheckSpWp]: Trace formula consists of 470 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 08:03:22,061 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 08:03:22,116 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 1568 trivial. 0 not checked. [2023-11-19 08:03:22,116 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 08:03:22,117 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [288203362] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 08:03:22,117 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 08:03:22,118 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 08:03:22,120 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1331929849] [2023-11-19 08:03:22,121 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 08:03:22,126 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 08:03:22,127 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 08:03:22,158 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 08:03:22,159 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 08:03:22,162 INFO L87 Difference]: Start difference. First operand has 93 states, 61 states have (on average 1.4754098360655739) internal successors, (90), 62 states have internal predecessors, (90), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) Second operand has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 2 states have call successors, (29) [2023-11-19 08:03:22,212 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 08:03:22,217 INFO L93 Difference]: Finished difference Result 178 states and 317 transitions. [2023-11-19 08:03:22,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 08:03:22,219 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 2 states have call successors, (29) Word has length 191 [2023-11-19 08:03:22,220 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 08:03:22,233 INFO L225 Difference]: With dead ends: 178 [2023-11-19 08:03:22,233 INFO L226 Difference]: Without dead ends: 88 [2023-11-19 08:03:22,244 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 190 GetRequests, 190 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 08:03:22,250 INFO L413 NwaCegarLoop]: 138 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 138 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 08:03:22,253 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 138 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 08:03:22,274 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2023-11-19 08:03:22,310 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 88. [2023-11-19 08:03:22,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 88 states, 57 states have (on average 1.4035087719298245) internal successors, (80), 57 states have internal predecessors, (80), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-19 08:03:22,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 138 transitions. [2023-11-19 08:03:22,320 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 138 transitions. Word has length 191 [2023-11-19 08:03:22,320 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 08:03:22,321 INFO L495 AbstractCegarLoop]: Abstraction has 88 states and 138 transitions. [2023-11-19 08:03:22,321 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 2 states have call successors, (29) [2023-11-19 08:03:22,322 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 138 transitions. [2023-11-19 08:03:22,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2023-11-19 08:03:22,328 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 08:03:22,328 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 08:03:22,343 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b969b8-ee81-462e-98d8-85051f13c57e/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-19 08:03:22,530 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b969b8-ee81-462e-98d8-85051f13c57e/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-19 08:03:22,531 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 08:03:22,531 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:03:22,532 INFO L85 PathProgramCache]: Analyzing trace with hash -524306077, now seen corresponding path program 1 times [2023-11-19 08:03:22,532 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 08:03:22,532 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1123113262] [2023-11-19 08:03:22,532 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:03:22,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 08:03:22,608 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 08:03:22,608 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [189109635] [2023-11-19 08:03:22,608 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:03:22,609 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 08:03:22,609 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b969b8-ee81-462e-98d8-85051f13c57e/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:03:22,610 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b969b8-ee81-462e-98d8-85051f13c57e/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 08:03:22,624 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b969b8-ee81-462e-98d8-85051f13c57e/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-19 08:03:22,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:03:22,835 INFO L262 TraceCheckSpWp]: Trace formula consists of 470 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 08:03:22,857 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 08:03:22,989 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2023-11-19 08:03:22,990 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 08:03:22,990 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 08:03:22,990 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1123113262] [2023-11-19 08:03:22,990 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-19 08:03:22,990 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [189109635] [2023-11-19 08:03:22,991 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [189109635] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 08:03:22,991 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 08:03:22,991 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 08:03:22,991 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1270308052] [2023-11-19 08:03:22,991 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 08:03:22,995 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 08:03:22,995 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 08:03:22,996 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 08:03:22,997 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 08:03:22,997 INFO L87 Difference]: Start difference. First operand 88 states and 138 transitions. Second operand has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-19 08:03:23,090 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 08:03:23,090 INFO L93 Difference]: Finished difference Result 203 states and 322 transitions. [2023-11-19 08:03:23,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 08:03:23,091 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 191 [2023-11-19 08:03:23,093 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 08:03:23,095 INFO L225 Difference]: With dead ends: 203 [2023-11-19 08:03:23,095 INFO L226 Difference]: Without dead ends: 118 [2023-11-19 08:03:23,096 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 190 GetRequests, 189 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 08:03:23,098 INFO L413 NwaCegarLoop]: 142 mSDtfsCounter, 46 mSDsluCounter, 115 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 46 SdHoareTripleChecker+Valid, 257 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 08:03:23,099 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [46 Valid, 257 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 08:03:23,100 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2023-11-19 08:03:23,115 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 107. [2023-11-19 08:03:23,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 107 states, 76 states have (on average 1.4473684210526316) internal successors, (110), 76 states have internal predecessors, (110), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-19 08:03:23,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 168 transitions. [2023-11-19 08:03:23,118 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 168 transitions. Word has length 191 [2023-11-19 08:03:23,121 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 08:03:23,121 INFO L495 AbstractCegarLoop]: Abstraction has 107 states and 168 transitions. [2023-11-19 08:03:23,121 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-19 08:03:23,122 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 168 transitions. [2023-11-19 08:03:23,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2023-11-19 08:03:23,126 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 08:03:23,126 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 08:03:23,153 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b969b8-ee81-462e-98d8-85051f13c57e/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-19 08:03:23,341 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b969b8-ee81-462e-98d8-85051f13c57e/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 08:03:23,341 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 08:03:23,341 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:03:23,342 INFO L85 PathProgramCache]: Analyzing trace with hash -1316568609, now seen corresponding path program 1 times [2023-11-19 08:03:23,342 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 08:03:23,342 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [200952546] [2023-11-19 08:03:23,342 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:03:23,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 08:03:23,415 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 08:03:23,415 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1279828567] [2023-11-19 08:03:23,415 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:03:23,416 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 08:03:23,416 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b969b8-ee81-462e-98d8-85051f13c57e/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:03:23,417 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b969b8-ee81-462e-98d8-85051f13c57e/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 08:03:23,433 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b969b8-ee81-462e-98d8-85051f13c57e/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-19 08:03:23,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:03:23,607 INFO L262 TraceCheckSpWp]: Trace formula consists of 468 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 08:03:23,621 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 08:03:23,691 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2023-11-19 08:03:23,697 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 08:03:23,697 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 08:03:23,697 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [200952546] [2023-11-19 08:03:23,698 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-19 08:03:23,698 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1279828567] [2023-11-19 08:03:23,698 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1279828567] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 08:03:23,699 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 08:03:23,700 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 08:03:23,700 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1166466542] [2023-11-19 08:03:23,700 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 08:03:23,702 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 08:03:23,703 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 08:03:23,704 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 08:03:23,704 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 08:03:23,704 INFO L87 Difference]: Start difference. First operand 107 states and 168 transitions. Second operand has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-19 08:03:23,776 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 08:03:23,777 INFO L93 Difference]: Finished difference Result 223 states and 349 transitions. [2023-11-19 08:03:23,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 08:03:23,777 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 191 [2023-11-19 08:03:23,782 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 08:03:23,788 INFO L225 Difference]: With dead ends: 223 [2023-11-19 08:03:23,788 INFO L226 Difference]: Without dead ends: 119 [2023-11-19 08:03:23,789 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 190 GetRequests, 189 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 08:03:23,793 INFO L413 NwaCegarLoop]: 151 mSDtfsCounter, 28 mSDsluCounter, 120 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 28 SdHoareTripleChecker+Valid, 271 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 08:03:23,798 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [28 Valid, 271 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 08:03:23,799 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2023-11-19 08:03:23,824 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 108. [2023-11-19 08:03:23,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 108 states, 77 states have (on average 1.3766233766233766) internal successors, (106), 77 states have internal predecessors, (106), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-19 08:03:23,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 164 transitions. [2023-11-19 08:03:23,827 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 164 transitions. Word has length 191 [2023-11-19 08:03:23,828 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 08:03:23,828 INFO L495 AbstractCegarLoop]: Abstraction has 108 states and 164 transitions. [2023-11-19 08:03:23,828 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-19 08:03:23,829 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 164 transitions. [2023-11-19 08:03:23,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2023-11-19 08:03:23,832 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 08:03:23,833 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 08:03:23,857 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b969b8-ee81-462e-98d8-85051f13c57e/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-11-19 08:03:24,053 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b969b8-ee81-462e-98d8-85051f13c57e/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 08:03:24,054 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 08:03:24,054 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:03:24,054 INFO L85 PathProgramCache]: Analyzing trace with hash -1259310307, now seen corresponding path program 1 times [2023-11-19 08:03:24,059 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 08:03:24,064 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2115406817] [2023-11-19 08:03:24,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:03:24,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 08:03:24,115 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 08:03:24,115 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1029973562] [2023-11-19 08:03:24,115 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:03:24,116 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 08:03:24,116 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b969b8-ee81-462e-98d8-85051f13c57e/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:03:24,117 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b969b8-ee81-462e-98d8-85051f13c57e/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 08:03:24,128 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b969b8-ee81-462e-98d8-85051f13c57e/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-19 08:03:24,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:03:24,320 INFO L262 TraceCheckSpWp]: Trace formula consists of 467 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 08:03:24,327 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 08:03:24,647 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2023-11-19 08:03:24,648 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 08:03:24,648 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 08:03:24,648 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2115406817] [2023-11-19 08:03:24,648 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-19 08:03:24,648 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1029973562] [2023-11-19 08:03:24,649 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1029973562] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 08:03:24,649 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 08:03:24,649 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 08:03:24,649 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1452306949] [2023-11-19 08:03:24,650 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 08:03:24,650 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 08:03:24,650 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 08:03:24,651 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 08:03:24,652 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 08:03:24,652 INFO L87 Difference]: Start difference. First operand 108 states and 164 transitions. Second operand has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 2 states have internal predecessors, (49), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-19 08:03:24,689 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 08:03:24,689 INFO L93 Difference]: Finished difference Result 318 states and 486 transitions. [2023-11-19 08:03:24,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 08:03:24,690 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 2 states have internal predecessors, (49), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 191 [2023-11-19 08:03:24,690 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 08:03:24,693 INFO L225 Difference]: With dead ends: 318 [2023-11-19 08:03:24,693 INFO L226 Difference]: Without dead ends: 213 [2023-11-19 08:03:24,694 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 190 GetRequests, 189 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 08:03:24,699 INFO L413 NwaCegarLoop]: 135 mSDtfsCounter, 33 mSDsluCounter, 129 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 33 SdHoareTripleChecker+Valid, 264 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 08:03:24,702 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [33 Valid, 264 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 08:03:24,705 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 213 states. [2023-11-19 08:03:24,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 213 to 190. [2023-11-19 08:03:24,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 190 states, 129 states have (on average 1.3410852713178294) internal successors, (173), 129 states have internal predecessors, (173), 58 states have call successors, (58), 2 states have call predecessors, (58), 2 states have return successors, (58), 58 states have call predecessors, (58), 58 states have call successors, (58) [2023-11-19 08:03:24,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 190 states and 289 transitions. [2023-11-19 08:03:24,772 INFO L78 Accepts]: Start accepts. Automaton has 190 states and 289 transitions. Word has length 191 [2023-11-19 08:03:24,774 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 08:03:24,775 INFO L495 AbstractCegarLoop]: Abstraction has 190 states and 289 transitions. [2023-11-19 08:03:24,777 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 2 states have internal predecessors, (49), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-19 08:03:24,777 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 289 transitions. [2023-11-19 08:03:24,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2023-11-19 08:03:24,782 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 08:03:24,783 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 08:03:24,809 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b969b8-ee81-462e-98d8-85051f13c57e/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2023-11-19 08:03:24,998 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b969b8-ee81-462e-98d8-85051f13c57e/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 08:03:24,998 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 08:03:24,998 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:03:24,999 INFO L85 PathProgramCache]: Analyzing trace with hash -328564906, now seen corresponding path program 1 times [2023-11-19 08:03:24,999 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 08:03:24,999 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1987158433] [2023-11-19 08:03:24,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:03:24,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 08:03:25,064 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 08:03:25,077 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [468677245] [2023-11-19 08:03:25,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:03:25,077 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 08:03:25,077 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b969b8-ee81-462e-98d8-85051f13c57e/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:03:25,084 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b969b8-ee81-462e-98d8-85051f13c57e/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 08:03:25,105 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b969b8-ee81-462e-98d8-85051f13c57e/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-19 08:03:25,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:03:25,270 INFO L262 TraceCheckSpWp]: Trace formula consists of 468 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 08:03:25,275 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 08:03:25,399 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2023-11-19 08:03:25,399 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 08:03:25,400 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 08:03:25,400 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1987158433] [2023-11-19 08:03:25,400 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-19 08:03:25,400 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [468677245] [2023-11-19 08:03:25,400 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [468677245] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 08:03:25,401 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 08:03:25,401 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-19 08:03:25,401 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [869965658] [2023-11-19 08:03:25,401 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 08:03:25,402 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-19 08:03:25,402 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 08:03:25,403 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-19 08:03:25,403 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2023-11-19 08:03:25,404 INFO L87 Difference]: Start difference. First operand 190 states and 289 transitions. Second operand has 6 states, 6 states have (on average 8.333333333333334) internal successors, (50), 6 states have internal predecessors, (50), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-19 08:03:25,876 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 08:03:25,876 INFO L93 Difference]: Finished difference Result 610 states and 915 transitions. [2023-11-19 08:03:25,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-19 08:03:25,877 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.333333333333334) internal successors, (50), 6 states have internal predecessors, (50), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 192 [2023-11-19 08:03:25,878 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 08:03:25,883 INFO L225 Difference]: With dead ends: 610 [2023-11-19 08:03:25,883 INFO L226 Difference]: Without dead ends: 423 [2023-11-19 08:03:25,884 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 192 GetRequests, 187 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-11-19 08:03:25,885 INFO L413 NwaCegarLoop]: 155 mSDtfsCounter, 155 mSDsluCounter, 328 mSDsCounter, 0 mSdLazyCounter, 205 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 155 SdHoareTripleChecker+Valid, 483 SdHoareTripleChecker+Invalid, 209 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 205 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-11-19 08:03:25,886 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [155 Valid, 483 Invalid, 209 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 205 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-19 08:03:25,887 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 423 states. [2023-11-19 08:03:25,939 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 423 to 313. [2023-11-19 08:03:25,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 313 states, 226 states have (on average 1.3716814159292035) internal successors, (310), 228 states have internal predecessors, (310), 82 states have call successors, (82), 4 states have call predecessors, (82), 4 states have return successors, (82), 80 states have call predecessors, (82), 82 states have call successors, (82) [2023-11-19 08:03:25,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 313 states and 474 transitions. [2023-11-19 08:03:25,944 INFO L78 Accepts]: Start accepts. Automaton has 313 states and 474 transitions. Word has length 192 [2023-11-19 08:03:25,948 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 08:03:25,948 INFO L495 AbstractCegarLoop]: Abstraction has 313 states and 474 transitions. [2023-11-19 08:03:25,948 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.333333333333334) internal successors, (50), 6 states have internal predecessors, (50), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-19 08:03:25,949 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 474 transitions. [2023-11-19 08:03:25,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2023-11-19 08:03:25,952 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 08:03:25,952 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 08:03:25,979 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b969b8-ee81-462e-98d8-85051f13c57e/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-11-19 08:03:26,167 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b969b8-ee81-462e-98d8-85051f13c57e/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 08:03:26,168 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 08:03:26,168 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:03:26,168 INFO L85 PathProgramCache]: Analyzing trace with hash -1916912808, now seen corresponding path program 1 times [2023-11-19 08:03:26,169 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 08:03:26,169 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1914763398] [2023-11-19 08:03:26,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:03:26,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 08:03:26,232 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 08:03:26,233 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1078871995] [2023-11-19 08:03:26,233 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:03:26,233 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 08:03:26,233 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b969b8-ee81-462e-98d8-85051f13c57e/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:03:26,234 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b969b8-ee81-462e-98d8-85051f13c57e/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 08:03:26,254 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b969b8-ee81-462e-98d8-85051f13c57e/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-19 08:03:26,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:03:26,424 INFO L262 TraceCheckSpWp]: Trace formula consists of 466 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 08:03:26,428 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 08:03:26,520 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 378 proven. 9 refuted. 0 times theorem prover too weak. 1237 trivial. 0 not checked. [2023-11-19 08:03:26,521 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 08:03:26,710 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 75 proven. 9 refuted. 0 times theorem prover too weak. 1540 trivial. 0 not checked. [2023-11-19 08:03:26,710 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 08:03:26,710 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1914763398] [2023-11-19 08:03:26,710 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-19 08:03:26,710 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1078871995] [2023-11-19 08:03:26,711 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1078871995] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 08:03:26,711 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-19 08:03:26,711 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2023-11-19 08:03:26,711 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [281210919] [2023-11-19 08:03:26,711 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-19 08:03:26,712 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-19 08:03:26,712 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 08:03:26,713 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-19 08:03:26,713 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-11-19 08:03:26,714 INFO L87 Difference]: Start difference. First operand 313 states and 474 transitions. Second operand has 7 states, 7 states have (on average 8.428571428571429) internal successors, (59), 7 states have internal predecessors, (59), 2 states have call successors, (32), 2 states have call predecessors, (32), 4 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2023-11-19 08:03:26,958 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 08:03:26,959 INFO L93 Difference]: Finished difference Result 643 states and 963 transitions. [2023-11-19 08:03:26,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-19 08:03:26,960 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.428571428571429) internal successors, (59), 7 states have internal predecessors, (59), 2 states have call successors, (32), 2 states have call predecessors, (32), 4 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) Word has length 192 [2023-11-19 08:03:26,960 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 08:03:26,965 INFO L225 Difference]: With dead ends: 643 [2023-11-19 08:03:26,965 INFO L226 Difference]: Without dead ends: 333 [2023-11-19 08:03:26,967 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 386 GetRequests, 376 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2023-11-19 08:03:26,968 INFO L413 NwaCegarLoop]: 103 mSDtfsCounter, 94 mSDsluCounter, 147 mSDsCounter, 0 mSdLazyCounter, 156 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 118 SdHoareTripleChecker+Valid, 250 SdHoareTripleChecker+Invalid, 166 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 156 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-19 08:03:26,969 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [118 Valid, 250 Invalid, 166 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 156 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-19 08:03:26,971 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 333 states. [2023-11-19 08:03:27,007 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 333 to 321. [2023-11-19 08:03:27,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 321 states, 232 states have (on average 1.3362068965517242) internal successors, (310), 234 states have internal predecessors, (310), 82 states have call successors, (82), 6 states have call predecessors, (82), 6 states have return successors, (82), 80 states have call predecessors, (82), 82 states have call successors, (82) [2023-11-19 08:03:27,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 321 states and 474 transitions. [2023-11-19 08:03:27,012 INFO L78 Accepts]: Start accepts. Automaton has 321 states and 474 transitions. Word has length 192 [2023-11-19 08:03:27,013 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 08:03:27,013 INFO L495 AbstractCegarLoop]: Abstraction has 321 states and 474 transitions. [2023-11-19 08:03:27,013 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.428571428571429) internal successors, (59), 7 states have internal predecessors, (59), 2 states have call successors, (32), 2 states have call predecessors, (32), 4 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2023-11-19 08:03:27,013 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 474 transitions. [2023-11-19 08:03:27,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2023-11-19 08:03:27,016 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 08:03:27,017 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 08:03:27,044 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b969b8-ee81-462e-98d8-85051f13c57e/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2023-11-19 08:03:27,237 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b969b8-ee81-462e-98d8-85051f13c57e/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2023-11-19 08:03:27,237 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 08:03:27,238 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:03:27,238 INFO L85 PathProgramCache]: Analyzing trace with hash 1356986134, now seen corresponding path program 1 times [2023-11-19 08:03:27,238 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 08:03:27,238 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [592106371] [2023-11-19 08:03:27,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:03:27,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 08:03:27,275 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 08:03:27,275 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1171599330] [2023-11-19 08:03:27,275 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:03:27,276 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 08:03:27,276 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b969b8-ee81-462e-98d8-85051f13c57e/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:03:27,281 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b969b8-ee81-462e-98d8-85051f13c57e/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 08:03:27,301 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b969b8-ee81-462e-98d8-85051f13c57e/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-11-19 08:03:27,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:03:27,506 INFO L262 TraceCheckSpWp]: Trace formula consists of 467 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-19 08:03:27,512 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 08:03:27,905 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2023-11-19 08:03:27,905 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 08:03:27,905 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 08:03:27,906 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [592106371] [2023-11-19 08:03:27,906 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-19 08:03:27,906 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1171599330] [2023-11-19 08:03:27,906 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1171599330] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 08:03:27,906 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 08:03:27,907 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-19 08:03:27,907 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [675698426] [2023-11-19 08:03:27,907 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 08:03:27,908 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-19 08:03:27,908 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 08:03:27,909 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-19 08:03:27,909 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2023-11-19 08:03:27,909 INFO L87 Difference]: Start difference. First operand 321 states and 474 transitions. Second operand has 8 states, 8 states have (on average 6.25) internal successors, (50), 7 states have internal predecessors, (50), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-19 08:03:28,511 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 08:03:28,511 INFO L93 Difference]: Finished difference Result 905 states and 1317 transitions. [2023-11-19 08:03:28,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-11-19 08:03:28,512 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.25) internal successors, (50), 7 states have internal predecessors, (50), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 192 [2023-11-19 08:03:28,513 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 08:03:28,517 INFO L225 Difference]: With dead ends: 905 [2023-11-19 08:03:28,517 INFO L226 Difference]: Without dead ends: 587 [2023-11-19 08:03:28,519 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 199 GetRequests, 185 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=76, Invalid=164, Unknown=0, NotChecked=0, Total=240 [2023-11-19 08:03:28,520 INFO L413 NwaCegarLoop]: 121 mSDtfsCounter, 444 mSDsluCounter, 450 mSDsCounter, 0 mSdLazyCounter, 300 mSolverCounterSat, 97 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 444 SdHoareTripleChecker+Valid, 571 SdHoareTripleChecker+Invalid, 397 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 97 IncrementalHoareTripleChecker+Valid, 300 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-11-19 08:03:28,520 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [444 Valid, 571 Invalid, 397 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [97 Valid, 300 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-19 08:03:28,522 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 587 states. [2023-11-19 08:03:28,572 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 587 to 431. [2023-11-19 08:03:28,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 431 states, 310 states have (on average 1.3290322580645162) internal successors, (412), 312 states have internal predecessors, (412), 111 states have call successors, (111), 9 states have call predecessors, (111), 9 states have return successors, (111), 109 states have call predecessors, (111), 111 states have call successors, (111) [2023-11-19 08:03:28,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 431 states and 634 transitions. [2023-11-19 08:03:28,578 INFO L78 Accepts]: Start accepts. Automaton has 431 states and 634 transitions. Word has length 192 [2023-11-19 08:03:28,578 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 08:03:28,578 INFO L495 AbstractCegarLoop]: Abstraction has 431 states and 634 transitions. [2023-11-19 08:03:28,579 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.25) internal successors, (50), 7 states have internal predecessors, (50), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-19 08:03:28,579 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 634 transitions. [2023-11-19 08:03:28,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2023-11-19 08:03:28,582 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 08:03:28,582 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 08:03:28,609 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b969b8-ee81-462e-98d8-85051f13c57e/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2023-11-19 08:03:28,804 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b969b8-ee81-462e-98d8-85051f13c57e/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 08:03:28,805 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 08:03:28,805 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:03:28,805 INFO L85 PathProgramCache]: Analyzing trace with hash 951189330, now seen corresponding path program 1 times [2023-11-19 08:03:28,805 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 08:03:28,805 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [80004171] [2023-11-19 08:03:28,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:03:28,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 08:03:28,855 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 08:03:28,856 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2059609454] [2023-11-19 08:03:28,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:03:28,856 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 08:03:28,856 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b969b8-ee81-462e-98d8-85051f13c57e/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:03:28,857 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b969b8-ee81-462e-98d8-85051f13c57e/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 08:03:28,885 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b969b8-ee81-462e-98d8-85051f13c57e/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-11-19 08:03:29,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:03:29,053 INFO L262 TraceCheckSpWp]: Trace formula consists of 469 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 08:03:29,058 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 08:03:29,106 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2023-11-19 08:03:29,106 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 08:03:29,106 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 08:03:29,106 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [80004171] [2023-11-19 08:03:29,106 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-19 08:03:29,107 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2059609454] [2023-11-19 08:03:29,107 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2059609454] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 08:03:29,107 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 08:03:29,107 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-19 08:03:29,107 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1419751692] [2023-11-19 08:03:29,108 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 08:03:29,108 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 08:03:29,108 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 08:03:29,109 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 08:03:29,109 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-19 08:03:29,109 INFO L87 Difference]: Start difference. First operand 431 states and 634 transitions. Second operand has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-19 08:03:29,290 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 08:03:29,290 INFO L93 Difference]: Finished difference Result 1015 states and 1481 transitions. [2023-11-19 08:03:29,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-19 08:03:29,291 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 192 [2023-11-19 08:03:29,292 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 08:03:29,297 INFO L225 Difference]: With dead ends: 1015 [2023-11-19 08:03:29,297 INFO L226 Difference]: Without dead ends: 697 [2023-11-19 08:03:29,299 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 191 GetRequests, 189 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-19 08:03:29,299 INFO L413 NwaCegarLoop]: 127 mSDtfsCounter, 84 mSDsluCounter, 195 mSDsCounter, 0 mSdLazyCounter, 85 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 84 SdHoareTripleChecker+Valid, 322 SdHoareTripleChecker+Invalid, 86 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 85 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-19 08:03:29,300 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [84 Valid, 322 Invalid, 86 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 85 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-19 08:03:29,301 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 697 states. [2023-11-19 08:03:29,367 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 697 to 693. [2023-11-19 08:03:29,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 693 states, 512 states have (on average 1.298828125) internal successors, (665), 518 states have internal predecessors, (665), 167 states have call successors, (167), 13 states have call predecessors, (167), 13 states have return successors, (167), 161 states have call predecessors, (167), 167 states have call successors, (167) [2023-11-19 08:03:29,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 693 states to 693 states and 999 transitions. [2023-11-19 08:03:29,375 INFO L78 Accepts]: Start accepts. Automaton has 693 states and 999 transitions. Word has length 192 [2023-11-19 08:03:29,376 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 08:03:29,376 INFO L495 AbstractCegarLoop]: Abstraction has 693 states and 999 transitions. [2023-11-19 08:03:29,376 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-19 08:03:29,377 INFO L276 IsEmpty]: Start isEmpty. Operand 693 states and 999 transitions. [2023-11-19 08:03:29,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2023-11-19 08:03:29,380 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 08:03:29,380 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 08:03:29,406 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b969b8-ee81-462e-98d8-85051f13c57e/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2023-11-19 08:03:29,601 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b969b8-ee81-462e-98d8-85051f13c57e/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 08:03:29,602 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 08:03:29,602 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:03:29,602 INFO L85 PathProgramCache]: Analyzing trace with hash -926931434, now seen corresponding path program 1 times [2023-11-19 08:03:29,602 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 08:03:29,602 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [675248889] [2023-11-19 08:03:29,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:03:29,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 08:03:29,641 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 08:03:29,642 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [779559376] [2023-11-19 08:03:29,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:03:29,642 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 08:03:29,642 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b969b8-ee81-462e-98d8-85051f13c57e/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:03:29,643 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b969b8-ee81-462e-98d8-85051f13c57e/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 08:03:29,660 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b969b8-ee81-462e-98d8-85051f13c57e/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2023-11-19 08:03:29,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:03:29,851 INFO L262 TraceCheckSpWp]: Trace formula consists of 467 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 08:03:29,856 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 08:03:30,209 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2023-11-19 08:03:30,209 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 08:03:30,210 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 08:03:30,210 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [675248889] [2023-11-19 08:03:30,210 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-19 08:03:30,210 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [779559376] [2023-11-19 08:03:30,210 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [779559376] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 08:03:30,210 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 08:03:30,211 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-19 08:03:30,213 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [778307591] [2023-11-19 08:03:30,213 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 08:03:30,214 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-19 08:03:30,214 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 08:03:30,215 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-19 08:03:30,215 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-11-19 08:03:30,216 INFO L87 Difference]: Start difference. First operand 693 states and 999 transitions. Second operand has 6 states, 6 states have (on average 8.333333333333334) internal successors, (50), 5 states have internal predecessors, (50), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-19 08:03:30,551 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 08:03:30,552 INFO L93 Difference]: Finished difference Result 1395 states and 2005 transitions. [2023-11-19 08:03:30,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-19 08:03:30,552 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.333333333333334) internal successors, (50), 5 states have internal predecessors, (50), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 192 [2023-11-19 08:03:30,553 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 08:03:30,560 INFO L225 Difference]: With dead ends: 1395 [2023-11-19 08:03:30,560 INFO L226 Difference]: Without dead ends: 849 [2023-11-19 08:03:30,563 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 194 GetRequests, 187 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2023-11-19 08:03:30,565 INFO L413 NwaCegarLoop]: 124 mSDtfsCounter, 183 mSDsluCounter, 395 mSDsCounter, 0 mSdLazyCounter, 156 mSolverCounterSat, 92 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 183 SdHoareTripleChecker+Valid, 519 SdHoareTripleChecker+Invalid, 248 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 92 IncrementalHoareTripleChecker+Valid, 156 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-19 08:03:30,566 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [183 Valid, 519 Invalid, 248 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [92 Valid, 156 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-19 08:03:30,567 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 849 states. [2023-11-19 08:03:30,641 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 849 to 727. [2023-11-19 08:03:30,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 727 states, 546 states have (on average 1.3021978021978022) internal successors, (711), 552 states have internal predecessors, (711), 167 states have call successors, (167), 13 states have call predecessors, (167), 13 states have return successors, (167), 161 states have call predecessors, (167), 167 states have call successors, (167) [2023-11-19 08:03:30,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 727 states to 727 states and 1045 transitions. [2023-11-19 08:03:30,650 INFO L78 Accepts]: Start accepts. Automaton has 727 states and 1045 transitions. Word has length 192 [2023-11-19 08:03:30,650 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 08:03:30,651 INFO L495 AbstractCegarLoop]: Abstraction has 727 states and 1045 transitions. [2023-11-19 08:03:30,651 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.333333333333334) internal successors, (50), 5 states have internal predecessors, (50), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-19 08:03:30,651 INFO L276 IsEmpty]: Start isEmpty. Operand 727 states and 1045 transitions. [2023-11-19 08:03:30,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2023-11-19 08:03:30,655 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 08:03:30,655 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 08:03:30,683 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b969b8-ee81-462e-98d8-85051f13c57e/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2023-11-19 08:03:30,872 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b969b8-ee81-462e-98d8-85051f13c57e/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 08:03:30,873 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 08:03:30,873 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:03:30,873 INFO L85 PathProgramCache]: Analyzing trace with hash -492444841, now seen corresponding path program 1 times [2023-11-19 08:03:30,873 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 08:03:30,873 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1632586198] [2023-11-19 08:03:30,873 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:03:30,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 08:03:30,914 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 08:03:30,914 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [359542356] [2023-11-19 08:03:30,915 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:03:30,915 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 08:03:30,915 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b969b8-ee81-462e-98d8-85051f13c57e/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:03:30,916 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b969b8-ee81-462e-98d8-85051f13c57e/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 08:03:30,937 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b969b8-ee81-462e-98d8-85051f13c57e/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2023-11-19 08:03:31,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 08:03:31,151 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 08:03:31,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 08:03:31,429 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 08:03:31,430 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 08:03:31,431 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 08:03:31,461 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b969b8-ee81-462e-98d8-85051f13c57e/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2023-11-19 08:03:31,656 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b969b8-ee81-462e-98d8-85051f13c57e/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2023-11-19 08:03:31,659 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 08:03:31,663 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 08:03:31,809 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet4 could not be translated [2023-11-19 08:03:31,811 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet5 could not be translated [2023-11-19 08:03:31,862 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 08:03:31 BoogieIcfgContainer [2023-11-19 08:03:31,862 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 08:03:31,863 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 08:03:31,863 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 08:03:31,864 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 08:03:31,864 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:03:21" (3/4) ... [2023-11-19 08:03:31,866 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 08:03:31,868 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 08:03:31,868 INFO L158 Benchmark]: Toolchain (without parser) took 12005.60ms. Allocated memory was 159.4MB in the beginning and 205.5MB in the end (delta: 46.1MB). Free memory was 122.0MB in the beginning and 128.5MB in the end (delta: -6.4MB). Peak memory consumption was 42.8MB. Max. memory is 16.1GB. [2023-11-19 08:03:31,869 INFO L158 Benchmark]: CDTParser took 0.55ms. Allocated memory is still 159.4MB. Free memory is still 132.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 08:03:31,869 INFO L158 Benchmark]: CACSL2BoogieTranslator took 414.93ms. Allocated memory is still 159.4MB. Free memory was 122.0MB in the beginning and 105.6MB in the end (delta: 16.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-19 08:03:31,869 INFO L158 Benchmark]: Boogie Procedure Inliner took 111.23ms. Allocated memory is still 159.4MB. Free memory was 105.6MB in the beginning and 101.1MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 08:03:31,870 INFO L158 Benchmark]: Boogie Preprocessor took 53.33ms. Allocated memory is still 159.4MB. Free memory was 101.1MB in the beginning and 98.4MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 08:03:31,870 INFO L158 Benchmark]: RCFGBuilder took 840.91ms. Allocated memory is still 159.4MB. Free memory was 98.4MB in the beginning and 70.5MB in the end (delta: 27.9MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-11-19 08:03:31,871 INFO L158 Benchmark]: TraceAbstraction took 10570.94ms. Allocated memory was 159.4MB in the beginning and 205.5MB in the end (delta: 46.1MB). Free memory was 69.6MB in the beginning and 128.5MB in the end (delta: -58.9MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 08:03:31,871 INFO L158 Benchmark]: Witness Printer took 4.67ms. Allocated memory is still 205.5MB. Free memory is still 128.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 08:03:31,873 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.55ms. Allocated memory is still 159.4MB. Free memory is still 132.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 414.93ms. Allocated memory is still 159.4MB. Free memory was 122.0MB in the beginning and 105.6MB in the end (delta: 16.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 111.23ms. Allocated memory is still 159.4MB. Free memory was 105.6MB in the beginning and 101.1MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 53.33ms. Allocated memory is still 159.4MB. Free memory was 101.1MB in the beginning and 98.4MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 840.91ms. Allocated memory is still 159.4MB. Free memory was 98.4MB in the beginning and 70.5MB in the end (delta: 27.9MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * TraceAbstraction took 10570.94ms. Allocated memory was 159.4MB in the beginning and 205.5MB in the end (delta: 46.1MB). Free memory was 69.6MB in the beginning and 128.5MB in the end (delta: -58.9MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.67ms. Allocated memory is still 205.5MB. Free memory is still 128.5MB. 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~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 someBinaryDOUBLEComparisonOperation at line 200, overapproximation of someBinaryFLOATComparisonOperation at line 193. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 10; [L23] unsigned char var_1_2 = 1; [L24] double var_1_3 = 0.0; [L25] double var_1_4 = 128.2; [L26] double var_1_5 = 50.1; [L27] double var_1_6 = 64.5; [L28] unsigned short int var_1_7 = 1; [L29] unsigned char var_1_8 = 5; [L30] double var_1_9 = 15.35; [L31] unsigned char var_1_10 = 10; [L32] unsigned char var_1_11 = 2; [L33] signed long int var_1_12 = 32; [L34] signed long int var_1_13 = 256; [L35] signed char var_1_14 = 1; [L36] unsigned char var_1_15 = 128; [L37] unsigned char var_1_16 = 0; [L38] signed char var_1_17 = -64; [L39] unsigned short int var_1_18 = 64; [L40] unsigned short int var_1_20 = 8; [L41] unsigned char var_1_22 = 0; [L42] unsigned char var_1_25 = 1; [L43] unsigned char var_1_26 = 1; [L44] unsigned char var_1_28 = 0; [L45] double var_1_29 = 50.2; [L46] signed char var_1_32 = -25; [L47] unsigned char var_1_36 = 0; [L48] unsigned char var_1_37 = 0; [L49] signed short int var_1_38 = -4; [L50] float var_1_40 = 16.2; [L51] float var_1_41 = 10.75; [L52] float var_1_42 = 999.6; [L53] float var_1_43 = 64.5; [L54] signed long int var_1_44 = -2; [L55] signed short int var_1_45 = 2; [L56] unsigned char last_1_var_1_8 = 5; [L57] unsigned short int last_1_var_1_18 = 64; VAL [isInitial=0, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=0, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=641/5, var_1_5=501/10, var_1_6=129/2, var_1_7=1, var_1_8=5, var_1_9=307/20] [L204] isInitial = 1 [L205] FCALL initially() [L206] COND TRUE 1 [L207] CALL updateLastVariables() [L196] last_1_var_1_8 = var_1_8 [L197] last_1_var_1_18 = var_1_18 VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=0, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=641/5, var_1_5=501/10, var_1_6=129/2, var_1_7=1, var_1_8=5, var_1_9=307/20] [L207] RET updateLastVariables() [L208] CALL updateVariables() [L147] var_1_2 = __VERIFIER_nondet_uchar() [L148] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=0, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=641/5, var_1_5=501/10, var_1_6=129/2, var_1_7=1, var_1_8=5, var_1_9=307/20] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=0, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=641/5, var_1_5=501/10, var_1_6=129/2, var_1_7=1, var_1_8=5, var_1_9=307/20] [L148] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=0, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=641/5, var_1_5=501/10, var_1_6=129/2, var_1_7=1, var_1_8=5, var_1_9=307/20] [L149] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=0, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=641/5, var_1_5=501/10, var_1_6=129/2, var_1_7=1, var_1_8=5, var_1_9=307/20] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=0, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=641/5, var_1_5=501/10, var_1_6=129/2, var_1_7=1, var_1_8=5, var_1_9=307/20] [L149] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=0, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=641/5, var_1_5=501/10, var_1_6=129/2, var_1_7=1, var_1_8=5, var_1_9=307/20] [L150] var_1_3 = __VERIFIER_nondet_double() [L151] CALL assume_abort_if_not((var_1_3 >= 4611686.018427387900e+12F && 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_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=641/5, var_1_5=501/10, var_1_6=129/2, var_1_7=1, var_1_8=5, var_1_9=307/20] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=641/5, var_1_5=501/10, var_1_6=129/2, var_1_7=1, var_1_8=5, var_1_9=307/20] [L151] RET assume_abort_if_not((var_1_3 >= 4611686.018427387900e+12F && 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_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=641/5, var_1_5=501/10, var_1_6=129/2, var_1_7=1, var_1_8=5, var_1_9=307/20] [L152] var_1_4 = __VERIFIER_nondet_double() [L153] CALL assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 4611686.018427387900e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=501/10, var_1_6=129/2, var_1_7=1, var_1_8=5, var_1_9=307/20] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=501/10, var_1_6=129/2, var_1_7=1, var_1_8=5, var_1_9=307/20] [L153] RET assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 4611686.018427387900e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=501/10, var_1_6=129/2, var_1_7=1, var_1_8=5, var_1_9=307/20] [L154] var_1_5 = __VERIFIER_nondet_double() [L155] CALL assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=129/2, var_1_7=1, var_1_8=5, var_1_9=307/20] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=129/2, var_1_7=1, var_1_8=5, var_1_9=307/20] [L155] RET assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=129/2, var_1_7=1, var_1_8=5, var_1_9=307/20] [L156] var_1_6 = __VERIFIER_nondet_double() [L157] CALL assume_abort_if_not((var_1_6 >= 0.0F && 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_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=1, var_1_8=5, var_1_9=307/20] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=1, var_1_8=5, var_1_9=307/20] [L157] RET assume_abort_if_not((var_1_6 >= 0.0F && 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_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=1, var_1_8=5, var_1_9=307/20] [L158] var_1_7 = __VERIFIER_nondet_ushort() [L159] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=307/20] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=307/20] [L159] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=307/20] [L160] CALL assume_abort_if_not(var_1_7 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=307/20] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=307/20] [L160] RET assume_abort_if_not(var_1_7 <= 32767) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=307/20] [L161] var_1_9 = __VERIFIER_nondet_double() [L162] CALL assume_abort_if_not((var_1_9 >= -922337.2036854776000e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854776000e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L162] RET assume_abort_if_not((var_1_9 >= -922337.2036854776000e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854776000e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L163] CALL assume_abort_if_not(var_1_9 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L163] RET assume_abort_if_not(var_1_9 != 0.0F) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L164] var_1_10 = __VERIFIER_nondet_uchar() [L165] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=127, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=127, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L165] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=127, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L166] CALL assume_abort_if_not(var_1_10 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=127, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=127, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L166] RET assume_abort_if_not(var_1_10 <= 254) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=127, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L167] var_1_11 = __VERIFIER_nondet_uchar() [L168] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=127, var_1_11=127, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=127, var_1_11=127, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L168] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=127, var_1_11=127, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L169] CALL assume_abort_if_not(var_1_11 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=127, var_1_11=127, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=127, var_1_11=127, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L169] RET assume_abort_if_not(var_1_11 <= 254) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=127, var_1_11=127, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L170] var_1_15 = __VERIFIER_nondet_uchar() [L171] CALL assume_abort_if_not(var_1_15 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=127, var_1_11=127, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=127, var_1_11=127, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L171] RET assume_abort_if_not(var_1_15 >= 127) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=127, var_1_11=127, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L172] CALL assume_abort_if_not(var_1_15 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=127, var_1_11=127, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=127, var_1_11=127, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L172] RET assume_abort_if_not(var_1_15 <= 255) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=127, var_1_11=127, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L173] var_1_16 = __VERIFIER_nondet_uchar() [L174] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=127, var_1_11=127, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=127, var_1_11=127, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L174] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=127, var_1_11=127, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L175] CALL assume_abort_if_not(var_1_16 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=127, var_1_11=127, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=127, var_1_11=127, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L175] RET assume_abort_if_not(var_1_16 <= 127) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=127, var_1_11=127, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L176] var_1_17 = __VERIFIER_nondet_char() [L177] CALL assume_abort_if_not(var_1_17 >= -126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=127, var_1_11=127, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=0, var_1_17=1, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=127, var_1_11=127, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=0, var_1_17=1, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L177] RET assume_abort_if_not(var_1_17 >= -126) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=127, var_1_11=127, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=0, var_1_17=1, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L178] CALL assume_abort_if_not(var_1_17 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=127, var_1_11=127, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=0, var_1_17=1, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=127, var_1_11=127, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=0, var_1_17=1, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L178] RET assume_abort_if_not(var_1_17 <= 126) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=127, var_1_11=127, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=0, var_1_17=1, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L179] var_1_25 = __VERIFIER_nondet_uchar() [L180] CALL assume_abort_if_not(var_1_25 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=127, var_1_11=127, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=0, var_1_17=1, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=127, var_1_11=127, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=0, var_1_17=1, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L180] RET assume_abort_if_not(var_1_25 >= 1) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=127, var_1_11=127, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=0, var_1_17=1, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L181] CALL assume_abort_if_not(var_1_25 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=127, var_1_11=127, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=0, var_1_17=1, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=127, var_1_11=127, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=0, var_1_17=1, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L181] RET assume_abort_if_not(var_1_25 <= 1) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=127, var_1_11=127, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=0, var_1_17=1, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L182] var_1_28 = __VERIFIER_nondet_uchar() [L183] CALL assume_abort_if_not(var_1_28 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=127, var_1_11=127, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=0, var_1_17=1, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=127, var_1_11=127, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=0, var_1_17=1, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L183] RET assume_abort_if_not(var_1_28 >= 0) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=127, var_1_11=127, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=0, var_1_17=1, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L184] CALL assume_abort_if_not(var_1_28 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=127, var_1_11=127, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=0, var_1_17=1, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=127, var_1_11=127, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=0, var_1_17=1, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L184] RET assume_abort_if_not(var_1_28 <= 0) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=127, var_1_11=127, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=0, var_1_17=1, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L185] var_1_37 = __VERIFIER_nondet_uchar() [L186] CALL assume_abort_if_not(var_1_37 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=127, var_1_11=127, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=0, var_1_17=1, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=127, var_1_11=127, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=0, var_1_17=1, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L186] RET assume_abort_if_not(var_1_37 >= 0) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=127, var_1_11=127, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=0, var_1_17=1, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L187] CALL assume_abort_if_not(var_1_37 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=127, var_1_11=127, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=0, var_1_17=1, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=127, var_1_11=127, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=0, var_1_17=1, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L187] RET assume_abort_if_not(var_1_37 <= 0) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=127, var_1_11=127, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=0, var_1_17=1, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=43/4, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L188] var_1_41 = __VERIFIER_nondet_float() [L189] CALL assume_abort_if_not((var_1_41 >= -461168.6018427382800e+13F && var_1_41 <= -1.0e-20F) || (var_1_41 <= 4611686.018427382800e+12F && var_1_41 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=127, var_1_11=127, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=0, var_1_17=1, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=7, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=127, var_1_11=127, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=0, var_1_17=1, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=7, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L189] RET assume_abort_if_not((var_1_41 >= -461168.6018427382800e+13F && var_1_41 <= -1.0e-20F) || (var_1_41 <= 4611686.018427382800e+12F && var_1_41 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=127, var_1_11=127, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=0, var_1_17=1, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=7, var_1_42=4998/5, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L190] var_1_42 = __VERIFIER_nondet_float() [L191] CALL assume_abort_if_not((var_1_42 >= -461168.6018427382800e+13F && var_1_42 <= -1.0e-20F) || (var_1_42 <= 4611686.018427382800e+12F && var_1_42 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=127, var_1_11=127, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=0, var_1_17=1, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=7, var_1_42=8, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=127, var_1_11=127, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=0, var_1_17=1, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=7, var_1_42=8, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L191] RET assume_abort_if_not((var_1_42 >= -461168.6018427382800e+13F && var_1_42 <= -1.0e-20F) || (var_1_42 <= 4611686.018427382800e+12F && var_1_42 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=127, var_1_11=127, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=0, var_1_17=1, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=7, var_1_42=8, var_1_43=129/2, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L192] var_1_43 = __VERIFIER_nondet_float() [L193] CALL assume_abort_if_not((var_1_43 >= -461168.6018427382800e+13F && var_1_43 <= -1.0e-20F) || (var_1_43 <= 4611686.018427382800e+12F && var_1_43 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=127, var_1_11=127, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=0, var_1_17=1, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=7, var_1_42=8, var_1_43=9, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=127, var_1_11=127, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=0, var_1_17=1, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=7, var_1_42=8, var_1_43=9, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L193] RET assume_abort_if_not((var_1_43 >= -461168.6018427382800e+13F && var_1_43 <= -1.0e-20F) || (var_1_43 <= 4611686.018427382800e+12F && var_1_43 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=127, var_1_11=127, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=0, var_1_17=1, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=7, var_1_42=8, var_1_43=9, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L208] RET updateVariables() [L209] CALL step() [L61] var_1_20 = var_1_11 VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=127, var_1_11=127, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=0, var_1_17=1, var_1_18=64, var_1_1=10, var_1_20=127, var_1_22=0, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=7, var_1_42=8, var_1_43=9, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L62] COND TRUE var_1_2 || (2.65f > var_1_3) [L63] var_1_22 = (! (! var_1_25)) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=127, var_1_11=127, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=0, var_1_17=1, var_1_18=64, var_1_1=10, var_1_20=127, var_1_22=1, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=7, var_1_42=8, var_1_43=9, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L65] COND TRUE \read(var_1_2) [L66] var_1_26 = (! ((var_1_9 >= var_1_5) && var_1_28)) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=127, var_1_11=127, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=0, var_1_17=1, var_1_18=64, var_1_1=10, var_1_20=127, var_1_22=1, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=251/5, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=7, var_1_42=8, var_1_43=9, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L68] COND TRUE \read(var_1_2) [L69] var_1_29 = ((((var_1_4) < (var_1_4)) ? (var_1_4) : (var_1_4))) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=127, var_1_11=127, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=0, var_1_17=1, var_1_18=64, var_1_1=10, var_1_20=127, var_1_22=1, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=3, var_1_2=1, var_1_32=-25, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=7, var_1_42=8, var_1_43=9, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L71] COND TRUE (((((var_1_15) < 0 ) ? -(var_1_15) : (var_1_15))) - ((((var_1_16) < 0 ) ? -(var_1_16) : (var_1_16)))) <= var_1_11 [L72] var_1_32 = ((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17))) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=127, var_1_11=127, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=0, var_1_17=1, var_1_18=64, var_1_1=10, var_1_20=127, var_1_22=1, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=3, var_1_2=1, var_1_32=1, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=7, var_1_42=8, var_1_43=9, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L74] EXPR var_1_16 & var_1_15 VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=127, var_1_11=127, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=0, var_1_17=1, var_1_18=64, var_1_1=10, var_1_20=127, var_1_22=1, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=3, var_1_2=1, var_1_32=1, var_1_36=0, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=7, var_1_42=8, var_1_43=9, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L74] COND TRUE (var_1_16 & var_1_15) <= ((var_1_15 - var_1_16) + -16) [L75] var_1_36 = var_1_25 VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=127, var_1_11=127, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=0, var_1_17=1, var_1_18=64, var_1_1=10, var_1_20=127, var_1_22=1, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=3, var_1_2=1, var_1_32=1, var_1_36=1, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=7, var_1_42=8, var_1_43=9, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L83] EXPR var_1_11 >> var_1_16 VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=127, var_1_11=127, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=0, var_1_17=1, var_1_18=64, var_1_1=10, var_1_20=127, var_1_22=1, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=3, var_1_2=1, var_1_32=1, var_1_36=1, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=7, var_1_42=8, var_1_43=9, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L83] COND FALSE !(((var_1_11 | 1) % var_1_15) >= (var_1_11 >> var_1_16)) [L86] COND FALSE !(\read(var_1_37)) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=127, var_1_11=127, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=0, var_1_17=1, var_1_18=64, var_1_1=10, var_1_20=127, var_1_22=1, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=3, var_1_2=1, var_1_32=1, var_1_36=1, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=7, var_1_42=8, var_1_43=9, var_1_44=-2, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L89] COND TRUE \read(var_1_2) [L90] var_1_44 = (-5 + var_1_16) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=127, var_1_11=127, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=0, var_1_17=1, var_1_18=64, var_1_1=10, var_1_20=127, var_1_22=1, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=3, var_1_2=1, var_1_32=1, var_1_36=1, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=7, var_1_42=8, var_1_43=9, var_1_44=-5, var_1_45=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L92] var_1_45 = var_1_18 VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=127, var_1_11=127, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=0, var_1_17=1, var_1_18=64, var_1_1=10, var_1_20=127, var_1_22=1, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=3, var_1_2=1, var_1_32=1, var_1_36=1, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=7, var_1_42=8, var_1_43=9, var_1_44=-5, var_1_45=64, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L93] COND TRUE \read(var_1_2) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=127, var_1_11=127, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=0, var_1_17=1, var_1_18=64, var_1_1=10, var_1_20=127, var_1_22=1, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=3, var_1_2=1, var_1_32=1, var_1_36=1, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=7, var_1_42=8, var_1_43=9, var_1_44=-5, var_1_45=64, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L94] COND TRUE ((var_1_3 - var_1_4) - var_1_5) == (15.75 - var_1_6) [L95] var_1_1 = (5 + last_1_var_1_8) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=127, var_1_11=127, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=0, var_1_17=1, var_1_18=64, var_1_1=10, var_1_20=127, var_1_22=1, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=3, var_1_2=1, var_1_32=1, var_1_36=1, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=7, var_1_42=8, var_1_43=9, var_1_44=-5, var_1_45=64, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L102] unsigned short int stepLocal_0 = var_1_1; VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, stepLocal_0=10, var_1_10=127, var_1_11=127, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=0, var_1_17=1, var_1_18=64, var_1_1=10, var_1_20=127, var_1_22=1, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=3, var_1_2=1, var_1_32=1, var_1_36=1, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=7, var_1_42=8, var_1_43=9, var_1_44=-5, var_1_45=64, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=5, var_1_9=6] [L103] COND TRUE var_1_6 > (var_1_5 / ((((var_1_3) > (var_1_9)) ? (var_1_3) : (var_1_9)))) [L104] var_1_8 = ((((var_1_10) < 0 ) ? -(var_1_10) : (var_1_10))) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, stepLocal_0=10, var_1_10=127, var_1_11=127, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=0, var_1_17=1, var_1_18=64, var_1_1=10, var_1_20=127, var_1_22=1, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=3, var_1_2=1, var_1_32=1, var_1_36=1, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=7, var_1_42=8, var_1_43=9, var_1_44=-5, var_1_45=64, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=127, var_1_9=6] [L112] COND TRUE \read(var_1_2) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, stepLocal_0=10, var_1_10=127, var_1_11=127, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=0, var_1_17=1, var_1_18=64, var_1_1=10, var_1_20=127, var_1_22=1, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=3, var_1_2=1, var_1_32=1, var_1_36=1, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=7, var_1_42=8, var_1_43=9, var_1_44=-5, var_1_45=64, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=127, var_1_9=6] [L113] COND FALSE !(-128 > var_1_10) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, stepLocal_0=10, var_1_10=127, var_1_11=127, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=0, var_1_17=1, var_1_18=64, var_1_1=10, var_1_20=127, var_1_22=1, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=3, var_1_2=1, var_1_32=1, var_1_36=1, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=7, var_1_42=8, var_1_43=9, var_1_44=-5, var_1_45=64, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=127, var_1_9=6] [L123] signed long int stepLocal_1 = ((((var_1_15 - var_1_16)) > (var_1_12)) ? ((var_1_15 - var_1_16)) : (var_1_12)); VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, stepLocal_0=10, stepLocal_1=127, var_1_10=127, var_1_11=127, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=0, var_1_17=1, var_1_18=64, var_1_1=10, var_1_20=127, var_1_22=1, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=3, var_1_2=1, var_1_32=1, var_1_36=1, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=7, var_1_42=8, var_1_43=9, var_1_44=-5, var_1_45=64, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=127, var_1_9=6] [L124] COND TRUE var_1_10 == stepLocal_1 [L125] var_1_14 = ((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17))) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, stepLocal_0=10, stepLocal_1=127, var_1_10=127, var_1_11=127, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=0, var_1_17=1, var_1_18=64, var_1_1=10, var_1_20=127, var_1_22=1, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=3, var_1_2=1, var_1_32=1, var_1_36=1, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=7, var_1_42=8, var_1_43=9, var_1_44=-5, var_1_45=64, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=127, var_1_9=6] [L129] COND TRUE \read(var_1_2) [L130] var_1_13 = var_1_11 VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, stepLocal_0=10, stepLocal_1=127, var_1_10=127, var_1_11=127, var_1_12=32, var_1_13=127, var_1_14=1, var_1_15=127, var_1_16=0, var_1_17=1, var_1_18=64, var_1_1=10, var_1_20=127, var_1_22=1, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=3, var_1_2=1, var_1_32=1, var_1_36=1, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=7, var_1_42=8, var_1_43=9, var_1_44=-5, var_1_45=64, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=127, var_1_9=6] [L132] COND TRUE var_1_8 == var_1_13 [L133] var_1_18 = (var_1_10 + ((((var_1_14) < (var_1_16)) ? (var_1_14) : (var_1_16)))) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, stepLocal_0=10, stepLocal_1=127, var_1_10=127, var_1_11=127, var_1_12=32, var_1_13=127, var_1_14=1, var_1_15=127, var_1_16=0, var_1_17=1, var_1_18=127, var_1_1=10, var_1_20=127, var_1_22=1, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=3, var_1_2=1, var_1_32=1, var_1_36=1, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=7, var_1_42=8, var_1_43=9, var_1_44=-5, var_1_45=64, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=127, var_1_9=6] [L209] RET step() [L210] CALL, EXPR property() [L200-L201] return (((((var_1_2 ? ((((var_1_3 - var_1_4) - var_1_5) == (15.75 - var_1_6)) ? (var_1_1 == ((unsigned short int) (5 + last_1_var_1_8))) : (var_1_1 == ((unsigned short int) last_1_var_1_8))) : (var_1_1 == ((unsigned short int) 1))) && ((var_1_6 > (var_1_5 / ((((var_1_3) > (var_1_9)) ? (var_1_3) : (var_1_9))))) ? (var_1_8 == ((unsigned char) ((((var_1_10) < 0 ) ? -(var_1_10) : (var_1_10))))) : ((var_1_1 <= var_1_7) ? (var_1_8 == ((unsigned char) var_1_10)) : (var_1_8 == ((unsigned char) var_1_11))))) && (var_1_2 ? ((-128 > var_1_10) ? ((var_1_3 >= (2.75 / var_1_9)) ? (var_1_12 == ((signed long int) (var_1_11 + (last_1_var_1_18 + var_1_10)))) : (var_1_12 == ((signed long int) last_1_var_1_18))) : 1) : (var_1_12 == ((signed long int) last_1_var_1_18)))) && (var_1_2 ? (var_1_13 == ((signed long int) var_1_11)) : 1)) && ((var_1_10 == (((((var_1_15 - var_1_16)) > (var_1_12)) ? ((var_1_15 - var_1_16)) : (var_1_12)))) ? (var_1_14 == ((signed char) ((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17))))) : (var_1_14 == ((signed char) var_1_17)))) && ((var_1_8 == var_1_13) ? (var_1_18 == ((unsigned short int) (var_1_10 + ((((var_1_14) < (var_1_16)) ? (var_1_14) : (var_1_16)))))) : ((last_1_var_1_18 != var_1_16) ? ((-256 >= var_1_13) ? (var_1_18 == ((unsigned short int) var_1_16)) : (var_1_18 == ((unsigned short int) var_1_15))) : (var_1_18 == ((unsigned short int) var_1_10)))) ; VAL [\result=0, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=127, var_1_11=127, var_1_12=32, var_1_13=127, var_1_14=1, var_1_15=127, var_1_16=0, var_1_17=1, var_1_18=127, var_1_1=10, var_1_20=127, var_1_22=1, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=3, var_1_2=1, var_1_32=1, var_1_36=1, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=7, var_1_42=8, var_1_43=9, var_1_44=-5, var_1_45=64, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=127, var_1_9=6] [L210] RET, EXPR property() [L210] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=127, var_1_11=127, var_1_12=32, var_1_13=127, var_1_14=1, var_1_15=127, var_1_16=0, var_1_17=1, var_1_18=127, var_1_1=10, var_1_20=127, var_1_22=1, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=3, var_1_2=1, var_1_32=1, var_1_36=1, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=7, var_1_42=8, var_1_43=9, var_1_44=-5, var_1_45=64, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=127, var_1_9=6] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=127, var_1_11=127, var_1_12=32, var_1_13=127, var_1_14=1, var_1_15=127, var_1_16=0, var_1_17=1, var_1_18=127, var_1_1=10, var_1_20=127, var_1_22=1, var_1_25=1, var_1_26=1, var_1_28=0, var_1_29=3, var_1_2=1, var_1_32=1, var_1_36=1, var_1_37=0, var_1_38=-4, var_1_3=2, var_1_40=81/5, var_1_41=7, var_1_42=8, var_1_43=9, var_1_44=-5, var_1_45=64, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=127, var_1_9=6] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 93 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 10.3s, OverallIterations: 10, TraceHistogramMax: 29, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 2.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1091 SdHoareTripleChecker+Valid, 1.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1067 mSDsluCounter, 3075 SdHoareTripleChecker+Invalid, 1.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1879 mSDsCounter, 221 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 947 IncrementalHoareTripleChecker+Invalid, 1168 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 221 mSolverCounterUnsat, 1196 mSDtfsCounter, 947 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1922 GetRequests, 1881 SyntacticMatches, 1 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=727occurred in iteration=9, InterpolantAutomatonStates: 49, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.5s AutomataMinimizationTime, 9 MinimizatonAttempts, 449 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 2.1s InterpolantComputationTime, 2108 NumberOfCodeBlocks, 2108 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 1906 ConstructedInterpolants, 0 QuantifiedInterpolants, 3603 SizeOfPredicates, 15 NumberOfNonLiveVariables, 4212 ConjunctsInSsa, 42 ConjunctsInUnsatCore, 10 InterpolantComputations, 8 PerfectInterpolantSequences, 16222/16240 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 [2023-11-19 08:03:31,922 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b969b8-ee81-462e-98d8-85051f13c57e/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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_e7b969b8-ee81-462e-98d8-85051f13c57e/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b969b8-ee81-462e-98d8-85051f13c57e/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b969b8-ee81-462e-98d8-85051f13c57e/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b969b8-ee81-462e-98d8-85051f13c57e/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-48.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b969b8-ee81-462e-98d8-85051f13c57e/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b969b8-ee81-462e-98d8-85051f13c57e/bin/uautomizer-verify-uCwYo4JHxu --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 12d6d24ada43a89a4eca053b99e113ed2849ef8ba81bc1d009eb54d431f777d1 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 08:03:34,607 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 08:03:34,754 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b969b8-ee81-462e-98d8-85051f13c57e/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-19 08:03:34,764 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 08:03:34,765 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 08:03:34,811 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 08:03:34,812 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 08:03:34,812 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 08:03:34,813 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 08:03:34,818 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 08:03:34,819 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 08:03:34,820 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 08:03:34,820 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 08:03:34,823 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 08:03:34,823 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 08:03:34,824 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 08:03:34,824 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 08:03:34,824 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 08:03:34,825 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 08:03:34,825 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 08:03:34,826 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 08:03:34,826 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 08:03:34,827 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 08:03:34,827 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 08:03:34,828 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 08:03:34,828 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 08:03:34,828 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 08:03:34,829 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 08:03:34,829 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 08:03:34,830 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 08:03:34,831 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 08:03:34,832 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 08:03:34,832 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 08:03:34,832 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 08:03:34,833 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-19 08:03:34,833 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 08:03:34,833 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 08:03:34,833 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 08:03:34,834 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 08:03:34,835 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 08:03:34,835 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-19 08:03:34,836 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 08:03:34,836 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_e7b969b8-ee81-462e-98d8-85051f13c57e/bin/uautomizer-verify-uCwYo4JHxu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b969b8-ee81-462e-98d8-85051f13c57e/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 12d6d24ada43a89a4eca053b99e113ed2849ef8ba81bc1d009eb54d431f777d1 [2023-11-19 08:03:35,287 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 08:03:35,308 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 08:03:35,311 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 08:03:35,313 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 08:03:35,313 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 08:03:35,315 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b969b8-ee81-462e-98d8-85051f13c57e/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-48.i [2023-11-19 08:03:38,428 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 08:03:38,745 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 08:03:38,746 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b969b8-ee81-462e-98d8-85051f13c57e/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-48.i [2023-11-19 08:03:38,761 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b969b8-ee81-462e-98d8-85051f13c57e/bin/uautomizer-verify-uCwYo4JHxu/data/223a63f86/28e5cea4d51247c6b267ae23463c8a95/FLAGea8d8771c [2023-11-19 08:03:38,777 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b969b8-ee81-462e-98d8-85051f13c57e/bin/uautomizer-verify-uCwYo4JHxu/data/223a63f86/28e5cea4d51247c6b267ae23463c8a95 [2023-11-19 08:03:38,780 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 08:03:38,781 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 08:03:38,783 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 08:03:38,783 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 08:03:38,792 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 08:03:38,793 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:03:38" (1/1) ... [2023-11-19 08:03:38,795 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9776603 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:03:38, skipping insertion in model container [2023-11-19 08:03:38,795 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:03:38" (1/1) ... [2023-11-19 08:03:38,828 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 08:03:38,992 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_e7b969b8-ee81-462e-98d8-85051f13c57e/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-48.i[919,932] [2023-11-19 08:03:39,067 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 08:03:39,140 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 08:03:39,156 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b969b8-ee81-462e-98d8-85051f13c57e/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-48.i[919,932] [2023-11-19 08:03:39,199 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 08:03:39,226 INFO L206 MainTranslator]: Completed translation [2023-11-19 08:03:39,227 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:03:39 WrapperNode [2023-11-19 08:03:39,227 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 08:03:39,228 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 08:03:39,228 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 08:03:39,228 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 08:03:39,236 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:03:39" (1/1) ... [2023-11-19 08:03:39,251 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:03:39" (1/1) ... [2023-11-19 08:03:39,313 INFO L138 Inliner]: procedures = 27, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 206 [2023-11-19 08:03:39,313 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 08:03:39,314 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 08:03:39,314 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 08:03:39,314 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 08:03:39,324 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:03:39" (1/1) ... [2023-11-19 08:03:39,324 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:03:39" (1/1) ... [2023-11-19 08:03:39,331 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:03:39" (1/1) ... [2023-11-19 08:03:39,331 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:03:39" (1/1) ... [2023-11-19 08:03:39,347 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:03:39" (1/1) ... [2023-11-19 08:03:39,355 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:03:39" (1/1) ... [2023-11-19 08:03:39,359 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:03:39" (1/1) ... [2023-11-19 08:03:39,361 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:03:39" (1/1) ... [2023-11-19 08:03:39,383 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 08:03:39,384 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 08:03:39,384 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 08:03:39,385 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 08:03:39,387 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:03:39" (1/1) ... [2023-11-19 08:03:39,393 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 08:03:39,424 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b969b8-ee81-462e-98d8-85051f13c57e/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:03:39,437 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b969b8-ee81-462e-98d8-85051f13c57e/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 08:03:39,457 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b969b8-ee81-462e-98d8-85051f13c57e/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 08:03:39,484 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 08:03:39,484 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 08:03:39,484 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 08:03:39,484 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 08:03:39,486 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 08:03:39,486 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 08:03:39,624 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 08:03:39,626 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 08:03:54,427 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 08:03:54,449 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 08:03:54,450 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 08:03:54,461 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:03:54 BoogieIcfgContainer [2023-11-19 08:03:54,462 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 08:03:54,467 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 08:03:54,468 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 08:03:54,471 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 08:03:54,472 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 08:03:38" (1/3) ... [2023-11-19 08:03:54,473 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31f30816 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 08:03:54, skipping insertion in model container [2023-11-19 08:03:54,473 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:03:39" (2/3) ... [2023-11-19 08:03:54,475 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31f30816 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 08:03:54, skipping insertion in model container [2023-11-19 08:03:54,475 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:03:54" (3/3) ... [2023-11-19 08:03:54,477 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-48.i [2023-11-19 08:03:54,501 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 08:03:54,502 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 08:03:54,590 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 08:03:54,601 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;@26ed652e, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 08:03:54,602 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 08:03:54,610 INFO L276 IsEmpty]: Start isEmpty. Operand has 90 states, 58 states have (on average 1.4482758620689655) internal successors, (84), 59 states have internal predecessors, (84), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-19 08:03:54,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2023-11-19 08:03:54,639 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 08:03:54,641 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 08:03:54,643 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 08:03:54,652 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:03:54,652 INFO L85 PathProgramCache]: Analyzing trace with hash -1387916781, now seen corresponding path program 1 times [2023-11-19 08:03:54,681 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 08:03:54,682 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1613434988] [2023-11-19 08:03:54,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:03:54,683 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 [2023-11-19 08:03:54,683 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b969b8-ee81-462e-98d8-85051f13c57e/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 08:03:54,688 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b969b8-ee81-462e-98d8-85051f13c57e/bin/uautomizer-verify-uCwYo4JHxu/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) [2023-11-19 08:03:54,713 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b969b8-ee81-462e-98d8-85051f13c57e/bin/uautomizer-verify-uCwYo4JHxu/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 [2023-11-19 08:03:57,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:03:57,486 INFO L262 TraceCheckSpWp]: Trace formula consists of 312 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 08:03:57,501 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 08:03:57,564 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 440 proven. 0 refuted. 0 times theorem prover too weak. 1184 trivial. 0 not checked. [2023-11-19 08:03:57,565 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 08:03:57,566 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-19 08:03:57,566 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1613434988] [2023-11-19 08:03:57,567 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1613434988] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 08:03:57,567 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 08:03:57,568 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 08:03:57,570 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2024169891] [2023-11-19 08:03:57,571 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 08:03:57,593 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 08:03:57,594 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-19 08:03:57,630 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 08:03:57,631 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 08:03:57,634 INFO L87 Difference]: Start difference. First operand has 90 states, 58 states have (on average 1.4482758620689655) internal successors, (84), 59 states have internal predecessors, (84), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) Second operand has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-11-19 08:03:57,679 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 08:03:57,680 INFO L93 Difference]: Finished difference Result 172 states and 305 transitions. [2023-11-19 08:03:57,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 08:03:57,682 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 189 [2023-11-19 08:03:57,683 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 08:03:57,692 INFO L225 Difference]: With dead ends: 172 [2023-11-19 08:03:57,692 INFO L226 Difference]: Without dead ends: 85 [2023-11-19 08:03:57,697 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 188 GetRequests, 188 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 08:03:57,702 INFO L413 NwaCegarLoop]: 132 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 132 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 08:03:57,703 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 132 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 08:03:57,725 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2023-11-19 08:03:57,763 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2023-11-19 08:03:57,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 85 states, 54 states have (on average 1.3703703703703705) internal successors, (74), 54 states have internal predecessors, (74), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-19 08:03:57,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 132 transitions. [2023-11-19 08:03:57,778 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 132 transitions. Word has length 189 [2023-11-19 08:03:57,779 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 08:03:57,780 INFO L495 AbstractCegarLoop]: Abstraction has 85 states and 132 transitions. [2023-11-19 08:03:57,780 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-11-19 08:03:57,781 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 132 transitions. [2023-11-19 08:03:57,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2023-11-19 08:03:57,789 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 08:03:57,789 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 08:03:57,818 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b969b8-ee81-462e-98d8-85051f13c57e/bin/uautomizer-verify-uCwYo4JHxu/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)] Ended with exit code 0 [2023-11-19 08:03:57,990 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b969b8-ee81-462e-98d8-85051f13c57e/bin/uautomizer-verify-uCwYo4JHxu/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 [2023-11-19 08:03:57,991 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 08:03:57,991 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:03:57,991 INFO L85 PathProgramCache]: Analyzing trace with hash -1913922591, now seen corresponding path program 1 times [2023-11-19 08:03:57,992 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 08:03:57,992 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [280174728] [2023-11-19 08:03:57,993 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:03:57,993 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 [2023-11-19 08:03:57,993 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b969b8-ee81-462e-98d8-85051f13c57e/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 08:03:57,995 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b969b8-ee81-462e-98d8-85051f13c57e/bin/uautomizer-verify-uCwYo4JHxu/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) [2023-11-19 08:03:58,020 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b969b8-ee81-462e-98d8-85051f13c57e/bin/uautomizer-verify-uCwYo4JHxu/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 [2023-11-19 08:04:00,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:04:00,385 INFO L262 TraceCheckSpWp]: Trace formula consists of 312 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 08:04:00,397 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 08:04:00,589 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2023-11-19 08:04:00,589 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 08:04:00,590 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-19 08:04:00,590 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [280174728] [2023-11-19 08:04:00,590 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [280174728] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 08:04:00,591 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 08:04:00,591 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 08:04:00,592 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2108627979] [2023-11-19 08:04:00,592 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 08:04:00,594 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 08:04:00,595 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-19 08:04:00,596 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 08:04:00,596 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 08:04:00,597 INFO L87 Difference]: Start difference. First operand 85 states and 132 transitions. Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-19 08:04:03,592 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.68s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 08:04:06,297 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.51s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 08:04:06,481 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 08:04:06,482 INFO L93 Difference]: Finished difference Result 195 states and 306 transitions. [2023-11-19 08:04:06,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 08:04:06,489 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 189 [2023-11-19 08:04:06,492 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 08:04:06,494 INFO L225 Difference]: With dead ends: 195 [2023-11-19 08:04:06,494 INFO L226 Difference]: Without dead ends: 113 [2023-11-19 08:04:06,495 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 188 GetRequests, 187 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 08:04:06,497 INFO L413 NwaCegarLoop]: 130 mSDtfsCounter, 33 mSDsluCounter, 113 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 11 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 33 SdHoareTripleChecker+Valid, 243 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.8s IncrementalHoareTripleChecker+Time [2023-11-19 08:04:06,498 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [33 Valid, 243 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 18 Invalid, 2 Unknown, 0 Unchecked, 5.8s Time] [2023-11-19 08:04:06,499 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113 states. [2023-11-19 08:04:06,523 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113 to 102. [2023-11-19 08:04:06,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 102 states, 71 states have (on average 1.3943661971830985) internal successors, (99), 71 states have internal predecessors, (99), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-19 08:04:06,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 157 transitions. [2023-11-19 08:04:06,527 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 157 transitions. Word has length 189 [2023-11-19 08:04:06,531 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 08:04:06,531 INFO L495 AbstractCegarLoop]: Abstraction has 102 states and 157 transitions. [2023-11-19 08:04:06,533 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-19 08:04:06,534 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 157 transitions. [2023-11-19 08:04:06,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2023-11-19 08:04:06,544 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 08:04:06,544 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 08:04:06,582 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b969b8-ee81-462e-98d8-85051f13c57e/bin/uautomizer-verify-uCwYo4JHxu/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 [2023-11-19 08:04:06,761 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b969b8-ee81-462e-98d8-85051f13c57e/bin/uautomizer-verify-uCwYo4JHxu/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 [2023-11-19 08:04:06,762 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 08:04:06,762 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:04:06,762 INFO L85 PathProgramCache]: Analyzing trace with hash 1427185757, now seen corresponding path program 1 times [2023-11-19 08:04:06,763 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 08:04:06,764 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1630276935] [2023-11-19 08:04:06,764 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:04:06,764 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 [2023-11-19 08:04:06,764 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b969b8-ee81-462e-98d8-85051f13c57e/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 08:04:06,766 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b969b8-ee81-462e-98d8-85051f13c57e/bin/uautomizer-verify-uCwYo4JHxu/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) [2023-11-19 08:04:06,800 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b969b8-ee81-462e-98d8-85051f13c57e/bin/uautomizer-verify-uCwYo4JHxu/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 [2023-11-19 08:04:09,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:04:09,273 INFO L262 TraceCheckSpWp]: Trace formula consists of 310 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 08:04:09,281 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 08:04:09,840 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2023-11-19 08:04:09,840 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 08:04:09,841 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-19 08:04:09,841 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1630276935] [2023-11-19 08:04:09,841 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1630276935] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 08:04:09,841 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 08:04:09,842 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 08:04:09,842 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1804599226] [2023-11-19 08:04:09,842 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 08:04:09,843 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 08:04:09,844 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-19 08:04:09,844 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 08:04:09,845 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 08:04:09,845 INFO L87 Difference]: Start difference. First operand 102 states and 157 transitions. Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-19 08:04:12,617 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.50s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 08:04:14,631 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 08:04:14,636 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 08:04:14,636 INFO L93 Difference]: Finished difference Result 212 states and 325 transitions. [2023-11-19 08:04:14,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 08:04:14,807 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 189 [2023-11-19 08:04:14,809 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 08:04:14,811 INFO L225 Difference]: With dead ends: 212 [2023-11-19 08:04:14,811 INFO L226 Difference]: Without dead ends: 113 [2023-11-19 08:04:14,812 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 188 GetRequests, 187 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 08:04:14,814 INFO L413 NwaCegarLoop]: 146 mSDtfsCounter, 33 mSDsluCounter, 108 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 5 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 33 SdHoareTripleChecker+Valid, 254 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2023-11-19 08:04:14,814 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [33 Valid, 254 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 16 Invalid, 2 Unknown, 0 Unchecked, 4.8s Time] [2023-11-19 08:04:14,816 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113 states. [2023-11-19 08:04:14,828 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113 to 102. [2023-11-19 08:04:14,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 102 states, 71 states have (on average 1.323943661971831) internal successors, (94), 71 states have internal predecessors, (94), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-19 08:04:14,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 152 transitions. [2023-11-19 08:04:14,830 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 152 transitions. Word has length 189 [2023-11-19 08:04:14,831 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 08:04:14,831 INFO L495 AbstractCegarLoop]: Abstraction has 102 states and 152 transitions. [2023-11-19 08:04:14,832 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-19 08:04:14,832 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 152 transitions. [2023-11-19 08:04:14,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2023-11-19 08:04:14,835 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 08:04:14,835 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 08:04:14,880 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b969b8-ee81-462e-98d8-85051f13c57e/bin/uautomizer-verify-uCwYo4JHxu/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)] Forceful destruction successful, exit code 0 [2023-11-19 08:04:15,049 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b969b8-ee81-462e-98d8-85051f13c57e/bin/uautomizer-verify-uCwYo4JHxu/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 [2023-11-19 08:04:15,049 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 08:04:15,050 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:04:15,050 INFO L85 PathProgramCache]: Analyzing trace with hash 609537307, now seen corresponding path program 1 times [2023-11-19 08:04:15,051 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 08:04:15,051 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1022579265] [2023-11-19 08:04:15,051 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:04:15,051 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 [2023-11-19 08:04:15,052 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b969b8-ee81-462e-98d8-85051f13c57e/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 08:04:15,058 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b969b8-ee81-462e-98d8-85051f13c57e/bin/uautomizer-verify-uCwYo4JHxu/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) [2023-11-19 08:04:15,061 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b969b8-ee81-462e-98d8-85051f13c57e/bin/uautomizer-verify-uCwYo4JHxu/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 [2023-11-19 08:04:17,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:04:17,381 INFO L262 TraceCheckSpWp]: Trace formula consists of 309 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 08:04:17,386 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 08:04:18,562 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 378 proven. 9 refuted. 0 times theorem prover too weak. 1237 trivial. 0 not checked. [2023-11-19 08:04:18,562 INFO L327 TraceCheckSpWp]: Computing backward predicates...