./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-39.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ed991-8d95-459c-8428-cafcbd25efb2/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ed991-8d95-459c-8428-cafcbd25efb2/bin/uautomizer-verify-84ZbGMXZE1/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ed991-8d95-459c-8428-cafcbd25efb2/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ed991-8d95-459c-8428-cafcbd25efb2/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-39.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ed991-8d95-459c-8428-cafcbd25efb2/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ed991-8d95-459c-8428-cafcbd25efb2/bin/uautomizer-verify-84ZbGMXZE1 --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 caf8cc95f60422cae62ef20857bff205d9812f0c6d7a17b53f59e7b912e3d243 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 11:26:29,122 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 11:26:29,177 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ed991-8d95-459c-8428-cafcbd25efb2/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-12-02 11:26:29,182 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 11:26:29,182 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 11:26:29,204 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 11:26:29,204 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 11:26:29,205 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 11:26:29,205 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 11:26:29,205 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 11:26:29,205 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 11:26:29,205 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 11:26:29,206 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 11:26:29,206 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 11:26:29,206 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 11:26:29,206 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 11:26:29,206 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 11:26:29,206 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-02 11:26:29,206 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-02 11:26:29,206 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-02 11:26:29,206 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 11:26:29,207 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 11:26:29,207 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 11:26:29,207 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 11:26:29,207 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-02 11:26:29,207 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 11:26:29,207 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 11:26:29,207 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 11:26:29,207 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 11:26:29,207 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 11:26:29,207 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 11:26:29,207 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 11:26:29,208 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 11:26:29,208 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 11:26:29,208 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 11:26:29,208 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 11:26:29,208 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 11:26:29,208 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 11:26:29,208 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 11:26:29,208 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 11:26:29,208 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 11:26:29,208 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 11:26:29,209 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-12-02 11:26:29,209 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-02 11:26:29,209 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 11:26:29,209 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 11:26:29,209 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 11:26:29,209 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 11:26:29,209 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_856ed991-8d95-459c-8428-cafcbd25efb2/bin/uautomizer-verify-84ZbGMXZE1 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 -> caf8cc95f60422cae62ef20857bff205d9812f0c6d7a17b53f59e7b912e3d243 [2024-12-02 11:26:29,426 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 11:26:29,436 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 11:26:29,438 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 11:26:29,440 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 11:26:29,440 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 11:26:29,441 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ed991-8d95-459c-8428-cafcbd25efb2/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-39.i [2024-12-02 11:26:32,318 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ed991-8d95-459c-8428-cafcbd25efb2/bin/uautomizer-verify-84ZbGMXZE1/data/e88d81d28/d15f9147cb954309a6d61f9a5e091d75/FLAGdb415a270 [2024-12-02 11:26:32,538 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 11:26:32,539 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ed991-8d95-459c-8428-cafcbd25efb2/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-39.i [2024-12-02 11:26:32,549 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ed991-8d95-459c-8428-cafcbd25efb2/bin/uautomizer-verify-84ZbGMXZE1/data/e88d81d28/d15f9147cb954309a6d61f9a5e091d75/FLAGdb415a270 [2024-12-02 11:26:32,566 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ed991-8d95-459c-8428-cafcbd25efb2/bin/uautomizer-verify-84ZbGMXZE1/data/e88d81d28/d15f9147cb954309a6d61f9a5e091d75 [2024-12-02 11:26:32,569 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 11:26:32,570 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 11:26:32,572 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 11:26:32,572 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 11:26:32,577 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 11:26:32,578 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:26:32" (1/1) ... [2024-12-02 11:26:32,579 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1fad2f0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:26:32, skipping insertion in model container [2024-12-02 11:26:32,579 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:26:32" (1/1) ... [2024-12-02 11:26:32,604 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 11:26:32,761 WARN L250 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_856ed991-8d95-459c-8428-cafcbd25efb2/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-39.i[916,929] [2024-12-02 11:26:32,849 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 11:26:32,863 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 11:26:32,874 WARN L250 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_856ed991-8d95-459c-8428-cafcbd25efb2/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-39.i[916,929] [2024-12-02 11:26:32,913 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 11:26:32,932 INFO L204 MainTranslator]: Completed translation [2024-12-02 11:26:32,932 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:26:32 WrapperNode [2024-12-02 11:26:32,933 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 11:26:32,934 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 11:26:32,934 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 11:26:32,934 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 11:26:32,941 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:26:32" (1/1) ... [2024-12-02 11:26:32,954 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:26:32" (1/1) ... [2024-12-02 11:26:32,993 INFO L138 Inliner]: procedures = 26, calls = 37, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 213 [2024-12-02 11:26:32,994 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 11:26:32,994 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 11:26:32,994 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 11:26:32,994 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 11:26:33,004 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:26:32" (1/1) ... [2024-12-02 11:26:33,005 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:26:32" (1/1) ... [2024-12-02 11:26:33,008 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:26:32" (1/1) ... [2024-12-02 11:26:33,032 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-12-02 11:26:33,032 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:26:32" (1/1) ... [2024-12-02 11:26:33,032 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:26:32" (1/1) ... [2024-12-02 11:26:33,045 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:26:32" (1/1) ... [2024-12-02 11:26:33,048 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:26:32" (1/1) ... [2024-12-02 11:26:33,052 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:26:32" (1/1) ... [2024-12-02 11:26:33,056 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:26:32" (1/1) ... [2024-12-02 11:26:33,059 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:26:32" (1/1) ... [2024-12-02 11:26:33,064 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 11:26:33,065 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 11:26:33,065 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 11:26:33,065 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 11:26:33,066 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:26:32" (1/1) ... [2024-12-02 11:26:33,072 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 11:26:33,085 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ed991-8d95-459c-8428-cafcbd25efb2/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 11:26:33,096 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ed991-8d95-459c-8428-cafcbd25efb2/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 11:26:33,098 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ed991-8d95-459c-8428-cafcbd25efb2/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 11:26:33,119 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 11:26:33,119 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-02 11:26:33,119 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-02 11:26:33,120 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-12-02 11:26:33,120 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 11:26:33,120 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 11:26:33,201 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 11:26:33,203 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 11:26:33,677 INFO L? ?]: Removed 23 outVars from TransFormulas that were not future-live. [2024-12-02 11:26:33,678 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 11:26:33,689 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 11:26:33,689 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-02 11:26:33,689 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:26:33 BoogieIcfgContainer [2024-12-02 11:26:33,689 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 11:26:33,692 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 11:26:33,692 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 11:26:33,696 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 11:26:33,696 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 11:26:32" (1/3) ... [2024-12-02 11:26:33,697 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e8588b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 11:26:33, skipping insertion in model container [2024-12-02 11:26:33,697 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:26:32" (2/3) ... [2024-12-02 11:26:33,697 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e8588b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 11:26:33, skipping insertion in model container [2024-12-02 11:26:33,698 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:26:33" (3/3) ... [2024-12-02 11:26:33,699 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-39.i [2024-12-02 11:26:33,715 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 11:26:33,717 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_100-1loop_file-39.i that has 2 procedures, 91 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-12-02 11:26:33,770 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 11:26:33,781 INFO L333 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, 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;@5ec81a51, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 11:26:33,781 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-12-02 11:26:33,785 INFO L276 IsEmpty]: Start isEmpty. Operand has 91 states, 64 states have (on average 1.421875) internal successors, (91), 65 states have internal predecessors, (91), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-12-02 11:26:33,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2024-12-02 11:26:33,798 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:26:33,799 INFO L218 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 11:26:33,799 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 11:26:33,804 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:26:33,805 INFO L85 PathProgramCache]: Analyzing trace with hash 527065484, now seen corresponding path program 1 times [2024-12-02 11:26:33,813 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 11:26:33,813 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [502722978] [2024-12-02 11:26:33,813 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:26:33,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 11:26:33,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:26:34,111 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 1058 trivial. 0 not checked. [2024-12-02 11:26:34,112 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 11:26:34,112 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [502722978] [2024-12-02 11:26:34,113 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [502722978] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 11:26:34,113 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [73087743] [2024-12-02 11:26:34,113 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:26:34,113 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 11:26:34,113 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ed991-8d95-459c-8428-cafcbd25efb2/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 11:26:34,115 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ed991-8d95-459c-8428-cafcbd25efb2/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 11:26:34,117 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ed991-8d95-459c-8428-cafcbd25efb2/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-12-02 11:26:34,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:26:34,293 INFO L256 TraceCheckSpWp]: Trace formula consists of 407 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-02 11:26:34,301 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 11:26:34,325 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 1058 trivial. 0 not checked. [2024-12-02 11:26:34,325 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 11:26:34,325 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [73087743] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 11:26:34,326 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 11:26:34,326 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-12-02 11:26:34,328 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1313384683] [2024-12-02 11:26:34,328 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 11:26:34,333 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-12-02 11:26:34,333 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 11:26:34,366 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-12-02 11:26:34,366 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 11:26:34,368 INFO L87 Difference]: Start difference. First operand has 91 states, 64 states have (on average 1.421875) internal successors, (91), 65 states have internal predecessors, (91), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) Second operand has 2 states, 2 states have (on average 26.0) internal successors, (52), 2 states have internal predecessors, (52), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 2 states have call successors, (24) [2024-12-02 11:26:34,396 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 11:26:34,396 INFO L93 Difference]: Finished difference Result 179 states and 299 transitions. [2024-12-02 11:26:34,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-02 11:26:34,398 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 26.0) internal successors, (52), 2 states have internal predecessors, (52), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 2 states have call successors, (24) Word has length 167 [2024-12-02 11:26:34,398 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 11:26:34,403 INFO L225 Difference]: With dead ends: 179 [2024-12-02 11:26:34,404 INFO L226 Difference]: Without dead ends: 87 [2024-12-02 11:26:34,406 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 168 GetRequests, 168 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 11:26:34,409 INFO L435 NwaCegarLoop]: 136 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, 136 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 [2024-12-02 11:26:34,410 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 136 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 11:26:34,420 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2024-12-02 11:26:34,440 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 87. [2024-12-02 11:26:34,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87 states, 61 states have (on average 1.3770491803278688) internal successors, (84), 61 states have internal predecessors, (84), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-12-02 11:26:34,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 132 transitions. [2024-12-02 11:26:34,448 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 132 transitions. Word has length 167 [2024-12-02 11:26:34,448 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 11:26:34,448 INFO L471 AbstractCegarLoop]: Abstraction has 87 states and 132 transitions. [2024-12-02 11:26:34,448 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 26.0) internal successors, (52), 2 states have internal predecessors, (52), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 2 states have call successors, (24) [2024-12-02 11:26:34,448 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 132 transitions. [2024-12-02 11:26:34,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2024-12-02 11:26:34,451 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:26:34,451 INFO L218 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 11:26:34,458 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ed991-8d95-459c-8428-cafcbd25efb2/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-12-02 11:26:34,652 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ed991-8d95-459c-8428-cafcbd25efb2/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 11:26:34,652 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 11:26:34,653 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:26:34,653 INFO L85 PathProgramCache]: Analyzing trace with hash 954890968, now seen corresponding path program 1 times [2024-12-02 11:26:34,653 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 11:26:34,653 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1163738876] [2024-12-02 11:26:34,653 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:26:34,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 11:26:34,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:26:35,494 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 9 proven. 60 refuted. 0 times theorem prover too weak. 1035 trivial. 0 not checked. [2024-12-02 11:26:35,494 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 11:26:35,494 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1163738876] [2024-12-02 11:26:35,495 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1163738876] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 11:26:35,495 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1086032915] [2024-12-02 11:26:35,495 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:26:35,495 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 11:26:35,495 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ed991-8d95-459c-8428-cafcbd25efb2/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 11:26:35,497 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ed991-8d95-459c-8428-cafcbd25efb2/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 11:26:35,499 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ed991-8d95-459c-8428-cafcbd25efb2/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-12-02 11:26:35,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:26:35,693 INFO L256 TraceCheckSpWp]: Trace formula consists of 407 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-02 11:26:35,701 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 11:26:35,902 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 533 proven. 24 refuted. 0 times theorem prover too weak. 547 trivial. 0 not checked. [2024-12-02 11:26:35,902 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 11:26:36,155 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 45 proven. 24 refuted. 0 times theorem prover too weak. 1035 trivial. 0 not checked. [2024-12-02 11:26:36,155 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1086032915] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-02 11:26:36,155 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-02 11:26:36,156 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 10 [2024-12-02 11:26:36,156 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [570871836] [2024-12-02 11:26:36,156 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-02 11:26:36,157 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-12-02 11:26:36,157 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 11:26:36,158 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-12-02 11:26:36,158 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2024-12-02 11:26:36,159 INFO L87 Difference]: Start difference. First operand 87 states and 132 transitions. Second operand has 10 states, 10 states have (on average 8.3) internal successors, (83), 10 states have internal predecessors, (83), 3 states have call successors, (52), 2 states have call predecessors, (52), 4 states have return successors, (54), 3 states have call predecessors, (54), 3 states have call successors, (54) [2024-12-02 11:26:36,795 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 11:26:36,795 INFO L93 Difference]: Finished difference Result 185 states and 273 transitions. [2024-12-02 11:26:36,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-12-02 11:26:36,796 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 8.3) internal successors, (83), 10 states have internal predecessors, (83), 3 states have call successors, (52), 2 states have call predecessors, (52), 4 states have return successors, (54), 3 states have call predecessors, (54), 3 states have call successors, (54) Word has length 167 [2024-12-02 11:26:36,797 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 11:26:36,798 INFO L225 Difference]: With dead ends: 185 [2024-12-02 11:26:36,798 INFO L226 Difference]: Without dead ends: 101 [2024-12-02 11:26:36,799 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 352 GetRequests, 329 SyntacticMatches, 2 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 80 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=153, Invalid=353, Unknown=0, NotChecked=0, Total=506 [2024-12-02 11:26:36,800 INFO L435 NwaCegarLoop]: 79 mSDtfsCounter, 291 mSDsluCounter, 161 mSDsCounter, 0 mSdLazyCounter, 293 mSolverCounterSat, 141 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 291 SdHoareTripleChecker+Valid, 240 SdHoareTripleChecker+Invalid, 434 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 141 IncrementalHoareTripleChecker+Valid, 293 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-12-02 11:26:36,800 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [291 Valid, 240 Invalid, 434 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [141 Valid, 293 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-12-02 11:26:36,801 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2024-12-02 11:26:36,817 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 95. [2024-12-02 11:26:36,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 95 states, 67 states have (on average 1.2985074626865671) internal successors, (87), 67 states have internal predecessors, (87), 24 states have call successors, (24), 3 states have call predecessors, (24), 3 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-12-02 11:26:36,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 135 transitions. [2024-12-02 11:26:36,819 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 135 transitions. Word has length 167 [2024-12-02 11:26:36,820 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 11:26:36,820 INFO L471 AbstractCegarLoop]: Abstraction has 95 states and 135 transitions. [2024-12-02 11:26:36,821 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 8.3) internal successors, (83), 10 states have internal predecessors, (83), 3 states have call successors, (52), 2 states have call predecessors, (52), 4 states have return successors, (54), 3 states have call predecessors, (54), 3 states have call successors, (54) [2024-12-02 11:26:36,821 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 135 transitions. [2024-12-02 11:26:36,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2024-12-02 11:26:36,823 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:26:36,824 INFO L218 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 11:26:36,833 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ed991-8d95-459c-8428-cafcbd25efb2/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-12-02 11:26:37,024 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ed991-8d95-459c-8428-cafcbd25efb2/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2024-12-02 11:26:37,024 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 11:26:37,025 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:26:37,026 INFO L85 PathProgramCache]: Analyzing trace with hash -1885741932, now seen corresponding path program 1 times [2024-12-02 11:26:37,026 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 11:26:37,026 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2061687251] [2024-12-02 11:26:37,026 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:26:37,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 11:26:37,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:26:37,490 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 30 proven. 39 refuted. 0 times theorem prover too weak. 1035 trivial. 0 not checked. [2024-12-02 11:26:37,490 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 11:26:37,490 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2061687251] [2024-12-02 11:26:37,490 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2061687251] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 11:26:37,490 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1115151181] [2024-12-02 11:26:37,490 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:26:37,490 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 11:26:37,491 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ed991-8d95-459c-8428-cafcbd25efb2/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 11:26:37,493 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ed991-8d95-459c-8428-cafcbd25efb2/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 11:26:37,494 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ed991-8d95-459c-8428-cafcbd25efb2/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-12-02 11:26:37,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:26:37,648 INFO L256 TraceCheckSpWp]: Trace formula consists of 408 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-02 11:26:37,652 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 11:26:37,878 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 563 proven. 39 refuted. 0 times theorem prover too weak. 502 trivial. 0 not checked. [2024-12-02 11:26:37,878 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 11:26:38,116 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 30 proven. 39 refuted. 0 times theorem prover too weak. 1035 trivial. 0 not checked. [2024-12-02 11:26:38,117 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1115151181] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-02 11:26:38,117 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-02 11:26:38,117 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 8 [2024-12-02 11:26:38,117 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [388689771] [2024-12-02 11:26:38,117 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-02 11:26:38,118 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-12-02 11:26:38,118 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 11:26:38,119 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-12-02 11:26:38,119 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-12-02 11:26:38,119 INFO L87 Difference]: Start difference. First operand 95 states and 135 transitions. Second operand has 8 states, 8 states have (on average 9.75) internal successors, (78), 8 states have internal predecessors, (78), 3 states have call successors, (50), 2 states have call predecessors, (50), 4 states have return successors, (51), 3 states have call predecessors, (51), 3 states have call successors, (51) [2024-12-02 11:26:38,378 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 11:26:38,378 INFO L93 Difference]: Finished difference Result 197 states and 276 transitions. [2024-12-02 11:26:38,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-02 11:26:38,380 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 9.75) internal successors, (78), 8 states have internal predecessors, (78), 3 states have call successors, (50), 2 states have call predecessors, (50), 4 states have return successors, (51), 3 states have call predecessors, (51), 3 states have call successors, (51) Word has length 167 [2024-12-02 11:26:38,381 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 11:26:38,382 INFO L225 Difference]: With dead ends: 197 [2024-12-02 11:26:38,382 INFO L226 Difference]: Without dead ends: 105 [2024-12-02 11:26:38,383 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 340 GetRequests, 331 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=64, Unknown=0, NotChecked=0, Total=110 [2024-12-02 11:26:38,384 INFO L435 NwaCegarLoop]: 99 mSDtfsCounter, 123 mSDsluCounter, 148 mSDsCounter, 0 mSdLazyCounter, 137 mSolverCounterSat, 27 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 133 SdHoareTripleChecker+Valid, 247 SdHoareTripleChecker+Invalid, 164 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 27 IncrementalHoareTripleChecker+Valid, 137 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 11:26:38,384 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [133 Valid, 247 Invalid, 164 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [27 Valid, 137 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 11:26:38,385 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2024-12-02 11:26:38,402 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 99. [2024-12-02 11:26:38,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 99 states, 70 states have (on average 1.2571428571428571) internal successors, (88), 70 states have internal predecessors, (88), 24 states have call successors, (24), 4 states have call predecessors, (24), 4 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-12-02 11:26:38,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 136 transitions. [2024-12-02 11:26:38,404 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 136 transitions. Word has length 167 [2024-12-02 11:26:38,405 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 11:26:38,405 INFO L471 AbstractCegarLoop]: Abstraction has 99 states and 136 transitions. [2024-12-02 11:26:38,405 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 9.75) internal successors, (78), 8 states have internal predecessors, (78), 3 states have call successors, (50), 2 states have call predecessors, (50), 4 states have return successors, (51), 3 states have call predecessors, (51), 3 states have call successors, (51) [2024-12-02 11:26:38,405 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 136 transitions. [2024-12-02 11:26:38,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2024-12-02 11:26:38,408 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:26:38,408 INFO L218 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 11:26:38,419 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ed991-8d95-459c-8428-cafcbd25efb2/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-12-02 11:26:38,609 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ed991-8d95-459c-8428-cafcbd25efb2/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 11:26:38,609 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 11:26:38,609 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:26:38,609 INFO L85 PathProgramCache]: Analyzing trace with hash 139340059, now seen corresponding path program 1 times [2024-12-02 11:26:38,610 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 11:26:38,610 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1285723402] [2024-12-02 11:26:38,610 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:26:38,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 11:26:38,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:26:39,413 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 9 proven. 123 refuted. 0 times theorem prover too weak. 972 trivial. 0 not checked. [2024-12-02 11:26:39,413 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 11:26:39,413 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1285723402] [2024-12-02 11:26:39,413 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1285723402] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 11:26:39,413 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [358005211] [2024-12-02 11:26:39,413 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:26:39,414 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 11:26:39,414 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ed991-8d95-459c-8428-cafcbd25efb2/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 11:26:39,415 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ed991-8d95-459c-8428-cafcbd25efb2/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 11:26:39,417 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ed991-8d95-459c-8428-cafcbd25efb2/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-12-02 11:26:39,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:26:39,696 INFO L256 TraceCheckSpWp]: Trace formula consists of 411 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-12-02 11:26:39,701 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 11:26:41,062 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 157 proven. 186 refuted. 0 times theorem prover too weak. 761 trivial. 0 not checked. [2024-12-02 11:26:41,062 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 11:26:41,967 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 9 proven. 126 refuted. 0 times theorem prover too weak. 969 trivial. 0 not checked. [2024-12-02 11:26:41,967 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [358005211] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-02 11:26:41,967 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-02 11:26:41,967 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 14, 11] total 28 [2024-12-02 11:26:41,968 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1066716045] [2024-12-02 11:26:41,968 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-02 11:26:41,969 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2024-12-02 11:26:41,969 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 11:26:41,970 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2024-12-02 11:26:41,970 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=145, Invalid=611, Unknown=0, NotChecked=0, Total=756 [2024-12-02 11:26:41,971 INFO L87 Difference]: Start difference. First operand 99 states and 136 transitions. Second operand has 28 states, 28 states have (on average 4.928571428571429) internal successors, (138), 27 states have internal predecessors, (138), 8 states have call successors, (69), 4 states have call predecessors, (69), 8 states have return successors, (71), 8 states have call predecessors, (71), 8 states have call successors, (71) [2024-12-02 11:26:46,654 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 11:26:46,654 INFO L93 Difference]: Finished difference Result 408 states and 542 transitions. [2024-12-02 11:26:46,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-12-02 11:26:46,655 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 28 states have (on average 4.928571428571429) internal successors, (138), 27 states have internal predecessors, (138), 8 states have call successors, (69), 4 states have call predecessors, (69), 8 states have return successors, (71), 8 states have call predecessors, (71), 8 states have call successors, (71) Word has length 168 [2024-12-02 11:26:46,655 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 11:26:46,657 INFO L225 Difference]: With dead ends: 408 [2024-12-02 11:26:46,657 INFO L226 Difference]: Without dead ends: 312 [2024-12-02 11:26:46,658 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 394 GetRequests, 325 SyntacticMatches, 0 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1217 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=1067, Invalid=3903, Unknown=0, NotChecked=0, Total=4970 [2024-12-02 11:26:46,659 INFO L435 NwaCegarLoop]: 155 mSDtfsCounter, 778 mSDsluCounter, 708 mSDsCounter, 0 mSdLazyCounter, 1189 mSolverCounterSat, 302 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 779 SdHoareTripleChecker+Valid, 863 SdHoareTripleChecker+Invalid, 1491 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 302 IncrementalHoareTripleChecker+Valid, 1189 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2024-12-02 11:26:46,659 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [779 Valid, 863 Invalid, 1491 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [302 Valid, 1189 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2024-12-02 11:26:46,660 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 312 states. [2024-12-02 11:26:46,689 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 312 to 209. [2024-12-02 11:26:46,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 209 states, 148 states have (on average 1.2364864864864864) internal successors, (183), 148 states have internal predecessors, (183), 48 states have call successors, (48), 12 states have call predecessors, (48), 12 states have return successors, (48), 48 states have call predecessors, (48), 48 states have call successors, (48) [2024-12-02 11:26:46,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 209 states and 279 transitions. [2024-12-02 11:26:46,692 INFO L78 Accepts]: Start accepts. Automaton has 209 states and 279 transitions. Word has length 168 [2024-12-02 11:26:46,693 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 11:26:46,693 INFO L471 AbstractCegarLoop]: Abstraction has 209 states and 279 transitions. [2024-12-02 11:26:46,693 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 28 states have (on average 4.928571428571429) internal successors, (138), 27 states have internal predecessors, (138), 8 states have call successors, (69), 4 states have call predecessors, (69), 8 states have return successors, (71), 8 states have call predecessors, (71), 8 states have call successors, (71) [2024-12-02 11:26:46,693 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 279 transitions. [2024-12-02 11:26:46,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2024-12-02 11:26:46,695 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:26:46,695 INFO L218 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 11:26:46,702 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ed991-8d95-459c-8428-cafcbd25efb2/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-12-02 11:26:46,896 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ed991-8d95-459c-8428-cafcbd25efb2/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 11:26:46,896 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 11:26:46,896 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:26:46,897 INFO L85 PathProgramCache]: Analyzing trace with hash 2062568093, now seen corresponding path program 1 times [2024-12-02 11:26:46,897 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 11:26:46,897 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [699529282] [2024-12-02 11:26:46,897 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:26:46,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 11:26:46,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:26:47,128 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2024-12-02 11:26:47,129 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 11:26:47,129 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [699529282] [2024-12-02 11:26:47,129 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [699529282] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 11:26:47,129 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 11:26:47,129 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 11:26:47,129 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1167505338] [2024-12-02 11:26:47,129 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 11:26:47,130 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 11:26:47,130 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 11:26:47,130 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 11:26:47,130 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 11:26:47,131 INFO L87 Difference]: Start difference. First operand 209 states and 279 transitions. Second operand has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2024-12-02 11:26:47,203 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 11:26:47,203 INFO L93 Difference]: Finished difference Result 417 states and 556 transitions. [2024-12-02 11:26:47,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 11:26:47,204 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) Word has length 168 [2024-12-02 11:26:47,204 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 11:26:47,206 INFO L225 Difference]: With dead ends: 417 [2024-12-02 11:26:47,206 INFO L226 Difference]: Without dead ends: 211 [2024-12-02 11:26:47,207 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-12-02 11:26:47,208 INFO L435 NwaCegarLoop]: 173 mSDtfsCounter, 64 mSDsluCounter, 286 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 64 SdHoareTripleChecker+Valid, 459 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 11:26:47,208 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [64 Valid, 459 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 11:26:47,209 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 211 states. [2024-12-02 11:26:47,238 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 211 to 107. [2024-12-02 11:26:47,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 107 states, 76 states have (on average 1.2236842105263157) internal successors, (93), 76 states have internal predecessors, (93), 24 states have call successors, (24), 6 states have call predecessors, (24), 6 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-12-02 11:26:47,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 141 transitions. [2024-12-02 11:26:47,240 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 141 transitions. Word has length 168 [2024-12-02 11:26:47,241 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 11:26:47,241 INFO L471 AbstractCegarLoop]: Abstraction has 107 states and 141 transitions. [2024-12-02 11:26:47,241 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2024-12-02 11:26:47,241 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 141 transitions. [2024-12-02 11:26:47,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2024-12-02 11:26:47,244 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:26:47,244 INFO L218 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 11:26:47,244 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-12-02 11:26:47,244 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 11:26:47,245 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:26:47,245 INFO L85 PathProgramCache]: Analyzing trace with hash -740746082, now seen corresponding path program 1 times [2024-12-02 11:26:47,245 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 11:26:47,245 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [970795350] [2024-12-02 11:26:47,245 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:26:47,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 11:26:47,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-02 11:26:47,418 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [711909143] [2024-12-02 11:26:47,418 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:26:47,418 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 11:26:47,419 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ed991-8d95-459c-8428-cafcbd25efb2/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 11:26:47,421 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ed991-8d95-459c-8428-cafcbd25efb2/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 11:26:47,422 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ed991-8d95-459c-8428-cafcbd25efb2/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-12-02 11:26:47,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:26:47,761 INFO L256 TraceCheckSpWp]: Trace formula consists of 412 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-12-02 11:26:47,764 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 11:26:48,231 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2024-12-02 11:26:48,231 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 11:26:48,232 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 11:26:48,232 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [970795350] [2024-12-02 11:26:48,232 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-12-02 11:26:48,232 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [711909143] [2024-12-02 11:26:48,232 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [711909143] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 11:26:48,232 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 11:26:48,232 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 11:26:48,233 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [26622514] [2024-12-02 11:26:48,233 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 11:26:48,233 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-12-02 11:26:48,233 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 11:26:48,234 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-12-02 11:26:48,234 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-12-02 11:26:48,234 INFO L87 Difference]: Start difference. First operand 107 states and 141 transitions. Second operand has 6 states, 6 states have (on average 8.666666666666666) internal successors, (52), 5 states have internal predecessors, (52), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2024-12-02 11:26:48,449 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 11:26:48,449 INFO L93 Difference]: Finished difference Result 319 states and 422 transitions. [2024-12-02 11:26:48,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-02 11:26:48,450 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.666666666666666) internal successors, (52), 5 states have internal predecessors, (52), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) Word has length 169 [2024-12-02 11:26:48,450 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 11:26:48,451 INFO L225 Difference]: With dead ends: 319 [2024-12-02 11:26:48,452 INFO L226 Difference]: Without dead ends: 215 [2024-12-02 11:26:48,452 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 171 GetRequests, 164 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2024-12-02 11:26:48,453 INFO L435 NwaCegarLoop]: 118 mSDtfsCounter, 108 mSDsluCounter, 363 mSDsCounter, 0 mSdLazyCounter, 143 mSolverCounterSat, 49 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 108 SdHoareTripleChecker+Valid, 481 SdHoareTripleChecker+Invalid, 192 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 49 IncrementalHoareTripleChecker+Valid, 143 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 11:26:48,453 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [108 Valid, 481 Invalid, 192 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [49 Valid, 143 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 11:26:48,454 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 215 states. [2024-12-02 11:26:48,491 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 215 to 181. [2024-12-02 11:26:48,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 181 states, 120 states have (on average 1.175) internal successors, (141), 120 states have internal predecessors, (141), 48 states have call successors, (48), 12 states have call predecessors, (48), 12 states have return successors, (48), 48 states have call predecessors, (48), 48 states have call successors, (48) [2024-12-02 11:26:48,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 181 states and 237 transitions. [2024-12-02 11:26:48,493 INFO L78 Accepts]: Start accepts. Automaton has 181 states and 237 transitions. Word has length 169 [2024-12-02 11:26:48,494 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 11:26:48,494 INFO L471 AbstractCegarLoop]: Abstraction has 181 states and 237 transitions. [2024-12-02 11:26:48,494 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.666666666666666) internal successors, (52), 5 states have internal predecessors, (52), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2024-12-02 11:26:48,494 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 237 transitions. [2024-12-02 11:26:48,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2024-12-02 11:26:48,496 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:26:48,496 INFO L218 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 11:26:48,506 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ed991-8d95-459c-8428-cafcbd25efb2/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-12-02 11:26:48,697 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ed991-8d95-459c-8428-cafcbd25efb2/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 11:26:48,697 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 11:26:48,697 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:26:48,697 INFO L85 PathProgramCache]: Analyzing trace with hash 1748782880, now seen corresponding path program 1 times [2024-12-02 11:26:48,697 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 11:26:48,697 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2137396692] [2024-12-02 11:26:48,697 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:26:48,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 11:26:48,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-02 11:26:48,844 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1185082140] [2024-12-02 11:26:48,844 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:26:48,844 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 11:26:48,845 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ed991-8d95-459c-8428-cafcbd25efb2/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 11:26:48,847 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ed991-8d95-459c-8428-cafcbd25efb2/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 11:26:48,849 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ed991-8d95-459c-8428-cafcbd25efb2/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-12-02 11:26:49,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-02 11:26:49,267 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-02 11:26:49,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-02 11:26:49,478 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-12-02 11:26:49,479 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-12-02 11:26:49,479 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-12-02 11:26:49,488 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ed991-8d95-459c-8428-cafcbd25efb2/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-12-02 11:26:49,681 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ed991-8d95-459c-8428-cafcbd25efb2/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 11:26:49,684 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2024-12-02 11:26:49,779 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-12-02 11:26:49,782 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 11:26:49 BoogieIcfgContainer [2024-12-02 11:26:49,782 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-12-02 11:26:49,783 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-02 11:26:49,783 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-02 11:26:49,783 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-02 11:26:49,784 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:26:33" (3/4) ... [2024-12-02 11:26:49,785 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-02 11:26:49,786 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-02 11:26:49,787 INFO L158 Benchmark]: Toolchain (without parser) took 17216.28ms. Allocated memory was 117.4MB in the beginning and 243.3MB in the end (delta: 125.8MB). Free memory was 92.1MB in the beginning and 185.5MB in the end (delta: -93.4MB). Peak memory consumption was 29.1MB. Max. memory is 16.1GB. [2024-12-02 11:26:49,787 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 117.4MB. Free memory is still 71.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 11:26:49,787 INFO L158 Benchmark]: CACSL2BoogieTranslator took 361.16ms. Allocated memory is still 117.4MB. Free memory was 91.8MB in the beginning and 74.9MB in the end (delta: 16.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-02 11:26:49,788 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.03ms. Allocated memory is still 117.4MB. Free memory was 74.9MB in the beginning and 69.8MB in the end (delta: 5.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-02 11:26:49,788 INFO L158 Benchmark]: Boogie Preprocessor took 70.22ms. Allocated memory is still 117.4MB. Free memory was 69.8MB in the beginning and 60.0MB in the end (delta: 9.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 11:26:49,788 INFO L158 Benchmark]: RCFGBuilder took 624.24ms. Allocated memory is still 117.4MB. Free memory was 60.0MB in the beginning and 81.4MB in the end (delta: -21.3MB). Peak memory consumption was 30.9MB. Max. memory is 16.1GB. [2024-12-02 11:26:49,789 INFO L158 Benchmark]: TraceAbstraction took 16090.78ms. Allocated memory was 117.4MB in the beginning and 243.3MB in the end (delta: 125.8MB). Free memory was 80.8MB in the beginning and 185.5MB in the end (delta: -104.8MB). Peak memory consumption was 132.4MB. Max. memory is 16.1GB. [2024-12-02 11:26:49,789 INFO L158 Benchmark]: Witness Printer took 3.05ms. Allocated memory is still 243.3MB. Free memory was 185.5MB in the beginning and 185.5MB in the end (delta: 31.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 11:26:49,791 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 117.4MB. Free memory is still 71.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 361.16ms. Allocated memory is still 117.4MB. Free memory was 91.8MB in the beginning and 74.9MB in the end (delta: 16.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.03ms. Allocated memory is still 117.4MB. Free memory was 74.9MB in the beginning and 69.8MB in the end (delta: 5.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 70.22ms. Allocated memory is still 117.4MB. Free memory was 69.8MB in the beginning and 60.0MB in the end (delta: 9.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 624.24ms. Allocated memory is still 117.4MB. Free memory was 60.0MB in the beginning and 81.4MB in the end (delta: -21.3MB). Peak memory consumption was 30.9MB. Max. memory is 16.1GB. * TraceAbstraction took 16090.78ms. Allocated memory was 117.4MB in the beginning and 243.3MB in the end (delta: 125.8MB). Free memory was 80.8MB in the beginning and 185.5MB in the end (delta: -104.8MB). Peak memory consumption was 132.4MB. Max. memory is 16.1GB. * Witness Printer took 3.05ms. Allocated memory is still 243.3MB. Free memory was 185.5MB in the beginning and 185.5MB in the end (delta: 31.4kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 162, overapproximation of someBinaryFLOATComparisonOperation at line 139, overapproximation of someBinaryFLOATComparisonOperation at line 160, overapproximation of someBinaryFLOATComparisonOperation at line 154, overapproximation of someBinaryFLOATComparisonOperation at line 156, overapproximation of someBinaryFLOATComparisonOperation at line 158, overapproximation of someBinaryFLOATComparisonOperation at line 164, overapproximation of someBinaryFLOATComparisonOperation at line 196, overapproximation of someBinaryDOUBLEComparisonOperation at line 87, overapproximation of someBinaryDOUBLEComparisonOperation at line 196, overapproximation of someBinaryArithmeticFLOAToperation at line 98, overapproximation of someBinaryArithmeticFLOAToperation at line 139. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 200; [L23] unsigned short int var_1_4 = 8; [L24] unsigned short int var_1_5 = 5; [L25] unsigned long int var_1_6 = 256; [L26] float var_1_7 = 9999999999999.2; [L27] float var_1_8 = 499.5; [L28] float var_1_9 = 64.4; [L29] float var_1_10 = 0.5; [L30] float var_1_11 = 5.8; [L31] float var_1_12 = 16.75; [L32] float var_1_13 = 99.5; [L33] signed short int var_1_15 = -10; [L34] unsigned char var_1_17 = 0; [L35] unsigned long int var_1_19 = 2743323310; [L36] unsigned long int var_1_20 = 4162860161; [L37] unsigned char var_1_21 = 0; [L38] double var_1_22 = 99.7; [L39] unsigned long int var_1_23 = 8; [L40] unsigned char var_1_24 = 1; [L41] unsigned char var_1_25 = 128; [L42] unsigned char var_1_26 = 128; [L43] unsigned char var_1_27 = 32; [L44] unsigned char var_1_28 = 200; [L45] float var_1_29 = 16.1; [L46] float var_1_30 = 7.9; [L47] unsigned char var_1_31 = 0; [L48] unsigned char var_1_32 = 1; [L49] unsigned char var_1_33 = 8; [L50] signed short int last_1_var_1_15 = -10; [L51] double last_1_var_1_22 = 99.7; [L52] unsigned long int last_1_var_1_23 = 8; [L53] unsigned char last_1_var_1_24 = 1; [L54] unsigned char last_1_var_1_27 = 32; [L55] unsigned char last_1_var_1_31 = 0; VAL [isInitial=0, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_10=1/2, var_1_11=29/5, var_1_12=67/4, var_1_13=199/2, var_1_15=-10, var_1_17=0, var_1_19=2743323310, var_1_1=200, var_1_20=4162860161, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=128, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=8, var_1_5=5, var_1_6=256, var_1_7=49999999999996/5, var_1_8=999/2, var_1_9=322/5] [L200] isInitial = 1 [L201] FCALL initially() [L202] int k_loop; [L203] k_loop = 0 VAL [isInitial=1, k_loop=0, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_10=1/2, var_1_11=29/5, var_1_12=67/4, var_1_13=199/2, var_1_15=-10, var_1_17=0, var_1_19=2743323310, var_1_1=200, var_1_20=4162860161, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=128, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=8, var_1_5=5, var_1_6=256, var_1_7=49999999999996/5, var_1_8=999/2, var_1_9=322/5] [L203] COND TRUE k_loop < 1 VAL [isInitial=1, k_loop=0, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_10=1/2, var_1_11=29/5, var_1_12=67/4, var_1_13=199/2, var_1_15=-10, var_1_17=0, var_1_19=2743323310, var_1_1=200, var_1_20=4162860161, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=128, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=8, var_1_5=5, var_1_6=256, var_1_7=49999999999996/5, var_1_8=999/2, var_1_9=322/5] [L204] CALL updateLastVariables() [L188] last_1_var_1_15 = var_1_15 [L189] last_1_var_1_22 = var_1_22 [L190] last_1_var_1_23 = var_1_23 [L191] last_1_var_1_24 = var_1_24 [L192] last_1_var_1_27 = var_1_27 [L193] last_1_var_1_31 = var_1_31 VAL [isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_10=1/2, var_1_11=29/5, var_1_12=67/4, var_1_13=199/2, var_1_15=-10, var_1_17=0, var_1_19=2743323310, var_1_1=200, var_1_20=4162860161, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=128, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=8, var_1_5=5, var_1_6=256, var_1_7=49999999999996/5, var_1_8=999/2, var_1_9=322/5] [L204] RET updateLastVariables() [L205] CALL updateVariables() [L147] var_1_4 = __VERIFIER_nondet_ushort() [L148] CALL assume_abort_if_not(var_1_4 >= 8) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_10=1/2, var_1_11=29/5, var_1_12=67/4, var_1_13=199/2, var_1_15=-10, var_1_17=0, var_1_19=2743323310, var_1_1=200, var_1_20=4162860161, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=128, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=65544, var_1_5=5, var_1_6=256, var_1_7=49999999999996/5, var_1_8=999/2, var_1_9=322/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_10=1/2, var_1_11=29/5, var_1_12=67/4, var_1_13=199/2, var_1_15=-10, var_1_17=0, var_1_19=2743323310, var_1_1=200, var_1_20=4162860161, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=128, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=65544, var_1_5=5, var_1_6=256, var_1_7=49999999999996/5, var_1_8=999/2, var_1_9=322/5] [L148] RET assume_abort_if_not(var_1_4 >= 8) VAL [isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_10=1/2, var_1_11=29/5, var_1_12=67/4, var_1_13=199/2, var_1_15=-10, var_1_17=0, var_1_19=2743323310, var_1_1=200, var_1_20=4162860161, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=128, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=65544, var_1_5=5, var_1_6=256, var_1_7=49999999999996/5, var_1_8=999/2, var_1_9=322/5] [L149] CALL assume_abort_if_not(var_1_4 <= 17) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_10=1/2, var_1_11=29/5, var_1_12=67/4, var_1_13=199/2, var_1_15=-10, var_1_17=0, var_1_19=2743323310, var_1_1=200, var_1_20=4162860161, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=128, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=65544, var_1_5=5, var_1_6=256, var_1_7=49999999999996/5, var_1_8=999/2, var_1_9=322/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_10=1/2, var_1_11=29/5, var_1_12=67/4, var_1_13=199/2, var_1_15=-10, var_1_17=0, var_1_19=2743323310, var_1_1=200, var_1_20=4162860161, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=128, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=65544, var_1_5=5, var_1_6=256, var_1_7=49999999999996/5, var_1_8=999/2, var_1_9=322/5] [L149] RET assume_abort_if_not(var_1_4 <= 17) VAL [isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_10=1/2, var_1_11=29/5, var_1_12=67/4, var_1_13=199/2, var_1_15=-10, var_1_17=0, var_1_19=2743323310, var_1_1=200, var_1_20=4162860161, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=128, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=65544, var_1_5=5, var_1_6=256, var_1_7=49999999999996/5, var_1_8=999/2, var_1_9=322/5] [L150] var_1_5 = __VERIFIER_nondet_ushort() [L151] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_10=1/2, var_1_11=29/5, var_1_12=67/4, var_1_13=199/2, var_1_15=-10, var_1_17=0, var_1_19=2743323310, var_1_1=200, var_1_20=4162860161, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=128, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=65544, var_1_6=256, var_1_7=49999999999996/5, var_1_8=999/2, var_1_9=322/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_10=1/2, var_1_11=29/5, var_1_12=67/4, var_1_13=199/2, var_1_15=-10, var_1_17=0, var_1_19=2743323310, var_1_1=200, var_1_20=4162860161, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=128, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=65544, var_1_6=256, var_1_7=49999999999996/5, var_1_8=999/2, var_1_9=322/5] [L151] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_10=1/2, var_1_11=29/5, var_1_12=67/4, var_1_13=199/2, var_1_15=-10, var_1_17=0, var_1_19=2743323310, var_1_1=200, var_1_20=4162860161, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=128, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=65544, var_1_6=256, var_1_7=49999999999996/5, var_1_8=999/2, var_1_9=322/5] [L152] CALL assume_abort_if_not(var_1_5 <= 8) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_10=1/2, var_1_11=29/5, var_1_12=67/4, var_1_13=199/2, var_1_15=-10, var_1_17=0, var_1_19=2743323310, var_1_1=200, var_1_20=4162860161, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=128, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=65544, var_1_5=131080, var_1_6=256, var_1_7=49999999999996/5, var_1_8=999/2, var_1_9=322/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_10=1/2, var_1_11=29/5, var_1_12=67/4, var_1_13=199/2, var_1_15=-10, var_1_17=0, var_1_19=2743323310, var_1_1=200, var_1_20=4162860161, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=128, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=65544, var_1_5=131080, var_1_6=256, var_1_7=49999999999996/5, var_1_8=999/2, var_1_9=322/5] [L152] RET assume_abort_if_not(var_1_5 <= 8) VAL [isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_10=1/2, var_1_11=29/5, var_1_12=67/4, var_1_13=199/2, var_1_15=-10, var_1_17=0, var_1_19=2743323310, var_1_1=200, var_1_20=4162860161, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=128, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=65544, var_1_5=131080, var_1_6=256, var_1_7=49999999999996/5, var_1_8=999/2, var_1_9=322/5] [L153] var_1_8 = __VERIFIER_nondet_float() [L154] CALL assume_abort_if_not((var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_10=1/2, var_1_11=29/5, var_1_12=67/4, var_1_13=199/2, var_1_15=-10, var_1_17=0, var_1_19=2743323310, var_1_1=200, var_1_20=4162860161, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=128, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=65544, var_1_5=131080, var_1_6=256, var_1_7=49999999999996/5, var_1_9=322/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_10=1/2, var_1_11=29/5, var_1_12=67/4, var_1_13=199/2, var_1_15=-10, var_1_17=0, var_1_19=2743323310, var_1_1=200, var_1_20=4162860161, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=128, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=65544, var_1_5=131080, var_1_6=256, var_1_7=49999999999996/5, var_1_9=322/5] [L154] RET assume_abort_if_not((var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_10=1/2, var_1_11=29/5, var_1_12=67/4, var_1_13=199/2, var_1_15=-10, var_1_17=0, var_1_19=2743323310, var_1_1=200, var_1_20=4162860161, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=128, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=65544, var_1_5=131080, var_1_6=256, var_1_7=49999999999996/5, var_1_9=322/5] [L155] var_1_9 = __VERIFIER_nondet_float() [L156] CALL assume_abort_if_not((var_1_9 >= 0.0F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_10=1/2, var_1_11=29/5, var_1_12=67/4, var_1_13=199/2, var_1_15=-10, var_1_17=0, var_1_19=2743323310, var_1_1=200, var_1_20=4162860161, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=128, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=65544, var_1_5=131080, var_1_6=256, var_1_7=49999999999996/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_10=1/2, var_1_11=29/5, var_1_12=67/4, var_1_13=199/2, var_1_15=-10, var_1_17=0, var_1_19=2743323310, var_1_1=200, var_1_20=4162860161, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=128, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=65544, var_1_5=131080, var_1_6=256, var_1_7=49999999999996/5] [L156] RET assume_abort_if_not((var_1_9 >= 0.0F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_10=1/2, var_1_11=29/5, var_1_12=67/4, var_1_13=199/2, var_1_15=-10, var_1_17=0, var_1_19=2743323310, var_1_1=200, var_1_20=4162860161, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=128, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=65544, var_1_5=131080, var_1_6=256, var_1_7=49999999999996/5] [L157] var_1_10 = __VERIFIER_nondet_float() [L158] CALL assume_abort_if_not((var_1_10 >= 0.0F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854765600e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_11=29/5, var_1_12=67/4, var_1_13=199/2, var_1_15=-10, var_1_17=0, var_1_19=2743323310, var_1_1=200, var_1_20=4162860161, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=128, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=65544, var_1_5=131080, var_1_6=256, var_1_7=49999999999996/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_11=29/5, var_1_12=67/4, var_1_13=199/2, var_1_15=-10, var_1_17=0, var_1_19=2743323310, var_1_1=200, var_1_20=4162860161, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=128, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=65544, var_1_5=131080, var_1_6=256, var_1_7=49999999999996/5] [L158] RET assume_abort_if_not((var_1_10 >= 0.0F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854765600e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_11=29/5, var_1_12=67/4, var_1_13=199/2, var_1_15=-10, var_1_17=0, var_1_19=2743323310, var_1_1=200, var_1_20=4162860161, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=128, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=65544, var_1_5=131080, var_1_6=256, var_1_7=49999999999996/5] [L159] var_1_11 = __VERIFIER_nondet_float() [L160] CALL assume_abort_if_not((var_1_11 >= -922337.2036854765600e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_12=67/4, var_1_13=199/2, var_1_15=-10, var_1_17=0, var_1_19=2743323310, var_1_1=200, var_1_20=4162860161, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=128, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=65544, var_1_5=131080, var_1_6=256, var_1_7=49999999999996/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_12=67/4, var_1_13=199/2, var_1_15=-10, var_1_17=0, var_1_19=2743323310, var_1_1=200, var_1_20=4162860161, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=128, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=65544, var_1_5=131080, var_1_6=256, var_1_7=49999999999996/5] [L160] RET assume_abort_if_not((var_1_11 >= -922337.2036854765600e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_12=67/4, var_1_13=199/2, var_1_15=-10, var_1_17=0, var_1_19=2743323310, var_1_1=200, var_1_20=4162860161, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=128, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=65544, var_1_5=131080, var_1_6=256, var_1_7=49999999999996/5] [L161] var_1_12 = __VERIFIER_nondet_float() [L162] CALL assume_abort_if_not((var_1_12 >= -461168.6018427382800e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 4611686.018427382800e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_13=199/2, var_1_15=-10, var_1_17=0, var_1_19=2743323310, var_1_1=200, var_1_20=4162860161, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=128, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=65544, var_1_5=131080, var_1_6=256, var_1_7=49999999999996/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_13=199/2, var_1_15=-10, var_1_17=0, var_1_19=2743323310, var_1_1=200, var_1_20=4162860161, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=128, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=65544, var_1_5=131080, var_1_6=256, var_1_7=49999999999996/5] [L162] RET assume_abort_if_not((var_1_12 >= -461168.6018427382800e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 4611686.018427382800e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_13=199/2, var_1_15=-10, var_1_17=0, var_1_19=2743323310, var_1_1=200, var_1_20=4162860161, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=128, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=65544, var_1_5=131080, var_1_6=256, var_1_7=49999999999996/5] [L163] var_1_13 = __VERIFIER_nondet_float() [L164] CALL assume_abort_if_not((var_1_13 >= -461168.6018427382800e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 4611686.018427382800e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2743323310, var_1_1=200, var_1_20=4162860161, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=128, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=65544, var_1_5=131080, var_1_6=256, var_1_7=49999999999996/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2743323310, var_1_1=200, var_1_20=4162860161, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=128, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=65544, var_1_5=131080, var_1_6=256, var_1_7=49999999999996/5] [L164] RET assume_abort_if_not((var_1_13 >= -461168.6018427382800e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 4611686.018427382800e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2743323310, var_1_1=200, var_1_20=4162860161, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=128, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=65544, var_1_5=131080, var_1_6=256, var_1_7=49999999999996/5] [L165] var_1_19 = __VERIFIER_nondet_ulong() [L166] CALL assume_abort_if_not(var_1_19 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=200, var_1_20=4162860161, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=128, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=65544, var_1_5=131080, var_1_6=256, var_1_7=49999999999996/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=200, var_1_20=4162860161, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=128, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=65544, var_1_5=131080, var_1_6=256, var_1_7=49999999999996/5] [L166] RET assume_abort_if_not(var_1_19 >= 2147483647) VAL [isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=200, var_1_20=4162860161, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=128, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=65544, var_1_5=131080, var_1_6=256, var_1_7=49999999999996/5] [L167] CALL assume_abort_if_not(var_1_19 <= 4294967295) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=200, var_1_20=4162860161, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=128, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=65544, var_1_5=131080, var_1_6=256, var_1_7=49999999999996/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=200, var_1_20=4162860161, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=128, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=65544, var_1_5=131080, var_1_6=256, var_1_7=49999999999996/5] [L167] RET assume_abort_if_not(var_1_19 <= 4294967295) VAL [isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=200, var_1_20=4162860161, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=128, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=65544, var_1_5=131080, var_1_6=256, var_1_7=49999999999996/5] [L168] var_1_20 = __VERIFIER_nondet_ulong() [L169] CALL assume_abort_if_not(var_1_20 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=200, var_1_20=2147483647, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=128, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=65544, var_1_5=131080, var_1_6=256, var_1_7=49999999999996/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=200, var_1_20=2147483647, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=128, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=65544, var_1_5=131080, var_1_6=256, var_1_7=49999999999996/5] [L169] RET assume_abort_if_not(var_1_20 >= 2147483647) VAL [isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=200, var_1_20=2147483647, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=128, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=65544, var_1_5=131080, var_1_6=256, var_1_7=49999999999996/5] [L170] CALL assume_abort_if_not(var_1_20 <= 4294967295) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=200, var_1_20=2147483647, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=128, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=65544, var_1_5=131080, var_1_6=256, var_1_7=49999999999996/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=200, var_1_20=2147483647, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=128, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=65544, var_1_5=131080, var_1_6=256, var_1_7=49999999999996/5] [L170] RET assume_abort_if_not(var_1_20 <= 4294967295) VAL [isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=200, var_1_20=2147483647, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=128, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=65544, var_1_5=131080, var_1_6=256, var_1_7=49999999999996/5] [L171] var_1_21 = __VERIFIER_nondet_uchar() [L172] CALL assume_abort_if_not(var_1_21 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=200, var_1_20=2147483647, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=128, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=65544, var_1_5=131080, var_1_6=256, var_1_7=49999999999996/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=200, var_1_20=2147483647, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=128, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=65544, var_1_5=131080, var_1_6=256, var_1_7=49999999999996/5] [L172] RET assume_abort_if_not(var_1_21 >= 0) VAL [isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=200, var_1_20=2147483647, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=128, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=65544, var_1_5=131080, var_1_6=256, var_1_7=49999999999996/5] [L173] CALL assume_abort_if_not(var_1_21 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=200, var_1_20=2147483647, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=128, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=65544, var_1_5=131080, var_1_6=256, var_1_7=49999999999996/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=200, var_1_20=2147483647, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=128, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=65544, var_1_5=131080, var_1_6=256, var_1_7=49999999999996/5] [L173] RET assume_abort_if_not(var_1_21 <= 0) VAL [isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=200, var_1_20=2147483647, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=128, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=65544, var_1_5=131080, var_1_6=256, var_1_7=49999999999996/5] [L174] var_1_25 = __VERIFIER_nondet_uchar() [L175] CALL assume_abort_if_not(var_1_25 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=200, var_1_20=2147483647, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=201, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=65544, var_1_5=131080, var_1_6=256, var_1_7=49999999999996/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=200, var_1_20=2147483647, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=201, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=65544, var_1_5=131080, var_1_6=256, var_1_7=49999999999996/5] [L175] RET assume_abort_if_not(var_1_25 >= 127) VAL [isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=200, var_1_20=2147483647, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=201, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=65544, var_1_5=131080, var_1_6=256, var_1_7=49999999999996/5] [L176] CALL assume_abort_if_not(var_1_25 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=200, var_1_20=2147483647, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=201, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=65544, var_1_5=131080, var_1_6=256, var_1_7=49999999999996/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=200, var_1_20=2147483647, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=201, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=65544, var_1_5=131080, var_1_6=256, var_1_7=49999999999996/5] [L176] RET assume_abort_if_not(var_1_25 <= 254) VAL [isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=200, var_1_20=2147483647, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=201, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=65544, var_1_5=131080, var_1_6=256, var_1_7=49999999999996/5] [L177] var_1_26 = __VERIFIER_nondet_uchar() [L178] CALL assume_abort_if_not(var_1_26 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=200, var_1_20=2147483647, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=201, var_1_26=127, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=65544, var_1_5=131080, var_1_6=256, var_1_7=49999999999996/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=200, var_1_20=2147483647, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=201, var_1_26=127, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=65544, var_1_5=131080, var_1_6=256, var_1_7=49999999999996/5] [L178] RET assume_abort_if_not(var_1_26 >= 127) VAL [isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=200, var_1_20=2147483647, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=201, var_1_26=127, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=65544, var_1_5=131080, var_1_6=256, var_1_7=49999999999996/5] [L179] CALL assume_abort_if_not(var_1_26 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=200, var_1_20=2147483647, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=201, var_1_26=127, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=65544, var_1_5=131080, var_1_6=256, var_1_7=49999999999996/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=200, var_1_20=2147483647, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=201, var_1_26=127, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=65544, var_1_5=131080, var_1_6=256, var_1_7=49999999999996/5] [L179] RET assume_abort_if_not(var_1_26 <= 254) VAL [isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=200, var_1_20=2147483647, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=201, var_1_26=127, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=65544, var_1_5=131080, var_1_6=256, var_1_7=49999999999996/5] [L180] var_1_28 = __VERIFIER_nondet_uchar() [L181] CALL assume_abort_if_not(var_1_28 >= 190) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=200, var_1_20=2147483647, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=201, var_1_26=127, var_1_27=32, var_1_28=510, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=65544, var_1_5=131080, var_1_6=256, var_1_7=49999999999996/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=200, var_1_20=2147483647, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=201, var_1_26=127, var_1_27=32, var_1_28=510, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=65544, var_1_5=131080, var_1_6=256, var_1_7=49999999999996/5] [L181] RET assume_abort_if_not(var_1_28 >= 190) VAL [isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=200, var_1_20=2147483647, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=201, var_1_26=127, var_1_27=32, var_1_28=510, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=65544, var_1_5=131080, var_1_6=256, var_1_7=49999999999996/5] [L182] CALL assume_abort_if_not(var_1_28 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=200, var_1_20=2147483647, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=201, var_1_26=127, var_1_27=32, var_1_28=510, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=65544, var_1_5=131080, var_1_6=256, var_1_7=49999999999996/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=200, var_1_20=2147483647, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=201, var_1_26=127, var_1_27=32, var_1_28=510, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=65544, var_1_5=131080, var_1_6=256, var_1_7=49999999999996/5] [L182] RET assume_abort_if_not(var_1_28 <= 254) VAL [isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=200, var_1_20=2147483647, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=201, var_1_26=127, var_1_27=32, var_1_28=510, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=65544, var_1_5=131080, var_1_6=256, var_1_7=49999999999996/5] [L183] var_1_32 = __VERIFIER_nondet_uchar() [L184] CALL assume_abort_if_not(var_1_32 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=200, var_1_20=2147483647, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=201, var_1_26=127, var_1_27=32, var_1_28=510, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=65544, var_1_5=131080, var_1_6=256, var_1_7=49999999999996/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=200, var_1_20=2147483647, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=201, var_1_26=127, var_1_27=32, var_1_28=510, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=65544, var_1_5=131080, var_1_6=256, var_1_7=49999999999996/5] [L184] RET assume_abort_if_not(var_1_32 >= 1) VAL [isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=200, var_1_20=2147483647, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=201, var_1_26=127, var_1_27=32, var_1_28=510, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=65544, var_1_5=131080, var_1_6=256, var_1_7=49999999999996/5] [L185] CALL assume_abort_if_not(var_1_32 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=200, var_1_20=2147483647, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=201, var_1_26=127, var_1_27=32, var_1_28=510, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=65544, var_1_5=131080, var_1_6=256, var_1_7=49999999999996/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=200, var_1_20=2147483647, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=201, var_1_26=127, var_1_27=32, var_1_28=510, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=65544, var_1_5=131080, var_1_6=256, var_1_7=49999999999996/5] [L185] RET assume_abort_if_not(var_1_32 <= 1) VAL [isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=200, var_1_20=2147483647, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=201, var_1_26=127, var_1_27=32, var_1_28=510, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=65544, var_1_5=131080, var_1_6=256, var_1_7=49999999999996/5] [L205] RET updateVariables() [L206] CALL step() [L59] COND TRUE (var_1_4 >= last_1_var_1_24) && (last_1_var_1_27 >= ((((var_1_5) < (last_1_var_1_24)) ? (var_1_5) : (last_1_var_1_24)))) [L60] var_1_6 = 200u VAL [isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=200, var_1_20=2147483647, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=201, var_1_26=127, var_1_27=32, var_1_28=510, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=65544, var_1_5=131080, var_1_6=200, var_1_7=49999999999996/5] [L62] COND FALSE !(\read(last_1_var_1_31)) [L73] var_1_17 = var_1_21 VAL [isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=200, var_1_20=2147483647, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=201, var_1_26=127, var_1_27=32, var_1_28=510, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=65544, var_1_5=131080, var_1_6=200, var_1_7=49999999999996/5] [L75] COND FALSE !(\read(var_1_17)) [L78] var_1_31 = (! 1) VAL [isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=200, var_1_20=2147483647, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=201, var_1_26=127, var_1_27=32, var_1_28=510, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=65544, var_1_5=131080, var_1_6=200, var_1_7=49999999999996/5] [L80] EXPR (last_1_var_1_23 * last_1_var_1_15) << (var_1_4 - var_1_5) VAL [isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=200, var_1_20=2147483647, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=201, var_1_26=127, var_1_27=32, var_1_28=510, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=65544, var_1_5=131080, var_1_6=200, var_1_7=49999999999996/5] [L80] unsigned long int stepLocal_0 = (last_1_var_1_23 * last_1_var_1_15) << (var_1_4 - var_1_5); [L81] COND FALSE !(stepLocal_0 <= -128) [L84] var_1_1 = ((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))) VAL [isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=8, var_1_20=2147483647, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=201, var_1_26=127, var_1_27=32, var_1_28=510, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=65544, var_1_5=131080, var_1_6=200, var_1_7=49999999999996/5] [L86] unsigned char stepLocal_4 = var_1_17; VAL [isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, stepLocal_4=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=8, var_1_20=2147483647, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=201, var_1_26=127, var_1_27=32, var_1_28=510, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=65544, var_1_5=131080, var_1_6=200, var_1_7=49999999999996/5] [L87] COND TRUE stepLocal_4 || (last_1_var_1_22 <= var_1_12) [L88] var_1_22 = ((((200.3) < (var_1_9)) ? (200.3) : (var_1_9))) VAL [isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=8, var_1_20=2147483647, var_1_21=0, var_1_22=2003/10, var_1_23=8, var_1_24=1, var_1_25=201, var_1_26=127, var_1_27=32, var_1_28=510, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=65544, var_1_5=131080, var_1_6=200, var_1_7=49999999999996/5, var_1_9=0] [L92] signed long int stepLocal_6 = (((var_1_25) > (256)) ? (var_1_25) : (256)); VAL [isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, stepLocal_6=256, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=8, var_1_20=2147483647, var_1_21=0, var_1_22=2003/10, var_1_23=8, var_1_24=1, var_1_25=201, var_1_26=127, var_1_27=32, var_1_28=510, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=65544, var_1_5=131080, var_1_6=200, var_1_7=49999999999996/5, var_1_9=0] [L93] COND TRUE var_1_5 <= stepLocal_6 [L94] var_1_27 = ((var_1_28 - var_1_4) - var_1_5) VAL [isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=8, var_1_20=2147483647, var_1_21=0, var_1_22=2003/10, var_1_23=8, var_1_24=1, var_1_25=201, var_1_26=127, var_1_27=238, var_1_28=510, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=65544, var_1_5=131080, var_1_6=200, var_1_7=49999999999996/5, var_1_9=0] [L98] var_1_29 = (var_1_12 + ((((9.999999999999995E14f) > (var_1_13)) ? (9.999999999999995E14f) : (var_1_13)))) VAL [isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=8, var_1_20=2147483647, var_1_21=0, var_1_22=2003/10, var_1_23=8, var_1_24=1, var_1_25=201, var_1_26=127, var_1_27=238, var_1_28=510, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=65544, var_1_5=131080, var_1_6=200, var_1_7=49999999999996/5, var_1_9=0] [L99] COND TRUE var_1_19 != 25u VAL [isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=8, var_1_20=2147483647, var_1_21=0, var_1_22=2003/10, var_1_23=8, var_1_24=1, var_1_25=201, var_1_26=127, var_1_27=238, var_1_28=510, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=65544, var_1_5=131080, var_1_6=200, var_1_7=49999999999996/5, var_1_9=0] [L100] COND TRUE ! var_1_21 [L101] var_1_30 = var_1_8 VAL [isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=8, var_1_20=2147483647, var_1_21=0, var_1_22=2003/10, var_1_23=8, var_1_24=1, var_1_25=201, var_1_26=127, var_1_27=238, var_1_28=510, var_1_30=2, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=65544, var_1_5=131080, var_1_6=200, var_1_7=49999999999996/5, var_1_8=2, var_1_9=0] [L106] COND FALSE !(\read(var_1_31)) VAL [isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=8, var_1_20=2147483647, var_1_21=0, var_1_22=2003/10, var_1_23=8, var_1_24=1, var_1_25=201, var_1_26=127, var_1_27=238, var_1_28=510, var_1_30=2, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=65544, var_1_5=131080, var_1_6=200, var_1_7=49999999999996/5, var_1_8=2, var_1_9=0] [L111] signed long int stepLocal_5 = var_1_33 % var_1_4; VAL [isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, stepLocal_5=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=8, var_1_20=2147483647, var_1_21=0, var_1_22=2003/10, var_1_23=8, var_1_24=1, var_1_25=201, var_1_26=127, var_1_27=238, var_1_28=510, var_1_30=2, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=65544, var_1_5=131080, var_1_6=200, var_1_7=49999999999996/5, var_1_8=2, var_1_9=0] [L112] COND FALSE !(stepLocal_5 > var_1_5) VAL [isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=8, var_1_20=2147483647, var_1_21=0, var_1_22=2003/10, var_1_23=8, var_1_24=1, var_1_25=201, var_1_26=127, var_1_27=238, var_1_28=510, var_1_30=2, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=65544, var_1_5=131080, var_1_6=200, var_1_7=49999999999996/5, var_1_8=2, var_1_9=0] [L115] unsigned long int stepLocal_3 = var_1_6; [L116] signed long int stepLocal_2 = 128; VAL [isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, stepLocal_2=128, stepLocal_3=200, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=8, var_1_20=2147483647, var_1_21=0, var_1_22=2003/10, var_1_23=8, var_1_24=1, var_1_25=201, var_1_26=127, var_1_27=238, var_1_28=510, var_1_30=2, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=65544, var_1_5=131080, var_1_6=200, var_1_7=49999999999996/5, var_1_8=2, var_1_9=0] [L117] COND FALSE !(var_1_1 > stepLocal_3) VAL [isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, stepLocal_2=128, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=8, var_1_20=2147483647, var_1_21=0, var_1_22=2003/10, var_1_23=8, var_1_24=1, var_1_25=201, var_1_26=127, var_1_27=238, var_1_28=510, var_1_30=2, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=65544, var_1_5=131080, var_1_6=200, var_1_7=49999999999996/5, var_1_8=2, var_1_9=0] [L120] COND TRUE var_1_33 != stepLocal_2 [L121] var_1_15 = (var_1_5 - 1) VAL [isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=7, var_1_17=0, var_1_19=2147483647, var_1_1=8, var_1_20=2147483647, var_1_21=0, var_1_22=2003/10, var_1_23=8, var_1_24=1, var_1_25=201, var_1_26=127, var_1_27=238, var_1_28=510, var_1_30=2, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=65544, var_1_5=131080, var_1_6=200, var_1_7=49999999999996/5, var_1_8=2, var_1_9=0] [L126] COND FALSE !(((((var_1_1) < ((var_1_4 - var_1_5))) ? (var_1_1) : ((var_1_4 - var_1_5)))) > var_1_27) VAL [isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=7, var_1_17=0, var_1_19=2147483647, var_1_1=8, var_1_20=2147483647, var_1_21=0, var_1_22=2003/10, var_1_23=8, var_1_24=1, var_1_25=201, var_1_26=127, var_1_27=238, var_1_28=510, var_1_30=2, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=65544, var_1_5=131080, var_1_6=200, var_1_7=49999999999996/5, var_1_8=2, var_1_9=0] [L137] signed long int stepLocal_1 = var_1_33 + var_1_5; VAL [isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, stepLocal_1=16, var_1_15=7, var_1_17=0, var_1_19=2147483647, var_1_1=8, var_1_20=2147483647, var_1_21=0, var_1_22=2003/10, var_1_23=8, var_1_24=1, var_1_25=201, var_1_26=127, var_1_27=238, var_1_28=510, var_1_30=2, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=65544, var_1_5=131080, var_1_6=200, var_1_7=49999999999996/5, var_1_8=2, var_1_9=0] [L138] COND TRUE stepLocal_1 > var_1_24 [L139] var_1_7 = (((((((((var_1_8) > (var_1_9)) ? (var_1_8) : (var_1_9))) - var_1_10)) > (((((var_1_11) > ((var_1_12 + var_1_13))) ? (var_1_11) : ((var_1_12 + var_1_13)))))) ? ((((((var_1_8) > (var_1_9)) ? (var_1_8) : (var_1_9))) - var_1_10)) : (((((var_1_11) > ((var_1_12 + var_1_13))) ? (var_1_11) : ((var_1_12 + var_1_13))))))) VAL [isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_11=0, var_1_15=7, var_1_17=0, var_1_19=2147483647, var_1_1=8, var_1_20=2147483647, var_1_21=0, var_1_22=2003/10, var_1_23=8, var_1_24=1, var_1_25=201, var_1_26=127, var_1_27=238, var_1_28=510, var_1_30=2, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=65544, var_1_5=131080, var_1_6=200, var_1_7=3, var_1_8=2, var_1_9=0] [L206] RET step() [L207] CALL, EXPR property() [L196] EXPR (last_1_var_1_23 * last_1_var_1_15) << (var_1_4 - var_1_5) VAL [isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_11=0, var_1_15=7, var_1_17=0, var_1_19=2147483647, var_1_1=8, var_1_20=2147483647, var_1_21=0, var_1_22=2003/10, var_1_23=8, var_1_24=1, var_1_25=201, var_1_26=127, var_1_27=238, var_1_28=510, var_1_30=2, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=65544, var_1_5=131080, var_1_6=200, var_1_7=3, var_1_8=2, var_1_9=0] [L196-L197] return (((((((((((((((last_1_var_1_23 * last_1_var_1_15) << (var_1_4 - var_1_5)) <= -128) ? (var_1_1 == ((unsigned char) (var_1_5 + var_1_4))) : (var_1_1 == ((unsigned char) ((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4)))))) && (((var_1_4 >= last_1_var_1_24) && (last_1_var_1_27 >= ((((var_1_5) < (last_1_var_1_24)) ? (var_1_5) : (last_1_var_1_24))))) ? (var_1_6 == ((unsigned long int) 200u)) : 1)) && (((var_1_33 + var_1_5) > var_1_24) ? (var_1_7 == ((float) (((((((((var_1_8) > (var_1_9)) ? (var_1_8) : (var_1_9))) - var_1_10)) > (((((var_1_11) > ((var_1_12 + var_1_13))) ? (var_1_11) : ((var_1_12 + var_1_13)))))) ? ((((((var_1_8) > (var_1_9)) ? (var_1_8) : (var_1_9))) - var_1_10)) : (((((var_1_11) > ((var_1_12 + var_1_13))) ? (var_1_11) : ((var_1_12 + var_1_13))))))))) : ((! var_1_31) ? (var_1_7 == ((float) ((((var_1_11) > (var_1_13)) ? (var_1_11) : (var_1_13))))) : 1))) && ((var_1_1 > var_1_6) ? (var_1_15 == ((signed short int) last_1_var_1_15)) : ((var_1_33 != 128) ? (var_1_15 == ((signed short int) (var_1_5 - 1))) : (var_1_15 == ((signed short int) var_1_27))))) && (last_1_var_1_31 ? (last_1_var_1_31 ? (((((((var_1_19) > (var_1_20)) ? (var_1_19) : (var_1_20))) - ((((10u) > (var_1_5)) ? (10u) : (var_1_5)))) != var_1_4) ? (var_1_17 == ((unsigned char) 0)) : (var_1_17 == ((unsigned char) 0))) : (var_1_17 == ((unsigned char) var_1_21))) : (var_1_17 == ((unsigned char) var_1_21)))) && ((var_1_17 || (last_1_var_1_22 <= var_1_12)) ? (var_1_22 == ((double) ((((200.3) < (var_1_9)) ? (200.3) : (var_1_9))))) : (var_1_22 == ((double) (var_1_8 - var_1_9))))) && ((((((var_1_1) < ((var_1_4 - var_1_5))) ? (var_1_1) : ((var_1_4 - var_1_5)))) > var_1_27) ? (((5 * var_1_27) <= var_1_24) ? ((var_1_5 >= var_1_1) ? (var_1_23 == ((unsigned long int) var_1_24)) : (var_1_23 == ((unsigned long int) var_1_5))) : (var_1_23 == ((unsigned long int) var_1_4))) : 1)) && (((var_1_33 % var_1_4) > var_1_5) ? (var_1_24 == ((unsigned char) (((((var_1_25) > (var_1_26)) ? (var_1_25) : (var_1_26))) - var_1_4))) : 1)) && ((var_1_5 <= ((((var_1_25) > (256)) ? (var_1_25) : (256)))) ? (var_1_27 == ((unsigned char) ((var_1_28 - var_1_4) - var_1_5))) : (var_1_27 == ((unsigned char) (((((var_1_25) > (var_1_28)) ? (var_1_25) : (var_1_28))) - var_1_5))))) && (var_1_29 == ((float) (var_1_12 + ((((9.999999999999995E14f) > (var_1_13)) ? (9.999999999999995E14f) : (var_1_13))))))) && ((var_1_19 != 25u) ? ((! var_1_21) ? (var_1_30 == ((float) var_1_8)) : 1) : (var_1_30 == ((float) (var_1_10 - var_1_9))))) && (var_1_17 ? (var_1_31 == ((unsigned char) (! var_1_32))) : (var_1_31 == ((unsigned char) (! 1))))) && (var_1_31 ? (((var_1_6 / var_1_25) <= var_1_4) ? (var_1_33 == ((unsigned char) var_1_5)) : 1) : 1) ; [L207] RET, EXPR property() [L207] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_11=0, var_1_15=7, var_1_17=0, var_1_19=2147483647, var_1_1=8, var_1_20=2147483647, var_1_21=0, var_1_22=2003/10, var_1_23=8, var_1_24=1, var_1_25=201, var_1_26=127, var_1_27=238, var_1_28=510, var_1_30=2, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=65544, var_1_5=131080, var_1_6=200, var_1_7=3, var_1_8=2, var_1_9=0] [L19] reach_error() VAL [isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_11=0, var_1_15=7, var_1_17=0, var_1_19=2147483647, var_1_1=8, var_1_20=2147483647, var_1_21=0, var_1_22=2003/10, var_1_23=8, var_1_24=1, var_1_25=201, var_1_26=127, var_1_27=238, var_1_28=510, var_1_30=2, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=65544, var_1_5=131080, var_1_6=200, var_1_7=3, var_1_8=2, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 91 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 15.9s, OverallIterations: 7, TraceHistogramMax: 24, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 6.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1375 SdHoareTripleChecker+Valid, 3.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1364 mSDsluCounter, 2426 SdHoareTripleChecker+Invalid, 2.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1666 mSDsCounter, 519 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1781 IncrementalHoareTripleChecker+Invalid, 2300 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 519 mSolverCounterUnsat, 760 mSDtfsCounter, 1781 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1430 GetRequests, 1319 SyntacticMatches, 2 SemanticMatches, 109 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1299 ImplicationChecksByTransitivity, 3.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=209occurred in iteration=4, InterpolantAutomatonStates: 91, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 6 MinimizatonAttempts, 253 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.9s SatisfiabilityAnalysisTime, 5.6s InterpolantComputationTime, 2182 NumberOfCodeBlocks, 2182 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 2164 ConstructedInterpolants, 0 QuantifiedInterpolants, 7636 SizeOfPredicates, 8 NumberOfNonLiveVariables, 2045 ConjunctsInSsa, 54 ConjunctsInUnsatCore, 13 InterpolantComputations, 3 PerfectInterpolantSequences, 13646/14352 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, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-02 11:26:49,817 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ed991-8d95-459c-8428-cafcbd25efb2/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with 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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ed991-8d95-459c-8428-cafcbd25efb2/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ed991-8d95-459c-8428-cafcbd25efb2/bin/uautomizer-verify-84ZbGMXZE1/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ed991-8d95-459c-8428-cafcbd25efb2/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ed991-8d95-459c-8428-cafcbd25efb2/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-39.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ed991-8d95-459c-8428-cafcbd25efb2/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ed991-8d95-459c-8428-cafcbd25efb2/bin/uautomizer-verify-84ZbGMXZE1 --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 caf8cc95f60422cae62ef20857bff205d9812f0c6d7a17b53f59e7b912e3d243 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 11:26:51,924 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 11:26:52,018 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ed991-8d95-459c-8428-cafcbd25efb2/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-12-02 11:26:52,025 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 11:26:52,026 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 11:26:52,050 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 11:26:52,051 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 11:26:52,051 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 11:26:52,052 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 11:26:52,052 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 11:26:52,052 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 11:26:52,052 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 11:26:52,052 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 11:26:52,052 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 11:26:52,053 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 11:26:52,053 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 11:26:52,053 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 11:26:52,053 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-02 11:26:52,053 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-02 11:26:52,053 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 11:26:52,054 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 11:26:52,054 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 11:26:52,054 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 11:26:52,054 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-02 11:26:52,054 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-02 11:26:52,054 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-02 11:26:52,054 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-02 11:26:52,054 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 11:26:52,054 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 11:26:52,054 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 11:26:52,054 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 11:26:52,055 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 11:26:52,055 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 11:26:52,055 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 11:26:52,055 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 11:26:52,055 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 11:26:52,055 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 11:26:52,055 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 11:26:52,055 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 11:26:52,055 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 11:26:52,056 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 11:26:52,056 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 11:26:52,056 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 11:26:52,056 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 11:26:52,056 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-12-02 11:26:52,056 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-02 11:26:52,056 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 11:26:52,056 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 11:26:52,056 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 11:26:52,056 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 11:26:52,056 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_856ed991-8d95-459c-8428-cafcbd25efb2/bin/uautomizer-verify-84ZbGMXZE1 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 -> caf8cc95f60422cae62ef20857bff205d9812f0c6d7a17b53f59e7b912e3d243 [2024-12-02 11:26:52,336 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 11:26:52,344 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 11:26:52,347 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 11:26:52,348 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 11:26:52,349 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 11:26:52,350 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ed991-8d95-459c-8428-cafcbd25efb2/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-39.i [2024-12-02 11:26:55,278 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ed991-8d95-459c-8428-cafcbd25efb2/bin/uautomizer-verify-84ZbGMXZE1/data/f0a91b11d/9a3cd213a4ca4f6f8b9a6b29a95a9862/FLAG6d61c7ac4 [2024-12-02 11:26:55,491 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 11:26:55,492 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ed991-8d95-459c-8428-cafcbd25efb2/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-39.i [2024-12-02 11:26:55,502 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ed991-8d95-459c-8428-cafcbd25efb2/bin/uautomizer-verify-84ZbGMXZE1/data/f0a91b11d/9a3cd213a4ca4f6f8b9a6b29a95a9862/FLAG6d61c7ac4 [2024-12-02 11:26:55,518 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ed991-8d95-459c-8428-cafcbd25efb2/bin/uautomizer-verify-84ZbGMXZE1/data/f0a91b11d/9a3cd213a4ca4f6f8b9a6b29a95a9862 [2024-12-02 11:26:55,521 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 11:26:55,522 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 11:26:55,524 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 11:26:55,524 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 11:26:55,529 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 11:26:55,530 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:26:55" (1/1) ... [2024-12-02 11:26:55,530 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a4c4a85 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:26:55, skipping insertion in model container [2024-12-02 11:26:55,531 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:26:55" (1/1) ... [2024-12-02 11:26:55,555 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 11:26:55,715 WARN L250 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_856ed991-8d95-459c-8428-cafcbd25efb2/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-39.i[916,929] [2024-12-02 11:26:55,791 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 11:26:55,807 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 11:26:55,818 WARN L250 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_856ed991-8d95-459c-8428-cafcbd25efb2/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-39.i[916,929] [2024-12-02 11:26:55,858 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 11:26:55,878 INFO L204 MainTranslator]: Completed translation [2024-12-02 11:26:55,879 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:26:55 WrapperNode [2024-12-02 11:26:55,879 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 11:26:55,880 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 11:26:55,880 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 11:26:55,880 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 11:26:55,887 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:26:55" (1/1) ... [2024-12-02 11:26:55,899 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:26:55" (1/1) ... [2024-12-02 11:26:55,921 INFO L138 Inliner]: procedures = 27, calls = 37, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 200 [2024-12-02 11:26:55,921 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 11:26:55,922 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 11:26:55,922 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 11:26:55,922 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 11:26:55,930 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:26:55" (1/1) ... [2024-12-02 11:26:55,930 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:26:55" (1/1) ... [2024-12-02 11:26:55,933 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:26:55" (1/1) ... [2024-12-02 11:26:55,943 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-12-02 11:26:55,944 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:26:55" (1/1) ... [2024-12-02 11:26:55,944 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:26:55" (1/1) ... [2024-12-02 11:26:55,955 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:26:55" (1/1) ... [2024-12-02 11:26:55,956 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:26:55" (1/1) ... [2024-12-02 11:26:55,960 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:26:55" (1/1) ... [2024-12-02 11:26:55,963 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:26:55" (1/1) ... [2024-12-02 11:26:55,965 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:26:55" (1/1) ... [2024-12-02 11:26:55,969 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 11:26:55,970 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 11:26:55,970 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 11:26:55,970 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 11:26:55,971 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:26:55" (1/1) ... [2024-12-02 11:26:55,977 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 11:26:55,991 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ed991-8d95-459c-8428-cafcbd25efb2/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 11:26:56,003 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ed991-8d95-459c-8428-cafcbd25efb2/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 11:26:56,006 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ed991-8d95-459c-8428-cafcbd25efb2/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 11:26:56,032 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 11:26:56,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-12-02 11:26:56,033 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-02 11:26:56,033 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-02 11:26:56,033 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 11:26:56,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 11:26:56,118 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 11:26:56,120 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 11:27:01,239 INFO L? ?]: Removed 23 outVars from TransFormulas that were not future-live. [2024-12-02 11:27:01,239 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 11:27:01,249 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 11:27:01,249 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-02 11:27:01,249 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:27:01 BoogieIcfgContainer [2024-12-02 11:27:01,249 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 11:27:01,251 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 11:27:01,251 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 11:27:01,255 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 11:27:01,255 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 11:26:55" (1/3) ... [2024-12-02 11:27:01,256 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7165514d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 11:27:01, skipping insertion in model container [2024-12-02 11:27:01,256 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:26:55" (2/3) ... [2024-12-02 11:27:01,256 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7165514d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 11:27:01, skipping insertion in model container [2024-12-02 11:27:01,256 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:27:01" (3/3) ... [2024-12-02 11:27:01,257 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-39.i [2024-12-02 11:27:01,267 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 11:27:01,269 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_100-1loop_file-39.i that has 2 procedures, 86 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-12-02 11:27:01,310 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 11:27:01,319 INFO L333 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, 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;@b16ff15, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 11:27:01,320 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-12-02 11:27:01,322 INFO L276 IsEmpty]: Start isEmpty. Operand has 86 states, 59 states have (on average 1.423728813559322) internal successors, (84), 60 states have internal predecessors, (84), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-12-02 11:27:01,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2024-12-02 11:27:01,332 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:27:01,333 INFO L218 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 11:27:01,333 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 11:27:01,337 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:27:01,337 INFO L85 PathProgramCache]: Analyzing trace with hash 1040305490, now seen corresponding path program 1 times [2024-12-02 11:27:01,346 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 11:27:01,346 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [393916899] [2024-12-02 11:27:01,346 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:27:01,346 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 11:27:01,346 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ed991-8d95-459c-8428-cafcbd25efb2/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 11:27:01,348 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ed991-8d95-459c-8428-cafcbd25efb2/bin/uautomizer-verify-84ZbGMXZE1/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) [2024-12-02 11:27:01,349 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ed991-8d95-459c-8428-cafcbd25efb2/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 11:27:01,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:27:01,875 INFO L256 TraceCheckSpWp]: Trace formula consists of 278 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-02 11:27:01,887 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 11:27:02,442 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 533 proven. 24 refuted. 0 times theorem prover too weak. 547 trivial. 0 not checked. [2024-12-02 11:27:02,442 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 11:27:03,043 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 45 proven. 24 refuted. 0 times theorem prover too weak. 1035 trivial. 0 not checked. [2024-12-02 11:27:03,044 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 11:27:03,045 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [393916899] [2024-12-02 11:27:03,045 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [393916899] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-02 11:27:03,045 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-02 11:27:03,046 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2024-12-02 11:27:03,048 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1575463880] [2024-12-02 11:27:03,049 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-12-02 11:27:03,053 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-12-02 11:27:03,054 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 11:27:03,075 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-12-02 11:27:03,076 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-12-02 11:27:03,078 INFO L87 Difference]: Start difference. First operand has 86 states, 59 states have (on average 1.423728813559322) internal successors, (84), 60 states have internal predecessors, (84), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) Second operand has 8 states, 8 states have (on average 7.0) internal successors, (56), 8 states have internal predecessors, (56), 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) [2024-12-02 11:27:08,045 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 11:27:09,100 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 11:27:09,101 INFO L93 Difference]: Finished difference Result 177 states and 295 transitions. [2024-12-02 11:27:09,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-12-02 11:27:09,130 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.0) internal successors, (56), 8 states have internal predecessors, (56), 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 164 [2024-12-02 11:27:09,130 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 11:27:09,136 INFO L225 Difference]: With dead ends: 177 [2024-12-02 11:27:09,136 INFO L226 Difference]: Without dead ends: 90 [2024-12-02 11:27:09,138 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 334 GetRequests, 320 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=77, Invalid=133, Unknown=0, NotChecked=0, Total=210 [2024-12-02 11:27:09,141 INFO L435 NwaCegarLoop]: 96 mSDtfsCounter, 151 mSDsluCounter, 142 mSDsCounter, 0 mSdLazyCounter, 152 mSolverCounterSat, 82 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 153 SdHoareTripleChecker+Valid, 238 SdHoareTripleChecker+Invalid, 235 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 82 IncrementalHoareTripleChecker+Valid, 152 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.8s IncrementalHoareTripleChecker+Time [2024-12-02 11:27:09,141 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [153 Valid, 238 Invalid, 235 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [82 Valid, 152 Invalid, 1 Unknown, 0 Unchecked, 5.8s Time] [2024-12-02 11:27:09,153 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2024-12-02 11:27:09,173 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 86. [2024-12-02 11:27:09,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 86 states, 59 states have (on average 1.3220338983050848) internal successors, (78), 59 states have internal predecessors, (78), 24 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-12-02 11:27:09,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 126 transitions. [2024-12-02 11:27:09,179 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 126 transitions. Word has length 164 [2024-12-02 11:27:09,180 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 11:27:09,180 INFO L471 AbstractCegarLoop]: Abstraction has 86 states and 126 transitions. [2024-12-02 11:27:09,180 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.0) internal successors, (56), 8 states have internal predecessors, (56), 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) [2024-12-02 11:27:09,180 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 126 transitions. [2024-12-02 11:27:09,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2024-12-02 11:27:09,183 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:27:09,183 INFO L218 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 11:27:09,195 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ed991-8d95-459c-8428-cafcbd25efb2/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 11:27:09,383 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ed991-8d95-459c-8428-cafcbd25efb2/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 11:27:09,384 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 11:27:09,384 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:27:09,385 INFO L85 PathProgramCache]: Analyzing trace with hash 1463007316, now seen corresponding path program 1 times [2024-12-02 11:27:09,386 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 11:27:09,386 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [277804929] [2024-12-02 11:27:09,386 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:27:09,386 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 [2024-12-02 11:27:09,386 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ed991-8d95-459c-8428-cafcbd25efb2/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 11:27:09,388 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ed991-8d95-459c-8428-cafcbd25efb2/bin/uautomizer-verify-84ZbGMXZE1/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) [2024-12-02 11:27:09,389 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ed991-8d95-459c-8428-cafcbd25efb2/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 11:27:09,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:27:09,895 INFO L256 TraceCheckSpWp]: Trace formula consists of 278 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-02 11:27:09,899 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 11:27:10,485 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 563 proven. 39 refuted. 0 times theorem prover too weak. 502 trivial. 0 not checked. [2024-12-02 11:27:10,485 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 11:27:11,175 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 30 proven. 39 refuted. 0 times theorem prover too weak. 1035 trivial. 0 not checked. [2024-12-02 11:27:11,175 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 11:27:11,175 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [277804929] [2024-12-02 11:27:11,175 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [277804929] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-02 11:27:11,175 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-02 11:27:11,176 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2024-12-02 11:27:11,176 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [631412681] [2024-12-02 11:27:11,176 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-12-02 11:27:11,178 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-12-02 11:27:11,178 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 11:27:11,179 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-12-02 11:27:11,179 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-12-02 11:27:11,179 INFO L87 Difference]: Start difference. First operand 86 states and 126 transitions. Second operand has 8 states, 8 states have (on average 9.25) internal successors, (74), 8 states have internal predecessors, (74), 3 states have call successors, (37), 2 states have call predecessors, (37), 4 states have return successors, (38), 3 states have call predecessors, (38), 3 states have call successors, (38) [2024-12-02 11:27:15,975 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 11:27:18,270 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.29s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 11:27:18,320 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 11:27:18,320 INFO L93 Difference]: Finished difference Result 177 states and 256 transitions. [2024-12-02 11:27:18,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-02 11:27:18,347 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 9.25) internal successors, (74), 8 states have internal predecessors, (74), 3 states have call successors, (37), 2 states have call predecessors, (37), 4 states have return successors, (38), 3 states have call predecessors, (38), 3 states have call successors, (38) Word has length 164 [2024-12-02 11:27:18,348 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 11:27:18,350 INFO L225 Difference]: With dead ends: 177 [2024-12-02 11:27:18,350 INFO L226 Difference]: Without dead ends: 94 [2024-12-02 11:27:18,351 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 329 GetRequests, 320 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=46, Invalid=64, Unknown=0, NotChecked=0, Total=110 [2024-12-02 11:27:18,352 INFO L435 NwaCegarLoop]: 93 mSDtfsCounter, 164 mSDsluCounter, 136 mSDsCounter, 0 mSdLazyCounter, 136 mSolverCounterSat, 47 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 174 SdHoareTripleChecker+Valid, 229 SdHoareTripleChecker+Invalid, 184 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 47 IncrementalHoareTripleChecker+Valid, 136 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.0s IncrementalHoareTripleChecker+Time [2024-12-02 11:27:18,352 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [174 Valid, 229 Invalid, 184 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [47 Valid, 136 Invalid, 1 Unknown, 0 Unchecked, 7.0s Time] [2024-12-02 11:27:18,353 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2024-12-02 11:27:18,366 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 90. [2024-12-02 11:27:18,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 90 states, 62 states have (on average 1.2741935483870968) internal successors, (79), 62 states have internal predecessors, (79), 24 states have call successors, (24), 3 states have call predecessors, (24), 3 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-12-02 11:27:18,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 127 transitions. [2024-12-02 11:27:18,369 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 127 transitions. Word has length 164 [2024-12-02 11:27:18,370 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 11:27:18,370 INFO L471 AbstractCegarLoop]: Abstraction has 90 states and 127 transitions. [2024-12-02 11:27:18,370 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 9.25) internal successors, (74), 8 states have internal predecessors, (74), 3 states have call successors, (37), 2 states have call predecessors, (37), 4 states have return successors, (38), 3 states have call predecessors, (38), 3 states have call successors, (38) [2024-12-02 11:27:18,370 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 127 transitions. [2024-12-02 11:27:18,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2024-12-02 11:27:18,373 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:27:18,374 INFO L218 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 11:27:18,390 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ed991-8d95-459c-8428-cafcbd25efb2/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-12-02 11:27:18,574 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ed991-8d95-459c-8428-cafcbd25efb2/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 11:27:18,574 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 11:27:18,575 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:27:18,575 INFO L85 PathProgramCache]: Analyzing trace with hash -1187710734, now seen corresponding path program 1 times [2024-12-02 11:27:18,576 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 11:27:18,576 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1324367363] [2024-12-02 11:27:18,576 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:27:18,576 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 [2024-12-02 11:27:18,576 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ed991-8d95-459c-8428-cafcbd25efb2/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 11:27:18,579 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ed991-8d95-459c-8428-cafcbd25efb2/bin/uautomizer-verify-84ZbGMXZE1/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) [2024-12-02 11:27:18,580 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ed991-8d95-459c-8428-cafcbd25efb2/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 11:27:19,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:27:19,148 INFO L256 TraceCheckSpWp]: Trace formula consists of 279 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-02 11:27:19,152 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 11:27:21,722 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 219 proven. 123 refuted. 0 times theorem prover too weak. 762 trivial. 0 not checked. [2024-12-02 11:27:21,723 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 11:27:22,701 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 11:27:22,701 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1324367363] [2024-12-02 11:27:22,701 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1324367363] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 11:27:22,701 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1954462148] [2024-12-02 11:27:22,701 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:27:22,701 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-02 11:27:22,701 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ed991-8d95-459c-8428-cafcbd25efb2/bin/uautomizer-verify-84ZbGMXZE1/cvc4 [2024-12-02 11:27:22,703 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ed991-8d95-459c-8428-cafcbd25efb2/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-02 11:27:22,705 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ed991-8d95-459c-8428-cafcbd25efb2/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-02 11:27:24,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:27:24,661 INFO L256 TraceCheckSpWp]: Trace formula consists of 279 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-02 11:27:24,664 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 11:27:26,886 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 219 proven. 123 refuted. 0 times theorem prover too weak. 762 trivial. 0 not checked. [2024-12-02 11:27:26,886 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 11:27:28,215 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1954462148] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 11:27:28,215 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-02 11:27:28,215 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 13] total 13 [2024-12-02 11:27:28,216 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1429037320] [2024-12-02 11:27:28,216 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-12-02 11:27:28,216 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-12-02 11:27:28,216 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 11:27:28,217 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-12-02 11:27:28,217 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=386, Unknown=0, NotChecked=0, Total=462 [2024-12-02 11:27:28,217 INFO L87 Difference]: Start difference. First operand 90 states and 127 transitions. Second operand has 13 states, 13 states have (on average 5.0) internal successors, (65), 13 states have internal predecessors, (65), 3 states have call successors, (24), 3 states have call predecessors, (24), 5 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2024-12-02 11:27:35,274 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 11:27:36,422 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.15s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 11:27:38,997 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.57s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 11:27:43,005 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-02 11:27:47,820 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 11:27:47,820 INFO L93 Difference]: Finished difference Result 334 states and 457 transitions. [2024-12-02 11:27:47,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-12-02 11:27:47,821 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 5.0) internal successors, (65), 13 states have internal predecessors, (65), 3 states have call successors, (24), 3 states have call predecessors, (24), 5 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) Word has length 165 [2024-12-02 11:27:47,822 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 11:27:47,824 INFO L225 Difference]: With dead ends: 334 [2024-12-02 11:27:47,824 INFO L226 Difference]: Without dead ends: 247 [2024-12-02 11:27:47,826 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 631 GetRequests, 591 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 331 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=361, Invalid=1361, Unknown=0, NotChecked=0, Total=1722 [2024-12-02 11:27:47,827 INFO L435 NwaCegarLoop]: 138 mSDtfsCounter, 351 mSDsluCounter, 594 mSDsCounter, 0 mSdLazyCounter, 939 mSolverCounterSat, 95 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 355 SdHoareTripleChecker+Valid, 732 SdHoareTripleChecker+Invalid, 1036 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 95 IncrementalHoareTripleChecker+Valid, 939 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.8s IncrementalHoareTripleChecker+Time [2024-12-02 11:27:47,827 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [355 Valid, 732 Invalid, 1036 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [95 Valid, 939 Invalid, 2 Unknown, 0 Unchecked, 17.8s Time] [2024-12-02 11:27:47,829 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 247 states. [2024-12-02 11:27:47,857 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 247 to 195. [2024-12-02 11:27:47,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 195 states, 136 states have (on average 1.25) internal successors, (170), 136 states have internal predecessors, (170), 48 states have call successors, (48), 10 states have call predecessors, (48), 10 states have return successors, (48), 48 states have call predecessors, (48), 48 states have call successors, (48) [2024-12-02 11:27:47,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 195 states and 266 transitions. [2024-12-02 11:27:47,861 INFO L78 Accepts]: Start accepts. Automaton has 195 states and 266 transitions. Word has length 165 [2024-12-02 11:27:47,861 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 11:27:47,861 INFO L471 AbstractCegarLoop]: Abstraction has 195 states and 266 transitions. [2024-12-02 11:27:47,861 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 5.0) internal successors, (65), 13 states have internal predecessors, (65), 3 states have call successors, (24), 3 states have call predecessors, (24), 5 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2024-12-02 11:27:47,862 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 266 transitions. [2024-12-02 11:27:47,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2024-12-02 11:27:47,864 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:27:47,864 INFO L218 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 11:27:47,878 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ed991-8d95-459c-8428-cafcbd25efb2/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-12-02 11:27:48,076 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ed991-8d95-459c-8428-cafcbd25efb2/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2024-12-02 11:27:48,265 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ed991-8d95-459c-8428-cafcbd25efb2/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ed991-8d95-459c-8428-cafcbd25efb2/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 11:27:48,265 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 11:27:48,266 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:27:48,266 INFO L85 PathProgramCache]: Analyzing trace with hash -1321724240, now seen corresponding path program 1 times [2024-12-02 11:27:48,266 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 11:27:48,266 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [110815401] [2024-12-02 11:27:48,266 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:27:48,266 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 [2024-12-02 11:27:48,267 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ed991-8d95-459c-8428-cafcbd25efb2/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 11:27:48,268 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ed991-8d95-459c-8428-cafcbd25efb2/bin/uautomizer-verify-84ZbGMXZE1/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) [2024-12-02 11:27:48,269 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ed991-8d95-459c-8428-cafcbd25efb2/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2024-12-02 11:27:48,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:27:48,736 INFO L256 TraceCheckSpWp]: Trace formula consists of 277 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-02 11:27:48,739 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 11:27:49,728 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2024-12-02 11:27:49,729 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 11:27:49,729 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 11:27:49,729 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [110815401] [2024-12-02 11:27:49,729 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [110815401] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 11:27:49,729 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 11:27:49,729 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 11:27:49,729 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1294743741] [2024-12-02 11:27:49,729 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 11:27:49,729 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 11:27:49,729 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 11:27:49,730 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 11:27:49,730 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 11:27:49,730 INFO L87 Difference]: Start difference. First operand 195 states and 266 transitions. Second operand has 4 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2024-12-02 11:27:53,949 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 11:27:56,238 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.29s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 11:27:56,348 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 11:27:56,348 INFO L93 Difference]: Finished difference Result 389 states and 530 transitions. [2024-12-02 11:27:56,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 11:27:56,377 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) Word has length 165 [2024-12-02 11:27:56,378 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 11:27:56,380 INFO L225 Difference]: With dead ends: 389 [2024-12-02 11:27:56,380 INFO L226 Difference]: Without dead ends: 197 [2024-12-02 11:27:56,381 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 165 GetRequests, 162 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-12-02 11:27:56,382 INFO L435 NwaCegarLoop]: 161 mSDtfsCounter, 32 mSDsluCounter, 269 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 32 SdHoareTripleChecker+Valid, 430 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.6s IncrementalHoareTripleChecker+Time [2024-12-02 11:27:56,382 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [32 Valid, 430 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 17 Invalid, 1 Unknown, 0 Unchecked, 6.6s Time] [2024-12-02 11:27:56,384 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 197 states. [2024-12-02 11:27:56,413 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 197 to 195. [2024-12-02 11:27:56,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 195 states, 136 states have (on average 1.2426470588235294) internal successors, (169), 136 states have internal predecessors, (169), 48 states have call successors, (48), 10 states have call predecessors, (48), 10 states have return successors, (48), 48 states have call predecessors, (48), 48 states have call successors, (48) [2024-12-02 11:27:56,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 195 states and 265 transitions. [2024-12-02 11:27:56,416 INFO L78 Accepts]: Start accepts. Automaton has 195 states and 265 transitions. Word has length 165 [2024-12-02 11:27:56,417 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 11:27:56,417 INFO L471 AbstractCegarLoop]: Abstraction has 195 states and 265 transitions. [2024-12-02 11:27:56,417 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2024-12-02 11:27:56,417 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 265 transitions. [2024-12-02 11:27:56,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2024-12-02 11:27:56,419 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:27:56,420 INFO L218 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 11:27:56,430 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ed991-8d95-459c-8428-cafcbd25efb2/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Ended with exit code 0 [2024-12-02 11:27:56,620 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ed991-8d95-459c-8428-cafcbd25efb2/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 11:27:56,620 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 11:27:56,621 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:27:56,621 INFO L85 PathProgramCache]: Analyzing trace with hash 149994106, now seen corresponding path program 1 times [2024-12-02 11:27:56,621 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 11:27:56,621 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1320357438] [2024-12-02 11:27:56,621 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:27:56,621 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 [2024-12-02 11:27:56,621 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ed991-8d95-459c-8428-cafcbd25efb2/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 11:27:56,623 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ed991-8d95-459c-8428-cafcbd25efb2/bin/uautomizer-verify-84ZbGMXZE1/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) [2024-12-02 11:27:56,624 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ed991-8d95-459c-8428-cafcbd25efb2/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2024-12-02 11:27:57,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:27:57,118 INFO L256 TraceCheckSpWp]: Trace formula consists of 280 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-12-02 11:27:57,121 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 11:28:04,364 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 585 proven. 201 refuted. 0 times theorem prover too weak. 318 trivial. 0 not checked. [2024-12-02 11:28:04,365 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 11:28:05,909 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 11:28:05,909 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1320357438] [2024-12-02 11:28:05,909 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1320357438] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 11:28:05,909 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1241447929] [2024-12-02 11:28:05,909 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:28:05,909 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-02 11:28:05,909 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ed991-8d95-459c-8428-cafcbd25efb2/bin/uautomizer-verify-84ZbGMXZE1/cvc4 [2024-12-02 11:28:05,911 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ed991-8d95-459c-8428-cafcbd25efb2/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-02 11:28:05,913 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ed991-8d95-459c-8428-cafcbd25efb2/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-12-02 11:28:09,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:28:09,084 INFO L256 TraceCheckSpWp]: Trace formula consists of 280 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-12-02 11:28:09,087 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 11:28:14,714 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 585 proven. 201 refuted. 0 times theorem prover too weak. 318 trivial. 0 not checked. [2024-12-02 11:28:14,714 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 11:28:16,363 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1241447929] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 11:28:16,363 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-02 11:28:16,363 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 20] total 20 [2024-12-02 11:28:16,364 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [243230757] [2024-12-02 11:28:16,364 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-12-02 11:28:16,364 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2024-12-02 11:28:16,364 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 11:28:16,365 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2024-12-02 11:28:16,365 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=161, Invalid=595, Unknown=0, NotChecked=0, Total=756 [2024-12-02 11:28:16,366 INFO L87 Difference]: Start difference. First operand 195 states and 265 transitions. Second operand has 21 states, 21 states have (on average 3.5714285714285716) internal successors, (75), 19 states have internal predecessors, (75), 6 states have call successors, (24), 6 states have call predecessors, (24), 9 states have return successors, (24), 5 states have call predecessors, (24), 6 states have call successors, (24) [2024-12-02 11:28:26,278 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.38s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 11:28:28,831 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 11:28:28,831 INFO L93 Difference]: Finished difference Result 671 states and 888 transitions. [2024-12-02 11:28:28,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-12-02 11:28:28,835 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 21 states have (on average 3.5714285714285716) internal successors, (75), 19 states have internal predecessors, (75), 6 states have call successors, (24), 6 states have call predecessors, (24), 9 states have return successors, (24), 5 states have call predecessors, (24), 6 states have call successors, (24) Word has length 166 [2024-12-02 11:28:28,835 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 11:28:28,838 INFO L225 Difference]: With dead ends: 671 [2024-12-02 11:28:28,838 INFO L226 Difference]: Without dead ends: 479 [2024-12-02 11:28:28,839 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 450 GetRequests, 412 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 398 ImplicationChecksByTransitivity, 4.8s TimeCoverageRelationStatistics Valid=311, Invalid=1249, Unknown=0, NotChecked=0, Total=1560 [2024-12-02 11:28:28,839 INFO L435 NwaCegarLoop]: 94 mSDtfsCounter, 126 mSDsluCounter, 605 mSDsCounter, 0 mSdLazyCounter, 722 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 127 SdHoareTripleChecker+Valid, 699 SdHoareTripleChecker+Invalid, 739 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 722 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.4s IncrementalHoareTripleChecker+Time [2024-12-02 11:28:28,840 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [127 Valid, 699 Invalid, 739 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 722 Invalid, 0 Unknown, 0 Unchecked, 10.4s Time] [2024-12-02 11:28:28,841 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 479 states. [2024-12-02 11:28:28,898 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 479 to 421. [2024-12-02 11:28:28,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 421 states, 298 states have (on average 1.238255033557047) internal successors, (369), 298 states have internal predecessors, (369), 96 states have call successors, (96), 26 states have call predecessors, (96), 26 states have return successors, (96), 96 states have call predecessors, (96), 96 states have call successors, (96) [2024-12-02 11:28:28,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 421 states and 561 transitions. [2024-12-02 11:28:28,903 INFO L78 Accepts]: Start accepts. Automaton has 421 states and 561 transitions. Word has length 166 [2024-12-02 11:28:28,903 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 11:28:28,904 INFO L471 AbstractCegarLoop]: Abstraction has 421 states and 561 transitions. [2024-12-02 11:28:28,904 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 3.5714285714285716) internal successors, (75), 19 states have internal predecessors, (75), 6 states have call successors, (24), 6 states have call predecessors, (24), 9 states have return successors, (24), 5 states have call predecessors, (24), 6 states have call successors, (24) [2024-12-02 11:28:28,904 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 561 transitions. [2024-12-02 11:28:28,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2024-12-02 11:28:28,906 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:28:28,906 INFO L218 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 11:28:28,922 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ed991-8d95-459c-8428-cafcbd25efb2/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Ended with exit code 0 [2024-12-02 11:28:29,119 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ed991-8d95-459c-8428-cafcbd25efb2/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-12-02 11:28:29,307 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ed991-8d95-459c-8428-cafcbd25efb2/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ed991-8d95-459c-8428-cafcbd25efb2/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt [2024-12-02 11:28:29,307 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 11:28:29,308 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:28:29,308 INFO L85 PathProgramCache]: Analyzing trace with hash 851058684, now seen corresponding path program 1 times [2024-12-02 11:28:29,308 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 11:28:29,308 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1424187249] [2024-12-02 11:28:29,308 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:28:29,308 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 [2024-12-02 11:28:29,308 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ed991-8d95-459c-8428-cafcbd25efb2/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 11:28:29,310 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ed991-8d95-459c-8428-cafcbd25efb2/bin/uautomizer-verify-84ZbGMXZE1/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) [2024-12-02 11:28:29,311 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_856ed991-8d95-459c-8428-cafcbd25efb2/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2024-12-02 11:28:29,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:28:29,939 INFO L256 TraceCheckSpWp]: Trace formula consists of 279 conjuncts, 67 conjuncts are in the unsatisfiable core [2024-12-02 11:28:29,952 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 11:30:16,778 WARN L286 SmtUtils]: Spent 7.90s on a formula simplification that was a NOOP. DAG size: 108 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-02 11:30:58,491 WARN L286 SmtUtils]: Spent 7.16s on a formula simplification that was a NOOP. DAG size: 113 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-02 11:32:52,520 WARN L286 SmtUtils]: Spent 42.72s on a formula simplification that was a NOOP. DAG size: 125 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-02 11:34:36,374 WARN L286 SmtUtils]: Spent 36.72s on a formula simplification that was a NOOP. DAG size: 129 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-02 11:36:22,607 WARN L286 SmtUtils]: Spent 38.22s on a formula simplification that was a NOOP. DAG size: 131 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-02 11:38:12,881 WARN L286 SmtUtils]: Spent 44.65s on a formula simplification that was a NOOP. DAG size: 133 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-02 11:40:19,917 WARN L286 SmtUtils]: Spent 49.84s on a formula simplification that was a NOOP. DAG size: 136 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)