./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-22.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_118931fb-a22d-4943-8837-c483189aed12/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/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_118931fb-a22d-4943-8837-c483189aed12/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-22.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/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_118931fb-a22d-4943-8837-c483189aed12/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 ffde3abd1302fbd87206750d0310c01693ddf151d98835d8cfad33c14bb4faac --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 10:36:35,588 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 10:36:35,642 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-12-02 10:36:35,646 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 10:36:35,646 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 10:36:35,665 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 10:36:35,666 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 10:36:35,666 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 10:36:35,666 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 10:36:35,666 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 10:36:35,666 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 10:36:35,666 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 10:36:35,667 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 10:36:35,667 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 10:36:35,667 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 10:36:35,667 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 10:36:35,667 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 10:36:35,667 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-02 10:36:35,667 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-02 10:36:35,667 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-02 10:36:35,667 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 10:36:35,668 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 10:36:35,668 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 10:36:35,668 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 10:36:35,668 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-02 10:36:35,668 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 10:36:35,668 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 10:36:35,668 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 10:36:35,668 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 10:36:35,668 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 10:36:35,668 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 10:36:35,668 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 10:36:35,668 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 10:36:35,668 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 10:36:35,669 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 10:36:35,669 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 10:36:35,669 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 10:36:35,669 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 10:36:35,669 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 10:36:35,669 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 10:36:35,669 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 10:36:35,669 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 10:36:35,669 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-12-02 10:36:35,669 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-02 10:36:35,669 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 10:36:35,669 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 10:36:35,669 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 10:36:35,670 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 10:36:35,670 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_118931fb-a22d-4943-8837-c483189aed12/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 -> ffde3abd1302fbd87206750d0310c01693ddf151d98835d8cfad33c14bb4faac [2024-12-02 10:36:35,893 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 10:36:35,901 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 10:36:35,903 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 10:36:35,904 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 10:36:35,904 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 10:36:35,905 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-22.i [2024-12-02 10:36:38,603 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/bin/uautomizer-verify-84ZbGMXZE1/data/2c0e45197/53704c0d33024ac1bb7515a6a2abbe83/FLAG650200026 [2024-12-02 10:36:38,790 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 10:36:38,790 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-22.i [2024-12-02 10:36:38,798 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/bin/uautomizer-verify-84ZbGMXZE1/data/2c0e45197/53704c0d33024ac1bb7515a6a2abbe83/FLAG650200026 [2024-12-02 10:36:38,811 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/bin/uautomizer-verify-84ZbGMXZE1/data/2c0e45197/53704c0d33024ac1bb7515a6a2abbe83 [2024-12-02 10:36:38,813 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 10:36:38,814 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 10:36:38,815 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 10:36:38,815 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 10:36:38,819 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 10:36:38,820 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:36:38" (1/1) ... [2024-12-02 10:36:38,820 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65ce41a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:36:38, skipping insertion in model container [2024-12-02 10:36:38,820 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:36:38" (1/1) ... [2024-12-02 10:36:38,844 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 10:36:38,979 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_118931fb-a22d-4943-8837-c483189aed12/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-22.i[916,929] [2024-12-02 10:36:39,057 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 10:36:39,068 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 10:36:39,076 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_118931fb-a22d-4943-8837-c483189aed12/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-22.i[916,929] [2024-12-02 10:36:39,116 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 10:36:39,132 INFO L204 MainTranslator]: Completed translation [2024-12-02 10:36:39,133 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:36:39 WrapperNode [2024-12-02 10:36:39,133 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 10:36:39,134 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 10:36:39,134 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 10:36:39,135 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 10:36:39,141 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:36:39" (1/1) ... [2024-12-02 10:36:39,152 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:36:39" (1/1) ... [2024-12-02 10:36:39,194 INFO L138 Inliner]: procedures = 26, calls = 44, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 256 [2024-12-02 10:36:39,194 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 10:36:39,194 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 10:36:39,195 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 10:36:39,195 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 10:36:39,203 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:36:39" (1/1) ... [2024-12-02 10:36:39,204 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:36:39" (1/1) ... [2024-12-02 10:36:39,208 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:36:39" (1/1) ... [2024-12-02 10:36:39,230 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 10:36:39,230 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:36:39" (1/1) ... [2024-12-02 10:36:39,230 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:36:39" (1/1) ... [2024-12-02 10:36:39,241 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:36:39" (1/1) ... [2024-12-02 10:36:39,244 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:36:39" (1/1) ... [2024-12-02 10:36:39,247 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:36:39" (1/1) ... [2024-12-02 10:36:39,251 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:36:39" (1/1) ... [2024-12-02 10:36:39,253 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:36:39" (1/1) ... [2024-12-02 10:36:39,260 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 10:36:39,261 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 10:36:39,261 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 10:36:39,261 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 10:36:39,262 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:36:39" (1/1) ... [2024-12-02 10:36:39,267 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 10:36:39,280 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 10:36:39,293 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 10:36:39,295 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 10:36:39,319 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 10:36:39,320 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-02 10:36:39,320 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-02 10:36:39,320 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-12-02 10:36:39,320 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 10:36:39,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 10:36:39,403 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 10:36:39,405 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 10:36:39,834 INFO L? ?]: Removed 23 outVars from TransFormulas that were not future-live. [2024-12-02 10:36:39,834 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 10:36:39,845 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 10:36:39,845 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-02 10:36:39,846 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:36:39 BoogieIcfgContainer [2024-12-02 10:36:39,846 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 10:36:39,848 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 10:36:39,849 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 10:36:39,854 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 10:36:39,854 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 10:36:38" (1/3) ... [2024-12-02 10:36:39,855 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5bec0d1d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 10:36:39, skipping insertion in model container [2024-12-02 10:36:39,855 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:36:39" (2/3) ... [2024-12-02 10:36:39,855 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5bec0d1d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 10:36:39, skipping insertion in model container [2024-12-02 10:36:39,855 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:36:39" (3/3) ... [2024-12-02 10:36:39,856 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-22.i [2024-12-02 10:36:39,872 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 10:36:39,875 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_100-while_file-22.i that has 2 procedures, 101 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-12-02 10:36:39,928 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 10:36:39,939 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;@48ab8cbf, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 10:36:39,939 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-12-02 10:36:39,943 INFO L276 IsEmpty]: Start isEmpty. Operand has 101 states, 67 states have (on average 1.4328358208955223) internal successors, (96), 68 states have internal predecessors, (96), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2024-12-02 10:36:39,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2024-12-02 10:36:39,955 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:36:39,955 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:36:39,956 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:36:39,960 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:36:39,960 INFO L85 PathProgramCache]: Analyzing trace with hash 571954899, now seen corresponding path program 1 times [2024-12-02 10:36:39,967 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:36:39,967 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [201757421] [2024-12-02 10:36:39,968 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:36:39,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:36:40,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:36:40,676 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-12-02 10:36:40,676 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 10:36:40,677 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [201757421] [2024-12-02 10:36:40,677 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [201757421] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:36:40,677 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 10:36:40,678 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-12-02 10:36:40,679 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [169380551] [2024-12-02 10:36:40,680 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:36:40,684 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-12-02 10:36:40,684 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 10:36:40,702 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-12-02 10:36:40,703 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-12-02 10:36:40,705 INFO L87 Difference]: Start difference. First operand has 101 states, 67 states have (on average 1.4328358208955223) internal successors, (96), 68 states have internal predecessors, (96), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) Second operand has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 6 states have internal predecessors, (47), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-12-02 10:36:41,125 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:36:41,125 INFO L93 Difference]: Finished difference Result 325 states and 582 transitions. [2024-12-02 10:36:41,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-02 10:36:41,128 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 6 states have internal predecessors, (47), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 199 [2024-12-02 10:36:41,129 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:36:41,138 INFO L225 Difference]: With dead ends: 325 [2024-12-02 10:36:41,138 INFO L226 Difference]: Without dead ends: 227 [2024-12-02 10:36:41,142 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2024-12-02 10:36:41,144 INFO L435 NwaCegarLoop]: 136 mSDtfsCounter, 316 mSDsluCounter, 397 mSDsCounter, 0 mSdLazyCounter, 65 mSolverCounterSat, 129 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 316 SdHoareTripleChecker+Valid, 533 SdHoareTripleChecker+Invalid, 194 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 129 IncrementalHoareTripleChecker+Valid, 65 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-12-02 10:36:41,145 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [316 Valid, 533 Invalid, 194 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [129 Valid, 65 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-12-02 10:36:41,160 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 227 states. [2024-12-02 10:36:41,211 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 227 to 212. [2024-12-02 10:36:41,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 212 states, 147 states have (on average 1.4217687074829932) internal successors, (209), 147 states have internal predecessors, (209), 62 states have call successors, (62), 2 states have call predecessors, (62), 2 states have return successors, (62), 62 states have call predecessors, (62), 62 states have call successors, (62) [2024-12-02 10:36:41,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 212 states and 333 transitions. [2024-12-02 10:36:41,220 INFO L78 Accepts]: Start accepts. Automaton has 212 states and 333 transitions. Word has length 199 [2024-12-02 10:36:41,221 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:36:41,221 INFO L471 AbstractCegarLoop]: Abstraction has 212 states and 333 transitions. [2024-12-02 10:36:41,221 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 6 states have internal predecessors, (47), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-12-02 10:36:41,221 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 333 transitions. [2024-12-02 10:36:41,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2024-12-02 10:36:41,226 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:36:41,226 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:36:41,226 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-12-02 10:36:41,227 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:36:41,227 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:36:41,227 INFO L85 PathProgramCache]: Analyzing trace with hash -1650107533, now seen corresponding path program 1 times [2024-12-02 10:36:41,227 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:36:41,227 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [166720622] [2024-12-02 10:36:41,228 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:36:41,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:36:41,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:36:41,946 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-12-02 10:36:41,947 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 10:36:41,947 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [166720622] [2024-12-02 10:36:41,947 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [166720622] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:36:41,947 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 10:36:41,947 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 10:36:41,947 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1150313512] [2024-12-02 10:36:41,947 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:36:41,948 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 10:36:41,949 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 10:36:41,949 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 10:36:41,949 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 10:36:41,950 INFO L87 Difference]: Start difference. First operand 212 states and 333 transitions. Second operand has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-12-02 10:36:42,250 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:36:42,251 INFO L93 Difference]: Finished difference Result 550 states and 861 transitions. [2024-12-02 10:36:42,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 10:36:42,251 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 200 [2024-12-02 10:36:42,252 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:36:42,255 INFO L225 Difference]: With dead ends: 550 [2024-12-02 10:36:42,255 INFO L226 Difference]: Without dead ends: 341 [2024-12-02 10:36:42,256 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 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 10:36:42,257 INFO L435 NwaCegarLoop]: 138 mSDtfsCounter, 120 mSDsluCounter, 266 mSDsCounter, 0 mSdLazyCounter, 43 mSolverCounterSat, 95 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 120 SdHoareTripleChecker+Valid, 404 SdHoareTripleChecker+Invalid, 138 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 95 IncrementalHoareTripleChecker+Valid, 43 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 10:36:42,258 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [120 Valid, 404 Invalid, 138 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [95 Valid, 43 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 10:36:42,259 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 341 states. [2024-12-02 10:36:42,313 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 341 to 315. [2024-12-02 10:36:42,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 315 states, 218 states have (on average 1.426605504587156) internal successors, (311), 218 states have internal predecessors, (311), 93 states have call successors, (93), 3 states have call predecessors, (93), 3 states have return successors, (93), 93 states have call predecessors, (93), 93 states have call successors, (93) [2024-12-02 10:36:42,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 315 states and 497 transitions. [2024-12-02 10:36:42,318 INFO L78 Accepts]: Start accepts. Automaton has 315 states and 497 transitions. Word has length 200 [2024-12-02 10:36:42,318 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:36:42,319 INFO L471 AbstractCegarLoop]: Abstraction has 315 states and 497 transitions. [2024-12-02 10:36:42,319 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-12-02 10:36:42,319 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 497 transitions. [2024-12-02 10:36:42,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2024-12-02 10:36:42,322 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:36:42,323 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:36:42,323 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-12-02 10:36:42,323 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:36:42,324 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:36:42,324 INFO L85 PathProgramCache]: Analyzing trace with hash 84159315, now seen corresponding path program 1 times [2024-12-02 10:36:42,324 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:36:42,324 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1506480062] [2024-12-02 10:36:42,324 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:36:42,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:36:42,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:36:42,697 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-12-02 10:36:42,697 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 10:36:42,697 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1506480062] [2024-12-02 10:36:42,698 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1506480062] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:36:42,698 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 10:36:42,698 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 10:36:42,698 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [130501826] [2024-12-02 10:36:42,698 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:36:42,698 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 10:36:42,699 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 10:36:42,699 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 10:36:42,699 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 10:36:42,699 INFO L87 Difference]: Start difference. First operand 315 states and 497 transitions. Second operand has 4 states, 4 states have (on average 13.0) internal successors, (52), 4 states have internal predecessors, (52), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-12-02 10:36:42,991 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:36:42,992 INFO L93 Difference]: Finished difference Result 795 states and 1259 transitions. [2024-12-02 10:36:42,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 10:36:42,993 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.0) internal successors, (52), 4 states have internal predecessors, (52), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 204 [2024-12-02 10:36:42,993 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:36:42,998 INFO L225 Difference]: With dead ends: 795 [2024-12-02 10:36:42,998 INFO L226 Difference]: Without dead ends: 570 [2024-12-02 10:36:42,999 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 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 10:36:42,999 INFO L435 NwaCegarLoop]: 136 mSDtfsCounter, 82 mSDsluCounter, 197 mSDsCounter, 0 mSdLazyCounter, 117 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 82 SdHoareTripleChecker+Valid, 333 SdHoareTripleChecker+Invalid, 117 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 117 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 10:36:43,000 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [82 Valid, 333 Invalid, 117 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 117 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 10:36:43,001 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 570 states. [2024-12-02 10:36:43,070 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 570 to 563. [2024-12-02 10:36:43,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 563 states, 402 states have (on average 1.435323383084577) internal successors, (577), 402 states have internal predecessors, (577), 155 states have call successors, (155), 5 states have call predecessors, (155), 5 states have return successors, (155), 155 states have call predecessors, (155), 155 states have call successors, (155) [2024-12-02 10:36:43,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 563 states and 887 transitions. [2024-12-02 10:36:43,078 INFO L78 Accepts]: Start accepts. Automaton has 563 states and 887 transitions. Word has length 204 [2024-12-02 10:36:43,078 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:36:43,078 INFO L471 AbstractCegarLoop]: Abstraction has 563 states and 887 transitions. [2024-12-02 10:36:43,079 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.0) internal successors, (52), 4 states have internal predecessors, (52), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-12-02 10:36:43,079 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 887 transitions. [2024-12-02 10:36:43,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2024-12-02 10:36:43,082 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:36:43,082 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:36:43,082 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-12-02 10:36:43,082 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:36:43,083 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:36:43,083 INFO L85 PathProgramCache]: Analyzing trace with hash -926957935, now seen corresponding path program 1 times [2024-12-02 10:36:43,083 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:36:43,083 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [81419083] [2024-12-02 10:36:43,083 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:36:43,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:36:43,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:36:43,635 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-12-02 10:36:43,635 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 10:36:43,635 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [81419083] [2024-12-02 10:36:43,636 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [81419083] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:36:43,636 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 10:36:43,636 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 10:36:43,636 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1573507250] [2024-12-02 10:36:43,636 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:36:43,636 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 10:36:43,636 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 10:36:43,637 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 10:36:43,637 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-12-02 10:36:43,637 INFO L87 Difference]: Start difference. First operand 563 states and 887 transitions. Second operand has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-12-02 10:36:43,987 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:36:43,987 INFO L93 Difference]: Finished difference Result 1424 states and 2241 transitions. [2024-12-02 10:36:43,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-02 10:36:43,988 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 204 [2024-12-02 10:36:43,989 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:36:43,995 INFO L225 Difference]: With dead ends: 1424 [2024-12-02 10:36:43,995 INFO L226 Difference]: Without dead ends: 971 [2024-12-02 10:36:43,996 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-12-02 10:36:43,997 INFO L435 NwaCegarLoop]: 166 mSDtfsCounter, 261 mSDsluCounter, 346 mSDsCounter, 0 mSdLazyCounter, 119 mSolverCounterSat, 94 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 261 SdHoareTripleChecker+Valid, 512 SdHoareTripleChecker+Invalid, 213 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 94 IncrementalHoareTripleChecker+Valid, 119 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 10:36:43,998 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [261 Valid, 512 Invalid, 213 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [94 Valid, 119 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 10:36:43,999 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 971 states. [2024-12-02 10:36:44,110 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 971 to 807. [2024-12-02 10:36:44,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 807 states, 582 states have (on average 1.4398625429553265) internal successors, (838), 582 states have internal predecessors, (838), 217 states have call successors, (217), 7 states have call predecessors, (217), 7 states have return successors, (217), 217 states have call predecessors, (217), 217 states have call successors, (217) [2024-12-02 10:36:44,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 807 states to 807 states and 1272 transitions. [2024-12-02 10:36:44,119 INFO L78 Accepts]: Start accepts. Automaton has 807 states and 1272 transitions. Word has length 204 [2024-12-02 10:36:44,119 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:36:44,119 INFO L471 AbstractCegarLoop]: Abstraction has 807 states and 1272 transitions. [2024-12-02 10:36:44,119 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-12-02 10:36:44,120 INFO L276 IsEmpty]: Start isEmpty. Operand 807 states and 1272 transitions. [2024-12-02 10:36:44,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2024-12-02 10:36:44,122 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:36:44,122 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:36:44,122 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-12-02 10:36:44,123 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:36:44,123 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:36:44,123 INFO L85 PathProgramCache]: Analyzing trace with hash 1984379059, now seen corresponding path program 1 times [2024-12-02 10:36:44,123 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:36:44,123 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [8990187] [2024-12-02 10:36:44,123 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:36:44,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:36:44,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:36:44,478 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-12-02 10:36:44,478 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 10:36:44,478 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [8990187] [2024-12-02 10:36:44,478 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [8990187] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:36:44,478 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 10:36:44,478 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 10:36:44,478 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [986993497] [2024-12-02 10:36:44,478 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:36:44,479 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 10:36:44,479 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 10:36:44,480 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 10:36:44,480 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 10:36:44,480 INFO L87 Difference]: Start difference. First operand 807 states and 1272 transitions. Second operand has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-12-02 10:36:44,694 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:36:44,695 INFO L93 Difference]: Finished difference Result 1962 states and 3090 transitions. [2024-12-02 10:36:44,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 10:36:44,696 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 205 [2024-12-02 10:36:44,696 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:36:44,704 INFO L225 Difference]: With dead ends: 1962 [2024-12-02 10:36:44,704 INFO L226 Difference]: Without dead ends: 1259 [2024-12-02 10:36:44,707 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 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 10:36:44,708 INFO L435 NwaCegarLoop]: 193 mSDtfsCounter, 87 mSDsluCounter, 306 mSDsCounter, 0 mSdLazyCounter, 54 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 87 SdHoareTripleChecker+Valid, 499 SdHoareTripleChecker+Invalid, 63 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 54 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 10:36:44,708 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [87 Valid, 499 Invalid, 63 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 54 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 10:36:44,710 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1259 states. [2024-12-02 10:36:44,812 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1259 to 905. [2024-12-02 10:36:44,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 905 states, 680 states have (on average 1.4338235294117647) internal successors, (975), 680 states have internal predecessors, (975), 217 states have call successors, (217), 7 states have call predecessors, (217), 7 states have return successors, (217), 217 states have call predecessors, (217), 217 states have call successors, (217) [2024-12-02 10:36:44,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 905 states to 905 states and 1409 transitions. [2024-12-02 10:36:44,822 INFO L78 Accepts]: Start accepts. Automaton has 905 states and 1409 transitions. Word has length 205 [2024-12-02 10:36:44,822 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:36:44,822 INFO L471 AbstractCegarLoop]: Abstraction has 905 states and 1409 transitions. [2024-12-02 10:36:44,823 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-12-02 10:36:44,823 INFO L276 IsEmpty]: Start isEmpty. Operand 905 states and 1409 transitions. [2024-12-02 10:36:44,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2024-12-02 10:36:44,825 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:36:44,825 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:36:44,826 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-12-02 10:36:44,826 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:36:44,826 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:36:44,826 INFO L85 PathProgramCache]: Analyzing trace with hash 295435317, now seen corresponding path program 1 times [2024-12-02 10:36:44,826 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:36:44,826 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1137506388] [2024-12-02 10:36:44,826 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:36:44,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:36:44,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:36:45,782 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 63 proven. 27 refuted. 0 times theorem prover too weak. 1770 trivial. 0 not checked. [2024-12-02 10:36:45,782 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 10:36:45,782 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1137506388] [2024-12-02 10:36:45,782 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1137506388] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 10:36:45,783 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1100603618] [2024-12-02 10:36:45,783 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:36:45,783 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 10:36:45,783 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 10:36:45,785 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 10:36:45,789 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-12-02 10:36:45,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:36:45,992 INFO L256 TraceCheckSpWp]: Trace formula consists of 508 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-12-02 10:36:46,003 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 10:36:47,987 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 852 proven. 63 refuted. 0 times theorem prover too weak. 945 trivial. 0 not checked. [2024-12-02 10:36:47,987 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 10:36:49,635 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 126 proven. 51 refuted. 0 times theorem prover too weak. 1683 trivial. 0 not checked. [2024-12-02 10:36:49,635 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1100603618] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-02 10:36:49,635 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-02 10:36:49,635 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 14, 14] total 34 [2024-12-02 10:36:49,636 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2068417020] [2024-12-02 10:36:49,636 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-02 10:36:49,637 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2024-12-02 10:36:49,637 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 10:36:49,638 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2024-12-02 10:36:49,638 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=279, Invalid=843, Unknown=0, NotChecked=0, Total=1122 [2024-12-02 10:36:49,638 INFO L87 Difference]: Start difference. First operand 905 states and 1409 transitions. Second operand has 34 states, 32 states have (on average 4.59375) internal successors, (147), 32 states have internal predecessors, (147), 11 states have call successors, (93), 5 states have call predecessors, (93), 9 states have return successors, (93), 10 states have call predecessors, (93), 11 states have call successors, (93) [2024-12-02 10:36:52,698 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:36:52,698 INFO L93 Difference]: Finished difference Result 2732 states and 4187 transitions. [2024-12-02 10:36:52,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-12-02 10:36:52,699 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 32 states have (on average 4.59375) internal successors, (147), 32 states have internal predecessors, (147), 11 states have call successors, (93), 5 states have call predecessors, (93), 9 states have return successors, (93), 10 states have call predecessors, (93), 11 states have call successors, (93) Word has length 205 [2024-12-02 10:36:52,700 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:36:52,710 INFO L225 Difference]: With dead ends: 2732 [2024-12-02 10:36:52,710 INFO L226 Difference]: Without dead ends: 1997 [2024-12-02 10:36:52,724 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 449 GetRequests, 391 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 952 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=841, Invalid=2699, Unknown=0, NotChecked=0, Total=3540 [2024-12-02 10:36:52,725 INFO L435 NwaCegarLoop]: 129 mSDtfsCounter, 577 mSDsluCounter, 1637 mSDsCounter, 0 mSdLazyCounter, 2184 mSolverCounterSat, 243 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 600 SdHoareTripleChecker+Valid, 1766 SdHoareTripleChecker+Invalid, 2427 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 243 IncrementalHoareTripleChecker+Valid, 2184 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2024-12-02 10:36:52,725 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [600 Valid, 1766 Invalid, 2427 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [243 Valid, 2184 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2024-12-02 10:36:52,727 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1997 states. [2024-12-02 10:36:52,838 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1997 to 1284. [2024-12-02 10:36:52,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1284 states, 923 states have (on average 1.4019501625135429) internal successors, (1294), 929 states have internal predecessors, (1294), 343 states have call successors, (343), 17 states have call predecessors, (343), 17 states have return successors, (343), 337 states have call predecessors, (343), 343 states have call successors, (343) [2024-12-02 10:36:52,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1284 states to 1284 states and 1980 transitions. [2024-12-02 10:36:52,846 INFO L78 Accepts]: Start accepts. Automaton has 1284 states and 1980 transitions. Word has length 205 [2024-12-02 10:36:52,846 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:36:52,846 INFO L471 AbstractCegarLoop]: Abstraction has 1284 states and 1980 transitions. [2024-12-02 10:36:52,846 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 32 states have (on average 4.59375) internal successors, (147), 32 states have internal predecessors, (147), 11 states have call successors, (93), 5 states have call predecessors, (93), 9 states have return successors, (93), 10 states have call predecessors, (93), 11 states have call successors, (93) [2024-12-02 10:36:52,847 INFO L276 IsEmpty]: Start isEmpty. Operand 1284 states and 1980 transitions. [2024-12-02 10:36:52,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2024-12-02 10:36:52,849 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:36:52,849 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:36:52,856 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-12-02 10:36:53,050 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2024-12-02 10:36:53,050 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:36:53,050 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:36:53,051 INFO L85 PathProgramCache]: Analyzing trace with hash 1851169506, now seen corresponding path program 1 times [2024-12-02 10:36:53,051 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:36:53,051 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1221798185] [2024-12-02 10:36:53,051 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:36:53,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:36:53,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-02 10:36:53,312 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1447916876] [2024-12-02 10:36:53,312 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:36:53,312 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 10:36:53,312 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 10:36:53,314 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 10:36:53,315 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-12-02 10:36:53,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:36:53,501 INFO L256 TraceCheckSpWp]: Trace formula consists of 512 conjuncts, 91 conjuncts are in the unsatisfiable core [2024-12-02 10:36:53,510 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 10:36:58,529 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 1498 proven. 186 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2024-12-02 10:36:58,529 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 10:37:10,743 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 10:37:10,743 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1221798185] [2024-12-02 10:37:10,743 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-12-02 10:37:10,743 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1447916876] [2024-12-02 10:37:10,744 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1447916876] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 10:37:10,744 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2024-12-02 10:37:10,744 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [49] total 49 [2024-12-02 10:37:10,744 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1186316717] [2024-12-02 10:37:10,744 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2024-12-02 10:37:10,744 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 50 states [2024-12-02 10:37:10,744 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 10:37:10,745 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 50 interpolants. [2024-12-02 10:37:10,746 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=658, Invalid=3002, Unknown=0, NotChecked=0, Total=3660 [2024-12-02 10:37:10,746 INFO L87 Difference]: Start difference. First operand 1284 states and 1980 transitions. Second operand has 50 states, 50 states have (on average 2.08) internal successors, (104), 44 states have internal predecessors, (104), 13 states have call successors, (31), 13 states have call predecessors, (31), 18 states have return successors, (31), 14 states have call predecessors, (31), 13 states have call successors, (31) [2024-12-02 10:37:15,070 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:37:15,070 INFO L93 Difference]: Finished difference Result 2409 states and 3580 transitions. [2024-12-02 10:37:15,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-12-02 10:37:15,071 INFO L78 Accepts]: Start accepts. Automaton has has 50 states, 50 states have (on average 2.08) internal successors, (104), 44 states have internal predecessors, (104), 13 states have call successors, (31), 13 states have call predecessors, (31), 18 states have return successors, (31), 14 states have call predecessors, (31), 13 states have call successors, (31) Word has length 205 [2024-12-02 10:37:15,071 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:37:15,079 INFO L225 Difference]: With dead ends: 2409 [2024-12-02 10:37:15,079 INFO L226 Difference]: Without dead ends: 2038 [2024-12-02 10:37:15,084 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 292 GetRequests, 181 SyntacticMatches, 0 SemanticMatches, 111 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 3404 ImplicationChecksByTransitivity, 8.5s TimeCoverageRelationStatistics Valid=2252, Invalid=10404, Unknown=0, NotChecked=0, Total=12656 [2024-12-02 10:37:15,084 INFO L435 NwaCegarLoop]: 166 mSDtfsCounter, 695 mSDsluCounter, 1462 mSDsCounter, 0 mSdLazyCounter, 1662 mSolverCounterSat, 187 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 695 SdHoareTripleChecker+Valid, 1628 SdHoareTripleChecker+Invalid, 1849 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 187 IncrementalHoareTripleChecker+Valid, 1662 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-12-02 10:37:15,085 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [695 Valid, 1628 Invalid, 1849 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [187 Valid, 1662 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-12-02 10:37:15,087 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2038 states. [2024-12-02 10:37:15,387 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2038 to 1784. [2024-12-02 10:37:15,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1784 states, 1295 states have (on average 1.3606177606177605) internal successors, (1762), 1311 states have internal predecessors, (1762), 449 states have call successors, (449), 39 states have call predecessors, (449), 39 states have return successors, (449), 433 states have call predecessors, (449), 449 states have call successors, (449) [2024-12-02 10:37:15,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1784 states to 1784 states and 2660 transitions. [2024-12-02 10:37:15,401 INFO L78 Accepts]: Start accepts. Automaton has 1784 states and 2660 transitions. Word has length 205 [2024-12-02 10:37:15,401 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:37:15,401 INFO L471 AbstractCegarLoop]: Abstraction has 1784 states and 2660 transitions. [2024-12-02 10:37:15,401 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 50 states, 50 states have (on average 2.08) internal successors, (104), 44 states have internal predecessors, (104), 13 states have call successors, (31), 13 states have call predecessors, (31), 18 states have return successors, (31), 14 states have call predecessors, (31), 13 states have call successors, (31) [2024-12-02 10:37:15,401 INFO L276 IsEmpty]: Start isEmpty. Operand 1784 states and 2660 transitions. [2024-12-02 10:37:15,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2024-12-02 10:37:15,405 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:37:15,405 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:37:15,416 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-12-02 10:37:15,605 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 10:37:15,606 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:37:15,606 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:37:15,606 INFO L85 PathProgramCache]: Analyzing trace with hash -1422729436, now seen corresponding path program 1 times [2024-12-02 10:37:15,606 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:37:15,606 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1628640658] [2024-12-02 10:37:15,606 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:37:15,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:37:15,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:37:15,686 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-12-02 10:37:15,686 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 10:37:15,686 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1628640658] [2024-12-02 10:37:15,686 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1628640658] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:37:15,687 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 10:37:15,687 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 10:37:15,687 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1400418910] [2024-12-02 10:37:15,687 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:37:15,687 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 10:37:15,687 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 10:37:15,688 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 10:37:15,688 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 10:37:15,688 INFO L87 Difference]: Start difference. First operand 1784 states and 2660 transitions. Second operand has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-12-02 10:37:15,955 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:37:15,955 INFO L93 Difference]: Finished difference Result 3592 states and 5405 transitions. [2024-12-02 10:37:15,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 10:37:15,956 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 205 [2024-12-02 10:37:15,956 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:37:15,964 INFO L225 Difference]: With dead ends: 3592 [2024-12-02 10:37:15,964 INFO L226 Difference]: Without dead ends: 2165 [2024-12-02 10:37:15,967 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 10:37:15,967 INFO L435 NwaCegarLoop]: 154 mSDtfsCounter, 40 mSDsluCounter, 137 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 40 SdHoareTripleChecker+Valid, 291 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 10:37:15,968 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [40 Valid, 291 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 10:37:15,970 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2165 states. [2024-12-02 10:37:16,128 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2165 to 1957. [2024-12-02 10:37:16,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1957 states, 1468 states have (on average 1.3732970027247957) internal successors, (2016), 1484 states have internal predecessors, (2016), 449 states have call successors, (449), 39 states have call predecessors, (449), 39 states have return successors, (449), 433 states have call predecessors, (449), 449 states have call successors, (449) [2024-12-02 10:37:16,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1957 states to 1957 states and 2914 transitions. [2024-12-02 10:37:16,140 INFO L78 Accepts]: Start accepts. Automaton has 1957 states and 2914 transitions. Word has length 205 [2024-12-02 10:37:16,140 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:37:16,140 INFO L471 AbstractCegarLoop]: Abstraction has 1957 states and 2914 transitions. [2024-12-02 10:37:16,140 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-12-02 10:37:16,141 INFO L276 IsEmpty]: Start isEmpty. Operand 1957 states and 2914 transitions. [2024-12-02 10:37:16,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2024-12-02 10:37:16,143 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:37:16,143 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:37:16,143 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-12-02 10:37:16,143 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:37:16,143 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:37:16,144 INFO L85 PathProgramCache]: Analyzing trace with hash 1789129892, now seen corresponding path program 1 times [2024-12-02 10:37:16,144 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:37:16,144 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [53586314] [2024-12-02 10:37:16,144 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:37:16,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:37:16,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:37:16,316 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-12-02 10:37:16,316 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 10:37:16,316 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [53586314] [2024-12-02 10:37:16,316 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [53586314] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:37:16,316 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 10:37:16,317 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-12-02 10:37:16,317 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [519043542] [2024-12-02 10:37:16,317 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:37:16,317 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-12-02 10:37:16,317 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 10:37:16,318 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-12-02 10:37:16,318 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-12-02 10:37:16,318 INFO L87 Difference]: Start difference. First operand 1957 states and 2914 transitions. Second operand has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-12-02 10:37:16,862 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:37:16,862 INFO L93 Difference]: Finished difference Result 3616 states and 5405 transitions. [2024-12-02 10:37:16,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-02 10:37:16,863 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 205 [2024-12-02 10:37:16,863 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:37:16,871 INFO L225 Difference]: With dead ends: 3616 [2024-12-02 10:37:16,871 INFO L226 Difference]: Without dead ends: 2674 [2024-12-02 10:37:16,873 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2024-12-02 10:37:16,873 INFO L435 NwaCegarLoop]: 151 mSDtfsCounter, 177 mSDsluCounter, 492 mSDsCounter, 0 mSdLazyCounter, 177 mSolverCounterSat, 95 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 177 SdHoareTripleChecker+Valid, 643 SdHoareTripleChecker+Invalid, 272 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 95 IncrementalHoareTripleChecker+Valid, 177 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 10:37:16,874 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [177 Valid, 643 Invalid, 272 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [95 Valid, 177 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 10:37:16,876 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2674 states. [2024-12-02 10:37:17,140 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2674 to 2444. [2024-12-02 10:37:17,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2444 states, 1788 states have (on average 1.3450782997762865) internal successors, (2405), 1811 states have internal predecessors, (2405), 606 states have call successors, (606), 49 states have call predecessors, (606), 49 states have return successors, (606), 583 states have call predecessors, (606), 606 states have call successors, (606) [2024-12-02 10:37:17,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2444 states to 2444 states and 3617 transitions. [2024-12-02 10:37:17,153 INFO L78 Accepts]: Start accepts. Automaton has 2444 states and 3617 transitions. Word has length 205 [2024-12-02 10:37:17,154 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:37:17,154 INFO L471 AbstractCegarLoop]: Abstraction has 2444 states and 3617 transitions. [2024-12-02 10:37:17,154 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-12-02 10:37:17,154 INFO L276 IsEmpty]: Start isEmpty. Operand 2444 states and 3617 transitions. [2024-12-02 10:37:17,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2024-12-02 10:37:17,156 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:37:17,156 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:37:17,156 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-12-02 10:37:17,157 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:37:17,157 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:37:17,157 INFO L85 PathProgramCache]: Analyzing trace with hash -537705163, now seen corresponding path program 1 times [2024-12-02 10:37:17,157 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:37:17,157 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [237364364] [2024-12-02 10:37:17,157 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:37:17,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:37:17,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-02 10:37:17,365 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [567924931] [2024-12-02 10:37:17,365 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:37:17,365 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 10:37:17,365 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 10:37:17,367 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 10:37:17,368 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-12-02 10:37:17,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-02 10:37:17,530 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-02 10:37:17,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-02 10:37:17,702 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-12-02 10:37:17,702 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-12-02 10:37:17,703 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-12-02 10:37:17,712 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-12-02 10:37:17,905 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2024-12-02 10:37:17,907 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:37:18,056 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-12-02 10:37:18,060 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 10:37:18 BoogieIcfgContainer [2024-12-02 10:37:18,060 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-12-02 10:37:18,062 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-02 10:37:18,062 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-02 10:37:18,062 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-02 10:37:18,063 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:36:39" (3/4) ... [2024-12-02 10:37:18,065 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-02 10:37:18,066 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-02 10:37:18,068 INFO L158 Benchmark]: Toolchain (without parser) took 39252.35ms. Allocated memory was 117.4MB in the beginning and 478.2MB in the end (delta: 360.7MB). Free memory was 92.0MB in the beginning and 411.6MB in the end (delta: -319.6MB). Peak memory consumption was 45.8MB. Max. memory is 16.1GB. [2024-12-02 10:37:18,068 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 117.4MB. Free memory is still 72.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 10:37:18,069 INFO L158 Benchmark]: CACSL2BoogieTranslator took 318.94ms. Allocated memory is still 117.4MB. Free memory was 91.7MB in the beginning and 74.7MB in the end (delta: 17.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-02 10:37:18,069 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.66ms. Allocated memory is still 117.4MB. Free memory was 74.7MB in the beginning and 68.9MB in the end (delta: 5.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-02 10:37:18,069 INFO L158 Benchmark]: Boogie Preprocessor took 65.69ms. Allocated memory is still 117.4MB. Free memory was 68.9MB in the beginning and 58.5MB in the end (delta: 10.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-02 10:37:18,070 INFO L158 Benchmark]: RCFGBuilder took 585.22ms. Allocated memory is still 117.4MB. Free memory was 58.5MB in the beginning and 76.3MB in the end (delta: -17.8MB). Peak memory consumption was 31.0MB. Max. memory is 16.1GB. [2024-12-02 10:37:18,070 INFO L158 Benchmark]: TraceAbstraction took 38211.54ms. Allocated memory was 117.4MB in the beginning and 478.2MB in the end (delta: 360.7MB). Free memory was 75.7MB in the beginning and 411.6MB in the end (delta: -335.9MB). Peak memory consumption was 249.7MB. Max. memory is 16.1GB. [2024-12-02 10:37:18,070 INFO L158 Benchmark]: Witness Printer took 3.96ms. Allocated memory is still 478.2MB. Free memory was 411.6MB in the beginning and 411.6MB in the end (delta: 60.7kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-02 10:37:18,072 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 117.4MB. Free memory is still 72.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 318.94ms. Allocated memory is still 117.4MB. Free memory was 91.7MB in the beginning and 74.7MB in the end (delta: 17.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.66ms. Allocated memory is still 117.4MB. Free memory was 74.7MB in the beginning and 68.9MB in the end (delta: 5.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 65.69ms. Allocated memory is still 117.4MB. Free memory was 68.9MB in the beginning and 58.5MB in the end (delta: 10.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 585.22ms. Allocated memory is still 117.4MB. Free memory was 58.5MB in the beginning and 76.3MB in the end (delta: -17.8MB). Peak memory consumption was 31.0MB. Max. memory is 16.1GB. * TraceAbstraction took 38211.54ms. Allocated memory was 117.4MB in the beginning and 478.2MB in the end (delta: 360.7MB). Free memory was 75.7MB in the beginning and 411.6MB in the end (delta: -335.9MB). Peak memory consumption was 249.7MB. Max. memory is 16.1GB. * Witness Printer took 3.96ms. Allocated memory is still 478.2MB. Free memory was 411.6MB in the beginning and 411.6MB in the end (delta: 60.7kB). Peak memory consumption was 8.4MB. 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 204, overapproximation of someBinaryFLOATComparisonOperation at line 162, overapproximation of someBinaryFLOATComparisonOperation at line 69, overapproximation of bitwiseOr at line 66, overapproximation of bitwiseOr at line 204, overapproximation of someBinaryDOUBLEComparisonOperation at line 95, overapproximation of someBinaryDOUBLEComparisonOperation at line 204, overapproximation of someBinaryDOUBLEComparisonOperation at line 204. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 32; [L23] signed short int var_1_6 = -1; [L24] unsigned char var_1_7 = 1; [L25] unsigned char var_1_8 = 1; [L26] signed char var_1_9 = -128; [L27] signed char var_1_12 = 10; [L28] signed char var_1_13 = -64; [L29] signed char var_1_14 = 1; [L30] signed char var_1_15 = -25; [L31] unsigned short int var_1_16 = 256; [L32] signed char var_1_18 = 4; [L33] float var_1_19 = 100.5; [L34] float var_1_20 = 4.5; [L35] signed char var_1_21 = 0; [L36] signed char var_1_22 = 64; [L37] signed char var_1_23 = 2; [L38] signed char var_1_24 = 4; [L39] unsigned long int var_1_25 = 8; [L40] unsigned char var_1_27 = 50; [L41] unsigned char var_1_28 = 5; [L42] signed short int var_1_29 = 32; [L43] signed long int var_1_30 = 1; [L44] signed long int var_1_31 = 0; [L45] unsigned char var_1_33 = 2; [L46] unsigned char var_1_34 = 128; [L47] unsigned char var_1_35 = 2; [L48] unsigned char var_1_36 = 200; [L49] unsigned char var_1_37 = 32; [L50] double var_1_38 = 10.3; [L51] signed short int var_1_39 = -256; [L52] signed short int last_1_var_1_6 = -1; [L53] signed char last_1_var_1_9 = -128; [L54] unsigned short int last_1_var_1_16 = 256; [L55] signed char last_1_var_1_18 = 4; [L56] float last_1_var_1_19 = 100.5; [L57] unsigned long int last_1_var_1_25 = 8; [L58] unsigned char last_1_var_1_27 = 50; [L59] signed short int last_1_var_1_29 = 32; [L60] unsigned char last_1_var_1_33 = 2; [L61] unsigned char last_1_var_1_35 = 2; VAL [isInitial=0, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=10, var_1_13=-64, var_1_14=1, var_1_15=-25, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_20=9/2, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=1, var_1_8=1, var_1_9=-128] [L208] isInitial = 1 [L209] FCALL initially() [L211] CALL updateLastVariables() [L192] last_1_var_1_6 = var_1_6 [L193] last_1_var_1_9 = var_1_9 [L194] last_1_var_1_16 = var_1_16 [L195] last_1_var_1_18 = var_1_18 [L196] last_1_var_1_19 = var_1_19 [L197] last_1_var_1_25 = var_1_25 [L198] last_1_var_1_27 = var_1_27 [L199] last_1_var_1_29 = var_1_29 [L200] last_1_var_1_33 = var_1_33 [L201] last_1_var_1_35 = var_1_35 VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=10, var_1_13=-64, var_1_14=1, var_1_15=-25, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_20=9/2, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=1, var_1_8=1, var_1_9=-128] [L211] RET updateLastVariables() [L212] CALL updateVariables() [L143] var_1_7 = __VERIFIER_nondet_uchar() [L144] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=10, var_1_13=-64, var_1_14=1, var_1_15=-25, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_20=9/2, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_8=1, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=10, var_1_13=-64, var_1_14=1, var_1_15=-25, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_20=9/2, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_8=1, var_1_9=-128] [L144] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=10, var_1_13=-64, var_1_14=1, var_1_15=-25, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_20=9/2, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_8=1, var_1_9=-128] [L145] CALL assume_abort_if_not(var_1_7 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=10, var_1_13=-64, var_1_14=1, var_1_15=-25, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_20=9/2, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=1, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=10, var_1_13=-64, var_1_14=1, var_1_15=-25, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_20=9/2, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=1, var_1_9=-128] [L145] RET assume_abort_if_not(var_1_7 <= 1) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=10, var_1_13=-64, var_1_14=1, var_1_15=-25, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_20=9/2, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=1, var_1_9=-128] [L146] var_1_8 = __VERIFIER_nondet_uchar() [L147] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=10, var_1_13=-64, var_1_14=1, var_1_15=-25, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_20=9/2, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=10, var_1_13=-64, var_1_14=1, var_1_15=-25, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_20=9/2, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_9=-128] [L147] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=10, var_1_13=-64, var_1_14=1, var_1_15=-25, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_20=9/2, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_9=-128] [L148] CALL assume_abort_if_not(var_1_8 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=10, var_1_13=-64, var_1_14=1, var_1_15=-25, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_20=9/2, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=1, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=10, var_1_13=-64, var_1_14=1, var_1_15=-25, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_20=9/2, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=1, var_1_9=-128] [L148] RET assume_abort_if_not(var_1_8 <= 1) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=10, var_1_13=-64, var_1_14=1, var_1_15=-25, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_20=9/2, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=1, var_1_9=-128] [L149] var_1_12 = __VERIFIER_nondet_char() [L150] CALL assume_abort_if_not(var_1_12 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=126, var_1_13=-64, var_1_14=1, var_1_15=-25, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_20=9/2, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=1, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=126, var_1_13=-64, var_1_14=1, var_1_15=-25, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_20=9/2, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=1, var_1_9=-128] [L150] RET assume_abort_if_not(var_1_12 >= -127) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=126, var_1_13=-64, var_1_14=1, var_1_15=-25, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_20=9/2, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=1, var_1_9=-128] [L151] CALL assume_abort_if_not(var_1_12 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=126, var_1_13=-64, var_1_14=1, var_1_15=-25, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_20=9/2, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=1, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=126, var_1_13=-64, var_1_14=1, var_1_15=-25, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_20=9/2, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=1, var_1_9=-128] [L151] RET assume_abort_if_not(var_1_12 <= 126) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=126, var_1_13=-64, var_1_14=1, var_1_15=-25, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_20=9/2, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=1, var_1_9=-128] [L152] var_1_13 = __VERIFIER_nondet_char() [L153] CALL assume_abort_if_not(var_1_13 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=126, var_1_13=-127, var_1_14=1, var_1_15=-25, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_20=9/2, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=1, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=126, var_1_13=-127, var_1_14=1, var_1_15=-25, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_20=9/2, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=1, var_1_9=-128] [L153] RET assume_abort_if_not(var_1_13 >= -127) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=126, var_1_13=-127, var_1_14=1, var_1_15=-25, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_20=9/2, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=1, var_1_9=-128] [L154] CALL assume_abort_if_not(var_1_13 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=126, var_1_13=-127, var_1_14=1, var_1_15=-25, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_20=9/2, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=1, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=126, var_1_13=-127, var_1_14=1, var_1_15=-25, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_20=9/2, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=1, var_1_9=-128] [L154] RET assume_abort_if_not(var_1_13 <= 126) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=126, var_1_13=-127, var_1_14=1, var_1_15=-25, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_20=9/2, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=1, var_1_9=-128] [L155] var_1_14 = __VERIFIER_nondet_char() [L156] CALL assume_abort_if_not(var_1_14 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=126, var_1_13=-127, var_1_14=63, var_1_15=-25, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_20=9/2, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=1, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=126, var_1_13=-127, var_1_14=63, var_1_15=-25, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_20=9/2, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=1, var_1_9=-128] [L156] RET assume_abort_if_not(var_1_14 >= -63) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=126, var_1_13=-127, var_1_14=63, var_1_15=-25, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_20=9/2, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=1, var_1_9=-128] [L157] CALL assume_abort_if_not(var_1_14 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=126, var_1_13=-127, var_1_14=63, var_1_15=-25, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_20=9/2, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=1, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=126, var_1_13=-127, var_1_14=63, var_1_15=-25, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_20=9/2, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=1, var_1_9=-128] [L157] RET assume_abort_if_not(var_1_14 <= 63) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=126, var_1_13=-127, var_1_14=63, var_1_15=-25, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_20=9/2, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=1, var_1_9=-128] [L158] var_1_15 = __VERIFIER_nondet_char() [L159] CALL assume_abort_if_not(var_1_15 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=126, var_1_13=-127, var_1_14=63, var_1_15=3, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_20=9/2, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=1, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=126, var_1_13=-127, var_1_14=63, var_1_15=3, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_20=9/2, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=1, var_1_9=-128] [L159] RET assume_abort_if_not(var_1_15 >= -63) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=126, var_1_13=-127, var_1_14=63, var_1_15=3, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_20=9/2, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=1, var_1_9=-128] [L160] CALL assume_abort_if_not(var_1_15 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=126, var_1_13=-127, var_1_14=63, var_1_15=3, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_20=9/2, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=1, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=126, var_1_13=-127, var_1_14=63, var_1_15=3, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_20=9/2, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=1, var_1_9=-128] [L160] RET assume_abort_if_not(var_1_15 <= 63) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=126, var_1_13=-127, var_1_14=63, var_1_15=3, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_20=9/2, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=1, var_1_9=-128] [L161] var_1_20 = __VERIFIER_nondet_float() [L162] CALL assume_abort_if_not((var_1_20 >= -922337.2036854765600e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 9223372.036854765600e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=126, var_1_13=-127, var_1_14=63, var_1_15=3, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=1, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=126, var_1_13=-127, var_1_14=63, var_1_15=3, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=1, var_1_9=-128] [L162] RET assume_abort_if_not((var_1_20 >= -922337.2036854765600e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 9223372.036854765600e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=126, var_1_13=-127, var_1_14=63, var_1_15=3, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=64, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=1, var_1_9=-128] [L163] var_1_22 = __VERIFIER_nondet_char() [L164] CALL assume_abort_if_not(var_1_22 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=126, var_1_13=-127, var_1_14=63, var_1_15=3, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=1, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=126, var_1_13=-127, var_1_14=63, var_1_15=3, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=1, var_1_9=-128] [L164] RET assume_abort_if_not(var_1_22 >= -1) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=126, var_1_13=-127, var_1_14=63, var_1_15=3, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=1, var_1_9=-128] [L165] CALL assume_abort_if_not(var_1_22 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=126, var_1_13=-127, var_1_14=63, var_1_15=3, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=1, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=126, var_1_13=-127, var_1_14=63, var_1_15=3, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=1, var_1_9=-128] [L165] RET assume_abort_if_not(var_1_22 <= 126) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=126, var_1_13=-127, var_1_14=63, var_1_15=3, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=2, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=1, var_1_9=-128] [L166] var_1_23 = __VERIFIER_nondet_char() [L167] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=126, var_1_13=-127, var_1_14=63, var_1_15=3, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=0, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=1, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=126, var_1_13=-127, var_1_14=63, var_1_15=3, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=0, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=1, var_1_9=-128] [L167] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=126, var_1_13=-127, var_1_14=63, var_1_15=3, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=0, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=1, var_1_9=-128] [L168] CALL assume_abort_if_not(var_1_23 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=126, var_1_13=-127, var_1_14=63, var_1_15=3, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=0, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=1, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=126, var_1_13=-127, var_1_14=63, var_1_15=3, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=0, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=1, var_1_9=-128] [L168] RET assume_abort_if_not(var_1_23 <= 63) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=126, var_1_13=-127, var_1_14=63, var_1_15=3, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=0, var_1_24=4, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=1, var_1_9=-128] [L169] var_1_24 = __VERIFIER_nondet_char() [L170] CALL assume_abort_if_not(var_1_24 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=126, var_1_13=-127, var_1_14=63, var_1_15=3, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=0, var_1_24=62, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=1, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=126, var_1_13=-127, var_1_14=63, var_1_15=3, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=0, var_1_24=62, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=1, var_1_9=-128] [L170] RET assume_abort_if_not(var_1_24 >= 0) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=126, var_1_13=-127, var_1_14=63, var_1_15=3, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=0, var_1_24=62, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=1, var_1_9=-128] [L171] CALL assume_abort_if_not(var_1_24 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=126, var_1_13=-127, var_1_14=63, var_1_15=3, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=0, var_1_24=62, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=1, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=126, var_1_13=-127, var_1_14=63, var_1_15=3, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=0, var_1_24=62, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=1, var_1_9=-128] [L171] RET assume_abort_if_not(var_1_24 <= 63) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=126, var_1_13=-127, var_1_14=63, var_1_15=3, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=0, var_1_24=62, var_1_25=8, var_1_27=50, var_1_28=5, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=1, var_1_9=-128] [L172] var_1_28 = __VERIFIER_nondet_uchar() [L173] CALL assume_abort_if_not(var_1_28 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=126, var_1_13=-127, var_1_14=63, var_1_15=3, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=0, var_1_24=62, var_1_25=8, var_1_27=50, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=1, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=126, var_1_13=-127, var_1_14=63, var_1_15=3, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=0, var_1_24=62, var_1_25=8, var_1_27=50, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=1, var_1_9=-128] [L173] RET assume_abort_if_not(var_1_28 >= 0) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=126, var_1_13=-127, var_1_14=63, var_1_15=3, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=0, var_1_24=62, var_1_25=8, var_1_27=50, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=1, var_1_9=-128] [L174] CALL assume_abort_if_not(var_1_28 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=126, var_1_13=-127, var_1_14=63, var_1_15=3, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=0, var_1_24=62, var_1_25=8, var_1_27=50, var_1_28=63, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=1, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=126, var_1_13=-127, var_1_14=63, var_1_15=3, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=0, var_1_24=62, var_1_25=8, var_1_27=50, var_1_28=63, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=1, var_1_9=-128] [L174] RET assume_abort_if_not(var_1_28 <= 127) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=126, var_1_13=-127, var_1_14=63, var_1_15=3, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=0, var_1_24=62, var_1_25=8, var_1_27=50, var_1_28=63, var_1_29=32, var_1_30=1, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=1, var_1_9=-128] [L175] var_1_30 = __VERIFIER_nondet_long() [L176] CALL assume_abort_if_not(var_1_30 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=126, var_1_13=-127, var_1_14=63, var_1_15=3, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=0, var_1_24=62, var_1_25=8, var_1_27=50, var_1_28=63, var_1_29=32, var_1_30=0, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=1, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=126, var_1_13=-127, var_1_14=63, var_1_15=3, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=0, var_1_24=62, var_1_25=8, var_1_27=50, var_1_28=63, var_1_29=32, var_1_30=0, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=1, var_1_9=-128] [L176] RET assume_abort_if_not(var_1_30 >= 0) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=126, var_1_13=-127, var_1_14=63, var_1_15=3, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=0, var_1_24=62, var_1_25=8, var_1_27=50, var_1_28=63, var_1_29=32, var_1_30=0, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=1, var_1_9=-128] [L177] CALL assume_abort_if_not(var_1_30 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=126, var_1_13=-127, var_1_14=63, var_1_15=3, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=0, var_1_24=62, var_1_25=8, var_1_27=50, var_1_28=63, var_1_29=32, var_1_30=0, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=1, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=126, var_1_13=-127, var_1_14=63, var_1_15=3, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=0, var_1_24=62, var_1_25=8, var_1_27=50, var_1_28=63, var_1_29=32, var_1_30=0, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=1, var_1_9=-128] [L177] RET assume_abort_if_not(var_1_30 <= 1) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=126, var_1_13=-127, var_1_14=63, var_1_15=3, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=0, var_1_24=62, var_1_25=8, var_1_27=50, var_1_28=63, var_1_29=32, var_1_30=0, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=1, var_1_9=-128] [L178] var_1_31 = __VERIFIER_nondet_long() [L179] CALL assume_abort_if_not(var_1_31 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=126, var_1_13=-127, var_1_14=63, var_1_15=3, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=0, var_1_24=62, var_1_25=8, var_1_27=50, var_1_28=63, var_1_29=32, var_1_30=0, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=1, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=126, var_1_13=-127, var_1_14=63, var_1_15=3, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=0, var_1_24=62, var_1_25=8, var_1_27=50, var_1_28=63, var_1_29=32, var_1_30=0, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=1, var_1_9=-128] [L179] RET assume_abort_if_not(var_1_31 >= 0) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=126, var_1_13=-127, var_1_14=63, var_1_15=3, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=0, var_1_24=62, var_1_25=8, var_1_27=50, var_1_28=63, var_1_29=32, var_1_30=0, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=1, var_1_9=-128] [L180] CALL assume_abort_if_not(var_1_31 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=126, var_1_13=-127, var_1_14=63, var_1_15=3, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=0, var_1_24=62, var_1_25=8, var_1_27=50, var_1_28=63, var_1_29=32, var_1_30=0, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=1, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=126, var_1_13=-127, var_1_14=63, var_1_15=3, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=0, var_1_24=62, var_1_25=8, var_1_27=50, var_1_28=63, var_1_29=32, var_1_30=0, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=1, var_1_9=-128] [L180] RET assume_abort_if_not(var_1_31 <= 1) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=126, var_1_13=-127, var_1_14=63, var_1_15=3, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=0, var_1_24=62, var_1_25=8, var_1_27=50, var_1_28=63, var_1_29=32, var_1_30=0, var_1_31=0, var_1_33=2, var_1_34=128, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=1, var_1_9=-128] [L181] var_1_34 = __VERIFIER_nondet_uchar() [L182] CALL assume_abort_if_not(var_1_34 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=126, var_1_13=-127, var_1_14=63, var_1_15=3, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=0, var_1_24=62, var_1_25=8, var_1_27=50, var_1_28=63, var_1_29=32, var_1_30=0, var_1_31=0, var_1_33=2, var_1_34=127, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=1, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=126, var_1_13=-127, var_1_14=63, var_1_15=3, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=0, var_1_24=62, var_1_25=8, var_1_27=50, var_1_28=63, var_1_29=32, var_1_30=0, var_1_31=0, var_1_33=2, var_1_34=127, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=1, var_1_9=-128] [L182] RET assume_abort_if_not(var_1_34 >= 127) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=126, var_1_13=-127, var_1_14=63, var_1_15=3, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=0, var_1_24=62, var_1_25=8, var_1_27=50, var_1_28=63, var_1_29=32, var_1_30=0, var_1_31=0, var_1_33=2, var_1_34=127, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=1, var_1_9=-128] [L183] CALL assume_abort_if_not(var_1_34 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=126, var_1_13=-127, var_1_14=63, var_1_15=3, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=0, var_1_24=62, var_1_25=8, var_1_27=50, var_1_28=63, var_1_29=32, var_1_30=0, var_1_31=0, var_1_33=2, var_1_34=127, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=1, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=126, var_1_13=-127, var_1_14=63, var_1_15=3, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=0, var_1_24=62, var_1_25=8, var_1_27=50, var_1_28=63, var_1_29=32, var_1_30=0, var_1_31=0, var_1_33=2, var_1_34=127, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=1, var_1_9=-128] [L183] RET assume_abort_if_not(var_1_34 <= 254) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=126, var_1_13=-127, var_1_14=63, var_1_15=3, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=0, var_1_24=62, var_1_25=8, var_1_27=50, var_1_28=63, var_1_29=32, var_1_30=0, var_1_31=0, var_1_33=2, var_1_34=127, var_1_35=2, var_1_36=200, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=1, var_1_9=-128] [L184] var_1_36 = __VERIFIER_nondet_uchar() [L185] CALL assume_abort_if_not(var_1_36 >= 190) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=126, var_1_13=-127, var_1_14=63, var_1_15=3, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=0, var_1_24=62, var_1_25=8, var_1_27=50, var_1_28=63, var_1_29=32, var_1_30=0, var_1_31=0, var_1_33=2, var_1_34=127, var_1_35=2, var_1_36=-66, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=1, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=126, var_1_13=-127, var_1_14=63, var_1_15=3, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=0, var_1_24=62, var_1_25=8, var_1_27=50, var_1_28=63, var_1_29=32, var_1_30=0, var_1_31=0, var_1_33=2, var_1_34=127, var_1_35=2, var_1_36=-66, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=1, var_1_9=-128] [L185] RET assume_abort_if_not(var_1_36 >= 190) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=126, var_1_13=-127, var_1_14=63, var_1_15=3, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=0, var_1_24=62, var_1_25=8, var_1_27=50, var_1_28=63, var_1_29=32, var_1_30=0, var_1_31=0, var_1_33=2, var_1_34=127, var_1_35=2, var_1_36=-66, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=1, var_1_9=-128] [L186] CALL assume_abort_if_not(var_1_36 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=126, var_1_13=-127, var_1_14=63, var_1_15=3, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=0, var_1_24=62, var_1_25=8, var_1_27=50, var_1_28=63, var_1_29=32, var_1_30=0, var_1_31=0, var_1_33=2, var_1_34=127, var_1_35=2, var_1_36=-66, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=1, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=126, var_1_13=-127, var_1_14=63, var_1_15=3, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=0, var_1_24=62, var_1_25=8, var_1_27=50, var_1_28=63, var_1_29=32, var_1_30=0, var_1_31=0, var_1_33=2, var_1_34=127, var_1_35=2, var_1_36=-66, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=1, var_1_9=-128] [L186] RET assume_abort_if_not(var_1_36 <= 254) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=126, var_1_13=-127, var_1_14=63, var_1_15=3, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=0, var_1_24=62, var_1_25=8, var_1_27=50, var_1_28=63, var_1_29=32, var_1_30=0, var_1_31=0, var_1_33=2, var_1_34=127, var_1_35=2, var_1_36=-66, var_1_37=32, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=1, var_1_9=-128] [L187] var_1_37 = __VERIFIER_nondet_uchar() [L188] CALL assume_abort_if_not(var_1_37 >= 31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=126, var_1_13=-127, var_1_14=63, var_1_15=3, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=0, var_1_24=62, var_1_25=8, var_1_27=50, var_1_28=63, var_1_29=32, var_1_30=0, var_1_31=0, var_1_33=2, var_1_34=127, var_1_35=2, var_1_36=-66, var_1_37=63, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=1, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=126, var_1_13=-127, var_1_14=63, var_1_15=3, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=0, var_1_24=62, var_1_25=8, var_1_27=50, var_1_28=63, var_1_29=32, var_1_30=0, var_1_31=0, var_1_33=2, var_1_34=127, var_1_35=2, var_1_36=-66, var_1_37=63, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=1, var_1_9=-128] [L188] RET assume_abort_if_not(var_1_37 >= 31) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=126, var_1_13=-127, var_1_14=63, var_1_15=3, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=0, var_1_24=62, var_1_25=8, var_1_27=50, var_1_28=63, var_1_29=32, var_1_30=0, var_1_31=0, var_1_33=2, var_1_34=127, var_1_35=2, var_1_36=-66, var_1_37=63, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=1, var_1_9=-128] [L189] CALL assume_abort_if_not(var_1_37 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=126, var_1_13=-127, var_1_14=63, var_1_15=3, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=0, var_1_24=62, var_1_25=8, var_1_27=50, var_1_28=63, var_1_29=32, var_1_30=0, var_1_31=0, var_1_33=2, var_1_34=127, var_1_35=2, var_1_36=-66, var_1_37=63, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=1, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=126, var_1_13=-127, var_1_14=63, var_1_15=3, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=0, var_1_24=62, var_1_25=8, var_1_27=50, var_1_28=63, var_1_29=32, var_1_30=0, var_1_31=0, var_1_33=2, var_1_34=127, var_1_35=2, var_1_36=-66, var_1_37=63, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=1, var_1_9=-128] [L189] RET assume_abort_if_not(var_1_37 <= 63) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=126, var_1_13=-127, var_1_14=63, var_1_15=3, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=0, var_1_24=62, var_1_25=8, var_1_27=50, var_1_28=63, var_1_29=32, var_1_30=0, var_1_31=0, var_1_33=2, var_1_34=127, var_1_35=2, var_1_36=-66, var_1_37=63, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=1, var_1_9=-128] [L212] RET updateVariables() [L213] CALL step() [L65] signed long int stepLocal_0 = 50 * last_1_var_1_29; VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, stepLocal_0=1600, var_1_12=126, var_1_13=-127, var_1_14=63, var_1_15=3, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=0, var_1_24=62, var_1_25=8, var_1_27=50, var_1_28=63, var_1_29=32, var_1_30=0, var_1_31=0, var_1_33=2, var_1_34=127, var_1_35=2, var_1_36=-66, var_1_37=63, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=1, var_1_9=-128] [L66] EXPR last_1_var_1_16 | last_1_var_1_9 VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, stepLocal_0=1600, var_1_12=126, var_1_13=-127, var_1_14=63, var_1_15=3, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=0, var_1_24=62, var_1_25=8, var_1_27=50, var_1_28=63, var_1_29=32, var_1_30=0, var_1_31=0, var_1_33=2, var_1_34=127, var_1_35=2, var_1_36=-66, var_1_37=63, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=1, var_1_9=-128] [L66] COND FALSE !((last_1_var_1_16 | last_1_var_1_9) >= stepLocal_0) [L69] COND FALSE !((last_1_var_1_19 + last_1_var_1_19) > 200.875f) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=126, var_1_13=-127, var_1_14=63, var_1_15=3, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=0, var_1_24=62, var_1_25=8, var_1_27=50, var_1_28=63, var_1_29=32, var_1_30=0, var_1_31=0, var_1_33=2, var_1_34=127, var_1_35=2, var_1_36=-66, var_1_37=63, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=1, var_1_9=-128] [L76] signed long int stepLocal_4 = last_1_var_1_9; [L77] signed long int stepLocal_3 = var_1_24 % var_1_34; VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, stepLocal_3=62, stepLocal_4=-128, var_1_12=126, var_1_13=-127, var_1_14=63, var_1_15=3, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=0, var_1_24=62, var_1_25=8, var_1_27=50, var_1_28=63, var_1_29=32, var_1_30=0, var_1_31=0, var_1_33=2, var_1_34=127, var_1_35=2, var_1_36=-66, var_1_37=63, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=1, var_1_9=-128] [L78] COND FALSE !(last_1_var_1_16 <= stepLocal_4) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, stepLocal_3=62, var_1_12=126, var_1_13=-127, var_1_14=63, var_1_15=3, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=0, var_1_24=62, var_1_25=8, var_1_27=50, var_1_28=63, var_1_29=32, var_1_30=0, var_1_31=0, var_1_33=2, var_1_34=127, var_1_35=2, var_1_36=-66, var_1_37=63, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=1, var_1_9=-128] [L81] COND TRUE stepLocal_3 >= last_1_var_1_27 VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=126, var_1_13=-127, var_1_14=63, var_1_15=3, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=0, var_1_24=62, var_1_25=8, var_1_27=50, var_1_28=63, var_1_29=32, var_1_30=0, var_1_31=0, var_1_33=2, var_1_34=127, var_1_35=2, var_1_36=-66, var_1_37=63, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=1, var_1_9=-128] [L82] COND FALSE !(\read(var_1_7)) [L85] var_1_33 = var_1_28 VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=126, var_1_13=-127, var_1_14=63, var_1_15=3, var_1_16=256, var_1_18=4, var_1_19=201/2, var_1_1=32, var_1_21=0, var_1_22=126, var_1_23=0, var_1_24=62, var_1_25=8, var_1_27=50, var_1_28=63, var_1_29=32, var_1_30=0, var_1_31=0, var_1_33=63, var_1_34=127, var_1_35=2, var_1_36=-66, var_1_37=63, var_1_38=103/10, var_1_39=-256, var_1_6=-1, var_1_7=0, var_1_8=1, var_1_9=-128] [L89] var_1_19 = var_1_20 [L90] var_1_21 = ((((var_1_12) < ((var_1_22 - (var_1_23 + var_1_24)))) ? (var_1_12) : ((var_1_22 - (var_1_23 + var_1_24))))) [L91] var_1_27 = ((((((var_1_24 + 50)) > (var_1_23)) ? ((var_1_24 + 50)) : (var_1_23))) + var_1_28) [L92] var_1_38 = var_1_20 [L93] var_1_39 = 128 [L94] unsigned char stepLocal_2 = var_1_7; VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, stepLocal_2=0, var_1_12=126, var_1_13=-127, var_1_14=63, var_1_15=3, var_1_16=256, var_1_18=4, var_1_19=2, var_1_1=32, var_1_20=2, var_1_21=64, var_1_22=126, var_1_23=0, var_1_24=62, var_1_25=8, var_1_27=175, var_1_28=63, var_1_29=32, var_1_30=0, var_1_31=0, var_1_33=63, var_1_34=127, var_1_35=2, var_1_36=-66, var_1_37=63, var_1_38=2, var_1_39=128, var_1_6=-1, var_1_7=0, var_1_8=1, var_1_9=-128] [L95] COND FALSE !(var_1_38 <= ((((var_1_38) > (var_1_19)) ? (var_1_38) : (var_1_19)))) [L100] var_1_25 = 2u VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, stepLocal_2=0, var_1_12=126, var_1_13=-127, var_1_14=63, var_1_15=3, var_1_16=256, var_1_18=4, var_1_19=2, var_1_1=32, var_1_20=2, var_1_21=64, var_1_22=126, var_1_23=0, var_1_24=62, var_1_25=2, var_1_27=175, var_1_28=63, var_1_29=32, var_1_30=0, var_1_31=0, var_1_33=63, var_1_34=127, var_1_35=2, var_1_36=-66, var_1_37=63, var_1_38=2, var_1_39=128, var_1_6=-1, var_1_7=0, var_1_8=1, var_1_9=-128] [L102] COND FALSE !(\read(var_1_7)) [L109] var_1_16 = var_1_9 VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, stepLocal_2=0, var_1_12=126, var_1_13=-127, var_1_14=63, var_1_15=3, var_1_16=-128, var_1_18=4, var_1_19=2, var_1_1=32, var_1_20=2, var_1_21=64, var_1_22=126, var_1_23=0, var_1_24=62, var_1_25=2, var_1_27=175, var_1_28=63, var_1_29=32, var_1_30=0, var_1_31=0, var_1_33=63, var_1_34=127, var_1_35=2, var_1_36=-66, var_1_37=63, var_1_38=2, var_1_39=128, var_1_6=-1, var_1_7=0, var_1_8=1, var_1_9=-128] [L111] signed long int stepLocal_5 = var_1_30 + var_1_39; VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, stepLocal_2=0, stepLocal_5=128, var_1_12=126, var_1_13=-127, var_1_14=63, var_1_15=3, var_1_16=-128, var_1_18=4, var_1_19=2, var_1_1=32, var_1_20=2, var_1_21=64, var_1_22=126, var_1_23=0, var_1_24=62, var_1_25=2, var_1_27=175, var_1_28=63, var_1_29=32, var_1_30=0, var_1_31=0, var_1_33=63, var_1_34=127, var_1_35=2, var_1_36=-66, var_1_37=63, var_1_38=2, var_1_39=128, var_1_6=-1, var_1_7=0, var_1_8=1, var_1_9=-128] [L112] COND TRUE (var_1_25 - last_1_var_1_35) <= stepLocal_5 VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, stepLocal_2=0, var_1_12=126, var_1_13=-127, var_1_14=63, var_1_15=3, var_1_16=-128, var_1_18=4, var_1_19=2, var_1_1=32, var_1_20=2, var_1_21=64, var_1_22=126, var_1_23=0, var_1_24=62, var_1_25=2, var_1_27=175, var_1_28=63, var_1_29=32, var_1_30=0, var_1_31=0, var_1_33=63, var_1_34=127, var_1_35=2, var_1_36=-66, var_1_37=63, var_1_38=2, var_1_39=128, var_1_6=-1, var_1_7=0, var_1_8=1, var_1_9=-128] [L113] COND FALSE !(\read(var_1_7)) [L116] var_1_35 = ((var_1_36 - (var_1_37 - var_1_30)) - ((((var_1_28) < (var_1_24)) ? (var_1_28) : (var_1_24)))) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, stepLocal_2=0, var_1_12=126, var_1_13=-127, var_1_14=63, var_1_15=3, var_1_16=-128, var_1_18=4, var_1_19=2, var_1_1=32, var_1_20=2, var_1_21=64, var_1_22=126, var_1_23=0, var_1_24=62, var_1_25=2, var_1_27=175, var_1_28=63, var_1_29=32, var_1_30=0, var_1_31=0, var_1_33=63, var_1_34=127, var_1_35=65, var_1_36=-66, var_1_37=63, var_1_38=2, var_1_39=128, var_1_6=-1, var_1_7=0, var_1_8=1, var_1_9=-128] [L119] unsigned short int stepLocal_1 = var_1_1; VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, stepLocal_1=32, stepLocal_2=0, var_1_12=126, var_1_13=-127, var_1_14=63, var_1_15=3, var_1_16=-128, var_1_18=4, var_1_19=2, var_1_1=32, var_1_20=2, var_1_21=64, var_1_22=126, var_1_23=0, var_1_24=62, var_1_25=2, var_1_27=175, var_1_28=63, var_1_29=32, var_1_30=0, var_1_31=0, var_1_33=63, var_1_34=127, var_1_35=65, var_1_36=-66, var_1_37=63, var_1_38=2, var_1_39=128, var_1_6=-1, var_1_7=0, var_1_8=1, var_1_9=-128] [L120] COND TRUE stepLocal_1 <= var_1_35 [L121] var_1_18 = (((((((((4) < 0 ) ? -(4) : (4)))) < (var_1_15)) ? (((((4) < 0 ) ? -(4) : (4)))) : (var_1_15))) + var_1_14) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, stepLocal_2=0, var_1_12=126, var_1_13=-127, var_1_14=63, var_1_15=3, var_1_16=-128, var_1_18=66, var_1_19=2, var_1_1=32, var_1_20=2, var_1_21=64, var_1_22=126, var_1_23=0, var_1_24=62, var_1_25=2, var_1_27=175, var_1_28=63, var_1_29=32, var_1_30=0, var_1_31=0, var_1_33=63, var_1_34=127, var_1_35=65, var_1_36=-66, var_1_37=63, var_1_38=2, var_1_39=128, var_1_6=-1, var_1_7=0, var_1_8=1, var_1_9=-128] [L125] EXPR var_1_35 << ((((var_1_30) > (var_1_31)) ? (var_1_30) : (var_1_31))) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, stepLocal_2=0, var_1_12=126, var_1_13=-127, var_1_14=63, var_1_15=3, var_1_16=-128, var_1_18=66, var_1_19=2, var_1_1=32, var_1_20=2, var_1_21=64, var_1_22=126, var_1_23=0, var_1_24=62, var_1_25=2, var_1_27=175, var_1_28=63, var_1_29=32, var_1_30=0, var_1_31=0, var_1_33=63, var_1_34=127, var_1_35=65, var_1_36=-66, var_1_37=63, var_1_38=2, var_1_39=128, var_1_6=-1, var_1_7=0, var_1_8=1, var_1_9=-128] [L125] COND FALSE !((var_1_35 << ((((var_1_30) > (var_1_31)) ? (var_1_30) : (var_1_31)))) >= var_1_18) [L130] var_1_29 = (var_1_28 - var_1_30) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, stepLocal_2=0, var_1_12=126, var_1_13=-127, var_1_14=63, var_1_15=3, var_1_16=-128, var_1_18=66, var_1_19=2, var_1_1=32, var_1_20=2, var_1_21=64, var_1_22=126, var_1_23=0, var_1_24=62, var_1_25=2, var_1_27=175, var_1_28=63, var_1_29=63, var_1_30=0, var_1_31=0, var_1_33=63, var_1_34=127, var_1_35=65, var_1_36=-66, var_1_37=63, var_1_38=2, var_1_39=128, var_1_6=-1, var_1_7=0, var_1_8=1, var_1_9=-128] [L132] COND TRUE var_1_21 > var_1_29 [L133] var_1_6 = (var_1_21 - last_1_var_1_6) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, stepLocal_2=0, var_1_12=126, var_1_13=-127, var_1_14=63, var_1_15=3, var_1_16=-128, var_1_18=66, var_1_19=2, var_1_1=32, var_1_20=2, var_1_21=64, var_1_22=126, var_1_23=0, var_1_24=62, var_1_25=2, var_1_27=175, var_1_28=63, var_1_29=63, var_1_30=0, var_1_31=0, var_1_33=63, var_1_34=127, var_1_35=65, var_1_36=-66, var_1_37=63, var_1_38=2, var_1_39=128, var_1_6=65, var_1_7=0, var_1_8=1, var_1_9=-128] [L213] RET step() [L214] CALL, EXPR property() [L204] EXPR last_1_var_1_16 | last_1_var_1_9 VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=126, var_1_13=-127, var_1_14=63, var_1_15=3, var_1_16=-128, var_1_18=66, var_1_19=2, var_1_1=32, var_1_20=2, var_1_21=64, var_1_22=126, var_1_23=0, var_1_24=62, var_1_25=2, var_1_27=175, var_1_28=63, var_1_29=63, var_1_30=0, var_1_31=0, var_1_33=63, var_1_34=127, var_1_35=65, var_1_36=-66, var_1_37=63, var_1_38=2, var_1_39=128, var_1_6=65, var_1_7=0, var_1_8=1, var_1_9=-128] [L204] EXPR (((((((((((last_1_var_1_16 | last_1_var_1_9) >= (50 * last_1_var_1_29)) ? (var_1_1 == ((unsigned short int) ((((last_1_var_1_9) < (((((last_1_var_1_16) > (last_1_var_1_33)) ? (last_1_var_1_16) : (last_1_var_1_33))))) ? (last_1_var_1_9) : (((((last_1_var_1_16) > (last_1_var_1_33)) ? (last_1_var_1_16) : (last_1_var_1_33)))))))) : 1) && ((var_1_21 > var_1_29) ? (var_1_6 == ((signed short int) (var_1_21 - last_1_var_1_6))) : ((var_1_7 && var_1_8) ? (var_1_6 == ((signed short int) last_1_var_1_6)) : (var_1_6 == ((signed short int) -2))))) && (((last_1_var_1_19 + last_1_var_1_19) > 200.875f) ? ((last_1_var_1_25 > last_1_var_1_18) ? (var_1_9 == ((signed char) ((((var_1_12) > (((((var_1_13) > ((var_1_14 + var_1_15))) ? (var_1_13) : ((var_1_14 + var_1_15)))))) ? (var_1_12) : (((((var_1_13) > ((var_1_14 + var_1_15))) ? (var_1_13) : ((var_1_14 + var_1_15))))))))) : (var_1_9 == ((signed char) ((((((((-32) < (100)) ? (-32) : (100)))) > (var_1_13)) ? (((((-32) < (100)) ? (-32) : (100)))) : (var_1_13)))))) : 1)) && (var_1_7 ? ((! var_1_8) ? (var_1_16 == ((unsigned short int) ((((var_1_27 + var_1_27) < 0 ) ? -(var_1_27 + var_1_27) : (var_1_27 + var_1_27))))) : (var_1_16 == ((unsigned short int) var_1_33))) : (var_1_16 == ((unsigned short int) var_1_9)))) && ((var_1_1 <= var_1_35) ? (var_1_18 == ((signed char) (((((((((4) < 0 ) ? -(4) : (4)))) < (var_1_15)) ? (((((4) < 0 ) ? -(4) : (4)))) : (var_1_15))) + var_1_14))) : (var_1_18 == ((signed char) var_1_13)))) && (var_1_19 == ((float) var_1_20))) && (var_1_21 == ((signed char) ((((var_1_12) < ((var_1_22 - (var_1_23 + var_1_24)))) ? (var_1_12) : ((var_1_22 - (var_1_23 + var_1_24)))))))) && ((var_1_38 <= ((((var_1_38) > (var_1_19)) ? (var_1_38) : (var_1_19)))) ? (((! (var_1_27 < var_1_27)) && var_1_7) ? (var_1_25 == ((unsigned long int) var_1_1)) : 1) : (var_1_25 == ((unsigned long int) 2u)))) && (var_1_27 == ((unsigned char) ((((((var_1_24 + 50)) > (var_1_23)) ? ((var_1_24 + 50)) : (var_1_23))) + var_1_28)))) && (((var_1_35 << ((((var_1_30) > (var_1_31)) ? (var_1_30) : (var_1_31)))) >= var_1_18) ? ((var_1_35 != ((((-64) > (var_1_23)) ? (-64) : (var_1_23)))) ? (var_1_29 == ((signed short int) (((((50 + var_1_23) - var_1_33) < 0 ) ? -((50 + var_1_23) - var_1_33) : ((50 + var_1_23) - var_1_33))))) : 1) : (var_1_29 == ((signed short int) (var_1_28 - var_1_30)))) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=126, var_1_13=-127, var_1_14=63, var_1_15=3, var_1_16=-128, var_1_18=66, var_1_19=2, var_1_1=32, var_1_20=2, var_1_21=64, var_1_22=126, var_1_23=0, var_1_24=62, var_1_25=2, var_1_27=175, var_1_28=63, var_1_29=63, var_1_30=0, var_1_31=0, var_1_33=63, var_1_34=127, var_1_35=65, var_1_36=-66, var_1_37=63, var_1_38=2, var_1_39=128, var_1_6=65, var_1_7=0, var_1_8=1, var_1_9=-128] [L204-L205] return (((((((((((((((last_1_var_1_16 | last_1_var_1_9) >= (50 * last_1_var_1_29)) ? (var_1_1 == ((unsigned short int) ((((last_1_var_1_9) < (((((last_1_var_1_16) > (last_1_var_1_33)) ? (last_1_var_1_16) : (last_1_var_1_33))))) ? (last_1_var_1_9) : (((((last_1_var_1_16) > (last_1_var_1_33)) ? (last_1_var_1_16) : (last_1_var_1_33)))))))) : 1) && ((var_1_21 > var_1_29) ? (var_1_6 == ((signed short int) (var_1_21 - last_1_var_1_6))) : ((var_1_7 && var_1_8) ? (var_1_6 == ((signed short int) last_1_var_1_6)) : (var_1_6 == ((signed short int) -2))))) && (((last_1_var_1_19 + last_1_var_1_19) > 200.875f) ? ((last_1_var_1_25 > last_1_var_1_18) ? (var_1_9 == ((signed char) ((((var_1_12) > (((((var_1_13) > ((var_1_14 + var_1_15))) ? (var_1_13) : ((var_1_14 + var_1_15)))))) ? (var_1_12) : (((((var_1_13) > ((var_1_14 + var_1_15))) ? (var_1_13) : ((var_1_14 + var_1_15))))))))) : (var_1_9 == ((signed char) ((((((((-32) < (100)) ? (-32) : (100)))) > (var_1_13)) ? (((((-32) < (100)) ? (-32) : (100)))) : (var_1_13)))))) : 1)) && (var_1_7 ? ((! var_1_8) ? (var_1_16 == ((unsigned short int) ((((var_1_27 + var_1_27) < 0 ) ? -(var_1_27 + var_1_27) : (var_1_27 + var_1_27))))) : (var_1_16 == ((unsigned short int) var_1_33))) : (var_1_16 == ((unsigned short int) var_1_9)))) && ((var_1_1 <= var_1_35) ? (var_1_18 == ((signed char) (((((((((4) < 0 ) ? -(4) : (4)))) < (var_1_15)) ? (((((4) < 0 ) ? -(4) : (4)))) : (var_1_15))) + var_1_14))) : (var_1_18 == ((signed char) var_1_13)))) && (var_1_19 == ((float) var_1_20))) && (var_1_21 == ((signed char) ((((var_1_12) < ((var_1_22 - (var_1_23 + var_1_24)))) ? (var_1_12) : ((var_1_22 - (var_1_23 + var_1_24)))))))) && ((var_1_38 <= ((((var_1_38) > (var_1_19)) ? (var_1_38) : (var_1_19)))) ? (((! (var_1_27 < var_1_27)) && var_1_7) ? (var_1_25 == ((unsigned long int) var_1_1)) : 1) : (var_1_25 == ((unsigned long int) 2u)))) && (var_1_27 == ((unsigned char) ((((((var_1_24 + 50)) > (var_1_23)) ? ((var_1_24 + 50)) : (var_1_23))) + var_1_28)))) && (((var_1_35 << ((((var_1_30) > (var_1_31)) ? (var_1_30) : (var_1_31)))) >= var_1_18) ? ((var_1_35 != ((((-64) > (var_1_23)) ? (-64) : (var_1_23)))) ? (var_1_29 == ((signed short int) (((((50 + var_1_23) - var_1_33) < 0 ) ? -((50 + var_1_23) - var_1_33) : ((50 + var_1_23) - var_1_33))))) : 1) : (var_1_29 == ((signed short int) (var_1_28 - var_1_30))))) && ((last_1_var_1_16 <= last_1_var_1_9) ? (var_1_33 == ((unsigned char) (var_1_34 - var_1_28))) : (((var_1_24 % var_1_34) >= last_1_var_1_27) ? (var_1_7 ? (var_1_33 == ((unsigned char) (((((((((var_1_28) > (var_1_23)) ? (var_1_28) : (var_1_23)))) > ((64 - var_1_30))) ? (((((var_1_28) > (var_1_23)) ? (var_1_28) : (var_1_23)))) : ((64 - var_1_30)))) + 1))) : (var_1_33 == ((unsigned char) var_1_28))) : 1))) && (((var_1_25 - last_1_var_1_35) <= (var_1_30 + var_1_39)) ? (var_1_7 ? (var_1_35 == ((unsigned char) var_1_28)) : (var_1_35 == ((unsigned char) ((var_1_36 - (var_1_37 - var_1_30)) - ((((var_1_28) < (var_1_24)) ? (var_1_28) : (var_1_24))))))) : 1)) && (var_1_38 == ((double) var_1_20))) && (var_1_39 == ((signed short int) 128)) ; [L214] RET, EXPR property() [L214] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=126, var_1_13=-127, var_1_14=63, var_1_15=3, var_1_16=-128, var_1_18=66, var_1_19=2, var_1_1=32, var_1_20=2, var_1_21=64, var_1_22=126, var_1_23=0, var_1_24=62, var_1_25=2, var_1_27=175, var_1_28=63, var_1_29=63, var_1_30=0, var_1_31=0, var_1_33=63, var_1_34=127, var_1_35=65, var_1_36=-66, var_1_37=63, var_1_38=2, var_1_39=128, var_1_6=65, var_1_7=0, var_1_8=1, var_1_9=-128] [L19] reach_error() VAL [isInitial=1, last_1_var_1_16=256, last_1_var_1_18=4, last_1_var_1_19=201/2, last_1_var_1_25=8, last_1_var_1_27=50, last_1_var_1_29=32, last_1_var_1_33=2, last_1_var_1_35=2, last_1_var_1_6=-1, last_1_var_1_9=-128, var_1_12=126, var_1_13=-127, var_1_14=63, var_1_15=3, var_1_16=-128, var_1_18=66, var_1_19=2, var_1_1=32, var_1_20=2, var_1_21=64, var_1_22=126, var_1_23=0, var_1_24=62, var_1_25=2, var_1_27=175, var_1_28=63, var_1_29=63, var_1_30=0, var_1_31=0, var_1_33=63, var_1_34=127, var_1_35=65, var_1_36=-66, var_1_37=63, var_1_38=2, var_1_39=128, var_1_6=65, var_1_7=0, var_1_8=1, var_1_9=-128] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 101 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 38.0s, OverallIterations: 10, TraceHistogramMax: 31, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 9.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2378 SdHoareTripleChecker+Valid, 4.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2355 mSDsluCounter, 6609 SdHoareTripleChecker+Invalid, 4.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 5240 mSDsCounter, 855 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4439 IncrementalHoareTripleChecker+Invalid, 5294 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 855 mSolverCounterUnsat, 1369 mSDtfsCounter, 4439 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 792 GetRequests, 594 SyntacticMatches, 0 SemanticMatches, 198 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 4359 ImplicationChecksByTransitivity, 10.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2444occurred in iteration=9, InterpolantAutomatonStates: 129, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.3s AutomataMinimizationTime, 9 MinimizatonAttempts, 1971 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.3s SatisfiabilityAnalysisTime, 24.0s InterpolantComputationTime, 2654 NumberOfCodeBlocks, 2654 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 2231 ConstructedInterpolants, 1 QuantifiedInterpolants, 14045 SizeOfPredicates, 20 NumberOfNonLiveVariables, 1020 ConjunctsInSsa, 118 ConjunctsInUnsatCore, 11 InterpolantComputations, 7 PerfectInterpolantSequences, 20133/20460 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 10:37:18,203 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/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_118931fb-a22d-4943-8837-c483189aed12/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/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_118931fb-a22d-4943-8837-c483189aed12/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-22.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/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_118931fb-a22d-4943-8837-c483189aed12/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 ffde3abd1302fbd87206750d0310c01693ddf151d98835d8cfad33c14bb4faac --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 10:37:19,980 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 10:37:20,065 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-12-02 10:37:20,072 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 10:37:20,072 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 10:37:20,096 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 10:37:20,097 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 10:37:20,097 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 10:37:20,097 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 10:37:20,097 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 10:37:20,097 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 10:37:20,097 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 10:37:20,098 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 10:37:20,098 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 10:37:20,098 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 10:37:20,098 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 10:37:20,098 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 10:37:20,098 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-02 10:37:20,098 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-02 10:37:20,098 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 10:37:20,098 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 10:37:20,098 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 10:37:20,098 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 10:37:20,099 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-02 10:37:20,099 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-02 10:37:20,099 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-02 10:37:20,099 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-02 10:37:20,099 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 10:37:20,099 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 10:37:20,099 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 10:37:20,099 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 10:37:20,099 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 10:37:20,099 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 10:37:20,100 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 10:37:20,100 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 10:37:20,100 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 10:37:20,100 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 10:37:20,100 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 10:37:20,100 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 10:37:20,100 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 10:37:20,101 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 10:37:20,101 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 10:37:20,101 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 10:37:20,101 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 10:37:20,101 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-12-02 10:37:20,101 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-02 10:37:20,101 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 10:37:20,101 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 10:37:20,101 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 10:37:20,101 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 10:37:20,101 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_118931fb-a22d-4943-8837-c483189aed12/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 -> ffde3abd1302fbd87206750d0310c01693ddf151d98835d8cfad33c14bb4faac [2024-12-02 10:37:20,340 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 10:37:20,349 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 10:37:20,351 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 10:37:20,352 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 10:37:20,353 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 10:37:20,354 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-22.i [2024-12-02 10:37:23,037 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/bin/uautomizer-verify-84ZbGMXZE1/data/f5e6923eb/a233aab576be42c78b75041a08b5d852/FLAG2a995787f [2024-12-02 10:37:23,230 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 10:37:23,230 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-22.i [2024-12-02 10:37:23,237 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/bin/uautomizer-verify-84ZbGMXZE1/data/f5e6923eb/a233aab576be42c78b75041a08b5d852/FLAG2a995787f [2024-12-02 10:37:23,248 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/bin/uautomizer-verify-84ZbGMXZE1/data/f5e6923eb/a233aab576be42c78b75041a08b5d852 [2024-12-02 10:37:23,250 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 10:37:23,252 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 10:37:23,253 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 10:37:23,253 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 10:37:23,256 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 10:37:23,256 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:37:23" (1/1) ... [2024-12-02 10:37:23,257 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54e3e46a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:37:23, skipping insertion in model container [2024-12-02 10:37:23,257 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:37:23" (1/1) ... [2024-12-02 10:37:23,276 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 10:37:23,383 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_118931fb-a22d-4943-8837-c483189aed12/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-22.i[916,929] [2024-12-02 10:37:23,466 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 10:37:23,480 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 10:37:23,489 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_118931fb-a22d-4943-8837-c483189aed12/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-22.i[916,929] [2024-12-02 10:37:23,535 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 10:37:23,552 INFO L204 MainTranslator]: Completed translation [2024-12-02 10:37:23,552 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:37:23 WrapperNode [2024-12-02 10:37:23,553 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 10:37:23,553 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 10:37:23,553 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 10:37:23,553 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 10:37:23,558 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:37:23" (1/1) ... [2024-12-02 10:37:23,569 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:37:23" (1/1) ... [2024-12-02 10:37:23,594 INFO L138 Inliner]: procedures = 27, calls = 44, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 210 [2024-12-02 10:37:23,594 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 10:37:23,595 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 10:37:23,595 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 10:37:23,595 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 10:37:23,604 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:37:23" (1/1) ... [2024-12-02 10:37:23,604 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:37:23" (1/1) ... [2024-12-02 10:37:23,609 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:37:23" (1/1) ... [2024-12-02 10:37:23,621 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 10:37:23,622 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:37:23" (1/1) ... [2024-12-02 10:37:23,622 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:37:23" (1/1) ... [2024-12-02 10:37:23,634 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:37:23" (1/1) ... [2024-12-02 10:37:23,636 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:37:23" (1/1) ... [2024-12-02 10:37:23,641 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:37:23" (1/1) ... [2024-12-02 10:37:23,643 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:37:23" (1/1) ... [2024-12-02 10:37:23,645 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:37:23" (1/1) ... [2024-12-02 10:37:23,648 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 10:37:23,649 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 10:37:23,649 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 10:37:23,650 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 10:37:23,651 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:37:23" (1/1) ... [2024-12-02 10:37:23,657 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 10:37:23,666 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 10:37:23,676 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 10:37:23,678 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 10:37:23,700 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 10:37:23,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-12-02 10:37:23,701 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-02 10:37:23,701 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-02 10:37:23,701 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 10:37:23,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 10:37:23,796 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 10:37:23,798 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 10:37:24,901 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-12-02 10:37:24,902 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 10:37:24,913 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 10:37:24,913 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-02 10:37:24,913 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:37:24 BoogieIcfgContainer [2024-12-02 10:37:24,913 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 10:37:24,916 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 10:37:24,916 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 10:37:24,921 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 10:37:24,921 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 10:37:23" (1/3) ... [2024-12-02 10:37:24,921 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e6fa648 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 10:37:24, skipping insertion in model container [2024-12-02 10:37:24,921 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:37:23" (2/3) ... [2024-12-02 10:37:24,922 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e6fa648 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 10:37:24, skipping insertion in model container [2024-12-02 10:37:24,922 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:37:24" (3/3) ... [2024-12-02 10:37:24,923 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-22.i [2024-12-02 10:37:24,938 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 10:37:24,940 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_100-while_file-22.i that has 2 procedures, 87 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-12-02 10:37:24,989 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 10:37:25,000 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;@46ddab57, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 10:37:25,000 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-12-02 10:37:25,004 INFO L276 IsEmpty]: Start isEmpty. Operand has 87 states, 53 states have (on average 1.4150943396226414) internal successors, (75), 54 states have internal predecessors, (75), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2024-12-02 10:37:25,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2024-12-02 10:37:25,015 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:37:25,016 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:37:25,016 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:37:25,019 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:37:25,020 INFO L85 PathProgramCache]: Analyzing trace with hash -1852080997, now seen corresponding path program 1 times [2024-12-02 10:37:25,027 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 10:37:25,027 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [169587378] [2024-12-02 10:37:25,027 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:37:25,028 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 10:37:25,028 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 10:37:25,029 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/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 10:37:25,030 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/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 10:37:25,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:37:25,298 INFO L256 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-02 10:37:25,307 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 10:37:25,347 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 704 proven. 0 refuted. 0 times theorem prover too weak. 1156 trivial. 0 not checked. [2024-12-02 10:37:25,347 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 10:37:25,348 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 10:37:25,348 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [169587378] [2024-12-02 10:37:25,348 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [169587378] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:37:25,348 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 10:37:25,349 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-12-02 10:37:25,350 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [431352875] [2024-12-02 10:37:25,351 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:37:25,354 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-12-02 10:37:25,355 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 10:37:25,368 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-12-02 10:37:25,369 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 10:37:25,370 INFO L87 Difference]: Start difference. First operand has 87 states, 53 states have (on average 1.4150943396226414) internal successors, (75), 54 states have internal predecessors, (75), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) Second operand has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2024-12-02 10:37:25,396 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:37:25,397 INFO L93 Difference]: Finished difference Result 167 states and 299 transitions. [2024-12-02 10:37:25,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-02 10:37:25,399 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) Word has length 193 [2024-12-02 10:37:25,399 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:37:25,405 INFO L225 Difference]: With dead ends: 167 [2024-12-02 10:37:25,405 INFO L226 Difference]: Without dead ends: 83 [2024-12-02 10:37:25,409 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 192 GetRequests, 192 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 10:37:25,411 INFO L435 NwaCegarLoop]: 130 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, 130 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 10:37:25,412 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 130 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 10:37:25,421 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2024-12-02 10:37:25,441 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 83. [2024-12-02 10:37:25,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 83 states, 50 states have (on average 1.36) internal successors, (68), 50 states have internal predecessors, (68), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2024-12-02 10:37:25,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 130 transitions. [2024-12-02 10:37:25,448 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 130 transitions. Word has length 193 [2024-12-02 10:37:25,448 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:37:25,448 INFO L471 AbstractCegarLoop]: Abstraction has 83 states and 130 transitions. [2024-12-02 10:37:25,449 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2024-12-02 10:37:25,449 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 130 transitions. [2024-12-02 10:37:25,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2024-12-02 10:37:25,453 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:37:25,453 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:37:25,458 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/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 10:37:25,654 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/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 10:37:25,654 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:37:25,654 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:37:25,655 INFO L85 PathProgramCache]: Analyzing trace with hash -1107706983, now seen corresponding path program 1 times [2024-12-02 10:37:25,655 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 10:37:25,655 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1901466066] [2024-12-02 10:37:25,656 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:37:25,656 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 10:37:25,656 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 10:37:25,658 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/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 10:37:25,659 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/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 10:37:25,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:37:25,866 INFO L256 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-02 10:37:25,874 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 10:37:27,762 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-12-02 10:37:27,763 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 10:37:27,763 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 10:37:27,763 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1901466066] [2024-12-02 10:37:27,763 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1901466066] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:37:27,763 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 10:37:27,763 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 10:37:27,764 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [703205628] [2024-12-02 10:37:27,764 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:37:27,765 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 10:37:27,765 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 10:37:27,766 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 10:37:27,766 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 10:37:27,767 INFO L87 Difference]: Start difference. First operand 83 states and 130 transitions. Second operand has 5 states, 5 states have (on average 8.2) internal successors, (41), 4 states have internal predecessors, (41), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-12-02 10:37:29,270 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:37:29,270 INFO L93 Difference]: Finished difference Result 268 states and 423 transitions. [2024-12-02 10:37:29,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 10:37:29,280 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 4 states have internal predecessors, (41), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 193 [2024-12-02 10:37:29,280 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:37:29,282 INFO L225 Difference]: With dead ends: 268 [2024-12-02 10:37:29,282 INFO L226 Difference]: Without dead ends: 188 [2024-12-02 10:37:29,283 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 194 GetRequests, 189 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-12-02 10:37:29,284 INFO L435 NwaCegarLoop]: 131 mSDtfsCounter, 134 mSDsluCounter, 305 mSDsCounter, 0 mSdLazyCounter, 98 mSolverCounterSat, 63 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 134 SdHoareTripleChecker+Valid, 436 SdHoareTripleChecker+Invalid, 161 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 98 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-12-02 10:37:29,284 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [134 Valid, 436 Invalid, 161 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 98 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-12-02 10:37:29,285 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 188 states. [2024-12-02 10:37:29,321 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 188 to 160. [2024-12-02 10:37:29,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 160 states, 95 states have (on average 1.3578947368421053) internal successors, (129), 95 states have internal predecessors, (129), 62 states have call successors, (62), 2 states have call predecessors, (62), 2 states have return successors, (62), 62 states have call predecessors, (62), 62 states have call successors, (62) [2024-12-02 10:37:29,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 253 transitions. [2024-12-02 10:37:29,324 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 253 transitions. Word has length 193 [2024-12-02 10:37:29,325 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:37:29,325 INFO L471 AbstractCegarLoop]: Abstraction has 160 states and 253 transitions. [2024-12-02 10:37:29,325 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 4 states have internal predecessors, (41), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-12-02 10:37:29,325 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 253 transitions. [2024-12-02 10:37:29,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2024-12-02 10:37:29,329 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:37:29,329 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:37:29,335 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/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 10:37:29,534 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/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 10:37:29,534 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:37:29,534 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:37:29,534 INFO L85 PathProgramCache]: Analyzing trace with hash 1598912411, now seen corresponding path program 1 times [2024-12-02 10:37:29,535 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 10:37:29,535 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [336923568] [2024-12-02 10:37:29,535 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:37:29,535 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 10:37:29,535 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 10:37:29,537 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/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 10:37:29,538 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/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 10:37:29,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:37:29,769 INFO L256 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-02 10:37:29,773 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 10:37:31,185 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-12-02 10:37:31,185 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 10:37:31,185 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 10:37:31,185 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [336923568] [2024-12-02 10:37:31,185 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [336923568] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:37:31,185 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 10:37:31,185 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 10:37:31,186 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [227242168] [2024-12-02 10:37:31,186 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:37:31,186 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 10:37:31,186 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 10:37:31,187 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 10:37:31,187 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 10:37:31,187 INFO L87 Difference]: Start difference. First operand 160 states and 253 transitions. Second operand has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-12-02 10:37:32,785 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:37:32,785 INFO L93 Difference]: Finished difference Result 321 states and 507 transitions. [2024-12-02 10:37:32,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 10:37:32,796 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 193 [2024-12-02 10:37:32,797 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:37:32,799 INFO L225 Difference]: With dead ends: 321 [2024-12-02 10:37:32,799 INFO L226 Difference]: Without dead ends: 164 [2024-12-02 10:37:32,800 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 193 GetRequests, 190 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-12-02 10:37:32,801 INFO L435 NwaCegarLoop]: 123 mSDtfsCounter, 75 mSDsluCounter, 238 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 63 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 75 SdHoareTripleChecker+Valid, 361 SdHoareTripleChecker+Invalid, 86 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-12-02 10:37:32,801 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [75 Valid, 361 Invalid, 86 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-12-02 10:37:32,802 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2024-12-02 10:37:32,827 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 138. [2024-12-02 10:37:32,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 138 states, 73 states have (on average 1.2465753424657535) internal successors, (91), 73 states have internal predecessors, (91), 62 states have call successors, (62), 2 states have call predecessors, (62), 2 states have return successors, (62), 62 states have call predecessors, (62), 62 states have call successors, (62) [2024-12-02 10:37:32,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 215 transitions. [2024-12-02 10:37:32,830 INFO L78 Accepts]: Start accepts. Automaton has 138 states and 215 transitions. Word has length 193 [2024-12-02 10:37:32,831 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:37:32,831 INFO L471 AbstractCegarLoop]: Abstraction has 138 states and 215 transitions. [2024-12-02 10:37:32,831 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-12-02 10:37:32,831 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 215 transitions. [2024-12-02 10:37:32,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2024-12-02 10:37:32,834 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:37:32,834 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:37:32,839 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/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 10:37:33,034 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/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 10:37:33,034 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:37:33,035 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:37:33,035 INFO L85 PathProgramCache]: Analyzing trace with hash -7907848, now seen corresponding path program 1 times [2024-12-02 10:37:33,035 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 10:37:33,035 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1404879070] [2024-12-02 10:37:33,036 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:37:33,036 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 10:37:33,036 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 10:37:33,037 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/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 10:37:33,039 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/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 (5)] Waiting until timeout for monitored process [2024-12-02 10:37:33,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:37:33,221 INFO L256 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-02 10:37:33,225 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 10:37:33,797 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-12-02 10:37:33,797 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 10:37:33,797 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 10:37:33,797 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1404879070] [2024-12-02 10:37:33,797 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1404879070] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:37:33,797 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 10:37:33,797 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 10:37:33,798 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1207949362] [2024-12-02 10:37:33,798 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:37:33,798 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 10:37:33,798 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 10:37:33,799 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 10:37:33,799 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 10:37:33,799 INFO L87 Difference]: Start difference. First operand 138 states and 215 transitions. Second operand has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-12-02 10:37:35,044 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:37:35,044 INFO L93 Difference]: Finished difference Result 244 states and 383 transitions. [2024-12-02 10:37:35,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 10:37:35,055 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 194 [2024-12-02 10:37:35,056 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:37:35,057 INFO L225 Difference]: With dead ends: 244 [2024-12-02 10:37:35,057 INFO L226 Difference]: Without dead ends: 164 [2024-12-02 10:37:35,058 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 195 GetRequests, 190 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-12-02 10:37:35,059 INFO L435 NwaCegarLoop]: 125 mSDtfsCounter, 63 mSDsluCounter, 365 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 63 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 63 SdHoareTripleChecker+Valid, 490 SdHoareTripleChecker+Invalid, 87 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-12-02 10:37:35,059 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [63 Valid, 490 Invalid, 87 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-12-02 10:37:35,060 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2024-12-02 10:37:35,080 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 141. [2024-12-02 10:37:35,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 141 states, 76 states have (on average 1.25) internal successors, (95), 76 states have internal predecessors, (95), 62 states have call successors, (62), 2 states have call predecessors, (62), 2 states have return successors, (62), 62 states have call predecessors, (62), 62 states have call successors, (62) [2024-12-02 10:37:35,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 141 states and 219 transitions. [2024-12-02 10:37:35,083 INFO L78 Accepts]: Start accepts. Automaton has 141 states and 219 transitions. Word has length 194 [2024-12-02 10:37:35,084 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:37:35,084 INFO L471 AbstractCegarLoop]: Abstraction has 141 states and 219 transitions. [2024-12-02 10:37:35,084 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-12-02 10:37:35,084 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 219 transitions. [2024-12-02 10:37:35,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2024-12-02 10:37:35,087 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:37:35,087 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:37:35,092 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/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 (5)] Ended with exit code 0 [2024-12-02 10:37:35,287 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/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 10:37:35,288 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:37:35,288 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:37:35,288 INFO L85 PathProgramCache]: Analyzing trace with hash 1348572340, now seen corresponding path program 1 times [2024-12-02 10:37:35,289 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 10:37:35,289 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [974082482] [2024-12-02 10:37:35,289 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:37:35,289 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 10:37:35,289 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 10:37:35,290 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/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 10:37:35,291 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/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 10:37:35,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:37:35,496 INFO L256 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-02 10:37:35,500 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 10:37:36,029 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-12-02 10:37:36,029 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 10:37:36,029 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 10:37:36,029 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [974082482] [2024-12-02 10:37:36,030 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [974082482] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:37:36,030 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 10:37:36,030 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 10:37:36,030 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2137873715] [2024-12-02 10:37:36,030 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:37:36,030 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 10:37:36,030 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 10:37:36,031 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 10:37:36,031 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-12-02 10:37:36,031 INFO L87 Difference]: Start difference. First operand 141 states and 219 transitions. Second operand has 5 states, 5 states have (on average 8.6) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-12-02 10:37:37,372 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:37:37,373 INFO L93 Difference]: Finished difference Result 332 states and 518 transitions. [2024-12-02 10:37:37,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-02 10:37:37,383 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.6) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 195 [2024-12-02 10:37:37,384 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:37:37,386 INFO L225 Difference]: With dead ends: 332 [2024-12-02 10:37:37,386 INFO L226 Difference]: Without dead ends: 252 [2024-12-02 10:37:37,387 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 196 GetRequests, 191 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-12-02 10:37:37,388 INFO L435 NwaCegarLoop]: 136 mSDtfsCounter, 170 mSDsluCounter, 295 mSDsCounter, 0 mSdLazyCounter, 100 mSolverCounterSat, 63 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 170 SdHoareTripleChecker+Valid, 431 SdHoareTripleChecker+Invalid, 163 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 100 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-12-02 10:37:37,388 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [170 Valid, 431 Invalid, 163 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 100 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-12-02 10:37:37,389 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 252 states. [2024-12-02 10:37:37,422 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 252 to 222. [2024-12-02 10:37:37,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 222 states, 125 states have (on average 1.304) internal successors, (163), 125 states have internal predecessors, (163), 93 states have call successors, (93), 3 states have call predecessors, (93), 3 states have return successors, (93), 93 states have call predecessors, (93), 93 states have call successors, (93) [2024-12-02 10:37:37,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 222 states and 349 transitions. [2024-12-02 10:37:37,426 INFO L78 Accepts]: Start accepts. Automaton has 222 states and 349 transitions. Word has length 195 [2024-12-02 10:37:37,427 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:37:37,427 INFO L471 AbstractCegarLoop]: Abstraction has 222 states and 349 transitions. [2024-12-02 10:37:37,427 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.6) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-12-02 10:37:37,427 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 349 transitions. [2024-12-02 10:37:37,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2024-12-02 10:37:37,430 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:37:37,430 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:37:37,434 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/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 10:37:37,630 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/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 10:37:37,630 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:37:37,631 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:37:37,631 INFO L85 PathProgramCache]: Analyzing trace with hash -807090980, now seen corresponding path program 1 times [2024-12-02 10:37:37,631 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 10:37:37,631 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [987801835] [2024-12-02 10:37:37,631 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:37:37,631 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 10:37:37,631 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 10:37:37,633 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/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 10:37:37,634 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/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 10:37:37,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:37:37,799 INFO L256 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-02 10:37:37,801 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 10:37:38,391 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 148 proven. 87 refuted. 0 times theorem prover too weak. 1625 trivial. 0 not checked. [2024-12-02 10:37:38,392 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 10:37:38,674 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-12-02 10:37:38,674 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 10:37:38,674 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [987801835] [2024-12-02 10:37:38,675 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [987801835] provided 1 perfect and 1 imperfect interpolant sequences [2024-12-02 10:37:38,675 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 10:37:38,675 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [7] total 9 [2024-12-02 10:37:38,675 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2026922327] [2024-12-02 10:37:38,675 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:37:38,676 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 10:37:38,676 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 10:37:38,676 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 10:37:38,676 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-12-02 10:37:38,677 INFO L87 Difference]: Start difference. First operand 222 states and 349 transitions. Second operand has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-12-02 10:37:40,236 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:37:40,236 INFO L93 Difference]: Finished difference Result 436 states and 688 transitions. [2024-12-02 10:37:40,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 10:37:40,250 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 196 [2024-12-02 10:37:40,250 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:37:40,252 INFO L225 Difference]: With dead ends: 436 [2024-12-02 10:37:40,252 INFO L226 Difference]: Without dead ends: 275 [2024-12-02 10:37:40,252 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 390 GetRequests, 383 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-12-02 10:37:40,253 INFO L435 NwaCegarLoop]: 145 mSDtfsCounter, 69 mSDsluCounter, 121 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 69 SdHoareTripleChecker+Valid, 266 SdHoareTripleChecker+Invalid, 40 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-12-02 10:37:40,253 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [69 Valid, 266 Invalid, 40 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-12-02 10:37:40,254 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 275 states. [2024-12-02 10:37:40,277 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 275 to 238. [2024-12-02 10:37:40,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 238 states, 141 states have (on average 1.3120567375886525) internal successors, (185), 141 states have internal predecessors, (185), 93 states have call successors, (93), 3 states have call predecessors, (93), 3 states have return successors, (93), 93 states have call predecessors, (93), 93 states have call successors, (93) [2024-12-02 10:37:40,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 238 states and 371 transitions. [2024-12-02 10:37:40,279 INFO L78 Accepts]: Start accepts. Automaton has 238 states and 371 transitions. Word has length 196 [2024-12-02 10:37:40,280 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:37:40,280 INFO L471 AbstractCegarLoop]: Abstraction has 238 states and 371 transitions. [2024-12-02 10:37:40,280 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-12-02 10:37:40,280 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 371 transitions. [2024-12-02 10:37:40,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2024-12-02 10:37:40,281 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:37:40,282 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:37:40,288 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/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 10:37:40,482 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/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 10:37:40,482 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:37:40,482 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:37:40,483 INFO L85 PathProgramCache]: Analyzing trace with hash -548925542, now seen corresponding path program 1 times [2024-12-02 10:37:40,483 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 10:37:40,483 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [834804539] [2024-12-02 10:37:40,483 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:37:40,483 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 10:37:40,483 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 10:37:40,485 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/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 10:37:40,485 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/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)] Waiting until timeout for monitored process [2024-12-02 10:37:40,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:37:40,681 INFO L256 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-02 10:37:40,684 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 10:37:42,753 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 839 proven. 48 refuted. 0 times theorem prover too weak. 973 trivial. 0 not checked. [2024-12-02 10:37:42,754 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 10:37:43,462 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 10:37:43,462 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [834804539] [2024-12-02 10:37:43,462 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [834804539] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 10:37:43,462 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1852859392] [2024-12-02 10:37:43,463 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:37:43,463 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-02 10:37:43,463 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/bin/uautomizer-verify-84ZbGMXZE1/cvc4 [2024-12-02 10:37:43,474 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-02 10:37:43,476 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-12-02 10:37:44,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:37:44,065 INFO L256 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-02 10:37:44,069 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 10:37:45,391 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-12-02 10:37:45,391 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 10:37:45,391 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1852859392] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:37:45,391 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 10:37:45,391 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [11] total 13 [2024-12-02 10:37:45,391 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [200515196] [2024-12-02 10:37:45,391 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:37:45,392 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 10:37:45,392 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 10:37:45,392 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 10:37:45,392 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=99, Invalid=321, Unknown=0, NotChecked=0, Total=420 [2024-12-02 10:37:45,393 INFO L87 Difference]: Start difference. First operand 238 states and 371 transitions. Second operand has 4 states, 4 states have (on average 11.0) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-12-02 10:37:46,359 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:37:46,359 INFO L93 Difference]: Finished difference Result 509 states and 796 transitions. [2024-12-02 10:37:46,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 10:37:46,359 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 196 [2024-12-02 10:37:46,360 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:37:46,362 INFO L225 Difference]: With dead ends: 509 [2024-12-02 10:37:46,362 INFO L226 Difference]: Without dead ends: 332 [2024-12-02 10:37:46,362 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 462 GetRequests, 442 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 145 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=103, Invalid=359, Unknown=0, NotChecked=0, Total=462 [2024-12-02 10:37:46,363 INFO L435 NwaCegarLoop]: 123 mSDtfsCounter, 28 mSDsluCounter, 170 mSDsCounter, 0 mSdLazyCounter, 98 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 28 SdHoareTripleChecker+Valid, 293 SdHoareTripleChecker+Invalid, 98 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 98 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-12-02 10:37:46,363 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [28 Valid, 293 Invalid, 98 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 98 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-12-02 10:37:46,364 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 332 states. [2024-12-02 10:37:46,384 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 332 to 321. [2024-12-02 10:37:46,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 321 states, 192 states have (on average 1.328125) internal successors, (255), 192 states have internal predecessors, (255), 124 states have call successors, (124), 4 states have call predecessors, (124), 4 states have return successors, (124), 124 states have call predecessors, (124), 124 states have call successors, (124) [2024-12-02 10:37:46,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 321 states and 503 transitions. [2024-12-02 10:37:46,387 INFO L78 Accepts]: Start accepts. Automaton has 321 states and 503 transitions. Word has length 196 [2024-12-02 10:37:46,387 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:37:46,387 INFO L471 AbstractCegarLoop]: Abstraction has 321 states and 503 transitions. [2024-12-02 10:37:46,387 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-12-02 10:37:46,388 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 503 transitions. [2024-12-02 10:37:46,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2024-12-02 10:37:46,389 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:37:46,389 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:37:46,394 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/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)] Ended with exit code 0 [2024-12-02 10:37:46,594 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-12-02 10:37:46,790 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt [2024-12-02 10:37:46,790 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:37:46,790 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:37:46,790 INFO L85 PathProgramCache]: Analyzing trace with hash 1226081820, now seen corresponding path program 1 times [2024-12-02 10:37:46,791 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 10:37:46,791 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1650304321] [2024-12-02 10:37:46,791 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:37:46,791 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 10:37:46,791 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 10:37:46,792 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/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 10:37:46,793 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/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 (10)] Waiting until timeout for monitored process [2024-12-02 10:37:46,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:37:46,949 INFO L256 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-02 10:37:46,953 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 10:37:48,921 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 839 proven. 48 refuted. 0 times theorem prover too weak. 973 trivial. 0 not checked. [2024-12-02 10:37:48,921 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 10:37:49,561 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 10:37:49,561 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1650304321] [2024-12-02 10:37:49,561 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1650304321] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 10:37:49,561 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1317821227] [2024-12-02 10:37:49,561 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:37:49,561 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-02 10:37:49,562 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/bin/uautomizer-verify-84ZbGMXZE1/cvc4 [2024-12-02 10:37:49,563 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-02 10:37:49,564 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-12-02 10:37:50,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:37:50,158 INFO L256 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-02 10:37:50,160 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 10:37:51,638 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 828 proven. 27 refuted. 0 times theorem prover too weak. 1005 trivial. 0 not checked. [2024-12-02 10:37:51,638 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 10:37:51,924 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1317821227] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 10:37:51,924 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-02 10:37:51,924 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 8] total 13 [2024-12-02 10:37:51,924 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1791009362] [2024-12-02 10:37:51,924 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-12-02 10:37:51,925 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-12-02 10:37:51,925 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 10:37:51,925 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-12-02 10:37:51,925 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=114, Invalid=306, Unknown=0, NotChecked=0, Total=420 [2024-12-02 10:37:51,925 INFO L87 Difference]: Start difference. First operand 321 states and 503 transitions. Second operand has 14 states, 14 states have (on average 5.214285714285714) internal successors, (73), 13 states have internal predecessors, (73), 3 states have call successors, (39), 3 states have call predecessors, (39), 5 states have return successors, (40), 3 states have call predecessors, (40), 3 states have call successors, (40) [2024-12-02 10:37:54,344 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:37:54,344 INFO L93 Difference]: Finished difference Result 621 states and 968 transitions. [2024-12-02 10:37:54,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-12-02 10:37:54,345 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 5.214285714285714) internal successors, (73), 13 states have internal predecessors, (73), 3 states have call successors, (39), 3 states have call predecessors, (39), 5 states have return successors, (40), 3 states have call predecessors, (40), 3 states have call successors, (40) Word has length 196 [2024-12-02 10:37:54,345 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:37:54,348 INFO L225 Difference]: With dead ends: 621 [2024-12-02 10:37:54,348 INFO L226 Difference]: Without dead ends: 361 [2024-12-02 10:37:54,350 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 544 GetRequests, 512 SyntacticMatches, 1 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 263 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=291, Invalid=765, Unknown=0, NotChecked=0, Total=1056 [2024-12-02 10:37:54,350 INFO L435 NwaCegarLoop]: 114 mSDtfsCounter, 105 mSDsluCounter, 718 mSDsCounter, 0 mSdLazyCounter, 547 mSolverCounterSat, 156 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 105 SdHoareTripleChecker+Valid, 832 SdHoareTripleChecker+Invalid, 703 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 156 IncrementalHoareTripleChecker+Valid, 547 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2024-12-02 10:37:54,350 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [105 Valid, 832 Invalid, 703 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [156 Valid, 547 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2024-12-02 10:37:54,351 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 361 states. [2024-12-02 10:37:54,401 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 361 to 337. [2024-12-02 10:37:54,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 337 states, 206 states have (on average 1.3349514563106797) internal successors, (275), 206 states have internal predecessors, (275), 124 states have call successors, (124), 6 states have call predecessors, (124), 6 states have return successors, (124), 124 states have call predecessors, (124), 124 states have call successors, (124) [2024-12-02 10:37:54,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 337 states and 523 transitions. [2024-12-02 10:37:54,405 INFO L78 Accepts]: Start accepts. Automaton has 337 states and 523 transitions. Word has length 196 [2024-12-02 10:37:54,406 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:37:54,406 INFO L471 AbstractCegarLoop]: Abstraction has 337 states and 523 transitions. [2024-12-02 10:37:54,406 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 5.214285714285714) internal successors, (73), 13 states have internal predecessors, (73), 3 states have call successors, (39), 3 states have call predecessors, (39), 5 states have return successors, (40), 3 states have call predecessors, (40), 3 states have call successors, (40) [2024-12-02 10:37:54,406 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 523 transitions. [2024-12-02 10:37:54,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2024-12-02 10:37:54,408 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:37:54,408 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:37:54,415 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/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 (10)] Ended with exit code 0 [2024-12-02 10:37:54,613 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-12-02 10:37:54,808 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/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=3,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt [2024-12-02 10:37:54,809 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:37:54,809 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:37:54,809 INFO L85 PathProgramCache]: Analyzing trace with hash -401047027, now seen corresponding path program 1 times [2024-12-02 10:37:54,809 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 10:37:54,809 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [587801461] [2024-12-02 10:37:54,809 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:37:54,810 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 10:37:54,810 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 10:37:54,811 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/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 10:37:54,812 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/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 (12)] Waiting until timeout for monitored process [2024-12-02 10:37:54,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:37:54,969 INFO L256 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-02 10:37:54,971 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 10:37:54,989 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-12-02 10:37:54,989 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 10:37:54,989 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 10:37:54,989 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [587801461] [2024-12-02 10:37:54,989 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [587801461] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:37:54,989 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 10:37:54,989 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 10:37:54,989 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [687034360] [2024-12-02 10:37:54,989 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:37:54,990 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 10:37:54,990 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 10:37:54,990 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 10:37:54,990 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 10:37:54,991 INFO L87 Difference]: Start difference. First operand 337 states and 523 transitions. Second operand has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-12-02 10:37:55,809 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:37:55,809 INFO L93 Difference]: Finished difference Result 654 states and 1019 transitions. [2024-12-02 10:37:55,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 10:37:55,809 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 196 [2024-12-02 10:37:55,810 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:37:55,812 INFO L225 Difference]: With dead ends: 654 [2024-12-02 10:37:55,812 INFO L226 Difference]: Without dead ends: 391 [2024-12-02 10:37:55,813 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 195 GetRequests, 194 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 10:37:55,813 INFO L435 NwaCegarLoop]: 134 mSDtfsCounter, 24 mSDsluCounter, 116 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 24 SdHoareTripleChecker+Valid, 250 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-12-02 10:37:55,813 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [24 Valid, 250 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-12-02 10:37:55,814 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 391 states. [2024-12-02 10:37:55,841 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 391 to 371. [2024-12-02 10:37:55,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 371 states, 240 states have (on average 1.3458333333333334) internal successors, (323), 240 states have internal predecessors, (323), 124 states have call successors, (124), 6 states have call predecessors, (124), 6 states have return successors, (124), 124 states have call predecessors, (124), 124 states have call successors, (124) [2024-12-02 10:37:55,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 371 states and 571 transitions. [2024-12-02 10:37:55,844 INFO L78 Accepts]: Start accepts. Automaton has 371 states and 571 transitions. Word has length 196 [2024-12-02 10:37:55,844 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:37:55,844 INFO L471 AbstractCegarLoop]: Abstraction has 371 states and 571 transitions. [2024-12-02 10:37:55,844 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-12-02 10:37:55,845 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 571 transitions. [2024-12-02 10:37:55,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2024-12-02 10:37:55,845 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:37:55,845 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:37:55,850 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/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 (12)] Ended with exit code 0 [2024-12-02 10:37:56,046 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/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 10:37:56,046 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:37:56,046 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:37:56,046 INFO L85 PathProgramCache]: Analyzing trace with hash 279011343, now seen corresponding path program 1 times [2024-12-02 10:37:56,047 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 10:37:56,047 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [511871925] [2024-12-02 10:37:56,047 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:37:56,047 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 10:37:56,047 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 10:37:56,048 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/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 10:37:56,049 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/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 (13)] Waiting until timeout for monitored process [2024-12-02 10:37:56,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:37:56,263 INFO L256 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-02 10:37:56,267 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 10:38:00,156 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 918 proven. 54 refuted. 0 times theorem prover too weak. 888 trivial. 0 not checked. [2024-12-02 10:38:00,156 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 10:38:09,997 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 36 proven. 54 refuted. 0 times theorem prover too weak. 1770 trivial. 0 not checked. [2024-12-02 10:38:09,997 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 10:38:09,997 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [511871925] [2024-12-02 10:38:09,998 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [511871925] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-02 10:38:09,998 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-02 10:38:09,998 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2024-12-02 10:38:09,998 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [855850580] [2024-12-02 10:38:09,998 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-12-02 10:38:09,998 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-12-02 10:38:09,998 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 10:38:09,999 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-12-02 10:38:09,999 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2024-12-02 10:38:09,999 INFO L87 Difference]: Start difference. First operand 371 states and 571 transitions. Second operand has 10 states, 10 states have (on average 7.1) internal successors, (71), 10 states have internal predecessors, (71), 3 states have call successors, (49), 2 states have call predecessors, (49), 4 states have return successors, (50), 3 states have call predecessors, (50), 3 states have call successors, (50) [2024-12-02 10:38:34,731 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:38:34,731 INFO L93 Difference]: Finished difference Result 500 states and 752 transitions. [2024-12-02 10:38:34,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-12-02 10:38:34,737 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 7.1) internal successors, (71), 10 states have internal predecessors, (71), 3 states have call successors, (49), 2 states have call predecessors, (49), 4 states have return successors, (50), 3 states have call predecessors, (50), 3 states have call successors, (50) Word has length 196 [2024-12-02 10:38:34,738 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:38:34,739 INFO L225 Difference]: With dead ends: 500 [2024-12-02 10:38:34,739 INFO L226 Difference]: Without dead ends: 395 [2024-12-02 10:38:34,740 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 404 GetRequests, 384 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 53 ImplicationChecksByTransitivity, 14.3s TimeCoverageRelationStatistics Valid=152, Invalid=310, Unknown=0, NotChecked=0, Total=462 [2024-12-02 10:38:34,740 INFO L435 NwaCegarLoop]: 148 mSDtfsCounter, 187 mSDsluCounter, 203 mSDsCounter, 0 mSdLazyCounter, 422 mSolverCounterSat, 149 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 189 SdHoareTripleChecker+Valid, 351 SdHoareTripleChecker+Invalid, 571 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 149 IncrementalHoareTripleChecker+Valid, 422 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.6s IncrementalHoareTripleChecker+Time [2024-12-02 10:38:34,740 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [189 Valid, 351 Invalid, 571 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [149 Valid, 422 Invalid, 0 Unknown, 0 Unchecked, 15.6s Time] [2024-12-02 10:38:34,741 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 395 states. [2024-12-02 10:38:34,765 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 395 to 290. [2024-12-02 10:38:34,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 290 states, 188 states have (on average 1.2606382978723405) internal successors, (237), 188 states have internal predecessors, (237), 93 states have call successors, (93), 8 states have call predecessors, (93), 8 states have return successors, (93), 93 states have call predecessors, (93), 93 states have call successors, (93) [2024-12-02 10:38:34,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 290 states and 423 transitions. [2024-12-02 10:38:34,767 INFO L78 Accepts]: Start accepts. Automaton has 290 states and 423 transitions. Word has length 196 [2024-12-02 10:38:34,767 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:38:34,767 INFO L471 AbstractCegarLoop]: Abstraction has 290 states and 423 transitions. [2024-12-02 10:38:34,768 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 7.1) internal successors, (71), 10 states have internal predecessors, (71), 3 states have call successors, (49), 2 states have call predecessors, (49), 4 states have return successors, (50), 3 states have call predecessors, (50), 3 states have call successors, (50) [2024-12-02 10:38:34,768 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 423 transitions. [2024-12-02 10:38:34,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2024-12-02 10:38:34,768 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:38:34,768 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:38:34,773 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/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 (13)] Ended with exit code 0 [2024-12-02 10:38:34,969 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/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 10:38:34,969 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:38:34,969 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:38:34,969 INFO L85 PathProgramCache]: Analyzing trace with hash 2071172816, now seen corresponding path program 1 times [2024-12-02 10:38:34,970 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 10:38:34,970 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [659099633] [2024-12-02 10:38:34,970 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:38:34,970 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 10:38:34,970 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 10:38:34,971 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/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 10:38:34,972 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/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 (14)] Waiting until timeout for monitored process [2024-12-02 10:38:35,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:38:35,135 INFO L256 TraceCheckSpWp]: Trace formula consists of 336 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-02 10:38:35,137 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 10:38:37,145 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 839 proven. 48 refuted. 0 times theorem prover too weak. 973 trivial. 0 not checked. [2024-12-02 10:38:37,145 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 10:38:37,902 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 10:38:37,902 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [659099633] [2024-12-02 10:38:37,903 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [659099633] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 10:38:37,903 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1152110944] [2024-12-02 10:38:37,903 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:38:37,903 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-02 10:38:37,903 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/bin/uautomizer-verify-84ZbGMXZE1/cvc4 [2024-12-02 10:38:37,904 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-02 10:38:37,905 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-12-02 10:38:38,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:38:38,536 INFO L256 TraceCheckSpWp]: Trace formula consists of 336 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-02 10:38:38,539 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 10:38:40,232 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 828 proven. 27 refuted. 0 times theorem prover too weak. 1005 trivial. 0 not checked. [2024-12-02 10:38:40,232 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 10:38:40,539 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1152110944] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 10:38:40,540 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-02 10:38:40,540 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 9] total 15 [2024-12-02 10:38:40,540 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [746986242] [2024-12-02 10:38:40,540 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-12-02 10:38:40,540 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-12-02 10:38:40,540 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 10:38:40,541 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-12-02 10:38:40,541 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=117, Invalid=435, Unknown=0, NotChecked=0, Total=552 [2024-12-02 10:38:40,541 INFO L87 Difference]: Start difference. First operand 290 states and 423 transitions. Second operand has 16 states, 16 states have (on average 4.6875) internal successors, (75), 15 states have internal predecessors, (75), 3 states have call successors, (39), 3 states have call predecessors, (39), 5 states have return successors, (40), 3 states have call predecessors, (40), 3 states have call successors, (40) [2024-12-02 10:38:43,790 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:38:43,790 INFO L93 Difference]: Finished difference Result 432 states and 631 transitions. [2024-12-02 10:38:43,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-12-02 10:38:43,801 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 4.6875) internal successors, (75), 15 states have internal predecessors, (75), 3 states have call successors, (39), 3 states have call predecessors, (39), 5 states have return successors, (40), 3 states have call predecessors, (40), 3 states have call successors, (40) Word has length 197 [2024-12-02 10:38:43,802 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:38:43,803 INFO L225 Difference]: With dead ends: 432 [2024-12-02 10:38:43,803 INFO L226 Difference]: Without dead ends: 234 [2024-12-02 10:38:43,804 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 550 GetRequests, 513 SyntacticMatches, 1 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 342 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=337, Invalid=1069, Unknown=0, NotChecked=0, Total=1406 [2024-12-02 10:38:43,804 INFO L435 NwaCegarLoop]: 99 mSDtfsCounter, 202 mSDsluCounter, 738 mSDsCounter, 0 mSdLazyCounter, 665 mSolverCounterSat, 156 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 202 SdHoareTripleChecker+Valid, 837 SdHoareTripleChecker+Invalid, 821 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 156 IncrementalHoareTripleChecker+Valid, 665 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2024-12-02 10:38:43,805 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [202 Valid, 837 Invalid, 821 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [156 Valid, 665 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2024-12-02 10:38:43,805 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 234 states. [2024-12-02 10:38:43,825 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 234 to 193. [2024-12-02 10:38:43,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 193 states, 124 states have (on average 1.2338709677419355) internal successors, (153), 124 states have internal predecessors, (153), 62 states have call successors, (62), 6 states have call predecessors, (62), 6 states have return successors, (62), 62 states have call predecessors, (62), 62 states have call successors, (62) [2024-12-02 10:38:43,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 193 states and 277 transitions. [2024-12-02 10:38:43,827 INFO L78 Accepts]: Start accepts. Automaton has 193 states and 277 transitions. Word has length 197 [2024-12-02 10:38:43,828 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:38:43,828 INFO L471 AbstractCegarLoop]: Abstraction has 193 states and 277 transitions. [2024-12-02 10:38:43,828 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 4.6875) internal successors, (75), 15 states have internal predecessors, (75), 3 states have call successors, (39), 3 states have call predecessors, (39), 5 states have return successors, (40), 3 states have call predecessors, (40), 3 states have call successors, (40) [2024-12-02 10:38:43,828 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 277 transitions. [2024-12-02 10:38:43,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2024-12-02 10:38:43,829 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:38:43,829 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:38:43,834 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/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 (14)] Ended with exit code 0 [2024-12-02 10:38:44,034 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-12-02 10:38:44,230 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/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=3,15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt [2024-12-02 10:38:44,230 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:38:44,230 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:38:44,230 INFO L85 PathProgramCache]: Analyzing trace with hash 1586119145, now seen corresponding path program 1 times [2024-12-02 10:38:44,230 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 10:38:44,230 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1174386062] [2024-12-02 10:38:44,231 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:38:44,231 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 10:38:44,231 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 10:38:44,232 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/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 10:38:44,233 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_118931fb-a22d-4943-8837-c483189aed12/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 (16)] Waiting until timeout for monitored process [2024-12-02 10:38:44,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:38:44,409 INFO L256 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 42 conjuncts are in the unsatisfiable core [2024-12-02 10:38:44,414 INFO L279 TraceCheckSpWp]: Computing forward predicates...