./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-53.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_7f5bed08-565e-4bed-b03b-02078af2800a/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f5bed08-565e-4bed-b03b-02078af2800a/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f5bed08-565e-4bed-b03b-02078af2800a/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f5bed08-565e-4bed-b03b-02078af2800a/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-53.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f5bed08-565e-4bed-b03b-02078af2800a/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f5bed08-565e-4bed-b03b-02078af2800a/bin/uautomizer-verify-aQ6SnzHsRB --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 71c7df1fae20fc80c584d7fcd9c77a1cbb9d81b2af2b3bc6d67d6058472b2f60 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-27 23:24:21,678 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-27 23:24:21,816 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f5bed08-565e-4bed-b03b-02078af2800a/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-27 23:24:21,828 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-27 23:24:21,828 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-27 23:24:21,877 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-27 23:24:21,879 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-27 23:24:21,879 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-27 23:24:21,880 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-27 23:24:21,880 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-27 23:24:21,881 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-27 23:24:21,881 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-27 23:24:21,881 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-27 23:24:21,881 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-27 23:24:21,881 INFO L153 SettingsManager]: * Use SBE=true [2024-11-27 23:24:21,882 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-27 23:24:21,882 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-27 23:24:21,882 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-27 23:24:21,882 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-27 23:24:21,882 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-27 23:24:21,882 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-27 23:24:21,882 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-27 23:24:21,883 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-27 23:24:21,883 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-27 23:24:21,883 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-27 23:24:21,883 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-27 23:24:21,883 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-27 23:24:21,883 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-27 23:24:21,883 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-27 23:24:21,886 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 23:24:21,887 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 23:24:21,887 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 23:24:21,887 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 23:24:21,888 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-27 23:24:21,888 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 23:24:21,888 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 23:24:21,888 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 23:24:21,889 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 23:24:21,889 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-27 23:24:21,889 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-27 23:24:21,889 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-27 23:24:21,889 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-27 23:24:21,889 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-27 23:24:21,890 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-27 23:24:21,890 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-27 23:24:21,891 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-27 23:24:21,891 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-27 23:24:21,891 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-27 23:24:21,891 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_7f5bed08-565e-4bed-b03b-02078af2800a/bin/uautomizer-verify-aQ6SnzHsRB 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 -> 71c7df1fae20fc80c584d7fcd9c77a1cbb9d81b2af2b3bc6d67d6058472b2f60 [2024-11-27 23:24:22,276 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-27 23:24:22,294 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-27 23:24:22,300 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-27 23:24:22,302 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-27 23:24:22,302 INFO L274 PluginConnector]: CDTParser initialized [2024-11-27 23:24:22,305 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f5bed08-565e-4bed-b03b-02078af2800a/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-53.i [2024-11-27 23:24:26,054 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f5bed08-565e-4bed-b03b-02078af2800a/bin/uautomizer-verify-aQ6SnzHsRB/data/ba8fa418d/1f93038c80f84a69a1a2cf371e15251f/FLAGc3d20ff2e [2024-11-27 23:24:26,489 INFO L384 CDTParser]: Found 1 translation units. [2024-11-27 23:24:26,490 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f5bed08-565e-4bed-b03b-02078af2800a/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-53.i [2024-11-27 23:24:26,504 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f5bed08-565e-4bed-b03b-02078af2800a/bin/uautomizer-verify-aQ6SnzHsRB/data/ba8fa418d/1f93038c80f84a69a1a2cf371e15251f/FLAGc3d20ff2e [2024-11-27 23:24:26,525 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f5bed08-565e-4bed-b03b-02078af2800a/bin/uautomizer-verify-aQ6SnzHsRB/data/ba8fa418d/1f93038c80f84a69a1a2cf371e15251f [2024-11-27 23:24:26,528 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-27 23:24:26,530 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-27 23:24:26,532 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-27 23:24:26,533 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-27 23:24:26,539 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-27 23:24:26,540 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:24:26" (1/1) ... [2024-11-27 23:24:26,542 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29ad7792 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:26, skipping insertion in model container [2024-11-27 23:24:26,542 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:24:26" (1/1) ... [2024-11-27 23:24:26,590 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-27 23:24:26,819 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_7f5bed08-565e-4bed-b03b-02078af2800a/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-53.i[916,929] [2024-11-27 23:24:26,982 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 23:24:26,997 INFO L200 MainTranslator]: Completed pre-run [2024-11-27 23:24:27,015 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_7f5bed08-565e-4bed-b03b-02078af2800a/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-53.i[916,929] [2024-11-27 23:24:27,071 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 23:24:27,103 INFO L204 MainTranslator]: Completed translation [2024-11-27 23:24:27,104 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:27 WrapperNode [2024-11-27 23:24:27,104 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-27 23:24:27,105 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-27 23:24:27,105 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-27 23:24:27,105 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-27 23:24:27,117 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:27" (1/1) ... [2024-11-27 23:24:27,138 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:27" (1/1) ... [2024-11-27 23:24:27,255 INFO L138 Inliner]: procedures = 26, calls = 38, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 219 [2024-11-27 23:24:27,256 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-27 23:24:27,260 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-27 23:24:27,260 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-27 23:24:27,261 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-27 23:24:27,277 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:27" (1/1) ... [2024-11-27 23:24:27,278 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:27" (1/1) ... [2024-11-27 23:24:27,285 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:27" (1/1) ... [2024-11-27 23:24:27,319 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]. [2024-11-27 23:24:27,319 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:27" (1/1) ... [2024-11-27 23:24:27,320 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:27" (1/1) ... [2024-11-27 23:24:27,354 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:27" (1/1) ... [2024-11-27 23:24:27,367 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:27" (1/1) ... [2024-11-27 23:24:27,377 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:27" (1/1) ... [2024-11-27 23:24:27,388 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:27" (1/1) ... [2024-11-27 23:24:27,394 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:27" (1/1) ... [2024-11-27 23:24:27,411 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-27 23:24:27,413 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-27 23:24:27,414 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-27 23:24:27,414 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-27 23:24:27,415 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:27" (1/1) ... [2024-11-27 23:24:27,427 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 23:24:27,447 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f5bed08-565e-4bed-b03b-02078af2800a/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 23:24:27,467 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f5bed08-565e-4bed-b03b-02078af2800a/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-27 23:24:27,475 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f5bed08-565e-4bed-b03b-02078af2800a/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-27 23:24:27,504 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-27 23:24:27,504 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-27 23:24:27,504 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-27 23:24:27,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-27 23:24:27,505 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-27 23:24:27,505 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-27 23:24:27,630 INFO L234 CfgBuilder]: Building ICFG [2024-11-27 23:24:27,634 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-27 23:24:28,697 INFO L? ?]: Removed 28 outVars from TransFormulas that were not future-live. [2024-11-27 23:24:28,698 INFO L283 CfgBuilder]: Performing block encoding [2024-11-27 23:24:28,712 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-27 23:24:28,712 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-27 23:24:28,713 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 11:24:28 BoogieIcfgContainer [2024-11-27 23:24:28,713 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-27 23:24:28,716 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-27 23:24:28,716 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-27 23:24:28,723 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-27 23:24:28,724 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.11 11:24:26" (1/3) ... [2024-11-27 23:24:28,725 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@489e0083 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 11:24:28, skipping insertion in model container [2024-11-27 23:24:28,725 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:27" (2/3) ... [2024-11-27 23:24:28,725 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@489e0083 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 11:24:28, skipping insertion in model container [2024-11-27 23:24:28,726 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 11:24:28" (3/3) ... [2024-11-27 23:24:28,727 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-53.i [2024-11-27 23:24:28,749 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-27 23:24:28,751 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_operatoramount_amount100_file-53.i that has 2 procedures, 95 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-27 23:24:28,839 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-27 23:24:28,860 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;@69f3ad0b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-27 23:24:28,860 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-27 23:24:28,869 INFO L276 IsEmpty]: Start isEmpty. Operand has 95 states, 67 states have (on average 1.462686567164179) internal successors, (98), 68 states have internal predecessors, (98), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-27 23:24:28,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2024-11-27 23:24:28,891 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:24:28,892 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:24:28,893 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:24:28,902 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:24:28,903 INFO L85 PathProgramCache]: Analyzing trace with hash 1745341348, now seen corresponding path program 1 times [2024-11-27 23:24:28,915 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 23:24:28,916 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1561429086] [2024-11-27 23:24:28,917 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:24:28,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 23:24:29,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:24:29,587 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 1152 trivial. 0 not checked. [2024-11-27 23:24:29,588 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 23:24:29,588 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1561429086] [2024-11-27 23:24:29,592 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1561429086] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-27 23:24:29,593 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1467428209] [2024-11-27 23:24:29,593 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:24:29,593 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 23:24:29,593 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f5bed08-565e-4bed-b03b-02078af2800a/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 23:24:29,600 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f5bed08-565e-4bed-b03b-02078af2800a/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-27 23:24:29,602 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f5bed08-565e-4bed-b03b-02078af2800a/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-27 23:24:29,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:24:29,938 INFO L256 TraceCheckSpWp]: Trace formula consists of 419 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-27 23:24:29,948 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 23:24:29,988 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 1152 trivial. 0 not checked. [2024-11-27 23:24:29,988 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-27 23:24:29,989 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1467428209] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:24:29,989 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-27 23:24:29,989 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-27 23:24:29,992 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2105889609] [2024-11-27 23:24:29,997 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:24:30,002 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-27 23:24:30,003 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 23:24:30,038 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-27 23:24:30,039 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-27 23:24:30,042 INFO L87 Difference]: Start difference. First operand has 95 states, 67 states have (on average 1.462686567164179) internal successors, (98), 68 states have internal predecessors, (98), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) Second operand has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-27 23:24:30,098 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:24:30,098 INFO L93 Difference]: Finished difference Result 183 states and 315 transitions. [2024-11-27 23:24:30,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-27 23:24:30,102 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 2 states have call successors, (25) Word has length 169 [2024-11-27 23:24:30,102 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:24:30,117 INFO L225 Difference]: With dead ends: 183 [2024-11-27 23:24:30,117 INFO L226 Difference]: Without dead ends: 91 [2024-11-27 23:24:30,123 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 170 GetRequests, 170 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-27 23:24:30,127 INFO L435 NwaCegarLoop]: 141 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, 141 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 [2024-11-27 23:24:30,130 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 141 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-27 23:24:30,151 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2024-11-27 23:24:30,196 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 91. [2024-11-27 23:24:30,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91 states, 64 states have (on average 1.421875) internal successors, (91), 64 states have internal predecessors, (91), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-27 23:24:30,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 141 transitions. [2024-11-27 23:24:30,215 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 141 transitions. Word has length 169 [2024-11-27 23:24:30,216 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:24:30,217 INFO L471 AbstractCegarLoop]: Abstraction has 91 states and 141 transitions. [2024-11-27 23:24:30,217 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-27 23:24:30,217 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 141 transitions. [2024-11-27 23:24:30,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2024-11-27 23:24:30,225 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:24:30,226 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:24:30,240 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f5bed08-565e-4bed-b03b-02078af2800a/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-27 23:24:30,430 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f5bed08-565e-4bed-b03b-02078af2800a/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-27 23:24:30,431 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:24:30,432 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:24:30,433 INFO L85 PathProgramCache]: Analyzing trace with hash -1889066390, now seen corresponding path program 1 times [2024-11-27 23:24:30,433 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 23:24:30,433 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [168295908] [2024-11-27 23:24:30,433 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:24:30,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 23:24:31,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:24:32,152 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2024-11-27 23:24:32,152 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 23:24:32,152 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [168295908] [2024-11-27 23:24:32,153 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [168295908] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:24:32,153 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 23:24:32,153 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-27 23:24:32,153 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2070322385] [2024-11-27 23:24:32,153 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:24:32,159 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-27 23:24:32,159 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 23:24:32,160 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-27 23:24:32,162 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-27 23:24:32,163 INFO L87 Difference]: Start difference. First operand 91 states and 141 transitions. Second operand has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-27 23:24:32,342 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:24:32,342 INFO L93 Difference]: Finished difference Result 227 states and 350 transitions. [2024-11-27 23:24:32,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-27 23:24:32,343 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 169 [2024-11-27 23:24:32,345 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:24:32,351 INFO L225 Difference]: With dead ends: 227 [2024-11-27 23:24:32,351 INFO L226 Difference]: Without dead ends: 139 [2024-11-27 23:24:32,352 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 [2024-11-27 23:24:32,353 INFO L435 NwaCegarLoop]: 137 mSDtfsCounter, 64 mSDsluCounter, 262 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 64 SdHoareTripleChecker+Valid, 399 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-27 23:24:32,354 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [64 Valid, 399 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-27 23:24:32,359 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 139 states. [2024-11-27 23:24:32,402 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 139 to 135. [2024-11-27 23:24:32,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 135 states, 101 states have (on average 1.4455445544554455) internal successors, (146), 102 states have internal predecessors, (146), 31 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (31), 30 states have call predecessors, (31), 31 states have call successors, (31) [2024-11-27 23:24:32,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 208 transitions. [2024-11-27 23:24:32,412 INFO L78 Accepts]: Start accepts. Automaton has 135 states and 208 transitions. Word has length 169 [2024-11-27 23:24:32,413 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:24:32,413 INFO L471 AbstractCegarLoop]: Abstraction has 135 states and 208 transitions. [2024-11-27 23:24:32,413 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-27 23:24:32,413 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 208 transitions. [2024-11-27 23:24:32,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2024-11-27 23:24:32,426 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:24:32,426 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:24:32,426 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-27 23:24:32,426 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:24:32,427 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:24:32,427 INFO L85 PathProgramCache]: Analyzing trace with hash -114059028, now seen corresponding path program 1 times [2024-11-27 23:24:32,428 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 23:24:32,428 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [198245309] [2024-11-27 23:24:32,428 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:24:32,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 23:24:32,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:24:47,487 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2024-11-27 23:24:47,488 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 23:24:47,488 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [198245309] [2024-11-27 23:24:47,489 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [198245309] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:24:47,489 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 23:24:47,489 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2024-11-27 23:24:47,489 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1660913799] [2024-11-27 23:24:47,490 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:24:47,490 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-27 23:24:47,492 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 23:24:47,493 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-27 23:24:47,494 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=179, Unknown=0, NotChecked=0, Total=210 [2024-11-27 23:24:47,494 INFO L87 Difference]: Start difference. First operand 135 states and 208 transitions. Second operand has 15 states, 15 states have (on average 3.1333333333333333) internal successors, (47), 15 states have internal predecessors, (47), 2 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-27 23:24:58,293 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:24:58,294 INFO L93 Difference]: Finished difference Result 666 states and 1017 transitions. [2024-11-27 23:24:58,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-11-27 23:24:58,295 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 3.1333333333333333) internal successors, (47), 15 states have internal predecessors, (47), 2 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 169 [2024-11-27 23:24:58,296 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:24:58,302 INFO L225 Difference]: With dead ends: 666 [2024-11-27 23:24:58,302 INFO L226 Difference]: Without dead ends: 534 [2024-11-27 23:24:58,305 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 131 ImplicationChecksByTransitivity, 5.9s TimeCoverageRelationStatistics Valid=181, Invalid=689, Unknown=0, NotChecked=0, Total=870 [2024-11-27 23:24:58,306 INFO L435 NwaCegarLoop]: 107 mSDtfsCounter, 1030 mSDsluCounter, 870 mSDsCounter, 0 mSdLazyCounter, 1395 mSolverCounterSat, 89 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1030 SdHoareTripleChecker+Valid, 977 SdHoareTripleChecker+Invalid, 1484 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 89 IncrementalHoareTripleChecker+Valid, 1395 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.8s IncrementalHoareTripleChecker+Time [2024-11-27 23:24:58,306 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1030 Valid, 977 Invalid, 1484 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [89 Valid, 1395 Invalid, 0 Unknown, 0 Unchecked, 6.8s Time] [2024-11-27 23:24:58,308 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 534 states. [2024-11-27 23:24:58,382 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 534 to 233. [2024-11-27 23:24:58,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 233 states, 172 states have (on average 1.447674418604651) internal successors, (249), 173 states have internal predecessors, (249), 56 states have call successors, (56), 4 states have call predecessors, (56), 4 states have return successors, (56), 55 states have call predecessors, (56), 56 states have call successors, (56) [2024-11-27 23:24:58,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 233 states and 361 transitions. [2024-11-27 23:24:58,388 INFO L78 Accepts]: Start accepts. Automaton has 233 states and 361 transitions. Word has length 169 [2024-11-27 23:24:58,389 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:24:58,389 INFO L471 AbstractCegarLoop]: Abstraction has 233 states and 361 transitions. [2024-11-27 23:24:58,389 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 3.1333333333333333) internal successors, (47), 15 states have internal predecessors, (47), 2 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-27 23:24:58,390 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 361 transitions. [2024-11-27 23:24:58,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2024-11-27 23:24:58,393 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:24:58,394 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:24:58,394 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-27 23:24:58,394 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:24:58,395 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:24:58,395 INFO L85 PathProgramCache]: Analyzing trace with hash -372224466, now seen corresponding path program 1 times [2024-11-27 23:24:58,396 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 23:24:58,396 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2059742134] [2024-11-27 23:24:58,396 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:24:58,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 23:24:58,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:25:01,428 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2024-11-27 23:25:01,429 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 23:25:01,429 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2059742134] [2024-11-27 23:25:01,429 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2059742134] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:25:01,429 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 23:25:01,430 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-27 23:25:01,430 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1511040023] [2024-11-27 23:25:01,430 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:25:01,431 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-27 23:25:01,431 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 23:25:01,432 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-27 23:25:01,432 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-27 23:25:01,432 INFO L87 Difference]: Start difference. First operand 233 states and 361 transitions. 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, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-27 23:25:02,848 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:25:02,848 INFO L93 Difference]: Finished difference Result 503 states and 782 transitions. [2024-11-27 23:25:02,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-27 23:25:02,849 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, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 169 [2024-11-27 23:25:02,850 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:25:02,854 INFO L225 Difference]: With dead ends: 503 [2024-11-27 23:25:02,854 INFO L226 Difference]: Without dead ends: 371 [2024-11-27 23:25:02,855 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-11-27 23:25:02,856 INFO L435 NwaCegarLoop]: 105 mSDtfsCounter, 130 mSDsluCounter, 301 mSDsCounter, 0 mSdLazyCounter, 246 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 130 SdHoareTripleChecker+Valid, 406 SdHoareTripleChecker+Invalid, 247 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 246 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-27 23:25:02,857 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [130 Valid, 406 Invalid, 247 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 246 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-27 23:25:02,858 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 371 states. [2024-11-27 23:25:02,888 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 371 to 232. [2024-11-27 23:25:02,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 232 states, 171 states have (on average 1.4444444444444444) internal successors, (247), 173 states have internal predecessors, (247), 56 states have call successors, (56), 4 states have call predecessors, (56), 4 states have return successors, (56), 54 states have call predecessors, (56), 56 states have call successors, (56) [2024-11-27 23:25:02,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 232 states and 359 transitions. [2024-11-27 23:25:02,892 INFO L78 Accepts]: Start accepts. Automaton has 232 states and 359 transitions. Word has length 169 [2024-11-27 23:25:02,893 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:25:02,894 INFO L471 AbstractCegarLoop]: Abstraction has 232 states and 359 transitions. [2024-11-27 23:25:02,894 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, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-27 23:25:02,894 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 359 transitions. [2024-11-27 23:25:02,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2024-11-27 23:25:02,897 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:25:02,898 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:25:02,898 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-27 23:25:02,898 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:25:02,899 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:25:02,899 INFO L85 PathProgramCache]: Analyzing trace with hash 1559087423, now seen corresponding path program 1 times [2024-11-27 23:25:02,899 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 23:25:02,899 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1037784809] [2024-11-27 23:25:02,899 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:25:02,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 23:25:03,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:25:03,879 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2024-11-27 23:25:03,879 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 23:25:03,879 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1037784809] [2024-11-27 23:25:03,880 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1037784809] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:25:03,880 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 23:25:03,880 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-27 23:25:03,881 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1644002882] [2024-11-27 23:25:03,881 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:25:03,882 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-27 23:25:03,882 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 23:25:03,887 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-27 23:25:03,887 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2024-11-27 23:25:03,887 INFO L87 Difference]: Start difference. First operand 232 states and 359 transitions. Second operand has 8 states, 8 states have (on average 6.0) internal successors, (48), 8 states have internal predecessors, (48), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-27 23:25:04,861 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:25:04,862 INFO L93 Difference]: Finished difference Result 721 states and 1124 transitions. [2024-11-27 23:25:04,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-27 23:25:04,863 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.0) internal successors, (48), 8 states have internal predecessors, (48), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 170 [2024-11-27 23:25:04,864 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:25:04,869 INFO L225 Difference]: With dead ends: 721 [2024-11-27 23:25:04,869 INFO L226 Difference]: Without dead ends: 540 [2024-11-27 23:25:04,872 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=44, Invalid=112, Unknown=0, NotChecked=0, Total=156 [2024-11-27 23:25:04,875 INFO L435 NwaCegarLoop]: 255 mSDtfsCounter, 309 mSDsluCounter, 865 mSDsCounter, 0 mSdLazyCounter, 438 mSolverCounterSat, 77 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 309 SdHoareTripleChecker+Valid, 1120 SdHoareTripleChecker+Invalid, 515 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 77 IncrementalHoareTripleChecker+Valid, 438 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-27 23:25:04,876 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [309 Valid, 1120 Invalid, 515 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [77 Valid, 438 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-27 23:25:04,877 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 540 states. [2024-11-27 23:25:04,943 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 540 to 273. [2024-11-27 23:25:04,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 273 states, 212 states have (on average 1.4858490566037736) internal successors, (315), 213 states have internal predecessors, (315), 56 states have call successors, (56), 4 states have call predecessors, (56), 4 states have return successors, (56), 55 states have call predecessors, (56), 56 states have call successors, (56) [2024-11-27 23:25:04,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 273 states and 427 transitions. [2024-11-27 23:25:04,950 INFO L78 Accepts]: Start accepts. Automaton has 273 states and 427 transitions. Word has length 170 [2024-11-27 23:25:04,952 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:25:04,952 INFO L471 AbstractCegarLoop]: Abstraction has 273 states and 427 transitions. [2024-11-27 23:25:04,953 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.0) internal successors, (48), 8 states have internal predecessors, (48), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-27 23:25:04,953 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 427 transitions. [2024-11-27 23:25:04,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2024-11-27 23:25:04,955 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:25:04,958 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:25:04,958 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-27 23:25:04,958 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:25:04,959 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:25:04,959 INFO L85 PathProgramCache]: Analyzing trace with hash 1300921985, now seen corresponding path program 1 times [2024-11-27 23:25:04,959 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 23:25:04,959 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [426027502] [2024-11-27 23:25:04,960 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:25:04,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 23:25:05,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:25:08,278 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2024-11-27 23:25:08,278 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 23:25:08,278 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [426027502] [2024-11-27 23:25:08,278 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [426027502] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:25:08,279 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 23:25:08,285 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-27 23:25:08,285 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [854127972] [2024-11-27 23:25:08,285 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:25:08,286 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-27 23:25:08,286 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 23:25:08,287 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-27 23:25:08,287 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2024-11-27 23:25:08,287 INFO L87 Difference]: Start difference. First operand 273 states and 427 transitions. Second operand has 8 states, 8 states have (on average 6.0) internal successors, (48), 8 states have internal predecessors, (48), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-27 23:25:09,629 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:25:09,630 INFO L93 Difference]: Finished difference Result 704 states and 1098 transitions. [2024-11-27 23:25:09,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-27 23:25:09,631 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.0) internal successors, (48), 8 states have internal predecessors, (48), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 170 [2024-11-27 23:25:09,631 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:25:09,634 INFO L225 Difference]: With dead ends: 704 [2024-11-27 23:25:09,634 INFO L226 Difference]: Without dead ends: 523 [2024-11-27 23:25:09,635 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2024-11-27 23:25:09,636 INFO L435 NwaCegarLoop]: 128 mSDtfsCounter, 234 mSDsluCounter, 399 mSDsCounter, 0 mSdLazyCounter, 448 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 234 SdHoareTripleChecker+Valid, 527 SdHoareTripleChecker+Invalid, 450 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 448 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-27 23:25:09,636 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [234 Valid, 527 Invalid, 450 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 448 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-27 23:25:09,637 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 523 states. [2024-11-27 23:25:09,660 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 523 to 301. [2024-11-27 23:25:09,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 301 states, 240 states have (on average 1.5125) internal successors, (363), 241 states have internal predecessors, (363), 56 states have call successors, (56), 4 states have call predecessors, (56), 4 states have return successors, (56), 55 states have call predecessors, (56), 56 states have call successors, (56) [2024-11-27 23:25:09,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 301 states and 475 transitions. [2024-11-27 23:25:09,664 INFO L78 Accepts]: Start accepts. Automaton has 301 states and 475 transitions. Word has length 170 [2024-11-27 23:25:09,665 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:25:09,665 INFO L471 AbstractCegarLoop]: Abstraction has 301 states and 475 transitions. [2024-11-27 23:25:09,665 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.0) internal successors, (48), 8 states have internal predecessors, (48), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-27 23:25:09,665 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 475 transitions. [2024-11-27 23:25:09,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2024-11-27 23:25:09,667 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:25:09,668 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:25:09,668 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-27 23:25:09,668 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:25:09,668 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:25:09,668 INFO L85 PathProgramCache]: Analyzing trace with hash 1981789249, now seen corresponding path program 1 times [2024-11-27 23:25:09,669 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 23:25:09,669 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [646854612] [2024-11-27 23:25:09,669 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:25:09,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 23:25:09,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:25:09,816 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2024-11-27 23:25:09,816 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 23:25:09,816 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [646854612] [2024-11-27 23:25:09,816 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [646854612] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:25:09,816 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 23:25:09,817 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-27 23:25:09,817 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1295886916] [2024-11-27 23:25:09,817 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:25:09,817 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-27 23:25:09,817 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 23:25:09,818 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-27 23:25:09,818 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-27 23:25:09,818 INFO L87 Difference]: Start difference. First operand 301 states and 475 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, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-27 23:25:09,985 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:25:09,985 INFO L93 Difference]: Finished difference Result 717 states and 1128 transitions. [2024-11-27 23:25:09,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-27 23:25:09,985 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, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 170 [2024-11-27 23:25:09,986 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:25:09,989 INFO L225 Difference]: With dead ends: 717 [2024-11-27 23:25:09,989 INFO L226 Difference]: Without dead ends: 529 [2024-11-27 23:25:09,990 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-27 23:25:09,991 INFO L435 NwaCegarLoop]: 161 mSDtfsCounter, 129 mSDsluCounter, 257 mSDsCounter, 0 mSdLazyCounter, 68 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 129 SdHoareTripleChecker+Valid, 418 SdHoareTripleChecker+Invalid, 73 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 68 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-27 23:25:09,991 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [129 Valid, 418 Invalid, 73 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 68 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-27 23:25:09,992 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 529 states. [2024-11-27 23:25:10,017 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 529 to 423. [2024-11-27 23:25:10,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 423 states, 351 states have (on average 1.5014245014245013) internal successors, (527), 354 states have internal predecessors, (527), 64 states have call successors, (64), 7 states have call predecessors, (64), 7 states have return successors, (64), 61 states have call predecessors, (64), 64 states have call successors, (64) [2024-11-27 23:25:10,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 423 states and 655 transitions. [2024-11-27 23:25:10,023 INFO L78 Accepts]: Start accepts. Automaton has 423 states and 655 transitions. Word has length 170 [2024-11-27 23:25:10,024 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:25:10,024 INFO L471 AbstractCegarLoop]: Abstraction has 423 states and 655 transitions. [2024-11-27 23:25:10,024 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, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-27 23:25:10,024 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 655 transitions. [2024-11-27 23:25:10,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2024-11-27 23:25:10,028 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:25:10,029 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:25:10,029 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-27 23:25:10,029 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:25:10,030 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:25:10,030 INFO L85 PathProgramCache]: Analyzing trace with hash -250543591, now seen corresponding path program 1 times [2024-11-27 23:25:10,030 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 23:25:10,030 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [542113013] [2024-11-27 23:25:10,031 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:25:10,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 23:25:10,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:25:16,450 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2024-11-27 23:25:16,450 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 23:25:16,450 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [542113013] [2024-11-27 23:25:16,451 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [542113013] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:25:16,451 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 23:25:16,451 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2024-11-27 23:25:16,451 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1037924748] [2024-11-27 23:25:16,451 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:25:16,451 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-11-27 23:25:16,452 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 23:25:16,452 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-11-27 23:25:16,452 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=204, Unknown=0, NotChecked=0, Total=240 [2024-11-27 23:25:16,453 INFO L87 Difference]: Start difference. First operand 423 states and 655 transitions. Second operand has 16 states, 16 states have (on average 3.0) internal successors, (48), 16 states have internal predecessors, (48), 2 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-27 23:25:25,719 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:25:25,720 INFO L93 Difference]: Finished difference Result 1397 states and 2138 transitions. [2024-11-27 23:25:25,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-27 23:25:25,721 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 3.0) internal successors, (48), 16 states have internal predecessors, (48), 2 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 170 [2024-11-27 23:25:25,721 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:25:25,728 INFO L225 Difference]: With dead ends: 1397 [2024-11-27 23:25:25,728 INFO L226 Difference]: Without dead ends: 1105 [2024-11-27 23:25:25,729 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 101 ImplicationChecksByTransitivity, 6.3s TimeCoverageRelationStatistics Valid=169, Invalid=587, Unknown=0, NotChecked=0, Total=756 [2024-11-27 23:25:25,730 INFO L435 NwaCegarLoop]: 147 mSDtfsCounter, 1027 mSDsluCounter, 692 mSDsCounter, 0 mSdLazyCounter, 1320 mSolverCounterSat, 125 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1027 SdHoareTripleChecker+Valid, 839 SdHoareTripleChecker+Invalid, 1445 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 125 IncrementalHoareTripleChecker+Valid, 1320 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2024-11-27 23:25:25,730 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1027 Valid, 839 Invalid, 1445 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [125 Valid, 1320 Invalid, 0 Unknown, 0 Unchecked, 4.4s Time] [2024-11-27 23:25:25,734 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1105 states. [2024-11-27 23:25:25,778 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1105 to 443. [2024-11-27 23:25:25,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 443 states, 371 states have (on average 1.5148247978436657) internal successors, (562), 374 states have internal predecessors, (562), 64 states have call successors, (64), 7 states have call predecessors, (64), 7 states have return successors, (64), 61 states have call predecessors, (64), 64 states have call successors, (64) [2024-11-27 23:25:25,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 443 states and 690 transitions. [2024-11-27 23:25:25,783 INFO L78 Accepts]: Start accepts. Automaton has 443 states and 690 transitions. Word has length 170 [2024-11-27 23:25:25,785 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:25:25,786 INFO L471 AbstractCegarLoop]: Abstraction has 443 states and 690 transitions. [2024-11-27 23:25:25,786 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 3.0) internal successors, (48), 16 states have internal predecessors, (48), 2 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-27 23:25:25,786 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 690 transitions. [2024-11-27 23:25:25,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2024-11-27 23:25:25,789 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:25:25,789 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:25:25,789 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-27 23:25:25,789 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:25:25,790 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:25:25,790 INFO L85 PathProgramCache]: Analyzing trace with hash -508709029, now seen corresponding path program 1 times [2024-11-27 23:25:25,790 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 23:25:25,790 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1451250620] [2024-11-27 23:25:25,790 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:25:25,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 23:25:25,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:25:28,727 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2024-11-27 23:25:28,727 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 23:25:28,727 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1451250620] [2024-11-27 23:25:28,727 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1451250620] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:25:28,727 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 23:25:28,727 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-27 23:25:28,728 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1461216833] [2024-11-27 23:25:28,728 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:25:28,728 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-27 23:25:28,728 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 23:25:28,729 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-27 23:25:28,729 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2024-11-27 23:25:28,729 INFO L87 Difference]: Start difference. First operand 443 states and 690 transitions. Second operand has 10 states, 10 states have (on average 4.8) internal successors, (48), 10 states have internal predecessors, (48), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-27 23:25:31,143 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:25:31,143 INFO L93 Difference]: Finished difference Result 1233 states and 1907 transitions. [2024-11-27 23:25:31,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-27 23:25:31,144 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 4.8) internal successors, (48), 10 states have internal predecessors, (48), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 170 [2024-11-27 23:25:31,144 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:25:31,148 INFO L225 Difference]: With dead ends: 1233 [2024-11-27 23:25:31,149 INFO L226 Difference]: Without dead ends: 941 [2024-11-27 23:25:31,150 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=77, Invalid=195, Unknown=0, NotChecked=0, Total=272 [2024-11-27 23:25:31,150 INFO L435 NwaCegarLoop]: 95 mSDtfsCounter, 388 mSDsluCounter, 526 mSDsCounter, 0 mSdLazyCounter, 639 mSolverCounterSat, 79 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 388 SdHoareTripleChecker+Valid, 621 SdHoareTripleChecker+Invalid, 718 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 79 IncrementalHoareTripleChecker+Valid, 639 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2024-11-27 23:25:31,150 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [388 Valid, 621 Invalid, 718 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [79 Valid, 639 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2024-11-27 23:25:31,152 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 941 states. [2024-11-27 23:25:31,193 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 941 to 448. [2024-11-27 23:25:31,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 448 states, 376 states have (on average 1.5159574468085106) internal successors, (570), 379 states have internal predecessors, (570), 64 states have call successors, (64), 7 states have call predecessors, (64), 7 states have return successors, (64), 61 states have call predecessors, (64), 64 states have call successors, (64) [2024-11-27 23:25:31,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 448 states and 698 transitions. [2024-11-27 23:25:31,197 INFO L78 Accepts]: Start accepts. Automaton has 448 states and 698 transitions. Word has length 170 [2024-11-27 23:25:31,197 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:25:31,197 INFO L471 AbstractCegarLoop]: Abstraction has 448 states and 698 transitions. [2024-11-27 23:25:31,198 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 4.8) internal successors, (48), 10 states have internal predecessors, (48), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-27 23:25:31,198 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 698 transitions. [2024-11-27 23:25:31,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2024-11-27 23:25:31,201 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:25:31,202 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:25:31,202 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-27 23:25:31,202 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:25:31,202 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:25:31,203 INFO L85 PathProgramCache]: Analyzing trace with hash 938577735, now seen corresponding path program 1 times [2024-11-27 23:25:31,203 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 23:25:31,203 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [620248833] [2024-11-27 23:25:31,203 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:25:31,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 23:25:33,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:25:34,396 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 6 proven. 66 refuted. 0 times theorem prover too weak. 1128 trivial. 0 not checked. [2024-11-27 23:25:34,397 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 23:25:34,397 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [620248833] [2024-11-27 23:25:34,397 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [620248833] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-27 23:25:34,397 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [155768782] [2024-11-27 23:25:34,398 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:25:34,398 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 23:25:34,398 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f5bed08-565e-4bed-b03b-02078af2800a/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 23:25:34,402 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f5bed08-565e-4bed-b03b-02078af2800a/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-27 23:25:34,404 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f5bed08-565e-4bed-b03b-02078af2800a/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-27 23:25:34,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:25:34,601 INFO L256 TraceCheckSpWp]: Trace formula consists of 421 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-27 23:25:34,615 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 23:25:35,056 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 620 proven. 78 refuted. 0 times theorem prover too weak. 502 trivial. 0 not checked. [2024-11-27 23:25:35,057 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-27 23:25:35,427 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 30 proven. 42 refuted. 0 times theorem prover too weak. 1128 trivial. 0 not checked. [2024-11-27 23:25:35,427 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [155768782] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-27 23:25:35,427 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-27 23:25:35,428 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 6] total 17 [2024-11-27 23:25:35,428 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1456078576] [2024-11-27 23:25:35,428 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-27 23:25:35,429 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-11-27 23:25:35,429 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 23:25:35,430 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-11-27 23:25:35,430 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=223, Unknown=0, NotChecked=0, Total=272 [2024-11-27 23:25:35,430 INFO L87 Difference]: Start difference. First operand 448 states and 698 transitions. Second operand has 17 states, 17 states have (on average 6.882352941176471) internal successors, (117), 17 states have internal predecessors, (117), 5 states have call successors, (64), 3 states have call predecessors, (64), 5 states have return successors, (65), 5 states have call predecessors, (65), 5 states have call successors, (65) [2024-11-27 23:25:38,047 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:25:38,047 INFO L93 Difference]: Finished difference Result 2082 states and 3137 transitions. [2024-11-27 23:25:38,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-11-27 23:25:38,048 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 6.882352941176471) internal successors, (117), 17 states have internal predecessors, (117), 5 states have call successors, (64), 3 states have call predecessors, (64), 5 states have return successors, (65), 5 states have call predecessors, (65), 5 states have call successors, (65) Word has length 171 [2024-11-27 23:25:38,048 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:25:38,056 INFO L225 Difference]: With dead ends: 2082 [2024-11-27 23:25:38,057 INFO L226 Difference]: Without dead ends: 1752 [2024-11-27 23:25:38,059 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 402 GetRequests, 339 SyntacticMatches, 2 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1145 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=683, Invalid=3223, Unknown=0, NotChecked=0, Total=3906 [2024-11-27 23:25:38,060 INFO L435 NwaCegarLoop]: 142 mSDtfsCounter, 2055 mSDsluCounter, 937 mSDsCounter, 0 mSdLazyCounter, 1264 mSolverCounterSat, 464 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2067 SdHoareTripleChecker+Valid, 1079 SdHoareTripleChecker+Invalid, 1728 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 464 IncrementalHoareTripleChecker+Valid, 1264 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-11-27 23:25:38,060 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2067 Valid, 1079 Invalid, 1728 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [464 Valid, 1264 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-11-27 23:25:38,063 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1752 states. [2024-11-27 23:25:38,122 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1752 to 568. [2024-11-27 23:25:38,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 568 states, 491 states have (on average 1.4521384928716905) internal successors, (713), 494 states have internal predecessors, (713), 64 states have call successors, (64), 12 states have call predecessors, (64), 12 states have return successors, (64), 61 states have call predecessors, (64), 64 states have call successors, (64) [2024-11-27 23:25:38,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 568 states and 841 transitions. [2024-11-27 23:25:38,127 INFO L78 Accepts]: Start accepts. Automaton has 568 states and 841 transitions. Word has length 171 [2024-11-27 23:25:38,128 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:25:38,128 INFO L471 AbstractCegarLoop]: Abstraction has 568 states and 841 transitions. [2024-11-27 23:25:38,128 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 6.882352941176471) internal successors, (117), 17 states have internal predecessors, (117), 5 states have call successors, (64), 3 states have call predecessors, (64), 5 states have return successors, (65), 5 states have call predecessors, (65), 5 states have call successors, (65) [2024-11-27 23:25:38,128 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 841 transitions. [2024-11-27 23:25:38,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2024-11-27 23:25:38,131 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:25:38,131 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:25:38,143 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f5bed08-565e-4bed-b03b-02078af2800a/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-11-27 23:25:38,332 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f5bed08-565e-4bed-b03b-02078af2800a/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2024-11-27 23:25:38,332 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:25:38,333 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:25:38,333 INFO L85 PathProgramCache]: Analyzing trace with hash 775362733, now seen corresponding path program 1 times [2024-11-27 23:25:38,333 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 23:25:38,333 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [433702748] [2024-11-27 23:25:38,333 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:25:38,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 23:25:38,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:25:38,615 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2024-11-27 23:25:38,615 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 23:25:38,615 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [433702748] [2024-11-27 23:25:38,615 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [433702748] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:25:38,615 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 23:25:38,615 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-27 23:25:38,615 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1127498150] [2024-11-27 23:25:38,615 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:25:38,616 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-27 23:25:38,616 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 23:25:38,616 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-27 23:25:38,616 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-27 23:25:38,617 INFO L87 Difference]: Start difference. First operand 568 states and 841 transitions. Second operand has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-27 23:25:38,848 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:25:38,849 INFO L93 Difference]: Finished difference Result 1004 states and 1493 transitions. [2024-11-27 23:25:38,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-27 23:25:38,850 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 171 [2024-11-27 23:25:38,850 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:25:38,857 INFO L225 Difference]: With dead ends: 1004 [2024-11-27 23:25:38,857 INFO L226 Difference]: Without dead ends: 582 [2024-11-27 23:25:38,858 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-27 23:25:38,861 INFO L435 NwaCegarLoop]: 154 mSDtfsCounter, 59 mSDsluCounter, 210 mSDsCounter, 0 mSdLazyCounter, 100 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 59 SdHoareTripleChecker+Valid, 364 SdHoareTripleChecker+Invalid, 102 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 100 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-27 23:25:38,861 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [59 Valid, 364 Invalid, 102 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 100 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-27 23:25:38,863 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 582 states. [2024-11-27 23:25:38,912 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 582 to 576. [2024-11-27 23:25:38,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 576 states, 499 states have (on average 1.4448897795591182) internal successors, (721), 502 states have internal predecessors, (721), 64 states have call successors, (64), 12 states have call predecessors, (64), 12 states have return successors, (64), 61 states have call predecessors, (64), 64 states have call successors, (64) [2024-11-27 23:25:38,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 576 states and 849 transitions. [2024-11-27 23:25:38,917 INFO L78 Accepts]: Start accepts. Automaton has 576 states and 849 transitions. Word has length 171 [2024-11-27 23:25:38,918 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:25:38,918 INFO L471 AbstractCegarLoop]: Abstraction has 576 states and 849 transitions. [2024-11-27 23:25:38,918 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-27 23:25:38,918 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 849 transitions. [2024-11-27 23:25:38,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2024-11-27 23:25:38,920 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:25:38,920 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:25:38,921 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-27 23:25:38,921 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:25:38,921 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:25:38,921 INFO L85 PathProgramCache]: Analyzing trace with hash 1364867828, now seen corresponding path program 1 times [2024-11-27 23:25:38,921 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 23:25:38,921 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1837291548] [2024-11-27 23:25:38,921 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:25:38,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 23:25:38,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:25:41,423 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2024-11-27 23:25:41,423 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 23:25:41,423 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1837291548] [2024-11-27 23:25:41,423 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1837291548] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:25:41,423 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 23:25:41,423 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-27 23:25:41,423 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1537002400] [2024-11-27 23:25:41,423 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:25:41,424 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-27 23:25:41,424 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 23:25:41,425 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-27 23:25:41,425 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2024-11-27 23:25:41,425 INFO L87 Difference]: Start difference. First operand 576 states and 849 transitions. Second operand has 9 states, 9 states have (on average 5.444444444444445) internal successors, (49), 9 states have internal predecessors, (49), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-27 23:25:43,313 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:25:43,314 INFO L93 Difference]: Finished difference Result 1538 states and 2266 transitions. [2024-11-27 23:25:43,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-27 23:25:43,314 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 5.444444444444445) internal successors, (49), 9 states have internal predecessors, (49), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 171 [2024-11-27 23:25:43,315 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:25:43,320 INFO L225 Difference]: With dead ends: 1538 [2024-11-27 23:25:43,320 INFO L226 Difference]: Without dead ends: 1116 [2024-11-27 23:25:43,322 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2024-11-27 23:25:43,322 INFO L435 NwaCegarLoop]: 100 mSDtfsCounter, 251 mSDsluCounter, 576 mSDsCounter, 0 mSdLazyCounter, 501 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 251 SdHoareTripleChecker+Valid, 676 SdHoareTripleChecker+Invalid, 503 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 501 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-11-27 23:25:43,323 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [251 Valid, 676 Invalid, 503 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 501 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-11-27 23:25:43,325 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1116 states. [2024-11-27 23:25:43,381 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1116 to 576. [2024-11-27 23:25:43,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 576 states, 499 states have (on average 1.4448897795591182) internal successors, (721), 502 states have internal predecessors, (721), 64 states have call successors, (64), 12 states have call predecessors, (64), 12 states have return successors, (64), 61 states have call predecessors, (64), 64 states have call successors, (64) [2024-11-27 23:25:43,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 576 states and 849 transitions. [2024-11-27 23:25:43,386 INFO L78 Accepts]: Start accepts. Automaton has 576 states and 849 transitions. Word has length 171 [2024-11-27 23:25:43,387 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:25:43,387 INFO L471 AbstractCegarLoop]: Abstraction has 576 states and 849 transitions. [2024-11-27 23:25:43,387 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 5.444444444444445) internal successors, (49), 9 states have internal predecessors, (49), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-27 23:25:43,387 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 849 transitions. [2024-11-27 23:25:43,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2024-11-27 23:25:43,389 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:25:43,390 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:25:43,390 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-27 23:25:43,390 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:25:43,391 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:25:43,391 INFO L85 PathProgramCache]: Analyzing trace with hash -769301604, now seen corresponding path program 1 times [2024-11-27 23:25:43,391 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 23:25:43,391 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1457703916] [2024-11-27 23:25:43,391 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:25:43,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 23:25:43,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-27 23:25:43,611 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [380215584] [2024-11-27 23:25:43,611 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:25:43,611 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 23:25:43,612 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f5bed08-565e-4bed-b03b-02078af2800a/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 23:25:43,614 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f5bed08-565e-4bed-b03b-02078af2800a/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-27 23:25:43,617 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f5bed08-565e-4bed-b03b-02078af2800a/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-27 23:25:43,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:25:43,891 INFO L256 TraceCheckSpWp]: Trace formula consists of 417 conjuncts, 53 conjuncts are in the unsatisfiable core [2024-11-27 23:25:43,903 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 23:25:47,902 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 604 proven. 210 refuted. 0 times theorem prover too weak. 386 trivial. 0 not checked. [2024-11-27 23:25:47,903 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-27 23:25:56,493 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 96 proven. 174 refuted. 0 times theorem prover too weak. 930 trivial. 0 not checked. [2024-11-27 23:25:56,496 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 23:25:56,497 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1457703916] [2024-11-27 23:25:56,498 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-27 23:25:56,500 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [380215584] [2024-11-27 23:25:56,501 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [380215584] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-27 23:25:56,501 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-27 23:25:56,501 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 25] total 50 [2024-11-27 23:25:56,501 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [51052399] [2024-11-27 23:25:56,501 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-27 23:25:56,506 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 50 states [2024-11-27 23:25:56,506 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 23:25:56,508 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 50 interpolants. [2024-11-27 23:25:56,514 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=485, Invalid=1965, Unknown=0, NotChecked=0, Total=2450 [2024-11-27 23:25:56,515 INFO L87 Difference]: Start difference. First operand 576 states and 849 transitions. Second operand has 50 states, 48 states have (on average 2.6458333333333335) internal successors, (127), 46 states have internal predecessors, (127), 12 states have call successors, (50), 7 states have call predecessors, (50), 13 states have return successors, (50), 10 states have call predecessors, (50), 12 states have call successors, (50) [2024-11-27 23:26:31,794 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:26:31,794 INFO L93 Difference]: Finished difference Result 3044 states and 4266 transitions. [2024-11-27 23:26:31,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 113 states. [2024-11-27 23:26:31,795 INFO L78 Accepts]: Start accepts. Automaton has has 50 states, 48 states have (on average 2.6458333333333335) internal successors, (127), 46 states have internal predecessors, (127), 12 states have call successors, (50), 7 states have call predecessors, (50), 13 states have return successors, (50), 10 states have call predecessors, (50), 12 states have call successors, (50) Word has length 172 [2024-11-27 23:26:31,796 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:26:31,814 INFO L225 Difference]: With dead ends: 3044 [2024-11-27 23:26:31,814 INFO L226 Difference]: Without dead ends: 2545 [2024-11-27 23:26:31,828 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 461 GetRequests, 305 SyntacticMatches, 0 SemanticMatches, 156 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9182 ImplicationChecksByTransitivity, 26.9s TimeCoverageRelationStatistics Valid=5624, Invalid=19182, Unknown=0, NotChecked=0, Total=24806 [2024-11-27 23:26:31,830 INFO L435 NwaCegarLoop]: 109 mSDtfsCounter, 2292 mSDsluCounter, 1971 mSDsCounter, 0 mSdLazyCounter, 3761 mSolverCounterSat, 351 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2294 SdHoareTripleChecker+Valid, 2080 SdHoareTripleChecker+Invalid, 4112 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 351 IncrementalHoareTripleChecker+Valid, 3761 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.1s IncrementalHoareTripleChecker+Time [2024-11-27 23:26:31,831 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2294 Valid, 2080 Invalid, 4112 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [351 Valid, 3761 Invalid, 0 Unknown, 0 Unchecked, 12.1s Time] [2024-11-27 23:26:31,836 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2545 states. [2024-11-27 23:26:32,083 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2545 to 1242. [2024-11-27 23:26:32,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1242 states, 1111 states have (on average 1.432043204320432) internal successors, (1591), 1116 states have internal predecessors, (1591), 93 states have call successors, (93), 37 states have call predecessors, (93), 37 states have return successors, (93), 88 states have call predecessors, (93), 93 states have call successors, (93) [2024-11-27 23:26:32,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1242 states to 1242 states and 1777 transitions. [2024-11-27 23:26:32,096 INFO L78 Accepts]: Start accepts. Automaton has 1242 states and 1777 transitions. Word has length 172 [2024-11-27 23:26:32,097 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:26:32,097 INFO L471 AbstractCegarLoop]: Abstraction has 1242 states and 1777 transitions. [2024-11-27 23:26:32,098 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 50 states, 48 states have (on average 2.6458333333333335) internal successors, (127), 46 states have internal predecessors, (127), 12 states have call successors, (50), 7 states have call predecessors, (50), 13 states have return successors, (50), 10 states have call predecessors, (50), 12 states have call successors, (50) [2024-11-27 23:26:32,098 INFO L276 IsEmpty]: Start isEmpty. Operand 1242 states and 1777 transitions. [2024-11-27 23:26:32,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2024-11-27 23:26:32,114 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:26:32,116 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:26:32,131 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f5bed08-565e-4bed-b03b-02078af2800a/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-11-27 23:26:32,317 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f5bed08-565e-4bed-b03b-02078af2800a/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2024-11-27 23:26:32,319 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:26:32,322 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:26:32,323 INFO L85 PathProgramCache]: Analyzing trace with hash -301234534, now seen corresponding path program 1 times [2024-11-27 23:26:32,323 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 23:26:32,323 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [538107720] [2024-11-27 23:26:32,323 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:26:32,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 23:26:33,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-27 23:26:33,522 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [66460634] [2024-11-27 23:26:33,522 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:26:33,522 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 23:26:33,522 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f5bed08-565e-4bed-b03b-02078af2800a/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 23:26:33,528 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f5bed08-565e-4bed-b03b-02078af2800a/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-27 23:26:33,534 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f5bed08-565e-4bed-b03b-02078af2800a/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-27 23:26:33,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 23:26:33,867 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-27 23:26:33,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 23:26:34,208 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-27 23:26:34,208 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-27 23:26:34,210 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-27 23:26:34,234 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f5bed08-565e-4bed-b03b-02078af2800a/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-11-27 23:26:34,417 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f5bed08-565e-4bed-b03b-02078af2800a/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2024-11-27 23:26:34,423 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:26:34,707 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-27 23:26:34,716 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.11 11:26:34 BoogieIcfgContainer [2024-11-27 23:26:34,721 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-27 23:26:34,722 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-27 23:26:34,723 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-27 23:26:34,723 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-27 23:26:34,724 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 11:24:28" (3/4) ... [2024-11-27 23:26:34,732 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-27 23:26:34,733 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-27 23:26:34,737 INFO L158 Benchmark]: Toolchain (without parser) took 128206.55ms. Allocated memory was 117.4MB in the beginning and 285.2MB in the end (delta: 167.8MB). Free memory was 85.0MB in the beginning and 103.4MB in the end (delta: -18.4MB). Peak memory consumption was 148.8MB. Max. memory is 16.1GB. [2024-11-27 23:26:34,738 INFO L158 Benchmark]: CDTParser took 0.60ms. Allocated memory is still 167.8MB. Free memory is still 104.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 23:26:34,739 INFO L158 Benchmark]: CACSL2BoogieTranslator took 572.07ms. Allocated memory is still 117.4MB. Free memory was 84.7MB in the beginning and 67.0MB in the end (delta: 17.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-27 23:26:34,743 INFO L158 Benchmark]: Boogie Procedure Inliner took 154.48ms. Allocated memory is still 117.4MB. Free memory was 67.0MB in the beginning and 59.0MB in the end (delta: 8.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-27 23:26:34,743 INFO L158 Benchmark]: Boogie Preprocessor took 151.17ms. Allocated memory is still 117.4MB. Free memory was 59.0MB in the beginning and 43.4MB in the end (delta: 15.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-27 23:26:34,744 INFO L158 Benchmark]: RCFGBuilder took 1300.08ms. Allocated memory is still 117.4MB. Free memory was 43.4MB in the beginning and 56.1MB in the end (delta: -12.8MB). Peak memory consumption was 24.2MB. Max. memory is 16.1GB. [2024-11-27 23:26:34,745 INFO L158 Benchmark]: TraceAbstraction took 126004.53ms. Allocated memory was 117.4MB in the beginning and 285.2MB in the end (delta: 167.8MB). Free memory was 55.3MB in the beginning and 103.5MB in the end (delta: -48.2MB). Peak memory consumption was 117.0MB. Max. memory is 16.1GB. [2024-11-27 23:26:34,745 INFO L158 Benchmark]: Witness Printer took 13.44ms. Allocated memory is still 285.2MB. Free memory was 103.5MB in the beginning and 103.4MB in the end (delta: 57.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 23:26:34,748 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.60ms. Allocated memory is still 167.8MB. Free memory is still 104.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 572.07ms. Allocated memory is still 117.4MB. Free memory was 84.7MB in the beginning and 67.0MB in the end (delta: 17.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 154.48ms. Allocated memory is still 117.4MB. Free memory was 67.0MB in the beginning and 59.0MB in the end (delta: 8.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 151.17ms. Allocated memory is still 117.4MB. Free memory was 59.0MB in the beginning and 43.4MB in the end (delta: 15.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1300.08ms. Allocated memory is still 117.4MB. Free memory was 43.4MB in the beginning and 56.1MB in the end (delta: -12.8MB). Peak memory consumption was 24.2MB. Max. memory is 16.1GB. * TraceAbstraction took 126004.53ms. Allocated memory was 117.4MB in the beginning and 285.2MB in the end (delta: 167.8MB). Free memory was 55.3MB in the beginning and 103.5MB in the end (delta: -48.2MB). Peak memory consumption was 117.0MB. Max. memory is 16.1GB. * Witness Printer took 13.44ms. Allocated memory is still 285.2MB. Free memory was 103.5MB in the beginning and 103.4MB in the end (delta: 57.0kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 165, overapproximation of someBinaryFLOATComparisonOperation at line 167, overapproximation of someBinaryFLOATComparisonOperation at line 169, overapproximation of someBinaryFLOATComparisonOperation at line 193, overapproximation of someUnaryDOUBLEoperation at line 38, overapproximation of someBinaryDOUBLEComparisonOperation at line 193, overapproximation of someBinaryDOUBLEComparisonOperation at line 97, overapproximation of someBinaryDOUBLEComparisonOperation at line 174, overapproximation of someBinaryDOUBLEComparisonOperation at line 175, overapproximation of someBinaryArithmeticFLOAToperation at line 91. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = -100; [L23] unsigned char var_1_2 = 200; [L24] unsigned char var_1_3 = 100; [L25] unsigned char var_1_4 = 8; [L26] unsigned char var_1_7 = 16; [L27] unsigned char var_1_9 = 0; [L28] unsigned char var_1_12 = 0; [L29] unsigned char var_1_13 = 0; [L30] unsigned char var_1_14 = 0; [L31] unsigned char var_1_15 = 1; [L32] unsigned char var_1_16 = 0; [L33] unsigned short int var_1_17 = 256; [L34] signed short int var_1_19 = -100; [L35] signed short int var_1_20 = 32; [L36] unsigned char var_1_21 = 1; [L37] signed short int var_1_23 = -256; [L38] float var_1_24 = -0.5; [L39] float var_1_25 = 255.8; [L40] float var_1_26 = 31.2; [L41] float var_1_27 = 0.5; [L42] unsigned char var_1_28 = 32; [L43] unsigned char var_1_29 = 64; [L44] unsigned short int var_1_30 = 16; [L45] double var_1_31 = 255.9; [L46] unsigned short int var_1_33 = 39141; [L47] unsigned short int var_1_34 = 52589; [L48] signed long int last_1_var_1_1 = -100; [L49] unsigned char last_1_var_1_7 = 16; [L50] unsigned short int last_1_var_1_17 = 256; [L51] signed short int last_1_var_1_19 = -100; [L52] signed short int last_1_var_1_20 = 32; [L53] signed short int last_1_var_1_23 = -256; [L54] unsigned char last_1_var_1_28 = 32; VAL [isInitial=0, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=0, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_25=1279/5, var_1_26=156/5, var_1_27=1/2, var_1_28=32, var_1_29=64, var_1_2=200, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=100, var_1_4=8, var_1_7=16, var_1_9=0] [L197] isInitial = 1 [L198] FCALL initially() [L200] CALL updateLastVariables() [L184] last_1_var_1_1 = var_1_1 [L185] last_1_var_1_7 = var_1_7 [L186] last_1_var_1_17 = var_1_17 [L187] last_1_var_1_19 = var_1_19 [L188] last_1_var_1_20 = var_1_20 [L189] last_1_var_1_23 = var_1_23 [L190] last_1_var_1_28 = var_1_28 VAL [isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=0, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_25=1279/5, var_1_26=156/5, var_1_27=1/2, var_1_28=32, var_1_29=64, var_1_2=200, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=100, var_1_4=8, var_1_7=16, var_1_9=0] [L200] RET updateLastVariables() [L201] CALL updateVariables() [L143] var_1_2 = __VERIFIER_nondet_uchar() [L144] CALL assume_abort_if_not(var_1_2 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=0, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_25=1279/5, var_1_26=156/5, var_1_27=1/2, var_1_28=32, var_1_29=64, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=100, var_1_4=8, var_1_7=16, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=0, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_25=1279/5, var_1_26=156/5, var_1_27=1/2, var_1_28=32, var_1_29=64, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=100, var_1_4=8, var_1_7=16, var_1_9=0] [L144] RET assume_abort_if_not(var_1_2 >= 127) VAL [isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=0, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_25=1279/5, var_1_26=156/5, var_1_27=1/2, var_1_28=32, var_1_29=64, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=100, var_1_4=8, var_1_7=16, var_1_9=0] [L145] CALL assume_abort_if_not(var_1_2 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=0, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_25=1279/5, var_1_26=156/5, var_1_27=1/2, var_1_28=32, var_1_29=64, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=100, var_1_4=8, var_1_7=16, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=0, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_25=1279/5, var_1_26=156/5, var_1_27=1/2, var_1_28=32, var_1_29=64, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=100, var_1_4=8, var_1_7=16, var_1_9=0] [L145] RET assume_abort_if_not(var_1_2 <= 255) VAL [isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=0, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_25=1279/5, var_1_26=156/5, var_1_27=1/2, var_1_28=32, var_1_29=64, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=100, var_1_4=8, var_1_7=16, var_1_9=0] [L146] var_1_3 = __VERIFIER_nondet_uchar() [L147] CALL assume_abort_if_not(var_1_3 >= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=0, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_25=1279/5, var_1_26=156/5, var_1_27=1/2, var_1_28=32, var_1_29=64, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=-400, var_1_4=8, var_1_7=16, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=0, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_25=1279/5, var_1_26=156/5, var_1_27=1/2, var_1_28=32, var_1_29=64, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=-400, var_1_4=8, var_1_7=16, var_1_9=0] [L147] RET assume_abort_if_not(var_1_3 >= 63) VAL [isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=0, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_25=1279/5, var_1_26=156/5, var_1_27=1/2, var_1_28=32, var_1_29=64, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=-400, var_1_4=8, var_1_7=16, var_1_9=0] [L148] CALL assume_abort_if_not(var_1_3 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=0, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_25=1279/5, var_1_26=156/5, var_1_27=1/2, var_1_28=32, var_1_29=64, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=-400, var_1_4=8, var_1_7=16, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=0, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_25=1279/5, var_1_26=156/5, var_1_27=1/2, var_1_28=32, var_1_29=64, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=-400, var_1_4=8, var_1_7=16, var_1_9=0] [L148] RET assume_abort_if_not(var_1_3 <= 127) VAL [isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=0, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_25=1279/5, var_1_26=156/5, var_1_27=1/2, var_1_28=32, var_1_29=64, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=-400, var_1_4=8, var_1_7=16, var_1_9=0] [L149] var_1_4 = __VERIFIER_nondet_uchar() [L150] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=0, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_25=1279/5, var_1_26=156/5, var_1_27=1/2, var_1_28=32, var_1_29=64, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=-400, var_1_7=16, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=0, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_25=1279/5, var_1_26=156/5, var_1_27=1/2, var_1_28=32, var_1_29=64, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=-400, var_1_7=16, var_1_9=0] [L150] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=0, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_25=1279/5, var_1_26=156/5, var_1_27=1/2, var_1_28=32, var_1_29=64, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=-400, var_1_7=16, var_1_9=0] [L151] CALL assume_abort_if_not(var_1_4 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=0, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_25=1279/5, var_1_26=156/5, var_1_27=1/2, var_1_28=32, var_1_29=64, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=-400, var_1_4=256, var_1_7=16, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=0, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_25=1279/5, var_1_26=156/5, var_1_27=1/2, var_1_28=32, var_1_29=64, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=-400, var_1_4=256, var_1_7=16, var_1_9=0] [L151] RET assume_abort_if_not(var_1_4 <= 63) VAL [isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=0, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_25=1279/5, var_1_26=156/5, var_1_27=1/2, var_1_28=32, var_1_29=64, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=-400, var_1_4=256, var_1_7=16, var_1_9=0] [L152] var_1_12 = __VERIFIER_nondet_uchar() [L153] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=0, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_25=1279/5, var_1_26=156/5, var_1_27=1/2, var_1_28=32, var_1_29=64, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=-400, var_1_4=256, var_1_7=16, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=0, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_25=1279/5, var_1_26=156/5, var_1_27=1/2, var_1_28=32, var_1_29=64, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=-400, var_1_4=256, var_1_7=16, var_1_9=0] [L153] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=0, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_25=1279/5, var_1_26=156/5, var_1_27=1/2, var_1_28=32, var_1_29=64, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=-400, var_1_4=256, var_1_7=16, var_1_9=0] [L154] CALL assume_abort_if_not(var_1_12 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=0, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_25=1279/5, var_1_26=156/5, var_1_27=1/2, var_1_28=32, var_1_29=64, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=-400, var_1_4=256, var_1_7=16, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=0, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_25=1279/5, var_1_26=156/5, var_1_27=1/2, var_1_28=32, var_1_29=64, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=-400, var_1_4=256, var_1_7=16, var_1_9=0] [L154] RET assume_abort_if_not(var_1_12 <= 0) VAL [isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=0, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_25=1279/5, var_1_26=156/5, var_1_27=1/2, var_1_28=32, var_1_29=64, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=-400, var_1_4=256, var_1_7=16, var_1_9=0] [L155] var_1_13 = __VERIFIER_nondet_uchar() [L156] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_14=0, var_1_15=1, var_1_16=0, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_25=1279/5, var_1_26=156/5, var_1_27=1/2, var_1_28=32, var_1_29=64, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=-400, var_1_4=256, var_1_7=16, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_14=0, var_1_15=1, var_1_16=0, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_25=1279/5, var_1_26=156/5, var_1_27=1/2, var_1_28=32, var_1_29=64, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=-400, var_1_4=256, var_1_7=16, var_1_9=0] [L156] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_14=0, var_1_15=1, var_1_16=0, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_25=1279/5, var_1_26=156/5, var_1_27=1/2, var_1_28=32, var_1_29=64, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=-400, var_1_4=256, var_1_7=16, var_1_9=0] [L157] CALL assume_abort_if_not(var_1_13 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=0, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_25=1279/5, var_1_26=156/5, var_1_27=1/2, var_1_28=32, var_1_29=64, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=-400, var_1_4=256, var_1_7=16, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=0, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_25=1279/5, var_1_26=156/5, var_1_27=1/2, var_1_28=32, var_1_29=64, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=-400, var_1_4=256, var_1_7=16, var_1_9=0] [L157] RET assume_abort_if_not(var_1_13 <= 0) VAL [isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=0, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_25=1279/5, var_1_26=156/5, var_1_27=1/2, var_1_28=32, var_1_29=64, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=-400, var_1_4=256, var_1_7=16, var_1_9=0] [L158] var_1_15 = __VERIFIER_nondet_uchar() [L159] CALL assume_abort_if_not(var_1_15 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=0, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_25=1279/5, var_1_26=156/5, var_1_27=1/2, var_1_28=32, var_1_29=64, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=-400, var_1_4=256, var_1_7=16, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=0, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_25=1279/5, var_1_26=156/5, var_1_27=1/2, var_1_28=32, var_1_29=64, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=-400, var_1_4=256, var_1_7=16, var_1_9=0] [L159] RET assume_abort_if_not(var_1_15 >= 1) VAL [isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=0, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_25=1279/5, var_1_26=156/5, var_1_27=1/2, var_1_28=32, var_1_29=64, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=-400, var_1_4=256, var_1_7=16, var_1_9=0] [L160] CALL assume_abort_if_not(var_1_15 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=0, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_25=1279/5, var_1_26=156/5, var_1_27=1/2, var_1_28=32, var_1_29=64, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=-400, var_1_4=256, var_1_7=16, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=0, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_25=1279/5, var_1_26=156/5, var_1_27=1/2, var_1_28=32, var_1_29=64, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=-400, var_1_4=256, var_1_7=16, var_1_9=0] [L160] RET assume_abort_if_not(var_1_15 <= 1) VAL [isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=0, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_25=1279/5, var_1_26=156/5, var_1_27=1/2, var_1_28=32, var_1_29=64, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=-400, var_1_4=256, var_1_7=16, var_1_9=0] [L161] var_1_16 = __VERIFIER_nondet_uchar() [L162] CALL assume_abort_if_not(var_1_16 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_25=1279/5, var_1_26=156/5, var_1_27=1/2, var_1_28=32, var_1_29=64, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=-400, var_1_4=256, var_1_7=16, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_25=1279/5, var_1_26=156/5, var_1_27=1/2, var_1_28=32, var_1_29=64, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=-400, var_1_4=256, var_1_7=16, var_1_9=0] [L162] RET assume_abort_if_not(var_1_16 >= 1) VAL [isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_25=1279/5, var_1_26=156/5, var_1_27=1/2, var_1_28=32, var_1_29=64, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=-400, var_1_4=256, var_1_7=16, var_1_9=0] [L163] CALL assume_abort_if_not(var_1_16 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_25=1279/5, var_1_26=156/5, var_1_27=1/2, var_1_28=32, var_1_29=64, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=-400, var_1_4=256, var_1_7=16, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_25=1279/5, var_1_26=156/5, var_1_27=1/2, var_1_28=32, var_1_29=64, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=-400, var_1_4=256, var_1_7=16, var_1_9=0] [L163] RET assume_abort_if_not(var_1_16 <= 1) VAL [isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_25=1279/5, var_1_26=156/5, var_1_27=1/2, var_1_28=32, var_1_29=64, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=-400, var_1_4=256, var_1_7=16, var_1_9=0] [L164] var_1_25 = __VERIFIER_nondet_float() [L165] CALL assume_abort_if_not((var_1_25 >= -461168.6018427382800e+13F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 4611686.018427382800e+12F && var_1_25 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_26=156/5, var_1_27=1/2, var_1_28=32, var_1_29=64, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=-400, var_1_4=256, var_1_7=16, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_26=156/5, var_1_27=1/2, var_1_28=32, var_1_29=64, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=-400, var_1_4=256, var_1_7=16, var_1_9=0] [L165] RET assume_abort_if_not((var_1_25 >= -461168.6018427382800e+13F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 4611686.018427382800e+12F && var_1_25 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_26=156/5, var_1_27=1/2, var_1_28=32, var_1_29=64, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=-400, var_1_4=256, var_1_7=16, var_1_9=0] [L166] var_1_26 = __VERIFIER_nondet_float() [L167] CALL assume_abort_if_not((var_1_26 >= -461168.6018427382800e+13F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 4611686.018427382800e+12F && var_1_26 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_27=1/2, var_1_28=32, var_1_29=64, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=-400, var_1_4=256, var_1_7=16, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_27=1/2, var_1_28=32, var_1_29=64, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=-400, var_1_4=256, var_1_7=16, var_1_9=0] [L167] RET assume_abort_if_not((var_1_26 >= -461168.6018427382800e+13F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 4611686.018427382800e+12F && var_1_26 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_27=1/2, var_1_28=32, var_1_29=64, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=-400, var_1_4=256, var_1_7=16, var_1_9=0] [L168] var_1_27 = __VERIFIER_nondet_float() [L169] CALL assume_abort_if_not((var_1_27 >= -461168.6018427382800e+13F && var_1_27 <= -1.0e-20F) || (var_1_27 <= 4611686.018427382800e+12F && var_1_27 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_28=32, var_1_29=64, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=-400, var_1_4=256, var_1_7=16, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_28=32, var_1_29=64, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=-400, var_1_4=256, var_1_7=16, var_1_9=0] [L169] RET assume_abort_if_not((var_1_27 >= -461168.6018427382800e+13F && var_1_27 <= -1.0e-20F) || (var_1_27 <= 4611686.018427382800e+12F && var_1_27 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_28=32, var_1_29=64, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=-400, var_1_4=256, var_1_7=16, var_1_9=0] [L170] var_1_29 = __VERIFIER_nondet_uchar() [L171] CALL assume_abort_if_not(var_1_29 >= 64) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_28=32, var_1_29=-192, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=-400, var_1_4=256, var_1_7=16, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_28=32, var_1_29=-192, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=-400, var_1_4=256, var_1_7=16, var_1_9=0] [L171] RET assume_abort_if_not(var_1_29 >= 64) VAL [isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_28=32, var_1_29=-192, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=-400, var_1_4=256, var_1_7=16, var_1_9=0] [L172] CALL assume_abort_if_not(var_1_29 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_28=32, var_1_29=-192, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=-400, var_1_4=256, var_1_7=16, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_28=32, var_1_29=-192, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=-400, var_1_4=256, var_1_7=16, var_1_9=0] [L172] RET assume_abort_if_not(var_1_29 <= 127) VAL [isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_28=32, var_1_29=-192, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=-400, var_1_4=256, var_1_7=16, var_1_9=0] [L173] var_1_31 = __VERIFIER_nondet_double() [L174] CALL assume_abort_if_not((var_1_31 >= -922337.2036854776000e+13F && var_1_31 <= -1.0e-20F) || (var_1_31 <= 9223372.036854776000e+12F && var_1_31 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_28=32, var_1_29=-192, var_1_2=127, var_1_30=16, var_1_33=39141, var_1_34=52589, var_1_3=-400, var_1_4=256, var_1_7=16, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_28=32, var_1_29=-192, var_1_2=127, var_1_30=16, var_1_33=39141, var_1_34=52589, var_1_3=-400, var_1_4=256, var_1_7=16, var_1_9=0] [L174] RET assume_abort_if_not((var_1_31 >= -922337.2036854776000e+13F && var_1_31 <= -1.0e-20F) || (var_1_31 <= 9223372.036854776000e+12F && var_1_31 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_28=32, var_1_29=-192, var_1_2=127, var_1_30=16, var_1_33=39141, var_1_34=52589, var_1_3=-400, var_1_4=256, var_1_7=16, var_1_9=0] [L175] CALL assume_abort_if_not(var_1_31 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_28=32, var_1_29=-192, var_1_2=127, var_1_30=16, var_1_33=39141, var_1_34=52589, var_1_3=-400, var_1_4=256, var_1_7=16, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_28=32, var_1_29=-192, var_1_2=127, var_1_30=16, var_1_33=39141, var_1_34=52589, var_1_3=-400, var_1_4=256, var_1_7=16, var_1_9=0] [L175] RET assume_abort_if_not(var_1_31 != 0.0F) VAL [isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_28=32, var_1_29=-192, var_1_2=127, var_1_30=16, var_1_33=39141, var_1_34=52589, var_1_3=-400, var_1_4=256, var_1_7=16, var_1_9=0] [L176] var_1_33 = __VERIFIER_nondet_ushort() [L177] CALL assume_abort_if_not(var_1_33 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_28=32, var_1_29=-192, var_1_2=127, var_1_30=16, var_1_33=98303, var_1_34=52589, var_1_3=-400, var_1_4=256, var_1_7=16, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_28=32, var_1_29=-192, var_1_2=127, var_1_30=16, var_1_33=98303, var_1_34=52589, var_1_3=-400, var_1_4=256, var_1_7=16, var_1_9=0] [L177] RET assume_abort_if_not(var_1_33 >= 32767) VAL [isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_28=32, var_1_29=-192, var_1_2=127, var_1_30=16, var_1_33=98303, var_1_34=52589, var_1_3=-400, var_1_4=256, var_1_7=16, var_1_9=0] [L178] CALL assume_abort_if_not(var_1_33 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_28=32, var_1_29=-192, var_1_2=127, var_1_30=16, var_1_33=98303, var_1_34=52589, var_1_3=-400, var_1_4=256, var_1_7=16, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_28=32, var_1_29=-192, var_1_2=127, var_1_30=16, var_1_33=98303, var_1_34=52589, var_1_3=-400, var_1_4=256, var_1_7=16, var_1_9=0] [L178] RET assume_abort_if_not(var_1_33 <= 65534) VAL [isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_28=32, var_1_29=-192, var_1_2=127, var_1_30=16, var_1_33=98303, var_1_34=52589, var_1_3=-400, var_1_4=256, var_1_7=16, var_1_9=0] [L179] var_1_34 = __VERIFIER_nondet_ushort() [L180] CALL assume_abort_if_not(var_1_34 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_28=32, var_1_29=-192, var_1_2=127, var_1_30=16, var_1_33=98303, var_1_34=32767, var_1_3=-400, var_1_4=256, var_1_7=16, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_28=32, var_1_29=-192, var_1_2=127, var_1_30=16, var_1_33=98303, var_1_34=32767, var_1_3=-400, var_1_4=256, var_1_7=16, var_1_9=0] [L180] RET assume_abort_if_not(var_1_34 >= 32767) VAL [isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_28=32, var_1_29=-192, var_1_2=127, var_1_30=16, var_1_33=98303, var_1_34=32767, var_1_3=-400, var_1_4=256, var_1_7=16, var_1_9=0] [L181] CALL assume_abort_if_not(var_1_34 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_28=32, var_1_29=-192, var_1_2=127, var_1_30=16, var_1_33=98303, var_1_34=32767, var_1_3=-400, var_1_4=256, var_1_7=16, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_28=32, var_1_29=-192, var_1_2=127, var_1_30=16, var_1_33=98303, var_1_34=32767, var_1_3=-400, var_1_4=256, var_1_7=16, var_1_9=0] [L181] RET assume_abort_if_not(var_1_34 <= 65534) VAL [isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_28=32, var_1_29=-192, var_1_2=127, var_1_30=16, var_1_33=98303, var_1_34=32767, var_1_3=-400, var_1_4=256, var_1_7=16, var_1_9=0] [L201] RET updateVariables() [L202] CALL step() [L58] COND FALSE !((var_1_2 - (var_1_3 - var_1_4)) == last_1_var_1_7) [L67] var_1_1 = var_1_2 VAL [isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=-100, var_1_1=127, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_28=32, var_1_29=-192, var_1_2=127, var_1_30=16, var_1_33=98303, var_1_34=32767, var_1_3=-400, var_1_4=256, var_1_7=16, var_1_9=0] [L69] unsigned char stepLocal_3 = var_1_4; [L70] signed long int stepLocal_2 = last_1_var_1_17; VAL [isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, stepLocal_2=256, stepLocal_3=256, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=-100, var_1_1=127, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_28=32, var_1_29=-192, var_1_2=127, var_1_30=16, var_1_33=98303, var_1_34=32767, var_1_3=-400, var_1_4=256, var_1_7=16, var_1_9=0] [L71] COND FALSE !(stepLocal_2 < ((((var_1_2) > (var_1_4)) ? (var_1_2) : (var_1_4)))) [L78] var_1_14 = var_1_15 VAL [isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, stepLocal_3=256, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=-100, var_1_1=127, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_28=32, var_1_29=-192, var_1_2=127, var_1_30=16, var_1_33=98303, var_1_34=32767, var_1_3=-400, var_1_4=256, var_1_7=16, var_1_9=0] [L80] unsigned char stepLocal_1 = last_1_var_1_28 < (var_1_3 - var_1_4); [L81] signed long int stepLocal_0 = last_1_var_1_28; VAL [isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, stepLocal_0=32, stepLocal_1=1, stepLocal_3=256, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=-100, var_1_1=127, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_28=32, var_1_29=-192, var_1_2=127, var_1_30=16, var_1_33=98303, var_1_34=32767, var_1_3=-400, var_1_4=256, var_1_7=16, var_1_9=0] [L82] COND TRUE stepLocal_1 || (last_1_var_1_23 > (last_1_var_1_19 * last_1_var_1_1)) VAL [isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, stepLocal_0=32, stepLocal_3=256, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=-100, var_1_1=127, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_28=32, var_1_29=-192, var_1_2=127, var_1_30=16, var_1_33=98303, var_1_34=32767, var_1_3=-400, var_1_4=256, var_1_7=16, var_1_9=0] [L83] COND TRUE stepLocal_0 >= var_1_4 [L84] var_1_7 = 2 VAL [isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, stepLocal_3=256, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=-100, var_1_1=127, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_28=32, var_1_29=-192, var_1_2=127, var_1_30=16, var_1_33=98303, var_1_34=32767, var_1_3=-400, var_1_4=256, var_1_7=2, var_1_9=0] [L91] var_1_24 = (var_1_25 + ((((var_1_26) < (var_1_27)) ? (var_1_26) : (var_1_27)))) VAL [isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, stepLocal_3=256, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=-100, var_1_1=127, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_28=32, var_1_29=-192, var_1_2=127, var_1_30=16, var_1_33=98303, var_1_34=32767, var_1_3=-400, var_1_4=256, var_1_7=2, var_1_9=0] [L92] COND TRUE ! var_1_12 [L93] var_1_28 = ((((((var_1_3) < 0 ) ? -(var_1_3) : (var_1_3))) + var_1_29) - var_1_4) VAL [isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, stepLocal_3=256, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=-100, var_1_1=127, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_28=176, var_1_29=-192, var_1_2=127, var_1_30=16, var_1_33=98303, var_1_34=32767, var_1_3=-400, var_1_4=256, var_1_7=2, var_1_9=0] [L97] COND TRUE (var_1_24 / var_1_31) > var_1_24 [L98] var_1_30 = (((((var_1_33) > (var_1_34)) ? (var_1_33) : (var_1_34))) - var_1_4) VAL [isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, stepLocal_3=256, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=-100, var_1_1=127, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_28=176, var_1_29=-192, var_1_2=127, var_1_30=32767, var_1_33=98303, var_1_34=32767, var_1_3=-400, var_1_4=256, var_1_7=2, var_1_9=0] [L100] EXPR var_1_4 ^ var_1_1 VAL [isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, stepLocal_3=256, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=-100, var_1_1=127, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_28=176, var_1_29=-192, var_1_2=127, var_1_30=32767, var_1_33=98303, var_1_34=32767, var_1_3=-400, var_1_4=256, var_1_7=2, var_1_9=0] [L100] COND FALSE !(var_1_1 != (var_1_4 ^ var_1_1)) [L109] unsigned char stepLocal_6 = var_1_9; VAL [isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, stepLocal_3=256, stepLocal_6=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=-100, var_1_1=127, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_28=176, var_1_29=-192, var_1_2=127, var_1_30=32767, var_1_33=98303, var_1_34=32767, var_1_3=-400, var_1_4=256, var_1_7=2, var_1_9=0] [L110] COND TRUE stepLocal_6 || (var_1_28 >= last_1_var_1_20) [L111] var_1_20 = (((((var_1_2) > (var_1_3)) ? (var_1_2) : (var_1_3))) + var_1_4) VAL [isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, stepLocal_3=256, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=-100, var_1_1=127, var_1_20=127, var_1_21=1, var_1_23=-256, var_1_28=176, var_1_29=-192, var_1_2=127, var_1_30=32767, var_1_33=98303, var_1_34=32767, var_1_3=-400, var_1_4=256, var_1_7=2, var_1_9=0] [L115] unsigned char stepLocal_8 = var_1_28 > var_1_7; VAL [isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, stepLocal_3=256, stepLocal_8=1, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=-100, var_1_1=127, var_1_20=127, var_1_21=1, var_1_23=-256, var_1_28=176, var_1_29=-192, var_1_2=127, var_1_30=32767, var_1_33=98303, var_1_34=32767, var_1_3=-400, var_1_4=256, var_1_7=2, var_1_9=0] [L116] COND TRUE stepLocal_8 || var_1_14 [L117] var_1_23 = (((((var_1_3 + (var_1_2 - var_1_28))) < (var_1_4)) ? ((var_1_3 + (var_1_2 - var_1_28))) : (var_1_4))) VAL [isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, stepLocal_3=256, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=-100, var_1_1=127, var_1_20=127, var_1_21=1, var_1_23=0, var_1_28=176, var_1_29=-192, var_1_2=127, var_1_30=32767, var_1_33=98303, var_1_34=32767, var_1_3=-400, var_1_4=256, var_1_7=2, var_1_9=0] [L121] var_1_19 = ((((((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4)))) < (var_1_28)) ? (((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4)))) : (var_1_28))) [L122] unsigned char stepLocal_7 = ((((var_1_23) > (var_1_19)) ? (var_1_23) : (var_1_19))) <= 0; VAL [isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, stepLocal_3=256, stepLocal_7=1, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=0, var_1_1=127, var_1_20=127, var_1_21=1, var_1_23=0, var_1_28=176, var_1_29=-192, var_1_2=127, var_1_30=32767, var_1_33=98303, var_1_34=32767, var_1_3=-400, var_1_4=256, var_1_7=2, var_1_9=0] [L123] COND FALSE !(stepLocal_7 && var_1_13) VAL [isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, stepLocal_3=256, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=0, var_1_1=127, var_1_20=127, var_1_21=1, var_1_23=0, var_1_28=176, var_1_29=-192, var_1_2=127, var_1_30=32767, var_1_33=98303, var_1_34=32767, var_1_3=-400, var_1_4=256, var_1_7=2, var_1_9=0] [L128] signed short int stepLocal_5 = var_1_23; [L129] unsigned char stepLocal_4 = var_1_12; VAL [isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, stepLocal_3=256, stepLocal_4=0, stepLocal_5=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=0, var_1_1=127, var_1_20=127, var_1_21=1, var_1_23=0, var_1_28=176, var_1_29=-192, var_1_2=127, var_1_30=32767, var_1_33=98303, var_1_34=32767, var_1_3=-400, var_1_4=256, var_1_7=2, var_1_9=0] [L130] COND FALSE !((var_1_28 / (2571661009u - var_1_2)) != stepLocal_5) VAL [isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, stepLocal_3=256, stepLocal_4=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=0, var_1_1=127, var_1_20=127, var_1_21=1, var_1_23=0, var_1_28=176, var_1_29=-192, var_1_2=127, var_1_30=32767, var_1_33=98303, var_1_34=32767, var_1_3=-400, var_1_4=256, var_1_7=2, var_1_9=0] [L135] COND TRUE \read(var_1_21) [L136] var_1_17 = var_1_7 VAL [isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, stepLocal_3=256, stepLocal_4=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=2, var_1_19=0, var_1_1=127, var_1_20=127, var_1_21=1, var_1_23=0, var_1_28=176, var_1_29=-192, var_1_2=127, var_1_30=32767, var_1_33=98303, var_1_34=32767, var_1_3=-400, var_1_4=256, var_1_7=2, var_1_9=0] [L202] RET step() [L203] CALL, EXPR property() [L193] EXPR ((((var_1_2 - (var_1_3 - var_1_4)) == last_1_var_1_7) ? (((var_1_3 + last_1_var_1_7) >= (var_1_4 / var_1_2)) ? ((last_1_var_1_7 > var_1_4) ? (var_1_1 == ((signed long int) (var_1_4 + last_1_var_1_20))) : (var_1_1 == ((signed long int) var_1_2))) : 1) : (var_1_1 == ((signed long int) var_1_2))) && (((last_1_var_1_28 < (var_1_3 - var_1_4)) || (last_1_var_1_23 > (last_1_var_1_19 * last_1_var_1_1))) ? ((last_1_var_1_28 >= var_1_4) ? (var_1_7 == ((unsigned char) 2)) : (var_1_7 == ((unsigned char) var_1_4))) : (var_1_7 == ((unsigned char) var_1_3)))) && ((var_1_1 != (var_1_4 ^ var_1_1)) ? (var_1_14 ? (var_1_14 ? (var_1_9 == ((unsigned char) (var_1_12 || (! (! var_1_13))))) : 1) : (var_1_9 == ((unsigned char) var_1_13))) : 1) VAL [isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=2, var_1_19=0, var_1_1=127, var_1_20=127, var_1_21=1, var_1_23=0, var_1_28=176, var_1_29=-192, var_1_2=127, var_1_30=32767, var_1_33=98303, var_1_34=32767, var_1_3=-400, var_1_4=256, var_1_7=2, var_1_9=0] [L193] EXPR var_1_4 ^ var_1_1 VAL [isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=2, var_1_19=0, var_1_1=127, var_1_20=127, var_1_21=1, var_1_23=0, var_1_28=176, var_1_29=-192, var_1_2=127, var_1_30=32767, var_1_33=98303, var_1_34=32767, var_1_3=-400, var_1_4=256, var_1_7=2, var_1_9=0] [L193] EXPR ((((var_1_2 - (var_1_3 - var_1_4)) == last_1_var_1_7) ? (((var_1_3 + last_1_var_1_7) >= (var_1_4 / var_1_2)) ? ((last_1_var_1_7 > var_1_4) ? (var_1_1 == ((signed long int) (var_1_4 + last_1_var_1_20))) : (var_1_1 == ((signed long int) var_1_2))) : 1) : (var_1_1 == ((signed long int) var_1_2))) && (((last_1_var_1_28 < (var_1_3 - var_1_4)) || (last_1_var_1_23 > (last_1_var_1_19 * last_1_var_1_1))) ? ((last_1_var_1_28 >= var_1_4) ? (var_1_7 == ((unsigned char) 2)) : (var_1_7 == ((unsigned char) var_1_4))) : (var_1_7 == ((unsigned char) var_1_3)))) && ((var_1_1 != (var_1_4 ^ var_1_1)) ? (var_1_14 ? (var_1_14 ? (var_1_9 == ((unsigned char) (var_1_12 || (! (! var_1_13))))) : 1) : (var_1_9 == ((unsigned char) var_1_13))) : 1) VAL [isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=2, var_1_19=0, var_1_1=127, var_1_20=127, var_1_21=1, var_1_23=0, var_1_28=176, var_1_29=-192, var_1_2=127, var_1_30=32767, var_1_33=98303, var_1_34=32767, var_1_3=-400, var_1_4=256, var_1_7=2, var_1_9=0] [L193-L194] return (((((((((((((var_1_2 - (var_1_3 - var_1_4)) == last_1_var_1_7) ? (((var_1_3 + last_1_var_1_7) >= (var_1_4 / var_1_2)) ? ((last_1_var_1_7 > var_1_4) ? (var_1_1 == ((signed long int) (var_1_4 + last_1_var_1_20))) : (var_1_1 == ((signed long int) var_1_2))) : 1) : (var_1_1 == ((signed long int) var_1_2))) && (((last_1_var_1_28 < (var_1_3 - var_1_4)) || (last_1_var_1_23 > (last_1_var_1_19 * last_1_var_1_1))) ? ((last_1_var_1_28 >= var_1_4) ? (var_1_7 == ((unsigned char) 2)) : (var_1_7 == ((unsigned char) var_1_4))) : (var_1_7 == ((unsigned char) var_1_3)))) && ((var_1_1 != (var_1_4 ^ var_1_1)) ? (var_1_14 ? (var_1_14 ? (var_1_9 == ((unsigned char) (var_1_12 || (! (! var_1_13))))) : 1) : (var_1_9 == ((unsigned char) var_1_13))) : 1)) && ((last_1_var_1_17 < ((((var_1_2) > (var_1_4)) ? (var_1_2) : (var_1_4)))) ? ((var_1_4 >= last_1_var_1_19) ? (var_1_14 == ((unsigned char) var_1_12)) : (var_1_14 == ((unsigned char) (var_1_15 && var_1_16)))) : (var_1_14 == ((unsigned char) var_1_15)))) && (((var_1_28 / (2571661009u - var_1_2)) != var_1_23) ? ((var_1_12 && var_1_21) ? (var_1_17 == ((unsigned short int) 2)) : 1) : (var_1_21 ? (var_1_17 == ((unsigned short int) var_1_7)) : (var_1_17 == ((unsigned short int) var_1_2))))) && (var_1_19 == ((signed short int) ((((((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4)))) < (var_1_28)) ? (((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4)))) : (var_1_28)))))) && ((var_1_9 || (var_1_28 >= last_1_var_1_20)) ? (var_1_20 == ((signed short int) (((((var_1_2) > (var_1_3)) ? (var_1_2) : (var_1_3))) + var_1_4))) : (var_1_20 == ((signed short int) (var_1_4 - (((((((last_1_var_1_20) > (var_1_3)) ? (last_1_var_1_20) : (var_1_3))) < 0 ) ? -((((last_1_var_1_20) > (var_1_3)) ? (last_1_var_1_20) : (var_1_3))) : ((((last_1_var_1_20) > (var_1_3)) ? (last_1_var_1_20) : (var_1_3)))))))))) && (((((((var_1_23) > (var_1_19)) ? (var_1_23) : (var_1_19))) <= 0) && var_1_13) ? (var_1_14 ? (var_1_21 == ((unsigned char) var_1_16)) : 1) : 1)) && (((var_1_28 > var_1_7) || var_1_14) ? (var_1_23 == ((signed short int) (((((var_1_3 + (var_1_2 - var_1_28))) < (var_1_4)) ? ((var_1_3 + (var_1_2 - var_1_28))) : (var_1_4))))) : (var_1_23 == ((signed short int) (var_1_2 - var_1_28))))) && (var_1_24 == ((float) (var_1_25 + ((((var_1_26) < (var_1_27)) ? (var_1_26) : (var_1_27))))))) && ((! var_1_12) ? (var_1_28 == ((unsigned char) ((((((var_1_3) < 0 ) ? -(var_1_3) : (var_1_3))) + var_1_29) - var_1_4))) : (var_1_28 == ((unsigned char) ((((((((var_1_29) < (var_1_4)) ? (var_1_29) : (var_1_4)))) > (var_1_3)) ? (((((var_1_29) < (var_1_4)) ? (var_1_29) : (var_1_4)))) : (var_1_3))))))) && (((var_1_24 / var_1_31) > var_1_24) ? (var_1_30 == ((unsigned short int) (((((var_1_33) > (var_1_34)) ? (var_1_33) : (var_1_34))) - var_1_4))) : 1) ; [L203] RET, EXPR property() [L203] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=2, var_1_19=0, var_1_1=127, var_1_20=127, var_1_21=1, var_1_23=0, var_1_28=176, var_1_29=-192, var_1_2=127, var_1_30=32767, var_1_33=98303, var_1_34=32767, var_1_3=-400, var_1_4=256, var_1_7=2, var_1_9=0] [L19] reach_error() VAL [isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=2, var_1_19=0, var_1_1=127, var_1_20=127, var_1_21=1, var_1_23=0, var_1_28=176, var_1_29=-192, var_1_2=127, var_1_30=32767, var_1_33=98303, var_1_34=32767, var_1_3=-400, var_1_4=256, var_1_7=2, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 95 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 125.6s, OverallIterations: 14, TraceHistogramMax: 25, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 66.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 7982 SdHoareTripleChecker+Valid, 31.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 7968 mSDsluCounter, 9647 SdHoareTripleChecker+Invalid, 28.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 7866 mSDsCounter, 1198 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 10202 IncrementalHoareTripleChecker+Invalid, 11400 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1198 mSolverCounterUnsat, 1781 mSDtfsCounter, 10202 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1186 GetRequests, 856 SyntacticMatches, 2 SemanticMatches, 328 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10610 ImplicationChecksByTransitivity, 43.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1242occurred in iteration=13, InterpolantAutomatonStates: 263, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.9s AutomataMinimizationTime, 13 MinimizatonAttempts, 5227 StatesRemovedByMinimization, 12 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 6.2s SatisfiabilityAnalysisTime, 49.1s InterpolantComputationTime, 3067 NumberOfCodeBlocks, 3067 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 2877 ConstructedInterpolants, 0 QuantifiedInterpolants, 31037 SizeOfPredicates, 19 NumberOfNonLiveVariables, 1257 ConjunctsInSsa, 67 ConjunctsInUnsatCore, 17 InterpolantComputations, 11 PerfectInterpolantSequences, 19782/20400 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 [2024-11-27 23:26:34,986 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f5bed08-565e-4bed-b03b-02078af2800a/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forcibly destroying the process [2024-11-27 23:26:35,035 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f5bed08-565e-4bed-b03b-02078af2800a/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 137 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_7f5bed08-565e-4bed-b03b-02078af2800a/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f5bed08-565e-4bed-b03b-02078af2800a/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f5bed08-565e-4bed-b03b-02078af2800a/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f5bed08-565e-4bed-b03b-02078af2800a/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-53.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f5bed08-565e-4bed-b03b-02078af2800a/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f5bed08-565e-4bed-b03b-02078af2800a/bin/uautomizer-verify-aQ6SnzHsRB --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 71c7df1fae20fc80c584d7fcd9c77a1cbb9d81b2af2b3bc6d67d6058472b2f60 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-27 23:26:37,888 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-27 23:26:38,017 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f5bed08-565e-4bed-b03b-02078af2800a/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-27 23:26:38,024 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-27 23:26:38,025 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-27 23:26:38,052 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-27 23:26:38,053 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-27 23:26:38,053 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-27 23:26:38,054 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-27 23:26:38,054 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-27 23:26:38,054 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-27 23:26:38,054 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-27 23:26:38,055 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-27 23:26:38,055 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-27 23:26:38,056 INFO L153 SettingsManager]: * Use SBE=true [2024-11-27 23:26:38,056 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-27 23:26:38,056 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-27 23:26:38,056 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-27 23:26:38,056 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-27 23:26:38,056 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-27 23:26:38,057 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-27 23:26:38,057 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-27 23:26:38,057 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-27 23:26:38,057 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-27 23:26:38,057 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-27 23:26:38,057 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-27 23:26:38,057 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-27 23:26:38,057 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-27 23:26:38,057 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-27 23:26:38,057 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-27 23:26:38,058 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-27 23:26:38,058 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 23:26:38,058 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 23:26:38,058 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 23:26:38,058 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 23:26:38,058 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-27 23:26:38,058 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 23:26:38,058 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 23:26:38,058 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 23:26:38,058 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 23:26:38,059 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-27 23:26:38,059 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-27 23:26:38,059 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-27 23:26:38,059 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-27 23:26:38,059 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-27 23:26:38,059 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-27 23:26:38,059 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-27 23:26:38,059 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-27 23:26:38,059 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-27 23:26:38,059 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-27 23:26:38,062 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_7f5bed08-565e-4bed-b03b-02078af2800a/bin/uautomizer-verify-aQ6SnzHsRB 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 -> 71c7df1fae20fc80c584d7fcd9c77a1cbb9d81b2af2b3bc6d67d6058472b2f60 [2024-11-27 23:26:38,447 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-27 23:26:38,458 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-27 23:26:38,461 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-27 23:26:38,462 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-27 23:26:38,463 INFO L274 PluginConnector]: CDTParser initialized [2024-11-27 23:26:38,466 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f5bed08-565e-4bed-b03b-02078af2800a/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-53.i [2024-11-27 23:26:42,049 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f5bed08-565e-4bed-b03b-02078af2800a/bin/uautomizer-verify-aQ6SnzHsRB/data/b3a4ac27f/81cc6467b30c407fa17e3865568cb6f9/FLAG8bf6d55af [2024-11-27 23:26:42,465 INFO L384 CDTParser]: Found 1 translation units. [2024-11-27 23:26:42,466 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f5bed08-565e-4bed-b03b-02078af2800a/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-53.i [2024-11-27 23:26:42,484 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f5bed08-565e-4bed-b03b-02078af2800a/bin/uautomizer-verify-aQ6SnzHsRB/data/b3a4ac27f/81cc6467b30c407fa17e3865568cb6f9/FLAG8bf6d55af [2024-11-27 23:26:42,508 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f5bed08-565e-4bed-b03b-02078af2800a/bin/uautomizer-verify-aQ6SnzHsRB/data/b3a4ac27f/81cc6467b30c407fa17e3865568cb6f9 [2024-11-27 23:26:42,513 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-27 23:26:42,515 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-27 23:26:42,519 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-27 23:26:42,519 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-27 23:26:42,525 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-27 23:26:42,526 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:26:42" (1/1) ... [2024-11-27 23:26:42,529 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@354ffd4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:26:42, skipping insertion in model container [2024-11-27 23:26:42,530 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:26:42" (1/1) ... [2024-11-27 23:26:42,569 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-27 23:26:42,797 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_7f5bed08-565e-4bed-b03b-02078af2800a/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-53.i[916,929] [2024-11-27 23:26:42,960 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 23:26:42,982 INFO L200 MainTranslator]: Completed pre-run [2024-11-27 23:26:42,996 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_7f5bed08-565e-4bed-b03b-02078af2800a/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-53.i[916,929] [2024-11-27 23:26:43,054 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 23:26:43,078 INFO L204 MainTranslator]: Completed translation [2024-11-27 23:26:43,079 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:26:43 WrapperNode [2024-11-27 23:26:43,079 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-27 23:26:43,080 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-27 23:26:43,080 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-27 23:26:43,081 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-27 23:26:43,088 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:26:43" (1/1) ... [2024-11-27 23:26:43,101 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:26:43" (1/1) ... [2024-11-27 23:26:43,139 INFO L138 Inliner]: procedures = 27, calls = 38, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 192 [2024-11-27 23:26:43,139 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-27 23:26:43,140 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-27 23:26:43,140 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-27 23:26:43,141 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-27 23:26:43,153 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:26:43" (1/1) ... [2024-11-27 23:26:43,153 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:26:43" (1/1) ... [2024-11-27 23:26:43,158 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:26:43" (1/1) ... [2024-11-27 23:26:43,180 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]. [2024-11-27 23:26:43,180 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:26:43" (1/1) ... [2024-11-27 23:26:43,180 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:26:43" (1/1) ... [2024-11-27 23:26:43,199 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:26:43" (1/1) ... [2024-11-27 23:26:43,200 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:26:43" (1/1) ... [2024-11-27 23:26:43,205 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:26:43" (1/1) ... [2024-11-27 23:26:43,209 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:26:43" (1/1) ... [2024-11-27 23:26:43,211 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:26:43" (1/1) ... [2024-11-27 23:26:43,215 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-27 23:26:43,216 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-27 23:26:43,217 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-27 23:26:43,217 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-27 23:26:43,218 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:26:43" (1/1) ... [2024-11-27 23:26:43,225 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 23:26:43,243 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f5bed08-565e-4bed-b03b-02078af2800a/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 23:26:43,266 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f5bed08-565e-4bed-b03b-02078af2800a/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-27 23:26:43,273 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f5bed08-565e-4bed-b03b-02078af2800a/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-27 23:26:43,306 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-27 23:26:43,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-27 23:26:43,306 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-27 23:26:43,306 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-27 23:26:43,306 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-27 23:26:43,306 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-27 23:26:43,418 INFO L234 CfgBuilder]: Building ICFG [2024-11-27 23:26:43,420 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-27 23:26:57,189 INFO L? ?]: Removed 26 outVars from TransFormulas that were not future-live. [2024-11-27 23:26:57,190 INFO L283 CfgBuilder]: Performing block encoding [2024-11-27 23:26:57,204 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-27 23:26:57,205 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-27 23:26:57,205 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 11:26:57 BoogieIcfgContainer [2024-11-27 23:26:57,205 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-27 23:26:57,208 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-27 23:26:57,208 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-27 23:26:57,215 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-27 23:26:57,215 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.11 11:26:42" (1/3) ... [2024-11-27 23:26:57,216 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19a7f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 11:26:57, skipping insertion in model container [2024-11-27 23:26:57,217 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:26:43" (2/3) ... [2024-11-27 23:26:57,217 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19a7f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 11:26:57, skipping insertion in model container [2024-11-27 23:26:57,217 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 11:26:57" (3/3) ... [2024-11-27 23:26:57,219 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-53.i [2024-11-27 23:26:57,238 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-27 23:26:57,240 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_operatoramount_amount100_file-53.i that has 2 procedures, 84 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-27 23:26:57,322 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-27 23:26:57,341 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;@9442f10, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-27 23:26:57,341 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-27 23:26:57,347 INFO L276 IsEmpty]: Start isEmpty. Operand has 84 states, 56 states have (on average 1.4285714285714286) internal successors, (80), 57 states have internal predecessors, (80), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-27 23:26:57,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2024-11-27 23:26:57,363 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:26:57,364 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:26:57,365 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:26:57,372 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:26:57,372 INFO L85 PathProgramCache]: Analyzing trace with hash 244620392, now seen corresponding path program 1 times [2024-11-27 23:26:57,385 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-27 23:26:57,386 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1063271046] [2024-11-27 23:26:57,387 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:26:57,387 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 [2024-11-27 23:26:57,388 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f5bed08-565e-4bed-b03b-02078af2800a/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-27 23:26:57,390 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f5bed08-565e-4bed-b03b-02078af2800a/bin/uautomizer-verify-aQ6SnzHsRB/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) [2024-11-27 23:26:57,394 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f5bed08-565e-4bed-b03b-02078af2800a/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-27 23:26:58,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:26:58,669 INFO L256 TraceCheckSpWp]: Trace formula consists of 284 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-27 23:26:58,702 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 23:26:58,742 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 524 proven. 0 refuted. 0 times theorem prover too weak. 676 trivial. 0 not checked. [2024-11-27 23:26:58,742 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-27 23:26:58,743 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-27 23:26:58,743 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1063271046] [2024-11-27 23:26:58,743 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1063271046] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:26:58,744 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 23:26:58,744 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-27 23:26:58,745 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1607121323] [2024-11-27 23:26:58,746 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:26:58,750 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-27 23:26:58,750 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-27 23:26:58,768 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-27 23:26:58,768 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-27 23:26:58,771 INFO L87 Difference]: Start difference. First operand has 84 states, 56 states have (on average 1.4285714285714286) internal successors, (80), 57 states have internal predecessors, (80), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) Second operand has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-27 23:26:58,798 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:26:58,799 INFO L93 Difference]: Finished difference Result 161 states and 279 transitions. [2024-11-27 23:26:58,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-27 23:26:58,801 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 166 [2024-11-27 23:26:58,801 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:26:58,808 INFO L225 Difference]: With dead ends: 161 [2024-11-27 23:26:58,808 INFO L226 Difference]: Without dead ends: 80 [2024-11-27 23:26:58,811 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 165 GetRequests, 165 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-27 23:26:58,814 INFO L435 NwaCegarLoop]: 123 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, 123 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 [2024-11-27 23:26:58,815 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 123 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-27 23:26:58,829 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2024-11-27 23:26:58,851 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 80. [2024-11-27 23:26:58,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 80 states, 53 states have (on average 1.3773584905660377) internal successors, (73), 53 states have internal predecessors, (73), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-27 23:26:58,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 123 transitions. [2024-11-27 23:26:58,859 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 123 transitions. Word has length 166 [2024-11-27 23:26:58,859 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:26:58,859 INFO L471 AbstractCegarLoop]: Abstraction has 80 states and 123 transitions. [2024-11-27 23:26:58,860 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-27 23:26:58,860 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 123 transitions. [2024-11-27 23:26:58,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2024-11-27 23:26:58,864 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:26:58,864 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:26:58,880 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f5bed08-565e-4bed-b03b-02078af2800a/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-27 23:26:59,065 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f5bed08-565e-4bed-b03b-02078af2800a/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-27 23:26:59,065 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:26:59,066 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:26:59,066 INFO L85 PathProgramCache]: Analyzing trace with hash -1412158622, now seen corresponding path program 1 times [2024-11-27 23:26:59,067 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-27 23:26:59,067 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [788367177] [2024-11-27 23:26:59,067 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:26:59,067 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 [2024-11-27 23:26:59,067 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f5bed08-565e-4bed-b03b-02078af2800a/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-27 23:26:59,071 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f5bed08-565e-4bed-b03b-02078af2800a/bin/uautomizer-verify-aQ6SnzHsRB/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) [2024-11-27 23:26:59,072 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f5bed08-565e-4bed-b03b-02078af2800a/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-27 23:27:00,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:27:00,171 INFO L256 TraceCheckSpWp]: Trace formula consists of 284 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-27 23:27:00,177 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 23:27:03,882 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 514 proven. 51 refuted. 0 times theorem prover too weak. 635 trivial. 0 not checked. [2024-11-27 23:27:03,884 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-27 23:27:06,963 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 21 proven. 51 refuted. 0 times theorem prover too weak. 1128 trivial. 0 not checked. [2024-11-27 23:27:06,964 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-27 23:27:06,964 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [788367177] [2024-11-27 23:27:06,964 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [788367177] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-27 23:27:06,964 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-27 23:27:06,964 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2024-11-27 23:27:06,965 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1552015655] [2024-11-27 23:27:06,965 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-27 23:27:06,967 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-27 23:27:06,967 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-27 23:27:06,968 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-27 23:27:06,968 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-11-27 23:27:06,968 INFO L87 Difference]: Start difference. First operand 80 states and 123 transitions. Second operand has 8 states, 8 states have (on average 6.625) internal successors, (53), 8 states have internal predecessors, (53), 2 states have call successors, (42), 2 states have call predecessors, (42), 4 states have return successors, (43), 2 states have call predecessors, (43), 2 states have call successors, (43) [2024-11-27 23:27:14,215 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.31s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-27 23:27:18,218 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-27 23:27:22,239 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-27 23:27:26,244 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-27 23:27:30,248 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-27 23:27:34,254 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-27 23:27:38,263 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-27 23:27:42,268 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-27 23:27:42,273 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:27:42,273 INFO L93 Difference]: Finished difference Result 166 states and 251 transitions. [2024-11-27 23:27:42,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-27 23:27:42,415 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.625) internal successors, (53), 8 states have internal predecessors, (53), 2 states have call successors, (42), 2 states have call predecessors, (42), 4 states have return successors, (43), 2 states have call predecessors, (43), 2 states have call successors, (43) Word has length 166 [2024-11-27 23:27:42,416 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:27:42,417 INFO L225 Difference]: With dead ends: 166 [2024-11-27 23:27:42,417 INFO L226 Difference]: Without dead ends: 89 [2024-11-27 23:27:42,419 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 335 GetRequests, 323 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=53, Invalid=103, Unknown=0, NotChecked=0, Total=156 [2024-11-27 23:27:42,420 INFO L435 NwaCegarLoop]: 89 mSDtfsCounter, 51 mSDsluCounter, 210 mSDsCounter, 0 mSdLazyCounter, 185 mSolverCounterSat, 6 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 34.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 57 SdHoareTripleChecker+Valid, 299 SdHoareTripleChecker+Invalid, 199 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 185 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 34.8s IncrementalHoareTripleChecker+Time [2024-11-27 23:27:42,420 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [57 Valid, 299 Invalid, 199 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 185 Invalid, 8 Unknown, 0 Unchecked, 34.8s Time] [2024-11-27 23:27:42,421 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2024-11-27 23:27:42,439 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 84. [2024-11-27 23:27:42,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 84 states, 56 states have (on average 1.3214285714285714) internal successors, (74), 56 states have internal predecessors, (74), 25 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-27 23:27:42,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 124 transitions. [2024-11-27 23:27:42,443 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 124 transitions. Word has length 166 [2024-11-27 23:27:42,444 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:27:42,444 INFO L471 AbstractCegarLoop]: Abstraction has 84 states and 124 transitions. [2024-11-27 23:27:42,444 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.625) internal successors, (53), 8 states have internal predecessors, (53), 2 states have call successors, (42), 2 states have call predecessors, (42), 4 states have return successors, (43), 2 states have call predecessors, (43), 2 states have call successors, (43) [2024-11-27 23:27:42,445 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 124 transitions. [2024-11-27 23:27:42,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2024-11-27 23:27:42,448 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:27:42,448 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:27:42,474 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f5bed08-565e-4bed-b03b-02078af2800a/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-27 23:27:42,649 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f5bed08-565e-4bed-b03b-02078af2800a/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-27 23:27:42,649 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:27:42,650 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:27:42,650 INFO L85 PathProgramCache]: Analyzing trace with hash -1410311580, now seen corresponding path program 1 times [2024-11-27 23:27:42,651 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-27 23:27:42,651 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [472446526] [2024-11-27 23:27:42,651 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:27:42,651 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 [2024-11-27 23:27:42,651 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f5bed08-565e-4bed-b03b-02078af2800a/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-27 23:27:42,654 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f5bed08-565e-4bed-b03b-02078af2800a/bin/uautomizer-verify-aQ6SnzHsRB/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) [2024-11-27 23:27:42,655 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f5bed08-565e-4bed-b03b-02078af2800a/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-27 23:27:43,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:27:43,945 INFO L256 TraceCheckSpWp]: Trace formula consists of 282 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-27 23:27:43,952 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 23:28:01,818 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 332 proven. 177 refuted. 0 times theorem prover too weak. 691 trivial. 0 not checked. [2024-11-27 23:28:01,818 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-27 23:28:03,333 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-27 23:28:03,334 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [472446526] [2024-11-27 23:28:03,334 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [472446526] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-27 23:28:03,334 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1100126390] [2024-11-27 23:28:03,334 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:28:03,334 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-27 23:28:03,334 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f5bed08-565e-4bed-b03b-02078af2800a/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 [2024-11-27 23:28:03,339 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f5bed08-565e-4bed-b03b-02078af2800a/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-27 23:28:03,342 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f5bed08-565e-4bed-b03b-02078af2800a/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-27 23:28:06,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:28:06,487 INFO L256 TraceCheckSpWp]: Trace formula consists of 282 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-27 23:28:06,493 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 23:28:20,507 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 332 proven. 177 refuted. 0 times theorem prover too weak. 691 trivial. 0 not checked. [2024-11-27 23:28:20,507 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-27 23:28:21,074 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1100126390] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-27 23:28:21,074 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-27 23:28:21,075 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14] total 14 [2024-11-27 23:28:21,075 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1653136208] [2024-11-27 23:28:21,075 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-27 23:28:21,076 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-27 23:28:21,076 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-27 23:28:21,077 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-27 23:28:21,078 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=236, Unknown=0, NotChecked=0, Total=306 [2024-11-27 23:28:21,078 INFO L87 Difference]: Start difference. First operand 84 states and 124 transitions. Second operand has 15 states, 15 states have (on average 3.933333333333333) internal successors, (59), 13 states have internal predecessors, (59), 4 states have call successors, (25), 4 states have call predecessors, (25), 6 states have return successors, (25), 4 states have call predecessors, (25), 4 states have call successors, (25) [2024-11-27 23:28:35,515 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.32s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-27 23:28:39,519 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-27 23:28:43,524 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-27 23:28:47,528 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-27 23:28:51,540 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-27 23:28:55,546 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-27 23:28:59,561 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-27 23:29:03,576 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-27 23:29:07,580 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-27 23:29:12,122 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.31s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-27 23:29:16,126 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-27 23:29:20,130 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-27 23:29:24,133 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-27 23:29:28,142 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-27 23:29:32,160 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-27 23:29:36,177 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-27 23:29:40,181 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-27 23:29:44,190 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-27 23:29:48,193 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-27 23:29:53,364 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.36s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-27 23:29:57,369 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-27 23:30:01,378 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-27 23:30:05,389 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-27 23:30:09,397 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-27 23:30:12,544 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-27 23:30:18,087 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.31s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-27 23:30:22,107 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-27 23:30:26,646 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.35s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-27 23:30:30,651 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-27 23:30:34,655 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-27 23:30:38,660 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-27 23:30:38,661 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:30:38,661 INFO L93 Difference]: Finished difference Result 300 states and 430 transitions. [2024-11-27 23:30:38,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-27 23:30:38,801 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 3.933333333333333) internal successors, (59), 13 states have internal predecessors, (59), 4 states have call successors, (25), 4 states have call predecessors, (25), 6 states have return successors, (25), 4 states have call predecessors, (25), 4 states have call successors, (25) Word has length 166 [2024-11-27 23:30:38,802 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:30:38,805 INFO L225 Difference]: With dead ends: 300 [2024-11-27 23:30:38,805 INFO L226 Difference]: Without dead ends: 219 [2024-11-27 23:30:38,808 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 395 GetRequests, 362 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 236 ImplicationChecksByTransitivity, 7.7s TimeCoverageRelationStatistics Valid=290, Invalid=900, Unknown=0, NotChecked=0, Total=1190 [2024-11-27 23:30:38,810 INFO L435 NwaCegarLoop]: 88 mSDtfsCounter, 326 mSDsluCounter, 635 mSDsCounter, 0 mSdLazyCounter, 589 mSolverCounterSat, 75 mSolverCounterUnsat, 30 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 132.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 326 SdHoareTripleChecker+Valid, 723 SdHoareTripleChecker+Invalid, 694 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 75 IncrementalHoareTripleChecker+Valid, 589 IncrementalHoareTripleChecker+Invalid, 30 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 133.6s IncrementalHoareTripleChecker+Time [2024-11-27 23:30:38,810 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [326 Valid, 723 Invalid, 694 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [75 Valid, 589 Invalid, 30 Unknown, 0 Unchecked, 133.6s Time] [2024-11-27 23:30:38,812 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 219 states. [2024-11-27 23:30:38,853 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 219 to 185. [2024-11-27 23:30:38,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 185 states, 122 states have (on average 1.2704918032786885) internal successors, (155), 123 states have internal predecessors, (155), 54 states have call successors, (54), 8 states have call predecessors, (54), 8 states have return successors, (54), 53 states have call predecessors, (54), 54 states have call successors, (54) [2024-11-27 23:30:38,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 185 states and 263 transitions. [2024-11-27 23:30:38,858 INFO L78 Accepts]: Start accepts. Automaton has 185 states and 263 transitions. Word has length 166 [2024-11-27 23:30:38,859 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:30:38,859 INFO L471 AbstractCegarLoop]: Abstraction has 185 states and 263 transitions. [2024-11-27 23:30:38,860 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 3.933333333333333) internal successors, (59), 13 states have internal predecessors, (59), 4 states have call successors, (25), 4 states have call predecessors, (25), 6 states have return successors, (25), 4 states have call predecessors, (25), 4 states have call successors, (25) [2024-11-27 23:30:38,860 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 263 transitions. [2024-11-27 23:30:38,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2024-11-27 23:30:38,863 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:30:38,863 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:30:38,885 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f5bed08-565e-4bed-b03b-02078af2800a/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-27 23:30:39,081 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f5bed08-565e-4bed-b03b-02078af2800a/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-27 23:30:39,264 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f5bed08-565e-4bed-b03b-02078af2800a/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f5bed08-565e-4bed-b03b-02078af2800a/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-27 23:30:39,264 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:30:39,265 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:30:39,265 INFO L85 PathProgramCache]: Analyzing trace with hash 774292092, now seen corresponding path program 1 times [2024-11-27 23:30:39,266 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-27 23:30:39,266 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [575832895] [2024-11-27 23:30:39,266 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:30:39,266 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-27 23:30:39,266 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f5bed08-565e-4bed-b03b-02078af2800a/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-27 23:30:39,268 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f5bed08-565e-4bed-b03b-02078af2800a/bin/uautomizer-verify-aQ6SnzHsRB/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) [2024-11-27 23:30:39,270 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f5bed08-565e-4bed-b03b-02078af2800a/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-27 23:30:40,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:30:40,451 INFO L256 TraceCheckSpWp]: Trace formula consists of 284 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-27 23:30:40,454 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 23:30:45,908 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 620 proven. 78 refuted. 0 times theorem prover too weak. 502 trivial. 0 not checked. [2024-11-27 23:30:45,908 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-27 23:30:49,176 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 30 proven. 42 refuted. 0 times theorem prover too weak. 1128 trivial. 0 not checked. [2024-11-27 23:30:49,177 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-27 23:30:49,177 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [575832895] [2024-11-27 23:30:49,177 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [575832895] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-27 23:30:49,177 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-27 23:30:49,177 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 6] total 12 [2024-11-27 23:30:49,177 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [431562287] [2024-11-27 23:30:49,177 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-27 23:30:49,178 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-27 23:30:49,178 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-27 23:30:49,180 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-27 23:30:49,180 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=93, Unknown=0, NotChecked=0, Total=132 [2024-11-27 23:30:49,180 INFO L87 Difference]: Start difference. First operand 185 states and 263 transitions. Second operand has 12 states, 12 states have (on average 6.333333333333333) internal successors, (76), 12 states have internal predecessors, (76), 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) [2024-11-27 23:30:57,644 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.35s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-27 23:31:01,648 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-27 23:31:05,659 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-27 23:31:09,668 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-27 23:31:13,673 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-27 23:31:17,680 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-27 23:31:19,852 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-27 23:31:27,438 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:31:27,439 INFO L93 Difference]: Finished difference Result 561 states and 779 transitions. [2024-11-27 23:31:27,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-11-27 23:31:27,441 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 6.333333333333333) internal successors, (76), 12 states have internal predecessors, (76), 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 167 [2024-11-27 23:31:27,442 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:31:27,454 INFO L225 Difference]: With dead ends: 561 [2024-11-27 23:31:27,455 INFO L226 Difference]: Without dead ends: 454 [2024-11-27 23:31:27,457 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 357 GetRequests, 325 SyntacticMatches, 1 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 263 ImplicationChecksByTransitivity, 4.6s TimeCoverageRelationStatistics Valid=296, Invalid=760, Unknown=0, NotChecked=0, Total=1056 [2024-11-27 23:31:27,460 INFO L435 NwaCegarLoop]: 138 mSDtfsCounter, 447 mSDsluCounter, 382 mSDsCounter, 0 mSdLazyCounter, 502 mSolverCounterSat, 197 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 34.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 459 SdHoareTripleChecker+Valid, 520 SdHoareTripleChecker+Invalid, 705 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 197 IncrementalHoareTripleChecker+Valid, 502 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 35.0s IncrementalHoareTripleChecker+Time [2024-11-27 23:31:27,461 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [459 Valid, 520 Invalid, 705 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [197 Valid, 502 Invalid, 6 Unknown, 0 Unchecked, 35.0s Time] [2024-11-27 23:31:27,466 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 454 states. [2024-11-27 23:31:27,535 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 454 to 230. [2024-11-27 23:31:27,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 230 states, 163 states have (on average 1.2515337423312884) internal successors, (204), 164 states have internal predecessors, (204), 54 states have call successors, (54), 12 states have call predecessors, (54), 12 states have return successors, (54), 53 states have call predecessors, (54), 54 states have call successors, (54) [2024-11-27 23:31:27,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 230 states and 312 transitions. [2024-11-27 23:31:27,547 INFO L78 Accepts]: Start accepts. Automaton has 230 states and 312 transitions. Word has length 167 [2024-11-27 23:31:27,548 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:31:27,548 INFO L471 AbstractCegarLoop]: Abstraction has 230 states and 312 transitions. [2024-11-27 23:31:27,548 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 6.333333333333333) internal successors, (76), 12 states have internal predecessors, (76), 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) [2024-11-27 23:31:27,548 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 312 transitions. [2024-11-27 23:31:27,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2024-11-27 23:31:27,555 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:31:27,555 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:31:27,580 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f5bed08-565e-4bed-b03b-02078af2800a/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-27 23:31:27,756 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f5bed08-565e-4bed-b03b-02078af2800a/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-27 23:31:27,756 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 23:31:27,757 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:31:27,757 INFO L85 PathProgramCache]: Analyzing trace with hash -1344104523, now seen corresponding path program 1 times [2024-11-27 23:31:27,757 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-27 23:31:27,757 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1619307273] [2024-11-27 23:31:27,757 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:31:27,758 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 [2024-11-27 23:31:27,758 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f5bed08-565e-4bed-b03b-02078af2800a/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-27 23:31:27,759 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f5bed08-565e-4bed-b03b-02078af2800a/bin/uautomizer-verify-aQ6SnzHsRB/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) [2024-11-27 23:31:27,761 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f5bed08-565e-4bed-b03b-02078af2800a/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-27 23:31:29,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:31:29,817 INFO L256 TraceCheckSpWp]: Trace formula consists of 282 conjuncts, 64 conjuncts are in the unsatisfiable core [2024-11-27 23:31:29,827 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 23:33:22,695 WARN L286 SmtUtils]: Spent 10.40s on a formula simplification that was a NOOP. DAG size: 84 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-27 23:33:54,201 WARN L286 SmtUtils]: Spent 14.25s on a formula simplification that was a NOOP. DAG size: 88 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-27 23:34:02,751 WARN L286 SmtUtils]: Spent 8.47s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-27 23:34:11,253 WARN L286 SmtUtils]: Spent 8.50s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-27 23:34:19,719 WARN L286 SmtUtils]: Spent 8.47s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-27 23:34:28,202 WARN L286 SmtUtils]: Spent 8.48s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-27 23:34:36,695 WARN L286 SmtUtils]: Spent 8.49s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-27 23:34:45,201 WARN L286 SmtUtils]: Spent 8.51s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-27 23:34:53,707 WARN L286 SmtUtils]: Spent 8.50s on a formula simplification that was a NOOP. DAG size: 14 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-27 23:35:02,186 WARN L286 SmtUtils]: Spent 8.48s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-27 23:35:10,690 WARN L286 SmtUtils]: Spent 8.50s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-27 23:35:19,224 WARN L286 SmtUtils]: Spent 8.53s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-27 23:35:27,522 WARN L286 SmtUtils]: Spent 8.30s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-27 23:35:36,073 WARN L286 SmtUtils]: Spent 8.55s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-27 23:35:44,590 WARN L286 SmtUtils]: Spent 8.52s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-27 23:35:53,100 WARN L286 SmtUtils]: Spent 8.51s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-27 23:36:01,618 WARN L286 SmtUtils]: Spent 8.52s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-27 23:36:10,154 WARN L286 SmtUtils]: Spent 8.54s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-27 23:36:18,665 WARN L286 SmtUtils]: Spent 8.51s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-27 23:36:27,207 WARN L286 SmtUtils]: Spent 8.54s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-27 23:36:35,724 WARN L286 SmtUtils]: Spent 8.52s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-27 23:36:44,242 WARN L286 SmtUtils]: Spent 8.52s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-27 23:36:52,785 WARN L286 SmtUtils]: Spent 8.54s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-27 23:37:01,329 WARN L286 SmtUtils]: Spent 8.54s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-27 23:37:09,862 WARN L286 SmtUtils]: Spent 8.53s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-27 23:37:18,400 WARN L286 SmtUtils]: Spent 8.54s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-27 23:37:26,925 WARN L286 SmtUtils]: Spent 8.52s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-27 23:37:35,456 WARN L286 SmtUtils]: Spent 8.53s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-27 23:37:44,020 WARN L286 SmtUtils]: Spent 8.56s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-27 23:37:52,556 WARN L286 SmtUtils]: Spent 8.53s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-27 23:38:01,078 WARN L286 SmtUtils]: Spent 8.52s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-27 23:38:09,620 WARN L286 SmtUtils]: Spent 8.54s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-27 23:38:18,147 WARN L286 SmtUtils]: Spent 8.53s on a formula simplification that was a NOOP. DAG size: 11 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)