./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-20.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6497de01 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f865685-e12d-4ada-8a7c-1a65dcd9b34d/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f865685-e12d-4ada-8a7c-1a65dcd9b34d/bin/uautomizer-verify-LYvppIcaGC/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f865685-e12d-4ada-8a7c-1a65dcd9b34d/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f865685-e12d-4ada-8a7c-1a65dcd9b34d/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-20.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f865685-e12d-4ada-8a7c-1a65dcd9b34d/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f865685-e12d-4ada-8a7c-1a65dcd9b34d/bin/uautomizer-verify-LYvppIcaGC --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 e22f36fcb48e37029a5451272d2b65f2136f0249698c819249f45360edf16ac5 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-23 23:04:02,597 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-23 23:04:02,657 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f865685-e12d-4ada-8a7c-1a65dcd9b34d/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-23 23:04:02,662 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-23 23:04:02,662 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-23 23:04:02,698 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-23 23:04:02,699 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-23 23:04:02,699 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-23 23:04:02,700 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-23 23:04:02,700 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-23 23:04:02,701 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-23 23:04:02,701 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-23 23:04:02,702 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-23 23:04:02,702 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-23 23:04:02,702 INFO L153 SettingsManager]: * Use SBE=true [2024-11-23 23:04:02,702 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-23 23:04:02,702 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-23 23:04:02,702 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-23 23:04:02,702 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-23 23:04:02,703 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-23 23:04:02,703 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-23 23:04:02,703 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-23 23:04:02,703 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-23 23:04:02,704 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-23 23:04:02,704 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-23 23:04:02,704 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-23 23:04:02,704 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-23 23:04:02,704 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-23 23:04:02,704 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-23 23:04:02,704 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 23:04:02,705 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 23:04:02,705 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 23:04:02,705 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 23:04:02,705 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-23 23:04:02,706 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 23:04:02,706 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 23:04:02,706 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 23:04:02,706 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 23:04:02,706 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-23 23:04:02,706 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-23 23:04:02,707 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-23 23:04:02,707 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-23 23:04:02,707 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-23 23:04:02,707 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-23 23:04:02,707 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-23 23:04:02,707 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-23 23:04:02,707 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-23 23:04:02,707 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-23 23:04:02,708 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_3f865685-e12d-4ada-8a7c-1a65dcd9b34d/bin/uautomizer-verify-LYvppIcaGC 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 -> e22f36fcb48e37029a5451272d2b65f2136f0249698c819249f45360edf16ac5 [2024-11-23 23:04:03,001 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-23 23:04:03,013 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-23 23:04:03,018 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-23 23:04:03,019 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-23 23:04:03,020 INFO L274 PluginConnector]: CDTParser initialized [2024-11-23 23:04:03,021 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f865685-e12d-4ada-8a7c-1a65dcd9b34d/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-20.i [2024-11-23 23:04:06,008 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f865685-e12d-4ada-8a7c-1a65dcd9b34d/bin/uautomizer-verify-LYvppIcaGC/data/830c6eb12/6059e1c5d1c8418c9c93e0bc34509989/FLAGf4677505c [2024-11-23 23:04:06,368 INFO L384 CDTParser]: Found 1 translation units. [2024-11-23 23:04:06,373 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f865685-e12d-4ada-8a7c-1a65dcd9b34d/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-20.i [2024-11-23 23:04:06,386 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f865685-e12d-4ada-8a7c-1a65dcd9b34d/bin/uautomizer-verify-LYvppIcaGC/data/830c6eb12/6059e1c5d1c8418c9c93e0bc34509989/FLAGf4677505c [2024-11-23 23:04:06,411 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f865685-e12d-4ada-8a7c-1a65dcd9b34d/bin/uautomizer-verify-LYvppIcaGC/data/830c6eb12/6059e1c5d1c8418c9c93e0bc34509989 [2024-11-23 23:04:06,418 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-23 23:04:06,419 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-23 23:04:06,423 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-23 23:04:06,424 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-23 23:04:06,431 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-23 23:04:06,432 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 11:04:06" (1/1) ... [2024-11-23 23:04:06,435 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2df72de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:04:06, skipping insertion in model container [2024-11-23 23:04:06,435 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 11:04:06" (1/1) ... [2024-11-23 23:04:06,465 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-23 23:04:06,624 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_3f865685-e12d-4ada-8a7c-1a65dcd9b34d/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-20.i[916,929] [2024-11-23 23:04:06,742 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 23:04:06,753 INFO L200 MainTranslator]: Completed pre-run [2024-11-23 23:04:06,763 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_3f865685-e12d-4ada-8a7c-1a65dcd9b34d/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-20.i[916,929] [2024-11-23 23:04:06,814 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 23:04:06,834 INFO L204 MainTranslator]: Completed translation [2024-11-23 23:04:06,835 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:04:06 WrapperNode [2024-11-23 23:04:06,835 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-23 23:04:06,837 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-23 23:04:06,837 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-23 23:04:06,837 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-23 23:04:06,844 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:04:06" (1/1) ... [2024-11-23 23:04:06,863 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:04:06" (1/1) ... [2024-11-23 23:04:06,905 INFO L138 Inliner]: procedures = 26, calls = 44, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 260 [2024-11-23 23:04:06,906 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-23 23:04:06,906 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-23 23:04:06,906 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-23 23:04:06,906 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-23 23:04:06,916 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:04:06" (1/1) ... [2024-11-23 23:04:06,916 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:04:06" (1/1) ... [2024-11-23 23:04:06,920 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:04:06" (1/1) ... [2024-11-23 23:04:06,954 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]. [2024-11-23 23:04:06,954 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:04:06" (1/1) ... [2024-11-23 23:04:06,955 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:04:06" (1/1) ... [2024-11-23 23:04:06,966 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:04:06" (1/1) ... [2024-11-23 23:04:06,968 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:04:06" (1/1) ... [2024-11-23 23:04:06,971 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:04:06" (1/1) ... [2024-11-23 23:04:06,974 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:04:06" (1/1) ... [2024-11-23 23:04:06,976 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:04:06" (1/1) ... [2024-11-23 23:04:06,988 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-23 23:04:06,988 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-23 23:04:06,989 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-23 23:04:06,989 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-23 23:04:06,990 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:04:06" (1/1) ... [2024-11-23 23:04:06,999 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 23:04:07,012 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f865685-e12d-4ada-8a7c-1a65dcd9b34d/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 23:04:07,025 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f865685-e12d-4ada-8a7c-1a65dcd9b34d/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-23 23:04:07,028 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f865685-e12d-4ada-8a7c-1a65dcd9b34d/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-23 23:04:07,052 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-23 23:04:07,052 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-23 23:04:07,052 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-23 23:04:07,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-23 23:04:07,053 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-23 23:04:07,053 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-23 23:04:07,155 INFO L234 CfgBuilder]: Building ICFG [2024-11-23 23:04:07,159 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-23 23:04:07,731 INFO L? ?]: Removed 37 outVars from TransFormulas that were not future-live. [2024-11-23 23:04:07,731 INFO L283 CfgBuilder]: Performing block encoding [2024-11-23 23:04:07,743 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-23 23:04:07,743 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-23 23:04:07,747 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:04:07 BoogieIcfgContainer [2024-11-23 23:04:07,747 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-23 23:04:07,749 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-23 23:04:07,749 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-23 23:04:07,756 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-23 23:04:07,756 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 11:04:06" (1/3) ... [2024-11-23 23:04:07,757 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2987282e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 11:04:07, skipping insertion in model container [2024-11-23 23:04:07,757 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:04:06" (2/3) ... [2024-11-23 23:04:07,758 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2987282e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 11:04:07, skipping insertion in model container [2024-11-23 23:04:07,758 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:04:07" (3/3) ... [2024-11-23 23:04:07,759 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-20.i [2024-11-23 23:04:07,777 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-23 23:04:07,779 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_100-while_file-20.i that has 2 procedures, 116 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-23 23:04:07,881 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-23 23:04:07,890 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;@2b16ddaa, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-23 23:04:07,891 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-23 23:04:07,895 INFO L276 IsEmpty]: Start isEmpty. Operand has 116 states, 82 states have (on average 1.4390243902439024) internal successors, (118), 83 states have internal predecessors, (118), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2024-11-23 23:04:07,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2024-11-23 23:04:07,909 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:04:07,910 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 23:04:07,910 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:04:07,916 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:04:07,916 INFO L85 PathProgramCache]: Analyzing trace with hash 2057946147, now seen corresponding path program 1 times [2024-11-23 23:04:07,924 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:04:07,924 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [809796394] [2024-11-23 23:04:07,924 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:04:07,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:04:08,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:04:08,375 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 1800 trivial. 0 not checked. [2024-11-23 23:04:08,376 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:04:08,376 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [809796394] [2024-11-23 23:04:08,377 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [809796394] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-23 23:04:08,377 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [22600788] [2024-11-23 23:04:08,377 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:04:08,377 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 23:04:08,377 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f865685-e12d-4ada-8a7c-1a65dcd9b34d/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 23:04:08,379 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f865685-e12d-4ada-8a7c-1a65dcd9b34d/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-23 23:04:08,382 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f865685-e12d-4ada-8a7c-1a65dcd9b34d/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-23 23:04:08,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:04:08,683 INFO L256 TraceCheckSpWp]: Trace formula consists of 473 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-23 23:04:08,698 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 23:04:08,740 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 1800 trivial. 0 not checked. [2024-11-23 23:04:08,740 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-23 23:04:08,741 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [22600788] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:04:08,741 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-23 23:04:08,745 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-23 23:04:08,747 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [259959108] [2024-11-23 23:04:08,748 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:04:08,752 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-23 23:04:08,752 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:04:08,777 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-23 23:04:08,777 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-23 23:04:08,780 INFO L87 Difference]: Start difference. First operand has 116 states, 82 states have (on average 1.4390243902439024) internal successors, (118), 83 states have internal predecessors, (118), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) Second operand has 2 states, 2 states have (on average 27.0) internal successors, (54), 2 states have internal predecessors, (54), 2 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 2 states have call successors, (31) [2024-11-23 23:04:08,828 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:04:08,830 INFO L93 Difference]: Finished difference Result 225 states and 385 transitions. [2024-11-23 23:04:08,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-23 23:04:08,831 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 27.0) internal successors, (54), 2 states have internal predecessors, (54), 2 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 2 states have call successors, (31) Word has length 204 [2024-11-23 23:04:08,832 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:04:08,840 INFO L225 Difference]: With dead ends: 225 [2024-11-23 23:04:08,840 INFO L226 Difference]: Without dead ends: 112 [2024-11-23 23:04:08,844 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 205 GetRequests, 205 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-23 23:04:08,847 INFO L435 NwaCegarLoop]: 173 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, 173 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 [2024-11-23 23:04:08,848 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 173 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-23 23:04:08,859 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 112 states. [2024-11-23 23:04:08,886 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 112 to 112. [2024-11-23 23:04:08,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 112 states, 79 states have (on average 1.4050632911392404) internal successors, (111), 79 states have internal predecessors, (111), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2024-11-23 23:04:08,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 173 transitions. [2024-11-23 23:04:08,894 INFO L78 Accepts]: Start accepts. Automaton has 112 states and 173 transitions. Word has length 204 [2024-11-23 23:04:08,895 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:04:08,895 INFO L471 AbstractCegarLoop]: Abstraction has 112 states and 173 transitions. [2024-11-23 23:04:08,895 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 27.0) internal successors, (54), 2 states have internal predecessors, (54), 2 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 2 states have call successors, (31) [2024-11-23 23:04:08,896 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 173 transitions. [2024-11-23 23:04:08,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2024-11-23 23:04:08,899 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:04:08,900 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 23:04:08,910 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f865685-e12d-4ada-8a7c-1a65dcd9b34d/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-23 23:04:09,100 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f865685-e12d-4ada-8a7c-1a65dcd9b34d/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-23 23:04:09,101 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:04:09,101 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:04:09,101 INFO L85 PathProgramCache]: Analyzing trace with hash 418414377, now seen corresponding path program 1 times [2024-11-23 23:04:09,102 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:04:09,102 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [959893491] [2024-11-23 23:04:09,102 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:04:09,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:04:09,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:04:09,975 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-11-23 23:04:09,978 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:04:09,978 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [959893491] [2024-11-23 23:04:09,978 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [959893491] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:04:09,979 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:04:09,979 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-23 23:04:09,979 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1358078670] [2024-11-23 23:04:09,979 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:04:09,980 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-23 23:04:09,981 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:04:09,982 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-23 23:04:09,983 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-23 23:04:09,983 INFO L87 Difference]: Start difference. First operand 112 states and 173 transitions. Second operand has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-23 23:04:10,408 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:04:10,408 INFO L93 Difference]: Finished difference Result 364 states and 565 transitions. [2024-11-23 23:04:10,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-23 23:04:10,409 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 204 [2024-11-23 23:04:10,410 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:04:10,413 INFO L225 Difference]: With dead ends: 364 [2024-11-23 23:04:10,413 INFO L226 Difference]: Without dead ends: 255 [2024-11-23 23:04:10,414 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-23 23:04:10,415 INFO L435 NwaCegarLoop]: 212 mSDtfsCounter, 169 mSDsluCounter, 525 mSDsCounter, 0 mSdLazyCounter, 57 mSolverCounterSat, 101 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 169 SdHoareTripleChecker+Valid, 737 SdHoareTripleChecker+Invalid, 158 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 101 IncrementalHoareTripleChecker+Valid, 57 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-23 23:04:10,416 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [169 Valid, 737 Invalid, 158 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [101 Valid, 57 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-23 23:04:10,417 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 255 states. [2024-11-23 23:04:10,470 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 255 to 244. [2024-11-23 23:04:10,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 244 states, 179 states have (on average 1.4022346368715084) internal successors, (251), 179 states have internal predecessors, (251), 62 states have call successors, (62), 2 states have call predecessors, (62), 2 states have return successors, (62), 62 states have call predecessors, (62), 62 states have call successors, (62) [2024-11-23 23:04:10,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 244 states and 375 transitions. [2024-11-23 23:04:10,480 INFO L78 Accepts]: Start accepts. Automaton has 244 states and 375 transitions. Word has length 204 [2024-11-23 23:04:10,481 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:04:10,482 INFO L471 AbstractCegarLoop]: Abstraction has 244 states and 375 transitions. [2024-11-23 23:04:10,482 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-23 23:04:10,482 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 375 transitions. [2024-11-23 23:04:10,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2024-11-23 23:04:10,492 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:04:10,492 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 23:04:10,492 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-23 23:04:10,493 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:04:10,493 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:04:10,493 INFO L85 PathProgramCache]: Analyzing trace with hash 180407095, now seen corresponding path program 1 times [2024-11-23 23:04:10,493 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:04:10,493 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1181393796] [2024-11-23 23:04:10,493 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:04:10,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:04:10,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:04:11,848 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-11-23 23:04:11,849 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:04:11,849 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1181393796] [2024-11-23 23:04:11,851 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1181393796] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:04:11,851 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:04:11,851 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-23 23:04:11,851 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [164476459] [2024-11-23 23:04:11,852 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:04:11,852 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-23 23:04:11,853 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:04:11,854 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-23 23:04:11,855 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-23 23:04:11,857 INFO L87 Difference]: Start difference. First operand 244 states and 375 transitions. Second operand has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-23 23:04:12,651 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:04:12,651 INFO L93 Difference]: Finished difference Result 716 states and 1103 transitions. [2024-11-23 23:04:12,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-23 23:04:12,652 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 205 [2024-11-23 23:04:12,652 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:04:12,656 INFO L225 Difference]: With dead ends: 716 [2024-11-23 23:04:12,656 INFO L226 Difference]: Without dead ends: 475 [2024-11-23 23:04:12,657 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-23 23:04:12,658 INFO L435 NwaCegarLoop]: 237 mSDtfsCounter, 149 mSDsluCounter, 576 mSDsCounter, 0 mSdLazyCounter, 395 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 149 SdHoareTripleChecker+Valid, 813 SdHoareTripleChecker+Invalid, 398 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 395 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-23 23:04:12,658 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [149 Valid, 813 Invalid, 398 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 395 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-23 23:04:12,660 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 475 states. [2024-11-23 23:04:12,704 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 475 to 325. [2024-11-23 23:04:12,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 325 states, 260 states have (on average 1.45) internal successors, (377), 260 states have internal predecessors, (377), 62 states have call successors, (62), 2 states have call predecessors, (62), 2 states have return successors, (62), 62 states have call predecessors, (62), 62 states have call successors, (62) [2024-11-23 23:04:12,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 325 states and 501 transitions. [2024-11-23 23:04:12,711 INFO L78 Accepts]: Start accepts. Automaton has 325 states and 501 transitions. Word has length 205 [2024-11-23 23:04:12,711 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:04:12,713 INFO L471 AbstractCegarLoop]: Abstraction has 325 states and 501 transitions. [2024-11-23 23:04:12,713 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-23 23:04:12,713 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 501 transitions. [2024-11-23 23:04:12,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2024-11-23 23:04:12,716 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:04:12,717 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 23:04:12,717 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-23 23:04:12,717 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:04:12,719 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:04:12,719 INFO L85 PathProgramCache]: Analyzing trace with hash -1813737611, now seen corresponding path program 1 times [2024-11-23 23:04:12,719 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:04:12,719 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [647894693] [2024-11-23 23:04:12,719 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:04:12,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:04:12,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:04:13,975 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-11-23 23:04:13,975 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:04:13,975 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [647894693] [2024-11-23 23:04:13,975 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [647894693] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:04:13,975 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:04:13,975 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-23 23:04:13,975 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [948313463] [2024-11-23 23:04:13,975 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:04:13,976 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-23 23:04:13,978 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:04:13,979 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-23 23:04:13,979 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-11-23 23:04:13,980 INFO L87 Difference]: Start difference. First operand 325 states and 501 transitions. Second operand has 8 states, 8 states have (on average 6.625) internal successors, (53), 8 states have internal predecessors, (53), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-23 23:04:15,357 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:04:15,358 INFO L93 Difference]: Finished difference Result 1135 states and 1725 transitions. [2024-11-23 23:04:15,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-23 23:04:15,359 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), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 205 [2024-11-23 23:04:15,360 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:04:15,368 INFO L225 Difference]: With dead ends: 1135 [2024-11-23 23:04:15,368 INFO L226 Difference]: Without dead ends: 813 [2024-11-23 23:04:15,372 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=43, Invalid=89, Unknown=0, NotChecked=0, Total=132 [2024-11-23 23:04:15,373 INFO L435 NwaCegarLoop]: 158 mSDtfsCounter, 330 mSDsluCounter, 656 mSDsCounter, 0 mSdLazyCounter, 438 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 330 SdHoareTripleChecker+Valid, 814 SdHoareTripleChecker+Invalid, 455 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 438 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-23 23:04:15,373 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [330 Valid, 814 Invalid, 455 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 438 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-23 23:04:15,375 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 813 states. [2024-11-23 23:04:15,435 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 813 to 506. [2024-11-23 23:04:15,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 506 states, 435 states have (on average 1.4804597701149425) internal successors, (644), 436 states have internal predecessors, (644), 66 states have call successors, (66), 4 states have call predecessors, (66), 4 states have return successors, (66), 65 states have call predecessors, (66), 66 states have call successors, (66) [2024-11-23 23:04:15,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 506 states and 776 transitions. [2024-11-23 23:04:15,441 INFO L78 Accepts]: Start accepts. Automaton has 506 states and 776 transitions. Word has length 205 [2024-11-23 23:04:15,441 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:04:15,441 INFO L471 AbstractCegarLoop]: Abstraction has 506 states and 776 transitions. [2024-11-23 23:04:15,442 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), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-23 23:04:15,442 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 776 transitions. [2024-11-23 23:04:15,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2024-11-23 23:04:15,445 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:04:15,445 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 23:04:15,445 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-23 23:04:15,445 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:04:15,446 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:04:15,446 INFO L85 PathProgramCache]: Analyzing trace with hash 1945098992, now seen corresponding path program 1 times [2024-11-23 23:04:15,446 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:04:15,446 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1992207556] [2024-11-23 23:04:15,446 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:04:15,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:04:15,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:04:18,437 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-11-23 23:04:18,437 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:04:18,437 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1992207556] [2024-11-23 23:04:18,437 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1992207556] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:04:18,437 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:04:18,437 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-23 23:04:18,437 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [300494191] [2024-11-23 23:04:18,438 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:04:18,438 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-23 23:04:18,438 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:04:18,439 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-23 23:04:18,439 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-11-23 23:04:18,439 INFO L87 Difference]: Start difference. First operand 506 states and 776 transitions. Second operand has 8 states, 8 states have (on average 6.75) internal successors, (54), 8 states have internal predecessors, (54), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-23 23:04:20,372 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:04:20,372 INFO L93 Difference]: Finished difference Result 1718 states and 2628 transitions. [2024-11-23 23:04:20,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-23 23:04:20,374 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.75) internal successors, (54), 8 states have internal predecessors, (54), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 206 [2024-11-23 23:04:20,375 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:04:20,382 INFO L225 Difference]: With dead ends: 1718 [2024-11-23 23:04:20,382 INFO L226 Difference]: Without dead ends: 1215 [2024-11-23 23:04:20,383 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=43, Invalid=67, Unknown=0, NotChecked=0, Total=110 [2024-11-23 23:04:20,387 INFO L435 NwaCegarLoop]: 140 mSDtfsCounter, 357 mSDsluCounter, 614 mSDsCounter, 0 mSdLazyCounter, 508 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 357 SdHoareTripleChecker+Valid, 754 SdHoareTripleChecker+Invalid, 520 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 508 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-11-23 23:04:20,388 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [357 Valid, 754 Invalid, 520 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 508 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-11-23 23:04:20,389 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1215 states. [2024-11-23 23:04:20,464 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1215 to 634. [2024-11-23 23:04:20,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 634 states, 563 states have (on average 1.497335701598579) internal successors, (843), 564 states have internal predecessors, (843), 66 states have call successors, (66), 4 states have call predecessors, (66), 4 states have return successors, (66), 65 states have call predecessors, (66), 66 states have call successors, (66) [2024-11-23 23:04:20,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 634 states to 634 states and 975 transitions. [2024-11-23 23:04:20,475 INFO L78 Accepts]: Start accepts. Automaton has 634 states and 975 transitions. Word has length 206 [2024-11-23 23:04:20,475 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:04:20,475 INFO L471 AbstractCegarLoop]: Abstraction has 634 states and 975 transitions. [2024-11-23 23:04:20,476 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.75) internal successors, (54), 8 states have internal predecessors, (54), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-23 23:04:20,476 INFO L276 IsEmpty]: Start isEmpty. Operand 634 states and 975 transitions. [2024-11-23 23:04:20,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2024-11-23 23:04:20,479 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:04:20,479 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 23:04:20,479 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-23 23:04:20,480 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:04:20,481 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:04:20,481 INFO L85 PathProgramCache]: Analyzing trace with hash 665235314, now seen corresponding path program 1 times [2024-11-23 23:04:20,481 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:04:20,481 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1846060686] [2024-11-23 23:04:20,482 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:04:20,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:04:20,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:04:22,717 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-11-23 23:04:22,717 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:04:22,717 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1846060686] [2024-11-23 23:04:22,717 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1846060686] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:04:22,718 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:04:22,718 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-23 23:04:22,718 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [447005716] [2024-11-23 23:04:22,718 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:04:22,718 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-23 23:04:22,719 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:04:22,719 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-23 23:04:22,719 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2024-11-23 23:04:22,719 INFO L87 Difference]: Start difference. First operand 634 states and 975 transitions. Second operand has 10 states, 10 states have (on average 5.4) internal successors, (54), 10 states have internal predecessors, (54), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-23 23:04:24,764 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:04:24,764 INFO L93 Difference]: Finished difference Result 1694 states and 2583 transitions. [2024-11-23 23:04:24,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-23 23:04:24,765 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 5.4) internal successors, (54), 10 states have internal predecessors, (54), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 206 [2024-11-23 23:04:24,766 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:04:24,772 INFO L225 Difference]: With dead ends: 1694 [2024-11-23 23:04:24,772 INFO L226 Difference]: Without dead ends: 1063 [2024-11-23 23:04:24,774 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=47, Invalid=85, Unknown=0, NotChecked=0, Total=132 [2024-11-23 23:04:24,776 INFO L435 NwaCegarLoop]: 142 mSDtfsCounter, 381 mSDsluCounter, 620 mSDsCounter, 0 mSdLazyCounter, 606 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 381 SdHoareTripleChecker+Valid, 762 SdHoareTripleChecker+Invalid, 620 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 606 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2024-11-23 23:04:24,777 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [381 Valid, 762 Invalid, 620 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 606 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2024-11-23 23:04:24,783 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1063 states. [2024-11-23 23:04:24,846 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1063 to 671. [2024-11-23 23:04:24,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 671 states, 600 states have (on average 1.5033333333333334) internal successors, (902), 601 states have internal predecessors, (902), 66 states have call successors, (66), 4 states have call predecessors, (66), 4 states have return successors, (66), 65 states have call predecessors, (66), 66 states have call successors, (66) [2024-11-23 23:04:24,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 671 states to 671 states and 1034 transitions. [2024-11-23 23:04:24,861 INFO L78 Accepts]: Start accepts. Automaton has 671 states and 1034 transitions. Word has length 206 [2024-11-23 23:04:24,862 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:04:24,862 INFO L471 AbstractCegarLoop]: Abstraction has 671 states and 1034 transitions. [2024-11-23 23:04:24,862 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 5.4) internal successors, (54), 10 states have internal predecessors, (54), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-23 23:04:24,865 INFO L276 IsEmpty]: Start isEmpty. Operand 671 states and 1034 transitions. [2024-11-23 23:04:24,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2024-11-23 23:04:24,868 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:04:24,868 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 23:04:24,869 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-23 23:04:24,869 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:04:24,871 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:04:24,871 INFO L85 PathProgramCache]: Analyzing trace with hash -526911056, now seen corresponding path program 1 times [2024-11-23 23:04:24,871 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:04:24,871 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1017992547] [2024-11-23 23:04:24,871 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:04:24,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:04:25,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:04:27,474 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-11-23 23:04:27,475 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:04:27,475 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1017992547] [2024-11-23 23:04:27,475 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1017992547] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:04:27,475 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:04:27,475 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-23 23:04:27,476 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [421478884] [2024-11-23 23:04:27,476 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:04:27,476 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-23 23:04:27,476 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:04:27,477 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-23 23:04:27,477 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2024-11-23 23:04:27,477 INFO L87 Difference]: Start difference. First operand 671 states and 1034 transitions. Second operand has 9 states, 9 states have (on average 6.0) internal successors, (54), 9 states have internal predecessors, (54), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-23 23:04:29,051 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:04:29,052 INFO L93 Difference]: Finished difference Result 1872 states and 2874 transitions. [2024-11-23 23:04:29,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-23 23:04:29,053 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 6.0) internal successors, (54), 9 states have internal predecessors, (54), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 206 [2024-11-23 23:04:29,053 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:04:29,059 INFO L225 Difference]: With dead ends: 1872 [2024-11-23 23:04:29,059 INFO L226 Difference]: Without dead ends: 1204 [2024-11-23 23:04:29,061 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=36, Invalid=54, Unknown=0, NotChecked=0, Total=90 [2024-11-23 23:04:29,062 INFO L435 NwaCegarLoop]: 145 mSDtfsCounter, 332 mSDsluCounter, 414 mSDsCounter, 0 mSdLazyCounter, 472 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 332 SdHoareTripleChecker+Valid, 559 SdHoareTripleChecker+Invalid, 479 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 472 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-11-23 23:04:29,062 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [332 Valid, 559 Invalid, 479 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 472 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-11-23 23:04:29,064 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1204 states. [2024-11-23 23:04:29,106 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1204 to 701. [2024-11-23 23:04:29,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 701 states, 630 states have (on average 1.5063492063492063) internal successors, (949), 631 states have internal predecessors, (949), 66 states have call successors, (66), 4 states have call predecessors, (66), 4 states have return successors, (66), 65 states have call predecessors, (66), 66 states have call successors, (66) [2024-11-23 23:04:29,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 701 states to 701 states and 1081 transitions. [2024-11-23 23:04:29,112 INFO L78 Accepts]: Start accepts. Automaton has 701 states and 1081 transitions. Word has length 206 [2024-11-23 23:04:29,113 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:04:29,113 INFO L471 AbstractCegarLoop]: Abstraction has 701 states and 1081 transitions. [2024-11-23 23:04:29,113 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 6.0) internal successors, (54), 9 states have internal predecessors, (54), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-23 23:04:29,113 INFO L276 IsEmpty]: Start isEmpty. Operand 701 states and 1081 transitions. [2024-11-23 23:04:29,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2024-11-23 23:04:29,120 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:04:29,120 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 23:04:29,120 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-23 23:04:29,120 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:04:29,121 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:04:29,121 INFO L85 PathProgramCache]: Analyzing trace with hash -968980858, now seen corresponding path program 1 times [2024-11-23 23:04:29,121 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:04:29,121 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [443136658] [2024-11-23 23:04:29,121 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:04:29,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:04:29,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:04:31,132 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-11-23 23:04:31,132 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:04:31,132 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [443136658] [2024-11-23 23:04:31,133 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [443136658] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:04:31,133 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:04:31,133 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-23 23:04:31,133 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1528843139] [2024-11-23 23:04:31,133 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:04:31,134 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-23 23:04:31,134 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:04:31,134 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-23 23:04:31,134 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2024-11-23 23:04:31,135 INFO L87 Difference]: Start difference. First operand 701 states and 1081 transitions. Second operand has 9 states, 9 states have (on average 6.0) internal successors, (54), 9 states have internal predecessors, (54), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-23 23:04:32,979 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:04:32,980 INFO L93 Difference]: Finished difference Result 1934 states and 2975 transitions. [2024-11-23 23:04:32,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-23 23:04:32,981 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 6.0) internal successors, (54), 9 states have internal predecessors, (54), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 206 [2024-11-23 23:04:32,981 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:04:32,986 INFO L225 Difference]: With dead ends: 1934 [2024-11-23 23:04:32,987 INFO L226 Difference]: Without dead ends: 1236 [2024-11-23 23:04:32,988 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=60, Invalid=96, Unknown=0, NotChecked=0, Total=156 [2024-11-23 23:04:32,989 INFO L435 NwaCegarLoop]: 172 mSDtfsCounter, 353 mSDsluCounter, 413 mSDsCounter, 0 mSdLazyCounter, 453 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 353 SdHoareTripleChecker+Valid, 585 SdHoareTripleChecker+Invalid, 464 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 453 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-11-23 23:04:32,989 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [353 Valid, 585 Invalid, 464 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 453 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-11-23 23:04:32,991 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1236 states. [2024-11-23 23:04:33,030 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1236 to 751. [2024-11-23 23:04:33,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 751 states, 680 states have (on average 1.511764705882353) internal successors, (1028), 681 states have internal predecessors, (1028), 66 states have call successors, (66), 4 states have call predecessors, (66), 4 states have return successors, (66), 65 states have call predecessors, (66), 66 states have call successors, (66) [2024-11-23 23:04:33,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 751 states to 751 states and 1160 transitions. [2024-11-23 23:04:33,038 INFO L78 Accepts]: Start accepts. Automaton has 751 states and 1160 transitions. Word has length 206 [2024-11-23 23:04:33,038 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:04:33,038 INFO L471 AbstractCegarLoop]: Abstraction has 751 states and 1160 transitions. [2024-11-23 23:04:33,040 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 6.0) internal successors, (54), 9 states have internal predecessors, (54), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-23 23:04:33,040 INFO L276 IsEmpty]: Start isEmpty. Operand 751 states and 1160 transitions. [2024-11-23 23:04:33,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2024-11-23 23:04:33,045 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:04:33,045 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 23:04:33,045 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-23 23:04:33,046 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:04:33,046 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:04:33,049 INFO L85 PathProgramCache]: Analyzing trace with hash -1952008314, now seen corresponding path program 1 times [2024-11-23 23:04:33,050 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:04:33,050 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [318207193] [2024-11-23 23:04:33,050 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:04:33,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:04:33,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:04:33,194 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-11-23 23:04:33,195 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:04:33,196 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [318207193] [2024-11-23 23:04:33,196 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [318207193] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:04:33,196 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:04:33,196 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 23:04:33,196 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [711276888] [2024-11-23 23:04:33,196 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:04:33,197 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 23:04:33,197 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:04:33,198 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 23:04:33,198 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 23:04:33,199 INFO L87 Difference]: Start difference. First operand 751 states and 1160 transitions. Second operand has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-23 23:04:33,363 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:04:33,363 INFO L93 Difference]: Finished difference Result 1835 states and 2832 transitions. [2024-11-23 23:04:33,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 23:04:33,364 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 206 [2024-11-23 23:04:33,365 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:04:33,372 INFO L225 Difference]: With dead ends: 1835 [2024-11-23 23:04:33,372 INFO L226 Difference]: Without dead ends: 1087 [2024-11-23 23:04:33,375 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 23:04:33,376 INFO L435 NwaCegarLoop]: 313 mSDtfsCounter, 147 mSDsluCounter, 143 mSDsCounter, 0 mSdLazyCounter, 46 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 147 SdHoareTripleChecker+Valid, 456 SdHoareTripleChecker+Invalid, 48 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 46 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-23 23:04:33,377 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [147 Valid, 456 Invalid, 48 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 46 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-23 23:04:33,379 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1087 states. [2024-11-23 23:04:33,438 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1087 to 911. [2024-11-23 23:04:33,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 911 states, 840 states have (on average 1.5214285714285714) internal successors, (1278), 841 states have internal predecessors, (1278), 66 states have call successors, (66), 4 states have call predecessors, (66), 4 states have return successors, (66), 65 states have call predecessors, (66), 66 states have call successors, (66) [2024-11-23 23:04:33,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 911 states to 911 states and 1410 transitions. [2024-11-23 23:04:33,447 INFO L78 Accepts]: Start accepts. Automaton has 911 states and 1410 transitions. Word has length 206 [2024-11-23 23:04:33,447 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:04:33,447 INFO L471 AbstractCegarLoop]: Abstraction has 911 states and 1410 transitions. [2024-11-23 23:04:33,448 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-23 23:04:33,448 INFO L276 IsEmpty]: Start isEmpty. Operand 911 states and 1410 transitions. [2024-11-23 23:04:33,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2024-11-23 23:04:33,451 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:04:33,452 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 23:04:33,452 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-23 23:04:33,452 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:04:33,453 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:04:33,453 INFO L85 PathProgramCache]: Analyzing trace with hash 555422362, now seen corresponding path program 1 times [2024-11-23 23:04:33,453 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:04:33,453 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1940198905] [2024-11-23 23:04:33,453 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:04:33,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:04:33,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:04:33,720 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-11-23 23:04:33,720 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:04:33,720 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1940198905] [2024-11-23 23:04:33,720 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1940198905] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:04:33,720 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:04:33,721 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-23 23:04:33,721 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1417288094] [2024-11-23 23:04:33,721 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:04:33,721 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-23 23:04:33,721 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:04:33,722 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-23 23:04:33,722 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-23 23:04:33,723 INFO L87 Difference]: Start difference. First operand 911 states and 1410 transitions. Second operand has 4 states, 4 states have (on average 13.75) internal successors, (55), 4 states have internal predecessors, (55), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-23 23:04:33,782 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:04:33,782 INFO L93 Difference]: Finished difference Result 1717 states and 2657 transitions. [2024-11-23 23:04:33,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-23 23:04:33,783 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.75) internal successors, (55), 4 states have internal predecessors, (55), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 207 [2024-11-23 23:04:33,784 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:04:33,788 INFO L225 Difference]: With dead ends: 1717 [2024-11-23 23:04:33,788 INFO L226 Difference]: Without dead ends: 809 [2024-11-23 23:04:33,790 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-23 23:04:33,791 INFO L435 NwaCegarLoop]: 173 mSDtfsCounter, 0 mSDsluCounter, 334 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 507 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-23 23:04:33,791 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 507 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-23 23:04:33,793 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 809 states. [2024-11-23 23:04:33,832 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 809 to 809. [2024-11-23 23:04:33,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 809 states, 738 states have (on average 1.510840108401084) internal successors, (1115), 739 states have internal predecessors, (1115), 66 states have call successors, (66), 4 states have call predecessors, (66), 4 states have return successors, (66), 65 states have call predecessors, (66), 66 states have call successors, (66) [2024-11-23 23:04:33,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 809 states to 809 states and 1247 transitions. [2024-11-23 23:04:33,842 INFO L78 Accepts]: Start accepts. Automaton has 809 states and 1247 transitions. Word has length 207 [2024-11-23 23:04:33,844 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:04:33,845 INFO L471 AbstractCegarLoop]: Abstraction has 809 states and 1247 transitions. [2024-11-23 23:04:33,845 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.75) internal successors, (55), 4 states have internal predecessors, (55), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-23 23:04:33,845 INFO L276 IsEmpty]: Start isEmpty. Operand 809 states and 1247 transitions. [2024-11-23 23:04:33,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2024-11-23 23:04:33,848 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:04:33,848 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 23:04:33,848 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-23 23:04:33,849 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:04:33,849 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:04:33,850 INFO L85 PathProgramCache]: Analyzing trace with hash -1934106600, now seen corresponding path program 1 times [2024-11-23 23:04:33,851 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:04:33,851 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [991852488] [2024-11-23 23:04:33,851 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:04:33,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:04:33,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:04:34,106 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-11-23 23:04:34,107 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:04:34,107 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [991852488] [2024-11-23 23:04:34,107 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [991852488] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:04:34,107 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:04:34,107 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-23 23:04:34,107 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1406331976] [2024-11-23 23:04:34,108 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:04:34,108 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-23 23:04:34,108 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:04:34,109 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-23 23:04:34,109 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-23 23:04:34,109 INFO L87 Difference]: Start difference. First operand 809 states and 1247 transitions. Second operand has 4 states, 4 states have (on average 13.75) internal successors, (55), 4 states have internal predecessors, (55), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-23 23:04:34,726 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:04:34,726 INFO L93 Difference]: Finished difference Result 1915 states and 2948 transitions. [2024-11-23 23:04:34,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-23 23:04:34,727 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.75) internal successors, (55), 4 states have internal predecessors, (55), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 207 [2024-11-23 23:04:34,728 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:04:34,733 INFO L225 Difference]: With dead ends: 1915 [2024-11-23 23:04:34,733 INFO L226 Difference]: Without dead ends: 1109 [2024-11-23 23:04:34,735 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 [2024-11-23 23:04:34,735 INFO L435 NwaCegarLoop]: 308 mSDtfsCounter, 151 mSDsluCounter, 347 mSDsCounter, 0 mSdLazyCounter, 177 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 151 SdHoareTripleChecker+Valid, 655 SdHoareTripleChecker+Invalid, 178 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 177 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-23 23:04:34,736 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [151 Valid, 655 Invalid, 178 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 177 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-23 23:04:34,737 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1109 states. [2024-11-23 23:04:34,784 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1109 to 815. [2024-11-23 23:04:34,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 815 states, 744 states have (on average 1.5013440860215055) internal successors, (1117), 745 states have internal predecessors, (1117), 66 states have call successors, (66), 4 states have call predecessors, (66), 4 states have return successors, (66), 65 states have call predecessors, (66), 66 states have call successors, (66) [2024-11-23 23:04:34,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 815 states to 815 states and 1249 transitions. [2024-11-23 23:04:34,790 INFO L78 Accepts]: Start accepts. Automaton has 815 states and 1249 transitions. Word has length 207 [2024-11-23 23:04:34,791 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:04:34,791 INFO L471 AbstractCegarLoop]: Abstraction has 815 states and 1249 transitions. [2024-11-23 23:04:34,791 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.75) internal successors, (55), 4 states have internal predecessors, (55), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-23 23:04:34,791 INFO L276 IsEmpty]: Start isEmpty. Operand 815 states and 1249 transitions. [2024-11-23 23:04:34,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2024-11-23 23:04:34,796 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:04:34,797 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 23:04:34,798 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-23 23:04:34,798 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:04:34,798 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:04:34,799 INFO L85 PathProgramCache]: Analyzing trace with hash 1388155403, now seen corresponding path program 1 times [2024-11-23 23:04:34,799 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:04:34,800 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1060408417] [2024-11-23 23:04:34,800 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:04:34,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:04:34,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:04:35,292 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 30 proven. 60 refuted. 0 times theorem prover too weak. 1770 trivial. 0 not checked. [2024-11-23 23:04:35,292 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:04:35,292 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1060408417] [2024-11-23 23:04:35,292 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1060408417] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-23 23:04:35,292 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [443395467] [2024-11-23 23:04:35,292 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:04:35,293 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 23:04:35,293 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f865685-e12d-4ada-8a7c-1a65dcd9b34d/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 23:04:35,295 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f865685-e12d-4ada-8a7c-1a65dcd9b34d/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-23 23:04:35,299 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f865685-e12d-4ada-8a7c-1a65dcd9b34d/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-23 23:04:35,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:04:35,469 INFO L256 TraceCheckSpWp]: Trace formula consists of 476 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-23 23:04:35,480 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 23:04:37,256 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 872 proven. 114 refuted. 0 times theorem prover too weak. 874 trivial. 0 not checked. [2024-11-23 23:04:37,256 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-23 23:04:37,967 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 30 proven. 60 refuted. 0 times theorem prover too weak. 1770 trivial. 0 not checked. [2024-11-23 23:04:37,967 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [443395467] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-23 23:04:37,967 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-23 23:04:37,967 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 11, 7] total 20 [2024-11-23 23:04:37,967 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2145127068] [2024-11-23 23:04:37,968 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-23 23:04:37,969 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2024-11-23 23:04:37,969 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:04:37,970 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2024-11-23 23:04:37,970 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=288, Unknown=0, NotChecked=0, Total=380 [2024-11-23 23:04:37,971 INFO L87 Difference]: Start difference. First operand 815 states and 1249 transitions. Second operand has 20 states, 20 states have (on average 7.65) internal successors, (153), 19 states have internal predecessors, (153), 6 states have call successors, (82), 4 states have call predecessors, (82), 7 states have return successors, (83), 6 states have call predecessors, (83), 6 states have call successors, (83) [2024-11-23 23:04:39,764 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:04:39,764 INFO L93 Difference]: Finished difference Result 1667 states and 2518 transitions. [2024-11-23 23:04:39,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-11-23 23:04:39,766 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 7.65) internal successors, (153), 19 states have internal predecessors, (153), 6 states have call successors, (82), 4 states have call predecessors, (82), 7 states have return successors, (83), 6 states have call predecessors, (83), 6 states have call successors, (83) Word has length 208 [2024-11-23 23:04:39,767 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:04:39,773 INFO L225 Difference]: With dead ends: 1667 [2024-11-23 23:04:39,774 INFO L226 Difference]: Without dead ends: 855 [2024-11-23 23:04:39,776 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 448 GetRequests, 406 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 447 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=428, Invalid=1464, Unknown=0, NotChecked=0, Total=1892 [2024-11-23 23:04:39,776 INFO L435 NwaCegarLoop]: 138 mSDtfsCounter, 591 mSDsluCounter, 940 mSDsCounter, 0 mSdLazyCounter, 889 mSolverCounterSat, 220 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 601 SdHoareTripleChecker+Valid, 1078 SdHoareTripleChecker+Invalid, 1109 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 220 IncrementalHoareTripleChecker+Valid, 889 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-23 23:04:39,777 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [601 Valid, 1078 Invalid, 1109 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [220 Valid, 889 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-23 23:04:39,778 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 855 states. [2024-11-23 23:04:39,848 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 855 to 636. [2024-11-23 23:04:39,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 636 states, 525 states have (on average 1.420952380952381) internal successors, (746), 527 states have internal predecessors, (746), 97 states have call successors, (97), 13 states have call predecessors, (97), 13 states have return successors, (97), 95 states have call predecessors, (97), 97 states have call successors, (97) [2024-11-23 23:04:39,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 636 states and 940 transitions. [2024-11-23 23:04:39,853 INFO L78 Accepts]: Start accepts. Automaton has 636 states and 940 transitions. Word has length 208 [2024-11-23 23:04:39,854 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:04:39,854 INFO L471 AbstractCegarLoop]: Abstraction has 636 states and 940 transitions. [2024-11-23 23:04:39,854 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 7.65) internal successors, (153), 19 states have internal predecessors, (153), 6 states have call successors, (82), 4 states have call predecessors, (82), 7 states have return successors, (83), 6 states have call predecessors, (83), 6 states have call successors, (83) [2024-11-23 23:04:39,854 INFO L276 IsEmpty]: Start isEmpty. Operand 636 states and 940 transitions. [2024-11-23 23:04:39,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2024-11-23 23:04:39,857 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:04:39,857 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 23:04:39,868 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f865685-e12d-4ada-8a7c-1a65dcd9b34d/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-11-23 23:04:40,058 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f865685-e12d-4ada-8a7c-1a65dcd9b34d/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2024-11-23 23:04:40,058 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:04:40,058 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:04:40,059 INFO L85 PathProgramCache]: Analyzing trace with hash 2056749776, now seen corresponding path program 1 times [2024-11-23 23:04:40,059 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:04:40,059 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [172227928] [2024-11-23 23:04:40,059 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:04:40,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:04:40,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:04:45,622 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-11-23 23:04:45,622 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:04:45,622 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [172227928] [2024-11-23 23:04:45,622 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [172227928] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:04:45,622 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:04:45,622 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-23 23:04:45,623 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [731417791] [2024-11-23 23:04:45,623 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:04:45,623 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-23 23:04:45,623 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:04:45,624 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-23 23:04:45,624 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2024-11-23 23:04:45,624 INFO L87 Difference]: Start difference. First operand 636 states and 940 transitions. Second operand has 10 states, 10 states have (on average 5.6) internal successors, (56), 10 states have internal predecessors, (56), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-23 23:04:49,049 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:04:49,049 INFO L93 Difference]: Finished difference Result 1680 states and 2458 transitions. [2024-11-23 23:04:49,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-23 23:04:49,050 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 5.6) internal successors, (56), 10 states have internal predecessors, (56), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 208 [2024-11-23 23:04:49,051 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:04:49,056 INFO L225 Difference]: With dead ends: 1680 [2024-11-23 23:04:49,056 INFO L226 Difference]: Without dead ends: 1116 [2024-11-23 23:04:49,058 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 7 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=85, Invalid=155, Unknown=0, NotChecked=0, Total=240 [2024-11-23 23:04:49,059 INFO L435 NwaCegarLoop]: 152 mSDtfsCounter, 408 mSDsluCounter, 454 mSDsCounter, 0 mSdLazyCounter, 599 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 408 SdHoareTripleChecker+Valid, 606 SdHoareTripleChecker+Invalid, 605 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 599 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2024-11-23 23:04:49,060 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [408 Valid, 606 Invalid, 605 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 599 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2024-11-23 23:04:49,061 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1116 states. [2024-11-23 23:04:49,148 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1116 to 653. [2024-11-23 23:04:49,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 653 states, 542 states have (on average 1.429889298892989) internal successors, (775), 544 states have internal predecessors, (775), 97 states have call successors, (97), 13 states have call predecessors, (97), 13 states have return successors, (97), 95 states have call predecessors, (97), 97 states have call successors, (97) [2024-11-23 23:04:49,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 653 states to 653 states and 969 transitions. [2024-11-23 23:04:49,153 INFO L78 Accepts]: Start accepts. Automaton has 653 states and 969 transitions. Word has length 208 [2024-11-23 23:04:49,153 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:04:49,153 INFO L471 AbstractCegarLoop]: Abstraction has 653 states and 969 transitions. [2024-11-23 23:04:49,154 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 5.6) internal successors, (56), 10 states have internal predecessors, (56), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-23 23:04:49,154 INFO L276 IsEmpty]: Start isEmpty. Operand 653 states and 969 transitions. [2024-11-23 23:04:49,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2024-11-23 23:04:49,155 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:04:49,156 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 23:04:49,156 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-23 23:04:49,156 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:04:49,156 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:04:49,156 INFO L85 PathProgramCache]: Analyzing trace with hash 1045632526, now seen corresponding path program 1 times [2024-11-23 23:04:49,157 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:04:49,157 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [392049068] [2024-11-23 23:04:49,157 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:04:49,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:04:49,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:04:52,522 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-11-23 23:04:52,522 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:04:52,523 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [392049068] [2024-11-23 23:04:52,523 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [392049068] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:04:52,523 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:04:52,523 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-23 23:04:52,523 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1298707637] [2024-11-23 23:04:52,523 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:04:52,523 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-23 23:04:52,524 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:04:52,524 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-23 23:04:52,524 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2024-11-23 23:04:52,524 INFO L87 Difference]: Start difference. First operand 653 states and 969 transitions. Second operand has 10 states, 10 states have (on average 5.6) internal successors, (56), 10 states have internal predecessors, (56), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-23 23:04:55,480 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:04:55,480 INFO L93 Difference]: Finished difference Result 1693 states and 2491 transitions. [2024-11-23 23:04:55,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-23 23:04:55,481 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 5.6) internal successors, (56), 10 states have internal predecessors, (56), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 208 [2024-11-23 23:04:55,482 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:04:55,486 INFO L225 Difference]: With dead ends: 1693 [2024-11-23 23:04:55,486 INFO L226 Difference]: Without dead ends: 1112 [2024-11-23 23:04:55,488 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=93, Invalid=147, Unknown=0, NotChecked=0, Total=240 [2024-11-23 23:04:55,489 INFO L435 NwaCegarLoop]: 181 mSDtfsCounter, 363 mSDsluCounter, 647 mSDsCounter, 0 mSdLazyCounter, 583 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 363 SdHoareTripleChecker+Valid, 828 SdHoareTripleChecker+Invalid, 591 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 583 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2024-11-23 23:04:55,489 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [363 Valid, 828 Invalid, 591 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 583 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2024-11-23 23:04:55,491 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1112 states. [2024-11-23 23:04:55,563 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1112 to 653. [2024-11-23 23:04:55,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 653 states, 542 states have (on average 1.429889298892989) internal successors, (775), 544 states have internal predecessors, (775), 97 states have call successors, (97), 13 states have call predecessors, (97), 13 states have return successors, (97), 95 states have call predecessors, (97), 97 states have call successors, (97) [2024-11-23 23:04:55,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 653 states to 653 states and 969 transitions. [2024-11-23 23:04:55,567 INFO L78 Accepts]: Start accepts. Automaton has 653 states and 969 transitions. Word has length 208 [2024-11-23 23:04:55,568 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:04:55,568 INFO L471 AbstractCegarLoop]: Abstraction has 653 states and 969 transitions. [2024-11-23 23:04:55,568 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 5.6) internal successors, (56), 10 states have internal predecessors, (56), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-23 23:04:55,568 INFO L276 IsEmpty]: Start isEmpty. Operand 653 states and 969 transitions. [2024-11-23 23:04:55,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2024-11-23 23:04:55,570 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:04:55,570 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 23:04:55,570 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-23 23:04:55,570 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:04:55,571 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:04:55,571 INFO L85 PathProgramCache]: Analyzing trace with hash 24564172, now seen corresponding path program 1 times [2024-11-23 23:04:55,571 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:04:55,571 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [257442632] [2024-11-23 23:04:55,571 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:04:55,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:04:55,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:04:56,490 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-11-23 23:04:56,490 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:04:56,490 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [257442632] [2024-11-23 23:04:56,490 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [257442632] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:04:56,491 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:04:56,491 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-23 23:04:56,491 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [199679184] [2024-11-23 23:04:56,491 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:04:56,491 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-23 23:04:56,491 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:04:56,492 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-23 23:04:56,492 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2024-11-23 23:04:56,492 INFO L87 Difference]: Start difference. First operand 653 states and 969 transitions. Second operand has 8 states, 8 states have (on average 7.0) internal successors, (56), 8 states have internal predecessors, (56), 2 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2024-11-23 23:04:58,179 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:04:58,179 INFO L93 Difference]: Finished difference Result 2358 states and 3447 transitions. [2024-11-23 23:04:58,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-23 23:04:58,180 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.0) internal successors, (56), 8 states have internal predecessors, (56), 2 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) Word has length 208 [2024-11-23 23:04:58,180 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:04:58,187 INFO L225 Difference]: With dead ends: 2358 [2024-11-23 23:04:58,187 INFO L226 Difference]: Without dead ends: 1777 [2024-11-23 23:04:58,189 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=75, Invalid=135, Unknown=0, NotChecked=0, Total=210 [2024-11-23 23:04:58,189 INFO L435 NwaCegarLoop]: 239 mSDtfsCounter, 665 mSDsluCounter, 660 mSDsCounter, 0 mSdLazyCounter, 770 mSolverCounterSat, 95 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 665 SdHoareTripleChecker+Valid, 899 SdHoareTripleChecker+Invalid, 865 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 95 IncrementalHoareTripleChecker+Valid, 770 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-23 23:04:58,189 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [665 Valid, 899 Invalid, 865 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [95 Valid, 770 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-23 23:04:58,192 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1777 states. [2024-11-23 23:04:58,335 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1777 to 1277. [2024-11-23 23:04:58,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1277 states, 1092 states have (on average 1.4368131868131868) internal successors, (1569), 1095 states have internal predecessors, (1569), 163 states have call successors, (163), 21 states have call predecessors, (163), 21 states have return successors, (163), 160 states have call predecessors, (163), 163 states have call successors, (163) [2024-11-23 23:04:58,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1277 states to 1277 states and 1895 transitions. [2024-11-23 23:04:58,344 INFO L78 Accepts]: Start accepts. Automaton has 1277 states and 1895 transitions. Word has length 208 [2024-11-23 23:04:58,344 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:04:58,344 INFO L471 AbstractCegarLoop]: Abstraction has 1277 states and 1895 transitions. [2024-11-23 23:04:58,345 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.0) internal successors, (56), 8 states have internal predecessors, (56), 2 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2024-11-23 23:04:58,345 INFO L276 IsEmpty]: Start isEmpty. Operand 1277 states and 1895 transitions. [2024-11-23 23:04:58,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2024-11-23 23:04:58,347 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:04:58,347 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 23:04:58,348 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-23 23:04:58,348 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:04:58,349 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:04:58,349 INFO L85 PathProgramCache]: Analyzing trace with hash 22728713, now seen corresponding path program 1 times [2024-11-23 23:04:58,349 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:04:58,349 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [390926453] [2024-11-23 23:04:58,349 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:04:58,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:04:58,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:04:59,838 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-11-23 23:04:59,838 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:04:59,838 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [390926453] [2024-11-23 23:04:59,838 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [390926453] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:04:59,838 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:04:59,839 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-23 23:04:59,839 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1948911811] [2024-11-23 23:04:59,839 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:04:59,839 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-23 23:04:59,839 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:04:59,840 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-23 23:04:59,840 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2024-11-23 23:04:59,840 INFO L87 Difference]: Start difference. First operand 1277 states and 1895 transitions. Second operand has 8 states, 8 states have (on average 7.0) internal successors, (56), 8 states have internal predecessors, (56), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-23 23:05:01,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:05:01,191 INFO L93 Difference]: Finished difference Result 3045 states and 4518 transitions. [2024-11-23 23:05:01,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-23 23:05:01,192 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.0) internal successors, (56), 8 states have internal predecessors, (56), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 208 [2024-11-23 23:05:01,193 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:05:01,201 INFO L225 Difference]: With dead ends: 3045 [2024-11-23 23:05:01,201 INFO L226 Difference]: Without dead ends: 1840 [2024-11-23 23:05:01,203 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=31, Invalid=41, Unknown=0, NotChecked=0, Total=72 [2024-11-23 23:05:01,204 INFO L435 NwaCegarLoop]: 130 mSDtfsCounter, 200 mSDsluCounter, 367 mSDsCounter, 0 mSdLazyCounter, 368 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 200 SdHoareTripleChecker+Valid, 497 SdHoareTripleChecker+Invalid, 375 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 368 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-23 23:05:01,204 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [200 Valid, 497 Invalid, 375 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 368 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-23 23:05:01,207 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1840 states. [2024-11-23 23:05:01,353 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1840 to 1330. [2024-11-23 23:05:01,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1330 states, 1145 states have (on average 1.4445414847161573) internal successors, (1654), 1148 states have internal predecessors, (1654), 163 states have call successors, (163), 21 states have call predecessors, (163), 21 states have return successors, (163), 160 states have call predecessors, (163), 163 states have call successors, (163) [2024-11-23 23:05:01,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1330 states to 1330 states and 1980 transitions. [2024-11-23 23:05:01,361 INFO L78 Accepts]: Start accepts. Automaton has 1330 states and 1980 transitions. Word has length 208 [2024-11-23 23:05:01,362 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:05:01,362 INFO L471 AbstractCegarLoop]: Abstraction has 1330 states and 1980 transitions. [2024-11-23 23:05:01,363 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.0) internal successors, (56), 8 states have internal predecessors, (56), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-23 23:05:01,363 INFO L276 IsEmpty]: Start isEmpty. Operand 1330 states and 1980 transitions. [2024-11-23 23:05:01,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2024-11-23 23:05:01,366 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:05:01,366 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 23:05:01,367 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-23 23:05:01,367 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:05:01,367 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:05:01,367 INFO L85 PathProgramCache]: Analyzing trace with hash -960298743, now seen corresponding path program 1 times [2024-11-23 23:05:01,368 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:05:01,368 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1859921472] [2024-11-23 23:05:01,368 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:05:01,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:05:01,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:05:03,891 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-11-23 23:05:03,891 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:05:03,891 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1859921472] [2024-11-23 23:05:03,891 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1859921472] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:05:03,891 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:05:03,891 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-23 23:05:03,892 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1461431204] [2024-11-23 23:05:03,892 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:05:03,892 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-23 23:05:03,892 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:05:03,893 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-23 23:05:03,893 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2024-11-23 23:05:03,893 INFO L87 Difference]: Start difference. First operand 1330 states and 1980 transitions. Second operand has 11 states, 11 states have (on average 5.090909090909091) internal successors, (56), 11 states have internal predecessors, (56), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-23 23:05:06,555 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:05:06,555 INFO L93 Difference]: Finished difference Result 2318 states and 3423 transitions. [2024-11-23 23:05:06,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-23 23:05:06,556 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 5.090909090909091) internal successors, (56), 11 states have internal predecessors, (56), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 208 [2024-11-23 23:05:06,557 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:05:06,564 INFO L225 Difference]: With dead ends: 2318 [2024-11-23 23:05:06,564 INFO L226 Difference]: Without dead ends: 1979 [2024-11-23 23:05:06,566 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 10 SyntacticMatches, 1 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=78, Invalid=194, Unknown=0, NotChecked=0, Total=272 [2024-11-23 23:05:06,566 INFO L435 NwaCegarLoop]: 218 mSDtfsCounter, 484 mSDsluCounter, 1191 mSDsCounter, 0 mSdLazyCounter, 1055 mSolverCounterSat, 50 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 484 SdHoareTripleChecker+Valid, 1409 SdHoareTripleChecker+Invalid, 1105 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 50 IncrementalHoareTripleChecker+Valid, 1055 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2024-11-23 23:05:06,567 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [484 Valid, 1409 Invalid, 1105 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [50 Valid, 1055 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2024-11-23 23:05:06,568 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1979 states. [2024-11-23 23:05:06,708 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1979 to 1350. [2024-11-23 23:05:06,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1350 states, 1165 states have (on average 1.4446351931330472) internal successors, (1683), 1168 states have internal predecessors, (1683), 163 states have call successors, (163), 21 states have call predecessors, (163), 21 states have return successors, (163), 160 states have call predecessors, (163), 163 states have call successors, (163) [2024-11-23 23:05:06,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1350 states to 1350 states and 2009 transitions. [2024-11-23 23:05:06,716 INFO L78 Accepts]: Start accepts. Automaton has 1350 states and 2009 transitions. Word has length 208 [2024-11-23 23:05:06,717 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:05:06,717 INFO L471 AbstractCegarLoop]: Abstraction has 1350 states and 2009 transitions. [2024-11-23 23:05:06,717 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 5.090909090909091) internal successors, (56), 11 states have internal predecessors, (56), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-23 23:05:06,717 INFO L276 IsEmpty]: Start isEmpty. Operand 1350 states and 2009 transitions. [2024-11-23 23:05:06,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2024-11-23 23:05:06,719 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:05:06,719 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 23:05:06,719 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-23 23:05:06,719 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:05:06,720 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:05:06,720 INFO L85 PathProgramCache]: Analyzing trace with hash -1971415993, now seen corresponding path program 1 times [2024-11-23 23:05:06,720 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:05:06,720 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [198286071] [2024-11-23 23:05:06,720 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:05:06,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:05:06,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:05:08,471 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-11-23 23:05:08,471 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:05:08,471 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [198286071] [2024-11-23 23:05:08,471 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [198286071] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:05:08,471 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:05:08,472 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-23 23:05:08,472 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1573691042] [2024-11-23 23:05:08,472 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:05:08,472 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-23 23:05:08,472 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:05:08,473 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-23 23:05:08,473 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2024-11-23 23:05:08,473 INFO L87 Difference]: Start difference. First operand 1350 states and 2009 transitions. Second operand has 9 states, 9 states have (on average 6.222222222222222) internal successors, (56), 9 states have internal predecessors, (56), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-23 23:05:10,144 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:05:10,144 INFO L93 Difference]: Finished difference Result 3214 states and 4763 transitions. [2024-11-23 23:05:10,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-23 23:05:10,145 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 6.222222222222222) internal successors, (56), 9 states have internal predecessors, (56), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 208 [2024-11-23 23:05:10,145 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:05:10,152 INFO L225 Difference]: With dead ends: 3214 [2024-11-23 23:05:10,152 INFO L226 Difference]: Without dead ends: 1936 [2024-11-23 23:05:10,154 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2024-11-23 23:05:10,155 INFO L435 NwaCegarLoop]: 187 mSDtfsCounter, 216 mSDsluCounter, 460 mSDsCounter, 0 mSdLazyCounter, 455 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 216 SdHoareTripleChecker+Valid, 647 SdHoareTripleChecker+Invalid, 466 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 455 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-11-23 23:05:10,155 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [216 Valid, 647 Invalid, 466 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 455 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-11-23 23:05:10,157 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1936 states. [2024-11-23 23:05:10,304 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1936 to 1489. [2024-11-23 23:05:10,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1489 states, 1304 states have (on average 1.4493865030674846) internal successors, (1890), 1307 states have internal predecessors, (1890), 163 states have call successors, (163), 21 states have call predecessors, (163), 21 states have return successors, (163), 160 states have call predecessors, (163), 163 states have call successors, (163) [2024-11-23 23:05:10,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1489 states to 1489 states and 2216 transitions. [2024-11-23 23:05:10,313 INFO L78 Accepts]: Start accepts. Automaton has 1489 states and 2216 transitions. Word has length 208 [2024-11-23 23:05:10,314 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:05:10,314 INFO L471 AbstractCegarLoop]: Abstraction has 1489 states and 2216 transitions. [2024-11-23 23:05:10,314 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 6.222222222222222) internal successors, (56), 9 states have internal predecessors, (56), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-23 23:05:10,314 INFO L276 IsEmpty]: Start isEmpty. Operand 1489 states and 2216 transitions. [2024-11-23 23:05:10,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2024-11-23 23:05:10,316 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:05:10,316 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 23:05:10,316 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-11-23 23:05:10,317 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:05:10,317 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:05:10,317 INFO L85 PathProgramCache]: Analyzing trace with hash -1400451765, now seen corresponding path program 1 times [2024-11-23 23:05:10,317 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:05:10,317 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2131866530] [2024-11-23 23:05:10,318 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:05:10,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:05:10,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:05:10,894 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 12 proven. 78 refuted. 0 times theorem prover too weak. 1770 trivial. 0 not checked. [2024-11-23 23:05:10,894 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:05:10,894 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2131866530] [2024-11-23 23:05:10,894 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2131866530] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-23 23:05:10,895 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [32750765] [2024-11-23 23:05:10,895 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:05:10,895 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 23:05:10,895 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f865685-e12d-4ada-8a7c-1a65dcd9b34d/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 23:05:10,897 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f865685-e12d-4ada-8a7c-1a65dcd9b34d/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-23 23:05:10,900 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f865685-e12d-4ada-8a7c-1a65dcd9b34d/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-23 23:05:11,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:05:11,107 INFO L256 TraceCheckSpWp]: Trace formula consists of 478 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-23 23:05:11,113 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 23:05:11,840 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 482 proven. 150 refuted. 0 times theorem prover too weak. 1228 trivial. 0 not checked. [2024-11-23 23:05:11,840 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-23 23:05:12,148 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 12 proven. 78 refuted. 0 times theorem prover too weak. 1770 trivial. 0 not checked. [2024-11-23 23:05:12,148 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [32750765] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-23 23:05:12,148 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-23 23:05:12,149 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 9, 6] total 14 [2024-11-23 23:05:12,149 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [234766582] [2024-11-23 23:05:12,149 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-23 23:05:12,149 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-23 23:05:12,149 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:05:12,150 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-23 23:05:12,150 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=129, Unknown=0, NotChecked=0, Total=182 [2024-11-23 23:05:12,150 INFO L87 Difference]: Start difference. First operand 1489 states and 2216 transitions. Second operand has 14 states, 14 states have (on average 6.642857142857143) internal successors, (93), 13 states have internal predecessors, (93), 4 states have call successors, (57), 3 states have call predecessors, (57), 5 states have return successors, (59), 4 states have call predecessors, (59), 4 states have call successors, (59) [2024-11-23 23:05:13,906 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:05:13,907 INFO L93 Difference]: Finished difference Result 3269 states and 4776 transitions. [2024-11-23 23:05:13,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-11-23 23:05:13,907 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 6.642857142857143) internal successors, (93), 13 states have internal predecessors, (93), 4 states have call successors, (57), 3 states have call predecessors, (57), 5 states have return successors, (59), 4 states have call predecessors, (59), 4 states have call successors, (59) Word has length 209 [2024-11-23 23:05:13,908 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:05:13,917 INFO L225 Difference]: With dead ends: 3269 [2024-11-23 23:05:13,917 INFO L226 Difference]: Without dead ends: 1852 [2024-11-23 23:05:13,919 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 454 GetRequests, 415 SyntacticMatches, 2 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 358 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=427, Invalid=1055, Unknown=0, NotChecked=0, Total=1482 [2024-11-23 23:05:13,919 INFO L435 NwaCegarLoop]: 169 mSDtfsCounter, 517 mSDsluCounter, 583 mSDsCounter, 0 mSdLazyCounter, 866 mSolverCounterSat, 159 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 523 SdHoareTripleChecker+Valid, 752 SdHoareTripleChecker+Invalid, 1025 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 159 IncrementalHoareTripleChecker+Valid, 866 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-23 23:05:13,920 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [523 Valid, 752 Invalid, 1025 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [159 Valid, 866 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-23 23:05:13,921 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1852 states. [2024-11-23 23:05:14,124 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1852 to 1300. [2024-11-23 23:05:14,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1300 states, 1077 states have (on average 1.393686165273909) internal successors, (1501), 1082 states have internal predecessors, (1501), 183 states have call successors, (183), 39 states have call predecessors, (183), 39 states have return successors, (183), 178 states have call predecessors, (183), 183 states have call successors, (183) [2024-11-23 23:05:14,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1300 states to 1300 states and 1867 transitions. [2024-11-23 23:05:14,134 INFO L78 Accepts]: Start accepts. Automaton has 1300 states and 1867 transitions. Word has length 209 [2024-11-23 23:05:14,134 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:05:14,134 INFO L471 AbstractCegarLoop]: Abstraction has 1300 states and 1867 transitions. [2024-11-23 23:05:14,134 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 6.642857142857143) internal successors, (93), 13 states have internal predecessors, (93), 4 states have call successors, (57), 3 states have call predecessors, (57), 5 states have return successors, (59), 4 states have call predecessors, (59), 4 states have call successors, (59) [2024-11-23 23:05:14,135 INFO L276 IsEmpty]: Start isEmpty. Operand 1300 states and 1867 transitions. [2024-11-23 23:05:14,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2024-11-23 23:05:14,136 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:05:14,136 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 23:05:14,146 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f865685-e12d-4ada-8a7c-1a65dcd9b34d/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-11-23 23:05:14,340 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f865685-e12d-4ada-8a7c-1a65dcd9b34d/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 23:05:14,341 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:05:14,341 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:05:14,341 INFO L85 PathProgramCache]: Analyzing trace with hash 1606907795, now seen corresponding path program 1 times [2024-11-23 23:05:14,342 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:05:14,342 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1484515555] [2024-11-23 23:05:14,342 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:05:14,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:05:14,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:05:18,069 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-11-23 23:05:18,069 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:05:18,069 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1484515555] [2024-11-23 23:05:18,070 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1484515555] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:05:18,070 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:05:18,070 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-23 23:05:18,070 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [769962447] [2024-11-23 23:05:18,070 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:05:18,071 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-23 23:05:18,071 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:05:18,072 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-23 23:05:18,072 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=68, Unknown=0, NotChecked=0, Total=110 [2024-11-23 23:05:18,072 INFO L87 Difference]: Start difference. First operand 1300 states and 1867 transitions. Second operand has 11 states, 11 states have (on average 5.2727272727272725) internal successors, (58), 11 states have internal predecessors, (58), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-23 23:05:19,584 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:05:19,584 INFO L93 Difference]: Finished difference Result 2278 states and 3273 transitions. [2024-11-23 23:05:19,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-23 23:05:19,585 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 5.2727272727272725) internal successors, (58), 11 states have internal predecessors, (58), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 210 [2024-11-23 23:05:19,585 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:05:19,589 INFO L225 Difference]: With dead ends: 2278 [2024-11-23 23:05:19,589 INFO L226 Difference]: Without dead ends: 1700 [2024-11-23 23:05:19,590 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=63, Invalid=93, Unknown=0, NotChecked=0, Total=156 [2024-11-23 23:05:19,591 INFO L435 NwaCegarLoop]: 136 mSDtfsCounter, 234 mSDsluCounter, 647 mSDsCounter, 0 mSdLazyCounter, 607 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 234 SdHoareTripleChecker+Valid, 783 SdHoareTripleChecker+Invalid, 613 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 607 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-23 23:05:19,591 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [234 Valid, 783 Invalid, 613 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 607 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-23 23:05:19,593 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1700 states. [2024-11-23 23:05:19,898 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1700 to 1319. [2024-11-23 23:05:19,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1319 states, 1096 states have (on average 1.395985401459854) internal successors, (1530), 1101 states have internal predecessors, (1530), 183 states have call successors, (183), 39 states have call predecessors, (183), 39 states have return successors, (183), 178 states have call predecessors, (183), 183 states have call successors, (183) [2024-11-23 23:05:19,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1319 states to 1319 states and 1896 transitions. [2024-11-23 23:05:19,914 INFO L78 Accepts]: Start accepts. Automaton has 1319 states and 1896 transitions. Word has length 210 [2024-11-23 23:05:19,917 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:05:19,917 INFO L471 AbstractCegarLoop]: Abstraction has 1319 states and 1896 transitions. [2024-11-23 23:05:19,917 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 5.2727272727272725) internal successors, (58), 11 states have internal predecessors, (58), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-23 23:05:19,918 INFO L276 IsEmpty]: Start isEmpty. Operand 1319 states and 1896 transitions. [2024-11-23 23:05:19,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2024-11-23 23:05:19,927 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:05:19,927 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 23:05:19,930 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-11-23 23:05:19,930 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:05:19,931 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:05:19,931 INFO L85 PathProgramCache]: Analyzing trace with hash 595790545, now seen corresponding path program 1 times [2024-11-23 23:05:19,931 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:05:19,931 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1275467500] [2024-11-23 23:05:19,931 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:05:19,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:05:22,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:05:35,071 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-11-23 23:05:35,072 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:05:35,072 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1275467500] [2024-11-23 23:05:35,072 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1275467500] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:05:35,072 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:05:35,072 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2024-11-23 23:05:35,072 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1487622906] [2024-11-23 23:05:35,072 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:05:35,073 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-11-23 23:05:35,073 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:05:35,074 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-11-23 23:05:35,074 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=241, Unknown=0, NotChecked=0, Total=306 [2024-11-23 23:05:35,074 INFO L87 Difference]: Start difference. First operand 1319 states and 1896 transitions. Second operand has 18 states, 18 states have (on average 3.2222222222222223) internal successors, (58), 18 states have internal predecessors, (58), 2 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2024-11-23 23:05:45,658 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:05:45,658 INFO L93 Difference]: Finished difference Result 3780 states and 5383 transitions. [2024-11-23 23:05:45,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-23 23:05:45,660 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 3.2222222222222223) internal successors, (58), 18 states have internal predecessors, (58), 2 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) Word has length 210 [2024-11-23 23:05:45,660 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:05:45,670 INFO L225 Difference]: With dead ends: 3780 [2024-11-23 23:05:45,670 INFO L226 Difference]: Without dead ends: 2541 [2024-11-23 23:05:45,673 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 136 ImplicationChecksByTransitivity, 6.4s TimeCoverageRelationStatistics Valid=301, Invalid=755, Unknown=0, NotChecked=0, Total=1056 [2024-11-23 23:05:45,674 INFO L435 NwaCegarLoop]: 241 mSDtfsCounter, 914 mSDsluCounter, 1075 mSDsCounter, 0 mSdLazyCounter, 1882 mSolverCounterSat, 23 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 914 SdHoareTripleChecker+Valid, 1316 SdHoareTripleChecker+Invalid, 1905 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 23 IncrementalHoareTripleChecker+Valid, 1882 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.7s IncrementalHoareTripleChecker+Time [2024-11-23 23:05:45,674 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [914 Valid, 1316 Invalid, 1905 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [23 Valid, 1882 Invalid, 0 Unknown, 0 Unchecked, 6.7s Time] [2024-11-23 23:05:45,678 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2541 states. [2024-11-23 23:05:45,883 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2541 to 1978. [2024-11-23 23:05:45,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1978 states, 1663 states have (on average 1.4016837041491281) internal successors, (2331), 1670 states have internal predecessors, (2331), 259 states have call successors, (259), 55 states have call predecessors, (259), 55 states have return successors, (259), 252 states have call predecessors, (259), 259 states have call successors, (259) [2024-11-23 23:05:45,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1978 states to 1978 states and 2849 transitions. [2024-11-23 23:05:45,893 INFO L78 Accepts]: Start accepts. Automaton has 1978 states and 2849 transitions. Word has length 210 [2024-11-23 23:05:45,894 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:05:45,894 INFO L471 AbstractCegarLoop]: Abstraction has 1978 states and 2849 transitions. [2024-11-23 23:05:45,894 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 3.2222222222222223) internal successors, (58), 18 states have internal predecessors, (58), 2 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2024-11-23 23:05:45,894 INFO L276 IsEmpty]: Start isEmpty. Operand 1978 states and 2849 transitions. [2024-11-23 23:05:45,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2024-11-23 23:05:45,897 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:05:45,897 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 23:05:45,898 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-11-23 23:05:45,898 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:05:45,899 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:05:45,899 INFO L85 PathProgramCache]: Analyzing trace with hash -425277809, now seen corresponding path program 1 times [2024-11-23 23:05:45,899 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:05:45,899 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [493838916] [2024-11-23 23:05:45,899 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:05:45,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:05:45,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:05:46,416 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-11-23 23:05:46,417 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:05:46,417 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [493838916] [2024-11-23 23:05:46,417 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [493838916] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:05:46,417 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:05:46,417 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-23 23:05:46,417 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1087015375] [2024-11-23 23:05:46,417 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:05:46,418 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-23 23:05:46,418 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:05:46,418 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-23 23:05:46,419 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-23 23:05:46,419 INFO L87 Difference]: Start difference. First operand 1978 states and 2849 transitions. Second operand has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 6 states have internal predecessors, (58), 2 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2024-11-23 23:05:47,525 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:05:47,526 INFO L93 Difference]: Finished difference Result 4556 states and 6581 transitions. [2024-11-23 23:05:47,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-23 23:05:47,526 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 6 states have internal predecessors, (58), 2 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) Word has length 210 [2024-11-23 23:05:47,527 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:05:47,538 INFO L225 Difference]: With dead ends: 4556 [2024-11-23 23:05:47,538 INFO L226 Difference]: Without dead ends: 2658 [2024-11-23 23:05:47,542 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-11-23 23:05:47,545 INFO L435 NwaCegarLoop]: 365 mSDtfsCounter, 323 mSDsluCounter, 491 mSDsCounter, 0 mSdLazyCounter, 315 mSolverCounterSat, 93 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 323 SdHoareTripleChecker+Valid, 856 SdHoareTripleChecker+Invalid, 408 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 93 IncrementalHoareTripleChecker+Valid, 315 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-23 23:05:47,546 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [323 Valid, 856 Invalid, 408 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [93 Valid, 315 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-23 23:05:47,548 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2658 states. [2024-11-23 23:05:47,878 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2658 to 1893. [2024-11-23 23:05:47,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1893 states, 1578 states have (on average 1.3897338403041826) internal successors, (2193), 1585 states have internal predecessors, (2193), 259 states have call successors, (259), 55 states have call predecessors, (259), 55 states have return successors, (259), 252 states have call predecessors, (259), 259 states have call successors, (259) [2024-11-23 23:05:47,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1893 states to 1893 states and 2711 transitions. [2024-11-23 23:05:47,897 INFO L78 Accepts]: Start accepts. Automaton has 1893 states and 2711 transitions. Word has length 210 [2024-11-23 23:05:47,898 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:05:47,898 INFO L471 AbstractCegarLoop]: Abstraction has 1893 states and 2711 transitions. [2024-11-23 23:05:47,899 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 6 states have internal predecessors, (58), 2 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2024-11-23 23:05:47,899 INFO L276 IsEmpty]: Start isEmpty. Operand 1893 states and 2711 transitions. [2024-11-23 23:05:47,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2024-11-23 23:05:47,901 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:05:47,901 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 23:05:47,901 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-11-23 23:05:47,901 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:05:47,902 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:05:47,906 INFO L85 PathProgramCache]: Analyzing trace with hash -82035947, now seen corresponding path program 1 times [2024-11-23 23:05:47,906 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:05:47,906 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [376721091] [2024-11-23 23:05:47,906 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:05:47,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:05:48,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:05:52,971 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-11-23 23:05:52,971 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:05:52,971 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [376721091] [2024-11-23 23:05:52,971 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [376721091] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:05:52,971 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:05:52,972 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-23 23:05:52,972 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1044113475] [2024-11-23 23:05:52,972 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:05:52,972 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-23 23:05:52,972 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:05:52,973 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-23 23:05:52,973 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2024-11-23 23:05:52,973 INFO L87 Difference]: Start difference. First operand 1893 states and 2711 transitions. Second operand has 13 states, 13 states have (on average 4.461538461538462) internal successors, (58), 13 states have internal predecessors, (58), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-23 23:05:55,932 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:05:55,932 INFO L93 Difference]: Finished difference Result 3310 states and 4737 transitions. [2024-11-23 23:05:55,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-23 23:05:55,933 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 4.461538461538462) internal successors, (58), 13 states have internal predecessors, (58), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 210 [2024-11-23 23:05:55,933 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:05:55,943 INFO L225 Difference]: With dead ends: 3310 [2024-11-23 23:05:55,943 INFO L226 Difference]: Without dead ends: 2724 [2024-11-23 23:05:55,945 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=113, Invalid=229, Unknown=0, NotChecked=0, Total=342 [2024-11-23 23:05:55,945 INFO L435 NwaCegarLoop]: 144 mSDtfsCounter, 426 mSDsluCounter, 816 mSDsCounter, 0 mSdLazyCounter, 945 mSolverCounterSat, 20 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 426 SdHoareTripleChecker+Valid, 960 SdHoareTripleChecker+Invalid, 965 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 945 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2024-11-23 23:05:55,946 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [426 Valid, 960 Invalid, 965 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [20 Valid, 945 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2024-11-23 23:05:55,947 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2724 states. [2024-11-23 23:05:56,153 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2724 to 1846. [2024-11-23 23:05:56,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1846 states, 1531 states have (on average 1.3860222077073807) internal successors, (2122), 1538 states have internal predecessors, (2122), 259 states have call successors, (259), 55 states have call predecessors, (259), 55 states have return successors, (259), 252 states have call predecessors, (259), 259 states have call successors, (259) [2024-11-23 23:05:56,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1846 states to 1846 states and 2640 transitions. [2024-11-23 23:05:56,159 INFO L78 Accepts]: Start accepts. Automaton has 1846 states and 2640 transitions. Word has length 210 [2024-11-23 23:05:56,159 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:05:56,160 INFO L471 AbstractCegarLoop]: Abstraction has 1846 states and 2640 transitions. [2024-11-23 23:05:56,160 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 4.461538461538462) internal successors, (58), 13 states have internal predecessors, (58), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-23 23:05:56,160 INFO L276 IsEmpty]: Start isEmpty. Operand 1846 states and 2640 transitions. [2024-11-23 23:05:56,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2024-11-23 23:05:56,161 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:05:56,162 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 23:05:56,162 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2024-11-23 23:05:56,162 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:05:56,162 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:05:56,163 INFO L85 PathProgramCache]: Analyzing trace with hash -1093153197, now seen corresponding path program 1 times [2024-11-23 23:05:56,163 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:05:56,163 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1828978790] [2024-11-23 23:05:56,163 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:05:56,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:05:56,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:05:58,811 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-11-23 23:05:58,811 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:05:58,812 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1828978790] [2024-11-23 23:05:58,812 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1828978790] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:05:58,812 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:05:58,812 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-23 23:05:58,812 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1080823432] [2024-11-23 23:05:58,812 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:05:58,812 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-23 23:05:58,812 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:05:58,813 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-23 23:05:58,813 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=82, Unknown=0, NotChecked=0, Total=132 [2024-11-23 23:05:58,813 INFO L87 Difference]: Start difference. First operand 1846 states and 2640 transitions. Second operand has 12 states, 12 states have (on average 4.833333333333333) internal successors, (58), 12 states have internal predecessors, (58), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-23 23:06:01,045 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:06:01,045 INFO L93 Difference]: Finished difference Result 4381 states and 6250 transitions. [2024-11-23 23:06:01,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-23 23:06:01,046 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 4.833333333333333) internal successors, (58), 12 states have internal predecessors, (58), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 210 [2024-11-23 23:06:01,046 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:06:01,059 INFO L225 Difference]: With dead ends: 4381 [2024-11-23 23:06:01,059 INFO L226 Difference]: Without dead ends: 2797 [2024-11-23 23:06:01,062 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=61, Invalid=95, Unknown=0, NotChecked=0, Total=156 [2024-11-23 23:06:01,063 INFO L435 NwaCegarLoop]: 182 mSDtfsCounter, 315 mSDsluCounter, 768 mSDsCounter, 0 mSdLazyCounter, 776 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 315 SdHoareTripleChecker+Valid, 950 SdHoareTripleChecker+Invalid, 788 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 776 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2024-11-23 23:06:01,064 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [315 Valid, 950 Invalid, 788 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 776 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2024-11-23 23:06:01,067 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2797 states. [2024-11-23 23:06:01,276 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2797 to 1917. [2024-11-23 23:06:01,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1917 states, 1602 states have (on average 1.3770287141073658) internal successors, (2206), 1609 states have internal predecessors, (2206), 259 states have call successors, (259), 55 states have call predecessors, (259), 55 states have return successors, (259), 252 states have call predecessors, (259), 259 states have call successors, (259) [2024-11-23 23:06:01,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1917 states to 1917 states and 2724 transitions. [2024-11-23 23:06:01,282 INFO L78 Accepts]: Start accepts. Automaton has 1917 states and 2724 transitions. Word has length 210 [2024-11-23 23:06:01,282 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:06:01,282 INFO L471 AbstractCegarLoop]: Abstraction has 1917 states and 2724 transitions. [2024-11-23 23:06:01,282 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 4.833333333333333) internal successors, (58), 12 states have internal predecessors, (58), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-23 23:06:01,282 INFO L276 IsEmpty]: Start isEmpty. Operand 1917 states and 2724 transitions. [2024-11-23 23:06:01,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2024-11-23 23:06:01,284 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:06:01,284 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 23:06:01,284 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2024-11-23 23:06:01,285 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:06:01,285 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:06:01,285 INFO L85 PathProgramCache]: Analyzing trace with hash 183952372, now seen corresponding path program 1 times [2024-11-23 23:06:01,285 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:06:01,285 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [961650718] [2024-11-23 23:06:01,286 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:06:01,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:06:01,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:06:02,833 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-11-23 23:06:02,833 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:06:02,833 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [961650718] [2024-11-23 23:06:02,833 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [961650718] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:06:02,833 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:06:02,834 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-23 23:06:02,834 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [698428643] [2024-11-23 23:06:02,834 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:06:02,834 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-23 23:06:02,834 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:06:02,835 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-23 23:06:02,835 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2024-11-23 23:06:02,835 INFO L87 Difference]: Start difference. First operand 1917 states and 2724 transitions. Second operand has 10 states, 10 states have (on average 6.0) internal successors, (60), 10 states have internal predecessors, (60), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-23 23:06:04,493 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:06:04,493 INFO L93 Difference]: Finished difference Result 4073 states and 5766 transitions. [2024-11-23 23:06:04,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-23 23:06:04,494 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 6.0) internal successors, (60), 10 states have internal predecessors, (60), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 212 [2024-11-23 23:06:04,494 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:06:04,501 INFO L225 Difference]: With dead ends: 4073 [2024-11-23 23:06:04,501 INFO L226 Difference]: Without dead ends: 2236 [2024-11-23 23:06:04,504 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 38 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=104, Invalid=202, Unknown=0, NotChecked=0, Total=306 [2024-11-23 23:06:04,505 INFO L435 NwaCegarLoop]: 167 mSDtfsCounter, 393 mSDsluCounter, 788 mSDsCounter, 0 mSdLazyCounter, 531 mSolverCounterSat, 138 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 393 SdHoareTripleChecker+Valid, 955 SdHoareTripleChecker+Invalid, 669 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 138 IncrementalHoareTripleChecker+Valid, 531 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-23 23:06:04,505 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [393 Valid, 955 Invalid, 669 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [138 Valid, 531 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-23 23:06:04,507 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2236 states. [2024-11-23 23:06:04,728 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2236 to 1983. [2024-11-23 23:06:04,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1983 states, 1668 states have (on average 1.3788968824940049) internal successors, (2300), 1674 states have internal predecessors, (2300), 259 states have call successors, (259), 55 states have call predecessors, (259), 55 states have return successors, (259), 253 states have call predecessors, (259), 259 states have call successors, (259) [2024-11-23 23:06:04,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1983 states to 1983 states and 2818 transitions. [2024-11-23 23:06:04,736 INFO L78 Accepts]: Start accepts. Automaton has 1983 states and 2818 transitions. Word has length 212 [2024-11-23 23:06:04,736 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:06:04,736 INFO L471 AbstractCegarLoop]: Abstraction has 1983 states and 2818 transitions. [2024-11-23 23:06:04,736 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 6.0) internal successors, (60), 10 states have internal predecessors, (60), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-23 23:06:04,737 INFO L276 IsEmpty]: Start isEmpty. Operand 1983 states and 2818 transitions. [2024-11-23 23:06:04,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2024-11-23 23:06:04,738 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:06:04,739 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 23:06:04,739 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2024-11-23 23:06:04,739 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:06:04,739 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:06:04,740 INFO L85 PathProgramCache]: Analyzing trace with hash 147170853, now seen corresponding path program 1 times [2024-11-23 23:06:04,740 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:06:04,740 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [195786148] [2024-11-23 23:06:04,740 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:06:04,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:06:04,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:06:05,397 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-11-23 23:06:05,397 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:06:05,397 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [195786148] [2024-11-23 23:06:05,397 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [195786148] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:06:05,398 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:06:05,398 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-23 23:06:05,398 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [892475452] [2024-11-23 23:06:05,398 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:06:05,398 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-23 23:06:05,398 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:06:05,399 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-23 23:06:05,399 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-11-23 23:06:05,399 INFO L87 Difference]: Start difference. First operand 1983 states and 2818 transitions. Second operand has 8 states, 8 states have (on average 7.5) internal successors, (60), 8 states have internal predecessors, (60), 2 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2024-11-23 23:06:07,005 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:06:07,005 INFO L93 Difference]: Finished difference Result 4832 states and 6781 transitions. [2024-11-23 23:06:07,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-23 23:06:07,006 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.5) internal successors, (60), 8 states have internal predecessors, (60), 2 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) Word has length 212 [2024-11-23 23:06:07,006 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:06:07,013 INFO L225 Difference]: With dead ends: 4832 [2024-11-23 23:06:07,013 INFO L226 Difference]: Without dead ends: 2995 [2024-11-23 23:06:07,016 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 9 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=59, Invalid=97, Unknown=0, NotChecked=0, Total=156 [2024-11-23 23:06:07,016 INFO L435 NwaCegarLoop]: 195 mSDtfsCounter, 705 mSDsluCounter, 693 mSDsCounter, 0 mSdLazyCounter, 586 mSolverCounterSat, 80 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 705 SdHoareTripleChecker+Valid, 888 SdHoareTripleChecker+Invalid, 666 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 80 IncrementalHoareTripleChecker+Valid, 586 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-23 23:06:07,017 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [705 Valid, 888 Invalid, 666 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [80 Valid, 586 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-23 23:06:07,019 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2995 states. [2024-11-23 23:06:07,311 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2995 to 2131. [2024-11-23 23:06:07,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2131 states, 1816 states have (on average 1.3871145374449338) internal successors, (2519), 1822 states have internal predecessors, (2519), 259 states have call successors, (259), 55 states have call predecessors, (259), 55 states have return successors, (259), 253 states have call predecessors, (259), 259 states have call successors, (259) [2024-11-23 23:06:07,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2131 states to 2131 states and 3037 transitions. [2024-11-23 23:06:07,317 INFO L78 Accepts]: Start accepts. Automaton has 2131 states and 3037 transitions. Word has length 212 [2024-11-23 23:06:07,317 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:06:07,317 INFO L471 AbstractCegarLoop]: Abstraction has 2131 states and 3037 transitions. [2024-11-23 23:06:07,318 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.5) internal successors, (60), 8 states have internal predecessors, (60), 2 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2024-11-23 23:06:07,318 INFO L276 IsEmpty]: Start isEmpty. Operand 2131 states and 3037 transitions. [2024-11-23 23:06:07,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2024-11-23 23:06:07,319 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:06:07,319 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 23:06:07,320 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2024-11-23 23:06:07,320 INFO L396 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:06:07,320 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:06:07,320 INFO L85 PathProgramCache]: Analyzing trace with hash 827229223, now seen corresponding path program 1 times [2024-11-23 23:06:07,320 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:06:07,320 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1860673046] [2024-11-23 23:06:07,320 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:06:07,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:06:07,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:06:09,405 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-11-23 23:06:09,405 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:06:09,405 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1860673046] [2024-11-23 23:06:09,405 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1860673046] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:06:09,405 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:06:09,405 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-23 23:06:09,405 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [355573718] [2024-11-23 23:06:09,405 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:06:09,406 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-23 23:06:09,406 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:06:09,406 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-23 23:06:09,406 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=42, Unknown=0, NotChecked=0, Total=72 [2024-11-23 23:06:09,407 INFO L87 Difference]: Start difference. First operand 2131 states and 3037 transitions. Second operand has 9 states, 9 states have (on average 6.666666666666667) internal successors, (60), 9 states have internal predecessors, (60), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-23 23:06:10,393 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:06:10,393 INFO L93 Difference]: Finished difference Result 4761 states and 6798 transitions. [2024-11-23 23:06:10,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-23 23:06:10,394 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 6.666666666666667) internal successors, (60), 9 states have internal predecessors, (60), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 212 [2024-11-23 23:06:10,394 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:06:10,401 INFO L225 Difference]: With dead ends: 4761 [2024-11-23 23:06:10,402 INFO L226 Difference]: Without dead ends: 2776 [2024-11-23 23:06:10,406 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 4 SyntacticMatches, 2 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=39, Invalid=51, Unknown=0, NotChecked=0, Total=90 [2024-11-23 23:06:10,406 INFO L435 NwaCegarLoop]: 128 mSDtfsCounter, 249 mSDsluCounter, 332 mSDsCounter, 0 mSdLazyCounter, 240 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 249 SdHoareTripleChecker+Valid, 460 SdHoareTripleChecker+Invalid, 249 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 240 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-23 23:06:10,407 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [249 Valid, 460 Invalid, 249 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 240 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-23 23:06:10,409 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2776 states. [2024-11-23 23:06:10,738 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2776 to 2092. [2024-11-23 23:06:10,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2092 states, 1777 states have (on average 1.386043894203714) internal successors, (2463), 1783 states have internal predecessors, (2463), 259 states have call successors, (259), 55 states have call predecessors, (259), 55 states have return successors, (259), 253 states have call predecessors, (259), 259 states have call successors, (259) [2024-11-23 23:06:10,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2092 states to 2092 states and 2981 transitions. [2024-11-23 23:06:10,747 INFO L78 Accepts]: Start accepts. Automaton has 2092 states and 2981 transitions. Word has length 212 [2024-11-23 23:06:10,748 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:06:10,748 INFO L471 AbstractCegarLoop]: Abstraction has 2092 states and 2981 transitions. [2024-11-23 23:06:10,748 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 6.666666666666667) internal successors, (60), 9 states have internal predecessors, (60), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-23 23:06:10,748 INFO L276 IsEmpty]: Start isEmpty. Operand 2092 states and 2981 transitions. [2024-11-23 23:06:10,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2024-11-23 23:06:10,750 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:06:10,750 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 23:06:10,750 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2024-11-23 23:06:10,750 INFO L396 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:06:10,751 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:06:10,751 INFO L85 PathProgramCache]: Analyzing trace with hash 606654198, now seen corresponding path program 1 times [2024-11-23 23:06:10,751 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:06:10,752 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [933375345] [2024-11-23 23:06:10,752 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:06:10,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:06:10,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:06:11,148 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-11-23 23:06:11,148 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:06:11,148 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [933375345] [2024-11-23 23:06:11,149 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [933375345] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:06:11,149 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:06:11,149 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-23 23:06:11,149 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [593988253] [2024-11-23 23:06:11,149 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:06:11,149 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-23 23:06:11,149 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:06:11,150 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-23 23:06:11,150 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-11-23 23:06:11,150 INFO L87 Difference]: Start difference. First operand 2092 states and 2981 transitions. Second operand has 6 states, 6 states have (on average 10.0) internal successors, (60), 6 states have internal predecessors, (60), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-23 23:06:11,803 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:06:11,803 INFO L93 Difference]: Finished difference Result 3956 states and 5628 transitions. [2024-11-23 23:06:11,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-23 23:06:11,803 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.0) internal successors, (60), 6 states have internal predecessors, (60), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 212 [2024-11-23 23:06:11,804 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:06:11,812 INFO L225 Difference]: With dead ends: 3956 [2024-11-23 23:06:11,812 INFO L226 Difference]: Without dead ends: 2008 [2024-11-23 23:06:11,815 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-11-23 23:06:11,816 INFO L435 NwaCegarLoop]: 189 mSDtfsCounter, 202 mSDsluCounter, 417 mSDsCounter, 0 mSdLazyCounter, 134 mSolverCounterSat, 32 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 202 SdHoareTripleChecker+Valid, 606 SdHoareTripleChecker+Invalid, 166 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 32 IncrementalHoareTripleChecker+Valid, 134 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-23 23:06:11,816 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [202 Valid, 606 Invalid, 166 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [32 Valid, 134 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-23 23:06:11,818 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2008 states. [2024-11-23 23:06:12,176 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2008 to 1930. [2024-11-23 23:06:12,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1930 states, 1615 states have (on average 1.3473684210526315) internal successors, (2176), 1622 states have internal predecessors, (2176), 259 states have call successors, (259), 55 states have call predecessors, (259), 55 states have return successors, (259), 252 states have call predecessors, (259), 259 states have call successors, (259) [2024-11-23 23:06:12,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1930 states to 1930 states and 2694 transitions. [2024-11-23 23:06:12,185 INFO L78 Accepts]: Start accepts. Automaton has 1930 states and 2694 transitions. Word has length 212 [2024-11-23 23:06:12,185 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:06:12,185 INFO L471 AbstractCegarLoop]: Abstraction has 1930 states and 2694 transitions. [2024-11-23 23:06:12,185 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.0) internal successors, (60), 6 states have internal predecessors, (60), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-23 23:06:12,186 INFO L276 IsEmpty]: Start isEmpty. Operand 1930 states and 2694 transitions. [2024-11-23 23:06:12,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2024-11-23 23:06:12,187 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:06:12,187 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 23:06:12,187 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2024-11-23 23:06:12,187 INFO L396 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:06:12,188 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:06:12,188 INFO L85 PathProgramCache]: Analyzing trace with hash 569872679, now seen corresponding path program 1 times [2024-11-23 23:06:12,188 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:06:12,188 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [656176195] [2024-11-23 23:06:12,188 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:06:12,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:06:12,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:06:12,298 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-11-23 23:06:12,298 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:06:12,298 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [656176195] [2024-11-23 23:06:12,298 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [656176195] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:06:12,299 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:06:12,299 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 23:06:12,299 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1149696347] [2024-11-23 23:06:12,299 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:06:12,299 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 23:06:12,299 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:06:12,300 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 23:06:12,300 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 23:06:12,301 INFO L87 Difference]: Start difference. First operand 1930 states and 2694 transitions. Second operand has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-23 23:06:12,722 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:06:12,722 INFO L93 Difference]: Finished difference Result 5325 states and 7427 transitions. [2024-11-23 23:06:12,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 23:06:12,723 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 212 [2024-11-23 23:06:12,723 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:06:12,734 INFO L225 Difference]: With dead ends: 5325 [2024-11-23 23:06:12,735 INFO L226 Difference]: Without dead ends: 3475 [2024-11-23 23:06:12,739 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 23:06:12,739 INFO L435 NwaCegarLoop]: 210 mSDtfsCounter, 87 mSDsluCounter, 159 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 87 SdHoareTripleChecker+Valid, 369 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-23 23:06:12,740 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [87 Valid, 369 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-23 23:06:12,743 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3475 states. [2024-11-23 23:06:13,286 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3475 to 3434. [2024-11-23 23:06:13,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3434 states, 2843 states have (on average 1.3292296869504046) internal successors, (3779), 2856 states have internal predecessors, (3779), 487 states have call successors, (487), 103 states have call predecessors, (487), 103 states have return successors, (487), 474 states have call predecessors, (487), 487 states have call successors, (487) [2024-11-23 23:06:13,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3434 states to 3434 states and 4753 transitions. [2024-11-23 23:06:13,300 INFO L78 Accepts]: Start accepts. Automaton has 3434 states and 4753 transitions. Word has length 212 [2024-11-23 23:06:13,301 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:06:13,301 INFO L471 AbstractCegarLoop]: Abstraction has 3434 states and 4753 transitions. [2024-11-23 23:06:13,301 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-23 23:06:13,301 INFO L276 IsEmpty]: Start isEmpty. Operand 3434 states and 4753 transitions. [2024-11-23 23:06:13,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2024-11-23 23:06:13,302 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:06:13,303 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 23:06:13,303 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2024-11-23 23:06:13,303 INFO L396 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:06:13,303 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:06:13,304 INFO L85 PathProgramCache]: Analyzing trace with hash 1249931049, now seen corresponding path program 1 times [2024-11-23 23:06:13,304 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:06:13,304 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [818990158] [2024-11-23 23:06:13,304 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:06:13,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:06:13,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:06:16,440 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-11-23 23:06:16,440 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:06:16,440 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [818990158] [2024-11-23 23:06:16,440 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [818990158] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:06:16,440 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:06:16,440 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-23 23:06:16,441 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1943757320] [2024-11-23 23:06:16,441 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:06:16,441 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-23 23:06:16,441 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:06:16,442 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-23 23:06:16,442 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=89, Unknown=0, NotChecked=0, Total=132 [2024-11-23 23:06:16,442 INFO L87 Difference]: Start difference. First operand 3434 states and 4753 transitions. Second operand has 12 states, 12 states have (on average 5.0) internal successors, (60), 12 states have internal predecessors, (60), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-23 23:06:20,455 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:06:20,456 INFO L93 Difference]: Finished difference Result 8100 states and 11137 transitions. [2024-11-23 23:06:20,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-23 23:06:20,456 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 5.0) internal successors, (60), 12 states have internal predecessors, (60), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 212 [2024-11-23 23:06:20,457 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:06:20,471 INFO L225 Difference]: With dead ends: 8100 [2024-11-23 23:06:20,471 INFO L226 Difference]: Without dead ends: 4746 [2024-11-23 23:06:20,478 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 7 SyntacticMatches, 1 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 59 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=158, Invalid=304, Unknown=0, NotChecked=0, Total=462 [2024-11-23 23:06:20,479 INFO L435 NwaCegarLoop]: 145 mSDtfsCounter, 399 mSDsluCounter, 485 mSDsCounter, 0 mSdLazyCounter, 576 mSolverCounterSat, 37 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 399 SdHoareTripleChecker+Valid, 630 SdHoareTripleChecker+Invalid, 613 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 37 IncrementalHoareTripleChecker+Valid, 576 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2024-11-23 23:06:20,479 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [399 Valid, 630 Invalid, 613 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [37 Valid, 576 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2024-11-23 23:06:20,483 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4746 states. [2024-11-23 23:06:21,182 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4746 to 3444. [2024-11-23 23:06:21,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3444 states, 2853 states have (on average 1.3280757097791798) internal successors, (3789), 2866 states have internal predecessors, (3789), 487 states have call successors, (487), 103 states have call predecessors, (487), 103 states have return successors, (487), 474 states have call predecessors, (487), 487 states have call successors, (487) [2024-11-23 23:06:21,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3444 states to 3444 states and 4763 transitions. [2024-11-23 23:06:21,198 INFO L78 Accepts]: Start accepts. Automaton has 3444 states and 4763 transitions. Word has length 212 [2024-11-23 23:06:21,198 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:06:21,199 INFO L471 AbstractCegarLoop]: Abstraction has 3444 states and 4763 transitions. [2024-11-23 23:06:21,199 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 5.0) internal successors, (60), 12 states have internal predecessors, (60), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-23 23:06:21,199 INFO L276 IsEmpty]: Start isEmpty. Operand 3444 states and 4763 transitions. [2024-11-23 23:06:21,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2024-11-23 23:06:21,201 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:06:21,201 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 23:06:21,201 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2024-11-23 23:06:21,201 INFO L396 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:06:21,202 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:06:21,202 INFO L85 PathProgramCache]: Analyzing trace with hash -1868361051, now seen corresponding path program 1 times [2024-11-23 23:06:21,202 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:06:21,202 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1924111867] [2024-11-23 23:06:21,202 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:06:21,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:06:21,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:06:22,626 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 48 proven. 126 refuted. 0 times theorem prover too weak. 1686 trivial. 0 not checked. [2024-11-23 23:06:22,626 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:06:22,626 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1924111867] [2024-11-23 23:06:22,626 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1924111867] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-23 23:06:22,627 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1229704424] [2024-11-23 23:06:22,627 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:06:22,627 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 23:06:22,627 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f865685-e12d-4ada-8a7c-1a65dcd9b34d/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 23:06:22,632 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f865685-e12d-4ada-8a7c-1a65dcd9b34d/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-23 23:06:22,636 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f865685-e12d-4ada-8a7c-1a65dcd9b34d/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-23 23:06:22,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:06:22,886 INFO L256 TraceCheckSpWp]: Trace formula consists of 476 conjuncts, 40 conjuncts are in the unsatisfiable core [2024-11-23 23:06:22,901 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 23:06:26,014 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 601 proven. 396 refuted. 0 times theorem prover too weak. 863 trivial. 0 not checked. [2024-11-23 23:06:26,014 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-23 23:06:28,807 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 48 proven. 129 refuted. 0 times theorem prover too weak. 1683 trivial. 0 not checked. [2024-11-23 23:06:28,807 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1229704424] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-23 23:06:28,807 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-23 23:06:28,808 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 21, 12] total 38 [2024-11-23 23:06:28,808 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1683479205] [2024-11-23 23:06:28,808 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-23 23:06:28,809 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 38 states [2024-11-23 23:06:28,809 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:06:28,809 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2024-11-23 23:06:28,810 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=234, Invalid=1172, Unknown=0, NotChecked=0, Total=1406 [2024-11-23 23:06:28,811 INFO L87 Difference]: Start difference. First operand 3444 states and 4763 transitions. Second operand has 38 states, 36 states have (on average 4.5) internal successors, (162), 34 states have internal predecessors, (162), 10 states have call successors, (79), 6 states have call predecessors, (79), 10 states have return successors, (82), 10 states have call predecessors, (82), 10 states have call successors, (82) [2024-11-23 23:06:40,249 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:06:40,249 INFO L93 Difference]: Finished difference Result 6278 states and 8512 transitions. [2024-11-23 23:06:40,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2024-11-23 23:06:40,250 INFO L78 Accepts]: Start accepts. Automaton has has 38 states, 36 states have (on average 4.5) internal successors, (162), 34 states have internal predecessors, (162), 10 states have call successors, (79), 6 states have call predecessors, (79), 10 states have return successors, (82), 10 states have call predecessors, (82), 10 states have call successors, (82) Word has length 213 [2024-11-23 23:06:40,250 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:06:40,265 INFO L225 Difference]: With dead ends: 6278 [2024-11-23 23:06:40,265 INFO L226 Difference]: Without dead ends: 5451 [2024-11-23 23:06:40,271 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 539 GetRequests, 412 SyntacticMatches, 1 SemanticMatches, 126 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4800 ImplicationChecksByTransitivity, 8.0s TimeCoverageRelationStatistics Valid=3355, Invalid=12901, Unknown=0, NotChecked=0, Total=16256 [2024-11-23 23:06:40,272 INFO L435 NwaCegarLoop]: 242 mSDtfsCounter, 1638 mSDsluCounter, 1853 mSDsCounter, 0 mSdLazyCounter, 3407 mSolverCounterSat, 471 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1647 SdHoareTripleChecker+Valid, 2095 SdHoareTripleChecker+Invalid, 3878 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 471 IncrementalHoareTripleChecker+Valid, 3407 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.8s IncrementalHoareTripleChecker+Time [2024-11-23 23:06:40,272 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1647 Valid, 2095 Invalid, 3878 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [471 Valid, 3407 Invalid, 0 Unknown, 0 Unchecked, 3.8s Time] [2024-11-23 23:06:40,275 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5451 states. [2024-11-23 23:06:40,881 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5451 to 2762. [2024-11-23 23:06:40,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2762 states, 2253 states have (on average 1.324456280514869) internal successors, (2984), 2254 states have internal predecessors, (2984), 403 states have call successors, (403), 105 states have call predecessors, (403), 105 states have return successors, (403), 402 states have call predecessors, (403), 403 states have call successors, (403) [2024-11-23 23:06:40,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2762 states to 2762 states and 3790 transitions. [2024-11-23 23:06:40,895 INFO L78 Accepts]: Start accepts. Automaton has 2762 states and 3790 transitions. Word has length 213 [2024-11-23 23:06:40,896 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:06:40,896 INFO L471 AbstractCegarLoop]: Abstraction has 2762 states and 3790 transitions. [2024-11-23 23:06:40,896 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 38 states, 36 states have (on average 4.5) internal successors, (162), 34 states have internal predecessors, (162), 10 states have call successors, (79), 6 states have call predecessors, (79), 10 states have return successors, (82), 10 states have call predecessors, (82), 10 states have call successors, (82) [2024-11-23 23:06:40,896 INFO L276 IsEmpty]: Start isEmpty. Operand 2762 states and 3790 transitions. [2024-11-23 23:06:40,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2024-11-23 23:06:40,898 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:06:40,898 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 23:06:40,911 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f865685-e12d-4ada-8a7c-1a65dcd9b34d/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-11-23 23:06:41,102 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f865685-e12d-4ada-8a7c-1a65dcd9b34d/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 23:06:41,103 INFO L396 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:06:41,103 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:06:41,103 INFO L85 PathProgramCache]: Analyzing trace with hash 737662503, now seen corresponding path program 1 times [2024-11-23 23:06:41,103 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:06:41,103 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [384872869] [2024-11-23 23:06:41,103 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:06:41,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:06:41,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-23 23:06:41,260 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1572591842] [2024-11-23 23:06:41,261 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:06:41,261 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 23:06:41,261 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f865685-e12d-4ada-8a7c-1a65dcd9b34d/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 23:06:41,263 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f865685-e12d-4ada-8a7c-1a65dcd9b34d/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-23 23:06:41,266 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f865685-e12d-4ada-8a7c-1a65dcd9b34d/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-23 23:06:41,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 23:06:41,453 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-23 23:06:41,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 23:06:41,693 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-23 23:06:41,693 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-23 23:06:41,695 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-23 23:06:41,723 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f865685-e12d-4ada-8a7c-1a65dcd9b34d/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-11-23 23:06:41,902 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f865685-e12d-4ada-8a7c-1a65dcd9b34d/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 23:06:41,908 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 23:06:42,192 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-23 23:06:42,201 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 11:06:42 BoogieIcfgContainer [2024-11-23 23:06:42,201 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-23 23:06:42,206 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-23 23:06:42,206 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-23 23:06:42,211 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-23 23:06:42,213 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:04:07" (3/4) ... [2024-11-23 23:06:42,220 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-23 23:06:42,221 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-23 23:06:42,222 INFO L158 Benchmark]: Toolchain (without parser) took 155802.21ms. Allocated memory was 142.6MB in the beginning and 1.0GB in the end (delta: 880.8MB). Free memory was 100.1MB in the beginning and 427.9MB in the end (delta: -327.8MB). Peak memory consumption was 551.5MB. Max. memory is 16.1GB. [2024-11-23 23:06:42,224 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 167.8MB. Free memory is still 104.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-23 23:06:42,224 INFO L158 Benchmark]: CACSL2BoogieTranslator took 413.37ms. Allocated memory is still 142.6MB. Free memory was 99.7MB in the beginning and 83.0MB in the end (delta: 16.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-23 23:06:42,225 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.18ms. Allocated memory is still 142.6MB. Free memory was 83.0MB in the beginning and 77.5MB in the end (delta: 5.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-23 23:06:42,225 INFO L158 Benchmark]: Boogie Preprocessor took 81.63ms. Allocated memory is still 142.6MB. Free memory was 77.5MB in the beginning and 68.8MB in the end (delta: 8.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-23 23:06:42,225 INFO L158 Benchmark]: RCFGBuilder took 758.61ms. Allocated memory is still 142.6MB. Free memory was 68.8MB in the beginning and 33.4MB in the end (delta: 35.5MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-23 23:06:42,225 INFO L158 Benchmark]: TraceAbstraction took 154451.98ms. Allocated memory was 142.6MB in the beginning and 1.0GB in the end (delta: 880.8MB). Free memory was 32.7MB in the beginning and 428.1MB in the end (delta: -395.4MB). Peak memory consumption was 484.4MB. Max. memory is 16.1GB. [2024-11-23 23:06:42,225 INFO L158 Benchmark]: Witness Printer took 14.62ms. Allocated memory is still 1.0GB. Free memory was 428.1MB in the beginning and 427.9MB in the end (delta: 209.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-23 23:06:42,229 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 167.8MB. Free memory is still 104.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 413.37ms. Allocated memory is still 142.6MB. Free memory was 99.7MB in the beginning and 83.0MB in the end (delta: 16.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.18ms. Allocated memory is still 142.6MB. Free memory was 83.0MB in the beginning and 77.5MB in the end (delta: 5.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 81.63ms. Allocated memory is still 142.6MB. Free memory was 77.5MB in the beginning and 68.8MB in the end (delta: 8.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 758.61ms. Allocated memory is still 142.6MB. Free memory was 68.8MB in the beginning and 33.4MB in the end (delta: 35.5MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * TraceAbstraction took 154451.98ms. Allocated memory was 142.6MB in the beginning and 1.0GB in the end (delta: 880.8MB). Free memory was 32.7MB in the beginning and 428.1MB in the end (delta: -395.4MB). Peak memory consumption was 484.4MB. Max. memory is 16.1GB. * Witness Printer took 14.62ms. Allocated memory is still 1.0GB. Free memory was 428.1MB in the beginning and 427.9MB in the end (delta: 209.9kB). 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 106, overapproximation of someBinaryFLOATComparisonOperation at line 166, overapproximation of someBinaryFLOATComparisonOperation at line 164, overapproximation of someBinaryFLOATComparisonOperation at line 199, overapproximation of someBinaryFLOATComparisonOperation at line 199, overapproximation of someBinaryFLOATComparisonOperation at line 168, overapproximation of bitwiseOr at line 73, overapproximation of bitwiseOr at line 199, overapproximation of someBinaryDOUBLEComparisonOperation at line 199, overapproximation of someUnaryFLOAToperation at line 106. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = 4; [L23] unsigned char var_1_2 = 0; [L24] unsigned char var_1_3 = 1; [L25] unsigned char var_1_5 = 100; [L26] unsigned char var_1_6 = 1; [L27] unsigned short int var_1_7 = 0; [L28] unsigned short int var_1_8 = 21062; [L29] signed long int var_1_9 = -4; [L30] unsigned long int var_1_10 = 256; [L31] unsigned long int var_1_11 = 2706779013; [L32] float var_1_13 = 25.1; [L33] float var_1_15 = 9.25; [L34] float var_1_16 = 0.8; [L35] float var_1_17 = 9.75; [L36] signed long int var_1_18 = 10; [L37] signed long int var_1_19 = 2050467977; [L38] unsigned short int var_1_20 = 1; [L39] unsigned short int var_1_21 = 63087; [L40] unsigned char var_1_22 = 1; [L41] double var_1_23 = 25.3; [L42] double var_1_24 = 999.1; [L43] unsigned char var_1_25 = 5; [L44] unsigned char var_1_26 = 200; [L45] unsigned char var_1_27 = 32; [L46] unsigned char var_1_28 = 4; [L47] unsigned char var_1_29 = 100; [L48] unsigned char var_1_30 = 2; [L49] unsigned char var_1_31 = 0; [L50] unsigned char var_1_32 = 5; [L51] float var_1_33 = 0.8; [L52] unsigned short int last_1_var_1_20 = 1; [L53] unsigned char last_1_var_1_22 = 1; VAL [isInitial=0, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2706779013, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=100, var_1_6=1, var_1_7=0, var_1_8=21062, var_1_9=-4] [L203] isInitial = 1 [L204] FCALL initially() [L206] CALL updateLastVariables() [L195] last_1_var_1_20 = var_1_20 [L196] last_1_var_1_22 = var_1_22 VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2706779013, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=100, var_1_6=1, var_1_7=0, var_1_8=21062, var_1_9=-4] [L206] RET updateLastVariables() [L207] CALL updateVariables() [L145] var_1_2 = __VERIFIER_nondet_uchar() [L146] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2706779013, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=100, var_1_6=1, var_1_7=0, var_1_8=21062, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2706779013, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=100, var_1_6=1, var_1_7=0, var_1_8=21062, var_1_9=-4] [L146] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2706779013, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=100, var_1_6=1, var_1_7=0, var_1_8=21062, var_1_9=-4] [L147] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2706779013, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=100, var_1_6=1, var_1_7=0, var_1_8=21062, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2706779013, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=100, var_1_6=1, var_1_7=0, var_1_8=21062, var_1_9=-4] [L147] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2706779013, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=100, var_1_6=1, var_1_7=0, var_1_8=21062, var_1_9=-4] [L148] var_1_3 = __VERIFIER_nondet_uchar() [L149] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2706779013, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_5=100, var_1_6=1, var_1_7=0, var_1_8=21062, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2706779013, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_5=100, var_1_6=1, var_1_7=0, var_1_8=21062, var_1_9=-4] [L149] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2706779013, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_5=100, var_1_6=1, var_1_7=0, var_1_8=21062, var_1_9=-4] [L150] CALL assume_abort_if_not(var_1_3 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2706779013, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=100, var_1_6=1, var_1_7=0, var_1_8=21062, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2706779013, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=100, var_1_6=1, var_1_7=0, var_1_8=21062, var_1_9=-4] [L150] RET assume_abort_if_not(var_1_3 <= 1) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2706779013, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=100, var_1_6=1, var_1_7=0, var_1_8=21062, var_1_9=-4] [L151] var_1_5 = __VERIFIER_nondet_uchar() [L152] CALL assume_abort_if_not(var_1_5 >= 64) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2706779013, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=1, var_1_7=0, var_1_8=21062, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2706779013, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=1, var_1_7=0, var_1_8=21062, var_1_9=-4] [L152] RET assume_abort_if_not(var_1_5 >= 64) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2706779013, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=1, var_1_7=0, var_1_8=21062, var_1_9=-4] [L153] CALL assume_abort_if_not(var_1_5 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2706779013, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=1, var_1_7=0, var_1_8=21062, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2706779013, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=1, var_1_7=0, var_1_8=21062, var_1_9=-4] [L153] RET assume_abort_if_not(var_1_5 <= 127) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2706779013, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=1, var_1_7=0, var_1_8=21062, var_1_9=-4] [L154] var_1_6 = __VERIFIER_nondet_uchar() [L155] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2706779013, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_7=0, var_1_8=21062, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2706779013, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_7=0, var_1_8=21062, var_1_9=-4] [L155] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2706779013, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_7=0, var_1_8=21062, var_1_9=-4] [L156] CALL assume_abort_if_not(var_1_6 <= 64) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2706779013, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=21062, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2706779013, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=21062, var_1_9=-4] [L156] RET assume_abort_if_not(var_1_6 <= 64) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2706779013, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=21062, var_1_9=-4] [L157] var_1_8 = __VERIFIER_nondet_ushort() [L158] CALL assume_abort_if_not(var_1_8 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2706779013, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2706779013, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L158] RET assume_abort_if_not(var_1_8 >= 16383) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2706779013, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L159] CALL assume_abort_if_not(var_1_8 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2706779013, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2706779013, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L159] RET assume_abort_if_not(var_1_8 <= 32767) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2706779013, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L160] var_1_11 = __VERIFIER_nondet_ulong() [L161] CALL assume_abort_if_not(var_1_11 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=-2, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=-2, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L161] RET assume_abort_if_not(var_1_11 >= 2147483647) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=-2, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L162] CALL assume_abort_if_not(var_1_11 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=-2, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=-2, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L162] RET assume_abort_if_not(var_1_11 <= 4294967294) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=-2, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L163] var_1_15 = __VERIFIER_nondet_float() [L164] CALL assume_abort_if_not((var_1_15 >= -922337.2036854765600e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=-2, var_1_13=251/10, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=-2, var_1_13=251/10, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L164] RET assume_abort_if_not((var_1_15 >= -922337.2036854765600e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=-2, var_1_13=251/10, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L165] var_1_16 = __VERIFIER_nondet_float() [L166] CALL assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=-2, var_1_13=251/10, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=-2, var_1_13=251/10, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L166] RET assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=-2, var_1_13=251/10, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L167] var_1_17 = __VERIFIER_nondet_float() [L168] CALL assume_abort_if_not((var_1_17 >= 0.0F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=-2, var_1_13=251/10, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=-2, var_1_13=251/10, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L168] RET assume_abort_if_not((var_1_17 >= 0.0F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=-2, var_1_13=251/10, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L169] var_1_19 = __VERIFIER_nondet_long() [L170] CALL assume_abort_if_not(var_1_19 >= 1610612734) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=-2, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=-2, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L170] RET assume_abort_if_not(var_1_19 >= 1610612734) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=-2, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L171] CALL assume_abort_if_not(var_1_19 <= 2147483646) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=-2, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=-2, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L171] RET assume_abort_if_not(var_1_19 <= 2147483646) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=-2, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L172] var_1_21 = __VERIFIER_nondet_ushort() [L173] CALL assume_abort_if_not(var_1_21 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=-2, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=-2, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L173] RET assume_abort_if_not(var_1_21 >= 32767) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=-2, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L174] CALL assume_abort_if_not(var_1_21 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=-2, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=-2, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L174] RET assume_abort_if_not(var_1_21 <= 65534) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=-2, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L175] var_1_26 = __VERIFIER_nondet_uchar() [L176] CALL assume_abort_if_not(var_1_26 >= 190) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=-2, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=-2, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L176] RET assume_abort_if_not(var_1_26 >= 190) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=-2, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L177] CALL assume_abort_if_not(var_1_26 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=-2, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=-2, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L177] RET assume_abort_if_not(var_1_26 <= 254) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=-2, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L178] var_1_27 = __VERIFIER_nondet_uchar() [L179] CALL assume_abort_if_not(var_1_27 >= 31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=-2, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=31, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=-2, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=31, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L179] RET assume_abort_if_not(var_1_27 >= 31) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=-2, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=31, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L180] CALL assume_abort_if_not(var_1_27 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=-2, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=31, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=-2, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=31, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L180] RET assume_abort_if_not(var_1_27 <= 63) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=-2, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=31, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L181] var_1_28 = __VERIFIER_nondet_uchar() [L182] CALL assume_abort_if_not(var_1_28 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=-2, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=31, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=-2, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=31, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L182] RET assume_abort_if_not(var_1_28 >= 0) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=-2, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=31, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L183] CALL assume_abort_if_not(var_1_28 <= 31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=-2, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=31, var_1_28=0, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=-2, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=31, var_1_28=0, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L183] RET assume_abort_if_not(var_1_28 <= 31) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=-2, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=31, var_1_28=0, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L184] var_1_29 = __VERIFIER_nondet_uchar() [L185] CALL assume_abort_if_not(var_1_29 >= 95) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=-2, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=31, var_1_28=0, var_1_29=95, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=-2, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=31, var_1_28=0, var_1_29=95, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L185] RET assume_abort_if_not(var_1_29 >= 95) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=-2, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=31, var_1_28=0, var_1_29=95, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L186] CALL assume_abort_if_not(var_1_29 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=-2, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=31, var_1_28=0, var_1_29=95, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=-2, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=31, var_1_28=0, var_1_29=95, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L186] RET assume_abort_if_not(var_1_29 <= 127) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=-2, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=31, var_1_28=0, var_1_29=95, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L187] var_1_30 = __VERIFIER_nondet_uchar() [L188] CALL assume_abort_if_not(var_1_30 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=-2, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=31, var_1_28=0, var_1_29=95, var_1_2=0, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=-2, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=31, var_1_28=0, var_1_29=95, var_1_2=0, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L188] RET assume_abort_if_not(var_1_30 >= 0) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=-2, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=31, var_1_28=0, var_1_29=95, var_1_2=0, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L189] CALL assume_abort_if_not(var_1_30 <= 32) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=-2, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=31, var_1_28=0, var_1_29=95, var_1_2=0, var_1_30=0, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=-2, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=31, var_1_28=0, var_1_29=95, var_1_2=0, var_1_30=0, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L189] RET assume_abort_if_not(var_1_30 <= 32) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=-2, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=31, var_1_28=0, var_1_29=95, var_1_2=0, var_1_30=0, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L190] var_1_31 = __VERIFIER_nondet_uchar() [L191] CALL assume_abort_if_not(var_1_31 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=-2, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=31, var_1_28=0, var_1_29=95, var_1_2=0, var_1_30=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=-2, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=31, var_1_28=0, var_1_29=95, var_1_2=0, var_1_30=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L191] RET assume_abort_if_not(var_1_31 >= 0) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=-2, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=31, var_1_28=0, var_1_29=95, var_1_2=0, var_1_30=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L192] CALL assume_abort_if_not(var_1_31 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=-2, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=31, var_1_28=0, var_1_29=95, var_1_2=0, var_1_30=0, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=-2, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=31, var_1_28=0, var_1_29=95, var_1_2=0, var_1_30=0, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L192] RET assume_abort_if_not(var_1_31 <= 63) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=-2, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=31, var_1_28=0, var_1_29=95, var_1_2=0, var_1_30=0, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L207] RET updateVariables() [L208] CALL step() [L57] unsigned char stepLocal_10 = last_1_var_1_22; [L58] signed long int stepLocal_9 = last_1_var_1_20; VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, stepLocal_10=1, stepLocal_9=1, var_1_10=256, var_1_11=-2, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=31, var_1_28=0, var_1_29=95, var_1_2=0, var_1_30=0, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L59] COND TRUE last_1_var_1_22 || stepLocal_10 VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, stepLocal_9=1, var_1_10=256, var_1_11=-2, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=31, var_1_28=0, var_1_29=95, var_1_2=0, var_1_30=0, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L60] COND TRUE \read(last_1_var_1_22) [L61] var_1_25 = var_1_5 VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, stepLocal_9=1, var_1_10=256, var_1_11=-2, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=64, var_1_26=190, var_1_27=31, var_1_28=0, var_1_29=95, var_1_2=0, var_1_30=0, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L72] var_1_10 = (var_1_11 - last_1_var_1_20) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, stepLocal_9=1, var_1_10=-3, var_1_11=-2, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=64, var_1_26=190, var_1_27=31, var_1_28=0, var_1_29=95, var_1_2=0, var_1_30=0, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L73] EXPR var_1_10 ^ var_1_25 VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, stepLocal_9=1, var_1_10=-3, var_1_11=-2, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=64, var_1_26=190, var_1_27=31, var_1_28=0, var_1_29=95, var_1_2=0, var_1_30=0, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L73] unsigned long int stepLocal_4 = var_1_10 ^ var_1_25; [L74] COND FALSE !(var_1_6 >= stepLocal_4) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, stepLocal_9=1, var_1_10=-3, var_1_11=-2, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=64, var_1_26=190, var_1_27=31, var_1_28=0, var_1_29=95, var_1_2=0, var_1_30=0, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L77] COND TRUE ! (var_1_2 && var_1_3) [L78] var_1_22 = ((var_1_21 > var_1_11) && (! 1)) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, stepLocal_9=1, var_1_10=-3, var_1_11=-2, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=0, var_1_23=253/10, var_1_24=9991/10, var_1_25=64, var_1_26=190, var_1_27=31, var_1_28=0, var_1_29=95, var_1_2=0, var_1_30=0, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L80] var_1_32 = var_1_5 [L81] var_1_33 = var_1_15 [L82] unsigned char stepLocal_1 = var_1_22; [L83] unsigned char stepLocal_0 = var_1_25; VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, stepLocal_0=64, stepLocal_1=0, stepLocal_9=1, var_1_10=-3, var_1_11=-2, var_1_13=251/10, var_1_15=2, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=0, var_1_23=253/10, var_1_24=9991/10, var_1_25=64, var_1_26=190, var_1_27=31, var_1_28=0, var_1_29=95, var_1_2=0, var_1_30=0, var_1_31=0, var_1_32=64, var_1_33=2, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L84] COND FALSE !(var_1_22 || stepLocal_1) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, stepLocal_0=64, stepLocal_9=1, var_1_10=-3, var_1_11=-2, var_1_13=251/10, var_1_15=2, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=0, var_1_23=253/10, var_1_24=9991/10, var_1_25=64, var_1_26=190, var_1_27=31, var_1_28=0, var_1_29=95, var_1_2=0, var_1_30=0, var_1_31=0, var_1_32=64, var_1_33=2, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L89] unsigned long int stepLocal_3 = var_1_10; VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, stepLocal_0=64, stepLocal_3=-3, stepLocal_9=1, var_1_10=-3, var_1_11=-2, var_1_13=251/10, var_1_15=2, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=0, var_1_23=253/10, var_1_24=9991/10, var_1_25=64, var_1_26=190, var_1_27=31, var_1_28=0, var_1_29=95, var_1_2=0, var_1_30=0, var_1_31=0, var_1_32=64, var_1_33=2, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=-4] [L90] COND TRUE var_1_25 <= stepLocal_3 [L91] var_1_9 = var_1_25 VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, stepLocal_0=64, stepLocal_9=1, var_1_10=-3, var_1_11=-2, var_1_13=251/10, var_1_15=2, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=0, var_1_23=253/10, var_1_24=9991/10, var_1_25=64, var_1_26=190, var_1_27=31, var_1_28=0, var_1_29=95, var_1_2=0, var_1_30=0, var_1_31=0, var_1_32=64, var_1_33=2, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=64] [L93] unsigned long int stepLocal_5 = (3451179663u - var_1_6) * var_1_8; VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, stepLocal_0=64, stepLocal_5=56540676418929, stepLocal_9=1, var_1_10=-3, var_1_11=-2, var_1_13=251/10, var_1_15=2, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=0, var_1_23=253/10, var_1_24=9991/10, var_1_25=64, var_1_26=190, var_1_27=31, var_1_28=0, var_1_29=95, var_1_2=0, var_1_30=0, var_1_31=0, var_1_32=64, var_1_33=2, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=64] [L94] COND FALSE !(\read(var_1_22)) [L99] var_1_18 = ((((var_1_8) > (((((var_1_25) < 0 ) ? -(var_1_25) : (var_1_25))))) ? (var_1_8) : (((((var_1_25) < 0 ) ? -(var_1_25) : (var_1_25)))))) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, stepLocal_0=64, stepLocal_5=56540676418929, stepLocal_9=1, var_1_10=-3, var_1_11=-2, var_1_13=251/10, var_1_15=2, var_1_18=16383, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=0, var_1_23=253/10, var_1_24=9991/10, var_1_25=64, var_1_26=190, var_1_27=31, var_1_28=0, var_1_29=95, var_1_2=0, var_1_30=0, var_1_31=0, var_1_32=64, var_1_33=2, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=64] [L101] signed long int stepLocal_2 = var_1_18; VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, stepLocal_0=64, stepLocal_2=16383, stepLocal_5=56540676418929, stepLocal_9=1, var_1_10=-3, var_1_11=-2, var_1_13=251/10, var_1_15=2, var_1_18=16383, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=0, var_1_23=253/10, var_1_24=9991/10, var_1_25=64, var_1_26=190, var_1_27=31, var_1_28=0, var_1_29=95, var_1_2=0, var_1_30=0, var_1_31=0, var_1_32=64, var_1_33=2, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=64] [L102] COND FALSE !((var_1_6 / var_1_5) > stepLocal_2) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, stepLocal_0=64, stepLocal_5=56540676418929, stepLocal_9=1, var_1_10=-3, var_1_11=-2, var_1_13=251/10, var_1_15=2, var_1_18=16383, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=0, var_1_23=253/10, var_1_24=9991/10, var_1_25=64, var_1_26=190, var_1_27=31, var_1_28=0, var_1_29=95, var_1_2=0, var_1_30=0, var_1_31=0, var_1_32=64, var_1_33=2, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=64] [L105] COND TRUE ((((var_1_25) < 0 ) ? -(var_1_25) : (var_1_25))) >= var_1_6 [L106] var_1_23 = ((((((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17)))) < (var_1_16)) ? (((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17)))) : (var_1_16))) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, stepLocal_0=64, stepLocal_5=56540676418929, stepLocal_9=1, var_1_10=-3, var_1_11=-2, var_1_13=251/10, var_1_15=2, var_1_16=4, var_1_17=0, var_1_18=16383, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=0, var_1_23=3, var_1_24=9991/10, var_1_25=64, var_1_26=190, var_1_27=31, var_1_28=0, var_1_29=95, var_1_2=0, var_1_30=0, var_1_31=0, var_1_32=64, var_1_33=2, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=64] [L114] signed long int stepLocal_7 = 4; [L115] unsigned long int stepLocal_6 = var_1_10; VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, stepLocal_0=64, stepLocal_5=56540676418929, stepLocal_6=-3, stepLocal_7=4, stepLocal_9=1, var_1_10=-3, var_1_11=-2, var_1_13=251/10, var_1_15=2, var_1_16=4, var_1_17=0, var_1_18=16383, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=0, var_1_23=3, var_1_24=9991/10, var_1_25=64, var_1_26=190, var_1_27=31, var_1_28=0, var_1_29=95, var_1_2=0, var_1_30=0, var_1_31=0, var_1_32=64, var_1_33=2, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=64] [L116] COND TRUE var_1_7 < stepLocal_6 [L117] var_1_20 = ((var_1_5 + ((((var_1_7) > (var_1_6)) ? (var_1_7) : (var_1_6)))) + 16) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, stepLocal_0=64, stepLocal_5=56540676418929, stepLocal_7=4, stepLocal_9=1, var_1_10=-3, var_1_11=-2, var_1_13=251/10, var_1_15=2, var_1_16=4, var_1_17=0, var_1_18=16383, var_1_19=1610612734, var_1_1=4, var_1_20=80, var_1_21=32767, var_1_22=0, var_1_23=3, var_1_24=9991/10, var_1_25=64, var_1_26=190, var_1_27=31, var_1_28=0, var_1_29=95, var_1_2=0, var_1_30=0, var_1_31=0, var_1_32=64, var_1_33=2, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=64] [L129] unsigned short int stepLocal_8 = var_1_20; VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, stepLocal_0=64, stepLocal_5=56540676418929, stepLocal_7=4, stepLocal_8=80, stepLocal_9=1, var_1_10=-3, var_1_11=-2, var_1_13=251/10, var_1_15=2, var_1_16=4, var_1_17=0, var_1_18=16383, var_1_19=1610612734, var_1_1=4, var_1_20=80, var_1_21=32767, var_1_22=0, var_1_23=3, var_1_24=9991/10, var_1_25=64, var_1_26=190, var_1_27=31, var_1_28=0, var_1_29=95, var_1_2=0, var_1_30=0, var_1_31=0, var_1_32=64, var_1_33=2, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=64] [L130] COND FALSE !(stepLocal_8 > var_1_18) [L141] var_1_24 = var_1_16 VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, stepLocal_0=64, stepLocal_5=56540676418929, stepLocal_7=4, stepLocal_9=1, var_1_10=-3, var_1_11=-2, var_1_13=251/10, var_1_15=2, var_1_16=4, var_1_17=0, var_1_18=16383, var_1_19=1610612734, var_1_1=4, var_1_20=80, var_1_21=32767, var_1_22=0, var_1_23=3, var_1_24=4, var_1_25=64, var_1_26=190, var_1_27=31, var_1_28=0, var_1_29=95, var_1_2=0, var_1_30=0, var_1_31=0, var_1_32=64, var_1_33=2, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=64] [L208] RET step() [L209] CALL, EXPR property() [L199] EXPR (((((var_1_22 || var_1_22) ? ((var_1_25 == ((64 + var_1_5) - (var_1_6 + 10))) ? (var_1_1 == ((signed short int) var_1_25)) : 1) : 1) && (((var_1_6 / var_1_5) > var_1_18) ? (var_1_7 == ((unsigned short int) ((var_1_8 - var_1_5) + var_1_6))) : 1)) && ((var_1_25 <= var_1_10) ? (var_1_9 == ((signed long int) var_1_25)) : 1)) && (var_1_10 == ((unsigned long int) (var_1_11 - last_1_var_1_20)))) && ((var_1_6 >= (var_1_10 ^ var_1_25)) ? (var_1_13 == ((float) ((((var_1_15) > ((var_1_16 - var_1_17))) ? (var_1_15) : ((var_1_16 - var_1_17)))))) : 1) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=-3, var_1_11=-2, var_1_13=251/10, var_1_15=2, var_1_16=4, var_1_17=0, var_1_18=16383, var_1_19=1610612734, var_1_1=4, var_1_20=80, var_1_21=32767, var_1_22=0, var_1_23=3, var_1_24=4, var_1_25=64, var_1_26=190, var_1_27=31, var_1_28=0, var_1_29=95, var_1_2=0, var_1_30=0, var_1_31=0, var_1_32=64, var_1_33=2, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=64] [L199] EXPR var_1_10 ^ var_1_25 VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=-3, var_1_11=-2, var_1_13=251/10, var_1_15=2, var_1_16=4, var_1_17=0, var_1_18=16383, var_1_19=1610612734, var_1_1=4, var_1_20=80, var_1_21=32767, var_1_22=0, var_1_23=3, var_1_24=4, var_1_25=64, var_1_26=190, var_1_27=31, var_1_28=0, var_1_29=95, var_1_2=0, var_1_30=0, var_1_31=0, var_1_32=64, var_1_33=2, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=64] [L199] EXPR (((((var_1_22 || var_1_22) ? ((var_1_25 == ((64 + var_1_5) - (var_1_6 + 10))) ? (var_1_1 == ((signed short int) var_1_25)) : 1) : 1) && (((var_1_6 / var_1_5) > var_1_18) ? (var_1_7 == ((unsigned short int) ((var_1_8 - var_1_5) + var_1_6))) : 1)) && ((var_1_25 <= var_1_10) ? (var_1_9 == ((signed long int) var_1_25)) : 1)) && (var_1_10 == ((unsigned long int) (var_1_11 - last_1_var_1_20)))) && ((var_1_6 >= (var_1_10 ^ var_1_25)) ? (var_1_13 == ((float) ((((var_1_15) > ((var_1_16 - var_1_17))) ? (var_1_15) : ((var_1_16 - var_1_17)))))) : 1) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=-3, var_1_11=-2, var_1_13=251/10, var_1_15=2, var_1_16=4, var_1_17=0, var_1_18=16383, var_1_19=1610612734, var_1_1=4, var_1_20=80, var_1_21=32767, var_1_22=0, var_1_23=3, var_1_24=4, var_1_25=64, var_1_26=190, var_1_27=31, var_1_28=0, var_1_29=95, var_1_2=0, var_1_30=0, var_1_31=0, var_1_32=64, var_1_33=2, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=64] [L199] EXPR (((((((((((var_1_22 || var_1_22) ? ((var_1_25 == ((64 + var_1_5) - (var_1_6 + 10))) ? (var_1_1 == ((signed short int) var_1_25)) : 1) : 1) && (((var_1_6 / var_1_5) > var_1_18) ? (var_1_7 == ((unsigned short int) ((var_1_8 - var_1_5) + var_1_6))) : 1)) && ((var_1_25 <= var_1_10) ? (var_1_9 == ((signed long int) var_1_25)) : 1)) && (var_1_10 == ((unsigned long int) (var_1_11 - last_1_var_1_20)))) && ((var_1_6 >= (var_1_10 ^ var_1_25)) ? (var_1_13 == ((float) ((((var_1_15) > ((var_1_16 - var_1_17))) ? (var_1_15) : ((var_1_16 - var_1_17)))))) : 1)) && (var_1_22 ? ((var_1_9 != ((3451179663u - var_1_6) * var_1_8)) ? (var_1_18 == ((signed long int) (var_1_25 - ((var_1_19 - var_1_10) - var_1_6)))) : 1) : (var_1_18 == ((signed long int) ((((var_1_8) > (((((var_1_25) < 0 ) ? -(var_1_25) : (var_1_25))))) ? (var_1_8) : (((((var_1_25) < 0 ) ? -(var_1_25) : (var_1_25)))))))))) && ((var_1_7 < var_1_10) ? (var_1_20 == ((unsigned short int) ((var_1_5 + ((((var_1_7) > (var_1_6)) ? (var_1_7) : (var_1_6)))) + 16))) : (var_1_22 ? ((4 >= var_1_32) ? (var_1_20 == ((unsigned short int) ((((var_1_21 - (var_1_8 - 16)) < 0 ) ? -(var_1_21 - (var_1_8 - 16)) : (var_1_21 - (var_1_8 - 16)))))) : (var_1_20 == ((unsigned short int) var_1_8))) : (var_1_20 == ((unsigned short int) var_1_6))))) && ((! (var_1_2 && var_1_3)) ? (var_1_22 == ((unsigned char) ((var_1_21 > var_1_11) && (! 1)))) : 1)) && ((((((var_1_25) < 0 ) ? -(var_1_25) : (var_1_25))) >= var_1_6) ? (var_1_23 == ((double) ((((((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17)))) < (var_1_16)) ? (((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17)))) : (var_1_16))))) : ((var_1_5 <= var_1_7) ? (var_1_23 == ((double) var_1_15)) : (var_1_23 == ((double) var_1_17))))) && ((var_1_20 > var_1_18) ? ((! var_1_22) ? (var_1_24 == ((double) (((((var_1_17 - var_1_16)) > (var_1_15)) ? ((var_1_17 - var_1_16)) : (var_1_15))))) : ((! (var_1_9 <= var_1_20)) ? (var_1_24 == ((double) 9.8)) : (var_1_24 == ((double) var_1_15)))) : (var_1_24 == ((double) var_1_16)))) && ((last_1_var_1_22 || last_1_var_1_22) ? (last_1_var_1_22 ? (var_1_25 == ((unsigned char) var_1_5)) : ((last_1_var_1_20 < (1u * (100u >> var_1_6))) ? (var_1_25 == ((unsigned char) var_1_6)) : (var_1_25 == ((unsigned char) var_1_5)))) : (var_1_25 == ((unsigned char) ((var_1_26 - (var_1_27 - var_1_28)) - ((var_1_29 - var_1_30) - var_1_31))))) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=-3, var_1_11=-2, var_1_13=251/10, var_1_15=2, var_1_16=4, var_1_17=0, var_1_18=16383, var_1_19=1610612734, var_1_1=4, var_1_20=80, var_1_21=32767, var_1_22=0, var_1_23=3, var_1_24=4, var_1_25=64, var_1_26=190, var_1_27=31, var_1_28=0, var_1_29=95, var_1_2=0, var_1_30=0, var_1_31=0, var_1_32=64, var_1_33=2, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=64] [L199-L200] return (((((((((((((var_1_22 || var_1_22) ? ((var_1_25 == ((64 + var_1_5) - (var_1_6 + 10))) ? (var_1_1 == ((signed short int) var_1_25)) : 1) : 1) && (((var_1_6 / var_1_5) > var_1_18) ? (var_1_7 == ((unsigned short int) ((var_1_8 - var_1_5) + var_1_6))) : 1)) && ((var_1_25 <= var_1_10) ? (var_1_9 == ((signed long int) var_1_25)) : 1)) && (var_1_10 == ((unsigned long int) (var_1_11 - last_1_var_1_20)))) && ((var_1_6 >= (var_1_10 ^ var_1_25)) ? (var_1_13 == ((float) ((((var_1_15) > ((var_1_16 - var_1_17))) ? (var_1_15) : ((var_1_16 - var_1_17)))))) : 1)) && (var_1_22 ? ((var_1_9 != ((3451179663u - var_1_6) * var_1_8)) ? (var_1_18 == ((signed long int) (var_1_25 - ((var_1_19 - var_1_10) - var_1_6)))) : 1) : (var_1_18 == ((signed long int) ((((var_1_8) > (((((var_1_25) < 0 ) ? -(var_1_25) : (var_1_25))))) ? (var_1_8) : (((((var_1_25) < 0 ) ? -(var_1_25) : (var_1_25)))))))))) && ((var_1_7 < var_1_10) ? (var_1_20 == ((unsigned short int) ((var_1_5 + ((((var_1_7) > (var_1_6)) ? (var_1_7) : (var_1_6)))) + 16))) : (var_1_22 ? ((4 >= var_1_32) ? (var_1_20 == ((unsigned short int) ((((var_1_21 - (var_1_8 - 16)) < 0 ) ? -(var_1_21 - (var_1_8 - 16)) : (var_1_21 - (var_1_8 - 16)))))) : (var_1_20 == ((unsigned short int) var_1_8))) : (var_1_20 == ((unsigned short int) var_1_6))))) && ((! (var_1_2 && var_1_3)) ? (var_1_22 == ((unsigned char) ((var_1_21 > var_1_11) && (! 1)))) : 1)) && ((((((var_1_25) < 0 ) ? -(var_1_25) : (var_1_25))) >= var_1_6) ? (var_1_23 == ((double) ((((((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17)))) < (var_1_16)) ? (((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17)))) : (var_1_16))))) : ((var_1_5 <= var_1_7) ? (var_1_23 == ((double) var_1_15)) : (var_1_23 == ((double) var_1_17))))) && ((var_1_20 > var_1_18) ? ((! var_1_22) ? (var_1_24 == ((double) (((((var_1_17 - var_1_16)) > (var_1_15)) ? ((var_1_17 - var_1_16)) : (var_1_15))))) : ((! (var_1_9 <= var_1_20)) ? (var_1_24 == ((double) 9.8)) : (var_1_24 == ((double) var_1_15)))) : (var_1_24 == ((double) var_1_16)))) && ((last_1_var_1_22 || last_1_var_1_22) ? (last_1_var_1_22 ? (var_1_25 == ((unsigned char) var_1_5)) : ((last_1_var_1_20 < (1u * (100u >> var_1_6))) ? (var_1_25 == ((unsigned char) var_1_6)) : (var_1_25 == ((unsigned char) var_1_5)))) : (var_1_25 == ((unsigned char) ((var_1_26 - (var_1_27 - var_1_28)) - ((var_1_29 - var_1_30) - var_1_31)))))) && (var_1_32 == ((unsigned char) var_1_5))) && (var_1_33 == ((float) var_1_15)) ; [L209] RET, EXPR property() [L209] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=-3, var_1_11=-2, var_1_13=251/10, var_1_15=2, var_1_16=4, var_1_17=0, var_1_18=16383, var_1_19=1610612734, var_1_1=4, var_1_20=80, var_1_21=32767, var_1_22=0, var_1_23=3, var_1_24=4, var_1_25=64, var_1_26=190, var_1_27=31, var_1_28=0, var_1_29=95, var_1_2=0, var_1_30=0, var_1_31=0, var_1_32=64, var_1_33=2, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=64] [L19] reach_error() VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=-3, var_1_11=-2, var_1_13=251/10, var_1_15=2, var_1_16=4, var_1_17=0, var_1_18=16383, var_1_19=1610612734, var_1_1=4, var_1_20=80, var_1_21=32767, var_1_22=0, var_1_23=3, var_1_24=4, var_1_25=64, var_1_26=190, var_1_27=31, var_1_28=0, var_1_29=95, var_1_2=0, var_1_30=0, var_1_31=0, var_1_32=64, var_1_33=2, var_1_3=1, var_1_5=64, var_1_6=0, var_1_7=0, var_1_8=16383, var_1_9=64] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 116 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 154.1s, OverallIterations: 32, TraceHistogramMax: 31, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 67.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 11723 SdHoareTripleChecker+Valid, 42.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 11698 mSDsluCounter, 24399 SdHoareTripleChecker+Invalid, 37.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 18468 mSDsCounter, 1645 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 18764 IncrementalHoareTripleChecker+Invalid, 20409 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1645 mSolverCounterUnsat, 5931 mSDtfsCounter, 18764 mSolverCounterSat, 0.3s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2066 GetRequests, 1580 SyntacticMatches, 9 SemanticMatches, 477 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6047 ImplicationChecksByTransitivity, 30.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3444occurred in iteration=30, InterpolantAutomatonStates: 400, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 6.1s AutomataMinimizationTime, 31 MinimizatonAttempts, 16056 StatesRemovedByMinimization, 29 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 6.3s SatisfiabilityAnalysisTime, 70.7s InterpolantComputationTime, 7722 NumberOfCodeBlocks, 7722 NumberOfCodeBlocksAsserted, 37 NumberOfCheckSat, 7888 ConstructedInterpolants, 2 QuantifiedInterpolants, 60909 SizeOfPredicates, 35 NumberOfNonLiveVariables, 1903 ConjunctsInSsa, 71 ConjunctsInUnsatCore, 38 InterpolantComputations, 28 PerfectInterpolantSequences, 69429/70680 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 [2024-11-23 23:06:42,457 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f865685-e12d-4ada-8a7c-1a65dcd9b34d/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forcibly destroying the process [2024-11-23 23:06:42,506 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f865685-e12d-4ada-8a7c-1a65dcd9b34d/bin/uautomizer-verify-LYvppIcaGC/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_3f865685-e12d-4ada-8a7c-1a65dcd9b34d/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f865685-e12d-4ada-8a7c-1a65dcd9b34d/bin/uautomizer-verify-LYvppIcaGC/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f865685-e12d-4ada-8a7c-1a65dcd9b34d/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f865685-e12d-4ada-8a7c-1a65dcd9b34d/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-20.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f865685-e12d-4ada-8a7c-1a65dcd9b34d/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f865685-e12d-4ada-8a7c-1a65dcd9b34d/bin/uautomizer-verify-LYvppIcaGC --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 e22f36fcb48e37029a5451272d2b65f2136f0249698c819249f45360edf16ac5 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-23 23:06:45,293 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-23 23:06:45,418 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f865685-e12d-4ada-8a7c-1a65dcd9b34d/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-23 23:06:45,427 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-23 23:06:45,427 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-23 23:06:45,462 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-23 23:06:45,463 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-23 23:06:45,463 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-23 23:06:45,464 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-23 23:06:45,464 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-23 23:06:45,464 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-23 23:06:45,464 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-23 23:06:45,465 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-23 23:06:45,465 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-23 23:06:45,465 INFO L153 SettingsManager]: * Use SBE=true [2024-11-23 23:06:45,465 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-23 23:06:45,465 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-23 23:06:45,466 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-23 23:06:45,466 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-23 23:06:45,466 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-23 23:06:45,466 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-23 23:06:45,466 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-23 23:06:45,466 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-23 23:06:45,466 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-23 23:06:45,467 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-23 23:06:45,467 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-23 23:06:45,467 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-23 23:06:45,467 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-23 23:06:45,467 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-23 23:06:45,467 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-23 23:06:45,468 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-23 23:06:45,468 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 23:06:45,468 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 23:06:45,468 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 23:06:45,468 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 23:06:45,468 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-23 23:06:45,469 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 23:06:45,469 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 23:06:45,469 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 23:06:45,469 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 23:06:45,469 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-23 23:06:45,469 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-23 23:06:45,469 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-23 23:06:45,470 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-23 23:06:45,470 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-23 23:06:45,470 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-23 23:06:45,470 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-23 23:06:45,470 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-23 23:06:45,470 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-23 23:06:45,470 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-23 23:06:45,470 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_3f865685-e12d-4ada-8a7c-1a65dcd9b34d/bin/uautomizer-verify-LYvppIcaGC 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 -> e22f36fcb48e37029a5451272d2b65f2136f0249698c819249f45360edf16ac5 [2024-11-23 23:06:45,846 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-23 23:06:45,857 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-23 23:06:45,860 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-23 23:06:45,863 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-23 23:06:45,863 INFO L274 PluginConnector]: CDTParser initialized [2024-11-23 23:06:45,865 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f865685-e12d-4ada-8a7c-1a65dcd9b34d/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-20.i [2024-11-23 23:06:49,181 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f865685-e12d-4ada-8a7c-1a65dcd9b34d/bin/uautomizer-verify-LYvppIcaGC/data/5e2e3151c/704cfa002f2b44af93f60c1a79473e9f/FLAGbd94e71bd [2024-11-23 23:06:49,514 INFO L384 CDTParser]: Found 1 translation units. [2024-11-23 23:06:49,519 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f865685-e12d-4ada-8a7c-1a65dcd9b34d/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-20.i [2024-11-23 23:06:49,534 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f865685-e12d-4ada-8a7c-1a65dcd9b34d/bin/uautomizer-verify-LYvppIcaGC/data/5e2e3151c/704cfa002f2b44af93f60c1a79473e9f/FLAGbd94e71bd [2024-11-23 23:06:49,558 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f865685-e12d-4ada-8a7c-1a65dcd9b34d/bin/uautomizer-verify-LYvppIcaGC/data/5e2e3151c/704cfa002f2b44af93f60c1a79473e9f [2024-11-23 23:06:49,561 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-23 23:06:49,562 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-23 23:06:49,565 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-23 23:06:49,565 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-23 23:06:49,570 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-23 23:06:49,571 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 11:06:49" (1/1) ... [2024-11-23 23:06:49,572 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b25c13f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:06:49, skipping insertion in model container [2024-11-23 23:06:49,574 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 11:06:49" (1/1) ... [2024-11-23 23:06:49,605 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-23 23:06:49,806 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_3f865685-e12d-4ada-8a7c-1a65dcd9b34d/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-20.i[916,929] [2024-11-23 23:06:49,959 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 23:06:49,984 INFO L200 MainTranslator]: Completed pre-run [2024-11-23 23:06:49,997 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_3f865685-e12d-4ada-8a7c-1a65dcd9b34d/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-20.i[916,929] [2024-11-23 23:06:50,043 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 23:06:50,070 INFO L204 MainTranslator]: Completed translation [2024-11-23 23:06:50,071 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:06:50 WrapperNode [2024-11-23 23:06:50,071 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-23 23:06:50,072 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-23 23:06:50,073 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-23 23:06:50,073 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-23 23:06:50,081 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:06:50" (1/1) ... [2024-11-23 23:06:50,097 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:06:50" (1/1) ... [2024-11-23 23:06:50,142 INFO L138 Inliner]: procedures = 27, calls = 44, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 204 [2024-11-23 23:06:50,146 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-23 23:06:50,147 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-23 23:06:50,147 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-23 23:06:50,147 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-23 23:06:50,161 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:06:50" (1/1) ... [2024-11-23 23:06:50,161 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:06:50" (1/1) ... [2024-11-23 23:06:50,169 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:06:50" (1/1) ... [2024-11-23 23:06:50,196 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]. [2024-11-23 23:06:50,196 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:06:50" (1/1) ... [2024-11-23 23:06:50,197 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:06:50" (1/1) ... [2024-11-23 23:06:50,216 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:06:50" (1/1) ... [2024-11-23 23:06:50,219 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:06:50" (1/1) ... [2024-11-23 23:06:50,228 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:06:50" (1/1) ... [2024-11-23 23:06:50,231 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:06:50" (1/1) ... [2024-11-23 23:06:50,235 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:06:50" (1/1) ... [2024-11-23 23:06:50,242 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-23 23:06:50,244 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-23 23:06:50,245 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-23 23:06:50,245 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-23 23:06:50,247 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:06:50" (1/1) ... [2024-11-23 23:06:50,254 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 23:06:50,271 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f865685-e12d-4ada-8a7c-1a65dcd9b34d/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 23:06:50,285 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f865685-e12d-4ada-8a7c-1a65dcd9b34d/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-23 23:06:50,293 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f865685-e12d-4ada-8a7c-1a65dcd9b34d/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-23 23:06:50,321 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-23 23:06:50,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-23 23:06:50,322 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-23 23:06:50,322 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-23 23:06:50,322 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-23 23:06:50,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-23 23:06:50,443 INFO L234 CfgBuilder]: Building ICFG [2024-11-23 23:06:50,445 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-23 23:06:54,604 INFO L? ?]: Removed 30 outVars from TransFormulas that were not future-live. [2024-11-23 23:06:54,605 INFO L283 CfgBuilder]: Performing block encoding [2024-11-23 23:06:54,621 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-23 23:06:54,622 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-23 23:06:54,622 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:06:54 BoogieIcfgContainer [2024-11-23 23:06:54,623 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-23 23:06:54,625 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-23 23:06:54,625 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-23 23:06:54,631 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-23 23:06:54,631 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 11:06:49" (1/3) ... [2024-11-23 23:06:54,632 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a1fca4a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 11:06:54, skipping insertion in model container [2024-11-23 23:06:54,632 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:06:50" (2/3) ... [2024-11-23 23:06:54,633 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a1fca4a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 11:06:54, skipping insertion in model container [2024-11-23 23:06:54,633 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:06:54" (3/3) ... [2024-11-23 23:06:54,635 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-20.i [2024-11-23 23:06:54,652 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-23 23:06:54,654 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_100-while_file-20.i that has 2 procedures, 93 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-23 23:06:54,738 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-23 23:06:54,755 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;@66a1b86a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-23 23:06:54,755 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-23 23:06:54,760 INFO L276 IsEmpty]: Start isEmpty. Operand has 93 states, 59 states have (on average 1.4067796610169492) internal successors, (83), 60 states have internal predecessors, (83), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2024-11-23 23:06:54,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2024-11-23 23:06:54,777 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:06:54,778 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 23:06:54,778 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:06:54,784 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:06:54,784 INFO L85 PathProgramCache]: Analyzing trace with hash 156744060, now seen corresponding path program 1 times [2024-11-23 23:06:54,796 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 23:06:54,797 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2021726117] [2024-11-23 23:06:54,797 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:06:54,798 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 [2024-11-23 23:06:54,798 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f865685-e12d-4ada-8a7c-1a65dcd9b34d/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-23 23:06:54,802 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f865685-e12d-4ada-8a7c-1a65dcd9b34d/bin/uautomizer-verify-LYvppIcaGC/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) [2024-11-23 23:06:54,804 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f865685-e12d-4ada-8a7c-1a65dcd9b34d/bin/uautomizer-verify-LYvppIcaGC/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 [2024-11-23 23:06:55,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:06:55,303 INFO L256 TraceCheckSpWp]: Trace formula consists of 324 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-23 23:06:55,336 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 23:06:56,777 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-11-23 23:06:56,777 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-23 23:06:56,778 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-23 23:06:56,778 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2021726117] [2024-11-23 23:06:56,779 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2021726117] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:06:56,779 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:06:56,780 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 23:06:56,782 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1495851117] [2024-11-23 23:06:56,782 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:06:56,787 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-23 23:06:56,787 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-23 23:06:56,808 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-23 23:06:56,809 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-23 23:06:56,812 INFO L87 Difference]: Start difference. First operand has 93 states, 59 states have (on average 1.4067796610169492) internal successors, (83), 60 states have internal predecessors, (83), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) Second operand has 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-23 23:06:59,734 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.52s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-23 23:07:03,360 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.35s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-23 23:07:05,940 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.48s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-23 23:07:05,941 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:07:05,942 INFO L93 Difference]: Finished difference Result 291 states and 527 transitions. [2024-11-23 23:07:05,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-23 23:07:05,970 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 198 [2024-11-23 23:07:05,972 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:07:05,982 INFO L225 Difference]: With dead ends: 291 [2024-11-23 23:07:05,982 INFO L226 Difference]: Without dead ends: 201 [2024-11-23 23:07:05,987 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 198 GetRequests, 195 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-23 23:07:05,992 INFO L435 NwaCegarLoop]: 163 mSDtfsCounter, 113 mSDsluCounter, 251 mSDsCounter, 0 mSdLazyCounter, 30 mSolverCounterSat, 68 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 113 SdHoareTripleChecker+Valid, 414 SdHoareTripleChecker+Invalid, 98 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 68 IncrementalHoareTripleChecker+Valid, 30 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.0s IncrementalHoareTripleChecker+Time [2024-11-23 23:07:05,996 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [113 Valid, 414 Invalid, 98 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [68 Valid, 30 Invalid, 0 Unknown, 0 Unchecked, 9.0s Time] [2024-11-23 23:07:06,019 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 201 states. [2024-11-23 23:07:06,093 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 201 to 172. [2024-11-23 23:07:06,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 172 states, 107 states have (on average 1.308411214953271) internal successors, (140), 107 states have internal predecessors, (140), 62 states have call successors, (62), 2 states have call predecessors, (62), 2 states have return successors, (62), 62 states have call predecessors, (62), 62 states have call successors, (62) [2024-11-23 23:07:06,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 172 states and 264 transitions. [2024-11-23 23:07:06,106 INFO L78 Accepts]: Start accepts. Automaton has 172 states and 264 transitions. Word has length 198 [2024-11-23 23:07:06,107 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:07:06,107 INFO L471 AbstractCegarLoop]: Abstraction has 172 states and 264 transitions. [2024-11-23 23:07:06,108 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-23 23:07:06,108 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 264 transitions. [2024-11-23 23:07:06,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2024-11-23 23:07:06,117 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:07:06,118 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 23:07:06,130 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f865685-e12d-4ada-8a7c-1a65dcd9b34d/bin/uautomizer-verify-LYvppIcaGC/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 [2024-11-23 23:07:06,318 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f865685-e12d-4ada-8a7c-1a65dcd9b34d/bin/uautomizer-verify-LYvppIcaGC/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 [2024-11-23 23:07:06,319 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:07:06,320 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:07:06,320 INFO L85 PathProgramCache]: Analyzing trace with hash -257273013, now seen corresponding path program 1 times [2024-11-23 23:07:06,321 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 23:07:06,321 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1634963130] [2024-11-23 23:07:06,321 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:07:06,321 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 [2024-11-23 23:07:06,322 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f865685-e12d-4ada-8a7c-1a65dcd9b34d/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-23 23:07:06,324 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f865685-e12d-4ada-8a7c-1a65dcd9b34d/bin/uautomizer-verify-LYvppIcaGC/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) [2024-11-23 23:07:06,325 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f865685-e12d-4ada-8a7c-1a65dcd9b34d/bin/uautomizer-verify-LYvppIcaGC/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 [2024-11-23 23:07:06,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:07:06,846 INFO L256 TraceCheckSpWp]: Trace formula consists of 324 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-23 23:07:06,854 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 23:07:13,003 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 722 proven. 264 refuted. 0 times theorem prover too weak. 874 trivial. 0 not checked. [2024-11-23 23:07:13,003 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-23 23:07:15,991 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-23 23:07:15,991 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1634963130] [2024-11-23 23:07:15,992 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1634963130] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-23 23:07:15,992 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [921333713] [2024-11-23 23:07:15,992 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:07:15,992 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-23 23:07:15,993 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f865685-e12d-4ada-8a7c-1a65dcd9b34d/bin/uautomizer-verify-LYvppIcaGC/cvc4 [2024-11-23 23:07:15,999 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f865685-e12d-4ada-8a7c-1a65dcd9b34d/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-23 23:07:16,001 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f865685-e12d-4ada-8a7c-1a65dcd9b34d/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-23 23:07:17,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:07:17,190 INFO L256 TraceCheckSpWp]: Trace formula consists of 324 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-23 23:07:17,195 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 23:07:18,389 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 850 proven. 60 refuted. 0 times theorem prover too weak. 950 trivial. 0 not checked. [2024-11-23 23:07:18,389 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-23 23:07:19,009 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [921333713] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-23 23:07:19,010 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-23 23:07:19,010 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 6] total 19 [2024-11-23 23:07:19,011 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [151875892] [2024-11-23 23:07:19,011 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-23 23:07:19,012 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2024-11-23 23:07:19,012 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-23 23:07:19,016 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2024-11-23 23:07:19,018 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=107, Invalid=493, Unknown=0, NotChecked=0, Total=600 [2024-11-23 23:07:19,018 INFO L87 Difference]: Start difference. First operand 172 states and 264 transitions. Second operand has 19 states, 19 states have (on average 5.052631578947368) internal successors, (96), 17 states have internal predecessors, (96), 6 states have call successors, (57), 6 states have call predecessors, (57), 8 states have return successors, (58), 6 states have call predecessors, (58), 6 states have call successors, (58) [2024-11-23 23:07:27,868 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.93s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-23 23:07:34,956 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.33s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-23 23:07:35,484 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:07:35,484 INFO L93 Difference]: Finished difference Result 510 states and 730 transitions. [2024-11-23 23:07:35,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-11-23 23:07:35,486 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 19 states have (on average 5.052631578947368) internal successors, (96), 17 states have internal predecessors, (96), 6 states have call successors, (57), 6 states have call predecessors, (57), 8 states have return successors, (58), 6 states have call predecessors, (58), 6 states have call successors, (58) Word has length 199 [2024-11-23 23:07:35,487 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:07:35,490 INFO L225 Difference]: With dead ends: 510 [2024-11-23 23:07:35,491 INFO L226 Difference]: Without dead ends: 341 [2024-11-23 23:07:35,497 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 483 GetRequests, 426 SyntacticMatches, 0 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 841 ImplicationChecksByTransitivity, 9.9s TimeCoverageRelationStatistics Valid=795, Invalid=2627, Unknown=0, NotChecked=0, Total=3422 [2024-11-23 23:07:35,501 INFO L435 NwaCegarLoop]: 88 mSDtfsCounter, 383 mSDsluCounter, 356 mSDsCounter, 0 mSdLazyCounter, 675 mSolverCounterSat, 79 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 384 SdHoareTripleChecker+Valid, 444 SdHoareTripleChecker+Invalid, 754 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 79 IncrementalHoareTripleChecker+Valid, 675 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.2s IncrementalHoareTripleChecker+Time [2024-11-23 23:07:35,501 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [384 Valid, 444 Invalid, 754 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [79 Valid, 675 Invalid, 0 Unknown, 0 Unchecked, 10.2s Time] [2024-11-23 23:07:35,503 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 341 states. [2024-11-23 23:07:35,568 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 341 to 263. [2024-11-23 23:07:35,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 263 states, 178 states have (on average 1.2640449438202248) internal successors, (225), 180 states have internal predecessors, (225), 70 states have call successors, (70), 14 states have call predecessors, (70), 14 states have return successors, (70), 68 states have call predecessors, (70), 70 states have call successors, (70) [2024-11-23 23:07:35,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 263 states and 365 transitions. [2024-11-23 23:07:35,573 INFO L78 Accepts]: Start accepts. Automaton has 263 states and 365 transitions. Word has length 199 [2024-11-23 23:07:35,574 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:07:35,574 INFO L471 AbstractCegarLoop]: Abstraction has 263 states and 365 transitions. [2024-11-23 23:07:35,575 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 5.052631578947368) internal successors, (96), 17 states have internal predecessors, (96), 6 states have call successors, (57), 6 states have call predecessors, (57), 8 states have return successors, (58), 6 states have call predecessors, (58), 6 states have call successors, (58) [2024-11-23 23:07:35,575 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 365 transitions. [2024-11-23 23:07:35,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2024-11-23 23:07:35,579 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:07:35,579 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 23:07:35,592 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f865685-e12d-4ada-8a7c-1a65dcd9b34d/bin/uautomizer-verify-LYvppIcaGC/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 [2024-11-23 23:07:35,789 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f865685-e12d-4ada-8a7c-1a65dcd9b34d/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-23 23:07:35,980 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f865685-e12d-4ada-8a7c-1a65dcd9b34d/bin/uautomizer-verify-LYvppIcaGC/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f865685-e12d-4ada-8a7c-1a65dcd9b34d/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt [2024-11-23 23:07:35,980 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:07:35,980 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:07:35,981 INFO L85 PathProgramCache]: Analyzing trace with hash 1955723531, now seen corresponding path program 1 times [2024-11-23 23:07:35,981 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 23:07:35,981 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1461862403] [2024-11-23 23:07:35,981 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:07:35,982 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 [2024-11-23 23:07:35,982 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f865685-e12d-4ada-8a7c-1a65dcd9b34d/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-23 23:07:35,985 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f865685-e12d-4ada-8a7c-1a65dcd9b34d/bin/uautomizer-verify-LYvppIcaGC/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) [2024-11-23 23:07:35,987 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f865685-e12d-4ada-8a7c-1a65dcd9b34d/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2024-11-23 23:07:36,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:07:36,309 INFO L256 TraceCheckSpWp]: Trace formula consists of 322 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-23 23:07:36,314 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 23:07:39,987 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 895 proven. 132 refuted. 0 times theorem prover too weak. 833 trivial. 0 not checked. [2024-11-23 23:07:39,987 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-23 23:07:41,427 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 30 proven. 60 refuted. 0 times theorem prover too weak. 1770 trivial. 0 not checked. [2024-11-23 23:07:41,427 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-23 23:07:41,427 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1461862403] [2024-11-23 23:07:41,427 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1461862403] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-23 23:07:41,427 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-23 23:07:41,428 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 8] total 19 [2024-11-23 23:07:41,428 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [860683787] [2024-11-23 23:07:41,428 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-23 23:07:41,429 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2024-11-23 23:07:41,429 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-23 23:07:41,433 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2024-11-23 23:07:41,433 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=276, Unknown=0, NotChecked=0, Total=342 [2024-11-23 23:07:41,434 INFO L87 Difference]: Start difference. First operand 263 states and 365 transitions. Second operand has 19 states, 19 states have (on average 5.052631578947368) internal successors, (96), 19 states have internal predecessors, (96), 5 states have call successors, (62), 4 states have call predecessors, (62), 7 states have return successors, (62), 5 states have call predecessors, (62), 5 states have call successors, (62) [2024-11-23 23:07:48,199 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.60s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-23 23:07:49,996 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.80s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-23 23:07:57,522 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.42s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-23 23:07:58,903 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:07:58,903 INFO L93 Difference]: Finished difference Result 936 states and 1267 transitions. [2024-11-23 23:07:58,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-11-23 23:07:58,904 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 19 states have (on average 5.052631578947368) internal successors, (96), 19 states have internal predecessors, (96), 5 states have call successors, (62), 4 states have call predecessors, (62), 7 states have return successors, (62), 5 states have call predecessors, (62), 5 states have call successors, (62) Word has length 199 [2024-11-23 23:07:58,905 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:07:58,912 INFO L225 Difference]: With dead ends: 936 [2024-11-23 23:07:58,913 INFO L226 Difference]: Without dead ends: 683 [2024-11-23 23:07:58,915 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 430 GetRequests, 382 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 714 ImplicationChecksByTransitivity, 3.5s TimeCoverageRelationStatistics Valid=565, Invalid=1885, Unknown=0, NotChecked=0, Total=2450 [2024-11-23 23:07:58,916 INFO L435 NwaCegarLoop]: 159 mSDtfsCounter, 495 mSDsluCounter, 917 mSDsCounter, 0 mSdLazyCounter, 1441 mSolverCounterSat, 339 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 507 SdHoareTripleChecker+Valid, 1076 SdHoareTripleChecker+Invalid, 1780 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 339 IncrementalHoareTripleChecker+Valid, 1441 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.7s IncrementalHoareTripleChecker+Time [2024-11-23 23:07:58,916 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [507 Valid, 1076 Invalid, 1780 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [339 Valid, 1441 Invalid, 0 Unknown, 0 Unchecked, 14.7s Time] [2024-11-23 23:07:58,918 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 683 states. [2024-11-23 23:07:58,985 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 683 to 230. [2024-11-23 23:07:58,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 230 states, 153 states have (on average 1.2156862745098038) internal successors, (186), 153 states have internal predecessors, (186), 62 states have call successors, (62), 14 states have call predecessors, (62), 14 states have return successors, (62), 62 states have call predecessors, (62), 62 states have call successors, (62) [2024-11-23 23:07:58,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 230 states and 310 transitions. [2024-11-23 23:07:58,991 INFO L78 Accepts]: Start accepts. Automaton has 230 states and 310 transitions. Word has length 199 [2024-11-23 23:07:58,992 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:07:58,994 INFO L471 AbstractCegarLoop]: Abstraction has 230 states and 310 transitions. [2024-11-23 23:07:58,994 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 5.052631578947368) internal successors, (96), 19 states have internal predecessors, (96), 5 states have call successors, (62), 4 states have call predecessors, (62), 7 states have return successors, (62), 5 states have call predecessors, (62), 5 states have call successors, (62) [2024-11-23 23:07:58,995 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 310 transitions. [2024-11-23 23:07:58,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2024-11-23 23:07:59,002 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:07:59,002 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 23:07:59,014 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f865685-e12d-4ada-8a7c-1a65dcd9b34d/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2024-11-23 23:07:59,203 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f865685-e12d-4ada-8a7c-1a65dcd9b34d/bin/uautomizer-verify-LYvppIcaGC/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 [2024-11-23 23:07:59,203 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:07:59,204 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:07:59,204 INFO L85 PathProgramCache]: Analyzing trace with hash -1328126515, now seen corresponding path program 1 times [2024-11-23 23:07:59,204 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 23:07:59,204 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [283293831] [2024-11-23 23:07:59,204 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:07:59,204 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 [2024-11-23 23:07:59,205 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f865685-e12d-4ada-8a7c-1a65dcd9b34d/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-23 23:07:59,208 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f865685-e12d-4ada-8a7c-1a65dcd9b34d/bin/uautomizer-verify-LYvppIcaGC/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) [2024-11-23 23:07:59,210 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f865685-e12d-4ada-8a7c-1a65dcd9b34d/bin/uautomizer-verify-LYvppIcaGC/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 [2024-11-23 23:07:59,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:07:59,569 INFO L256 TraceCheckSpWp]: Trace formula consists of 323 conjuncts, 43 conjuncts are in the unsatisfiable core [2024-11-23 23:07:59,589 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 23:08:50,661 WARN L286 SmtUtils]: Spent 5.80s on a formula simplification that was a NOOP. DAG size: 92 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-23 23:09:21,100 WARN L286 SmtUtils]: Spent 6.49s on a formula simplification that was a NOOP. DAG size: 97 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-23 23:09:55,153 WARN L286 SmtUtils]: Spent 7.10s on a formula simplification that was a NOOP. DAG size: 99 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)