./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-27.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaadfd85-6ddb-4238-a4ac-4c6f6def2dab/bin/uautomizer-verify-qhAvR1uOyd/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaadfd85-6ddb-4238-a4ac-4c6f6def2dab/bin/uautomizer-verify-qhAvR1uOyd/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaadfd85-6ddb-4238-a4ac-4c6f6def2dab/bin/uautomizer-verify-qhAvR1uOyd/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaadfd85-6ddb-4238-a4ac-4c6f6def2dab/bin/uautomizer-verify-qhAvR1uOyd/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-27.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaadfd85-6ddb-4238-a4ac-4c6f6def2dab/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaadfd85-6ddb-4238-a4ac-4c6f6def2dab/bin/uautomizer-verify-qhAvR1uOyd --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 f14202f951fe89438d327807ffbecb479f5f15295ecb3a059a45561896451f31 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 15:51:14,545 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 15:51:14,606 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaadfd85-6ddb-4238-a4ac-4c6f6def2dab/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-13 15:51:14,611 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 15:51:14,611 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-13 15:51:14,635 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 15:51:14,635 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-13 15:51:14,636 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-13 15:51:14,636 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-13 15:51:14,636 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-13 15:51:14,636 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 15:51:14,636 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-13 15:51:14,637 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 15:51:14,637 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 15:51:14,637 INFO L153 SettingsManager]: * Use SBE=true [2024-11-13 15:51:14,637 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 15:51:14,637 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 15:51:14,638 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 15:51:14,638 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 15:51:14,638 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 15:51:14,638 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 15:51:14,638 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 15:51:14,638 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 15:51:14,638 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 15:51:14,638 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 15:51:14,639 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 15:51:14,639 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 15:51:14,639 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 15:51:14,639 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 15:51:14,639 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-13 15:51:14,639 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-13 15:51:14,640 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-13 15:51:14,640 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 15:51:14,640 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 15:51:14,640 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 15:51:14,640 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 15:51:14,640 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-13 15:51:14,640 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 15:51:14,641 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-13 15:51:14,641 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-13 15:51:14,641 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-13 15:51:14,641 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-13 15:51:14,641 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_aaadfd85-6ddb-4238-a4ac-4c6f6def2dab/bin/uautomizer-verify-qhAvR1uOyd 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 -> f14202f951fe89438d327807ffbecb479f5f15295ecb3a059a45561896451f31 [2024-11-13 15:51:14,929 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 15:51:14,942 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 15:51:14,944 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 15:51:14,945 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 15:51:14,946 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 15:51:14,948 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaadfd85-6ddb-4238-a4ac-4c6f6def2dab/bin/uautomizer-verify-qhAvR1uOyd/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-27.i Unable to find full path for "g++" [2024-11-13 15:51:16,877 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 15:51:17,117 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 15:51:17,117 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaadfd85-6ddb-4238-a4ac-4c6f6def2dab/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-27.i [2024-11-13 15:51:17,133 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaadfd85-6ddb-4238-a4ac-4c6f6def2dab/bin/uautomizer-verify-qhAvR1uOyd/data/581dab7b5/a9932dba661e4b5eb5d051cd3bb2124c/FLAG707613b56 [2024-11-13 15:51:17,152 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaadfd85-6ddb-4238-a4ac-4c6f6def2dab/bin/uautomizer-verify-qhAvR1uOyd/data/581dab7b5/a9932dba661e4b5eb5d051cd3bb2124c [2024-11-13 15:51:17,155 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 15:51:17,157 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 15:51:17,158 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 15:51:17,159 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 15:51:17,164 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 15:51:17,165 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 03:51:17" (1/1) ... [2024-11-13 15:51:17,168 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30bcf749 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:51:17, skipping insertion in model container [2024-11-13 15:51:17,169 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 03:51:17" (1/1) ... [2024-11-13 15:51:17,203 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 15:51:17,364 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_aaadfd85-6ddb-4238-a4ac-4c6f6def2dab/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-27.i[919,932] [2024-11-13 15:51:17,444 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 15:51:17,454 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 15:51:17,463 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_aaadfd85-6ddb-4238-a4ac-4c6f6def2dab/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-27.i[919,932] [2024-11-13 15:51:17,500 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 15:51:17,517 INFO L204 MainTranslator]: Completed translation [2024-11-13 15:51:17,517 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:51:17 WrapperNode [2024-11-13 15:51:17,517 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 15:51:17,518 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 15:51:17,519 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 15:51:17,519 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 15:51:17,526 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:51:17" (1/1) ... [2024-11-13 15:51:17,539 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:51:17" (1/1) ... [2024-11-13 15:51:17,573 INFO L138 Inliner]: procedures = 26, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 197 [2024-11-13 15:51:17,574 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 15:51:17,574 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 15:51:17,574 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 15:51:17,574 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 15:51:17,584 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:51:17" (1/1) ... [2024-11-13 15:51:17,584 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:51:17" (1/1) ... [2024-11-13 15:51:17,587 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:51:17" (1/1) ... [2024-11-13 15:51:17,613 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]. [2024-11-13 15:51:17,617 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:51:17" (1/1) ... [2024-11-13 15:51:17,618 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:51:17" (1/1) ... [2024-11-13 15:51:17,633 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:51:17" (1/1) ... [2024-11-13 15:51:17,641 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:51:17" (1/1) ... [2024-11-13 15:51:17,645 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:51:17" (1/1) ... [2024-11-13 15:51:17,653 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:51:17" (1/1) ... [2024-11-13 15:51:17,657 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 15:51:17,658 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 15:51:17,658 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 15:51:17,658 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 15:51:17,659 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:51:17" (1/1) ... [2024-11-13 15:51:17,665 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 15:51:17,679 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaadfd85-6ddb-4238-a4ac-4c6f6def2dab/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:51:17,692 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaadfd85-6ddb-4238-a4ac-4c6f6def2dab/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-13 15:51:17,695 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaadfd85-6ddb-4238-a4ac-4c6f6def2dab/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-13 15:51:17,721 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 15:51:17,721 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 15:51:17,721 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 15:51:17,722 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-13 15:51:17,722 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 15:51:17,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 15:51:17,841 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 15:51:17,843 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 15:51:18,343 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-11-13 15:51:18,344 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 15:51:18,360 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 15:51:18,360 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 15:51:18,361 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 03:51:18 BoogieIcfgContainer [2024-11-13 15:51:18,361 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 15:51:18,367 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-13 15:51:18,367 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-13 15:51:18,376 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-13 15:51:18,376 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 03:51:17" (1/3) ... [2024-11-13 15:51:18,377 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65b148c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 03:51:18, skipping insertion in model container [2024-11-13 15:51:18,377 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:51:17" (2/3) ... [2024-11-13 15:51:18,378 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65b148c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 03:51:18, skipping insertion in model container [2024-11-13 15:51:18,378 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 03:51:18" (3/3) ... [2024-11-13 15:51:18,379 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-27.i [2024-11-13 15:51:18,396 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-13 15:51:18,397 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-27.i that has 2 procedures, 91 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-13 15:51:18,481 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-13 15:51:18,493 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;@6a045bc8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-13 15:51:18,496 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-13 15:51:18,502 INFO L276 IsEmpty]: Start isEmpty. Operand has 91 states, 62 states have (on average 1.4516129032258065) internal successors, (90), 63 states have internal predecessors, (90), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2024-11-13 15:51:18,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2024-11-13 15:51:18,520 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:51:18,521 INFO L215 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:51:18,521 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:51:18,526 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:51:18,527 INFO L85 PathProgramCache]: Analyzing trace with hash -1804535380, now seen corresponding path program 1 times [2024-11-13 15:51:18,549 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:51:18,550 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1497721151] [2024-11-13 15:51:18,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:51:18,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:51:18,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:18,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-13 15:51:18,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:18,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-13 15:51:18,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:18,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-13 15:51:18,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:18,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-13 15:51:18,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:18,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-13 15:51:18,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:18,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-13 15:51:18,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:18,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-13 15:51:18,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:18,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-13 15:51:18,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:18,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-13 15:51:18,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:18,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-13 15:51:18,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:19,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-13 15:51:19,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:19,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-13 15:51:19,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:19,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-13 15:51:19,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:19,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-13 15:51:19,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:19,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-13 15:51:19,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:19,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-13 15:51:19,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:19,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-13 15:51:19,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:19,068 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-13 15:51:19,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:19,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-13 15:51:19,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:19,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-13 15:51:19,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:19,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-13 15:51:19,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:19,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-13 15:51:19,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:19,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-13 15:51:19,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:19,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-13 15:51:19,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:19,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-13 15:51:19,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:19,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-13 15:51:19,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:19,118 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2024-11-13 15:51:19,119 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:51:19,119 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1497721151] [2024-11-13 15:51:19,119 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1497721151] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:51:19,120 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:51:19,120 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 15:51:19,121 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1395543794] [2024-11-13 15:51:19,122 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:51:19,127 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-13 15:51:19,127 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:51:19,153 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-13 15:51:19,153 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-13 15:51:19,157 INFO L87 Difference]: Start difference. First operand has 91 states, 62 states have (on average 1.4516129032258065) internal successors, (90), 63 states have internal predecessors, (90), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) Second operand has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 2 states have call successors, (26) [2024-11-13 15:51:19,199 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:51:19,200 INFO L93 Difference]: Finished difference Result 175 states and 304 transitions. [2024-11-13 15:51:19,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 15:51:19,204 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 2 states have call successors, (26) Word has length 172 [2024-11-13 15:51:19,204 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:51:19,211 INFO L225 Difference]: With dead ends: 175 [2024-11-13 15:51:19,211 INFO L226 Difference]: Without dead ends: 87 [2024-11-13 15:51:19,215 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 80 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-13 15:51:19,221 INFO L432 NwaCegarLoop]: 133 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, 133 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 [2024-11-13 15:51:19,222 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 133 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-13 15:51:19,238 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2024-11-13 15:51:19,272 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 87. [2024-11-13 15:51:19,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87 states, 59 states have (on average 1.3728813559322033) internal successors, (81), 59 states have internal predecessors, (81), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2024-11-13 15:51:19,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 133 transitions. [2024-11-13 15:51:19,289 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 133 transitions. Word has length 172 [2024-11-13 15:51:19,289 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:51:19,289 INFO L471 AbstractCegarLoop]: Abstraction has 87 states and 133 transitions. [2024-11-13 15:51:19,290 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 2 states have call successors, (26) [2024-11-13 15:51:19,290 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 133 transitions. [2024-11-13 15:51:19,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2024-11-13 15:51:19,294 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:51:19,295 INFO L215 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:51:19,295 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-13 15:51:19,295 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:51:19,296 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:51:19,296 INFO L85 PathProgramCache]: Analyzing trace with hash -1733086920, now seen corresponding path program 1 times [2024-11-13 15:51:19,297 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:51:19,298 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1843808192] [2024-11-13 15:51:19,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:51:19,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:51:19,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:19,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-13 15:51:19,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:19,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-13 15:51:19,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:19,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-13 15:51:19,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:19,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-13 15:51:19,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:19,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-13 15:51:19,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:19,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-13 15:51:19,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:19,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-13 15:51:19,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:19,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-13 15:51:19,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:19,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-13 15:51:20,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:20,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-13 15:51:20,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:20,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-13 15:51:20,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:20,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-13 15:51:20,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:20,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-13 15:51:20,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:20,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-13 15:51:20,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:20,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-13 15:51:20,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:20,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-13 15:51:20,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:20,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-13 15:51:20,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:20,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-13 15:51:20,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:20,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-13 15:51:20,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:20,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-13 15:51:20,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:20,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-13 15:51:20,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:20,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-13 15:51:20,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:20,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-13 15:51:20,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:20,098 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-13 15:51:20,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:20,103 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-13 15:51:20,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:20,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-13 15:51:20,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:20,120 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2024-11-13 15:51:20,120 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:51:20,120 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1843808192] [2024-11-13 15:51:20,120 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1843808192] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:51:20,120 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:51:20,121 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-13 15:51:20,121 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1194387141] [2024-11-13 15:51:20,121 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:51:20,126 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-13 15:51:20,126 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:51:20,127 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-13 15:51:20,127 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-13 15:51:20,127 INFO L87 Difference]: Start difference. First operand 87 states and 133 transitions. Second operand has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-11-13 15:51:20,227 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:51:20,227 INFO L93 Difference]: Finished difference Result 255 states and 393 transitions. [2024-11-13 15:51:20,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-13 15:51:20,228 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 172 [2024-11-13 15:51:20,229 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:51:20,231 INFO L225 Difference]: With dead ends: 255 [2024-11-13 15:51:20,231 INFO L226 Difference]: Without dead ends: 171 [2024-11-13 15:51:20,244 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-13 15:51:20,247 INFO L432 NwaCegarLoop]: 128 mSDtfsCounter, 78 mSDsluCounter, 246 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 78 SdHoareTripleChecker+Valid, 374 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-13 15:51:20,247 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [78 Valid, 374 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-13 15:51:20,248 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 171 states. [2024-11-13 15:51:20,273 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 171 to 167. [2024-11-13 15:51:20,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 167 states, 112 states have (on average 1.3571428571428572) internal successors, (152), 112 states have internal predecessors, (152), 52 states have call successors, (52), 2 states have call predecessors, (52), 2 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) [2024-11-13 15:51:20,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 167 states and 256 transitions. [2024-11-13 15:51:20,277 INFO L78 Accepts]: Start accepts. Automaton has 167 states and 256 transitions. Word has length 172 [2024-11-13 15:51:20,278 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:51:20,278 INFO L471 AbstractCegarLoop]: Abstraction has 167 states and 256 transitions. [2024-11-13 15:51:20,282 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-11-13 15:51:20,283 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 256 transitions. [2024-11-13 15:51:20,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2024-11-13 15:51:20,287 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:51:20,288 INFO L215 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:51:20,288 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-13 15:51:20,288 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:51:20,289 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:51:20,289 INFO L85 PathProgramCache]: Analyzing trace with hash -1446774897, now seen corresponding path program 1 times [2024-11-13 15:51:20,289 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:51:20,289 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1080084866] [2024-11-13 15:51:20,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:51:20,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:51:20,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:21,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-13 15:51:21,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:21,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-13 15:51:21,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:21,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-13 15:51:21,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:21,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-13 15:51:21,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:21,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-13 15:51:21,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:21,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-13 15:51:21,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:21,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-13 15:51:21,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:21,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-13 15:51:21,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:21,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-13 15:51:21,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:21,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-13 15:51:21,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:21,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-13 15:51:21,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:21,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-13 15:51:21,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:21,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-13 15:51:21,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:21,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-13 15:51:21,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:21,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-13 15:51:21,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:21,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-13 15:51:21,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:21,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-13 15:51:21,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:21,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-13 15:51:21,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:21,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-13 15:51:21,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:21,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-13 15:51:21,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:21,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-13 15:51:21,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:21,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-13 15:51:21,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:21,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-13 15:51:21,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:21,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-13 15:51:21,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:21,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-13 15:51:21,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:21,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-13 15:51:21,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:21,191 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2024-11-13 15:51:21,191 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:51:21,191 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1080084866] [2024-11-13 15:51:21,191 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1080084866] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:51:21,191 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:51:21,191 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-13 15:51:21,191 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [591778493] [2024-11-13 15:51:21,192 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:51:21,192 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-13 15:51:21,192 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:51:21,193 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-13 15:51:21,193 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-13 15:51:21,193 INFO L87 Difference]: Start difference. First operand 167 states and 256 transitions. Second operand has 5 states, 5 states have (on average 9.2) internal successors, (46), 5 states have internal predecessors, (46), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-11-13 15:51:21,683 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:51:21,685 INFO L93 Difference]: Finished difference Result 441 states and 672 transitions. [2024-11-13 15:51:21,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-13 15:51:21,686 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 5 states have internal predecessors, (46), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 173 [2024-11-13 15:51:21,686 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:51:21,689 INFO L225 Difference]: With dead ends: 441 [2024-11-13 15:51:21,692 INFO L226 Difference]: Without dead ends: 277 [2024-11-13 15:51:21,694 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-13 15:51:21,695 INFO L432 NwaCegarLoop]: 183 mSDtfsCounter, 131 mSDsluCounter, 344 mSDsCounter, 0 mSdLazyCounter, 156 mSolverCounterSat, 33 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 131 SdHoareTripleChecker+Valid, 527 SdHoareTripleChecker+Invalid, 189 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 33 IncrementalHoareTripleChecker+Valid, 156 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-13 15:51:21,695 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [131 Valid, 527 Invalid, 189 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [33 Valid, 156 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-13 15:51:21,698 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 277 states. [2024-11-13 15:51:21,752 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 277 to 273. [2024-11-13 15:51:21,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 273 states, 200 states have (on average 1.38) internal successors, (276), 202 states have internal predecessors, (276), 68 states have call successors, (68), 4 states have call predecessors, (68), 4 states have return successors, (68), 66 states have call predecessors, (68), 68 states have call successors, (68) [2024-11-13 15:51:21,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 273 states and 412 transitions. [2024-11-13 15:51:21,759 INFO L78 Accepts]: Start accepts. Automaton has 273 states and 412 transitions. Word has length 173 [2024-11-13 15:51:21,760 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:51:21,760 INFO L471 AbstractCegarLoop]: Abstraction has 273 states and 412 transitions. [2024-11-13 15:51:21,760 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 5 states have internal predecessors, (46), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-11-13 15:51:21,760 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 412 transitions. [2024-11-13 15:51:21,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2024-11-13 15:51:21,766 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:51:21,766 INFO L215 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:51:21,766 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-13 15:51:21,766 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:51:21,771 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:51:21,771 INFO L85 PathProgramCache]: Analyzing trace with hash -1580788403, now seen corresponding path program 1 times [2024-11-13 15:51:21,771 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:51:21,771 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [355333531] [2024-11-13 15:51:21,771 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:51:21,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:51:21,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:22,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-13 15:51:22,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:22,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-13 15:51:22,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:22,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-13 15:51:22,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:22,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-13 15:51:22,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:22,177 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-13 15:51:22,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:22,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-13 15:51:22,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:22,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-13 15:51:22,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:22,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-13 15:51:22,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:22,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-13 15:51:22,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:22,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-13 15:51:22,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:22,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-13 15:51:22,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:22,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-13 15:51:22,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:22,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-13 15:51:22,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:22,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-13 15:51:22,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:22,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-13 15:51:22,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:22,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-13 15:51:22,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:22,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-13 15:51:22,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:22,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-13 15:51:22,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:22,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-13 15:51:22,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:22,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-13 15:51:22,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:22,299 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-13 15:51:22,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:22,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-13 15:51:22,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:22,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-13 15:51:22,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:22,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-13 15:51:22,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:22,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-13 15:51:22,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:22,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-13 15:51:22,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:22,349 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2024-11-13 15:51:22,349 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:51:22,349 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [355333531] [2024-11-13 15:51:22,349 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [355333531] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:51:22,349 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:51:22,349 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-13 15:51:22,349 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2142282187] [2024-11-13 15:51:22,349 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:51:22,350 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-13 15:51:22,350 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:51:22,353 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-13 15:51:22,353 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-13 15:51:22,353 INFO L87 Difference]: Start difference. First operand 273 states and 412 transitions. Second operand has 4 states, 4 states have (on average 11.5) internal successors, (46), 4 states have internal predecessors, (46), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-11-13 15:51:22,832 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:51:22,832 INFO L93 Difference]: Finished difference Result 811 states and 1227 transitions. [2024-11-13 15:51:22,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-13 15:51:22,833 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 4 states have internal predecessors, (46), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 173 [2024-11-13 15:51:22,834 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:51:22,846 INFO L225 Difference]: With dead ends: 811 [2024-11-13 15:51:22,847 INFO L226 Difference]: Without dead ends: 541 [2024-11-13 15:51:22,848 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-13 15:51:22,850 INFO L432 NwaCegarLoop]: 175 mSDtfsCounter, 153 mSDsluCounter, 196 mSDsCounter, 0 mSdLazyCounter, 144 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 153 SdHoareTripleChecker+Valid, 371 SdHoareTripleChecker+Invalid, 146 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 144 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-13 15:51:22,853 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [153 Valid, 371 Invalid, 146 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 144 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-13 15:51:22,854 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 541 states. [2024-11-13 15:51:22,971 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 541 to 535. [2024-11-13 15:51:22,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 535 states, 390 states have (on average 1.3794871794871795) internal successors, (538), 394 states have internal predecessors, (538), 136 states have call successors, (136), 8 states have call predecessors, (136), 8 states have return successors, (136), 132 states have call predecessors, (136), 136 states have call successors, (136) [2024-11-13 15:51:22,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 535 states and 810 transitions. [2024-11-13 15:51:22,985 INFO L78 Accepts]: Start accepts. Automaton has 535 states and 810 transitions. Word has length 173 [2024-11-13 15:51:22,986 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:51:22,986 INFO L471 AbstractCegarLoop]: Abstraction has 535 states and 810 transitions. [2024-11-13 15:51:22,986 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 4 states have internal predecessors, (46), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-11-13 15:51:22,986 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 810 transitions. [2024-11-13 15:51:22,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2024-11-13 15:51:22,990 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:51:22,990 INFO L215 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:51:22,990 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-13 15:51:22,990 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:51:22,991 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:51:22,991 INFO L85 PathProgramCache]: Analyzing trace with hash 269461156, now seen corresponding path program 1 times [2024-11-13 15:51:22,991 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:51:22,991 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1684087621] [2024-11-13 15:51:22,991 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:51:22,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:51:23,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 15:51:23,174 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [789481646] [2024-11-13 15:51:23,174 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:51:23,174 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 15:51:23,174 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaadfd85-6ddb-4238-a4ac-4c6f6def2dab/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:51:23,178 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaadfd85-6ddb-4238-a4ac-4c6f6def2dab/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 15:51:23,180 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaadfd85-6ddb-4238-a4ac-4c6f6def2dab/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-13 15:51:23,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:23,401 INFO L255 TraceCheckSpWp]: Trace formula consists of 396 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 15:51:23,416 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 15:51:23,894 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 333 proven. 9 refuted. 0 times theorem prover too weak. 958 trivial. 0 not checked. [2024-11-13 15:51:23,894 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 15:51:25,119 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 66 proven. 9 refuted. 0 times theorem prover too weak. 1225 trivial. 0 not checked. [2024-11-13 15:51:25,120 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:51:25,120 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1684087621] [2024-11-13 15:51:25,120 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-13 15:51:25,121 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [789481646] [2024-11-13 15:51:25,121 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [789481646] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-13 15:51:25,121 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-13 15:51:25,121 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 16 [2024-11-13 15:51:25,121 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [407055897] [2024-11-13 15:51:25,121 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-13 15:51:25,122 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-11-13 15:51:25,123 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:51:25,123 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-11-13 15:51:25,123 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=161, Unknown=0, NotChecked=0, Total=240 [2024-11-13 15:51:25,124 INFO L87 Difference]: Start difference. First operand 535 states and 810 transitions. Second operand has 16 states, 16 states have (on average 4.5625) internal successors, (73), 16 states have internal predecessors, (73), 3 states have call successors, (29), 2 states have call predecessors, (29), 4 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2024-11-13 15:51:32,752 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:51:32,752 INFO L93 Difference]: Finished difference Result 1457 states and 2139 transitions. [2024-11-13 15:51:32,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-11-13 15:51:32,753 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 4.5625) internal successors, (73), 16 states have internal predecessors, (73), 3 states have call successors, (29), 2 states have call predecessors, (29), 4 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) Word has length 174 [2024-11-13 15:51:32,754 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:51:32,767 INFO L225 Difference]: With dead ends: 1457 [2024-11-13 15:51:32,767 INFO L226 Difference]: Without dead ends: 925 [2024-11-13 15:51:32,769 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 366 GetRequests, 334 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 198 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=368, Invalid=754, Unknown=0, NotChecked=0, Total=1122 [2024-11-13 15:51:32,774 INFO L432 NwaCegarLoop]: 111 mSDtfsCounter, 581 mSDsluCounter, 392 mSDsCounter, 0 mSdLazyCounter, 647 mSolverCounterSat, 174 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 607 SdHoareTripleChecker+Valid, 503 SdHoareTripleChecker+Invalid, 821 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 174 IncrementalHoareTripleChecker+Valid, 647 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.8s IncrementalHoareTripleChecker+Time [2024-11-13 15:51:32,774 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [607 Valid, 503 Invalid, 821 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [174 Valid, 647 Invalid, 0 Unknown, 0 Unchecked, 5.8s Time] [2024-11-13 15:51:32,776 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 925 states. [2024-11-13 15:51:32,910 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 925 to 755. [2024-11-13 15:51:32,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 755 states, 570 states have (on average 1.3649122807017544) internal successors, (778), 578 states have internal predecessors, (778), 168 states have call successors, (168), 16 states have call predecessors, (168), 16 states have return successors, (168), 160 states have call predecessors, (168), 168 states have call successors, (168) [2024-11-13 15:51:32,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 755 states to 755 states and 1114 transitions. [2024-11-13 15:51:32,923 INFO L78 Accepts]: Start accepts. Automaton has 755 states and 1114 transitions. Word has length 174 [2024-11-13 15:51:32,924 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:51:32,924 INFO L471 AbstractCegarLoop]: Abstraction has 755 states and 1114 transitions. [2024-11-13 15:51:32,925 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 4.5625) internal successors, (73), 16 states have internal predecessors, (73), 3 states have call successors, (29), 2 states have call predecessors, (29), 4 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2024-11-13 15:51:32,925 INFO L276 IsEmpty]: Start isEmpty. Operand 755 states and 1114 transitions. [2024-11-13 15:51:32,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2024-11-13 15:51:32,928 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:51:32,929 INFO L215 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:51:32,953 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaadfd85-6ddb-4238-a4ac-4c6f6def2dab/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-13 15:51:33,129 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaadfd85-6ddb-4238-a4ac-4c6f6def2dab/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 15:51:33,130 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:51:33,130 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:51:33,130 INFO L85 PathProgramCache]: Analyzing trace with hash 836057436, now seen corresponding path program 1 times [2024-11-13 15:51:33,130 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:51:33,130 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1955523406] [2024-11-13 15:51:33,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:51:33,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:51:33,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:33,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-13 15:51:33,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:33,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-13 15:51:33,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:33,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-13 15:51:33,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:33,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-13 15:51:33,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:33,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-13 15:51:33,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:33,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-13 15:51:33,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:33,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-13 15:51:33,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:33,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-13 15:51:33,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:33,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-13 15:51:33,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:33,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-13 15:51:33,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:33,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-13 15:51:33,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:33,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-13 15:51:33,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:33,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-13 15:51:33,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:33,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-13 15:51:33,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:33,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-13 15:51:33,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:33,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-13 15:51:33,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:33,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-13 15:51:33,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:33,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-13 15:51:33,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:33,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-13 15:51:33,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:33,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-13 15:51:33,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:33,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-13 15:51:33,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:33,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-13 15:51:33,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:33,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-13 15:51:33,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:33,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-13 15:51:33,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:33,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-13 15:51:33,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:33,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-13 15:51:33,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:33,692 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 48 proven. 27 refuted. 0 times theorem prover too weak. 1225 trivial. 0 not checked. [2024-11-13 15:51:33,693 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:51:33,693 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1955523406] [2024-11-13 15:51:33,694 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1955523406] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 15:51:33,694 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1756071844] [2024-11-13 15:51:33,694 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:51:33,694 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 15:51:33,694 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaadfd85-6ddb-4238-a4ac-4c6f6def2dab/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:51:33,698 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaadfd85-6ddb-4238-a4ac-4c6f6def2dab/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 15:51:33,702 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaadfd85-6ddb-4238-a4ac-4c6f6def2dab/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-13 15:51:33,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:33,844 INFO L255 TraceCheckSpWp]: Trace formula consists of 397 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-13 15:51:33,849 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 15:51:34,028 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 633 proven. 27 refuted. 0 times theorem prover too weak. 640 trivial. 0 not checked. [2024-11-13 15:51:34,028 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 15:51:34,310 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 48 proven. 27 refuted. 0 times theorem prover too weak. 1225 trivial. 0 not checked. [2024-11-13 15:51:34,311 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1756071844] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-13 15:51:34,311 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-13 15:51:34,311 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 7 [2024-11-13 15:51:34,311 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1956983908] [2024-11-13 15:51:34,311 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-13 15:51:34,312 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-13 15:51:34,312 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:51:34,314 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-13 15:51:34,315 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-13 15:51:34,315 INFO L87 Difference]: Start difference. First operand 755 states and 1114 transitions. Second operand has 7 states, 7 states have (on average 8.0) internal successors, (56), 7 states have internal predecessors, (56), 2 states have call successors, (35), 2 states have call predecessors, (35), 4 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2024-11-13 15:51:34,738 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:51:34,738 INFO L93 Difference]: Finished difference Result 1555 states and 2269 transitions. [2024-11-13 15:51:34,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-13 15:51:34,739 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.0) internal successors, (56), 7 states have internal predecessors, (56), 2 states have call successors, (35), 2 states have call predecessors, (35), 4 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) Word has length 174 [2024-11-13 15:51:34,740 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:51:34,747 INFO L225 Difference]: With dead ends: 1555 [2024-11-13 15:51:34,747 INFO L226 Difference]: Without dead ends: 803 [2024-11-13 15:51:34,750 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 405 GetRequests, 396 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=38, Invalid=52, Unknown=0, NotChecked=0, Total=90 [2024-11-13 15:51:34,751 INFO L432 NwaCegarLoop]: 99 mSDtfsCounter, 129 mSDsluCounter, 145 mSDsCounter, 0 mSdLazyCounter, 143 mSolverCounterSat, 42 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 145 SdHoareTripleChecker+Valid, 244 SdHoareTripleChecker+Invalid, 185 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 42 IncrementalHoareTripleChecker+Valid, 143 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-13 15:51:34,752 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [145 Valid, 244 Invalid, 185 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [42 Valid, 143 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-13 15:51:34,753 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 803 states. [2024-11-13 15:51:34,899 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 803 to 771. [2024-11-13 15:51:34,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 771 states, 582 states have (on average 1.3402061855670102) internal successors, (780), 590 states have internal predecessors, (780), 168 states have call successors, (168), 20 states have call predecessors, (168), 20 states have return successors, (168), 160 states have call predecessors, (168), 168 states have call successors, (168) [2024-11-13 15:51:34,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 771 states to 771 states and 1116 transitions. [2024-11-13 15:51:34,908 INFO L78 Accepts]: Start accepts. Automaton has 771 states and 1116 transitions. Word has length 174 [2024-11-13 15:51:34,908 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:51:34,908 INFO L471 AbstractCegarLoop]: Abstraction has 771 states and 1116 transitions. [2024-11-13 15:51:34,909 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.0) internal successors, (56), 7 states have internal predecessors, (56), 2 states have call successors, (35), 2 states have call predecessors, (35), 4 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2024-11-13 15:51:34,909 INFO L276 IsEmpty]: Start isEmpty. Operand 771 states and 1116 transitions. [2024-11-13 15:51:34,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2024-11-13 15:51:34,911 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:51:34,912 INFO L215 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:51:34,936 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaadfd85-6ddb-4238-a4ac-4c6f6def2dab/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-13 15:51:35,115 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaadfd85-6ddb-4238-a4ac-4c6f6def2dab/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2024-11-13 15:51:35,116 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:51:35,116 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:51:35,116 INFO L85 PathProgramCache]: Analyzing trace with hash -916932049, now seen corresponding path program 1 times [2024-11-13 15:51:35,116 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:51:35,116 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [641662556] [2024-11-13 15:51:35,117 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:51:35,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:51:35,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 15:51:35,268 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1109952049] [2024-11-13 15:51:35,269 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:51:35,269 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 15:51:35,269 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaadfd85-6ddb-4238-a4ac-4c6f6def2dab/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:51:35,271 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaadfd85-6ddb-4238-a4ac-4c6f6def2dab/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 15:51:35,284 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaadfd85-6ddb-4238-a4ac-4c6f6def2dab/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-13 15:51:35,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:35,473 INFO L255 TraceCheckSpWp]: Trace formula consists of 391 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-13 15:51:35,480 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 15:51:36,308 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 805 proven. 54 refuted. 0 times theorem prover too weak. 441 trivial. 0 not checked. [2024-11-13 15:51:36,309 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 15:51:37,966 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:51:37,966 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [641662556] [2024-11-13 15:51:37,966 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-13 15:51:37,966 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1109952049] [2024-11-13 15:51:37,966 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1109952049] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 15:51:37,966 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2024-11-13 15:51:37,967 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2024-11-13 15:51:37,967 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [402502964] [2024-11-13 15:51:37,967 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2024-11-13 15:51:37,968 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-13 15:51:37,969 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:51:37,969 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-13 15:51:37,970 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=87, Invalid=214, Unknown=5, NotChecked=0, Total=306 [2024-11-13 15:51:37,970 INFO L87 Difference]: Start difference. First operand 771 states and 1116 transitions. Second operand has 12 states, 12 states have (on average 4.916666666666667) internal successors, (59), 12 states have internal predecessors, (59), 3 states have call successors, (26), 3 states have call predecessors, (26), 5 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) [2024-11-13 15:51:39,395 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:51:39,395 INFO L93 Difference]: Finished difference Result 1583 states and 2224 transitions. [2024-11-13 15:51:39,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-11-13 15:51:39,396 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 4.916666666666667) internal successors, (59), 12 states have internal predecessors, (59), 3 states have call successors, (26), 3 states have call predecessors, (26), 5 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) Word has length 174 [2024-11-13 15:51:39,397 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:51:39,405 INFO L225 Difference]: With dead ends: 1583 [2024-11-13 15:51:39,405 INFO L226 Difference]: Without dead ends: 815 [2024-11-13 15:51:39,409 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 231 GetRequests, 201 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 193 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=314, Invalid=673, Unknown=5, NotChecked=0, Total=992 [2024-11-13 15:51:39,410 INFO L432 NwaCegarLoop]: 151 mSDtfsCounter, 301 mSDsluCounter, 583 mSDsCounter, 0 mSdLazyCounter, 813 mSolverCounterSat, 48 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 333 SdHoareTripleChecker+Valid, 734 SdHoareTripleChecker+Invalid, 861 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 48 IncrementalHoareTripleChecker+Valid, 813 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-13 15:51:39,411 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [333 Valid, 734 Invalid, 861 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [48 Valid, 813 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-13 15:51:39,412 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 815 states. [2024-11-13 15:51:39,493 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 815 to 543. [2024-11-13 15:51:39,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 543 states, 414 states have (on average 1.328502415458937) internal successors, (550), 414 states have internal predecessors, (550), 104 states have call successors, (104), 24 states have call predecessors, (104), 24 states have return successors, (104), 104 states have call predecessors, (104), 104 states have call successors, (104) [2024-11-13 15:51:39,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 543 states and 758 transitions. [2024-11-13 15:51:39,499 INFO L78 Accepts]: Start accepts. Automaton has 543 states and 758 transitions. Word has length 174 [2024-11-13 15:51:39,500 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:51:39,500 INFO L471 AbstractCegarLoop]: Abstraction has 543 states and 758 transitions. [2024-11-13 15:51:39,500 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 4.916666666666667) internal successors, (59), 12 states have internal predecessors, (59), 3 states have call successors, (26), 3 states have call predecessors, (26), 5 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) [2024-11-13 15:51:39,500 INFO L276 IsEmpty]: Start isEmpty. Operand 543 states and 758 transitions. [2024-11-13 15:51:39,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2024-11-13 15:51:39,502 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:51:39,503 INFO L215 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:51:39,527 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaadfd85-6ddb-4238-a4ac-4c6f6def2dab/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-11-13 15:51:39,706 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaadfd85-6ddb-4238-a4ac-4c6f6def2dab/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2024-11-13 15:51:39,707 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:51:39,708 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:51:39,708 INFO L85 PathProgramCache]: Analyzing trace with hash 366036880, now seen corresponding path program 1 times [2024-11-13 15:51:39,708 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:51:39,708 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1262506904] [2024-11-13 15:51:39,708 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:51:39,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:51:39,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 15:51:39,827 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1879056991] [2024-11-13 15:51:39,827 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:51:39,827 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 15:51:39,827 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaadfd85-6ddb-4238-a4ac-4c6f6def2dab/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:51:39,829 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaadfd85-6ddb-4238-a4ac-4c6f6def2dab/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 15:51:39,831 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaadfd85-6ddb-4238-a4ac-4c6f6def2dab/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-13 15:51:40,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 15:51:40,058 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 15:51:40,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 15:51:40,283 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 15:51:40,283 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-13 15:51:40,285 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-13 15:51:40,294 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaadfd85-6ddb-4238-a4ac-4c6f6def2dab/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-13 15:51:40,487 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaadfd85-6ddb-4238-a4ac-4c6f6def2dab/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2024-11-13 15:51:40,491 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:51:40,644 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-13 15:51:40,647 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.11 03:51:40 BoogieIcfgContainer [2024-11-13 15:51:40,648 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-13 15:51:40,648 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 15:51:40,648 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 15:51:40,649 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 15:51:40,649 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 03:51:18" (3/4) ... [2024-11-13 15:51:40,652 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 15:51:40,653 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 15:51:40,654 INFO L158 Benchmark]: Toolchain (without parser) took 23497.39ms. Allocated memory was 117.4MB in the beginning and 176.2MB in the end (delta: 58.7MB). Free memory was 93.1MB in the beginning and 91.2MB in the end (delta: 1.9MB). Peak memory consumption was 60.9MB. Max. memory is 16.1GB. [2024-11-13 15:51:40,654 INFO L158 Benchmark]: CDTParser took 0.85ms. Allocated memory is still 117.4MB. Free memory is still 75.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 15:51:40,655 INFO L158 Benchmark]: CACSL2BoogieTranslator took 359.60ms. Allocated memory is still 117.4MB. Free memory was 92.9MB in the beginning and 77.6MB in the end (delta: 15.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 15:51:40,655 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.28ms. Allocated memory is still 117.4MB. Free memory was 77.6MB in the beginning and 74.4MB in the end (delta: 3.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 15:51:40,655 INFO L158 Benchmark]: Boogie Preprocessor took 82.97ms. Allocated memory is still 117.4MB. Free memory was 74.4MB in the beginning and 70.6MB in the end (delta: 3.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 15:51:40,656 INFO L158 Benchmark]: RCFGBuilder took 703.20ms. Allocated memory is still 117.4MB. Free memory was 70.6MB in the beginning and 46.3MB in the end (delta: 24.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 15:51:40,656 INFO L158 Benchmark]: TraceAbstraction took 22280.96ms. Allocated memory was 117.4MB in the beginning and 176.2MB in the end (delta: 58.7MB). Free memory was 45.6MB in the beginning and 91.3MB in the end (delta: -45.7MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-11-13 15:51:40,656 INFO L158 Benchmark]: Witness Printer took 4.80ms. Allocated memory is still 176.2MB. Free memory was 91.3MB in the beginning and 91.2MB in the end (delta: 33.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 15:51:40,658 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.85ms. Allocated memory is still 117.4MB. Free memory is still 75.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 359.60ms. Allocated memory is still 117.4MB. Free memory was 92.9MB in the beginning and 77.6MB in the end (delta: 15.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.28ms. Allocated memory is still 117.4MB. Free memory was 77.6MB in the beginning and 74.4MB in the end (delta: 3.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 82.97ms. Allocated memory is still 117.4MB. Free memory was 74.4MB in the beginning and 70.6MB in the end (delta: 3.8MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 703.20ms. Allocated memory is still 117.4MB. Free memory was 70.6MB in the beginning and 46.3MB in the end (delta: 24.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 22280.96ms. Allocated memory was 117.4MB in the beginning and 176.2MB in the end (delta: 58.7MB). Free memory was 45.6MB in the beginning and 91.3MB in the end (delta: -45.7MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Witness Printer took 4.80ms. Allocated memory is still 176.2MB. Free memory was 91.3MB in the beginning and 91.2MB in the end (delta: 33.1kB). 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 177, overapproximation of someBinaryFLOATComparisonOperation at line 142, overapproximation of someBinaryFLOATComparisonOperation at line 89, overapproximation of someBinaryFLOATComparisonOperation at line 177, overapproximation of someBinaryFLOATComparisonOperation at line 140, overapproximation of someBinaryFLOATComparisonOperation at line 152, overapproximation of someBinaryFLOATComparisonOperation at line 146, overapproximation of someBinaryFLOATComparisonOperation at line 109, overapproximation of someBinaryFLOATComparisonOperation at line 151, overapproximation of someBinaryFLOATComparisonOperation at line 55, overapproximation of someBinaryFLOATComparisonOperation at line 144, overapproximation of someBinaryArithmeticFLOAToperation at line 82. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] float var_1_1 = 3.9; [L23] unsigned char var_1_2 = 0; [L24] unsigned char var_1_3 = 0; [L25] float var_1_4 = 31.5; [L26] float var_1_5 = 25.4; [L27] float var_1_6 = 9.5; [L28] float var_1_7 = 63.2; [L29] unsigned long int var_1_8 = 1; [L30] signed short int var_1_10 = -50; [L31] unsigned long int var_1_11 = 8; [L32] unsigned char var_1_12 = 32; [L33] float var_1_13 = 15.625; [L34] unsigned char var_1_14 = 1; [L35] unsigned char var_1_15 = 0; [L36] unsigned char var_1_16 = 1; [L37] unsigned char var_1_17 = 1; [L38] unsigned char var_1_19 = 0; [L39] unsigned char var_1_20 = 8; [L40] unsigned short int var_1_21 = 16; [L41] unsigned short int var_1_22 = 128; [L42] signed short int var_1_23 = 128; [L43] unsigned short int var_1_25 = 32; [L44] unsigned char var_1_29 = 1; [L45] unsigned long int var_1_31 = 0; [L46] unsigned char var_1_32 = 1; [L47] unsigned short int var_1_33 = 1000; [L48] signed char var_1_38 = 25; [L49] unsigned short int var_1_39 = 200; [L50] unsigned char var_1_43 = 10; [L51] unsigned char var_1_47 = 0; VAL [isInitial=0, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=125/8, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=0, var_1_31=0, var_1_32=1, var_1_33=1000, var_1_38=25, var_1_39=200, var_1_3=0, var_1_43=10, var_1_47=0, var_1_4=63/2, var_1_5=127/5, var_1_6=19/2, var_1_7=316/5, var_1_8=1] [L181] isInitial = 1 [L182] FCALL initially() [L183] COND TRUE 1 [L184] FCALL updateLastVariables() [L185] CALL updateVariables() [L133] var_1_2 = __VERIFIER_nondet_uchar() [L134] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=125/8, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_31=0, var_1_32=1, var_1_33=1000, var_1_38=25, var_1_39=200, var_1_3=0, var_1_43=10, var_1_47=0, var_1_4=63/2, var_1_5=127/5, var_1_6=19/2, var_1_7=316/5, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=125/8, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_31=0, var_1_32=1, var_1_33=1000, var_1_38=25, var_1_39=200, var_1_3=0, var_1_43=10, var_1_47=0, var_1_4=63/2, var_1_5=127/5, var_1_6=19/2, var_1_7=316/5, var_1_8=1] [L134] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=125/8, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_31=0, var_1_32=1, var_1_33=1000, var_1_38=25, var_1_39=200, var_1_3=0, var_1_43=10, var_1_47=0, var_1_4=63/2, var_1_5=127/5, var_1_6=19/2, var_1_7=316/5, var_1_8=1] [L135] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=125/8, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=-255, var_1_31=0, var_1_32=1, var_1_33=1000, var_1_38=25, var_1_39=200, var_1_3=0, var_1_43=10, var_1_47=0, var_1_4=63/2, var_1_5=127/5, var_1_6=19/2, var_1_7=316/5, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=125/8, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=-255, var_1_31=0, var_1_32=1, var_1_33=1000, var_1_38=25, var_1_39=200, var_1_3=0, var_1_43=10, var_1_47=0, var_1_4=63/2, var_1_5=127/5, var_1_6=19/2, var_1_7=316/5, var_1_8=1] [L135] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=125/8, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=-255, var_1_31=0, var_1_32=1, var_1_33=1000, var_1_38=25, var_1_39=200, var_1_3=0, var_1_43=10, var_1_47=0, var_1_4=63/2, var_1_5=127/5, var_1_6=19/2, var_1_7=316/5, var_1_8=1] [L136] var_1_3 = __VERIFIER_nondet_uchar() [L137] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=125/8, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=-255, var_1_31=0, var_1_32=1, var_1_33=1000, var_1_38=25, var_1_39=200, var_1_43=10, var_1_47=0, var_1_4=63/2, var_1_5=127/5, var_1_6=19/2, var_1_7=316/5, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=125/8, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=-255, var_1_31=0, var_1_32=1, var_1_33=1000, var_1_38=25, var_1_39=200, var_1_43=10, var_1_47=0, var_1_4=63/2, var_1_5=127/5, var_1_6=19/2, var_1_7=316/5, var_1_8=1] [L137] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=125/8, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=-255, var_1_31=0, var_1_32=1, var_1_33=1000, var_1_38=25, var_1_39=200, var_1_43=10, var_1_47=0, var_1_4=63/2, var_1_5=127/5, var_1_6=19/2, var_1_7=316/5, var_1_8=1] [L138] CALL assume_abort_if_not(var_1_3 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=125/8, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=-255, var_1_31=0, var_1_32=1, var_1_33=1000, var_1_38=25, var_1_39=200, var_1_3=-255, var_1_43=10, var_1_47=0, var_1_4=63/2, var_1_5=127/5, var_1_6=19/2, var_1_7=316/5, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=125/8, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=-255, var_1_31=0, var_1_32=1, var_1_33=1000, var_1_38=25, var_1_39=200, var_1_3=-255, var_1_43=10, var_1_47=0, var_1_4=63/2, var_1_5=127/5, var_1_6=19/2, var_1_7=316/5, var_1_8=1] [L138] RET assume_abort_if_not(var_1_3 <= 1) VAL [isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=125/8, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=-255, var_1_31=0, var_1_32=1, var_1_33=1000, var_1_38=25, var_1_39=200, var_1_3=-255, var_1_43=10, var_1_47=0, var_1_4=63/2, var_1_5=127/5, var_1_6=19/2, var_1_7=316/5, var_1_8=1] [L139] var_1_4 = __VERIFIER_nondet_float() [L140] CALL assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=125/8, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=-255, var_1_31=0, var_1_32=1, var_1_33=1000, var_1_38=25, var_1_39=200, var_1_3=-255, var_1_43=10, var_1_47=0, var_1_5=127/5, var_1_6=19/2, var_1_7=316/5, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=125/8, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=-255, var_1_31=0, var_1_32=1, var_1_33=1000, var_1_38=25, var_1_39=200, var_1_3=-255, var_1_43=10, var_1_47=0, var_1_5=127/5, var_1_6=19/2, var_1_7=316/5, var_1_8=1] [L140] RET assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=125/8, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=-255, var_1_31=0, var_1_32=1, var_1_33=1000, var_1_38=25, var_1_39=200, var_1_3=-255, var_1_43=10, var_1_47=0, var_1_5=127/5, var_1_6=19/2, var_1_7=316/5, var_1_8=1] [L141] var_1_5 = __VERIFIER_nondet_float() [L142] CALL assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=125/8, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=-255, var_1_31=0, var_1_32=1, var_1_33=1000, var_1_38=25, var_1_39=200, var_1_3=-255, var_1_43=10, var_1_47=0, var_1_6=19/2, var_1_7=316/5, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=125/8, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=-255, var_1_31=0, var_1_32=1, var_1_33=1000, var_1_38=25, var_1_39=200, var_1_3=-255, var_1_43=10, var_1_47=0, var_1_6=19/2, var_1_7=316/5, var_1_8=1] [L142] RET assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=125/8, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=-255, var_1_31=0, var_1_32=1, var_1_33=1000, var_1_38=25, var_1_39=200, var_1_3=-255, var_1_43=10, var_1_47=0, var_1_6=19/2, var_1_7=316/5, var_1_8=1] [L143] var_1_6 = __VERIFIER_nondet_float() [L144] CALL assume_abort_if_not((var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854765600e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=125/8, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=-255, var_1_31=0, var_1_32=1, var_1_33=1000, var_1_38=25, var_1_39=200, var_1_3=-255, var_1_43=10, var_1_47=0, var_1_7=316/5, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=125/8, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=-255, var_1_31=0, var_1_32=1, var_1_33=1000, var_1_38=25, var_1_39=200, var_1_3=-255, var_1_43=10, var_1_47=0, var_1_7=316/5, var_1_8=1] [L144] RET assume_abort_if_not((var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854765600e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=125/8, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=-255, var_1_31=0, var_1_32=1, var_1_33=1000, var_1_38=25, var_1_39=200, var_1_3=-255, var_1_43=10, var_1_47=0, var_1_7=316/5, var_1_8=1] [L145] var_1_7 = __VERIFIER_nondet_float() [L146] CALL assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854765600e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=125/8, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=-255, var_1_31=0, var_1_32=1, var_1_33=1000, var_1_38=25, var_1_39=200, var_1_3=-255, var_1_43=10, var_1_47=0, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=125/8, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=-255, var_1_31=0, var_1_32=1, var_1_33=1000, var_1_38=25, var_1_39=200, var_1_3=-255, var_1_43=10, var_1_47=0, var_1_8=1] [L146] RET assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854765600e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=125/8, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=-255, var_1_31=0, var_1_32=1, var_1_33=1000, var_1_38=25, var_1_39=200, var_1_3=-255, var_1_43=10, var_1_47=0, var_1_8=1] [L147] var_1_11 = __VERIFIER_nondet_ulong() [L148] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_12=32, var_1_13=125/8, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=-255, var_1_31=0, var_1_32=1, var_1_33=1000, var_1_38=25, var_1_39=200, var_1_3=-255, var_1_43=10, var_1_47=0, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_12=32, var_1_13=125/8, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=-255, var_1_31=0, var_1_32=1, var_1_33=1000, var_1_38=25, var_1_39=200, var_1_3=-255, var_1_43=10, var_1_47=0, var_1_8=1] [L148] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, var_1_10=-50, var_1_12=32, var_1_13=125/8, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=-255, var_1_31=0, var_1_32=1, var_1_33=1000, var_1_38=25, var_1_39=200, var_1_3=-255, var_1_43=10, var_1_47=0, var_1_8=1] [L149] CALL assume_abort_if_not(var_1_11 <= 33) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=-8589934592, var_1_12=32, var_1_13=125/8, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=-255, var_1_31=0, var_1_32=1, var_1_33=1000, var_1_38=25, var_1_39=200, var_1_3=-255, var_1_43=10, var_1_47=0, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=-8589934592, var_1_12=32, var_1_13=125/8, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=-255, var_1_31=0, var_1_32=1, var_1_33=1000, var_1_38=25, var_1_39=200, var_1_3=-255, var_1_43=10, var_1_47=0, var_1_8=1] [L149] RET assume_abort_if_not(var_1_11 <= 33) VAL [isInitial=1, var_1_10=-50, var_1_11=-8589934592, var_1_12=32, var_1_13=125/8, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=-255, var_1_31=0, var_1_32=1, var_1_33=1000, var_1_38=25, var_1_39=200, var_1_3=-255, var_1_43=10, var_1_47=0, var_1_8=1] [L150] var_1_13 = __VERIFIER_nondet_float() [L151] CALL assume_abort_if_not((var_1_13 >= -922337.2036854776000e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854776000e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=-8589934592, var_1_12=32, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=-255, var_1_31=0, var_1_32=1, var_1_33=1000, var_1_38=25, var_1_39=200, var_1_3=-255, var_1_43=10, var_1_47=0, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=-8589934592, var_1_12=32, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=-255, var_1_31=0, var_1_32=1, var_1_33=1000, var_1_38=25, var_1_39=200, var_1_3=-255, var_1_43=10, var_1_47=0, var_1_8=1] [L151] RET assume_abort_if_not((var_1_13 >= -922337.2036854776000e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854776000e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-50, var_1_11=-8589934592, var_1_12=32, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=-255, var_1_31=0, var_1_32=1, var_1_33=1000, var_1_38=25, var_1_39=200, var_1_3=-255, var_1_43=10, var_1_47=0, var_1_8=1] [L152] CALL assume_abort_if_not(var_1_13 != 0.0F) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=-8589934592, var_1_12=32, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=-255, var_1_31=0, var_1_32=1, var_1_33=1000, var_1_38=25, var_1_39=200, var_1_3=-255, var_1_43=10, var_1_47=0, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=-8589934592, var_1_12=32, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=-255, var_1_31=0, var_1_32=1, var_1_33=1000, var_1_38=25, var_1_39=200, var_1_3=-255, var_1_43=10, var_1_47=0, var_1_8=1] [L152] RET assume_abort_if_not(var_1_13 != 0.0F) VAL [isInitial=1, var_1_10=-50, var_1_11=-8589934592, var_1_12=32, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=-255, var_1_31=0, var_1_32=1, var_1_33=1000, var_1_38=25, var_1_39=200, var_1_3=-255, var_1_43=10, var_1_47=0, var_1_8=1] [L153] var_1_15 = __VERIFIER_nondet_uchar() [L154] CALL assume_abort_if_not(var_1_15 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=-8589934592, var_1_12=32, var_1_14=1, var_1_15=-255, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=-255, var_1_31=0, var_1_32=1, var_1_33=1000, var_1_38=25, var_1_39=200, var_1_3=-255, var_1_43=10, var_1_47=0, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=-8589934592, var_1_12=32, var_1_14=1, var_1_15=-255, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=-255, var_1_31=0, var_1_32=1, var_1_33=1000, var_1_38=25, var_1_39=200, var_1_3=-255, var_1_43=10, var_1_47=0, var_1_8=1] [L154] RET assume_abort_if_not(var_1_15 >= 1) VAL [isInitial=1, var_1_10=-50, var_1_11=-8589934592, var_1_12=32, var_1_14=1, var_1_15=-255, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=-255, var_1_31=0, var_1_32=1, var_1_33=1000, var_1_38=25, var_1_39=200, var_1_3=-255, var_1_43=10, var_1_47=0, var_1_8=1] [L155] CALL assume_abort_if_not(var_1_15 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=-8589934592, var_1_12=32, var_1_14=1, var_1_15=-255, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=-255, var_1_31=0, var_1_32=1, var_1_33=1000, var_1_38=25, var_1_39=200, var_1_3=-255, var_1_43=10, var_1_47=0, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=-8589934592, var_1_12=32, var_1_14=1, var_1_15=-255, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=-255, var_1_31=0, var_1_32=1, var_1_33=1000, var_1_38=25, var_1_39=200, var_1_3=-255, var_1_43=10, var_1_47=0, var_1_8=1] [L155] RET assume_abort_if_not(var_1_15 <= 1) VAL [isInitial=1, var_1_10=-50, var_1_11=-8589934592, var_1_12=32, var_1_14=1, var_1_15=-255, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=-255, var_1_31=0, var_1_32=1, var_1_33=1000, var_1_38=25, var_1_39=200, var_1_3=-255, var_1_43=10, var_1_47=0, var_1_8=1] [L156] var_1_16 = __VERIFIER_nondet_uchar() [L157] CALL assume_abort_if_not(var_1_16 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=-8589934592, var_1_12=32, var_1_14=1, var_1_15=-255, var_1_16=-255, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=-255, var_1_31=0, var_1_32=1, var_1_33=1000, var_1_38=25, var_1_39=200, var_1_3=-255, var_1_43=10, var_1_47=0, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=-8589934592, var_1_12=32, var_1_14=1, var_1_15=-255, var_1_16=-255, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=-255, var_1_31=0, var_1_32=1, var_1_33=1000, var_1_38=25, var_1_39=200, var_1_3=-255, var_1_43=10, var_1_47=0, var_1_8=1] [L157] RET assume_abort_if_not(var_1_16 >= 1) VAL [isInitial=1, var_1_10=-50, var_1_11=-8589934592, var_1_12=32, var_1_14=1, var_1_15=-255, var_1_16=-255, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=-255, var_1_31=0, var_1_32=1, var_1_33=1000, var_1_38=25, var_1_39=200, var_1_3=-255, var_1_43=10, var_1_47=0, var_1_8=1] [L158] CALL assume_abort_if_not(var_1_16 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=-8589934592, var_1_12=32, var_1_14=1, var_1_15=-255, var_1_16=-255, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=-255, var_1_31=0, var_1_32=1, var_1_33=1000, var_1_38=25, var_1_39=200, var_1_3=-255, var_1_43=10, var_1_47=0, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=-8589934592, var_1_12=32, var_1_14=1, var_1_15=-255, var_1_16=-255, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=-255, var_1_31=0, var_1_32=1, var_1_33=1000, var_1_38=25, var_1_39=200, var_1_3=-255, var_1_43=10, var_1_47=0, var_1_8=1] [L158] RET assume_abort_if_not(var_1_16 <= 1) VAL [isInitial=1, var_1_10=-50, var_1_11=-8589934592, var_1_12=32, var_1_14=1, var_1_15=-255, var_1_16=-255, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=-255, var_1_31=0, var_1_32=1, var_1_33=1000, var_1_38=25, var_1_39=200, var_1_3=-255, var_1_43=10, var_1_47=0, var_1_8=1] [L159] var_1_17 = __VERIFIER_nondet_uchar() [L160] CALL assume_abort_if_not(var_1_17 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=-8589934592, var_1_12=32, var_1_14=1, var_1_15=-255, var_1_16=-255, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=-255, var_1_31=0, var_1_32=1, var_1_33=1000, var_1_38=25, var_1_39=200, var_1_3=-255, var_1_43=10, var_1_47=0, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=-8589934592, var_1_12=32, var_1_14=1, var_1_15=-255, var_1_16=-255, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=-255, var_1_31=0, var_1_32=1, var_1_33=1000, var_1_38=25, var_1_39=200, var_1_3=-255, var_1_43=10, var_1_47=0, var_1_8=1] [L160] RET assume_abort_if_not(var_1_17 >= 1) VAL [isInitial=1, var_1_10=-50, var_1_11=-8589934592, var_1_12=32, var_1_14=1, var_1_15=-255, var_1_16=-255, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=-255, var_1_31=0, var_1_32=1, var_1_33=1000, var_1_38=25, var_1_39=200, var_1_3=-255, var_1_43=10, var_1_47=0, var_1_8=1] [L161] CALL assume_abort_if_not(var_1_17 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=-8589934592, var_1_12=32, var_1_14=1, var_1_15=-255, var_1_16=-255, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=-255, var_1_31=0, var_1_32=1, var_1_33=1000, var_1_38=25, var_1_39=200, var_1_3=-255, var_1_43=10, var_1_47=0, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=-8589934592, var_1_12=32, var_1_14=1, var_1_15=-255, var_1_16=-255, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=-255, var_1_31=0, var_1_32=1, var_1_33=1000, var_1_38=25, var_1_39=200, var_1_3=-255, var_1_43=10, var_1_47=0, var_1_8=1] [L161] RET assume_abort_if_not(var_1_17 <= 1) VAL [isInitial=1, var_1_10=-50, var_1_11=-8589934592, var_1_12=32, var_1_14=1, var_1_15=-255, var_1_16=-255, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=-255, var_1_31=0, var_1_32=1, var_1_33=1000, var_1_38=25, var_1_39=200, var_1_3=-255, var_1_43=10, var_1_47=0, var_1_8=1] [L162] var_1_19 = __VERIFIER_nondet_uchar() [L163] CALL assume_abort_if_not(var_1_19 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=-8589934592, var_1_12=32, var_1_14=1, var_1_15=-255, var_1_16=-255, var_1_17=1, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=-255, var_1_31=0, var_1_32=1, var_1_33=1000, var_1_38=25, var_1_39=200, var_1_3=-255, var_1_43=10, var_1_47=0, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=-8589934592, var_1_12=32, var_1_14=1, var_1_15=-255, var_1_16=-255, var_1_17=1, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=-255, var_1_31=0, var_1_32=1, var_1_33=1000, var_1_38=25, var_1_39=200, var_1_3=-255, var_1_43=10, var_1_47=0, var_1_8=1] [L163] RET assume_abort_if_not(var_1_19 >= 0) VAL [isInitial=1, var_1_10=-50, var_1_11=-8589934592, var_1_12=32, var_1_14=1, var_1_15=-255, var_1_16=-255, var_1_17=1, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=-255, var_1_31=0, var_1_32=1, var_1_33=1000, var_1_38=25, var_1_39=200, var_1_3=-255, var_1_43=10, var_1_47=0, var_1_8=1] [L164] CALL assume_abort_if_not(var_1_19 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=-8589934592, var_1_12=32, var_1_14=1, var_1_15=-255, var_1_16=-255, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=-255, var_1_31=0, var_1_32=1, var_1_33=1000, var_1_38=25, var_1_39=200, var_1_3=-255, var_1_43=10, var_1_47=0, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=-8589934592, var_1_12=32, var_1_14=1, var_1_15=-255, var_1_16=-255, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=-255, var_1_31=0, var_1_32=1, var_1_33=1000, var_1_38=25, var_1_39=200, var_1_3=-255, var_1_43=10, var_1_47=0, var_1_8=1] [L164] RET assume_abort_if_not(var_1_19 <= 0) VAL [isInitial=1, var_1_10=-50, var_1_11=-8589934592, var_1_12=32, var_1_14=1, var_1_15=-255, var_1_16=-255, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=-255, var_1_31=0, var_1_32=1, var_1_33=1000, var_1_38=25, var_1_39=200, var_1_3=-255, var_1_43=10, var_1_47=0, var_1_8=1] [L165] var_1_33 = __VERIFIER_nondet_ushort() [L166] CALL assume_abort_if_not(var_1_33 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=-8589934592, var_1_12=32, var_1_14=1, var_1_15=-255, var_1_16=-255, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=-255, var_1_31=0, var_1_32=1, var_1_38=25, var_1_39=200, var_1_3=-255, var_1_43=10, var_1_47=0, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=-8589934592, var_1_12=32, var_1_14=1, var_1_15=-255, var_1_16=-255, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=-255, var_1_31=0, var_1_32=1, var_1_38=25, var_1_39=200, var_1_3=-255, var_1_43=10, var_1_47=0, var_1_8=1] [L166] RET assume_abort_if_not(var_1_33 >= 0) VAL [isInitial=1, var_1_10=-50, var_1_11=-8589934592, var_1_12=32, var_1_14=1, var_1_15=-255, var_1_16=-255, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=-255, var_1_31=0, var_1_32=1, var_1_38=25, var_1_39=200, var_1_3=-255, var_1_43=10, var_1_47=0, var_1_8=1] [L167] CALL assume_abort_if_not(var_1_33 <= 65535) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=-8589934592, var_1_12=32, var_1_14=1, var_1_15=-255, var_1_16=-255, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=-255, var_1_31=0, var_1_32=1, var_1_38=25, var_1_39=200, var_1_3=-255, var_1_43=10, var_1_47=0, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=-8589934592, var_1_12=32, var_1_14=1, var_1_15=-255, var_1_16=-255, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=-255, var_1_31=0, var_1_32=1, var_1_38=25, var_1_39=200, var_1_3=-255, var_1_43=10, var_1_47=0, var_1_8=1] [L167] RET assume_abort_if_not(var_1_33 <= 65535) VAL [isInitial=1, var_1_10=-50, var_1_11=-8589934592, var_1_12=32, var_1_14=1, var_1_15=-255, var_1_16=-255, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=-255, var_1_31=0, var_1_32=1, var_1_38=25, var_1_39=200, var_1_3=-255, var_1_43=10, var_1_47=0, var_1_8=1] [L168] CALL assume_abort_if_not(var_1_33 != 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=-8589934592, var_1_12=32, var_1_14=1, var_1_15=-255, var_1_16=-255, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=-255, var_1_31=0, var_1_32=1, var_1_33=2, var_1_38=25, var_1_39=200, var_1_3=-255, var_1_43=10, var_1_47=0, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=-8589934592, var_1_12=32, var_1_14=1, var_1_15=-255, var_1_16=-255, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=-255, var_1_31=0, var_1_32=1, var_1_33=2, var_1_38=25, var_1_39=200, var_1_3=-255, var_1_43=10, var_1_47=0, var_1_8=1] [L168] RET assume_abort_if_not(var_1_33 != 0) VAL [isInitial=1, var_1_10=-50, var_1_11=-8589934592, var_1_12=32, var_1_14=1, var_1_15=-255, var_1_16=-255, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=-255, var_1_31=0, var_1_32=1, var_1_33=2, var_1_38=25, var_1_39=200, var_1_3=-255, var_1_43=10, var_1_47=0, var_1_8=1] [L169] var_1_39 = __VERIFIER_nondet_ushort() [L170] CALL assume_abort_if_not(var_1_39 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=-8589934592, var_1_12=32, var_1_14=1, var_1_15=-255, var_1_16=-255, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=-255, var_1_31=0, var_1_32=1, var_1_33=2, var_1_38=25, var_1_3=-255, var_1_43=10, var_1_47=0, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=-8589934592, var_1_12=32, var_1_14=1, var_1_15=-255, var_1_16=-255, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=-255, var_1_31=0, var_1_32=1, var_1_33=2, var_1_38=25, var_1_3=-255, var_1_43=10, var_1_47=0, var_1_8=1] [L170] RET assume_abort_if_not(var_1_39 >= 0) VAL [isInitial=1, var_1_10=-50, var_1_11=-8589934592, var_1_12=32, var_1_14=1, var_1_15=-255, var_1_16=-255, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=-255, var_1_31=0, var_1_32=1, var_1_33=2, var_1_38=25, var_1_3=-255, var_1_43=10, var_1_47=0, var_1_8=1] [L171] CALL assume_abort_if_not(var_1_39 <= 65535) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=-8589934592, var_1_12=32, var_1_14=1, var_1_15=-255, var_1_16=-255, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=-255, var_1_31=0, var_1_32=1, var_1_33=2, var_1_38=25, var_1_3=-255, var_1_43=10, var_1_47=0, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=-8589934592, var_1_12=32, var_1_14=1, var_1_15=-255, var_1_16=-255, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=-255, var_1_31=0, var_1_32=1, var_1_33=2, var_1_38=25, var_1_3=-255, var_1_43=10, var_1_47=0, var_1_8=1] [L171] RET assume_abort_if_not(var_1_39 <= 65535) VAL [isInitial=1, var_1_10=-50, var_1_11=-8589934592, var_1_12=32, var_1_14=1, var_1_15=-255, var_1_16=-255, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=-255, var_1_31=0, var_1_32=1, var_1_33=2, var_1_38=25, var_1_3=-255, var_1_43=10, var_1_47=0, var_1_8=1] [L172] CALL assume_abort_if_not(var_1_39 != 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=-8589934592, var_1_12=32, var_1_14=1, var_1_15=-255, var_1_16=-255, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=-255, var_1_31=0, var_1_32=1, var_1_33=2, var_1_38=25, var_1_39=1, var_1_3=-255, var_1_43=10, var_1_47=0, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=-8589934592, var_1_12=32, var_1_14=1, var_1_15=-255, var_1_16=-255, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=-255, var_1_31=0, var_1_32=1, var_1_33=2, var_1_38=25, var_1_39=1, var_1_3=-255, var_1_43=10, var_1_47=0, var_1_8=1] [L172] RET assume_abort_if_not(var_1_39 != 0) VAL [isInitial=1, var_1_10=-50, var_1_11=-8589934592, var_1_12=32, var_1_14=1, var_1_15=-255, var_1_16=-255, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=-255, var_1_31=0, var_1_32=1, var_1_33=2, var_1_38=25, var_1_39=1, var_1_3=-255, var_1_43=10, var_1_47=0, var_1_8=1] [L185] RET updateVariables() [L186] CALL step() [L55] COND TRUE var_1_6 == (var_1_4 / var_1_13) [L56] var_1_12 = var_1_11 VAL [isInitial=1, var_1_10=-50, var_1_11=-8589934592, var_1_12=-8589934592, var_1_14=1, var_1_15=-255, var_1_16=-255, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=-255, var_1_31=0, var_1_32=1, var_1_33=2, var_1_38=25, var_1_39=1, var_1_3=-255, var_1_43=10, var_1_47=0, var_1_8=1] [L58] var_1_20 = var_1_11 [L59] var_1_21 = 8 VAL [isInitial=1, var_1_10=-50, var_1_11=-8589934592, var_1_12=-8589934592, var_1_14=1, var_1_15=-255, var_1_16=-255, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=-8589934592, var_1_21=8, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=-255, var_1_31=0, var_1_32=1, var_1_33=2, var_1_38=25, var_1_39=1, var_1_3=-255, var_1_43=10, var_1_47=0, var_1_8=1] [L60] EXPR 2u >> var_1_11 VAL [isInitial=1, var_1_10=-50, var_1_11=-8589934592, var_1_12=-8589934592, var_1_14=1, var_1_15=-255, var_1_16=-255, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=-8589934592, var_1_21=8, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=-255, var_1_31=0, var_1_32=1, var_1_33=2, var_1_38=25, var_1_39=1, var_1_3=-255, var_1_43=10, var_1_47=0, var_1_8=1] [L60] COND TRUE (var_1_21 + var_1_12) > (2u >> var_1_11) [L61] COND TRUE var_1_12 != var_1_21 [L62] var_1_10 = var_1_11 VAL [isInitial=1, var_1_10=0, var_1_11=-8589934592, var_1_12=-8589934592, var_1_14=1, var_1_15=-255, var_1_16=-255, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=-8589934592, var_1_21=8, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=-255, var_1_31=0, var_1_32=1, var_1_33=2, var_1_38=25, var_1_39=1, var_1_3=-255, var_1_43=10, var_1_47=0, var_1_8=1] [L67] COND FALSE !(! var_1_2) VAL [isInitial=1, var_1_10=0, var_1_11=-8589934592, var_1_12=-8589934592, var_1_14=1, var_1_15=-255, var_1_16=-255, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=-8589934592, var_1_21=8, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=-255, var_1_31=0, var_1_32=1, var_1_33=2, var_1_38=25, var_1_39=1, var_1_3=-255, var_1_43=10, var_1_47=0, var_1_8=1] [L78] unsigned char stepLocal_1 = var_1_14; [L79] unsigned char stepLocal_0 = var_1_14; VAL [isInitial=1, stepLocal_0=1, stepLocal_1=1, var_1_10=0, var_1_11=-8589934592, var_1_12=-8589934592, var_1_14=1, var_1_15=-255, var_1_16=-255, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=-8589934592, var_1_21=8, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=-255, var_1_31=0, var_1_32=1, var_1_33=2, var_1_38=25, var_1_39=1, var_1_3=-255, var_1_43=10, var_1_47=0, var_1_8=1] [L80] COND TRUE var_1_14 || stepLocal_0 VAL [isInitial=1, stepLocal_1=1, var_1_10=0, var_1_11=-8589934592, var_1_12=-8589934592, var_1_14=1, var_1_15=-255, var_1_16=-255, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=-8589934592, var_1_21=8, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=-255, var_1_31=0, var_1_32=1, var_1_33=2, var_1_38=25, var_1_39=1, var_1_3=-255, var_1_43=10, var_1_47=0, var_1_8=1] [L81] COND TRUE stepLocal_1 || var_1_14 [L82] var_1_1 = (((((((((var_1_4) < (var_1_5)) ? (var_1_4) : (var_1_5)))) > (var_1_6)) ? (((((var_1_4) < (var_1_5)) ? (var_1_4) : (var_1_5)))) : (var_1_6))) - var_1_7) VAL [isInitial=1, var_1_10=0, var_1_11=-8589934592, var_1_12=-8589934592, var_1_14=1, var_1_15=-255, var_1_16=-255, var_1_17=1, var_1_19=0, var_1_20=-8589934592, var_1_21=8, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=-255, var_1_31=0, var_1_32=1, var_1_33=2, var_1_38=25, var_1_39=1, var_1_3=-255, var_1_43=10, var_1_47=0, var_1_8=1] [L89] COND FALSE !(var_1_6 > (- var_1_7)) [L94] var_1_8 = var_1_20 VAL [isInitial=1, var_1_10=0, var_1_11=-8589934592, var_1_12=-8589934592, var_1_14=1, var_1_15=-255, var_1_16=-255, var_1_17=1, var_1_19=0, var_1_20=-8589934592, var_1_21=8, var_1_22=128, var_1_23=128, var_1_25=32, var_1_29=1, var_1_2=-255, var_1_31=0, var_1_32=1, var_1_33=2, var_1_38=25, var_1_39=1, var_1_3=-255, var_1_43=10, var_1_47=0, var_1_8=0] [L96] var_1_22 = var_1_8 [L97] var_1_23 = var_1_12 VAL [isInitial=1, var_1_10=0, var_1_11=-8589934592, var_1_12=-8589934592, var_1_14=1, var_1_15=-255, var_1_16=-255, var_1_17=1, var_1_19=0, var_1_20=-8589934592, var_1_21=8, var_1_22=0, var_1_23=0, var_1_25=32, var_1_29=1, var_1_2=-255, var_1_31=0, var_1_32=1, var_1_33=2, var_1_38=25, var_1_39=1, var_1_3=-255, var_1_43=10, var_1_47=0, var_1_8=0] [L98] COND FALSE !(var_1_11 < var_1_12) VAL [isInitial=1, var_1_10=0, var_1_11=-8589934592, var_1_12=-8589934592, var_1_14=1, var_1_15=-255, var_1_16=-255, var_1_17=1, var_1_19=0, var_1_20=-8589934592, var_1_21=8, var_1_22=0, var_1_23=0, var_1_25=32, var_1_29=1, var_1_2=-255, var_1_31=0, var_1_32=1, var_1_33=2, var_1_38=25, var_1_39=1, var_1_3=-255, var_1_43=10, var_1_47=0, var_1_8=0] [L103] var_1_29 = var_1_19 VAL [isInitial=1, var_1_10=0, var_1_11=-8589934592, var_1_12=-8589934592, var_1_14=1, var_1_15=-255, var_1_16=-255, var_1_17=1, var_1_19=0, var_1_20=-8589934592, var_1_21=8, var_1_22=0, var_1_23=0, var_1_25=32, var_1_29=0, var_1_2=-255, var_1_31=0, var_1_32=1, var_1_33=2, var_1_38=25, var_1_39=1, var_1_3=-255, var_1_43=10, var_1_47=0, var_1_8=0] [L104] COND TRUE var_1_11 >= var_1_11 [L105] var_1_31 = ((((var_1_11) > (((((var_1_11) < 0 ) ? -(var_1_11) : (var_1_11))))) ? (var_1_11) : (((((var_1_11) < 0 ) ? -(var_1_11) : (var_1_11)))))) VAL [isInitial=1, var_1_10=0, var_1_11=-8589934592, var_1_12=-8589934592, var_1_14=1, var_1_15=-255, var_1_16=-255, var_1_17=1, var_1_19=0, var_1_20=-8589934592, var_1_21=8, var_1_22=0, var_1_23=0, var_1_25=32, var_1_29=0, var_1_2=-255, var_1_31=-8589934592, var_1_32=1, var_1_33=2, var_1_38=25, var_1_39=1, var_1_3=-255, var_1_43=10, var_1_47=0, var_1_8=0] [L107] COND TRUE var_1_20 < (~ (var_1_11 / var_1_33)) VAL [isInitial=1, var_1_10=0, var_1_11=-8589934592, var_1_12=-8589934592, var_1_14=1, var_1_15=-255, var_1_16=-255, var_1_17=1, var_1_19=0, var_1_20=-8589934592, var_1_21=8, var_1_22=0, var_1_23=0, var_1_25=32, var_1_29=0, var_1_2=-255, var_1_31=-8589934592, var_1_32=1, var_1_33=2, var_1_38=25, var_1_39=1, var_1_3=-255, var_1_43=10, var_1_47=0, var_1_8=0] [L108] COND TRUE \read(var_1_17) VAL [isInitial=1, var_1_10=0, var_1_11=-8589934592, var_1_12=-8589934592, var_1_14=1, var_1_15=-255, var_1_16=-255, var_1_17=1, var_1_19=0, var_1_20=-8589934592, var_1_21=8, var_1_22=0, var_1_23=0, var_1_25=32, var_1_29=0, var_1_2=-255, var_1_31=-8589934592, var_1_32=1, var_1_33=2, var_1_38=25, var_1_39=1, var_1_3=-255, var_1_43=10, var_1_47=0, var_1_8=0] [L109] COND TRUE (var_1_13 * var_1_6) == var_1_5 [L110] var_1_32 = var_1_19 VAL [isInitial=1, var_1_10=0, var_1_11=-8589934592, var_1_12=-8589934592, var_1_14=1, var_1_15=-255, var_1_16=-255, var_1_17=1, var_1_19=0, var_1_20=-8589934592, var_1_21=8, var_1_22=0, var_1_23=0, var_1_25=32, var_1_29=0, var_1_2=-255, var_1_31=-8589934592, var_1_32=0, var_1_33=2, var_1_38=25, var_1_39=1, var_1_3=-255, var_1_43=10, var_1_47=0, var_1_8=0] [L122] COND FALSE !(\read(var_1_19)) VAL [isInitial=1, var_1_10=0, var_1_11=-8589934592, var_1_12=-8589934592, var_1_14=1, var_1_15=-255, var_1_16=-255, var_1_17=1, var_1_19=0, var_1_20=-8589934592, var_1_21=8, var_1_22=0, var_1_23=0, var_1_25=32, var_1_29=0, var_1_2=-255, var_1_31=-8589934592, var_1_32=0, var_1_33=2, var_1_38=25, var_1_39=1, var_1_3=-255, var_1_43=10, var_1_47=0, var_1_8=0] [L127] COND TRUE ((((var_1_11) < (var_1_33)) ? (var_1_11) : (var_1_33))) < (var_1_39 + var_1_12) [L128] var_1_43 = ((((var_1_11) < ((((((100 + var_1_11)) > (((((var_1_11) < 0 ) ? -(var_1_11) : (var_1_11))))) ? ((100 + var_1_11)) : (((((var_1_11) < 0 ) ? -(var_1_11) : (var_1_11)))))))) ? (var_1_11) : ((((((100 + var_1_11)) > (((((var_1_11) < 0 ) ? -(var_1_11) : (var_1_11))))) ? ((100 + var_1_11)) : (((((var_1_11) < 0 ) ? -(var_1_11) : (var_1_11))))))))) VAL [isInitial=1, var_1_10=0, var_1_11=-8589934592, var_1_12=-8589934592, var_1_14=1, var_1_15=-255, var_1_16=-255, var_1_17=1, var_1_19=0, var_1_20=-8589934592, var_1_21=8, var_1_22=0, var_1_23=0, var_1_25=32, var_1_29=0, var_1_2=-255, var_1_31=-8589934592, var_1_32=0, var_1_33=2, var_1_38=25, var_1_39=1, var_1_3=-255, var_1_43=-8589934592, var_1_47=0, var_1_8=0] [L130] var_1_47 = var_1_11 VAL [isInitial=1, var_1_10=0, var_1_11=-8589934592, var_1_12=-8589934592, var_1_14=1, var_1_15=-255, var_1_16=-255, var_1_17=1, var_1_19=0, var_1_20=-8589934592, var_1_21=8, var_1_22=0, var_1_23=0, var_1_25=32, var_1_29=0, var_1_2=-255, var_1_31=-8589934592, var_1_32=0, var_1_33=2, var_1_38=25, var_1_39=1, var_1_3=-255, var_1_43=-8589934592, var_1_47=-8589934592, var_1_8=0] [L186] RET step() [L187] CALL, EXPR property() [L177] EXPR (((var_1_14 || var_1_14) ? ((var_1_14 || var_1_14) ? (var_1_1 == ((float) (((((((((var_1_4) < (var_1_5)) ? (var_1_4) : (var_1_5)))) > (var_1_6)) ? (((((var_1_4) < (var_1_5)) ? (var_1_4) : (var_1_5)))) : (var_1_6))) - var_1_7))) : (var_1_1 == ((float) 1.0000000075E8f))) : (var_1_1 == ((float) var_1_7))) && ((var_1_6 > (- var_1_7)) ? ((var_1_5 == (((((var_1_6 * var_1_7)) > (var_1_1)) ? ((var_1_6 * var_1_7)) : (var_1_1)))) ? (var_1_8 == ((unsigned long int) 8u)) : 1) : (var_1_8 == ((unsigned long int) var_1_20)))) && (((var_1_21 + var_1_12) > (2u >> var_1_11)) ? ((var_1_12 != var_1_21) ? (var_1_10 == ((signed short int) var_1_11)) : (var_1_10 == ((signed short int) 128))) : 1) VAL [isInitial=1, var_1_10=0, var_1_11=-8589934592, var_1_12=-8589934592, var_1_14=1, var_1_15=-255, var_1_16=-255, var_1_17=1, var_1_19=0, var_1_20=-8589934592, var_1_21=8, var_1_22=0, var_1_23=0, var_1_25=32, var_1_29=0, var_1_2=-255, var_1_31=-8589934592, var_1_32=0, var_1_33=2, var_1_38=25, var_1_39=1, var_1_3=-255, var_1_43=-8589934592, var_1_47=-8589934592, var_1_8=0] [L177-L178] return ((((((((var_1_14 || var_1_14) ? ((var_1_14 || var_1_14) ? (var_1_1 == ((float) (((((((((var_1_4) < (var_1_5)) ? (var_1_4) : (var_1_5)))) > (var_1_6)) ? (((((var_1_4) < (var_1_5)) ? (var_1_4) : (var_1_5)))) : (var_1_6))) - var_1_7))) : (var_1_1 == ((float) 1.0000000075E8f))) : (var_1_1 == ((float) var_1_7))) && ((var_1_6 > (- var_1_7)) ? ((var_1_5 == (((((var_1_6 * var_1_7)) > (var_1_1)) ? ((var_1_6 * var_1_7)) : (var_1_1)))) ? (var_1_8 == ((unsigned long int) 8u)) : 1) : (var_1_8 == ((unsigned long int) var_1_20)))) && (((var_1_21 + var_1_12) > (2u >> var_1_11)) ? ((var_1_12 != var_1_21) ? (var_1_10 == ((signed short int) var_1_11)) : (var_1_10 == ((signed short int) 128))) : 1)) && ((var_1_6 == (var_1_4 / var_1_13)) ? (var_1_12 == ((unsigned char) var_1_11)) : 1)) && ((! var_1_2) ? ((var_1_2 || var_1_3) ? (var_1_14 == ((unsigned char) ((! (! var_1_15)) && (var_1_16 && var_1_17)))) : ((((((var_1_12) > (var_1_12)) ? (var_1_12) : (var_1_12))) >= var_1_21) ? (var_1_14 == ((unsigned char) (var_1_2 || var_1_16))) : (var_1_14 == ((unsigned char) (! var_1_19))))) : 1)) && (var_1_20 == ((unsigned char) var_1_11))) && (var_1_21 == ((unsigned short int) 8))) && (var_1_22 == ((unsigned short int) var_1_8)) ; [L187] RET, EXPR property() [L187] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=0, var_1_11=-8589934592, var_1_12=-8589934592, var_1_14=1, var_1_15=-255, var_1_16=-255, var_1_17=1, var_1_19=0, var_1_20=-8589934592, var_1_21=8, var_1_22=0, var_1_23=0, var_1_25=32, var_1_29=0, var_1_2=-255, var_1_31=-8589934592, var_1_32=0, var_1_33=2, var_1_38=25, var_1_39=1, var_1_3=-255, var_1_43=-8589934592, var_1_47=-8589934592, var_1_8=0] [L19] reach_error() VAL [isInitial=1, var_1_10=0, var_1_11=-8589934592, var_1_12=-8589934592, var_1_14=1, var_1_15=-255, var_1_16=-255, var_1_17=1, var_1_19=0, var_1_20=-8589934592, var_1_21=8, var_1_22=0, var_1_23=0, var_1_25=32, var_1_29=0, var_1_2=-255, var_1_31=-8589934592, var_1_32=0, var_1_33=2, var_1_38=25, var_1_39=1, var_1_3=-255, var_1_43=-8589934592, var_1_47=-8589934592, var_1_8=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 91 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 22.0s, OverallIterations: 8, TraceHistogramMax: 26, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 10.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1447 SdHoareTripleChecker+Valid, 7.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1373 mSDsluCounter, 2886 SdHoareTripleChecker+Invalid, 7.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1906 mSDsCounter, 300 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1925 IncrementalHoareTripleChecker+Invalid, 2225 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 300 mSolverCounterUnsat, 980 mSDtfsCounter, 1925 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1257 GetRequests, 1176 SyntacticMatches, 1 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 393 ImplicationChecksByTransitivity, 3.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=771occurred in iteration=6, InterpolantAutomatonStates: 75, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.7s AutomataMinimizationTime, 7 MinimizatonAttempts, 488 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 7.5s InterpolantComputationTime, 2084 NumberOfCodeBlocks, 2084 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 1724 ConstructedInterpolants, 0 QuantifiedInterpolants, 4456 SizeOfPredicates, 10 NumberOfNonLiveVariables, 1184 ConjunctsInSsa, 35 ConjunctsInUnsatCore, 10 InterpolantComputations, 4 PerfectInterpolantSequences, 12847/13000 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 15:51:40,703 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaadfd85-6ddb-4238-a4ac-4c6f6def2dab/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaadfd85-6ddb-4238-a4ac-4c6f6def2dab/bin/uautomizer-verify-qhAvR1uOyd/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaadfd85-6ddb-4238-a4ac-4c6f6def2dab/bin/uautomizer-verify-qhAvR1uOyd/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaadfd85-6ddb-4238-a4ac-4c6f6def2dab/bin/uautomizer-verify-qhAvR1uOyd/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaadfd85-6ddb-4238-a4ac-4c6f6def2dab/bin/uautomizer-verify-qhAvR1uOyd/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-27.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaadfd85-6ddb-4238-a4ac-4c6f6def2dab/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaadfd85-6ddb-4238-a4ac-4c6f6def2dab/bin/uautomizer-verify-qhAvR1uOyd --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 f14202f951fe89438d327807ffbecb479f5f15295ecb3a059a45561896451f31 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 15:51:43,540 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 15:51:43,670 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaadfd85-6ddb-4238-a4ac-4c6f6def2dab/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-13 15:51:43,682 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 15:51:43,682 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-13 15:51:43,725 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 15:51:43,726 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-13 15:51:43,727 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-13 15:51:43,727 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-13 15:51:43,728 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-13 15:51:43,728 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 15:51:43,728 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-13 15:51:43,729 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 15:51:43,729 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 15:51:43,729 INFO L153 SettingsManager]: * Use SBE=true [2024-11-13 15:51:43,729 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 15:51:43,729 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 15:51:43,731 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 15:51:43,731 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 15:51:43,731 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 15:51:43,731 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 15:51:43,732 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 15:51:43,732 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 15:51:43,732 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 15:51:43,732 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 15:51:43,732 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 15:51:43,732 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 15:51:43,732 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 15:51:43,732 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 15:51:43,732 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 15:51:43,732 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 15:51:43,733 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-13 15:51:43,733 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-13 15:51:43,733 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-13 15:51:43,733 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 15:51:43,733 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 15:51:43,733 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 15:51:43,733 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 15:51:43,733 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-13 15:51:43,734 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 15:51:43,734 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-13 15:51:43,734 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-13 15:51:43,735 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-13 15:51:43,735 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-13 15:51:43,735 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_aaadfd85-6ddb-4238-a4ac-4c6f6def2dab/bin/uautomizer-verify-qhAvR1uOyd 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 -> f14202f951fe89438d327807ffbecb479f5f15295ecb3a059a45561896451f31 [2024-11-13 15:51:44,029 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 15:51:44,037 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 15:51:44,040 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 15:51:44,041 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 15:51:44,041 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 15:51:44,043 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaadfd85-6ddb-4238-a4ac-4c6f6def2dab/bin/uautomizer-verify-qhAvR1uOyd/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-27.i Unable to find full path for "g++" [2024-11-13 15:51:45,984 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 15:51:46,277 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 15:51:46,278 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaadfd85-6ddb-4238-a4ac-4c6f6def2dab/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-27.i [2024-11-13 15:51:46,287 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaadfd85-6ddb-4238-a4ac-4c6f6def2dab/bin/uautomizer-verify-qhAvR1uOyd/data/017ca65bd/a2b01358886f46ac823299b9bc5e74c7/FLAG5de5ac5fd [2024-11-13 15:51:46,302 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaadfd85-6ddb-4238-a4ac-4c6f6def2dab/bin/uautomizer-verify-qhAvR1uOyd/data/017ca65bd/a2b01358886f46ac823299b9bc5e74c7 [2024-11-13 15:51:46,307 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 15:51:46,309 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 15:51:46,311 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 15:51:46,311 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 15:51:46,317 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 15:51:46,318 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 03:51:46" (1/1) ... [2024-11-13 15:51:46,322 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31f43561 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:51:46, skipping insertion in model container [2024-11-13 15:51:46,322 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 03:51:46" (1/1) ... [2024-11-13 15:51:46,354 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 15:51:46,559 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_aaadfd85-6ddb-4238-a4ac-4c6f6def2dab/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-27.i[919,932] [2024-11-13 15:51:46,662 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 15:51:46,685 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 15:51:46,698 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_aaadfd85-6ddb-4238-a4ac-4c6f6def2dab/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-27.i[919,932] [2024-11-13 15:51:46,761 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 15:51:46,789 INFO L204 MainTranslator]: Completed translation [2024-11-13 15:51:46,790 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:51:46 WrapperNode [2024-11-13 15:51:46,791 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 15:51:46,792 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 15:51:46,793 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 15:51:46,793 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 15:51:46,801 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:51:46" (1/1) ... [2024-11-13 15:51:46,817 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:51:46" (1/1) ... [2024-11-13 15:51:46,856 INFO L138 Inliner]: procedures = 27, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 178 [2024-11-13 15:51:46,857 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 15:51:46,857 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 15:51:46,857 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 15:51:46,857 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 15:51:46,870 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:51:46" (1/1) ... [2024-11-13 15:51:46,870 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:51:46" (1/1) ... [2024-11-13 15:51:46,874 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:51:46" (1/1) ... [2024-11-13 15:51:46,888 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]. [2024-11-13 15:51:46,889 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:51:46" (1/1) ... [2024-11-13 15:51:46,889 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:51:46" (1/1) ... [2024-11-13 15:51:46,899 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:51:46" (1/1) ... [2024-11-13 15:51:46,903 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:51:46" (1/1) ... [2024-11-13 15:51:46,906 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:51:46" (1/1) ... [2024-11-13 15:51:46,908 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:51:46" (1/1) ... [2024-11-13 15:51:46,911 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 15:51:46,912 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 15:51:46,913 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 15:51:46,913 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 15:51:46,914 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:51:46" (1/1) ... [2024-11-13 15:51:46,920 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 15:51:46,935 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaadfd85-6ddb-4238-a4ac-4c6f6def2dab/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:51:46,953 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaadfd85-6ddb-4238-a4ac-4c6f6def2dab/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-13 15:51:46,957 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaadfd85-6ddb-4238-a4ac-4c6f6def2dab/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-13 15:51:46,984 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 15:51:46,984 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-13 15:51:46,984 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 15:51:46,984 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 15:51:46,985 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 15:51:46,985 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 15:51:47,108 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 15:51:47,111 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 15:51:54,293 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-13 15:51:54,294 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 15:51:54,305 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 15:51:54,305 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 15:51:54,306 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 03:51:54 BoogieIcfgContainer [2024-11-13 15:51:54,306 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 15:51:54,309 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-13 15:51:54,309 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-13 15:51:54,314 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-13 15:51:54,314 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 03:51:46" (1/3) ... [2024-11-13 15:51:54,315 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6338defe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 03:51:54, skipping insertion in model container [2024-11-13 15:51:54,315 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:51:46" (2/3) ... [2024-11-13 15:51:54,315 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6338defe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 03:51:54, skipping insertion in model container [2024-11-13 15:51:54,316 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 03:51:54" (3/3) ... [2024-11-13 15:51:54,317 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-27.i [2024-11-13 15:51:54,332 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-13 15:51:54,334 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-27.i that has 2 procedures, 84 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-13 15:51:54,391 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-13 15:51:54,402 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;@6c6cfe82, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-13 15:51:54,402 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-13 15:51:54,406 INFO L276 IsEmpty]: Start isEmpty. Operand has 84 states, 55 states have (on average 1.4545454545454546) internal successors, (80), 56 states have internal predecessors, (80), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2024-11-13 15:51:54,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2024-11-13 15:51:54,420 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:51:54,421 INFO L215 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:51:54,421 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:51:54,425 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:51:54,426 INFO L85 PathProgramCache]: Analyzing trace with hash 348253048, now seen corresponding path program 1 times [2024-11-13 15:51:54,436 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-13 15:51:54,437 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1734065679] [2024-11-13 15:51:54,437 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:51:54,438 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 [2024-11-13 15:51:54,438 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaadfd85-6ddb-4238-a4ac-4c6f6def2dab/bin/uautomizer-verify-qhAvR1uOyd/mathsat [2024-11-13 15:51:54,440 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaadfd85-6ddb-4238-a4ac-4c6f6def2dab/bin/uautomizer-verify-qhAvR1uOyd/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) [2024-11-13 15:51:54,446 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaadfd85-6ddb-4238-a4ac-4c6f6def2dab/bin/uautomizer-verify-qhAvR1uOyd/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 [2024-11-13 15:51:54,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:54,998 INFO L255 TraceCheckSpWp]: Trace formula consists of 275 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 15:51:55,013 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 15:51:55,084 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 450 proven. 0 refuted. 0 times theorem prover too weak. 850 trivial. 0 not checked. [2024-11-13 15:51:55,084 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-13 15:51:55,086 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-13 15:51:55,088 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1734065679] [2024-11-13 15:51:55,089 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1734065679] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:51:55,089 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:51:55,089 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 15:51:55,091 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1231252482] [2024-11-13 15:51:55,094 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:51:55,098 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-13 15:51:55,099 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-13 15:51:55,123 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-13 15:51:55,123 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-13 15:51:55,125 INFO L87 Difference]: Start difference. First operand has 84 states, 55 states have (on average 1.4545454545454546) internal successors, (80), 56 states have internal predecessors, (80), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) Second operand has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2024-11-13 15:51:55,156 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:51:55,156 INFO L93 Difference]: Finished difference Result 161 states and 284 transitions. [2024-11-13 15:51:55,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 15:51:55,158 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 169 [2024-11-13 15:51:55,159 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:51:55,166 INFO L225 Difference]: With dead ends: 161 [2024-11-13 15:51:55,166 INFO L226 Difference]: Without dead ends: 80 [2024-11-13 15:51:55,170 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 168 GetRequests, 168 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-13 15:51:55,174 INFO L432 NwaCegarLoop]: 122 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, 122 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 [2024-11-13 15:51:55,175 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 122 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-13 15:51:55,188 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2024-11-13 15:51:55,212 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 80. [2024-11-13 15:51:55,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 80 states, 52 states have (on average 1.3461538461538463) internal successors, (70), 52 states have internal predecessors, (70), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2024-11-13 15:51:55,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 122 transitions. [2024-11-13 15:51:55,220 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 122 transitions. Word has length 169 [2024-11-13 15:51:55,220 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:51:55,221 INFO L471 AbstractCegarLoop]: Abstraction has 80 states and 122 transitions. [2024-11-13 15:51:55,221 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2024-11-13 15:51:55,221 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 122 transitions. [2024-11-13 15:51:55,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2024-11-13 15:51:55,225 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:51:55,225 INFO L215 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:51:55,237 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaadfd85-6ddb-4238-a4ac-4c6f6def2dab/bin/uautomizer-verify-qhAvR1uOyd/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)] Forceful destruction successful, exit code 0 [2024-11-13 15:51:55,426 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaadfd85-6ddb-4238-a4ac-4c6f6def2dab/bin/uautomizer-verify-qhAvR1uOyd/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 [2024-11-13 15:51:55,426 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:51:55,427 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:51:55,427 INFO L85 PathProgramCache]: Analyzing trace with hash 561626988, now seen corresponding path program 1 times [2024-11-13 15:51:55,428 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-13 15:51:55,428 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1619764496] [2024-11-13 15:51:55,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:51:55,428 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 [2024-11-13 15:51:55,428 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaadfd85-6ddb-4238-a4ac-4c6f6def2dab/bin/uautomizer-verify-qhAvR1uOyd/mathsat [2024-11-13 15:51:55,432 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaadfd85-6ddb-4238-a4ac-4c6f6def2dab/bin/uautomizer-verify-qhAvR1uOyd/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) [2024-11-13 15:51:55,433 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaadfd85-6ddb-4238-a4ac-4c6f6def2dab/bin/uautomizer-verify-qhAvR1uOyd/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 [2024-11-13 15:51:56,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:51:56,049 INFO L255 TraceCheckSpWp]: Trace formula consists of 275 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-13 15:51:56,057 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 15:51:57,175 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 619 proven. 48 refuted. 0 times theorem prover too weak. 633 trivial. 0 not checked. [2024-11-13 15:51:57,177 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 15:51:57,767 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2024-11-13 15:51:57,767 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-13 15:51:57,768 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1619764496] [2024-11-13 15:51:57,768 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1619764496] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-13 15:51:57,768 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-13 15:51:57,768 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2024-11-13 15:51:57,768 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1109444568] [2024-11-13 15:51:57,769 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:51:57,770 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 15:51:57,770 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-13 15:51:57,771 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 15:51:57,772 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-11-13 15:51:57,772 INFO L87 Difference]: Start difference. First operand 80 states and 122 transitions. Second operand has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-11-13 15:52:02,037 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.77s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 15:52:02,043 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:52:02,043 INFO L93 Difference]: Finished difference Result 161 states and 244 transitions. [2024-11-13 15:52:02,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 15:52:02,071 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 169 [2024-11-13 15:52:02,072 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:52:02,074 INFO L225 Difference]: With dead ends: 161 [2024-11-13 15:52:02,074 INFO L226 Difference]: Without dead ends: 84 [2024-11-13 15:52:02,075 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 336 GetRequests, 330 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-11-13 15:52:02,076 INFO L432 NwaCegarLoop]: 102 mSDtfsCounter, 72 mSDsluCounter, 46 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 72 SdHoareTripleChecker+Valid, 148 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2024-11-13 15:52:02,077 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [72 Valid, 148 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 4.2s Time] [2024-11-13 15:52:02,078 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2024-11-13 15:52:02,092 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 84. [2024-11-13 15:52:02,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 84 states, 55 states have (on average 1.309090909090909) internal successors, (72), 55 states have internal predecessors, (72), 26 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2024-11-13 15:52:02,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 124 transitions. [2024-11-13 15:52:02,096 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 124 transitions. Word has length 169 [2024-11-13 15:52:02,097 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:52:02,097 INFO L471 AbstractCegarLoop]: Abstraction has 84 states and 124 transitions. [2024-11-13 15:52:02,097 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-11-13 15:52:02,097 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 124 transitions. [2024-11-13 15:52:02,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2024-11-13 15:52:02,101 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:52:02,101 INFO L215 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:52:02,113 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaadfd85-6ddb-4238-a4ac-4c6f6def2dab/bin/uautomizer-verify-qhAvR1uOyd/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 [2024-11-13 15:52:02,301 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaadfd85-6ddb-4238-a4ac-4c6f6def2dab/bin/uautomizer-verify-qhAvR1uOyd/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 [2024-11-13 15:52:02,302 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:52:02,302 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:52:02,302 INFO L85 PathProgramCache]: Analyzing trace with hash -1614060278, now seen corresponding path program 1 times [2024-11-13 15:52:02,303 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-13 15:52:02,303 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1381915003] [2024-11-13 15:52:02,303 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:52:02,303 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 [2024-11-13 15:52:02,303 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaadfd85-6ddb-4238-a4ac-4c6f6def2dab/bin/uautomizer-verify-qhAvR1uOyd/mathsat [2024-11-13 15:52:02,305 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaadfd85-6ddb-4238-a4ac-4c6f6def2dab/bin/uautomizer-verify-qhAvR1uOyd/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) [2024-11-13 15:52:02,306 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaadfd85-6ddb-4238-a4ac-4c6f6def2dab/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-11-13 15:52:02,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:52:02,873 INFO L255 TraceCheckSpWp]: Trace formula consists of 277 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 15:52:02,877 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 15:52:04,274 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2024-11-13 15:52:04,274 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-13 15:52:04,274 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-13 15:52:04,274 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1381915003] [2024-11-13 15:52:04,275 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1381915003] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:52:04,275 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:52:04,275 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-13 15:52:04,275 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1115118950] [2024-11-13 15:52:04,275 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:52:04,276 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-13 15:52:04,276 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-13 15:52:04,277 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-13 15:52:04,277 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-13 15:52:04,277 INFO L87 Difference]: Start difference. First operand 84 states and 124 transitions. Second operand has 4 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-11-13 15:52:08,749 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 15:52:10,562 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.81s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 15:52:10,615 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:52:10,615 INFO L93 Difference]: Finished difference Result 246 states and 366 transitions. [2024-11-13 15:52:10,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-13 15:52:10,655 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 170 [2024-11-13 15:52:10,656 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:52:10,659 INFO L225 Difference]: With dead ends: 246 [2024-11-13 15:52:10,659 INFO L226 Difference]: Without dead ends: 165 [2024-11-13 15:52:10,660 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 170 GetRequests, 167 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-13 15:52:10,661 INFO L432 NwaCegarLoop]: 117 mSDtfsCounter, 37 mSDsluCounter, 224 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 37 SdHoareTripleChecker+Valid, 341 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.3s IncrementalHoareTripleChecker+Time [2024-11-13 15:52:10,662 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [37 Valid, 341 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 18 Invalid, 1 Unknown, 0 Unchecked, 6.3s Time] [2024-11-13 15:52:10,663 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2024-11-13 15:52:10,693 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 161. [2024-11-13 15:52:10,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 161 states, 104 states have (on average 1.2884615384615385) internal successors, (134), 104 states have internal predecessors, (134), 52 states have call successors, (52), 4 states have call predecessors, (52), 4 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) [2024-11-13 15:52:10,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 238 transitions. [2024-11-13 15:52:10,698 INFO L78 Accepts]: Start accepts. Automaton has 161 states and 238 transitions. Word has length 170 [2024-11-13 15:52:10,699 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:52:10,699 INFO L471 AbstractCegarLoop]: Abstraction has 161 states and 238 transitions. [2024-11-13 15:52:10,699 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-11-13 15:52:10,700 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 238 transitions. [2024-11-13 15:52:10,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2024-11-13 15:52:10,703 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:52:10,703 INFO L215 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:52:10,717 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaadfd85-6ddb-4238-a4ac-4c6f6def2dab/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2024-11-13 15:52:10,904 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaadfd85-6ddb-4238-a4ac-4c6f6def2dab/bin/uautomizer-verify-qhAvR1uOyd/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 [2024-11-13 15:52:10,904 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:52:10,904 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:52:10,905 INFO L85 PathProgramCache]: Analyzing trace with hash -1035259336, now seen corresponding path program 1 times [2024-11-13 15:52:10,905 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-13 15:52:10,905 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [657322512] [2024-11-13 15:52:10,905 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:52:10,906 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 [2024-11-13 15:52:10,906 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaadfd85-6ddb-4238-a4ac-4c6f6def2dab/bin/uautomizer-verify-qhAvR1uOyd/mathsat [2024-11-13 15:52:10,913 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaadfd85-6ddb-4238-a4ac-4c6f6def2dab/bin/uautomizer-verify-qhAvR1uOyd/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) [2024-11-13 15:52:10,916 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaadfd85-6ddb-4238-a4ac-4c6f6def2dab/bin/uautomizer-verify-qhAvR1uOyd/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 [2024-11-13 15:52:11,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:52:11,482 INFO L255 TraceCheckSpWp]: Trace formula consists of 277 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 15:52:11,488 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 15:52:13,051 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 805 proven. 54 refuted. 0 times theorem prover too weak. 441 trivial. 0 not checked. [2024-11-13 15:52:13,052 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 15:52:14,103 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-13 15:52:14,104 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [657322512] [2024-11-13 15:52:14,104 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [657322512] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 15:52:14,104 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [859878537] [2024-11-13 15:52:14,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:52:14,104 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 15:52:14,105 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaadfd85-6ddb-4238-a4ac-4c6f6def2dab/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:52:14,118 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaadfd85-6ddb-4238-a4ac-4c6f6def2dab/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 15:52:14,122 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaadfd85-6ddb-4238-a4ac-4c6f6def2dab/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-13 15:52:14,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:52:14,468 INFO L255 TraceCheckSpWp]: Trace formula consists of 277 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 15:52:14,473 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 15:52:15,709 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 805 proven. 54 refuted. 0 times theorem prover too weak. 441 trivial. 0 not checked. [2024-11-13 15:52:15,710 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 15:52:16,288 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [859878537] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 15:52:16,288 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-13 15:52:16,289 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 8 [2024-11-13 15:52:16,289 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2122054723] [2024-11-13 15:52:16,289 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-13 15:52:16,290 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-13 15:52:16,290 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-13 15:52:16,290 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-13 15:52:16,290 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-11-13 15:52:16,291 INFO L87 Difference]: Start difference. First operand 161 states and 238 transitions. Second operand has 8 states, 8 states have (on average 7.0) internal successors, (56), 8 states have internal predecessors, (56), 3 states have call successors, (26), 3 states have call predecessors, (26), 5 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) [2024-11-13 15:52:21,594 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.27s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 15:52:21,671 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:52:21,672 INFO L93 Difference]: Finished difference Result 349 states and 497 transitions. [2024-11-13 15:52:21,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-13 15:52:21,706 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), 3 states have call successors, (26), 3 states have call predecessors, (26), 5 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) Word has length 171 [2024-11-13 15:52:21,707 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:52:21,709 INFO L225 Difference]: With dead ends: 349 [2024-11-13 15:52:21,710 INFO L226 Difference]: Without dead ends: 191 [2024-11-13 15:52:21,711 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 394 GetRequests, 382 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=60, Invalid=122, Unknown=0, NotChecked=0, Total=182 [2024-11-13 15:52:21,711 INFO L432 NwaCegarLoop]: 77 mSDtfsCounter, 52 mSDsluCounter, 110 mSDsCounter, 0 mSdLazyCounter, 208 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 60 SdHoareTripleChecker+Valid, 187 SdHoareTripleChecker+Invalid, 224 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 208 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.1s IncrementalHoareTripleChecker+Time [2024-11-13 15:52:21,712 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [60 Valid, 187 Invalid, 224 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 208 Invalid, 0 Unknown, 0 Unchecked, 5.1s Time] [2024-11-13 15:52:21,715 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 191 states. [2024-11-13 15:52:21,741 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 191 to 175. [2024-11-13 15:52:21,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 175 states, 114 states have (on average 1.2280701754385965) internal successors, (140), 114 states have internal predecessors, (140), 52 states have call successors, (52), 8 states have call predecessors, (52), 8 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) [2024-11-13 15:52:21,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 175 states and 244 transitions. [2024-11-13 15:52:21,745 INFO L78 Accepts]: Start accepts. Automaton has 175 states and 244 transitions. Word has length 171 [2024-11-13 15:52:21,745 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:52:21,745 INFO L471 AbstractCegarLoop]: Abstraction has 175 states and 244 transitions. [2024-11-13 15:52:21,746 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), 3 states have call successors, (26), 3 states have call predecessors, (26), 5 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) [2024-11-13 15:52:21,746 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 244 transitions. [2024-11-13 15:52:21,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2024-11-13 15:52:21,749 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:52:21,749 INFO L215 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:52:21,759 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaadfd85-6ddb-4238-a4ac-4c6f6def2dab/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0 [2024-11-13 15:52:21,972 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaadfd85-6ddb-4238-a4ac-4c6f6def2dab/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-11-13 15:52:22,149 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaadfd85-6ddb-4238-a4ac-4c6f6def2dab/bin/uautomizer-verify-qhAvR1uOyd/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaadfd85-6ddb-4238-a4ac-4c6f6def2dab/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 15:52:22,150 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:52:22,150 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:52:22,150 INFO L85 PathProgramCache]: Analyzing trace with hash 927339248, now seen corresponding path program 1 times [2024-11-13 15:52:22,151 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-13 15:52:22,151 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [697433104] [2024-11-13 15:52:22,151 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:52:22,151 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 [2024-11-13 15:52:22,151 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaadfd85-6ddb-4238-a4ac-4c6f6def2dab/bin/uautomizer-verify-qhAvR1uOyd/mathsat [2024-11-13 15:52:22,154 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaadfd85-6ddb-4238-a4ac-4c6f6def2dab/bin/uautomizer-verify-qhAvR1uOyd/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) [2024-11-13 15:52:22,157 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaadfd85-6ddb-4238-a4ac-4c6f6def2dab/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2024-11-13 15:52:22,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:52:22,720 INFO L255 TraceCheckSpWp]: Trace formula consists of 277 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 15:52:22,722 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 15:52:23,153 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 633 proven. 27 refuted. 0 times theorem prover too weak. 640 trivial. 0 not checked. [2024-11-13 15:52:23,154 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 15:52:23,765 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 48 proven. 27 refuted. 0 times theorem prover too weak. 1225 trivial. 0 not checked. [2024-11-13 15:52:23,765 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-13 15:52:23,766 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [697433104] [2024-11-13 15:52:23,766 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [697433104] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-13 15:52:23,766 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-13 15:52:23,766 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2024-11-13 15:52:23,766 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [247995495] [2024-11-13 15:52:23,766 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-13 15:52:23,767 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-13 15:52:23,767 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-13 15:52:23,767 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-13 15:52:23,768 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-13 15:52:23,768 INFO L87 Difference]: Start difference. First operand 175 states and 244 transitions. Second operand has 7 states, 7 states have (on average 7.571428571428571) internal successors, (53), 7 states have internal predecessors, (53), 2 states have call successors, (35), 2 states have call predecessors, (35), 4 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2024-11-13 15:52:27,586 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.11s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 15:52:27,664 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:52:27,665 INFO L93 Difference]: Finished difference Result 371 states and 507 transitions. [2024-11-13 15:52:27,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-13 15:52:27,690 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.571428571428571) internal successors, (53), 7 states have internal predecessors, (53), 2 states have call successors, (35), 2 states have call predecessors, (35), 4 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) Word has length 171 [2024-11-13 15:52:27,690 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:52:27,692 INFO L225 Difference]: With dead ends: 371 [2024-11-13 15:52:27,692 INFO L226 Difference]: Without dead ends: 199 [2024-11-13 15:52:27,693 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 343 GetRequests, 334 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=38, Invalid=52, Unknown=0, NotChecked=0, Total=90 [2024-11-13 15:52:27,694 INFO L432 NwaCegarLoop]: 86 mSDtfsCounter, 101 mSDsluCounter, 119 mSDsCounter, 0 mSdLazyCounter, 140 mSolverCounterSat, 42 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 117 SdHoareTripleChecker+Valid, 205 SdHoareTripleChecker+Invalid, 182 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 42 IncrementalHoareTripleChecker+Valid, 140 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.8s IncrementalHoareTripleChecker+Time [2024-11-13 15:52:27,694 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [117 Valid, 205 Invalid, 182 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [42 Valid, 140 Invalid, 0 Unknown, 0 Unchecked, 3.8s Time] [2024-11-13 15:52:27,696 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 199 states. [2024-11-13 15:52:27,736 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 199 to 183. [2024-11-13 15:52:27,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 183 states, 120 states have (on average 1.2) internal successors, (144), 120 states have internal predecessors, (144), 52 states have call successors, (52), 10 states have call predecessors, (52), 10 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) [2024-11-13 15:52:27,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 183 states and 248 transitions. [2024-11-13 15:52:27,742 INFO L78 Accepts]: Start accepts. Automaton has 183 states and 248 transitions. Word has length 171 [2024-11-13 15:52:27,742 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:52:27,743 INFO L471 AbstractCegarLoop]: Abstraction has 183 states and 248 transitions. [2024-11-13 15:52:27,743 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.571428571428571) internal successors, (53), 7 states have internal predecessors, (53), 2 states have call successors, (35), 2 states have call predecessors, (35), 4 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2024-11-13 15:52:27,743 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 248 transitions. [2024-11-13 15:52:27,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2024-11-13 15:52:27,747 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:52:27,748 INFO L215 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:52:27,760 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaadfd85-6ddb-4238-a4ac-4c6f6def2dab/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Ended with exit code 0 [2024-11-13 15:52:27,948 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaadfd85-6ddb-4238-a4ac-4c6f6def2dab/bin/uautomizer-verify-qhAvR1uOyd/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 [2024-11-13 15:52:27,948 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:52:27,949 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:52:27,949 INFO L85 PathProgramCache]: Analyzing trace with hash -1452328457, now seen corresponding path program 1 times [2024-11-13 15:52:27,950 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-13 15:52:27,950 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1904141036] [2024-11-13 15:52:27,950 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:52:27,950 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 [2024-11-13 15:52:27,950 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaadfd85-6ddb-4238-a4ac-4c6f6def2dab/bin/uautomizer-verify-qhAvR1uOyd/mathsat [2024-11-13 15:52:27,952 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaadfd85-6ddb-4238-a4ac-4c6f6def2dab/bin/uautomizer-verify-qhAvR1uOyd/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) [2024-11-13 15:52:27,953 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaadfd85-6ddb-4238-a4ac-4c6f6def2dab/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2024-11-13 15:52:28,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:52:28,476 INFO L255 TraceCheckSpWp]: Trace formula consists of 278 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 15:52:28,481 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 15:52:32,878 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 46 proven. 576 refuted. 0 times theorem prover too weak. 678 trivial. 0 not checked. [2024-11-13 15:52:32,878 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 15:52:33,754 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-13 15:52:33,754 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1904141036] [2024-11-13 15:52:33,754 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1904141036] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 15:52:33,754 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2015937710] [2024-11-13 15:52:33,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:52:33,755 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 15:52:33,755 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaadfd85-6ddb-4238-a4ac-4c6f6def2dab/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:52:33,757 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaadfd85-6ddb-4238-a4ac-4c6f6def2dab/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 15:52:33,759 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaadfd85-6ddb-4238-a4ac-4c6f6def2dab/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-11-13 15:52:34,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:52:34,138 INFO L255 TraceCheckSpWp]: Trace formula consists of 278 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 15:52:34,143 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 15:52:58,908 WARN L286 SmtUtils]: Spent 8.45s on a formula simplification that was a NOOP. DAG size: 17 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 15:53:08,369 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 514 proven. 108 refuted. 0 times theorem prover too weak. 678 trivial. 0 not checked. [2024-11-13 15:53:08,369 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 15:53:28,566 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2015937710] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 15:53:28,566 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-13 15:53:28,566 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 9] total 10 [2024-11-13 15:53:28,566 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1326760313] [2024-11-13 15:53:28,566 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-13 15:53:28,567 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-13 15:53:28,567 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-13 15:53:28,567 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-13 15:53:28,567 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=128, Unknown=3, NotChecked=0, Total=182 [2024-11-13 15:53:28,568 INFO L87 Difference]: Start difference. First operand 183 states and 248 transitions. Second operand has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 10 states have internal predecessors, (75), 4 states have call successors, (44), 4 states have call predecessors, (44), 5 states have return successors, (45), 4 states have call predecessors, (45), 4 states have call successors, (45) [2024-11-13 15:53:31,005 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.43s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 15:53:49,863 WARN L286 SmtUtils]: Spent 16.53s on a formula simplification. DAG size of input: 25 DAG size of output: 20 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 15:54:05,978 WARN L286 SmtUtils]: Spent 13.29s on a formula simplification. DAG size of input: 29 DAG size of output: 24 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 15:54:17,153 WARN L286 SmtUtils]: Spent 9.65s on a formula simplification. DAG size of input: 31 DAG size of output: 26 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 15:54:21,922 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.24s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 15:54:25,260 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.33s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 15:54:26,691 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.31s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 15:54:42,192 WARN L286 SmtUtils]: Spent 13.08s on a formula simplification. DAG size of input: 28 DAG size of output: 24 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 15:54:43,584 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 15:54:45,615 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.87s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 15:54:49,729 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 15:54:53,734 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 15:54:57,738 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 15:55:01,740 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 15:55:05,747 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 15:55:10,874 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 15:55:14,881 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 15:55:18,884 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 15:55:22,889 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 15:55:26,896 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 15:55:28,024 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 15:55:30,231 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 15:55:34,371 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.14s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 15:55:35,855 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 15:55:40,034 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 15:55:44,071 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 15:55:48,092 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 15:56:04,296 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 15:56:28,559 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 15:56:32,577 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 15:56:36,609 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 15:56:40,665 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 15:56:44,684 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 15:57:01,002 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 15:57:02,454 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.44s for a HTC check with result VALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 15:57:07,312 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.32s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 15:57:11,315 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 15:57:14,329 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.01s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 15:57:15,874 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.49s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 15:57:20,029 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.12s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 15:57:23,154 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.13s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 15:57:25,780 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.70s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 15:57:29,929 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.12s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 15:57:33,934 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 15:57:37,941 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 15:57:39,748 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.81s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 15:57:44,499 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.12s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 15:57:48,503 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 15:57:52,506 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 15:57:56,512 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 15:58:00,520 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 15:58:05,327 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.12s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 15:58:09,330 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 15:58:13,333 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 15:58:17,337 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 15:58:21,344 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 15:58:26,176 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.12s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 15:58:30,180 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 15:58:34,184 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 15:58:38,187 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 15:58:42,193 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 15:58:45,227 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.03s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 15:58:49,383 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.12s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 15:58:51,831 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.45s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 15:58:56,378 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.12s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 15:59:00,298 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.92s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 15:59:01,600 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.16s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 15:59:05,722 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.12s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 15:59:09,726 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 15:59:13,730 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 15:59:17,734 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 15:59:21,740 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 15:59:22,988 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.25s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 15:59:27,140 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.12s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 15:59:31,143 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 15:59:35,147 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 15:59:38,740 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.59s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 15:59:40,011 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 15:59:44,133 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.12s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 15:59:48,138 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 15:59:52,142 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 15:59:56,145 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 15:59:59,619 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.47s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 16:00:04,493 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.12s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 16:00:08,499 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 16:00:12,503 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 16:00:16,507 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 16:00:20,514 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 16:00:22,081 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.57s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 16:00:27,193 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.12s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 16:00:31,199 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 16:00:35,203 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 16:00:39,208 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 16:00:43,215 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 16:00:47,948 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.12s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 16:00:51,951 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 16:00:55,463 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.51s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 16:00:59,947 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.12s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 16:01:03,951 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 16:01:07,954 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 16:01:11,958 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 16:01:15,697 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.73s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 16:01:17,221 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.52s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 16:01:21,366 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.12s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 16:01:25,369 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 16:01:29,374 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 16:01:33,138 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.76s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 16:01:37,313 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.17s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 16:01:41,315 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 16:01:45,319 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 16:01:49,324 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 16:01:53,153 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.83s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 16:01:56,384 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.23s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 16:01:59,162 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.68s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 16:02:00,446 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 16:02:02,161 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.54s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 16:02:03,213 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 16:02:05,296 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.25s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 16:02:07,831 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.39s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 16:02:11,851 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.95s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 16:02:15,854 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.93s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 16:02:18,244 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.39s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 16:02:21,912 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.63s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 16:02:26,189 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.19s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 16:02:30,192 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 16:02:34,195 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 16:02:38,198 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 16:02:42,203 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 16:02:42,217 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 16:02:42,217 INFO L93 Difference]: Finished difference Result 395 states and 521 transitions. [2024-11-13 16:02:42,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-13 16:02:42,270 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 10 states have internal predecessors, (75), 4 states have call successors, (44), 4 states have call predecessors, (44), 5 states have return successors, (45), 4 states have call predecessors, (45), 4 states have call successors, (45) Word has length 172 [2024-11-13 16:02:42,270 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 16:02:42,272 INFO L225 Difference]: With dead ends: 395 [2024-11-13 16:02:42,272 INFO L226 Difference]: Without dead ends: 215 [2024-11-13 16:02:42,274 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 497 GetRequests, 478 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 142.2s TimeCoverageRelationStatistics Valid=146, Invalid=260, Unknown=14, NotChecked=0, Total=420 [2024-11-13 16:02:42,275 INFO L432 NwaCegarLoop]: 77 mSDtfsCounter, 239 mSDsluCounter, 106 mSDsCounter, 0 mSdLazyCounter, 127 mSolverCounterSat, 99 mSolverCounterUnsat, 84 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 446.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 239 SdHoareTripleChecker+Valid, 183 SdHoareTripleChecker+Invalid, 310 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 99 IncrementalHoareTripleChecker+Valid, 127 IncrementalHoareTripleChecker+Invalid, 84 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 448.4s IncrementalHoareTripleChecker+Time [2024-11-13 16:02:42,275 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [239 Valid, 183 Invalid, 310 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [99 Valid, 127 Invalid, 84 Unknown, 0 Unchecked, 448.4s Time] [2024-11-13 16:02:42,276 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 215 states. [2024-11-13 16:02:42,324 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 215 to 199. [2024-11-13 16:02:42,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 199 states, 132 states have (on average 1.1666666666666667) internal successors, (154), 132 states have internal predecessors, (154), 52 states have call successors, (52), 14 states have call predecessors, (52), 14 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) [2024-11-13 16:02:42,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 199 states and 258 transitions. [2024-11-13 16:02:42,329 INFO L78 Accepts]: Start accepts. Automaton has 199 states and 258 transitions. Word has length 172 [2024-11-13 16:02:42,329 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 16:02:42,329 INFO L471 AbstractCegarLoop]: Abstraction has 199 states and 258 transitions. [2024-11-13 16:02:42,330 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 10 states have internal predecessors, (75), 4 states have call successors, (44), 4 states have call predecessors, (44), 5 states have return successors, (45), 4 states have call predecessors, (45), 4 states have call successors, (45) [2024-11-13 16:02:42,330 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 258 transitions. [2024-11-13 16:02:42,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2024-11-13 16:02:42,337 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 16:02:42,338 INFO L215 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 16:02:42,357 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaadfd85-6ddb-4238-a4ac-4c6f6def2dab/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Ended with exit code 0 [2024-11-13 16:02:42,606 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaadfd85-6ddb-4238-a4ac-4c6f6def2dab/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2024-11-13 16:02:42,739 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaadfd85-6ddb-4238-a4ac-4c6f6def2dab/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaadfd85-6ddb-4238-a4ac-4c6f6def2dab/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 16:02:42,739 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 16:02:42,739 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:02:42,740 INFO L85 PathProgramCache]: Analyzing trace with hash -1861357119, now seen corresponding path program 1 times [2024-11-13 16:02:42,740 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-13 16:02:42,740 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2120637365] [2024-11-13 16:02:42,740 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 16:02:42,740 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 [2024-11-13 16:02:42,740 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaadfd85-6ddb-4238-a4ac-4c6f6def2dab/bin/uautomizer-verify-qhAvR1uOyd/mathsat [2024-11-13 16:02:42,745 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaadfd85-6ddb-4238-a4ac-4c6f6def2dab/bin/uautomizer-verify-qhAvR1uOyd/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) [2024-11-13 16:02:42,747 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaadfd85-6ddb-4238-a4ac-4c6f6def2dab/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2024-11-13 16:02:43,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:02:43,422 INFO L255 TraceCheckSpWp]: Trace formula consists of 278 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-11-13 16:02:43,446 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:03:26,980 WARN L286 SmtUtils]: Spent 7.87s on a formula simplification that was a NOOP. DAG size: 73 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 16:04:19,445 WARN L286 SmtUtils]: Spent 6.12s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 16:06:07,190 WARN L286 SmtUtils]: Spent 1.16m on a formula simplification that was a NOOP. DAG size: 82 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)