./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-16.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc00f472-59ab-437a-96fd-a4a942c2fa32/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc00f472-59ab-437a-96fd-a4a942c2fa32/bin/uautomizer-verify-84ZbGMXZE1/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc00f472-59ab-437a-96fd-a4a942c2fa32/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc00f472-59ab-437a-96fd-a4a942c2fa32/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-16.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc00f472-59ab-437a-96fd-a4a942c2fa32/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc00f472-59ab-437a-96fd-a4a942c2fa32/bin/uautomizer-verify-84ZbGMXZE1 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 82fbcd39199a525399eb28d721839336007b212e1ad38780097336285e9776e8 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 12:02:46,224 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 12:02:46,277 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc00f472-59ab-437a-96fd-a4a942c2fa32/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-12-02 12:02:46,281 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 12:02:46,281 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 12:02:46,302 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 12:02:46,303 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 12:02:46,303 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 12:02:46,303 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 12:02:46,303 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 12:02:46,303 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 12:02:46,304 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 12:02:46,304 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 12:02:46,304 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 12:02:46,304 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 12:02:46,304 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 12:02:46,304 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 12:02:46,304 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-02 12:02:46,305 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-02 12:02:46,305 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-02 12:02:46,305 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 12:02:46,305 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 12:02:46,305 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 12:02:46,305 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 12:02:46,305 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-02 12:02:46,305 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 12:02:46,305 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 12:02:46,306 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 12:02:46,306 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 12:02:46,306 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 12:02:46,306 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 12:02:46,306 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 12:02:46,306 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 12:02:46,306 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 12:02:46,306 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 12:02:46,306 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 12:02:46,306 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 12:02:46,307 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 12:02:46,307 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 12:02:46,307 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 12:02:46,307 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 12:02:46,307 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 12:02:46,307 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-12-02 12:02:46,307 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-02 12:02:46,307 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 12:02:46,307 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 12:02:46,308 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 12:02:46,308 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 12:02:46,308 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_fc00f472-59ab-437a-96fd-a4a942c2fa32/bin/uautomizer-verify-84ZbGMXZE1 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 82fbcd39199a525399eb28d721839336007b212e1ad38780097336285e9776e8 [2024-12-02 12:02:46,509 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 12:02:46,517 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 12:02:46,520 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 12:02:46,521 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 12:02:46,521 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 12:02:46,522 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc00f472-59ab-437a-96fd-a4a942c2fa32/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-16.i [2024-12-02 12:02:49,149 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc00f472-59ab-437a-96fd-a4a942c2fa32/bin/uautomizer-verify-84ZbGMXZE1/data/a09dbcbc0/16250b066483467eabb5d5bec12bc868/FLAGa57cc472e [2024-12-02 12:02:49,370 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 12:02:49,370 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc00f472-59ab-437a-96fd-a4a942c2fa32/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-16.i [2024-12-02 12:02:49,378 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc00f472-59ab-437a-96fd-a4a942c2fa32/bin/uautomizer-verify-84ZbGMXZE1/data/a09dbcbc0/16250b066483467eabb5d5bec12bc868/FLAGa57cc472e [2024-12-02 12:02:49,392 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc00f472-59ab-437a-96fd-a4a942c2fa32/bin/uautomizer-verify-84ZbGMXZE1/data/a09dbcbc0/16250b066483467eabb5d5bec12bc868 [2024-12-02 12:02:49,395 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 12:02:49,397 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 12:02:49,398 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 12:02:49,398 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 12:02:49,403 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 12:02:49,404 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:02:49" (1/1) ... [2024-12-02 12:02:49,405 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56f234e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:02:49, skipping insertion in model container [2024-12-02 12:02:49,405 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:02:49" (1/1) ... [2024-12-02 12:02:49,426 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 12:02:49,555 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_fc00f472-59ab-437a-96fd-a4a942c2fa32/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-16.i[916,929] [2024-12-02 12:02:49,621 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 12:02:49,632 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 12:02:49,643 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_fc00f472-59ab-437a-96fd-a4a942c2fa32/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-16.i[916,929] [2024-12-02 12:02:49,674 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 12:02:49,691 INFO L204 MainTranslator]: Completed translation [2024-12-02 12:02:49,691 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:02:49 WrapperNode [2024-12-02 12:02:49,691 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 12:02:49,692 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 12:02:49,692 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 12:02:49,692 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 12:02:49,698 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:02:49" (1/1) ... [2024-12-02 12:02:49,709 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:02:49" (1/1) ... [2024-12-02 12:02:49,742 INFO L138 Inliner]: procedures = 26, calls = 34, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 237 [2024-12-02 12:02:49,743 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 12:02:49,743 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 12:02:49,743 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 12:02:49,743 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 12:02:49,752 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:02:49" (1/1) ... [2024-12-02 12:02:49,752 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:02:49" (1/1) ... [2024-12-02 12:02:49,756 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:02:49" (1/1) ... [2024-12-02 12:02:49,776 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-12-02 12:02:49,776 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:02:49" (1/1) ... [2024-12-02 12:02:49,776 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:02:49" (1/1) ... [2024-12-02 12:02:49,787 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:02:49" (1/1) ... [2024-12-02 12:02:49,789 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:02:49" (1/1) ... [2024-12-02 12:02:49,793 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:02:49" (1/1) ... [2024-12-02 12:02:49,796 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:02:49" (1/1) ... [2024-12-02 12:02:49,798 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:02:49" (1/1) ... [2024-12-02 12:02:49,804 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 12:02:49,805 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 12:02:49,805 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 12:02:49,805 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 12:02:49,806 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:02:49" (1/1) ... [2024-12-02 12:02:49,812 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 12:02:49,825 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc00f472-59ab-437a-96fd-a4a942c2fa32/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 12:02:49,835 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc00f472-59ab-437a-96fd-a4a942c2fa32/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 12:02:49,838 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc00f472-59ab-437a-96fd-a4a942c2fa32/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 12:02:49,855 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 12:02:49,856 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-02 12:02:49,856 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-02 12:02:49,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-12-02 12:02:49,856 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 12:02:49,856 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 12:02:49,926 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 12:02:49,927 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 12:02:50,339 INFO L? ?]: Removed 24 outVars from TransFormulas that were not future-live. [2024-12-02 12:02:50,339 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 12:02:50,349 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 12:02:50,350 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-02 12:02:50,350 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:02:50 BoogieIcfgContainer [2024-12-02 12:02:50,350 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 12:02:50,352 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 12:02:50,353 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 12:02:50,357 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 12:02:50,357 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 12:02:49" (1/3) ... [2024-12-02 12:02:50,358 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b2999a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 12:02:50, skipping insertion in model container [2024-12-02 12:02:50,358 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:02:49" (2/3) ... [2024-12-02 12:02:50,358 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b2999a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 12:02:50, skipping insertion in model container [2024-12-02 12:02:50,358 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:02:50" (3/3) ... [2024-12-02 12:02:50,359 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-16.i [2024-12-02 12:02:50,374 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 12:02:50,376 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_100-while_file-16.i that has 2 procedures, 98 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-12-02 12:02:50,442 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 12:02:50,452 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;@5d3f8739, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 12:02:50,452 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-12-02 12:02:50,456 INFO L276 IsEmpty]: Start isEmpty. Operand has 98 states, 74 states have (on average 1.472972972972973) internal successors, (109), 75 states have internal predecessors, (109), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-12-02 12:02:50,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2024-12-02 12:02:50,467 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 12:02:50,468 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 12:02:50,468 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 12:02:50,473 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 12:02:50,473 INFO L85 PathProgramCache]: Analyzing trace with hash 1353894032, now seen corresponding path program 1 times [2024-12-02 12:02:50,480 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 12:02:50,481 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1693428894] [2024-12-02 12:02:50,481 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:02:50,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 12:02:50,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:02:50,745 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 800 trivial. 0 not checked. [2024-12-02 12:02:50,745 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 12:02:50,745 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1693428894] [2024-12-02 12:02:50,746 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1693428894] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 12:02:50,746 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [474013696] [2024-12-02 12:02:50,746 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:02:50,746 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 12:02:50,747 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc00f472-59ab-437a-96fd-a4a942c2fa32/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 12:02:50,749 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc00f472-59ab-437a-96fd-a4a942c2fa32/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 12:02:50,752 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc00f472-59ab-437a-96fd-a4a942c2fa32/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-12-02 12:02:50,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:02:50,901 INFO L256 TraceCheckSpWp]: Trace formula consists of 373 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-02 12:02:50,908 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 12:02:50,930 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 800 trivial. 0 not checked. [2024-12-02 12:02:50,930 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 12:02:50,930 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [474013696] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 12:02:50,930 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 12:02:50,930 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-12-02 12:02:50,932 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1841003943] [2024-12-02 12:02:50,933 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 12:02:50,937 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-12-02 12:02:50,937 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 12:02:50,952 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-12-02 12:02:50,952 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 12:02:50,954 INFO L87 Difference]: Start difference. First operand has 98 states, 74 states have (on average 1.472972972972973) internal successors, (109), 75 states have internal predecessors, (109), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) 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, (21), 2 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 2 states have call successors, (21) [2024-12-02 12:02:50,977 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 12:02:50,978 INFO L93 Difference]: Finished difference Result 189 states and 317 transitions. [2024-12-02 12:02:50,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-02 12:02:50,979 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, (21), 2 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 2 states have call successors, (21) Word has length 145 [2024-12-02 12:02:50,979 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 12:02:50,984 INFO L225 Difference]: With dead ends: 189 [2024-12-02 12:02:50,984 INFO L226 Difference]: Without dead ends: 94 [2024-12-02 12:02:50,986 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 146 GetRequests, 146 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 12:02:50,988 INFO L435 NwaCegarLoop]: 144 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, 144 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 12:02:50,989 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 144 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 12:02:50,999 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2024-12-02 12:02:51,019 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 94. [2024-12-02 12:02:51,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 94 states, 71 states have (on average 1.4366197183098592) internal successors, (102), 71 states have internal predecessors, (102), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-12-02 12:02:51,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 144 transitions. [2024-12-02 12:02:51,026 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 144 transitions. Word has length 145 [2024-12-02 12:02:51,026 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 12:02:51,026 INFO L471 AbstractCegarLoop]: Abstraction has 94 states and 144 transitions. [2024-12-02 12:02:51,027 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, (21), 2 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 2 states have call successors, (21) [2024-12-02 12:02:51,027 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 144 transitions. [2024-12-02 12:02:51,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2024-12-02 12:02:51,029 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 12:02:51,030 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 12:02:51,039 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc00f472-59ab-437a-96fd-a4a942c2fa32/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-12-02 12:02:51,230 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc00f472-59ab-437a-96fd-a4a942c2fa32/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-12-02 12:02:51,230 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 12:02:51,231 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 12:02:51,231 INFO L85 PathProgramCache]: Analyzing trace with hash 1557747270, now seen corresponding path program 1 times [2024-12-02 12:02:51,231 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 12:02:51,231 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1873338743] [2024-12-02 12:02:51,231 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:02:51,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 12:02:51,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:02:51,592 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-12-02 12:02:51,592 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 12:02:51,592 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1873338743] [2024-12-02 12:02:51,592 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1873338743] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 12:02:51,592 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 12:02:51,592 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 12:02:51,592 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2126198348] [2024-12-02 12:02:51,593 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 12:02:51,593 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 12:02:51,593 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 12:02:51,594 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 12:02:51,594 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 12:02:51,595 INFO L87 Difference]: Start difference. First operand 94 states and 144 transitions. Second operand has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-12-02 12:02:51,696 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 12:02:51,696 INFO L93 Difference]: Finished difference Result 194 states and 295 transitions. [2024-12-02 12:02:51,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 12:02:51,697 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 145 [2024-12-02 12:02:51,698 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 12:02:51,699 INFO L225 Difference]: With dead ends: 194 [2024-12-02 12:02:51,699 INFO L226 Difference]: Without dead ends: 103 [2024-12-02 12:02:51,700 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 12:02:51,701 INFO L435 NwaCegarLoop]: 125 mSDtfsCounter, 78 mSDsluCounter, 64 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 78 SdHoareTripleChecker+Valid, 189 SdHoareTripleChecker+Invalid, 34 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 12:02:51,701 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [78 Valid, 189 Invalid, 34 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 34 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 12:02:51,702 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2024-12-02 12:02:51,714 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 102. [2024-12-02 12:02:51,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 102 states, 76 states have (on average 1.394736842105263) internal successors, (106), 77 states have internal predecessors, (106), 23 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 22 states have call predecessors, (23), 23 states have call successors, (23) [2024-12-02 12:02:51,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 152 transitions. [2024-12-02 12:02:51,716 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 152 transitions. Word has length 145 [2024-12-02 12:02:51,716 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 12:02:51,717 INFO L471 AbstractCegarLoop]: Abstraction has 102 states and 152 transitions. [2024-12-02 12:02:51,717 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-12-02 12:02:51,717 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 152 transitions. [2024-12-02 12:02:51,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2024-12-02 12:02:51,719 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 12:02:51,719 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 12:02:51,719 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-12-02 12:02:51,719 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 12:02:51,720 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 12:02:51,720 INFO L85 PathProgramCache]: Analyzing trace with hash -1457356348, now seen corresponding path program 1 times [2024-12-02 12:02:51,720 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 12:02:51,720 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1493469505] [2024-12-02 12:02:51,720 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:02:51,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 12:02:51,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:02:52,430 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-12-02 12:02:52,430 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 12:02:52,431 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1493469505] [2024-12-02 12:02:52,431 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1493469505] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 12:02:52,431 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 12:02:52,431 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-12-02 12:02:52,431 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [473925941] [2024-12-02 12:02:52,431 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 12:02:52,432 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-12-02 12:02:52,432 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 12:02:52,433 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-12-02 12:02:52,433 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-12-02 12:02:52,433 INFO L87 Difference]: Start difference. First operand 102 states and 152 transitions. Second operand has 7 states, 7 states have (on average 6.142857142857143) internal successors, (43), 7 states have internal predecessors, (43), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-12-02 12:02:52,777 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 12:02:52,777 INFO L93 Difference]: Finished difference Result 387 states and 579 transitions. [2024-12-02 12:02:52,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-02 12:02:52,777 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.142857142857143) internal successors, (43), 7 states have internal predecessors, (43), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 145 [2024-12-02 12:02:52,778 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 12:02:52,780 INFO L225 Difference]: With dead ends: 387 [2024-12-02 12:02:52,781 INFO L226 Difference]: Without dead ends: 292 [2024-12-02 12:02:52,781 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2024-12-02 12:02:52,782 INFO L435 NwaCegarLoop]: 160 mSDtfsCounter, 398 mSDsluCounter, 695 mSDsCounter, 0 mSdLazyCounter, 108 mSolverCounterSat, 108 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 398 SdHoareTripleChecker+Valid, 855 SdHoareTripleChecker+Invalid, 216 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 108 IncrementalHoareTripleChecker+Valid, 108 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 12:02:52,783 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [398 Valid, 855 Invalid, 216 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [108 Valid, 108 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 12:02:52,784 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 292 states. [2024-12-02 12:02:52,817 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 292 to 197. [2024-12-02 12:02:52,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 197 states, 140 states have (on average 1.35) internal successors, (189), 141 states have internal predecessors, (189), 51 states have call successors, (51), 5 states have call predecessors, (51), 5 states have return successors, (51), 50 states have call predecessors, (51), 51 states have call successors, (51) [2024-12-02 12:02:52,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 197 states and 291 transitions. [2024-12-02 12:02:52,821 INFO L78 Accepts]: Start accepts. Automaton has 197 states and 291 transitions. Word has length 145 [2024-12-02 12:02:52,821 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 12:02:52,821 INFO L471 AbstractCegarLoop]: Abstraction has 197 states and 291 transitions. [2024-12-02 12:02:52,822 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.142857142857143) internal successors, (43), 7 states have internal predecessors, (43), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-12-02 12:02:52,822 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 291 transitions. [2024-12-02 12:02:52,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2024-12-02 12:02:52,824 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 12:02:52,824 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 12:02:52,825 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-12-02 12:02:52,825 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 12:02:52,825 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 12:02:52,825 INFO L85 PathProgramCache]: Analyzing trace with hash 1148667206, now seen corresponding path program 1 times [2024-12-02 12:02:52,825 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 12:02:52,826 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1626143625] [2024-12-02 12:02:52,826 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:02:52,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 12:02:52,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:02:55,795 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-12-02 12:02:55,795 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 12:02:55,796 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1626143625] [2024-12-02 12:02:55,796 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1626143625] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 12:02:55,796 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 12:02:55,796 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 12:02:55,796 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1719397630] [2024-12-02 12:02:55,796 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 12:02:55,797 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-12-02 12:02:55,797 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 12:02:55,797 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-12-02 12:02:55,797 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-12-02 12:02:55,798 INFO L87 Difference]: Start difference. First operand 197 states and 291 transitions. Second operand has 8 states, 8 states have (on average 5.375) internal successors, (43), 8 states have internal predecessors, (43), 3 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2024-12-02 12:02:56,764 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 12:02:56,764 INFO L93 Difference]: Finished difference Result 441 states and 641 transitions. [2024-12-02 12:02:56,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-02 12:02:56,765 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 5.375) internal successors, (43), 8 states have internal predecessors, (43), 3 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) Word has length 145 [2024-12-02 12:02:56,766 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 12:02:56,769 INFO L225 Difference]: With dead ends: 441 [2024-12-02 12:02:56,769 INFO L226 Difference]: Without dead ends: 261 [2024-12-02 12:02:56,770 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2024-12-02 12:02:56,771 INFO L435 NwaCegarLoop]: 97 mSDtfsCounter, 303 mSDsluCounter, 146 mSDsCounter, 0 mSdLazyCounter, 355 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 303 SdHoareTripleChecker+Valid, 243 SdHoareTripleChecker+Invalid, 369 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 355 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-12-02 12:02:56,771 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [303 Valid, 243 Invalid, 369 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 355 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-12-02 12:02:56,772 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 261 states. [2024-12-02 12:02:56,805 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 261 to 205. [2024-12-02 12:02:56,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 205 states, 148 states have (on average 1.3445945945945945) internal successors, (199), 149 states have internal predecessors, (199), 51 states have call successors, (51), 5 states have call predecessors, (51), 5 states have return successors, (51), 50 states have call predecessors, (51), 51 states have call successors, (51) [2024-12-02 12:02:56,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 205 states and 301 transitions. [2024-12-02 12:02:56,808 INFO L78 Accepts]: Start accepts. Automaton has 205 states and 301 transitions. Word has length 145 [2024-12-02 12:02:56,809 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 12:02:56,809 INFO L471 AbstractCegarLoop]: Abstraction has 205 states and 301 transitions. [2024-12-02 12:02:56,809 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 5.375) internal successors, (43), 8 states have internal predecessors, (43), 3 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2024-12-02 12:02:56,809 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 301 transitions. [2024-12-02 12:02:56,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2024-12-02 12:02:56,811 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 12:02:56,811 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 12:02:56,811 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-12-02 12:02:56,811 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 12:02:56,812 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 12:02:56,812 INFO L85 PathProgramCache]: Analyzing trace with hash 339320580, now seen corresponding path program 1 times [2024-12-02 12:02:56,812 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 12:02:56,812 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [112770902] [2024-12-02 12:02:56,812 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:02:56,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 12:02:56,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:02:57,273 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 30 proven. 30 refuted. 0 times theorem prover too weak. 780 trivial. 0 not checked. [2024-12-02 12:02:57,274 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 12:02:57,274 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [112770902] [2024-12-02 12:02:57,274 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [112770902] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 12:02:57,274 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1238094196] [2024-12-02 12:02:57,274 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:02:57,274 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 12:02:57,274 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc00f472-59ab-437a-96fd-a4a942c2fa32/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 12:02:57,276 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc00f472-59ab-437a-96fd-a4a942c2fa32/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 12:02:57,278 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc00f472-59ab-437a-96fd-a4a942c2fa32/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-12-02 12:02:57,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:02:57,407 INFO L256 TraceCheckSpWp]: Trace formula consists of 368 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-02 12:02:57,411 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 12:02:57,845 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 476 proven. 63 refuted. 0 times theorem prover too weak. 301 trivial. 0 not checked. [2024-12-02 12:02:57,846 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 12:02:58,213 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 51 proven. 66 refuted. 0 times theorem prover too weak. 723 trivial. 0 not checked. [2024-12-02 12:02:58,213 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1238094196] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-02 12:02:58,213 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-02 12:02:58,213 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 9, 9] total 18 [2024-12-02 12:02:58,213 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [122367942] [2024-12-02 12:02:58,214 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-02 12:02:58,214 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-12-02 12:02:58,214 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 12:02:58,215 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-12-02 12:02:58,215 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=241, Unknown=0, NotChecked=0, Total=306 [2024-12-02 12:02:58,216 INFO L87 Difference]: Start difference. First operand 205 states and 301 transitions. Second operand has 18 states, 18 states have (on average 4.833333333333333) internal successors, (87), 18 states have internal predecessors, (87), 5 states have call successors, (54), 3 states have call predecessors, (54), 7 states have return successors, (55), 5 states have call predecessors, (55), 5 states have call successors, (55) [2024-12-02 12:02:59,142 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 12:02:59,143 INFO L93 Difference]: Finished difference Result 394 states and 566 transitions. [2024-12-02 12:02:59,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-12-02 12:02:59,143 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 4.833333333333333) internal successors, (87), 18 states have internal predecessors, (87), 5 states have call successors, (54), 3 states have call predecessors, (54), 7 states have return successors, (55), 5 states have call predecessors, (55), 5 states have call successors, (55) Word has length 145 [2024-12-02 12:02:59,144 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 12:02:59,145 INFO L225 Difference]: With dead ends: 394 [2024-12-02 12:02:59,145 INFO L226 Difference]: Without dead ends: 206 [2024-12-02 12:02:59,147 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 325 GetRequests, 282 SyntacticMatches, 2 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 399 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=385, Invalid=1421, Unknown=0, NotChecked=0, Total=1806 [2024-12-02 12:02:59,148 INFO L435 NwaCegarLoop]: 130 mSDtfsCounter, 743 mSDsluCounter, 597 mSDsCounter, 0 mSdLazyCounter, 736 mSolverCounterSat, 249 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 743 SdHoareTripleChecker+Valid, 727 SdHoareTripleChecker+Invalid, 985 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 249 IncrementalHoareTripleChecker+Valid, 736 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-12-02 12:02:59,148 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [743 Valid, 727 Invalid, 985 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [249 Valid, 736 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-12-02 12:02:59,149 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 206 states. [2024-12-02 12:02:59,173 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 206 to 150. [2024-12-02 12:02:59,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 150 states, 100 states have (on average 1.22) internal successors, (122), 100 states have internal predecessors, (122), 42 states have call successors, (42), 7 states have call predecessors, (42), 7 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2024-12-02 12:02:59,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 150 states and 206 transitions. [2024-12-02 12:02:59,176 INFO L78 Accepts]: Start accepts. Automaton has 150 states and 206 transitions. Word has length 145 [2024-12-02 12:02:59,176 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 12:02:59,176 INFO L471 AbstractCegarLoop]: Abstraction has 150 states and 206 transitions. [2024-12-02 12:02:59,176 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 4.833333333333333) internal successors, (87), 18 states have internal predecessors, (87), 5 states have call successors, (54), 3 states have call predecessors, (54), 7 states have return successors, (55), 5 states have call predecessors, (55), 5 states have call successors, (55) [2024-12-02 12:02:59,176 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 206 transitions. [2024-12-02 12:02:59,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2024-12-02 12:02:59,178 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 12:02:59,178 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 12:02:59,187 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc00f472-59ab-437a-96fd-a4a942c2fa32/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-12-02 12:02:59,379 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc00f472-59ab-437a-96fd-a4a942c2fa32/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 12:02:59,379 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 12:02:59,379 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 12:02:59,379 INFO L85 PathProgramCache]: Analyzing trace with hash 2056364013, now seen corresponding path program 1 times [2024-12-02 12:02:59,379 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 12:02:59,379 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1716749833] [2024-12-02 12:02:59,380 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:02:59,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 12:02:59,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-02 12:02:59,466 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [886858335] [2024-12-02 12:02:59,466 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:02:59,466 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 12:02:59,466 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc00f472-59ab-437a-96fd-a4a942c2fa32/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 12:02:59,468 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc00f472-59ab-437a-96fd-a4a942c2fa32/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 12:02:59,469 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc00f472-59ab-437a-96fd-a4a942c2fa32/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-12-02 12:02:59,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-02 12:02:59,697 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-02 12:02:59,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-02 12:02:59,885 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-12-02 12:02:59,886 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-12-02 12:02:59,886 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-12-02 12:02:59,894 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc00f472-59ab-437a-96fd-a4a942c2fa32/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-12-02 12:03:00,088 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc00f472-59ab-437a-96fd-a4a942c2fa32/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 12:03:00,091 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2024-12-02 12:03:00,167 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-12-02 12:03:00,170 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 12:03:00 BoogieIcfgContainer [2024-12-02 12:03:00,170 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-12-02 12:03:00,170 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-02 12:03:00,170 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-02 12:03:00,170 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-02 12:03:00,171 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:02:50" (3/4) ... [2024-12-02 12:03:00,172 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-02 12:03:00,173 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-02 12:03:00,174 INFO L158 Benchmark]: Toolchain (without parser) took 10776.91ms. Allocated memory was 142.6MB in the beginning and 318.8MB in the end (delta: 176.2MB). Free memory was 117.1MB in the beginning and 241.3MB in the end (delta: -124.2MB). Peak memory consumption was 51.9MB. Max. memory is 16.1GB. [2024-12-02 12:03:00,174 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 142.6MB. Free memory is still 81.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 12:03:00,174 INFO L158 Benchmark]: CACSL2BoogieTranslator took 293.43ms. Allocated memory is still 142.6MB. Free memory was 116.9MB in the beginning and 100.8MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-02 12:03:00,174 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.55ms. Allocated memory is still 142.6MB. Free memory was 100.8MB in the beginning and 96.1MB in the end (delta: 4.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 12:03:00,175 INFO L158 Benchmark]: Boogie Preprocessor took 61.18ms. Allocated memory is still 142.6MB. Free memory was 96.1MB in the beginning and 90.1MB in the end (delta: 6.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-02 12:03:00,175 INFO L158 Benchmark]: RCFGBuilder took 545.31ms. Allocated memory is still 142.6MB. Free memory was 89.9MB in the beginning and 59.1MB in the end (delta: 30.8MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-12-02 12:03:00,175 INFO L158 Benchmark]: TraceAbstraction took 9817.38ms. Allocated memory was 142.6MB in the beginning and 318.8MB in the end (delta: 176.2MB). Free memory was 58.3MB in the beginning and 241.3MB in the end (delta: -183.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 12:03:00,176 INFO L158 Benchmark]: Witness Printer took 2.86ms. Allocated memory is still 318.8MB. Free memory was 241.3MB in the beginning and 241.3MB in the end (delta: 26.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 12:03:00,177 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 142.6MB. Free memory is still 81.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 293.43ms. Allocated memory is still 142.6MB. Free memory was 116.9MB in the beginning and 100.8MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.55ms. Allocated memory is still 142.6MB. Free memory was 100.8MB in the beginning and 96.1MB in the end (delta: 4.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 61.18ms. Allocated memory is still 142.6MB. Free memory was 96.1MB in the beginning and 90.1MB in the end (delta: 6.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 545.31ms. Allocated memory is still 142.6MB. Free memory was 89.9MB in the beginning and 59.1MB in the end (delta: 30.8MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * TraceAbstraction took 9817.38ms. Allocated memory was 142.6MB in the beginning and 318.8MB in the end (delta: 176.2MB). Free memory was 58.3MB in the beginning and 241.3MB in the end (delta: -183.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 2.86ms. Allocated memory is still 318.8MB. Free memory was 241.3MB in the beginning and 241.3MB in the end (delta: 26.9kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 179, overapproximation of someBinaryFLOATComparisonOperation at line 156, overapproximation of someBinaryFLOATComparisonOperation at line 154, overapproximation of someBinaryFLOATComparisonOperation at line 89, overapproximation of someBinaryFLOATComparisonOperation at line 95, overapproximation of someBinaryFLOATComparisonOperation at line 66, overapproximation of someBinaryDOUBLEComparisonOperation at line 166, overapproximation of someBinaryDOUBLEComparisonOperation at line 164, overapproximation of someBinaryDOUBLEComparisonOperation at line 94, overapproximation of someBinaryDOUBLEComparisonOperation at line 179, overapproximation of someUnaryFLOAToperation at line 89. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = 2; [L23] signed char var_1_7 = -25; [L24] signed char var_1_9 = 50; [L25] signed char var_1_10 = -128; [L26] signed char var_1_11 = 0; [L27] signed char var_1_12 = -32; [L28] signed long int var_1_13 = 16; [L29] unsigned char var_1_14 = 1; [L30] unsigned long int var_1_15 = 16; [L31] unsigned char var_1_18 = 0; [L32] unsigned char var_1_19 = 0; [L33] unsigned char var_1_20 = 0; [L34] float var_1_21 = 127.25; [L35] float var_1_23 = 1.5; [L36] float var_1_24 = 100.5; [L37] signed char var_1_25 = 0; [L38] signed char var_1_26 = -2; [L39] signed char var_1_27 = 0; [L40] signed long int var_1_28 = -128; [L41] float var_1_30 = 9.375; [L42] double var_1_31 = 99999999.875; [L43] double var_1_32 = 4.8; [L44] unsigned short int var_1_33 = 0; [L45] unsigned short int var_1_35 = 54252; [L46] unsigned short int var_1_37 = 5; [L47] unsigned char var_1_38 = 4; [L48] signed char var_1_39 = -64; [L49] signed char last_1_var_1_10 = -128; [L50] unsigned char last_1_var_1_18 = 0; [L51] signed char last_1_var_1_25 = 0; [L52] unsigned short int last_1_var_1_33 = 0; [L53] signed char last_1_var_1_39 = -64; VAL [isInitial=0, last_1_var_1_10=-128, last_1_var_1_18=0, last_1_var_1_25=0, last_1_var_1_33=0, last_1_var_1_39=-64, var_1_10=-128, var_1_11=0, var_1_12=-32, var_1_13=16, var_1_14=1, var_1_15=16, var_1_18=0, var_1_19=0, var_1_1=2, var_1_20=0, var_1_21=509/4, var_1_23=3/2, var_1_24=201/2, var_1_25=0, var_1_26=-2, var_1_27=0, var_1_28=-128, var_1_30=75/8, var_1_31=799999999/8, var_1_32=24/5, var_1_33=0, var_1_35=54252, var_1_37=5, var_1_38=4, var_1_39=-64, var_1_7=-25, var_1_9=50] [L183] isInitial = 1 [L184] FCALL initially() [L186] CALL updateLastVariables() [L172] last_1_var_1_10 = var_1_10 [L173] last_1_var_1_18 = var_1_18 [L174] last_1_var_1_25 = var_1_25 [L175] last_1_var_1_33 = var_1_33 [L176] last_1_var_1_39 = var_1_39 VAL [isInitial=1, last_1_var_1_10=-128, last_1_var_1_18=0, last_1_var_1_25=0, last_1_var_1_33=0, last_1_var_1_39=-64, var_1_10=-128, var_1_11=0, var_1_12=-32, var_1_13=16, var_1_14=1, var_1_15=16, var_1_18=0, var_1_19=0, var_1_1=2, var_1_20=0, var_1_21=509/4, var_1_23=3/2, var_1_24=201/2, var_1_25=0, var_1_26=-2, var_1_27=0, var_1_28=-128, var_1_30=75/8, var_1_31=799999999/8, var_1_32=24/5, var_1_33=0, var_1_35=54252, var_1_37=5, var_1_38=4, var_1_39=-64, var_1_7=-25, var_1_9=50] [L186] RET updateLastVariables() [L187] CALL updateVariables() [L137] var_1_9 = __VERIFIER_nondet_char() [L138] CALL assume_abort_if_not(var_1_9 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-128, last_1_var_1_18=0, last_1_var_1_25=0, last_1_var_1_33=0, last_1_var_1_39=-64, var_1_10=-128, var_1_11=0, var_1_12=-32, var_1_13=16, var_1_14=1, var_1_15=16, var_1_18=0, var_1_19=0, var_1_1=2, var_1_20=0, var_1_21=509/4, var_1_23=3/2, var_1_24=201/2, var_1_25=0, var_1_26=-2, var_1_27=0, var_1_28=-128, var_1_30=75/8, var_1_31=799999999/8, var_1_32=24/5, var_1_33=0, var_1_35=54252, var_1_37=5, var_1_38=4, var_1_39=-64, var_1_7=-25, var_1_9=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-128, last_1_var_1_18=0, last_1_var_1_25=0, last_1_var_1_33=0, last_1_var_1_39=-64, var_1_10=-128, var_1_11=0, var_1_12=-32, var_1_13=16, var_1_14=1, var_1_15=16, var_1_18=0, var_1_19=0, var_1_1=2, var_1_20=0, var_1_21=509/4, var_1_23=3/2, var_1_24=201/2, var_1_25=0, var_1_26=-2, var_1_27=0, var_1_28=-128, var_1_30=75/8, var_1_31=799999999/8, var_1_32=24/5, var_1_33=0, var_1_35=54252, var_1_37=5, var_1_38=4, var_1_39=-64, var_1_7=-25, var_1_9=-1] [L138] RET assume_abort_if_not(var_1_9 >= -127) VAL [isInitial=1, last_1_var_1_10=-128, last_1_var_1_18=0, last_1_var_1_25=0, last_1_var_1_33=0, last_1_var_1_39=-64, var_1_10=-128, var_1_11=0, var_1_12=-32, var_1_13=16, var_1_14=1, var_1_15=16, var_1_18=0, var_1_19=0, var_1_1=2, var_1_20=0, var_1_21=509/4, var_1_23=3/2, var_1_24=201/2, var_1_25=0, var_1_26=-2, var_1_27=0, var_1_28=-128, var_1_30=75/8, var_1_31=799999999/8, var_1_32=24/5, var_1_33=0, var_1_35=54252, var_1_37=5, var_1_38=4, var_1_39=-64, var_1_7=-25, var_1_9=-1] [L139] CALL assume_abort_if_not(var_1_9 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-128, last_1_var_1_18=0, last_1_var_1_25=0, last_1_var_1_33=0, last_1_var_1_39=-64, var_1_10=-128, var_1_11=0, var_1_12=-32, var_1_13=16, var_1_14=1, var_1_15=16, var_1_18=0, var_1_19=0, var_1_1=2, var_1_20=0, var_1_21=509/4, var_1_23=3/2, var_1_24=201/2, var_1_25=0, var_1_26=-2, var_1_27=0, var_1_28=-128, var_1_30=75/8, var_1_31=799999999/8, var_1_32=24/5, var_1_33=0, var_1_35=54252, var_1_37=5, var_1_38=4, var_1_39=-64, var_1_7=-25, var_1_9=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-128, last_1_var_1_18=0, last_1_var_1_25=0, last_1_var_1_33=0, last_1_var_1_39=-64, var_1_10=-128, var_1_11=0, var_1_12=-32, var_1_13=16, var_1_14=1, var_1_15=16, var_1_18=0, var_1_19=0, var_1_1=2, var_1_20=0, var_1_21=509/4, var_1_23=3/2, var_1_24=201/2, var_1_25=0, var_1_26=-2, var_1_27=0, var_1_28=-128, var_1_30=75/8, var_1_31=799999999/8, var_1_32=24/5, var_1_33=0, var_1_35=54252, var_1_37=5, var_1_38=4, var_1_39=-64, var_1_7=-25, var_1_9=-1] [L139] RET assume_abort_if_not(var_1_9 <= 126) VAL [isInitial=1, last_1_var_1_10=-128, last_1_var_1_18=0, last_1_var_1_25=0, last_1_var_1_33=0, last_1_var_1_39=-64, var_1_10=-128, var_1_11=0, var_1_12=-32, var_1_13=16, var_1_14=1, var_1_15=16, var_1_18=0, var_1_19=0, var_1_1=2, var_1_20=0, var_1_21=509/4, var_1_23=3/2, var_1_24=201/2, var_1_25=0, var_1_26=-2, var_1_27=0, var_1_28=-128, var_1_30=75/8, var_1_31=799999999/8, var_1_32=24/5, var_1_33=0, var_1_35=54252, var_1_37=5, var_1_38=4, var_1_39=-64, var_1_7=-25, var_1_9=-1] [L140] var_1_11 = __VERIFIER_nondet_char() [L141] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-128, last_1_var_1_18=0, last_1_var_1_25=0, last_1_var_1_33=0, last_1_var_1_39=-64, var_1_10=-128, var_1_11=0, var_1_12=-32, var_1_13=16, var_1_14=1, var_1_15=16, var_1_18=0, var_1_19=0, var_1_1=2, var_1_20=0, var_1_21=509/4, var_1_23=3/2, var_1_24=201/2, var_1_25=0, var_1_26=-2, var_1_27=0, var_1_28=-128, var_1_30=75/8, var_1_31=799999999/8, var_1_32=24/5, var_1_33=0, var_1_35=54252, var_1_37=5, var_1_38=4, var_1_39=-64, var_1_7=-25, var_1_9=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-128, last_1_var_1_18=0, last_1_var_1_25=0, last_1_var_1_33=0, last_1_var_1_39=-64, var_1_10=-128, var_1_11=0, var_1_12=-32, var_1_13=16, var_1_14=1, var_1_15=16, var_1_18=0, var_1_19=0, var_1_1=2, var_1_20=0, var_1_21=509/4, var_1_23=3/2, var_1_24=201/2, var_1_25=0, var_1_26=-2, var_1_27=0, var_1_28=-128, var_1_30=75/8, var_1_31=799999999/8, var_1_32=24/5, var_1_33=0, var_1_35=54252, var_1_37=5, var_1_38=4, var_1_39=-64, var_1_7=-25, var_1_9=-1] [L141] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_10=-128, last_1_var_1_18=0, last_1_var_1_25=0, last_1_var_1_33=0, last_1_var_1_39=-64, var_1_10=-128, var_1_11=0, var_1_12=-32, var_1_13=16, var_1_14=1, var_1_15=16, var_1_18=0, var_1_19=0, var_1_1=2, var_1_20=0, var_1_21=509/4, var_1_23=3/2, var_1_24=201/2, var_1_25=0, var_1_26=-2, var_1_27=0, var_1_28=-128, var_1_30=75/8, var_1_31=799999999/8, var_1_32=24/5, var_1_33=0, var_1_35=54252, var_1_37=5, var_1_38=4, var_1_39=-64, var_1_7=-25, var_1_9=-1] [L142] CALL assume_abort_if_not(var_1_11 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-128, last_1_var_1_18=0, last_1_var_1_25=0, last_1_var_1_33=0, last_1_var_1_39=-64, var_1_10=-128, var_1_11=0, var_1_12=-32, var_1_13=16, var_1_14=1, var_1_15=16, var_1_18=0, var_1_19=0, var_1_1=2, var_1_20=0, var_1_21=509/4, var_1_23=3/2, var_1_24=201/2, var_1_25=0, var_1_26=-2, var_1_27=0, var_1_28=-128, var_1_30=75/8, var_1_31=799999999/8, var_1_32=24/5, var_1_33=0, var_1_35=54252, var_1_37=5, var_1_38=4, var_1_39=-64, var_1_7=-25, var_1_9=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-128, last_1_var_1_18=0, last_1_var_1_25=0, last_1_var_1_33=0, last_1_var_1_39=-64, var_1_10=-128, var_1_11=0, var_1_12=-32, var_1_13=16, var_1_14=1, var_1_15=16, var_1_18=0, var_1_19=0, var_1_1=2, var_1_20=0, var_1_21=509/4, var_1_23=3/2, var_1_24=201/2, var_1_25=0, var_1_26=-2, var_1_27=0, var_1_28=-128, var_1_30=75/8, var_1_31=799999999/8, var_1_32=24/5, var_1_33=0, var_1_35=54252, var_1_37=5, var_1_38=4, var_1_39=-64, var_1_7=-25, var_1_9=-1] [L142] RET assume_abort_if_not(var_1_11 <= 126) VAL [isInitial=1, last_1_var_1_10=-128, last_1_var_1_18=0, last_1_var_1_25=0, last_1_var_1_33=0, last_1_var_1_39=-64, var_1_10=-128, var_1_11=0, var_1_12=-32, var_1_13=16, var_1_14=1, var_1_15=16, var_1_18=0, var_1_19=0, var_1_1=2, var_1_20=0, var_1_21=509/4, var_1_23=3/2, var_1_24=201/2, var_1_25=0, var_1_26=-2, var_1_27=0, var_1_28=-128, var_1_30=75/8, var_1_31=799999999/8, var_1_32=24/5, var_1_33=0, var_1_35=54252, var_1_37=5, var_1_38=4, var_1_39=-64, var_1_7=-25, var_1_9=-1] [L143] var_1_13 = __VERIFIER_nondet_long() [L144] CALL assume_abort_if_not(var_1_13 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-128, last_1_var_1_18=0, last_1_var_1_25=0, last_1_var_1_33=0, last_1_var_1_39=-64, var_1_10=-128, var_1_11=0, var_1_12=-32, var_1_13=25, var_1_14=1, var_1_15=16, var_1_18=0, var_1_19=0, var_1_1=2, var_1_20=0, var_1_21=509/4, var_1_23=3/2, var_1_24=201/2, var_1_25=0, var_1_26=-2, var_1_27=0, var_1_28=-128, var_1_30=75/8, var_1_31=799999999/8, var_1_32=24/5, var_1_33=0, var_1_35=54252, var_1_37=5, var_1_38=4, var_1_39=-64, var_1_7=-25, var_1_9=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-128, last_1_var_1_18=0, last_1_var_1_25=0, last_1_var_1_33=0, last_1_var_1_39=-64, var_1_10=-128, var_1_11=0, var_1_12=-32, var_1_13=25, var_1_14=1, var_1_15=16, var_1_18=0, var_1_19=0, var_1_1=2, var_1_20=0, var_1_21=509/4, var_1_23=3/2, var_1_24=201/2, var_1_25=0, var_1_26=-2, var_1_27=0, var_1_28=-128, var_1_30=75/8, var_1_31=799999999/8, var_1_32=24/5, var_1_33=0, var_1_35=54252, var_1_37=5, var_1_38=4, var_1_39=-64, var_1_7=-25, var_1_9=-1] [L144] RET assume_abort_if_not(var_1_13 >= -2147483648) VAL [isInitial=1, last_1_var_1_10=-128, last_1_var_1_18=0, last_1_var_1_25=0, last_1_var_1_33=0, last_1_var_1_39=-64, var_1_10=-128, var_1_11=0, var_1_12=-32, var_1_13=25, var_1_14=1, var_1_15=16, var_1_18=0, var_1_19=0, var_1_1=2, var_1_20=0, var_1_21=509/4, var_1_23=3/2, var_1_24=201/2, var_1_25=0, var_1_26=-2, var_1_27=0, var_1_28=-128, var_1_30=75/8, var_1_31=799999999/8, var_1_32=24/5, var_1_33=0, var_1_35=54252, var_1_37=5, var_1_38=4, var_1_39=-64, var_1_7=-25, var_1_9=-1] [L145] CALL assume_abort_if_not(var_1_13 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-128, last_1_var_1_18=0, last_1_var_1_25=0, last_1_var_1_33=0, last_1_var_1_39=-64, var_1_10=-128, var_1_11=0, var_1_12=-32, var_1_13=25, var_1_14=1, var_1_15=16, var_1_18=0, var_1_19=0, var_1_1=2, var_1_20=0, var_1_21=509/4, var_1_23=3/2, var_1_24=201/2, var_1_25=0, var_1_26=-2, var_1_27=0, var_1_28=-128, var_1_30=75/8, var_1_31=799999999/8, var_1_32=24/5, var_1_33=0, var_1_35=54252, var_1_37=5, var_1_38=4, var_1_39=-64, var_1_7=-25, var_1_9=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-128, last_1_var_1_18=0, last_1_var_1_25=0, last_1_var_1_33=0, last_1_var_1_39=-64, var_1_10=-128, var_1_11=0, var_1_12=-32, var_1_13=25, var_1_14=1, var_1_15=16, var_1_18=0, var_1_19=0, var_1_1=2, var_1_20=0, var_1_21=509/4, var_1_23=3/2, var_1_24=201/2, var_1_25=0, var_1_26=-2, var_1_27=0, var_1_28=-128, var_1_30=75/8, var_1_31=799999999/8, var_1_32=24/5, var_1_33=0, var_1_35=54252, var_1_37=5, var_1_38=4, var_1_39=-64, var_1_7=-25, var_1_9=-1] [L145] RET assume_abort_if_not(var_1_13 <= 2147483647) VAL [isInitial=1, last_1_var_1_10=-128, last_1_var_1_18=0, last_1_var_1_25=0, last_1_var_1_33=0, last_1_var_1_39=-64, var_1_10=-128, var_1_11=0, var_1_12=-32, var_1_13=25, var_1_14=1, var_1_15=16, var_1_18=0, var_1_19=0, var_1_1=2, var_1_20=0, var_1_21=509/4, var_1_23=3/2, var_1_24=201/2, var_1_25=0, var_1_26=-2, var_1_27=0, var_1_28=-128, var_1_30=75/8, var_1_31=799999999/8, var_1_32=24/5, var_1_33=0, var_1_35=54252, var_1_37=5, var_1_38=4, var_1_39=-64, var_1_7=-25, var_1_9=-1] [L146] CALL assume_abort_if_not(var_1_13 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-128, last_1_var_1_18=0, last_1_var_1_25=0, last_1_var_1_33=0, last_1_var_1_39=-64, var_1_10=-128, var_1_11=0, var_1_12=-32, var_1_13=25, var_1_14=1, var_1_15=16, var_1_18=0, var_1_19=0, var_1_1=2, var_1_20=0, var_1_21=509/4, var_1_23=3/2, var_1_24=201/2, var_1_25=0, var_1_26=-2, var_1_27=0, var_1_28=-128, var_1_30=75/8, var_1_31=799999999/8, var_1_32=24/5, var_1_33=0, var_1_35=54252, var_1_37=5, var_1_38=4, var_1_39=-64, var_1_7=-25, var_1_9=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-128, last_1_var_1_18=0, last_1_var_1_25=0, last_1_var_1_33=0, last_1_var_1_39=-64, var_1_10=-128, var_1_11=0, var_1_12=-32, var_1_13=25, var_1_14=1, var_1_15=16, var_1_18=0, var_1_19=0, var_1_1=2, var_1_20=0, var_1_21=509/4, var_1_23=3/2, var_1_24=201/2, var_1_25=0, var_1_26=-2, var_1_27=0, var_1_28=-128, var_1_30=75/8, var_1_31=799999999/8, var_1_32=24/5, var_1_33=0, var_1_35=54252, var_1_37=5, var_1_38=4, var_1_39=-64, var_1_7=-25, var_1_9=-1] [L146] RET assume_abort_if_not(var_1_13 != 0) VAL [isInitial=1, last_1_var_1_10=-128, last_1_var_1_18=0, last_1_var_1_25=0, last_1_var_1_33=0, last_1_var_1_39=-64, var_1_10=-128, var_1_11=0, var_1_12=-32, var_1_13=25, var_1_14=1, var_1_15=16, var_1_18=0, var_1_19=0, var_1_1=2, var_1_20=0, var_1_21=509/4, var_1_23=3/2, var_1_24=201/2, var_1_25=0, var_1_26=-2, var_1_27=0, var_1_28=-128, var_1_30=75/8, var_1_31=799999999/8, var_1_32=24/5, var_1_33=0, var_1_35=54252, var_1_37=5, var_1_38=4, var_1_39=-64, var_1_7=-25, var_1_9=-1] [L147] var_1_19 = __VERIFIER_nondet_uchar() [L148] CALL assume_abort_if_not(var_1_19 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-128, last_1_var_1_18=0, last_1_var_1_25=0, last_1_var_1_33=0, last_1_var_1_39=-64, var_1_10=-128, var_1_11=0, var_1_12=-32, var_1_13=25, var_1_14=1, var_1_15=16, var_1_18=0, var_1_1=2, var_1_20=0, var_1_21=509/4, var_1_23=3/2, var_1_24=201/2, var_1_25=0, var_1_26=-2, var_1_27=0, var_1_28=-128, var_1_30=75/8, var_1_31=799999999/8, var_1_32=24/5, var_1_33=0, var_1_35=54252, var_1_37=5, var_1_38=4, var_1_39=-64, var_1_7=-25, var_1_9=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-128, last_1_var_1_18=0, last_1_var_1_25=0, last_1_var_1_33=0, last_1_var_1_39=-64, var_1_10=-128, var_1_11=0, var_1_12=-32, var_1_13=25, var_1_14=1, var_1_15=16, var_1_18=0, var_1_1=2, var_1_20=0, var_1_21=509/4, var_1_23=3/2, var_1_24=201/2, var_1_25=0, var_1_26=-2, var_1_27=0, var_1_28=-128, var_1_30=75/8, var_1_31=799999999/8, var_1_32=24/5, var_1_33=0, var_1_35=54252, var_1_37=5, var_1_38=4, var_1_39=-64, var_1_7=-25, var_1_9=-1] [L148] RET assume_abort_if_not(var_1_19 >= 0) VAL [isInitial=1, last_1_var_1_10=-128, last_1_var_1_18=0, last_1_var_1_25=0, last_1_var_1_33=0, last_1_var_1_39=-64, var_1_10=-128, var_1_11=0, var_1_12=-32, var_1_13=25, var_1_14=1, var_1_15=16, var_1_18=0, var_1_1=2, var_1_20=0, var_1_21=509/4, var_1_23=3/2, var_1_24=201/2, var_1_25=0, var_1_26=-2, var_1_27=0, var_1_28=-128, var_1_30=75/8, var_1_31=799999999/8, var_1_32=24/5, var_1_33=0, var_1_35=54252, var_1_37=5, var_1_38=4, var_1_39=-64, var_1_7=-25, var_1_9=-1] [L149] CALL assume_abort_if_not(var_1_19 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-128, last_1_var_1_18=0, last_1_var_1_25=0, last_1_var_1_33=0, last_1_var_1_39=-64, var_1_10=-128, var_1_11=0, var_1_12=-32, var_1_13=25, var_1_14=1, var_1_15=16, var_1_18=0, var_1_19=0, var_1_1=2, var_1_20=0, var_1_21=509/4, var_1_23=3/2, var_1_24=201/2, var_1_25=0, var_1_26=-2, var_1_27=0, var_1_28=-128, var_1_30=75/8, var_1_31=799999999/8, var_1_32=24/5, var_1_33=0, var_1_35=54252, var_1_37=5, var_1_38=4, var_1_39=-64, var_1_7=-25, var_1_9=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-128, last_1_var_1_18=0, last_1_var_1_25=0, last_1_var_1_33=0, last_1_var_1_39=-64, var_1_10=-128, var_1_11=0, var_1_12=-32, var_1_13=25, var_1_14=1, var_1_15=16, var_1_18=0, var_1_19=0, var_1_1=2, var_1_20=0, var_1_21=509/4, var_1_23=3/2, var_1_24=201/2, var_1_25=0, var_1_26=-2, var_1_27=0, var_1_28=-128, var_1_30=75/8, var_1_31=799999999/8, var_1_32=24/5, var_1_33=0, var_1_35=54252, var_1_37=5, var_1_38=4, var_1_39=-64, var_1_7=-25, var_1_9=-1] [L149] RET assume_abort_if_not(var_1_19 <= 0) VAL [isInitial=1, last_1_var_1_10=-128, last_1_var_1_18=0, last_1_var_1_25=0, last_1_var_1_33=0, last_1_var_1_39=-64, var_1_10=-128, var_1_11=0, var_1_12=-32, var_1_13=25, var_1_14=1, var_1_15=16, var_1_18=0, var_1_19=0, var_1_1=2, var_1_20=0, var_1_21=509/4, var_1_23=3/2, var_1_24=201/2, var_1_25=0, var_1_26=-2, var_1_27=0, var_1_28=-128, var_1_30=75/8, var_1_31=799999999/8, var_1_32=24/5, var_1_33=0, var_1_35=54252, var_1_37=5, var_1_38=4, var_1_39=-64, var_1_7=-25, var_1_9=-1] [L150] var_1_20 = __VERIFIER_nondet_uchar() [L151] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-128, last_1_var_1_18=0, last_1_var_1_25=0, last_1_var_1_33=0, last_1_var_1_39=-64, var_1_10=-128, var_1_11=0, var_1_12=-32, var_1_13=25, var_1_14=1, var_1_15=16, var_1_18=0, var_1_19=0, var_1_1=2, var_1_21=509/4, var_1_23=3/2, var_1_24=201/2, var_1_25=0, var_1_26=-2, var_1_27=0, var_1_28=-128, var_1_30=75/8, var_1_31=799999999/8, var_1_32=24/5, var_1_33=0, var_1_35=54252, var_1_37=5, var_1_38=4, var_1_39=-64, var_1_7=-25, var_1_9=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-128, last_1_var_1_18=0, last_1_var_1_25=0, last_1_var_1_33=0, last_1_var_1_39=-64, var_1_10=-128, var_1_11=0, var_1_12=-32, var_1_13=25, var_1_14=1, var_1_15=16, var_1_18=0, var_1_19=0, var_1_1=2, var_1_21=509/4, var_1_23=3/2, var_1_24=201/2, var_1_25=0, var_1_26=-2, var_1_27=0, var_1_28=-128, var_1_30=75/8, var_1_31=799999999/8, var_1_32=24/5, var_1_33=0, var_1_35=54252, var_1_37=5, var_1_38=4, var_1_39=-64, var_1_7=-25, var_1_9=-1] [L151] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_10=-128, last_1_var_1_18=0, last_1_var_1_25=0, last_1_var_1_33=0, last_1_var_1_39=-64, var_1_10=-128, var_1_11=0, var_1_12=-32, var_1_13=25, var_1_14=1, var_1_15=16, var_1_18=0, var_1_19=0, var_1_1=2, var_1_21=509/4, var_1_23=3/2, var_1_24=201/2, var_1_25=0, var_1_26=-2, var_1_27=0, var_1_28=-128, var_1_30=75/8, var_1_31=799999999/8, var_1_32=24/5, var_1_33=0, var_1_35=54252, var_1_37=5, var_1_38=4, var_1_39=-64, var_1_7=-25, var_1_9=-1] [L152] CALL assume_abort_if_not(var_1_20 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-128, last_1_var_1_18=0, last_1_var_1_25=0, last_1_var_1_33=0, last_1_var_1_39=-64, var_1_10=-128, var_1_11=0, var_1_12=-32, var_1_13=25, var_1_14=1, var_1_15=16, var_1_18=0, var_1_19=0, var_1_1=2, var_1_20=0, var_1_21=509/4, var_1_23=3/2, var_1_24=201/2, var_1_25=0, var_1_26=-2, var_1_27=0, var_1_28=-128, var_1_30=75/8, var_1_31=799999999/8, var_1_32=24/5, var_1_33=0, var_1_35=54252, var_1_37=5, var_1_38=4, var_1_39=-64, var_1_7=-25, var_1_9=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-128, last_1_var_1_18=0, last_1_var_1_25=0, last_1_var_1_33=0, last_1_var_1_39=-64, var_1_10=-128, var_1_11=0, var_1_12=-32, var_1_13=25, var_1_14=1, var_1_15=16, var_1_18=0, var_1_19=0, var_1_1=2, var_1_20=0, var_1_21=509/4, var_1_23=3/2, var_1_24=201/2, var_1_25=0, var_1_26=-2, var_1_27=0, var_1_28=-128, var_1_30=75/8, var_1_31=799999999/8, var_1_32=24/5, var_1_33=0, var_1_35=54252, var_1_37=5, var_1_38=4, var_1_39=-64, var_1_7=-25, var_1_9=-1] [L152] RET assume_abort_if_not(var_1_20 <= 0) VAL [isInitial=1, last_1_var_1_10=-128, last_1_var_1_18=0, last_1_var_1_25=0, last_1_var_1_33=0, last_1_var_1_39=-64, var_1_10=-128, var_1_11=0, var_1_12=-32, var_1_13=25, var_1_14=1, var_1_15=16, var_1_18=0, var_1_19=0, var_1_1=2, var_1_20=0, var_1_21=509/4, var_1_23=3/2, var_1_24=201/2, var_1_25=0, var_1_26=-2, var_1_27=0, var_1_28=-128, var_1_30=75/8, var_1_31=799999999/8, var_1_32=24/5, var_1_33=0, var_1_35=54252, var_1_37=5, var_1_38=4, var_1_39=-64, var_1_7=-25, var_1_9=-1] [L153] var_1_23 = __VERIFIER_nondet_float() [L154] CALL assume_abort_if_not((var_1_23 >= -922337.2036854765600e+13F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 9223372.036854765600e+12F && var_1_23 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-128, last_1_var_1_18=0, last_1_var_1_25=0, last_1_var_1_33=0, last_1_var_1_39=-64, var_1_10=-128, var_1_11=0, var_1_12=-32, var_1_13=25, var_1_14=1, var_1_15=16, var_1_18=0, var_1_19=0, var_1_1=2, var_1_20=0, var_1_21=509/4, var_1_24=201/2, var_1_25=0, var_1_26=-2, var_1_27=0, var_1_28=-128, var_1_30=75/8, var_1_31=799999999/8, var_1_32=24/5, var_1_33=0, var_1_35=54252, var_1_37=5, var_1_38=4, var_1_39=-64, var_1_7=-25, var_1_9=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-128, last_1_var_1_18=0, last_1_var_1_25=0, last_1_var_1_33=0, last_1_var_1_39=-64, var_1_10=-128, var_1_11=0, var_1_12=-32, var_1_13=25, var_1_14=1, var_1_15=16, var_1_18=0, var_1_19=0, var_1_1=2, var_1_20=0, var_1_21=509/4, var_1_24=201/2, var_1_25=0, var_1_26=-2, var_1_27=0, var_1_28=-128, var_1_30=75/8, var_1_31=799999999/8, var_1_32=24/5, var_1_33=0, var_1_35=54252, var_1_37=5, var_1_38=4, var_1_39=-64, var_1_7=-25, var_1_9=-1] [L154] RET assume_abort_if_not((var_1_23 >= -922337.2036854765600e+13F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 9223372.036854765600e+12F && var_1_23 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=-128, last_1_var_1_18=0, last_1_var_1_25=0, last_1_var_1_33=0, last_1_var_1_39=-64, var_1_10=-128, var_1_11=0, var_1_12=-32, var_1_13=25, var_1_14=1, var_1_15=16, var_1_18=0, var_1_19=0, var_1_1=2, var_1_20=0, var_1_21=509/4, var_1_24=201/2, var_1_25=0, var_1_26=-2, var_1_27=0, var_1_28=-128, var_1_30=75/8, var_1_31=799999999/8, var_1_32=24/5, var_1_33=0, var_1_35=54252, var_1_37=5, var_1_38=4, var_1_39=-64, var_1_7=-25, var_1_9=-1] [L155] var_1_24 = __VERIFIER_nondet_float() [L156] CALL assume_abort_if_not((var_1_24 >= -922337.2036854765600e+13F && var_1_24 <= -1.0e-20F) || (var_1_24 <= 9223372.036854765600e+12F && var_1_24 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-128, last_1_var_1_18=0, last_1_var_1_25=0, last_1_var_1_33=0, last_1_var_1_39=-64, var_1_10=-128, var_1_11=0, var_1_12=-32, var_1_13=25, var_1_14=1, var_1_15=16, var_1_18=0, var_1_19=0, var_1_1=2, var_1_20=0, var_1_21=509/4, var_1_25=0, var_1_26=-2, var_1_27=0, var_1_28=-128, var_1_30=75/8, var_1_31=799999999/8, var_1_32=24/5, var_1_33=0, var_1_35=54252, var_1_37=5, var_1_38=4, var_1_39=-64, var_1_7=-25, var_1_9=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-128, last_1_var_1_18=0, last_1_var_1_25=0, last_1_var_1_33=0, last_1_var_1_39=-64, var_1_10=-128, var_1_11=0, var_1_12=-32, var_1_13=25, var_1_14=1, var_1_15=16, var_1_18=0, var_1_19=0, var_1_1=2, var_1_20=0, var_1_21=509/4, var_1_25=0, var_1_26=-2, var_1_27=0, var_1_28=-128, var_1_30=75/8, var_1_31=799999999/8, var_1_32=24/5, var_1_33=0, var_1_35=54252, var_1_37=5, var_1_38=4, var_1_39=-64, var_1_7=-25, var_1_9=-1] [L156] RET assume_abort_if_not((var_1_24 >= -922337.2036854765600e+13F && var_1_24 <= -1.0e-20F) || (var_1_24 <= 9223372.036854765600e+12F && var_1_24 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=-128, last_1_var_1_18=0, last_1_var_1_25=0, last_1_var_1_33=0, last_1_var_1_39=-64, var_1_10=-128, var_1_11=0, var_1_12=-32, var_1_13=25, var_1_14=1, var_1_15=16, var_1_18=0, var_1_19=0, var_1_1=2, var_1_20=0, var_1_21=509/4, var_1_25=0, var_1_26=-2, var_1_27=0, var_1_28=-128, var_1_30=75/8, var_1_31=799999999/8, var_1_32=24/5, var_1_33=0, var_1_35=54252, var_1_37=5, var_1_38=4, var_1_39=-64, var_1_7=-25, var_1_9=-1] [L157] var_1_26 = __VERIFIER_nondet_char() [L158] CALL assume_abort_if_not(var_1_26 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-128, last_1_var_1_18=0, last_1_var_1_25=0, last_1_var_1_33=0, last_1_var_1_39=-64, var_1_10=-128, var_1_11=0, var_1_12=-32, var_1_13=25, var_1_14=1, var_1_15=16, var_1_18=0, var_1_19=0, var_1_1=2, var_1_20=0, var_1_21=509/4, var_1_25=0, var_1_26=-10, var_1_27=0, var_1_28=-128, var_1_30=75/8, var_1_31=799999999/8, var_1_32=24/5, var_1_33=0, var_1_35=54252, var_1_37=5, var_1_38=4, var_1_39=-64, var_1_7=-25, var_1_9=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-128, last_1_var_1_18=0, last_1_var_1_25=0, last_1_var_1_33=0, last_1_var_1_39=-64, var_1_10=-128, var_1_11=0, var_1_12=-32, var_1_13=25, var_1_14=1, var_1_15=16, var_1_18=0, var_1_19=0, var_1_1=2, var_1_20=0, var_1_21=509/4, var_1_25=0, var_1_26=-10, var_1_27=0, var_1_28=-128, var_1_30=75/8, var_1_31=799999999/8, var_1_32=24/5, var_1_33=0, var_1_35=54252, var_1_37=5, var_1_38=4, var_1_39=-64, var_1_7=-25, var_1_9=-1] [L158] RET assume_abort_if_not(var_1_26 >= -63) VAL [isInitial=1, last_1_var_1_10=-128, last_1_var_1_18=0, last_1_var_1_25=0, last_1_var_1_33=0, last_1_var_1_39=-64, var_1_10=-128, var_1_11=0, var_1_12=-32, var_1_13=25, var_1_14=1, var_1_15=16, var_1_18=0, var_1_19=0, var_1_1=2, var_1_20=0, var_1_21=509/4, var_1_25=0, var_1_26=-10, var_1_27=0, var_1_28=-128, var_1_30=75/8, var_1_31=799999999/8, var_1_32=24/5, var_1_33=0, var_1_35=54252, var_1_37=5, var_1_38=4, var_1_39=-64, var_1_7=-25, var_1_9=-1] [L159] CALL assume_abort_if_not(var_1_26 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-128, last_1_var_1_18=0, last_1_var_1_25=0, last_1_var_1_33=0, last_1_var_1_39=-64, var_1_10=-128, var_1_11=0, var_1_12=-32, var_1_13=25, var_1_14=1, var_1_15=16, var_1_18=0, var_1_19=0, var_1_1=2, var_1_20=0, var_1_21=509/4, var_1_25=0, var_1_26=-10, var_1_27=0, var_1_28=-128, var_1_30=75/8, var_1_31=799999999/8, var_1_32=24/5, var_1_33=0, var_1_35=54252, var_1_37=5, var_1_38=4, var_1_39=-64, var_1_7=-25, var_1_9=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-128, last_1_var_1_18=0, last_1_var_1_25=0, last_1_var_1_33=0, last_1_var_1_39=-64, var_1_10=-128, var_1_11=0, var_1_12=-32, var_1_13=25, var_1_14=1, var_1_15=16, var_1_18=0, var_1_19=0, var_1_1=2, var_1_20=0, var_1_21=509/4, var_1_25=0, var_1_26=-10, var_1_27=0, var_1_28=-128, var_1_30=75/8, var_1_31=799999999/8, var_1_32=24/5, var_1_33=0, var_1_35=54252, var_1_37=5, var_1_38=4, var_1_39=-64, var_1_7=-25, var_1_9=-1] [L159] RET assume_abort_if_not(var_1_26 <= 63) VAL [isInitial=1, last_1_var_1_10=-128, last_1_var_1_18=0, last_1_var_1_25=0, last_1_var_1_33=0, last_1_var_1_39=-64, var_1_10=-128, var_1_11=0, var_1_12=-32, var_1_13=25, var_1_14=1, var_1_15=16, var_1_18=0, var_1_19=0, var_1_1=2, var_1_20=0, var_1_21=509/4, var_1_25=0, var_1_26=-10, var_1_27=0, var_1_28=-128, var_1_30=75/8, var_1_31=799999999/8, var_1_32=24/5, var_1_33=0, var_1_35=54252, var_1_37=5, var_1_38=4, var_1_39=-64, var_1_7=-25, var_1_9=-1] [L160] var_1_27 = __VERIFIER_nondet_char() [L161] CALL assume_abort_if_not(var_1_27 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-128, last_1_var_1_18=0, last_1_var_1_25=0, last_1_var_1_33=0, last_1_var_1_39=-64, var_1_10=-128, var_1_11=0, var_1_12=-32, var_1_13=25, var_1_14=1, var_1_15=16, var_1_18=0, var_1_19=0, var_1_1=2, var_1_20=0, var_1_21=509/4, var_1_25=0, var_1_26=-10, var_1_27=10, var_1_28=-128, var_1_30=75/8, var_1_31=799999999/8, var_1_32=24/5, var_1_33=0, var_1_35=54252, var_1_37=5, var_1_38=4, var_1_39=-64, var_1_7=-25, var_1_9=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-128, last_1_var_1_18=0, last_1_var_1_25=0, last_1_var_1_33=0, last_1_var_1_39=-64, var_1_10=-128, var_1_11=0, var_1_12=-32, var_1_13=25, var_1_14=1, var_1_15=16, var_1_18=0, var_1_19=0, var_1_1=2, var_1_20=0, var_1_21=509/4, var_1_25=0, var_1_26=-10, var_1_27=10, var_1_28=-128, var_1_30=75/8, var_1_31=799999999/8, var_1_32=24/5, var_1_33=0, var_1_35=54252, var_1_37=5, var_1_38=4, var_1_39=-64, var_1_7=-25, var_1_9=-1] [L161] RET assume_abort_if_not(var_1_27 >= -63) VAL [isInitial=1, last_1_var_1_10=-128, last_1_var_1_18=0, last_1_var_1_25=0, last_1_var_1_33=0, last_1_var_1_39=-64, var_1_10=-128, var_1_11=0, var_1_12=-32, var_1_13=25, var_1_14=1, var_1_15=16, var_1_18=0, var_1_19=0, var_1_1=2, var_1_20=0, var_1_21=509/4, var_1_25=0, var_1_26=-10, var_1_27=10, var_1_28=-128, var_1_30=75/8, var_1_31=799999999/8, var_1_32=24/5, var_1_33=0, var_1_35=54252, var_1_37=5, var_1_38=4, var_1_39=-64, var_1_7=-25, var_1_9=-1] [L162] CALL assume_abort_if_not(var_1_27 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-128, last_1_var_1_18=0, last_1_var_1_25=0, last_1_var_1_33=0, last_1_var_1_39=-64, var_1_10=-128, var_1_11=0, var_1_12=-32, var_1_13=25, var_1_14=1, var_1_15=16, var_1_18=0, var_1_19=0, var_1_1=2, var_1_20=0, var_1_21=509/4, var_1_25=0, var_1_26=-10, var_1_27=10, var_1_28=-128, var_1_30=75/8, var_1_31=799999999/8, var_1_32=24/5, var_1_33=0, var_1_35=54252, var_1_37=5, var_1_38=4, var_1_39=-64, var_1_7=-25, var_1_9=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-128, last_1_var_1_18=0, last_1_var_1_25=0, last_1_var_1_33=0, last_1_var_1_39=-64, var_1_10=-128, var_1_11=0, var_1_12=-32, var_1_13=25, var_1_14=1, var_1_15=16, var_1_18=0, var_1_19=0, var_1_1=2, var_1_20=0, var_1_21=509/4, var_1_25=0, var_1_26=-10, var_1_27=10, var_1_28=-128, var_1_30=75/8, var_1_31=799999999/8, var_1_32=24/5, var_1_33=0, var_1_35=54252, var_1_37=5, var_1_38=4, var_1_39=-64, var_1_7=-25, var_1_9=-1] [L162] RET assume_abort_if_not(var_1_27 <= 63) VAL [isInitial=1, last_1_var_1_10=-128, last_1_var_1_18=0, last_1_var_1_25=0, last_1_var_1_33=0, last_1_var_1_39=-64, var_1_10=-128, var_1_11=0, var_1_12=-32, var_1_13=25, var_1_14=1, var_1_15=16, var_1_18=0, var_1_19=0, var_1_1=2, var_1_20=0, var_1_21=509/4, var_1_25=0, var_1_26=-10, var_1_27=10, var_1_28=-128, var_1_30=75/8, var_1_31=799999999/8, var_1_32=24/5, var_1_33=0, var_1_35=54252, var_1_37=5, var_1_38=4, var_1_39=-64, var_1_7=-25, var_1_9=-1] [L163] var_1_31 = __VERIFIER_nondet_double() [L164] CALL assume_abort_if_not((var_1_31 >= 0.0F && var_1_31 <= -1.0e-20F) || (var_1_31 <= 9223372.036854776000e+12F && var_1_31 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-128, last_1_var_1_18=0, last_1_var_1_25=0, last_1_var_1_33=0, last_1_var_1_39=-64, var_1_10=-128, var_1_11=0, var_1_12=-32, var_1_13=25, var_1_14=1, var_1_15=16, var_1_18=0, var_1_19=0, var_1_1=2, var_1_20=0, var_1_21=509/4, var_1_25=0, var_1_26=-10, var_1_27=10, var_1_28=-128, var_1_30=75/8, var_1_32=24/5, var_1_33=0, var_1_35=54252, var_1_37=5, var_1_38=4, var_1_39=-64, var_1_7=-25, var_1_9=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-128, last_1_var_1_18=0, last_1_var_1_25=0, last_1_var_1_33=0, last_1_var_1_39=-64, var_1_10=-128, var_1_11=0, var_1_12=-32, var_1_13=25, var_1_14=1, var_1_15=16, var_1_18=0, var_1_19=0, var_1_1=2, var_1_20=0, var_1_21=509/4, var_1_25=0, var_1_26=-10, var_1_27=10, var_1_28=-128, var_1_30=75/8, var_1_32=24/5, var_1_33=0, var_1_35=54252, var_1_37=5, var_1_38=4, var_1_39=-64, var_1_7=-25, var_1_9=-1] [L164] RET assume_abort_if_not((var_1_31 >= 0.0F && var_1_31 <= -1.0e-20F) || (var_1_31 <= 9223372.036854776000e+12F && var_1_31 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=-128, last_1_var_1_18=0, last_1_var_1_25=0, last_1_var_1_33=0, last_1_var_1_39=-64, var_1_10=-128, var_1_11=0, var_1_12=-32, var_1_13=25, var_1_14=1, var_1_15=16, var_1_18=0, var_1_19=0, var_1_1=2, var_1_20=0, var_1_21=509/4, var_1_25=0, var_1_26=-10, var_1_27=10, var_1_28=-128, var_1_30=75/8, var_1_32=24/5, var_1_33=0, var_1_35=54252, var_1_37=5, var_1_38=4, var_1_39=-64, var_1_7=-25, var_1_9=-1] [L165] var_1_32 = __VERIFIER_nondet_double() [L166] CALL assume_abort_if_not((var_1_32 >= 0.0F && var_1_32 <= -1.0e-20F) || (var_1_32 <= 9223372.036854776000e+12F && var_1_32 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-128, last_1_var_1_18=0, last_1_var_1_25=0, last_1_var_1_33=0, last_1_var_1_39=-64, var_1_10=-128, var_1_11=0, var_1_12=-32, var_1_13=25, var_1_14=1, var_1_15=16, var_1_18=0, var_1_19=0, var_1_1=2, var_1_20=0, var_1_21=509/4, var_1_25=0, var_1_26=-10, var_1_27=10, var_1_28=-128, var_1_30=75/8, var_1_33=0, var_1_35=54252, var_1_37=5, var_1_38=4, var_1_39=-64, var_1_7=-25, var_1_9=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-128, last_1_var_1_18=0, last_1_var_1_25=0, last_1_var_1_33=0, last_1_var_1_39=-64, var_1_10=-128, var_1_11=0, var_1_12=-32, var_1_13=25, var_1_14=1, var_1_15=16, var_1_18=0, var_1_19=0, var_1_1=2, var_1_20=0, var_1_21=509/4, var_1_25=0, var_1_26=-10, var_1_27=10, var_1_28=-128, var_1_30=75/8, var_1_33=0, var_1_35=54252, var_1_37=5, var_1_38=4, var_1_39=-64, var_1_7=-25, var_1_9=-1] [L166] RET assume_abort_if_not((var_1_32 >= 0.0F && var_1_32 <= -1.0e-20F) || (var_1_32 <= 9223372.036854776000e+12F && var_1_32 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=-128, last_1_var_1_18=0, last_1_var_1_25=0, last_1_var_1_33=0, last_1_var_1_39=-64, var_1_10=-128, var_1_11=0, var_1_12=-32, var_1_13=25, var_1_14=1, var_1_15=16, var_1_18=0, var_1_19=0, var_1_1=2, var_1_20=0, var_1_21=509/4, var_1_25=0, var_1_26=-10, var_1_27=10, var_1_28=-128, var_1_30=75/8, var_1_33=0, var_1_35=54252, var_1_37=5, var_1_38=4, var_1_39=-64, var_1_7=-25, var_1_9=-1] [L167] var_1_35 = __VERIFIER_nondet_ushort() [L168] CALL assume_abort_if_not(var_1_35 >= 49150) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-128, last_1_var_1_18=0, last_1_var_1_25=0, last_1_var_1_33=0, last_1_var_1_39=-64, var_1_10=-128, var_1_11=0, var_1_12=-32, var_1_13=25, var_1_14=1, var_1_15=16, var_1_18=0, var_1_19=0, var_1_1=2, var_1_20=0, var_1_21=509/4, var_1_25=0, var_1_26=-10, var_1_27=10, var_1_28=-128, var_1_30=75/8, var_1_33=0, var_1_35=49150, var_1_37=5, var_1_38=4, var_1_39=-64, var_1_7=-25, var_1_9=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-128, last_1_var_1_18=0, last_1_var_1_25=0, last_1_var_1_33=0, last_1_var_1_39=-64, var_1_10=-128, var_1_11=0, var_1_12=-32, var_1_13=25, var_1_14=1, var_1_15=16, var_1_18=0, var_1_19=0, var_1_1=2, var_1_20=0, var_1_21=509/4, var_1_25=0, var_1_26=-10, var_1_27=10, var_1_28=-128, var_1_30=75/8, var_1_33=0, var_1_35=49150, var_1_37=5, var_1_38=4, var_1_39=-64, var_1_7=-25, var_1_9=-1] [L168] RET assume_abort_if_not(var_1_35 >= 49150) VAL [isInitial=1, last_1_var_1_10=-128, last_1_var_1_18=0, last_1_var_1_25=0, last_1_var_1_33=0, last_1_var_1_39=-64, var_1_10=-128, var_1_11=0, var_1_12=-32, var_1_13=25, var_1_14=1, var_1_15=16, var_1_18=0, var_1_19=0, var_1_1=2, var_1_20=0, var_1_21=509/4, var_1_25=0, var_1_26=-10, var_1_27=10, var_1_28=-128, var_1_30=75/8, var_1_33=0, var_1_35=49150, var_1_37=5, var_1_38=4, var_1_39=-64, var_1_7=-25, var_1_9=-1] [L169] CALL assume_abort_if_not(var_1_35 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-128, last_1_var_1_18=0, last_1_var_1_25=0, last_1_var_1_33=0, last_1_var_1_39=-64, var_1_10=-128, var_1_11=0, var_1_12=-32, var_1_13=25, var_1_14=1, var_1_15=16, var_1_18=0, var_1_19=0, var_1_1=2, var_1_20=0, var_1_21=509/4, var_1_25=0, var_1_26=-10, var_1_27=10, var_1_28=-128, var_1_30=75/8, var_1_33=0, var_1_35=49150, var_1_37=5, var_1_38=4, var_1_39=-64, var_1_7=-25, var_1_9=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-128, last_1_var_1_18=0, last_1_var_1_25=0, last_1_var_1_33=0, last_1_var_1_39=-64, var_1_10=-128, var_1_11=0, var_1_12=-32, var_1_13=25, var_1_14=1, var_1_15=16, var_1_18=0, var_1_19=0, var_1_1=2, var_1_20=0, var_1_21=509/4, var_1_25=0, var_1_26=-10, var_1_27=10, var_1_28=-128, var_1_30=75/8, var_1_33=0, var_1_35=49150, var_1_37=5, var_1_38=4, var_1_39=-64, var_1_7=-25, var_1_9=-1] [L169] RET assume_abort_if_not(var_1_35 <= 65534) VAL [isInitial=1, last_1_var_1_10=-128, last_1_var_1_18=0, last_1_var_1_25=0, last_1_var_1_33=0, last_1_var_1_39=-64, var_1_10=-128, var_1_11=0, var_1_12=-32, var_1_13=25, var_1_14=1, var_1_15=16, var_1_18=0, var_1_19=0, var_1_1=2, var_1_20=0, var_1_21=509/4, var_1_25=0, var_1_26=-10, var_1_27=10, var_1_28=-128, var_1_30=75/8, var_1_33=0, var_1_35=49150, var_1_37=5, var_1_38=4, var_1_39=-64, var_1_7=-25, var_1_9=-1] [L187] RET updateVariables() [L188] CALL step() [L57] unsigned char stepLocal_3 = last_1_var_1_18; VAL [isInitial=1, last_1_var_1_10=-128, last_1_var_1_18=0, last_1_var_1_25=0, last_1_var_1_33=0, last_1_var_1_39=-64, stepLocal_3=0, var_1_10=-128, var_1_11=0, var_1_12=-32, var_1_13=25, var_1_14=1, var_1_15=16, var_1_18=0, var_1_19=0, var_1_1=2, var_1_20=0, var_1_21=509/4, var_1_25=0, var_1_26=-10, var_1_27=10, var_1_28=-128, var_1_30=75/8, var_1_33=0, var_1_35=49150, var_1_37=5, var_1_38=4, var_1_39=-64, var_1_7=-25, var_1_9=-1] [L58] COND FALSE !(stepLocal_3 || var_1_20) VAL [isInitial=1, last_1_var_1_10=-128, last_1_var_1_18=0, last_1_var_1_25=0, last_1_var_1_33=0, last_1_var_1_39=-64, var_1_10=-128, var_1_11=0, var_1_12=-32, var_1_13=25, var_1_14=1, var_1_15=16, var_1_18=0, var_1_19=0, var_1_1=2, var_1_20=0, var_1_21=509/4, var_1_25=0, var_1_26=-10, var_1_27=10, var_1_28=-128, var_1_30=75/8, var_1_33=0, var_1_35=49150, var_1_37=5, var_1_38=4, var_1_39=-64, var_1_7=-25, var_1_9=-1] [L61] COND FALSE !(\read(var_1_20)) VAL [isInitial=1, last_1_var_1_10=-128, last_1_var_1_18=0, last_1_var_1_25=0, last_1_var_1_33=0, last_1_var_1_39=-64, var_1_10=-128, var_1_11=0, var_1_12=-32, var_1_13=25, var_1_14=1, var_1_15=16, var_1_18=0, var_1_19=0, var_1_1=2, var_1_20=0, var_1_21=509/4, var_1_25=0, var_1_26=-10, var_1_27=10, var_1_28=-128, var_1_30=75/8, var_1_33=0, var_1_35=49150, var_1_37=5, var_1_38=4, var_1_39=-64, var_1_7=-25, var_1_9=-1] [L65] var_1_18 = (! (var_1_19 || var_1_20)) VAL [isInitial=1, last_1_var_1_10=-128, last_1_var_1_18=0, last_1_var_1_25=0, last_1_var_1_33=0, last_1_var_1_39=-64, var_1_10=-128, var_1_11=0, var_1_12=-32, var_1_13=25, var_1_14=1, var_1_15=16, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=0, var_1_21=509/4, var_1_25=0, var_1_26=-10, var_1_27=10, var_1_28=-128, var_1_30=75/8, var_1_33=0, var_1_35=49150, var_1_37=5, var_1_38=4, var_1_39=-64, var_1_7=-25, var_1_9=-1] [L66] COND TRUE (- var_1_24) < var_1_23 [L67] var_1_25 = (((((-10) < (var_1_26)) ? (-10) : (var_1_26))) + var_1_27) VAL [isInitial=1, last_1_var_1_10=-128, last_1_var_1_18=0, last_1_var_1_25=0, last_1_var_1_33=0, last_1_var_1_39=-64, var_1_10=-128, var_1_11=0, var_1_12=-32, var_1_13=25, var_1_14=1, var_1_15=16, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=0, var_1_21=509/4, var_1_25=0, var_1_26=-10, var_1_27=10, var_1_28=-128, var_1_30=75/8, var_1_33=0, var_1_35=49150, var_1_37=5, var_1_38=4, var_1_39=-64, var_1_7=-25, var_1_9=-1] [L69] var_1_37 = var_1_11 [L70] var_1_38 = var_1_11 [L71] var_1_39 = var_1_11 VAL [isInitial=1, last_1_var_1_10=-128, last_1_var_1_18=0, last_1_var_1_25=0, last_1_var_1_33=0, last_1_var_1_39=-64, var_1_10=-128, var_1_11=0, var_1_12=-32, var_1_13=25, var_1_14=1, var_1_15=16, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=0, var_1_21=509/4, var_1_25=0, var_1_26=-10, var_1_27=10, var_1_28=-128, var_1_30=75/8, var_1_33=0, var_1_35=49150, var_1_37=0, var_1_38=0, var_1_39=0, var_1_7=-25, var_1_9=-1] [L72] COND TRUE \read(var_1_18) [L73] var_1_7 = var_1_9 VAL [isInitial=1, last_1_var_1_10=-128, last_1_var_1_18=0, last_1_var_1_25=0, last_1_var_1_33=0, last_1_var_1_39=-64, var_1_10=-128, var_1_11=0, var_1_12=-32, var_1_13=25, var_1_14=1, var_1_15=16, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=0, var_1_21=509/4, var_1_25=0, var_1_26=-10, var_1_27=10, var_1_28=-128, var_1_30=75/8, var_1_33=0, var_1_35=49150, var_1_37=0, var_1_38=0, var_1_39=0, var_1_7=-1, var_1_9=-1] [L75] signed char stepLocal_1 = var_1_9; VAL [isInitial=1, last_1_var_1_10=-128, last_1_var_1_18=0, last_1_var_1_25=0, last_1_var_1_33=0, last_1_var_1_39=-64, stepLocal_1=-1, var_1_10=-128, var_1_11=0, var_1_12=-32, var_1_13=25, var_1_14=1, var_1_15=16, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=0, var_1_21=509/4, var_1_25=0, var_1_26=-10, var_1_27=10, var_1_28=-128, var_1_30=75/8, var_1_33=0, var_1_35=49150, var_1_37=0, var_1_38=0, var_1_39=0, var_1_7=-1, var_1_9=-1] [L76] COND FALSE !((last_1_var_1_10 + var_1_7) > stepLocal_1) VAL [isInitial=1, last_1_var_1_10=-128, last_1_var_1_18=0, last_1_var_1_25=0, last_1_var_1_33=0, last_1_var_1_39=-64, var_1_10=-128, var_1_11=0, var_1_12=-32, var_1_13=25, var_1_14=1, var_1_15=16, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=0, var_1_21=509/4, var_1_25=0, var_1_26=-10, var_1_27=10, var_1_28=-128, var_1_30=75/8, var_1_33=0, var_1_35=49150, var_1_37=0, var_1_38=0, var_1_39=0, var_1_7=-1, var_1_9=-1] [L79] COND TRUE (var_1_7 / var_1_13) == var_1_25 [L80] var_1_12 = var_1_9 VAL [isInitial=1, last_1_var_1_10=-128, last_1_var_1_18=0, last_1_var_1_25=0, last_1_var_1_33=0, last_1_var_1_39=-64, var_1_10=-128, var_1_11=0, var_1_12=-1, var_1_13=25, var_1_14=1, var_1_15=16, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=0, var_1_21=509/4, var_1_25=0, var_1_26=-10, var_1_27=10, var_1_28=-128, var_1_30=75/8, var_1_33=0, var_1_35=49150, var_1_37=0, var_1_38=0, var_1_39=0, var_1_7=-1, var_1_9=-1] [L88] COND TRUE (var_1_11 - var_1_37) != -256 [L89] var_1_21 = ((((((((var_1_23) < 0 ) ? -(var_1_23) : (var_1_23)))) < (var_1_24)) ? (((((var_1_23) < 0 ) ? -(var_1_23) : (var_1_23)))) : (var_1_24))) VAL [isInitial=1, last_1_var_1_10=-128, last_1_var_1_18=0, last_1_var_1_25=0, last_1_var_1_33=0, last_1_var_1_39=-64, var_1_10=-128, var_1_11=0, var_1_12=-1, var_1_13=25, var_1_14=1, var_1_15=16, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=0, var_1_21=2, var_1_23=3, var_1_24=0, var_1_25=0, var_1_26=-10, var_1_27=10, var_1_28=-128, var_1_30=75/8, var_1_33=0, var_1_35=49150, var_1_37=0, var_1_38=0, var_1_39=0, var_1_7=-1, var_1_9=-1] [L93] signed long int stepLocal_4 = var_1_28; VAL [isInitial=1, last_1_var_1_10=-128, last_1_var_1_18=0, last_1_var_1_25=0, last_1_var_1_33=0, last_1_var_1_39=-64, stepLocal_4=-128, var_1_10=-128, var_1_11=0, var_1_12=-1, var_1_13=25, var_1_14=1, var_1_15=16, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=0, var_1_21=2, var_1_23=3, var_1_24=0, var_1_25=0, var_1_26=-10, var_1_27=10, var_1_28=-128, var_1_30=75/8, var_1_33=0, var_1_35=49150, var_1_37=0, var_1_38=0, var_1_39=0, var_1_7=-1, var_1_9=-1] [L94] COND TRUE ((var_1_31 - var_1_32) + var_1_24) != var_1_23 [L95] var_1_30 = ((((var_1_23) < (var_1_24)) ? (var_1_23) : (var_1_24))) VAL [isInitial=1, last_1_var_1_10=-128, last_1_var_1_18=0, last_1_var_1_25=0, last_1_var_1_33=0, last_1_var_1_39=-64, stepLocal_4=-128, var_1_10=-128, var_1_11=0, var_1_12=-1, var_1_13=25, var_1_14=1, var_1_15=16, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=0, var_1_21=2, var_1_23=3, var_1_24=0, var_1_25=0, var_1_26=-10, var_1_27=10, var_1_28=-128, var_1_30=3, var_1_33=0, var_1_35=49150, var_1_37=0, var_1_38=0, var_1_39=0, var_1_7=-1, var_1_9=-1] [L101] COND TRUE var_1_28 < var_1_37 [L102] var_1_33 = (((26262 - var_1_11) + 18571) - var_1_38) VAL [isInitial=1, last_1_var_1_10=-128, last_1_var_1_18=0, last_1_var_1_25=0, last_1_var_1_33=0, last_1_var_1_39=-64, stepLocal_4=-128, var_1_10=-128, var_1_11=0, var_1_12=-1, var_1_13=25, var_1_14=1, var_1_15=16, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=0, var_1_21=2, var_1_23=3, var_1_24=0, var_1_25=0, var_1_26=-10, var_1_27=10, var_1_28=-128, var_1_30=3, var_1_33=44833, var_1_35=49150, var_1_37=0, var_1_38=0, var_1_39=0, var_1_7=-1, var_1_9=-1] [L122] signed long int stepLocal_0 = var_1_28; VAL [isInitial=1, last_1_var_1_10=-128, last_1_var_1_18=0, last_1_var_1_25=0, last_1_var_1_33=0, last_1_var_1_39=-64, stepLocal_0=-128, stepLocal_4=-128, var_1_10=-128, var_1_11=0, var_1_12=-1, var_1_13=25, var_1_14=1, var_1_15=16, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=0, var_1_21=2, var_1_23=3, var_1_24=0, var_1_25=0, var_1_26=-10, var_1_27=10, var_1_28=-128, var_1_30=3, var_1_33=44833, var_1_35=49150, var_1_37=0, var_1_38=0, var_1_39=0, var_1_7=-1, var_1_9=-1] [L123] COND TRUE stepLocal_0 >= (var_1_37 * (10u * var_1_33)) [L124] var_1_1 = (var_1_10 + var_1_10) VAL [isInitial=1, last_1_var_1_10=-128, last_1_var_1_18=0, last_1_var_1_25=0, last_1_var_1_33=0, last_1_var_1_39=-64, stepLocal_4=-128, var_1_10=-128, var_1_11=0, var_1_12=-1, var_1_13=25, var_1_14=1, var_1_15=16, var_1_18=1, var_1_19=0, var_1_1=-256, var_1_20=0, var_1_21=2, var_1_23=3, var_1_24=0, var_1_25=0, var_1_26=-10, var_1_27=10, var_1_28=-128, var_1_30=3, var_1_33=44833, var_1_35=49150, var_1_37=0, var_1_38=0, var_1_39=0, var_1_7=-1, var_1_9=-1] [L128] unsigned long int stepLocal_2 = 1u; VAL [isInitial=1, last_1_var_1_10=-128, last_1_var_1_18=0, last_1_var_1_25=0, last_1_var_1_33=0, last_1_var_1_39=-64, stepLocal_2=1, stepLocal_4=-128, var_1_10=-128, var_1_11=0, var_1_12=-1, var_1_13=25, var_1_14=1, var_1_15=16, var_1_18=1, var_1_19=0, var_1_1=-256, var_1_20=0, var_1_21=2, var_1_23=3, var_1_24=0, var_1_25=0, var_1_26=-10, var_1_27=10, var_1_28=-128, var_1_30=3, var_1_33=44833, var_1_35=49150, var_1_37=0, var_1_38=0, var_1_39=0, var_1_7=-1, var_1_9=-1] [L129] COND FALSE !((((((var_1_13) < (25u)) ? (var_1_13) : (25u))) + var_1_33) == stepLocal_2) VAL [isInitial=1, last_1_var_1_10=-128, last_1_var_1_18=0, last_1_var_1_25=0, last_1_var_1_33=0, last_1_var_1_39=-64, stepLocal_4=-128, var_1_10=-128, var_1_11=0, var_1_12=-1, var_1_13=25, var_1_14=1, var_1_15=16, var_1_18=1, var_1_19=0, var_1_1=-256, var_1_20=0, var_1_21=2, var_1_23=3, var_1_24=0, var_1_25=0, var_1_26=-10, var_1_27=10, var_1_28=-128, var_1_30=3, var_1_33=44833, var_1_35=49150, var_1_37=0, var_1_38=0, var_1_39=0, var_1_7=-1, var_1_9=-1] [L132] COND TRUE var_1_1 <= var_1_33 [L133] var_1_15 = ((((var_1_11) > (var_1_37)) ? (var_1_11) : (var_1_37))) VAL [isInitial=1, last_1_var_1_10=-128, last_1_var_1_18=0, last_1_var_1_25=0, last_1_var_1_33=0, last_1_var_1_39=-64, stepLocal_4=-128, var_1_10=-128, var_1_11=0, var_1_12=-1, var_1_13=25, var_1_14=1, var_1_15=0, var_1_18=1, var_1_19=0, var_1_1=-256, var_1_20=0, var_1_21=2, var_1_23=3, var_1_24=0, var_1_25=0, var_1_26=-10, var_1_27=10, var_1_28=-128, var_1_30=3, var_1_33=44833, var_1_35=49150, var_1_37=0, var_1_38=0, var_1_39=0, var_1_7=-1, var_1_9=-1] [L188] RET step() [L189] CALL, EXPR property() [L179] EXPR ((((((((((((var_1_28 >= (var_1_37 * (10u * var_1_33))) ? (var_1_1 == ((signed short int) (var_1_10 + var_1_10))) : (var_1_1 == ((signed short int) var_1_10))) && (var_1_18 ? (var_1_7 == ((signed char) var_1_9)) : 1)) && (((last_1_var_1_10 + var_1_7) > var_1_9) ? (var_1_10 == ((signed char) (1 - var_1_11))) : 1)) && (((var_1_7 / var_1_13) == var_1_25) ? (var_1_12 == ((signed char) var_1_9)) : ((var_1_13 >= var_1_11) ? (var_1_12 == ((signed char) var_1_11)) : (var_1_12 == ((signed char) var_1_9))))) && (((((((var_1_13) < (25u)) ? (var_1_13) : (25u))) + var_1_33) == 1u) ? (var_1_14 == ((unsigned char) (! 0))) : 1)) && ((var_1_1 <= var_1_33) ? (var_1_15 == ((unsigned long int) ((((var_1_11) > (var_1_37)) ? (var_1_11) : (var_1_37))))) : 1)) && (var_1_18 == ((unsigned char) (! (var_1_19 || var_1_20))))) && (((var_1_11 - var_1_37) != -256) ? (var_1_21 == ((float) ((((((((var_1_23) < 0 ) ? -(var_1_23) : (var_1_23)))) < (var_1_24)) ? (((((var_1_23) < 0 ) ? -(var_1_23) : (var_1_23)))) : (var_1_24))))) : (var_1_21 == ((float) var_1_23)))) && (((- var_1_24) < var_1_23) ? (var_1_25 == ((signed char) (((((-10) < (var_1_26)) ? (-10) : (var_1_26))) + var_1_27))) : 1)) && ((last_1_var_1_18 || var_1_20) ? (var_1_28 == ((signed long int) (((((((((var_1_27) < 0 ) ? -(var_1_27) : (var_1_27))) - (var_1_11 + last_1_var_1_33))) > (last_1_var_1_25)) ? ((((((var_1_27) < 0 ) ? -(var_1_27) : (var_1_27))) - (var_1_11 + last_1_var_1_33))) : (last_1_var_1_25))))) : (var_1_20 ? (var_1_28 == ((signed long int) ((((last_1_var_1_33) > ((last_1_var_1_39 + last_1_var_1_25))) ? (last_1_var_1_33) : ((last_1_var_1_39 + last_1_var_1_25)))))) : 1))) && ((((var_1_31 - var_1_32) + var_1_24) != var_1_23) ? (var_1_30 == ((float) ((((var_1_23) < (var_1_24)) ? (var_1_23) : (var_1_24))))) : ((var_1_28 <= var_1_10) ? (var_1_30 == ((float) var_1_23)) : 1))) && ((var_1_28 < var_1_37) ? (var_1_33 == ((unsigned short int) (((26262 - var_1_11) + 18571) - var_1_38))) : ((! var_1_18) ? ((var_1_10 != (var_1_38 & (var_1_11 - 32))) ? (var_1_33 == ((unsigned short int) ((((((var_1_35 - var_1_11) - var_1_38)) < (var_1_38)) ? (((var_1_35 - var_1_11) - var_1_38)) : (var_1_38))))) : (var_1_33 == ((unsigned short int) (var_1_35 - var_1_38)))) : ((128u > var_1_38) ? (((var_1_38 * var_1_38) == (var_1_38 & var_1_28)) ? (var_1_33 == ((unsigned short int) var_1_11)) : (var_1_33 == ((unsigned short int) ((((((((var_1_11) > (var_1_35)) ? (var_1_11) : (var_1_35)))) < (var_1_38)) ? (((((var_1_11) > (var_1_35)) ? (var_1_11) : (var_1_35)))) : (var_1_38)))))) : (var_1_33 == ((unsigned short int) var_1_38))))) VAL [isInitial=1, last_1_var_1_10=-128, last_1_var_1_18=0, last_1_var_1_25=0, last_1_var_1_33=0, last_1_var_1_39=-64, var_1_10=-128, var_1_11=0, var_1_12=-1, var_1_13=25, var_1_14=1, var_1_15=0, var_1_18=1, var_1_19=0, var_1_1=-256, var_1_20=0, var_1_21=2, var_1_23=3, var_1_24=0, var_1_25=0, var_1_26=-10, var_1_27=10, var_1_28=-128, var_1_30=3, var_1_33=44833, var_1_35=49150, var_1_37=0, var_1_38=0, var_1_39=0, var_1_7=-1, var_1_9=-1] [L179-L180] return (((((((((((((((var_1_28 >= (var_1_37 * (10u * var_1_33))) ? (var_1_1 == ((signed short int) (var_1_10 + var_1_10))) : (var_1_1 == ((signed short int) var_1_10))) && (var_1_18 ? (var_1_7 == ((signed char) var_1_9)) : 1)) && (((last_1_var_1_10 + var_1_7) > var_1_9) ? (var_1_10 == ((signed char) (1 - var_1_11))) : 1)) && (((var_1_7 / var_1_13) == var_1_25) ? (var_1_12 == ((signed char) var_1_9)) : ((var_1_13 >= var_1_11) ? (var_1_12 == ((signed char) var_1_11)) : (var_1_12 == ((signed char) var_1_9))))) && (((((((var_1_13) < (25u)) ? (var_1_13) : (25u))) + var_1_33) == 1u) ? (var_1_14 == ((unsigned char) (! 0))) : 1)) && ((var_1_1 <= var_1_33) ? (var_1_15 == ((unsigned long int) ((((var_1_11) > (var_1_37)) ? (var_1_11) : (var_1_37))))) : 1)) && (var_1_18 == ((unsigned char) (! (var_1_19 || var_1_20))))) && (((var_1_11 - var_1_37) != -256) ? (var_1_21 == ((float) ((((((((var_1_23) < 0 ) ? -(var_1_23) : (var_1_23)))) < (var_1_24)) ? (((((var_1_23) < 0 ) ? -(var_1_23) : (var_1_23)))) : (var_1_24))))) : (var_1_21 == ((float) var_1_23)))) && (((- var_1_24) < var_1_23) ? (var_1_25 == ((signed char) (((((-10) < (var_1_26)) ? (-10) : (var_1_26))) + var_1_27))) : 1)) && ((last_1_var_1_18 || var_1_20) ? (var_1_28 == ((signed long int) (((((((((var_1_27) < 0 ) ? -(var_1_27) : (var_1_27))) - (var_1_11 + last_1_var_1_33))) > (last_1_var_1_25)) ? ((((((var_1_27) < 0 ) ? -(var_1_27) : (var_1_27))) - (var_1_11 + last_1_var_1_33))) : (last_1_var_1_25))))) : (var_1_20 ? (var_1_28 == ((signed long int) ((((last_1_var_1_33) > ((last_1_var_1_39 + last_1_var_1_25))) ? (last_1_var_1_33) : ((last_1_var_1_39 + last_1_var_1_25)))))) : 1))) && ((((var_1_31 - var_1_32) + var_1_24) != var_1_23) ? (var_1_30 == ((float) ((((var_1_23) < (var_1_24)) ? (var_1_23) : (var_1_24))))) : ((var_1_28 <= var_1_10) ? (var_1_30 == ((float) var_1_23)) : 1))) && ((var_1_28 < var_1_37) ? (var_1_33 == ((unsigned short int) (((26262 - var_1_11) + 18571) - var_1_38))) : ((! var_1_18) ? ((var_1_10 != (var_1_38 & (var_1_11 - 32))) ? (var_1_33 == ((unsigned short int) ((((((var_1_35 - var_1_11) - var_1_38)) < (var_1_38)) ? (((var_1_35 - var_1_11) - var_1_38)) : (var_1_38))))) : (var_1_33 == ((unsigned short int) (var_1_35 - var_1_38)))) : ((128u > var_1_38) ? (((var_1_38 * var_1_38) == (var_1_38 & var_1_28)) ? (var_1_33 == ((unsigned short int) var_1_11)) : (var_1_33 == ((unsigned short int) ((((((((var_1_11) > (var_1_35)) ? (var_1_11) : (var_1_35)))) < (var_1_38)) ? (((((var_1_11) > (var_1_35)) ? (var_1_11) : (var_1_35)))) : (var_1_38)))))) : (var_1_33 == ((unsigned short int) var_1_38)))))) && (var_1_37 == ((unsigned short int) var_1_11))) && (var_1_38 == ((unsigned char) var_1_11))) && (var_1_39 == ((signed char) var_1_11)) ; [L189] RET, EXPR property() [L189] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_10=-128, last_1_var_1_18=0, last_1_var_1_25=0, last_1_var_1_33=0, last_1_var_1_39=-64, var_1_10=-128, var_1_11=0, var_1_12=-1, var_1_13=25, var_1_14=1, var_1_15=0, var_1_18=1, var_1_19=0, var_1_1=-256, var_1_20=0, var_1_21=2, var_1_23=3, var_1_24=0, var_1_25=0, var_1_26=-10, var_1_27=10, var_1_28=-128, var_1_30=3, var_1_33=44833, var_1_35=49150, var_1_37=0, var_1_38=0, var_1_39=0, var_1_7=-1, var_1_9=-1] [L19] reach_error() VAL [isInitial=1, last_1_var_1_10=-128, last_1_var_1_18=0, last_1_var_1_25=0, last_1_var_1_33=0, last_1_var_1_39=-64, var_1_10=-128, var_1_11=0, var_1_12=-1, var_1_13=25, var_1_14=1, var_1_15=0, var_1_18=1, var_1_19=0, var_1_1=-256, var_1_20=0, var_1_21=2, var_1_23=3, var_1_24=0, var_1_25=0, var_1_26=-10, var_1_27=10, var_1_28=-128, var_1_30=3, var_1_33=44833, var_1_35=49150, var_1_37=0, var_1_38=0, var_1_39=0, var_1_7=-1, var_1_9=-1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 98 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 9.7s, OverallIterations: 6, TraceHistogramMax: 21, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 2.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1522 SdHoareTripleChecker+Valid, 1.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1522 mSDsluCounter, 2158 SdHoareTripleChecker+Invalid, 1.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1502 mSDsCounter, 371 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1233 IncrementalHoareTripleChecker+Invalid, 1604 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 371 mSolverCounterUnsat, 656 mSDtfsCounter, 1233 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 505 GetRequests, 443 SyntacticMatches, 2 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 409 ImplicationChecksByTransitivity, 1.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=205occurred in iteration=4, InterpolantAutomatonStates: 46, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 208 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 5.1s InterpolantComputationTime, 1307 NumberOfCodeBlocks, 1307 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 1152 ConstructedInterpolants, 0 QuantifiedInterpolants, 3927 SizeOfPredicates, 3 NumberOfNonLiveVariables, 741 ConjunctsInSsa, 14 ConjunctsInUnsatCore, 8 InterpolantComputations, 4 PerfectInterpolantSequences, 6521/6720 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-02 12:03:00,191 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc00f472-59ab-437a-96fd-a4a942c2fa32/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc00f472-59ab-437a-96fd-a4a942c2fa32/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc00f472-59ab-437a-96fd-a4a942c2fa32/bin/uautomizer-verify-84ZbGMXZE1/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc00f472-59ab-437a-96fd-a4a942c2fa32/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc00f472-59ab-437a-96fd-a4a942c2fa32/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-16.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc00f472-59ab-437a-96fd-a4a942c2fa32/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc00f472-59ab-437a-96fd-a4a942c2fa32/bin/uautomizer-verify-84ZbGMXZE1 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 82fbcd39199a525399eb28d721839336007b212e1ad38780097336285e9776e8 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 12:03:02,154 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 12:03:02,225 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc00f472-59ab-437a-96fd-a4a942c2fa32/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-12-02 12:03:02,232 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 12:03:02,232 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 12:03:02,254 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 12:03:02,255 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 12:03:02,255 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 12:03:02,255 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 12:03:02,255 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 12:03:02,255 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 12:03:02,256 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 12:03:02,256 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 12:03:02,256 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 12:03:02,256 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 12:03:02,256 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 12:03:02,256 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 12:03:02,256 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-02 12:03:02,256 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-02 12:03:02,256 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 12:03:02,257 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 12:03:02,257 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 12:03:02,257 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 12:03:02,257 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-02 12:03:02,257 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-02 12:03:02,257 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-02 12:03:02,257 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-02 12:03:02,257 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 12:03:02,257 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 12:03:02,257 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 12:03:02,257 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 12:03:02,257 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 12:03:02,258 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 12:03:02,258 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 12:03:02,258 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 12:03:02,258 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 12:03:02,258 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 12:03:02,258 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 12:03:02,258 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 12:03:02,258 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 12:03:02,259 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 12:03:02,259 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 12:03:02,259 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 12:03:02,259 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 12:03:02,259 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-12-02 12:03:02,259 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-02 12:03:02,259 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 12:03:02,259 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 12:03:02,259 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 12:03:02,259 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 12:03:02,259 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_fc00f472-59ab-437a-96fd-a4a942c2fa32/bin/uautomizer-verify-84ZbGMXZE1 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 82fbcd39199a525399eb28d721839336007b212e1ad38780097336285e9776e8 [2024-12-02 12:03:02,486 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 12:03:02,492 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 12:03:02,494 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 12:03:02,495 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 12:03:02,496 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 12:03:02,497 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc00f472-59ab-437a-96fd-a4a942c2fa32/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-16.i [2024-12-02 12:03:05,183 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc00f472-59ab-437a-96fd-a4a942c2fa32/bin/uautomizer-verify-84ZbGMXZE1/data/2e69abb52/61f3bf4cdaf2406b8915f3e34f7c01ae/FLAG371b4b950 [2024-12-02 12:03:05,400 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 12:03:05,400 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc00f472-59ab-437a-96fd-a4a942c2fa32/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-16.i [2024-12-02 12:03:05,410 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc00f472-59ab-437a-96fd-a4a942c2fa32/bin/uautomizer-verify-84ZbGMXZE1/data/2e69abb52/61f3bf4cdaf2406b8915f3e34f7c01ae/FLAG371b4b950 [2024-12-02 12:03:05,744 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc00f472-59ab-437a-96fd-a4a942c2fa32/bin/uautomizer-verify-84ZbGMXZE1/data/2e69abb52/61f3bf4cdaf2406b8915f3e34f7c01ae [2024-12-02 12:03:05,745 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 12:03:05,746 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 12:03:05,747 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 12:03:05,747 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 12:03:05,750 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 12:03:05,751 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:03:05" (1/1) ... [2024-12-02 12:03:05,751 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62f8c430 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:03:05, skipping insertion in model container [2024-12-02 12:03:05,751 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:03:05" (1/1) ... [2024-12-02 12:03:05,769 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 12:03:05,896 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_fc00f472-59ab-437a-96fd-a4a942c2fa32/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-16.i[916,929] [2024-12-02 12:03:05,956 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 12:03:05,966 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 12:03:05,974 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_fc00f472-59ab-437a-96fd-a4a942c2fa32/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-16.i[916,929] [2024-12-02 12:03:06,007 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 12:03:06,024 INFO L204 MainTranslator]: Completed translation [2024-12-02 12:03:06,025 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:03:06 WrapperNode [2024-12-02 12:03:06,025 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 12:03:06,026 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 12:03:06,026 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 12:03:06,026 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 12:03:06,032 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:03:06" (1/1) ... [2024-12-02 12:03:06,042 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:03:06" (1/1) ... [2024-12-02 12:03:06,066 INFO L138 Inliner]: procedures = 27, calls = 34, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 176 [2024-12-02 12:03:06,067 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 12:03:06,067 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 12:03:06,067 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 12:03:06,067 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 12:03:06,076 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:03:06" (1/1) ... [2024-12-02 12:03:06,076 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:03:06" (1/1) ... [2024-12-02 12:03:06,079 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:03:06" (1/1) ... [2024-12-02 12:03:06,090 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-12-02 12:03:06,090 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:03:06" (1/1) ... [2024-12-02 12:03:06,090 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:03:06" (1/1) ... [2024-12-02 12:03:06,101 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:03:06" (1/1) ... [2024-12-02 12:03:06,102 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:03:06" (1/1) ... [2024-12-02 12:03:06,105 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:03:06" (1/1) ... [2024-12-02 12:03:06,108 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:03:06" (1/1) ... [2024-12-02 12:03:06,109 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:03:06" (1/1) ... [2024-12-02 12:03:06,113 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 12:03:06,114 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 12:03:06,114 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 12:03:06,114 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 12:03:06,115 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:03:06" (1/1) ... [2024-12-02 12:03:06,120 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 12:03:06,132 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc00f472-59ab-437a-96fd-a4a942c2fa32/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 12:03:06,144 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc00f472-59ab-437a-96fd-a4a942c2fa32/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 12:03:06,146 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc00f472-59ab-437a-96fd-a4a942c2fa32/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 12:03:06,169 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 12:03:06,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-12-02 12:03:06,169 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-02 12:03:06,169 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-02 12:03:06,169 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 12:03:06,169 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 12:03:06,241 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 12:03:06,242 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 12:03:14,843 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-12-02 12:03:14,843 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 12:03:14,853 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 12:03:14,853 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-02 12:03:14,853 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:03:14 BoogieIcfgContainer [2024-12-02 12:03:14,854 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 12:03:14,856 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 12:03:14,856 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 12:03:14,860 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 12:03:14,860 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 12:03:05" (1/3) ... [2024-12-02 12:03:14,861 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b56019f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 12:03:14, skipping insertion in model container [2024-12-02 12:03:14,861 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:03:06" (2/3) ... [2024-12-02 12:03:14,861 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b56019f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 12:03:14, skipping insertion in model container [2024-12-02 12:03:14,861 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:03:14" (3/3) ... [2024-12-02 12:03:14,862 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-16.i [2024-12-02 12:03:14,875 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 12:03:14,877 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_100-while_file-16.i that has 2 procedures, 76 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-12-02 12:03:14,919 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 12:03:14,930 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;@7669a1ac, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 12:03:14,930 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-12-02 12:03:14,933 INFO L276 IsEmpty]: Start isEmpty. Operand has 76 states, 52 states have (on average 1.4423076923076923) internal successors, (75), 53 states have internal predecessors, (75), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-12-02 12:03:14,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2024-12-02 12:03:14,944 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 12:03:14,944 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 12:03:14,945 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 12:03:14,948 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 12:03:14,948 INFO L85 PathProgramCache]: Analyzing trace with hash -871836568, now seen corresponding path program 1 times [2024-12-02 12:03:14,955 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 12:03:14,955 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1716679306] [2024-12-02 12:03:14,955 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:03:14,956 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 12:03:14,956 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc00f472-59ab-437a-96fd-a4a942c2fa32/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 12:03:14,957 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc00f472-59ab-437a-96fd-a4a942c2fa32/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 12:03:14,958 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc00f472-59ab-437a-96fd-a4a942c2fa32/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-12-02 12:03:15,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:03:15,293 INFO L256 TraceCheckSpWp]: Trace formula consists of 248 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-02 12:03:15,301 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 12:03:15,334 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 404 proven. 0 refuted. 0 times theorem prover too weak. 436 trivial. 0 not checked. [2024-12-02 12:03:15,334 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 12:03:15,334 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 12:03:15,335 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1716679306] [2024-12-02 12:03:15,335 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1716679306] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 12:03:15,335 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 12:03:15,335 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-12-02 12:03:15,337 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [393916899] [2024-12-02 12:03:15,337 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 12:03:15,341 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-12-02 12:03:15,341 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 12:03:15,355 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-12-02 12:03:15,355 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 12:03:15,356 INFO L87 Difference]: Start difference. First operand has 76 states, 52 states have (on average 1.4423076923076923) internal successors, (75), 53 states have internal predecessors, (75), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) 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, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-12-02 12:03:15,379 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 12:03:15,379 INFO L93 Difference]: Finished difference Result 145 states and 249 transitions. [2024-12-02 12:03:15,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-02 12:03:15,381 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, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 143 [2024-12-02 12:03:15,381 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 12:03:15,386 INFO L225 Difference]: With dead ends: 145 [2024-12-02 12:03:15,386 INFO L226 Difference]: Without dead ends: 72 [2024-12-02 12:03:15,389 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 142 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 12:03:15,392 INFO L435 NwaCegarLoop]: 110 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, 110 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 12:03:15,392 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 110 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 12:03:15,402 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2024-12-02 12:03:15,419 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 72. [2024-12-02 12:03:15,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 72 states, 49 states have (on average 1.3877551020408163) internal successors, (68), 49 states have internal predecessors, (68), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-12-02 12:03:15,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 110 transitions. [2024-12-02 12:03:15,426 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 110 transitions. Word has length 143 [2024-12-02 12:03:15,426 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 12:03:15,426 INFO L471 AbstractCegarLoop]: Abstraction has 72 states and 110 transitions. [2024-12-02 12:03:15,426 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, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-12-02 12:03:15,427 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 110 transitions. [2024-12-02 12:03:15,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2024-12-02 12:03:15,429 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 12:03:15,430 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 12:03:15,437 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc00f472-59ab-437a-96fd-a4a942c2fa32/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-12-02 12:03:15,630 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc00f472-59ab-437a-96fd-a4a942c2fa32/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 12:03:15,631 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 12:03:15,631 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 12:03:15,631 INFO L85 PathProgramCache]: Analyzing trace with hash 482563998, now seen corresponding path program 1 times [2024-12-02 12:03:15,632 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 12:03:15,632 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [176971059] [2024-12-02 12:03:15,632 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:03:15,632 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 12:03:15,632 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc00f472-59ab-437a-96fd-a4a942c2fa32/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 12:03:15,634 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc00f472-59ab-437a-96fd-a4a942c2fa32/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 12:03:15,635 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc00f472-59ab-437a-96fd-a4a942c2fa32/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-12-02 12:03:15,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:03:15,974 INFO L256 TraceCheckSpWp]: Trace formula consists of 248 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-02 12:03:15,979 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 12:03:17,298 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 440 proven. 30 refuted. 0 times theorem prover too weak. 370 trivial. 0 not checked. [2024-12-02 12:03:17,298 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 12:03:18,146 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 30 proven. 30 refuted. 0 times theorem prover too weak. 780 trivial. 0 not checked. [2024-12-02 12:03:18,147 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 12:03:18,147 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [176971059] [2024-12-02 12:03:18,147 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [176971059] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-02 12:03:18,147 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-02 12:03:18,147 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8] total 10 [2024-12-02 12:03:18,147 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [807993796] [2024-12-02 12:03:18,147 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-12-02 12:03:18,149 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-12-02 12:03:18,149 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 12:03:18,150 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-12-02 12:03:18,150 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2024-12-02 12:03:18,150 INFO L87 Difference]: Start difference. First operand 72 states and 110 transitions. Second operand has 10 states, 10 states have (on average 5.3) internal successors, (53), 10 states have internal predecessors, (53), 2 states have call successors, (42), 3 states have call predecessors, (42), 5 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) [2024-12-02 12:03:20,700 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.60s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 12:03:24,712 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.26s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 12:03:24,889 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 12:03:24,890 INFO L93 Difference]: Finished difference Result 292 states and 445 transitions. [2024-12-02 12:03:24,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-12-02 12:03:24,890 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 5.3) internal successors, (53), 10 states have internal predecessors, (53), 2 states have call successors, (42), 3 states have call predecessors, (42), 5 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) Word has length 143 [2024-12-02 12:03:24,891 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 12:03:24,892 INFO L225 Difference]: With dead ends: 292 [2024-12-02 12:03:24,892 INFO L226 Difference]: Without dead ends: 223 [2024-12-02 12:03:24,893 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 296 GetRequests, 277 SyntacticMatches, 1 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=126, Invalid=254, Unknown=0, NotChecked=0, Total=380 [2024-12-02 12:03:24,893 INFO L435 NwaCegarLoop]: 109 mSDtfsCounter, 371 mSDsluCounter, 405 mSDsCounter, 0 mSdLazyCounter, 344 mSolverCounterSat, 153 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 390 SdHoareTripleChecker+Valid, 514 SdHoareTripleChecker+Invalid, 497 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 153 IncrementalHoareTripleChecker+Valid, 344 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.3s IncrementalHoareTripleChecker+Time [2024-12-02 12:03:24,894 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [390 Valid, 514 Invalid, 497 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [153 Valid, 344 Invalid, 0 Unknown, 0 Unchecked, 6.3s Time] [2024-12-02 12:03:24,894 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 223 states. [2024-12-02 12:03:24,917 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 223 to 184. [2024-12-02 12:03:24,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 184 states, 129 states have (on average 1.4031007751937985) internal successors, (181), 130 states have internal predecessors, (181), 51 states have call successors, (51), 3 states have call predecessors, (51), 3 states have return successors, (51), 50 states have call predecessors, (51), 51 states have call successors, (51) [2024-12-02 12:03:24,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 184 states and 283 transitions. [2024-12-02 12:03:24,921 INFO L78 Accepts]: Start accepts. Automaton has 184 states and 283 transitions. Word has length 143 [2024-12-02 12:03:24,921 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 12:03:24,922 INFO L471 AbstractCegarLoop]: Abstraction has 184 states and 283 transitions. [2024-12-02 12:03:24,922 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 5.3) internal successors, (53), 10 states have internal predecessors, (53), 2 states have call successors, (42), 3 states have call predecessors, (42), 5 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) [2024-12-02 12:03:24,922 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 283 transitions. [2024-12-02 12:03:24,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2024-12-02 12:03:24,924 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 12:03:24,925 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 12:03:24,934 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc00f472-59ab-437a-96fd-a4a942c2fa32/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-12-02 12:03:25,125 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc00f472-59ab-437a-96fd-a4a942c2fa32/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 12:03:25,125 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 12:03:25,126 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 12:03:25,126 INFO L85 PathProgramCache]: Analyzing trace with hash 577043965, now seen corresponding path program 1 times [2024-12-02 12:03:25,126 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 12:03:25,126 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [403465261] [2024-12-02 12:03:25,126 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:03:25,126 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 12:03:25,127 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc00f472-59ab-437a-96fd-a4a942c2fa32/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 12:03:25,128 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc00f472-59ab-437a-96fd-a4a942c2fa32/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 12:03:25,129 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc00f472-59ab-437a-96fd-a4a942c2fa32/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-12-02 12:03:25,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:03:25,415 INFO L256 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-02 12:03:25,419 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 12:03:26,080 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 168 proven. 54 refuted. 0 times theorem prover too weak. 618 trivial. 0 not checked. [2024-12-02 12:03:26,080 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 12:03:26,409 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-12-02 12:03:26,409 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 12:03:26,410 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [403465261] [2024-12-02 12:03:26,410 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [403465261] provided 1 perfect and 1 imperfect interpolant sequences [2024-12-02 12:03:26,410 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 12:03:26,410 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2024-12-02 12:03:26,410 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1217540579] [2024-12-02 12:03:26,410 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 12:03:26,410 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 12:03:26,411 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 12:03:26,411 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 12:03:26,412 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-12-02 12:03:26,412 INFO L87 Difference]: Start difference. First operand 184 states and 283 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, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-12-02 12:03:29,331 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.81s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 12:03:29,371 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 12:03:29,371 INFO L93 Difference]: Finished difference Result 377 states and 572 transitions. [2024-12-02 12:03:29,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 12:03:29,372 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, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 144 [2024-12-02 12:03:29,373 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 12:03:29,375 INFO L225 Difference]: With dead ends: 377 [2024-12-02 12:03:29,375 INFO L226 Difference]: Without dead ends: 196 [2024-12-02 12:03:29,377 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 286 GetRequests, 281 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-12-02 12:03:29,377 INFO L435 NwaCegarLoop]: 95 mSDtfsCounter, 46 mSDsluCounter, 56 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 46 SdHoareTripleChecker+Valid, 151 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2024-12-02 12:03:29,378 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [46 Valid, 151 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2024-12-02 12:03:29,378 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 196 states. [2024-12-02 12:03:29,400 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 196 to 196. [2024-12-02 12:03:29,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 196 states, 138 states have (on average 1.3478260869565217) internal successors, (186), 139 states have internal predecessors, (186), 51 states have call successors, (51), 6 states have call predecessors, (51), 6 states have return successors, (51), 50 states have call predecessors, (51), 51 states have call successors, (51) [2024-12-02 12:03:29,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 196 states and 288 transitions. [2024-12-02 12:03:29,403 INFO L78 Accepts]: Start accepts. Automaton has 196 states and 288 transitions. Word has length 144 [2024-12-02 12:03:29,403 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 12:03:29,403 INFO L471 AbstractCegarLoop]: Abstraction has 196 states and 288 transitions. [2024-12-02 12:03:29,403 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, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-12-02 12:03:29,403 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 288 transitions. [2024-12-02 12:03:29,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2024-12-02 12:03:29,406 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 12:03:29,406 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 12:03:29,415 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc00f472-59ab-437a-96fd-a4a942c2fa32/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2024-12-02 12:03:29,606 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc00f472-59ab-437a-96fd-a4a942c2fa32/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 12:03:29,606 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 12:03:29,607 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 12:03:29,607 INFO L85 PathProgramCache]: Analyzing trace with hash 1163849979, now seen corresponding path program 1 times [2024-12-02 12:03:29,607 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 12:03:29,607 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1143318944] [2024-12-02 12:03:29,608 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:03:29,608 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 12:03:29,608 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc00f472-59ab-437a-96fd-a4a942c2fa32/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 12:03:29,609 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc00f472-59ab-437a-96fd-a4a942c2fa32/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 12:03:29,610 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc00f472-59ab-437a-96fd-a4a942c2fa32/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2024-12-02 12:03:29,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:03:29,882 INFO L256 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-02 12:03:29,885 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 12:03:31,648 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 168 proven. 54 refuted. 0 times theorem prover too weak. 618 trivial. 0 not checked. [2024-12-02 12:03:31,648 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 12:03:37,801 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 12:03:37,802 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1143318944] [2024-12-02 12:03:37,802 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1143318944] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 12:03:37,802 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1190946913] [2024-12-02 12:03:37,802 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:03:37,802 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-02 12:03:37,802 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc00f472-59ab-437a-96fd-a4a942c2fa32/bin/uautomizer-verify-84ZbGMXZE1/cvc4 [2024-12-02 12:03:37,804 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc00f472-59ab-437a-96fd-a4a942c2fa32/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-02 12:03:37,805 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc00f472-59ab-437a-96fd-a4a942c2fa32/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-12-02 12:03:38,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:03:38,536 INFO L256 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-02 12:03:38,538 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 12:03:40,145 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 168 proven. 54 refuted. 0 times theorem prover too weak. 618 trivial. 0 not checked. [2024-12-02 12:03:40,145 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 12:03:40,600 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1190946913] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 12:03:40,600 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-02 12:03:40,600 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 7 [2024-12-02 12:03:40,600 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1068945205] [2024-12-02 12:03:40,600 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-12-02 12:03:40,600 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-12-02 12:03:40,600 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 12:03:40,601 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-12-02 12:03:40,601 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2024-12-02 12:03:40,601 INFO L87 Difference]: Start difference. First operand 196 states and 288 transitions. Second operand has 8 states, 8 states have (on average 6.0) internal successors, (48), 7 states have internal predecessors, (48), 2 states have call successors, (21), 2 states have call predecessors, (21), 3 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-12-02 12:03:44,095 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.24s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-02 12:03:46,974 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.26s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-02 12:03:47,102 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 12:03:47,102 INFO L93 Difference]: Finished difference Result 592 states and 859 transitions. [2024-12-02 12:03:47,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-12-02 12:03:47,103 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.0) internal successors, (48), 7 states have internal predecessors, (48), 2 states have call successors, (21), 2 states have call predecessors, (21), 3 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 144 [2024-12-02 12:03:47,104 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 12:03:47,106 INFO L225 Difference]: With dead ends: 592 [2024-12-02 12:03:47,106 INFO L226 Difference]: Without dead ends: 399 [2024-12-02 12:03:47,106 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 341 GetRequests, 325 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 6.3s TimeCoverageRelationStatistics Valid=89, Invalid=217, Unknown=0, NotChecked=0, Total=306 [2024-12-02 12:03:47,107 INFO L435 NwaCegarLoop]: 75 mSDtfsCounter, 85 mSDsluCounter, 414 mSDsCounter, 0 mSdLazyCounter, 257 mSolverCounterSat, 51 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 86 SdHoareTripleChecker+Valid, 489 SdHoareTripleChecker+Invalid, 308 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 51 IncrementalHoareTripleChecker+Valid, 257 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.0s IncrementalHoareTripleChecker+Time [2024-12-02 12:03:47,107 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [86 Valid, 489 Invalid, 308 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [51 Valid, 257 Invalid, 0 Unknown, 0 Unchecked, 6.0s Time] [2024-12-02 12:03:47,108 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 399 states. [2024-12-02 12:03:47,157 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 399 to 382. [2024-12-02 12:03:47,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 382 states, 264 states have (on average 1.2954545454545454) internal successors, (342), 266 states have internal predecessors, (342), 102 states have call successors, (102), 15 states have call predecessors, (102), 15 states have return successors, (102), 100 states have call predecessors, (102), 102 states have call successors, (102) [2024-12-02 12:03:47,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 382 states and 546 transitions. [2024-12-02 12:03:47,160 INFO L78 Accepts]: Start accepts. Automaton has 382 states and 546 transitions. Word has length 144 [2024-12-02 12:03:47,160 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 12:03:47,161 INFO L471 AbstractCegarLoop]: Abstraction has 382 states and 546 transitions. [2024-12-02 12:03:47,161 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.0) internal successors, (48), 7 states have internal predecessors, (48), 2 states have call successors, (21), 2 states have call predecessors, (21), 3 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-12-02 12:03:47,161 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 546 transitions. [2024-12-02 12:03:47,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2024-12-02 12:03:47,162 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 12:03:47,162 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 12:03:47,172 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc00f472-59ab-437a-96fd-a4a942c2fa32/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0 [2024-12-02 12:03:47,368 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc00f472-59ab-437a-96fd-a4a942c2fa32/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-12-02 12:03:47,563 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc00f472-59ab-437a-96fd-a4a942c2fa32/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc00f472-59ab-437a-96fd-a4a942c2fa32/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt [2024-12-02 12:03:47,563 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 12:03:47,563 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 12:03:47,563 INFO L85 PathProgramCache]: Analyzing trace with hash 1973196605, now seen corresponding path program 1 times [2024-12-02 12:03:47,564 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 12:03:47,564 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2146103448] [2024-12-02 12:03:47,564 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:03:47,564 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 12:03:47,564 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc00f472-59ab-437a-96fd-a4a942c2fa32/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 12:03:47,566 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc00f472-59ab-437a-96fd-a4a942c2fa32/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 12:03:47,566 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc00f472-59ab-437a-96fd-a4a942c2fa32/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2024-12-02 12:03:47,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:03:47,836 INFO L256 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-02 12:03:47,844 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 12:03:48,010 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-12-02 12:03:48,010 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 12:03:48,010 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 12:03:48,010 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2146103448] [2024-12-02 12:03:48,010 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2146103448] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 12:03:48,010 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 12:03:48,010 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 12:03:48,010 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1997999215] [2024-12-02 12:03:48,010 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 12:03:48,011 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 12:03:48,011 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 12:03:48,011 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 12:03:48,011 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-12-02 12:03:48,012 INFO L87 Difference]: Start difference. First operand 382 states and 546 transitions. Second operand has 5 states, 5 states have (on average 8.4) internal successors, (42), 5 states have internal predecessors, (42), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-12-02 12:03:49,921 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.73s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-02 12:03:54,131 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.58s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-02 12:03:54,187 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 12:03:54,187 INFO L93 Difference]: Finished difference Result 1029 states and 1478 transitions. [2024-12-02 12:03:54,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-02 12:03:54,188 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 5 states have internal predecessors, (42), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 144 [2024-12-02 12:03:54,188 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 12:03:54,192 INFO L225 Difference]: With dead ends: 1029 [2024-12-02 12:03:54,192 INFO L226 Difference]: Without dead ends: 650 [2024-12-02 12:03:54,193 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 146 GetRequests, 141 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-12-02 12:03:54,193 INFO L435 NwaCegarLoop]: 168 mSDtfsCounter, 161 mSDsluCounter, 260 mSDsCounter, 0 mSdLazyCounter, 106 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 161 SdHoareTripleChecker+Valid, 428 SdHoareTripleChecker+Invalid, 115 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 106 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.1s IncrementalHoareTripleChecker+Time [2024-12-02 12:03:54,194 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [161 Valid, 428 Invalid, 115 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 106 Invalid, 0 Unknown, 0 Unchecked, 6.1s Time] [2024-12-02 12:03:54,195 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 650 states. [2024-12-02 12:03:54,247 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 650 to 447. [2024-12-02 12:03:54,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 447 states, 304 states have (on average 1.2467105263157894) internal successors, (379), 307 states have internal predecessors, (379), 123 states have call successors, (123), 19 states have call predecessors, (123), 19 states have return successors, (123), 120 states have call predecessors, (123), 123 states have call successors, (123) [2024-12-02 12:03:54,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 447 states and 625 transitions. [2024-12-02 12:03:54,250 INFO L78 Accepts]: Start accepts. Automaton has 447 states and 625 transitions. Word has length 144 [2024-12-02 12:03:54,250 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 12:03:54,250 INFO L471 AbstractCegarLoop]: Abstraction has 447 states and 625 transitions. [2024-12-02 12:03:54,250 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 5 states have internal predecessors, (42), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-12-02 12:03:54,250 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 625 transitions. [2024-12-02 12:03:54,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2024-12-02 12:03:54,251 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 12:03:54,251 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 12:03:54,260 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc00f472-59ab-437a-96fd-a4a942c2fa32/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Ended with exit code 0 [2024-12-02 12:03:54,452 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc00f472-59ab-437a-96fd-a4a942c2fa32/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 12:03:54,452 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 12:03:54,452 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 12:03:54,452 INFO L85 PathProgramCache]: Analyzing trace with hash 2030454907, now seen corresponding path program 1 times [2024-12-02 12:03:54,453 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 12:03:54,453 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1308903703] [2024-12-02 12:03:54,453 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:03:54,453 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 12:03:54,453 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc00f472-59ab-437a-96fd-a4a942c2fa32/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 12:03:54,454 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc00f472-59ab-437a-96fd-a4a942c2fa32/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 12:03:54,455 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc00f472-59ab-437a-96fd-a4a942c2fa32/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2024-12-02 12:03:54,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:03:54,723 INFO L256 TraceCheckSpWp]: Trace formula consists of 248 conjuncts, 40 conjuncts are in the unsatisfiable core [2024-12-02 12:03:54,727 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 12:05:14,199 WARN L286 SmtUtils]: Spent 5.18s on a formula simplification that was a NOOP. DAG size: 11 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 12:08:02,258 WARN L286 SmtUtils]: Spent 1.14m on a formula simplification. DAG size of input: 119 DAG size of output: 120 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-02 12:08:17,258 WARN L286 SmtUtils]: Spent 5.22s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 12:11:56,247 WARN L286 SmtUtils]: Spent 1.19m on a formula simplification. DAG size of input: 127 DAG size of output: 128 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-02 12:17:46,543 WARN L286 SmtUtils]: Spent 1.30m on a formula simplification. DAG size of input: 133 DAG size of output: 134 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)