./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-9.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_e70d90d6-5e70-4487-b3cd-9d2051b6626a/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70d90d6-5e70-4487-b3cd-9d2051b6626a/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_e70d90d6-5e70-4487-b3cd-9d2051b6626a/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70d90d6-5e70-4487-b3cd-9d2051b6626a/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-9.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70d90d6-5e70-4487-b3cd-9d2051b6626a/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_e70d90d6-5e70-4487-b3cd-9d2051b6626a/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 e27a7e8208feb4e2a429aaf18357ed884e258fb84f6f2f7be613f0f94968064e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 10:35:08,282 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 10:35:08,337 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70d90d6-5e70-4487-b3cd-9d2051b6626a/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-12-02 10:35:08,341 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 10:35:08,341 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 10:35:08,362 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 10:35:08,363 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 10:35:08,363 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 10:35:08,363 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 10:35:08,363 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 10:35:08,364 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 10:35:08,364 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 10:35:08,364 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 10:35:08,364 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 10:35:08,364 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 10:35:08,365 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 10:35:08,365 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 10:35:08,365 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-02 10:35:08,365 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-02 10:35:08,365 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-02 10:35:08,365 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 10:35:08,365 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 10:35:08,365 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 10:35:08,365 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 10:35:08,366 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-02 10:35:08,366 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 10:35:08,366 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 10:35:08,366 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 10:35:08,366 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 10:35:08,366 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 10:35:08,366 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 10:35:08,366 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 10:35:08,366 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 10:35:08,366 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 10:35:08,367 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 10:35:08,367 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 10:35:08,367 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 10:35:08,367 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 10:35:08,367 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 10:35:08,367 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 10:35:08,367 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 10:35:08,367 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 10:35:08,367 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-12-02 10:35:08,368 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-02 10:35:08,368 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 10:35:08,368 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 10:35:08,368 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 10:35:08,368 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 10:35:08,368 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_e70d90d6-5e70-4487-b3cd-9d2051b6626a/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 -> e27a7e8208feb4e2a429aaf18357ed884e258fb84f6f2f7be613f0f94968064e [2024-12-02 10:35:08,597 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 10:35:08,606 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 10:35:08,609 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 10:35:08,610 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 10:35:08,611 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 10:35:08,612 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70d90d6-5e70-4487-b3cd-9d2051b6626a/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-9.i [2024-12-02 10:35:11,262 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70d90d6-5e70-4487-b3cd-9d2051b6626a/bin/uautomizer-verify-84ZbGMXZE1/data/a5e3922ce/b2293169f10f4d5fa5f24fd3d26d95ba/FLAG5003b9662 [2024-12-02 10:35:11,484 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 10:35:11,485 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70d90d6-5e70-4487-b3cd-9d2051b6626a/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-9.i [2024-12-02 10:35:11,494 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70d90d6-5e70-4487-b3cd-9d2051b6626a/bin/uautomizer-verify-84ZbGMXZE1/data/a5e3922ce/b2293169f10f4d5fa5f24fd3d26d95ba/FLAG5003b9662 [2024-12-02 10:35:11,507 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70d90d6-5e70-4487-b3cd-9d2051b6626a/bin/uautomizer-verify-84ZbGMXZE1/data/a5e3922ce/b2293169f10f4d5fa5f24fd3d26d95ba [2024-12-02 10:35:11,509 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 10:35:11,510 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 10:35:11,511 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 10:35:11,512 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 10:35:11,515 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 10:35:11,515 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:35:11" (1/1) ... [2024-12-02 10:35:11,516 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a2a80b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:35:11, skipping insertion in model container [2024-12-02 10:35:11,516 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:35:11" (1/1) ... [2024-12-02 10:35:11,532 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 10:35:11,643 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_e70d90d6-5e70-4487-b3cd-9d2051b6626a/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-9.i[914,927] [2024-12-02 10:35:11,702 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 10:35:11,713 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 10:35:11,721 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_e70d90d6-5e70-4487-b3cd-9d2051b6626a/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-9.i[914,927] [2024-12-02 10:35:11,752 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 10:35:11,766 INFO L204 MainTranslator]: Completed translation [2024-12-02 10:35:11,766 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:35:11 WrapperNode [2024-12-02 10:35:11,766 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 10:35:11,767 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 10:35:11,768 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 10:35:11,768 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 10:35:11,773 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:35:11" (1/1) ... [2024-12-02 10:35:11,782 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:35:11" (1/1) ... [2024-12-02 10:35:11,810 INFO L138 Inliner]: procedures = 26, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 256 [2024-12-02 10:35:11,810 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 10:35:11,810 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 10:35:11,810 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 10:35:11,811 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 10:35:11,819 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:35:11" (1/1) ... [2024-12-02 10:35:11,819 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:35:11" (1/1) ... [2024-12-02 10:35:11,822 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:35:11" (1/1) ... [2024-12-02 10:35:11,838 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-12-02 10:35:11,838 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:35:11" (1/1) ... [2024-12-02 10:35:11,838 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:35:11" (1/1) ... [2024-12-02 10:35:11,847 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:35:11" (1/1) ... [2024-12-02 10:35:11,848 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:35:11" (1/1) ... [2024-12-02 10:35:11,852 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:35:11" (1/1) ... [2024-12-02 10:35:11,855 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:35:11" (1/1) ... [2024-12-02 10:35:11,856 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:35:11" (1/1) ... [2024-12-02 10:35:11,860 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 10:35:11,861 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 10:35:11,861 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 10:35:11,861 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 10:35:11,862 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:35:11" (1/1) ... [2024-12-02 10:35:11,870 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 10:35:11,880 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70d90d6-5e70-4487-b3cd-9d2051b6626a/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 10:35:11,890 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70d90d6-5e70-4487-b3cd-9d2051b6626a/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 10:35:11,892 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70d90d6-5e70-4487-b3cd-9d2051b6626a/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 10:35:11,910 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 10:35:11,910 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-02 10:35:11,910 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-02 10:35:11,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-12-02 10:35:11,910 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 10:35:11,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 10:35:11,982 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 10:35:11,984 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 10:35:12,342 INFO L? ?]: Removed 28 outVars from TransFormulas that were not future-live. [2024-12-02 10:35:12,343 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 10:35:12,352 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 10:35:12,353 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-02 10:35:12,353 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:35:12 BoogieIcfgContainer [2024-12-02 10:35:12,353 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 10:35:12,355 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 10:35:12,355 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 10:35:12,359 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 10:35:12,359 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 10:35:11" (1/3) ... [2024-12-02 10:35:12,360 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ad4a207 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 10:35:12, skipping insertion in model container [2024-12-02 10:35:12,360 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:35:11" (2/3) ... [2024-12-02 10:35:12,360 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ad4a207 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 10:35:12, skipping insertion in model container [2024-12-02 10:35:12,360 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:35:12" (3/3) ... [2024-12-02 10:35:12,361 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-25_file-9.i [2024-12-02 10:35:12,373 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 10:35:12,374 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodesize_ps-cn-25_file-9.i that has 2 procedures, 109 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-12-02 10:35:12,419 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 10:35:12,428 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;@6789dd2c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 10:35:12,428 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-12-02 10:35:12,431 INFO L276 IsEmpty]: Start isEmpty. Operand has 109 states, 78 states have (on average 1.435897435897436) internal successors, (112), 79 states have internal predecessors, (112), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2024-12-02 10:35:12,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2024-12-02 10:35:12,442 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:35:12,443 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:35:12,443 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:35:12,447 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:35:12,447 INFO L85 PathProgramCache]: Analyzing trace with hash 1782693715, now seen corresponding path program 1 times [2024-12-02 10:35:12,453 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:35:12,453 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1007770970] [2024-12-02 10:35:12,453 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:35:12,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:35:12,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:35:12,734 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 1458 trivial. 0 not checked. [2024-12-02 10:35:12,735 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 10:35:12,735 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1007770970] [2024-12-02 10:35:12,735 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1007770970] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 10:35:12,735 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1516349715] [2024-12-02 10:35:12,736 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:35:12,736 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 10:35:12,736 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70d90d6-5e70-4487-b3cd-9d2051b6626a/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 10:35:12,738 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70d90d6-5e70-4487-b3cd-9d2051b6626a/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 10:35:12,739 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70d90d6-5e70-4487-b3cd-9d2051b6626a/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-12-02 10:35:12,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:35:12,894 INFO L256 TraceCheckSpWp]: Trace formula consists of 434 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-02 10:35:12,901 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 10:35:12,928 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 1458 trivial. 0 not checked. [2024-12-02 10:35:12,928 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 10:35:12,928 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1516349715] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:35:12,928 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 10:35:12,929 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-12-02 10:35:12,931 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2024608638] [2024-12-02 10:35:12,932 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:35:12,936 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-12-02 10:35:12,936 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 10:35:12,951 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-12-02 10:35:12,952 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 10:35:12,954 INFO L87 Difference]: Start difference. First operand has 109 states, 78 states have (on average 1.435897435897436) internal successors, (112), 79 states have internal predecessors, (112), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) Second operand has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 2 states have call successors, (28) [2024-12-02 10:35:12,982 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:35:12,983 INFO L93 Difference]: Finished difference Result 211 states and 358 transitions. [2024-12-02 10:35:12,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-02 10:35:12,985 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 2 states have call successors, (28) Word has length 186 [2024-12-02 10:35:12,985 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:35:12,990 INFO L225 Difference]: With dead ends: 211 [2024-12-02 10:35:12,991 INFO L226 Difference]: Without dead ends: 105 [2024-12-02 10:35:12,994 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 187 GetRequests, 187 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 10:35:12,996 INFO L435 NwaCegarLoop]: 161 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, 161 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 10:35:12,996 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 161 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 10:35:13,006 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2024-12-02 10:35:13,028 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 105. [2024-12-02 10:35:13,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 105 states, 75 states have (on average 1.4) internal successors, (105), 75 states have internal predecessors, (105), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2024-12-02 10:35:13,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 161 transitions. [2024-12-02 10:35:13,034 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 161 transitions. Word has length 186 [2024-12-02 10:35:13,035 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:35:13,035 INFO L471 AbstractCegarLoop]: Abstraction has 105 states and 161 transitions. [2024-12-02 10:35:13,035 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 2 states have call successors, (28) [2024-12-02 10:35:13,035 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 161 transitions. [2024-12-02 10:35:13,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2024-12-02 10:35:13,037 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:35:13,037 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:35:13,045 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70d90d6-5e70-4487-b3cd-9d2051b6626a/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-12-02 10:35:13,238 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70d90d6-5e70-4487-b3cd-9d2051b6626a/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-12-02 10:35:13,238 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:35:13,239 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:35:13,239 INFO L85 PathProgramCache]: Analyzing trace with hash 551637579, now seen corresponding path program 1 times [2024-12-02 10:35:13,239 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:35:13,239 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [634126542] [2024-12-02 10:35:13,239 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:35:13,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:35:13,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:35:13,505 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2024-12-02 10:35:13,505 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 10:35:13,505 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [634126542] [2024-12-02 10:35:13,505 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [634126542] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:35:13,505 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 10:35:13,505 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 10:35:13,505 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [542660380] [2024-12-02 10:35:13,506 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:35:13,506 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 10:35:13,507 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 10:35:13,508 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 10:35:13,508 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 10:35:13,508 INFO L87 Difference]: Start difference. First operand 105 states and 161 transitions. Second operand has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-12-02 10:35:13,537 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:35:13,537 INFO L93 Difference]: Finished difference Result 208 states and 321 transitions. [2024-12-02 10:35:13,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 10:35:13,538 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 186 [2024-12-02 10:35:13,539 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:35:13,540 INFO L225 Difference]: With dead ends: 208 [2024-12-02 10:35:13,541 INFO L226 Difference]: Without dead ends: 106 [2024-12-02 10:35:13,541 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 10:35:13,542 INFO L435 NwaCegarLoop]: 160 mSDtfsCounter, 0 mSDsluCounter, 155 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 315 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 10:35:13,543 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 315 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 10:35:13,544 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106 states. [2024-12-02 10:35:13,555 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106 to 106. [2024-12-02 10:35:13,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 106 states, 76 states have (on average 1.394736842105263) internal successors, (106), 76 states have internal predecessors, (106), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2024-12-02 10:35:13,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 162 transitions. [2024-12-02 10:35:13,557 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 162 transitions. Word has length 186 [2024-12-02 10:35:13,558 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:35:13,558 INFO L471 AbstractCegarLoop]: Abstraction has 106 states and 162 transitions. [2024-12-02 10:35:13,558 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-12-02 10:35:13,558 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 162 transitions. [2024-12-02 10:35:13,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2024-12-02 10:35:13,561 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:35:13,561 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:35:13,562 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-12-02 10:35:13,562 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:35:13,562 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:35:13,563 INFO L85 PathProgramCache]: Analyzing trace with hash -16239608, now seen corresponding path program 1 times [2024-12-02 10:35:13,563 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:35:13,563 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1080771875] [2024-12-02 10:35:13,563 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:35:13,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:35:13,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:35:17,481 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 33 proven. 48 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2024-12-02 10:35:17,481 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 10:35:17,481 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1080771875] [2024-12-02 10:35:17,482 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1080771875] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 10:35:17,482 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1830013036] [2024-12-02 10:35:17,482 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:35:17,482 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 10:35:17,482 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70d90d6-5e70-4487-b3cd-9d2051b6626a/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 10:35:17,485 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70d90d6-5e70-4487-b3cd-9d2051b6626a/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 10:35:17,487 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70d90d6-5e70-4487-b3cd-9d2051b6626a/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-12-02 10:35:17,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:35:17,630 INFO L256 TraceCheckSpWp]: Trace formula consists of 434 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-02 10:35:17,636 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 10:35:18,276 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 395 proven. 81 refuted. 0 times theorem prover too weak. 1036 trivial. 0 not checked. [2024-12-02 10:35:18,277 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 10:35:18,647 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2024-12-02 10:35:18,647 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1830013036] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-02 10:35:18,647 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-02 10:35:18,647 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 6, 6] total 19 [2024-12-02 10:35:18,647 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1087411002] [2024-12-02 10:35:18,647 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-02 10:35:18,649 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2024-12-02 10:35:18,649 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 10:35:18,650 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2024-12-02 10:35:18,650 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=281, Unknown=0, NotChecked=0, Total=342 [2024-12-02 10:35:18,651 INFO L87 Difference]: Start difference. First operand 106 states and 162 transitions. Second operand has 19 states, 19 states have (on average 6.7368421052631575) internal successors, (128), 19 states have internal predecessors, (128), 7 states have call successors, (83), 3 states have call predecessors, (83), 5 states have return successors, (84), 6 states have call predecessors, (84), 7 states have call successors, (84) [2024-12-02 10:35:20,390 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:35:20,390 INFO L93 Difference]: Finished difference Result 291 states and 435 transitions. [2024-12-02 10:35:20,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-02 10:35:20,391 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 19 states have (on average 6.7368421052631575) internal successors, (128), 19 states have internal predecessors, (128), 7 states have call successors, (83), 3 states have call predecessors, (83), 5 states have return successors, (84), 6 states have call predecessors, (84), 7 states have call successors, (84) Word has length 187 [2024-12-02 10:35:20,392 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:35:20,394 INFO L225 Difference]: With dead ends: 291 [2024-12-02 10:35:20,394 INFO L226 Difference]: Without dead ends: 188 [2024-12-02 10:35:20,395 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 396 GetRequests, 371 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 105 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=152, Invalid=550, Unknown=0, NotChecked=0, Total=702 [2024-12-02 10:35:20,396 INFO L435 NwaCegarLoop]: 100 mSDtfsCounter, 1012 mSDsluCounter, 497 mSDsCounter, 0 mSdLazyCounter, 715 mSolverCounterSat, 33 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1017 SdHoareTripleChecker+Valid, 597 SdHoareTripleChecker+Invalid, 748 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 33 IncrementalHoareTripleChecker+Valid, 715 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-12-02 10:35:20,396 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1017 Valid, 597 Invalid, 748 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [33 Valid, 715 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-12-02 10:35:20,397 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 188 states. [2024-12-02 10:35:20,412 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 188 to 110. [2024-12-02 10:35:20,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 110 states, 79 states have (on average 1.3670886075949367) internal successors, (108), 79 states have internal predecessors, (108), 28 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2024-12-02 10:35:20,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 164 transitions. [2024-12-02 10:35:20,416 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 164 transitions. Word has length 187 [2024-12-02 10:35:20,416 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:35:20,416 INFO L471 AbstractCegarLoop]: Abstraction has 110 states and 164 transitions. [2024-12-02 10:35:20,417 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 6.7368421052631575) internal successors, (128), 19 states have internal predecessors, (128), 7 states have call successors, (83), 3 states have call predecessors, (83), 5 states have return successors, (84), 6 states have call predecessors, (84), 7 states have call successors, (84) [2024-12-02 10:35:20,417 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 164 transitions. [2024-12-02 10:35:20,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2024-12-02 10:35:20,419 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:35:20,420 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:35:20,428 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70d90d6-5e70-4487-b3cd-9d2051b6626a/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-12-02 10:35:20,620 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70d90d6-5e70-4487-b3cd-9d2051b6626a/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 10:35:20,620 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:35:20,621 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:35:20,621 INFO L85 PathProgramCache]: Analyzing trace with hash -1037307962, now seen corresponding path program 1 times [2024-12-02 10:35:20,621 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:35:20,621 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1086890803] [2024-12-02 10:35:20,621 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:35:20,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:35:20,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:35:22,516 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 33 proven. 48 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2024-12-02 10:35:22,516 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 10:35:22,516 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1086890803] [2024-12-02 10:35:22,516 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1086890803] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 10:35:22,516 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [466783481] [2024-12-02 10:35:22,516 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:35:22,516 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 10:35:22,517 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70d90d6-5e70-4487-b3cd-9d2051b6626a/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 10:35:22,519 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70d90d6-5e70-4487-b3cd-9d2051b6626a/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 10:35:22,520 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70d90d6-5e70-4487-b3cd-9d2051b6626a/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-12-02 10:35:22,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:35:22,638 INFO L256 TraceCheckSpWp]: Trace formula consists of 434 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-12-02 10:35:22,643 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 10:35:23,109 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 771 proven. 45 refuted. 0 times theorem prover too weak. 696 trivial. 0 not checked. [2024-12-02 10:35:23,109 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 10:35:32,161 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2024-12-02 10:35:32,162 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [466783481] provided 1 perfect and 1 imperfect interpolant sequences [2024-12-02 10:35:32,162 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-12-02 10:35:32,162 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [10, 11] total 22 [2024-12-02 10:35:32,162 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1269770249] [2024-12-02 10:35:32,162 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:35:32,163 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-12-02 10:35:32,163 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 10:35:32,163 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-12-02 10:35:32,164 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=364, Unknown=2, NotChecked=0, Total=462 [2024-12-02 10:35:32,164 INFO L87 Difference]: Start difference. First operand 110 states and 164 transitions. Second operand has 8 states, 8 states have (on average 6.25) internal successors, (50), 8 states have internal predecessors, (50), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-12-02 10:35:36,188 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:35:36,189 INFO L93 Difference]: Finished difference Result 391 states and 568 transitions. [2024-12-02 10:35:36,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-12-02 10:35:36,189 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.25) internal successors, (50), 8 states have internal predecessors, (50), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 187 [2024-12-02 10:35:36,190 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:35:36,192 INFO L225 Difference]: With dead ends: 391 [2024-12-02 10:35:36,192 INFO L226 Difference]: Without dead ends: 284 [2024-12-02 10:35:36,193 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 391 GetRequests, 367 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 115 ImplicationChecksByTransitivity, 11.8s TimeCoverageRelationStatistics Valid=138, Invalid=510, Unknown=2, NotChecked=0, Total=650 [2024-12-02 10:35:36,193 INFO L435 NwaCegarLoop]: 140 mSDtfsCounter, 371 mSDsluCounter, 571 mSDsCounter, 0 mSdLazyCounter, 238 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 371 SdHoareTripleChecker+Valid, 711 SdHoareTripleChecker+Invalid, 250 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 238 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-12-02 10:35:36,194 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [371 Valid, 711 Invalid, 250 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 238 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-12-02 10:35:36,195 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 284 states. [2024-12-02 10:35:36,213 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 284 to 208. [2024-12-02 10:35:36,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 208 states, 170 states have (on average 1.411764705882353) internal successors, (240), 171 states have internal predecessors, (240), 33 states have call successors, (33), 4 states have call predecessors, (33), 4 states have return successors, (33), 32 states have call predecessors, (33), 33 states have call successors, (33) [2024-12-02 10:35:36,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 208 states and 306 transitions. [2024-12-02 10:35:36,216 INFO L78 Accepts]: Start accepts. Automaton has 208 states and 306 transitions. Word has length 187 [2024-12-02 10:35:36,216 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:35:36,216 INFO L471 AbstractCegarLoop]: Abstraction has 208 states and 306 transitions. [2024-12-02 10:35:36,217 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.25) internal successors, (50), 8 states have internal predecessors, (50), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-12-02 10:35:36,217 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 306 transitions. [2024-12-02 10:35:36,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2024-12-02 10:35:36,219 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:35:36,219 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:35:36,230 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70d90d6-5e70-4487-b3cd-9d2051b6626a/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-12-02 10:35:36,420 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70d90d6-5e70-4487-b3cd-9d2051b6626a/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable3 [2024-12-02 10:35:36,420 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:35:36,420 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:35:36,420 INFO L85 PathProgramCache]: Analyzing trace with hash -1386359395, now seen corresponding path program 1 times [2024-12-02 10:35:36,421 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:35:36,421 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1386086593] [2024-12-02 10:35:36,421 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:35:36,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:35:36,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:35:37,896 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 33 proven. 48 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2024-12-02 10:35:37,896 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 10:35:37,896 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1386086593] [2024-12-02 10:35:37,896 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1386086593] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 10:35:37,896 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1157226603] [2024-12-02 10:35:37,896 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:35:37,896 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 10:35:37,897 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70d90d6-5e70-4487-b3cd-9d2051b6626a/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 10:35:37,898 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70d90d6-5e70-4487-b3cd-9d2051b6626a/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 10:35:37,899 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70d90d6-5e70-4487-b3cd-9d2051b6626a/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-12-02 10:35:38,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:35:38,016 INFO L256 TraceCheckSpWp]: Trace formula consists of 432 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-12-02 10:35:38,022 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 10:35:38,540 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 771 proven. 45 refuted. 0 times theorem prover too weak. 696 trivial. 0 not checked. [2024-12-02 10:35:38,540 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 10:35:47,501 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2024-12-02 10:35:47,502 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1157226603] provided 1 perfect and 1 imperfect interpolant sequences [2024-12-02 10:35:47,502 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-12-02 10:35:47,502 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [9, 11] total 21 [2024-12-02 10:35:47,502 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [728914397] [2024-12-02 10:35:47,502 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:35:47,502 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-12-02 10:35:47,502 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 10:35:47,503 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-12-02 10:35:47,503 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=89, Invalid=329, Unknown=2, NotChecked=0, Total=420 [2024-12-02 10:35:47,503 INFO L87 Difference]: Start difference. First operand 208 states and 306 transitions. Second operand has 8 states, 8 states have (on average 6.25) internal successors, (50), 8 states have internal predecessors, (50), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-12-02 10:35:53,149 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [1] [2024-12-02 10:35:58,040 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:35:58,040 INFO L93 Difference]: Finished difference Result 537 states and 768 transitions. [2024-12-02 10:35:58,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-12-02 10:35:58,041 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.25) internal successors, (50), 8 states have internal predecessors, (50), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 187 [2024-12-02 10:35:58,042 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:35:58,045 INFO L225 Difference]: With dead ends: 537 [2024-12-02 10:35:58,045 INFO L226 Difference]: Without dead ends: 332 [2024-12-02 10:35:58,046 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 390 GetRequests, 365 SyntacticMatches, 2 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 108 ImplicationChecksByTransitivity, 13.8s TimeCoverageRelationStatistics Valid=131, Invalid=466, Unknown=3, NotChecked=0, Total=600 [2024-12-02 10:35:58,047 INFO L435 NwaCegarLoop]: 177 mSDtfsCounter, 314 mSDsluCounter, 709 mSDsCounter, 0 mSdLazyCounter, 301 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 314 SdHoareTripleChecker+Valid, 886 SdHoareTripleChecker+Invalid, 309 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 301 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.7s IncrementalHoareTripleChecker+Time [2024-12-02 10:35:58,047 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [314 Valid, 886 Invalid, 309 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 301 Invalid, 1 Unknown, 0 Unchecked, 5.7s Time] [2024-12-02 10:35:58,048 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 332 states. [2024-12-02 10:35:58,068 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 332 to 210. [2024-12-02 10:35:58,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 210 states, 172 states have (on average 1.4127906976744187) internal successors, (243), 173 states have internal predecessors, (243), 33 states have call successors, (33), 4 states have call predecessors, (33), 4 states have return successors, (33), 32 states have call predecessors, (33), 33 states have call successors, (33) [2024-12-02 10:35:58,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 210 states and 309 transitions. [2024-12-02 10:35:58,070 INFO L78 Accepts]: Start accepts. Automaton has 210 states and 309 transitions. Word has length 187 [2024-12-02 10:35:58,070 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:35:58,070 INFO L471 AbstractCegarLoop]: Abstraction has 210 states and 309 transitions. [2024-12-02 10:35:58,071 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.25) internal successors, (50), 8 states have internal predecessors, (50), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-12-02 10:35:58,071 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 309 transitions. [2024-12-02 10:35:58,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2024-12-02 10:35:58,073 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:35:58,074 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:35:58,083 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70d90d6-5e70-4487-b3cd-9d2051b6626a/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-12-02 10:35:58,274 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70d90d6-5e70-4487-b3cd-9d2051b6626a/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 10:35:58,274 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:35:58,275 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:35:58,275 INFO L85 PathProgramCache]: Analyzing trace with hash 1568715592, now seen corresponding path program 1 times [2024-12-02 10:35:58,275 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:35:58,275 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [194730384] [2024-12-02 10:35:58,275 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:35:58,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:35:58,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:36:00,390 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 33 proven. 48 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2024-12-02 10:36:00,390 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 10:36:00,390 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [194730384] [2024-12-02 10:36:00,390 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [194730384] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 10:36:00,390 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2120457285] [2024-12-02 10:36:00,390 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:36:00,390 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 10:36:00,391 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70d90d6-5e70-4487-b3cd-9d2051b6626a/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 10:36:00,392 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70d90d6-5e70-4487-b3cd-9d2051b6626a/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 10:36:00,393 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70d90d6-5e70-4487-b3cd-9d2051b6626a/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-12-02 10:36:00,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:36:00,536 INFO L256 TraceCheckSpWp]: Trace formula consists of 434 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-12-02 10:36:00,539 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 10:36:01,781 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 591 proven. 171 refuted. 0 times theorem prover too weak. 750 trivial. 0 not checked. [2024-12-02 10:36:01,781 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 10:36:02,959 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 54 proven. 180 refuted. 0 times theorem prover too weak. 1278 trivial. 0 not checked. [2024-12-02 10:36:02,960 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2120457285] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-02 10:36:02,960 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-02 10:36:02,960 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 13, 14] total 34 [2024-12-02 10:36:02,960 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1887487064] [2024-12-02 10:36:02,960 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-02 10:36:02,961 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2024-12-02 10:36:02,961 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 10:36:02,962 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2024-12-02 10:36:02,962 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=202, Invalid=920, Unknown=0, NotChecked=0, Total=1122 [2024-12-02 10:36:02,962 INFO L87 Difference]: Start difference. First operand 210 states and 309 transitions. Second operand has 34 states, 33 states have (on average 4.515151515151516) internal successors, (149), 32 states have internal predecessors, (149), 9 states have call successors, (84), 5 states have call predecessors, (84), 10 states have return successors, (84), 9 states have call predecessors, (84), 9 states have call successors, (84) [2024-12-02 10:36:09,246 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:36:09,246 INFO L93 Difference]: Finished difference Result 677 states and 966 transitions. [2024-12-02 10:36:09,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-12-02 10:36:09,247 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 4.515151515151516) internal successors, (149), 32 states have internal predecessors, (149), 9 states have call successors, (84), 5 states have call predecessors, (84), 10 states have return successors, (84), 9 states have call predecessors, (84), 9 states have call successors, (84) Word has length 187 [2024-12-02 10:36:09,248 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:36:09,250 INFO L225 Difference]: With dead ends: 677 [2024-12-02 10:36:09,251 INFO L226 Difference]: Without dead ends: 470 [2024-12-02 10:36:09,253 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 424 GetRequests, 354 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1500 ImplicationChecksByTransitivity, 4.7s TimeCoverageRelationStatistics Valid=1009, Invalid=4103, Unknown=0, NotChecked=0, Total=5112 [2024-12-02 10:36:09,253 INFO L435 NwaCegarLoop]: 140 mSDtfsCounter, 1712 mSDsluCounter, 1307 mSDsCounter, 0 mSdLazyCounter, 1439 mSolverCounterSat, 376 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1713 SdHoareTripleChecker+Valid, 1447 SdHoareTripleChecker+Invalid, 1815 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 376 IncrementalHoareTripleChecker+Valid, 1439 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2024-12-02 10:36:09,253 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1713 Valid, 1447 Invalid, 1815 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [376 Valid, 1439 Invalid, 0 Unknown, 0 Unchecked, 3.3s Time] [2024-12-02 10:36:09,254 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 470 states. [2024-12-02 10:36:09,295 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 470 to 353. [2024-12-02 10:36:09,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 353 states, 275 states have (on average 1.3672727272727272) internal successors, (376), 277 states have internal predecessors, (376), 66 states have call successors, (66), 11 states have call predecessors, (66), 11 states have return successors, (66), 64 states have call predecessors, (66), 66 states have call successors, (66) [2024-12-02 10:36:09,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 353 states and 508 transitions. [2024-12-02 10:36:09,299 INFO L78 Accepts]: Start accepts. Automaton has 353 states and 508 transitions. Word has length 187 [2024-12-02 10:36:09,299 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:36:09,299 INFO L471 AbstractCegarLoop]: Abstraction has 353 states and 508 transitions. [2024-12-02 10:36:09,300 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 4.515151515151516) internal successors, (149), 32 states have internal predecessors, (149), 9 states have call successors, (84), 5 states have call predecessors, (84), 10 states have return successors, (84), 9 states have call predecessors, (84), 9 states have call successors, (84) [2024-12-02 10:36:09,300 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 508 transitions. [2024-12-02 10:36:09,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2024-12-02 10:36:09,301 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:36:09,301 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:36:09,308 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70d90d6-5e70-4487-b3cd-9d2051b6626a/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-12-02 10:36:09,502 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70d90d6-5e70-4487-b3cd-9d2051b6626a/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 10:36:09,502 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:36:09,502 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:36:09,502 INFO L85 PathProgramCache]: Analyzing trace with hash -614606136, now seen corresponding path program 1 times [2024-12-02 10:36:09,502 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:36:09,503 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1439200280] [2024-12-02 10:36:09,503 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:36:09,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:36:09,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:36:10,374 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 33 proven. 48 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2024-12-02 10:36:10,374 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 10:36:10,374 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1439200280] [2024-12-02 10:36:10,374 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1439200280] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 10:36:10,374 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [383400516] [2024-12-02 10:36:10,374 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:36:10,374 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 10:36:10,374 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70d90d6-5e70-4487-b3cd-9d2051b6626a/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 10:36:10,376 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70d90d6-5e70-4487-b3cd-9d2051b6626a/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 10:36:10,376 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70d90d6-5e70-4487-b3cd-9d2051b6626a/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-12-02 10:36:10,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:36:10,475 INFO L256 TraceCheckSpWp]: Trace formula consists of 432 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-12-02 10:36:10,477 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 10:36:11,091 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 771 proven. 45 refuted. 0 times theorem prover too weak. 696 trivial. 0 not checked. [2024-12-02 10:36:11,092 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 10:36:11,900 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2024-12-02 10:36:11,900 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [383400516] provided 1 perfect and 1 imperfect interpolant sequences [2024-12-02 10:36:11,900 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-12-02 10:36:11,900 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [10, 11] total 21 [2024-12-02 10:36:11,900 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [345206785] [2024-12-02 10:36:11,900 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:36:11,901 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-12-02 10:36:11,901 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 10:36:11,901 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-12-02 10:36:11,901 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=107, Invalid=313, Unknown=0, NotChecked=0, Total=420 [2024-12-02 10:36:11,902 INFO L87 Difference]: Start difference. First operand 353 states and 508 transitions. Second operand has 8 states, 8 states have (on average 6.25) internal successors, (50), 8 states have internal predecessors, (50), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-12-02 10:36:13,075 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:36:13,075 INFO L93 Difference]: Finished difference Result 823 states and 1173 transitions. [2024-12-02 10:36:13,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-12-02 10:36:13,076 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.25) internal successors, (50), 8 states have internal predecessors, (50), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 187 [2024-12-02 10:36:13,076 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:36:13,078 INFO L225 Difference]: With dead ends: 823 [2024-12-02 10:36:13,078 INFO L226 Difference]: Without dead ends: 473 [2024-12-02 10:36:13,079 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 390 GetRequests, 367 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 126 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=152, Invalid=448, Unknown=0, NotChecked=0, Total=600 [2024-12-02 10:36:13,079 INFO L435 NwaCegarLoop]: 208 mSDtfsCounter, 286 mSDsluCounter, 751 mSDsCounter, 0 mSdLazyCounter, 287 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 286 SdHoareTripleChecker+Valid, 959 SdHoareTripleChecker+Invalid, 296 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 287 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-12-02 10:36:13,080 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [286 Valid, 959 Invalid, 296 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 287 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-12-02 10:36:13,080 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 473 states. [2024-12-02 10:36:13,118 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 473 to 377. [2024-12-02 10:36:13,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 377 states, 299 states have (on average 1.374581939799331) internal successors, (411), 301 states have internal predecessors, (411), 66 states have call successors, (66), 11 states have call predecessors, (66), 11 states have return successors, (66), 64 states have call predecessors, (66), 66 states have call successors, (66) [2024-12-02 10:36:13,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 377 states and 543 transitions. [2024-12-02 10:36:13,122 INFO L78 Accepts]: Start accepts. Automaton has 377 states and 543 transitions. Word has length 187 [2024-12-02 10:36:13,122 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:36:13,122 INFO L471 AbstractCegarLoop]: Abstraction has 377 states and 543 transitions. [2024-12-02 10:36:13,122 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.25) internal successors, (50), 8 states have internal predecessors, (50), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-12-02 10:36:13,123 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 543 transitions. [2024-12-02 10:36:13,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2024-12-02 10:36:13,124 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:36:13,124 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:36:13,134 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70d90d6-5e70-4487-b3cd-9d2051b6626a/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-12-02 10:36:13,324 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70d90d6-5e70-4487-b3cd-9d2051b6626a/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 10:36:13,325 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:36:13,325 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:36:13,325 INFO L85 PathProgramCache]: Analyzing trace with hash -963657569, now seen corresponding path program 1 times [2024-12-02 10:36:13,325 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:36:13,325 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1911657438] [2024-12-02 10:36:13,325 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:36:13,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:36:13,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:36:14,101 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 33 proven. 48 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2024-12-02 10:36:14,101 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 10:36:14,101 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1911657438] [2024-12-02 10:36:14,101 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1911657438] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 10:36:14,101 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2078999204] [2024-12-02 10:36:14,101 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:36:14,101 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 10:36:14,101 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70d90d6-5e70-4487-b3cd-9d2051b6626a/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 10:36:14,103 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70d90d6-5e70-4487-b3cd-9d2051b6626a/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 10:36:14,103 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70d90d6-5e70-4487-b3cd-9d2051b6626a/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-12-02 10:36:14,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:36:14,240 INFO L256 TraceCheckSpWp]: Trace formula consists of 430 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-12-02 10:36:14,243 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 10:36:14,873 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 771 proven. 45 refuted. 0 times theorem prover too weak. 696 trivial. 0 not checked. [2024-12-02 10:36:14,873 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 10:36:15,582 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2024-12-02 10:36:15,582 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2078999204] provided 1 perfect and 1 imperfect interpolant sequences [2024-12-02 10:36:15,582 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-12-02 10:36:15,583 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [9, 11] total 20 [2024-12-02 10:36:15,583 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [492798339] [2024-12-02 10:36:15,583 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:36:15,583 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-12-02 10:36:15,583 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 10:36:15,583 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-12-02 10:36:15,584 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=284, Unknown=0, NotChecked=0, Total=380 [2024-12-02 10:36:15,584 INFO L87 Difference]: Start difference. First operand 377 states and 543 transitions. Second operand has 8 states, 8 states have (on average 6.25) internal successors, (50), 8 states have internal predecessors, (50), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-12-02 10:36:16,690 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:36:16,690 INFO L93 Difference]: Finished difference Result 854 states and 1217 transitions. [2024-12-02 10:36:16,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-12-02 10:36:16,691 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.25) internal successors, (50), 8 states have internal predecessors, (50), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 187 [2024-12-02 10:36:16,692 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:36:16,693 INFO L225 Difference]: With dead ends: 854 [2024-12-02 10:36:16,693 INFO L226 Difference]: Without dead ends: 480 [2024-12-02 10:36:16,694 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 389 GetRequests, 367 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 114 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=140, Invalid=412, Unknown=0, NotChecked=0, Total=552 [2024-12-02 10:36:16,694 INFO L435 NwaCegarLoop]: 200 mSDtfsCounter, 252 mSDsluCounter, 690 mSDsCounter, 0 mSdLazyCounter, 318 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 252 SdHoareTripleChecker+Valid, 890 SdHoareTripleChecker+Invalid, 324 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 318 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-12-02 10:36:16,694 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [252 Valid, 890 Invalid, 324 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 318 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-12-02 10:36:16,695 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 480 states. [2024-12-02 10:36:16,725 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 480 to 401. [2024-12-02 10:36:16,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 401 states, 323 states have (on average 1.3808049535603715) internal successors, (446), 325 states have internal predecessors, (446), 66 states have call successors, (66), 11 states have call predecessors, (66), 11 states have return successors, (66), 64 states have call predecessors, (66), 66 states have call successors, (66) [2024-12-02 10:36:16,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 401 states and 578 transitions. [2024-12-02 10:36:16,728 INFO L78 Accepts]: Start accepts. Automaton has 401 states and 578 transitions. Word has length 187 [2024-12-02 10:36:16,729 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:36:16,729 INFO L471 AbstractCegarLoop]: Abstraction has 401 states and 578 transitions. [2024-12-02 10:36:16,729 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.25) internal successors, (50), 8 states have internal predecessors, (50), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-12-02 10:36:16,729 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 578 transitions. [2024-12-02 10:36:16,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2024-12-02 10:36:16,730 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:36:16,731 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:36:16,740 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70d90d6-5e70-4487-b3cd-9d2051b6626a/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2024-12-02 10:36:16,931 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70d90d6-5e70-4487-b3cd-9d2051b6626a/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 10:36:16,931 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:36:16,931 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:36:16,932 INFO L85 PathProgramCache]: Analyzing trace with hash -968990175, now seen corresponding path program 1 times [2024-12-02 10:36:16,932 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:36:16,932 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1509879296] [2024-12-02 10:36:16,932 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:36:16,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:36:17,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-02 10:36:17,004 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1122311656] [2024-12-02 10:36:17,004 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:36:17,004 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 10:36:17,005 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70d90d6-5e70-4487-b3cd-9d2051b6626a/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 10:36:17,006 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70d90d6-5e70-4487-b3cd-9d2051b6626a/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 10:36:17,008 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70d90d6-5e70-4487-b3cd-9d2051b6626a/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-12-02 10:36:17,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:36:17,160 INFO L256 TraceCheckSpWp]: Trace formula consists of 439 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-02 10:36:17,163 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 10:36:17,384 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 403 proven. 69 refuted. 0 times theorem prover too weak. 1040 trivial. 0 not checked. [2024-12-02 10:36:17,384 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 10:36:17,690 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 12 proven. 69 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2024-12-02 10:36:17,690 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 10:36:17,690 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1509879296] [2024-12-02 10:36:17,691 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-12-02 10:36:17,691 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1122311656] [2024-12-02 10:36:17,691 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1122311656] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-02 10:36:17,691 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-02 10:36:17,691 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 16 [2024-12-02 10:36:17,691 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1421905599] [2024-12-02 10:36:17,691 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-12-02 10:36:17,692 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-12-02 10:36:17,692 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 10:36:17,693 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-12-02 10:36:17,693 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=176, Unknown=0, NotChecked=0, Total=240 [2024-12-02 10:36:17,693 INFO L87 Difference]: Start difference. First operand 401 states and 578 transitions. Second operand has 16 states, 16 states have (on average 5.8125) internal successors, (93), 16 states have internal predecessors, (93), 3 states have call successors, (51), 2 states have call predecessors, (51), 4 states have return successors, (52), 3 states have call predecessors, (52), 3 states have call successors, (52) [2024-12-02 10:36:18,579 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:36:18,579 INFO L93 Difference]: Finished difference Result 1041 states and 1441 transitions. [2024-12-02 10:36:18,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-12-02 10:36:18,580 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 5.8125) internal successors, (93), 16 states have internal predecessors, (93), 3 states have call successors, (51), 2 states have call predecessors, (51), 4 states have return successors, (52), 3 states have call predecessors, (52), 3 states have call successors, (52) Word has length 189 [2024-12-02 10:36:18,580 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:36:18,583 INFO L225 Difference]: With dead ends: 1041 [2024-12-02 10:36:18,583 INFO L226 Difference]: Without dead ends: 643 [2024-12-02 10:36:18,584 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 386 GetRequests, 362 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 96 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=167, Invalid=483, Unknown=0, NotChecked=0, Total=650 [2024-12-02 10:36:18,585 INFO L435 NwaCegarLoop]: 159 mSDtfsCounter, 217 mSDsluCounter, 741 mSDsCounter, 0 mSdLazyCounter, 761 mSolverCounterSat, 20 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 223 SdHoareTripleChecker+Valid, 900 SdHoareTripleChecker+Invalid, 781 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 761 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-12-02 10:36:18,585 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [223 Valid, 900 Invalid, 781 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [20 Valid, 761 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-12-02 10:36:18,586 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 643 states. [2024-12-02 10:36:18,615 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 643 to 426. [2024-12-02 10:36:18,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 426 states, 352 states have (on average 1.3607954545454546) internal successors, (479), 354 states have internal predecessors, (479), 60 states have call successors, (60), 13 states have call predecessors, (60), 13 states have return successors, (60), 58 states have call predecessors, (60), 60 states have call successors, (60) [2024-12-02 10:36:18,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 426 states and 599 transitions. [2024-12-02 10:36:18,617 INFO L78 Accepts]: Start accepts. Automaton has 426 states and 599 transitions. Word has length 189 [2024-12-02 10:36:18,618 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:36:18,618 INFO L471 AbstractCegarLoop]: Abstraction has 426 states and 599 transitions. [2024-12-02 10:36:18,618 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 5.8125) internal successors, (93), 16 states have internal predecessors, (93), 3 states have call successors, (51), 2 states have call predecessors, (51), 4 states have return successors, (52), 3 states have call predecessors, (52), 3 states have call successors, (52) [2024-12-02 10:36:18,618 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 599 transitions. [2024-12-02 10:36:18,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2024-12-02 10:36:18,619 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:36:18,619 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:36:18,625 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70d90d6-5e70-4487-b3cd-9d2051b6626a/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2024-12-02 10:36:18,820 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70d90d6-5e70-4487-b3cd-9d2051b6626a/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 10:36:18,820 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:36:18,820 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:36:18,820 INFO L85 PathProgramCache]: Analyzing trace with hash -1399968200, now seen corresponding path program 1 times [2024-12-02 10:36:18,820 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:36:18,820 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2117269650] [2024-12-02 10:36:18,820 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:36:18,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:36:18,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:36:18,877 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2024-12-02 10:36:18,877 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 10:36:18,877 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2117269650] [2024-12-02 10:36:18,878 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2117269650] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:36:18,878 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 10:36:18,878 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 10:36:18,878 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1160770471] [2024-12-02 10:36:18,878 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:36:18,878 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 10:36:18,878 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 10:36:18,879 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 10:36:18,879 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 10:36:18,879 INFO L87 Difference]: Start difference. First operand 426 states and 599 transitions. Second operand has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-12-02 10:36:18,957 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:36:18,958 INFO L93 Difference]: Finished difference Result 1030 states and 1447 transitions. [2024-12-02 10:36:18,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 10:36:18,958 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 189 [2024-12-02 10:36:18,958 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:36:18,961 INFO L225 Difference]: With dead ends: 1030 [2024-12-02 10:36:18,961 INFO L226 Difference]: Without dead ends: 607 [2024-12-02 10:36:18,962 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 10:36:18,963 INFO L435 NwaCegarLoop]: 171 mSDtfsCounter, 141 mSDsluCounter, 139 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 141 SdHoareTripleChecker+Valid, 310 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 10:36:18,963 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [141 Valid, 310 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 10:36:18,964 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 607 states. [2024-12-02 10:36:19,018 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 607 to 563. [2024-12-02 10:36:19,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 563 states, 422 states have (on average 1.2962085308056872) internal successors, (547), 426 states have internal predecessors, (547), 116 states have call successors, (116), 24 states have call predecessors, (116), 24 states have return successors, (116), 112 states have call predecessors, (116), 116 states have call successors, (116) [2024-12-02 10:36:19,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 563 states and 779 transitions. [2024-12-02 10:36:19,022 INFO L78 Accepts]: Start accepts. Automaton has 563 states and 779 transitions. Word has length 189 [2024-12-02 10:36:19,022 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:36:19,022 INFO L471 AbstractCegarLoop]: Abstraction has 563 states and 779 transitions. [2024-12-02 10:36:19,022 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-12-02 10:36:19,022 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 779 transitions. [2024-12-02 10:36:19,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2024-12-02 10:36:19,023 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:36:19,024 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:36:19,024 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-12-02 10:36:19,024 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:36:19,024 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:36:19,024 INFO L85 PathProgramCache]: Analyzing trace with hash -1098202920, now seen corresponding path program 1 times [2024-12-02 10:36:19,024 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:36:19,024 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [511000993] [2024-12-02 10:36:19,024 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:36:19,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:36:19,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:36:19,546 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2024-12-02 10:36:19,547 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 10:36:19,547 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [511000993] [2024-12-02 10:36:19,547 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [511000993] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:36:19,547 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 10:36:19,547 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 10:36:19,547 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1972365152] [2024-12-02 10:36:19,547 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:36:19,547 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-12-02 10:36:19,547 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 10:36:19,547 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-12-02 10:36:19,547 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2024-12-02 10:36:19,548 INFO L87 Difference]: Start difference. First operand 563 states and 779 transitions. Second operand has 8 states, 8 states have (on average 6.5) internal successors, (52), 8 states have internal predecessors, (52), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-12-02 10:36:20,237 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:36:20,237 INFO L93 Difference]: Finished difference Result 1785 states and 2369 transitions. [2024-12-02 10:36:20,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-02 10:36:20,238 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.5) internal successors, (52), 8 states have internal predecessors, (52), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 189 [2024-12-02 10:36:20,238 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:36:20,243 INFO L225 Difference]: With dead ends: 1785 [2024-12-02 10:36:20,243 INFO L226 Difference]: Without dead ends: 1237 [2024-12-02 10:36:20,244 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=46, Invalid=110, Unknown=0, NotChecked=0, Total=156 [2024-12-02 10:36:20,245 INFO L435 NwaCegarLoop]: 213 mSDtfsCounter, 172 mSDsluCounter, 771 mSDsCounter, 0 mSdLazyCounter, 415 mSolverCounterSat, 27 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 172 SdHoareTripleChecker+Valid, 984 SdHoareTripleChecker+Invalid, 442 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 27 IncrementalHoareTripleChecker+Valid, 415 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-12-02 10:36:20,245 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [172 Valid, 984 Invalid, 442 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [27 Valid, 415 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-12-02 10:36:20,246 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1237 states. [2024-12-02 10:36:20,317 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1237 to 825. [2024-12-02 10:36:20,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 825 states, 632 states have (on average 1.2784810126582278) internal successors, (808), 640 states have internal predecessors, (808), 151 states have call successors, (151), 41 states have call predecessors, (151), 41 states have return successors, (151), 143 states have call predecessors, (151), 151 states have call successors, (151) [2024-12-02 10:36:20,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 825 states to 825 states and 1110 transitions. [2024-12-02 10:36:20,321 INFO L78 Accepts]: Start accepts. Automaton has 825 states and 1110 transitions. Word has length 189 [2024-12-02 10:36:20,322 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:36:20,322 INFO L471 AbstractCegarLoop]: Abstraction has 825 states and 1110 transitions. [2024-12-02 10:36:20,322 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.5) internal successors, (52), 8 states have internal predecessors, (52), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-12-02 10:36:20,322 INFO L276 IsEmpty]: Start isEmpty. Operand 825 states and 1110 transitions. [2024-12-02 10:36:20,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2024-12-02 10:36:20,323 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:36:20,323 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:36:20,323 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-12-02 10:36:20,324 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:36:20,324 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:36:20,324 INFO L85 PathProgramCache]: Analyzing trace with hash 29296591, now seen corresponding path program 1 times [2024-12-02 10:36:20,324 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:36:20,324 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1309215705] [2024-12-02 10:36:20,324 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:36:20,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:36:20,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:36:21,903 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2024-12-02 10:36:21,903 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 10:36:21,903 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1309215705] [2024-12-02 10:36:21,903 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1309215705] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:36:21,903 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 10:36:21,903 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-12-02 10:36:21,903 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2147344905] [2024-12-02 10:36:21,903 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:36:21,904 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-12-02 10:36:21,904 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 10:36:21,904 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-12-02 10:36:21,904 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2024-12-02 10:36:21,904 INFO L87 Difference]: Start difference. First operand 825 states and 1110 transitions. Second operand has 12 states, 12 states have (on average 4.416666666666667) internal successors, (53), 12 states have internal predecessors, (53), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-12-02 10:36:24,471 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:36:24,471 INFO L93 Difference]: Finished difference Result 1832 states and 2485 transitions. [2024-12-02 10:36:24,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-02 10:36:24,471 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 4.416666666666667) internal successors, (53), 12 states have internal predecessors, (53), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 190 [2024-12-02 10:36:24,472 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:36:24,475 INFO L225 Difference]: With dead ends: 1832 [2024-12-02 10:36:24,475 INFO L226 Difference]: Without dead ends: 1052 [2024-12-02 10:36:24,476 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=79, Invalid=227, Unknown=0, NotChecked=0, Total=306 [2024-12-02 10:36:24,476 INFO L435 NwaCegarLoop]: 249 mSDtfsCounter, 265 mSDsluCounter, 1792 mSDsCounter, 0 mSdLazyCounter, 962 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 265 SdHoareTripleChecker+Valid, 2041 SdHoareTripleChecker+Invalid, 964 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 962 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2024-12-02 10:36:24,477 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [265 Valid, 2041 Invalid, 964 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 962 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2024-12-02 10:36:24,478 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1052 states. [2024-12-02 10:36:24,551 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1052 to 933. [2024-12-02 10:36:24,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 933 states, 740 states have (on average 1.2945945945945947) internal successors, (958), 748 states have internal predecessors, (958), 151 states have call successors, (151), 41 states have call predecessors, (151), 41 states have return successors, (151), 143 states have call predecessors, (151), 151 states have call successors, (151) [2024-12-02 10:36:24,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 933 states to 933 states and 1260 transitions. [2024-12-02 10:36:24,556 INFO L78 Accepts]: Start accepts. Automaton has 933 states and 1260 transitions. Word has length 190 [2024-12-02 10:36:24,556 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:36:24,556 INFO L471 AbstractCegarLoop]: Abstraction has 933 states and 1260 transitions. [2024-12-02 10:36:24,556 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 4.416666666666667) internal successors, (53), 12 states have internal predecessors, (53), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-12-02 10:36:24,556 INFO L276 IsEmpty]: Start isEmpty. Operand 933 states and 1260 transitions. [2024-12-02 10:36:24,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2024-12-02 10:36:24,558 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:36:24,558 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:36:24,558 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-12-02 10:36:24,558 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:36:24,558 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:36:24,558 INFO L85 PathProgramCache]: Analyzing trace with hash 331061871, now seen corresponding path program 1 times [2024-12-02 10:36:24,558 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:36:24,558 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1902635622] [2024-12-02 10:36:24,559 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:36:24,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:36:24,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:36:25,308 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2024-12-02 10:36:25,308 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 10:36:25,308 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1902635622] [2024-12-02 10:36:25,308 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1902635622] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:36:25,308 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 10:36:25,309 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 10:36:25,309 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [502862023] [2024-12-02 10:36:25,309 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:36:25,309 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-12-02 10:36:25,309 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 10:36:25,310 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-12-02 10:36:25,310 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-12-02 10:36:25,310 INFO L87 Difference]: Start difference. First operand 933 states and 1260 transitions. Second operand has 8 states, 8 states have (on average 6.625) internal successors, (53), 8 states have internal predecessors, (53), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-12-02 10:36:26,345 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:36:26,345 INFO L93 Difference]: Finished difference Result 2175 states and 2943 transitions. [2024-12-02 10:36:26,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-02 10:36:26,346 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.625) internal successors, (53), 8 states have internal predecessors, (53), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 190 [2024-12-02 10:36:26,346 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:36:26,350 INFO L225 Difference]: With dead ends: 2175 [2024-12-02 10:36:26,350 INFO L226 Difference]: Without dead ends: 1287 [2024-12-02 10:36:26,352 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2024-12-02 10:36:26,353 INFO L435 NwaCegarLoop]: 263 mSDtfsCounter, 360 mSDsluCounter, 1087 mSDsCounter, 0 mSdLazyCounter, 549 mSolverCounterSat, 117 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 360 SdHoareTripleChecker+Valid, 1350 SdHoareTripleChecker+Invalid, 666 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 117 IncrementalHoareTripleChecker+Valid, 549 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-12-02 10:36:26,353 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [360 Valid, 1350 Invalid, 666 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [117 Valid, 549 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-12-02 10:36:26,354 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1287 states. [2024-12-02 10:36:26,446 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1287 to 945. [2024-12-02 10:36:26,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 945 states, 752 states have (on average 1.2898936170212767) internal successors, (970), 760 states have internal predecessors, (970), 151 states have call successors, (151), 41 states have call predecessors, (151), 41 states have return successors, (151), 143 states have call predecessors, (151), 151 states have call successors, (151) [2024-12-02 10:36:26,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 945 states to 945 states and 1272 transitions. [2024-12-02 10:36:26,452 INFO L78 Accepts]: Start accepts. Automaton has 945 states and 1272 transitions. Word has length 190 [2024-12-02 10:36:26,452 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:36:26,452 INFO L471 AbstractCegarLoop]: Abstraction has 945 states and 1272 transitions. [2024-12-02 10:36:26,452 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.625) internal successors, (53), 8 states have internal predecessors, (53), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-12-02 10:36:26,452 INFO L276 IsEmpty]: Start isEmpty. Operand 945 states and 1272 transitions. [2024-12-02 10:36:26,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2024-12-02 10:36:26,453 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:36:26,453 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:36:26,454 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-12-02 10:36:26,454 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:36:26,454 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:36:26,454 INFO L85 PathProgramCache]: Analyzing trace with hash -144355016, now seen corresponding path program 1 times [2024-12-02 10:36:26,454 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:36:26,454 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2084280632] [2024-12-02 10:36:26,454 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:36:26,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:36:26,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:36:26,784 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2024-12-02 10:36:26,785 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 10:36:26,785 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2084280632] [2024-12-02 10:36:26,785 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2084280632] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:36:26,785 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 10:36:26,785 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-12-02 10:36:26,785 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2120414972] [2024-12-02 10:36:26,785 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:36:26,785 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-12-02 10:36:26,786 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 10:36:26,786 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-12-02 10:36:26,786 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-12-02 10:36:26,786 INFO L87 Difference]: Start difference. First operand 945 states and 1272 transitions. Second operand has 7 states, 7 states have (on average 7.571428571428571) internal successors, (53), 7 states have internal predecessors, (53), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-12-02 10:36:27,261 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:36:27,261 INFO L93 Difference]: Finished difference Result 2241 states and 2969 transitions. [2024-12-02 10:36:27,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-02 10:36:27,261 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.571428571428571) internal successors, (53), 7 states have internal predecessors, (53), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 190 [2024-12-02 10:36:27,262 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:36:27,267 INFO L225 Difference]: With dead ends: 2241 [2024-12-02 10:36:27,267 INFO L226 Difference]: Without dead ends: 1341 [2024-12-02 10:36:27,270 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2024-12-02 10:36:27,270 INFO L435 NwaCegarLoop]: 180 mSDtfsCounter, 76 mSDsluCounter, 754 mSDsCounter, 0 mSdLazyCounter, 238 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 76 SdHoareTripleChecker+Valid, 934 SdHoareTripleChecker+Invalid, 239 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 238 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-12-02 10:36:27,270 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [76 Valid, 934 Invalid, 239 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 238 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-12-02 10:36:27,272 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1341 states. [2024-12-02 10:36:27,436 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1341 to 975. [2024-12-02 10:36:27,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 975 states, 782 states have (on average 1.2915601023017902) internal successors, (1010), 790 states have internal predecessors, (1010), 151 states have call successors, (151), 41 states have call predecessors, (151), 41 states have return successors, (151), 143 states have call predecessors, (151), 151 states have call successors, (151) [2024-12-02 10:36:27,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 975 states to 975 states and 1312 transitions. [2024-12-02 10:36:27,443 INFO L78 Accepts]: Start accepts. Automaton has 975 states and 1312 transitions. Word has length 190 [2024-12-02 10:36:27,444 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:36:27,444 INFO L471 AbstractCegarLoop]: Abstraction has 975 states and 1312 transitions. [2024-12-02 10:36:27,444 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.571428571428571) internal successors, (53), 7 states have internal predecessors, (53), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-12-02 10:36:27,444 INFO L276 IsEmpty]: Start isEmpty. Operand 975 states and 1312 transitions. [2024-12-02 10:36:27,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2024-12-02 10:36:27,446 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:36:27,446 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:36:27,447 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-12-02 10:36:27,447 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:36:27,447 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:36:27,447 INFO L85 PathProgramCache]: Analyzing trace with hash 1264651464, now seen corresponding path program 1 times [2024-12-02 10:36:27,447 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:36:27,447 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [136204405] [2024-12-02 10:36:27,447 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:36:27,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:36:27,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-02 10:36:27,528 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [23627203] [2024-12-02 10:36:27,528 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:36:27,528 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 10:36:27,528 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70d90d6-5e70-4487-b3cd-9d2051b6626a/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 10:36:27,530 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70d90d6-5e70-4487-b3cd-9d2051b6626a/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 10:36:27,532 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70d90d6-5e70-4487-b3cd-9d2051b6626a/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-12-02 10:36:27,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-02 10:36:27,751 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-02 10:36:27,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-02 10:36:27,936 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-12-02 10:36:27,936 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-12-02 10:36:27,937 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-12-02 10:36:27,942 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70d90d6-5e70-4487-b3cd-9d2051b6626a/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2024-12-02 10:36:28,139 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70d90d6-5e70-4487-b3cd-9d2051b6626a/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 10:36:28,142 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:36:28,284 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-12-02 10:36:28,288 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 10:36:28 BoogieIcfgContainer [2024-12-02 10:36:28,288 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-12-02 10:36:28,289 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-02 10:36:28,289 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-02 10:36:28,303 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-02 10:36:28,304 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:35:12" (3/4) ... [2024-12-02 10:36:28,307 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-02 10:36:28,308 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-02 10:36:28,309 INFO L158 Benchmark]: Toolchain (without parser) took 76798.46ms. Allocated memory was 142.6MB in the beginning and 201.3MB in the end (delta: 58.7MB). Free memory was 117.4MB in the beginning and 149.4MB in the end (delta: -32.0MB). Peak memory consumption was 26.8MB. Max. memory is 16.1GB. [2024-12-02 10:36:28,309 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 142.6MB. Free memory is still 83.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 10:36:28,310 INFO L158 Benchmark]: CACSL2BoogieTranslator took 255.29ms. Allocated memory is still 142.6MB. Free memory was 117.2MB in the beginning and 102.4MB in the end (delta: 14.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-02 10:36:28,310 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.52ms. Allocated memory is still 142.6MB. Free memory was 102.4MB in the beginning and 99.2MB in the end (delta: 3.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 10:36:28,310 INFO L158 Benchmark]: Boogie Preprocessor took 49.67ms. Allocated memory is still 142.6MB. Free memory was 99.2MB in the beginning and 95.9MB in the end (delta: 3.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 10:36:28,310 INFO L158 Benchmark]: RCFGBuilder took 492.55ms. Allocated memory is still 142.6MB. Free memory was 95.9MB in the beginning and 68.4MB in the end (delta: 27.4MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-12-02 10:36:28,311 INFO L158 Benchmark]: TraceAbstraction took 75933.24ms. Allocated memory was 142.6MB in the beginning and 520.1MB in the end (delta: 377.5MB). Free memory was 67.9MB in the beginning and 471.2MB in the end (delta: -403.3MB). Peak memory consumption was 43.5MB. Max. memory is 16.1GB. [2024-12-02 10:36:28,311 INFO L158 Benchmark]: Witness Printer took 19.02ms. Allocated memory was 520.1MB in the beginning and 201.3MB in the end (delta: -318.8MB). Free memory was 471.2MB in the beginning and 149.4MB in the end (delta: 321.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-02 10:36:28,313 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 142.6MB. Free memory is still 83.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 255.29ms. Allocated memory is still 142.6MB. Free memory was 117.2MB in the beginning and 102.4MB in the end (delta: 14.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.52ms. Allocated memory is still 142.6MB. Free memory was 102.4MB in the beginning and 99.2MB in the end (delta: 3.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 49.67ms. Allocated memory is still 142.6MB. Free memory was 99.2MB in the beginning and 95.9MB in the end (delta: 3.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 492.55ms. Allocated memory is still 142.6MB. Free memory was 95.9MB in the beginning and 68.4MB in the end (delta: 27.4MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * TraceAbstraction took 75933.24ms. Allocated memory was 142.6MB in the beginning and 520.1MB in the end (delta: 377.5MB). Free memory was 67.9MB in the beginning and 471.2MB in the end (delta: -403.3MB). Peak memory consumption was 43.5MB. Max. memory is 16.1GB. * Witness Printer took 19.02ms. Allocated memory was 520.1MB in the beginning and 201.3MB in the end (delta: -318.8MB). Free memory was 471.2MB in the beginning and 149.4MB in the end (delta: 321.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of shiftLeft at line 82, overapproximation of shiftLeft at line 170, overapproximation of someUnaryDOUBLEoperation at line 60, overapproximation of someBinaryDOUBLEComparisonOperation at line 134, overapproximation of someBinaryDOUBLEComparisonOperation at line 136, overapproximation of someBinaryDOUBLEComparisonOperation at line 156, overapproximation of someBinaryDOUBLEComparisonOperation at line 94, overapproximation of someBinaryDOUBLEComparisonOperation at line 60, overapproximation of someBinaryDOUBLEComparisonOperation at line 170. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 5.5; [L23] signed short int var_1_3 = 1; [L24] signed long int var_1_5 = -64; [L25] signed char var_1_6 = 10; [L26] signed char var_1_7 = 5; [L27] double var_1_8 = 16.25; [L28] double var_1_9 = 1.8; [L29] unsigned char var_1_10 = 32; [L30] unsigned char var_1_11 = 64; [L31] unsigned short int var_1_12 = 16; [L32] unsigned long int var_1_13 = 128; [L33] unsigned char var_1_15 = 1; [L34] unsigned short int var_1_16 = 256; [L35] signed char var_1_18 = -2; [L36] unsigned long int var_1_19 = 50; [L37] unsigned char var_1_20 = 0; [L38] unsigned char var_1_21 = 0; [L39] unsigned long int var_1_22 = 0; [L40] unsigned char var_1_23 = 64; [L41] unsigned char var_1_24 = 2; [L42] double var_1_25 = 127.75; [L43] double var_1_26 = 9999999999999.2; [L44] double var_1_27 = 9.1; [L45] signed long int var_1_28 = -64; [L46] unsigned char var_1_29 = 8; [L47] unsigned char var_1_30 = 10; [L48] unsigned char var_1_31 = 0; [L49] unsigned char last_1_var_1_10 = 32; [L50] unsigned short int last_1_var_1_12 = 16; [L51] unsigned long int last_1_var_1_13 = 128; VAL [isInitial=0, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=1, var_1_5=-64, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L174] isInitial = 1 [L175] FCALL initially() [L177] CALL updateLastVariables() [L165] last_1_var_1_10 = var_1_10 [L166] last_1_var_1_12 = var_1_12 [L167] last_1_var_1_13 = var_1_13 VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=1, var_1_5=-64, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L177] RET updateLastVariables() [L178] CALL updateVariables() [L120] var_1_3 = __VERIFIER_nondet_short() [L121] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=-64, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=-64, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L121] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=-64, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L122] CALL assume_abort_if_not(var_1_3 <= 8) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=-64, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=-64, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L122] RET assume_abort_if_not(var_1_3 <= 8) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=-64, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L123] var_1_5 = __VERIFIER_nondet_long() [L124] CALL assume_abort_if_not(var_1_5 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L124] RET assume_abort_if_not(var_1_5 >= -2147483648) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L125] CALL assume_abort_if_not(var_1_5 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L125] RET assume_abort_if_not(var_1_5 <= 2147483647) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L126] CALL assume_abort_if_not(var_1_5 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L126] RET assume_abort_if_not(var_1_5 != 0) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L127] var_1_6 = __VERIFIER_nondet_char() [L128] CALL assume_abort_if_not(var_1_6 >= 6) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L128] RET assume_abort_if_not(var_1_6 >= 6) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L129] CALL assume_abort_if_not(var_1_6 <= 12) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L129] RET assume_abort_if_not(var_1_6 <= 12) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L130] var_1_7 = __VERIFIER_nondet_char() [L131] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0, var_1_8=65/4, var_1_9=9/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0, var_1_8=65/4, var_1_9=9/5] [L131] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0, var_1_8=65/4, var_1_9=9/5] [L132] CALL assume_abort_if_not(var_1_7 <= 6) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0, var_1_8=65/4, var_1_9=9/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0, var_1_8=65/4, var_1_9=9/5] [L132] RET assume_abort_if_not(var_1_7 <= 6) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0, var_1_8=65/4, var_1_9=9/5] [L133] var_1_8 = __VERIFIER_nondet_double() [L134] CALL assume_abort_if_not((var_1_8 >= -922337.2036854765600e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0, var_1_9=9/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0, var_1_9=9/5] [L134] RET assume_abort_if_not((var_1_8 >= -922337.2036854765600e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0, var_1_9=9/5] [L135] var_1_9 = __VERIFIER_nondet_double() [L136] CALL assume_abort_if_not((var_1_9 >= -922337.2036854765600e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L136] RET assume_abort_if_not((var_1_9 >= -922337.2036854765600e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L137] var_1_11 = __VERIFIER_nondet_uchar() [L138] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L138] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L139] CALL assume_abort_if_not(var_1_11 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L139] RET assume_abort_if_not(var_1_11 <= 254) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L140] var_1_15 = __VERIFIER_nondet_uchar() [L141] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L141] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L142] CALL assume_abort_if_not(var_1_15 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L142] RET assume_abort_if_not(var_1_15 <= 1) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L143] var_1_20 = __VERIFIER_nondet_uchar() [L144] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L144] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L145] CALL assume_abort_if_not(var_1_20 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L145] RET assume_abort_if_not(var_1_20 <= 1) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L146] var_1_21 = __VERIFIER_nondet_uchar() [L147] CALL assume_abort_if_not(var_1_21 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L147] RET assume_abort_if_not(var_1_21 >= 0) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L148] CALL assume_abort_if_not(var_1_21 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L148] RET assume_abort_if_not(var_1_21 <= 1) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L149] var_1_22 = __VERIFIER_nondet_ulong() [L150] CALL assume_abort_if_not(var_1_22 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L150] RET assume_abort_if_not(var_1_22 >= 0) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L151] CALL assume_abort_if_not(var_1_22 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=51, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=51, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L151] RET assume_abort_if_not(var_1_22 <= 4294967294) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=51, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L152] var_1_24 = __VERIFIER_nondet_uchar() [L153] CALL assume_abort_if_not(var_1_24 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=51, var_1_23=64, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=51, var_1_23=64, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L153] RET assume_abort_if_not(var_1_24 >= 0) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=51, var_1_23=64, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L154] CALL assume_abort_if_not(var_1_24 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=51, var_1_23=64, var_1_24=51, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=51, var_1_23=64, var_1_24=51, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L154] RET assume_abort_if_not(var_1_24 <= 254) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=51, var_1_23=64, var_1_24=51, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L155] var_1_27 = __VERIFIER_nondet_double() [L156] CALL assume_abort_if_not((var_1_27 >= -922337.2036854765600e+13F && var_1_27 <= -1.0e-20F) || (var_1_27 <= 9223372.036854765600e+12F && var_1_27 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=51, var_1_23=64, var_1_24=51, var_1_25=511/4, var_1_26=49999999999996/5, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=51, var_1_23=64, var_1_24=51, var_1_25=511/4, var_1_26=49999999999996/5, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L156] RET assume_abort_if_not((var_1_27 >= -922337.2036854765600e+13F && var_1_27 <= -1.0e-20F) || (var_1_27 <= 9223372.036854765600e+12F && var_1_27 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=51, var_1_23=64, var_1_24=51, var_1_25=511/4, var_1_26=49999999999996/5, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L157] var_1_30 = __VERIFIER_nondet_uchar() [L158] CALL assume_abort_if_not(var_1_30 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=51, var_1_23=64, var_1_24=51, var_1_25=511/4, var_1_26=49999999999996/5, var_1_28=-64, var_1_29=8, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=51, var_1_23=64, var_1_24=51, var_1_25=511/4, var_1_26=49999999999996/5, var_1_28=-64, var_1_29=8, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L158] RET assume_abort_if_not(var_1_30 >= 0) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=51, var_1_23=64, var_1_24=51, var_1_25=511/4, var_1_26=49999999999996/5, var_1_28=-64, var_1_29=8, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L159] CALL assume_abort_if_not(var_1_30 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=51, var_1_23=64, var_1_24=51, var_1_25=511/4, var_1_26=49999999999996/5, var_1_28=-64, var_1_29=8, var_1_30=0, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=51, var_1_23=64, var_1_24=51, var_1_25=511/4, var_1_26=49999999999996/5, var_1_28=-64, var_1_29=8, var_1_30=0, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L159] RET assume_abort_if_not(var_1_30 <= 127) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=51, var_1_23=64, var_1_24=51, var_1_25=511/4, var_1_26=49999999999996/5, var_1_28=-64, var_1_29=8, var_1_30=0, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L160] var_1_31 = __VERIFIER_nondet_uchar() [L161] CALL assume_abort_if_not(var_1_31 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=51, var_1_23=64, var_1_24=51, var_1_25=511/4, var_1_26=49999999999996/5, var_1_28=-64, var_1_29=8, var_1_30=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=51, var_1_23=64, var_1_24=51, var_1_25=511/4, var_1_26=49999999999996/5, var_1_28=-64, var_1_29=8, var_1_30=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L161] RET assume_abort_if_not(var_1_31 >= 0) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=51, var_1_23=64, var_1_24=51, var_1_25=511/4, var_1_26=49999999999996/5, var_1_28=-64, var_1_29=8, var_1_30=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L162] CALL assume_abort_if_not(var_1_31 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=51, var_1_23=64, var_1_24=51, var_1_25=511/4, var_1_26=49999999999996/5, var_1_28=-64, var_1_29=8, var_1_30=0, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=51, var_1_23=64, var_1_24=51, var_1_25=511/4, var_1_26=49999999999996/5, var_1_28=-64, var_1_29=8, var_1_30=0, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L162] RET assume_abort_if_not(var_1_31 <= 127) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=51, var_1_23=64, var_1_24=51, var_1_25=511/4, var_1_26=49999999999996/5, var_1_28=-64, var_1_29=8, var_1_30=0, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L178] RET updateVariables() [L179] CALL step() [L55] COND FALSE !(var_1_20 || var_1_21) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=51, var_1_23=64, var_1_24=51, var_1_25=511/4, var_1_26=49999999999996/5, var_1_28=-64, var_1_29=8, var_1_30=0, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L58] var_1_23 = var_1_24 VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=51, var_1_23=51, var_1_24=51, var_1_25=511/4, var_1_26=49999999999996/5, var_1_28=-64, var_1_29=8, var_1_30=0, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L59] COND TRUE var_1_23 > var_1_19 [L60] var_1_25 = ((((999999.5) < 0 ) ? -(999999.5) : (999999.5))) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=51, var_1_23=51, var_1_24=51, var_1_25=2, var_1_26=49999999999996/5, var_1_28=-64, var_1_29=8, var_1_30=0, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L62] COND FALSE !(var_1_22 < ((((var_1_24) < 0 ) ? -(var_1_24) : (var_1_24)))) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=51, var_1_23=51, var_1_24=51, var_1_25=2, var_1_26=49999999999996/5, var_1_28=-64, var_1_29=8, var_1_30=0, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L67] var_1_28 = -256 VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=51, var_1_23=51, var_1_24=51, var_1_25=2, var_1_26=49999999999996/5, var_1_28=-256, var_1_29=8, var_1_30=0, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L68] COND TRUE var_1_28 != -32 [L69] var_1_29 = (var_1_30 + var_1_31) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=51, var_1_23=51, var_1_24=51, var_1_25=2, var_1_26=49999999999996/5, var_1_28=-256, var_1_29=0, var_1_30=0, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L73] COND TRUE ((var_1_6 >> 2) * last_1_var_1_13) > last_1_var_1_10 [L74] var_1_12 = var_1_6 VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=6, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=51, var_1_23=51, var_1_24=51, var_1_25=2, var_1_26=49999999999996/5, var_1_28=-256, var_1_29=0, var_1_30=0, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L76] signed long int stepLocal_2 = last_1_var_1_12 + var_1_7; VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, stepLocal_2=16, var_1_10=32, var_1_11=254, var_1_12=6, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=51, var_1_23=51, var_1_24=51, var_1_25=2, var_1_26=49999999999996/5, var_1_28=-256, var_1_29=0, var_1_30=0, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L77] COND TRUE var_1_6 <= stepLocal_2 [L78] var_1_10 = var_1_11 VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=254, var_1_11=254, var_1_12=6, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=51, var_1_23=51, var_1_24=51, var_1_25=2, var_1_26=49999999999996/5, var_1_28=-256, var_1_29=0, var_1_30=0, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L82] EXPR 1 << var_1_10 VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=254, var_1_11=254, var_1_12=6, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=51, var_1_23=51, var_1_24=51, var_1_25=2, var_1_26=49999999999996/5, var_1_28=-256, var_1_29=0, var_1_30=0, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L82] COND FALSE !((1 << var_1_10) != (-500 / -100)) [L89] var_1_13 = var_1_6 VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=254, var_1_11=254, var_1_12=6, var_1_13=6, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=51, var_1_23=51, var_1_24=51, var_1_25=2, var_1_26=49999999999996/5, var_1_28=-256, var_1_29=0, var_1_30=0, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L91] var_1_18 = var_1_3 [L92] signed long int stepLocal_4 = (((var_1_11) > ((var_1_12 * -64))) ? (var_1_11) : ((var_1_12 * -64))); [L93] unsigned char stepLocal_3 = var_1_10; VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, stepLocal_3=254, stepLocal_4=254, var_1_10=254, var_1_11=254, var_1_12=6, var_1_13=6, var_1_15=1, var_1_16=256, var_1_18=0, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=51, var_1_23=51, var_1_24=51, var_1_25=2, var_1_26=49999999999996/5, var_1_28=-256, var_1_29=0, var_1_30=0, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L94] COND FALSE !((- var_1_9) <= var_1_8) [L107] var_1_16 = var_1_10 VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, stepLocal_3=254, stepLocal_4=254, var_1_10=254, var_1_11=254, var_1_12=6, var_1_13=6, var_1_15=1, var_1_16=254, var_1_18=0, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=51, var_1_23=51, var_1_24=51, var_1_25=2, var_1_26=49999999999996/5, var_1_28=-256, var_1_29=0, var_1_30=0, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L109] signed long int stepLocal_1 = (var_1_10 & 0) * var_1_5; VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, stepLocal_1=0, stepLocal_3=254, stepLocal_4=254, var_1_10=254, var_1_11=254, var_1_12=6, var_1_13=6, var_1_15=1, var_1_16=254, var_1_18=0, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=51, var_1_23=51, var_1_24=51, var_1_25=2, var_1_26=49999999999996/5, var_1_28=-256, var_1_29=0, var_1_30=0, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L110] EXPR var_1_16 >> var_1_3 VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, stepLocal_1=0, stepLocal_3=254, stepLocal_4=254, var_1_10=254, var_1_11=254, var_1_12=6, var_1_13=6, var_1_15=1, var_1_16=254, var_1_18=0, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=51, var_1_23=51, var_1_24=51, var_1_25=2, var_1_26=49999999999996/5, var_1_28=-256, var_1_29=0, var_1_30=0, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L110] signed long int stepLocal_0 = var_1_16 >> var_1_3; [L111] COND FALSE !(stepLocal_0 == (var_1_10 / var_1_5)) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, stepLocal_1=0, stepLocal_3=254, stepLocal_4=254, var_1_10=254, var_1_11=254, var_1_12=6, var_1_13=6, var_1_15=1, var_1_16=254, var_1_18=0, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=51, var_1_23=51, var_1_24=51, var_1_25=2, var_1_26=49999999999996/5, var_1_28=-256, var_1_29=0, var_1_30=0, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L179] RET step() [L180] CALL, EXPR property() [L170] EXPR var_1_16 >> var_1_3 VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=254, var_1_11=254, var_1_12=6, var_1_13=6, var_1_15=1, var_1_16=254, var_1_18=0, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=51, var_1_23=51, var_1_24=51, var_1_25=2, var_1_26=49999999999996/5, var_1_28=-256, var_1_29=0, var_1_30=0, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L170] EXPR ((var_1_16 >> var_1_3) == (var_1_10 / var_1_5)) ? (((var_1_3 << (var_1_6 - var_1_7)) > ((var_1_10 & 0) * var_1_5)) ? (var_1_1 == ((double) ((((var_1_8) < (var_1_9)) ? (var_1_8) : (var_1_9))))) : (var_1_1 == ((double) var_1_8))) : 1 VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=254, var_1_11=254, var_1_12=6, var_1_13=6, var_1_15=1, var_1_16=254, var_1_18=0, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=51, var_1_23=51, var_1_24=51, var_1_25=2, var_1_26=49999999999996/5, var_1_28=-256, var_1_29=0, var_1_30=0, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L170] EXPR (((((var_1_16 >> var_1_3) == (var_1_10 / var_1_5)) ? (((var_1_3 << (var_1_6 - var_1_7)) > ((var_1_10 & 0) * var_1_5)) ? (var_1_1 == ((double) ((((var_1_8) < (var_1_9)) ? (var_1_8) : (var_1_9))))) : (var_1_1 == ((double) var_1_8))) : 1) && ((var_1_6 <= (last_1_var_1_12 + var_1_7)) ? (var_1_10 == ((unsigned char) var_1_11)) : (var_1_10 == ((unsigned char) (var_1_3 + var_1_7))))) && ((((var_1_6 >> 2) * last_1_var_1_13) > last_1_var_1_10) ? (var_1_12 == ((unsigned short int) var_1_6)) : 1)) && (((1 << var_1_10) != (-500 / -100)) ? (((var_1_6 - var_1_3) >= (var_1_12 + 256)) ? (var_1_13 == ((unsigned long int) var_1_11)) : (var_1_13 == ((unsigned long int) var_1_12))) : (var_1_13 == ((unsigned long int) var_1_6))) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=254, var_1_11=254, var_1_12=6, var_1_13=6, var_1_15=1, var_1_16=254, var_1_18=0, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=51, var_1_23=51, var_1_24=51, var_1_25=2, var_1_26=49999999999996/5, var_1_28=-256, var_1_29=0, var_1_30=0, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L170] EXPR 1 << var_1_10 VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=254, var_1_11=254, var_1_12=6, var_1_13=6, var_1_15=1, var_1_16=254, var_1_18=0, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=51, var_1_23=51, var_1_24=51, var_1_25=2, var_1_26=49999999999996/5, var_1_28=-256, var_1_29=0, var_1_30=0, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L170] EXPR (((((var_1_16 >> var_1_3) == (var_1_10 / var_1_5)) ? (((var_1_3 << (var_1_6 - var_1_7)) > ((var_1_10 & 0) * var_1_5)) ? (var_1_1 == ((double) ((((var_1_8) < (var_1_9)) ? (var_1_8) : (var_1_9))))) : (var_1_1 == ((double) var_1_8))) : 1) && ((var_1_6 <= (last_1_var_1_12 + var_1_7)) ? (var_1_10 == ((unsigned char) var_1_11)) : (var_1_10 == ((unsigned char) (var_1_3 + var_1_7))))) && ((((var_1_6 >> 2) * last_1_var_1_13) > last_1_var_1_10) ? (var_1_12 == ((unsigned short int) var_1_6)) : 1)) && (((1 << var_1_10) != (-500 / -100)) ? (((var_1_6 - var_1_3) >= (var_1_12 + 256)) ? (var_1_13 == ((unsigned long int) var_1_11)) : (var_1_13 == ((unsigned long int) var_1_12))) : (var_1_13 == ((unsigned long int) var_1_6))) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=254, var_1_11=254, var_1_12=6, var_1_13=6, var_1_15=1, var_1_16=254, var_1_18=0, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=51, var_1_23=51, var_1_24=51, var_1_25=2, var_1_26=49999999999996/5, var_1_28=-256, var_1_29=0, var_1_30=0, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L170-L171] return (((((((var_1_16 >> var_1_3) == (var_1_10 / var_1_5)) ? (((var_1_3 << (var_1_6 - var_1_7)) > ((var_1_10 & 0) * var_1_5)) ? (var_1_1 == ((double) ((((var_1_8) < (var_1_9)) ? (var_1_8) : (var_1_9))))) : (var_1_1 == ((double) var_1_8))) : 1) && ((var_1_6 <= (last_1_var_1_12 + var_1_7)) ? (var_1_10 == ((unsigned char) var_1_11)) : (var_1_10 == ((unsigned char) (var_1_3 + var_1_7))))) && ((((var_1_6 >> 2) * last_1_var_1_13) > last_1_var_1_10) ? (var_1_12 == ((unsigned short int) var_1_6)) : 1)) && (((1 << var_1_10) != (-500 / -100)) ? (((var_1_6 - var_1_3) >= (var_1_12 + 256)) ? (var_1_13 == ((unsigned long int) var_1_11)) : (var_1_13 == ((unsigned long int) var_1_12))) : (var_1_13 == ((unsigned long int) var_1_6)))) && (((- var_1_9) <= var_1_8) ? (var_1_15 ? ((((((var_1_11) > ((var_1_12 * -64))) ? (var_1_11) : ((var_1_12 * -64)))) < var_1_12) ? ((var_1_13 == var_1_10) ? (var_1_16 == ((unsigned short int) var_1_11)) : 1) : (var_1_16 == ((unsigned short int) 256))) : (var_1_16 == ((unsigned short int) var_1_3))) : (var_1_16 == ((unsigned short int) var_1_10)))) && (var_1_18 == ((signed char) var_1_3)) ; [L180] RET, EXPR property() [L180] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=254, var_1_11=254, var_1_12=6, var_1_13=6, var_1_15=1, var_1_16=254, var_1_18=0, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=51, var_1_23=51, var_1_24=51, var_1_25=2, var_1_26=49999999999996/5, var_1_28=-256, var_1_29=0, var_1_30=0, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L19] reach_error() VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=254, var_1_11=254, var_1_12=6, var_1_13=6, var_1_15=1, var_1_16=254, var_1_18=0, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=51, var_1_23=51, var_1_24=51, var_1_25=2, var_1_26=49999999999996/5, var_1_28=-256, var_1_29=0, var_1_30=0, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 109 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 75.7s, OverallIterations: 15, TraceHistogramMax: 28, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 30.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1 mSolverCounterUnknown, 5190 SdHoareTripleChecker+Valid, 17.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 5178 mSDsluCounter, 12485 SdHoareTripleChecker+Invalid, 16.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 9964 mSDsCounter, 611 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 6252 IncrementalHoareTripleChecker+Invalid, 6864 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 611 mSolverCounterUnsat, 2521 mSDtfsCounter, 6252 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3028 GetRequests, 2766 SyntacticMatches, 2 SemanticMatches, 260 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2208 ImplicationChecksByTransitivity, 35.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=975occurred in iteration=14, InterpolantAutomatonStates: 159, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.7s AutomataMinimizationTime, 14 MinimizatonAttempts, 2068 StatesRemovedByMinimization, 12 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 1.3s SatisfiabilityAnalysisTime, 39.9s InterpolantComputationTime, 4508 NumberOfCodeBlocks, 4508 NumberOfCodeBlocksAsserted, 24 NumberOfCheckSat, 5222 ConstructedInterpolants, 30 QuantifiedInterpolants, 20270 SizeOfPredicates, 62 NumberOfNonLiveVariables, 3469 ConjunctsInSsa, 101 ConjunctsInUnsatCore, 28 InterpolantComputations, 11 PerfectInterpolantSequences, 41163/42336 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-02 10:36:28,418 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70d90d6-5e70-4487-b3cd-9d2051b6626a/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_e70d90d6-5e70-4487-b3cd-9d2051b6626a/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70d90d6-5e70-4487-b3cd-9d2051b6626a/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_e70d90d6-5e70-4487-b3cd-9d2051b6626a/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70d90d6-5e70-4487-b3cd-9d2051b6626a/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-9.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70d90d6-5e70-4487-b3cd-9d2051b6626a/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_e70d90d6-5e70-4487-b3cd-9d2051b6626a/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 e27a7e8208feb4e2a429aaf18357ed884e258fb84f6f2f7be613f0f94968064e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 10:36:30,299 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 10:36:30,386 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70d90d6-5e70-4487-b3cd-9d2051b6626a/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-12-02 10:36:30,394 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 10:36:30,395 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 10:36:30,417 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 10:36:30,418 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 10:36:30,418 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 10:36:30,418 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 10:36:30,418 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 10:36:30,418 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 10:36:30,419 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 10:36:30,419 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 10:36:30,419 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 10:36:30,419 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 10:36:30,419 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 10:36:30,420 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 10:36:30,420 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-02 10:36:30,420 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-02 10:36:30,420 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 10:36:30,420 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 10:36:30,420 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 10:36:30,420 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 10:36:30,420 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-02 10:36:30,421 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-02 10:36:30,421 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-02 10:36:30,421 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-02 10:36:30,421 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 10:36:30,421 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 10:36:30,421 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 10:36:30,421 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 10:36:30,421 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 10:36:30,421 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 10:36:30,422 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 10:36:30,422 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 10:36:30,422 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 10:36:30,422 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 10:36:30,422 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 10:36:30,422 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 10:36:30,422 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 10:36:30,423 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 10:36:30,423 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 10:36:30,423 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 10:36:30,423 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 10:36:30,423 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-12-02 10:36:30,423 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-02 10:36:30,423 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 10:36:30,423 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 10:36:30,423 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 10:36:30,424 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 10:36:30,424 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_e70d90d6-5e70-4487-b3cd-9d2051b6626a/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 -> e27a7e8208feb4e2a429aaf18357ed884e258fb84f6f2f7be613f0f94968064e [2024-12-02 10:36:30,669 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 10:36:30,678 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 10:36:30,680 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 10:36:30,682 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 10:36:30,682 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 10:36:30,684 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70d90d6-5e70-4487-b3cd-9d2051b6626a/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-9.i [2024-12-02 10:36:33,315 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70d90d6-5e70-4487-b3cd-9d2051b6626a/bin/uautomizer-verify-84ZbGMXZE1/data/4c7f0283c/44df9d15736041a38670821ae635086e/FLAG2a415bca4 [2024-12-02 10:36:33,540 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 10:36:33,541 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70d90d6-5e70-4487-b3cd-9d2051b6626a/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-9.i [2024-12-02 10:36:33,551 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70d90d6-5e70-4487-b3cd-9d2051b6626a/bin/uautomizer-verify-84ZbGMXZE1/data/4c7f0283c/44df9d15736041a38670821ae635086e/FLAG2a415bca4 [2024-12-02 10:36:33,566 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70d90d6-5e70-4487-b3cd-9d2051b6626a/bin/uautomizer-verify-84ZbGMXZE1/data/4c7f0283c/44df9d15736041a38670821ae635086e [2024-12-02 10:36:33,569 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 10:36:33,571 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 10:36:33,572 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 10:36:33,572 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 10:36:33,577 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 10:36:33,577 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:36:33" (1/1) ... [2024-12-02 10:36:33,578 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@204978d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:36:33, skipping insertion in model container [2024-12-02 10:36:33,578 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:36:33" (1/1) ... [2024-12-02 10:36:33,596 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 10:36:33,732 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_e70d90d6-5e70-4487-b3cd-9d2051b6626a/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-9.i[914,927] [2024-12-02 10:36:33,789 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 10:36:33,803 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 10:36:33,815 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_e70d90d6-5e70-4487-b3cd-9d2051b6626a/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-9.i[914,927] [2024-12-02 10:36:33,844 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 10:36:33,861 INFO L204 MainTranslator]: Completed translation [2024-12-02 10:36:33,862 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:36:33 WrapperNode [2024-12-02 10:36:33,862 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 10:36:33,863 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 10:36:33,863 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 10:36:33,863 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 10:36:33,870 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:36:33" (1/1) ... [2024-12-02 10:36:33,880 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:36:33" (1/1) ... [2024-12-02 10:36:33,903 INFO L138 Inliner]: procedures = 27, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 179 [2024-12-02 10:36:33,904 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 10:36:33,904 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 10:36:33,904 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 10:36:33,904 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 10:36:33,913 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:36:33" (1/1) ... [2024-12-02 10:36:33,913 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:36:33" (1/1) ... [2024-12-02 10:36:33,917 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:36:33" (1/1) ... [2024-12-02 10:36:33,930 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-12-02 10:36:33,930 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:36:33" (1/1) ... [2024-12-02 10:36:33,930 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:36:33" (1/1) ... [2024-12-02 10:36:33,939 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:36:33" (1/1) ... [2024-12-02 10:36:33,940 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:36:33" (1/1) ... [2024-12-02 10:36:33,944 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:36:33" (1/1) ... [2024-12-02 10:36:33,946 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:36:33" (1/1) ... [2024-12-02 10:36:33,947 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:36:33" (1/1) ... [2024-12-02 10:36:33,950 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 10:36:33,951 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 10:36:33,951 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 10:36:33,951 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 10:36:33,952 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:36:33" (1/1) ... [2024-12-02 10:36:33,957 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 10:36:33,969 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70d90d6-5e70-4487-b3cd-9d2051b6626a/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 10:36:33,981 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70d90d6-5e70-4487-b3cd-9d2051b6626a/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 10:36:33,984 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70d90d6-5e70-4487-b3cd-9d2051b6626a/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 10:36:34,004 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 10:36:34,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-12-02 10:36:34,004 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-02 10:36:34,004 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-02 10:36:34,004 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 10:36:34,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 10:36:34,079 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 10:36:34,081 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 10:36:34,498 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-12-02 10:36:34,498 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 10:36:34,512 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 10:36:34,512 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-02 10:36:34,513 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:36:34 BoogieIcfgContainer [2024-12-02 10:36:34,513 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 10:36:34,515 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 10:36:34,515 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 10:36:34,519 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 10:36:34,519 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 10:36:33" (1/3) ... [2024-12-02 10:36:34,520 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1833b7a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 10:36:34, skipping insertion in model container [2024-12-02 10:36:34,520 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:36:33" (2/3) ... [2024-12-02 10:36:34,520 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1833b7a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 10:36:34, skipping insertion in model container [2024-12-02 10:36:34,520 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:36:34" (3/3) ... [2024-12-02 10:36:34,521 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-25_file-9.i [2024-12-02 10:36:34,533 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 10:36:34,535 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodesize_ps-cn-25_file-9.i that has 2 procedures, 82 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-12-02 10:36:34,583 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 10:36:34,592 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;@134b36aa, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 10:36:34,593 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-12-02 10:36:34,596 INFO L276 IsEmpty]: Start isEmpty. Operand has 82 states, 51 states have (on average 1.392156862745098) internal successors, (71), 52 states have internal predecessors, (71), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2024-12-02 10:36:34,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-12-02 10:36:34,607 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:36:34,608 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:36:34,608 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:36:34,612 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:36:34,612 INFO L85 PathProgramCache]: Analyzing trace with hash 1692540324, now seen corresponding path program 1 times [2024-12-02 10:36:34,620 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 10:36:34,621 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [208525330] [2024-12-02 10:36:34,621 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:36:34,621 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 10:36:34,621 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70d90d6-5e70-4487-b3cd-9d2051b6626a/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 10:36:34,623 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70d90d6-5e70-4487-b3cd-9d2051b6626a/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 10:36:34,624 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70d90d6-5e70-4487-b3cd-9d2051b6626a/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-12-02 10:36:34,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:36:34,885 INFO L256 TraceCheckSpWp]: Trace formula consists of 289 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-02 10:36:34,895 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 10:36:34,942 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 614 proven. 0 refuted. 0 times theorem prover too weak. 898 trivial. 0 not checked. [2024-12-02 10:36:34,942 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 10:36:34,943 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 10:36:34,943 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [208525330] [2024-12-02 10:36:34,943 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [208525330] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:36:34,943 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 10:36:34,944 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-12-02 10:36:34,945 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1854894743] [2024-12-02 10:36:34,946 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:36:34,949 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-12-02 10:36:34,949 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 10:36:34,964 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-12-02 10:36:34,964 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 10:36:34,966 INFO L87 Difference]: Start difference. First operand has 82 states, 51 states have (on average 1.392156862745098) internal successors, (71), 52 states have internal predecessors, (71), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) 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, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2024-12-02 10:36:34,992 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:36:34,993 INFO L93 Difference]: Finished difference Result 157 states and 276 transitions. [2024-12-02 10:36:34,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-02 10:36:34,994 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, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 178 [2024-12-02 10:36:34,995 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:36:35,000 INFO L225 Difference]: With dead ends: 157 [2024-12-02 10:36:35,001 INFO L226 Difference]: Without dead ends: 78 [2024-12-02 10:36:35,004 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 177 GetRequests, 177 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 10:36:35,007 INFO L435 NwaCegarLoop]: 119 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, 119 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 10:36:35,008 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 119 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 10:36:35,018 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2024-12-02 10:36:35,039 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 78. [2024-12-02 10:36:35,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78 states, 48 states have (on average 1.3125) internal successors, (63), 48 states have internal predecessors, (63), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2024-12-02 10:36:35,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 119 transitions. [2024-12-02 10:36:35,046 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 119 transitions. Word has length 178 [2024-12-02 10:36:35,046 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:36:35,047 INFO L471 AbstractCegarLoop]: Abstraction has 78 states and 119 transitions. [2024-12-02 10:36:35,047 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, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2024-12-02 10:36:35,047 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 119 transitions. [2024-12-02 10:36:35,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2024-12-02 10:36:35,051 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:36:35,051 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:36:35,057 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70d90d6-5e70-4487-b3cd-9d2051b6626a/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-12-02 10:36:35,251 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70d90d6-5e70-4487-b3cd-9d2051b6626a/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 10:36:35,252 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:36:35,252 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:36:35,253 INFO L85 PathProgramCache]: Analyzing trace with hash 1469662952, now seen corresponding path program 1 times [2024-12-02 10:36:35,253 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 10:36:35,253 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1031486929] [2024-12-02 10:36:35,254 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:36:35,254 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 10:36:35,254 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70d90d6-5e70-4487-b3cd-9d2051b6626a/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 10:36:35,255 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70d90d6-5e70-4487-b3cd-9d2051b6626a/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 10:36:35,256 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70d90d6-5e70-4487-b3cd-9d2051b6626a/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-12-02 10:36:35,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:36:35,504 INFO L256 TraceCheckSpWp]: Trace formula consists of 291 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-02 10:36:35,511 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 10:36:38,012 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 501 proven. 126 refuted. 0 times theorem prover too weak. 885 trivial. 0 not checked. [2024-12-02 10:36:38,013 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 10:36:39,186 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 10:36:39,186 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1031486929] [2024-12-02 10:36:39,186 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1031486929] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 10:36:39,186 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [646948215] [2024-12-02 10:36:39,186 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:36:39,187 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-02 10:36:39,187 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70d90d6-5e70-4487-b3cd-9d2051b6626a/bin/uautomizer-verify-84ZbGMXZE1/cvc4 [2024-12-02 10:36:39,194 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70d90d6-5e70-4487-b3cd-9d2051b6626a/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-02 10:36:39,195 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70d90d6-5e70-4487-b3cd-9d2051b6626a/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-02 10:36:39,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:36:39,850 INFO L256 TraceCheckSpWp]: Trace formula consists of 291 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-02 10:36:39,855 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 10:36:40,941 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 477 proven. 66 refuted. 0 times theorem prover too weak. 969 trivial. 0 not checked. [2024-12-02 10:36:40,941 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 10:36:41,880 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [646948215] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 10:36:41,880 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-02 10:36:41,880 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 6] total 9 [2024-12-02 10:36:41,881 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [749616575] [2024-12-02 10:36:41,881 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-12-02 10:36:41,882 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-12-02 10:36:41,882 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 10:36:41,882 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-12-02 10:36:41,882 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=83, Invalid=157, Unknown=0, NotChecked=0, Total=240 [2024-12-02 10:36:41,883 INFO L87 Difference]: Start difference. First operand 78 states and 119 transitions. Second operand has 10 states, 10 states have (on average 7.4) internal successors, (74), 9 states have internal predecessors, (74), 3 states have call successors, (49), 3 states have call predecessors, (49), 5 states have return successors, (50), 3 states have call predecessors, (50), 3 states have call successors, (50) [2024-12-02 10:36:42,701 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:36:42,701 INFO L93 Difference]: Finished difference Result 239 states and 360 transitions. [2024-12-02 10:36:42,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-02 10:36:42,706 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 7.4) internal successors, (74), 9 states have internal predecessors, (74), 3 states have call successors, (49), 3 states have call predecessors, (49), 5 states have return successors, (50), 3 states have call predecessors, (50), 3 states have call successors, (50) Word has length 179 [2024-12-02 10:36:42,707 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:36:42,709 INFO L225 Difference]: With dead ends: 239 [2024-12-02 10:36:42,709 INFO L226 Difference]: Without dead ends: 164 [2024-12-02 10:36:42,710 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 652 GetRequests, 628 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 134 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=232, Invalid=418, Unknown=0, NotChecked=0, Total=650 [2024-12-02 10:36:42,711 INFO L435 NwaCegarLoop]: 81 mSDtfsCounter, 76 mSDsluCounter, 469 mSDsCounter, 0 mSdLazyCounter, 288 mSolverCounterSat, 88 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 76 SdHoareTripleChecker+Valid, 550 SdHoareTripleChecker+Invalid, 376 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 88 IncrementalHoareTripleChecker+Valid, 288 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-12-02 10:36:42,711 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [76 Valid, 550 Invalid, 376 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [88 Valid, 288 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-12-02 10:36:42,712 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2024-12-02 10:36:42,743 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 143. [2024-12-02 10:36:42,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 143 states, 82 states have (on average 1.2439024390243902) internal successors, (102), 82 states have internal predecessors, (102), 56 states have call successors, (56), 4 states have call predecessors, (56), 4 states have return successors, (56), 56 states have call predecessors, (56), 56 states have call successors, (56) [2024-12-02 10:36:42,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 143 states and 214 transitions. [2024-12-02 10:36:42,745 INFO L78 Accepts]: Start accepts. Automaton has 143 states and 214 transitions. Word has length 179 [2024-12-02 10:36:42,745 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:36:42,745 INFO L471 AbstractCegarLoop]: Abstraction has 143 states and 214 transitions. [2024-12-02 10:36:42,745 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 7.4) internal successors, (74), 9 states have internal predecessors, (74), 3 states have call successors, (49), 3 states have call predecessors, (49), 5 states have return successors, (50), 3 states have call predecessors, (50), 3 states have call successors, (50) [2024-12-02 10:36:42,745 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 214 transitions. [2024-12-02 10:36:42,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2024-12-02 10:36:42,748 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:36:42,748 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:36:42,754 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70d90d6-5e70-4487-b3cd-9d2051b6626a/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-02 10:36:42,953 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70d90d6-5e70-4487-b3cd-9d2051b6626a/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-12-02 10:36:43,148 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70d90d6-5e70-4487-b3cd-9d2051b6626a/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70d90d6-5e70-4487-b3cd-9d2051b6626a/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 10:36:43,149 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:36:43,149 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:36:43,149 INFO L85 PathProgramCache]: Analyzing trace with hash 2056468966, now seen corresponding path program 1 times [2024-12-02 10:36:43,150 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 10:36:43,150 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1371516384] [2024-12-02 10:36:43,150 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:36:43,150 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 10:36:43,150 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70d90d6-5e70-4487-b3cd-9d2051b6626a/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 10:36:43,152 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70d90d6-5e70-4487-b3cd-9d2051b6626a/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 10:36:43,153 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70d90d6-5e70-4487-b3cd-9d2051b6626a/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2024-12-02 10:36:43,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:36:43,321 INFO L256 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-12-02 10:36:43,326 INFO L279 TraceCheckSpWp]: Computing forward predicates...