./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-19.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_a5ef9a82-8ce0-420a-9d4f-1e173faafdc0/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5ef9a82-8ce0-420a-9d4f-1e173faafdc0/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_a5ef9a82-8ce0-420a-9d4f-1e173faafdc0/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5ef9a82-8ce0-420a-9d4f-1e173faafdc0/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-19.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5ef9a82-8ce0-420a-9d4f-1e173faafdc0/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_a5ef9a82-8ce0-420a-9d4f-1e173faafdc0/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 65f58f28fb2ab48eb34ed1db8ebd84c9e2d412cac48eab5e9d31a37142649836 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 12:57:02,516 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 12:57:02,571 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5ef9a82-8ce0-420a-9d4f-1e173faafdc0/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-12-02 12:57:02,576 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 12:57:02,576 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 12:57:02,597 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 12:57:02,597 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 12:57:02,598 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 12:57:02,598 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 12:57:02,598 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 12:57:02,598 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 12:57:02,598 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 12:57:02,599 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 12:57:02,599 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 12:57:02,599 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 12:57:02,599 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 12:57:02,599 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 12:57:02,599 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-02 12:57:02,599 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-02 12:57:02,599 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-02 12:57:02,599 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 12:57:02,599 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 12:57:02,600 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 12:57:02,600 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 12:57:02,600 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-02 12:57:02,600 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 12:57:02,600 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 12:57:02,600 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 12:57:02,600 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 12:57:02,600 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 12:57:02,600 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 12:57:02,600 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 12:57:02,600 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 12:57:02,600 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 12:57:02,601 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 12:57:02,601 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 12:57:02,601 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 12:57:02,601 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 12:57:02,601 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 12:57:02,601 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 12:57:02,601 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 12:57:02,601 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 12:57:02,601 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-12-02 12:57:02,601 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-02 12:57:02,601 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 12:57:02,601 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 12:57:02,602 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 12:57:02,602 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 12:57:02,602 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_a5ef9a82-8ce0-420a-9d4f-1e173faafdc0/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 -> 65f58f28fb2ab48eb34ed1db8ebd84c9e2d412cac48eab5e9d31a37142649836 [2024-12-02 12:57:02,837 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 12:57:02,845 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 12:57:02,848 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 12:57:02,849 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 12:57:02,849 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 12:57:02,850 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5ef9a82-8ce0-420a-9d4f-1e173faafdc0/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-19.i [2024-12-02 12:57:05,481 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5ef9a82-8ce0-420a-9d4f-1e173faafdc0/bin/uautomizer-verify-84ZbGMXZE1/data/c75f87d33/501d050bbe2542ea889b6ffc9ce4f94e/FLAG0845cbcc5 [2024-12-02 12:57:05,675 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 12:57:05,675 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5ef9a82-8ce0-420a-9d4f-1e173faafdc0/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-19.i [2024-12-02 12:57:05,681 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5ef9a82-8ce0-420a-9d4f-1e173faafdc0/bin/uautomizer-verify-84ZbGMXZE1/data/c75f87d33/501d050bbe2542ea889b6ffc9ce4f94e/FLAG0845cbcc5 [2024-12-02 12:57:06,041 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5ef9a82-8ce0-420a-9d4f-1e173faafdc0/bin/uautomizer-verify-84ZbGMXZE1/data/c75f87d33/501d050bbe2542ea889b6ffc9ce4f94e [2024-12-02 12:57:06,043 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 12:57:06,043 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 12:57:06,044 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 12:57:06,044 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 12:57:06,048 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 12:57:06,049 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:57:06" (1/1) ... [2024-12-02 12:57:06,050 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7edb3fc4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:57:06, skipping insertion in model container [2024-12-02 12:57:06,050 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:57:06" (1/1) ... [2024-12-02 12:57:06,063 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 12:57:06,164 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_a5ef9a82-8ce0-420a-9d4f-1e173faafdc0/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-19.i[915,928] [2024-12-02 12:57:06,187 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 12:57:06,197 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 12:57:06,207 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_a5ef9a82-8ce0-420a-9d4f-1e173faafdc0/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-19.i[915,928] [2024-12-02 12:57:06,219 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 12:57:06,232 INFO L204 MainTranslator]: Completed translation [2024-12-02 12:57:06,232 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:57:06 WrapperNode [2024-12-02 12:57:06,232 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 12:57:06,233 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 12:57:06,233 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 12:57:06,233 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 12:57:06,239 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:57:06" (1/1) ... [2024-12-02 12:57:06,244 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:57:06" (1/1) ... [2024-12-02 12:57:06,257 INFO L138 Inliner]: procedures = 26, calls = 29, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 89 [2024-12-02 12:57:06,257 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 12:57:06,258 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 12:57:06,258 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 12:57:06,258 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 12:57:06,264 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:57:06" (1/1) ... [2024-12-02 12:57:06,264 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:57:06" (1/1) ... [2024-12-02 12:57:06,265 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:57:06" (1/1) ... [2024-12-02 12:57:06,273 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-12-02 12:57:06,274 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:57:06" (1/1) ... [2024-12-02 12:57:06,274 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:57:06" (1/1) ... [2024-12-02 12:57:06,276 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:57:06" (1/1) ... [2024-12-02 12:57:06,277 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:57:06" (1/1) ... [2024-12-02 12:57:06,279 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:57:06" (1/1) ... [2024-12-02 12:57:06,280 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:57:06" (1/1) ... [2024-12-02 12:57:06,281 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:57:06" (1/1) ... [2024-12-02 12:57:06,282 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 12:57:06,283 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 12:57:06,283 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 12:57:06,283 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 12:57:06,284 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:57:06" (1/1) ... [2024-12-02 12:57:06,289 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 12:57:06,301 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5ef9a82-8ce0-420a-9d4f-1e173faafdc0/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 12:57:06,313 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5ef9a82-8ce0-420a-9d4f-1e173faafdc0/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 12:57:06,316 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5ef9a82-8ce0-420a-9d4f-1e173faafdc0/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 12:57:06,339 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 12:57:06,339 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-02 12:57:06,339 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-02 12:57:06,339 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-12-02 12:57:06,339 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 12:57:06,339 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 12:57:06,400 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 12:57:06,402 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 12:57:06,575 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-12-02 12:57:06,575 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 12:57:06,587 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 12:57:06,587 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-02 12:57:06,588 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:57:06 BoogieIcfgContainer [2024-12-02 12:57:06,588 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 12:57:06,590 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 12:57:06,590 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 12:57:06,596 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 12:57:06,596 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 12:57:06" (1/3) ... [2024-12-02 12:57:06,597 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d4ff53f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 12:57:06, skipping insertion in model container [2024-12-02 12:57:06,597 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:57:06" (2/3) ... [2024-12-02 12:57:06,597 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d4ff53f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 12:57:06, skipping insertion in model container [2024-12-02 12:57:06,598 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:57:06" (3/3) ... [2024-12-02 12:57:06,599 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount10_file-19.i [2024-12-02 12:57:06,617 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 12:57:06,619 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_operatoramount_amount10_file-19.i that has 2 procedures, 45 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-12-02 12:57:06,682 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 12:57:06,695 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;@1c30ef6a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 12:57:06,696 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-12-02 12:57:06,700 INFO L276 IsEmpty]: Start isEmpty. Operand has 45 states, 26 states have (on average 1.2692307692307692) internal successors, (33), 27 states have internal predecessors, (33), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2024-12-02 12:57:06,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-12-02 12:57:06,711 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 12:57:06,711 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 12:57:06,712 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 12:57:06,717 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 12:57:06,718 INFO L85 PathProgramCache]: Analyzing trace with hash -2097998841, now seen corresponding path program 1 times [2024-12-02 12:57:06,726 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 12:57:06,726 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2078089280] [2024-12-02 12:57:06,727 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:57:06,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 12:57:06,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:57:06,934 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 450 trivial. 0 not checked. [2024-12-02 12:57:06,934 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 12:57:06,934 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2078089280] [2024-12-02 12:57:06,935 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2078089280] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 12:57:06,935 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [690604558] [2024-12-02 12:57:06,935 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:57:06,935 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 12:57:06,936 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5ef9a82-8ce0-420a-9d4f-1e173faafdc0/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 12:57:06,938 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5ef9a82-8ce0-420a-9d4f-1e173faafdc0/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 12:57:06,939 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5ef9a82-8ce0-420a-9d4f-1e173faafdc0/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-12-02 12:57:07,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:57:07,049 INFO L256 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-02 12:57:07,056 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 12:57:07,082 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 450 trivial. 0 not checked. [2024-12-02 12:57:07,082 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 12:57:07,082 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [690604558] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 12:57:07,082 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 12:57:07,083 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-12-02 12:57:07,085 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [481963270] [2024-12-02 12:57:07,085 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 12:57:07,089 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-12-02 12:57:07,089 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 12:57:07,105 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-12-02 12:57:07,105 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 12:57:07,107 INFO L87 Difference]: Start difference. First operand has 45 states, 26 states have (on average 1.2692307692307692) internal successors, (33), 27 states have internal predecessors, (33), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) Second operand has 2 states, 2 states have (on average 11.5) internal successors, (23), 2 states have internal predecessors, (23), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 2 states have call successors, (16) [2024-12-02 12:57:07,124 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 12:57:07,124 INFO L93 Difference]: Finished difference Result 83 states and 140 transitions. [2024-12-02 12:57:07,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-02 12:57:07,125 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 11.5) internal successors, (23), 2 states have internal predecessors, (23), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 2 states have call successors, (16) Word has length 98 [2024-12-02 12:57:07,126 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 12:57:07,130 INFO L225 Difference]: With dead ends: 83 [2024-12-02 12:57:07,130 INFO L226 Difference]: Without dead ends: 41 [2024-12-02 12:57:07,133 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 99 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 12:57:07,135 INFO L435 NwaCegarLoop]: 58 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, 58 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 12:57:07,135 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 58 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 12:57:07,144 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41 states. [2024-12-02 12:57:07,156 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41 to 41. [2024-12-02 12:57:07,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 41 states, 23 states have (on average 1.1304347826086956) internal successors, (26), 23 states have internal predecessors, (26), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2024-12-02 12:57:07,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 58 transitions. [2024-12-02 12:57:07,161 INFO L78 Accepts]: Start accepts. Automaton has 41 states and 58 transitions. Word has length 98 [2024-12-02 12:57:07,161 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 12:57:07,161 INFO L471 AbstractCegarLoop]: Abstraction has 41 states and 58 transitions. [2024-12-02 12:57:07,161 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 11.5) internal successors, (23), 2 states have internal predecessors, (23), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 2 states have call successors, (16) [2024-12-02 12:57:07,162 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 58 transitions. [2024-12-02 12:57:07,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-12-02 12:57:07,164 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 12:57:07,164 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 12:57:07,170 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5ef9a82-8ce0-420a-9d4f-1e173faafdc0/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-12-02 12:57:07,365 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5ef9a82-8ce0-420a-9d4f-1e173faafdc0/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-12-02 12:57:07,365 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 12:57:07,366 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 12:57:07,366 INFO L85 PathProgramCache]: Analyzing trace with hash -1585843193, now seen corresponding path program 1 times [2024-12-02 12:57:07,366 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 12:57:07,366 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1469185110] [2024-12-02 12:57:07,366 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:57:07,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 12:57:07,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:57:07,708 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2024-12-02 12:57:07,708 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 12:57:07,708 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1469185110] [2024-12-02 12:57:07,709 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1469185110] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 12:57:07,709 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 12:57:07,709 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 12:57:07,709 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [761306391] [2024-12-02 12:57:07,709 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 12:57:07,710 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 12:57:07,710 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 12:57:07,710 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 12:57:07,711 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 12:57:07,711 INFO L87 Difference]: Start difference. First operand 41 states and 58 transitions. Second operand has 5 states, 5 states have (on average 4.2) internal successors, (21), 5 states have internal predecessors, (21), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2024-12-02 12:57:07,774 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 12:57:07,774 INFO L93 Difference]: Finished difference Result 49 states and 66 transitions. [2024-12-02 12:57:07,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 12:57:07,774 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.2) internal successors, (21), 5 states have internal predecessors, (21), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) Word has length 98 [2024-12-02 12:57:07,775 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 12:57:07,776 INFO L225 Difference]: With dead ends: 49 [2024-12-02 12:57:07,776 INFO L226 Difference]: Without dead ends: 47 [2024-12-02 12:57:07,776 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-12-02 12:57:07,777 INFO L435 NwaCegarLoop]: 55 mSDtfsCounter, 7 mSDsluCounter, 158 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 213 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 12:57:07,777 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [7 Valid, 213 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 12:57:07,778 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states. [2024-12-02 12:57:07,783 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 44. [2024-12-02 12:57:07,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 44 states, 26 states have (on average 1.1153846153846154) internal successors, (29), 26 states have internal predecessors, (29), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2024-12-02 12:57:07,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 61 transitions. [2024-12-02 12:57:07,785 INFO L78 Accepts]: Start accepts. Automaton has 44 states and 61 transitions. Word has length 98 [2024-12-02 12:57:07,786 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 12:57:07,786 INFO L471 AbstractCegarLoop]: Abstraction has 44 states and 61 transitions. [2024-12-02 12:57:07,786 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.2) internal successors, (21), 5 states have internal predecessors, (21), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2024-12-02 12:57:07,787 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 61 transitions. [2024-12-02 12:57:07,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2024-12-02 12:57:07,788 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 12:57:07,788 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 12:57:07,788 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-12-02 12:57:07,788 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 12:57:07,788 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 12:57:07,789 INFO L85 PathProgramCache]: Analyzing trace with hash 2144755289, now seen corresponding path program 1 times [2024-12-02 12:57:07,789 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 12:57:07,789 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1892745439] [2024-12-02 12:57:07,789 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:57:07,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 12:57:07,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:57:12,276 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2024-12-02 12:57:12,276 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 12:57:12,276 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1892745439] [2024-12-02 12:57:12,277 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1892745439] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 12:57:12,277 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 12:57:12,277 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-12-02 12:57:12,277 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [776871775] [2024-12-02 12:57:12,277 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 12:57:12,277 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-12-02 12:57:12,277 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 12:57:12,278 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-12-02 12:57:12,278 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-12-02 12:57:12,278 INFO L87 Difference]: Start difference. First operand 44 states and 61 transitions. Second operand has 6 states, 6 states have (on average 3.6666666666666665) internal successors, (22), 6 states have internal predecessors, (22), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2024-12-02 12:57:13,356 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 12:57:13,357 INFO L93 Difference]: Finished difference Result 54 states and 72 transitions. [2024-12-02 12:57:13,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-12-02 12:57:13,358 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 3.6666666666666665) internal successors, (22), 6 states have internal predecessors, (22), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) Word has length 99 [2024-12-02 12:57:13,358 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 12:57:13,359 INFO L225 Difference]: With dead ends: 54 [2024-12-02 12:57:13,359 INFO L226 Difference]: Without dead ends: 0 [2024-12-02 12:57:13,359 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2024-12-02 12:57:13,360 INFO L435 NwaCegarLoop]: 63 mSDtfsCounter, 21 mSDsluCounter, 197 mSDsCounter, 0 mSdLazyCounter, 54 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 260 SdHoareTripleChecker+Invalid, 58 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 54 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 12:57:13,360 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [21 Valid, 260 Invalid, 58 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 54 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 12:57:13,361 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-12-02 12:57:13,361 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-12-02 12:57:13,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 12:57:13,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-12-02 12:57:13,361 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 99 [2024-12-02 12:57:13,362 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 12:57:13,362 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-12-02 12:57:13,362 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 3.6666666666666665) internal successors, (22), 6 states have internal predecessors, (22), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2024-12-02 12:57:13,362 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-12-02 12:57:13,362 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-12-02 12:57:13,364 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-12-02 12:57:13,364 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-12-02 12:57:13,366 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-12-02 12:57:13,368 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2024-12-02 12:57:14,170 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-12-02 12:57:14,193 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 12:57:14 BoogieIcfgContainer [2024-12-02 12:57:14,193 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-12-02 12:57:14,193 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-02 12:57:14,194 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-02 12:57:14,194 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-02 12:57:14,194 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:57:06" (3/4) ... [2024-12-02 12:57:14,196 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-12-02 12:57:14,201 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2024-12-02 12:57:14,206 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2024-12-02 12:57:14,206 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-12-02 12:57:14,206 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-12-02 12:57:14,206 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-12-02 12:57:14,286 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5ef9a82-8ce0-420a-9d4f-1e173faafdc0/bin/uautomizer-verify-84ZbGMXZE1/witness.graphml [2024-12-02 12:57:14,287 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5ef9a82-8ce0-420a-9d4f-1e173faafdc0/bin/uautomizer-verify-84ZbGMXZE1/witness.yml [2024-12-02 12:57:14,287 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-02 12:57:14,288 INFO L158 Benchmark]: Toolchain (without parser) took 8243.87ms. Allocated memory was 117.4MB in the beginning and 302.0MB in the end (delta: 184.5MB). Free memory was 92.3MB in the beginning and 144.7MB in the end (delta: -52.4MB). Peak memory consumption was 131.1MB. Max. memory is 16.1GB. [2024-12-02 12:57:14,288 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 117.4MB. Free memory is still 72.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 12:57:14,288 INFO L158 Benchmark]: CACSL2BoogieTranslator took 188.52ms. Allocated memory is still 117.4MB. Free memory was 92.3MB in the beginning and 80.3MB in the end (delta: 12.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-02 12:57:14,288 INFO L158 Benchmark]: Boogie Procedure Inliner took 24.27ms. Allocated memory is still 117.4MB. Free memory was 80.3MB in the beginning and 78.8MB in the end (delta: 1.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-02 12:57:14,289 INFO L158 Benchmark]: Boogie Preprocessor took 24.20ms. Allocated memory is still 117.4MB. Free memory was 78.8MB in the beginning and 77.3MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 12:57:14,289 INFO L158 Benchmark]: RCFGBuilder took 305.42ms. Allocated memory is still 117.4MB. Free memory was 77.3MB in the beginning and 64.8MB in the end (delta: 12.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-02 12:57:14,289 INFO L158 Benchmark]: TraceAbstraction took 7602.70ms. Allocated memory was 117.4MB in the beginning and 302.0MB in the end (delta: 184.5MB). Free memory was 64.3MB in the beginning and 150.3MB in the end (delta: -86.0MB). Peak memory consumption was 105.9MB. Max. memory is 16.1GB. [2024-12-02 12:57:14,289 INFO L158 Benchmark]: Witness Printer took 93.24ms. Allocated memory is still 302.0MB. Free memory was 150.3MB in the beginning and 144.7MB in the end (delta: 5.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 12:57:14,291 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 117.4MB. Free memory is still 72.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 188.52ms. Allocated memory is still 117.4MB. Free memory was 92.3MB in the beginning and 80.3MB in the end (delta: 12.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 24.27ms. Allocated memory is still 117.4MB. Free memory was 80.3MB in the beginning and 78.8MB in the end (delta: 1.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 24.20ms. Allocated memory is still 117.4MB. Free memory was 78.8MB in the beginning and 77.3MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 305.42ms. Allocated memory is still 117.4MB. Free memory was 77.3MB in the beginning and 64.8MB in the end (delta: 12.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * TraceAbstraction took 7602.70ms. Allocated memory was 117.4MB in the beginning and 302.0MB in the end (delta: 184.5MB). Free memory was 64.3MB in the beginning and 150.3MB in the end (delta: -86.0MB). Peak memory consumption was 105.9MB. Max. memory is 16.1GB. * Witness Printer took 93.24ms. Allocated memory is still 302.0MB. Free memory was 150.3MB in the beginning and 144.7MB in the end (delta: 5.7MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 19]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 45 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 6.7s, OverallIterations: 3, TraceHistogramMax: 16, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 28 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 28 mSDsluCounter, 531 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 355 mSDsCounter, 5 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 69 IncrementalHoareTripleChecker+Invalid, 74 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 5 mSolverCounterUnsat, 176 mSDtfsCounter, 69 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 118 GetRequests, 104 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 1.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=45occurred in iteration=0, InterpolantAutomatonStates: 16, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 3 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 4.9s InterpolantComputationTime, 393 NumberOfCodeBlocks, 393 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 389 ConstructedInterpolants, 0 QuantifiedInterpolants, 894 SizeOfPredicates, 0 NumberOfNonLiveVariables, 216 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 4 InterpolantComputations, 3 PerfectInterpolantSequences, 1890/1920 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 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 77]: Loop Invariant Derived loop invariant: (((((3 + var_1_7) < var_1_8) || ((((var_1_3 / ((((((long long) var_1_4 + var_1_5) / 4294967296) * -4294967296) + var_1_4) + var_1_5)) < (((((var_1_3 / ((((((long long) var_1_4 + var_1_5) / 4294967296) * -4294967296) + var_1_4) + var_1_5)) >= 0) ? ((var_1_3 / ((((((long long) var_1_4 + var_1_5) / 4294967296) * -4294967296) + var_1_4) + var_1_5)) / 4294967296) : (((var_1_3 / ((((((long long) var_1_4 + var_1_5) / 4294967296) * -4294967296) + var_1_4) + var_1_5)) / 4294967296) - 1)) * 4294967296) + var_1_6)) || (var_1_1 == var_1_9)) && (((((((var_1_3 / ((((((long long) var_1_4 + var_1_5) / 4294967296) * -4294967296) + var_1_4) + var_1_5)) >= 0) ? ((var_1_3 / ((((((long long) var_1_4 + var_1_5) / 4294967296) * -4294967296) + var_1_4) + var_1_5)) / 4294967296) : (((var_1_3 / ((((((long long) var_1_4 + var_1_5) / 4294967296) * -4294967296) + var_1_4) + var_1_5)) / 4294967296) - 1)) * 4294967296) + var_1_6) < ((var_1_3 / ((((((long long) var_1_4 + var_1_5) / 4294967296) * -4294967296) + var_1_4) + var_1_5)) + 1)) || ((((((65536 + var_1_1) == ((65532 + var_1_9) % 65536)) || (((65532 + var_1_9) % 65536) < 32768)) && ((32767 < ((65532 + var_1_9) % 65536)) || (((65532 + var_1_9) % 65536) == var_1_1))) || (var_1_9 < (var_1_7 + 4))) && (((3 + var_1_7) < var_1_9) || (((((var_1_7 >= 0) ? (var_1_7 % 65536) : ((var_1_7 % 65536) + 65536)) == (65536 + var_1_1)) || (((var_1_7 >= 0) ? (var_1_7 % 65536) : ((var_1_7 % 65536) + 65536)) < 32768)) && ((32767 < ((var_1_7 >= 0) ? (var_1_7 % 65536) : ((var_1_7 % 65536) + 65536))) || (((var_1_7 >= 0) ? (var_1_7 % 65536) : ((var_1_7 % 65536) + 65536)) == var_1_1)))))))) && (((((var_1_3 / ((((((long long) var_1_4 + var_1_5) / 4294967296) * -4294967296) + var_1_4) + var_1_5)) < (((((var_1_3 / ((((((long long) var_1_4 + var_1_5) / 4294967296) * -4294967296) + var_1_4) + var_1_5)) >= 0) ? ((var_1_3 / ((((((long long) var_1_4 + var_1_5) / 4294967296) * -4294967296) + var_1_4) + var_1_5)) / 4294967296) : (((var_1_3 / ((((((long long) var_1_4 + var_1_5) / 4294967296) * -4294967296) + var_1_4) + var_1_5)) / 4294967296) - 1)) * 4294967296) + var_1_6)) || (var_1_1 == var_1_9)) && ((((32767 < ((65532 + var_1_8) % 65536)) || (((((((65532 + var_1_8) % 65536) == var_1_1) || (var_1_8 < (var_1_9 + 1))) && ((var_1_9 < var_1_8) || (((65532 + var_1_9) % 65536) == var_1_1))) || (32767 < ((65532 + var_1_9) % 65536))) && ((((((65532 + var_1_8) % 65536) == var_1_1) || (var_1_8 < (var_1_9 + 1))) && ((var_1_9 < var_1_8) || ((65536 + var_1_1) == ((65532 + var_1_9) % 65536)))) || (((65532 + var_1_9) % 65536) < 32768)))) && ((((32767 < ((65532 + var_1_9) % 65536)) || (((var_1_9 < var_1_8) || (((65532 + var_1_9) % 65536) == var_1_1)) && ((var_1_8 < (var_1_9 + 1)) || ((65536 + var_1_1) == ((65532 + var_1_8) % 65536))))) && ((((65532 + var_1_9) % 65536) < 32768) || (((var_1_8 < (var_1_9 + 1)) || ((65536 + var_1_1) == ((65532 + var_1_8) % 65536))) && ((var_1_9 < var_1_8) || ((65536 + var_1_1) == ((65532 + var_1_9) % 65536)))))) || (((65532 + var_1_8) % 65536) < 32768))) || ((((((var_1_3 / ((((((long long) var_1_4 + var_1_5) / 4294967296) * -4294967296) + var_1_4) + var_1_5)) >= 0) ? ((var_1_3 / ((((((long long) var_1_4 + var_1_5) / 4294967296) * -4294967296) + var_1_4) + var_1_5)) / 4294967296) : (((var_1_3 / ((((((long long) var_1_4 + var_1_5) / 4294967296) * -4294967296) + var_1_4) + var_1_5)) / 4294967296) - 1)) * 4294967296) + var_1_6) < ((var_1_3 / ((((((long long) var_1_4 + var_1_5) / 4294967296) * -4294967296) + var_1_4) + var_1_5)) + 1)))) || (var_1_8 < (var_1_7 + 4)))) || (var_1_2 == 0)) RESULT: Ultimate proved your program to be correct! [2024-12-02 12:57:14,326 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5ef9a82-8ce0-420a-9d4f-1e173faafdc0/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 Writing output log to file Ultimate.log Result: TRUE