./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-17.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_b3fbacaa-a908-4dca-ae8c-c04a4a6b9b0d/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3fbacaa-a908-4dca-ae8c-c04a4a6b9b0d/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_b3fbacaa-a908-4dca-ae8c-c04a4a6b9b0d/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3fbacaa-a908-4dca-ae8c-c04a4a6b9b0d/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-17.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3fbacaa-a908-4dca-ae8c-c04a4a6b9b0d/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_b3fbacaa-a908-4dca-ae8c-c04a4a6b9b0d/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 c5b154791397fe03f4ccd2aee6b69c381d6379db1356ccf04a464c527d54c8e6 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 07:44:29,463 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 07:44:29,520 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3fbacaa-a908-4dca-ae8c-c04a4a6b9b0d/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-12-02 07:44:29,525 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 07:44:29,525 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 07:44:29,550 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 07:44:29,551 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 07:44:29,551 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 07:44:29,551 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 07:44:29,551 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 07:44:29,551 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 07:44:29,552 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 07:44:29,552 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 07:44:29,552 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 07:44:29,552 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 07:44:29,552 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 07:44:29,553 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 07:44:29,553 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-02 07:44:29,553 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-02 07:44:29,553 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-02 07:44:29,553 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 07:44:29,553 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 07:44:29,553 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 07:44:29,553 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 07:44:29,553 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-02 07:44:29,554 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 07:44:29,554 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 07:44:29,554 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 07:44:29,554 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 07:44:29,554 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 07:44:29,554 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 07:44:29,554 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 07:44:29,554 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 07:44:29,554 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 07:44:29,554 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 07:44:29,554 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 07:44:29,554 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 07:44:29,555 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 07:44:29,555 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 07:44:29,555 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 07:44:29,555 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 07:44:29,555 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 07:44:29,555 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-12-02 07:44:29,555 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-02 07:44:29,555 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 07:44:29,555 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 07:44:29,556 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 07:44:29,556 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 07:44:29,556 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_b3fbacaa-a908-4dca-ae8c-c04a4a6b9b0d/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 -> c5b154791397fe03f4ccd2aee6b69c381d6379db1356ccf04a464c527d54c8e6 [2024-12-02 07:44:29,795 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 07:44:29,803 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 07:44:29,806 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 07:44:29,807 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 07:44:29,808 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 07:44:29,809 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3fbacaa-a908-4dca-ae8c-c04a4a6b9b0d/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-17.i [2024-12-02 07:44:33,088 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3fbacaa-a908-4dca-ae8c-c04a4a6b9b0d/bin/uautomizer-verify-84ZbGMXZE1/data/120b3df49/aa3aceb8dbec48ca9a1352c3efaf3060/FLAGa76479774 [2024-12-02 07:44:33,297 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 07:44:33,297 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3fbacaa-a908-4dca-ae8c-c04a4a6b9b0d/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-17.i [2024-12-02 07:44:33,305 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3fbacaa-a908-4dca-ae8c-c04a4a6b9b0d/bin/uautomizer-verify-84ZbGMXZE1/data/120b3df49/aa3aceb8dbec48ca9a1352c3efaf3060/FLAGa76479774 [2024-12-02 07:44:33,321 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3fbacaa-a908-4dca-ae8c-c04a4a6b9b0d/bin/uautomizer-verify-84ZbGMXZE1/data/120b3df49/aa3aceb8dbec48ca9a1352c3efaf3060 [2024-12-02 07:44:33,324 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 07:44:33,325 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 07:44:33,327 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 07:44:33,327 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 07:44:33,331 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 07:44:33,331 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:44:33" (1/1) ... [2024-12-02 07:44:33,332 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65231da0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:44:33, skipping insertion in model container [2024-12-02 07:44:33,332 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:44:33" (1/1) ... [2024-12-02 07:44:33,348 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 07:44:33,479 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_b3fbacaa-a908-4dca-ae8c-c04a4a6b9b0d/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-17.i[915,928] [2024-12-02 07:44:33,524 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 07:44:33,535 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 07:44:33,545 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_b3fbacaa-a908-4dca-ae8c-c04a4a6b9b0d/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-17.i[915,928] [2024-12-02 07:44:33,569 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 07:44:33,583 INFO L204 MainTranslator]: Completed translation [2024-12-02 07:44:33,584 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:44:33 WrapperNode [2024-12-02 07:44:33,584 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 07:44:33,585 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 07:44:33,585 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 07:44:33,585 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 07:44:33,591 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:44:33" (1/1) ... [2024-12-02 07:44:33,599 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:44:33" (1/1) ... [2024-12-02 07:44:33,624 INFO L138 Inliner]: procedures = 26, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 144 [2024-12-02 07:44:33,624 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 07:44:33,625 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 07:44:33,625 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 07:44:33,625 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 07:44:33,633 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:44:33" (1/1) ... [2024-12-02 07:44:33,633 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:44:33" (1/1) ... [2024-12-02 07:44:33,635 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:44:33" (1/1) ... [2024-12-02 07:44:33,650 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 07:44:33,650 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:44:33" (1/1) ... [2024-12-02 07:44:33,651 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:44:33" (1/1) ... [2024-12-02 07:44:33,657 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:44:33" (1/1) ... [2024-12-02 07:44:33,658 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:44:33" (1/1) ... [2024-12-02 07:44:33,662 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:44:33" (1/1) ... [2024-12-02 07:44:33,664 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:44:33" (1/1) ... [2024-12-02 07:44:33,665 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:44:33" (1/1) ... [2024-12-02 07:44:33,667 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 07:44:33,668 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 07:44:33,668 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 07:44:33,668 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 07:44:33,669 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:44:33" (1/1) ... [2024-12-02 07:44:33,675 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 07:44:33,686 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3fbacaa-a908-4dca-ae8c-c04a4a6b9b0d/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 07:44:33,699 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3fbacaa-a908-4dca-ae8c-c04a4a6b9b0d/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 07:44:33,701 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3fbacaa-a908-4dca-ae8c-c04a4a6b9b0d/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 07:44:33,730 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 07:44:33,730 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-02 07:44:33,730 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-02 07:44:33,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-12-02 07:44:33,730 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 07:44:33,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 07:44:33,813 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 07:44:33,815 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 07:44:34,059 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-12-02 07:44:34,059 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 07:44:34,071 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 07:44:34,071 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-02 07:44:34,072 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:44:34 BoogieIcfgContainer [2024-12-02 07:44:34,072 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 07:44:34,074 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 07:44:34,075 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 07:44:34,080 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 07:44:34,080 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 07:44:33" (1/3) ... [2024-12-02 07:44:34,081 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20159f7a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 07:44:34, skipping insertion in model container [2024-12-02 07:44:34,081 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:44:33" (2/3) ... [2024-12-02 07:44:34,081 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20159f7a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 07:44:34, skipping insertion in model container [2024-12-02 07:44:34,082 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:44:34" (3/3) ... [2024-12-02 07:44:34,083 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount25_file-17.i [2024-12-02 07:44:34,101 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 07:44:34,103 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_operatoramount_amount25_file-17.i that has 2 procedures, 66 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-12-02 07:44:34,168 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 07:44:34,182 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;@4494308, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 07:44:34,183 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-12-02 07:44:34,187 INFO L276 IsEmpty]: Start isEmpty. Operand has 66 states, 40 states have (on average 1.3) internal successors, (52), 41 states have internal predecessors, (52), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-12-02 07:44:34,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2024-12-02 07:44:34,201 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:44:34,202 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:44:34,202 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 07:44:34,207 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:44:34,208 INFO L85 PathProgramCache]: Analyzing trace with hash -1780464124, now seen corresponding path program 1 times [2024-12-02 07:44:34,217 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:44:34,218 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [135716457] [2024-12-02 07:44:34,218 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:44:34,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:44:34,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:44:34,518 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 968 trivial. 0 not checked. [2024-12-02 07:44:34,519 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:44:34,519 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [135716457] [2024-12-02 07:44:34,520 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [135716457] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 07:44:34,520 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [573228923] [2024-12-02 07:44:34,520 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:44:34,520 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 07:44:34,520 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3fbacaa-a908-4dca-ae8c-c04a4a6b9b0d/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 07:44:34,523 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3fbacaa-a908-4dca-ae8c-c04a4a6b9b0d/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 07:44:34,526 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3fbacaa-a908-4dca-ae8c-c04a4a6b9b0d/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-12-02 07:44:34,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:44:34,692 INFO L256 TraceCheckSpWp]: Trace formula consists of 315 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-02 07:44:34,701 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 07:44:34,730 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 968 trivial. 0 not checked. [2024-12-02 07:44:34,730 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 07:44:34,730 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [573228923] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:44:34,731 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 07:44:34,731 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-12-02 07:44:34,733 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1194646486] [2024-12-02 07:44:34,733 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:44:34,737 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-12-02 07:44:34,737 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:44:34,754 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-12-02 07:44:34,754 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 07:44:34,757 INFO L87 Difference]: Start difference. First operand has 66 states, 40 states have (on average 1.3) internal successors, (52), 41 states have internal predecessors, (52), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) Second operand has 2 states, 2 states have (on average 17.0) internal successors, (34), 2 states have internal predecessors, (34), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) [2024-12-02 07:44:34,782 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:44:34,782 INFO L93 Difference]: Finished difference Result 125 states and 213 transitions. [2024-12-02 07:44:34,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-02 07:44:34,784 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 17.0) internal successors, (34), 2 states have internal predecessors, (34), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) Word has length 144 [2024-12-02 07:44:34,784 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:44:34,790 INFO L225 Difference]: With dead ends: 125 [2024-12-02 07:44:34,790 INFO L226 Difference]: Without dead ends: 62 [2024-12-02 07:44:34,793 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 145 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 07:44:34,796 INFO L435 NwaCegarLoop]: 91 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, 91 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 07:44:34,797 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 91 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 07:44:34,808 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2024-12-02 07:44:34,826 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 62. [2024-12-02 07:44:34,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62 states, 37 states have (on average 1.2162162162162162) internal successors, (45), 37 states have internal predecessors, (45), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-12-02 07:44:34,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 91 transitions. [2024-12-02 07:44:34,832 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 91 transitions. Word has length 144 [2024-12-02 07:44:34,833 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:44:34,833 INFO L471 AbstractCegarLoop]: Abstraction has 62 states and 91 transitions. [2024-12-02 07:44:34,833 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 17.0) internal successors, (34), 2 states have internal predecessors, (34), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) [2024-12-02 07:44:34,833 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 91 transitions. [2024-12-02 07:44:34,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2024-12-02 07:44:34,836 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:44:34,836 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:44:34,843 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3fbacaa-a908-4dca-ae8c-c04a4a6b9b0d/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-12-02 07:44:35,037 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3fbacaa-a908-4dca-ae8c-c04a4a6b9b0d/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 07:44:35,037 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 07:44:35,038 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:44:35,038 INFO L85 PathProgramCache]: Analyzing trace with hash -1587235702, now seen corresponding path program 1 times [2024-12-02 07:44:35,039 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:44:35,039 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1343835103] [2024-12-02 07:44:35,039 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:44:35,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:44:35,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-02 07:44:35,203 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1906433117] [2024-12-02 07:44:35,203 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:44:35,203 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 07:44:35,204 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3fbacaa-a908-4dca-ae8c-c04a4a6b9b0d/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 07:44:35,205 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3fbacaa-a908-4dca-ae8c-c04a4a6b9b0d/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 07:44:35,207 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3fbacaa-a908-4dca-ae8c-c04a4a6b9b0d/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-12-02 07:44:35,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-02 07:44:35,343 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-02 07:44:35,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-02 07:44:35,473 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-12-02 07:44:35,473 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-12-02 07:44:35,474 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-12-02 07:44:35,483 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3fbacaa-a908-4dca-ae8c-c04a4a6b9b0d/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-12-02 07:44:35,676 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3fbacaa-a908-4dca-ae8c-c04a4a6b9b0d/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2024-12-02 07:44:35,679 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1] [2024-12-02 07:44:35,759 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-12-02 07:44:35,762 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 07:44:35 BoogieIcfgContainer [2024-12-02 07:44:35,762 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-12-02 07:44:35,763 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-02 07:44:35,763 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-02 07:44:35,763 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-02 07:44:35,764 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:44:34" (3/4) ... [2024-12-02 07:44:35,767 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-02 07:44:35,768 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-02 07:44:35,768 INFO L158 Benchmark]: Toolchain (without parser) took 2443.21ms. Allocated memory is still 117.4MB. Free memory was 92.1MB in the beginning and 35.2MB in the end (delta: 56.9MB). Peak memory consumption was 55.3MB. Max. memory is 16.1GB. [2024-12-02 07:44:35,769 INFO L158 Benchmark]: CDTParser took 0.42ms. 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 07:44:35,769 INFO L158 Benchmark]: CACSL2BoogieTranslator took 257.82ms. Allocated memory is still 117.4MB. Free memory was 92.1MB in the beginning and 79.4MB in the end (delta: 12.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-02 07:44:35,769 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.59ms. Allocated memory is still 117.4MB. Free memory was 79.4MB in the beginning and 77.5MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 07:44:35,770 INFO L158 Benchmark]: Boogie Preprocessor took 42.31ms. Allocated memory is still 117.4MB. Free memory was 77.5MB in the beginning and 75.7MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 07:44:35,770 INFO L158 Benchmark]: RCFGBuilder took 404.02ms. Allocated memory is still 117.4MB. Free memory was 75.7MB in the beginning and 60.3MB in the end (delta: 15.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-02 07:44:35,770 INFO L158 Benchmark]: TraceAbstraction took 1688.03ms. Allocated memory is still 117.4MB. Free memory was 59.8MB in the beginning and 35.8MB in the end (delta: 24.0MB). Peak memory consumption was 21.7MB. Max. memory is 16.1GB. [2024-12-02 07:44:35,771 INFO L158 Benchmark]: Witness Printer took 4.51ms. Allocated memory is still 117.4MB. Free memory was 35.8MB in the beginning and 35.2MB in the end (delta: 584.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 07:44:35,773 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42ms. Allocated memory is still 117.4MB. Free memory is still 72.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 257.82ms. Allocated memory is still 117.4MB. Free memory was 92.1MB in the beginning and 79.4MB in the end (delta: 12.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.59ms. Allocated memory is still 117.4MB. Free memory was 79.4MB in the beginning and 77.5MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 42.31ms. Allocated memory is still 117.4MB. Free memory was 77.5MB in the beginning and 75.7MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 404.02ms. Allocated memory is still 117.4MB. Free memory was 75.7MB in the beginning and 60.3MB in the end (delta: 15.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 1688.03ms. Allocated memory is still 117.4MB. Free memory was 59.8MB in the beginning and 35.8MB in the end (delta: 24.0MB). Peak memory consumption was 21.7MB. Max. memory is 16.1GB. * Witness Printer took 4.51ms. Allocated memory is still 117.4MB. Free memory was 35.8MB in the beginning and 35.2MB in the end (delta: 584.5kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryArithmeticDOUBLEoperation at line 49, overapproximation of someBinaryDOUBLEComparisonOperation at line 75, overapproximation of someBinaryDOUBLEComparisonOperation at line 59, overapproximation of someBinaryDOUBLEComparisonOperation at line 42, overapproximation of someBinaryDOUBLEComparisonOperation at line 72, overapproximation of someBinaryDOUBLEComparisonOperation at line 96, overapproximation of someBinaryDOUBLEComparisonOperation at line 61, overapproximation of someBinaryDOUBLEComparisonOperation at line 73, overapproximation of someBinaryDOUBLEComparisonOperation at line 76, overapproximation of someBinaryDOUBLEComparisonOperation at line 57. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 10000000.8; [L23] double var_1_3 = 16.2; [L24] double var_1_4 = 7.5; [L25] double var_1_5 = 49.6; [L26] signed short int var_1_6 = -10; [L27] unsigned long int var_1_7 = 3280833198; [L28] unsigned long int var_1_8 = 10000000; [L29] signed short int var_1_10 = 1; [L30] signed long int var_1_11 = -32; [L31] double var_1_12 = 128.25; [L32] double var_1_13 = 4.4; [L33] signed long int var_1_14 = -1; [L34] signed long int var_1_15 = 4; [L35] signed long int var_1_16 = 64; [L36] signed long int var_1_17 = 4; [L37] unsigned char var_1_18 = 1; [L38] unsigned char var_1_19 = 1; VAL [isInitial=0, var_1_10=1, var_1_11=-32, var_1_12=513/4, var_1_13=22/5, var_1_14=-1, var_1_15=4, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=1, var_1_1=50000004/5, var_1_3=81/5, var_1_4=15/2, var_1_5=248/5, var_1_6=-10, var_1_7=3280833198, var_1_8=10000000] [L100] isInitial = 1 [L101] FCALL initially() [L103] FCALL updateLastVariables() [L104] CALL updateVariables() [L56] var_1_3 = __VERIFIER_nondet_double() [L57] CALL assume_abort_if_not((var_1_3 >= -461168.6018427382800e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 4611686.018427382800e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=-32, var_1_12=513/4, var_1_13=22/5, var_1_14=-1, var_1_15=4, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=1, var_1_1=50000004/5, var_1_4=15/2, var_1_5=248/5, var_1_6=-10, var_1_7=3280833198, var_1_8=10000000] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=-32, var_1_12=513/4, var_1_13=22/5, var_1_14=-1, var_1_15=4, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=1, var_1_1=50000004/5, var_1_4=15/2, var_1_5=248/5, var_1_6=-10, var_1_7=3280833198, var_1_8=10000000] [L57] RET assume_abort_if_not((var_1_3 >= -461168.6018427382800e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 4611686.018427382800e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=1, var_1_11=-32, var_1_12=513/4, var_1_13=22/5, var_1_14=-1, var_1_15=4, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=1, var_1_1=50000004/5, var_1_4=15/2, var_1_5=248/5, var_1_6=-10, var_1_7=3280833198, var_1_8=10000000] [L58] var_1_4 = __VERIFIER_nondet_double() [L59] CALL assume_abort_if_not((var_1_4 >= -461168.6018427382800e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 4611686.018427382800e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=-32, var_1_12=513/4, var_1_13=22/5, var_1_14=-1, var_1_15=4, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=1, var_1_1=50000004/5, var_1_5=248/5, var_1_6=-10, var_1_7=3280833198, var_1_8=10000000] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=-32, var_1_12=513/4, var_1_13=22/5, var_1_14=-1, var_1_15=4, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=1, var_1_1=50000004/5, var_1_5=248/5, var_1_6=-10, var_1_7=3280833198, var_1_8=10000000] [L59] RET assume_abort_if_not((var_1_4 >= -461168.6018427382800e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 4611686.018427382800e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=1, var_1_11=-32, var_1_12=513/4, var_1_13=22/5, var_1_14=-1, var_1_15=4, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=1, var_1_1=50000004/5, var_1_5=248/5, var_1_6=-10, var_1_7=3280833198, var_1_8=10000000] [L60] var_1_5 = __VERIFIER_nondet_double() [L61] CALL assume_abort_if_not((var_1_5 >= -230584.3009213691390e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 2305843.009213691390e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=-32, var_1_12=513/4, var_1_13=22/5, var_1_14=-1, var_1_15=4, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=1, var_1_1=50000004/5, var_1_6=-10, var_1_7=3280833198, var_1_8=10000000] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=-32, var_1_12=513/4, var_1_13=22/5, var_1_14=-1, var_1_15=4, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=1, var_1_1=50000004/5, var_1_6=-10, var_1_7=3280833198, var_1_8=10000000] [L61] RET assume_abort_if_not((var_1_5 >= -230584.3009213691390e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 2305843.009213691390e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=1, var_1_11=-32, var_1_12=513/4, var_1_13=22/5, var_1_14=-1, var_1_15=4, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=1, var_1_1=50000004/5, var_1_6=-10, var_1_7=3280833198, var_1_8=10000000] [L62] var_1_7 = __VERIFIER_nondet_ulong() [L63] CALL assume_abort_if_not(var_1_7 >= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=-32, var_1_12=513/4, var_1_13=22/5, var_1_14=-1, var_1_15=4, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=1, var_1_1=50000004/5, var_1_6=-10, var_1_7=-2147483649, var_1_8=10000000] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=-32, var_1_12=513/4, var_1_13=22/5, var_1_14=-1, var_1_15=4, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=1, var_1_1=50000004/5, var_1_6=-10, var_1_7=-2147483649, var_1_8=10000000] [L63] RET assume_abort_if_not(var_1_7 >= 2147483647) VAL [isInitial=1, var_1_10=1, var_1_11=-32, var_1_12=513/4, var_1_13=22/5, var_1_14=-1, var_1_15=4, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=1, var_1_1=50000004/5, var_1_6=-10, var_1_7=-2147483649, var_1_8=10000000] [L64] CALL assume_abort_if_not(var_1_7 <= 4294967295) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=-32, var_1_12=513/4, var_1_13=22/5, var_1_14=-1, var_1_15=4, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=1, var_1_1=50000004/5, var_1_6=-10, var_1_7=-2147483649, var_1_8=10000000] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=-32, var_1_12=513/4, var_1_13=22/5, var_1_14=-1, var_1_15=4, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=1, var_1_1=50000004/5, var_1_6=-10, var_1_7=-2147483649, var_1_8=10000000] [L64] RET assume_abort_if_not(var_1_7 <= 4294967295) VAL [isInitial=1, var_1_10=1, var_1_11=-32, var_1_12=513/4, var_1_13=22/5, var_1_14=-1, var_1_15=4, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=1, var_1_1=50000004/5, var_1_6=-10, var_1_7=-2147483649, var_1_8=10000000] [L65] var_1_8 = __VERIFIER_nondet_ulong() [L66] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=-32, var_1_12=513/4, var_1_13=22/5, var_1_14=-1, var_1_15=4, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=1, var_1_1=50000004/5, var_1_6=-10, var_1_7=-2147483649] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=-32, var_1_12=513/4, var_1_13=22/5, var_1_14=-1, var_1_15=4, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=1, var_1_1=50000004/5, var_1_6=-10, var_1_7=-2147483649] [L66] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, var_1_10=1, var_1_11=-32, var_1_12=513/4, var_1_13=22/5, var_1_14=-1, var_1_15=4, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=1, var_1_1=50000004/5, var_1_6=-10, var_1_7=-2147483649] [L67] CALL assume_abort_if_not(var_1_8 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=-32, var_1_12=513/4, var_1_13=22/5, var_1_14=-1, var_1_15=4, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=1, var_1_1=50000004/5, var_1_6=-10, var_1_7=-2147483649, var_1_8=-6442450945] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=-32, var_1_12=513/4, var_1_13=22/5, var_1_14=-1, var_1_15=4, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=1, var_1_1=50000004/5, var_1_6=-10, var_1_7=-2147483649, var_1_8=-6442450945] [L67] RET assume_abort_if_not(var_1_8 <= 2147483647) VAL [isInitial=1, var_1_10=1, var_1_11=-32, var_1_12=513/4, var_1_13=22/5, var_1_14=-1, var_1_15=4, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=1, var_1_1=50000004/5, var_1_6=-10, var_1_7=-2147483649, var_1_8=-6442450945] [L68] var_1_10 = __VERIFIER_nondet_short() [L69] CALL assume_abort_if_not(var_1_10 >= -32767) VAL [\old(cond)=1, isInitial=1, var_1_10=-32767, var_1_11=-32, var_1_12=513/4, var_1_13=22/5, var_1_14=-1, var_1_15=4, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=1, var_1_1=50000004/5, var_1_6=-10, var_1_7=-2147483649, var_1_8=-6442450945] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-32767, var_1_11=-32, var_1_12=513/4, var_1_13=22/5, var_1_14=-1, var_1_15=4, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=1, var_1_1=50000004/5, var_1_6=-10, var_1_7=-2147483649, var_1_8=-6442450945] [L69] RET assume_abort_if_not(var_1_10 >= -32767) VAL [isInitial=1, var_1_10=-32767, var_1_11=-32, var_1_12=513/4, var_1_13=22/5, var_1_14=-1, var_1_15=4, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=1, var_1_1=50000004/5, var_1_6=-10, var_1_7=-2147483649, var_1_8=-6442450945] [L70] CALL assume_abort_if_not(var_1_10 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=-32767, var_1_11=-32, var_1_12=513/4, var_1_13=22/5, var_1_14=-1, var_1_15=4, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=1, var_1_1=50000004/5, var_1_6=-10, var_1_7=-2147483649, var_1_8=-6442450945] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-32767, var_1_11=-32, var_1_12=513/4, var_1_13=22/5, var_1_14=-1, var_1_15=4, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=1, var_1_1=50000004/5, var_1_6=-10, var_1_7=-2147483649, var_1_8=-6442450945] [L70] RET assume_abort_if_not(var_1_10 <= 32766) VAL [isInitial=1, var_1_10=-32767, var_1_11=-32, var_1_12=513/4, var_1_13=22/5, var_1_14=-1, var_1_15=4, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=1, var_1_1=50000004/5, var_1_6=-10, var_1_7=-2147483649, var_1_8=-6442450945] [L71] var_1_12 = __VERIFIER_nondet_double() [L72] CALL assume_abort_if_not((var_1_12 >= -922337.2036854776000e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854776000e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-32767, var_1_11=-32, var_1_13=22/5, var_1_14=-1, var_1_15=4, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=1, var_1_1=50000004/5, var_1_6=-10, var_1_7=-2147483649, var_1_8=-6442450945] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-32767, var_1_11=-32, var_1_13=22/5, var_1_14=-1, var_1_15=4, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=1, var_1_1=50000004/5, var_1_6=-10, var_1_7=-2147483649, var_1_8=-6442450945] [L72] RET assume_abort_if_not((var_1_12 >= -922337.2036854776000e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854776000e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-32767, var_1_11=-32, var_1_13=22/5, var_1_14=-1, var_1_15=4, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=1, var_1_1=50000004/5, var_1_6=-10, var_1_7=-2147483649, var_1_8=-6442450945] [L73] CALL assume_abort_if_not(var_1_12 != 0.0F) VAL [\old(cond)=1, isInitial=1, var_1_10=-32767, var_1_11=-32, var_1_13=22/5, var_1_14=-1, var_1_15=4, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=1, var_1_1=50000004/5, var_1_6=-10, var_1_7=-2147483649, var_1_8=-6442450945] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-32767, var_1_11=-32, var_1_13=22/5, var_1_14=-1, var_1_15=4, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=1, var_1_1=50000004/5, var_1_6=-10, var_1_7=-2147483649, var_1_8=-6442450945] [L73] RET assume_abort_if_not(var_1_12 != 0.0F) VAL [isInitial=1, var_1_10=-32767, var_1_11=-32, var_1_13=22/5, var_1_14=-1, var_1_15=4, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=1, var_1_1=50000004/5, var_1_6=-10, var_1_7=-2147483649, var_1_8=-6442450945] [L74] var_1_13 = __VERIFIER_nondet_double() [L75] CALL assume_abort_if_not((var_1_13 >= -922337.2036854776000e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854776000e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-32767, var_1_11=-32, var_1_14=-1, var_1_15=4, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=1, var_1_1=50000004/5, var_1_6=-10, var_1_7=-2147483649, var_1_8=-6442450945] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-32767, var_1_11=-32, var_1_14=-1, var_1_15=4, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=1, var_1_1=50000004/5, var_1_6=-10, var_1_7=-2147483649, var_1_8=-6442450945] [L75] RET assume_abort_if_not((var_1_13 >= -922337.2036854776000e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854776000e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-32767, var_1_11=-32, var_1_14=-1, var_1_15=4, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=1, var_1_1=50000004/5, var_1_6=-10, var_1_7=-2147483649, var_1_8=-6442450945] [L76] CALL assume_abort_if_not(var_1_13 != 0.0F) VAL [\old(cond)=1, isInitial=1, var_1_10=-32767, var_1_11=-32, var_1_14=-1, var_1_15=4, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=1, var_1_1=50000004/5, var_1_6=-10, var_1_7=-2147483649, var_1_8=-6442450945] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-32767, var_1_11=-32, var_1_14=-1, var_1_15=4, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=1, var_1_1=50000004/5, var_1_6=-10, var_1_7=-2147483649, var_1_8=-6442450945] [L76] RET assume_abort_if_not(var_1_13 != 0.0F) VAL [isInitial=1, var_1_10=-32767, var_1_11=-32, var_1_14=-1, var_1_15=4, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=1, var_1_1=50000004/5, var_1_6=-10, var_1_7=-2147483649, var_1_8=-6442450945] [L77] var_1_14 = __VERIFIER_nondet_long() [L78] CALL assume_abort_if_not(var_1_14 >= -1) VAL [\old(cond)=1, isInitial=1, var_1_10=-32767, var_1_11=-32, var_1_14=-1, var_1_15=4, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=1, var_1_1=50000004/5, var_1_6=-10, var_1_7=-2147483649, var_1_8=-6442450945] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-32767, var_1_11=-32, var_1_14=-1, var_1_15=4, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=1, var_1_1=50000004/5, var_1_6=-10, var_1_7=-2147483649, var_1_8=-6442450945] [L78] RET assume_abort_if_not(var_1_14 >= -1) VAL [isInitial=1, var_1_10=-32767, var_1_11=-32, var_1_14=-1, var_1_15=4, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=1, var_1_1=50000004/5, var_1_6=-10, var_1_7=-2147483649, var_1_8=-6442450945] [L79] CALL assume_abort_if_not(var_1_14 <= 2147483646) VAL [\old(cond)=1, isInitial=1, var_1_10=-32767, var_1_11=-32, var_1_14=-1, var_1_15=4, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=1, var_1_1=50000004/5, var_1_6=-10, var_1_7=-2147483649, var_1_8=-6442450945] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-32767, var_1_11=-32, var_1_14=-1, var_1_15=4, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=1, var_1_1=50000004/5, var_1_6=-10, var_1_7=-2147483649, var_1_8=-6442450945] [L79] RET assume_abort_if_not(var_1_14 <= 2147483646) VAL [isInitial=1, var_1_10=-32767, var_1_11=-32, var_1_14=-1, var_1_15=4, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=1, var_1_1=50000004/5, var_1_6=-10, var_1_7=-2147483649, var_1_8=-6442450945] [L80] var_1_15 = __VERIFIER_nondet_long() [L81] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-32767, var_1_11=-32, var_1_14=-1, var_1_15=0, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=1, var_1_1=50000004/5, var_1_6=-10, var_1_7=-2147483649, var_1_8=-6442450945] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-32767, var_1_11=-32, var_1_14=-1, var_1_15=0, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=1, var_1_1=50000004/5, var_1_6=-10, var_1_7=-2147483649, var_1_8=-6442450945] [L81] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, var_1_10=-32767, var_1_11=-32, var_1_14=-1, var_1_15=0, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=1, var_1_1=50000004/5, var_1_6=-10, var_1_7=-2147483649, var_1_8=-6442450945] [L82] CALL assume_abort_if_not(var_1_15 <= 2147483646) VAL [\old(cond)=1, isInitial=1, var_1_10=-32767, var_1_11=-32, var_1_14=-1, var_1_15=0, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=1, var_1_1=50000004/5, var_1_6=-10, var_1_7=-2147483649, var_1_8=-6442450945] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-32767, var_1_11=-32, var_1_14=-1, var_1_15=0, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=1, var_1_1=50000004/5, var_1_6=-10, var_1_7=-2147483649, var_1_8=-6442450945] [L82] RET assume_abort_if_not(var_1_15 <= 2147483646) VAL [isInitial=1, var_1_10=-32767, var_1_11=-32, var_1_14=-1, var_1_15=0, var_1_16=64, var_1_17=4, var_1_18=1, var_1_19=1, var_1_1=50000004/5, var_1_6=-10, var_1_7=-2147483649, var_1_8=-6442450945] [L83] var_1_16 = __VERIFIER_nondet_long() [L84] CALL assume_abort_if_not(var_1_16 >= -1) VAL [\old(cond)=1, isInitial=1, var_1_10=-32767, var_1_11=-32, var_1_14=-1, var_1_15=0, var_1_16=1, var_1_17=4, var_1_18=1, var_1_19=1, var_1_1=50000004/5, var_1_6=-10, var_1_7=-2147483649, var_1_8=-6442450945] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-32767, var_1_11=-32, var_1_14=-1, var_1_15=0, var_1_16=1, var_1_17=4, var_1_18=1, var_1_19=1, var_1_1=50000004/5, var_1_6=-10, var_1_7=-2147483649, var_1_8=-6442450945] [L84] RET assume_abort_if_not(var_1_16 >= -1) VAL [isInitial=1, var_1_10=-32767, var_1_11=-32, var_1_14=-1, var_1_15=0, var_1_16=1, var_1_17=4, var_1_18=1, var_1_19=1, var_1_1=50000004/5, var_1_6=-10, var_1_7=-2147483649, var_1_8=-6442450945] [L85] CALL assume_abort_if_not(var_1_16 <= 2147483646) VAL [\old(cond)=1, isInitial=1, var_1_10=-32767, var_1_11=-32, var_1_14=-1, var_1_15=0, var_1_16=1, var_1_17=4, var_1_18=1, var_1_19=1, var_1_1=50000004/5, var_1_6=-10, var_1_7=-2147483649, var_1_8=-6442450945] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-32767, var_1_11=-32, var_1_14=-1, var_1_15=0, var_1_16=1, var_1_17=4, var_1_18=1, var_1_19=1, var_1_1=50000004/5, var_1_6=-10, var_1_7=-2147483649, var_1_8=-6442450945] [L85] RET assume_abort_if_not(var_1_16 <= 2147483646) VAL [isInitial=1, var_1_10=-32767, var_1_11=-32, var_1_14=-1, var_1_15=0, var_1_16=1, var_1_17=4, var_1_18=1, var_1_19=1, var_1_1=50000004/5, var_1_6=-10, var_1_7=-2147483649, var_1_8=-6442450945] [L86] var_1_17 = __VERIFIER_nondet_long() [L87] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-32767, var_1_11=-32, var_1_14=-1, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=1, var_1_19=1, var_1_1=50000004/5, var_1_6=-10, var_1_7=-2147483649, var_1_8=-6442450945] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-32767, var_1_11=-32, var_1_14=-1, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=1, var_1_19=1, var_1_1=50000004/5, var_1_6=-10, var_1_7=-2147483649, var_1_8=-6442450945] [L87] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, var_1_10=-32767, var_1_11=-32, var_1_14=-1, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=1, var_1_19=1, var_1_1=50000004/5, var_1_6=-10, var_1_7=-2147483649, var_1_8=-6442450945] [L88] CALL assume_abort_if_not(var_1_17 <= 2147483646) VAL [\old(cond)=1, isInitial=1, var_1_10=-32767, var_1_11=-32, var_1_14=-1, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=1, var_1_19=1, var_1_1=50000004/5, var_1_6=-10, var_1_7=-2147483649, var_1_8=-6442450945] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-32767, var_1_11=-32, var_1_14=-1, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=1, var_1_19=1, var_1_1=50000004/5, var_1_6=-10, var_1_7=-2147483649, var_1_8=-6442450945] [L88] RET assume_abort_if_not(var_1_17 <= 2147483646) VAL [isInitial=1, var_1_10=-32767, var_1_11=-32, var_1_14=-1, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=1, var_1_19=1, var_1_1=50000004/5, var_1_6=-10, var_1_7=-2147483649, var_1_8=-6442450945] [L89] var_1_19 = __VERIFIER_nondet_uchar() [L90] CALL assume_abort_if_not(var_1_19 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=-32767, var_1_11=-32, var_1_14=-1, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=1, var_1_19=1, var_1_1=50000004/5, var_1_6=-10, var_1_7=-2147483649, var_1_8=-6442450945] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-32767, var_1_11=-32, var_1_14=-1, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=1, var_1_19=1, var_1_1=50000004/5, var_1_6=-10, var_1_7=-2147483649, var_1_8=-6442450945] [L90] RET assume_abort_if_not(var_1_19 >= 1) VAL [isInitial=1, var_1_10=-32767, var_1_11=-32, var_1_14=-1, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=1, var_1_19=1, var_1_1=50000004/5, var_1_6=-10, var_1_7=-2147483649, var_1_8=-6442450945] [L91] CALL assume_abort_if_not(var_1_19 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=-32767, var_1_11=-32, var_1_14=-1, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=1, var_1_19=1, var_1_1=50000004/5, var_1_6=-10, var_1_7=-2147483649, var_1_8=-6442450945] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-32767, var_1_11=-32, var_1_14=-1, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=1, var_1_19=1, var_1_1=50000004/5, var_1_6=-10, var_1_7=-2147483649, var_1_8=-6442450945] [L91] RET assume_abort_if_not(var_1_19 <= 1) VAL [isInitial=1, var_1_10=-32767, var_1_11=-32, var_1_14=-1, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=1, var_1_19=1, var_1_1=50000004/5, var_1_6=-10, var_1_7=-2147483649, var_1_8=-6442450945] [L104] RET updateVariables() [L105] CALL step() [L42] COND TRUE (var_1_5 * (- var_1_3)) != ((var_1_4 / 255.25) / ((((var_1_12) < (var_1_13)) ? (var_1_12) : (var_1_13)))) [L43] var_1_11 = (((((var_1_14 - var_1_15)) > ((var_1_16 - var_1_17))) ? ((var_1_14 - var_1_15)) : ((var_1_16 - var_1_17)))) VAL [isInitial=1, var_1_10=-32767, var_1_11=1, var_1_14=-1, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=1, var_1_19=1, var_1_1=50000004/5, var_1_6=-10, var_1_7=-2147483649, var_1_8=-6442450945] [L45] EXPR var_1_15 >> var_1_11 VAL [isInitial=1, var_1_10=-32767, var_1_11=1, var_1_14=-1, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=1, var_1_19=1, var_1_1=50000004/5, var_1_6=-10, var_1_7=-2147483649, var_1_8=-6442450945] [L45] COND TRUE ((var_1_15 >> var_1_11) * var_1_7) <= var_1_17 [L46] var_1_18 = var_1_19 VAL [isInitial=1, var_1_10=-32767, var_1_11=1, var_1_14=-1, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=1, var_1_19=1, var_1_1=50000004/5, var_1_6=-10, var_1_7=-2147483649, var_1_8=-6442450945] [L48] COND TRUE \read(var_1_18) [L49] var_1_1 = (var_1_3 + ((((var_1_4) < ((49.5 + var_1_5))) ? (var_1_4) : ((49.5 + var_1_5))))) VAL [isInitial=1, var_1_10=-32767, var_1_11=1, var_1_14=-1, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=1, var_1_19=1, var_1_6=-10, var_1_7=-2147483649, var_1_8=-6442450945] [L51] COND TRUE (((((var_1_7) < 0 ) ? -(var_1_7) : (var_1_7))) - var_1_8) < var_1_11 [L52] var_1_6 = var_1_10 VAL [isInitial=1, var_1_10=-32767, var_1_11=1, var_1_14=-1, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=1, var_1_19=1, var_1_6=-32767, var_1_7=-2147483649, var_1_8=-6442450945] [L105] RET step() [L106] CALL, EXPR property() [L96] EXPR (((var_1_18 ? (var_1_1 == ((double) (var_1_3 + ((((var_1_4) < ((49.5 + var_1_5))) ? (var_1_4) : ((49.5 + var_1_5))))))) : 1) && (((((((var_1_7) < 0 ) ? -(var_1_7) : (var_1_7))) - var_1_8) < var_1_11) ? (var_1_6 == ((signed short int) var_1_10)) : 1)) && (((var_1_5 * (- var_1_3)) != ((var_1_4 / 255.25) / ((((var_1_12) < (var_1_13)) ? (var_1_12) : (var_1_13))))) ? (var_1_11 == ((signed long int) (((((var_1_14 - var_1_15)) > ((var_1_16 - var_1_17))) ? ((var_1_14 - var_1_15)) : ((var_1_16 - var_1_17)))))) : 1)) && ((((var_1_15 >> var_1_11) * var_1_7) <= var_1_17) ? (var_1_18 == ((unsigned char) var_1_19)) : 1) VAL [isInitial=1, var_1_10=-32767, var_1_11=1, var_1_14=-1, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=1, var_1_19=1, var_1_6=-32767, var_1_7=-2147483649, var_1_8=-6442450945] [L96-L97] return (((var_1_18 ? (var_1_1 == ((double) (var_1_3 + ((((var_1_4) < ((49.5 + var_1_5))) ? (var_1_4) : ((49.5 + var_1_5))))))) : 1) && (((((((var_1_7) < 0 ) ? -(var_1_7) : (var_1_7))) - var_1_8) < var_1_11) ? (var_1_6 == ((signed short int) var_1_10)) : 1)) && (((var_1_5 * (- var_1_3)) != ((var_1_4 / 255.25) / ((((var_1_12) < (var_1_13)) ? (var_1_12) : (var_1_13))))) ? (var_1_11 == ((signed long int) (((((var_1_14 - var_1_15)) > ((var_1_16 - var_1_17))) ? ((var_1_14 - var_1_15)) : ((var_1_16 - var_1_17)))))) : 1)) && ((((var_1_15 >> var_1_11) * var_1_7) <= var_1_17) ? (var_1_18 == ((unsigned char) var_1_19)) : 1) ; [L106] RET, EXPR property() [L106] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=-32767, var_1_11=1, var_1_14=-1, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=1, var_1_19=1, var_1_6=-32767, var_1_7=-2147483649, var_1_8=-6442450945] [L19] reach_error() VAL [isInitial=1, var_1_10=-32767, var_1_11=1, var_1_14=-1, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=1, var_1_19=1, var_1_6=-32767, var_1_7=-2147483649, var_1_8=-6442450945] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 66 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.5s, OverallIterations: 2, TraceHistogramMax: 23, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 91 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 0 IncrementalHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 91 mSDtfsCounter, 0 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 145 GetRequests, 145 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=66occurred in iteration=0, InterpolantAutomatonStates: 2, 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, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 576 NumberOfCodeBlocks, 576 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 286 ConstructedInterpolants, 0 QuantifiedInterpolants, 286 SizeOfPredicates, 0 NumberOfNonLiveVariables, 315 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 2 InterpolantComputations, 1 PerfectInterpolantSequences, 1980/2024 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 07:44:35,791 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3fbacaa-a908-4dca-ae8c-c04a4a6b9b0d/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_b3fbacaa-a908-4dca-ae8c-c04a4a6b9b0d/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3fbacaa-a908-4dca-ae8c-c04a4a6b9b0d/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_b3fbacaa-a908-4dca-ae8c-c04a4a6b9b0d/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3fbacaa-a908-4dca-ae8c-c04a4a6b9b0d/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-17.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3fbacaa-a908-4dca-ae8c-c04a4a6b9b0d/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_b3fbacaa-a908-4dca-ae8c-c04a4a6b9b0d/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 c5b154791397fe03f4ccd2aee6b69c381d6379db1356ccf04a464c527d54c8e6 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 07:44:38,174 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 07:44:38,284 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3fbacaa-a908-4dca-ae8c-c04a4a6b9b0d/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-12-02 07:44:38,291 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 07:44:38,291 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 07:44:38,318 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 07:44:38,318 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 07:44:38,318 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 07:44:38,319 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 07:44:38,319 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 07:44:38,319 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 07:44:38,319 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 07:44:38,320 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 07:44:38,320 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 07:44:38,320 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 07:44:38,320 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 07:44:38,320 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 07:44:38,320 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-02 07:44:38,321 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-02 07:44:38,321 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 07:44:38,321 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 07:44:38,321 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 07:44:38,321 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 07:44:38,321 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-02 07:44:38,321 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-02 07:44:38,321 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-02 07:44:38,322 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-02 07:44:38,322 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 07:44:38,322 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 07:44:38,322 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 07:44:38,322 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 07:44:38,322 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 07:44:38,322 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 07:44:38,322 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 07:44:38,323 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 07:44:38,323 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 07:44:38,323 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 07:44:38,323 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 07:44:38,323 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 07:44:38,323 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 07:44:38,323 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 07:44:38,324 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 07:44:38,324 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 07:44:38,324 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 07:44:38,324 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-12-02 07:44:38,324 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-02 07:44:38,324 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 07:44:38,324 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 07:44:38,324 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 07:44:38,324 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 07:44:38,325 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_b3fbacaa-a908-4dca-ae8c-c04a4a6b9b0d/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 -> c5b154791397fe03f4ccd2aee6b69c381d6379db1356ccf04a464c527d54c8e6 [2024-12-02 07:44:38,602 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 07:44:38,611 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 07:44:38,613 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 07:44:38,614 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 07:44:38,615 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 07:44:38,616 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3fbacaa-a908-4dca-ae8c-c04a4a6b9b0d/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-17.i [2024-12-02 07:44:41,928 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3fbacaa-a908-4dca-ae8c-c04a4a6b9b0d/bin/uautomizer-verify-84ZbGMXZE1/data/f4c35cfc8/360476de77e04b61b5a8ab5f7b18b9d7/FLAG2ec22773e [2024-12-02 07:44:42,157 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 07:44:42,158 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3fbacaa-a908-4dca-ae8c-c04a4a6b9b0d/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-17.i [2024-12-02 07:44:42,167 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3fbacaa-a908-4dca-ae8c-c04a4a6b9b0d/bin/uautomizer-verify-84ZbGMXZE1/data/f4c35cfc8/360476de77e04b61b5a8ab5f7b18b9d7/FLAG2ec22773e [2024-12-02 07:44:42,185 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3fbacaa-a908-4dca-ae8c-c04a4a6b9b0d/bin/uautomizer-verify-84ZbGMXZE1/data/f4c35cfc8/360476de77e04b61b5a8ab5f7b18b9d7 [2024-12-02 07:44:42,188 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 07:44:42,190 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 07:44:42,191 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 07:44:42,191 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 07:44:42,195 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 07:44:42,196 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:44:42" (1/1) ... [2024-12-02 07:44:42,197 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1979133c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:44:42, skipping insertion in model container [2024-12-02 07:44:42,197 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:44:42" (1/1) ... [2024-12-02 07:44:42,217 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 07:44:42,376 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_b3fbacaa-a908-4dca-ae8c-c04a4a6b9b0d/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-17.i[915,928] [2024-12-02 07:44:42,426 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 07:44:42,438 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 07:44:42,447 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_b3fbacaa-a908-4dca-ae8c-c04a4a6b9b0d/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-17.i[915,928] [2024-12-02 07:44:42,468 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 07:44:42,488 INFO L204 MainTranslator]: Completed translation [2024-12-02 07:44:42,488 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:44:42 WrapperNode [2024-12-02 07:44:42,488 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 07:44:42,489 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 07:44:42,489 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 07:44:42,489 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 07:44:42,497 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:44:42" (1/1) ... [2024-12-02 07:44:42,508 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:44:42" (1/1) ... [2024-12-02 07:44:42,535 INFO L138 Inliner]: procedures = 27, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 120 [2024-12-02 07:44:42,535 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 07:44:42,536 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 07:44:42,536 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 07:44:42,536 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 07:44:42,545 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:44:42" (1/1) ... [2024-12-02 07:44:42,546 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:44:42" (1/1) ... [2024-12-02 07:44:42,551 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:44:42" (1/1) ... [2024-12-02 07:44:42,565 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 07:44:42,565 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:44:42" (1/1) ... [2024-12-02 07:44:42,565 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:44:42" (1/1) ... [2024-12-02 07:44:42,575 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:44:42" (1/1) ... [2024-12-02 07:44:42,576 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:44:42" (1/1) ... [2024-12-02 07:44:42,579 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:44:42" (1/1) ... [2024-12-02 07:44:42,582 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:44:42" (1/1) ... [2024-12-02 07:44:42,583 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:44:42" (1/1) ... [2024-12-02 07:44:42,586 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 07:44:42,587 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 07:44:42,588 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 07:44:42,588 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 07:44:42,589 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:44:42" (1/1) ... [2024-12-02 07:44:42,596 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 07:44:42,612 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3fbacaa-a908-4dca-ae8c-c04a4a6b9b0d/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 07:44:42,625 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3fbacaa-a908-4dca-ae8c-c04a4a6b9b0d/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 07:44:42,629 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3fbacaa-a908-4dca-ae8c-c04a4a6b9b0d/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 07:44:42,658 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 07:44:42,659 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-12-02 07:44:42,659 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-02 07:44:42,659 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-02 07:44:42,659 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 07:44:42,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 07:44:42,733 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 07:44:42,735 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 07:44:56,342 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-12-02 07:44:56,342 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 07:44:56,351 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 07:44:56,352 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-02 07:44:56,352 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:44:56 BoogieIcfgContainer [2024-12-02 07:44:56,352 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 07:44:56,355 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 07:44:56,355 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 07:44:56,360 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 07:44:56,361 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 07:44:42" (1/3) ... [2024-12-02 07:44:56,361 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d88ad8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 07:44:56, skipping insertion in model container [2024-12-02 07:44:56,362 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:44:42" (2/3) ... [2024-12-02 07:44:56,362 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d88ad8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 07:44:56, skipping insertion in model container [2024-12-02 07:44:56,362 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:44:56" (3/3) ... [2024-12-02 07:44:56,363 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount25_file-17.i [2024-12-02 07:44:56,381 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 07:44:56,383 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_operatoramount_amount25_file-17.i that has 2 procedures, 59 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-12-02 07:44:56,433 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 07:44:56,445 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;@4359017e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 07:44:56,445 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-12-02 07:44:56,449 INFO L276 IsEmpty]: Start isEmpty. Operand has 59 states, 33 states have (on average 1.2727272727272727) internal successors, (42), 34 states have internal predecessors, (42), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-12-02 07:44:56,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2024-12-02 07:44:56,459 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:44:56,460 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:44:56,460 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 07:44:56,465 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:44:56,465 INFO L85 PathProgramCache]: Analyzing trace with hash 462284259, now seen corresponding path program 1 times [2024-12-02 07:44:56,475 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 07:44:56,476 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1279439389] [2024-12-02 07:44:56,476 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:44:56,476 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 07:44:56,476 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3fbacaa-a908-4dca-ae8c-c04a4a6b9b0d/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 07:44:56,479 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3fbacaa-a908-4dca-ae8c-c04a4a6b9b0d/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 07:44:56,481 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3fbacaa-a908-4dca-ae8c-c04a4a6b9b0d/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 07:44:58,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:44:58,085 INFO L256 TraceCheckSpWp]: Trace formula consists of 223 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-02 07:44:58,094 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 07:44:58,136 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 332 proven. 0 refuted. 0 times theorem prover too weak. 680 trivial. 0 not checked. [2024-12-02 07:44:58,136 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 07:44:58,136 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 07:44:58,137 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1279439389] [2024-12-02 07:44:58,137 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1279439389] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:44:58,137 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:44:58,138 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-12-02 07:44:58,140 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1157306419] [2024-12-02 07:44:58,140 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:44:58,145 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-12-02 07:44:58,145 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 07:44:58,162 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-12-02 07:44:58,162 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 07:44:58,165 INFO L87 Difference]: Start difference. First operand has 59 states, 33 states have (on average 1.2727272727272727) internal successors, (42), 34 states have internal predecessors, (42), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) Second operand has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-12-02 07:44:58,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:44:58,192 INFO L93 Difference]: Finished difference Result 111 states and 193 transitions. [2024-12-02 07:44:58,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-02 07:44:58,194 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 141 [2024-12-02 07:44:58,194 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:44:58,200 INFO L225 Difference]: With dead ends: 111 [2024-12-02 07:44:58,200 INFO L226 Difference]: Without dead ends: 55 [2024-12-02 07:44:58,204 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 140 GetRequests, 140 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 07:44:58,206 INFO L435 NwaCegarLoop]: 81 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, 81 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 07:44:58,207 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 81 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 07:44:58,219 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2024-12-02 07:44:58,239 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 55. [2024-12-02 07:44:58,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 55 states, 30 states have (on average 1.1666666666666667) internal successors, (35), 30 states have internal predecessors, (35), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-12-02 07:44:58,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 81 transitions. [2024-12-02 07:44:58,246 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 81 transitions. Word has length 141 [2024-12-02 07:44:58,247 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:44:58,247 INFO L471 AbstractCegarLoop]: Abstraction has 55 states and 81 transitions. [2024-12-02 07:44:58,247 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-12-02 07:44:58,248 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 81 transitions. [2024-12-02 07:44:58,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2024-12-02 07:44:58,251 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:44:58,251 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:44:58,274 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3fbacaa-a908-4dca-ae8c-c04a4a6b9b0d/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 07:44:58,452 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3fbacaa-a908-4dca-ae8c-c04a4a6b9b0d/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 07:44:58,452 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 07:44:58,453 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:44:58,454 INFO L85 PathProgramCache]: Analyzing trace with hash -1849330403, now seen corresponding path program 1 times [2024-12-02 07:44:58,455 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 07:44:58,455 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1887438523] [2024-12-02 07:44:58,455 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:44:58,455 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 07:44:58,455 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3fbacaa-a908-4dca-ae8c-c04a4a6b9b0d/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 07:44:58,458 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3fbacaa-a908-4dca-ae8c-c04a4a6b9b0d/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 07:44:58,459 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3fbacaa-a908-4dca-ae8c-c04a4a6b9b0d/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 07:45:00,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:45:00,064 INFO L256 TraceCheckSpWp]: Trace formula consists of 223 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-12-02 07:45:00,076 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 07:48:00,448 WARN L286 SmtUtils]: Spent 40.99s on a formula simplification that was a NOOP. DAG size: 75 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-02 07:49:37,004 WARN L286 SmtUtils]: Spent 41.27s on a formula simplification that was a NOOP. DAG size: 78 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-02 07:52:14,966 WARN L286 SmtUtils]: Spent 8.47s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:52:27,562 WARN L286 SmtUtils]: Spent 8.46s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:52:40,447 WARN L286 SmtUtils]: Spent 8.42s on a formula simplification that was a NOOP. DAG size: 12 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:52:53,336 WARN L286 SmtUtils]: Spent 8.45s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:53:06,244 WARN L286 SmtUtils]: Spent 8.46s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:53:32,438 WARN L286 SmtUtils]: Spent 8.48s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:53:51,057 WARN L286 SmtUtils]: Spent 8.42s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:54:08,888 WARN L286 SmtUtils]: Spent 8.47s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:54:27,445 WARN L286 SmtUtils]: Spent 8.61s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:54:40,365 WARN L286 SmtUtils]: Spent 8.47s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:54:48,869 WARN L286 SmtUtils]: Spent 8.50s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:55:02,324 WARN L286 SmtUtils]: Spent 8.47s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:55:15,251 WARN L286 SmtUtils]: Spent 8.43s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:55:27,298 WARN L286 SmtUtils]: Spent 8.45s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:56:03,182 WARN L286 SmtUtils]: Spent 8.48s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:56:19,502 WARN L286 SmtUtils]: Spent 8.49s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:56:27,996 WARN L286 SmtUtils]: Spent 8.46s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:56:45,523 WARN L286 SmtUtils]: Spent 8.51s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:56:58,605 WARN L286 SmtUtils]: Spent 8.54s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:57:11,674 WARN L286 SmtUtils]: Spent 8.56s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:57:24,838 WARN L286 SmtUtils]: Spent 8.60s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:57:55,094 WARN L286 SmtUtils]: Spent 8.55s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:58:23,371 WARN L286 SmtUtils]: Spent 8.50s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:58:36,744 WARN L286 SmtUtils]: Spent 8.53s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:58:49,729 WARN L286 SmtUtils]: Spent 8.49s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:59:27,696 WARN L286 SmtUtils]: Spent 8.45s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:59:38,967 WARN L286 SmtUtils]: Spent 6.85s on a formula simplification. DAG size of input: 10 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)