./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-88.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_5f4821b9-f762-4da1-8574-a989d453fddb/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4821b9-f762-4da1-8574-a989d453fddb/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4821b9-f762-4da1-8574-a989d453fddb/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4821b9-f762-4da1-8574-a989d453fddb/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-88.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4821b9-f762-4da1-8574-a989d453fddb/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4821b9-f762-4da1-8574-a989d453fddb/bin/uautomizer-verify-aQ6SnzHsRB --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 60b21ba3fb00b4e335ec36ddd9989e75eec0a28c31e45cd8a1acbc527ae3aa22 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 04:26:01,177 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 04:26:01,275 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4821b9-f762-4da1-8574-a989d453fddb/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-28 04:26:01,283 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 04:26:01,287 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 04:26:01,321 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 04:26:01,322 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 04:26:01,322 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 04:26:01,322 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 04:26:01,323 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 04:26:01,323 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 04:26:01,323 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 04:26:01,323 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 04:26:01,324 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 04:26:01,324 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 04:26:01,324 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 04:26:01,324 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 04:26:01,324 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 04:26:01,325 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 04:26:01,325 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 04:26:01,325 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 04:26:01,325 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 04:26:01,325 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 04:26:01,325 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 04:26:01,326 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 04:26:01,326 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 04:26:01,326 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 04:26:01,326 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 04:26:01,326 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 04:26:01,326 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:26:01,326 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 04:26:01,327 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 04:26:01,327 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:26:01,327 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 04:26:01,327 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:26:01,327 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 04:26:01,327 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 04:26:01,328 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:26:01,328 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 04:26:01,328 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 04:26:01,328 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 04:26:01,328 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 04:26:01,329 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-28 04:26:01,329 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-28 04:26:01,329 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 04:26:01,329 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 04:26:01,329 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 04:26:01,329 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 04:26:01,329 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_5f4821b9-f762-4da1-8574-a989d453fddb/bin/uautomizer-verify-aQ6SnzHsRB 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 -> 60b21ba3fb00b4e335ec36ddd9989e75eec0a28c31e45cd8a1acbc527ae3aa22 [2024-11-28 04:26:01,681 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 04:26:01,696 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 04:26:01,702 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 04:26:01,704 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 04:26:01,704 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 04:26:01,706 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4821b9-f762-4da1-8574-a989d453fddb/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-88.i [2024-11-28 04:26:05,075 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4821b9-f762-4da1-8574-a989d453fddb/bin/uautomizer-verify-aQ6SnzHsRB/data/a6205e174/1a07727e434241d2a0e15390e762f9d5/FLAG243d3d400 [2024-11-28 04:26:05,430 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 04:26:05,431 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4821b9-f762-4da1-8574-a989d453fddb/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-88.i [2024-11-28 04:26:05,441 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4821b9-f762-4da1-8574-a989d453fddb/bin/uautomizer-verify-aQ6SnzHsRB/data/a6205e174/1a07727e434241d2a0e15390e762f9d5/FLAG243d3d400 [2024-11-28 04:26:05,656 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4821b9-f762-4da1-8574-a989d453fddb/bin/uautomizer-verify-aQ6SnzHsRB/data/a6205e174/1a07727e434241d2a0e15390e762f9d5 [2024-11-28 04:26:05,659 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 04:26:05,661 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 04:26:05,663 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 04:26:05,663 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 04:26:05,669 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 04:26:05,670 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:26:05" (1/1) ... [2024-11-28 04:26:05,671 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7336764c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:26:05, skipping insertion in model container [2024-11-28 04:26:05,671 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:26:05" (1/1) ... [2024-11-28 04:26:05,696 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 04:26:05,896 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4821b9-f762-4da1-8574-a989d453fddb/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-88.i[917,930] [2024-11-28 04:26:05,984 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 04:26:05,997 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 04:26:06,011 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_5f4821b9-f762-4da1-8574-a989d453fddb/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-88.i[917,930] [2024-11-28 04:26:06,053 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 04:26:06,077 INFO L204 MainTranslator]: Completed translation [2024-11-28 04:26:06,078 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:26:06 WrapperNode [2024-11-28 04:26:06,078 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 04:26:06,080 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 04:26:06,081 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 04:26:06,081 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 04:26:06,091 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:26:06" (1/1) ... [2024-11-28 04:26:06,103 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:26:06" (1/1) ... [2024-11-28 04:26:06,169 INFO L138 Inliner]: procedures = 26, calls = 45, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 215 [2024-11-28 04:26:06,169 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 04:26:06,170 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 04:26:06,170 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 04:26:06,170 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 04:26:06,183 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:26:06" (1/1) ... [2024-11-28 04:26:06,183 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:26:06" (1/1) ... [2024-11-28 04:26:06,192 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:26:06" (1/1) ... [2024-11-28 04:26:06,228 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-28 04:26:06,232 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:26:06" (1/1) ... [2024-11-28 04:26:06,232 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:26:06" (1/1) ... [2024-11-28 04:26:06,251 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:26:06" (1/1) ... [2024-11-28 04:26:06,257 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:26:06" (1/1) ... [2024-11-28 04:26:06,265 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:26:06" (1/1) ... [2024-11-28 04:26:06,271 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:26:06" (1/1) ... [2024-11-28 04:26:06,273 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:26:06" (1/1) ... [2024-11-28 04:26:06,281 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 04:26:06,285 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 04:26:06,289 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 04:26:06,290 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 04:26:06,291 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:26:06" (1/1) ... [2024-11-28 04:26:06,302 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:26:06,318 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4821b9-f762-4da1-8574-a989d453fddb/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:26:06,337 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4821b9-f762-4da1-8574-a989d453fddb/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 04:26:06,345 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4821b9-f762-4da1-8574-a989d453fddb/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 04:26:06,375 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 04:26:06,376 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-28 04:26:06,376 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-28 04:26:06,376 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-28 04:26:06,377 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 04:26:06,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 04:26:06,479 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 04:26:06,482 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 04:26:07,203 INFO L? ?]: Removed 21 outVars from TransFormulas that were not future-live. [2024-11-28 04:26:07,204 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 04:26:07,219 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 04:26:07,219 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-28 04:26:07,220 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:26:07 BoogieIcfgContainer [2024-11-28 04:26:07,220 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 04:26:07,223 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 04:26:07,224 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 04:26:07,231 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 04:26:07,231 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 04:26:05" (1/3) ... [2024-11-28 04:26:07,232 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78779328 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:26:07, skipping insertion in model container [2024-11-28 04:26:07,232 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:26:06" (2/3) ... [2024-11-28 04:26:07,233 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78779328 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:26:07, skipping insertion in model container [2024-11-28 04:26:07,233 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:26:07" (3/3) ... [2024-11-28 04:26:07,235 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-88.i [2024-11-28 04:26:07,258 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 04:26:07,260 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_codestructure_steplocals_file-88.i that has 2 procedures, 98 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-28 04:26:07,379 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 04:26:07,404 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;@5aa3a75c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 04:26:07,404 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-28 04:26:07,411 INFO L276 IsEmpty]: Start isEmpty. Operand has 98 states, 63 states have (on average 1.380952380952381) internal successors, (87), 64 states have internal predecessors, (87), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2024-11-28 04:26:07,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2024-11-28 04:26:07,437 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:26:07,438 INFO L218 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:26:07,439 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:26:07,448 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:26:07,449 INFO L85 PathProgramCache]: Analyzing trace with hash 1336189965, now seen corresponding path program 1 times [2024-11-28 04:26:07,462 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:26:07,462 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2082789926] [2024-11-28 04:26:07,463 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:26:07,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:26:07,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:26:08,030 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 1922 trivial. 0 not checked. [2024-11-28 04:26:08,031 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:26:08,031 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2082789926] [2024-11-28 04:26:08,032 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2082789926] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:26:08,032 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1511249264] [2024-11-28 04:26:08,032 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:26:08,033 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:26:08,033 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4821b9-f762-4da1-8574-a989d453fddb/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:26:08,035 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4821b9-f762-4da1-8574-a989d453fddb/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 04:26:08,041 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4821b9-f762-4da1-8574-a989d453fddb/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-28 04:26:08,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:26:08,316 INFO L256 TraceCheckSpWp]: Trace formula consists of 424 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-28 04:26:08,325 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:26:08,390 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 1922 trivial. 0 not checked. [2024-11-28 04:26:08,394 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:26:08,394 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1511249264] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:26:08,394 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 04:26:08,395 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-28 04:26:08,397 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [932122182] [2024-11-28 04:26:08,398 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:26:08,402 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-28 04:26:08,403 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:26:08,424 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-28 04:26:08,425 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 04:26:08,427 INFO L87 Difference]: Start difference. First operand has 98 states, 63 states have (on average 1.380952380952381) internal successors, (87), 64 states have internal predecessors, (87), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) Second operand has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 2 states have call successors, (32) [2024-11-28 04:26:08,470 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:26:08,470 INFO L93 Difference]: Finished difference Result 189 states and 328 transitions. [2024-11-28 04:26:08,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-28 04:26:08,473 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 2 states have call successors, (32) Word has length 199 [2024-11-28 04:26:08,474 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:26:08,481 INFO L225 Difference]: With dead ends: 189 [2024-11-28 04:26:08,482 INFO L226 Difference]: Without dead ends: 94 [2024-11-28 04:26:08,487 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 200 GetRequests, 200 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 04:26:08,490 INFO L435 NwaCegarLoop]: 144 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 144 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 04:26:08,491 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 144 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 04:26:08,507 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2024-11-28 04:26:08,548 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 94. [2024-11-28 04:26:08,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 94 states, 60 states have (on average 1.3333333333333333) internal successors, (80), 60 states have internal predecessors, (80), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2024-11-28 04:26:08,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 144 transitions. [2024-11-28 04:26:08,558 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 144 transitions. Word has length 199 [2024-11-28 04:26:08,558 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:26:08,559 INFO L471 AbstractCegarLoop]: Abstraction has 94 states and 144 transitions. [2024-11-28 04:26:08,559 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 2 states have call successors, (32) [2024-11-28 04:26:08,559 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 144 transitions. [2024-11-28 04:26:08,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2024-11-28 04:26:08,564 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:26:08,565 INFO L218 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:26:08,577 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4821b9-f762-4da1-8574-a989d453fddb/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-28 04:26:08,765 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4821b9-f762-4da1-8574-a989d453fddb/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:26:08,766 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:26:08,766 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:26:08,766 INFO L85 PathProgramCache]: Analyzing trace with hash 1880444241, now seen corresponding path program 1 times [2024-11-28 04:26:08,767 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:26:08,767 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1150948843] [2024-11-28 04:26:08,767 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:26:08,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:26:09,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:26:09,917 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 30 proven. 63 refuted. 0 times theorem prover too weak. 1891 trivial. 0 not checked. [2024-11-28 04:26:09,918 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:26:09,918 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1150948843] [2024-11-28 04:26:09,918 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1150948843] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:26:09,918 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1554366695] [2024-11-28 04:26:09,918 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:26:09,919 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:26:09,922 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4821b9-f762-4da1-8574-a989d453fddb/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:26:09,924 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4821b9-f762-4da1-8574-a989d453fddb/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 04:26:09,930 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4821b9-f762-4da1-8574-a989d453fddb/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-28 04:26:10,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:26:10,170 INFO L256 TraceCheckSpWp]: Trace formula consists of 424 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-28 04:26:10,184 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:26:10,803 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 891 proven. 63 refuted. 0 times theorem prover too weak. 1030 trivial. 0 not checked. [2024-11-28 04:26:10,803 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 04:26:11,319 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 30 proven. 63 refuted. 0 times theorem prover too weak. 1891 trivial. 0 not checked. [2024-11-28 04:26:11,319 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1554366695] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 04:26:11,319 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-28 04:26:11,319 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 9 [2024-11-28 04:26:11,320 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2138129737] [2024-11-28 04:26:11,320 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-28 04:26:11,324 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-28 04:26:11,324 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:26:11,325 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-28 04:26:11,325 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2024-11-28 04:26:11,326 INFO L87 Difference]: Start difference. First operand 94 states and 144 transitions. Second operand has 9 states, 9 states have (on average 5.888888888888889) internal successors, (53), 9 states have internal predecessors, (53), 2 states have call successors, (53), 2 states have call predecessors, (53), 4 states have return successors, (54), 2 states have call predecessors, (54), 2 states have call successors, (54) [2024-11-28 04:26:11,933 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:26:11,933 INFO L93 Difference]: Finished difference Result 193 states and 292 transitions. [2024-11-28 04:26:11,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-28 04:26:11,934 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 5.888888888888889) internal successors, (53), 9 states have internal predecessors, (53), 2 states have call successors, (53), 2 states have call predecessors, (53), 4 states have return successors, (54), 2 states have call predecessors, (54), 2 states have call successors, (54) Word has length 199 [2024-11-28 04:26:11,936 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:26:11,940 INFO L225 Difference]: With dead ends: 193 [2024-11-28 04:26:11,940 INFO L226 Difference]: Without dead ends: 102 [2024-11-28 04:26:11,941 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 407 GetRequests, 393 SyntacticMatches, 2 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=57, Invalid=125, Unknown=0, NotChecked=0, Total=182 [2024-11-28 04:26:11,942 INFO L435 NwaCegarLoop]: 106 mSDtfsCounter, 69 mSDsluCounter, 322 mSDsCounter, 0 mSdLazyCounter, 279 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 78 SdHoareTripleChecker+Valid, 428 SdHoareTripleChecker+Invalid, 296 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 279 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-28 04:26:11,943 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [78 Valid, 428 Invalid, 296 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 279 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-28 04:26:11,947 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102 states. [2024-11-28 04:26:11,980 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102 to 98. [2024-11-28 04:26:11,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 98 states, 63 states have (on average 1.3015873015873016) internal successors, (82), 63 states have internal predecessors, (82), 32 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2024-11-28 04:26:11,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 146 transitions. [2024-11-28 04:26:11,984 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 146 transitions. Word has length 199 [2024-11-28 04:26:11,987 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:26:11,987 INFO L471 AbstractCegarLoop]: Abstraction has 98 states and 146 transitions. [2024-11-28 04:26:11,988 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 5.888888888888889) internal successors, (53), 9 states have internal predecessors, (53), 2 states have call successors, (53), 2 states have call predecessors, (53), 4 states have return successors, (54), 2 states have call predecessors, (54), 2 states have call successors, (54) [2024-11-28 04:26:11,989 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 146 transitions. [2024-11-28 04:26:11,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2024-11-28 04:26:11,997 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:26:12,001 INFO L218 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:26:12,017 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4821b9-f762-4da1-8574-a989d453fddb/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-11-28 04:26:12,201 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4821b9-f762-4da1-8574-a989d453fddb/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2024-11-28 04:26:12,202 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:26:12,204 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:26:12,204 INFO L85 PathProgramCache]: Analyzing trace with hash 1487417231, now seen corresponding path program 1 times [2024-11-28 04:26:12,204 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:26:12,205 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [987633596] [2024-11-28 04:26:12,205 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:26:12,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:26:12,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-28 04:26:12,389 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1255477526] [2024-11-28 04:26:12,389 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:26:12,390 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:26:12,390 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4821b9-f762-4da1-8574-a989d453fddb/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:26:12,393 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4821b9-f762-4da1-8574-a989d453fddb/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 04:26:12,397 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4821b9-f762-4da1-8574-a989d453fddb/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-28 04:26:12,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:26:12,581 INFO L256 TraceCheckSpWp]: Trace formula consists of 421 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-28 04:26:12,588 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:26:13,549 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 981 proven. 36 refuted. 0 times theorem prover too weak. 967 trivial. 0 not checked. [2024-11-28 04:26:13,549 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 04:26:14,363 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:26:14,363 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [987633596] [2024-11-28 04:26:14,364 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-28 04:26:14,364 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1255477526] [2024-11-28 04:26:14,365 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1255477526] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:26:14,365 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2024-11-28 04:26:14,365 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2024-11-28 04:26:14,365 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [864513743] [2024-11-28 04:26:14,365 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2024-11-28 04:26:14,366 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-28 04:26:14,366 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:26:14,367 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 04:26:14,367 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-28 04:26:14,368 INFO L87 Difference]: Start difference. First operand 98 states and 146 transitions. Second operand has 6 states, 6 states have (on average 8.0) internal successors, (48), 5 states have internal predecessors, (48), 2 states have call successors, (32), 2 states have call predecessors, (32), 3 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2024-11-28 04:26:14,843 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:26:14,843 INFO L93 Difference]: Finished difference Result 298 states and 441 transitions. [2024-11-28 04:26:14,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-28 04:26:14,845 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.0) internal successors, (48), 5 states have internal predecessors, (48), 2 states have call successors, (32), 2 states have call predecessors, (32), 3 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 199 [2024-11-28 04:26:14,846 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:26:14,853 INFO L225 Difference]: With dead ends: 298 [2024-11-28 04:26:14,853 INFO L226 Difference]: Without dead ends: 203 [2024-11-28 04:26:14,855 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 220 GetRequests, 211 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=42, Invalid=68, Unknown=0, NotChecked=0, Total=110 [2024-11-28 04:26:14,860 INFO L435 NwaCegarLoop]: 108 mSDtfsCounter, 125 mSDsluCounter, 277 mSDsCounter, 0 mSdLazyCounter, 172 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 142 SdHoareTripleChecker+Valid, 385 SdHoareTripleChecker+Invalid, 188 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 172 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-28 04:26:14,861 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [142 Valid, 385 Invalid, 188 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 172 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-28 04:26:14,862 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 203 states. [2024-11-28 04:26:14,935 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 203 to 194. [2024-11-28 04:26:14,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 194 states, 124 states have (on average 1.2903225806451613) internal successors, (160), 124 states have internal predecessors, (160), 64 states have call successors, (64), 5 states have call predecessors, (64), 5 states have return successors, (64), 64 states have call predecessors, (64), 64 states have call successors, (64) [2024-11-28 04:26:14,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 194 states and 288 transitions. [2024-11-28 04:26:14,945 INFO L78 Accepts]: Start accepts. Automaton has 194 states and 288 transitions. Word has length 199 [2024-11-28 04:26:14,946 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:26:14,949 INFO L471 AbstractCegarLoop]: Abstraction has 194 states and 288 transitions. [2024-11-28 04:26:14,949 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.0) internal successors, (48), 5 states have internal predecessors, (48), 2 states have call successors, (32), 2 states have call predecessors, (32), 3 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2024-11-28 04:26:14,949 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 288 transitions. [2024-11-28 04:26:14,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2024-11-28 04:26:14,953 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:26:14,954 INFO L218 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:26:14,968 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4821b9-f762-4da1-8574-a989d453fddb/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-28 04:26:15,154 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4821b9-f762-4da1-8574-a989d453fddb/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2024-11-28 04:26:15,155 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:26:15,155 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:26:15,156 INFO L85 PathProgramCache]: Analyzing trace with hash 1745582669, now seen corresponding path program 1 times [2024-11-28 04:26:15,156 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:26:15,156 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1591032406] [2024-11-28 04:26:15,156 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:26:15,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:26:15,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-28 04:26:15,293 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2096956012] [2024-11-28 04:26:15,294 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:26:15,294 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:26:15,295 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4821b9-f762-4da1-8574-a989d453fddb/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:26:15,297 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4821b9-f762-4da1-8574-a989d453fddb/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 04:26:15,301 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4821b9-f762-4da1-8574-a989d453fddb/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-28 04:26:15,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:26:15,504 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 04:26:15,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:26:15,747 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-28 04:26:15,747 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-28 04:26:15,748 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-28 04:26:15,763 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4821b9-f762-4da1-8574-a989d453fddb/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-28 04:26:15,951 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4821b9-f762-4da1-8574-a989d453fddb/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:26:15,955 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2024-11-28 04:26:16,144 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-28 04:26:16,153 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 04:26:16 BoogieIcfgContainer [2024-11-28 04:26:16,153 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-28 04:26:16,154 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-28 04:26:16,154 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-28 04:26:16,155 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-28 04:26:16,156 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:26:07" (3/4) ... [2024-11-28 04:26:16,159 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-28 04:26:16,160 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-28 04:26:16,161 INFO L158 Benchmark]: Toolchain (without parser) took 10499.61ms. Allocated memory was 117.4MB in the beginning and 142.6MB in the end (delta: 25.2MB). Free memory was 91.9MB in the beginning and 104.4MB in the end (delta: -12.6MB). Peak memory consumption was 10.3MB. Max. memory is 16.1GB. [2024-11-28 04:26:16,161 INFO L158 Benchmark]: CDTParser took 1.64ms. Allocated memory is still 117.4MB. Free memory was 72.7MB in the beginning and 72.6MB in the end (delta: 84.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 04:26:16,162 INFO L158 Benchmark]: CACSL2BoogieTranslator took 415.56ms. Allocated memory is still 117.4MB. Free memory was 91.9MB in the beginning and 76.9MB in the end (delta: 15.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-28 04:26:16,162 INFO L158 Benchmark]: Boogie Procedure Inliner took 88.86ms. Allocated memory is still 117.4MB. Free memory was 76.9MB in the beginning and 72.9MB in the end (delta: 4.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 04:26:16,163 INFO L158 Benchmark]: Boogie Preprocessor took 114.85ms. Allocated memory is still 117.4MB. Free memory was 72.9MB in the beginning and 68.1MB in the end (delta: 4.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 04:26:16,163 INFO L158 Benchmark]: RCFGBuilder took 934.61ms. Allocated memory is still 117.4MB. Free memory was 67.9MB in the beginning and 42.1MB in the end (delta: 25.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-28 04:26:16,163 INFO L158 Benchmark]: TraceAbstraction took 8929.63ms. Allocated memory was 117.4MB in the beginning and 142.6MB in the end (delta: 25.2MB). Free memory was 41.5MB in the beginning and 104.5MB in the end (delta: -63.0MB). Peak memory consumption was 35.4MB. Max. memory is 16.1GB. [2024-11-28 04:26:16,166 INFO L158 Benchmark]: Witness Printer took 6.27ms. Allocated memory is still 142.6MB. Free memory was 104.5MB in the beginning and 104.4MB in the end (delta: 17.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 04:26:16,168 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.64ms. Allocated memory is still 117.4MB. Free memory was 72.7MB in the beginning and 72.6MB in the end (delta: 84.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 415.56ms. Allocated memory is still 117.4MB. Free memory was 91.9MB in the beginning and 76.9MB in the end (delta: 15.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 88.86ms. Allocated memory is still 117.4MB. Free memory was 76.9MB in the beginning and 72.9MB in the end (delta: 4.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 114.85ms. Allocated memory is still 117.4MB. Free memory was 72.9MB in the beginning and 68.1MB in the end (delta: 4.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 934.61ms. Allocated memory is still 117.4MB. Free memory was 67.9MB in the beginning and 42.1MB in the end (delta: 25.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 8929.63ms. Allocated memory was 117.4MB in the beginning and 142.6MB in the end (delta: 25.2MB). Free memory was 41.5MB in the beginning and 104.5MB in the end (delta: -63.0MB). Peak memory consumption was 35.4MB. Max. memory is 16.1GB. * Witness Printer took 6.27ms. Allocated memory is still 142.6MB. Free memory was 104.5MB in the beginning and 104.4MB in the end (delta: 17.6kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 105, overapproximation of someBinaryFLOATComparisonOperation at line 49, overapproximation of someBinaryFLOATComparisonOperation at line 100, overapproximation of someBinaryFLOATComparisonOperation at line 153, overapproximation of someBinaryDOUBLEComparisonOperation at line 60, overapproximation of someBinaryDOUBLEComparisonOperation at line 111, overapproximation of someBinaryDOUBLEComparisonOperation at line 107, overapproximation of someBinaryDOUBLEComparisonOperation at line 153, overapproximation of someBinaryDOUBLEComparisonOperation at line 69, overapproximation of someBinaryDOUBLEComparisonOperation at line 109. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 15.8; [L23] float var_1_2 = 9.5; [L24] unsigned char var_1_3 = 1; [L25] float var_1_4 = 127.6; [L26] double var_1_5 = 100000000000000.5; [L27] double var_1_6 = 100000000000000.7; [L28] double var_1_7 = 256.75; [L29] unsigned char var_1_8 = 0; [L30] unsigned char var_1_9 = 1; [L31] unsigned char var_1_10 = 0; [L32] unsigned char var_1_11 = 0; [L33] signed char var_1_12 = 0; [L34] signed char var_1_13 = 2; [L35] unsigned char var_1_14 = 1; [L36] unsigned char var_1_15 = 16; [L37] unsigned char var_1_16 = 10; [L38] unsigned char var_1_17 = 5; [L39] unsigned char var_1_18 = 4; [L40] unsigned char var_1_19 = 8; [L41] unsigned char var_1_20 = 8; [L42] unsigned short int var_1_21 = 128; [L43] unsigned char var_1_22 = 0; [L44] unsigned short int var_1_23 = 100; [L45] unsigned short int var_1_24 = 34649; VAL [isInitial=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_2=19/2, var_1_3=1, var_1_4=638/5, var_1_5=200000000000001/2, var_1_6=1000000000000007/10, var_1_7=1027/4, var_1_8=0, var_1_9=1] [L157] isInitial = 1 [L158] FCALL initially() [L160] FCALL updateLastVariables() [L161] CALL updateVariables() [L99] var_1_2 = __VERIFIER_nondet_float() [L100] CALL assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_4=638/5, var_1_5=200000000000001/2, var_1_6=1000000000000007/10, var_1_7=1027/4, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_4=638/5, var_1_5=200000000000001/2, var_1_6=1000000000000007/10, var_1_7=1027/4, var_1_8=0, var_1_9=1] [L100] RET assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_4=638/5, var_1_5=200000000000001/2, var_1_6=1000000000000007/10, var_1_7=1027/4, var_1_8=0, var_1_9=1] [L101] var_1_3 = __VERIFIER_nondet_uchar() [L102] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_4=638/5, var_1_5=200000000000001/2, var_1_6=1000000000000007/10, var_1_7=1027/4, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_4=638/5, var_1_5=200000000000001/2, var_1_6=1000000000000007/10, var_1_7=1027/4, var_1_8=0, var_1_9=1] [L102] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_4=638/5, var_1_5=200000000000001/2, var_1_6=1000000000000007/10, var_1_7=1027/4, var_1_8=0, var_1_9=1] [L103] CALL assume_abort_if_not(var_1_3 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_4=638/5, var_1_5=200000000000001/2, var_1_6=1000000000000007/10, var_1_7=1027/4, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_4=638/5, var_1_5=200000000000001/2, var_1_6=1000000000000007/10, var_1_7=1027/4, var_1_8=0, var_1_9=1] [L103] RET assume_abort_if_not(var_1_3 <= 1) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_4=638/5, var_1_5=200000000000001/2, var_1_6=1000000000000007/10, var_1_7=1027/4, var_1_8=0, var_1_9=1] [L104] var_1_4 = __VERIFIER_nondet_float() [L105] CALL assume_abort_if_not((var_1_4 >= -922337.2036854776000e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_5=200000000000001/2, var_1_6=1000000000000007/10, var_1_7=1027/4, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_5=200000000000001/2, var_1_6=1000000000000007/10, var_1_7=1027/4, var_1_8=0, var_1_9=1] [L105] RET assume_abort_if_not((var_1_4 >= -922337.2036854776000e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_5=200000000000001/2, var_1_6=1000000000000007/10, var_1_7=1027/4, var_1_8=0, var_1_9=1] [L106] var_1_5 = __VERIFIER_nondet_double() [L107] CALL assume_abort_if_not((var_1_5 >= -461168.6018427382800e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 4611686.018427382800e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_6=1000000000000007/10, var_1_7=1027/4, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_6=1000000000000007/10, var_1_7=1027/4, var_1_8=0, var_1_9=1] [L107] RET assume_abort_if_not((var_1_5 >= -461168.6018427382800e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 4611686.018427382800e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_6=1000000000000007/10, var_1_7=1027/4, var_1_8=0, var_1_9=1] [L108] var_1_6 = __VERIFIER_nondet_double() [L109] CALL assume_abort_if_not((var_1_6 >= -461168.6018427382800e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 4611686.018427382800e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_7=1027/4, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_7=1027/4, var_1_8=0, var_1_9=1] [L109] RET assume_abort_if_not((var_1_6 >= -461168.6018427382800e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 4611686.018427382800e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_7=1027/4, var_1_8=0, var_1_9=1] [L110] var_1_7 = __VERIFIER_nondet_double() [L111] CALL assume_abort_if_not((var_1_7 >= -461168.6018427382800e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 4611686.018427382800e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L111] RET assume_abort_if_not((var_1_7 >= -461168.6018427382800e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 4611686.018427382800e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L112] var_1_9 = __VERIFIER_nondet_uchar() [L113] CALL assume_abort_if_not(var_1_9 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L113] RET assume_abort_if_not(var_1_9 >= 1) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L114] CALL assume_abort_if_not(var_1_9 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L114] RET assume_abort_if_not(var_1_9 <= 1) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L115] var_1_10 = __VERIFIER_nondet_uchar() [L116] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L116] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L117] CALL assume_abort_if_not(var_1_10 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L117] RET assume_abort_if_not(var_1_10 <= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L118] var_1_11 = __VERIFIER_nondet_uchar() [L119] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L119] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, var_1_10=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L120] CALL assume_abort_if_not(var_1_11 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L120] RET assume_abort_if_not(var_1_11 <= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L121] var_1_13 = __VERIFIER_nondet_char() [L122] CALL assume_abort_if_not(var_1_13 >= -127) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L122] RET assume_abort_if_not(var_1_13 >= -127) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L123] CALL assume_abort_if_not(var_1_13 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L123] RET assume_abort_if_not(var_1_13 <= 126) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_15=16, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L124] var_1_15 = __VERIFIER_nondet_uchar() [L125] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L125] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L126] CALL assume_abort_if_not(var_1_15 <= 255) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L126] RET assume_abort_if_not(var_1_15 <= 255) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_16=10, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L127] var_1_16 = __VERIFIER_nondet_uchar() [L128] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L128] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L129] CALL assume_abort_if_not(var_1_16 <= 255) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L129] RET assume_abort_if_not(var_1_16 <= 255) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L130] CALL assume_abort_if_not(var_1_16 != 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_16=2, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_16=2, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L130] RET assume_abort_if_not(var_1_16 != 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_16=2, var_1_17=5, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L131] var_1_17 = __VERIFIER_nondet_uchar() [L132] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_16=2, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_16=2, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L132] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_16=2, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L133] CALL assume_abort_if_not(var_1_17 <= 255) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_16=2, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_16=2, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L133] RET assume_abort_if_not(var_1_17 <= 255) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_16=2, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L134] var_1_18 = __VERIFIER_nondet_uchar() [L135] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_16=2, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_16=2, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L135] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_16=2, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L136] CALL assume_abort_if_not(var_1_18 <= 64) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_16=2, var_1_18=0, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_16=2, var_1_18=0, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L136] RET assume_abort_if_not(var_1_18 <= 64) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_16=2, var_1_18=0, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L137] var_1_19 = __VERIFIER_nondet_uchar() [L138] CALL assume_abort_if_not(var_1_19 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_16=2, var_1_18=0, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_16=2, var_1_18=0, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L138] RET assume_abort_if_not(var_1_19 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_16=2, var_1_18=0, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L139] CALL assume_abort_if_not(var_1_19 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_16=2, var_1_18=0, var_1_19=1, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_16=2, var_1_18=0, var_1_19=1, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L139] RET assume_abort_if_not(var_1_19 <= 63) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_16=2, var_1_18=0, var_1_19=1, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L140] var_1_20 = __VERIFIER_nondet_uchar() [L141] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_16=2, var_1_18=0, var_1_19=1, var_1_1=79/5, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_16=2, var_1_18=0, var_1_19=1, var_1_1=79/5, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L141] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_16=2, var_1_18=0, var_1_19=1, var_1_1=79/5, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L142] CALL assume_abort_if_not(var_1_20 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_16=2, var_1_18=0, var_1_19=1, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_16=2, var_1_18=0, var_1_19=1, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L142] RET assume_abort_if_not(var_1_20 <= 127) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_16=2, var_1_18=0, var_1_19=1, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=0, var_1_23=100, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L143] var_1_23 = __VERIFIER_nondet_ushort() [L144] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_16=2, var_1_18=0, var_1_19=1, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_16=2, var_1_18=0, var_1_19=1, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L144] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_16=2, var_1_18=0, var_1_19=1, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L145] CALL assume_abort_if_not(var_1_23 <= 65535) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_16=2, var_1_18=0, var_1_19=1, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_16=2, var_1_18=0, var_1_19=1, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L145] RET assume_abort_if_not(var_1_23 <= 65535) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_16=2, var_1_18=0, var_1_19=1, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_3=1, var_1_8=0, var_1_9=1] [L146] var_1_24 = __VERIFIER_nondet_ushort() [L147] CALL assume_abort_if_not(var_1_24 >= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_16=2, var_1_18=0, var_1_19=1, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=0, var_1_24=32767, var_1_3=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_16=2, var_1_18=0, var_1_19=1, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=0, var_1_24=32767, var_1_3=1, var_1_8=0, var_1_9=1] [L147] RET assume_abort_if_not(var_1_24 >= 32767) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_16=2, var_1_18=0, var_1_19=1, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=0, var_1_24=32767, var_1_3=1, var_1_8=0, var_1_9=1] [L148] CALL assume_abort_if_not(var_1_24 <= 65535) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_16=2, var_1_18=0, var_1_19=1, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=0, var_1_24=32767, var_1_3=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_16=2, var_1_18=0, var_1_19=1, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=0, var_1_24=32767, var_1_3=1, var_1_8=0, var_1_9=1] [L148] RET assume_abort_if_not(var_1_24 <= 65535) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_16=2, var_1_18=0, var_1_19=1, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=0, var_1_24=32767, var_1_3=1, var_1_8=0, var_1_9=1] [L161] RET updateVariables() [L162] CALL step() [L49] COND FALSE !(64.5f <= var_1_2) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_16=2, var_1_18=0, var_1_19=1, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=0, var_1_24=32767, var_1_3=1, var_1_8=0, var_1_9=1] [L60] COND FALSE !(var_1_1 > ((var_1_4 * var_1_5) + 5.3)) [L67] var_1_8 = var_1_11 VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_16=2, var_1_18=0, var_1_19=1, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=0, var_1_24=32767, var_1_3=1, var_1_8=0, var_1_9=1] [L69] COND FALSE !(((- var_1_4) / 24.75) < var_1_6) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_16=2, var_1_18=0, var_1_19=1, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=0, var_1_24=32767, var_1_3=1, var_1_8=0, var_1_9=1] [L76] unsigned char stepLocal_0 = var_1_15; VAL [isInitial=1, stepLocal_0=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1, var_1_15=1, var_1_16=2, var_1_18=0, var_1_19=1, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=0, var_1_24=32767, var_1_3=1, var_1_8=0, var_1_9=1] [L77] COND FALSE !(stepLocal_0 < ((var_1_12 / var_1_16) * var_1_17)) [L80] var_1_14 = var_1_18 VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=1, var_1_16=2, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=0, var_1_24=32767, var_1_3=1, var_1_8=0, var_1_9=1] [L82] unsigned char stepLocal_1 = var_1_10; VAL [isInitial=1, stepLocal_1=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=1, var_1_16=2, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=0, var_1_24=32767, var_1_3=1, var_1_8=0, var_1_9=1] [L83] COND FALSE !(var_1_3 && stepLocal_1) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=1, var_1_16=2, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=0, var_1_24=32767, var_1_3=1, var_1_8=0, var_1_9=1] [L86] unsigned short int stepLocal_3 = var_1_23; [L87] unsigned char stepLocal_2 = var_1_19; VAL [isInitial=1, stepLocal_2=1, stepLocal_3=18, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=1, var_1_16=2, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=0, var_1_23=18, var_1_24=32767, var_1_3=1, var_1_8=0, var_1_9=1] [L88] EXPR var_1_18 << var_1_15 VAL [isInitial=1, stepLocal_2=1, stepLocal_3=18, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=1, var_1_16=2, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=0, var_1_23=18, var_1_24=32767, var_1_3=1, var_1_8=0, var_1_9=1] [L88] COND FALSE !(stepLocal_2 == (var_1_18 << var_1_15)) [L95] var_1_22 = 64 VAL [isInitial=1, stepLocal_3=18, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=1, var_1_16=2, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=64, var_1_23=18, var_1_24=32767, var_1_3=1, var_1_8=0, var_1_9=1] [L162] RET step() [L163] CALL, EXPR property() [L153] EXPR ((((((64.5f <= var_1_2) ? (var_1_3 ? ((var_1_2 == var_1_4) ? (var_1_1 == ((double) (var_1_5 + ((((((((var_1_6) > (var_1_7)) ? (var_1_6) : (var_1_7)))) < (50.25)) ? (((((var_1_6) > (var_1_7)) ? (var_1_6) : (var_1_7)))) : (50.25)))))) : (var_1_1 == ((double) var_1_7))) : (var_1_1 == ((double) var_1_5))) : 1) && ((var_1_1 > ((var_1_4 * var_1_5) + 5.3)) ? (((var_1_7 + var_1_4) < var_1_6) ? (var_1_8 == ((unsigned char) var_1_9)) : (var_1_8 == ((unsigned char) var_1_10))) : (var_1_8 == ((unsigned char) var_1_11)))) && ((((- var_1_4) / 24.75) < var_1_6) ? ((var_1_7 >= var_1_4) ? (var_1_12 == ((signed char) var_1_13)) : (var_1_12 == ((signed char) var_1_13))) : 1)) && ((var_1_15 < ((var_1_12 / var_1_16) * var_1_17)) ? (var_1_14 == ((unsigned char) ((var_1_18 + var_1_19) + var_1_20))) : (var_1_14 == ((unsigned char) var_1_18)))) && ((var_1_3 && var_1_10) ? (var_1_21 == ((unsigned short int) ((((((((var_1_19) < 0 ) ? -(var_1_19) : (var_1_19)))) > (2)) ? (((((var_1_19) < 0 ) ? -(var_1_19) : (var_1_19)))) : (2))))) : 1)) && ((var_1_19 == (var_1_18 << var_1_15)) ? ((var_1_23 >= ((var_1_15 | var_1_18) / (var_1_24 - 1))) ? (var_1_22 == ((unsigned char) 2)) : (var_1_22 == ((unsigned char) var_1_20))) : (var_1_22 == ((unsigned char) 64))) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=1, var_1_16=2, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=64, var_1_23=18, var_1_24=32767, var_1_3=1, var_1_8=0, var_1_9=1] [L153-L154] return ((((((64.5f <= var_1_2) ? (var_1_3 ? ((var_1_2 == var_1_4) ? (var_1_1 == ((double) (var_1_5 + ((((((((var_1_6) > (var_1_7)) ? (var_1_6) : (var_1_7)))) < (50.25)) ? (((((var_1_6) > (var_1_7)) ? (var_1_6) : (var_1_7)))) : (50.25)))))) : (var_1_1 == ((double) var_1_7))) : (var_1_1 == ((double) var_1_5))) : 1) && ((var_1_1 > ((var_1_4 * var_1_5) + 5.3)) ? (((var_1_7 + var_1_4) < var_1_6) ? (var_1_8 == ((unsigned char) var_1_9)) : (var_1_8 == ((unsigned char) var_1_10))) : (var_1_8 == ((unsigned char) var_1_11)))) && ((((- var_1_4) / 24.75) < var_1_6) ? ((var_1_7 >= var_1_4) ? (var_1_12 == ((signed char) var_1_13)) : (var_1_12 == ((signed char) var_1_13))) : 1)) && ((var_1_15 < ((var_1_12 / var_1_16) * var_1_17)) ? (var_1_14 == ((unsigned char) ((var_1_18 + var_1_19) + var_1_20))) : (var_1_14 == ((unsigned char) var_1_18)))) && ((var_1_3 && var_1_10) ? (var_1_21 == ((unsigned short int) ((((((((var_1_19) < 0 ) ? -(var_1_19) : (var_1_19)))) > (2)) ? (((((var_1_19) < 0 ) ? -(var_1_19) : (var_1_19)))) : (2))))) : 1)) && ((var_1_19 == (var_1_18 << var_1_15)) ? ((var_1_23 >= ((var_1_15 | var_1_18) / (var_1_24 - 1))) ? (var_1_22 == ((unsigned char) 2)) : (var_1_22 == ((unsigned char) var_1_20))) : (var_1_22 == ((unsigned char) 64))) ; [L163] RET, EXPR property() [L163] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=1, var_1_16=2, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=64, var_1_23=18, var_1_24=32767, var_1_3=1, var_1_8=0, var_1_9=1] [L19] reach_error() VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=1, var_1_16=2, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=64, var_1_23=18, var_1_24=32767, var_1_3=1, var_1_8=0, var_1_9=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 98 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 8.6s, OverallIterations: 4, TraceHistogramMax: 32, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 220 SdHoareTripleChecker+Valid, 0.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 194 mSDsluCounter, 957 SdHoareTripleChecker+Invalid, 0.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 599 mSDsCounter, 33 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 451 IncrementalHoareTripleChecker+Invalid, 484 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 33 mSolverCounterUnsat, 358 mSDtfsCounter, 451 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 827 GetRequests, 804 SyntacticMatches, 2 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=194occurred in iteration=3, InterpolantAutomatonStates: 22, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 3 MinimizatonAttempts, 13 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 4.2s InterpolantComputationTime, 1592 NumberOfCodeBlocks, 1592 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 1188 ConstructedInterpolants, 0 QuantifiedInterpolants, 2938 SizeOfPredicates, 4 NumberOfNonLiveVariables, 1269 ConjunctsInSsa, 17 ConjunctsInUnsatCore, 6 InterpolantComputations, 1 PerfectInterpolantSequences, 11617/11904 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 [2024-11-28 04:26:16,202 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4821b9-f762-4da1-8574-a989d453fddb/bin/uautomizer-verify-aQ6SnzHsRB/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_5f4821b9-f762-4da1-8574-a989d453fddb/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4821b9-f762-4da1-8574-a989d453fddb/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4821b9-f762-4da1-8574-a989d453fddb/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4821b9-f762-4da1-8574-a989d453fddb/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-88.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4821b9-f762-4da1-8574-a989d453fddb/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4821b9-f762-4da1-8574-a989d453fddb/bin/uautomizer-verify-aQ6SnzHsRB --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 60b21ba3fb00b4e335ec36ddd9989e75eec0a28c31e45cd8a1acbc527ae3aa22 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 04:26:19,514 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 04:26:19,682 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4821b9-f762-4da1-8574-a989d453fddb/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-28 04:26:19,699 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 04:26:19,699 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 04:26:19,744 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 04:26:19,745 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 04:26:19,746 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 04:26:19,746 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 04:26:19,746 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 04:26:19,747 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 04:26:19,747 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 04:26:19,747 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 04:26:19,747 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 04:26:19,748 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 04:26:19,748 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 04:26:19,748 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 04:26:19,748 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 04:26:19,748 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 04:26:19,749 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 04:26:19,749 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 04:26:19,749 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 04:26:19,749 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 04:26:19,749 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-28 04:26:19,750 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-28 04:26:19,750 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-28 04:26:19,750 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 04:26:19,750 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 04:26:19,750 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 04:26:19,750 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 04:26:19,751 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 04:26:19,751 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:26:19,751 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 04:26:19,751 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 04:26:19,751 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:26:19,751 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 04:26:19,752 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:26:19,752 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 04:26:19,752 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 04:26:19,752 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:26:19,752 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 04:26:19,752 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 04:26:19,753 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 04:26:19,753 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 04:26:19,753 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-28 04:26:19,753 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-28 04:26:19,753 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 04:26:19,753 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 04:26:19,754 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 04:26:19,754 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 04:26:19,754 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_5f4821b9-f762-4da1-8574-a989d453fddb/bin/uautomizer-verify-aQ6SnzHsRB 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 -> 60b21ba3fb00b4e335ec36ddd9989e75eec0a28c31e45cd8a1acbc527ae3aa22 [2024-11-28 04:26:20,106 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 04:26:20,121 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 04:26:20,124 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 04:26:20,126 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 04:26:20,126 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 04:26:20,129 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4821b9-f762-4da1-8574-a989d453fddb/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-88.i [2024-11-28 04:26:23,751 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4821b9-f762-4da1-8574-a989d453fddb/bin/uautomizer-verify-aQ6SnzHsRB/data/de08075ca/409398c752d549e29ab7a74b8624abb2/FLAG135bd86fd [2024-11-28 04:26:24,095 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 04:26:24,096 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4821b9-f762-4da1-8574-a989d453fddb/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-88.i [2024-11-28 04:26:24,107 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4821b9-f762-4da1-8574-a989d453fddb/bin/uautomizer-verify-aQ6SnzHsRB/data/de08075ca/409398c752d549e29ab7a74b8624abb2/FLAG135bd86fd [2024-11-28 04:26:24,124 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4821b9-f762-4da1-8574-a989d453fddb/bin/uautomizer-verify-aQ6SnzHsRB/data/de08075ca/409398c752d549e29ab7a74b8624abb2 [2024-11-28 04:26:24,128 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 04:26:24,129 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 04:26:24,131 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 04:26:24,132 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 04:26:24,138 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 04:26:24,139 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:26:24" (1/1) ... [2024-11-28 04:26:24,140 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ebcd9a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:26:24, skipping insertion in model container [2024-11-28 04:26:24,140 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:26:24" (1/1) ... [2024-11-28 04:26:24,166 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 04:26:24,336 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_5f4821b9-f762-4da1-8574-a989d453fddb/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-88.i[917,930] [2024-11-28 04:26:24,415 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 04:26:24,441 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 04:26:24,453 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_5f4821b9-f762-4da1-8574-a989d453fddb/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-88.i[917,930] [2024-11-28 04:26:24,506 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 04:26:24,535 INFO L204 MainTranslator]: Completed translation [2024-11-28 04:26:24,536 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:26:24 WrapperNode [2024-11-28 04:26:24,536 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 04:26:24,538 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 04:26:24,539 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 04:26:24,539 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 04:26:24,548 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:26:24" (1/1) ... [2024-11-28 04:26:24,570 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:26:24" (1/1) ... [2024-11-28 04:26:24,610 INFO L138 Inliner]: procedures = 27, calls = 45, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 172 [2024-11-28 04:26:24,610 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 04:26:24,611 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 04:26:24,611 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 04:26:24,611 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 04:26:24,624 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:26:24" (1/1) ... [2024-11-28 04:26:24,624 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:26:24" (1/1) ... [2024-11-28 04:26:24,631 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:26:24" (1/1) ... [2024-11-28 04:26:24,656 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-28 04:26:24,656 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:26:24" (1/1) ... [2024-11-28 04:26:24,657 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:26:24" (1/1) ... [2024-11-28 04:26:24,680 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:26:24" (1/1) ... [2024-11-28 04:26:24,681 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:26:24" (1/1) ... [2024-11-28 04:26:24,685 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:26:24" (1/1) ... [2024-11-28 04:26:24,688 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:26:24" (1/1) ... [2024-11-28 04:26:24,690 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:26:24" (1/1) ... [2024-11-28 04:26:24,694 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 04:26:24,695 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 04:26:24,695 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 04:26:24,695 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 04:26:24,697 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:26:24" (1/1) ... [2024-11-28 04:26:24,704 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:26:24,722 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4821b9-f762-4da1-8574-a989d453fddb/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:26:24,739 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4821b9-f762-4da1-8574-a989d453fddb/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 04:26:24,743 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4821b9-f762-4da1-8574-a989d453fddb/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 04:26:24,779 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 04:26:24,780 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-28 04:26:24,780 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-28 04:26:24,780 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-28 04:26:24,780 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 04:26:24,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 04:26:24,922 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 04:26:24,924 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 04:26:47,044 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2024-11-28 04:26:47,044 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 04:26:47,064 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 04:26:47,064 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-28 04:26:47,065 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:26:47 BoogieIcfgContainer [2024-11-28 04:26:47,065 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 04:26:47,069 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 04:26:47,069 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 04:26:47,076 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 04:26:47,077 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 04:26:24" (1/3) ... [2024-11-28 04:26:47,078 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@280c6b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:26:47, skipping insertion in model container [2024-11-28 04:26:47,079 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:26:24" (2/3) ... [2024-11-28 04:26:47,080 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@280c6b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:26:47, skipping insertion in model container [2024-11-28 04:26:47,080 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:26:47" (3/3) ... [2024-11-28 04:26:47,082 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-88.i [2024-11-28 04:26:47,102 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 04:26:47,103 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_codestructure_steplocals_file-88.i that has 2 procedures, 83 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-28 04:26:47,189 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 04:26:47,209 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;@23d79b8a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 04:26:47,209 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-28 04:26:47,215 INFO L276 IsEmpty]: Start isEmpty. Operand has 83 states, 48 states have (on average 1.3333333333333333) internal successors, (64), 49 states have internal predecessors, (64), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2024-11-28 04:26:47,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2024-11-28 04:26:47,264 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:26:47,265 INFO L218 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:26:47,266 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:26:47,272 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:26:47,273 INFO L85 PathProgramCache]: Analyzing trace with hash -1934536154, now seen corresponding path program 1 times [2024-11-28 04:26:47,287 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:26:47,288 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1208750218] [2024-11-28 04:26:47,288 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:26:47,289 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:26:47,289 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4821b9-f762-4da1-8574-a989d453fddb/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:26:47,293 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4821b9-f762-4da1-8574-a989d453fddb/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 04:26:47,295 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4821b9-f762-4da1-8574-a989d453fddb/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-28 04:26:48,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:26:48,274 INFO L256 TraceCheckSpWp]: Trace formula consists of 305 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-28 04:26:48,286 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:26:48,356 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 942 proven. 0 refuted. 0 times theorem prover too weak. 1042 trivial. 0 not checked. [2024-11-28 04:26:48,356 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:26:48,357 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:26:48,358 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1208750218] [2024-11-28 04:26:48,358 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1208750218] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:26:48,358 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:26:48,359 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-28 04:26:48,361 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1290854201] [2024-11-28 04:26:48,362 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:26:48,367 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-28 04:26:48,368 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:26:48,401 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-28 04:26:48,401 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 04:26:48,405 INFO L87 Difference]: Start difference. First operand has 83 states, 48 states have (on average 1.3333333333333333) internal successors, (64), 49 states have internal predecessors, (64), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) Second operand has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2024-11-28 04:26:48,458 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:26:48,458 INFO L93 Difference]: Finished difference Result 159 states and 282 transitions. [2024-11-28 04:26:48,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-28 04:26:48,461 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 196 [2024-11-28 04:26:48,461 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:26:48,468 INFO L225 Difference]: With dead ends: 159 [2024-11-28 04:26:48,468 INFO L226 Difference]: Without dead ends: 79 [2024-11-28 04:26:48,473 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 195 GetRequests, 195 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 04:26:48,477 INFO L435 NwaCegarLoop]: 121 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, 121 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 04:26:48,478 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 121 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 04:26:48,494 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2024-11-28 04:26:48,524 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 79. [2024-11-28 04:26:48,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 79 states, 45 states have (on average 1.2666666666666666) internal successors, (57), 45 states have internal predecessors, (57), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2024-11-28 04:26:48,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 121 transitions. [2024-11-28 04:26:48,538 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 121 transitions. Word has length 196 [2024-11-28 04:26:48,539 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:26:48,539 INFO L471 AbstractCegarLoop]: Abstraction has 79 states and 121 transitions. [2024-11-28 04:26:48,539 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2024-11-28 04:26:48,539 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 121 transitions. [2024-11-28 04:26:48,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2024-11-28 04:26:48,549 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:26:48,550 INFO L218 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:26:48,572 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4821b9-f762-4da1-8574-a989d453fddb/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 04:26:48,750 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4821b9-f762-4da1-8574-a989d453fddb/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:26:48,751 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:26:48,752 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:26:48,752 INFO L85 PathProgramCache]: Analyzing trace with hash -1945186462, now seen corresponding path program 1 times [2024-11-28 04:26:48,753 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:26:48,753 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1221573173] [2024-11-28 04:26:48,753 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:26:48,753 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:26:48,753 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4821b9-f762-4da1-8574-a989d453fddb/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:26:48,757 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4821b9-f762-4da1-8574-a989d453fddb/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 04:26:48,758 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4821b9-f762-4da1-8574-a989d453fddb/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-28 04:26:49,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:26:49,762 INFO L256 TraceCheckSpWp]: Trace formula consists of 305 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-28 04:26:49,770 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:26:52,505 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 891 proven. 63 refuted. 0 times theorem prover too weak. 1030 trivial. 0 not checked. [2024-11-28 04:26:52,505 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 04:26:54,850 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 30 proven. 63 refuted. 0 times theorem prover too weak. 1891 trivial. 0 not checked. [2024-11-28 04:26:54,850 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:26:54,851 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1221573173] [2024-11-28 04:26:54,851 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1221573173] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 04:26:54,851 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-28 04:26:54,851 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2024-11-28 04:26:54,851 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [665547598] [2024-11-28 04:26:54,851 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-28 04:26:54,853 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-28 04:26:54,854 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:26:54,855 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-28 04:26:54,855 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-11-28 04:26:54,856 INFO L87 Difference]: Start difference. First operand 79 states and 121 transitions. Second operand has 8 states, 8 states have (on average 6.0) internal successors, (48), 8 states have internal predecessors, (48), 2 states have call successors, (53), 2 states have call predecessors, (53), 4 states have return successors, (54), 2 states have call predecessors, (54), 2 states have call successors, (54) [2024-11-28 04:26:58,453 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.36s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 04:27:02,927 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.28s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 04:27:06,933 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 04:27:10,946 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 04:27:14,951 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 04:27:14,956 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:27:14,957 INFO L93 Difference]: Finished difference Result 163 states and 246 transitions. [2024-11-28 04:27:15,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-28 04:27:15,050 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.0) internal successors, (48), 8 states have internal predecessors, (48), 2 states have call successors, (53), 2 states have call predecessors, (53), 4 states have return successors, (54), 2 states have call predecessors, (54), 2 states have call successors, (54) Word has length 196 [2024-11-28 04:27:15,051 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:27:15,053 INFO L225 Difference]: With dead ends: 163 [2024-11-28 04:27:15,053 INFO L226 Difference]: Without dead ends: 87 [2024-11-28 04:27:15,054 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 395 GetRequests, 383 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=53, Invalid=103, Unknown=0, NotChecked=0, Total=156 [2024-11-28 04:27:15,056 INFO L435 NwaCegarLoop]: 83 mSDtfsCounter, 47 mSDsluCounter, 181 mSDsCounter, 0 mSdLazyCounter, 209 mSolverCounterSat, 17 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 56 SdHoareTripleChecker+Valid, 264 SdHoareTripleChecker+Invalid, 230 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 209 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.7s IncrementalHoareTripleChecker+Time [2024-11-28 04:27:15,057 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [56 Valid, 264 Invalid, 230 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 209 Invalid, 4 Unknown, 0 Unchecked, 19.7s Time] [2024-11-28 04:27:15,058 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2024-11-28 04:27:15,101 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 83. [2024-11-28 04:27:15,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 83 states, 48 states have (on average 1.2291666666666667) internal successors, (59), 48 states have internal predecessors, (59), 32 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2024-11-28 04:27:15,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 123 transitions. [2024-11-28 04:27:15,108 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 123 transitions. Word has length 196 [2024-11-28 04:27:15,109 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:27:15,110 INFO L471 AbstractCegarLoop]: Abstraction has 83 states and 123 transitions. [2024-11-28 04:27:15,110 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.0) internal successors, (48), 8 states have internal predecessors, (48), 2 states have call successors, (53), 2 states have call predecessors, (53), 4 states have return successors, (54), 2 states have call predecessors, (54), 2 states have call successors, (54) [2024-11-28 04:27:15,111 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 123 transitions. [2024-11-28 04:27:15,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2024-11-28 04:27:15,114 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:27:15,115 INFO L218 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:27:15,132 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4821b9-f762-4da1-8574-a989d453fddb/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-11-28 04:27:15,315 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4821b9-f762-4da1-8574-a989d453fddb/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:27:15,316 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:27:15,316 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:27:15,316 INFO L85 PathProgramCache]: Analyzing trace with hash -170179100, now seen corresponding path program 1 times [2024-11-28 04:27:15,317 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:27:15,317 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [351131542] [2024-11-28 04:27:15,317 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:27:15,318 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:27:15,318 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4821b9-f762-4da1-8574-a989d453fddb/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:27:15,321 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4821b9-f762-4da1-8574-a989d453fddb/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 04:27:15,323 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f4821b9-f762-4da1-8574-a989d453fddb/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-11-28 04:27:16,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:27:16,284 INFO L256 TraceCheckSpWp]: Trace formula consists of 303 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-28 04:27:16,299 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:27:33,064 WARN L286 SmtUtils]: Spent 8.17s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-28 04:27:41,192 WARN L286 SmtUtils]: Spent 8.13s 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) [2024-11-28 04:27:49,349 WARN L286 SmtUtils]: Spent 8.16s 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) [2024-11-28 04:27:57,507 WARN L286 SmtUtils]: Spent 8.16s 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) [2024-11-28 04:28:05,605 WARN L286 SmtUtils]: Spent 8.10s on a formula simplification that was a NOOP. DAG size: 11 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-28 04:28:13,740 WARN L286 SmtUtils]: Spent 8.14s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-28 04:28:20,672 WARN L873 $PredicateComparison]: unable to prove that (and (= c_~var_1_8~0 c_~var_1_11~0) (not (fp.gt c_~var_1_1~0 (fp.add c_currentRoundingMode (fp.mul c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_4~0) c_~var_1_5~0) ((_ to_fp 11 53) c_currentRoundingMode (/ 53.0 10.0))))) (bvsle ((_ zero_extend 24) c_~var_1_10~0) (_ bv0 32)) (= (_ bv0 8) c_~var_1_12~0) (not (fp.leq ((_ to_fp 8 24) c_currentRoundingMode (/ 129.0 2.0)) c_~var_1_2~0)) (not (= (_ bv0 32) ((_ zero_extend 24) c_~var_1_16~0)))) is different from true [2024-11-28 04:28:29,011 WARN L286 SmtUtils]: Spent 8.34s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-28 04:28:37,349 WARN L286 SmtUtils]: Spent 8.34s 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) [2024-11-28 04:28:45,636 WARN L286 SmtUtils]: Spent 8.29s 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) [2024-11-28 04:28:53,928 WARN L286 SmtUtils]: Spent 8.29s 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) [2024-11-28 04:29:02,143 WARN L286 SmtUtils]: Spent 8.21s 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) [2024-11-28 04:29:10,413 WARN L286 SmtUtils]: Spent 8.27s on a formula simplification that was a NOOP. DAG size: 11 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-28 04:29:18,768 WARN L286 SmtUtils]: Spent 8.35s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-28 04:29:22,840 WARN L851 $PredicateComparison]: unable to prove that (and (not (fp.lt (fp.div c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (fp.neg c_~var_1_4~0)) ((_ to_fp 11 53) c_currentRoundingMode (/ 99.0 4.0))) c_~var_1_6~0)) (= c_~var_1_8~0 c_~var_1_11~0) (not (fp.gt c_~var_1_1~0 (fp.add c_currentRoundingMode (fp.mul c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_4~0) c_~var_1_5~0) ((_ to_fp 11 53) c_currentRoundingMode (/ 53.0 10.0))))) (bvsle ((_ zero_extend 24) c_~var_1_10~0) (_ bv0 32)) (= (_ bv0 8) c_~var_1_12~0) (not (fp.leq ((_ to_fp 8 24) c_currentRoundingMode (/ 129.0 2.0)) c_~var_1_2~0)) (not (= (_ bv0 32) ((_ zero_extend 24) c_~var_1_16~0)))) is different from false [2024-11-28 04:29:26,919 WARN L873 $PredicateComparison]: unable to prove that (and (not (fp.lt (fp.div c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (fp.neg c_~var_1_4~0)) ((_ to_fp 11 53) c_currentRoundingMode (/ 99.0 4.0))) c_~var_1_6~0)) (= c_~var_1_8~0 c_~var_1_11~0) (not (fp.gt c_~var_1_1~0 (fp.add c_currentRoundingMode (fp.mul c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_4~0) c_~var_1_5~0) ((_ to_fp 11 53) c_currentRoundingMode (/ 53.0 10.0))))) (bvsle ((_ zero_extend 24) c_~var_1_10~0) (_ bv0 32)) (= (_ bv0 8) c_~var_1_12~0) (not (fp.leq ((_ to_fp 8 24) c_currentRoundingMode (/ 129.0 2.0)) c_~var_1_2~0)) (not (= (_ bv0 32) ((_ zero_extend 24) c_~var_1_16~0)))) is different from true [2024-11-28 04:29:35,221 WARN L286 SmtUtils]: Spent 8.30s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-28 04:29:43,488 WARN L286 SmtUtils]: Spent 8.27s 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) [2024-11-28 04:29:51,756 WARN L286 SmtUtils]: Spent 8.27s 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) [2024-11-28 04:30:00,029 WARN L286 SmtUtils]: Spent 8.27s 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) [2024-11-28 04:30:08,231 WARN L286 SmtUtils]: Spent 8.20s 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) [2024-11-28 04:30:16,500 WARN L286 SmtUtils]: Spent 8.27s on a formula simplification that was a NOOP. DAG size: 11 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-28 04:30:24,818 WARN L286 SmtUtils]: Spent 8.32s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-28 04:30:33,190 WARN L286 SmtUtils]: Spent 8.36s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-28 04:30:41,533 WARN L286 SmtUtils]: Spent 8.34s 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) [2024-11-28 04:30:49,871 WARN L286 SmtUtils]: Spent 8.34s 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) [2024-11-28 04:30:58,170 WARN L286 SmtUtils]: Spent 8.30s 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) [2024-11-28 04:31:06,427 WARN L286 SmtUtils]: Spent 8.26s 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) [2024-11-28 04:31:14,730 WARN L286 SmtUtils]: Spent 8.30s 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) [2024-11-28 04:31:22,968 WARN L286 SmtUtils]: Spent 8.24s on a formula simplification that was a NOOP. DAG size: 11 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-28 04:31:23,323 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 1314 proven. 96 refuted. 0 times theorem prover too weak. 574 trivial. 0 not checked. [2024-11-28 04:31:23,323 INFO L312 TraceCheckSpWp]: Computing backward predicates...