./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-33.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_62cbc674-5ef0-42e0-9668-46fe57f42c31/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cbc674-5ef0-42e0-9668-46fe57f42c31/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_62cbc674-5ef0-42e0-9668-46fe57f42c31/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cbc674-5ef0-42e0-9668-46fe57f42c31/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-33.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cbc674-5ef0-42e0-9668-46fe57f42c31/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_62cbc674-5ef0-42e0-9668-46fe57f42c31/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 4d64e07e8d5a10e089b0a19820fd0c594aa38dab419d8164489758563af2a155 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-27 20:08:42,969 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-27 20:08:43,060 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cbc674-5ef0-42e0-9668-46fe57f42c31/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-27 20:08:43,065 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-27 20:08:43,065 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-27 20:08:43,107 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-27 20:08:43,107 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-27 20:08:43,107 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-27 20:08:43,108 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-27 20:08:43,108 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-27 20:08:43,108 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-27 20:08:43,108 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-27 20:08:43,108 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-27 20:08:43,109 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-27 20:08:43,109 INFO L153 SettingsManager]: * Use SBE=true [2024-11-27 20:08:43,109 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-27 20:08:43,109 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-27 20:08:43,109 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-27 20:08:43,109 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-27 20:08:43,109 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-27 20:08:43,109 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-27 20:08:43,110 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-27 20:08:43,110 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-27 20:08:43,110 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-27 20:08:43,110 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-27 20:08:43,110 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-27 20:08:43,113 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-27 20:08:43,113 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-27 20:08:43,114 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-27 20:08:43,114 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 20:08:43,114 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 20:08:43,114 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 20:08:43,114 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 20:08:43,115 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-27 20:08:43,115 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 20:08:43,115 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 20:08:43,115 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 20:08:43,115 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 20:08:43,115 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-27 20:08:43,115 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-27 20:08:43,115 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-27 20:08:43,115 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-27 20:08:43,115 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-27 20:08:43,116 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-27 20:08:43,116 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-27 20:08:43,116 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-27 20:08:43,116 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-27 20:08:43,116 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-27 20:08:43,116 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_62cbc674-5ef0-42e0-9668-46fe57f42c31/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 -> 4d64e07e8d5a10e089b0a19820fd0c594aa38dab419d8164489758563af2a155 [2024-11-27 20:08:43,472 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-27 20:08:43,486 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-27 20:08:43,488 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-27 20:08:43,490 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-27 20:08:43,491 INFO L274 PluginConnector]: CDTParser initialized [2024-11-27 20:08:43,493 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cbc674-5ef0-42e0-9668-46fe57f42c31/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-33.i [2024-11-27 20:08:46,750 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cbc674-5ef0-42e0-9668-46fe57f42c31/bin/uautomizer-verify-aQ6SnzHsRB/data/4118555e4/e42a2e532ec14a8494641ffa4f712673/FLAGe54cdc7e7 [2024-11-27 20:08:47,093 INFO L384 CDTParser]: Found 1 translation units. [2024-11-27 20:08:47,095 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cbc674-5ef0-42e0-9668-46fe57f42c31/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-33.i [2024-11-27 20:08:47,107 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cbc674-5ef0-42e0-9668-46fe57f42c31/bin/uautomizer-verify-aQ6SnzHsRB/data/4118555e4/e42a2e532ec14a8494641ffa4f712673/FLAGe54cdc7e7 [2024-11-27 20:08:47,135 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cbc674-5ef0-42e0-9668-46fe57f42c31/bin/uautomizer-verify-aQ6SnzHsRB/data/4118555e4/e42a2e532ec14a8494641ffa4f712673 [2024-11-27 20:08:47,138 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-27 20:08:47,140 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-27 20:08:47,142 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-27 20:08:47,142 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-27 20:08:47,146 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-27 20:08:47,152 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 08:08:47" (1/1) ... [2024-11-27 20:08:47,153 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29ad7792 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:08:47, skipping insertion in model container [2024-11-27 20:08:47,153 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 08:08:47" (1/1) ... [2024-11-27 20:08:47,177 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-27 20:08:47,349 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_62cbc674-5ef0-42e0-9668-46fe57f42c31/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-33.i[913,926] [2024-11-27 20:08:47,421 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 20:08:47,433 INFO L200 MainTranslator]: Completed pre-run [2024-11-27 20:08:47,443 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_62cbc674-5ef0-42e0-9668-46fe57f42c31/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-33.i[913,926] [2024-11-27 20:08:47,472 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 20:08:47,488 INFO L204 MainTranslator]: Completed translation [2024-11-27 20:08:47,488 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:08:47 WrapperNode [2024-11-27 20:08:47,489 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-27 20:08:47,490 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-27 20:08:47,490 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-27 20:08:47,490 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-27 20:08:47,497 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:08:47" (1/1) ... [2024-11-27 20:08:47,506 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:08:47" (1/1) ... [2024-11-27 20:08:47,552 INFO L138 Inliner]: procedures = 26, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 174 [2024-11-27 20:08:47,553 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-27 20:08:47,553 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-27 20:08:47,553 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-27 20:08:47,553 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-27 20:08:47,569 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:08:47" (1/1) ... [2024-11-27 20:08:47,569 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:08:47" (1/1) ... [2024-11-27 20:08:47,572 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:08:47" (1/1) ... [2024-11-27 20:08:47,595 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]. [2024-11-27 20:08:47,599 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:08:47" (1/1) ... [2024-11-27 20:08:47,600 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:08:47" (1/1) ... [2024-11-27 20:08:47,613 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:08:47" (1/1) ... [2024-11-27 20:08:47,615 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:08:47" (1/1) ... [2024-11-27 20:08:47,621 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:08:47" (1/1) ... [2024-11-27 20:08:47,623 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:08:47" (1/1) ... [2024-11-27 20:08:47,629 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:08:47" (1/1) ... [2024-11-27 20:08:47,634 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-27 20:08:47,635 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-27 20:08:47,635 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-27 20:08:47,635 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-27 20:08:47,636 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:08:47" (1/1) ... [2024-11-27 20:08:47,642 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 20:08:47,656 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cbc674-5ef0-42e0-9668-46fe57f42c31/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:08:47,669 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cbc674-5ef0-42e0-9668-46fe57f42c31/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-27 20:08:47,673 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cbc674-5ef0-42e0-9668-46fe57f42c31/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-27 20:08:47,701 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-27 20:08:47,701 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-27 20:08:47,702 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-27 20:08:47,702 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-27 20:08:47,702 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-27 20:08:47,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-27 20:08:47,794 INFO L234 CfgBuilder]: Building ICFG [2024-11-27 20:08:47,796 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-27 20:08:48,284 INFO L? ?]: Removed 9 outVars from TransFormulas that were not future-live. [2024-11-27 20:08:48,284 INFO L283 CfgBuilder]: Performing block encoding [2024-11-27 20:08:48,295 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-27 20:08:48,296 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-27 20:08:48,296 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 08:08:48 BoogieIcfgContainer [2024-11-27 20:08:48,298 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-27 20:08:48,300 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-27 20:08:48,300 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-27 20:08:48,307 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-27 20:08:48,307 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.11 08:08:47" (1/3) ... [2024-11-27 20:08:48,308 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6bbc994c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 08:08:48, skipping insertion in model container [2024-11-27 20:08:48,308 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:08:47" (2/3) ... [2024-11-27 20:08:48,308 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6bbc994c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 08:08:48, skipping insertion in model container [2024-11-27 20:08:48,308 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 08:08:48" (3/3) ... [2024-11-27 20:08:48,310 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_normal_file-33.i [2024-11-27 20:08:48,328 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-27 20:08:48,330 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_codestructure_normal_file-33.i that has 2 procedures, 79 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-27 20:08:48,412 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-27 20:08:48,427 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;@1bf06d4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-27 20:08:48,428 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-27 20:08:48,432 INFO L276 IsEmpty]: Start isEmpty. Operand has 79 states, 48 states have (on average 1.3541666666666667) internal successors, (65), 49 states have internal predecessors, (65), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2024-11-27 20:08:48,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2024-11-27 20:08:48,449 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:08:48,449 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:08:48,450 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 20:08:48,455 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:08:48,455 INFO L85 PathProgramCache]: Analyzing trace with hash -316972072, now seen corresponding path program 1 times [2024-11-27 20:08:48,463 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:08:48,465 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1932215396] [2024-11-27 20:08:48,466 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:08:48,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:08:48,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:11:50,977 WARN L286 SmtUtils]: Spent 5.24s on a formula simplification. DAG size of input: 205 DAG size of output: 199 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-27 20:15:13,898 WARN L286 SmtUtils]: Spent 6.07s on a formula simplification. DAG size of input: 207 DAG size of output: 201 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-27 20:15:14,085 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2024-11-27 20:15:14,086 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:15:14,086 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1932215396] [2024-11-27 20:15:14,087 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1932215396] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:15:14,087 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:15:14,087 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-27 20:15:14,091 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [336681453] [2024-11-27 20:15:14,092 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:15:14,095 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-27 20:15:14,096 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:15:14,121 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-27 20:15:14,122 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2024-11-27 20:15:14,125 INFO L87 Difference]: Start difference. First operand has 79 states, 48 states have (on average 1.3541666666666667) internal successors, (65), 49 states have internal predecessors, (65), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) Second operand has 11 states, 11 states have (on average 3.090909090909091) internal successors, (34), 11 states have internal predecessors, (34), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-27 20:15:21,919 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:15:21,920 INFO L93 Difference]: Finished difference Result 203 states and 343 transitions. [2024-11-27 20:15:21,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-27 20:15:21,924 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 3.090909090909091) internal successors, (34), 11 states have internal predecessors, (34), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 171 [2024-11-27 20:15:21,926 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:15:21,936 INFO L225 Difference]: With dead ends: 203 [2024-11-27 20:15:21,936 INFO L226 Difference]: Without dead ends: 127 [2024-11-27 20:15:21,939 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 18.2s TimeCoverageRelationStatistics Valid=58, Invalid=98, Unknown=0, NotChecked=0, Total=156 [2024-11-27 20:15:21,943 INFO L435 NwaCegarLoop]: 96 mSDtfsCounter, 98 mSDsluCounter, 426 mSDsCounter, 0 mSdLazyCounter, 217 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 98 SdHoareTripleChecker+Valid, 522 SdHoareTripleChecker+Invalid, 220 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 217 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2024-11-27 20:15:21,944 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [98 Valid, 522 Invalid, 220 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 217 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2024-11-27 20:15:21,960 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127 states. [2024-11-27 20:15:21,999 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127 to 89. [2024-11-27 20:15:22,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 89 states, 59 states have (on average 1.3220338983050848) internal successors, (78), 59 states have internal predecessors, (78), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2024-11-27 20:15:22,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 134 transitions. [2024-11-27 20:15:22,009 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 134 transitions. Word has length 171 [2024-11-27 20:15:22,012 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:15:22,012 INFO L471 AbstractCegarLoop]: Abstraction has 89 states and 134 transitions. [2024-11-27 20:15:22,013 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 3.090909090909091) internal successors, (34), 11 states have internal predecessors, (34), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-27 20:15:22,013 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 134 transitions. [2024-11-27 20:15:22,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2024-11-27 20:15:22,020 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:15:22,021 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:15:22,021 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-27 20:15:22,023 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 20:15:22,024 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:15:22,026 INFO L85 PathProgramCache]: Analyzing trace with hash -709999082, now seen corresponding path program 1 times [2024-11-27 20:15:22,026 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:15:22,026 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [826775856] [2024-11-27 20:15:22,026 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:15:22,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:15:22,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-27 20:15:22,281 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [195885770] [2024-11-27 20:15:22,281 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:15:22,282 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 20:15:22,282 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cbc674-5ef0-42e0-9668-46fe57f42c31/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:15:22,285 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cbc674-5ef0-42e0-9668-46fe57f42c31/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-27 20:15:22,287 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cbc674-5ef0-42e0-9668-46fe57f42c31/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-27 20:15:22,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 20:15:22,480 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-27 20:15:22,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 20:15:22,747 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-27 20:15:22,748 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-27 20:15:22,749 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-27 20:15:22,767 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cbc674-5ef0-42e0-9668-46fe57f42c31/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-27 20:15:22,952 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cbc674-5ef0-42e0-9668-46fe57f42c31/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 20:15:22,957 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1] [2024-11-27 20:15:23,143 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-27 20:15:23,150 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.11 08:15:23 BoogieIcfgContainer [2024-11-27 20:15:23,152 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-27 20:15:23,153 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-27 20:15:23,153 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-27 20:15:23,153 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-27 20:15:23,154 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 08:08:48" (3/4) ... [2024-11-27 20:15:23,157 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-27 20:15:23,158 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-27 20:15:23,159 INFO L158 Benchmark]: Toolchain (without parser) took 396019.24ms. Allocated memory was 142.6MB in the beginning and 947.9MB in the end (delta: 805.3MB). Free memory was 106.5MB in the beginning and 490.1MB in the end (delta: -383.6MB). Peak memory consumption was 422.4MB. Max. memory is 16.1GB. [2024-11-27 20:15:23,160 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 167.8MB. Free memory is still 105.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 20:15:23,161 INFO L158 Benchmark]: CACSL2BoogieTranslator took 348.09ms. Allocated memory is still 142.6MB. Free memory was 106.5MB in the beginning and 92.6MB in the end (delta: 13.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-27 20:15:23,162 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.89ms. Allocated memory is still 142.6MB. Free memory was 92.6MB in the beginning and 89.2MB in the end (delta: 3.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-27 20:15:23,163 INFO L158 Benchmark]: Boogie Preprocessor took 81.26ms. Allocated memory is still 142.6MB. Free memory was 89.2MB in the beginning and 85.2MB in the end (delta: 4.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 20:15:23,164 INFO L158 Benchmark]: RCFGBuilder took 663.45ms. Allocated memory is still 142.6MB. Free memory was 84.8MB in the beginning and 62.8MB in the end (delta: 22.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-27 20:15:23,165 INFO L158 Benchmark]: TraceAbstraction took 394851.84ms. Allocated memory was 142.6MB in the beginning and 947.9MB in the end (delta: 805.3MB). Free memory was 62.4MB in the beginning and 490.4MB in the end (delta: -428.0MB). Peak memory consumption was 380.4MB. Max. memory is 16.1GB. [2024-11-27 20:15:23,165 INFO L158 Benchmark]: Witness Printer took 5.21ms. Allocated memory is still 947.9MB. Free memory was 490.4MB in the beginning and 490.1MB in the end (delta: 304.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 20:15:23,169 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 167.8MB. Free memory is still 105.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 348.09ms. Allocated memory is still 142.6MB. Free memory was 106.5MB in the beginning and 92.6MB in the end (delta: 13.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 62.89ms. Allocated memory is still 142.6MB. Free memory was 92.6MB in the beginning and 89.2MB in the end (delta: 3.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 81.26ms. Allocated memory is still 142.6MB. Free memory was 89.2MB in the beginning and 85.2MB in the end (delta: 4.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 663.45ms. Allocated memory is still 142.6MB. Free memory was 84.8MB in the beginning and 62.8MB in the end (delta: 22.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 394851.84ms. Allocated memory was 142.6MB in the beginning and 947.9MB in the end (delta: 805.3MB). Free memory was 62.4MB in the beginning and 490.4MB in the end (delta: -428.0MB). Peak memory consumption was 380.4MB. Max. memory is 16.1GB. * Witness Printer took 5.21ms. Allocated memory is still 947.9MB. Free memory was 490.4MB in the beginning and 490.1MB in the end (delta: 304.3kB). 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 someUnaryDOUBLEoperation at line 30, overapproximation of someBinaryDOUBLEComparisonOperation at line 123, overapproximation of someBinaryDOUBLEComparisonOperation at line 92, overapproximation of someBinaryDOUBLEComparisonOperation at line 54, overapproximation of someBinaryDOUBLEComparisonOperation at line 90. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 8; [L23] unsigned char var_1_2 = 10; [L24] signed long int var_1_3 = 64; [L25] signed long int var_1_4 = 50; [L26] signed short int var_1_5 = -10; [L27] signed short int var_1_6 = 25; [L28] unsigned short int var_1_7 = 256; [L29] double var_1_8 = 4.58; [L30] double var_1_9 = -0.1; [L31] unsigned char var_1_10 = 1; [L32] signed short int var_1_11 = 0; [L33] unsigned char var_1_12 = 0; [L34] unsigned char var_1_13 = 1; [L35] signed char var_1_14 = -16; [L36] signed char var_1_15 = 8; [L37] signed char var_1_16 = 8; [L38] signed char var_1_17 = 10; [L39] signed char var_1_18 = 0; [L40] unsigned long int var_1_19 = 16; [L41] signed char var_1_20 = 10; [L42] signed char var_1_21 = -50; VAL [isInitial=0, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_2=10, var_1_3=64, var_1_4=50, var_1_5=-10, var_1_6=25, var_1_7=256, var_1_8=229/50] [L127] isInitial = 1 [L128] FCALL initially() [L130] FCALL updateLastVariables() [L131] CALL updateVariables() [L77] var_1_2 = __VERIFIER_nondet_uchar() [L78] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=64, var_1_4=50, var_1_5=-10, var_1_6=25, var_1_7=256, var_1_8=229/50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=64, var_1_4=50, var_1_5=-10, var_1_6=25, var_1_7=256, var_1_8=229/50] [L78] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=64, var_1_4=50, var_1_5=-10, var_1_6=25, var_1_7=256, var_1_8=229/50] [L79] CALL assume_abort_if_not(var_1_2 <= 255) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=64, var_1_4=50, var_1_5=-10, var_1_6=25, var_1_7=256, var_1_8=229/50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=64, var_1_4=50, var_1_5=-10, var_1_6=25, var_1_7=256, var_1_8=229/50] [L79] RET assume_abort_if_not(var_1_2 <= 255) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=64, var_1_4=50, var_1_5=-10, var_1_6=25, var_1_7=256, var_1_8=229/50] [L80] var_1_3 = __VERIFIER_nondet_long() [L81] CALL assume_abort_if_not(var_1_3 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=11, var_1_4=50, var_1_5=-10, var_1_6=25, var_1_7=256, var_1_8=229/50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=11, var_1_4=50, var_1_5=-10, var_1_6=25, var_1_7=256, var_1_8=229/50] [L81] RET assume_abort_if_not(var_1_3 >= -2147483648) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=11, var_1_4=50, var_1_5=-10, var_1_6=25, var_1_7=256, var_1_8=229/50] [L82] CALL assume_abort_if_not(var_1_3 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=11, var_1_4=50, var_1_5=-10, var_1_6=25, var_1_7=256, var_1_8=229/50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=11, var_1_4=50, var_1_5=-10, var_1_6=25, var_1_7=256, var_1_8=229/50] [L82] RET assume_abort_if_not(var_1_3 <= 2147483647) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=11, var_1_4=50, var_1_5=-10, var_1_6=25, var_1_7=256, var_1_8=229/50] [L83] var_1_4 = __VERIFIER_nondet_long() [L84] CALL assume_abort_if_not(var_1_4 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=11, var_1_4=10, var_1_5=-10, var_1_6=25, var_1_7=256, var_1_8=229/50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=11, var_1_4=10, var_1_5=-10, var_1_6=25, var_1_7=256, var_1_8=229/50] [L84] RET assume_abort_if_not(var_1_4 >= -2147483648) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=11, var_1_4=10, var_1_5=-10, var_1_6=25, var_1_7=256, var_1_8=229/50] [L85] CALL assume_abort_if_not(var_1_4 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=11, var_1_4=10, var_1_5=-10, var_1_6=25, var_1_7=256, var_1_8=229/50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=11, var_1_4=10, var_1_5=-10, var_1_6=25, var_1_7=256, var_1_8=229/50] [L85] RET assume_abort_if_not(var_1_4 <= 2147483647) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=11, var_1_4=10, var_1_5=-10, var_1_6=25, var_1_7=256, var_1_8=229/50] [L86] var_1_6 = __VERIFIER_nondet_short() [L87] CALL assume_abort_if_not(var_1_6 >= -32767) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=11, var_1_4=10, var_1_5=-10, var_1_6=11, var_1_7=256, var_1_8=229/50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=11, var_1_4=10, var_1_5=-10, var_1_6=11, var_1_7=256, var_1_8=229/50] [L87] RET assume_abort_if_not(var_1_6 >= -32767) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=11, var_1_4=10, var_1_5=-10, var_1_6=11, var_1_7=256, var_1_8=229/50] [L88] CALL assume_abort_if_not(var_1_6 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=11, var_1_4=10, var_1_5=-10, var_1_6=11, var_1_7=256, var_1_8=229/50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=11, var_1_4=10, var_1_5=-10, var_1_6=11, var_1_7=256, var_1_8=229/50] [L88] RET assume_abort_if_not(var_1_6 <= 32766) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=11, var_1_4=10, var_1_5=-10, var_1_6=11, var_1_7=256, var_1_8=229/50] [L89] var_1_8 = __VERIFIER_nondet_double() [L90] CALL assume_abort_if_not((var_1_8 >= -922337.2036854776000e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854776000e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=11, var_1_4=10, var_1_5=-10, var_1_6=11, var_1_7=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=11, var_1_4=10, var_1_5=-10, var_1_6=11, var_1_7=256] [L90] RET assume_abort_if_not((var_1_8 >= -922337.2036854776000e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854776000e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=11, var_1_4=10, var_1_5=-10, var_1_6=11, var_1_7=256] [L91] var_1_9 = __VERIFIER_nondet_double() [L92] CALL assume_abort_if_not((var_1_9 >= -922337.2036854776000e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854776000e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=11, var_1_4=10, var_1_5=-10, var_1_6=11, var_1_7=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=11, var_1_4=10, var_1_5=-10, var_1_6=11, var_1_7=256] [L92] RET assume_abort_if_not((var_1_9 >= -922337.2036854776000e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854776000e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=11, var_1_4=10, var_1_5=-10, var_1_6=11, var_1_7=256] [L93] var_1_10 = __VERIFIER_nondet_uchar() [L94] 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=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=11, var_1_4=10, var_1_5=-10, var_1_6=11, var_1_7=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=11, var_1_4=10, var_1_5=-10, var_1_6=11, var_1_7=256] [L94] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=11, var_1_4=10, var_1_5=-10, var_1_6=11, var_1_7=256] [L95] CALL assume_abort_if_not(var_1_10 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=11, var_1_4=10, var_1_5=-10, var_1_6=11, var_1_7=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=11, var_1_4=10, var_1_5=-10, var_1_6=11, var_1_7=256] [L95] RET assume_abort_if_not(var_1_10 <= 1) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=11, var_1_4=10, var_1_5=-10, var_1_6=11, var_1_7=256] [L96] var_1_13 = __VERIFIER_nondet_uchar() [L97] CALL assume_abort_if_not(var_1_13 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=11, var_1_4=10, var_1_5=-10, var_1_6=11, var_1_7=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=11, var_1_4=10, var_1_5=-10, var_1_6=11, var_1_7=256] [L97] RET assume_abort_if_not(var_1_13 >= 1) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=11, var_1_4=10, var_1_5=-10, var_1_6=11, var_1_7=256] [L98] CALL assume_abort_if_not(var_1_13 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=11, var_1_4=10, var_1_5=-10, var_1_6=11, var_1_7=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=11, var_1_4=10, var_1_5=-10, var_1_6=11, var_1_7=256] [L98] RET assume_abort_if_not(var_1_13 <= 1) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=11, var_1_4=10, var_1_5=-10, var_1_6=11, var_1_7=256] [L99] var_1_15 = __VERIFIER_nondet_char() [L100] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=11, var_1_4=10, var_1_5=-10, var_1_6=11, var_1_7=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=11, var_1_4=10, var_1_5=-10, var_1_6=11, var_1_7=256] [L100] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=11, var_1_4=10, var_1_5=-10, var_1_6=11, var_1_7=256] [L101] CALL assume_abort_if_not(var_1_15 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=11, var_1_4=10, var_1_5=-10, var_1_6=11, var_1_7=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=11, var_1_4=10, var_1_5=-10, var_1_6=11, var_1_7=256] [L101] RET assume_abort_if_not(var_1_15 <= 63) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=11, var_1_4=10, var_1_5=-10, var_1_6=11, var_1_7=256] [L102] var_1_16 = __VERIFIER_nondet_char() [L103] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=0, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=11, var_1_4=10, var_1_5=-10, var_1_6=11, var_1_7=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=0, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=11, var_1_4=10, var_1_5=-10, var_1_6=11, var_1_7=256] [L103] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=0, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=11, var_1_4=10, var_1_5=-10, var_1_6=11, var_1_7=256] [L104] CALL assume_abort_if_not(var_1_16 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=0, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=11, var_1_4=10, var_1_5=-10, var_1_6=11, var_1_7=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=0, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=11, var_1_4=10, var_1_5=-10, var_1_6=11, var_1_7=256] [L104] RET assume_abort_if_not(var_1_16 <= 63) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=0, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=11, var_1_4=10, var_1_5=-10, var_1_6=11, var_1_7=256] [L105] var_1_17 = __VERIFIER_nondet_char() [L106] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=0, var_1_17=3, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=11, var_1_4=10, var_1_5=-10, var_1_6=11, var_1_7=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=0, var_1_17=3, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=11, var_1_4=10, var_1_5=-10, var_1_6=11, var_1_7=256] [L106] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=0, var_1_17=3, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=11, var_1_4=10, var_1_5=-10, var_1_6=11, var_1_7=256] [L107] CALL assume_abort_if_not(var_1_17 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=0, var_1_17=3, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=11, var_1_4=10, var_1_5=-10, var_1_6=11, var_1_7=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=0, var_1_17=3, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=11, var_1_4=10, var_1_5=-10, var_1_6=11, var_1_7=256] [L107] RET assume_abort_if_not(var_1_17 <= 63) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=0, var_1_17=3, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=11, var_1_4=10, var_1_5=-10, var_1_6=11, var_1_7=256] [L108] var_1_18 = __VERIFIER_nondet_char() [L109] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=0, var_1_17=3, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=11, var_1_4=10, var_1_5=-10, var_1_6=11, var_1_7=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=0, var_1_17=3, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=11, var_1_4=10, var_1_5=-10, var_1_6=11, var_1_7=256] [L109] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=0, var_1_17=3, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=11, var_1_4=10, var_1_5=-10, var_1_6=11, var_1_7=256] [L110] CALL assume_abort_if_not(var_1_18 <= 31) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=0, var_1_17=3, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=11, var_1_4=10, var_1_5=-10, var_1_6=11, var_1_7=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=0, var_1_17=3, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=11, var_1_4=10, var_1_5=-10, var_1_6=11, var_1_7=256] [L110] RET assume_abort_if_not(var_1_18 <= 31) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=0, var_1_17=3, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=11, var_1_4=10, var_1_5=-10, var_1_6=11, var_1_7=256] [L111] var_1_20 = __VERIFIER_nondet_char() [L112] CALL assume_abort_if_not(var_1_20 >= -128) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=0, var_1_17=3, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=2, var_1_21=-50, var_1_3=11, var_1_4=10, var_1_5=-10, var_1_6=11, var_1_7=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=0, var_1_17=3, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=2, var_1_21=-50, var_1_3=11, var_1_4=10, var_1_5=-10, var_1_6=11, var_1_7=256] [L112] RET assume_abort_if_not(var_1_20 >= -128) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=0, var_1_17=3, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=2, var_1_21=-50, var_1_3=11, var_1_4=10, var_1_5=-10, var_1_6=11, var_1_7=256] [L113] CALL assume_abort_if_not(var_1_20 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=0, var_1_17=3, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=2, var_1_21=-50, var_1_3=11, var_1_4=10, var_1_5=-10, var_1_6=11, var_1_7=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=0, var_1_17=3, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=2, var_1_21=-50, var_1_3=11, var_1_4=10, var_1_5=-10, var_1_6=11, var_1_7=256] [L113] RET assume_abort_if_not(var_1_20 <= 127) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=0, var_1_17=3, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=2, var_1_21=-50, var_1_3=11, var_1_4=10, var_1_5=-10, var_1_6=11, var_1_7=256] [L114] CALL assume_abort_if_not(var_1_20 != 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=0, var_1_17=3, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=2, var_1_21=-50, var_1_3=11, var_1_4=10, var_1_5=-10, var_1_6=11, var_1_7=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=0, var_1_17=3, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=2, var_1_21=-50, var_1_3=11, var_1_4=10, var_1_5=-10, var_1_6=11, var_1_7=256] [L114] RET assume_abort_if_not(var_1_20 != 0) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=0, var_1_17=3, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=2, var_1_21=-50, var_1_3=11, var_1_4=10, var_1_5=-10, var_1_6=11, var_1_7=256] [L115] var_1_21 = __VERIFIER_nondet_char() [L116] CALL assume_abort_if_not(var_1_21 >= -128) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=0, var_1_17=3, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=2, var_1_21=3, var_1_3=11, var_1_4=10, var_1_5=-10, var_1_6=11, var_1_7=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=0, var_1_17=3, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=2, var_1_21=3, var_1_3=11, var_1_4=10, var_1_5=-10, var_1_6=11, var_1_7=256] [L116] RET assume_abort_if_not(var_1_21 >= -128) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=0, var_1_17=3, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=2, var_1_21=3, var_1_3=11, var_1_4=10, var_1_5=-10, var_1_6=11, var_1_7=256] [L117] CALL assume_abort_if_not(var_1_21 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=0, var_1_17=3, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=2, var_1_21=3, var_1_3=11, var_1_4=10, var_1_5=-10, var_1_6=11, var_1_7=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=0, var_1_17=3, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=2, var_1_21=3, var_1_3=11, var_1_4=10, var_1_5=-10, var_1_6=11, var_1_7=256] [L117] RET assume_abort_if_not(var_1_21 <= 127) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=0, var_1_17=3, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=2, var_1_21=3, var_1_3=11, var_1_4=10, var_1_5=-10, var_1_6=11, var_1_7=256] [L118] CALL assume_abort_if_not(var_1_21 != 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=0, var_1_17=3, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=2, var_1_21=3, var_1_3=11, var_1_4=10, var_1_5=-10, var_1_6=11, var_1_7=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=0, var_1_17=3, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=2, var_1_21=3, var_1_3=11, var_1_4=10, var_1_5=-10, var_1_6=11, var_1_7=256] [L118] RET assume_abort_if_not(var_1_21 != 0) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=0, var_1_17=3, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=2, var_1_21=3, var_1_3=11, var_1_4=10, var_1_5=-10, var_1_6=11, var_1_7=256] [L131] RET updateVariables() [L132] CALL step() [L46] COND FALSE !((- var_1_2) >= (-10 + ((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4))))) [L51] var_1_1 = var_1_2 VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=0, var_1_17=3, var_1_18=0, var_1_19=16, var_1_1=1, var_1_20=2, var_1_21=3, var_1_2=1, var_1_3=11, var_1_4=10, var_1_5=-10, var_1_6=11, var_1_7=256] [L53] var_1_5 = ((((var_1_2) > (var_1_6)) ? (var_1_2) : (var_1_6))) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=0, var_1_17=3, var_1_18=0, var_1_19=16, var_1_1=1, var_1_20=2, var_1_21=3, var_1_2=1, var_1_3=11, var_1_4=10, var_1_5=11, var_1_6=11, var_1_7=256] [L54] COND FALSE !(((32.6 * var_1_8) >= var_1_9) && var_1_10) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=0, var_1_17=3, var_1_18=0, var_1_19=16, var_1_1=1, var_1_20=2, var_1_21=3, var_1_2=1, var_1_3=11, var_1_4=10, var_1_5=11, var_1_6=11, var_1_7=256] [L57] COND TRUE ! (! (var_1_3 == var_1_5)) [L58] var_1_11 = (((((0) > (var_1_2)) ? (0) : (var_1_2))) + 100) VAL [isInitial=1, var_1_10=1, var_1_11=101, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=0, var_1_17=3, var_1_18=0, var_1_19=16, var_1_1=1, var_1_20=2, var_1_21=3, var_1_2=1, var_1_3=11, var_1_4=10, var_1_5=11, var_1_6=11, var_1_7=256] [L60] var_1_12 = (! ((var_1_2 < var_1_4) || var_1_13)) [L61] var_1_14 = ((((((var_1_15) > (1)) ? (var_1_15) : (1))) - var_1_16) + (var_1_17 - (4 + var_1_18))) VAL [isInitial=1, var_1_10=1, var_1_11=101, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=3, var_1_18=0, var_1_19=16, var_1_1=1, var_1_20=2, var_1_21=3, var_1_2=1, var_1_3=11, var_1_4=10, var_1_5=11, var_1_6=11, var_1_7=256] [L62] COND FALSE !(var_1_14 >= var_1_11) [L73] var_1_19 = var_1_18 VAL [isInitial=1, var_1_10=1, var_1_11=101, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=3, var_1_18=0, var_1_19=0, var_1_1=1, var_1_20=2, var_1_21=3, var_1_2=1, var_1_3=11, var_1_4=10, var_1_5=11, var_1_6=11, var_1_7=256] [L132] RET step() [L133] CALL, EXPR property() [L123] EXPR ((- var_1_2) >= (-10 + ((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4))))) ? (((~ (var_1_3 | var_1_2)) >= var_1_4) ? (var_1_1 == ((unsigned short int) var_1_2)) : 1) : (var_1_1 == ((unsigned short int) var_1_2)) VAL [isInitial=1, var_1_10=1, var_1_11=101, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=3, var_1_18=0, var_1_19=0, var_1_1=1, var_1_20=2, var_1_21=3, var_1_2=1, var_1_3=11, var_1_4=10, var_1_5=11, var_1_6=11, var_1_7=256] [L123-L124] return ((((((((- var_1_2) >= (-10 + ((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4))))) ? (((~ (var_1_3 | var_1_2)) >= var_1_4) ? (var_1_1 == ((unsigned short int) var_1_2)) : 1) : (var_1_1 == ((unsigned short int) var_1_2))) && (var_1_5 == ((signed short int) ((((var_1_2) > (var_1_6)) ? (var_1_2) : (var_1_6)))))) && ((((32.6 * var_1_8) >= var_1_9) && var_1_10) ? (var_1_7 == ((unsigned short int) var_1_2)) : 1)) && ((! (! (var_1_3 == var_1_5))) ? (var_1_11 == ((signed short int) (((((0) > (var_1_2)) ? (0) : (var_1_2))) + 100))) : 1)) && (var_1_12 == ((unsigned char) (! ((var_1_2 < var_1_4) || var_1_13))))) && (var_1_14 == ((signed char) ((((((var_1_15) > (1)) ? (var_1_15) : (1))) - var_1_16) + (var_1_17 - (4 + var_1_18)))))) && ((var_1_14 >= var_1_11) ? (((var_1_17 + (- 256u)) >= (var_1_4 % ((((500u) < 0 ) ? -(500u) : (500u))))) ? ((var_1_14 >= (((((var_1_15) > (var_1_1)) ? (var_1_15) : (var_1_1))) / ((((var_1_20) < (var_1_21)) ? (var_1_20) : (var_1_21))))) ? (var_1_19 == ((unsigned long int) var_1_17)) : (var_1_19 == ((unsigned long int) var_1_7))) : (var_1_19 == ((unsigned long int) var_1_16))) : (var_1_19 == ((unsigned long int) var_1_18))) ; [L133] RET, EXPR property() [L133] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=1, var_1_11=101, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=3, var_1_18=0, var_1_19=0, var_1_1=1, var_1_20=2, var_1_21=3, var_1_2=1, var_1_3=11, var_1_4=10, var_1_5=11, var_1_6=11, var_1_7=256] [L19] reach_error() VAL [isInitial=1, var_1_10=1, var_1_11=101, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=3, var_1_18=0, var_1_19=0, var_1_1=1, var_1_20=2, var_1_21=3, var_1_2=1, var_1_3=11, var_1_4=10, var_1_5=11, var_1_6=11, var_1_7=256] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 79 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 394.6s, OverallIterations: 2, TraceHistogramMax: 28, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 7.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 98 SdHoareTripleChecker+Valid, 1.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 98 mSDsluCounter, 522 SdHoareTripleChecker+Invalid, 1.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 426 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 217 IncrementalHoareTripleChecker+Invalid, 220 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 96 mSDtfsCounter, 217 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 13 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 18.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=89occurred in iteration=1, InterpolantAutomatonStates: 11, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 1 MinimizatonAttempts, 38 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 385.1s InterpolantComputationTime, 513 NumberOfCodeBlocks, 513 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 170 ConstructedInterpolants, 0 QuantifiedInterpolants, 3559 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 1512/1512 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 [2024-11-27 20:15:23,390 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cbc674-5ef0-42e0-9668-46fe57f42c31/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forcibly destroying the process [2024-11-27 20:15:23,441 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cbc674-5ef0-42e0-9668-46fe57f42c31/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 137 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_62cbc674-5ef0-42e0-9668-46fe57f42c31/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cbc674-5ef0-42e0-9668-46fe57f42c31/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_62cbc674-5ef0-42e0-9668-46fe57f42c31/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cbc674-5ef0-42e0-9668-46fe57f42c31/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-33.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cbc674-5ef0-42e0-9668-46fe57f42c31/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_62cbc674-5ef0-42e0-9668-46fe57f42c31/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 4d64e07e8d5a10e089b0a19820fd0c594aa38dab419d8164489758563af2a155 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-27 20:15:26,479 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-27 20:15:26,635 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cbc674-5ef0-42e0-9668-46fe57f42c31/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-27 20:15:26,647 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-27 20:15:26,647 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-27 20:15:26,698 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-27 20:15:26,700 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-27 20:15:26,700 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-27 20:15:26,701 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-27 20:15:26,701 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-27 20:15:26,701 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-27 20:15:26,701 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-27 20:15:26,702 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-27 20:15:26,702 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-27 20:15:26,704 INFO L153 SettingsManager]: * Use SBE=true [2024-11-27 20:15:26,704 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-27 20:15:26,705 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-27 20:15:26,705 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-27 20:15:26,705 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-27 20:15:26,705 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-27 20:15:26,705 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-27 20:15:26,705 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-27 20:15:26,705 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-27 20:15:26,706 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-27 20:15:26,706 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-27 20:15:26,706 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-27 20:15:26,706 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-27 20:15:26,706 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-27 20:15:26,706 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-27 20:15:26,706 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-27 20:15:26,707 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-27 20:15:26,708 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 20:15:26,708 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 20:15:26,708 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 20:15:26,708 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 20:15:26,708 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-27 20:15:26,708 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 20:15:26,709 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 20:15:26,709 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 20:15:26,709 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 20:15:26,709 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-27 20:15:26,709 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-27 20:15:26,709 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-27 20:15:26,710 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-27 20:15:26,710 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-27 20:15:26,710 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-27 20:15:26,710 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-27 20:15:26,710 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-27 20:15:26,710 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-27 20:15:26,711 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-27 20:15:26,711 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_62cbc674-5ef0-42e0-9668-46fe57f42c31/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 -> 4d64e07e8d5a10e089b0a19820fd0c594aa38dab419d8164489758563af2a155 [2024-11-27 20:15:27,105 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-27 20:15:27,116 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-27 20:15:27,119 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-27 20:15:27,121 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-27 20:15:27,121 INFO L274 PluginConnector]: CDTParser initialized [2024-11-27 20:15:27,123 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cbc674-5ef0-42e0-9668-46fe57f42c31/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-33.i [2024-11-27 20:15:30,772 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cbc674-5ef0-42e0-9668-46fe57f42c31/bin/uautomizer-verify-aQ6SnzHsRB/data/d3858c674/f9bcea4fa64c4b4490fd1efba9fb6764/FLAGf7a9cee3e [2024-11-27 20:15:31,160 INFO L384 CDTParser]: Found 1 translation units. [2024-11-27 20:15:31,162 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cbc674-5ef0-42e0-9668-46fe57f42c31/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-33.i [2024-11-27 20:15:31,174 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cbc674-5ef0-42e0-9668-46fe57f42c31/bin/uautomizer-verify-aQ6SnzHsRB/data/d3858c674/f9bcea4fa64c4b4490fd1efba9fb6764/FLAGf7a9cee3e [2024-11-27 20:15:31,201 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cbc674-5ef0-42e0-9668-46fe57f42c31/bin/uautomizer-verify-aQ6SnzHsRB/data/d3858c674/f9bcea4fa64c4b4490fd1efba9fb6764 [2024-11-27 20:15:31,204 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-27 20:15:31,206 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-27 20:15:31,210 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-27 20:15:31,211 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-27 20:15:31,217 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-27 20:15:31,218 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 08:15:31" (1/1) ... [2024-11-27 20:15:31,219 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75d892e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:15:31, skipping insertion in model container [2024-11-27 20:15:31,221 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 08:15:31" (1/1) ... [2024-11-27 20:15:31,251 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-27 20:15:31,462 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_62cbc674-5ef0-42e0-9668-46fe57f42c31/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-33.i[913,926] [2024-11-27 20:15:31,582 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 20:15:31,609 INFO L200 MainTranslator]: Completed pre-run [2024-11-27 20:15:31,624 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_62cbc674-5ef0-42e0-9668-46fe57f42c31/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-33.i[913,926] [2024-11-27 20:15:31,661 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 20:15:31,684 INFO L204 MainTranslator]: Completed translation [2024-11-27 20:15:31,685 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:15:31 WrapperNode [2024-11-27 20:15:31,685 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-27 20:15:31,687 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-27 20:15:31,688 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-27 20:15:31,688 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-27 20:15:31,697 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:15:31" (1/1) ... [2024-11-27 20:15:31,710 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:15:31" (1/1) ... [2024-11-27 20:15:31,741 INFO L138 Inliner]: procedures = 27, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 142 [2024-11-27 20:15:31,741 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-27 20:15:31,742 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-27 20:15:31,742 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-27 20:15:31,742 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-27 20:15:31,756 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:15:31" (1/1) ... [2024-11-27 20:15:31,756 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:15:31" (1/1) ... [2024-11-27 20:15:31,761 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:15:31" (1/1) ... [2024-11-27 20:15:31,776 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-27 20:15:31,777 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:15:31" (1/1) ... [2024-11-27 20:15:31,777 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:15:31" (1/1) ... [2024-11-27 20:15:31,788 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:15:31" (1/1) ... [2024-11-27 20:15:31,789 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:15:31" (1/1) ... [2024-11-27 20:15:31,793 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:15:31" (1/1) ... [2024-11-27 20:15:31,796 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:15:31" (1/1) ... [2024-11-27 20:15:31,797 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:15:31" (1/1) ... [2024-11-27 20:15:31,802 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-27 20:15:31,806 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-27 20:15:31,807 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-27 20:15:31,807 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-27 20:15:31,808 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:15:31" (1/1) ... [2024-11-27 20:15:31,821 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 20:15:31,838 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cbc674-5ef0-42e0-9668-46fe57f42c31/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:15:31,855 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cbc674-5ef0-42e0-9668-46fe57f42c31/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-27 20:15:31,861 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cbc674-5ef0-42e0-9668-46fe57f42c31/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-27 20:15:31,897 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-27 20:15:31,897 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-27 20:15:31,898 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-27 20:15:31,898 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-27 20:15:31,898 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-27 20:15:31,899 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-27 20:15:32,006 INFO L234 CfgBuilder]: Building ICFG [2024-11-27 20:15:32,008 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-27 20:15:34,159 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-27 20:15:34,159 INFO L283 CfgBuilder]: Performing block encoding [2024-11-27 20:15:34,173 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-27 20:15:34,173 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-27 20:15:34,174 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 08:15:34 BoogieIcfgContainer [2024-11-27 20:15:34,174 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-27 20:15:34,176 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-27 20:15:34,176 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-27 20:15:34,183 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-27 20:15:34,183 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.11 08:15:31" (1/3) ... [2024-11-27 20:15:34,184 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23c7926 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 08:15:34, skipping insertion in model container [2024-11-27 20:15:34,184 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:15:31" (2/3) ... [2024-11-27 20:15:34,184 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23c7926 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 08:15:34, skipping insertion in model container [2024-11-27 20:15:34,185 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 08:15:34" (3/3) ... [2024-11-27 20:15:34,186 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_normal_file-33.i [2024-11-27 20:15:34,205 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-27 20:15:34,207 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_codestructure_normal_file-33.i that has 2 procedures, 70 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-27 20:15:34,305 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-27 20:15:34,326 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;@2f1e2183, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-27 20:15:34,326 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-27 20:15:34,333 INFO L276 IsEmpty]: Start isEmpty. Operand has 70 states, 39 states have (on average 1.3076923076923077) internal successors, (51), 40 states have internal predecessors, (51), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2024-11-27 20:15:34,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2024-11-27 20:15:34,355 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:15:34,356 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:15:34,356 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 20:15:34,364 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:15:34,367 INFO L85 PathProgramCache]: Analyzing trace with hash -596243738, now seen corresponding path program 1 times [2024-11-27 20:15:34,386 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-27 20:15:34,387 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [77817664] [2024-11-27 20:15:34,388 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:15:34,392 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 [2024-11-27 20:15:34,392 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cbc674-5ef0-42e0-9668-46fe57f42c31/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-27 20:15:34,396 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cbc674-5ef0-42e0-9668-46fe57f42c31/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) [2024-11-27 20:15:34,401 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62cbc674-5ef0-42e0-9668-46fe57f42c31/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 [2024-11-27 20:15:35,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:15:35,245 INFO L256 TraceCheckSpWp]: Trace formula consists of 267 conjuncts, 38 conjuncts are in the unsatisfiable core [2024-11-27 20:15:35,284 INFO L279 TraceCheckSpWp]: Computing forward predicates...