./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-16.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6497de01 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_113f03d8-0fc0-4559-88c5-8b7107d8e845/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_113f03d8-0fc0-4559-88c5-8b7107d8e845/bin/uautomizer-verify-LYvppIcaGC/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_113f03d8-0fc0-4559-88c5-8b7107d8e845/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_113f03d8-0fc0-4559-88c5-8b7107d8e845/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-16.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_113f03d8-0fc0-4559-88c5-8b7107d8e845/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_113f03d8-0fc0-4559-88c5-8b7107d8e845/bin/uautomizer-verify-LYvppIcaGC --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 69702fa1222a5d92fb71202662ac07426b1c2d7eeb06c8f8167ae57234df228c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-24 00:58:36,054 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 00:58:36,115 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_113f03d8-0fc0-4559-88c5-8b7107d8e845/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-24 00:58:36,121 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-24 00:58:36,121 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-24 00:58:36,152 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 00:58:36,153 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-24 00:58:36,153 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-24 00:58:36,153 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-24 00:58:36,153 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-24 00:58:36,154 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 00:58:36,154 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-24 00:58:36,154 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 00:58:36,154 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 00:58:36,154 INFO L153 SettingsManager]: * Use SBE=true [2024-11-24 00:58:36,154 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 00:58:36,154 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 00:58:36,155 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-24 00:58:36,155 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-24 00:58:36,155 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-24 00:58:36,155 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 00:58:36,155 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 00:58:36,155 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 00:58:36,155 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 00:58:36,155 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-24 00:58:36,156 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 00:58:36,156 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 00:58:36,156 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 00:58:36,158 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-24 00:58:36,158 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 00:58:36,159 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 00:58:36,159 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 00:58:36,159 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 00:58:36,159 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 00:58:36,159 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 00:58:36,159 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 00:58:36,160 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 00:58:36,160 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 00:58:36,160 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 00:58:36,160 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 00:58:36,160 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-24 00:58:36,160 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 00:58:36,160 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-24 00:58:36,160 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-24 00:58:36,161 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-24 00:58:36,161 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-24 00:58:36,161 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-24 00:58:36,161 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-24 00:58:36,161 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_113f03d8-0fc0-4559-88c5-8b7107d8e845/bin/uautomizer-verify-LYvppIcaGC 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 -> 69702fa1222a5d92fb71202662ac07426b1c2d7eeb06c8f8167ae57234df228c [2024-11-24 00:58:36,488 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 00:58:36,496 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 00:58:36,499 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 00:58:36,500 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 00:58:36,500 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 00:58:36,502 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_113f03d8-0fc0-4559-88c5-8b7107d8e845/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-16.i [2024-11-24 00:58:39,472 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_113f03d8-0fc0-4559-88c5-8b7107d8e845/bin/uautomizer-verify-LYvppIcaGC/data/42e3e3934/786c7976a0294911ae90df4e29b76eaa/FLAG1fe8fa26d [2024-11-24 00:58:39,748 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 00:58:39,753 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_113f03d8-0fc0-4559-88c5-8b7107d8e845/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-16.i [2024-11-24 00:58:39,768 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_113f03d8-0fc0-4559-88c5-8b7107d8e845/bin/uautomizer-verify-LYvppIcaGC/data/42e3e3934/786c7976a0294911ae90df4e29b76eaa/FLAG1fe8fa26d [2024-11-24 00:58:39,803 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_113f03d8-0fc0-4559-88c5-8b7107d8e845/bin/uautomizer-verify-LYvppIcaGC/data/42e3e3934/786c7976a0294911ae90df4e29b76eaa [2024-11-24 00:58:39,805 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 00:58:39,807 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 00:58:39,808 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 00:58:39,808 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 00:58:39,813 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 00:58:39,814 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 12:58:39" (1/1) ... [2024-11-24 00:58:39,815 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55dfe8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:58:39, skipping insertion in model container [2024-11-24 00:58:39,815 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 12:58:39" (1/1) ... [2024-11-24 00:58:39,843 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 00:58:39,996 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_113f03d8-0fc0-4559-88c5-8b7107d8e845/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-16.i[915,928] [2024-11-24 00:58:40,063 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 00:58:40,075 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 00:58:40,086 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_113f03d8-0fc0-4559-88c5-8b7107d8e845/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-16.i[915,928] [2024-11-24 00:58:40,121 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 00:58:40,138 INFO L204 MainTranslator]: Completed translation [2024-11-24 00:58:40,139 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:58:40 WrapperNode [2024-11-24 00:58:40,139 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 00:58:40,140 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 00:58:40,140 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 00:58:40,140 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 00:58:40,148 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:58:40" (1/1) ... [2024-11-24 00:58:40,157 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:58:40" (1/1) ... [2024-11-24 00:58:40,187 INFO L138 Inliner]: procedures = 26, calls = 35, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 180 [2024-11-24 00:58:40,188 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 00:58:40,188 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 00:58:40,188 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 00:58:40,189 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 00:58:40,200 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:58:40" (1/1) ... [2024-11-24 00:58:40,200 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:58:40" (1/1) ... [2024-11-24 00:58:40,203 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:58:40" (1/1) ... [2024-11-24 00:58:40,216 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]. [2024-11-24 00:58:40,217 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:58:40" (1/1) ... [2024-11-24 00:58:40,217 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:58:40" (1/1) ... [2024-11-24 00:58:40,224 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:58:40" (1/1) ... [2024-11-24 00:58:40,225 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:58:40" (1/1) ... [2024-11-24 00:58:40,228 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:58:40" (1/1) ... [2024-11-24 00:58:40,230 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:58:40" (1/1) ... [2024-11-24 00:58:40,232 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:58:40" (1/1) ... [2024-11-24 00:58:40,234 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 00:58:40,235 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 00:58:40,235 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 00:58:40,236 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 00:58:40,237 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:58:40" (1/1) ... [2024-11-24 00:58:40,243 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 00:58:40,260 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_113f03d8-0fc0-4559-88c5-8b7107d8e845/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 00:58:40,278 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_113f03d8-0fc0-4559-88c5-8b7107d8e845/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-24 00:58:40,281 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_113f03d8-0fc0-4559-88c5-8b7107d8e845/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-24 00:58:40,309 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 00:58:40,309 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-24 00:58:40,309 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-24 00:58:40,309 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-24 00:58:40,309 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 00:58:40,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 00:58:40,409 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 00:58:40,412 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 00:58:40,909 INFO L? ?]: Removed 22 outVars from TransFormulas that were not future-live. [2024-11-24 00:58:40,909 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 00:58:40,921 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-24 00:58:40,921 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-24 00:58:40,922 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 12:58:40 BoogieIcfgContainer [2024-11-24 00:58:40,922 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-24 00:58:40,924 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-24 00:58:40,924 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-24 00:58:40,930 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-24 00:58:40,930 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 12:58:39" (1/3) ... [2024-11-24 00:58:40,931 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77f17046 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 12:58:40, skipping insertion in model container [2024-11-24 00:58:40,931 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:58:40" (2/3) ... [2024-11-24 00:58:40,931 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77f17046 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 12:58:40, skipping insertion in model container [2024-11-24 00:58:40,931 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 12:58:40" (3/3) ... [2024-11-24 00:58:40,932 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_50-while_file-16.i [2024-11-24 00:58:40,949 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-24 00:58:40,953 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_50-while_file-16.i that has 2 procedures, 78 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-24 00:58:41,032 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-24 00:58:41,049 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;@359b3675, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-24 00:58:41,049 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-24 00:58:41,054 INFO L276 IsEmpty]: Start isEmpty. Operand has 78 states, 53 states have (on average 1.3962264150943395) internal successors, (74), 54 states have internal predecessors, (74), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-11-24 00:58:41,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2024-11-24 00:58:41,069 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:58:41,071 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:58:41,071 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:58:41,076 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:58:41,078 INFO L85 PathProgramCache]: Analyzing trace with hash -902327246, now seen corresponding path program 1 times [2024-11-24 00:58:41,087 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:58:41,088 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [218361550] [2024-11-24 00:58:41,088 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:58:41,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:58:41,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:58:41,556 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 882 trivial. 0 not checked. [2024-11-24 00:58:41,557 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:58:41,557 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [218361550] [2024-11-24 00:58:41,558 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [218361550] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 00:58:41,558 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [185355009] [2024-11-24 00:58:41,558 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:58:41,558 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 00:58:41,558 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_113f03d8-0fc0-4559-88c5-8b7107d8e845/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 00:58:41,565 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_113f03d8-0fc0-4559-88c5-8b7107d8e845/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 00:58:41,567 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_113f03d8-0fc0-4559-88c5-8b7107d8e845/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-24 00:58:41,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:58:41,828 INFO L256 TraceCheckSpWp]: Trace formula consists of 356 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-24 00:58:41,835 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:58:41,874 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 882 trivial. 0 not checked. [2024-11-24 00:58:41,875 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 00:58:41,875 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [185355009] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:58:41,875 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-24 00:58:41,875 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-24 00:58:41,877 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1179598533] [2024-11-24 00:58:41,878 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:58:41,884 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-24 00:58:41,884 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:58:41,908 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-24 00:58:41,909 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-24 00:58:41,911 INFO L87 Difference]: Start difference. First operand has 78 states, 53 states have (on average 1.3962264150943395) internal successors, (74), 54 states have internal predecessors, (74), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) Second operand has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-24 00:58:41,945 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:58:41,946 INFO L93 Difference]: Finished difference Result 149 states and 252 transitions. [2024-11-24 00:58:41,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-24 00:58:41,948 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 2 states have call successors, (22) Word has length 147 [2024-11-24 00:58:41,949 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:58:41,955 INFO L225 Difference]: With dead ends: 149 [2024-11-24 00:58:41,955 INFO L226 Difference]: Without dead ends: 74 [2024-11-24 00:58:41,958 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 148 GetRequests, 148 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-24 00:58:41,961 INFO L435 NwaCegarLoop]: 111 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 111 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-24 00:58:41,962 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 111 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 00:58:41,976 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74 states. [2024-11-24 00:58:42,000 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74 to 74. [2024-11-24 00:58:42,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 74 states, 50 states have (on average 1.34) internal successors, (67), 50 states have internal predecessors, (67), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-11-24 00:58:42,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 111 transitions. [2024-11-24 00:58:42,012 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 111 transitions. Word has length 147 [2024-11-24 00:58:42,013 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:58:42,013 INFO L471 AbstractCegarLoop]: Abstraction has 74 states and 111 transitions. [2024-11-24 00:58:42,013 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-24 00:58:42,013 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 111 transitions. [2024-11-24 00:58:42,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2024-11-24 00:58:42,019 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:58:42,019 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:58:42,032 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_113f03d8-0fc0-4559-88c5-8b7107d8e845/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-24 00:58:42,220 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_113f03d8-0fc0-4559-88c5-8b7107d8e845/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 00:58:42,220 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:58:42,221 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:58:42,224 INFO L85 PathProgramCache]: Analyzing trace with hash 1213434746, now seen corresponding path program 1 times [2024-11-24 00:58:42,224 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:58:42,224 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1409904000] [2024-11-24 00:58:42,224 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:58:42,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:58:42,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:58:42,963 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2024-11-24 00:58:42,963 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:58:42,963 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1409904000] [2024-11-24 00:58:42,963 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1409904000] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:58:42,963 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:58:42,963 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 00:58:42,964 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1631866204] [2024-11-24 00:58:42,964 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:58:42,966 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 00:58:42,968 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:58:42,969 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 00:58:42,969 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-24 00:58:42,970 INFO L87 Difference]: Start difference. First operand 74 states and 111 transitions. Second operand has 5 states, 5 states have (on average 8.0) internal successors, (40), 5 states have internal predecessors, (40), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-24 00:58:43,295 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:58:43,295 INFO L93 Difference]: Finished difference Result 253 states and 369 transitions. [2024-11-24 00:58:43,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 00:58:43,298 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 5 states have internal predecessors, (40), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 147 [2024-11-24 00:58:43,299 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:58:43,304 INFO L225 Difference]: With dead ends: 253 [2024-11-24 00:58:43,305 INFO L226 Difference]: Without dead ends: 182 [2024-11-24 00:58:43,305 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-11-24 00:58:43,306 INFO L435 NwaCegarLoop]: 141 mSDtfsCounter, 189 mSDsluCounter, 216 mSDsCounter, 0 mSdLazyCounter, 88 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 189 SdHoareTripleChecker+Valid, 357 SdHoareTripleChecker+Invalid, 102 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 88 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-24 00:58:43,307 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [189 Valid, 357 Invalid, 102 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 88 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-24 00:58:43,311 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 182 states. [2024-11-24 00:58:43,343 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 182 to 126. [2024-11-24 00:58:43,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 126 states, 99 states have (on average 1.4242424242424243) internal successors, (141), 100 states have internal predecessors, (141), 24 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 23 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-24 00:58:43,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 126 states and 189 transitions. [2024-11-24 00:58:43,349 INFO L78 Accepts]: Start accepts. Automaton has 126 states and 189 transitions. Word has length 147 [2024-11-24 00:58:43,349 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:58:43,350 INFO L471 AbstractCegarLoop]: Abstraction has 126 states and 189 transitions. [2024-11-24 00:58:43,352 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 5 states have internal predecessors, (40), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-24 00:58:43,352 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 189 transitions. [2024-11-24 00:58:43,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2024-11-24 00:58:43,354 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:58:43,354 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:58:43,355 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-24 00:58:43,357 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:58:43,358 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:58:43,358 INFO L85 PathProgramCache]: Analyzing trace with hash -374913156, now seen corresponding path program 1 times [2024-11-24 00:58:43,358 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:58:43,358 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [189180147] [2024-11-24 00:58:43,359 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:58:43,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:58:43,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:58:43,900 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2024-11-24 00:58:43,900 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:58:43,901 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [189180147] [2024-11-24 00:58:43,901 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [189180147] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:58:43,901 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:58:43,901 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-24 00:58:43,901 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1569363102] [2024-11-24 00:58:43,901 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:58:43,902 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-24 00:58:43,902 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:58:43,903 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-24 00:58:43,903 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-24 00:58:43,905 INFO L87 Difference]: Start difference. First operand 126 states and 189 transitions. Second operand has 6 states, 6 states have (on average 6.666666666666667) internal successors, (40), 6 states have internal predecessors, (40), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-24 00:58:44,239 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:58:44,239 INFO L93 Difference]: Finished difference Result 326 states and 476 transitions. [2024-11-24 00:58:44,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-24 00:58:44,241 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.666666666666667) internal successors, (40), 6 states have internal predecessors, (40), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 147 [2024-11-24 00:58:44,243 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:58:44,244 INFO L225 Difference]: With dead ends: 326 [2024-11-24 00:58:44,245 INFO L226 Difference]: Without dead ends: 203 [2024-11-24 00:58:44,249 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2024-11-24 00:58:44,249 INFO L435 NwaCegarLoop]: 111 mSDtfsCounter, 216 mSDsluCounter, 439 mSDsCounter, 0 mSdLazyCounter, 118 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 216 SdHoareTripleChecker+Valid, 550 SdHoareTripleChecker+Invalid, 137 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 118 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-24 00:58:44,250 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [216 Valid, 550 Invalid, 137 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 118 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-24 00:58:44,251 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 203 states. [2024-11-24 00:58:44,292 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 203 to 179. [2024-11-24 00:58:44,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 179 states, 146 states have (on average 1.4246575342465753) internal successors, (208), 148 states have internal predecessors, (208), 28 states have call successors, (28), 4 states have call predecessors, (28), 4 states have return successors, (28), 26 states have call predecessors, (28), 28 states have call successors, (28) [2024-11-24 00:58:44,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 179 states and 264 transitions. [2024-11-24 00:58:44,297 INFO L78 Accepts]: Start accepts. Automaton has 179 states and 264 transitions. Word has length 147 [2024-11-24 00:58:44,298 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:58:44,298 INFO L471 AbstractCegarLoop]: Abstraction has 179 states and 264 transitions. [2024-11-24 00:58:44,298 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.666666666666667) internal successors, (40), 6 states have internal predecessors, (40), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-24 00:58:44,299 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 264 transitions. [2024-11-24 00:58:44,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2024-11-24 00:58:44,305 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:58:44,305 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:58:44,305 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-24 00:58:44,306 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:58:44,309 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:58:44,309 INFO L85 PathProgramCache]: Analyzing trace with hash -116747718, now seen corresponding path program 1 times [2024-11-24 00:58:44,309 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:58:44,309 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [405148468] [2024-11-24 00:58:44,310 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:58:44,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:58:44,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:58:45,890 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2024-11-24 00:58:45,890 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:58:45,890 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [405148468] [2024-11-24 00:58:45,891 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [405148468] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:58:45,891 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:58:45,891 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-24 00:58:45,891 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [357459198] [2024-11-24 00:58:45,891 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:58:45,891 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-24 00:58:45,892 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:58:45,895 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-24 00:58:45,895 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-11-24 00:58:45,896 INFO L87 Difference]: Start difference. First operand 179 states and 264 transitions. Second operand has 8 states, 8 states have (on average 5.0) internal successors, (40), 8 states have internal predecessors, (40), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-24 00:58:46,227 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:58:46,227 INFO L93 Difference]: Finished difference Result 456 states and 679 transitions. [2024-11-24 00:58:46,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-24 00:58:46,228 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 5.0) internal successors, (40), 8 states have internal predecessors, (40), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 147 [2024-11-24 00:58:46,229 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:58:46,233 INFO L225 Difference]: With dead ends: 456 [2024-11-24 00:58:46,235 INFO L226 Difference]: Without dead ends: 280 [2024-11-24 00:58:46,236 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2024-11-24 00:58:46,238 INFO L435 NwaCegarLoop]: 88 mSDtfsCounter, 105 mSDsluCounter, 259 mSDsCounter, 0 mSdLazyCounter, 156 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 105 SdHoareTripleChecker+Valid, 347 SdHoareTripleChecker+Invalid, 161 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 156 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-24 00:58:46,241 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [105 Valid, 347 Invalid, 161 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 156 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-24 00:58:46,242 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 280 states. [2024-11-24 00:58:46,265 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 280 to 243. [2024-11-24 00:58:46,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 243 states, 210 states have (on average 1.4619047619047618) internal successors, (307), 212 states have internal predecessors, (307), 28 states have call successors, (28), 4 states have call predecessors, (28), 4 states have return successors, (28), 26 states have call predecessors, (28), 28 states have call successors, (28) [2024-11-24 00:58:46,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 243 states and 363 transitions. [2024-11-24 00:58:46,268 INFO L78 Accepts]: Start accepts. Automaton has 243 states and 363 transitions. Word has length 147 [2024-11-24 00:58:46,269 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:58:46,269 INFO L471 AbstractCegarLoop]: Abstraction has 243 states and 363 transitions. [2024-11-24 00:58:46,269 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 5.0) internal successors, (40), 8 states have internal predecessors, (40), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-24 00:58:46,269 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 363 transitions. [2024-11-24 00:58:46,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-11-24 00:58:46,271 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:58:46,271 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:58:46,272 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-24 00:58:46,272 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:58:46,272 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:58:46,272 INFO L85 PathProgramCache]: Analyzing trace with hash 60265199, now seen corresponding path program 1 times [2024-11-24 00:58:46,273 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:58:46,273 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [106569370] [2024-11-24 00:58:46,273 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:58:46,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:58:46,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:58:46,685 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2024-11-24 00:58:46,685 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:58:46,685 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [106569370] [2024-11-24 00:58:46,686 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [106569370] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:58:46,686 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:58:46,686 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 00:58:46,686 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1280343342] [2024-11-24 00:58:46,686 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:58:46,686 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 00:58:46,686 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:58:46,688 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 00:58:46,688 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 00:58:46,689 INFO L87 Difference]: Start difference. First operand 243 states and 363 transitions. Second operand has 5 states, 5 states have (on average 8.2) internal successors, (41), 5 states have internal predecessors, (41), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-24 00:58:46,943 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:58:46,944 INFO L93 Difference]: Finished difference Result 694 states and 1023 transitions. [2024-11-24 00:58:46,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 00:58:46,944 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 5 states have internal predecessors, (41), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 148 [2024-11-24 00:58:46,945 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:58:46,948 INFO L225 Difference]: With dead ends: 694 [2024-11-24 00:58:46,948 INFO L226 Difference]: Without dead ends: 454 [2024-11-24 00:58:46,948 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-24 00:58:46,949 INFO L435 NwaCegarLoop]: 132 mSDtfsCounter, 106 mSDsluCounter, 294 mSDsCounter, 0 mSdLazyCounter, 66 mSolverCounterSat, 67 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 106 SdHoareTripleChecker+Valid, 426 SdHoareTripleChecker+Invalid, 133 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 67 IncrementalHoareTripleChecker+Valid, 66 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-24 00:58:46,950 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [106 Valid, 426 Invalid, 133 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [67 Valid, 66 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-24 00:58:46,953 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 454 states. [2024-11-24 00:58:47,012 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 454 to 390. [2024-11-24 00:58:47,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 390 states, 325 states have (on average 1.4246153846153846) internal successors, (463), 329 states have internal predecessors, (463), 56 states have call successors, (56), 8 states have call predecessors, (56), 8 states have return successors, (56), 52 states have call predecessors, (56), 56 states have call successors, (56) [2024-11-24 00:58:47,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 390 states and 575 transitions. [2024-11-24 00:58:47,018 INFO L78 Accepts]: Start accepts. Automaton has 390 states and 575 transitions. Word has length 148 [2024-11-24 00:58:47,019 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:58:47,019 INFO L471 AbstractCegarLoop]: Abstraction has 390 states and 575 transitions. [2024-11-24 00:58:47,019 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 5 states have internal predecessors, (41), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-24 00:58:47,020 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 575 transitions. [2024-11-24 00:58:47,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2024-11-24 00:58:47,023 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:58:47,023 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:58:47,024 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-24 00:58:47,024 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:58:47,024 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:58:47,024 INFO L85 PathProgramCache]: Analyzing trace with hash -1359558539, now seen corresponding path program 1 times [2024-11-24 00:58:47,025 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:58:47,025 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1702861307] [2024-11-24 00:58:47,026 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:58:47,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:58:47,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:58:47,380 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 12 proven. 51 refuted. 0 times theorem prover too weak. 861 trivial. 0 not checked. [2024-11-24 00:58:47,380 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:58:47,380 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1702861307] [2024-11-24 00:58:47,380 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1702861307] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 00:58:47,380 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1828546012] [2024-11-24 00:58:47,380 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:58:47,380 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 00:58:47,380 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_113f03d8-0fc0-4559-88c5-8b7107d8e845/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 00:58:47,382 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_113f03d8-0fc0-4559-88c5-8b7107d8e845/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 00:58:47,407 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_113f03d8-0fc0-4559-88c5-8b7107d8e845/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-24 00:58:47,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:58:47,549 INFO L256 TraceCheckSpWp]: Trace formula consists of 356 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-24 00:58:47,557 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:58:47,836 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 301 proven. 51 refuted. 0 times theorem prover too weak. 572 trivial. 0 not checked. [2024-11-24 00:58:47,837 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-24 00:58:48,149 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 12 proven. 51 refuted. 0 times theorem prover too weak. 861 trivial. 0 not checked. [2024-11-24 00:58:48,150 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1828546012] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-24 00:58:48,150 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-24 00:58:48,150 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 12 [2024-11-24 00:58:48,150 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [730033828] [2024-11-24 00:58:48,150 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-24 00:58:48,151 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-24 00:58:48,151 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:58:48,152 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-24 00:58:48,152 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2024-11-24 00:58:48,152 INFO L87 Difference]: Start difference. First operand 390 states and 575 transitions. Second operand has 12 states, 12 states have (on average 4.833333333333333) internal successors, (58), 12 states have internal predecessors, (58), 2 states have call successors, (39), 2 states have call predecessors, (39), 4 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) [2024-11-24 00:58:49,085 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:58:49,085 INFO L93 Difference]: Finished difference Result 859 states and 1238 transitions. [2024-11-24 00:58:49,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-11-24 00:58:49,086 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 4.833333333333333) internal successors, (58), 12 states have internal predecessors, (58), 2 states have call successors, (39), 2 states have call predecessors, (39), 4 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) Word has length 149 [2024-11-24 00:58:49,086 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:58:49,089 INFO L225 Difference]: With dead ends: 859 [2024-11-24 00:58:49,089 INFO L226 Difference]: Without dead ends: 476 [2024-11-24 00:58:49,091 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 324 GetRequests, 294 SyntacticMatches, 2 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 144 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=273, Invalid=597, Unknown=0, NotChecked=0, Total=870 [2024-11-24 00:58:49,092 INFO L435 NwaCegarLoop]: 118 mSDtfsCounter, 555 mSDsluCounter, 356 mSDsCounter, 0 mSdLazyCounter, 467 mSolverCounterSat, 69 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 561 SdHoareTripleChecker+Valid, 474 SdHoareTripleChecker+Invalid, 536 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 69 IncrementalHoareTripleChecker+Valid, 467 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-24 00:58:49,092 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [561 Valid, 474 Invalid, 536 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [69 Valid, 467 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-24 00:58:49,093 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 476 states. [2024-11-24 00:58:49,120 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 476 to 249. [2024-11-24 00:58:49,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 249 states, 196 states have (on average 1.4081632653061225) internal successors, (276), 197 states have internal predecessors, (276), 46 states have call successors, (46), 6 states have call predecessors, (46), 6 states have return successors, (46), 45 states have call predecessors, (46), 46 states have call successors, (46) [2024-11-24 00:58:49,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 249 states and 368 transitions. [2024-11-24 00:58:49,124 INFO L78 Accepts]: Start accepts. Automaton has 249 states and 368 transitions. Word has length 149 [2024-11-24 00:58:49,124 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:58:49,125 INFO L471 AbstractCegarLoop]: Abstraction has 249 states and 368 transitions. [2024-11-24 00:58:49,125 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 4.833333333333333) internal successors, (58), 12 states have internal predecessors, (58), 2 states have call successors, (39), 2 states have call predecessors, (39), 4 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) [2024-11-24 00:58:49,125 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 368 transitions. [2024-11-24 00:58:49,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2024-11-24 00:58:49,127 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:58:49,127 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:58:49,136 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_113f03d8-0fc0-4559-88c5-8b7107d8e845/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-11-24 00:58:49,330 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_113f03d8-0fc0-4559-88c5-8b7107d8e845/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2024-11-24 00:58:49,330 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:58:49,330 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:58:49,330 INFO L85 PathProgramCache]: Analyzing trace with hash 522854003, now seen corresponding path program 1 times [2024-11-24 00:58:49,330 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:58:49,331 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [911675224] [2024-11-24 00:58:49,331 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:58:49,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:58:49,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-24 00:58:49,411 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2124598688] [2024-11-24 00:58:49,412 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:58:49,412 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 00:58:49,412 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_113f03d8-0fc0-4559-88c5-8b7107d8e845/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 00:58:49,414 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_113f03d8-0fc0-4559-88c5-8b7107d8e845/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 00:58:49,418 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_113f03d8-0fc0-4559-88c5-8b7107d8e845/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-24 00:58:49,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 00:58:49,689 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-24 00:58:49,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 00:58:49,850 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-24 00:58:49,850 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-24 00:58:49,851 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-24 00:58:49,864 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_113f03d8-0fc0-4559-88c5-8b7107d8e845/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-11-24 00:58:50,053 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_113f03d8-0fc0-4559-88c5-8b7107d8e845/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2024-11-24 00:58:50,057 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:58:50,181 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-24 00:58:50,185 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.11 12:58:50 BoogieIcfgContainer [2024-11-24 00:58:50,185 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-24 00:58:50,185 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-24 00:58:50,186 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-24 00:58:50,186 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-24 00:58:50,187 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 12:58:40" (3/4) ... [2024-11-24 00:58:50,189 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-24 00:58:50,190 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-24 00:58:50,191 INFO L158 Benchmark]: Toolchain (without parser) took 10384.35ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 94.1MB in the beginning and 157.0MB in the end (delta: -62.9MB). Peak memory consumption was 166.9MB. Max. memory is 16.1GB. [2024-11-24 00:58:50,191 INFO L158 Benchmark]: CDTParser took 0.42ms. Allocated memory is still 167.8MB. Free memory was 103.3MB in the beginning and 103.1MB in the end (delta: 216.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 00:58:50,192 INFO L158 Benchmark]: CACSL2BoogieTranslator took 331.62ms. Allocated memory is still 117.4MB. Free memory was 94.1MB in the beginning and 80.1MB in the end (delta: 13.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-24 00:58:50,192 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.54ms. Allocated memory is still 117.4MB. Free memory was 80.1MB in the beginning and 77.3MB in the end (delta: 2.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-24 00:58:50,192 INFO L158 Benchmark]: Boogie Preprocessor took 46.24ms. Allocated memory is still 117.4MB. Free memory was 77.3MB in the beginning and 74.3MB in the end (delta: 3.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 00:58:50,193 INFO L158 Benchmark]: RCFGBuilder took 686.66ms. Allocated memory is still 117.4MB. Free memory was 74.3MB in the beginning and 52.5MB in the end (delta: 21.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-24 00:58:50,193 INFO L158 Benchmark]: TraceAbstraction took 9260.76ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 52.1MB in the beginning and 157.1MB in the end (delta: -104.9MB). Peak memory consumption was 133.4MB. Max. memory is 16.1GB. [2024-11-24 00:58:50,193 INFO L158 Benchmark]: Witness Printer took 4.62ms. Allocated memory is still 352.3MB. Free memory was 157.1MB in the beginning and 157.0MB in the end (delta: 72.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 00:58:50,195 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42ms. Allocated memory is still 167.8MB. Free memory was 103.3MB in the beginning and 103.1MB in the end (delta: 216.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 331.62ms. Allocated memory is still 117.4MB. Free memory was 94.1MB in the beginning and 80.1MB in the end (delta: 13.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.54ms. Allocated memory is still 117.4MB. Free memory was 80.1MB in the beginning and 77.3MB in the end (delta: 2.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 46.24ms. Allocated memory is still 117.4MB. Free memory was 77.3MB in the beginning and 74.3MB in the end (delta: 3.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 686.66ms. Allocated memory is still 117.4MB. Free memory was 74.3MB in the beginning and 52.5MB in the end (delta: 21.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 9260.76ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 52.1MB in the beginning and 157.1MB in the end (delta: -104.9MB). Peak memory consumption was 133.4MB. Max. memory is 16.1GB. * Witness Printer took 4.62ms. Allocated memory is still 352.3MB. Free memory was 157.1MB in the beginning and 157.0MB in the end (delta: 72.0kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 128, overapproximation of someBinaryFLOATComparisonOperation at line 139, overapproximation of someBinaryFLOATComparisonOperation at line 92, overapproximation of someBinaryFLOATComparisonOperation at line 130, overapproximation of someBinaryFLOATComparisonOperation at line 126, overapproximation of someBinaryDOUBLEComparisonOperation at line 112, overapproximation of someBinaryDOUBLEComparisonOperation at line 139, overapproximation of someUnaryFLOAToperation at line 92, overapproximation of someBinaryArithmeticFLOAToperation at line 92. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = -50; [L23] unsigned char var_1_4 = 0; [L24] signed short int var_1_5 = 8; [L25] signed short int var_1_6 = 64; [L26] unsigned short int var_1_7 = 8; [L27] unsigned short int var_1_8 = 256; [L28] signed long int var_1_9 = 2; [L29] signed long int var_1_10 = 1441729073; [L30] unsigned short int var_1_11 = 32; [L31] double var_1_12 = 7.6; [L32] double var_1_13 = 127.8; [L33] signed char var_1_14 = 32; [L34] signed char var_1_15 = 50; [L35] signed char var_1_16 = 0; [L36] signed char var_1_17 = 16; [L37] float var_1_18 = 0.4; [L38] unsigned char var_1_19 = 0; [L39] float var_1_20 = 24.4; [L40] float var_1_21 = 500.5; [L41] float var_1_22 = 99.324; [L42] unsigned short int var_1_23 = 128; [L43] unsigned short int last_1_var_1_7 = 8; [L44] unsigned short int last_1_var_1_11 = 32; [L45] signed char last_1_var_1_14 = 32; [L46] unsigned short int last_1_var_1_23 = 128; VAL [isInitial=0, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1441729073, var_1_11=32, var_1_12=38/5, var_1_13=639/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=8, var_1_6=64, var_1_7=8, var_1_8=256, var_1_9=2] [L143] isInitial = 1 [L144] FCALL initially() [L146] CALL updateLastVariables() [L133] last_1_var_1_7 = var_1_7 [L134] last_1_var_1_11 = var_1_11 [L135] last_1_var_1_14 = var_1_14 [L136] last_1_var_1_23 = var_1_23 VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1441729073, var_1_11=32, var_1_12=38/5, var_1_13=639/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=8, var_1_6=64, var_1_7=8, var_1_8=256, var_1_9=2] [L146] RET updateLastVariables() [L147] CALL updateVariables() [L96] var_1_4 = __VERIFIER_nondet_uchar() [L97] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1441729073, var_1_11=32, var_1_12=38/5, var_1_13=639/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_5=8, var_1_6=64, var_1_7=8, var_1_8=256, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1441729073, var_1_11=32, var_1_12=38/5, var_1_13=639/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_5=8, var_1_6=64, var_1_7=8, var_1_8=256, var_1_9=2] [L97] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1441729073, var_1_11=32, var_1_12=38/5, var_1_13=639/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_5=8, var_1_6=64, var_1_7=8, var_1_8=256, var_1_9=2] [L98] CALL assume_abort_if_not(var_1_4 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1441729073, var_1_11=32, var_1_12=38/5, var_1_13=639/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=8, var_1_6=64, var_1_7=8, var_1_8=256, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1441729073, var_1_11=32, var_1_12=38/5, var_1_13=639/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=8, var_1_6=64, var_1_7=8, var_1_8=256, var_1_9=2] [L98] RET assume_abort_if_not(var_1_4 <= 1) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1441729073, var_1_11=32, var_1_12=38/5, var_1_13=639/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=8, var_1_6=64, var_1_7=8, var_1_8=256, var_1_9=2] [L99] var_1_5 = __VERIFIER_nondet_short() [L100] CALL assume_abort_if_not(var_1_5 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1441729073, var_1_11=32, var_1_12=38/5, var_1_13=639/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=64, var_1_7=8, var_1_8=256, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1441729073, var_1_11=32, var_1_12=38/5, var_1_13=639/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=64, var_1_7=8, var_1_8=256, var_1_9=2] [L100] RET assume_abort_if_not(var_1_5 >= -1) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1441729073, var_1_11=32, var_1_12=38/5, var_1_13=639/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=64, var_1_7=8, var_1_8=256, var_1_9=2] [L101] CALL assume_abort_if_not(var_1_5 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1441729073, var_1_11=32, var_1_12=38/5, var_1_13=639/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=64, var_1_7=8, var_1_8=256, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1441729073, var_1_11=32, var_1_12=38/5, var_1_13=639/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=64, var_1_7=8, var_1_8=256, var_1_9=2] [L101] RET assume_abort_if_not(var_1_5 <= 32766) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1441729073, var_1_11=32, var_1_12=38/5, var_1_13=639/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=64, var_1_7=8, var_1_8=256, var_1_9=2] [L102] var_1_6 = __VERIFIER_nondet_short() [L103] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1441729073, var_1_11=32, var_1_12=38/5, var_1_13=639/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=129, var_1_7=8, var_1_8=256, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1441729073, var_1_11=32, var_1_12=38/5, var_1_13=639/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=129, var_1_7=8, var_1_8=256, var_1_9=2] [L103] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1441729073, var_1_11=32, var_1_12=38/5, var_1_13=639/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=129, var_1_7=8, var_1_8=256, var_1_9=2] [L104] CALL assume_abort_if_not(var_1_6 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1441729073, var_1_11=32, var_1_12=38/5, var_1_13=639/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=129, var_1_7=8, var_1_8=256, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1441729073, var_1_11=32, var_1_12=38/5, var_1_13=639/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=129, var_1_7=8, var_1_8=256, var_1_9=2] [L104] RET assume_abort_if_not(var_1_6 <= 32766) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1441729073, var_1_11=32, var_1_12=38/5, var_1_13=639/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=129, var_1_7=8, var_1_8=256, var_1_9=2] [L105] var_1_8 = __VERIFIER_nondet_ushort() [L106] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1441729073, var_1_11=32, var_1_12=38/5, var_1_13=639/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=129, var_1_7=8, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1441729073, var_1_11=32, var_1_12=38/5, var_1_13=639/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=129, var_1_7=8, var_1_9=2] [L106] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1441729073, var_1_11=32, var_1_12=38/5, var_1_13=639/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=129, var_1_7=8, var_1_9=2] [L107] CALL assume_abort_if_not(var_1_8 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1441729073, var_1_11=32, var_1_12=38/5, var_1_13=639/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=129, var_1_7=8, var_1_8=32767, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1441729073, var_1_11=32, var_1_12=38/5, var_1_13=639/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=129, var_1_7=8, var_1_8=32767, var_1_9=2] [L107] RET assume_abort_if_not(var_1_8 <= 32767) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1441729073, var_1_11=32, var_1_12=38/5, var_1_13=639/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=129, var_1_7=8, var_1_8=32767, var_1_9=2] [L108] var_1_10 = __VERIFIER_nondet_long() [L109] CALL assume_abort_if_not(var_1_10 >= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741826, var_1_11=32, var_1_12=38/5, var_1_13=639/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=129, var_1_7=8, var_1_8=32767, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741826, var_1_11=32, var_1_12=38/5, var_1_13=639/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=129, var_1_7=8, var_1_8=32767, var_1_9=2] [L109] RET assume_abort_if_not(var_1_10 >= 1073741823) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741826, var_1_11=32, var_1_12=38/5, var_1_13=639/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=129, var_1_7=8, var_1_8=32767, var_1_9=2] [L110] CALL assume_abort_if_not(var_1_10 <= 2147483646) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741826, var_1_11=32, var_1_12=38/5, var_1_13=639/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=129, var_1_7=8, var_1_8=32767, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741826, var_1_11=32, var_1_12=38/5, var_1_13=639/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=129, var_1_7=8, var_1_8=32767, var_1_9=2] [L110] RET assume_abort_if_not(var_1_10 <= 2147483646) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741826, var_1_11=32, var_1_12=38/5, var_1_13=639/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=129, var_1_7=8, var_1_8=32767, var_1_9=2] [L111] var_1_13 = __VERIFIER_nondet_double() [L112] CALL assume_abort_if_not((var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741826, var_1_11=32, var_1_12=38/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=129, var_1_7=8, var_1_8=32767, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741826, var_1_11=32, var_1_12=38/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=129, var_1_7=8, var_1_8=32767, var_1_9=2] [L112] RET assume_abort_if_not((var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741826, var_1_11=32, var_1_12=38/5, var_1_14=32, var_1_15=50, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=129, var_1_7=8, var_1_8=32767, var_1_9=2] [L113] var_1_15 = __VERIFIER_nondet_char() [L114] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741826, var_1_11=32, var_1_12=38/5, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=129, var_1_7=8, var_1_8=32767, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741826, var_1_11=32, var_1_12=38/5, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=129, var_1_7=8, var_1_8=32767, var_1_9=2] [L114] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741826, var_1_11=32, var_1_12=38/5, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=129, var_1_7=8, var_1_8=32767, var_1_9=2] [L115] CALL assume_abort_if_not(var_1_15 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741826, var_1_11=32, var_1_12=38/5, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=129, var_1_7=8, var_1_8=32767, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741826, var_1_11=32, var_1_12=38/5, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=129, var_1_7=8, var_1_8=32767, var_1_9=2] [L115] RET assume_abort_if_not(var_1_15 <= 63) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741826, var_1_11=32, var_1_12=38/5, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=129, var_1_7=8, var_1_8=32767, var_1_9=2] [L116] var_1_16 = __VERIFIER_nondet_char() [L117] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741826, var_1_11=32, var_1_12=38/5, var_1_14=32, var_1_15=0, var_1_16=2, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=129, var_1_7=8, var_1_8=32767, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741826, var_1_11=32, var_1_12=38/5, var_1_14=32, var_1_15=0, var_1_16=2, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=129, var_1_7=8, var_1_8=32767, var_1_9=2] [L117] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741826, var_1_11=32, var_1_12=38/5, var_1_14=32, var_1_15=0, var_1_16=2, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=129, var_1_7=8, var_1_8=32767, var_1_9=2] [L118] CALL assume_abort_if_not(var_1_16 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741826, var_1_11=32, var_1_12=38/5, var_1_14=32, var_1_15=0, var_1_16=2, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=129, var_1_7=8, var_1_8=32767, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741826, var_1_11=32, var_1_12=38/5, var_1_14=32, var_1_15=0, var_1_16=2, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=129, var_1_7=8, var_1_8=32767, var_1_9=2] [L118] RET assume_abort_if_not(var_1_16 <= 63) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741826, var_1_11=32, var_1_12=38/5, var_1_14=32, var_1_15=0, var_1_16=2, var_1_17=16, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=129, var_1_7=8, var_1_8=32767, var_1_9=2] [L119] var_1_17 = __VERIFIER_nondet_char() [L120] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741826, var_1_11=32, var_1_12=38/5, var_1_14=32, var_1_15=0, var_1_16=2, var_1_17=0, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=129, var_1_7=8, var_1_8=32767, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741826, var_1_11=32, var_1_12=38/5, var_1_14=32, var_1_15=0, var_1_16=2, var_1_17=0, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=129, var_1_7=8, var_1_8=32767, var_1_9=2] [L120] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741826, var_1_11=32, var_1_12=38/5, var_1_14=32, var_1_15=0, var_1_16=2, var_1_17=0, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=129, var_1_7=8, var_1_8=32767, var_1_9=2] [L121] CALL assume_abort_if_not(var_1_17 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741826, var_1_11=32, var_1_12=38/5, var_1_14=32, var_1_15=0, var_1_16=2, var_1_17=0, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=129, var_1_7=8, var_1_8=32767, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741826, var_1_11=32, var_1_12=38/5, var_1_14=32, var_1_15=0, var_1_16=2, var_1_17=0, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=129, var_1_7=8, var_1_8=32767, var_1_9=2] [L121] RET assume_abort_if_not(var_1_17 <= 63) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741826, var_1_11=32, var_1_12=38/5, var_1_14=32, var_1_15=0, var_1_16=2, var_1_17=0, var_1_18=2/5, var_1_19=0, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=129, var_1_7=8, var_1_8=32767, var_1_9=2] [L122] var_1_19 = __VERIFIER_nondet_uchar() [L123] CALL assume_abort_if_not(var_1_19 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741826, var_1_11=32, var_1_12=38/5, var_1_14=32, var_1_15=0, var_1_16=2, var_1_17=0, var_1_18=2/5, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=129, var_1_7=8, var_1_8=32767, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741826, var_1_11=32, var_1_12=38/5, var_1_14=32, var_1_15=0, var_1_16=2, var_1_17=0, var_1_18=2/5, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=129, var_1_7=8, var_1_8=32767, var_1_9=2] [L123] RET assume_abort_if_not(var_1_19 >= 0) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741826, var_1_11=32, var_1_12=38/5, var_1_14=32, var_1_15=0, var_1_16=2, var_1_17=0, var_1_18=2/5, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=129, var_1_7=8, var_1_8=32767, var_1_9=2] [L124] CALL assume_abort_if_not(var_1_19 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741826, var_1_11=32, var_1_12=38/5, var_1_14=32, var_1_15=0, var_1_16=2, var_1_17=0, var_1_18=2/5, var_1_19=1, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=129, var_1_7=8, var_1_8=32767, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741826, var_1_11=32, var_1_12=38/5, var_1_14=32, var_1_15=0, var_1_16=2, var_1_17=0, var_1_18=2/5, var_1_19=1, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=129, var_1_7=8, var_1_8=32767, var_1_9=2] [L124] RET assume_abort_if_not(var_1_19 <= 1) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741826, var_1_11=32, var_1_12=38/5, var_1_14=32, var_1_15=0, var_1_16=2, var_1_17=0, var_1_18=2/5, var_1_19=1, var_1_1=-50, var_1_20=122/5, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=129, var_1_7=8, var_1_8=32767, var_1_9=2] [L125] var_1_20 = __VERIFIER_nondet_float() [L126] CALL assume_abort_if_not((var_1_20 >= -461168.6018427382800e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 4611686.018427382800e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741826, var_1_11=32, var_1_12=38/5, var_1_14=32, var_1_15=0, var_1_16=2, var_1_17=0, var_1_18=2/5, var_1_19=1, var_1_1=-50, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=129, var_1_7=8, var_1_8=32767, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741826, var_1_11=32, var_1_12=38/5, var_1_14=32, var_1_15=0, var_1_16=2, var_1_17=0, var_1_18=2/5, var_1_19=1, var_1_1=-50, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=129, var_1_7=8, var_1_8=32767, var_1_9=2] [L126] RET assume_abort_if_not((var_1_20 >= -461168.6018427382800e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 4611686.018427382800e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741826, var_1_11=32, var_1_12=38/5, var_1_14=32, var_1_15=0, var_1_16=2, var_1_17=0, var_1_18=2/5, var_1_19=1, var_1_1=-50, var_1_21=1001/2, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=129, var_1_7=8, var_1_8=32767, var_1_9=2] [L127] var_1_21 = __VERIFIER_nondet_float() [L128] CALL assume_abort_if_not((var_1_21 >= -230584.3009213691390e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 2305843.009213691390e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741826, var_1_11=32, var_1_12=38/5, var_1_14=32, var_1_15=0, var_1_16=2, var_1_17=0, var_1_18=2/5, var_1_19=1, var_1_1=-50, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=129, var_1_7=8, var_1_8=32767, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741826, var_1_11=32, var_1_12=38/5, var_1_14=32, var_1_15=0, var_1_16=2, var_1_17=0, var_1_18=2/5, var_1_19=1, var_1_1=-50, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=129, var_1_7=8, var_1_8=32767, var_1_9=2] [L128] RET assume_abort_if_not((var_1_21 >= -230584.3009213691390e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 2305843.009213691390e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741826, var_1_11=32, var_1_12=38/5, var_1_14=32, var_1_15=0, var_1_16=2, var_1_17=0, var_1_18=2/5, var_1_19=1, var_1_1=-50, var_1_22=24831/250, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=129, var_1_7=8, var_1_8=32767, var_1_9=2] [L129] var_1_22 = __VERIFIER_nondet_float() [L130] CALL assume_abort_if_not((var_1_22 >= -230584.3009213691390e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 2305843.009213691390e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741826, var_1_11=32, var_1_12=38/5, var_1_14=32, var_1_15=0, var_1_16=2, var_1_17=0, var_1_18=2/5, var_1_19=1, var_1_1=-50, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=129, var_1_7=8, var_1_8=32767, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741826, var_1_11=32, var_1_12=38/5, var_1_14=32, var_1_15=0, var_1_16=2, var_1_17=0, var_1_18=2/5, var_1_19=1, var_1_1=-50, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=129, var_1_7=8, var_1_8=32767, var_1_9=2] [L130] RET assume_abort_if_not((var_1_22 >= -230584.3009213691390e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 2305843.009213691390e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741826, var_1_11=32, var_1_12=38/5, var_1_14=32, var_1_15=0, var_1_16=2, var_1_17=0, var_1_18=2/5, var_1_19=1, var_1_1=-50, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=129, var_1_7=8, var_1_8=32767, var_1_9=2] [L147] RET updateVariables() [L148] CALL step() [L50] signed long int stepLocal_0 = last_1_var_1_11; VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, stepLocal_0=32, var_1_10=1073741826, var_1_11=32, var_1_12=38/5, var_1_14=32, var_1_15=0, var_1_16=2, var_1_17=0, var_1_18=2/5, var_1_19=1, var_1_1=-50, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=129, var_1_7=8, var_1_8=32767, var_1_9=2] [L51] COND FALSE !((last_1_var_1_23 / -50) >= stepLocal_0) [L58] var_1_1 = var_1_5 VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741826, var_1_11=32, var_1_12=38/5, var_1_14=32, var_1_15=0, var_1_16=2, var_1_17=0, var_1_18=2/5, var_1_19=1, var_1_1=0, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=129, var_1_7=8, var_1_8=32767, var_1_9=2] [L60] COND FALSE !(var_1_4 && (((((var_1_1) < 0 ) ? -(var_1_1) : (var_1_1))) > var_1_5)) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741826, var_1_11=32, var_1_12=38/5, var_1_14=32, var_1_15=0, var_1_16=2, var_1_17=0, var_1_18=2/5, var_1_19=1, var_1_1=0, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=129, var_1_7=8, var_1_8=32767, var_1_9=2] [L63] COND TRUE var_1_6 > 128 [L64] var_1_9 = (var_1_8 - (var_1_10 - var_1_1)) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741826, var_1_11=32, var_1_12=38/5, var_1_14=32, var_1_15=0, var_1_16=2, var_1_17=0, var_1_18=2/5, var_1_19=1, var_1_1=0, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=129, var_1_7=8, var_1_8=32767, var_1_9=-1073709059] [L66] EXPR var_1_5 | var_1_6 VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741826, var_1_11=32, var_1_12=38/5, var_1_14=32, var_1_15=0, var_1_16=2, var_1_17=0, var_1_18=2/5, var_1_19=1, var_1_1=0, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=129, var_1_7=8, var_1_8=32767, var_1_9=-1073709059] [L66] signed long int stepLocal_2 = var_1_5 | var_1_6; [L67] COND FALSE !(((var_1_9 + var_1_23) * var_1_9) < stepLocal_2) [L72] var_1_11 = var_1_8 VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741826, var_1_11=32767, var_1_12=38/5, var_1_14=32, var_1_15=0, var_1_16=2, var_1_17=0, var_1_18=2/5, var_1_19=1, var_1_1=0, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=129, var_1_7=8, var_1_8=32767, var_1_9=-1073709059] [L74] signed short int stepLocal_1 = var_1_6; VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, stepLocal_1=129, var_1_10=1073741826, var_1_11=32767, var_1_12=38/5, var_1_14=32, var_1_15=0, var_1_16=2, var_1_17=0, var_1_18=2/5, var_1_19=1, var_1_1=0, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=129, var_1_7=8, var_1_8=32767, var_1_9=-1073709059] [L75] COND TRUE last_1_var_1_7 < stepLocal_1 [L76] var_1_7 = (var_1_6 + var_1_8) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741826, var_1_11=32767, var_1_12=38/5, var_1_14=32, var_1_15=0, var_1_16=2, var_1_17=0, var_1_18=2/5, var_1_19=1, var_1_1=0, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=129, var_1_7=32896, var_1_8=32767, var_1_9=-1073709059] [L78] unsigned short int stepLocal_4 = var_1_8; [L79] signed long int stepLocal_3 = var_1_9; VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, stepLocal_3=-1073709059, stepLocal_4=32767, var_1_10=1073741826, var_1_11=32767, var_1_12=38/5, var_1_14=32, var_1_15=0, var_1_16=2, var_1_17=0, var_1_18=2/5, var_1_19=1, var_1_1=0, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=129, var_1_7=32896, var_1_8=32767, var_1_9=-1073709059] [L80] COND FALSE !(stepLocal_3 < (- var_1_10)) [L85] var_1_12 = var_1_13 VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, stepLocal_4=32767, var_1_10=1073741826, var_1_11=32767, var_1_12=2, var_1_13=2, var_1_14=32, var_1_15=0, var_1_16=2, var_1_17=0, var_1_18=2/5, var_1_19=1, var_1_1=0, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=129, var_1_7=32896, var_1_8=32767, var_1_9=-1073709059] [L87] unsigned short int stepLocal_5 = var_1_8; VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, stepLocal_4=32767, stepLocal_5=32767, var_1_10=1073741826, var_1_11=32767, var_1_12=2, var_1_13=2, var_1_14=32, var_1_15=0, var_1_16=2, var_1_17=0, var_1_18=2/5, var_1_19=1, var_1_1=0, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=129, var_1_7=32896, var_1_8=32767, var_1_9=-1073709059] [L88] COND TRUE last_1_var_1_14 <= stepLocal_5 [L89] var_1_14 = ((((((var_1_15) > (var_1_16)) ? (var_1_15) : (var_1_16))) - var_1_17) + -2) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, stepLocal_4=32767, var_1_10=1073741826, var_1_11=32767, var_1_12=2, var_1_13=2, var_1_14=0, var_1_15=0, var_1_16=2, var_1_17=0, var_1_18=2/5, var_1_19=1, var_1_1=0, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=129, var_1_7=32896, var_1_8=32767, var_1_9=-1073709059] [L91] COND TRUE var_1_4 || var_1_19 [L92] var_1_18 = ((((var_1_20 + (var_1_21 + var_1_22)) < 0 ) ? -(var_1_20 + (var_1_21 + var_1_22)) : (var_1_20 + (var_1_21 + var_1_22)))) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, stepLocal_4=32767, var_1_10=1073741826, var_1_11=32767, var_1_12=2, var_1_13=2, var_1_14=0, var_1_15=0, var_1_16=2, var_1_17=0, var_1_18=3, var_1_19=1, var_1_1=0, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=129, var_1_7=32896, var_1_8=32767, var_1_9=-1073709059] [L148] RET step() [L149] CALL, EXPR property() [L139] EXPR (((((last_1_var_1_23 / -50) >= last_1_var_1_11) ? (var_1_4 ? (var_1_1 == ((signed short int) (var_1_5 - var_1_6))) : (var_1_1 == ((signed short int) var_1_5))) : (var_1_1 == ((signed short int) var_1_5))) && ((last_1_var_1_7 < var_1_6) ? (var_1_7 == ((unsigned short int) (var_1_6 + var_1_8))) : 1)) && ((var_1_6 > 128) ? (var_1_9 == ((signed long int) (var_1_8 - (var_1_10 - var_1_1)))) : 1)) && ((((var_1_9 + var_1_23) * var_1_9) < (var_1_5 | var_1_6)) ? (var_1_4 ? (var_1_11 == ((unsigned short int) var_1_8)) : 1) : (var_1_11 == ((unsigned short int) var_1_8))) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741826, var_1_11=32767, var_1_12=2, var_1_13=2, var_1_14=0, var_1_15=0, var_1_16=2, var_1_17=0, var_1_18=3, var_1_19=1, var_1_1=0, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=129, var_1_7=32896, var_1_8=32767, var_1_9=-1073709059] [L139] EXPR var_1_5 | var_1_6 VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741826, var_1_11=32767, var_1_12=2, var_1_13=2, var_1_14=0, var_1_15=0, var_1_16=2, var_1_17=0, var_1_18=3, var_1_19=1, var_1_1=0, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=129, var_1_7=32896, var_1_8=32767, var_1_9=-1073709059] [L139] EXPR (((((last_1_var_1_23 / -50) >= last_1_var_1_11) ? (var_1_4 ? (var_1_1 == ((signed short int) (var_1_5 - var_1_6))) : (var_1_1 == ((signed short int) var_1_5))) : (var_1_1 == ((signed short int) var_1_5))) && ((last_1_var_1_7 < var_1_6) ? (var_1_7 == ((unsigned short int) (var_1_6 + var_1_8))) : 1)) && ((var_1_6 > 128) ? (var_1_9 == ((signed long int) (var_1_8 - (var_1_10 - var_1_1)))) : 1)) && ((((var_1_9 + var_1_23) * var_1_9) < (var_1_5 | var_1_6)) ? (var_1_4 ? (var_1_11 == ((unsigned short int) var_1_8)) : 1) : (var_1_11 == ((unsigned short int) var_1_8))) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741826, var_1_11=32767, var_1_12=2, var_1_13=2, var_1_14=0, var_1_15=0, var_1_16=2, var_1_17=0, var_1_18=3, var_1_19=1, var_1_1=0, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=129, var_1_7=32896, var_1_8=32767, var_1_9=-1073709059] [L139-L140] return (((((((((last_1_var_1_23 / -50) >= last_1_var_1_11) ? (var_1_4 ? (var_1_1 == ((signed short int) (var_1_5 - var_1_6))) : (var_1_1 == ((signed short int) var_1_5))) : (var_1_1 == ((signed short int) var_1_5))) && ((last_1_var_1_7 < var_1_6) ? (var_1_7 == ((unsigned short int) (var_1_6 + var_1_8))) : 1)) && ((var_1_6 > 128) ? (var_1_9 == ((signed long int) (var_1_8 - (var_1_10 - var_1_1)))) : 1)) && ((((var_1_9 + var_1_23) * var_1_9) < (var_1_5 | var_1_6)) ? (var_1_4 ? (var_1_11 == ((unsigned short int) var_1_8)) : 1) : (var_1_11 == ((unsigned short int) var_1_8)))) && ((var_1_9 < (- var_1_10)) ? ((var_1_8 <= var_1_9) ? (var_1_12 == ((double) (var_1_13 - 63.75))) : 1) : (var_1_12 == ((double) var_1_13)))) && ((last_1_var_1_14 <= var_1_8) ? (var_1_14 == ((signed char) ((((((var_1_15) > (var_1_16)) ? (var_1_15) : (var_1_16))) - var_1_17) + -2))) : 1)) && ((var_1_4 || var_1_19) ? (var_1_18 == ((float) ((((var_1_20 + (var_1_21 + var_1_22)) < 0 ) ? -(var_1_20 + (var_1_21 + var_1_22)) : (var_1_20 + (var_1_21 + var_1_22)))))) : 1)) && ((var_1_4 && (((((var_1_1) < 0 ) ? -(var_1_1) : (var_1_1))) > var_1_5)) ? (var_1_23 == ((unsigned short int) var_1_6)) : 1) ; [L149] RET, EXPR property() [L149] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741826, var_1_11=32767, var_1_12=2, var_1_13=2, var_1_14=0, var_1_15=0, var_1_16=2, var_1_17=0, var_1_18=3, var_1_19=1, var_1_1=0, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=129, var_1_7=32896, var_1_8=32767, var_1_9=-1073709059] [L19] reach_error() VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=32, last_1_var_1_23=128, last_1_var_1_7=8, var_1_10=1073741826, var_1_11=32767, var_1_12=2, var_1_13=2, var_1_14=0, var_1_15=0, var_1_16=2, var_1_17=0, var_1_18=3, var_1_19=1, var_1_1=0, var_1_23=128, var_1_4=0, var_1_5=0, var_1_6=129, var_1_7=32896, var_1_8=32767, var_1_9=-1073709059] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 78 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 9.1s, OverallIterations: 7, TraceHistogramMax: 22, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 2.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1177 SdHoareTripleChecker+Valid, 1.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1171 mSDsluCounter, 2265 SdHoareTripleChecker+Invalid, 1.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1564 mSDsCounter, 174 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 895 IncrementalHoareTripleChecker+Invalid, 1069 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 174 mSolverCounterUnsat, 701 mSDtfsCounter, 895 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 511 GetRequests, 457 SyntacticMatches, 2 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 147 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=390occurred in iteration=5, InterpolantAutomatonStates: 51, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 6 MinimizatonAttempts, 408 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 4.0s InterpolantComputationTime, 1479 NumberOfCodeBlocks, 1479 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 1321 ConstructedInterpolants, 0 QuantifiedInterpolants, 2627 SizeOfPredicates, 4 NumberOfNonLiveVariables, 712 ConjunctsInSsa, 10 ConjunctsInUnsatCore, 9 InterpolantComputations, 5 PerfectInterpolantSequences, 8121/8316 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 [2024-11-24 00:58:50,219 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_113f03d8-0fc0-4559-88c5-8b7107d8e845/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_113f03d8-0fc0-4559-88c5-8b7107d8e845/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_113f03d8-0fc0-4559-88c5-8b7107d8e845/bin/uautomizer-verify-LYvppIcaGC/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_113f03d8-0fc0-4559-88c5-8b7107d8e845/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_113f03d8-0fc0-4559-88c5-8b7107d8e845/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-16.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_113f03d8-0fc0-4559-88c5-8b7107d8e845/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_113f03d8-0fc0-4559-88c5-8b7107d8e845/bin/uautomizer-verify-LYvppIcaGC --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 69702fa1222a5d92fb71202662ac07426b1c2d7eeb06c8f8167ae57234df228c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-24 00:58:52,984 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 00:58:53,096 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_113f03d8-0fc0-4559-88c5-8b7107d8e845/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-24 00:58:53,108 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-24 00:58:53,111 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-24 00:58:53,152 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 00:58:53,153 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-24 00:58:53,153 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-24 00:58:53,154 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-24 00:58:53,154 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-24 00:58:53,154 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 00:58:53,154 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-24 00:58:53,155 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 00:58:53,155 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 00:58:53,155 INFO L153 SettingsManager]: * Use SBE=true [2024-11-24 00:58:53,155 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 00:58:53,155 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 00:58:53,156 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-24 00:58:53,156 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-24 00:58:53,156 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 00:58:53,156 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 00:58:53,156 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 00:58:53,156 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 00:58:53,156 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-24 00:58:53,156 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-24 00:58:53,157 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-24 00:58:53,157 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-24 00:58:53,157 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 00:58:53,157 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 00:58:53,157 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 00:58:53,157 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-24 00:58:53,157 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 00:58:53,158 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 00:58:53,158 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 00:58:53,158 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 00:58:53,158 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 00:58:53,158 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 00:58:53,158 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 00:58:53,158 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 00:58:53,159 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 00:58:53,159 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 00:58:53,159 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 00:58:53,159 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-24 00:58:53,159 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 00:58:53,159 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-24 00:58:53,159 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-24 00:58:53,159 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-24 00:58:53,160 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-24 00:58:53,160 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-24 00:58:53,160 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-24 00:58:53,160 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_113f03d8-0fc0-4559-88c5-8b7107d8e845/bin/uautomizer-verify-LYvppIcaGC 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 -> 69702fa1222a5d92fb71202662ac07426b1c2d7eeb06c8f8167ae57234df228c [2024-11-24 00:58:53,516 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 00:58:53,528 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 00:58:53,530 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 00:58:53,532 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 00:58:53,532 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 00:58:53,534 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_113f03d8-0fc0-4559-88c5-8b7107d8e845/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-16.i [2024-11-24 00:58:56,511 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_113f03d8-0fc0-4559-88c5-8b7107d8e845/bin/uautomizer-verify-LYvppIcaGC/data/47150e52a/e5171e00b41744dc8dc2ce528f39ed17/FLAGd2d094e7a [2024-11-24 00:58:56,816 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 00:58:56,817 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_113f03d8-0fc0-4559-88c5-8b7107d8e845/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-16.i [2024-11-24 00:58:56,829 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_113f03d8-0fc0-4559-88c5-8b7107d8e845/bin/uautomizer-verify-LYvppIcaGC/data/47150e52a/e5171e00b41744dc8dc2ce528f39ed17/FLAGd2d094e7a [2024-11-24 00:58:56,857 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_113f03d8-0fc0-4559-88c5-8b7107d8e845/bin/uautomizer-verify-LYvppIcaGC/data/47150e52a/e5171e00b41744dc8dc2ce528f39ed17 [2024-11-24 00:58:56,859 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 00:58:56,861 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 00:58:56,862 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 00:58:56,862 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 00:58:56,868 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 00:58:56,869 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 12:58:56" (1/1) ... [2024-11-24 00:58:56,872 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23d37c4e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:58:56, skipping insertion in model container [2024-11-24 00:58:56,873 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 12:58:56" (1/1) ... [2024-11-24 00:58:56,897 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 00:58:57,077 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_113f03d8-0fc0-4559-88c5-8b7107d8e845/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-16.i[915,928] [2024-11-24 00:58:57,172 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 00:58:57,187 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 00:58:57,198 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_113f03d8-0fc0-4559-88c5-8b7107d8e845/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-16.i[915,928] [2024-11-24 00:58:57,227 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 00:58:57,246 INFO L204 MainTranslator]: Completed translation [2024-11-24 00:58:57,246 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:58:57 WrapperNode [2024-11-24 00:58:57,247 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 00:58:57,248 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 00:58:57,248 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 00:58:57,248 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 00:58:57,255 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:58:57" (1/1) ... [2024-11-24 00:58:57,269 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:58:57" (1/1) ... [2024-11-24 00:58:57,311 INFO L138 Inliner]: procedures = 27, calls = 35, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 152 [2024-11-24 00:58:57,315 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 00:58:57,316 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 00:58:57,316 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 00:58:57,316 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 00:58:57,332 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:58:57" (1/1) ... [2024-11-24 00:58:57,332 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:58:57" (1/1) ... [2024-11-24 00:58:57,335 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:58:57" (1/1) ... [2024-11-24 00:58:57,355 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]. [2024-11-24 00:58:57,355 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:58:57" (1/1) ... [2024-11-24 00:58:57,355 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:58:57" (1/1) ... [2024-11-24 00:58:57,364 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:58:57" (1/1) ... [2024-11-24 00:58:57,365 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:58:57" (1/1) ... [2024-11-24 00:58:57,369 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:58:57" (1/1) ... [2024-11-24 00:58:57,371 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:58:57" (1/1) ... [2024-11-24 00:58:57,372 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:58:57" (1/1) ... [2024-11-24 00:58:57,376 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 00:58:57,377 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 00:58:57,377 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 00:58:57,377 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 00:58:57,378 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:58:57" (1/1) ... [2024-11-24 00:58:57,384 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 00:58:57,400 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_113f03d8-0fc0-4559-88c5-8b7107d8e845/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 00:58:57,415 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_113f03d8-0fc0-4559-88c5-8b7107d8e845/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-24 00:58:57,422 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_113f03d8-0fc0-4559-88c5-8b7107d8e845/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-24 00:58:57,444 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 00:58:57,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-24 00:58:57,444 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-24 00:58:57,444 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-24 00:58:57,444 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 00:58:57,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 00:58:57,525 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 00:58:57,527 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 00:58:59,506 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-24 00:58:59,506 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 00:58:59,543 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-24 00:58:59,544 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-24 00:58:59,546 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 12:58:59 BoogieIcfgContainer [2024-11-24 00:58:59,546 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-24 00:58:59,549 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-24 00:58:59,549 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-24 00:58:59,555 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-24 00:58:59,555 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 12:58:56" (1/3) ... [2024-11-24 00:58:59,556 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e0bc04f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 12:58:59, skipping insertion in model container [2024-11-24 00:58:59,556 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:58:57" (2/3) ... [2024-11-24 00:58:59,559 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e0bc04f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 12:58:59, skipping insertion in model container [2024-11-24 00:58:59,559 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 12:58:59" (3/3) ... [2024-11-24 00:58:59,560 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_50-while_file-16.i [2024-11-24 00:58:59,578 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-24 00:58:59,581 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_50-while_file-16.i that has 2 procedures, 69 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-24 00:58:59,653 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-24 00:58:59,671 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;@7f724953, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-24 00:58:59,671 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-24 00:58:59,675 INFO L276 IsEmpty]: Start isEmpty. Operand has 69 states, 44 states have (on average 1.3636363636363635) internal successors, (60), 45 states have internal predecessors, (60), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-11-24 00:58:59,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2024-11-24 00:58:59,691 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:58:59,692 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:58:59,693 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:58:59,698 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:58:59,700 INFO L85 PathProgramCache]: Analyzing trace with hash 1928066714, now seen corresponding path program 1 times [2024-11-24 00:58:59,714 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:58:59,714 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1605035757] [2024-11-24 00:58:59,715 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:58:59,715 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 [2024-11-24 00:58:59,715 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_113f03d8-0fc0-4559-88c5-8b7107d8e845/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:58:59,717 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_113f03d8-0fc0-4559-88c5-8b7107d8e845/bin/uautomizer-verify-LYvppIcaGC/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) [2024-11-24 00:58:59,719 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_113f03d8-0fc0-4559-88c5-8b7107d8e845/bin/uautomizer-verify-LYvppIcaGC/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 [2024-11-24 00:59:00,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:59:00,146 INFO L256 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-24 00:59:00,157 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:59:00,197 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 434 proven. 0 refuted. 0 times theorem prover too weak. 490 trivial. 0 not checked. [2024-11-24 00:59:00,198 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 00:59:00,198 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 00:59:00,198 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1605035757] [2024-11-24 00:59:00,199 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1605035757] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:59:00,199 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:59:00,199 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-24 00:59:00,201 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [10511928] [2024-11-24 00:59:00,202 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:59:00,206 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-24 00:59:00,206 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 00:59:00,225 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-24 00:59:00,226 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-24 00:59:00,228 INFO L87 Difference]: Start difference. First operand has 69 states, 44 states have (on average 1.3636363636363635) internal successors, (60), 45 states have internal predecessors, (60), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) Second operand has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-24 00:59:00,256 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:59:00,256 INFO L93 Difference]: Finished difference Result 131 states and 224 transitions. [2024-11-24 00:59:00,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-24 00:59:00,259 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 144 [2024-11-24 00:59:00,259 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:59:00,266 INFO L225 Difference]: With dead ends: 131 [2024-11-24 00:59:00,266 INFO L226 Difference]: Without dead ends: 65 [2024-11-24 00:59:00,269 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 143 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-24 00:59:00,273 INFO L435 NwaCegarLoop]: 97 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 97 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-24 00:59:00,274 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 97 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 00:59:00,288 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65 states. [2024-11-24 00:59:00,311 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 65. [2024-11-24 00:59:00,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 65 states, 41 states have (on average 1.2926829268292683) internal successors, (53), 41 states have internal predecessors, (53), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-11-24 00:59:00,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 97 transitions. [2024-11-24 00:59:00,319 INFO L78 Accepts]: Start accepts. Automaton has 65 states and 97 transitions. Word has length 144 [2024-11-24 00:59:00,320 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:59:00,320 INFO L471 AbstractCegarLoop]: Abstraction has 65 states and 97 transitions. [2024-11-24 00:59:00,320 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-24 00:59:00,321 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 97 transitions. [2024-11-24 00:59:00,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2024-11-24 00:59:00,324 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:59:00,324 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:59:00,337 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_113f03d8-0fc0-4559-88c5-8b7107d8e845/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-24 00:59:00,525 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_113f03d8-0fc0-4559-88c5-8b7107d8e845/bin/uautomizer-verify-LYvppIcaGC/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 [2024-11-24 00:59:00,525 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:59:00,526 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:59:00,527 INFO L85 PathProgramCache]: Analyzing trace with hash -1824750510, now seen corresponding path program 1 times [2024-11-24 00:59:00,528 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:59:00,529 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [625242559] [2024-11-24 00:59:00,529 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:59:00,529 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 [2024-11-24 00:59:00,530 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_113f03d8-0fc0-4559-88c5-8b7107d8e845/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:59:00,532 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_113f03d8-0fc0-4559-88c5-8b7107d8e845/bin/uautomizer-verify-LYvppIcaGC/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) [2024-11-24 00:59:00,538 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_113f03d8-0fc0-4559-88c5-8b7107d8e845/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-24 00:59:01,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:59:01,159 INFO L256 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-11-24 00:59:01,196 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:59:58,667 WARN L286 SmtUtils]: Spent 12.21s on a formula simplification that was a NOOP. DAG size: 107 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)