./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-71.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_192e788c-9ca9-4dac-9e0c-3d013c5ae4a2/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_192e788c-9ca9-4dac-9e0c-3d013c5ae4a2/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_192e788c-9ca9-4dac-9e0c-3d013c5ae4a2/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_192e788c-9ca9-4dac-9e0c-3d013c5ae4a2/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-71.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_192e788c-9ca9-4dac-9e0c-3d013c5ae4a2/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_192e788c-9ca9-4dac-9e0c-3d013c5ae4a2/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 9bdd014e884a70b0b39df741b298409f5ba90cb5237fddea23aa11bfd9a9946b --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-24 01:20:56,737 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 01:20:56,862 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_192e788c-9ca9-4dac-9e0c-3d013c5ae4a2/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-24 01:20:56,868 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-24 01:20:56,869 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-24 01:20:56,909 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 01:20:56,912 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-24 01:20:56,913 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-24 01:20:56,913 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-24 01:20:56,914 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-24 01:20:56,914 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 01:20:56,914 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-24 01:20:56,915 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 01:20:56,915 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 01:20:56,915 INFO L153 SettingsManager]: * Use SBE=true [2024-11-24 01:20:56,915 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 01:20:56,917 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 01:20:56,917 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-24 01:20:56,917 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-24 01:20:56,918 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-24 01:20:56,918 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 01:20:56,918 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 01:20:56,918 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 01:20:56,918 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 01:20:56,918 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-24 01:20:56,918 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 01:20:56,919 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 01:20:56,919 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 01:20:56,919 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-24 01:20:56,919 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 01:20:56,919 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 01:20:56,919 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 01:20:56,919 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 01:20:56,920 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 01:20:56,920 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 01:20:56,920 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 01:20:56,920 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 01:20:56,920 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 01:20:56,920 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 01:20:56,920 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 01:20:56,920 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-24 01:20:56,920 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 01:20:56,920 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-24 01:20:56,920 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-24 01:20:56,921 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-24 01:20:56,921 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-24 01:20:56,921 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-24 01:20:56,921 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-24 01:20:56,921 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_192e788c-9ca9-4dac-9e0c-3d013c5ae4a2/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 -> 9bdd014e884a70b0b39df741b298409f5ba90cb5237fddea23aa11bfd9a9946b [2024-11-24 01:20:57,276 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 01:20:57,287 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 01:20:57,289 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 01:20:57,291 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 01:20:57,292 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 01:20:57,293 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_192e788c-9ca9-4dac-9e0c-3d013c5ae4a2/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-71.i [2024-11-24 01:21:00,993 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_192e788c-9ca9-4dac-9e0c-3d013c5ae4a2/bin/uautomizer-verify-LYvppIcaGC/data/1f0483880/c6ed7e2077764287a7f273649ce00186/FLAG7c554e9c2 [2024-11-24 01:21:01,325 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 01:21:01,326 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_192e788c-9ca9-4dac-9e0c-3d013c5ae4a2/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-71.i [2024-11-24 01:21:01,337 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_192e788c-9ca9-4dac-9e0c-3d013c5ae4a2/bin/uautomizer-verify-LYvppIcaGC/data/1f0483880/c6ed7e2077764287a7f273649ce00186/FLAG7c554e9c2 [2024-11-24 01:21:01,369 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_192e788c-9ca9-4dac-9e0c-3d013c5ae4a2/bin/uautomizer-verify-LYvppIcaGC/data/1f0483880/c6ed7e2077764287a7f273649ce00186 [2024-11-24 01:21:01,374 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 01:21:01,376 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 01:21:01,379 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 01:21:01,380 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 01:21:01,387 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 01:21:01,388 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 01:21:01" (1/1) ... [2024-11-24 01:21:01,389 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19f29e20 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:21:01, skipping insertion in model container [2024-11-24 01:21:01,390 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 01:21:01" (1/1) ... [2024-11-24 01:21:01,429 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 01:21:01,714 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_192e788c-9ca9-4dac-9e0c-3d013c5ae4a2/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-71.i[915,928] [2024-11-24 01:21:01,826 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 01:21:01,839 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 01:21:01,851 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_192e788c-9ca9-4dac-9e0c-3d013c5ae4a2/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-71.i[915,928] [2024-11-24 01:21:01,894 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 01:21:01,919 INFO L204 MainTranslator]: Completed translation [2024-11-24 01:21:01,920 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:21:01 WrapperNode [2024-11-24 01:21:01,922 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 01:21:01,924 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 01:21:01,925 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 01:21:01,925 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 01:21:01,936 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:21:01" (1/1) ... [2024-11-24 01:21:01,951 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:21:01" (1/1) ... [2024-11-24 01:21:02,021 INFO L138 Inliner]: procedures = 26, calls = 34, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 152 [2024-11-24 01:21:02,022 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 01:21:02,023 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 01:21:02,023 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 01:21:02,023 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 01:21:02,043 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:21:01" (1/1) ... [2024-11-24 01:21:02,043 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:21:01" (1/1) ... [2024-11-24 01:21:02,047 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:21:01" (1/1) ... [2024-11-24 01:21:02,079 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 01:21:02,083 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:21:01" (1/1) ... [2024-11-24 01:21:02,083 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:21:01" (1/1) ... [2024-11-24 01:21:02,098 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:21:01" (1/1) ... [2024-11-24 01:21:02,099 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:21:01" (1/1) ... [2024-11-24 01:21:02,104 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:21:01" (1/1) ... [2024-11-24 01:21:02,106 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:21:01" (1/1) ... [2024-11-24 01:21:02,107 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:21:01" (1/1) ... [2024-11-24 01:21:02,111 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 01:21:02,112 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 01:21:02,112 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 01:21:02,112 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 01:21:02,114 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:21:01" (1/1) ... [2024-11-24 01:21:02,123 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 01:21:02,142 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_192e788c-9ca9-4dac-9e0c-3d013c5ae4a2/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 01:21:02,159 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_192e788c-9ca9-4dac-9e0c-3d013c5ae4a2/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-24 01:21:02,164 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_192e788c-9ca9-4dac-9e0c-3d013c5ae4a2/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-24 01:21:02,201 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 01:21:02,201 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-24 01:21:02,201 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-24 01:21:02,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-24 01:21:02,201 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 01:21:02,201 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 01:21:02,329 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 01:21:02,333 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 01:21:02,871 INFO L? ?]: Removed 15 outVars from TransFormulas that were not future-live. [2024-11-24 01:21:02,871 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 01:21:02,889 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-24 01:21:02,890 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-24 01:21:02,892 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 01:21:02 BoogieIcfgContainer [2024-11-24 01:21:02,893 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-24 01:21:02,895 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-24 01:21:02,895 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-24 01:21:02,900 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-24 01:21:02,900 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 01:21:01" (1/3) ... [2024-11-24 01:21:02,901 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5185c651 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 01:21:02, skipping insertion in model container [2024-11-24 01:21:02,901 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:21:01" (2/3) ... [2024-11-24 01:21:02,902 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5185c651 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 01:21:02, skipping insertion in model container [2024-11-24 01:21:02,902 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 01:21:02" (3/3) ... [2024-11-24 01:21:02,903 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_50-1loop_file-71.i [2024-11-24 01:21:02,919 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-24 01:21:02,921 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_50-1loop_file-71.i that has 2 procedures, 63 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-24 01:21:03,011 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-24 01:21:03,033 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;@6673b3ac, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-24 01:21:03,033 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-24 01:21:03,039 INFO L276 IsEmpty]: Start isEmpty. Operand has 63 states, 39 states have (on average 1.3333333333333333) internal successors, (52), 40 states have internal predecessors, (52), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-11-24 01:21:03,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2024-11-24 01:21:03,057 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:21:03,059 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:21:03,059 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:21:03,066 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:21:03,067 INFO L85 PathProgramCache]: Analyzing trace with hash 150732042, now seen corresponding path program 1 times [2024-11-24 01:21:03,078 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:21:03,079 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1509036936] [2024-11-24 01:21:03,079 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:21:03,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:21:03,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:21:03,534 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 800 trivial. 0 not checked. [2024-11-24 01:21:03,536 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:21:03,537 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1509036936] [2024-11-24 01:21:03,538 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1509036936] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 01:21:03,541 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [458096860] [2024-11-24 01:21:03,541 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:21:03,541 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 01:21:03,541 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_192e788c-9ca9-4dac-9e0c-3d013c5ae4a2/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 01:21:03,546 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_192e788c-9ca9-4dac-9e0c-3d013c5ae4a2/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 01:21:03,549 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_192e788c-9ca9-4dac-9e0c-3d013c5ae4a2/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-24 01:21:03,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:21:03,854 INFO L256 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-24 01:21:03,863 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 01:21:03,919 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 800 trivial. 0 not checked. [2024-11-24 01:21:03,919 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 01:21:03,919 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [458096860] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:21:03,919 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-24 01:21:03,920 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-24 01:21:03,923 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [927018881] [2024-11-24 01:21:03,924 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:21:03,930 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-24 01:21:03,931 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:21:03,957 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-24 01:21:03,957 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-24 01:21:03,961 INFO L87 Difference]: Start difference. First operand has 63 states, 39 states have (on average 1.3333333333333333) internal successors, (52), 40 states have internal predecessors, (52), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) Second operand has 2 states, 2 states have (on average 17.0) internal successors, (34), 2 states have internal predecessors, (34), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-24 01:21:03,994 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:21:03,995 INFO L93 Difference]: Finished difference Result 123 states and 206 transitions. [2024-11-24 01:21:03,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-24 01:21:03,998 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 17.0) internal successors, (34), 2 states have internal predecessors, (34), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 2 states have call successors, (21) Word has length 134 [2024-11-24 01:21:03,998 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:21:04,005 INFO L225 Difference]: With dead ends: 123 [2024-11-24 01:21:04,005 INFO L226 Difference]: Without dead ends: 59 [2024-11-24 01:21:04,009 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 135 GetRequests, 135 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 01:21:04,012 INFO L435 NwaCegarLoop]: 91 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 91 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-24 01:21:04,013 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 91 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 01:21:04,031 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59 states. [2024-11-24 01:21:04,057 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 59. [2024-11-24 01:21:04,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 59 states, 36 states have (on average 1.25) internal successors, (45), 36 states have internal predecessors, (45), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-11-24 01:21:04,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 87 transitions. [2024-11-24 01:21:04,065 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 87 transitions. Word has length 134 [2024-11-24 01:21:04,065 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:21:04,066 INFO L471 AbstractCegarLoop]: Abstraction has 59 states and 87 transitions. [2024-11-24 01:21:04,066 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 17.0) internal successors, (34), 2 states have internal predecessors, (34), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-24 01:21:04,066 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 87 transitions. [2024-11-24 01:21:04,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2024-11-24 01:21:04,070 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:21:04,071 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:21:04,079 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_192e788c-9ca9-4dac-9e0c-3d013c5ae4a2/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-24 01:21:04,271 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_192e788c-9ca9-4dac-9e0c-3d013c5ae4a2/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-24 01:21:04,272 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:21:04,273 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:21:04,273 INFO L85 PathProgramCache]: Analyzing trace with hash 224320396, now seen corresponding path program 1 times [2024-11-24 01:21:04,273 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:21:04,273 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1936914184] [2024-11-24 01:21:04,273 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:21:04,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:21:04,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-24 01:21:04,703 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1355991876] [2024-11-24 01:21:04,704 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:21:04,704 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 01:21:04,704 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_192e788c-9ca9-4dac-9e0c-3d013c5ae4a2/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 01:21:04,707 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_192e788c-9ca9-4dac-9e0c-3d013c5ae4a2/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 01:21:04,710 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_192e788c-9ca9-4dac-9e0c-3d013c5ae4a2/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-24 01:21:05,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:21:05,062 INFO L256 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-24 01:21:05,074 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 01:21:06,887 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 404 proven. 42 refuted. 0 times theorem prover too weak. 394 trivial. 0 not checked. [2024-11-24 01:21:06,888 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-24 01:21:07,167 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:21:07,168 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1936914184] [2024-11-24 01:21:07,168 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-24 01:21:07,169 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1355991876] [2024-11-24 01:21:07,169 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1355991876] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 01:21:07,169 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2024-11-24 01:21:07,169 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2024-11-24 01:21:07,169 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [995552402] [2024-11-24 01:21:07,170 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2024-11-24 01:21:07,171 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-24 01:21:07,173 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:21:07,174 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-24 01:21:07,175 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2024-11-24 01:21:07,175 INFO L87 Difference]: Start difference. First operand 59 states and 87 transitions. Second operand has 9 states, 9 states have (on average 4.555555555555555) internal successors, (41), 8 states have internal predecessors, (41), 3 states have call successors, (21), 3 states have call predecessors, (21), 4 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2024-11-24 01:21:08,019 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:21:08,020 INFO L93 Difference]: Finished difference Result 188 states and 276 transitions. [2024-11-24 01:21:08,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-24 01:21:08,021 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 4.555555555555555) internal successors, (41), 8 states have internal predecessors, (41), 3 states have call successors, (21), 3 states have call predecessors, (21), 4 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) Word has length 134 [2024-11-24 01:21:08,022 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:21:08,024 INFO L225 Difference]: With dead ends: 188 [2024-11-24 01:21:08,024 INFO L226 Difference]: Without dead ends: 132 [2024-11-24 01:21:08,026 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 156 GetRequests, 138 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 47 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=113, Invalid=267, Unknown=0, NotChecked=0, Total=380 [2024-11-24 01:21:08,027 INFO L435 NwaCegarLoop]: 56 mSDtfsCounter, 107 mSDsluCounter, 315 mSDsCounter, 0 mSdLazyCounter, 275 mSolverCounterSat, 70 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 107 SdHoareTripleChecker+Valid, 371 SdHoareTripleChecker+Invalid, 345 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 70 IncrementalHoareTripleChecker+Valid, 275 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-24 01:21:08,027 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [107 Valid, 371 Invalid, 345 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [70 Valid, 275 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-24 01:21:08,028 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 132 states. [2024-11-24 01:21:08,080 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 132 to 104. [2024-11-24 01:21:08,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 104 states, 58 states have (on average 1.1724137931034482) internal successors, (68), 58 states have internal predecessors, (68), 42 states have call successors, (42), 3 states have call predecessors, (42), 3 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2024-11-24 01:21:08,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 152 transitions. [2024-11-24 01:21:08,089 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 152 transitions. Word has length 134 [2024-11-24 01:21:08,090 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:21:08,090 INFO L471 AbstractCegarLoop]: Abstraction has 104 states and 152 transitions. [2024-11-24 01:21:08,090 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 4.555555555555555) internal successors, (41), 8 states have internal predecessors, (41), 3 states have call successors, (21), 3 states have call predecessors, (21), 4 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2024-11-24 01:21:08,091 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 152 transitions. [2024-11-24 01:21:08,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2024-11-24 01:21:08,093 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:21:08,095 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:21:08,108 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_192e788c-9ca9-4dac-9e0c-3d013c5ae4a2/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-11-24 01:21:08,296 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_192e788c-9ca9-4dac-9e0c-3d013c5ae4a2/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 01:21:08,296 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:21:08,297 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:21:08,297 INFO L85 PathProgramCache]: Analyzing trace with hash 925384974, now seen corresponding path program 1 times [2024-11-24 01:21:08,298 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:21:08,298 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2123610065] [2024-11-24 01:21:08,298 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:21:08,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:21:08,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-24 01:21:08,518 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2082681022] [2024-11-24 01:21:08,522 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:21:08,522 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 01:21:08,522 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_192e788c-9ca9-4dac-9e0c-3d013c5ae4a2/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 01:21:08,526 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_192e788c-9ca9-4dac-9e0c-3d013c5ae4a2/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 01:21:08,530 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_192e788c-9ca9-4dac-9e0c-3d013c5ae4a2/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-24 01:21:08,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 01:21:08,762 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-24 01:21:08,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 01:21:08,938 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-24 01:21:08,938 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-24 01:21:08,940 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-24 01:21:08,956 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_192e788c-9ca9-4dac-9e0c-3d013c5ae4a2/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-24 01:21:09,143 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_192e788c-9ca9-4dac-9e0c-3d013c5ae4a2/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 01:21:09,150 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-11-24 01:21:09,324 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-24 01:21:09,330 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.11 01:21:09 BoogieIcfgContainer [2024-11-24 01:21:09,330 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-24 01:21:09,332 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-24 01:21:09,332 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-24 01:21:09,332 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-24 01:21:09,333 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 01:21:02" (3/4) ... [2024-11-24 01:21:09,336 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-24 01:21:09,337 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-24 01:21:09,340 INFO L158 Benchmark]: Toolchain (without parser) took 7962.17ms. Allocated memory is still 117.4MB. Free memory was 91.7MB in the beginning and 31.8MB in the end (delta: 59.9MB). Peak memory consumption was 57.7MB. Max. memory is 16.1GB. [2024-11-24 01:21:09,340 INFO L158 Benchmark]: CDTParser took 0.49ms. Allocated memory is still 117.4MB. Free memory is still 72.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 01:21:09,341 INFO L158 Benchmark]: CACSL2BoogieTranslator took 544.15ms. Allocated memory is still 117.4MB. Free memory was 91.7MB in the beginning and 77.5MB in the end (delta: 14.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-24 01:21:09,342 INFO L158 Benchmark]: Boogie Procedure Inliner took 97.65ms. Allocated memory is still 117.4MB. Free memory was 77.5MB in the beginning and 75.1MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 01:21:09,343 INFO L158 Benchmark]: Boogie Preprocessor took 88.63ms. Allocated memory is still 117.4MB. Free memory was 74.8MB in the beginning and 71.1MB in the end (delta: 3.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-24 01:21:09,343 INFO L158 Benchmark]: RCFGBuilder took 780.74ms. Allocated memory is still 117.4MB. Free memory was 71.1MB in the beginning and 52.4MB in the end (delta: 18.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-24 01:21:09,344 INFO L158 Benchmark]: TraceAbstraction took 6434.70ms. Allocated memory is still 117.4MB. Free memory was 51.6MB in the beginning and 32.8MB in the end (delta: 18.7MB). Peak memory consumption was 15.7MB. Max. memory is 16.1GB. [2024-11-24 01:21:09,344 INFO L158 Benchmark]: Witness Printer took 5.59ms. Allocated memory is still 117.4MB. Free memory was 32.8MB in the beginning and 31.8MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 01:21:09,346 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.49ms. Allocated memory is still 117.4MB. Free memory is still 72.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 544.15ms. Allocated memory is still 117.4MB. Free memory was 91.7MB in the beginning and 77.5MB in the end (delta: 14.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 97.65ms. Allocated memory is still 117.4MB. Free memory was 77.5MB in the beginning and 75.1MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 88.63ms. Allocated memory is still 117.4MB. Free memory was 74.8MB in the beginning and 71.1MB in the end (delta: 3.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 780.74ms. Allocated memory is still 117.4MB. Free memory was 71.1MB in the beginning and 52.4MB in the end (delta: 18.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 6434.70ms. Allocated memory is still 117.4MB. Free memory was 51.6MB in the beginning and 32.8MB in the end (delta: 18.7MB). Peak memory consumption was 15.7MB. Max. memory is 16.1GB. * Witness Printer took 5.59ms. Allocated memory is still 117.4MB. Free memory was 32.8MB in the beginning and 31.8MB in the end (delta: 1.1MB). 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 131, overapproximation of someBinaryFLOATComparisonOperation at line 107, overapproximation of someBinaryFLOATComparisonOperation at line 110, overapproximation of someBinaryFLOATComparisonOperation at line 80, overapproximation of someBinaryFLOATComparisonOperation at line 109, overapproximation of someBinaryFLOATComparisonOperation at line 73. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 32; [L23] unsigned char var_1_2 = 0; [L24] unsigned char var_1_3 = 1; [L25] signed char var_1_4 = -1; [L26] signed char var_1_5 = 4; [L27] unsigned short int var_1_9 = 35831; [L28] float var_1_10 = 1.875; [L29] float var_1_11 = 5.8; [L30] float var_1_12 = 2.375; [L31] float var_1_13 = 999999999999.75; [L32] signed short int var_1_14 = 32; [L33] signed short int var_1_15 = 25; [L34] signed short int var_1_16 = 23809; [L35] signed short int var_1_17 = 2; [L36] float var_1_18 = 499.25; [L37] signed long int var_1_19 = -4; [L38] unsigned short int var_1_20 = 10; [L39] unsigned short int var_1_21 = 16; [L40] signed char var_1_22 = -10; [L41] signed char var_1_23 = 25; [L42] float last_1_var_1_12 = 2.375; [L43] signed short int last_1_var_1_14 = 32; [L44] unsigned short int last_1_var_1_20 = 10; [L45] unsigned short int last_1_var_1_21 = 16; VAL [isInitial=0, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=1, var_1_4=-1, var_1_5=4, var_1_9=35831] [L135] isInitial = 1 [L136] FCALL initially() [L137] int k_loop; [L138] k_loop = 0 VAL [isInitial=1, k_loop=0, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=1, var_1_4=-1, var_1_5=4, var_1_9=35831] [L138] COND TRUE k_loop < 1 VAL [isInitial=1, k_loop=0, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=1, var_1_4=-1, var_1_5=4, var_1_9=35831] [L139] CALL updateLastVariables() [L125] last_1_var_1_12 = var_1_12 [L126] last_1_var_1_14 = var_1_14 [L127] last_1_var_1_20 = var_1_20 [L128] last_1_var_1_21 = var_1_21 VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=1, var_1_4=-1, var_1_5=4, var_1_9=35831] [L139] RET updateLastVariables() [L140] CALL updateVariables() [L91] var_1_2 = __VERIFIER_nondet_uchar() [L92] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_3=1, var_1_4=-1, var_1_5=4, var_1_9=35831] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_3=1, var_1_4=-1, var_1_5=4, var_1_9=35831] [L92] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_3=1, var_1_4=-1, var_1_5=4, var_1_9=35831] [L93] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=4, var_1_9=35831] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=4, var_1_9=35831] [L93] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=4, var_1_9=35831] [L94] var_1_3 = __VERIFIER_nondet_uchar() [L95] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_4=-1, var_1_5=4, var_1_9=35831] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_4=-1, var_1_5=4, var_1_9=35831] [L95] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_4=-1, var_1_5=4, var_1_9=35831] [L96] CALL assume_abort_if_not(var_1_3 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=4, var_1_9=35831] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=4, var_1_9=35831] [L96] RET assume_abort_if_not(var_1_3 <= 1) VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=4, var_1_9=35831] [L97] var_1_4 = __VERIFIER_nondet_char() [L98] CALL assume_abort_if_not(var_1_4 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=4, var_1_9=35831] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=4, var_1_9=35831] [L98] RET assume_abort_if_not(var_1_4 >= -1) VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=4, var_1_9=35831] [L99] CALL assume_abort_if_not(var_1_4 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=4, var_1_9=35831] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=4, var_1_9=35831] [L99] RET assume_abort_if_not(var_1_4 <= 127) VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=4, var_1_9=35831] [L100] var_1_5 = __VERIFIER_nondet_char() [L101] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=31, var_1_9=35831] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=31, var_1_9=35831] [L101] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=31, var_1_9=35831] [L102] CALL assume_abort_if_not(var_1_5 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=31, var_1_9=35831] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=31, var_1_9=35831] [L102] RET assume_abort_if_not(var_1_5 <= 127) VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=31, var_1_9=35831] [L103] var_1_9 = __VERIFIER_nondet_ushort() [L104] CALL assume_abort_if_not(var_1_9 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=31, var_1_9=32767] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=31, var_1_9=32767] [L104] RET assume_abort_if_not(var_1_9 >= 32767) VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=31, var_1_9=32767] [L105] CALL assume_abort_if_not(var_1_9 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=31, var_1_9=32767] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=31, var_1_9=32767] [L105] RET assume_abort_if_not(var_1_9 <= 65534) VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=31, var_1_9=32767] [L106] var_1_11 = __VERIFIER_nondet_float() [L107] CALL assume_abort_if_not((var_1_11 >= -922337.2036854765600e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=31, var_1_9=32767] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=31, var_1_9=32767] [L107] RET assume_abort_if_not((var_1_11 >= -922337.2036854765600e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=31, var_1_9=32767] [L108] var_1_13 = __VERIFIER_nondet_float() [L109] CALL assume_abort_if_not((var_1_13 >= -922337.2036854776000e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854776000e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=31, var_1_9=32767] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=31, var_1_9=32767] [L109] RET assume_abort_if_not((var_1_13 >= -922337.2036854776000e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854776000e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=31, var_1_9=32767] [L110] CALL assume_abort_if_not(var_1_13 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=31, var_1_9=32767] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=31, var_1_9=32767] [L110] RET assume_abort_if_not(var_1_13 != 0.0F) VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=31, var_1_9=32767] [L111] var_1_15 = __VERIFIER_nondet_short() [L112] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16383, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=31, var_1_9=32767] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16383, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=31, var_1_9=32767] [L112] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16383, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=31, var_1_9=32767] [L113] CALL assume_abort_if_not(var_1_15 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16383, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=31, var_1_9=32767] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16383, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=31, var_1_9=32767] [L113] RET assume_abort_if_not(var_1_15 <= 16383) VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16383, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=31, var_1_9=32767] [L114] var_1_16 = __VERIFIER_nondet_short() [L115] CALL assume_abort_if_not(var_1_16 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16383, var_1_16=32766, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=31, var_1_9=32767] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16383, var_1_16=32766, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=31, var_1_9=32767] [L115] RET assume_abort_if_not(var_1_16 >= 16383) VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16383, var_1_16=32766, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=31, var_1_9=32767] [L116] CALL assume_abort_if_not(var_1_16 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16383, var_1_16=32766, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=31, var_1_9=32767] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16383, var_1_16=32766, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=31, var_1_9=32767] [L116] RET assume_abort_if_not(var_1_16 <= 32766) VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16383, var_1_16=32766, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=31, var_1_9=32767] [L117] var_1_17 = __VERIFIER_nondet_short() [L118] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16383, var_1_16=32766, var_1_17=16383, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=31, var_1_9=32767] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16383, var_1_16=32766, var_1_17=16383, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=31, var_1_9=32767] [L118] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16383, var_1_16=32766, var_1_17=16383, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=31, var_1_9=32767] [L119] CALL assume_abort_if_not(var_1_17 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16383, var_1_16=32766, var_1_17=16383, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=31, var_1_9=32767] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16383, var_1_16=32766, var_1_17=16383, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=31, var_1_9=32767] [L119] RET assume_abort_if_not(var_1_17 <= 16383) VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16383, var_1_16=32766, var_1_17=16383, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=31, var_1_9=32767] [L120] var_1_23 = __VERIFIER_nondet_char() [L121] CALL assume_abort_if_not(var_1_23 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16383, var_1_16=32766, var_1_17=16383, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=-127, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=31, var_1_9=32767] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16383, var_1_16=32766, var_1_17=16383, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=-127, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=31, var_1_9=32767] [L121] RET assume_abort_if_not(var_1_23 >= -127) VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16383, var_1_16=32766, var_1_17=16383, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=-127, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=31, var_1_9=32767] [L122] CALL assume_abort_if_not(var_1_23 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16383, var_1_16=32766, var_1_17=16383, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=-127, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=31, var_1_9=32767] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16383, var_1_16=32766, var_1_17=16383, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=-127, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=31, var_1_9=32767] [L122] RET assume_abort_if_not(var_1_23 <= 126) VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16383, var_1_16=32766, var_1_17=16383, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=-127, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=31, var_1_9=32767] [L140] RET updateVariables() [L141] CALL step() [L49] signed long int stepLocal_0 = var_1_4 - var_1_5; VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, stepLocal_0=-32, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16383, var_1_16=32766, var_1_17=16383, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=-127, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=31, var_1_9=32767] [L50] COND TRUE \read(var_1_2) VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, stepLocal_0=-32, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16383, var_1_16=32766, var_1_17=16383, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=-127, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=31, var_1_9=32767] [L51] COND FALSE !(stepLocal_0 > ((last_1_var_1_14 + last_1_var_1_20) * last_1_var_1_21)) VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16383, var_1_16=32766, var_1_17=16383, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=-127, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=31, var_1_9=32767] [L61] unsigned short int stepLocal_2 = var_1_1; VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, stepLocal_2=32, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16383, var_1_16=32766, var_1_17=16383, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=-127, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=31, var_1_9=32767] [L62] COND FALSE !(! (var_1_5 < var_1_1)) [L69] var_1_14 = ((((((((var_1_4) > (var_1_5)) ? (var_1_4) : (var_1_5)))) < ((var_1_15 - (var_1_16 - var_1_17)))) ? (((((var_1_4) > (var_1_5)) ? (var_1_4) : (var_1_5)))) : ((var_1_15 - (var_1_16 - var_1_17))))) VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, stepLocal_2=32, var_1_10=15/8, var_1_12=19/8, var_1_14=0, var_1_15=16383, var_1_16=32766, var_1_17=16383, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=-127, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=31, var_1_9=32767] [L71] var_1_10 = var_1_11 [L72] signed char stepLocal_1 = var_1_4; VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, stepLocal_1=-1, stepLocal_2=32, var_1_10=2, var_1_11=2, var_1_12=19/8, var_1_14=0, var_1_15=16383, var_1_16=32766, var_1_17=16383, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=-127, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=31, var_1_9=32767] [L73] COND FALSE !(last_1_var_1_12 >= ((var_1_11 / var_1_13) / 31.9f)) VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, stepLocal_1=-1, stepLocal_2=32, var_1_10=2, var_1_11=2, var_1_12=19/8, var_1_14=0, var_1_15=16383, var_1_16=32766, var_1_17=16383, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=-127, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=31, var_1_9=32767] [L80] var_1_18 = ((((((((255.5f) > (var_1_11)) ? (255.5f) : (var_1_11)))) > (5.5f)) ? (((((255.5f) > (var_1_11)) ? (255.5f) : (var_1_11)))) : (5.5f))) [L81] var_1_20 = var_1_15 [L82] var_1_21 = var_1_5 [L83] var_1_22 = var_1_23 VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, stepLocal_1=-1, stepLocal_2=32, var_1_10=2, var_1_11=2, var_1_12=19/8, var_1_14=0, var_1_15=16383, var_1_16=32766, var_1_17=16383, var_1_18=11/2, var_1_19=-4, var_1_1=32, var_1_20=16383, var_1_21=31, var_1_22=-127, var_1_23=-127, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=31, var_1_9=32767] [L84] COND TRUE \read(var_1_3) [L85] var_1_19 = ((((var_1_17) > ((((((var_1_5) < (var_1_9)) ? (var_1_5) : (var_1_9))) + ((((var_1_16) > (var_1_21)) ? (var_1_16) : (var_1_21)))))) ? (var_1_17) : ((((((var_1_5) < (var_1_9)) ? (var_1_5) : (var_1_9))) + ((((var_1_16) > (var_1_21)) ? (var_1_16) : (var_1_21))))))) VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, stepLocal_1=-1, stepLocal_2=32, var_1_10=2, var_1_11=2, var_1_12=19/8, var_1_14=0, var_1_15=16383, var_1_16=32766, var_1_17=16383, var_1_18=11/2, var_1_19=32797, var_1_1=32, var_1_20=16383, var_1_21=31, var_1_22=-127, var_1_23=-127, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=31, var_1_9=32767] [L141] RET step() [L142] CALL, EXPR property() [L131-L132] return ((((((((var_1_2 ? (((var_1_4 - var_1_5) > ((last_1_var_1_14 + last_1_var_1_20) * last_1_var_1_21)) ? (var_1_1 == ((unsigned short int) (var_1_9 - var_1_5))) : 1) : (var_1_3 ? (var_1_1 == ((unsigned short int) 32)) : (var_1_1 == ((unsigned short int) var_1_5)))) && (var_1_10 == ((float) var_1_11))) && ((last_1_var_1_12 >= ((var_1_11 / var_1_13) / 31.9f)) ? ((var_1_14 > var_1_4) ? (var_1_12 == ((float) var_1_11)) : (var_1_12 == ((float) var_1_11))) : 1)) && ((! (var_1_5 < var_1_1)) ? ((last_1_var_1_14 >= var_1_1) ? (var_1_14 == ((signed short int) (((((128) < (((((2) < (var_1_4)) ? (2) : (var_1_4))))) ? (128) : (((((2) < (var_1_4)) ? (2) : (var_1_4)))))) + var_1_5))) : (var_1_14 == ((signed short int) ((var_1_5 - var_1_15) + var_1_4)))) : (var_1_14 == ((signed short int) ((((((((var_1_4) > (var_1_5)) ? (var_1_4) : (var_1_5)))) < ((var_1_15 - (var_1_16 - var_1_17)))) ? (((((var_1_4) > (var_1_5)) ? (var_1_4) : (var_1_5)))) : ((var_1_15 - (var_1_16 - var_1_17))))))))) && (var_1_18 == ((float) ((((((((255.5f) > (var_1_11)) ? (255.5f) : (var_1_11)))) > (5.5f)) ? (((((255.5f) > (var_1_11)) ? (255.5f) : (var_1_11)))) : (5.5f)))))) && (var_1_3 ? (var_1_19 == ((signed long int) ((((var_1_17) > ((((((var_1_5) < (var_1_9)) ? (var_1_5) : (var_1_9))) + ((((var_1_16) > (var_1_21)) ? (var_1_16) : (var_1_21)))))) ? (var_1_17) : ((((((var_1_5) < (var_1_9)) ? (var_1_5) : (var_1_9))) + ((((var_1_16) > (var_1_21)) ? (var_1_16) : (var_1_21))))))))) : (var_1_19 == ((signed long int) var_1_5)))) && (var_1_20 == ((unsigned short int) var_1_15))) && (var_1_21 == ((unsigned short int) var_1_5))) && (var_1_22 == ((signed char) var_1_23)) ; VAL [\result=0, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=2, var_1_11=2, var_1_12=19/8, var_1_14=0, var_1_15=16383, var_1_16=32766, var_1_17=16383, var_1_18=11/2, var_1_19=32797, var_1_1=32, var_1_20=16383, var_1_21=31, var_1_22=-127, var_1_23=-127, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=31, var_1_9=32767] [L142] RET, EXPR property() [L142] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=2, var_1_11=2, var_1_12=19/8, var_1_14=0, var_1_15=16383, var_1_16=32766, var_1_17=16383, var_1_18=11/2, var_1_19=32797, var_1_1=32, var_1_20=16383, var_1_21=31, var_1_22=-127, var_1_23=-127, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=31, var_1_9=32767] [L19] reach_error() VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=2, var_1_11=2, var_1_12=19/8, var_1_14=0, var_1_15=16383, var_1_16=32766, var_1_17=16383, var_1_18=11/2, var_1_19=32797, var_1_1=32, var_1_20=16383, var_1_21=31, var_1_22=-127, var_1_23=-127, var_1_2=1, var_1_3=1, var_1_4=-1, var_1_5=31, var_1_9=32767] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 63 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 6.2s, OverallIterations: 3, TraceHistogramMax: 21, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 107 SdHoareTripleChecker+Valid, 0.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 107 mSDsluCounter, 462 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 315 mSDsCounter, 70 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 275 IncrementalHoareTripleChecker+Invalid, 345 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 70 mSolverCounterUnsat, 147 mSDtfsCounter, 275 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 291 GetRequests, 273 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 47 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=104occurred in iteration=2, InterpolantAutomatonStates: 14, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 2 MinimizatonAttempts, 28 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 2.4s InterpolantComputationTime, 804 NumberOfCodeBlocks, 804 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 399 ConstructedInterpolants, 0 QuantifiedInterpolants, 1670 SizeOfPredicates, 7 NumberOfNonLiveVariables, 660 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 3 InterpolantComputations, 1 PerfectInterpolantSequences, 2438/2520 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 01:21:09,390 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_192e788c-9ca9-4dac-9e0c-3d013c5ae4a2/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_192e788c-9ca9-4dac-9e0c-3d013c5ae4a2/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_192e788c-9ca9-4dac-9e0c-3d013c5ae4a2/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_192e788c-9ca9-4dac-9e0c-3d013c5ae4a2/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_192e788c-9ca9-4dac-9e0c-3d013c5ae4a2/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-71.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_192e788c-9ca9-4dac-9e0c-3d013c5ae4a2/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_192e788c-9ca9-4dac-9e0c-3d013c5ae4a2/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 9bdd014e884a70b0b39df741b298409f5ba90cb5237fddea23aa11bfd9a9946b --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-24 01:21:12,890 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 01:21:13,066 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_192e788c-9ca9-4dac-9e0c-3d013c5ae4a2/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-24 01:21:13,079 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-24 01:21:13,079 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-24 01:21:13,125 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 01:21:13,127 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-24 01:21:13,127 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-24 01:21:13,128 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-24 01:21:13,128 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-24 01:21:13,129 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 01:21:13,130 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-24 01:21:13,131 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 01:21:13,131 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 01:21:13,131 INFO L153 SettingsManager]: * Use SBE=true [2024-11-24 01:21:13,132 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 01:21:13,132 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 01:21:13,132 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-24 01:21:13,132 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-24 01:21:13,132 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 01:21:13,133 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 01:21:13,133 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 01:21:13,133 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 01:21:13,133 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-24 01:21:13,133 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-24 01:21:13,134 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-24 01:21:13,134 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-24 01:21:13,134 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 01:21:13,134 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 01:21:13,134 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 01:21:13,134 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-24 01:21:13,135 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 01:21:13,136 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 01:21:13,136 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 01:21:13,136 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 01:21:13,136 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 01:21:13,136 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 01:21:13,137 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 01:21:13,137 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 01:21:13,137 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 01:21:13,137 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 01:21:13,137 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 01:21:13,138 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-24 01:21:13,138 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 01:21:13,138 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-24 01:21:13,139 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-24 01:21:13,139 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-24 01:21:13,139 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-24 01:21:13,139 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-24 01:21:13,139 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-24 01:21:13,139 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_192e788c-9ca9-4dac-9e0c-3d013c5ae4a2/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 -> 9bdd014e884a70b0b39df741b298409f5ba90cb5237fddea23aa11bfd9a9946b [2024-11-24 01:21:13,528 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 01:21:13,539 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 01:21:13,542 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 01:21:13,543 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 01:21:13,544 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 01:21:13,545 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_192e788c-9ca9-4dac-9e0c-3d013c5ae4a2/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-71.i [2024-11-24 01:21:17,211 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_192e788c-9ca9-4dac-9e0c-3d013c5ae4a2/bin/uautomizer-verify-LYvppIcaGC/data/512c21246/e2932139312143ab93faf5f8ae4a944a/FLAGd92e9ff79 [2024-11-24 01:21:17,599 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 01:21:17,603 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_192e788c-9ca9-4dac-9e0c-3d013c5ae4a2/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-71.i [2024-11-24 01:21:17,619 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_192e788c-9ca9-4dac-9e0c-3d013c5ae4a2/bin/uautomizer-verify-LYvppIcaGC/data/512c21246/e2932139312143ab93faf5f8ae4a944a/FLAGd92e9ff79 [2024-11-24 01:21:17,794 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_192e788c-9ca9-4dac-9e0c-3d013c5ae4a2/bin/uautomizer-verify-LYvppIcaGC/data/512c21246/e2932139312143ab93faf5f8ae4a944a [2024-11-24 01:21:17,799 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 01:21:17,801 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 01:21:17,803 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 01:21:17,803 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 01:21:17,809 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 01:21:17,810 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 01:21:17" (1/1) ... [2024-11-24 01:21:17,813 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ff98f48 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:21:17, skipping insertion in model container [2024-11-24 01:21:17,814 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 01:21:17" (1/1) ... [2024-11-24 01:21:17,845 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 01:21:18,043 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_192e788c-9ca9-4dac-9e0c-3d013c5ae4a2/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-71.i[915,928] [2024-11-24 01:21:18,144 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 01:21:18,161 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 01:21:18,173 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_192e788c-9ca9-4dac-9e0c-3d013c5ae4a2/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-71.i[915,928] [2024-11-24 01:21:18,216 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 01:21:18,237 INFO L204 MainTranslator]: Completed translation [2024-11-24 01:21:18,238 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:21:18 WrapperNode [2024-11-24 01:21:18,238 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 01:21:18,240 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 01:21:18,240 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 01:21:18,240 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 01:21:18,248 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:21:18" (1/1) ... [2024-11-24 01:21:18,259 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:21:18" (1/1) ... [2024-11-24 01:21:18,297 INFO L138 Inliner]: procedures = 27, calls = 34, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 146 [2024-11-24 01:21:18,297 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 01:21:18,298 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 01:21:18,298 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 01:21:18,298 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 01:21:18,311 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:21:18" (1/1) ... [2024-11-24 01:21:18,312 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:21:18" (1/1) ... [2024-11-24 01:21:18,317 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:21:18" (1/1) ... [2024-11-24 01:21:18,342 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 01:21:18,342 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:21:18" (1/1) ... [2024-11-24 01:21:18,342 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:21:18" (1/1) ... [2024-11-24 01:21:18,365 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:21:18" (1/1) ... [2024-11-24 01:21:18,366 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:21:18" (1/1) ... [2024-11-24 01:21:18,374 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:21:18" (1/1) ... [2024-11-24 01:21:18,380 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:21:18" (1/1) ... [2024-11-24 01:21:18,385 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:21:18" (1/1) ... [2024-11-24 01:21:18,389 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 01:21:18,390 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 01:21:18,390 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 01:21:18,390 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 01:21:18,391 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:21:18" (1/1) ... [2024-11-24 01:21:18,402 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 01:21:18,418 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_192e788c-9ca9-4dac-9e0c-3d013c5ae4a2/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 01:21:18,433 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_192e788c-9ca9-4dac-9e0c-3d013c5ae4a2/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-24 01:21:18,442 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_192e788c-9ca9-4dac-9e0c-3d013c5ae4a2/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-24 01:21:18,466 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 01:21:18,467 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-24 01:21:18,467 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-24 01:21:18,467 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-24 01:21:18,467 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 01:21:18,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 01:21:18,581 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 01:21:18,583 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 01:21:29,201 INFO L? ?]: Removed 15 outVars from TransFormulas that were not future-live. [2024-11-24 01:21:29,201 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 01:21:29,219 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-24 01:21:29,221 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-24 01:21:29,221 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 01:21:29 BoogieIcfgContainer [2024-11-24 01:21:29,222 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-24 01:21:29,225 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-24 01:21:29,225 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-24 01:21:29,233 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-24 01:21:29,234 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 01:21:17" (1/3) ... [2024-11-24 01:21:29,235 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17180bb5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 01:21:29, skipping insertion in model container [2024-11-24 01:21:29,236 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:21:18" (2/3) ... [2024-11-24 01:21:29,236 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17180bb5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 01:21:29, skipping insertion in model container [2024-11-24 01:21:29,236 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 01:21:29" (3/3) ... [2024-11-24 01:21:29,238 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_50-1loop_file-71.i [2024-11-24 01:21:29,256 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-24 01:21:29,258 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_50-1loop_file-71.i that has 2 procedures, 63 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-24 01:21:29,338 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-24 01:21:29,351 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;@b800159, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-24 01:21:29,352 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-24 01:21:29,356 INFO L276 IsEmpty]: Start isEmpty. Operand has 63 states, 39 states have (on average 1.3333333333333333) internal successors, (52), 40 states have internal predecessors, (52), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-11-24 01:21:29,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2024-11-24 01:21:29,370 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:21:29,371 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:21:29,371 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:21:29,377 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:21:29,378 INFO L85 PathProgramCache]: Analyzing trace with hash 150732042, now seen corresponding path program 1 times [2024-11-24 01:21:29,393 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 01:21:29,393 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1130703162] [2024-11-24 01:21:29,394 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:21:29,394 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 01:21:29,395 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_192e788c-9ca9-4dac-9e0c-3d013c5ae4a2/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 01:21:29,398 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_192e788c-9ca9-4dac-9e0c-3d013c5ae4a2/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 01:21:29,400 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_192e788c-9ca9-4dac-9e0c-3d013c5ae4a2/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 01:21:30,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:21:30,177 INFO L256 TraceCheckSpWp]: Trace formula consists of 225 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-24 01:21:30,193 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 01:21:30,262 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 340 proven. 0 refuted. 0 times theorem prover too weak. 500 trivial. 0 not checked. [2024-11-24 01:21:30,262 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 01:21:30,263 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 01:21:30,263 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1130703162] [2024-11-24 01:21:30,263 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1130703162] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:21:30,264 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:21:30,267 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-24 01:21:30,269 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2059645339] [2024-11-24 01:21:30,270 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:21:30,276 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-24 01:21:30,277 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 01:21:30,304 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-24 01:21:30,304 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-24 01:21:30,307 INFO L87 Difference]: Start difference. First operand has 63 states, 39 states have (on average 1.3333333333333333) internal successors, (52), 40 states have internal predecessors, (52), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) Second operand has 2 states, 2 states have (on average 18.0) internal successors, (36), 2 states have internal predecessors, (36), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-24 01:21:30,350 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:21:30,350 INFO L93 Difference]: Finished difference Result 123 states and 206 transitions. [2024-11-24 01:21:30,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-24 01:21:30,353 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 18.0) internal successors, (36), 2 states have internal predecessors, (36), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 134 [2024-11-24 01:21:30,353 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:21:30,363 INFO L225 Difference]: With dead ends: 123 [2024-11-24 01:21:30,364 INFO L226 Difference]: Without dead ends: 59 [2024-11-24 01:21:30,385 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 133 GetRequests, 133 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 01:21:30,389 INFO L435 NwaCegarLoop]: 91 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 91 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-24 01:21:30,390 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 91 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 01:21:30,403 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59 states. [2024-11-24 01:21:30,441 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 59. [2024-11-24 01:21:30,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 59 states, 36 states have (on average 1.25) internal successors, (45), 36 states have internal predecessors, (45), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-11-24 01:21:30,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 87 transitions. [2024-11-24 01:21:30,453 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 87 transitions. Word has length 134 [2024-11-24 01:21:30,453 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:21:30,454 INFO L471 AbstractCegarLoop]: Abstraction has 59 states and 87 transitions. [2024-11-24 01:21:30,454 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 18.0) internal successors, (36), 2 states have internal predecessors, (36), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-24 01:21:30,454 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 87 transitions. [2024-11-24 01:21:30,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2024-11-24 01:21:30,459 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:21:30,459 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:21:30,468 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_192e788c-9ca9-4dac-9e0c-3d013c5ae4a2/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 01:21:30,660 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_192e788c-9ca9-4dac-9e0c-3d013c5ae4a2/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 01:21:30,660 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:21:30,661 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:21:30,661 INFO L85 PathProgramCache]: Analyzing trace with hash 224320396, now seen corresponding path program 1 times [2024-11-24 01:21:30,662 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 01:21:30,662 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1389526309] [2024-11-24 01:21:30,662 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:21:30,662 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 01:21:30,662 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_192e788c-9ca9-4dac-9e0c-3d013c5ae4a2/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 01:21:30,664 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_192e788c-9ca9-4dac-9e0c-3d013c5ae4a2/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 01:21:30,666 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_192e788c-9ca9-4dac-9e0c-3d013c5ae4a2/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 01:21:31,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:21:31,326 INFO L256 TraceCheckSpWp]: Trace formula consists of 225 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-24 01:21:31,342 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 01:21:36,574 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-11-24 01:21:36,574 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 01:21:36,575 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 01:21:36,575 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1389526309] [2024-11-24 01:21:36,575 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1389526309] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:21:36,575 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:21:36,575 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-24 01:21:36,576 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [396807128] [2024-11-24 01:21:36,576 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:21:36,577 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 01:21:36,578 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 01:21:36,578 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 01:21:36,579 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:21:36,579 INFO L87 Difference]: Start difference. First operand 59 states and 87 transitions. Second operand has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-24 01:21:41,179 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.85s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 01:21:45,542 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.55s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 01:21:45,543 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:21:45,543 INFO L93 Difference]: Finished difference Result 182 states and 271 transitions. [2024-11-24 01:21:45,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-24 01:21:45,574 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 134 [2024-11-24 01:21:45,575 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:21:45,577 INFO L225 Difference]: With dead ends: 182 [2024-11-24 01:21:45,577 INFO L226 Difference]: Without dead ends: 126 [2024-11-24 01:21:45,578 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 135 GetRequests, 130 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-11-24 01:21:45,579 INFO L435 NwaCegarLoop]: 93 mSDtfsCounter, 66 mSDsluCounter, 190 mSDsCounter, 0 mSdLazyCounter, 80 mSolverCounterSat, 43 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 66 SdHoareTripleChecker+Valid, 283 SdHoareTripleChecker+Invalid, 123 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 43 IncrementalHoareTripleChecker+Valid, 80 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.7s IncrementalHoareTripleChecker+Time [2024-11-24 01:21:45,580 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [66 Valid, 283 Invalid, 123 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [43 Valid, 80 Invalid, 0 Unknown, 0 Unchecked, 8.7s Time] [2024-11-24 01:21:45,581 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126 states. [2024-11-24 01:21:45,639 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126 to 100. [2024-11-24 01:21:45,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 100 states, 55 states have (on average 1.1818181818181819) internal successors, (65), 55 states have internal predecessors, (65), 42 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2024-11-24 01:21:45,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 149 transitions. [2024-11-24 01:21:45,646 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 149 transitions. Word has length 134 [2024-11-24 01:21:45,647 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:21:45,649 INFO L471 AbstractCegarLoop]: Abstraction has 100 states and 149 transitions. [2024-11-24 01:21:45,650 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-24 01:21:45,650 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 149 transitions. [2024-11-24 01:21:45,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2024-11-24 01:21:45,654 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:21:45,655 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:21:45,668 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_192e788c-9ca9-4dac-9e0c-3d013c5ae4a2/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)] Ended with exit code 0 [2024-11-24 01:21:45,855 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_192e788c-9ca9-4dac-9e0c-3d013c5ae4a2/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 01:21:45,855 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:21:45,858 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:21:45,858 INFO L85 PathProgramCache]: Analyzing trace with hash 925384974, now seen corresponding path program 1 times [2024-11-24 01:21:45,859 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 01:21:45,859 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1772911202] [2024-11-24 01:21:45,859 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:21:45,859 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 01:21:45,859 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_192e788c-9ca9-4dac-9e0c-3d013c5ae4a2/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 01:21:45,863 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_192e788c-9ca9-4dac-9e0c-3d013c5ae4a2/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 01:21:45,866 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_192e788c-9ca9-4dac-9e0c-3d013c5ae4a2/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 (4)] Waiting until timeout for monitored process [2024-11-24 01:21:46,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:21:46,562 INFO L256 TraceCheckSpWp]: Trace formula consists of 224 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-24 01:21:46,572 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 01:22:28,877 WARN L286 SmtUtils]: Spent 5.13s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 01:22:34,996 WARN L286 SmtUtils]: Spent 6.12s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 01:22:44,266 WARN L286 SmtUtils]: Spent 6.15s on a formula simplification that was a NOOP. DAG size: 13 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 01:23:19,274 WARN L873 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ sign_extend 24) c_~var_1_5~0))) (and (bvslt .cse0 ((_ zero_extend 16) c_~var_1_1~0)) (let ((.cse1 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)) (.cse2 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (or (and (fp.geq c_~var_1_11~0 (fp.neg .cse1)) (fp.leq c_~var_1_11~0 (fp.neg .cse2))) (and (fp.leq c_~var_1_11~0 .cse1) (fp.geq c_~var_1_11~0 .cse2)))) (let ((.cse5 ((_ sign_extend 24) c_~var_1_4~0)) (.cse7 (bvadd ((_ sign_extend 16) c_~var_1_15~0) (bvneg (bvadd (bvneg ((_ sign_extend 16) c_~var_1_17~0)) ((_ sign_extend 16) c_~var_1_16~0)))))) (let ((.cse6 (= ((_ extract 15 0) .cse7) c_~var_1_14~0)) (.cse3 (bvsgt .cse5 .cse0))) (or (and .cse3 (let ((.cse4 (bvslt .cse5 .cse7))) (or (and .cse4 (= ((_ extract 15 0) .cse5) c_~var_1_14~0)) (and (not .cse4) .cse6)))) (and (let ((.cse8 (bvslt .cse0 .cse7))) (or (and (= ((_ extract 15 0) .cse0) c_~var_1_14~0) .cse8) (and (not .cse8) .cse6))) (not .cse3))))) (= c_~var_1_11~0 c_~var_1_10~0) (not (fp.geq c_~last_1_var_1_12~0 (fp.div c_currentRoundingMode (fp.div c_currentRoundingMode c_~var_1_11~0 c_~var_1_13~0) ((_ to_fp 8 24) c_currentRoundingMode (/ 319.0 10.0))))) (= (_ bv10 16) c_~last_1_var_1_20~0) (= (_ bv16 16) c_~last_1_var_1_21~0) (not (= (_ bv0 8) c_~var_1_2~0)) (= (_ bv32 16) c_~last_1_var_1_14~0) (= c_currentRoundingMode roundNearestTiesToEven))) is different from true [2024-11-24 01:23:26,444 WARN L286 SmtUtils]: Spent 7.02s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 01:24:53,151 WARN L286 SmtUtils]: Spent 6.30s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 01:24:58,962 WARN L286 SmtUtils]: Spent 5.81s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 01:26:22,257 WARN L286 SmtUtils]: Spent 46.88s on a formula simplification that was a NOOP. DAG size: 98 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-24 01:26:37,495 WARN L286 SmtUtils]: Spent 6.83s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 01:26:49,280 WARN L286 SmtUtils]: Spent 5.26s on a formula simplification that was a NOOP. DAG size: 13 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 01:26:56,357 WARN L286 SmtUtils]: Spent 5.38s on a formula simplification that was a NOOP. DAG size: 13 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 01:27:19,393 WARN L286 SmtUtils]: Spent 6.04s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 01:27:30,180 WARN L286 SmtUtils]: Spent 6.61s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 01:27:42,346 WARN L286 SmtUtils]: Spent 5.17s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 01:28:07,787 WARN L286 SmtUtils]: Spent 5.58s on a formula simplification. DAG size of input: 8 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 01:28:40,753 WARN L286 SmtUtils]: Spent 7.03s on a formula simplification. DAG size of input: 5 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 01:30:08,310 WARN L286 SmtUtils]: Spent 6.06s on a formula simplification. DAG size of input: 8 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 01:30:50,698 WARN L873 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ sign_extend 24) c_~var_1_5~0)) (.cse19 ((_ sign_extend 16) c_~var_1_17~0)) (.cse12 ((_ sign_extend 16) c_~var_1_16~0))) (and (= ((_ sign_extend 8) c_~var_1_5~0) c_~var_1_21~0) (bvslt .cse0 ((_ zero_extend 16) c_~var_1_1~0)) (let ((.cse1 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)) (.cse2 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (or (and (fp.geq c_~var_1_11~0 (fp.neg .cse1)) (fp.leq c_~var_1_11~0 (fp.neg .cse2))) (and (fp.leq c_~var_1_11~0 .cse1) (fp.geq c_~var_1_11~0 .cse2)))) (let ((.cse20 ((_ zero_extend 16) c_~var_1_9~0))) (let ((.cse13 ((_ zero_extend 16) c_~var_1_21~0)) (.cse24 (bvadd .cse20 .cse12))) (let ((.cse22 (bvadd .cse0 .cse12)) (.cse18 (bvslt .cse0 .cse20)) (.cse15 (= c_~var_1_19~0 .cse19)) (.cse23 (bvsgt .cse19 .cse24)) (.cse17 (bvadd .cse0 .cse13))) (let ((.cse21 (bvsgt .cse19 .cse17)) (.cse5 (and .cse15 .cse23)) (.cse10 (and (= c_~var_1_19~0 .cse22) .cse18)) (.cse3 (= c_~var_1_19~0 .cse24)) (.cse4 (not .cse23)) (.cse9 (not .cse18)) (.cse14 (bvsgt .cse19 .cse22))) (or (and (let ((.cse16 (bvadd .cse20 .cse13))) (let ((.cse6 (bvsgt .cse19 .cse16))) (let ((.cse7 (not .cse6)) (.cse11 (or (and (= c_~var_1_19~0 .cse16) .cse9) (and (= c_~var_1_19~0 .cse17) .cse18)))) (or (and (or (and .cse3 .cse4) .cse5) .cse6) (and .cse7 (let ((.cse8 (bvsgt .cse12 .cse13))) (or (and .cse8 (or (and .cse3 .cse9) .cse10)) (and (not .cse8) .cse11)))) (and .cse14 (or (and .cse7 .cse11) (and .cse15 .cse6))))))) (not .cse21)) (and .cse21 (or (and (not .cse14) (or .cse5 .cse10 (and .cse3 .cse4 .cse9))) (and .cse15 .cse14)))))))) (let ((.cse27 ((_ sign_extend 24) c_~var_1_4~0)) (.cse29 (bvadd ((_ sign_extend 16) c_~var_1_15~0) (bvneg (bvadd (bvneg .cse19) .cse12))))) (let ((.cse28 (= ((_ extract 15 0) .cse29) c_~var_1_14~0)) (.cse25 (bvsgt .cse27 .cse0))) (or (and .cse25 (let ((.cse26 (bvslt .cse27 .cse29))) (or (and .cse26 (= ((_ extract 15 0) .cse27) c_~var_1_14~0)) (and (not .cse26) .cse28)))) (and (let ((.cse30 (bvslt .cse0 .cse29))) (or (and (= ((_ extract 15 0) .cse0) c_~var_1_14~0) .cse30) (and (not .cse30) .cse28))) (not .cse25))))) (= c_~var_1_11~0 c_~var_1_10~0) (let ((.cse32 ((_ to_fp 8 24) c_currentRoundingMode (/ 511.0 2.0)))) (let ((.cse31 (fp.gt .cse32 c_~var_1_11~0))) (or (and (= c_~var_1_18~0 c_~var_1_11~0) (not .cse31)) (and (= c_~var_1_18~0 .cse32) .cse31)))) (not (fp.geq c_~last_1_var_1_12~0 (fp.div c_currentRoundingMode (fp.div c_currentRoundingMode c_~var_1_11~0 c_~var_1_13~0) ((_ to_fp 8 24) c_currentRoundingMode (/ 319.0 10.0))))) (not (= c_~var_1_3~0 (_ bv0 8))) (= c_~var_1_15~0 c_~var_1_20~0) (= c_~var_1_23~0 c_~var_1_22~0) (= (_ bv10 16) c_~last_1_var_1_20~0) (= (_ bv16 16) c_~last_1_var_1_21~0) (not (= (_ bv0 8) c_~var_1_2~0)) (= (_ bv32 16) c_~last_1_var_1_14~0) (= c_currentRoundingMode roundNearestTiesToEven))) is different from true