./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-20.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_81c8966b-c49a-42fc-bfbf-a5014597ee73/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81c8966b-c49a-42fc-bfbf-a5014597ee73/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_81c8966b-c49a-42fc-bfbf-a5014597ee73/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81c8966b-c49a-42fc-bfbf-a5014597ee73/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-20.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81c8966b-c49a-42fc-bfbf-a5014597ee73/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_81c8966b-c49a-42fc-bfbf-a5014597ee73/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 4fec42760cab0c7921ee441a80b2db245828099f977d4542ad766988bcefeb3a --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-23 22:35:24,609 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-23 22:35:24,709 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81c8966b-c49a-42fc-bfbf-a5014597ee73/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-23 22:35:24,716 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-23 22:35:24,716 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-23 22:35:24,742 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-23 22:35:24,743 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-23 22:35:24,743 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-23 22:35:24,744 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-23 22:35:24,744 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-23 22:35:24,745 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-23 22:35:24,745 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-23 22:35:24,745 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-23 22:35:24,745 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-23 22:35:24,745 INFO L153 SettingsManager]: * Use SBE=true [2024-11-23 22:35:24,746 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-23 22:35:24,746 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-23 22:35:24,746 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-23 22:35:24,746 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-23 22:35:24,746 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-23 22:35:24,746 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-23 22:35:24,746 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-23 22:35:24,746 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-23 22:35:24,747 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-23 22:35:24,747 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-23 22:35:24,747 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-23 22:35:24,747 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-23 22:35:24,747 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-23 22:35:24,747 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-23 22:35:24,747 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 22:35:24,747 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 22:35:24,747 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 22:35:24,747 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 22:35:24,748 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-23 22:35:24,748 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 22:35:24,750 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 22:35:24,750 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 22:35:24,750 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 22:35:24,750 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-23 22:35:24,751 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-23 22:35:24,751 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-23 22:35:24,751 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-23 22:35:24,751 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-23 22:35:24,751 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-23 22:35:24,752 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-23 22:35:24,752 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-23 22:35:24,752 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-23 22:35:24,752 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-23 22:35:24,752 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_81c8966b-c49a-42fc-bfbf-a5014597ee73/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 -> 4fec42760cab0c7921ee441a80b2db245828099f977d4542ad766988bcefeb3a [2024-11-23 22:35:25,132 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-23 22:35:25,148 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-23 22:35:25,153 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-23 22:35:25,155 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-23 22:35:25,156 INFO L274 PluginConnector]: CDTParser initialized [2024-11-23 22:35:25,158 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81c8966b-c49a-42fc-bfbf-a5014597ee73/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-20.i [2024-11-23 22:35:28,174 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81c8966b-c49a-42fc-bfbf-a5014597ee73/bin/uautomizer-verify-LYvppIcaGC/data/108ed76e9/015ba22afe1a41428fc5d4a9c9be2ca2/FLAGfb5ada3d8 [2024-11-23 22:35:28,547 INFO L384 CDTParser]: Found 1 translation units. [2024-11-23 22:35:28,552 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81c8966b-c49a-42fc-bfbf-a5014597ee73/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-20.i [2024-11-23 22:35:28,580 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81c8966b-c49a-42fc-bfbf-a5014597ee73/bin/uautomizer-verify-LYvppIcaGC/data/108ed76e9/015ba22afe1a41428fc5d4a9c9be2ca2/FLAGfb5ada3d8 [2024-11-23 22:35:28,605 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81c8966b-c49a-42fc-bfbf-a5014597ee73/bin/uautomizer-verify-LYvppIcaGC/data/108ed76e9/015ba22afe1a41428fc5d4a9c9be2ca2 [2024-11-23 22:35:28,607 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-23 22:35:28,610 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-23 22:35:28,612 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-23 22:35:28,612 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-23 22:35:28,617 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-23 22:35:28,618 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:35:28" (1/1) ... [2024-11-23 22:35:28,619 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49ffa13c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:28, skipping insertion in model container [2024-11-23 22:35:28,620 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:35:28" (1/1) ... [2024-11-23 22:35:28,650 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-23 22:35:28,828 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_81c8966b-c49a-42fc-bfbf-a5014597ee73/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-20.i[919,932] [2024-11-23 22:35:28,953 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 22:35:28,972 INFO L200 MainTranslator]: Completed pre-run [2024-11-23 22:35:28,983 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_81c8966b-c49a-42fc-bfbf-a5014597ee73/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-20.i[919,932] [2024-11-23 22:35:29,055 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 22:35:29,079 INFO L204 MainTranslator]: Completed translation [2024-11-23 22:35:29,080 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:29 WrapperNode [2024-11-23 22:35:29,080 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-23 22:35:29,083 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-23 22:35:29,084 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-23 22:35:29,085 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-23 22:35:29,092 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:29" (1/1) ... [2024-11-23 22:35:29,111 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:29" (1/1) ... [2024-11-23 22:35:29,175 INFO L138 Inliner]: procedures = 26, calls = 34, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 202 [2024-11-23 22:35:29,179 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-23 22:35:29,180 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-23 22:35:29,180 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-23 22:35:29,180 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-23 22:35:29,191 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:29" (1/1) ... [2024-11-23 22:35:29,192 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:29" (1/1) ... [2024-11-23 22:35:29,200 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:29" (1/1) ... [2024-11-23 22:35:29,233 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]. [2024-11-23 22:35:29,234 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:29" (1/1) ... [2024-11-23 22:35:29,234 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:29" (1/1) ... [2024-11-23 22:35:29,248 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:29" (1/1) ... [2024-11-23 22:35:29,258 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:29" (1/1) ... [2024-11-23 22:35:29,262 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:29" (1/1) ... [2024-11-23 22:35:29,268 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:29" (1/1) ... [2024-11-23 22:35:29,274 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:29" (1/1) ... [2024-11-23 22:35:29,281 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-23 22:35:29,283 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-23 22:35:29,284 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-23 22:35:29,284 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-23 22:35:29,285 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:29" (1/1) ... [2024-11-23 22:35:29,296 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 22:35:29,312 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81c8966b-c49a-42fc-bfbf-a5014597ee73/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:35:29,330 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81c8966b-c49a-42fc-bfbf-a5014597ee73/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-23 22:35:29,334 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81c8966b-c49a-42fc-bfbf-a5014597ee73/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-23 22:35:29,365 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-23 22:35:29,365 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-23 22:35:29,365 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-23 22:35:29,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-23 22:35:29,366 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-23 22:35:29,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-23 22:35:29,475 INFO L234 CfgBuilder]: Building ICFG [2024-11-23 22:35:29,477 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-23 22:35:30,135 INFO L? ?]: Removed 15 outVars from TransFormulas that were not future-live. [2024-11-23 22:35:30,135 INFO L283 CfgBuilder]: Performing block encoding [2024-11-23 22:35:30,146 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-23 22:35:30,147 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-23 22:35:30,147 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:35:30 BoogieIcfgContainer [2024-11-23 22:35:30,148 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-23 22:35:30,151 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-23 22:35:30,151 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-23 22:35:30,157 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-23 22:35:30,157 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 10:35:28" (1/3) ... [2024-11-23 22:35:30,159 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5705b34c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:35:30, skipping insertion in model container [2024-11-23 22:35:30,159 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:29" (2/3) ... [2024-11-23 22:35:30,161 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5705b34c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:35:30, skipping insertion in model container [2024-11-23 22:35:30,161 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:35:30" (3/3) ... [2024-11-23 22:35:30,163 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-20.i [2024-11-23 22:35:30,181 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-23 22:35:30,183 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-20.i that has 2 procedures, 84 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-23 22:35:30,264 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-23 22:35:30,281 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;@5e908705, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-23 22:35:30,282 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-23 22:35:30,286 INFO L276 IsEmpty]: Start isEmpty. Operand has 84 states, 60 states have (on average 1.4666666666666666) internal successors, (88), 61 states have internal predecessors, (88), 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) [2024-11-23 22:35:30,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2024-11-23 22:35:30,297 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:35:30,299 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, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:35:30,299 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:35:30,307 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:35:30,307 INFO L85 PathProgramCache]: Analyzing trace with hash -645111193, now seen corresponding path program 1 times [2024-11-23 22:35:30,317 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:35:30,318 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [706590707] [2024-11-23 22:35:30,318 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:35:30,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:35:30,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:35:30,686 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 800 trivial. 0 not checked. [2024-11-23 22:35:30,687 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 22:35:30,687 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [706590707] [2024-11-23 22:35:30,687 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [706590707] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-23 22:35:30,687 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1369613482] [2024-11-23 22:35:30,688 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:35:30,688 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 22:35:30,690 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81c8966b-c49a-42fc-bfbf-a5014597ee73/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:35:30,694 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81c8966b-c49a-42fc-bfbf-a5014597ee73/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-23 22:35:30,696 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81c8966b-c49a-42fc-bfbf-a5014597ee73/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-23 22:35:30,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:35:30,918 INFO L256 TraceCheckSpWp]: Trace formula consists of 346 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-23 22:35:30,933 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:35:30,976 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 800 trivial. 0 not checked. [2024-11-23 22:35:30,976 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-23 22:35:30,977 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1369613482] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:35:30,977 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-23 22:35:30,977 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-23 22:35:30,979 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1001433567] [2024-11-23 22:35:30,980 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:35:30,985 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-23 22:35:30,986 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 22:35:31,009 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-23 22:35:31,010 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-23 22:35:31,013 INFO L87 Difference]: Start difference. First operand has 84 states, 60 states have (on average 1.4666666666666666) internal successors, (88), 61 states have internal predecessors, (88), 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 21.0) internal successors, (42), 2 states have internal predecessors, (42), 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) [2024-11-23 22:35:31,054 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:35:31,057 INFO L93 Difference]: Finished difference Result 161 states and 275 transitions. [2024-11-23 22:35:31,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-23 22:35:31,060 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (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 142 [2024-11-23 22:35:31,060 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:35:31,069 INFO L225 Difference]: With dead ends: 161 [2024-11-23 22:35:31,069 INFO L226 Difference]: Without dead ends: 80 [2024-11-23 22:35:31,074 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 143 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-23 22:35:31,079 INFO L435 NwaCegarLoop]: 122 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, 122 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 [2024-11-23 22:35:31,082 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 122 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-23 22:35:31,098 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2024-11-23 22:35:31,130 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 80. [2024-11-23 22:35:31,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 80 states, 57 states have (on average 1.4035087719298245) internal successors, (80), 57 states have internal predecessors, (80), 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) [2024-11-23 22:35:31,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 122 transitions. [2024-11-23 22:35:31,143 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 122 transitions. Word has length 142 [2024-11-23 22:35:31,144 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:35:31,144 INFO L471 AbstractCegarLoop]: Abstraction has 80 states and 122 transitions. [2024-11-23 22:35:31,145 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (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) [2024-11-23 22:35:31,145 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 122 transitions. [2024-11-23 22:35:31,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2024-11-23 22:35:31,151 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:35:31,151 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:35:31,165 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81c8966b-c49a-42fc-bfbf-a5014597ee73/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-23 22:35:31,362 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81c8966b-c49a-42fc-bfbf-a5014597ee73/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-23 22:35:31,363 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:35:31,364 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:35:31,365 INFO L85 PathProgramCache]: Analyzing trace with hash 1263176125, now seen corresponding path program 1 times [2024-11-23 22:35:31,366 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:35:31,366 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [857790616] [2024-11-23 22:35:31,366 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:35:31,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:35:31,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:35:31,780 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-11-23 22:35:31,780 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 22:35:31,780 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [857790616] [2024-11-23 22:35:31,780 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [857790616] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:35:31,780 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:35:31,780 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 22:35:31,781 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [199753828] [2024-11-23 22:35:31,781 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:35:31,781 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 22:35:31,782 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 22:35:31,784 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 22:35:31,785 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 22:35:31,785 INFO L87 Difference]: Start difference. First operand 80 states and 122 transitions. Second operand has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 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) [2024-11-23 22:35:31,944 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:35:31,945 INFO L93 Difference]: Finished difference Result 193 states and 295 transitions. [2024-11-23 22:35:31,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 22:35:31,945 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 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 143 [2024-11-23 22:35:31,946 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:35:31,948 INFO L225 Difference]: With dead ends: 193 [2024-11-23 22:35:31,948 INFO L226 Difference]: Without dead ends: 116 [2024-11-23 22:35:31,948 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 22:35:31,949 INFO L435 NwaCegarLoop]: 133 mSDtfsCounter, 41 mSDsluCounter, 98 mSDsCounter, 0 mSdLazyCounter, 30 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 41 SdHoareTripleChecker+Valid, 231 SdHoareTripleChecker+Invalid, 38 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 30 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-23 22:35:31,950 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [41 Valid, 231 Invalid, 38 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 30 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-23 22:35:31,951 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2024-11-23 22:35:31,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 101. [2024-11-23 22:35:31,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 101 states, 78 states have (on average 1.4102564102564104) internal successors, (110), 78 states have internal predecessors, (110), 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) [2024-11-23 22:35:31,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 152 transitions. [2024-11-23 22:35:31,971 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 152 transitions. Word has length 143 [2024-11-23 22:35:31,973 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:35:31,973 INFO L471 AbstractCegarLoop]: Abstraction has 101 states and 152 transitions. [2024-11-23 22:35:31,973 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 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) [2024-11-23 22:35:31,973 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 152 transitions. [2024-11-23 22:35:31,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2024-11-23 22:35:31,978 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:35:31,978 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:35:31,978 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-23 22:35:31,979 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:35:31,979 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:35:31,981 INFO L85 PathProgramCache]: Analyzing trace with hash 28184579, now seen corresponding path program 1 times [2024-11-23 22:35:31,982 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:35:31,982 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [746090171] [2024-11-23 22:35:31,982 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:35:31,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:35:32,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-23 22:35:32,249 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1977927626] [2024-11-23 22:35:32,251 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:35:32,253 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 22:35:32,253 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81c8966b-c49a-42fc-bfbf-a5014597ee73/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:35:32,256 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81c8966b-c49a-42fc-bfbf-a5014597ee73/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-23 22:35:32,259 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81c8966b-c49a-42fc-bfbf-a5014597ee73/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-23 22:35:32,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 22:35:32,585 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-23 22:35:32,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 22:35:32,771 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-23 22:35:32,772 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-23 22:35:32,773 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-23 22:35:32,783 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81c8966b-c49a-42fc-bfbf-a5014597ee73/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-23 22:35:32,976 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81c8966b-c49a-42fc-bfbf-a5014597ee73/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 22:35:32,979 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-11-23 22:35:33,136 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-23 22:35:33,140 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 10:35:33 BoogieIcfgContainer [2024-11-23 22:35:33,140 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-23 22:35:33,141 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-23 22:35:33,141 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-23 22:35:33,141 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-23 22:35:33,142 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:35:30" (3/4) ... [2024-11-23 22:35:33,144 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-23 22:35:33,145 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-23 22:35:33,147 INFO L158 Benchmark]: Toolchain (without parser) took 4537.00ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 105.1MB in the beginning and 334.3MB in the end (delta: -229.2MB). Peak memory consumption was 50.2MB. Max. memory is 16.1GB. [2024-11-23 22:35:33,147 INFO L158 Benchmark]: CDTParser took 0.87ms. Allocated memory is still 167.8MB. Free memory is still 105.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-23 22:35:33,147 INFO L158 Benchmark]: CACSL2BoogieTranslator took 469.60ms. Allocated memory is still 142.6MB. Free memory was 105.1MB in the beginning and 89.7MB in the end (delta: 15.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-23 22:35:33,148 INFO L158 Benchmark]: Boogie Procedure Inliner took 95.97ms. Allocated memory is still 142.6MB. Free memory was 89.7MB in the beginning and 85.3MB in the end (delta: 4.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-23 22:35:33,148 INFO L158 Benchmark]: Boogie Preprocessor took 102.63ms. Allocated memory is still 142.6MB. Free memory was 85.3MB in the beginning and 79.2MB in the end (delta: 6.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-23 22:35:33,148 INFO L158 Benchmark]: RCFGBuilder took 865.36ms. Allocated memory is still 142.6MB. Free memory was 79.2MB in the beginning and 51.7MB in the end (delta: 27.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-23 22:35:33,149 INFO L158 Benchmark]: TraceAbstraction took 2989.50ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 51.0MB in the beginning and 335.2MB in the end (delta: -284.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-23 22:35:33,149 INFO L158 Benchmark]: Witness Printer took 4.91ms. Allocated memory is still 427.8MB. Free memory was 335.2MB in the beginning and 334.3MB in the end (delta: 939.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-23 22:35:33,151 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.87ms. Allocated memory is still 167.8MB. Free memory is still 105.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 469.60ms. Allocated memory is still 142.6MB. Free memory was 105.1MB in the beginning and 89.7MB in the end (delta: 15.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 95.97ms. Allocated memory is still 142.6MB. Free memory was 89.7MB in the beginning and 85.3MB in the end (delta: 4.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 102.63ms. Allocated memory is still 142.6MB. Free memory was 85.3MB in the beginning and 79.2MB in the end (delta: 6.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 865.36ms. Allocated memory is still 142.6MB. Free memory was 79.2MB in the beginning and 51.7MB in the end (delta: 27.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 2989.50ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 51.0MB in the beginning and 335.2MB in the end (delta: -284.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.91ms. Allocated memory is still 427.8MB. Free memory was 335.2MB in the beginning and 334.3MB in the end (delta: 939.0kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 155, overapproximation of someBinaryFLOATComparisonOperation at line 74, overapproximation of someBinaryFLOATComparisonOperation at line 168, overapproximation of someBinaryFLOATComparisonOperation at line 80, overapproximation of someBinaryFLOATComparisonOperation at line 151, overapproximation of someBinaryFLOATComparisonOperation at line 106, overapproximation of someBinaryFLOATComparisonOperation at line 153, overapproximation of someBinaryFLOATComparisonOperation at line 110, overapproximation of someBinaryArithmeticFLOAToperation at line 66, overapproximation of someBinaryArithmeticFLOAToperation at line 70. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 5; [L23] unsigned char var_1_2 = 0; [L24] unsigned char var_1_3 = 128; [L25] unsigned char var_1_4 = 2; [L26] unsigned char var_1_5 = 2; [L27] unsigned char var_1_6 = 32; [L28] unsigned short int var_1_8 = 100; [L29] float var_1_9 = 255.75; [L30] signed char var_1_10 = 64; [L31] signed char var_1_11 = 32; [L32] signed char var_1_12 = 4; [L33] float var_1_13 = 0.0; [L34] float var_1_14 = 7.25; [L35] float var_1_15 = 8.125; [L36] float var_1_16 = 24.5; [L37] signed short int var_1_17 = -256; [L38] double var_1_18 = 31.5; [L39] float var_1_19 = 255.2; [L40] signed long int var_1_21 = -8; [L41] double var_1_22 = 0.5; [L42] unsigned short int var_1_23 = 200; [L43] double var_1_26 = 1.8; [L44] unsigned short int var_1_29 = 8; [L45] unsigned char var_1_37 = 1; [L46] unsigned char var_1_39 = 0; [L47] unsigned char var_1_40 = 0; [L48] unsigned long int var_1_41 = 10; [L49] unsigned char last_1_var_1_6 = 32; [L50] unsigned short int last_1_var_1_8 = 100; VAL [isInitial=0, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=128, var_1_40=0, var_1_41=10, var_1_4=2, var_1_5=2, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L172] isInitial = 1 [L173] FCALL initially() [L175] CALL updateLastVariables() [L164] last_1_var_1_6 = var_1_6 [L165] last_1_var_1_8 = var_1_8 VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=128, var_1_40=0, var_1_41=10, var_1_4=2, var_1_5=2, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L175] RET updateLastVariables() [L176] CALL updateVariables() [L129] var_1_2 = __VERIFIER_nondet_uchar() [L130] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_37=1, var_1_39=0, var_1_3=128, var_1_40=0, var_1_41=10, var_1_4=2, var_1_5=2, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_37=1, var_1_39=0, var_1_3=128, var_1_40=0, var_1_41=10, var_1_4=2, var_1_5=2, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L130] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_37=1, var_1_39=0, var_1_3=128, var_1_40=0, var_1_41=10, var_1_4=2, var_1_5=2, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L131] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=128, var_1_40=0, var_1_41=10, var_1_4=2, var_1_5=2, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=128, var_1_40=0, var_1_41=10, var_1_4=2, var_1_5=2, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L131] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=128, var_1_40=0, var_1_41=10, var_1_4=2, var_1_5=2, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L132] var_1_3 = __VERIFIER_nondet_uchar() [L133] CALL assume_abort_if_not(var_1_3 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=2, var_1_5=2, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=2, var_1_5=2, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L133] RET assume_abort_if_not(var_1_3 >= 127) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=2, var_1_5=2, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L134] CALL assume_abort_if_not(var_1_3 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=2, var_1_5=2, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=2, var_1_5=2, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L134] RET assume_abort_if_not(var_1_3 <= 254) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=2, var_1_5=2, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L135] var_1_4 = __VERIFIER_nondet_uchar() [L136] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_5=2, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_5=2, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L136] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_5=2, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L137] CALL assume_abort_if_not(var_1_4 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-511, var_1_5=2, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-511, var_1_5=2, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L137] RET assume_abort_if_not(var_1_4 <= 127) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-511, var_1_5=2, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L138] var_1_5 = __VERIFIER_nondet_uchar() [L139] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-511, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-511, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L139] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-511, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L140] CALL assume_abort_if_not(var_1_5 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-511, var_1_5=-385, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-511, var_1_5=-385, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L140] RET assume_abort_if_not(var_1_5 <= 127) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-511, var_1_5=-385, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L141] var_1_10 = __VERIFIER_nondet_char() [L142] CALL assume_abort_if_not(var_1_10 >= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-511, var_1_5=-385, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-511, var_1_5=-385, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L142] RET assume_abort_if_not(var_1_10 >= 63) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-511, var_1_5=-385, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L143] CALL assume_abort_if_not(var_1_10 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-511, var_1_5=-385, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-511, var_1_5=-385, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L143] RET assume_abort_if_not(var_1_10 <= 127) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-511, var_1_5=-385, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L144] var_1_11 = __VERIFIER_nondet_char() [L145] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=0, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-511, var_1_5=-385, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=0, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-511, var_1_5=-385, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L145] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=0, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-511, var_1_5=-385, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L146] CALL assume_abort_if_not(var_1_11 <= 64) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=0, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-511, var_1_5=-385, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=0, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-511, var_1_5=-385, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L146] RET assume_abort_if_not(var_1_11 <= 64) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=0, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-511, var_1_5=-385, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L147] var_1_12 = __VERIFIER_nondet_char() [L148] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-511, var_1_5=-385, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-511, var_1_5=-385, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L148] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-511, var_1_5=-385, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L149] CALL assume_abort_if_not(var_1_12 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-511, var_1_5=-385, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-511, var_1_5=-385, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L149] RET assume_abort_if_not(var_1_12 <= 63) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-511, var_1_5=-385, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L150] var_1_13 = __VERIFIER_nondet_float() [L151] CALL assume_abort_if_not((var_1_13 >= 4611686.018427382800e+12F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=0, var_1_12=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-511, var_1_5=-385, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=0, var_1_12=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-511, var_1_5=-385, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L151] RET assume_abort_if_not((var_1_13 >= 4611686.018427382800e+12F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=0, var_1_12=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-511, var_1_5=-385, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L152] var_1_14 = __VERIFIER_nondet_float() [L153] CALL assume_abort_if_not((var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 4611686.018427382800e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=0, var_1_12=0, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-511, var_1_5=-385, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=0, var_1_12=0, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-511, var_1_5=-385, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L153] RET assume_abort_if_not((var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 4611686.018427382800e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=0, var_1_12=0, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-511, var_1_5=-385, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L154] var_1_16 = __VERIFIER_nondet_float() [L155] CALL assume_abort_if_not((var_1_16 >= -461168.6018427382800e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 4611686.018427382800e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=0, var_1_12=0, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-511, var_1_5=-385, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=0, var_1_12=0, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-511, var_1_5=-385, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L155] RET assume_abort_if_not((var_1_16 >= -461168.6018427382800e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 4611686.018427382800e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=0, var_1_12=0, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-511, var_1_5=-385, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L156] var_1_39 = __VERIFIER_nondet_uchar() [L157] CALL assume_abort_if_not(var_1_39 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=0, var_1_12=0, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-511, var_1_5=-385, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=0, var_1_12=0, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-511, var_1_5=-385, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L157] RET assume_abort_if_not(var_1_39 >= 0) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=0, var_1_12=0, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-511, var_1_5=-385, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L158] CALL assume_abort_if_not(var_1_39 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=0, var_1_12=0, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-511, var_1_5=-385, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=0, var_1_12=0, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-511, var_1_5=-385, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L158] RET assume_abort_if_not(var_1_39 <= 0) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=0, var_1_12=0, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-511, var_1_5=-385, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L159] var_1_40 = __VERIFIER_nondet_uchar() [L160] CALL assume_abort_if_not(var_1_40 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=0, var_1_12=0, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_41=10, var_1_4=-511, var_1_5=-385, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=0, var_1_12=0, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_41=10, var_1_4=-511, var_1_5=-385, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L160] RET assume_abort_if_not(var_1_40 >= 0) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=0, var_1_12=0, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_41=10, var_1_4=-511, var_1_5=-385, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L161] CALL assume_abort_if_not(var_1_40 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=0, var_1_12=0, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-511, var_1_5=-385, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=0, var_1_12=0, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-511, var_1_5=-385, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L161] RET assume_abort_if_not(var_1_40 <= 0) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=0, var_1_12=0, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-511, var_1_5=-385, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L176] RET updateVariables() [L177] CALL step() [L54] signed long int stepLocal_0 = 64 + (var_1_5 / var_1_3); VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, stepLocal_0=65, var_1_10=127, var_1_11=0, var_1_12=0, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-511, var_1_5=-385, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L55] COND TRUE stepLocal_0 != (last_1_var_1_8 - (var_1_4 + last_1_var_1_6)) [L56] var_1_6 = var_1_4 VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=0, var_1_12=0, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-511, var_1_5=-385, var_1_6=-511, var_1_8=100, var_1_9=1023/4] [L60] COND FALSE !(\read(var_1_2)) [L63] var_1_1 = (var_1_4 + var_1_5) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=0, var_1_12=0, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=128, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-511, var_1_5=-385, var_1_6=-511, var_1_8=100, var_1_9=1023/4] [L65] COND TRUE ((var_1_10 - var_1_11) - (16 + var_1_12)) != var_1_5 [L66] var_1_9 = (64.8f - (var_1_13 - var_1_14)) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=0, var_1_12=0, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=128, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-511, var_1_5=-385, var_1_6=-511, var_1_8=100] [L70] var_1_15 = (var_1_14 + var_1_16) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=0, var_1_12=0, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=128, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-511, var_1_5=-385, var_1_6=-511, var_1_8=100] [L71] COND FALSE !(\read(var_1_2)) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=0, var_1_12=0, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=128, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-511, var_1_5=-385, var_1_6=-511, var_1_8=100] [L74] COND TRUE var_1_14 == (((((99.8f) < (var_1_16)) ? (99.8f) : (var_1_16))) / ((((255.6f) > (var_1_13)) ? (255.6f) : (var_1_13)))) [L75] var_1_17 = var_1_4 VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=0, var_1_12=0, var_1_17=1, var_1_18=63/2, var_1_19=1276/5, var_1_1=128, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-511, var_1_5=-385, var_1_6=-511, var_1_8=100] [L80] COND FALSE !((var_1_2 || (var_1_16 > var_1_13)) && (var_1_3 < var_1_1)) [L85] var_1_18 = var_1_16 VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=0, var_1_12=0, var_1_16=2, var_1_17=1, var_1_18=2, var_1_19=1276/5, var_1_1=128, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-511, var_1_5=-385, var_1_6=-511, var_1_8=100] [L87] signed long int stepLocal_1 = var_1_3 - var_1_5; VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, stepLocal_1=0, var_1_10=127, var_1_11=0, var_1_12=0, var_1_16=2, var_1_17=1, var_1_18=2, var_1_19=1276/5, var_1_1=128, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-511, var_1_5=-385, var_1_6=-511, var_1_8=100] [L88] COND TRUE (var_1_17 + var_1_6) >= stepLocal_1 [L89] var_1_8 = ((((var_1_6) > (var_1_3)) ? (var_1_6) : (var_1_3))) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=0, var_1_12=0, var_1_16=2, var_1_17=1, var_1_18=2, var_1_19=1276/5, var_1_1=128, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-511, var_1_5=-385, var_1_6=-511, var_1_8=127] [L93] var_1_19 = var_1_16 [L94] var_1_21 = -16 [L95] var_1_22 = var_1_13 VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=0, var_1_12=0, var_1_13=3, var_1_16=2, var_1_17=1, var_1_18=2, var_1_19=2, var_1_1=128, var_1_21=-16, var_1_22=3, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-511, var_1_5=-385, var_1_6=-511, var_1_8=127] [L96] COND FALSE !(\read(var_1_2)) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=0, var_1_12=0, var_1_13=3, var_1_16=2, var_1_17=1, var_1_18=2, var_1_19=2, var_1_1=128, var_1_21=-16, var_1_22=3, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-511, var_1_5=-385, var_1_6=-511, var_1_8=127] [L103] COND FALSE !(var_1_5 > var_1_5) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=0, var_1_12=0, var_1_13=3, var_1_16=2, var_1_17=1, var_1_18=2, var_1_19=2, var_1_1=128, var_1_21=-16, var_1_22=3, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-511, var_1_5=-385, var_1_6=-511, var_1_8=127] [L106] COND FALSE !((var_1_2 || var_1_2) || ((- var_1_16) <= var_1_14)) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=0, var_1_12=0, var_1_13=3, var_1_16=2, var_1_17=1, var_1_18=2, var_1_19=2, var_1_1=128, var_1_21=-16, var_1_22=3, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-511, var_1_5=-385, var_1_6=-511, var_1_8=127] [L110] COND FALSE !(var_1_2 || (var_1_16 <= var_1_16)) [L117] var_1_29 = (var_1_4 + (((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5))) + var_1_5)) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=0, var_1_12=0, var_1_13=3, var_1_16=2, var_1_17=1, var_1_18=2, var_1_19=2, var_1_1=128, var_1_21=-16, var_1_22=3, var_1_23=200, var_1_26=9/5, var_1_29=255, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-511, var_1_5=-385, var_1_6=-511, var_1_8=127] [L119] COND TRUE var_1_2 || (var_1_17 <= (var_1_5 / var_1_3)) [L120] var_1_37 = (var_1_39 || var_1_40) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=0, var_1_12=0, var_1_13=3, var_1_16=2, var_1_17=1, var_1_18=2, var_1_19=2, var_1_1=128, var_1_21=-16, var_1_22=3, var_1_23=200, var_1_26=9/5, var_1_29=255, var_1_2=0, var_1_37=0, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-511, var_1_5=-385, var_1_6=-511, var_1_8=127] [L122] COND FALSE !((var_1_4 + ((((var_1_10) < (var_1_3)) ? (var_1_10) : (var_1_3)))) <= var_1_4) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=0, var_1_12=0, var_1_13=3, var_1_16=2, var_1_17=1, var_1_18=2, var_1_19=2, var_1_1=128, var_1_21=-16, var_1_22=3, var_1_23=200, var_1_26=9/5, var_1_29=255, var_1_2=0, var_1_37=0, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-511, var_1_5=-385, var_1_6=-511, var_1_8=127] [L177] RET step() [L178] CALL, EXPR property() [L168] EXPR ((((((var_1_2 ? (var_1_1 == ((unsigned char) (var_1_3 - var_1_4))) : (var_1_1 == ((unsigned char) (var_1_4 + var_1_5)))) && (((64 + (var_1_5 / var_1_3)) != (last_1_var_1_8 - (var_1_4 + last_1_var_1_6))) ? (var_1_6 == ((unsigned char) var_1_4)) : (var_1_6 == ((unsigned char) 128)))) && (((var_1_17 + var_1_6) >= (var_1_3 - var_1_5)) ? (var_1_8 == ((unsigned short int) ((((var_1_6) > (var_1_3)) ? (var_1_6) : (var_1_3))))) : (var_1_8 == ((unsigned short int) var_1_6)))) && ((((var_1_10 - var_1_11) - (16 + var_1_12)) != var_1_5) ? (var_1_9 == ((float) (64.8f - (var_1_13 - var_1_14)))) : (var_1_9 == ((float) var_1_13)))) && (var_1_15 == ((float) (var_1_14 + var_1_16)))) && (var_1_2 ? (var_1_17 == ((signed short int) (var_1_3 + var_1_12))) : ((var_1_14 == (((((99.8f) < (var_1_16)) ? (99.8f) : (var_1_16))) / ((((255.6f) > (var_1_13)) ? (255.6f) : (var_1_13))))) ? (var_1_17 == ((signed short int) var_1_4)) : (var_1_17 == ((signed short int) (var_1_5 - var_1_3)))))) && (((var_1_2 || (var_1_16 > var_1_13)) && (var_1_3 < var_1_1)) ? (((var_1_11 << var_1_12) > var_1_5) ? (var_1_18 == ((double) var_1_13)) : 1) : (var_1_18 == ((double) var_1_16))) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=0, var_1_12=0, var_1_13=3, var_1_16=2, var_1_17=1, var_1_18=2, var_1_19=2, var_1_1=128, var_1_21=-16, var_1_22=3, var_1_23=200, var_1_26=9/5, var_1_29=255, var_1_2=0, var_1_37=0, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-511, var_1_5=-385, var_1_6=-511, var_1_8=127] [L168-L169] return ((((((var_1_2 ? (var_1_1 == ((unsigned char) (var_1_3 - var_1_4))) : (var_1_1 == ((unsigned char) (var_1_4 + var_1_5)))) && (((64 + (var_1_5 / var_1_3)) != (last_1_var_1_8 - (var_1_4 + last_1_var_1_6))) ? (var_1_6 == ((unsigned char) var_1_4)) : (var_1_6 == ((unsigned char) 128)))) && (((var_1_17 + var_1_6) >= (var_1_3 - var_1_5)) ? (var_1_8 == ((unsigned short int) ((((var_1_6) > (var_1_3)) ? (var_1_6) : (var_1_3))))) : (var_1_8 == ((unsigned short int) var_1_6)))) && ((((var_1_10 - var_1_11) - (16 + var_1_12)) != var_1_5) ? (var_1_9 == ((float) (64.8f - (var_1_13 - var_1_14)))) : (var_1_9 == ((float) var_1_13)))) && (var_1_15 == ((float) (var_1_14 + var_1_16)))) && (var_1_2 ? (var_1_17 == ((signed short int) (var_1_3 + var_1_12))) : ((var_1_14 == (((((99.8f) < (var_1_16)) ? (99.8f) : (var_1_16))) / ((((255.6f) > (var_1_13)) ? (255.6f) : (var_1_13))))) ? (var_1_17 == ((signed short int) var_1_4)) : (var_1_17 == ((signed short int) (var_1_5 - var_1_3)))))) && (((var_1_2 || (var_1_16 > var_1_13)) && (var_1_3 < var_1_1)) ? (((var_1_11 << var_1_12) > var_1_5) ? (var_1_18 == ((double) var_1_13)) : 1) : (var_1_18 == ((double) var_1_16))) ; [L178] RET, EXPR property() [L178] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=0, var_1_12=0, var_1_13=3, var_1_16=2, var_1_17=1, var_1_18=2, var_1_19=2, var_1_1=128, var_1_21=-16, var_1_22=3, var_1_23=200, var_1_26=9/5, var_1_29=255, var_1_2=0, var_1_37=0, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-511, var_1_5=-385, var_1_6=-511, var_1_8=127] [L19] reach_error() VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=0, var_1_12=0, var_1_13=3, var_1_16=2, var_1_17=1, var_1_18=2, var_1_19=2, var_1_1=128, var_1_21=-16, var_1_22=3, var_1_23=200, var_1_26=9/5, var_1_29=255, var_1_2=0, var_1_37=0, var_1_39=0, var_1_3=-129, var_1_40=0, var_1_41=10, var_1_4=-511, var_1_5=-385, var_1_6=-511, var_1_8=127] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 84 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.7s, OverallIterations: 3, TraceHistogramMax: 21, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 41 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 41 mSDsluCounter, 353 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 98 mSDsCounter, 8 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 30 IncrementalHoareTripleChecker+Invalid, 38 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 8 mSolverCounterUnsat, 255 mSDtfsCounter, 30 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 146 GetRequests, 145 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=101occurred in iteration=2, InterpolantAutomatonStates: 5, 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, 15 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 715 NumberOfCodeBlocks, 715 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 424 ConstructedInterpolants, 0 QuantifiedInterpolants, 464 SizeOfPredicates, 0 NumberOfNonLiveVariables, 346 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 3 InterpolantComputations, 2 PerfectInterpolantSequences, 2480/2520 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 [2024-11-23 22:35:33,174 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81c8966b-c49a-42fc-bfbf-a5014597ee73/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81c8966b-c49a-42fc-bfbf-a5014597ee73/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81c8966b-c49a-42fc-bfbf-a5014597ee73/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_81c8966b-c49a-42fc-bfbf-a5014597ee73/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81c8966b-c49a-42fc-bfbf-a5014597ee73/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-20.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81c8966b-c49a-42fc-bfbf-a5014597ee73/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_81c8966b-c49a-42fc-bfbf-a5014597ee73/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 4fec42760cab0c7921ee441a80b2db245828099f977d4542ad766988bcefeb3a --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-23 22:35:36,082 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-23 22:35:36,212 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81c8966b-c49a-42fc-bfbf-a5014597ee73/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-23 22:35:36,221 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-23 22:35:36,225 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-23 22:35:36,268 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-23 22:35:36,269 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-23 22:35:36,270 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-23 22:35:36,271 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-23 22:35:36,271 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-23 22:35:36,272 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-23 22:35:36,272 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-23 22:35:36,272 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-23 22:35:36,273 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-23 22:35:36,273 INFO L153 SettingsManager]: * Use SBE=true [2024-11-23 22:35:36,273 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-23 22:35:36,275 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-23 22:35:36,275 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-23 22:35:36,275 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-23 22:35:36,275 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-23 22:35:36,275 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-23 22:35:36,275 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-23 22:35:36,276 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-23 22:35:36,276 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-23 22:35:36,276 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-23 22:35:36,276 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-23 22:35:36,276 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-23 22:35:36,277 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-23 22:35:36,277 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-23 22:35:36,277 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-23 22:35:36,277 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-23 22:35:36,277 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 22:35:36,277 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 22:35:36,278 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 22:35:36,279 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 22:35:36,279 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-23 22:35:36,279 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 22:35:36,279 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 22:35:36,279 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 22:35:36,279 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 22:35:36,279 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-23 22:35:36,280 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-23 22:35:36,280 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-23 22:35:36,280 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-23 22:35:36,280 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-23 22:35:36,280 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-23 22:35:36,280 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-23 22:35:36,280 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-23 22:35:36,280 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-23 22:35:36,281 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-23 22:35:36,281 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_81c8966b-c49a-42fc-bfbf-a5014597ee73/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 -> 4fec42760cab0c7921ee441a80b2db245828099f977d4542ad766988bcefeb3a [2024-11-23 22:35:36,618 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-23 22:35:36,629 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-23 22:35:36,631 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-23 22:35:36,636 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-23 22:35:36,636 INFO L274 PluginConnector]: CDTParser initialized [2024-11-23 22:35:36,638 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81c8966b-c49a-42fc-bfbf-a5014597ee73/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-20.i [2024-11-23 22:35:39,647 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81c8966b-c49a-42fc-bfbf-a5014597ee73/bin/uautomizer-verify-LYvppIcaGC/data/f13b341a3/f471fc6e9345488d964e28297355bf19/FLAGeea33d69b [2024-11-23 22:35:39,950 INFO L384 CDTParser]: Found 1 translation units. [2024-11-23 22:35:39,955 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81c8966b-c49a-42fc-bfbf-a5014597ee73/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-20.i [2024-11-23 22:35:39,969 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81c8966b-c49a-42fc-bfbf-a5014597ee73/bin/uautomizer-verify-LYvppIcaGC/data/f13b341a3/f471fc6e9345488d964e28297355bf19/FLAGeea33d69b [2024-11-23 22:35:39,991 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81c8966b-c49a-42fc-bfbf-a5014597ee73/bin/uautomizer-verify-LYvppIcaGC/data/f13b341a3/f471fc6e9345488d964e28297355bf19 [2024-11-23 22:35:39,993 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-23 22:35:39,997 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-23 22:35:40,002 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-23 22:35:40,002 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-23 22:35:40,007 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-23 22:35:40,008 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:35:39" (1/1) ... [2024-11-23 22:35:40,009 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@370d18f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:40, skipping insertion in model container [2024-11-23 22:35:40,011 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:35:39" (1/1) ... [2024-11-23 22:35:40,046 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-23 22:35:40,205 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_81c8966b-c49a-42fc-bfbf-a5014597ee73/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-20.i[919,932] [2024-11-23 22:35:40,297 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 22:35:40,316 INFO L200 MainTranslator]: Completed pre-run [2024-11-23 22:35:40,331 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_81c8966b-c49a-42fc-bfbf-a5014597ee73/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-20.i[919,932] [2024-11-23 22:35:40,402 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 22:35:40,433 INFO L204 MainTranslator]: Completed translation [2024-11-23 22:35:40,434 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:40 WrapperNode [2024-11-23 22:35:40,434 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-23 22:35:40,436 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-23 22:35:40,436 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-23 22:35:40,436 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-23 22:35:40,445 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:40" (1/1) ... [2024-11-23 22:35:40,460 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:40" (1/1) ... [2024-11-23 22:35:40,503 INFO L138 Inliner]: procedures = 27, calls = 34, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 166 [2024-11-23 22:35:40,503 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-23 22:35:40,504 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-23 22:35:40,504 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-23 22:35:40,504 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-23 22:35:40,517 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:40" (1/1) ... [2024-11-23 22:35:40,518 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:40" (1/1) ... [2024-11-23 22:35:40,524 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:40" (1/1) ... [2024-11-23 22:35:40,539 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]. [2024-11-23 22:35:40,539 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:40" (1/1) ... [2024-11-23 22:35:40,539 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:40" (1/1) ... [2024-11-23 22:35:40,557 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:40" (1/1) ... [2024-11-23 22:35:40,559 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:40" (1/1) ... [2024-11-23 22:35:40,563 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:40" (1/1) ... [2024-11-23 22:35:40,566 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:40" (1/1) ... [2024-11-23 22:35:40,567 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:40" (1/1) ... [2024-11-23 22:35:40,571 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-23 22:35:40,572 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-23 22:35:40,572 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-23 22:35:40,572 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-23 22:35:40,573 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:40" (1/1) ... [2024-11-23 22:35:40,588 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 22:35:40,603 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81c8966b-c49a-42fc-bfbf-a5014597ee73/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:35:40,619 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81c8966b-c49a-42fc-bfbf-a5014597ee73/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-23 22:35:40,624 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81c8966b-c49a-42fc-bfbf-a5014597ee73/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-23 22:35:40,651 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-23 22:35:40,652 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-23 22:35:40,652 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-23 22:35:40,652 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-23 22:35:40,652 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-23 22:35:40,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-23 22:35:40,739 INFO L234 CfgBuilder]: Building ICFG [2024-11-23 22:35:40,741 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-23 22:35:48,623 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-23 22:35:48,624 INFO L283 CfgBuilder]: Performing block encoding [2024-11-23 22:35:48,638 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-23 22:35:48,640 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-23 22:35:48,640 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:35:48 BoogieIcfgContainer [2024-11-23 22:35:48,642 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-23 22:35:48,645 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-23 22:35:48,645 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-23 22:35:48,650 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-23 22:35:48,651 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 10:35:39" (1/3) ... [2024-11-23 22:35:48,651 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@494fec6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:35:48, skipping insertion in model container [2024-11-23 22:35:48,651 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:40" (2/3) ... [2024-11-23 22:35:48,652 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@494fec6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:35:48, skipping insertion in model container [2024-11-23 22:35:48,652 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:35:48" (3/3) ... [2024-11-23 22:35:48,653 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-20.i [2024-11-23 22:35:48,666 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-23 22:35:48,668 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-20.i that has 2 procedures, 72 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-23 22:35:48,750 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-23 22:35:48,763 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;@e3dee34, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-23 22:35:48,763 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-23 22:35:48,767 INFO L276 IsEmpty]: Start isEmpty. Operand has 72 states, 48 states have (on average 1.4583333333333333) internal successors, (70), 49 states have internal predecessors, (70), 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) [2024-11-23 22:35:48,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2024-11-23 22:35:48,780 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:35:48,781 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, 1, 1, 1, 1, 1, 1] [2024-11-23 22:35:48,782 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:35:48,787 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:35:48,788 INFO L85 PathProgramCache]: Analyzing trace with hash -849164035, now seen corresponding path program 1 times [2024-11-23 22:35:48,801 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 22:35:48,802 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1352135878] [2024-11-23 22:35:48,802 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:35:48,803 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 [2024-11-23 22:35:48,803 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81c8966b-c49a-42fc-bfbf-a5014597ee73/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-23 22:35:48,808 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81c8966b-c49a-42fc-bfbf-a5014597ee73/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) [2024-11-23 22:35:48,809 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81c8966b-c49a-42fc-bfbf-a5014597ee73/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 [2024-11-23 22:35:49,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:35:49,393 INFO L256 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-23 22:35:49,402 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:35:49,444 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 404 proven. 0 refuted. 0 times theorem prover too weak. 436 trivial. 0 not checked. [2024-11-23 22:35:49,445 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-23 22:35:49,445 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-23 22:35:49,446 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1352135878] [2024-11-23 22:35:49,450 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1352135878] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:35:49,450 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:35:49,451 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-23 22:35:49,452 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2078787615] [2024-11-23 22:35:49,453 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:35:49,458 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-23 22:35:49,459 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-23 22:35:49,482 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-23 22:35:49,482 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-23 22:35:49,484 INFO L87 Difference]: Start difference. First operand has 72 states, 48 states have (on average 1.4583333333333333) internal successors, (70), 49 states have internal predecessors, (70), 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 21.0) internal successors, (42), 2 states have internal predecessors, (42), 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) [2024-11-23 22:35:49,522 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:35:49,525 INFO L93 Difference]: Finished difference Result 137 states and 239 transitions. [2024-11-23 22:35:49,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-23 22:35:49,527 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (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 140 [2024-11-23 22:35:49,527 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:35:49,538 INFO L225 Difference]: With dead ends: 137 [2024-11-23 22:35:49,539 INFO L226 Difference]: Without dead ends: 68 [2024-11-23 22:35:49,544 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 139 GetRequests, 139 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-23 22:35:49,547 INFO L435 NwaCegarLoop]: 104 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, 104 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 [2024-11-23 22:35:49,548 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 104 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-23 22:35:49,558 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68 states. [2024-11-23 22:35:49,581 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68 to 68. [2024-11-23 22:35:49,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 68 states, 45 states have (on average 1.3777777777777778) internal successors, (62), 45 states have internal predecessors, (62), 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) [2024-11-23 22:35:49,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 104 transitions. [2024-11-23 22:35:49,593 INFO L78 Accepts]: Start accepts. Automaton has 68 states and 104 transitions. Word has length 140 [2024-11-23 22:35:49,593 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:35:49,593 INFO L471 AbstractCegarLoop]: Abstraction has 68 states and 104 transitions. [2024-11-23 22:35:49,594 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (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) [2024-11-23 22:35:49,594 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 104 transitions. [2024-11-23 22:35:49,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2024-11-23 22:35:49,601 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:35:49,601 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, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:35:49,614 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81c8966b-c49a-42fc-bfbf-a5014597ee73/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)] Forceful destruction successful, exit code 0 [2024-11-23 22:35:49,802 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81c8966b-c49a-42fc-bfbf-a5014597ee73/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 [2024-11-23 22:35:49,802 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:35:49,803 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:35:49,803 INFO L85 PathProgramCache]: Analyzing trace with hash 1987001314, now seen corresponding path program 1 times [2024-11-23 22:35:49,804 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 22:35:49,804 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1760313545] [2024-11-23 22:35:49,804 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:35:49,804 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 [2024-11-23 22:35:49,804 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81c8966b-c49a-42fc-bfbf-a5014597ee73/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-23 22:35:49,808 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81c8966b-c49a-42fc-bfbf-a5014597ee73/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) [2024-11-23 22:35:49,809 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81c8966b-c49a-42fc-bfbf-a5014597ee73/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 [2024-11-23 22:35:50,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:35:50,300 INFO L256 TraceCheckSpWp]: Trace formula consists of 240 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-23 22:35:50,306 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:35:50,482 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-11-23 22:35:50,482 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-23 22:35:50,483 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-23 22:35:50,483 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1760313545] [2024-11-23 22:35:50,483 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1760313545] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:35:50,483 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:35:50,483 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 22:35:50,483 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [332318460] [2024-11-23 22:35:50,483 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:35:50,487 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 22:35:50,487 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-23 22:35:50,488 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 22:35:50,488 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 22:35:50,488 INFO L87 Difference]: Start difference. First operand 68 states and 104 transitions. Second operand has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 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) [2024-11-23 22:35:55,238 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.13s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-23 22:35:59,408 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.13s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-23 22:35:59,479 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:35:59,479 INFO L93 Difference]: Finished difference Result 157 states and 241 transitions. [2024-11-23 22:35:59,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 22:35:59,484 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 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 141 [2024-11-23 22:35:59,485 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:35:59,486 INFO L225 Difference]: With dead ends: 157 [2024-11-23 22:35:59,486 INFO L226 Difference]: Without dead ends: 92 [2024-11-23 22:35:59,487 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 140 GetRequests, 139 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 22:35:59,488 INFO L435 NwaCegarLoop]: 107 mSDtfsCounter, 21 mSDsluCounter, 81 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 8 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 188 SdHoareTripleChecker+Invalid, 35 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.0s IncrementalHoareTripleChecker+Time [2024-11-23 22:35:59,489 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [21 Valid, 188 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 25 Invalid, 2 Unknown, 0 Unchecked, 9.0s Time] [2024-11-23 22:35:59,490 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92 states. [2024-11-23 22:35:59,500 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92 to 84. [2024-11-23 22:35:59,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 84 states, 61 states have (on average 1.3770491803278688) internal successors, (84), 61 states have internal predecessors, (84), 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) [2024-11-23 22:35:59,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 126 transitions. [2024-11-23 22:35:59,502 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 126 transitions. Word has length 141 [2024-11-23 22:35:59,504 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:35:59,504 INFO L471 AbstractCegarLoop]: Abstraction has 84 states and 126 transitions. [2024-11-23 22:35:59,504 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 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) [2024-11-23 22:35:59,505 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 126 transitions. [2024-11-23 22:35:59,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2024-11-23 22:35:59,509 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:35:59,509 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, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:35:59,517 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81c8966b-c49a-42fc-bfbf-a5014597ee73/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)] Forceful destruction successful, exit code 0 [2024-11-23 22:35:59,709 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81c8966b-c49a-42fc-bfbf-a5014597ee73/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 [2024-11-23 22:35:59,710 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:35:59,711 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:35:59,712 INFO L85 PathProgramCache]: Analyzing trace with hash -637603074, now seen corresponding path program 1 times [2024-11-23 22:35:59,712 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 22:35:59,712 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1804209675] [2024-11-23 22:35:59,712 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:35:59,713 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 [2024-11-23 22:35:59,713 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81c8966b-c49a-42fc-bfbf-a5014597ee73/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-23 22:35:59,719 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81c8966b-c49a-42fc-bfbf-a5014597ee73/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) [2024-11-23 22:35:59,722 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81c8966b-c49a-42fc-bfbf-a5014597ee73/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 [2024-11-23 22:36:00,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:36:00,352 INFO L256 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-23 22:36:00,365 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:36:00,601 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-11-23 22:36:00,602 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-23 22:36:00,602 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-23 22:36:00,602 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1804209675] [2024-11-23 22:36:00,602 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1804209675] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:36:00,602 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:36:00,602 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-23 22:36:00,602 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1764924134] [2024-11-23 22:36:00,602 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:36:00,603 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-23 22:36:00,603 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-23 22:36:00,603 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-23 22:36:00,603 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-23 22:36:00,604 INFO L87 Difference]: Start difference. First operand 84 states and 126 transitions. Second operand has 4 states, 4 states have (on average 10.0) internal successors, (40), 4 states have internal predecessors, (40), 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) [2024-11-23 22:36:02,244 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result VALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-23 22:36:04,015 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.77s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-23 22:36:05,893 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result VALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-23 22:36:11,031 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-23 22:36:15,034 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-23 22:36:19,165 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-23 22:36:21,847 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.68s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-23 22:36:26,026 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.13s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-23 22:36:28,947 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.92s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-23 22:36:28,996 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:36:28,996 INFO L93 Difference]: Finished difference Result 236 states and 345 transitions. [2024-11-23 22:36:28,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-23 22:36:28,999 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 4 states have internal predecessors, (40), 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 142 [2024-11-23 22:36:29,000 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:36:29,002 INFO L225 Difference]: With dead ends: 236 [2024-11-23 22:36:29,002 INFO L226 Difference]: Without dead ends: 155 [2024-11-23 22:36:29,003 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 140 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-23 22:36:29,004 INFO L435 NwaCegarLoop]: 120 mSDtfsCounter, 108 mSDsluCounter, 166 mSDsCounter, 0 mSdLazyCounter, 48 mSolverCounterSat, 10 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 28.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 108 SdHoareTripleChecker+Valid, 286 SdHoareTripleChecker+Invalid, 65 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 48 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 28.3s IncrementalHoareTripleChecker+Time [2024-11-23 22:36:29,004 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [108 Valid, 286 Invalid, 65 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 48 Invalid, 7 Unknown, 0 Unchecked, 28.3s Time] [2024-11-23 22:36:29,005 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 155 states. [2024-11-23 22:36:29,022 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 155 to 136. [2024-11-23 22:36:29,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 136 states, 96 states have (on average 1.2916666666666667) internal successors, (124), 97 states have internal predecessors, (124), 37 states have call successors, (37), 2 states have call predecessors, (37), 2 states have return successors, (37), 36 states have call predecessors, (37), 37 states have call successors, (37) [2024-11-23 22:36:29,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 136 states and 198 transitions. [2024-11-23 22:36:29,026 INFO L78 Accepts]: Start accepts. Automaton has 136 states and 198 transitions. Word has length 142 [2024-11-23 22:36:29,026 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:36:29,026 INFO L471 AbstractCegarLoop]: Abstraction has 136 states and 198 transitions. [2024-11-23 22:36:29,027 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 4 states have internal predecessors, (40), 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) [2024-11-23 22:36:29,027 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 198 transitions. [2024-11-23 22:36:29,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2024-11-23 22:36:29,029 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:36:29,029 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, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:36:29,041 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81c8966b-c49a-42fc-bfbf-a5014597ee73/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)] Ended with exit code 0 [2024-11-23 22:36:29,230 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81c8966b-c49a-42fc-bfbf-a5014597ee73/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 [2024-11-23 22:36:29,230 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:36:29,231 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:36:29,231 INFO L85 PathProgramCache]: Analyzing trace with hash 1568153918, now seen corresponding path program 1 times [2024-11-23 22:36:29,231 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 22:36:29,231 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [420409280] [2024-11-23 22:36:29,232 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:36:29,232 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 [2024-11-23 22:36:29,232 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81c8966b-c49a-42fc-bfbf-a5014597ee73/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-23 22:36:29,236 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81c8966b-c49a-42fc-bfbf-a5014597ee73/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) [2024-11-23 22:36:29,238 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81c8966b-c49a-42fc-bfbf-a5014597ee73/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 (5)] Waiting until timeout for monitored process [2024-11-23 22:36:29,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:36:29,721 INFO L256 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-23 22:36:29,724 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:36:32,344 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 308 proven. 12 refuted. 0 times theorem prover too weak. 520 trivial. 0 not checked. [2024-11-23 22:36:32,345 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-23 22:36:33,425 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 48 proven. 12 refuted. 0 times theorem prover too weak. 780 trivial. 0 not checked. [2024-11-23 22:36:33,425 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-23 22:36:33,426 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [420409280] [2024-11-23 22:36:33,426 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [420409280] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-23 22:36:33,426 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-23 22:36:33,426 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2024-11-23 22:36:33,426 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1312254483] [2024-11-23 22:36:33,426 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-23 22:36:33,427 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-23 22:36:33,428 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-23 22:36:33,429 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-23 22:36:33,429 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-11-23 22:36:33,429 INFO L87 Difference]: Start difference. First operand 136 states and 198 transitions. Second operand has 8 states, 8 states have (on average 8.25) internal successors, (66), 8 states have internal predecessors, (66), 3 states have call successors, (25), 2 states have call predecessors, (25), 4 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) [2024-11-23 22:36:36,782 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.00s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-23 22:36:42,726 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-23 22:36:46,731 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-23 22:36:50,734 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-23 22:36:50,743 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:36:50,743 INFO L93 Difference]: Finished difference Result 274 states and 395 transitions. [2024-11-23 22:36:50,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-23 22:36:50,780 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.25) internal successors, (66), 8 states have internal predecessors, (66), 3 states have call successors, (25), 2 states have call predecessors, (25), 4 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) Word has length 142 [2024-11-23 22:36:50,781 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:36:50,784 INFO L225 Difference]: With dead ends: 274 [2024-11-23 22:36:50,784 INFO L226 Difference]: Without dead ends: 141 [2024-11-23 22:36:50,785 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 285 GetRequests, 276 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=46, Invalid=64, Unknown=0, NotChecked=0, Total=110 [2024-11-23 22:36:50,786 INFO L435 NwaCegarLoop]: 68 mSDtfsCounter, 137 mSDsluCounter, 93 mSDsCounter, 0 mSdLazyCounter, 138 mSolverCounterSat, 73 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 153 SdHoareTripleChecker+Valid, 161 SdHoareTripleChecker+Invalid, 214 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 73 IncrementalHoareTripleChecker+Valid, 138 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.9s IncrementalHoareTripleChecker+Time [2024-11-23 22:36:50,786 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [153 Valid, 161 Invalid, 214 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [73 Valid, 138 Invalid, 3 Unknown, 0 Unchecked, 16.9s Time] [2024-11-23 22:36:50,788 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 141 states. [2024-11-23 22:36:50,806 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 141 to 129. [2024-11-23 22:36:50,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 129 states, 88 states have (on average 1.25) internal successors, (110), 89 states have internal predecessors, (110), 37 states have call successors, (37), 3 states have call predecessors, (37), 3 states have return successors, (37), 36 states have call predecessors, (37), 37 states have call successors, (37) [2024-11-23 22:36:50,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 129 states and 184 transitions. [2024-11-23 22:36:50,813 INFO L78 Accepts]: Start accepts. Automaton has 129 states and 184 transitions. Word has length 142 [2024-11-23 22:36:50,814 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:36:50,815 INFO L471 AbstractCegarLoop]: Abstraction has 129 states and 184 transitions. [2024-11-23 22:36:50,815 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.25) internal successors, (66), 8 states have internal predecessors, (66), 3 states have call successors, (25), 2 states have call predecessors, (25), 4 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) [2024-11-23 22:36:50,815 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 184 transitions. [2024-11-23 22:36:50,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2024-11-23 22:36:50,817 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:36:50,818 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:36:50,828 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81c8966b-c49a-42fc-bfbf-a5014597ee73/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 (5)] Ended with exit code 0 [2024-11-23 22:36:51,018 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81c8966b-c49a-42fc-bfbf-a5014597ee73/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 [2024-11-23 22:36:51,018 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:36:51,019 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:36:51,019 INFO L85 PathProgramCache]: Analyzing trace with hash 1087304343, now seen corresponding path program 1 times [2024-11-23 22:36:51,020 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 22:36:51,020 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2120532316] [2024-11-23 22:36:51,020 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:36:51,020 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 [2024-11-23 22:36:51,020 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81c8966b-c49a-42fc-bfbf-a5014597ee73/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-23 22:36:51,022 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81c8966b-c49a-42fc-bfbf-a5014597ee73/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) [2024-11-23 22:36:51,023 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81c8966b-c49a-42fc-bfbf-a5014597ee73/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 (6)] Waiting until timeout for monitored process [2024-11-23 22:36:51,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:36:51,733 INFO L256 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-23 22:36:51,736 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:36:52,371 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 428 proven. 24 refuted. 0 times theorem prover too weak. 388 trivial. 0 not checked. [2024-11-23 22:36:52,371 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-23 22:36:52,824 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-23 22:36:52,825 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2120532316] [2024-11-23 22:36:52,825 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2120532316] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-23 22:36:52,825 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [104360742] [2024-11-23 22:36:52,825 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:36:52,825 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-23 22:36:52,825 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81c8966b-c49a-42fc-bfbf-a5014597ee73/bin/uautomizer-verify-LYvppIcaGC/cvc4 [2024-11-23 22:36:52,829 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81c8966b-c49a-42fc-bfbf-a5014597ee73/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-23 22:36:52,831 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81c8966b-c49a-42fc-bfbf-a5014597ee73/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-23 22:36:54,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:36:54,912 INFO L256 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-23 22:36:54,917 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:36:55,476 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 428 proven. 24 refuted. 0 times theorem prover too weak. 388 trivial. 0 not checked. [2024-11-23 22:36:55,476 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-23 22:36:55,845 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [104360742] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-23 22:36:55,845 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-23 22:36:55,845 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 5 [2024-11-23 22:36:55,845 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1102085279] [2024-11-23 22:36:55,845 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-23 22:36:55,846 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-23 22:36:55,846 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-23 22:36:55,847 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-23 22:36:55,847 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-23 22:36:55,847 INFO L87 Difference]: Start difference. First operand 129 states and 184 transitions. Second operand has 5 states, 5 states have (on average 9.4) internal successors, (47), 5 states have internal predecessors, (47), 2 states have call successors, (21), 2 states have call predecessors, (21), 3 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-23 22:37:01,360 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-23 22:37:05,366 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-23 22:37:09,312 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.95s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-23 22:37:09,319 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:37:09,319 INFO L93 Difference]: Finished difference Result 267 states and 375 transitions. [2024-11-23 22:37:09,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-23 22:37:09,353 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 5 states have internal predecessors, (47), 2 states have call successors, (21), 2 states have call predecessors, (21), 3 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 143 [2024-11-23 22:37:09,354 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:37:09,356 INFO L225 Difference]: With dead ends: 267 [2024-11-23 22:37:09,356 INFO L226 Difference]: Without dead ends: 141 [2024-11-23 22:37:09,357 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 334 GetRequests, 327 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2024-11-23 22:37:09,358 INFO L435 NwaCegarLoop]: 72 mSDtfsCounter, 48 mSDsluCounter, 103 mSDsCounter, 0 mSdLazyCounter, 125 mSolverCounterSat, 7 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 60 SdHoareTripleChecker+Valid, 175 SdHoareTripleChecker+Invalid, 134 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 125 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.3s IncrementalHoareTripleChecker+Time [2024-11-23 22:37:09,358 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [60 Valid, 175 Invalid, 134 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 125 Invalid, 2 Unknown, 0 Unchecked, 13.3s Time] [2024-11-23 22:37:09,359 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 141 states. [2024-11-23 22:37:09,380 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 141 to 137. [2024-11-23 22:37:09,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 137 states, 94 states have (on average 1.202127659574468) internal successors, (113), 95 states have internal predecessors, (113), 37 states have call successors, (37), 5 states have call predecessors, (37), 5 states have return successors, (37), 36 states have call predecessors, (37), 37 states have call successors, (37) [2024-11-23 22:37:09,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 187 transitions. [2024-11-23 22:37:09,385 INFO L78 Accepts]: Start accepts. Automaton has 137 states and 187 transitions. Word has length 143 [2024-11-23 22:37:09,386 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:37:09,386 INFO L471 AbstractCegarLoop]: Abstraction has 137 states and 187 transitions. [2024-11-23 22:37:09,389 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 5 states have internal predecessors, (47), 2 states have call successors, (21), 2 states have call predecessors, (21), 3 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-23 22:37:09,389 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 187 transitions. [2024-11-23 22:37:09,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2024-11-23 22:37:09,391 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:37:09,391 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:37:09,405 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81c8966b-c49a-42fc-bfbf-a5014597ee73/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 (6)] Ended with exit code 0 [2024-11-23 22:37:09,600 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81c8966b-c49a-42fc-bfbf-a5014597ee73/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2024-11-23 22:37:09,792 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81c8966b-c49a-42fc-bfbf-a5014597ee73/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=3,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81c8966b-c49a-42fc-bfbf-a5014597ee73/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt [2024-11-23 22:37:09,792 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:37:09,793 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:37:09,793 INFO L85 PathProgramCache]: Analyzing trace with hash -1432655591, now seen corresponding path program 1 times [2024-11-23 22:37:09,793 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 22:37:09,793 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [909436555] [2024-11-23 22:37:09,793 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:37:09,793 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 [2024-11-23 22:37:09,794 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81c8966b-c49a-42fc-bfbf-a5014597ee73/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-23 22:37:09,795 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81c8966b-c49a-42fc-bfbf-a5014597ee73/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) [2024-11-23 22:37:09,796 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81c8966b-c49a-42fc-bfbf-a5014597ee73/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 (8)] Waiting until timeout for monitored process [2024-11-23 22:37:10,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:37:10,423 INFO L256 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-23 22:37:10,427 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:37:15,645 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 562 proven. 153 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2024-11-23 22:37:15,645 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-23 22:37:17,585 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 36 proven. 24 refuted. 0 times theorem prover too weak. 780 trivial. 0 not checked. [2024-11-23 22:37:17,586 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-23 22:37:17,586 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [909436555] [2024-11-23 22:37:17,586 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [909436555] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-23 22:37:17,586 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-23 22:37:17,586 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 8] total 26 [2024-11-23 22:37:17,586 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1389366759] [2024-11-23 22:37:17,586 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-23 22:37:17,587 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-11-23 22:37:17,587 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-23 22:37:17,588 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-11-23 22:37:17,588 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=138, Invalid=512, Unknown=0, NotChecked=0, Total=650 [2024-11-23 22:37:17,589 INFO L87 Difference]: Start difference. First operand 137 states and 187 transitions. Second operand has 26 states, 26 states have (on average 3.4615384615384617) internal successors, (90), 25 states have internal predecessors, (90), 7 states have call successors, (39), 6 states have call predecessors, (39), 11 states have return successors, (40), 7 states have call predecessors, (40), 7 states have call successors, (40) [2024-11-23 22:37:33,597 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-23 22:37:36,543 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.94s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-23 22:37:41,048 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-23 22:37:45,053 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-23 22:37:49,634 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-23 22:37:51,051 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:37:51,051 INFO L93 Difference]: Finished difference Result 449 states and 557 transitions. [2024-11-23 22:37:51,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-11-23 22:37:51,053 INFO L78 Accepts]: Start accepts. Automaton has has 26 states, 26 states have (on average 3.4615384615384617) internal successors, (90), 25 states have internal predecessors, (90), 7 states have call successors, (39), 6 states have call predecessors, (39), 11 states have return successors, (40), 7 states have call predecessors, (40), 7 states have call successors, (40) Word has length 143 [2024-11-23 22:37:51,053 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:37:51,055 INFO L225 Difference]: With dead ends: 449 [2024-11-23 22:37:51,056 INFO L226 Difference]: Without dead ends: 315 [2024-11-23 22:37:51,057 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 320 GetRequests, 263 SyntacticMatches, 0 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 836 ImplicationChecksByTransitivity, 6.5s TimeCoverageRelationStatistics Valid=855, Invalid=2567, Unknown=0, NotChecked=0, Total=3422 [2024-11-23 22:37:51,058 INFO L435 NwaCegarLoop]: 58 mSDtfsCounter, 525 mSDsluCounter, 332 mSDsCounter, 0 mSdLazyCounter, 756 mSolverCounterSat, 96 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 28.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 527 SdHoareTripleChecker+Valid, 390 SdHoareTripleChecker+Invalid, 857 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 96 IncrementalHoareTripleChecker+Valid, 756 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 29.3s IncrementalHoareTripleChecker+Time [2024-11-23 22:37:51,059 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [527 Valid, 390 Invalid, 857 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [96 Valid, 756 Invalid, 5 Unknown, 0 Unchecked, 29.3s Time] [2024-11-23 22:37:51,060 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 315 states. [2024-11-23 22:37:51,090 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 315 to 219. [2024-11-23 22:37:51,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 219 states, 160 states have (on average 1.175) internal successors, (188), 162 states have internal predecessors, (188), 39 states have call successors, (39), 19 states have call predecessors, (39), 19 states have return successors, (39), 37 states have call predecessors, (39), 39 states have call successors, (39) [2024-11-23 22:37:51,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 219 states and 266 transitions. [2024-11-23 22:37:51,094 INFO L78 Accepts]: Start accepts. Automaton has 219 states and 266 transitions. Word has length 143 [2024-11-23 22:37:51,094 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:37:51,094 INFO L471 AbstractCegarLoop]: Abstraction has 219 states and 266 transitions. [2024-11-23 22:37:51,095 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 3.4615384615384617) internal successors, (90), 25 states have internal predecessors, (90), 7 states have call successors, (39), 6 states have call predecessors, (39), 11 states have return successors, (40), 7 states have call predecessors, (40), 7 states have call successors, (40) [2024-11-23 22:37:51,095 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 266 transitions. [2024-11-23 22:37:51,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2024-11-23 22:37:51,097 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:37:51,097 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:37:51,112 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81c8966b-c49a-42fc-bfbf-a5014597ee73/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 (8)] Forceful destruction successful, exit code 0 [2024-11-23 22:37:51,297 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81c8966b-c49a-42fc-bfbf-a5014597ee73/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 [2024-11-23 22:37:51,298 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:37:51,298 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:37:51,298 INFO L85 PathProgramCache]: Analyzing trace with hash -421538341, now seen corresponding path program 1 times [2024-11-23 22:37:51,298 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 22:37:51,299 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2009552974] [2024-11-23 22:37:51,299 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:37:51,299 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 [2024-11-23 22:37:51,299 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81c8966b-c49a-42fc-bfbf-a5014597ee73/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-23 22:37:51,300 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81c8966b-c49a-42fc-bfbf-a5014597ee73/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) [2024-11-23 22:37:51,302 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81c8966b-c49a-42fc-bfbf-a5014597ee73/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 (9)] Waiting until timeout for monitored process [2024-11-23 22:37:52,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:37:52,276 INFO L256 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 42 conjuncts are in the unsatisfiable core [2024-11-23 22:37:52,280 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:38:30,957 WARN L286 SmtUtils]: Spent 10.17s on a formula simplification that was a NOOP. DAG size: 72 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-23 22:39:13,558 WARN L286 SmtUtils]: Spent 18.17s on a formula simplification that was a NOOP. DAG size: 76 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-23 22:40:00,110 WARN L286 SmtUtils]: Spent 19.78s on a formula simplification that was a NOOP. DAG size: 80 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-23 22:41:13,186 WARN L286 SmtUtils]: Spent 30.26s on a formula simplification that was a NOOP. DAG size: 83 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-23 22:42:34,145 WARN L286 SmtUtils]: Spent 37.91s on a formula simplification that was a NOOP. DAG size: 87 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-23 22:44:04,889 WARN L286 SmtUtils]: Spent 35.00s on a formula simplification that was a NOOP. DAG size: 86 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-23 22:45:36,835 WARN L286 SmtUtils]: Spent 5.63s 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) [2024-11-23 22:46:00,827 WARN L286 SmtUtils]: Spent 7.36s 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) [2024-11-23 22:46:12,967 WARN L286 SmtUtils]: Spent 6.12s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-23 22:46:52,922 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse2 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))) (.cse3 ((_ sign_extend 24) c_~var_1_12~0)) (.cse0 ((_ zero_extend 24) c_~var_1_4~0)) (.cse4 ((_ zero_extend 24) c_~var_1_5~0)) (.cse1 ((_ zero_extend 24) c_~var_1_3~0))) (and (= (fp.add c_currentRoundingMode c_~var_1_14~0 c_~var_1_16~0) c_~var_1_15~0) (fp.leq c_~var_1_14~0 ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0)) (= c_~var_1_4~0 c_~var_1_6~0) (= c_~var_1_9~0 (fp.sub c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 324.0 5.0)) (fp.sub c_currentRoundingMode c_~var_1_13~0 c_~var_1_14~0))) (bvsle .cse0 (_ bv127 32)) (bvsge .cse1 (_ bv127 32)) (fp.gt c_~var_1_16~0 (fp.div c_currentRoundingMode c_~var_1_13~0 c_~var_1_13~0)) (fp.geq c_~var_1_14~0 .cse2) (bvsle .cse3 (_ bv63 32)) (= c_~var_1_8~0 ((_ extract 15 0) .cse1)) (fp.geq c_~var_1_13~0 .cse2) (= ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_16~0) c_~var_1_18~0) (fp.leq c_~var_1_13~0 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)) (bvsge .cse3 (_ bv0 32)) (bvsle .cse4 (_ bv127 32)) (= ((_ extract 7 0) (bvadd .cse1 (bvneg .cse0))) c_~var_1_1~0) (not (= (_ bv0 8) c_~var_1_2~0)) (= ((_ extract 15 0) (bvadd .cse3 .cse1)) c_~var_1_17~0) (not (= (bvadd (bvneg (bvadd .cse3 (_ bv16 32))) (bvneg ((_ sign_extend 24) c_~var_1_11~0)) ((_ sign_extend 24) c_~var_1_10~0)) .cse4)) (= c_currentRoundingMode roundNearestTiesToEven) (not (= (bvadd (bvneg (bvadd .cse0 ((_ zero_extend 24) c_~last_1_var_1_6~0))) ((_ zero_extend 16) c_~last_1_var_1_8~0)) (bvadd (_ bv64 32) (bvsdiv .cse4 .cse1)))))) is different from false [2024-11-23 22:47:30,237 WARN L286 SmtUtils]: Spent 6.16s 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) [2024-11-23 22:47:36,730 WARN L286 SmtUtils]: Spent 6.49s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-23 22:48:49,525 WARN L286 SmtUtils]: Spent 5.93s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-23 22:50:29,728 WARN L286 SmtUtils]: Spent 5.16s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-23 22:50:44,578 WARN L286 SmtUtils]: Spent 5.53s 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)